id int64 1 36.7k | label int64 0 1 | bug_url stringlengths 91 134 | bug_function stringlengths 13 72.7k | functions stringlengths 17 79.2k |
|---|---|---|---|---|
11,801 | 0 | https://github.com/openssl/openssl/blob/8b0d4242404f9e5da26e7594fa0864b2df4601af/crypto/bn/bn_lib.c/#L271 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return (NULL);
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return (NULL);
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ['static int tls_process_ske_dhe(SSL *s, PACKET *pkt, EVP_PKEY **pkey, int *al)\n{\n#ifndef OPENSSL_NO_DH\n PACKET prime, generator, pub_key;\n EVP_PKEY *peer_tmp = NULL;\n DH *dh = NULL;\n BIGNUM *p = NULL, *g = NULL, *bnpub_key = NULL;\n int check_bits = 0;\n if (!PACKET_get_length_prefixed_2(pkt, &prime)\n || !PACKET_get_length_prefixed_2(pkt, &generator)\n || !PACKET_get_length_prefixed_2(pkt, &pub_key)) {\n *al = SSL_AD_DECODE_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_LENGTH_MISMATCH);\n return 0;\n }\n peer_tmp = EVP_PKEY_new();\n dh = DH_new();\n if (peer_tmp == NULL || dh == NULL) {\n *al = SSL_AD_INTERNAL_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n p = BN_bin2bn(PACKET_data(&prime), (int)PACKET_remaining(&prime), NULL);\n g = BN_bin2bn(PACKET_data(&generator), (int)PACKET_remaining(&generator),\n NULL);\n bnpub_key = BN_bin2bn(PACKET_data(&pub_key),\n (int)PACKET_remaining(&pub_key), NULL);\n if (p == NULL || g == NULL || bnpub_key == NULL) {\n *al = SSL_AD_INTERNAL_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_BN_LIB);\n goto err;\n }\n if (BN_is_zero(bnpub_key)) {\n *al = SSL_AD_DECODE_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_BAD_DH_VALUE);\n goto err;\n }\n if (!DH_set0_pqg(dh, p, NULL, g)) {\n *al = SSL_AD_INTERNAL_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_BN_LIB);\n goto err;\n }\n p = g = NULL;\n if (DH_check_params(dh, &check_bits) == 0 || check_bits != 0) {\n *al = SSL_AD_DECODE_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_BAD_DH_VALUE);\n goto err;\n }\n if (!DH_set0_key(dh, bnpub_key, NULL)) {\n *al = SSL_AD_INTERNAL_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_BN_LIB);\n goto err;\n }\n bnpub_key = NULL;\n if (!ssl_security(s, SSL_SECOP_TMP_DH, DH_security_bits(dh), 0, dh)) {\n *al = SSL_AD_HANDSHAKE_FAILURE;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, SSL_R_DH_KEY_TOO_SMALL);\n goto err;\n }\n if (EVP_PKEY_assign_DH(peer_tmp, dh) == 0) {\n *al = SSL_AD_INTERNAL_ERROR;\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_EVP_LIB);\n goto err;\n }\n s->s3->peer_tmp = peer_tmp;\n if (s->s3->tmp.new_cipher->algorithm_auth & (SSL_aRSA | SSL_aDSS))\n *pkey = X509_get0_pubkey(s->session->peer);\n return 1;\n err:\n BN_free(p);\n BN_free(g);\n BN_free(bnpub_key);\n DH_free(dh);\n EVP_PKEY_free(peer_tmp);\n return 0;\n#else\n SSLerr(SSL_F_TLS_PROCESS_SKE_DHE, ERR_R_INTERNAL_ERROR);\n *al = SSL_AD_INTERNAL_ERROR;\n return 0;\n#endif\n}', 'BIGNUM *BN_bin2bn(const unsigned char *s, int len, BIGNUM *ret)\n{\n unsigned int i, m;\n unsigned int n;\n BN_ULONG l;\n BIGNUM *bn = NULL;\n if (ret == NULL)\n ret = bn = BN_new();\n if (ret == NULL)\n return (NULL);\n bn_check_top(ret);\n for ( ; len > 0 && *s == 0; s++, len--)\n continue;\n n = len;\n if (n == 0) {\n ret->top = 0;\n return (ret);\n }\n i = ((n - 1) / BN_BYTES) + 1;\n m = ((n - 1) % (BN_BYTES));\n if (bn_wexpand(ret, (int)i) == NULL) {\n BN_free(bn);\n return NULL;\n }\n ret->top = i;\n ret->neg = 0;\n l = 0;\n while (n--) {\n l = (l << 8L) | *(s++);\n if (m-- == 0) {\n ret->d[--i] = l;\n l = 0;\n m = BN_BYTES - 1;\n }\n }\n bn_correct_top(ret);\n return (ret);\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return (NULL);\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return (NULL);\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}'] |
11,802 | 0 | https://github.com/libav/libav/blob/c45fcf30cfab687004ed1cdc06ebaa21f4262a0b/libavcodec/dxv.c/#L378 | static int dxv_decode(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
DXVContext *ctx = avctx->priv_data;
ThreadFrame tframe;
GetByteContext *gbc = &ctx->gbc;
int (*decompress_tex)(AVCodecContext *avctx);
uint32_t tag;
int channels, size = 0, old_type = 0;
int ret;
bytestream2_init(gbc, avpkt->data, avpkt->size);
tag = bytestream2_get_le32(gbc);
switch (tag) {
case MKBETAG('D', 'X', 'T', '1'):
decompress_tex = dxv_decompress_dxt1;
ctx->tex_funct = ctx->texdsp.dxt1_block;
ctx->tex_rat = 8;
ctx->tex_step = 8;
av_log(avctx, AV_LOG_DEBUG, "DXTR1 compression and DXT1 texture ");
break;
case MKBETAG('D', 'X', 'T', '5'):
decompress_tex = dxv_decompress_dxt5;
ctx->tex_funct = ctx->texdsp.dxt5_block;
ctx->tex_rat = 4;
ctx->tex_step = 16;
av_log(avctx, AV_LOG_DEBUG, "DXTR5 compression and DXT5 texture ");
break;
case MKBETAG('Y', 'C', 'G', '6'):
case MKBETAG('Y', 'G', '1', '0'):
avpriv_report_missing_feature(avctx, "Tag 0x%08X", tag);
return AVERROR_PATCHWELCOME;
default:
size = tag & 0x00FFFFFF;
old_type = tag >> 24;
channels = old_type & 0x0F;
if (old_type & 0x40) {
av_log(avctx, AV_LOG_DEBUG, "LZF compression and DXT5 texture ");
ctx->tex_funct = ctx->texdsp.dxt5_block;
ctx->tex_step = 16;
} else if (old_type & 0x20) {
av_log(avctx, AV_LOG_DEBUG, "LZF compression and DXT1 texture ");
ctx->tex_funct = ctx->texdsp.dxt1_block;
ctx->tex_step = 8;
} else {
av_log(avctx, AV_LOG_ERROR, "Unsupported header (0x%08X)\n.", tag);
return AVERROR_INVALIDDATA;
}
decompress_tex = dxv_decompress_lzf;
ctx->tex_rat = 1;
break;
}
if (!old_type) {
channels = bytestream2_get_byte(gbc);
bytestream2_skip(gbc, 3);
size = bytestream2_get_le32(gbc);
}
av_log(avctx, AV_LOG_DEBUG, "(%d channels)\n", channels);
if (size != bytestream2_get_bytes_left(gbc)) {
av_log(avctx, AV_LOG_ERROR, "Incomplete or invalid file (%u > %u)\n.",
size, bytestream2_get_bytes_left(gbc));
return AVERROR_INVALIDDATA;
}
ctx->tex_size = avctx->coded_width * avctx->coded_height * 4 / ctx->tex_rat;
ret = av_reallocp(&ctx->tex_data, ctx->tex_size);
if (ret < 0)
return ret;
ret = decompress_tex(avctx);
if (ret < 0)
return ret;
tframe.f = data;
ret = ff_thread_get_buffer(avctx, &tframe, 0);
if (ret < 0)
return ret;
ff_thread_finish_setup(avctx);
avctx->execute2(avctx, decompress_texture_thread,
tframe.f, NULL, ctx->slice_count);
tframe.f->pict_type = AV_PICTURE_TYPE_I;
tframe.f->key_frame = 1;
*got_frame = 1;
return avpkt->size;
} | ['static int dxv_decode(AVCodecContext *avctx, void *data,\n int *got_frame, AVPacket *avpkt)\n{\n DXVContext *ctx = avctx->priv_data;\n ThreadFrame tframe;\n GetByteContext *gbc = &ctx->gbc;\n int (*decompress_tex)(AVCodecContext *avctx);\n uint32_t tag;\n int channels, size = 0, old_type = 0;\n int ret;\n bytestream2_init(gbc, avpkt->data, avpkt->size);\n tag = bytestream2_get_le32(gbc);\n switch (tag) {\n case MKBETAG(\'D\', \'X\', \'T\', \'1\'):\n decompress_tex = dxv_decompress_dxt1;\n ctx->tex_funct = ctx->texdsp.dxt1_block;\n ctx->tex_rat = 8;\n ctx->tex_step = 8;\n av_log(avctx, AV_LOG_DEBUG, "DXTR1 compression and DXT1 texture ");\n break;\n case MKBETAG(\'D\', \'X\', \'T\', \'5\'):\n decompress_tex = dxv_decompress_dxt5;\n ctx->tex_funct = ctx->texdsp.dxt5_block;\n ctx->tex_rat = 4;\n ctx->tex_step = 16;\n av_log(avctx, AV_LOG_DEBUG, "DXTR5 compression and DXT5 texture ");\n break;\n case MKBETAG(\'Y\', \'C\', \'G\', \'6\'):\n case MKBETAG(\'Y\', \'G\', \'1\', \'0\'):\n avpriv_report_missing_feature(avctx, "Tag 0x%08X", tag);\n return AVERROR_PATCHWELCOME;\n default:\n size = tag & 0x00FFFFFF;\n old_type = tag >> 24;\n channels = old_type & 0x0F;\n if (old_type & 0x40) {\n av_log(avctx, AV_LOG_DEBUG, "LZF compression and DXT5 texture ");\n ctx->tex_funct = ctx->texdsp.dxt5_block;\n ctx->tex_step = 16;\n } else if (old_type & 0x20) {\n av_log(avctx, AV_LOG_DEBUG, "LZF compression and DXT1 texture ");\n ctx->tex_funct = ctx->texdsp.dxt1_block;\n ctx->tex_step = 8;\n } else {\n av_log(avctx, AV_LOG_ERROR, "Unsupported header (0x%08X)\\n.", tag);\n return AVERROR_INVALIDDATA;\n }\n decompress_tex = dxv_decompress_lzf;\n ctx->tex_rat = 1;\n break;\n }\n if (!old_type) {\n channels = bytestream2_get_byte(gbc);\n bytestream2_skip(gbc, 3);\n size = bytestream2_get_le32(gbc);\n }\n av_log(avctx, AV_LOG_DEBUG, "(%d channels)\\n", channels);\n if (size != bytestream2_get_bytes_left(gbc)) {\n av_log(avctx, AV_LOG_ERROR, "Incomplete or invalid file (%u > %u)\\n.",\n size, bytestream2_get_bytes_left(gbc));\n return AVERROR_INVALIDDATA;\n }\n ctx->tex_size = avctx->coded_width * avctx->coded_height * 4 / ctx->tex_rat;\n ret = av_reallocp(&ctx->tex_data, ctx->tex_size);\n if (ret < 0)\n return ret;\n ret = decompress_tex(avctx);\n if (ret < 0)\n return ret;\n tframe.f = data;\n ret = ff_thread_get_buffer(avctx, &tframe, 0);\n if (ret < 0)\n return ret;\n ff_thread_finish_setup(avctx);\n avctx->execute2(avctx, decompress_texture_thread,\n tframe.f, NULL, ctx->slice_count);\n tframe.f->pict_type = AV_PICTURE_TYPE_I;\n tframe.f->key_frame = 1;\n *got_frame = 1;\n return avpkt->size;\n}'] |
11,803 | 0 | https://github.com/openssl/openssl/blob/47d216940c454b8c6d229565051116c1108ddd2d/crypto/lhash/lhash.c/#L285 | void lh_doall_arg(LHASH *lh, void (*func)(), char *arg)
{
int i;
LHASH_NODE *a,*n;
for (i=lh->num_nodes-1; i>=0; i--)
{
a=lh->b[i];
while (a != NULL)
{
n=a->next;
func(a->data,arg);
a=n;
}
}
} | ['int MAIN(int argc, char **argv)\n\t{\n\tint ret=1;\n\tX509_REQ *req=NULL;\n\tX509 *x=NULL,*xca=NULL;\n\tEVP_PKEY *Upkey=NULL,*CApkey=NULL;\n\tint i,num,badops=0;\n\tBIO *out=NULL;\n\tBIO *STDout=NULL;\n\tSTACK *trust = NULL, *notrust = NULL;\n\tint informat,outformat,keyformat,CAformat,CAkeyformat;\n\tchar *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL;\n\tchar *CAkeyfile=NULL,*CAserial=NULL;\n\tchar *alias=NULL, *trstr=NULL;\n\tint text=0,serial=0,hash=0,subject=0,issuer=0,startdate=0,enddate=0;\n\tint noout=0,sign_flag=0,CA_flag=0,CA_createserial=0;\n\tint trustout=0,clrtrust=0,clrnotrust=0,aliasout=0;\n\tint C=0;\n\tint x509req=0,days=DEF_DAYS,modulus=0;\n\tint pprint = 0;\n\tchar **pp;\n\tX509_STORE *ctx=NULL;\n\tX509_REQ *rq=NULL;\n\tint fingerprint=0;\n\tchar buf[256];\n\tconst EVP_MD *md_alg,*digest=EVP_md5();\n\tLHASH *extconf = NULL;\n\tchar *extsect = NULL, *extfile = NULL;\n\tint need_rand = 0;\n\treqfile=0;\n\tapps_startup();\n\tif (bio_err == NULL)\n\t\tbio_err=BIO_new_fp(stderr,BIO_NOCLOSE);\n\tSTDout=BIO_new_fp(stdout,BIO_NOCLOSE);\n\tinformat=FORMAT_PEM;\n\toutformat=FORMAT_PEM;\n\tkeyformat=FORMAT_PEM;\n\tCAformat=FORMAT_PEM;\n\tCAkeyformat=FORMAT_PEM;\n\tctx=X509_STORE_new();\n\tif (ctx == NULL) goto end;\n\tX509_STORE_set_verify_cb_func(ctx,callb);\n\targc--;\n\targv++;\n\tnum=0;\n\twhile (argc >= 1)\n\t\t{\n\t\tif \t(strcmp(*argv,"-inform") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tinformat=str2fmt(*(++argv));\n\t\t\t}\n\t\telse if (strcmp(*argv,"-outform") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\toutformat=str2fmt(*(++argv));\n\t\t\t}\n\t\telse if (strcmp(*argv,"-keyform") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tkeyformat=str2fmt(*(++argv));\n\t\t\t}\n\t\telse if (strcmp(*argv,"-req") == 0)\n\t\t\t{\n\t\t\treqfile=1;\n\t\t\tneed_rand = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-CAform") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tCAformat=str2fmt(*(++argv));\n\t\t\t}\n\t\telse if (strcmp(*argv,"-CAkeyform") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tCAformat=str2fmt(*(++argv));\n\t\t\t}\n\t\telse if (strcmp(*argv,"-days") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tdays=atoi(*(++argv));\n\t\t\tif (days == 0)\n\t\t\t\t{\n\t\t\t\tBIO_printf(STDout,"bad number of days\\n");\n\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\telse if (strcmp(*argv,"-extfile") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\textfile= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-extensions") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\textsect= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-in") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tinfile= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-out") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\toutfile= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-signkey") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tkeyfile= *(++argv);\n\t\t\tsign_flag= ++num;\n\t\t\tneed_rand = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-CA") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tCAfile= *(++argv);\n\t\t\tCA_flag= ++num;\n\t\t\tneed_rand = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-CAkey") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tCAkeyfile= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-CAserial") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\tCAserial= *(++argv);\n\t\t\t}\n\t\telse if (strcmp(*argv,"-addtrust") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\ttrstr= *(++argv);\n\t\t\tif(!X509_trust_set_bit_asc(NULL, trstr, 0)) {\n\t\t\t\tBIO_printf(bio_err,\n\t\t\t\t\t"Unknown trust value %s\\n", trstr);\n\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif(!trust) trust = sk_new_null();\n\t\t\tsk_push(trust, trstr);\n\t\t\ttrustout = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-addnotrust") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\ttrstr= *(++argv);\n\t\t\tif(!X509_notrust_set_bit_asc(NULL, trstr, 0)) {\n\t\t\t\tBIO_printf(bio_err,\n\t\t\t\t\t"Unknown trust value %s\\n", trstr);\n\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif(!notrust) notrust = sk_new_null();\n\t\t\tsk_push(notrust, trstr);\n\t\t\ttrustout = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-setalias") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\talias= *(++argv);\n\t\t\ttrustout = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-setalias") == 0)\n\t\t\t{\n\t\t\tif (--argc < 1) goto bad;\n\t\t\talias= *(++argv);\n\t\t\ttrustout = 1;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-C") == 0)\n\t\t\tC= ++num;\n\t\telse if (strcmp(*argv,"-serial") == 0)\n\t\t\tserial= ++num;\n\t\telse if (strcmp(*argv,"-modulus") == 0)\n\t\t\tmodulus= ++num;\n\t\telse if (strcmp(*argv,"-x509toreq") == 0)\n\t\t\tx509req= ++num;\n\t\telse if (strcmp(*argv,"-text") == 0)\n\t\t\ttext= ++num;\n\t\telse if (strcmp(*argv,"-hash") == 0)\n\t\t\thash= ++num;\n\t\telse if (strcmp(*argv,"-subject") == 0)\n\t\t\tsubject= ++num;\n\t\telse if (strcmp(*argv,"-issuer") == 0)\n\t\t\tissuer= ++num;\n\t\telse if (strcmp(*argv,"-fingerprint") == 0)\n\t\t\tfingerprint= ++num;\n\t\telse if (strcmp(*argv,"-dates") == 0)\n\t\t\t{\n\t\t\tstartdate= ++num;\n\t\t\tenddate= ++num;\n\t\t\t}\n\t\telse if (strcmp(*argv,"-purpose") == 0)\n\t\t\tpprint= ++num;\n\t\telse if (strcmp(*argv,"-startdate") == 0)\n\t\t\tstartdate= ++num;\n\t\telse if (strcmp(*argv,"-enddate") == 0)\n\t\t\tenddate= ++num;\n\t\telse if (strcmp(*argv,"-noout") == 0)\n\t\t\tnoout= ++num;\n\t\telse if (strcmp(*argv,"-trustout") == 0)\n\t\t\ttrustout= 1;\n\t\telse if (strcmp(*argv,"-clrtrust") == 0)\n\t\t\tclrtrust= ++num;\n\t\telse if (strcmp(*argv,"-clrnotrust") == 0)\n\t\t\tclrnotrust= ++num;\n\t\telse if (strcmp(*argv,"-alias") == 0)\n\t\t\taliasout= ++num;\n\t\telse if (strcmp(*argv,"-CAcreateserial") == 0)\n\t\t\tCA_createserial= ++num;\n\t\telse if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)\n\t\t\t{\n\t\t\tdigest=md_alg;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"unknown option %s\\n",*argv);\n\t\t\tbadops=1;\n\t\t\tbreak;\n\t\t\t}\n\t\targc--;\n\t\targv++;\n\t\t}\n\tif (badops)\n\t\t{\nbad:\n\t\tfor (pp=x509_usage; (*pp != NULL); pp++)\n\t\t\tBIO_printf(bio_err,*pp);\n\t\tgoto end;\n\t\t}\n\tif (need_rand)\n\t\tapp_RAND_load_file(NULL, bio_err, 0);\n\tERR_load_crypto_strings();\n\tX509V3_add_standard_extensions();\n\tX509_PURPOSE_add_standard();\n\tif (!X509_STORE_set_default_paths(ctx))\n\t\t{\n\t\tERR_print_errors(bio_err);\n\t\tgoto end;\n\t\t}\n\tif ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM))\n\t\t{ CAkeyfile=CAfile; }\n\telse if ((CA_flag) && (CAkeyfile == NULL))\n\t\t{\n\t\tBIO_printf(bio_err,"need to specify a CAkey if using the CA command\\n");\n\t\tgoto end;\n\t\t}\n\tif (extfile) {\n\t\tlong errorline;\n\t\tX509V3_CTX ctx2;\n\t\tif (!(extconf=CONF_load(NULL,extfile,&errorline))) {\n\t\t\tif (errorline <= 0)\n\t\t\t\tBIO_printf(bio_err,\n\t\t\t\t\t"error loading the config file \'%s\'\\n",\n\t\t\t\t\t\t\t\textfile);\n \telse\n \tBIO_printf(bio_err,\n\t\t\t\t "error on line %ld of config file \'%s\'\\n"\n\t\t\t\t\t\t\t,errorline,extfile);\n\t\t\tgoto end;\n\t\t}\n\t\tif(!extsect && !(extsect = CONF_get_string(extconf, "default",\n\t\t\t\t\t "extensions"))) extsect = "default";\n\t\tX509V3_set_ctx_test(&ctx2);\n\t\tX509V3_set_conf_lhash(&ctx2, extconf);\n\t\tif(!X509V3_EXT_add_conf(extconf, &ctx2, extsect, NULL)) {\n\t\t\tBIO_printf(bio_err,\n\t\t\t\t"Error Loading extension section %s\\n",\n\t\t\t\t\t\t\t\t extsect);\n\t\t\tERR_print_errors(bio_err);\n\t\t\tgoto end;\n }\n\t}\n\tif (reqfile)\n\t\t{\n\t\tEVP_PKEY *pkey;\n\t\tX509_CINF *ci;\n\t\tBIO *in;\n\t\tif (!sign_flag && !CA_flag)\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"We need a private key to sign with\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tin=BIO_new(BIO_s_file());\n\t\tif (in == NULL)\n\t\t\t{\n\t\t\tERR_print_errors(bio_err);\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (infile == NULL)\n\t\t\tBIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT);\n\t\telse\n\t\t\t{\n\t\t\tif (BIO_read_filename(in,infile) <= 0)\n\t\t\t\t{\n\t\t\t\tperror(infile);\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\t}\n\t\treq=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);\n\t\tBIO_free(in);\n\t\tif (req == NULL) { perror(infile); goto end; }\n\t\tif (\t(req->req_info == NULL) ||\n\t\t\t(req->req_info->pubkey == NULL) ||\n\t\t\t(req->req_info->pubkey->public_key == NULL) ||\n\t\t\t(req->req_info->pubkey->public_key->data == NULL))\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"The certificate request appears to corrupted\\n");\n\t\t\tBIO_printf(bio_err,"It does not contain a public key\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tif ((pkey=X509_REQ_get_pubkey(req)) == NULL)\n\t {\n\t BIO_printf(bio_err,"error unpacking public key\\n");\n\t goto end;\n\t }\n\t\ti=X509_REQ_verify(req,pkey);\n\t\tEVP_PKEY_free(pkey);\n\t\tif (i < 0)\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"Signature verification error\\n");\n\t\t\tERR_print_errors(bio_err);\n\t\t\tgoto end;\n\t\t\t}\n\t if (i == 0)\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"Signature did not match the certificate request\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\telse\n\t\t\tBIO_printf(bio_err,"Signature ok\\n");\n\t\tX509_NAME_oneline(req->req_info->subject,buf,256);\n\t\tBIO_printf(bio_err,"subject=%s\\n",buf);\n\t\tif ((x=X509_new()) == NULL) goto end;\n\t\tci=x->cert_info;\n\t\tif (!ASN1_INTEGER_set(X509_get_serialNumber(x),0)) goto end;\n\t\tif (!X509_set_issuer_name(x,req->req_info->subject)) goto end;\n\t\tif (!X509_set_subject_name(x,req->req_info->subject)) goto end;\n\t\tX509_gmtime_adj(X509_get_notBefore(x),0);\n\t X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days);\n#if 0\n\t\tX509_PUBKEY_free(ci->key);\n\t\tci->key=req->req_info->pubkey;\n\t req->req_info->pubkey=NULL;\n#else\n\t\tpkey = X509_REQ_get_pubkey(req);\n\t\tX509_set_pubkey(x,pkey);\n\t\tEVP_PKEY_free(pkey);\n#endif\n\t\t}\n\telse\n\t\tx=load_cert(infile,informat);\n\tif (x == NULL) goto end;\n\tif (CA_flag)\n\t\t{\n\t\txca=load_cert(CAfile,CAformat);\n\t\tif (xca == NULL) goto end;\n\t\t}\n\tif (!noout || text)\n\t\t{\n\t\tOBJ_create("2.99999.3",\n\t\t\t"SET.ex3","SET x509v3 extension 3");\n\t\tout=BIO_new(BIO_s_file());\n\t\tif (out == NULL)\n\t\t\t{\n\t\t\tERR_print_errors(bio_err);\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (outfile == NULL)\n\t\t\tBIO_set_fp(out,stdout,BIO_NOCLOSE);\n\t\telse\n\t\t\t{\n\t\t\tif (BIO_write_filename(out,outfile) <= 0)\n\t\t\t\t{\n\t\t\t\tperror(outfile);\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\tif(alias) X509_alias_set(x, (unsigned char *)alias, -1);\n\tif(clrtrust) X509_trust_set_bit(x, -1, 0);\n\tif(clrnotrust) X509_notrust_set_bit(x, -1, 0);\n\tif(trust) {\n\t\tfor(i = 0; i < sk_num(trust); i++) {\n\t\t\ttrstr = sk_value(trust, i);\n\t\t\tX509_trust_set_bit_asc(x, trstr, 1);\n\t\t}\n\t\tsk_free(trust);\n\t}\n\tif(notrust) {\n\t\tfor(i = 0; i < sk_num(notrust); i++) {\n\t\t\ttrstr = sk_value(notrust, i);\n\t\t\tX509_notrust_set_bit_asc(x, trstr, 1);\n\t\t}\n\t\tsk_free(notrust);\n\t}\n\tif (num)\n\t\t{\n\t\tfor (i=1; i<=num; i++)\n\t\t\t{\n\t\t\tif (issuer == i)\n\t\t\t\t{\n\t\t\t\tX509_NAME_oneline(X509_get_issuer_name(x),\n\t\t\t\t\tbuf,256);\n\t\t\t\tBIO_printf(STDout,"issuer= %s\\n",buf);\n\t\t\t\t}\n\t\t\telse if (subject == i)\n\t\t\t\t{\n\t\t\t\tX509_NAME_oneline(X509_get_subject_name(x),\n\t\t\t\t\tbuf,256);\n\t\t\t\tBIO_printf(STDout,"subject=%s\\n",buf);\n\t\t\t\t}\n\t\t\telse if (serial == i)\n\t\t\t\t{\n\t\t\t\tBIO_printf(STDout,"serial=");\n\t\t\t\ti2a_ASN1_INTEGER(STDout,x->cert_info->serialNumber);\n\t\t\t\tBIO_printf(STDout,"\\n");\n\t\t\t\t}\n\t\t\telse if (aliasout == i)\n\t\t\t\t{\n\t\t\t\tunsigned char *alstr;\n\t\t\t\talstr = X509_alias_get(x, NULL);\n\t\t\t\tif(alstr) BIO_printf(STDout,"%s\\n", alstr);\n\t\t\t\telse BIO_puts(STDout,"<No Alias>\\n");\n\t\t\t\t}\n\t\t\telse if (hash == i)\n\t\t\t\t{\n\t\t\t\tBIO_printf(STDout,"%08lx\\n",X509_subject_name_hash(x));\n\t\t\t\t}\n\t\t\telse if (pprint == i)\n\t\t\t\t{\n\t\t\t\tX509_PPRINT ptmp;\n\t\t\t\tptmp.bio = STDout;\n\t\t\t\tptmp.cert = x;\n\t\t\t\tBIO_printf(STDout, "Certificate purposes:\\n");\n\t\t\t\tX509_PURPOSE_enum(efunc, &ptmp);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\tif (modulus == i)\n\t\t\t\t{\n\t\t\t\tEVP_PKEY *pkey;\n\t\t\t\tpkey=X509_get_pubkey(x);\n\t\t\t\tif (pkey == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(bio_err,"Modulus=unavailable\\n");\n\t\t\t\t\tERR_print_errors(bio_err);\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\tBIO_printf(STDout,"Modulus=");\n#ifndef NO_RSA\n\t\t\t\tif (pkey->type == EVP_PKEY_RSA)\n\t\t\t\t\tBN_print(STDout,pkey->pkey.rsa->n);\n\t\t\t\telse\n#endif\n#ifndef NO_DSA\n\t\t\t\tif (pkey->type == EVP_PKEY_DSA)\n\t\t\t\t\tBN_print(STDout,pkey->pkey.dsa->pub_key);\n\t\t\t\telse\n#endif\n\t\t\t\t\tBIO_printf(STDout,"Wrong Algorithm type");\n\t\t\t\tBIO_printf(STDout,"\\n");\n\t\t\t\tEVP_PKEY_free(pkey);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\tif (C == i)\n\t\t\t\t{\n\t\t\t\tunsigned char *d;\n\t\t\t\tchar *m;\n\t\t\t\tint y,z;\n\t\t\t\tX509_NAME_oneline(X509_get_subject_name(x),\n\t\t\t\t\tbuf,256);\n\t\t\t\tBIO_printf(STDout,"/* subject:%s */\\n",buf);\n\t\t\t\tm=X509_NAME_oneline(\n\t\t\t\t\tX509_get_issuer_name(x),buf,256);\n\t\t\t\tBIO_printf(STDout,"/* issuer :%s */\\n",buf);\n\t\t\t\tz=i2d_X509(x,NULL);\n\t\t\t\tm=Malloc(z);\n\t\t\t\td=(unsigned char *)m;\n\t\t\t\tz=i2d_X509_NAME(X509_get_subject_name(x),&d);\n\t\t\t\tBIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\\n",z);\n\t\t\t\td=(unsigned char *)m;\n\t\t\t\tfor (y=0; y<z; y++)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(STDout,"0x%02X,",d[y]);\n\t\t\t\t\tif ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\\n");\n\t\t\t\t\t}\n\t\t\t\tif (y%16 != 0) BIO_printf(STDout,"\\n");\n\t\t\t\tBIO_printf(STDout,"};\\n");\n\t\t\t\tz=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d);\n\t\t\t\tBIO_printf(STDout,"unsigned char XXX_public_key[%d]={\\n",z);\n\t\t\t\td=(unsigned char *)m;\n\t\t\t\tfor (y=0; y<z; y++)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(STDout,"0x%02X,",d[y]);\n\t\t\t\t\tif ((y & 0x0f) == 0x0f)\n\t\t\t\t\t\tBIO_printf(STDout,"\\n");\n\t\t\t\t\t}\n\t\t\t\tif (y%16 != 0) BIO_printf(STDout,"\\n");\n\t\t\t\tBIO_printf(STDout,"};\\n");\n\t\t\t\tz=i2d_X509(x,&d);\n\t\t\t\tBIO_printf(STDout,"unsigned char XXX_certificate[%d]={\\n",z);\n\t\t\t\td=(unsigned char *)m;\n\t\t\t\tfor (y=0; y<z; y++)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(STDout,"0x%02X,",d[y]);\n\t\t\t\t\tif ((y & 0x0f) == 0x0f)\n\t\t\t\t\t\tBIO_printf(STDout,"\\n");\n\t\t\t\t\t}\n\t\t\t\tif (y%16 != 0) BIO_printf(STDout,"\\n");\n\t\t\t\tBIO_printf(STDout,"};\\n");\n\t\t\t\tFree(m);\n\t\t\t\t}\n\t\t\telse if (text == i)\n\t\t\t\t{\n\t\t\t\tX509_print(out,x);\n\t\t\t\t}\n\t\t\telse if (startdate == i)\n\t\t\t\t{\n\t\t\t\tBIO_puts(STDout,"notBefore=");\n\t\t\t\tASN1_TIME_print(STDout,X509_get_notBefore(x));\n\t\t\t\tBIO_puts(STDout,"\\n");\n\t\t\t\t}\n\t\t\telse if (enddate == i)\n\t\t\t\t{\n\t\t\t\tBIO_puts(STDout,"notAfter=");\n\t\t\t\tASN1_TIME_print(STDout,X509_get_notAfter(x));\n\t\t\t\tBIO_puts(STDout,"\\n");\n\t\t\t\t}\n\t\t\telse if (fingerprint == i)\n\t\t\t\t{\n\t\t\t\tint j;\n\t\t\t\tunsigned int n;\n\t\t\t\tunsigned char md[EVP_MAX_MD_SIZE];\n\t\t\t\tif (!X509_digest(x,EVP_md5(),md,&n))\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(bio_err,"out of memory\\n");\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\tBIO_printf(STDout,"MD5 Fingerprint=");\n\t\t\t\tfor (j=0; j<(int)n; j++)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(STDout,"%02X%c",md[j],\n\t\t\t\t\t\t(j+1 == (int)n)\n\t\t\t\t\t\t?\'\\n\':\':\');\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\telse if ((sign_flag == i) && (x509req == 0))\n\t\t\t\t{\n\t\t\t\tBIO_printf(bio_err,"Getting Private key\\n");\n\t\t\t\tif (Upkey == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tUpkey=load_key(keyfile,keyformat);\n\t\t\t\t\tif (Upkey == NULL) goto end;\n\t\t\t\t\t}\n#ifndef NO_DSA\n\t\t if (Upkey->type == EVP_PKEY_DSA)\n\t\t digest=EVP_dss1();\n#endif\n\t\t\t\tassert(need_rand);\n\t\t\t\tif (!sign(x,Upkey,days,digest,\n\t\t\t\t\t\t extconf, extsect)) goto end;\n\t\t\t\t}\n\t\t\telse if (CA_flag == i)\n\t\t\t\t{\n\t\t\t\tBIO_printf(bio_err,"Getting CA Private Key\\n");\n\t\t\t\tif (CAkeyfile != NULL)\n\t\t\t\t\t{\n\t\t\t\t\tCApkey=load_key(CAkeyfile,CAkeyformat);\n\t\t\t\t\tif (CApkey == NULL) goto end;\n\t\t\t\t\t}\n#ifndef NO_DSA\n\t\t if (CApkey->type == EVP_PKEY_DSA)\n\t\t digest=EVP_dss1();\n#endif\n\t\t\t\tassert(need_rand);\n\t\t\t\tif (!x509_certify(ctx,CAfile,digest,x,xca,\n\t\t\t\t\tCApkey, CAserial,CA_createserial,days,\n\t\t\t\t\textconf, extsect))\n\t\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\telse if (x509req == i)\n\t\t\t\t{\n\t\t\t\tEVP_PKEY *pk;\n\t\t\t\tBIO_printf(bio_err,"Getting request Private Key\\n");\n\t\t\t\tif (keyfile == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(bio_err,"no request key file specified\\n");\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t\t{\n\t\t\t\t\tpk=load_key(keyfile,FORMAT_PEM);\n\t\t\t\t\tif (pk == NULL) goto end;\n\t\t\t\t\t}\n\t\t\t\tBIO_printf(bio_err,"Generating certificate request\\n");\n\t\t\t\trq=X509_to_X509_REQ(x,pk,EVP_md5());\n\t\t\t\tEVP_PKEY_free(pk);\n\t\t\t\tif (rq == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tERR_print_errors(bio_err);\n\t\t\t\t\tgoto end;\n\t\t\t\t\t}\n\t\t\t\tif (!noout)\n\t\t\t\t\t{\n\t\t\t\t\tX509_REQ_print(out,rq);\n\t\t\t\t\tPEM_write_bio_X509_REQ(out,rq);\n\t\t\t\t\t}\n\t\t\t\tnoout=1;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\tif (noout)\n\t\t{\n\t\tret=0;\n\t\tgoto end;\n\t\t}\n\tif \t(outformat == FORMAT_ASN1)\n\t\ti=i2d_X509_bio(out,x);\n\telse if (outformat == FORMAT_PEM) {\n\t\tif(trustout) i=PEM_write_bio_X509_AUX(out,x);\n\t\telse i=PEM_write_bio_X509(out,x);\n\t} else if (outformat == FORMAT_NETSCAPE)\n\t\t{\n\t\tASN1_HEADER ah;\n\t\tASN1_OCTET_STRING os;\n\t\tos.data=(unsigned char *)CERT_HDR;\n\t\tos.length=strlen(CERT_HDR);\n\t\tah.header= &os;\n\t\tah.data=(char *)x;\n\t\tah.meth=X509_asn1_meth();\n\t\ti=ASN1_i2d_bio(i2d_ASN1_HEADER,out,(unsigned char *)&ah);\n\t\t}\n\telse\t{\n\t\tBIO_printf(bio_err,"bad output format specified for outfile\\n");\n\t\tgoto end;\n\t\t}\n\tif (!i) {\n\t\tBIO_printf(bio_err,"unable to write certificate\\n");\n\t\tERR_print_errors(bio_err);\n\t\tgoto end;\n\t\t}\n\tret=0;\nend:\n\tif (need_rand)\n\t\tapp_RAND_write_file(NULL, bio_err);\n\tOBJ_cleanup();\n\tCONF_free(extconf);\n\tBIO_free(out);\n\tBIO_free(STDout);\n\tX509_STORE_free(ctx);\n\tX509_REQ_free(req);\n\tX509_free(x);\n\tX509_free(xca);\n\tEVP_PKEY_free(Upkey);\n\tEVP_PKEY_free(CApkey);\n\tX509_REQ_free(rq);\n\tX509V3_EXT_cleanup();\n\tX509_PURPOSE_cleanup();\n\tEXIT(ret);\n\t}', 'LHASH *CONF_load(LHASH *h, const char *file, long *line)\n\t{\n\tLHASH *ltmp;\n\tBIO *in=NULL;\n#ifdef VMS\n\tin=BIO_new_file(file, "r");\n#else\n\tin=BIO_new_file(file, "rb");\n#endif\n\tif (in == NULL)\n\t\t{\n\t\tCONFerr(CONF_F_CONF_LOAD,ERR_R_SYS_LIB);\n\t\treturn NULL;\n\t\t}\n\tltmp = CONF_load_bio(h, in, line);\n\tBIO_free(in);\n\treturn ltmp;\n}', 'LHASH *CONF_load_bio(LHASH *h, BIO *in, long *line)\n\t{\n\tLHASH *ret=NULL;\n#define BUFSIZE\t512\n\tchar btmp[16];\n\tint bufnum=0,i,ii;\n\tBUF_MEM *buff=NULL;\n\tchar *s,*p,*end;\n\tint again,n;\n\tlong eline=0;\n\tCONF_VALUE *v=NULL,*vv,*tv;\n\tCONF_VALUE *sv=NULL;\n\tchar *section=NULL,*buf;\n\tSTACK_OF(CONF_VALUE) *section_sk=NULL,*ts;\n\tchar *start,*psection,*pname;\n\tif ((buff=BUF_MEM_new()) == NULL)\n\t\t{\n\t\tCONFerr(CONF_F_CONF_LOAD_BIO,ERR_R_BUF_LIB);\n\t\tgoto err;\n\t\t}\n\tsection=(char *)Malloc(10);\n\tif (section == NULL)\n\t\t{\n\t\tCONFerr(CONF_F_CONF_LOAD_BIO,ERR_R_MALLOC_FAILURE);\n\t\tgoto err;\n\t\t}\n\tstrcpy(section,"default");\n\tif (h == NULL)\n\t\t{\n\t\tif ((ret=lh_new(hash,cmp_conf)) == NULL)\n\t\t\t{\n\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,ERR_R_MALLOC_FAILURE);\n\t\t\tgoto err;\n\t\t\t}\n\t\t}\n\telse\n\t\tret=h;\n\tsv=new_section(ret,section);\n\tif (sv == NULL)\n\t\t{\n\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\tCONF_R_UNABLE_TO_CREATE_NEW_SECTION);\n\t\tgoto err;\n\t\t}\n\tsection_sk=(STACK_OF(CONF_VALUE) *)sv->value;\n\tbufnum=0;\n\tfor (;;)\n\t\t{\n\t\tagain=0;\n\t\tif (!BUF_MEM_grow(buff,bufnum+BUFSIZE))\n\t\t\t{\n\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,ERR_R_BUF_LIB);\n\t\t\tgoto err;\n\t\t\t}\n\t\tp= &(buff->data[bufnum]);\n\t\t*p=\'\\0\';\n\t\tBIO_gets(in, p, BUFSIZE-1);\n\t\tp[BUFSIZE-1]=\'\\0\';\n\t\tii=i=strlen(p);\n\t\tif (i == 0) break;\n\t\twhile (i > 0)\n\t\t\t{\n\t\t\tif ((p[i-1] != \'\\r\') && (p[i-1] != \'\\n\'))\n\t\t\t\tbreak;\n\t\t\telse\n\t\t\t\ti--;\n\t\t\t}\n\t\tif (i == ii)\n\t\t\tagain=1;\n\t\telse\n\t\t\t{\n\t\t\tp[i]=\'\\0\';\n\t\t\teline++;\n\t\t\t}\n\t\tbufnum+=i;\n\t\tv=NULL;\n\t\tif (bufnum >= 1)\n\t\t\t{\n\t\t\tp= &(buff->data[bufnum-1]);\n\t\t\tif (\tIS_ESC(p[0]) &&\n\t\t\t\t((bufnum <= 1) || !IS_ESC(p[-1])))\n\t\t\t\t{\n\t\t\t\tbufnum--;\n\t\t\t\tagain=1;\n\t\t\t\t}\n\t\t\t}\n\t\tif (again) continue;\n\t\tbufnum=0;\n\t\tbuf=buff->data;\n\t\tclear_comments(buf);\n\t\tn=strlen(buf);\n\t\ts=eat_ws(buf);\n\t\tif (IS_EOF(*s)) continue;\n\t\tif (*s == \'[\')\n\t\t\t{\n\t\t\tchar *ss;\n\t\t\ts++;\n\t\t\tstart=eat_ws(s);\n\t\t\tss=start;\nagain:\n\t\t\tend=eat_alpha_numeric(ss);\n\t\t\tp=eat_ws(end);\n\t\t\tif (*p != \']\')\n\t\t\t\t{\n\t\t\t\tif (*p != \'\\0\')\n\t\t\t\t\t{\n\t\t\t\t\tss=p;\n\t\t\t\t\tgoto again;\n\t\t\t\t\t}\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\tCONF_R_MISSING_CLOSE_SQUARE_BRACKET);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\t*end=\'\\0\';\n\t\t\tif (!str_copy(ret,NULL,§ion,start)) goto err;\n\t\t\tif ((sv=get_section(ret,section)) == NULL)\n\t\t\t\tsv=new_section(ret,section);\n\t\t\tif (sv == NULL)\n\t\t\t\t{\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\tCONF_R_UNABLE_TO_CREATE_NEW_SECTION);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\tsection_sk=(STACK_OF(CONF_VALUE) *)sv->value;\n\t\t\tcontinue;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tpname=s;\n\t\t\tpsection=NULL;\n\t\t\tend=eat_alpha_numeric(s);\n\t\t\tif ((end[0] == \':\') && (end[1] == \':\'))\n\t\t\t\t{\n\t\t\t\t*end=\'\\0\';\n\t\t\t\tend+=2;\n\t\t\t\tpsection=pname;\n\t\t\t\tpname=end;\n\t\t\t\tend=eat_alpha_numeric(end);\n\t\t\t\t}\n\t\t\tp=eat_ws(end);\n\t\t\tif (*p != \'=\')\n\t\t\t\t{\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\t\tCONF_R_MISSING_EQUAL_SIGN);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\t*end=\'\\0\';\n\t\t\tp++;\n\t\t\tstart=eat_ws(p);\n\t\t\twhile (!IS_EOF(*p))\n\t\t\t\tp++;\n\t\t\tp--;\n\t\t\twhile ((p != start) && (IS_WS(*p)))\n\t\t\t\tp--;\n\t\t\tp++;\n\t\t\t*p=\'\\0\';\n\t\t\tif (!(v=(CONF_VALUE *)Malloc(sizeof(CONF_VALUE))))\n\t\t\t\t{\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\t\t\tERR_R_MALLOC_FAILURE);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\tif (psection == NULL) psection=section;\n\t\t\tv->name=(char *)Malloc(strlen(pname)+1);\n\t\t\tv->value=NULL;\n\t\t\tif (v->name == NULL)\n\t\t\t\t{\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\t\t\tERR_R_MALLOC_FAILURE);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\tstrcpy(v->name,pname);\n\t\t\tif (!str_copy(ret,psection,&(v->value),start)) goto err;\n\t\t\tif (strcmp(psection,section) != 0)\n\t\t\t\t{\n\t\t\t\tif ((tv=get_section(ret,psection))\n\t\t\t\t\t== NULL)\n\t\t\t\t\ttv=new_section(ret,psection);\n\t\t\t\tif (tv == NULL)\n\t\t\t\t\t{\n\t\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\t CONF_R_UNABLE_TO_CREATE_NEW_SECTION);\n\t\t\t\t\tgoto err;\n\t\t\t\t\t}\n\t\t\t\tts=(STACK_OF(CONF_VALUE) *)tv->value;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\ttv=sv;\n\t\t\t\tts=section_sk;\n\t\t\t\t}\n\t\t\tv->section=tv->section;\n\t\t\tif (!sk_CONF_VALUE_push(ts,v))\n\t\t\t\t{\n\t\t\t\tCONFerr(CONF_F_CONF_LOAD_BIO,\n\t\t\t\t\t\t\tERR_R_MALLOC_FAILURE);\n\t\t\t\tgoto err;\n\t\t\t\t}\n\t\t\tvv=(CONF_VALUE *)lh_insert(ret,(char *)v);\n\t\t\tif (vv != NULL)\n\t\t\t\t{\n\t\t\t\tsk_CONF_VALUE_delete_ptr(ts,vv);\n\t\t\t\tFree(vv->name);\n\t\t\t\tFree(vv->value);\n\t\t\t\tFree(vv);\n\t\t\t\t}\n\t\t\tv=NULL;\n\t\t\t}\n\t\t}\n\tif (buff != NULL) BUF_MEM_free(buff);\n\tif (section != NULL) Free(section);\n\treturn(ret);\nerr:\n\tif (buff != NULL) BUF_MEM_free(buff);\n\tif (section != NULL) Free(section);\n\tif (line != NULL) *line=eline;\n\tsprintf(btmp,"%ld",eline);\n\tERR_add_error_data(2,"line ",btmp);\n\tif ((h != ret) && (ret != NULL)) CONF_free(ret);\n\tif (v != NULL)\n\t\t{\n\t\tif (v->name != NULL) Free(v->name);\n\t\tif (v->value != NULL) Free(v->value);\n\t\tif (v != NULL) Free(v);\n\t\t}\n\treturn(NULL);\n\t}', 'void CONF_free(LHASH *conf)\n\t{\n\tif (conf == NULL) return;\n\tconf->down_load=0;\n\tlh_doall_arg(conf,(void (*)())value_free_hash,(char *)conf);\n\tlh_doall_arg(conf,(void (*)())value_free_stack,(char *)conf);\n\tlh_free(conf);\n\t}', 'void lh_doall_arg(LHASH *lh, void (*func)(), char *arg)\n\t{\n\tint i;\n\tLHASH_NODE *a,*n;\n\tfor (i=lh->num_nodes-1; i>=0; i--)\n\t\t{\n\t\ta=lh->b[i];\n\t\twhile (a != NULL)\n\t\t\t{\n\t\t\tn=a->next;\n\t\t\tfunc(a->data,arg);\n\t\t\ta=n;\n\t\t\t}\n\t\t}\n\t}'] |
11,804 | 0 | https://github.com/openssl/openssl/blob/b0c863865054bdf454f3b381a347a4d105158694/crypto/lhash/lhash.c/#L240 | void *lh_delete(LHASH *lh, const void *data)
{
unsigned long hash;
LHASH_NODE *nn,**rn;
const void *ret;
lh->error=0;
rn=getrn(lh,data,&hash);
if (*rn == NULL)
{
lh->num_no_delete++;
return(NULL);
}
else
{
nn= *rn;
*rn=nn->next;
ret=nn->data;
OPENSSL_free(nn);
lh->num_delete++;
}
lh->num_items--;
if ((lh->num_nodes > MIN_NODES) &&
(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))
contract(lh);
return((void *)ret);
} | ['int MAIN(int argc, char **argv)\n\t{\n\tchar **args;\n\tchar *host = NULL, *port = NULL, *path = "/";\n\tchar *reqin = NULL, *respin = NULL;\n\tchar *reqout = NULL, *respout = NULL;\n\tchar *signfile = NULL, *keyfile = NULL;\n\tchar *outfile = NULL;\n\tint add_nonce = 1, noverify = 0, use_ssl = -1;\n\tOCSP_REQUEST *req = NULL;\n\tOCSP_RESPONSE *resp = NULL;\n\tOCSP_BASICRESP *bs = NULL;\n\tX509 *issuer = NULL, *cert = NULL;\n\tX509 *signer = NULL;\n\tEVP_PKEY *key = NULL;\n\tBIO *cbio = NULL, *derbio = NULL;\n\tBIO *out = NULL;\n\tint req_text = 0, resp_text = 0;\n\tchar *CAfile = NULL, *CApath = NULL;\n\tX509_STORE *store = NULL;\n\tSSL_CTX *ctx = NULL;\n\tSTACK_OF(X509) *sign_other = NULL, *verify_other = NULL;\n\tchar *sign_certfile = NULL, *verify_certfile = NULL;\n\tunsigned long sign_flags = 0, verify_flags = 0;\n\tint ret = 1;\n\tint badarg = 0;\n\tint i;\n\tSTACK *reqnames = NULL;\n\tSTACK_OF(OCSP_CERTID) *ids = NULL;\n\tif (bio_err == NULL) bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);\n\tSSL_load_error_strings();\n\targs = argv + 1;\n\treqnames = sk_new_null();\n\tids = sk_OCSP_CERTID_new_null();\n\twhile (!badarg && *args && *args[0] == \'-\')\n\t\t{\n\t\tif (!strcmp(*args, "-out"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\toutfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-url"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tif (!OCSP_parse_url(*args, &host, &port, &path, &use_ssl))\n\t\t\t\t\t{\n\t\t\t\t\tBIO_printf(bio_err, "Error parsing URL\\n");\n\t\t\t\t\tbadarg = 1;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-host"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\thost = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-noverify"))\n\t\t\tnoverify = 1;\n\t\telse if (!strcmp(*args, "-nonce"))\n\t\t\tadd_nonce = 2;\n\t\telse if (!strcmp(*args, "-no_nonce"))\n\t\t\tadd_nonce = 0;\n\t\telse if (!strcmp(*args, "-no_certs"))\n\t\t\tsign_flags |= OCSP_NOCERTS;\n\t\telse if (!strcmp(*args, "-no_signature_verify"))\n\t\t\tverify_flags |= OCSP_NOSIGS;\n\t\telse if (!strcmp(*args, "-no_cert_verify"))\n\t\t\tverify_flags |= OCSP_NOVERIFY;\n\t\telse if (!strcmp(*args, "-no_chain"))\n\t\t\tverify_flags |= OCSP_NOCHAIN;\n\t\telse if (!strcmp(*args, "-no_cert_checks"))\n\t\t\tverify_flags |= OCSP_NOCHECKS;\n\t\telse if (!strcmp(*args, "-no_explicit"))\n\t\t\tverify_flags |= OCSP_NOEXPLICIT;\n\t\telse if (!strcmp(*args, "-trust_other"))\n\t\t\tverify_flags |= OCSP_TRUSTOTHER;\n\t\telse if (!strcmp(*args, "-no_intern"))\n\t\t\tverify_flags |= OCSP_NOINTERN;\n\t\telse if (!strcmp(*args, "-text"))\n\t\t\t{\n\t\t\treq_text = 1;\n\t\t\tresp_text = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-req_text"))\n\t\t\treq_text = 1;\n\t\telse if (!strcmp(*args, "-resp_text"))\n\t\t\tresp_text = 1;\n\t\telse if (!strcmp(*args, "-reqin"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\treqin = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-respin"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\trespin = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-signer"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tsignfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp (*args, "-VAfile"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tverify_certfile = *args;\n\t\t\t\tverify_flags |= OCSP_TRUSTOTHER;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-sign_other"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tsign_certfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-verify_other"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tverify_certfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp (*args, "-CAfile"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tCAfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp (*args, "-CApath"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tCApath = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\t else if (!strcmp(*args, "-signkey"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tkeyfile = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-reqout"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\treqout = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-respout"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\trespout = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\t else if (!strcmp(*args, "-path"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tpath = *args;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-issuer"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tX509_free(issuer);\n\t\t\t\tissuer = load_cert(bio_err, *args, FORMAT_PEM);\n\t\t\t\tif(!issuer) goto end;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp (*args, "-cert"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tX509_free(cert);\n\t\t\t\tcert = load_cert(bio_err, *args, FORMAT_PEM);\n\t\t\t\tif(!cert) goto end;\n\t\t\t\tif(!add_ocsp_cert(&req, cert, issuer, ids))\n\t\t\t\t\tgoto end;\n\t\t\t\tif(!sk_push(reqnames, *args))\n\t\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse if (!strcmp(*args, "-serial"))\n\t\t\t{\n\t\t\tif (args[1])\n\t\t\t\t{\n\t\t\t\targs++;\n\t\t\t\tif(!add_ocsp_serial(&req, *args, issuer, ids))\n\t\t\t\t\tgoto end;\n\t\t\t\tif(!sk_push(reqnames, *args))\n\t\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\telse badarg = 1;\n\t\t\t}\n\t\telse badarg = 1;\n\t\targs++;\n\t\t}\n\tif (!req && !reqin && !respin) badarg = 1;\n\tif (badarg)\n\t\t{\n\t\tBIO_printf (bio_err, "OCSP utility\\n");\n\t\tBIO_printf (bio_err, "Usage ocsp [options]\\n");\n\t\tBIO_printf (bio_err, "where options are\\n");\n\t\tBIO_printf (bio_err, "-out file output filename\\n");\n\t\tBIO_printf (bio_err, "-issuer file issuer certificate\\n");\n\t\tBIO_printf (bio_err, "-cert file certificate to check\\n");\n\t\tBIO_printf (bio_err, "-serial n serial number to check\\n");\n\t\tBIO_printf (bio_err, "-signer file certificate to sign OCSP request with\\n");\n\t\tBIO_printf (bio_err, "-signkey file private key to sign OCSP request with\\n");\n\t\tBIO_printf (bio_err, "-sign_certs file additional certificates to include in signed request\\n");\n\t\tBIO_printf (bio_err, "-no_certs don\'t include any certificates in signed request\\n");\n\t\tBIO_printf (bio_err, "-req_text print text form of request\\n");\n\t\tBIO_printf (bio_err, "-resp_text print text form of response\\n");\n\t\tBIO_printf (bio_err, "-text print text form of request and response\\n");\n\t\tBIO_printf (bio_err, "-reqout file write DER encoded OCSP request to \\"file\\"\\n");\n\t\tBIO_printf (bio_err, "-respout file write DER encoded OCSP reponse to \\"file\\"\\n");\n\t\tBIO_printf (bio_err, "-reqin file read DER encoded OCSP request from \\"file\\"\\n");\n\t\tBIO_printf (bio_err, "-respin file read DER encoded OCSP reponse from \\"file\\"\\n");\n\t\tBIO_printf (bio_err, "-nonce add OCSP nonce to request\\n");\n\t\tBIO_printf (bio_err, "-no_nonce don\'t add OCSP nonce to request\\n");\n\t\tBIO_printf (bio_err, "-url URL OCSP responder URL\\n");\n\t\tBIO_printf (bio_err, "-host host:n send OCSP request to host on port n\\n");\n\t\tBIO_printf (bio_err, "-path path to use in OCSP request\\n");\n\t\tBIO_printf (bio_err, "-CApath dir trusted certificates directory\\n");\n\t\tBIO_printf (bio_err, "-CAfile file trusted certificates file\\n");\n\t\tBIO_printf (bio_err, "-VAfile file validator certificates file\\n");\n\t\tBIO_printf (bio_err, "-noverify don\'t verify response at all\\n");\n\t\tBIO_printf (bio_err, "-verify_certs file additional certificates to search for signer\\n");\n\t\tBIO_printf (bio_err, "-trust_other don\'t verify additional certificates\\n");\n\t\tBIO_printf (bio_err, "-no_intern don\'t search certificates contained in response for signer\\n");\n\t\tBIO_printf (bio_err, "-no_sig_verify don\'t check signature on response\\n");\n\t\tBIO_printf (bio_err, "-no_cert_verify don\'t check signing certificate\\n");\n\t\tBIO_printf (bio_err, "-no_chain don\'t chain verify response\\n");\n\t\tBIO_printf (bio_err, "-no_cert_checks don\'t do additional checks on signing certificate\\n");\n\t\tgoto end;\n\t\t}\n\tif(outfile) out = BIO_new_file(outfile, "w");\n\telse out = BIO_new_fp(stdout, BIO_NOCLOSE);\n\tif(!out)\n\t\t{\n\t\tBIO_printf(bio_err, "Error opening output file\\n");\n\t\tgoto end;\n\t\t}\n\tif (!req && (add_nonce != 2)) add_nonce = 0;\n\tif (!req && reqin)\n\t\t{\n\t\tderbio = BIO_new_file(reqin, "rb");\n\t\tif (!derbio)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error Opening OCSP request file\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\treq = d2i_OCSP_REQUEST_bio(derbio, NULL);\n\t\tBIO_free(derbio);\n\t\tif(!req)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error reading OCSP request\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\t}\n\tif (!req && (signfile || reqout || host || add_nonce))\n\t\t{\n\t\tBIO_printf(bio_err, "Need an OCSP request for this operation!\\n");\n\t\tgoto end;\n\t\t}\n\tif (req && add_nonce) OCSP_request_add1_nonce(req, NULL, -1);\n\tif (signfile)\n\t\t{\n\t\tif (!keyfile) keyfile = signfile;\n\t\tsigner = load_cert(bio_err, signfile, FORMAT_PEM);\n\t\tif (!signer)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error loading signer certificate\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (sign_certfile)\n\t\t\t{\n\t\t\tsign_other = load_certs(bio_err, sign_certfile, FORMAT_PEM);\n\t\t\tif (!sign_other) goto end;\n\t\t\t}\n\t\tkey = load_key(bio_err, keyfile, FORMAT_PEM, NULL, NULL);\n\t\tif (!key)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error loading signer private key\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (!OCSP_request_sign(req, signer, key, EVP_sha1(), sign_other, sign_flags))\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error signing OCSP request\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\t}\n\tif (reqout)\n\t\t{\n\t\tderbio = BIO_new_file(reqout, "wb");\n\t\tif (!derbio)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error opening file %s\\n", reqout);\n\t\t\tgoto end;\n\t\t\t}\n\t\ti2d_OCSP_REQUEST_bio(derbio, req);\n\t\tBIO_free(derbio);\n\t\t}\n\tif (req_text && req) OCSP_REQUEST_print(out, req, 0);\n\tif (host)\n\t\t{\n\t\tcbio = BIO_new_connect(host);\n\t\tif (!cbio)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error creating connect BIO\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tif (port) BIO_set_conn_port(cbio, port);\n\t\tif (use_ssl == 1)\n\t\t\t{\n\t\t\tBIO *sbio;\n\t\t\tctx = SSL_CTX_new(SSLv23_client_method());\n\t\t\tSSL_CTX_set_mode(ctx, SSL_MODE_AUTO_RETRY);\n\t\t\tsbio = BIO_new_ssl(ctx, 1);\n\t\t\tcbio = BIO_push(sbio, cbio);\n\t\t\t}\n\t\tif (BIO_do_connect(cbio) <= 0)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error connecting BIO\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tresp = OCSP_sendreq_bio(cbio, path, req);\n\t\tBIO_free_all(cbio);\n\t\tcbio = NULL;\n\t\tif (!resp)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error querying OCSP responsder\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\t}\n\telse if (respin)\n\t\t{\n\t\tderbio = BIO_new_file(respin, "rb");\n\t\tif (!derbio)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error Opening OCSP response file\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\tresp = d2i_OCSP_RESPONSE_bio(derbio, NULL);\n\t\tBIO_free(derbio);\n\t\tif(!resp)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error reading OCSP response\\n");\n\t\t\tgoto end;\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\tret = 0;\n\t\tgoto end;\n\t\t}\n\tif (respout)\n\t\t{\n\t\tderbio = BIO_new_file(respout, "wb");\n\t\tif(!derbio)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Error opening file %s\\n", respout);\n\t\t\tgoto end;\n\t\t\t}\n\t\ti2d_OCSP_RESPONSE_bio(derbio, resp);\n\t\tBIO_free(derbio);\n\t\t}\n\ti = OCSP_response_status(resp);\n\tif (i != OCSP_RESPONSE_STATUS_SUCCESSFUL)\n\t\t{\n\t\tBIO_printf(out, "Responder Error: %s (%ld)\\n",\n\t\t\t\tOCSP_response_status_str(i), i);\n\t\tret = 0;\n\t\tgoto end;\n\t\t}\n\tif (resp_text) OCSP_RESPONSE_print(out, resp, 0);\n\tstore = setup_verify(bio_err, CAfile, CApath);\n\tif(!store) goto end;\n\tif (verify_certfile)\n\t\t{\n\t\tverify_other = load_certs(bio_err, verify_certfile, FORMAT_PEM);\n\t\tif (!verify_other) goto end;\n\t\t}\n\tbs = OCSP_response_get1_basic(resp);\n\tif (!bs)\n\t\t{\n\t\tBIO_printf(bio_err, "Error parsing response\\n");\n\t\tgoto end;\n\t\t}\n\tif (!noverify)\n\t\t{\n\t\tif (req && ((i = OCSP_check_nonce(req, bs)) <= 0))\n\t\t\t{\n\t\t\tif (i == -1)\n\t\t\t\tBIO_printf(bio_err, "WARNING: no nonce in response\\n");\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tBIO_printf(bio_err, "Nonce Verify error\\n");\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\t}\n\t\ti = OCSP_basic_verify(bs, verify_other, store, verify_flags);\n if (i < 0) i = OCSP_basic_verify(bs, NULL, store, 0);\n\t\tif(i <= 0)\n\t\t\t{\n\t\t\tBIO_printf(bio_err, "Response Verify Failure\\n", i);\n\t\t\tERR_print_errors(bio_err);\n\t\t\t}\n\t\telse\n\t\t\tBIO_printf(bio_err, "Response verify OK\\n");\n\t\t}\n\tif (!print_ocsp_summary(out, bs, req, reqnames, ids))\n\t\tgoto end;\n\tret = 0;\nend:\n\tERR_print_errors(bio_err);\n\tX509_free(signer);\n\tX509_STORE_free(store);\n\tEVP_PKEY_free(key);\n\tX509_free(issuer);\n\tX509_free(cert);\n\tBIO_free_all(cbio);\n\tBIO_free(out);\n\tOCSP_REQUEST_free(req);\n\tOCSP_RESPONSE_free(resp);\n\tOCSP_BASICRESP_free(bs);\n\tsk_free(reqnames);\n\tsk_OCSP_CERTID_free(ids);\n\tsk_X509_pop_free(sign_other, X509_free);\n\tsk_X509_pop_free(verify_other, X509_free);\n\tif (use_ssl != -1)\n\t\t{\n\t\tOPENSSL_free(host);\n\t\tOPENSSL_free(port);\n\t\tOPENSSL_free(path);\n\t\tSSL_CTX_free(ctx);\n\t\t}\n\tEXIT(ret);\n}', 'SSL_CTX *SSL_CTX_new(SSL_METHOD *meth)\n\t{\n\tSSL_CTX *ret=NULL;\n\tif (meth == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_NULL_SSL_METHOD_PASSED);\n\t\treturn(NULL);\n\t\t}\n\tif (SSL_get_ex_data_X509_STORE_CTX_idx() < 0)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_X509_VERIFICATION_SETUP_PROBLEMS);\n\t\tgoto err;\n\t\t}\n\tret=(SSL_CTX *)OPENSSL_malloc(sizeof(SSL_CTX));\n\tif (ret == NULL)\n\t\tgoto err;\n\tmemset(ret,0,sizeof(SSL_CTX));\n\tret->method=meth;\n\tret->cert_store=NULL;\n\tret->session_cache_mode=SSL_SESS_CACHE_SERVER;\n\tret->session_cache_size=SSL_SESSION_CACHE_MAX_SIZE_DEFAULT;\n\tret->session_cache_head=NULL;\n\tret->session_cache_tail=NULL;\n\tret->session_timeout=meth->get_timeout();\n\tret->new_session_cb=NULL;\n\tret->remove_session_cb=NULL;\n\tret->get_session_cb=NULL;\n\tmemset((char *)&ret->stats,0,sizeof(ret->stats));\n\tret->references=1;\n\tret->quiet_shutdown=0;\n\tret->info_callback=NULL;\n\tret->app_verify_callback=NULL;\n\tret->app_verify_arg=NULL;\n\tret->read_ahead=0;\n\tret->verify_mode=SSL_VERIFY_NONE;\n\tret->verify_depth=-1;\n\tret->default_verify_callback=NULL;\n\tif ((ret->cert=ssl_cert_new()) == NULL)\n\t\tgoto err;\n\tret->default_passwd_callback=NULL;\n\tret->default_passwd_callback_userdata=NULL;\n\tret->client_cert_cb=NULL;\n\tret->sessions=lh_new(LHASH_HASH_FN(SSL_SESSION_hash),\n\t\t\tLHASH_COMP_FN(SSL_SESSION_cmp));\n\tif (ret->sessions == NULL) goto err;\n\tret->cert_store=X509_STORE_new();\n\tif (ret->cert_store == NULL) goto err;\n\tssl_create_cipher_list(ret->method,\n\t\t&ret->cipher_list,&ret->cipher_list_by_id,\n\t\tSSL_DEFAULT_CIPHER_LIST);\n\tif (ret->cipher_list == NULL\n\t || sk_SSL_CIPHER_num(ret->cipher_list) <= 0)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_LIBRARY_HAS_NO_CIPHERS);\n\t\tgoto err2;\n\t\t}\n\tif ((ret->rsa_md5=EVP_get_digestbyname("ssl2-md5")) == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL2_MD5_ROUTINES);\n\t\tgoto err2;\n\t\t}\n\tif ((ret->md5=EVP_get_digestbyname("ssl3-md5")) == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_MD5_ROUTINES);\n\t\tgoto err2;\n\t\t}\n\tif ((ret->sha1=EVP_get_digestbyname("ssl3-sha1")) == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CTX_NEW,SSL_R_UNABLE_TO_LOAD_SSL3_SHA1_ROUTINES);\n\t\tgoto err2;\n\t\t}\n\tif ((ret->client_CA=sk_X509_NAME_new_null()) == NULL)\n\t\tgoto err;\n\tCRYPTO_new_ex_data(ssl_ctx_meth,(char *)ret,&ret->ex_data);\n\tret->extra_certs=NULL;\n\tret->comp_methods=SSL_COMP_get_compression_methods();\n\treturn(ret);\nerr:\n\tSSLerr(SSL_F_SSL_CTX_NEW,ERR_R_MALLOC_FAILURE);\nerr2:\n\tif (ret != NULL) SSL_CTX_free(ret);\n\treturn(NULL);\n\t}', 'LHASH *lh_new(LHASH_HASH_FN_TYPE h, LHASH_COMP_FN_TYPE c)\n\t{\n\tLHASH *ret;\n\tint i;\n\tif ((ret=(LHASH *)OPENSSL_malloc(sizeof(LHASH))) == NULL)\n\t\tgoto err0;\n\tif ((ret->b=(LHASH_NODE **)OPENSSL_malloc(sizeof(LHASH_NODE *)*MIN_NODES)) == NULL)\n\t\tgoto err1;\n\tfor (i=0; i<MIN_NODES; i++)\n\t\tret->b[i]=NULL;\n\tret->comp=((c == NULL)?(LHASH_COMP_FN_TYPE)strcmp:c);\n\tret->hash=((h == NULL)?(LHASH_HASH_FN_TYPE)lh_strhash:h);\n\tret->num_nodes=MIN_NODES/2;\n\tret->num_alloc_nodes=MIN_NODES;\n\tret->p=0;\n\tret->pmax=MIN_NODES/2;\n\tret->up_load=UP_LOAD;\n\tret->down_load=DOWN_LOAD;\n\tret->num_items=0;\n\tret->num_expands=0;\n\tret->num_expand_reallocs=0;\n\tret->num_contracts=0;\n\tret->num_contract_reallocs=0;\n\tret->num_hash_calls=0;\n\tret->num_comp_calls=0;\n\tret->num_insert=0;\n\tret->num_replace=0;\n\tret->num_delete=0;\n\tret->num_no_delete=0;\n\tret->num_retrieve=0;\n\tret->num_retrieve_miss=0;\n\tret->num_hash_comps=0;\n\tret->error=0;\n\treturn(ret);\nerr1:\n\tOPENSSL_free(ret);\nerr0:\n\treturn(NULL);\n\t}', 'BIO *BIO_new_ssl(SSL_CTX *ctx, int client)\n\t{\n\tBIO *ret;\n\tSSL *ssl;\n\tif ((ret=BIO_new(BIO_f_ssl())) == NULL)\n\t\treturn(NULL);\n\tif ((ssl=SSL_new(ctx)) == NULL)\n\t\t{\n\t\tBIO_free(ret);\n\t\treturn(NULL);\n\t\t}\n\tif (client)\n\t\tSSL_set_connect_state(ssl);\n\telse\n\t\tSSL_set_accept_state(ssl);\n\tBIO_set_ssl(ret,ssl,BIO_CLOSE);\n\treturn(ret);\n\t}', 'SSL *SSL_new(SSL_CTX *ctx)\n\t{\n\tSSL *s;\n\tif (ctx == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_NEW,SSL_R_NULL_SSL_CTX);\n\t\treturn(NULL);\n\t\t}\n\tif (ctx->method == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_NEW,SSL_R_SSL_CTX_HAS_NO_DEFAULT_SSL_VERSION);\n\t\treturn(NULL);\n\t\t}\n\ts=(SSL *)OPENSSL_malloc(sizeof(SSL));\n\tif (s == NULL) goto err;\n\tmemset(s,0,sizeof(SSL));\n#ifndef\tNO_KRB5\n\ts->kssl_ctx = kssl_ctx_new();\n#endif\n\tif (ctx->cert != NULL)\n\t\t{\n\t\ts->cert = ssl_cert_dup(ctx->cert);\n\t\tif (s->cert == NULL)\n\t\t\tgoto err;\n\t\t}\n\telse\n\t\ts->cert=NULL;\n\ts->sid_ctx_length=ctx->sid_ctx_length;\n\tmemcpy(&s->sid_ctx,&ctx->sid_ctx,sizeof(s->sid_ctx));\n\ts->verify_mode=ctx->verify_mode;\n\ts->verify_depth=ctx->verify_depth;\n\ts->verify_callback=ctx->default_verify_callback;\n\ts->purpose = ctx->purpose;\n\ts->trust = ctx->trust;\n\tCRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);\n\ts->ctx=ctx;\n\ts->verify_result=X509_V_OK;\n\ts->method=ctx->method;\n\tif (!s->method->ssl_new(s))\n\t\tgoto err;\n\ts->quiet_shutdown=ctx->quiet_shutdown;\n\ts->references=1;\n\ts->server=(ctx->method->ssl_accept == ssl_undefined_function)?0:1;\n\ts->options=ctx->options;\n\ts->mode=ctx->mode;\n\ts->read_ahead=ctx->read_ahead;\n\tSSL_clear(s);\n\tCRYPTO_new_ex_data(ssl_meth,s,&s->ex_data);\n\treturn(s);\nerr:\n\tif (s != NULL)\n\t\t{\n\t\tif (s->cert != NULL)\n\t\t\tssl_cert_free(s->cert);\n\t\tif (s->ctx != NULL)\n\t\t\tSSL_CTX_free(s->ctx);\n\t\tOPENSSL_free(s);\n\t\t}\n\tSSLerr(SSL_F_SSL_NEW,ERR_R_MALLOC_FAILURE);\n\treturn(NULL);\n\t}', 'int SSL_clear(SSL *s)\n\t{\n\tint state;\n\tif (s->method == NULL)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CLEAR,SSL_R_NO_METHOD_SPECIFIED);\n\t\treturn(0);\n\t\t}\n\ts->error=0;\n\ts->hit=0;\n\ts->shutdown=0;\n#if 0\n\tif (s->new_session) return(1);\n#else\n\tif (s->new_session)\n\t\t{\n\t\tSSLerr(SSL_F_SSL_CLEAR,SSL_R_INTERNAL_ERROR);\n\t\treturn 0;\n\t\t}\n#endif\n\tstate=s->state;\n\ts->type=0;\n\ts->state=SSL_ST_BEFORE|((s->server)?SSL_ST_ACCEPT:SSL_ST_CONNECT);\n\ts->version=s->method->version;\n\ts->client_version=s->version;\n\ts->rwstate=SSL_NOTHING;\n\ts->rstate=SSL_ST_READ_HEADER;\n#if 0\n\ts->read_ahead=s->ctx->read_ahead;\n#endif\n\tif (s->init_buf != NULL)\n\t\t{\n\t\tBUF_MEM_free(s->init_buf);\n\t\ts->init_buf=NULL;\n\t\t}\n\tssl_clear_cipher_ctx(s);\n\tif (ssl_clear_bad_session(s))\n\t\t{\n\t\tSSL_SESSION_free(s->session);\n\t\ts->session=NULL;\n\t\t}\n\ts->first_packet=0;\n#if 1\n\tif ((s->session == NULL) && (s->method != s->ctx->method))\n\t\t{\n\t\ts->method->ssl_free(s);\n\t\ts->method=s->ctx->method;\n\t\tif (!s->method->ssl_new(s))\n\t\t\treturn(0);\n\t\t}\n\telse\n#endif\n\t\ts->method->ssl_clear(s);\n\treturn(1);\n\t}', 'int ssl_clear_bad_session(SSL *s)\n\t{\n\tif (\t(s->session != NULL) &&\n\t\t!(s->shutdown & SSL_SENT_SHUTDOWN) &&\n\t\t!(SSL_in_init(s) || SSL_in_before(s)))\n\t\t{\n\t\tSSL_CTX_remove_session(s->ctx,s->session);\n\t\treturn(1);\n\t\t}\n\telse\n\t\treturn(0);\n\t}', 'int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)\n{\n\treturn remove_session_lock(ctx, c, 1);\n}', 'static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)\n\t{\n\tSSL_SESSION *r;\n\tint ret=0;\n\tif ((c != NULL) && (c->session_id_length != 0))\n\t\t{\n\t\tif(lck) CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);\n\t\tr=(SSL_SESSION *)lh_delete(ctx->sessions,c);\n\t\tif (r != NULL)\n\t\t\t{\n\t\t\tret=1;\n\t\t\tSSL_SESSION_list_remove(ctx,c);\n\t\t\t}\n\t\tif(lck) CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);\n\t\tif (ret)\n\t\t\t{\n\t\t\tr->not_resumable=1;\n\t\t\tif (ctx->remove_session_cb != NULL)\n\t\t\t\tctx->remove_session_cb(ctx,r);\n\t\t\tSSL_SESSION_free(r);\n\t\t\t}\n\t\t}\n\telse\n\t\tret=0;\n\treturn(ret);\n\t}', 'void *lh_delete(LHASH *lh, const void *data)\n\t{\n\tunsigned long hash;\n\tLHASH_NODE *nn,**rn;\n\tconst void *ret;\n\tlh->error=0;\n\trn=getrn(lh,data,&hash);\n\tif (*rn == NULL)\n\t\t{\n\t\tlh->num_no_delete++;\n\t\treturn(NULL);\n\t\t}\n\telse\n\t\t{\n\t\tnn= *rn;\n\t\t*rn=nn->next;\n\t\tret=nn->data;\n\t\tOPENSSL_free(nn);\n\t\tlh->num_delete++;\n\t\t}\n\tlh->num_items--;\n\tif ((lh->num_nodes > MIN_NODES) &&\n\t\t(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))\n\t\tcontract(lh);\n\treturn((void *)ret);\n\t}'] |
11,805 | 0 | https://github.com/libav/libav/blob/adfdcf87b15d70ae5fcf9ddf28e400fb2ba5c8fe/libavformat/nsvdec.c/#L354 | static int nsv_parse_NSVf_header(AVFormatContext *s, AVFormatParameters *ap)
{
NSVContext *nsv = s->priv_data;
AVIOContext *pb = s->pb;
unsigned int av_unused file_size;
unsigned int size;
int64_t duration;
int strings_size;
int table_entries;
int table_entries_used;
av_dlog(s, "%s()\n", __FUNCTION__);
nsv->state = NSV_UNSYNC;
size = avio_rl32(pb);
if (size < 28)
return -1;
nsv->NSVf_end = size;
file_size = (uint32_t)avio_rl32(pb);
av_dlog(s, "NSV NSVf chunk_size %u\n", size);
av_dlog(s, "NSV NSVf file_size %u\n", file_size);
nsv->duration = duration = avio_rl32(pb);
av_dlog(s, "NSV NSVf duration %"PRId64" ms\n", duration);
strings_size = avio_rl32(pb);
table_entries = avio_rl32(pb);
table_entries_used = avio_rl32(pb);
av_dlog(s, "NSV NSVf info-strings size: %d, table entries: %d, bis %d\n",
strings_size, table_entries, table_entries_used);
if (pb->eof_reached)
return -1;
av_dlog(s, "NSV got header; filepos %"PRId64"\n", avio_tell(pb));
if (strings_size > 0) {
char *strings;
char *p, *endp;
char *token, *value;
char quote;
p = strings = av_mallocz(strings_size + 1);
endp = strings + strings_size;
avio_read(pb, strings, strings_size);
while (p < endp) {
while (*p == ' ')
p++;
if (p >= endp-2)
break;
token = p;
p = strchr(p, '=');
if (!p || p >= endp-2)
break;
*p++ = '\0';
quote = *p++;
value = p;
p = strchr(p, quote);
if (!p || p >= endp)
break;
*p++ = '\0';
av_dlog(s, "NSV NSVf INFO: %s='%s'\n", token, value);
av_dict_set(&s->metadata, token, value, 0);
}
av_free(strings);
}
if (pb->eof_reached)
return -1;
av_dlog(s, "NSV got infos; filepos %"PRId64"\n", avio_tell(pb));
if (table_entries_used > 0) {
int i;
nsv->index_entries = table_entries_used;
if((unsigned)table_entries_used >= UINT_MAX / sizeof(uint32_t))
return -1;
nsv->nsvs_file_offset = av_malloc((unsigned)table_entries_used * sizeof(uint32_t));
for(i=0;i<table_entries_used;i++)
nsv->nsvs_file_offset[i] = avio_rl32(pb) + size;
if(table_entries > table_entries_used &&
avio_rl32(pb) == MKTAG('T','O','C','2')) {
nsv->nsvs_timestamps = av_malloc((unsigned)table_entries_used*sizeof(uint32_t));
for(i=0;i<table_entries_used;i++) {
nsv->nsvs_timestamps[i] = avio_rl32(pb);
}
}
}
av_dlog(s, "NSV got index; filepos %"PRId64"\n", avio_tell(pb));
#ifdef DEBUG_DUMP_INDEX
#define V(v) ((v<0x20 || v > 127)?'.':v)
av_dlog(s, "NSV %d INDEX ENTRIES:\n", table_entries);
av_dlog(s, "NSV [dataoffset][fileoffset]\n", table_entries);
for (i = 0; i < table_entries; i++) {
unsigned char b[8];
avio_seek(pb, size + nsv->nsvs_file_offset[i], SEEK_SET);
avio_read(pb, b, 8);
av_dlog(s, "NSV [0x%08lx][0x%08lx]: %02x %02x %02x %02x %02x %02x %02x %02x"
"%c%c%c%c%c%c%c%c\n",
nsv->nsvs_file_offset[i], size + nsv->nsvs_file_offset[i],
b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7],
V(b[0]), V(b[1]), V(b[2]), V(b[3]), V(b[4]), V(b[5]), V(b[6]), V(b[7]) );
}
#undef V
#endif
avio_seek(pb, nsv->base_offset + size, SEEK_SET);
if (pb->eof_reached)
return -1;
nsv->state = NSV_HAS_READ_NSVF;
return 0;
} | ['static int nsv_parse_NSVf_header(AVFormatContext *s, AVFormatParameters *ap)\n{\n NSVContext *nsv = s->priv_data;\n AVIOContext *pb = s->pb;\n unsigned int av_unused file_size;\n unsigned int size;\n int64_t duration;\n int strings_size;\n int table_entries;\n int table_entries_used;\n av_dlog(s, "%s()\\n", __FUNCTION__);\n nsv->state = NSV_UNSYNC;\n size = avio_rl32(pb);\n if (size < 28)\n return -1;\n nsv->NSVf_end = size;\n file_size = (uint32_t)avio_rl32(pb);\n av_dlog(s, "NSV NSVf chunk_size %u\\n", size);\n av_dlog(s, "NSV NSVf file_size %u\\n", file_size);\n nsv->duration = duration = avio_rl32(pb);\n av_dlog(s, "NSV NSVf duration %"PRId64" ms\\n", duration);\n strings_size = avio_rl32(pb);\n table_entries = avio_rl32(pb);\n table_entries_used = avio_rl32(pb);\n av_dlog(s, "NSV NSVf info-strings size: %d, table entries: %d, bis %d\\n",\n strings_size, table_entries, table_entries_used);\n if (pb->eof_reached)\n return -1;\n av_dlog(s, "NSV got header; filepos %"PRId64"\\n", avio_tell(pb));\n if (strings_size > 0) {\n char *strings;\n char *p, *endp;\n char *token, *value;\n char quote;\n p = strings = av_mallocz(strings_size + 1);\n endp = strings + strings_size;\n avio_read(pb, strings, strings_size);\n while (p < endp) {\n while (*p == \' \')\n p++;\n if (p >= endp-2)\n break;\n token = p;\n p = strchr(p, \'=\');\n if (!p || p >= endp-2)\n break;\n *p++ = \'\\0\';\n quote = *p++;\n value = p;\n p = strchr(p, quote);\n if (!p || p >= endp)\n break;\n *p++ = \'\\0\';\n av_dlog(s, "NSV NSVf INFO: %s=\'%s\'\\n", token, value);\n av_dict_set(&s->metadata, token, value, 0);\n }\n av_free(strings);\n }\n if (pb->eof_reached)\n return -1;\n av_dlog(s, "NSV got infos; filepos %"PRId64"\\n", avio_tell(pb));\n if (table_entries_used > 0) {\n int i;\n nsv->index_entries = table_entries_used;\n if((unsigned)table_entries_used >= UINT_MAX / sizeof(uint32_t))\n return -1;\n nsv->nsvs_file_offset = av_malloc((unsigned)table_entries_used * sizeof(uint32_t));\n for(i=0;i<table_entries_used;i++)\n nsv->nsvs_file_offset[i] = avio_rl32(pb) + size;\n if(table_entries > table_entries_used &&\n avio_rl32(pb) == MKTAG(\'T\',\'O\',\'C\',\'2\')) {\n nsv->nsvs_timestamps = av_malloc((unsigned)table_entries_used*sizeof(uint32_t));\n for(i=0;i<table_entries_used;i++) {\n nsv->nsvs_timestamps[i] = avio_rl32(pb);\n }\n }\n }\n av_dlog(s, "NSV got index; filepos %"PRId64"\\n", avio_tell(pb));\n#ifdef DEBUG_DUMP_INDEX\n#define V(v) ((v<0x20 || v > 127)?\'.\':v)\n av_dlog(s, "NSV %d INDEX ENTRIES:\\n", table_entries);\n av_dlog(s, "NSV [dataoffset][fileoffset]\\n", table_entries);\n for (i = 0; i < table_entries; i++) {\n unsigned char b[8];\n avio_seek(pb, size + nsv->nsvs_file_offset[i], SEEK_SET);\n avio_read(pb, b, 8);\n av_dlog(s, "NSV [0x%08lx][0x%08lx]: %02x %02x %02x %02x %02x %02x %02x %02x"\n "%c%c%c%c%c%c%c%c\\n",\n nsv->nsvs_file_offset[i], size + nsv->nsvs_file_offset[i],\n b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7],\n V(b[0]), V(b[1]), V(b[2]), V(b[3]), V(b[4]), V(b[5]), V(b[6]), V(b[7]) );\n }\n#undef V\n#endif\n avio_seek(pb, nsv->base_offset + size, SEEK_SET);\n if (pb->eof_reached)\n return -1;\n nsv->state = NSV_HAS_READ_NSVF;\n return 0;\n}', 'unsigned int avio_rl32(AVIOContext *s)\n{\n unsigned int val;\n val = avio_rl16(s);\n val |= avio_rl16(s) << 16;\n return val;\n}', 'unsigned int avio_rl16(AVIOContext *s)\n{\n unsigned int val;\n val = avio_r8(s);\n val |= avio_r8(s) << 8;\n return val;\n}', 'int avio_r8(AVIOContext *s)\n{\n if (s->buf_ptr >= s->buf_end)\n fill_buffer(s);\n if (s->buf_ptr < s->buf_end)\n return *s->buf_ptr++;\n return 0;\n}', 'void *av_malloc(size_t size)\n{\n void *ptr = NULL;\n#if CONFIG_MEMALIGN_HACK\n long diff;\n#endif\n if(size > (INT_MAX-32) )\n return NULL;\n#if CONFIG_MEMALIGN_HACK\n ptr = malloc(size+32);\n if(!ptr)\n return ptr;\n diff= ((-(long)ptr - 1)&31) + 1;\n ptr = (char*)ptr + diff;\n ((char*)ptr)[-1]= diff;\n#elif HAVE_POSIX_MEMALIGN\n if (posix_memalign(&ptr,32,size))\n ptr = NULL;\n#elif HAVE_MEMALIGN\n ptr = memalign(32,size);\n#else\n ptr = malloc(size);\n#endif\n return ptr;\n}'] |
11,806 | 0 | https://github.com/openssl/openssl/blob/8ae173bb57819a23717fd3c8e7c51cb62f4268d0/crypto/bn/bn_lib.c/#L640 | int BN_set_bit(BIGNUM *a, int n)
{
int i, j, k;
if (n < 0)
return 0;
i = n / BN_BITS2;
j = n % BN_BITS2;
if (a->top <= i) {
if (bn_wexpand(a, i + 1) == NULL)
return 0;
for (k = a->top; k < i + 1; k++)
a->d[k] = 0;
a->top = i + 1;
a->flags &= ~BN_FLG_FIXED_TOP;
}
a->d[i] |= (((BN_ULONG)1) << j);
bn_check_top(a);
return 1;
} | ['static int check_named_curve_lookup_test(int id)\n{\n int ret = 0, nid, rv = 0;\n EC_GROUP *g = NULL , *ga = NULL;\n ECPARAMETERS *p = NULL, *pa = NULL;\n BN_CTX *ctx = NULL;\n nid = curves[id].nid;\n if (!TEST_ptr(ctx = BN_CTX_new())\n || !TEST_ptr(g = EC_GROUP_new_by_curve_name(nid))\n || !TEST_ptr(p = EC_GROUP_get_ecparameters(g, NULL)))\n goto err;\n EC_GROUP_free(g);\n if (!TEST_ptr(g = EC_GROUP_new_from_ecparameters(p)))\n goto err;\n if (!TEST_int_gt(rv = EC_GROUP_check_named_curve(g, 0), 0))\n goto err;\n if (rv != nid) {\n if (!TEST_ptr(ga = EC_GROUP_new_by_curve_name(rv))\n || !TEST_ptr(pa = EC_GROUP_get_ecparameters(ga, NULL)))\n goto err;\n EC_GROUP_free(ga);\n if (!TEST_ptr(ga = EC_GROUP_new_from_ecparameters(pa))\n || !TEST_int_eq(EC_GROUP_cmp(g, ga, ctx), 0))\n goto err;\n }\n ret = 1;\n err:\n EC_GROUP_free(g);\n EC_GROUP_free(ga);\n ECPARAMETERS_free(p);\n ECPARAMETERS_free(pa);\n BN_CTX_free(ctx);\n return ret;\n}', 'EC_GROUP *EC_GROUP_new_from_ecparameters(const ECPARAMETERS *params)\n{\n int ok = 0, tmp;\n EC_GROUP *ret = NULL;\n BIGNUM *p = NULL, *a = NULL, *b = NULL;\n EC_POINT *point = NULL;\n long field_bits;\n if (!params->fieldID || !params->fieldID->fieldType ||\n !params->fieldID->p.ptr) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n if (!params->curve || !params->curve->a ||\n !params->curve->a->data || !params->curve->b ||\n !params->curve->b->data) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n a = BN_bin2bn(params->curve->a->data, params->curve->a->length, NULL);\n if (a == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB);\n goto err;\n }\n b = BN_bin2bn(params->curve->b->data, params->curve->b->length, NULL);\n if (b == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB);\n goto err;\n }\n tmp = OBJ_obj2nid(params->fieldID->fieldType);\n if (tmp == NID_X9_62_characteristic_two_field)\n#ifdef OPENSSL_NO_EC2M\n {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_GF2M_NOT_SUPPORTED);\n goto err;\n }\n#else\n {\n X9_62_CHARACTERISTIC_TWO *char_two;\n char_two = params->fieldID->p.char_two;\n field_bits = char_two->m;\n if (field_bits > OPENSSL_ECC_MAX_FIELD_BITS) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_FIELD_TOO_LARGE);\n goto err;\n }\n if ((p = BN_new()) == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n tmp = OBJ_obj2nid(char_two->type);\n if (tmp == NID_X9_62_tpBasis) {\n long tmp_long;\n if (!char_two->p.tpBasis) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n tmp_long = ASN1_INTEGER_get(char_two->p.tpBasis);\n if (!(char_two->m > tmp_long && tmp_long > 0)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS,\n EC_R_INVALID_TRINOMIAL_BASIS);\n goto err;\n }\n if (!BN_set_bit(p, (int)char_two->m))\n goto err;\n if (!BN_set_bit(p, (int)tmp_long))\n goto err;\n if (!BN_set_bit(p, 0))\n goto err;\n } else if (tmp == NID_X9_62_ppBasis) {\n X9_62_PENTANOMIAL *penta;\n penta = char_two->p.ppBasis;\n if (!penta) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n if (!\n (char_two->m > penta->k3 && penta->k3 > penta->k2\n && penta->k2 > penta->k1 && penta->k1 > 0)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS,\n EC_R_INVALID_PENTANOMIAL_BASIS);\n goto err;\n }\n if (!BN_set_bit(p, (int)char_two->m))\n goto err;\n if (!BN_set_bit(p, (int)penta->k1))\n goto err;\n if (!BN_set_bit(p, (int)penta->k2))\n goto err;\n if (!BN_set_bit(p, (int)penta->k3))\n goto err;\n if (!BN_set_bit(p, 0))\n goto err;\n } else if (tmp == NID_X9_62_onBasis) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_NOT_IMPLEMENTED);\n goto err;\n } else {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n ret = EC_GROUP_new_curve_GF2m(p, a, b, NULL);\n }\n#endif\n else if (tmp == NID_X9_62_prime_field) {\n if (!params->fieldID->p.prime) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n p = ASN1_INTEGER_to_BN(params->fieldID->p.prime, NULL);\n if (p == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB);\n goto err;\n }\n if (BN_is_negative(p) || BN_is_zero(p)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_FIELD);\n goto err;\n }\n field_bits = BN_num_bits(p);\n if (field_bits > OPENSSL_ECC_MAX_FIELD_BITS) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_FIELD_TOO_LARGE);\n goto err;\n }\n ret = EC_GROUP_new_curve_GFp(p, a, b, NULL);\n } else {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_FIELD);\n goto err;\n }\n if (ret == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB);\n goto err;\n }\n if (params->curve->seed != NULL) {\n OPENSSL_free(ret->seed);\n if ((ret->seed = OPENSSL_malloc(params->curve->seed->length)) == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n memcpy(ret->seed, params->curve->seed->data,\n params->curve->seed->length);\n ret->seed_len = params->curve->seed->length;\n }\n if (!params->order || !params->base || !params->base->data) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR);\n goto err;\n }\n if ((point = EC_POINT_new(ret)) == NULL)\n goto err;\n EC_GROUP_set_point_conversion_form(ret, (point_conversion_form_t)\n (params->base->data[0] & ~0x01));\n if (!EC_POINT_oct2point(ret, point, params->base->data,\n params->base->length, NULL)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB);\n goto err;\n }\n if ((a = ASN1_INTEGER_to_BN(params->order, a)) == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB);\n goto err;\n }\n if (BN_is_negative(a) || BN_is_zero(a)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_GROUP_ORDER);\n goto err;\n }\n if (BN_num_bits(a) > (int)field_bits + 1) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_GROUP_ORDER);\n goto err;\n }\n if (params->cofactor == NULL) {\n BN_free(b);\n b = NULL;\n } else if ((b = ASN1_INTEGER_to_BN(params->cofactor, b)) == NULL) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB);\n goto err;\n }\n if (!EC_GROUP_set_generator(ret, point, a, b)) {\n ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB);\n goto err;\n }\n ok = 1;\n err:\n if (!ok) {\n EC_GROUP_clear_free(ret);\n ret = NULL;\n }\n BN_free(p);\n BN_free(a);\n BN_free(b);\n EC_POINT_free(point);\n return ret;\n}', 'int BN_set_bit(BIGNUM *a, int n)\n{\n int i, j, k;\n if (n < 0)\n return 0;\n i = n / BN_BITS2;\n j = n % BN_BITS2;\n if (a->top <= i) {\n if (bn_wexpand(a, i + 1) == NULL)\n return 0;\n for (k = a->top; k < i + 1; k++)\n a->d[k] = 0;\n a->top = i + 1;\n a->flags &= ~BN_FLG_FIXED_TOP;\n }\n a->d[i] |= (((BN_ULONG)1) << j);\n bn_check_top(a);\n return 1;\n}'] |
11,807 | 0 | https://github.com/libav/libav/blob/e652cc9606068189cb512a36f0335a5cf2ecf287/avconv.c/#L1475 | static void do_video_stats(AVFormatContext *os, OutputStream *ost,
int frame_size)
{
AVCodecContext *enc;
int frame_number;
double ti1, bitrate, avg_bitrate;
if (!vstats_file) {
vstats_file = fopen(vstats_filename, "w");
if (!vstats_file) {
perror("fopen");
exit_program(1);
}
}
enc = ost->st->codec;
if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
frame_number = ost->frame_number;
fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality / (float)FF_QP2LAMBDA);
if (enc->flags&CODEC_FLAG_PSNR)
fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0] / (enc->width * enc->height * 255.0 * 255.0)));
fprintf(vstats_file,"f_size= %6d ", frame_size);
ti1 = ost->sync_opts * av_q2d(enc->time_base);
if (ti1 < 0.01)
ti1 = 0.01;
bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
(double)video_size / 1024, ti1, bitrate, avg_bitrate);
fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(enc->coded_frame->pict_type));
}
} | ['static void do_video_stats(AVFormatContext *os, OutputStream *ost,\n int frame_size)\n{\n AVCodecContext *enc;\n int frame_number;\n double ti1, bitrate, avg_bitrate;\n if (!vstats_file) {\n vstats_file = fopen(vstats_filename, "w");\n if (!vstats_file) {\n perror("fopen");\n exit_program(1);\n }\n }\n enc = ost->st->codec;\n if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {\n frame_number = ost->frame_number;\n fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality / (float)FF_QP2LAMBDA);\n if (enc->flags&CODEC_FLAG_PSNR)\n fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0] / (enc->width * enc->height * 255.0 * 255.0)));\n fprintf(vstats_file,"f_size= %6d ", frame_size);\n ti1 = ost->sync_opts * av_q2d(enc->time_base);\n if (ti1 < 0.01)\n ti1 = 0.01;\n bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;\n avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;\n fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",\n (double)video_size / 1024, ti1, bitrate, avg_bitrate);\n fprintf(vstats_file, "type= %c\\n", av_get_picture_type_char(enc->coded_frame->pict_type));\n }\n}'] |
11,808 | 0 | https://github.com/openssl/openssl/blob/8da94770f0a049497b1a52ee469cca1f4a13b1a7/crypto/bn/bn_shift.c/#L159 | int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
{
int i, nw, lb, rb;
BN_ULONG *t, *f;
BN_ULONG l;
bn_check_top(r);
bn_check_top(a);
if (n < 0) {
BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT);
return 0;
}
r->neg = a->neg;
nw = n / BN_BITS2;
if (bn_wexpand(r, a->top + nw + 1) == NULL)
return (0);
lb = n % BN_BITS2;
rb = BN_BITS2 - lb;
f = a->d;
t = r->d;
t[a->top + nw] = 0;
if (lb == 0)
for (i = a->top - 1; i >= 0; i--)
t[nw + i] = f[i];
else
for (i = a->top - 1; i >= 0; i--) {
l = f[i];
t[nw + i + 1] |= (l >> rb) & BN_MASK2;
t[nw + i] = (l << lb) & BN_MASK2;
}
memset(t, 0, sizeof(*t) * nw);
r->top = a->top + nw + 1;
bn_correct_top(r);
bn_check_top(r);
return (1);
} | ['int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)\n{\n int i, n = 0, len, nid, first, use_bn;\n BIGNUM *bl;\n unsigned long l;\n const unsigned char *p;\n char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2];\n if (buf && buf_len > 0)\n buf[0] = \'\\0\';\n if ((a == NULL) || (a->data == NULL))\n return (0);\n if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) {\n const char *s;\n s = OBJ_nid2ln(nid);\n if (s == NULL)\n s = OBJ_nid2sn(nid);\n if (s) {\n if (buf)\n OPENSSL_strlcpy(buf, s, buf_len);\n n = strlen(s);\n return n;\n }\n }\n len = a->length;\n p = a->data;\n first = 1;\n bl = NULL;\n while (len > 0) {\n l = 0;\n use_bn = 0;\n for (;;) {\n unsigned char c = *p++;\n len--;\n if ((len == 0) && (c & 0x80))\n goto err;\n if (use_bn) {\n if (!BN_add_word(bl, c & 0x7f))\n goto err;\n } else\n l |= c & 0x7f;\n if (!(c & 0x80))\n break;\n if (!use_bn && (l > (ULONG_MAX >> 7L))) {\n if (bl == NULL && (bl = BN_new()) == NULL)\n goto err;\n if (!BN_set_word(bl, l))\n goto err;\n use_bn = 1;\n }\n if (use_bn) {\n if (!BN_lshift(bl, bl, 7))\n goto err;\n } else\n l <<= 7L;\n }\n if (first) {\n first = 0;\n if (l >= 80) {\n i = 2;\n if (use_bn) {\n if (!BN_sub_word(bl, 80))\n goto err;\n } else\n l -= 80;\n } else {\n i = (int)(l / 40);\n l -= (long)(i * 40);\n }\n if (buf && (buf_len > 1)) {\n *buf++ = i + \'0\';\n *buf = \'\\0\';\n buf_len--;\n }\n n++;\n }\n if (use_bn) {\n char *bndec;\n bndec = BN_bn2dec(bl);\n if (!bndec)\n goto err;\n i = strlen(bndec);\n if (buf) {\n if (buf_len > 1) {\n *buf++ = \'.\';\n *buf = \'\\0\';\n buf_len--;\n }\n OPENSSL_strlcpy(buf, bndec, buf_len);\n if (i > buf_len) {\n buf += buf_len;\n buf_len = 0;\n } else {\n buf += i;\n buf_len -= i;\n }\n }\n n++;\n n += i;\n OPENSSL_free(bndec);\n } else {\n BIO_snprintf(tbuf, sizeof tbuf, ".%lu", l);\n i = strlen(tbuf);\n if (buf && (buf_len > 0)) {\n OPENSSL_strlcpy(buf, tbuf, buf_len);\n if (i > buf_len) {\n buf += buf_len;\n buf_len = 0;\n } else {\n buf += i;\n buf_len -= i;\n }\n }\n n += i;\n l = 0;\n }\n }\n BN_free(bl);\n return n;\n err:\n BN_free(bl);\n return -1;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return (1);\n}', 'int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)\n{\n int i, nw, lb, rb;\n BN_ULONG *t, *f;\n BN_ULONG l;\n bn_check_top(r);\n bn_check_top(a);\n if (n < 0) {\n BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT);\n return 0;\n }\n r->neg = a->neg;\n nw = n / BN_BITS2;\n if (bn_wexpand(r, a->top + nw + 1) == NULL)\n return (0);\n lb = n % BN_BITS2;\n rb = BN_BITS2 - lb;\n f = a->d;\n t = r->d;\n t[a->top + nw] = 0;\n if (lb == 0)\n for (i = a->top - 1; i >= 0; i--)\n t[nw + i] = f[i];\n else\n for (i = a->top - 1; i >= 0; i--) {\n l = f[i];\n t[nw + i + 1] |= (l >> rb) & BN_MASK2;\n t[nw + i] = (l << lb) & BN_MASK2;\n }\n memset(t, 0, sizeof(*t) * nw);\n r->top = a->top + nw + 1;\n bn_correct_top(r);\n bn_check_top(r);\n return (1);\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}'] |
11,809 | 0 | https://github.com/openssl/openssl/blob/ed371b8cbac0d0349667558c061c1ae380cf75eb/crypto/bn/bn_lib.c/#L950 | void bn_correct_top(BIGNUM *a)
{
BN_ULONG *ftl;
int tmp_top = a->top;
if (tmp_top > 0) {
for (ftl = &(a->d[tmp_top]); tmp_top > 0; tmp_top--) {
ftl--;
if (*ftl != 0)
break;
}
a->top = tmp_top;
}
if (a->top == 0)
a->neg = 0;
a->flags &= ~BN_FLG_FIXED_TOP;
bn_pollute(a);
} | ['int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)\n{\n int i, ret = 0;\n BIGNUM *Ri, *R;\n if (BN_is_zero(mod))\n return 0;\n BN_CTX_start(ctx);\n if ((Ri = BN_CTX_get(ctx)) == NULL)\n goto err;\n R = &(mont->RR);\n if (!BN_copy(&(mont->N), mod))\n goto err;\n if (BN_get_flags(mod, BN_FLG_CONSTTIME) != 0)\n BN_set_flags(&(mont->N), BN_FLG_CONSTTIME);\n mont->N.neg = 0;\n#ifdef MONT_WORD\n {\n BIGNUM tmod;\n BN_ULONG buf[2];\n bn_init(&tmod);\n tmod.d = buf;\n tmod.dmax = 2;\n tmod.neg = 0;\n if (BN_get_flags(mod, BN_FLG_CONSTTIME) != 0)\n BN_set_flags(&tmod, BN_FLG_CONSTTIME);\n mont->ri = (BN_num_bits(mod) + (BN_BITS2 - 1)) / BN_BITS2 * BN_BITS2;\n# if defined(OPENSSL_BN_ASM_MONT) && (BN_BITS2<=32)\n BN_zero(R);\n if (!(BN_set_bit(R, 2 * BN_BITS2)))\n goto err;\n tmod.top = 0;\n if ((buf[0] = mod->d[0]))\n tmod.top = 1;\n if ((buf[1] = mod->top > 1 ? mod->d[1] : 0))\n tmod.top = 2;\n if (BN_is_one(&tmod))\n BN_zero(Ri);\n else if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, 2 * BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (bn_expand(Ri, (int)sizeof(BN_ULONG) * 2) == NULL)\n goto err;\n Ri->neg = 0;\n Ri->d[0] = BN_MASK2;\n Ri->d[1] = BN_MASK2;\n Ri->top = 2;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = (Ri->top > 1) ? Ri->d[1] : 0;\n# else\n BN_zero(R);\n if (!(BN_set_bit(R, BN_BITS2)))\n goto err;\n buf[0] = mod->d[0];\n buf[1] = 0;\n tmod.top = buf[0] != 0 ? 1 : 0;\n if (BN_is_one(&tmod))\n BN_zero(Ri);\n else if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (!BN_set_word(Ri, BN_MASK2))\n goto err;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = 0;\n# endif\n }\n#else\n {\n mont->ri = BN_num_bits(&mont->N);\n BN_zero(R);\n if (!BN_set_bit(R, mont->ri))\n goto err;\n if ((BN_mod_inverse(Ri, R, &mont->N, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, mont->ri))\n goto err;\n if (!BN_sub_word(Ri, 1))\n goto err;\n if (!BN_div(&(mont->Ni), NULL, Ri, &mont->N, ctx))\n goto err;\n }\n#endif\n BN_zero(&(mont->RR));\n if (!BN_set_bit(&(mont->RR), mont->ri * 2))\n goto err;\n if (!BN_mod(&(mont->RR), &(mont->RR), &(mont->N), ctx))\n goto err;\n for (i = mont->RR.top, ret = mont->N.top; i < ret; i++)\n mont->RR.d[i] = 0;\n mont->RR.top = ret;\n mont->RR.flags |= BN_FLG_FIXED_TOP;\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return 0;\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n a->flags &= ~BN_FLG_FIXED_TOP;\n bn_check_top(a);\n return 1;\n}', 'static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)\n{\n if (bits > (INT_MAX - BN_BITS2 + 1))\n return NULL;\n if (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax)\n return a;\n return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int ret;\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (divisor->d[divisor->top - 1] == 0) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n ret = bn_div_fixed_top(dv, rm, num, divisor, ctx);\n if (ret) {\n if (dv != NULL)\n bn_correct_top(dv);\n if (rm != NULL)\n bn_correct_top(rm);\n }\n return ret;\n}', 'int bn_div_fixed_top(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,\n const BIGNUM *divisor, BN_CTX *ctx)\n{\n int norm_shift, i, j, loop;\n BIGNUM *tmp, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnum, *wnumtop;\n BN_ULONG d0, d1;\n int num_n, div_n;\n assert(divisor->top > 0 && divisor->d[divisor->top - 1] != 0);\n bn_check_top(num);\n bn_check_top(divisor);\n bn_check_top(dv);\n bn_check_top(rm);\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n if (!BN_copy(sdiv, divisor))\n goto err;\n norm_shift = bn_left_align(sdiv);\n sdiv->neg = 0;\n if (!(bn_lshift_fixed_top(snum, num, norm_shift)))\n goto err;\n div_n = sdiv->top;\n num_n = snum->top;\n if (num_n <= div_n) {\n if (bn_wexpand(snum, div_n + 1) == NULL)\n goto err;\n memset(&(snum->d[num_n]), 0, (div_n - num_n + 1) * sizeof(BN_ULONG));\n snum->top = num_n = div_n + 1;\n }\n loop = num_n - div_n;\n wnum = &(snum->d[loop]);\n wnumtop = &(snum->d[num_n - 1]);\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n if (!bn_wexpand(res, loop))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop;\n res->flags |= BN_FLG_FIXED_TOP;\n resp = &(res->d[loop]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n for (i = 0; i < loop; i++, wnumtop--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W)\n q = bn_div_3_words(wnumtop, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnumtop[0];\n n1 = wnumtop[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n BN_ULONG n2 = (wnumtop == wnum) ? 0 : wnumtop[-2];\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | n2))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= n2)))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum--;\n l0 = bn_sub_words(wnum, wnum, tmp->d, div_n + 1);\n q -= l0;\n for (l0 = 0 - l0, j = 0; j < div_n; j++)\n tmp->d[j] = sdiv->d[j] & l0;\n l0 = bn_add_words(wnum, wnum, tmp->d, div_n);\n (*wnumtop) += l0;\n assert((*wnumtop) == 0);\n *--resp = q;\n }\n snum->neg = num->neg;\n snum->top = div_n;\n snum->flags |= BN_FLG_FIXED_TOP;\n if (rm != NULL)\n bn_rshift_fixed_top(rm, snum, norm_shift);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'void bn_correct_top(BIGNUM *a)\n{\n BN_ULONG *ftl;\n int tmp_top = a->top;\n if (tmp_top > 0) {\n for (ftl = &(a->d[tmp_top]); tmp_top > 0; tmp_top--) {\n ftl--;\n if (*ftl != 0)\n break;\n }\n a->top = tmp_top;\n }\n if (a->top == 0)\n a->neg = 0;\n a->flags &= ~BN_FLG_FIXED_TOP;\n bn_pollute(a);\n}'] |
11,810 | 0 | https://github.com/openssl/openssl/blob/ee3a6c646ff8ea6b9ada5a58f4a0e7c9b7be944b/crypto/bn/bn_sqr.c/#L167 | void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)
{
int i, j, max;
const BN_ULONG *ap;
BN_ULONG *rp;
max = n * 2;
ap = a;
rp = r;
rp[0] = rp[max - 1] = 0;
rp++;
j = n;
if (--j > 0) {
ap++;
rp[j] = bn_mul_words(rp, ap, j, ap[-1]);
rp += 2;
}
for (i = n - 2; i > 0; i--) {
j--;
ap++;
rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);
rp += 2;
}
bn_add_words(r, r, r, max);
bn_sqr_words(tmp, a, n);
bn_add_words(r, r, tmp, max);
} | ['int BN_is_prime_fasttest_ex(const BIGNUM *a, int checks, BN_CTX *ctx_passed,\n int do_trial_division, BN_GENCB *cb)\n{\n int i, j, ret = -1;\n int k;\n BN_CTX *ctx = NULL;\n BIGNUM *A1, *A1_odd, *check;\n BN_MONT_CTX *mont = NULL;\n const BIGNUM *A = NULL;\n if (BN_cmp(a, BN_value_one()) <= 0)\n return 0;\n if (checks == BN_prime_checks)\n checks = BN_prime_checks_for_size(BN_num_bits(a));\n if (!BN_is_odd(a))\n return BN_is_word(a, 2);\n if (do_trial_division) {\n for (i = 1; i < NUMPRIMES; i++)\n if (BN_mod_word(a, primes[i]) == 0)\n return 0;\n if (!BN_GENCB_call(cb, 1, -1))\n goto err;\n }\n if (ctx_passed != NULL)\n ctx = ctx_passed;\n else if ((ctx = BN_CTX_new()) == NULL)\n goto err;\n BN_CTX_start(ctx);\n if (a->neg) {\n BIGNUM *t;\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n BN_copy(t, a);\n t->neg = 0;\n A = t;\n } else\n A = a;\n A1 = BN_CTX_get(ctx);\n A1_odd = BN_CTX_get(ctx);\n check = BN_CTX_get(ctx);\n if (check == NULL)\n goto err;\n if (!BN_copy(A1, A))\n goto err;\n if (!BN_sub_word(A1, 1))\n goto err;\n if (BN_is_zero(A1)) {\n ret = 0;\n goto err;\n }\n k = 1;\n while (!BN_is_bit_set(A1, k))\n k++;\n if (!BN_rshift(A1_odd, A1, k))\n goto err;\n mont = BN_MONT_CTX_new();\n if (mont == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, A, ctx))\n goto err;\n for (i = 0; i < checks; i++) {\n if (!BN_pseudo_rand_range(check, A1))\n goto err;\n if (!BN_add_word(check, 1))\n goto err;\n j = witness(check, A, A1, A1_odd, k, ctx, mont);\n if (j == -1)\n goto err;\n if (j) {\n ret = 0;\n goto err;\n }\n if (!BN_GENCB_call(cb, 1, i))\n goto err;\n }\n ret = 1;\n err:\n if (ctx != NULL) {\n BN_CTX_end(ctx);\n if (ctx_passed == NULL)\n BN_CTX_free(ctx);\n }\n BN_MONT_CTX_free(mont);\n return (ret);\n}', 'BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)\n{\n int i;\n BN_ULONG *A;\n const BN_ULONG *B;\n bn_check_top(b);\n if (a == b)\n return (a);\n if (bn_wexpand(a, b->top) == NULL)\n return (NULL);\n#if 1\n A = a->d;\n B = b->d;\n for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {\n BN_ULONG a0, a1, a2, a3;\n a0 = B[0];\n a1 = B[1];\n a2 = B[2];\n a3 = B[3];\n A[0] = a0;\n A[1] = a1;\n A[2] = a2;\n A[3] = a3;\n }\n switch (b->top & 3) {\n case 3:\n A[2] = B[2];\n case 2:\n A[1] = B[1];\n case 1:\n A[0] = B[0];\n case 0:;\n }\n#else\n memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);\n#endif\n a->top = b->top;\n a->neg = b->neg;\n bn_check_top(a);\n return (a);\n}', 'static int witness(BIGNUM *w, const BIGNUM *a, const BIGNUM *a1,\n const BIGNUM *a1_odd, int k, BN_CTX *ctx,\n BN_MONT_CTX *mont)\n{\n if (!BN_mod_exp_mont(w, w, a1_odd, a, ctx, mont))\n return -1;\n if (BN_is_one(w))\n return 0;\n if (BN_cmp(w, a1) == 0)\n return 0;\n while (--k) {\n if (!BN_mod_mul(w, w, w, a, ctx))\n return -1;\n if (BN_is_one(w))\n return 1;\n if (BN_cmp(w, a1) == 0)\n return 0;\n }\n bn_check_top(w);\n return 1;\n}', 'int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)\n{\n int i, j, bits, ret = 0, wstart, wend, window, wvalue;\n int start = 1;\n BIGNUM *d, *r;\n const BIGNUM *aa;\n BIGNUM *val[TABLE_SIZE];\n BN_MONT_CTX *mont = NULL;\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0) {\n return BN_mod_exp_mont_consttime(rr, a, p, m, ctx, in_mont);\n }\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n d = BN_CTX_get(ctx);\n r = BN_CTX_get(ctx);\n val[0] = BN_CTX_get(ctx);\n if (!d || !r || !val[0])\n goto err;\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_nnmod(val[0], a, m, ctx))\n goto err;\n aa = val[0];\n } else\n aa = a;\n if (BN_is_zero(aa)) {\n BN_zero(rr);\n ret = 1;\n goto err;\n }\n if (!BN_to_montgomery(val[0], aa, mont, ctx))\n goto err;\n window = BN_window_bits_for_exponent_size(bits);\n if (window > 1) {\n if (!BN_mod_mul_montgomery(d, val[0], val[0], mont, ctx))\n goto err;\n j = 1 << (window - 1);\n for (i = 1; i < j; i++) {\n if (((val[i] = BN_CTX_get(ctx)) == NULL) ||\n !BN_mod_mul_montgomery(val[i], val[i - 1], d, mont, ctx))\n goto err;\n }\n }\n start = 1;\n wvalue = 0;\n wstart = bits - 1;\n wend = 0;\n#if 1\n j = m->top;\n if (m->d[j - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n if (bn_wexpand(r, j) == NULL)\n goto err;\n r->d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < j; i++)\n r->d[i] = (~m->d[i]) & BN_MASK2;\n r->top = j;\n bn_correct_top(r);\n } else\n#endif\n if (!BN_to_montgomery(r, BN_value_one(), mont, ctx))\n goto err;\n for (;;) {\n if (BN_is_bit_set(p, wstart) == 0) {\n if (!start) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (wstart == 0)\n break;\n wstart--;\n continue;\n }\n j = wstart;\n wvalue = 1;\n wend = 0;\n for (i = 1; i < window; i++) {\n if (wstart - i < 0)\n break;\n if (BN_is_bit_set(p, wstart - i)) {\n wvalue <<= (i - wend);\n wvalue |= 1;\n wend = i;\n }\n }\n j = wend + 1;\n if (!start)\n for (i = 0; i < j; i++) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (!BN_mod_mul_montgomery(r, r, val[wvalue >> 1], mont, ctx))\n goto err;\n wstart -= wend + 1;\n wvalue = 0;\n start = 0;\n if (wstart < 0)\n break;\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n j = mont->N.top;\n val[0]->d[0] = 1;\n for (i = 1; i < j; i++)\n val[0]->d[i] = 0;\n val[0]->top = j;\n if (!BN_mod_mul_montgomery(rr, r, val[0], mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, r, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n BN_CTX_end(ctx);\n bn_check_top(rr);\n return (ret);\n}', 'int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx,\n BN_MONT_CTX *in_mont)\n{\n int i, bits, ret = 0, window, wvalue;\n int top;\n BN_MONT_CTX *mont = NULL;\n int numPowers;\n unsigned char *powerbufFree = NULL;\n int powerbufLen = 0;\n unsigned char *powerbuf = NULL;\n BIGNUM tmp, am;\n#if defined(SPARC_T4_MONT)\n unsigned int t4 = 0;\n#endif\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_CONSTTIME, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n top = m->top;\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n#ifdef RSAZ_ENABLED\n if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)\n && rsaz_avx2_eligible()) {\n if (NULL == bn_wexpand(rr, 16))\n goto err;\n RSAZ_1024_mod_exp_avx2(rr->d, a->d, p->d, m->d, mont->RR.d,\n mont->n0[0]);\n rr->top = 16;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n } else if ((8 == a->top) && (8 == p->top) && (BN_num_bits(m) == 512)) {\n if (NULL == bn_wexpand(rr, 8))\n goto err;\n RSAZ_512_mod_exp(rr->d, a->d, p->d, m->d, mont->n0[0], mont->RR.d);\n rr->top = 8;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n }\n#endif\n window = BN_window_bits_for_ctime_exponent_size(bits);\n#if defined(SPARC_T4_MONT)\n if (window >= 5 && (top & 15) == 0 && top <= 64 &&\n (OPENSSL_sparcv9cap_P[1] & (CFR_MONTMUL | CFR_MONTSQR)) ==\n (CFR_MONTMUL | CFR_MONTSQR) && (t4 = OPENSSL_sparcv9cap_P[0]))\n window = 5;\n else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window >= 5) {\n window = 5;\n powerbufLen += top * sizeof(mont->N.d[0]);\n }\n#endif\n (void)0;\n numPowers = 1 << window;\n powerbufLen += sizeof(m->d[0]) * (top * numPowers +\n ((2 * top) >\n numPowers ? (2 * top) : numPowers));\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree =\n alloca(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH);\n else\n#endif\n if ((powerbufFree =\n OPENSSL_malloc(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH))\n == NULL)\n goto err;\n powerbuf = MOD_EXP_CTIME_ALIGN(powerbufFree);\n memset(powerbuf, 0, powerbufLen);\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree = NULL;\n#endif\n tmp.d = (BN_ULONG *)(powerbuf + sizeof(m->d[0]) * top * numPowers);\n am.d = tmp.d + top;\n tmp.top = am.top = 0;\n tmp.dmax = am.dmax = top;\n tmp.neg = am.neg = 0;\n tmp.flags = am.flags = BN_FLG_STATIC_DATA;\n#if 1\n if (m->d[top - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n tmp.d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < top; i++)\n tmp.d[i] = (~m->d[i]) & BN_MASK2;\n tmp.top = top;\n } else\n#endif\n if (!BN_to_montgomery(&tmp, BN_value_one(), mont, ctx))\n goto err;\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_mod(&am, a, m, ctx))\n goto err;\n if (!BN_to_montgomery(&am, &am, mont, ctx))\n goto err;\n } else if (!BN_to_montgomery(&am, a, mont, ctx))\n goto err;\n#if defined(SPARC_T4_MONT)\n if (t4) {\n typedef int (*bn_pwr5_mont_f) (BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_8(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_16(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_24(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_32(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n static const bn_pwr5_mont_f pwr5_funcs[4] = {\n bn_pwr5_mont_t4_8, bn_pwr5_mont_t4_16,\n bn_pwr5_mont_t4_24, bn_pwr5_mont_t4_32\n };\n bn_pwr5_mont_f pwr5_worker = pwr5_funcs[top / 16 - 1];\n typedef int (*bn_mul_mont_f) (BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_8(BN_ULONG *rp, const BN_ULONG *ap, const void *bp,\n const BN_ULONG *np, const BN_ULONG *n0);\n int bn_mul_mont_t4_16(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_24(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_32(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n static const bn_mul_mont_f mul_funcs[4] = {\n bn_mul_mont_t4_8, bn_mul_mont_t4_16,\n bn_mul_mont_t4_24, bn_mul_mont_t4_32\n };\n bn_mul_mont_f mul_worker = mul_funcs[top / 16 - 1];\n void bn_mul_mont_vis3(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_gather5_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_flip_n_scatter5_t4(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5_t4(BN_ULONG *out, size_t num,\n void *table, size_t power);\n void bn_flip_t4(BN_ULONG *dst, BN_ULONG *src, size_t num);\n BN_ULONG *np = mont->N.d, *n0 = mont->n0;\n int stride = 5 * (6 - (top / 16 - 1));\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 0);\n bn_flip_n_scatter5_t4(am.d, top, powerbuf, 1);\n if (!(*mul_worker) (tmp.d, am.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, am.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, am.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 2);\n for (i = 3; i < 32; i++) {\n if (!(*mul_worker) (tmp.d, tmp.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, tmp.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, tmp.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, i);\n }\n np = alloca(top * sizeof(BN_ULONG));\n top /= 2;\n bn_flip_t4(np, mont->N.d, top);\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5_t4(tmp.d, top, powerbuf, wvalue);\n while (bits >= 0) {\n if (bits < stride)\n stride = bits + 1;\n bits -= stride;\n wvalue = bn_get_bits(p, bits + 1);\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n bits += stride - 5;\n wvalue >>= stride - 5;\n wvalue &= 31;\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5_t4(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n }\n bn_flip_t4(tmp.d, tmp.d, top);\n top *= 2;\n tmp.top = top;\n bn_correct_top(&tmp);\n OPENSSL_cleanse(np, top * sizeof(BN_ULONG));\n } else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window == 5 && top > 1) {\n void bn_mul_mont_gather5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_scatter5(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5(BN_ULONG *out, size_t num, void *table, size_t power);\n void bn_power5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n int bn_get_bits5(const BN_ULONG *ap, int off);\n int bn_from_montgomery(BN_ULONG *rp, const BN_ULONG *ap,\n const BN_ULONG *not_used, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n BN_ULONG *n0 = mont->n0, *np;\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n for (np = am.d + top, i = 0; i < top; i++)\n np[i] = mont->N.d[i];\n bn_scatter5(tmp.d, top, powerbuf, 0);\n bn_scatter5(am.d, am.top, powerbuf, 1);\n bn_mul_mont(tmp.d, am.d, am.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2);\n# if 0\n for (i = 3; i < 32; i++) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# else\n for (i = 4; i < 32; i *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n for (i = 3; i < 8; i += 2) {\n int j;\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n for (j = 2 * i; j < 32; j *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, j);\n }\n }\n for (; i < 16; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2 * i);\n }\n for (; i < 32; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# endif\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5(tmp.d, top, powerbuf, wvalue);\n if (top & 7)\n while (bits >= 0) {\n for (wvalue = 0, i = 0; i < 5; i++, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n } else {\n while (bits >= 0) {\n wvalue = bn_get_bits5(p->d, bits - 4);\n bits -= 5;\n bn_power5(tmp.d, tmp.d, powerbuf, np, n0, top, wvalue);\n }\n }\n ret = bn_from_montgomery(tmp.d, tmp.d, NULL, np, n0, top);\n tmp.top = top;\n bn_correct_top(&tmp);\n if (ret) {\n if (!BN_copy(rr, &tmp))\n ret = 0;\n goto err;\n }\n } else\n#endif\n {\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 0, window))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&am, top, powerbuf, 1, window))\n goto err;\n if (window > 1) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &am, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 2,\n window))\n goto err;\n for (i = 3; i < numPowers; i++) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &tmp, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, i,\n window))\n goto err;\n }\n }\n bits--;\n for (wvalue = 0, i = bits % window; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&tmp, top, powerbuf, wvalue,\n window))\n goto err;\n while (bits >= 0) {\n wvalue = 0;\n for (i = 0; i < window; i++, bits--) {\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &tmp, mont, ctx))\n goto err;\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n }\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&am, top, powerbuf, wvalue,\n window))\n goto err;\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &am, mont, ctx))\n goto err;\n }\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n am.d[0] = 1;\n for (i = 1; i < top; i++)\n am.d[i] = 0;\n if (!BN_mod_mul_montgomery(rr, &tmp, &am, mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, &tmp, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n if (powerbuf != NULL) {\n OPENSSL_cleanse(powerbuf, powerbufLen);\n OPENSSL_free(powerbufFree);\n }\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,\n BN_CTX *ctx)\n{\n return BN_mod_mul_montgomery(r, a, &(mont->RR), mont, ctx);\n}', 'int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n BN_MONT_CTX *mont, BN_CTX *ctx)\n{\n BIGNUM *tmp;\n int ret = 0;\n#if defined(OPENSSL_BN_ASM_MONT) && defined(MONT_WORD)\n int num = mont->N.top;\n if (num > 1 && a->top == num && b->top == num) {\n if (bn_wexpand(r, num) == NULL)\n return (0);\n if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {\n r->neg = a->neg ^ b->neg;\n r->top = num;\n bn_correct_top(r);\n return (1);\n }\n }\n#endif\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n if (tmp == NULL)\n goto err;\n bn_check_top(tmp);\n if (a == b) {\n if (!BN_sqr(tmp, a, ctx))\n goto err;\n } else {\n if (!BN_mul(tmp, a, b, ctx))\n goto err;\n }\n#ifdef MONT_WORD\n if (!BN_from_montgomery_word(r, tmp, mont))\n goto err;\n#else\n if (!BN_from_montgomery(r, tmp, mont, ctx))\n goto err;\n#endif\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int max, al;\n int ret = 0;\n BIGNUM *tmp, *rr;\n bn_check_top(a);\n al = a->top;\n if (al <= 0) {\n r->top = 0;\n r->neg = 0;\n return 1;\n }\n BN_CTX_start(ctx);\n rr = (a != r) ? r : BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n if (!rr || !tmp)\n goto err;\n max = 2 * al;\n if (bn_wexpand(rr, max) == NULL)\n goto err;\n if (al == 4) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[8];\n bn_sqr_normal(rr->d, a->d, 4, t);\n#else\n bn_sqr_comba4(rr->d, a->d);\n#endif\n } else if (al == 8) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[16];\n bn_sqr_normal(rr->d, a->d, 8, t);\n#else\n bn_sqr_comba8(rr->d, a->d);\n#endif\n } else {\n#if defined(BN_RECURSION)\n if (al < BN_SQR_RECURSIVE_SIZE_NORMAL) {\n BN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL * 2];\n bn_sqr_normal(rr->d, a->d, al, t);\n } else {\n int j, k;\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n if (al == j) {\n if (bn_wexpand(tmp, k * 2) == NULL)\n goto err;\n bn_sqr_recursive(rr->d, a->d, al, tmp->d);\n } else {\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n }\n }\n#else\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n#endif\n }\n rr->neg = 0;\n if (a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n rr->top = max - 1;\n else\n rr->top = max;\n if (rr != r)\n BN_copy(r, rr);\n ret = 1;\n err:\n bn_check_top(rr);\n bn_check_top(tmp);\n BN_CTX_end(ctx);\n return (ret);\n}', 'void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)\n{\n int i, j, max;\n const BN_ULONG *ap;\n BN_ULONG *rp;\n max = n * 2;\n ap = a;\n rp = r;\n rp[0] = rp[max - 1] = 0;\n rp++;\n j = n;\n if (--j > 0) {\n ap++;\n rp[j] = bn_mul_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n for (i = n - 2; i > 0; i--) {\n j--;\n ap++;\n rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n bn_add_words(r, r, r, max);\n bn_sqr_words(tmp, a, n);\n bn_add_words(r, r, tmp, max);\n}'] |
11,811 | 1 | https://github.com/libav/libav/blob/fc115c80b7bf6f1f5a937ee7f6e14630d99eb4dd/libavcodec/vc1dec.c/#L3960 | static int vc1_decode_p_mb_intfr(VC1Context *v)
{
MpegEncContext *s = &v->s;
GetBitContext *gb = &s->gb;
int i;
int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
int cbp = 0;
int mqdiff, mquant;
int ttmb = v->ttfrm;
int mb_has_coeffs = 1;
int dmv_x, dmv_y;
int val;
int first_block = 1;
int dst_idx, off;
int skipped, fourmv = 0, twomv = 0;
int block_cbp = 0, pat, block_tt = 0;
int idx_mbmode = 0, mvbp;
int stride_y, fieldtx;
mquant = v->pq;
if (v->skip_is_raw)
skipped = get_bits1(gb);
else
skipped = v->s.mbskip_table[mb_pos];
if (!skipped) {
if (v->fourmvswitch)
idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_INTFR_4MV_MBMODE_VLC_BITS, 2);
else
idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_INTFR_NON4MV_MBMODE_VLC_BITS, 2);
switch (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0]) {
case MV_PMODE_INTFR_4MV:
fourmv = 1;
v->blk_mv_type[s->block_index[0]] = 0;
v->blk_mv_type[s->block_index[1]] = 0;
v->blk_mv_type[s->block_index[2]] = 0;
v->blk_mv_type[s->block_index[3]] = 0;
break;
case MV_PMODE_INTFR_4MV_FIELD:
fourmv = 1;
v->blk_mv_type[s->block_index[0]] = 1;
v->blk_mv_type[s->block_index[1]] = 1;
v->blk_mv_type[s->block_index[2]] = 1;
v->blk_mv_type[s->block_index[3]] = 1;
break;
case MV_PMODE_INTFR_2MV_FIELD:
twomv = 1;
v->blk_mv_type[s->block_index[0]] = 1;
v->blk_mv_type[s->block_index[1]] = 1;
v->blk_mv_type[s->block_index[2]] = 1;
v->blk_mv_type[s->block_index[3]] = 1;
break;
case MV_PMODE_INTFR_1MV:
v->blk_mv_type[s->block_index[0]] = 0;
v->blk_mv_type[s->block_index[1]] = 0;
v->blk_mv_type[s->block_index[2]] = 0;
v->blk_mv_type[s->block_index[3]] = 0;
break;
}
if (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_INTRA) {
s->current_picture.f.motion_val[1][s->block_index[0]][0] = 0;
s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;
s->current_picture.f.mb_type[mb_pos] = MB_TYPE_INTRA;
s->mb_intra = v->is_intra[s->mb_x] = 1;
for (i = 0; i < 6; i++)
v->mb_type[0][s->block_index[i]] = 1;
fieldtx = v->fieldtx_plane[mb_pos] = get_bits1(gb);
mb_has_coeffs = get_bits1(gb);
if (mb_has_coeffs)
cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
v->s.ac_pred = v->acpred_plane[mb_pos] = get_bits1(gb);
GET_MQUANT();
s->current_picture.f.qscale_table[mb_pos] = mquant;
s->y_dc_scale = s->y_dc_scale_table[mquant];
s->c_dc_scale = s->c_dc_scale_table[mquant];
dst_idx = 0;
for (i = 0; i < 6; i++) {
s->dc_val[0][s->block_index[i]] = 0;
dst_idx += i >> 2;
val = ((cbp >> (5 - i)) & 1);
v->mb_type[0][s->block_index[i]] = s->mb_intra;
v->a_avail = v->c_avail = 0;
if (i == 2 || i == 3 || !s->first_slice_line)
v->a_avail = v->mb_type[0][s->block_index[i] - s->block_wrap[i]];
if (i == 1 || i == 3 || s->mb_x)
v->c_avail = v->mb_type[0][s->block_index[i] - 1];
vc1_decode_intra_block(v, s->block[i], i, val, mquant,
(i & 4) ? v->codingset2 : v->codingset);
if ((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue;
v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);
if (i < 4) {
stride_y = s->linesize << fieldtx;
off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->linesize : (i & 1) * 8 + 4 * (i & 2) * s->linesize;
} else {
stride_y = s->uvlinesize;
off = 0;
}
s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, stride_y);
}
} else {
mb_has_coeffs = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][3];
if (mb_has_coeffs)
cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);
if (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_2MV_FIELD) {
v->twomvbp = get_vlc2(gb, v->twomvbp_vlc->table, VC1_2MV_BLOCK_PATTERN_VLC_BITS, 1);
} else {
if ((ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_4MV)
|| (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_4MV_FIELD)) {
v->fourmvbp = get_vlc2(gb, v->fourmvbp_vlc->table, VC1_4MV_BLOCK_PATTERN_VLC_BITS, 1);
}
}
s->mb_intra = v->is_intra[s->mb_x] = 0;
for (i = 0; i < 6; i++)
v->mb_type[0][s->block_index[i]] = 0;
fieldtx = v->fieldtx_plane[mb_pos] = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][1];
dst_idx = 0;
if (fourmv) {
mvbp = v->fourmvbp;
for (i = 0; i < 6; i++) {
if (i < 4) {
dmv_x = dmv_y = 0;
val = ((mvbp >> (3 - i)) & 1);
if (val) {
get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
}
vc1_pred_mv_intfr(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]);
vc1_mc_4mv_luma(v, i, 0);
} else if (i == 4) {
vc1_mc_4mv_chroma4(v);
}
}
} else if (twomv) {
mvbp = v->twomvbp;
dmv_x = dmv_y = 0;
if (mvbp & 2) {
get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
}
vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);
vc1_mc_4mv_luma(v, 0, 0);
vc1_mc_4mv_luma(v, 1, 0);
dmv_x = dmv_y = 0;
if (mvbp & 1) {
get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
}
vc1_pred_mv_intfr(v, 2, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);
vc1_mc_4mv_luma(v, 2, 0);
vc1_mc_4mv_luma(v, 3, 0);
vc1_mc_4mv_chroma4(v);
} else {
mvbp = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][2];
if (mvbp) {
get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);
}
vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]);
vc1_mc_1mv(v, 0);
}
if (cbp)
GET_MQUANT();
s->current_picture.f.qscale_table[mb_pos] = mquant;
if (!v->ttmbf && cbp)
ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);
for (i = 0; i < 6; i++) {
s->dc_val[0][s->block_index[i]] = 0;
dst_idx += i >> 2;
val = ((cbp >> (5 - i)) & 1);
if (!fieldtx)
off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);
else
off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->linesize));
if (val) {
pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb,
first_block, s->dest[dst_idx] + off,
(i & 4) ? s->uvlinesize : (s->linesize << fieldtx),
(i & 4) && (s->flags & CODEC_FLAG_GRAY), &block_tt);
block_cbp |= pat << (i << 2);
if (!v->ttmbf && ttmb < 8)
ttmb = -1;
first_block = 0;
}
}
}
} else {
s->mb_intra = v->is_intra[s->mb_x] = 0;
for (i = 0; i < 6; i++) {
v->mb_type[0][s->block_index[i]] = 0;
s->dc_val[0][s->block_index[i]] = 0;
}
s->current_picture.f.mb_type[mb_pos] = MB_TYPE_SKIP;
s->current_picture.f.qscale_table[mb_pos] = 0;
v->blk_mv_type[s->block_index[0]] = 0;
v->blk_mv_type[s->block_index[1]] = 0;
v->blk_mv_type[s->block_index[2]] = 0;
v->blk_mv_type[s->block_index[3]] = 0;
vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]);
vc1_mc_1mv(v, 0);
}
if (s->mb_x == s->mb_width - 1)
memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0])*s->mb_stride);
return 0;
} | ['static int vc1_decode_p_mb_intfr(VC1Context *v)\n{\n MpegEncContext *s = &v->s;\n GetBitContext *gb = &s->gb;\n int i;\n int mb_pos = s->mb_x + s->mb_y * s->mb_stride;\n int cbp = 0;\n int mqdiff, mquant;\n int ttmb = v->ttfrm;\n int mb_has_coeffs = 1;\n int dmv_x, dmv_y;\n int val;\n int first_block = 1;\n int dst_idx, off;\n int skipped, fourmv = 0, twomv = 0;\n int block_cbp = 0, pat, block_tt = 0;\n int idx_mbmode = 0, mvbp;\n int stride_y, fieldtx;\n mquant = v->pq;\n if (v->skip_is_raw)\n skipped = get_bits1(gb);\n else\n skipped = v->s.mbskip_table[mb_pos];\n if (!skipped) {\n if (v->fourmvswitch)\n idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_INTFR_4MV_MBMODE_VLC_BITS, 2);\n else\n idx_mbmode = get_vlc2(gb, v->mbmode_vlc->table, VC1_INTFR_NON4MV_MBMODE_VLC_BITS, 2);\n switch (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0]) {\n case MV_PMODE_INTFR_4MV:\n fourmv = 1;\n v->blk_mv_type[s->block_index[0]] = 0;\n v->blk_mv_type[s->block_index[1]] = 0;\n v->blk_mv_type[s->block_index[2]] = 0;\n v->blk_mv_type[s->block_index[3]] = 0;\n break;\n case MV_PMODE_INTFR_4MV_FIELD:\n fourmv = 1;\n v->blk_mv_type[s->block_index[0]] = 1;\n v->blk_mv_type[s->block_index[1]] = 1;\n v->blk_mv_type[s->block_index[2]] = 1;\n v->blk_mv_type[s->block_index[3]] = 1;\n break;\n case MV_PMODE_INTFR_2MV_FIELD:\n twomv = 1;\n v->blk_mv_type[s->block_index[0]] = 1;\n v->blk_mv_type[s->block_index[1]] = 1;\n v->blk_mv_type[s->block_index[2]] = 1;\n v->blk_mv_type[s->block_index[3]] = 1;\n break;\n case MV_PMODE_INTFR_1MV:\n v->blk_mv_type[s->block_index[0]] = 0;\n v->blk_mv_type[s->block_index[1]] = 0;\n v->blk_mv_type[s->block_index[2]] = 0;\n v->blk_mv_type[s->block_index[3]] = 0;\n break;\n }\n if (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_INTRA) {\n s->current_picture.f.motion_val[1][s->block_index[0]][0] = 0;\n s->current_picture.f.motion_val[1][s->block_index[0]][1] = 0;\n s->current_picture.f.mb_type[mb_pos] = MB_TYPE_INTRA;\n s->mb_intra = v->is_intra[s->mb_x] = 1;\n for (i = 0; i < 6; i++)\n v->mb_type[0][s->block_index[i]] = 1;\n fieldtx = v->fieldtx_plane[mb_pos] = get_bits1(gb);\n mb_has_coeffs = get_bits1(gb);\n if (mb_has_coeffs)\n cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);\n v->s.ac_pred = v->acpred_plane[mb_pos] = get_bits1(gb);\n GET_MQUANT();\n s->current_picture.f.qscale_table[mb_pos] = mquant;\n s->y_dc_scale = s->y_dc_scale_table[mquant];\n s->c_dc_scale = s->c_dc_scale_table[mquant];\n dst_idx = 0;\n for (i = 0; i < 6; i++) {\n s->dc_val[0][s->block_index[i]] = 0;\n dst_idx += i >> 2;\n val = ((cbp >> (5 - i)) & 1);\n v->mb_type[0][s->block_index[i]] = s->mb_intra;\n v->a_avail = v->c_avail = 0;\n if (i == 2 || i == 3 || !s->first_slice_line)\n v->a_avail = v->mb_type[0][s->block_index[i] - s->block_wrap[i]];\n if (i == 1 || i == 3 || s->mb_x)\n v->c_avail = v->mb_type[0][s->block_index[i] - 1];\n vc1_decode_intra_block(v, s->block[i], i, val, mquant,\n (i & 4) ? v->codingset2 : v->codingset);\n if ((i>3) && (s->flags & CODEC_FLAG_GRAY)) continue;\n v->vc1dsp.vc1_inv_trans_8x8(s->block[i]);\n if (i < 4) {\n stride_y = s->linesize << fieldtx;\n off = (fieldtx) ? ((i & 1) * 8) + ((i & 2) >> 1) * s->linesize : (i & 1) * 8 + 4 * (i & 2) * s->linesize;\n } else {\n stride_y = s->uvlinesize;\n off = 0;\n }\n s->dsp.put_signed_pixels_clamped(s->block[i], s->dest[dst_idx] + off, stride_y);\n }\n } else {\n mb_has_coeffs = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][3];\n if (mb_has_coeffs)\n cbp = 1 + get_vlc2(&v->s.gb, v->cbpcy_vlc->table, VC1_CBPCY_P_VLC_BITS, 2);\n if (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_2MV_FIELD) {\n v->twomvbp = get_vlc2(gb, v->twomvbp_vlc->table, VC1_2MV_BLOCK_PATTERN_VLC_BITS, 1);\n } else {\n if ((ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_4MV)\n || (ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][0] == MV_PMODE_INTFR_4MV_FIELD)) {\n v->fourmvbp = get_vlc2(gb, v->fourmvbp_vlc->table, VC1_4MV_BLOCK_PATTERN_VLC_BITS, 1);\n }\n }\n s->mb_intra = v->is_intra[s->mb_x] = 0;\n for (i = 0; i < 6; i++)\n v->mb_type[0][s->block_index[i]] = 0;\n fieldtx = v->fieldtx_plane[mb_pos] = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][1];\n dst_idx = 0;\n if (fourmv) {\n mvbp = v->fourmvbp;\n for (i = 0; i < 6; i++) {\n if (i < 4) {\n dmv_x = dmv_y = 0;\n val = ((mvbp >> (3 - i)) & 1);\n if (val) {\n get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);\n }\n vc1_pred_mv_intfr(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]);\n vc1_mc_4mv_luma(v, i, 0);\n } else if (i == 4) {\n vc1_mc_4mv_chroma4(v);\n }\n }\n } else if (twomv) {\n mvbp = v->twomvbp;\n dmv_x = dmv_y = 0;\n if (mvbp & 2) {\n get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);\n }\n vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);\n vc1_mc_4mv_luma(v, 0, 0);\n vc1_mc_4mv_luma(v, 1, 0);\n dmv_x = dmv_y = 0;\n if (mvbp & 1) {\n get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);\n }\n vc1_pred_mv_intfr(v, 2, dmv_x, dmv_y, 2, v->range_x, v->range_y, v->mb_type[0]);\n vc1_mc_4mv_luma(v, 2, 0);\n vc1_mc_4mv_luma(v, 3, 0);\n vc1_mc_4mv_chroma4(v);\n } else {\n mvbp = ff_vc1_mbmode_intfrp[v->fourmvswitch][idx_mbmode][2];\n if (mvbp) {\n get_mvdata_interlaced(v, &dmv_x, &dmv_y, 0);\n }\n vc1_pred_mv_intfr(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]);\n vc1_mc_1mv(v, 0);\n }\n if (cbp)\n GET_MQUANT();\n s->current_picture.f.qscale_table[mb_pos] = mquant;\n if (!v->ttmbf && cbp)\n ttmb = get_vlc2(gb, ff_vc1_ttmb_vlc[v->tt_index].table, VC1_TTMB_VLC_BITS, 2);\n for (i = 0; i < 6; i++) {\n s->dc_val[0][s->block_index[i]] = 0;\n dst_idx += i >> 2;\n val = ((cbp >> (5 - i)) & 1);\n if (!fieldtx)\n off = (i & 4) ? 0 : ((i & 1) * 8 + (i & 2) * 4 * s->linesize);\n else\n off = (i & 4) ? 0 : ((i & 1) * 8 + ((i > 1) * s->linesize));\n if (val) {\n pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb,\n first_block, s->dest[dst_idx] + off,\n (i & 4) ? s->uvlinesize : (s->linesize << fieldtx),\n (i & 4) && (s->flags & CODEC_FLAG_GRAY), &block_tt);\n block_cbp |= pat << (i << 2);\n if (!v->ttmbf && ttmb < 8)\n ttmb = -1;\n first_block = 0;\n }\n }\n }\n } else {\n s->mb_intra = v->is_intra[s->mb_x] = 0;\n for (i = 0; i < 6; i++) {\n v->mb_type[0][s->block_index[i]] = 0;\n s->dc_val[0][s->block_index[i]] = 0;\n }\n s->current_picture.f.mb_type[mb_pos] = MB_TYPE_SKIP;\n s->current_picture.f.qscale_table[mb_pos] = 0;\n v->blk_mv_type[s->block_index[0]] = 0;\n v->blk_mv_type[s->block_index[1]] = 0;\n v->blk_mv_type[s->block_index[2]] = 0;\n v->blk_mv_type[s->block_index[3]] = 0;\n vc1_pred_mv_intfr(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]);\n vc1_mc_1mv(v, 0);\n }\n if (s->mb_x == s->mb_width - 1)\n memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0])*s->mb_stride);\n return 0;\n}'] |
11,812 | 0 | https://github.com/libav/libav/blob/def5dc1260e99cf7f6e99747013307a152bed801/libavcodec/mpegvideo.c/#L155 | const uint8_t *avpriv_mpv_find_start_code(const uint8_t *restrict p,
const uint8_t *end,
uint32_t * restrict state)
{
int i;
assert(p <= end);
if (p >= end)
return end;
for (i = 0; i < 3; i++) {
uint32_t tmp = *state << 8;
*state = tmp + *(p++);
if (tmp == 0x100 || p == end)
return p;
}
while (p < end) {
if (p[-1] > 1 ) p += 3;
else if (p[-2] ) p += 2;
else if (p[-3]|(p[-1]-1)) p++;
else {
p++;
break;
}
}
p = FFMIN(p, end) - 4;
*state = AV_RB32(p);
return p + 4;
} | ['static void mpegvideo_extract_headers(AVCodecParserContext *s,\n AVCodecContext *avctx,\n const uint8_t *buf, int buf_size)\n{\n ParseContext1 *pc = s->priv_data;\n const uint8_t *buf_end = buf + buf_size;\n uint32_t start_code;\n int frame_rate_index, ext_type, bytes_left;\n int frame_rate_ext_n, frame_rate_ext_d;\n int top_field_first, repeat_first_field, progressive_frame;\n int horiz_size_ext, vert_size_ext, bit_rate_ext;\n int did_set_size=0;\n s->repeat_pict = 0;\n while (buf < buf_end) {\n start_code= -1;\n buf= avpriv_mpv_find_start_code(buf, buf_end, &start_code);\n bytes_left = buf_end - buf;\n switch(start_code) {\n case PICTURE_START_CODE:\n if (bytes_left >= 2) {\n s->pict_type = (buf[1] >> 3) & 7;\n }\n break;\n case SEQ_START_CODE:\n if (bytes_left >= 7) {\n pc->width = (buf[0] << 4) | (buf[1] >> 4);\n pc->height = ((buf[1] & 0x0f) << 8) | buf[2];\n if(!avctx->width || !avctx->height || !avctx->coded_width || !avctx->coded_height){\n avcodec_set_dimensions(avctx, pc->width, pc->height);\n did_set_size=1;\n }\n frame_rate_index = buf[3] & 0xf;\n pc->frame_rate.den = avctx->time_base.den = avpriv_frame_rate_tab[frame_rate_index].num;\n pc->frame_rate.num = avctx->time_base.num = avpriv_frame_rate_tab[frame_rate_index].den;\n avctx->bit_rate = ((buf[4]<<10) | (buf[5]<<2) | (buf[6]>>6))*400;\n avctx->codec_id = CODEC_ID_MPEG1VIDEO;\n avctx->sub_id = 1;\n }\n break;\n case EXT_START_CODE:\n if (bytes_left >= 1) {\n ext_type = (buf[0] >> 4);\n switch(ext_type) {\n case 0x1:\n if (bytes_left >= 6) {\n horiz_size_ext = ((buf[1] & 1) << 1) | (buf[2] >> 7);\n vert_size_ext = (buf[2] >> 5) & 3;\n bit_rate_ext = ((buf[2] & 0x1F)<<7) | (buf[3]>>1);\n frame_rate_ext_n = (buf[5] >> 5) & 3;\n frame_rate_ext_d = (buf[5] & 0x1f);\n pc->progressive_sequence = buf[1] & (1 << 3);\n avctx->has_b_frames= !(buf[5] >> 7);\n pc->width |=(horiz_size_ext << 12);\n pc->height |=( vert_size_ext << 12);\n avctx->bit_rate += (bit_rate_ext << 18) * 400;\n if(did_set_size)\n avcodec_set_dimensions(avctx, pc->width, pc->height);\n avctx->time_base.den = pc->frame_rate.den * (frame_rate_ext_n + 1) * 2;\n avctx->time_base.num = pc->frame_rate.num * (frame_rate_ext_d + 1);\n avctx->codec_id = CODEC_ID_MPEG2VIDEO;\n avctx->sub_id = 2;\n }\n break;\n case 0x8:\n if (bytes_left >= 5) {\n top_field_first = buf[3] & (1 << 7);\n repeat_first_field = buf[3] & (1 << 1);\n progressive_frame = buf[4] & (1 << 7);\n s->repeat_pict = 1;\n if (repeat_first_field) {\n if (pc->progressive_sequence) {\n if (top_field_first)\n s->repeat_pict = 5;\n else\n s->repeat_pict = 3;\n } else if (progressive_frame) {\n s->repeat_pict = 2;\n }\n }\n }\n break;\n }\n }\n break;\n case -1:\n goto the_end;\n default:\n if (start_code >= SLICE_MIN_START_CODE &&\n start_code <= SLICE_MAX_START_CODE)\n goto the_end;\n break;\n }\n }\n the_end: ;\n}', 'const uint8_t *avpriv_mpv_find_start_code(const uint8_t *restrict p,\n const uint8_t *end,\n uint32_t * restrict state)\n{\n int i;\n assert(p <= end);\n if (p >= end)\n return end;\n for (i = 0; i < 3; i++) {\n uint32_t tmp = *state << 8;\n *state = tmp + *(p++);\n if (tmp == 0x100 || p == end)\n return p;\n }\n while (p < end) {\n if (p[-1] > 1 ) p += 3;\n else if (p[-2] ) p += 2;\n else if (p[-3]|(p[-1]-1)) p++;\n else {\n p++;\n break;\n }\n }\n p = FFMIN(p, end) - 4;\n *state = AV_RB32(p);\n return p + 4;\n}'] |
11,813 | 0 | https://github.com/openssl/openssl/blob/e02c519cd32a55e6ad39a0cfbeeda775f9115f28/crypto/bn/bn_ctx.c/#L276 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['ECDSA_SIG *ossl_ecdsa_sign_sig(const unsigned char *dgst, int dgst_len,\n const BIGNUM *in_kinv, const BIGNUM *in_r,\n EC_KEY *eckey)\n{\n int ok = 0, i;\n BIGNUM *kinv = NULL, *s, *m = NULL;\n const BIGNUM *order, *ckinv;\n BN_CTX *ctx = NULL;\n const EC_GROUP *group;\n ECDSA_SIG *ret;\n const BIGNUM *priv_key;\n group = EC_KEY_get0_group(eckey);\n priv_key = EC_KEY_get0_private_key(eckey);\n if (group == NULL || priv_key == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_PASSED_NULL_PARAMETER);\n return NULL;\n }\n if (!EC_KEY_can_sign(eckey)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING);\n return NULL;\n }\n ret = ECDSA_SIG_new();\n if (ret == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n ret->r = BN_new();\n ret->s = BN_new();\n if (ret->r == NULL || ret->s == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n s = ret->s;\n if ((ctx = BN_CTX_new()) == NULL\n || (m = BN_new()) == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n order = EC_GROUP_get0_order(group);\n i = BN_num_bits(order);\n if (8 * dgst_len > i)\n dgst_len = (i + 7) / 8;\n if (!BN_bin2bn(dgst, dgst_len, m)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if ((8 * dgst_len > i) && !BN_rshift(m, m, 8 - (i & 0x7))) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n do {\n if (in_kinv == NULL || in_r == NULL) {\n if (!ecdsa_sign_setup(eckey, ctx, &kinv, &ret->r, dgst, dgst_len)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_ECDSA_LIB);\n goto err;\n }\n ckinv = kinv;\n } else {\n ckinv = in_kinv;\n if (BN_copy(ret->r, in_r) == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n }\n if (!bn_to_mont_fixed_top(s, ret->r, group->mont_data, ctx)\n || !bn_mul_mont_fixed_top(s, s, priv_key, group->mont_data, ctx)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (!bn_mod_add_fixed_top(s, s, m, order)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (!bn_to_mont_fixed_top(s, s, group->mont_data, ctx)\n || !BN_mod_mul_montgomery(s, s, ckinv, group->mont_data, ctx)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (BN_is_zero(s)) {\n if (in_kinv != NULL && in_r != NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, EC_R_NEED_NEW_SETUP_VALUES);\n goto err;\n }\n } else {\n break;\n }\n } while (1);\n ok = 1;\n err:\n if (!ok) {\n ECDSA_SIG_free(ret);\n ret = NULL;\n }\n BN_CTX_free(ctx);\n BN_clear_free(m);\n BN_clear_free(kinv);\n return ret;\n}', 'static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in,\n BIGNUM **kinvp, BIGNUM **rp,\n const unsigned char *dgst, int dlen)\n{\n BN_CTX *ctx = NULL;\n BIGNUM *k = NULL, *r = NULL, *X = NULL;\n const BIGNUM *order;\n EC_POINT *tmp_point = NULL;\n const EC_GROUP *group;\n int ret = 0;\n int order_bits;\n if (eckey == NULL || (group = EC_KEY_get0_group(eckey)) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_PASSED_NULL_PARAMETER);\n return 0;\n }\n if (!EC_KEY_can_sign(eckey)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING);\n return 0;\n }\n if ((ctx = ctx_in) == NULL) {\n if ((ctx = BN_CTX_new()) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_MALLOC_FAILURE);\n return 0;\n }\n }\n k = BN_new();\n r = BN_new();\n X = BN_new();\n if (k == NULL || r == NULL || X == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if ((tmp_point = EC_POINT_new(group)) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n order = EC_GROUP_get0_order(group);\n order_bits = BN_num_bits(order);\n if (!BN_set_bit(k, order_bits)\n || !BN_set_bit(r, order_bits)\n || !BN_set_bit(X, order_bits))\n goto err;\n do {\n do {\n if (dgst != NULL) {\n if (!BN_generate_dsa_nonce(k, order,\n EC_KEY_get0_private_key(eckey),\n dgst, dlen, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP,\n EC_R_RANDOM_NUMBER_GENERATION_FAILED);\n goto err;\n }\n } else {\n if (!BN_priv_rand_range(k, order)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP,\n EC_R_RANDOM_NUMBER_GENERATION_FAILED);\n goto err;\n }\n }\n } while (BN_is_zero(k));\n if (!EC_POINT_mul(group, tmp_point, k, NULL, NULL, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n if (!EC_POINT_get_affine_coordinates(group, tmp_point, X, NULL, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n if (!BN_nnmod(r, X, order, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n } while (BN_is_zero(r));\n if (!ec_group_do_inverse_ord(group, k, k, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n BN_clear_free(*rp);\n BN_clear_free(*kinvp);\n *rp = r;\n *kinvp = k;\n ret = 1;\n err:\n if (!ret) {\n BN_clear_free(k);\n BN_clear_free(r);\n }\n if (ctx != ctx_in)\n BN_CTX_free(ctx);\n EC_POINT_free(tmp_point);\n BN_clear_free(X);\n return ret;\n}', 'int bn_mul_mont_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n BN_MONT_CTX *mont, BN_CTX *ctx)\n{\n BIGNUM *tmp;\n int ret = 0;\n int num = mont->N.top;\n#if defined(OPENSSL_BN_ASM_MONT) && defined(MONT_WORD)\n if (num > 1 && a->top == num && b->top == num) {\n if (bn_wexpand(r, num) == NULL)\n return 0;\n if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {\n r->neg = a->neg ^ b->neg;\n r->top = num;\n r->flags |= BN_FLG_FIXED_TOP;\n return 1;\n }\n }\n#endif\n if ((a->top + b->top) > 2 * num)\n return 0;\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n if (tmp == NULL)\n goto err;\n bn_check_top(tmp);\n if (a == b) {\n if (!bn_sqr_fixed_top(tmp, a, ctx))\n goto err;\n } else {\n if (!bn_mul_fixed_top(tmp, a, b, ctx))\n goto err;\n }\n#ifdef MONT_WORD\n if (!bn_from_montgomery_word(r, tmp, mont))\n goto err;\n#else\n if (!BN_from_montgomery(r, tmp, mont, ctx))\n goto err;\n#endif\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_start", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG_EXIT(ctx);\n}', 'int bn_mul_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)\n{\n int ret = 0;\n int top, al, bl;\n BIGNUM *rr;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n int i;\n#endif\n#ifdef BN_RECURSION\n BIGNUM *t = NULL;\n int j = 0, k;\n#endif\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(r);\n al = a->top;\n bl = b->top;\n if ((al == 0) || (bl == 0)) {\n BN_zero(r);\n return 1;\n }\n top = al + bl;\n BN_CTX_start(ctx);\n if ((r == a) || (r == b)) {\n if ((rr = BN_CTX_get(ctx)) == NULL)\n goto err;\n } else\n rr = r;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n i = al - bl;\n#endif\n#ifdef BN_MUL_COMBA\n if (i == 0) {\n# if 0\n if (al == 4) {\n if (bn_wexpand(rr, 8) == NULL)\n goto err;\n rr->top = 8;\n bn_mul_comba4(rr->d, a->d, b->d);\n goto end;\n }\n# endif\n if (al == 8) {\n if (bn_wexpand(rr, 16) == NULL)\n goto err;\n rr->top = 16;\n bn_mul_comba8(rr->d, a->d, b->d);\n goto end;\n }\n }\n#endif\n#ifdef BN_RECURSION\n if ((al >= BN_MULL_SIZE_NORMAL) && (bl >= BN_MULL_SIZE_NORMAL)) {\n if (i >= -1 && i <= 1) {\n if (i >= 0) {\n j = BN_num_bits_word((BN_ULONG)al);\n }\n if (i == -1) {\n j = BN_num_bits_word((BN_ULONG)bl);\n }\n j = 1 << (j - 1);\n assert(j <= al || j <= bl);\n k = j + j;\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (al > j || bl > j) {\n if (bn_wexpand(t, k * 4) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 4) == NULL)\n goto err;\n bn_mul_part_recursive(rr->d, a->d, b->d,\n j, al - j, bl - j, t->d);\n } else {\n if (bn_wexpand(t, k * 2) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 2) == NULL)\n goto err;\n bn_mul_recursive(rr->d, a->d, b->d, j, al - j, bl - j, t->d);\n }\n rr->top = top;\n goto end;\n }\n }\n#endif\n if (bn_wexpand(rr, top) == NULL)\n goto err;\n rr->top = top;\n bn_mul_normal(rr->d, a->d, al, b->d, bl);\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n end:\n#endif\n rr->neg = a->neg ^ b->neg;\n rr->flags |= BN_FLG_FIXED_TOP;\n if (r != rr && BN_copy(r, rr) == NULL)\n goto err;\n ret = 1;\n err:\n bn_check_top(r);\n BN_CTX_end(ctx);\n return ret;\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_end", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG_EXIT(ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,814 | 0 | https://github.com/libav/libav/blob/645e75992d8876a5e0aa056739885d3afd08d431/ffmpeg.c/#L3685 | static void opt_streamid(const char *opt, const char *arg)
{
int idx;
char *p;
char idx_str[16];
strncpy(idx_str, arg, sizeof(idx_str));
idx_str[sizeof(idx_str)-1] = '\0';
p = strchr(idx_str, ':');
if (!p) {
fprintf(stderr,
"Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
arg, opt);
ffmpeg_exit(1);
}
*p++ = '\0';
idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1);
streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
} | ['static void opt_streamid(const char *opt, const char *arg)\n{\n int idx;\n char *p;\n char idx_str[16];\n strncpy(idx_str, arg, sizeof(idx_str));\n idx_str[sizeof(idx_str)-1] = \'\\0\';\n p = strchr(idx_str, \':\');\n if (!p) {\n fprintf(stderr,\n "Invalid value \'%s\' for option \'%s\', required syntax is \'index:value\'\\n",\n arg, opt);\n ffmpeg_exit(1);\n }\n *p++ = \'\\0\';\n idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);\n streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1);\n streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);\n}'] |
11,815 | 0 | https://github.com/openssl/openssl/blob/f006217bb628d05a2d5b866ff252bd94e3477e1f/crypto/bn/bn_lib.c/#L351 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *A, *a = NULL;
const BN_ULONG *B;
int i;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return (NULL);
}
if (BN_get_flags(b,BN_FLG_SECURE))
a = A = OPENSSL_secure_malloc(words * sizeof(*a));
else
a = A = OPENSSL_malloc(words * sizeof(*a));
if (A == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return (NULL);
}
#ifdef PURIFY
memset(a, 0, sizeof(*a) * words);
#endif
#if 1
B = b->d;
if (B != NULL) {
for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {
BN_ULONG a0, a1, a2, a3;
a0 = B[0];
a1 = B[1];
a2 = B[2];
a3 = B[3];
A[0] = a0;
A[1] = a1;
A[2] = a2;
A[3] = a3;
}
switch (b->top & 3) {
case 3:
A[2] = B[2];
case 2:
A[1] = B[1];
case 1:
A[0] = B[0];
case 0:
;
}
}
#else
memset(A, 0, sizeof(*A) * words);
memcpy(A, b->d, sizeof(b->d[0]) * b->top);
#endif
return (a);
} | ['int ec_GF2m_simple_add(const EC_GROUP *group, EC_POINT *r, const EC_POINT *a,\n const EC_POINT *b, BN_CTX *ctx)\n{\n BN_CTX *new_ctx = NULL;\n BIGNUM *x0, *y0, *x1, *y1, *x2, *y2, *s, *t;\n int ret = 0;\n if (EC_POINT_is_at_infinity(group, a)) {\n if (!EC_POINT_copy(r, b))\n return 0;\n return 1;\n }\n if (EC_POINT_is_at_infinity(group, b)) {\n if (!EC_POINT_copy(r, a))\n return 0;\n return 1;\n }\n if (ctx == NULL) {\n ctx = new_ctx = BN_CTX_new();\n if (ctx == NULL)\n return 0;\n }\n BN_CTX_start(ctx);\n x0 = BN_CTX_get(ctx);\n y0 = BN_CTX_get(ctx);\n x1 = BN_CTX_get(ctx);\n y1 = BN_CTX_get(ctx);\n x2 = BN_CTX_get(ctx);\n y2 = BN_CTX_get(ctx);\n s = BN_CTX_get(ctx);\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (a->Z_is_one) {\n if (!BN_copy(x0, a->X))\n goto err;\n if (!BN_copy(y0, a->Y))\n goto err;\n } else {\n if (!EC_POINT_get_affine_coordinates_GF2m(group, a, x0, y0, ctx))\n goto err;\n }\n if (b->Z_is_one) {\n if (!BN_copy(x1, b->X))\n goto err;\n if (!BN_copy(y1, b->Y))\n goto err;\n } else {\n if (!EC_POINT_get_affine_coordinates_GF2m(group, b, x1, y1, ctx))\n goto err;\n }\n if (BN_GF2m_cmp(x0, x1)) {\n if (!BN_GF2m_add(t, x0, x1))\n goto err;\n if (!BN_GF2m_add(s, y0, y1))\n goto err;\n if (!group->meth->field_div(group, s, s, t, ctx))\n goto err;\n if (!group->meth->field_sqr(group, x2, s, ctx))\n goto err;\n if (!BN_GF2m_add(x2, x2, group->a))\n goto err;\n if (!BN_GF2m_add(x2, x2, s))\n goto err;\n if (!BN_GF2m_add(x2, x2, t))\n goto err;\n } else {\n if (BN_GF2m_cmp(y0, y1) || BN_is_zero(x1)) {\n if (!EC_POINT_set_to_infinity(group, r))\n goto err;\n ret = 1;\n goto err;\n }\n if (!group->meth->field_div(group, s, y1, x1, ctx))\n goto err;\n if (!BN_GF2m_add(s, s, x1))\n goto err;\n if (!group->meth->field_sqr(group, x2, s, ctx))\n goto err;\n if (!BN_GF2m_add(x2, x2, s))\n goto err;\n if (!BN_GF2m_add(x2, x2, group->a))\n goto err;\n }\n if (!BN_GF2m_add(y2, x1, x2))\n goto err;\n if (!group->meth->field_mul(group, y2, y2, s, ctx))\n goto err;\n if (!BN_GF2m_add(y2, y2, x2))\n goto err;\n if (!BN_GF2m_add(y2, y2, y1))\n goto err;\n if (!EC_POINT_set_affine_coordinates_GF2m(group, r, x2, y2, ctx))\n goto err;\n ret = 1;\n err:\n BN_CTX_end(ctx);\n BN_CTX_free(new_ctx);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return (1);\n}', 'BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)\n{\n int i;\n BN_ULONG *A;\n const BN_ULONG *B;\n bn_check_top(b);\n if (a == b)\n return (a);\n if (bn_wexpand(a, b->top) == NULL)\n return (NULL);\n#if 1\n A = a->d;\n B = b->d;\n for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {\n BN_ULONG a0, a1, a2, a3;\n a0 = B[0];\n a1 = B[1];\n a2 = B[2];\n a3 = B[3];\n A[0] = a0;\n A[1] = a1;\n A[2] = a2;\n A[3] = a3;\n }\n switch (b->top & 3) {\n case 3:\n A[2] = B[2];\n case 2:\n A[1] = B[1];\n case 1:\n A[0] = B[0];\n case 0:;\n }\n#else\n memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);\n#endif\n a->top = b->top;\n a->neg = b->neg;\n bn_check_top(a);\n return (a);\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *A, *a = NULL;\n const BN_ULONG *B;\n int i;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return (NULL);\n }\n if (BN_get_flags(b,BN_FLG_SECURE))\n a = A = OPENSSL_secure_malloc(words * sizeof(*a));\n else\n a = A = OPENSSL_malloc(words * sizeof(*a));\n if (A == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return (NULL);\n }\n#ifdef PURIFY\n memset(a, 0, sizeof(*a) * words);\n#endif\n#if 1\n B = b->d;\n if (B != NULL) {\n for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {\n BN_ULONG a0, a1, a2, a3;\n a0 = B[0];\n a1 = B[1];\n a2 = B[2];\n a3 = B[3];\n A[0] = a0;\n A[1] = a1;\n A[2] = a2;\n A[3] = a3;\n }\n switch (b->top & 3) {\n case 3:\n A[2] = B[2];\n case 2:\n A[1] = B[1];\n case 1:\n A[0] = B[0];\n case 0:\n ;\n }\n }\n#else\n memset(A, 0, sizeof(*A) * words);\n memcpy(A, b->d, sizeof(b->d[0]) * b->top);\n#endif\n return (a);\n}'] |
11,816 | 0 | https://github.com/apache/httpd/blob/a75766320618c59eb25964095262f3fef4d8bea1/server/util_expr.c/#L781 | static int expr_eval(request_rec *r, ap_parse_node_t *root,
int *was_error, backref_t **reptr,
string_func_t string_func, opt_func_t eval_func)
{
ap_parse_node_t *current = root;
const char *error = NULL;
unsigned int regex = 0;
const char *val;
const char *lval;
const char *rval;
while (current) {
switch (current->token.type) {
case TOKEN_STRING:
val = PARSE_STRING(r, current->token.value);
current->value = !!*val;
break;
case TOKEN_AND:
case TOKEN_OR:
if (!current->left || !current->right) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"Invalid expression in file %s", r->filename);
*was_error = 1;
return 0;
}
if (!current->left->done) {
switch (current->left->token.type) {
case TOKEN_STRING:
lval = PARSE_STRING(r, current->left->token.value);
current->left->value = !!*lval;
DEBUG_DUMP_EVAL(ctx, current->left);
current->left->done = 1;
break;
default:
current = current->left;
continue;
}
}
if (!current->right->done && !regex &&
((current->token.type == TOKEN_AND && !current->left->value) ||
(current->token.type == TOKEN_OR && current->left->value))) {
current->value = current->left->value;
}
else {
if (!current->right->done) {
switch (current->right->token.type) {
case TOKEN_STRING:
rval = PARSE_STRING(r,current->right->token.value);
current->right->value = !!*rval;
DEBUG_DUMP_EVAL(r, current->right);
current->right->done = 1;
break;
default:
current = current->right;
continue;
}
}
if (current->token.type == TOKEN_AND) {
current->value = current->left->value &&
current->right->value;
}
else {
current->value = current->left->value ||
current->right->value;
}
}
break;
case TOKEN_EQ:
case TOKEN_NE:
if (!current->left || !current->right ||
current->left->token.type != TOKEN_STRING ||
(current->right->token.type != TOKEN_STRING &&
current->right->token.type != TOKEN_RE)) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"Invalid expression in file %s", r->filename);
*was_error = 1;
return 0;
}
lval = PARSE_STRING(r, current->left->token.value);
rval = PARSE_STRING(r, current->right->token.value);
if (current->right->token.type == TOKEN_RE) {
current->value = re_check(r, lval, rval, reptr);
--regex;
}
else {
current->value = !strcmp(lval, rval);
}
if (current->token.type == TOKEN_NE) {
current->value = !current->value;
}
break;
case TOKEN_GE:
case TOKEN_GT:
case TOKEN_LE:
case TOKEN_LT:
if (!current->left || !current->right ||
current->left->token.type != TOKEN_STRING ||
current->right->token.type != TOKEN_STRING) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,
"Invalid expression in file %s", r->filename);
*was_error = 1;
return 0;
}
lval = PARSE_STRING(r, current->left->token.value);
rval = PARSE_STRING(r, current->right->token.value);
current->value = strcmp(lval, rval);
switch (current->token.type) {
case TOKEN_GE: current->value = current->value >= 0; break;
case TOKEN_GT: current->value = current->value > 0; break;
case TOKEN_LE: current->value = current->value <= 0; break;
case TOKEN_LT: current->value = current->value < 0; break;
default: current->value = 0; break;
}
break;
case TOKEN_NOT:
case TOKEN_GROUP:
if (current->right) {
if (!current->right->done) {
current = current->right;
continue;
}
current->value = current->right->value;
}
else {
current->value = 1;
}
if (current->token.type == TOKEN_NOT) {
current->value = !current->value;
}
break;
case TOKEN_ACCESS:
if (eval_func) {
*was_error = eval_func(r, current, string_func);
if (*was_error) {
return 0;
}
}
break;
case TOKEN_RE:
if (!error) {
error = "No operator before regex in file %s";
}
case TOKEN_LBRACE:
if (!error) {
error = "Unmatched '(' in file %s";
}
default:
if (!error) {
error = "internal parser error in file %s";
}
ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, error, r->filename);
*was_error = 1;
return 0;
}
DEBUG_DUMP_EVAL(r, current);
current->done = 1;
current = current->parent;
}
return (root ? root->value : 0);
} | ['static int expr_eval(request_rec *r, ap_parse_node_t *root,\n int *was_error, backref_t **reptr,\n string_func_t string_func, opt_func_t eval_func)\n{\n ap_parse_node_t *current = root;\n const char *error = NULL;\n unsigned int regex = 0;\n const char *val;\n const char *lval;\n const char *rval;\n while (current) {\n switch (current->token.type) {\n case TOKEN_STRING:\n val = PARSE_STRING(r, current->token.value);\n current->value = !!*val;\n break;\n case TOKEN_AND:\n case TOKEN_OR:\n if (!current->left || !current->right) {\n ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,\n "Invalid expression in file %s", r->filename);\n *was_error = 1;\n return 0;\n }\n if (!current->left->done) {\n switch (current->left->token.type) {\n case TOKEN_STRING:\n lval = PARSE_STRING(r, current->left->token.value);\n current->left->value = !!*lval;\n DEBUG_DUMP_EVAL(ctx, current->left);\n current->left->done = 1;\n break;\n default:\n current = current->left;\n continue;\n }\n }\n if (!current->right->done && !regex &&\n ((current->token.type == TOKEN_AND && !current->left->value) ||\n (current->token.type == TOKEN_OR && current->left->value))) {\n current->value = current->left->value;\n }\n else {\n if (!current->right->done) {\n switch (current->right->token.type) {\n case TOKEN_STRING:\n rval = PARSE_STRING(r,current->right->token.value);\n current->right->value = !!*rval;\n DEBUG_DUMP_EVAL(r, current->right);\n current->right->done = 1;\n break;\n default:\n current = current->right;\n continue;\n }\n }\n if (current->token.type == TOKEN_AND) {\n current->value = current->left->value &&\n current->right->value;\n }\n else {\n current->value = current->left->value ||\n current->right->value;\n }\n }\n break;\n case TOKEN_EQ:\n case TOKEN_NE:\n if (!current->left || !current->right ||\n current->left->token.type != TOKEN_STRING ||\n (current->right->token.type != TOKEN_STRING &&\n current->right->token.type != TOKEN_RE)) {\n ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,\n "Invalid expression in file %s", r->filename);\n *was_error = 1;\n return 0;\n }\n lval = PARSE_STRING(r, current->left->token.value);\n rval = PARSE_STRING(r, current->right->token.value);\n if (current->right->token.type == TOKEN_RE) {\n current->value = re_check(r, lval, rval, reptr);\n --regex;\n }\n else {\n current->value = !strcmp(lval, rval);\n }\n if (current->token.type == TOKEN_NE) {\n current->value = !current->value;\n }\n break;\n case TOKEN_GE:\n case TOKEN_GT:\n case TOKEN_LE:\n case TOKEN_LT:\n if (!current->left || !current->right ||\n current->left->token.type != TOKEN_STRING ||\n current->right->token.type != TOKEN_STRING) {\n ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r,\n "Invalid expression in file %s", r->filename);\n *was_error = 1;\n return 0;\n }\n lval = PARSE_STRING(r, current->left->token.value);\n rval = PARSE_STRING(r, current->right->token.value);\n current->value = strcmp(lval, rval);\n switch (current->token.type) {\n case TOKEN_GE: current->value = current->value >= 0; break;\n case TOKEN_GT: current->value = current->value > 0; break;\n case TOKEN_LE: current->value = current->value <= 0; break;\n case TOKEN_LT: current->value = current->value < 0; break;\n default: current->value = 0; break;\n }\n break;\n case TOKEN_NOT:\n case TOKEN_GROUP:\n if (current->right) {\n if (!current->right->done) {\n current = current->right;\n continue;\n }\n current->value = current->right->value;\n }\n else {\n current->value = 1;\n }\n if (current->token.type == TOKEN_NOT) {\n current->value = !current->value;\n }\n break;\n case TOKEN_ACCESS:\n if (eval_func) {\n *was_error = eval_func(r, current, string_func);\n if (*was_error) {\n return 0;\n }\n }\n break;\n case TOKEN_RE:\n if (!error) {\n error = "No operator before regex in file %s";\n }\n case TOKEN_LBRACE:\n if (!error) {\n error = "Unmatched \'(\' in file %s";\n }\n default:\n if (!error) {\n error = "internal parser error in file %s";\n }\n ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, error, r->filename);\n *was_error = 1;\n return 0;\n }\n DEBUG_DUMP_EVAL(r, current);\n current->done = 1;\n current = current->parent;\n }\n return (root ? root->value : 0);\n}'] |
11,817 | 0 | https://gitlab.com/libtiff/libtiff/blob/01bac25a5a9fa0bc41b90a83eca3026e351d818d/libtiff/tif_read.c/#L1047 | static int
TIFFStartTile(TIFF* tif, uint32 tile)
{
static const char module[] = "TIFFStartTile";
TIFFDirectory *td = &tif->tif_dir;
uint32 howmany32;
if (!_TIFFFillStriles( tif ) || !tif->tif_dir.td_stripbytecount)
return 0;
if ((tif->tif_flags & TIFF_CODERSETUP) == 0) {
if (!(*tif->tif_setupdecode)(tif))
return (0);
tif->tif_flags |= TIFF_CODERSETUP;
}
tif->tif_curtile = tile;
howmany32=TIFFhowmany_32(td->td_imagewidth, td->td_tilewidth);
if (howmany32 == 0) {
TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");
return 0;
}
tif->tif_row = (tile % howmany32) * td->td_tilelength;
howmany32=TIFFhowmany_32(td->td_imagelength, td->td_tilelength);
if (howmany32 == 0) {
TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");
return 0;
}
tif->tif_col = (tile % howmany32) * td->td_tilewidth;
tif->tif_flags &= ~TIFF_BUF4WRITE;
if (tif->tif_flags&TIFF_NOREADRAW)
{
tif->tif_rawcp = NULL;
tif->tif_rawcc = 0;
}
else
{
tif->tif_rawcp = tif->tif_rawdata;
tif->tif_rawcc = (tmsize_t)td->td_stripbytecount[tile];
}
return ((*tif->tif_predecode)(tif,
(uint16)(tile/td->td_stripsperimage)));
} | ['static int readSeparateTilesIntoBuffer (TIFF* in, uint8 *obuf,\n\t\t\t\t\t uint32 imagelength, uint32 imagewidth,\n uint32 tw, uint32 tl,\n uint16 spp, uint16 bps)\n {\n int i, status = 1, sample;\n int shift_width, bytes_per_pixel;\n uint16 bytes_per_sample;\n uint32 row, col;\n uint32 nrow, ncol;\n uint32 row_offset, col_offset;\n tsize_t tbytes = 0, tilesize = TIFFTileSize(in);\n tsample_t s;\n uint8* bufp = (uint8*)obuf;\n unsigned char *srcbuffs[MAX_SAMPLES];\n unsigned char *tbuff = NULL;\n bytes_per_sample = (bps + 7) / 8;\n for (sample = 0; (sample < spp) && (sample < MAX_SAMPLES); sample++)\n {\n srcbuffs[sample] = NULL;\n tbuff = (unsigned char *)_TIFFmalloc(tilesize + 8);\n if (!tbuff)\n {\n TIFFError ("readSeparateTilesIntoBuffer",\n "Unable to allocate tile read buffer for sample %d", sample);\n for (i = 0; i < sample; i++)\n _TIFFfree (srcbuffs[i]);\n return 0;\n }\n srcbuffs[sample] = tbuff;\n }\n for (row = 0; row < imagelength; row += tl)\n {\n nrow = (row + tl > imagelength) ? imagelength - row : tl;\n for (col = 0; col < imagewidth; col += tw)\n {\n for (s = 0; s < spp && s < MAX_SAMPLES; s++)\n {\n\ttbytes = TIFFReadTile(in, srcbuffs[s], col, row, 0, s);\n if (tbytes < 0 && !ignore)\n {\n\t TIFFError(TIFFFileName(in),\n "Error, can\'t read tile for row %lu col %lu, "\n\t\t "sample %lu",\n\t\t (unsigned long) col, (unsigned long) row,\n\t\t (unsigned long) s);\n\t\t status = 0;\n for (sample = 0; (sample < spp) && (sample < MAX_SAMPLES); sample++)\n {\n tbuff = srcbuffs[sample];\n if (tbuff != NULL)\n _TIFFfree(tbuff);\n }\n return status;\n\t }\n\t}\n if (col + tw > imagewidth)\n ncol = imagewidth - col;\n else\n ncol = tw;\n row_offset = row * (((imagewidth * spp * bps) + 7) / 8);\n col_offset = ((col * spp * bps) + 7) / 8;\n bufp = obuf + row_offset + col_offset;\n if ((bps % 8) == 0)\n {\n if (combineSeparateTileSamplesBytes(srcbuffs, bufp, ncol, nrow, imagewidth,\n\t\t\t\t\t tw, spp, bps, NULL, 0, 0))\n\t {\n status = 0;\n break;\n \t }\n\t}\n else\n {\n bytes_per_pixel = ((bps * spp) + 7) / 8;\n if (bytes_per_pixel < (bytes_per_sample + 1))\n shift_width = bytes_per_pixel;\n else\n shift_width = bytes_per_sample + 1;\n switch (shift_width)\n {\n case 1: if (combineSeparateTileSamples8bits (srcbuffs, bufp, ncol, nrow,\n imagewidth, tw, spp, bps,\n\t\t\t\t\t\t NULL, 0, 0))\n\t {\n status = 0;\n break;\n \t }\n\t break;\n case 2: if (combineSeparateTileSamples16bits (srcbuffs, bufp, ncol, nrow,\n imagewidth, tw, spp, bps,\n\t\t\t\t\t\t NULL, 0, 0))\n\t {\n status = 0;\n break;\n\t\t }\n\t break;\n case 3: if (combineSeparateTileSamples24bits (srcbuffs, bufp, ncol, nrow,\n imagewidth, tw, spp, bps,\n\t\t\t\t\t\t NULL, 0, 0))\n\t {\n status = 0;\n break;\n \t }\n break;\n case 4:\n case 5:\n case 6:\n case 7:\n case 8: if (combineSeparateTileSamples32bits (srcbuffs, bufp, ncol, nrow,\n imagewidth, tw, spp, bps,\n\t\t\t\t\t\t NULL, 0, 0))\n\t {\n status = 0;\n break;\n\t\t }\n\t break;\n default: TIFFError ("readSeparateTilesIntoBuffer", "Unsupported bit depth: %d", bps);\n status = 0;\n break;\n }\n }\n }\n }\n for (sample = 0; (sample < spp) && (sample < MAX_SAMPLES); sample++)\n {\n tbuff = srcbuffs[sample];\n if (tbuff != NULL)\n _TIFFfree(tbuff);\n }\n return status;\n }', 'tmsize_t\nTIFFTileSize(TIFF* tif)\n{\n\tstatic const char module[] = "TIFFTileSize";\n\tuint64 m;\n\ttmsize_t n;\n\tm=TIFFTileSize64(tif);\n\tn=(tmsize_t)m;\n\tif ((uint64)n!=m)\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"Integer overflow");\n\t\tn=0;\n\t}\n\treturn(n);\n}', 'uint64\nTIFFTileSize64(TIFF* tif)\n{\n\treturn (TIFFVTileSize64(tif, tif->tif_dir.td_tilelength));\n}', 'uint64\nTIFFVTileSize64(TIFF* tif, uint32 nrows)\n{\n\tstatic const char module[] = "TIFFVTileSize64";\n\tTIFFDirectory *td = &tif->tif_dir;\n\tif (td->td_tilelength == 0 || td->td_tilewidth == 0 ||\n\t td->td_tiledepth == 0)\n\t\treturn (0);\n\tif ((td->td_planarconfig==PLANARCONFIG_CONTIG)&&\n\t (td->td_photometric==PHOTOMETRIC_YCBCR)&&\n\t (td->td_samplesperpixel==3)&&\n\t (!isUpSampled(tif)))\n\t{\n\t\tuint16 ycbcrsubsampling[2];\n\t\tuint16 samplingblock_samples;\n\t\tuint32 samplingblocks_hor;\n\t\tuint32 samplingblocks_ver;\n\t\tuint64 samplingrow_samples;\n\t\tuint64 samplingrow_size;\n\t\tTIFFGetFieldDefaulted(tif,TIFFTAG_YCBCRSUBSAMPLING,ycbcrsubsampling+0,\n\t\t ycbcrsubsampling+1);\n\t\tif ((ycbcrsubsampling[0] != 1 && ycbcrsubsampling[0] != 2 && ycbcrsubsampling[0] != 4)\n\t\t ||(ycbcrsubsampling[1] != 1 && ycbcrsubsampling[1] != 2 && ycbcrsubsampling[1] != 4))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,\n\t\t\t\t "Invalid YCbCr subsampling (%dx%d)",\n\t\t\t\t ycbcrsubsampling[0],\n\t\t\t\t ycbcrsubsampling[1] );\n\t\t\treturn 0;\n\t\t}\n\t\tsamplingblock_samples=ycbcrsubsampling[0]*ycbcrsubsampling[1]+2;\n\t\tsamplingblocks_hor=TIFFhowmany_32(td->td_tilewidth,ycbcrsubsampling[0]);\n\t\tsamplingblocks_ver=TIFFhowmany_32(nrows,ycbcrsubsampling[1]);\n\t\tsamplingrow_samples=_TIFFMultiply64(tif,samplingblocks_hor,samplingblock_samples,module);\n\t\tsamplingrow_size=TIFFhowmany8_64(_TIFFMultiply64(tif,samplingrow_samples,td->td_bitspersample,module));\n\t\treturn(_TIFFMultiply64(tif,samplingrow_size,samplingblocks_ver,module));\n\t}\n\telse\n\t\treturn(_TIFFMultiply64(tif,nrows,TIFFTileRowSize64(tif),module));\n}', 'tmsize_t\nTIFFReadTile(TIFF* tif, void* buf, uint32 x, uint32 y, uint32 z, uint16 s)\n{\n\tif (!TIFFCheckRead(tif, 1) || !TIFFCheckTile(tif, x, y, z, s))\n\t\treturn ((tmsize_t)(-1));\n\treturn (TIFFReadEncodedTile(tif,\n\t TIFFComputeTile(tif, x, y, z, s), buf, (tmsize_t)(-1)));\n}', 'tmsize_t\nTIFFReadEncodedTile(TIFF* tif, uint32 tile, void* buf, tmsize_t size)\n{\n\tstatic const char module[] = "TIFFReadEncodedTile";\n\tTIFFDirectory *td = &tif->tif_dir;\n\ttmsize_t tilesize = tif->tif_tilesize;\n\tif (!TIFFCheckRead(tif, 1))\n\t\treturn ((tmsize_t)(-1));\n\tif (tile >= td->td_nstrips) {\n\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t "%lu: Tile out of range, max %lu",\n\t\t (unsigned long) tile, (unsigned long) td->td_nstrips);\n\t\treturn ((tmsize_t)(-1));\n\t}\n if( td->td_compression == COMPRESSION_NONE &&\n size!=(tmsize_t)(-1) && size >= tilesize &&\n !isMapped(tif) &&\n ((tif->tif_flags&TIFF_NOREADRAW)==0) )\n {\n if (TIFFReadRawTile1(tif, tile, buf, tilesize, module) != tilesize)\n return ((tmsize_t)(-1));\n if (!isFillOrder(tif, td->td_fillorder) &&\n (tif->tif_flags & TIFF_NOBITREV) == 0)\n TIFFReverseBits(buf,tilesize);\n (*tif->tif_postdecode)(tif,buf,tilesize);\n return (tilesize);\n }\n\tif (size == (tmsize_t)(-1))\n\t\tsize = tilesize;\n\telse if (size > tilesize)\n\t\tsize = tilesize;\n\tif (TIFFFillTile(tif, tile) && (*tif->tif_decodetile)(tif,\n\t (uint8*) buf, size, (uint16)(tile/td->td_stripsperimage))) {\n\t\t(*tif->tif_postdecode)(tif, (uint8*) buf, size);\n\t\treturn (size);\n\t} else\n\t\treturn ((tmsize_t)(-1));\n}', 'int\nTIFFFillTile(TIFF* tif, uint32 tile)\n{\n\tstatic const char module[] = "TIFFFillTile";\n\tTIFFDirectory *td = &tif->tif_dir;\n if (!_TIFFFillStriles( tif ) || !tif->tif_dir.td_stripbytecount)\n return 0;\n\tif ((tif->tif_flags&TIFF_NOREADRAW)==0)\n\t{\n\t\tuint64 bytecount = td->td_stripbytecount[tile];\n\t\tif ((int64)bytecount <= 0) {\n#if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__))\n\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t"%I64u: Invalid tile byte count, tile %lu",\n\t\t\t\t (unsigned __int64) bytecount,\n\t\t\t\t (unsigned long) tile);\n#else\n\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t"%llu: Invalid tile byte count, tile %lu",\n\t\t\t\t (unsigned long long) bytecount,\n\t\t\t\t (unsigned long) tile);\n#endif\n\t\t\treturn (0);\n\t\t}\n\t\tif (isMapped(tif) &&\n\t\t (isFillOrder(tif, td->td_fillorder)\n\t\t || (tif->tif_flags & TIFF_NOBITREV))) {\n\t\t\tif ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata) {\n\t\t\t\t_TIFFfree(tif->tif_rawdata);\n\t\t\t\ttif->tif_rawdata = NULL;\n\t\t\t\ttif->tif_rawdatasize = 0;\n\t\t\t}\n\t\t\ttif->tif_flags &= ~TIFF_MYBUFFER;\n\t\t\tif (bytecount > (uint64)tif->tif_size ||\n\t\t\t td->td_stripoffset[tile] > (uint64)tif->tif_size - bytecount) {\n\t\t\t\ttif->tif_curtile = NOTILE;\n\t\t\t\treturn (0);\n\t\t\t}\n\t\t\ttif->tif_rawdatasize = (tmsize_t)bytecount;\n\t\t\ttif->tif_rawdata =\n\t\t\t\ttif->tif_base + (tmsize_t)td->td_stripoffset[tile];\n tif->tif_rawdataoff = 0;\n tif->tif_rawdataloaded = (tmsize_t) bytecount;\n\t\t\ttif->tif_flags |= TIFF_BUFFERMMAP;\n\t\t} else {\n\t\t\ttmsize_t bytecountm;\n\t\t\tbytecountm=(tmsize_t)bytecount;\n\t\t\tif ((uint64)bytecountm!=bytecount)\n\t\t\t{\n\t\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Integer overflow");\n\t\t\t\treturn(0);\n\t\t\t}\n\t\t\tif (bytecountm > tif->tif_rawdatasize) {\n\t\t\t\ttif->tif_curtile = NOTILE;\n\t\t\t\tif ((tif->tif_flags & TIFF_MYBUFFER) == 0) {\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Data buffer too small to hold tile %lu",\n\t\t\t\t\t (unsigned long) tile);\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tif (!TIFFReadBufferSetup(tif, 0, bytecountm))\n\t\t\t\t\treturn (0);\n\t\t\t}\n\t\t\tif (tif->tif_flags&TIFF_BUFFERMMAP) {\n\t\t\t\ttif->tif_curtile = NOTILE;\n\t\t\t\tif (!TIFFReadBufferSetup(tif, 0, bytecountm))\n\t\t\t\t\treturn (0);\n\t\t\t}\n\t\t\tif (TIFFReadRawTile1(tif, tile, tif->tif_rawdata,\n\t\t\t bytecountm, module) != bytecountm)\n\t\t\t\treturn (0);\n tif->tif_rawdataoff = 0;\n tif->tif_rawdataloaded = bytecountm;\n\t\t\tif (!isFillOrder(tif, td->td_fillorder) &&\n\t\t\t (tif->tif_flags & TIFF_NOBITREV) == 0)\n\t\t\t\tTIFFReverseBits(tif->tif_rawdata,\n tif->tif_rawdataloaded);\n\t\t}\n\t}\n\treturn (TIFFStartTile(tif, tile));\n}', 'static int\nTIFFStartTile(TIFF* tif, uint32 tile)\n{\n static const char module[] = "TIFFStartTile";\n\tTIFFDirectory *td = &tif->tif_dir;\n uint32 howmany32;\n if (!_TIFFFillStriles( tif ) || !tif->tif_dir.td_stripbytecount)\n return 0;\n\tif ((tif->tif_flags & TIFF_CODERSETUP) == 0) {\n\t\tif (!(*tif->tif_setupdecode)(tif))\n\t\t\treturn (0);\n\t\ttif->tif_flags |= TIFF_CODERSETUP;\n\t}\n\ttif->tif_curtile = tile;\n howmany32=TIFFhowmany_32(td->td_imagewidth, td->td_tilewidth);\n if (howmany32 == 0) {\n TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");\n return 0;\n }\n\ttif->tif_row = (tile % howmany32) * td->td_tilelength;\n howmany32=TIFFhowmany_32(td->td_imagelength, td->td_tilelength);\n if (howmany32 == 0) {\n TIFFErrorExt(tif->tif_clientdata,module,"Zero tiles");\n return 0;\n }\n\ttif->tif_col = (tile % howmany32) * td->td_tilewidth;\n tif->tif_flags &= ~TIFF_BUF4WRITE;\n\tif (tif->tif_flags&TIFF_NOREADRAW)\n\t{\n\t\ttif->tif_rawcp = NULL;\n\t\ttif->tif_rawcc = 0;\n\t}\n\telse\n\t{\n\t\ttif->tif_rawcp = tif->tif_rawdata;\n\t\ttif->tif_rawcc = (tmsize_t)td->td_stripbytecount[tile];\n\t}\n\treturn ((*tif->tif_predecode)(tif,\n\t\t\t(uint16)(tile/td->td_stripsperimage)));\n}'] |
11,818 | 0 | https://github.com/libav/libav/blob/bf2cba453244a74331238a472fe0e309f116f4d9/ffmpeg.c/#L2852 | static int opt_metadata(const char *opt, const char *arg)
{
char *mid= strchr(arg, '=');
if(!mid){
fprintf(stderr, "Missing =\n");
ffmpeg_exit(1);
}
*mid++= 0;
av_dict_set(&metadata, arg, mid, 0);
return 0;
} | ['static int opt_metadata(const char *opt, const char *arg)\n{\n char *mid= strchr(arg, \'=\');\n if(!mid){\n fprintf(stderr, "Missing =\\n");\n ffmpeg_exit(1);\n }\n *mid++= 0;\n av_dict_set(&metadata, arg, mid, 0);\n return 0;\n}'] |
11,819 | 1 | https://github.com/openssl/openssl/blob/b8c32081e02b7008a90d878eccce46da256dfe86/crypto/bn/bn_shift.c/#L112 | int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
{
int i, nw, lb, rb;
BN_ULONG *t, *f;
BN_ULONG l;
bn_check_top(r);
bn_check_top(a);
if (n < 0) {
BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT);
return 0;
}
nw = n / BN_BITS2;
if (bn_wexpand(r, a->top + nw + 1) == NULL)
return 0;
r->neg = a->neg;
lb = n % BN_BITS2;
rb = BN_BITS2 - lb;
f = a->d;
t = r->d;
t[a->top + nw] = 0;
if (lb == 0)
for (i = a->top - 1; i >= 0; i--)
t[nw + i] = f[i];
else
for (i = a->top - 1; i >= 0; i--) {
l = f[i];
t[nw + i + 1] |= (l >> rb) & BN_MASK2;
t[nw + i] = (l << lb) & BN_MASK2;
}
memset(t, 0, sizeof(*t) * nw);
r->top = a->top + nw + 1;
bn_correct_top(r);
bn_check_top(r);
return 1;
} | ['int DH_check(const DH *dh, int *ret)\n{\n int ok = 0, r;\n BN_CTX *ctx = NULL;\n BN_ULONG l;\n BIGNUM *t1 = NULL, *t2 = NULL;\n *ret = 0;\n ctx = BN_CTX_new();\n if (ctx == NULL)\n goto err;\n BN_CTX_start(ctx);\n t1 = BN_CTX_get(ctx);\n t2 = BN_CTX_get(ctx);\n if (t2 == NULL)\n goto err;\n if (dh->q) {\n if (BN_cmp(dh->g, BN_value_one()) <= 0)\n *ret |= DH_NOT_SUITABLE_GENERATOR;\n else if (BN_cmp(dh->g, dh->p) >= 0)\n *ret |= DH_NOT_SUITABLE_GENERATOR;\n else {\n if (!BN_mod_exp(t1, dh->g, dh->q, dh->p, ctx))\n goto err;\n if (!BN_is_one(t1))\n *ret |= DH_NOT_SUITABLE_GENERATOR;\n }\n r = BN_is_prime_ex(dh->q, BN_prime_checks, ctx, NULL);\n if (r < 0)\n goto err;\n if (!r)\n *ret |= DH_CHECK_Q_NOT_PRIME;\n if (!BN_div(t1, t2, dh->p, dh->q, ctx))\n goto err;\n if (!BN_is_one(t2))\n *ret |= DH_CHECK_INVALID_Q_VALUE;\n if (dh->j && BN_cmp(dh->j, t1))\n *ret |= DH_CHECK_INVALID_J_VALUE;\n } else if (BN_is_word(dh->g, DH_GENERATOR_2)) {\n l = BN_mod_word(dh->p, 24);\n if (l == (BN_ULONG)-1)\n goto err;\n if (l != 11)\n *ret |= DH_NOT_SUITABLE_GENERATOR;\n } else if (BN_is_word(dh->g, DH_GENERATOR_5)) {\n l = BN_mod_word(dh->p, 10);\n if (l == (BN_ULONG)-1)\n goto err;\n if ((l != 3) && (l != 7))\n *ret |= DH_NOT_SUITABLE_GENERATOR;\n } else\n *ret |= DH_UNABLE_TO_CHECK_GENERATOR;\n r = BN_is_prime_ex(dh->p, BN_prime_checks, ctx, NULL);\n if (r < 0)\n goto err;\n if (!r)\n *ret |= DH_CHECK_P_NOT_PRIME;\n else if (!dh->q) {\n if (!BN_rshift1(t1, dh->p))\n goto err;\n r = BN_is_prime_ex(t1, BN_prime_checks, ctx, NULL);\n if (r < 0)\n goto err;\n if (!r)\n *ret |= DH_CHECK_P_NOT_SAFE_PRIME;\n }\n ok = 1;\n err:\n if (ctx != NULL) {\n BN_CTX_end(ctx);\n BN_CTX_free(ctx);\n }\n return ok;\n}', 'int BN_is_prime_ex(const BIGNUM *a, int checks, BN_CTX *ctx_passed,\n BN_GENCB *cb)\n{\n return BN_is_prime_fasttest_ex(a, checks, ctx_passed, 0, cb);\n}', 'int BN_is_prime_fasttest_ex(const BIGNUM *a, int checks, BN_CTX *ctx_passed,\n int do_trial_division, BN_GENCB *cb)\n{\n int i, j, ret = -1;\n int k;\n BN_CTX *ctx = NULL;\n BIGNUM *A1, *A1_odd, *check;\n BN_MONT_CTX *mont = NULL;\n if (BN_cmp(a, BN_value_one()) <= 0)\n return 0;\n if (checks == BN_prime_checks)\n checks = BN_prime_checks_for_size(BN_num_bits(a));\n if (!BN_is_odd(a))\n return BN_is_word(a, 2);\n if (do_trial_division) {\n for (i = 1; i < NUMPRIMES; i++) {\n BN_ULONG mod = BN_mod_word(a, primes[i]);\n if (mod == (BN_ULONG)-1)\n goto err;\n if (mod == 0)\n return BN_is_word(a, primes[i]);\n }\n if (!BN_GENCB_call(cb, 1, -1))\n goto err;\n }\n if (ctx_passed != NULL)\n ctx = ctx_passed;\n else if ((ctx = BN_CTX_new()) == NULL)\n goto err;\n BN_CTX_start(ctx);\n A1 = BN_CTX_get(ctx);\n A1_odd = BN_CTX_get(ctx);\n check = BN_CTX_get(ctx);\n if (check == NULL)\n goto err;\n if (!BN_copy(A1, a))\n goto err;\n if (!BN_sub_word(A1, 1))\n goto err;\n if (BN_is_zero(A1)) {\n ret = 0;\n goto err;\n }\n k = 1;\n while (!BN_is_bit_set(A1, k))\n k++;\n if (!BN_rshift(A1_odd, A1, k))\n goto err;\n mont = BN_MONT_CTX_new();\n if (mont == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, a, ctx))\n goto err;\n for (i = 0; i < checks; i++) {\n if (!BN_priv_rand_range(check, A1))\n goto err;\n if (!BN_add_word(check, 1))\n goto err;\n j = witness(check, a, A1, A1_odd, k, ctx, mont);\n if (j == -1)\n goto err;\n if (j) {\n ret = 0;\n goto err;\n }\n if (!BN_GENCB_call(cb, 1, i))\n goto err;\n }\n ret = 1;\n err:\n if (ctx != NULL) {\n BN_CTX_end(ctx);\n if (ctx_passed == NULL)\n BN_CTX_free(ctx);\n }\n BN_MONT_CTX_free(mont);\n return ret;\n}', 'int BN_cmp(const BIGNUM *a, const BIGNUM *b)\n{\n int i;\n int gt, lt;\n BN_ULONG t1, t2;\n if ((a == NULL) || (b == NULL)) {\n if (a != NULL)\n return -1;\n else if (b != NULL)\n return 1;\n else\n return 0;\n }\n bn_check_top(a);\n bn_check_top(b);\n if (a->neg != b->neg) {\n if (a->neg)\n return -1;\n else\n return 1;\n }\n if (a->neg == 0) {\n gt = 1;\n lt = -1;\n } else {\n gt = -1;\n lt = 1;\n }\n if (a->top > b->top)\n return gt;\n if (a->top < b->top)\n return lt;\n for (i = a->top - 1; i >= 0; i--) {\n t1 = a->d[i];\n t2 = b->d[i];\n if (t1 > t2)\n return gt;\n if (t1 < t2)\n return lt;\n }\n return 0;\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return 0;\n }\n if (dv != NULL)\n BN_zero(dv);\n return 1;\n }\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n resp++;\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n resp--;\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'int BN_num_bits(const BIGNUM *a)\n{\n int i = a->top - 1;\n bn_check_top(a);\n if (BN_is_zero(a))\n return 0;\n return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));\n}', 'int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)\n{\n int i, nw, lb, rb;\n BN_ULONG *t, *f;\n BN_ULONG l;\n bn_check_top(r);\n bn_check_top(a);\n if (n < 0) {\n BNerr(BN_F_BN_LSHIFT, BN_R_INVALID_SHIFT);\n return 0;\n }\n nw = n / BN_BITS2;\n if (bn_wexpand(r, a->top + nw + 1) == NULL)\n return 0;\n r->neg = a->neg;\n lb = n % BN_BITS2;\n rb = BN_BITS2 - lb;\n f = a->d;\n t = r->d;\n t[a->top + nw] = 0;\n if (lb == 0)\n for (i = a->top - 1; i >= 0; i--)\n t[nw + i] = f[i];\n else\n for (i = a->top - 1; i >= 0; i--) {\n l = f[i];\n t[nw + i + 1] |= (l >> rb) & BN_MASK2;\n t[nw + i] = (l << lb) & BN_MASK2;\n }\n memset(t, 0, sizeof(*t) * nw);\n r->top = a->top + nw + 1;\n bn_correct_top(r);\n bn_check_top(r);\n return 1;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}'] |
11,820 | 0 | https://github.com/openssl/openssl/blob/8b0d4242404f9e5da26e7594fa0864b2df4601af/crypto/bn/bn_lib.c/#L333 | BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
{
bn_check_top(b);
if (a == b)
return a;
if (bn_wexpand(a, b->top) == NULL)
return NULL;
if (b->top > 0)
memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
a->top = b->top;
a->neg = b->neg;
bn_check_top(a);
return a;
} | ['static int rsa_ossl_private_decrypt(int flen, const unsigned char *from,\n unsigned char *to, RSA *rsa, int padding)\n{\n BIGNUM *f, *ret;\n int j, num = 0, r = -1;\n unsigned char *p;\n unsigned char *buf = NULL;\n BN_CTX *ctx = NULL;\n int local_blinding = 0;\n BIGNUM *unblind = NULL;\n BN_BLINDING *blinding = NULL;\n if ((ctx = BN_CTX_new()) == NULL)\n goto err;\n BN_CTX_start(ctx);\n f = BN_CTX_get(ctx);\n ret = BN_CTX_get(ctx);\n num = BN_num_bytes(rsa->n);\n buf = OPENSSL_malloc(num);\n if (f == NULL || ret == NULL || buf == NULL) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if (flen > num) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT,\n RSA_R_DATA_GREATER_THAN_MOD_LEN);\n goto err;\n }\n if (BN_bin2bn(from, (int)flen, f) == NULL)\n goto err;\n if (BN_ucmp(f, rsa->n) >= 0) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT,\n RSA_R_DATA_TOO_LARGE_FOR_MODULUS);\n goto err;\n }\n if (!(rsa->flags & RSA_FLAG_NO_BLINDING)) {\n blinding = rsa_get_blinding(rsa, &local_blinding, ctx);\n if (blinding == NULL) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, ERR_R_INTERNAL_ERROR);\n goto err;\n }\n }\n if (blinding != NULL) {\n if (!local_blinding && ((unblind = BN_CTX_get(ctx)) == NULL)) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if (!rsa_blinding_convert(blinding, f, unblind, ctx))\n goto err;\n }\n if ((rsa->flags & RSA_FLAG_EXT_PKEY) ||\n ((rsa->p != NULL) &&\n (rsa->q != NULL) &&\n (rsa->dmp1 != NULL) && (rsa->dmq1 != NULL) && (rsa->iqmp != NULL))) {\n if (!rsa->meth->rsa_mod_exp(ret, f, rsa, ctx))\n goto err;\n } else {\n BIGNUM *d = BN_new();\n if (d == NULL) {\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n BN_with_flags(d, rsa->d, BN_FLG_CONSTTIME);\n if (rsa->flags & RSA_FLAG_CACHE_PUBLIC)\n if (!BN_MONT_CTX_set_locked\n (&rsa->_method_mod_n, rsa->lock, rsa->n, ctx)) {\n BN_free(d);\n goto err;\n }\n if (!rsa->meth->bn_mod_exp(ret, f, d, rsa->n, ctx,\n rsa->_method_mod_n)) {\n BN_free(d);\n goto err;\n }\n BN_free(d);\n }\n if (blinding)\n if (!rsa_blinding_invert(blinding, ret, unblind, ctx))\n goto err;\n p = buf;\n j = BN_bn2bin(ret, p);\n switch (padding) {\n case RSA_PKCS1_PADDING:\n r = RSA_padding_check_PKCS1_type_2(to, num, buf, j, num);\n break;\n case RSA_PKCS1_OAEP_PADDING:\n r = RSA_padding_check_PKCS1_OAEP(to, num, buf, j, num, NULL, 0);\n break;\n case RSA_SSLV23_PADDING:\n r = RSA_padding_check_SSLv23(to, num, buf, j, num);\n break;\n case RSA_NO_PADDING:\n r = RSA_padding_check_none(to, num, buf, j, num);\n break;\n default:\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, RSA_R_UNKNOWN_PADDING_TYPE);\n goto err;\n }\n if (r < 0)\n RSAerr(RSA_F_RSA_OSSL_PRIVATE_DECRYPT, RSA_R_PADDING_CHECK_FAILED);\n err:\n if (ctx != NULL)\n BN_CTX_end(ctx);\n BN_CTX_free(ctx);\n OPENSSL_clear_free(buf, num);\n return (r);\n}', 'int BN_num_bits(const BIGNUM *a)\n{\n int i = a->top - 1;\n bn_check_top(a);\n if (BN_is_zero(a))\n return 0;\n return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));\n}', 'int BN_is_zero(const BIGNUM *a)\n{\n return a->top == 0;\n}', 'BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock,\n const BIGNUM *mod, BN_CTX *ctx)\n{\n BN_MONT_CTX *ret;\n CRYPTO_THREAD_read_lock(lock);\n ret = *pmont;\n CRYPTO_THREAD_unlock(lock);\n if (ret)\n return ret;\n ret = BN_MONT_CTX_new();\n if (ret == NULL)\n return NULL;\n if (!BN_MONT_CTX_set(ret, mod, ctx)) {\n BN_MONT_CTX_free(ret);\n return NULL;\n }\n CRYPTO_THREAD_write_lock(lock);\n if (*pmont) {\n BN_MONT_CTX_free(ret);\n ret = *pmont;\n } else\n *pmont = ret;\n CRYPTO_THREAD_unlock(lock);\n return ret;\n}', 'int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)\n{\n int ret = 0;\n BIGNUM *Ri, *R;\n if (BN_is_zero(mod))\n return 0;\n BN_CTX_start(ctx);\n if ((Ri = BN_CTX_get(ctx)) == NULL)\n goto err;\n R = &(mont->RR);\n if (!BN_copy(&(mont->N), mod))\n goto err;\n mont->N.neg = 0;\n#ifdef MONT_WORD\n {\n BIGNUM tmod;\n BN_ULONG buf[2];\n bn_init(&tmod);\n tmod.d = buf;\n tmod.dmax = 2;\n tmod.neg = 0;\n mont->ri = (BN_num_bits(mod) + (BN_BITS2 - 1)) / BN_BITS2 * BN_BITS2;\n# if defined(OPENSSL_BN_ASM_MONT) && (BN_BITS2<=32)\n BN_zero(R);\n if (!(BN_set_bit(R, 2 * BN_BITS2)))\n goto err;\n tmod.top = 0;\n if ((buf[0] = mod->d[0]))\n tmod.top = 1;\n if ((buf[1] = mod->top > 1 ? mod->d[1] : 0))\n tmod.top = 2;\n if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, 2 * BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (bn_expand(Ri, (int)sizeof(BN_ULONG) * 2) == NULL)\n goto err;\n Ri->neg = 0;\n Ri->d[0] = BN_MASK2;\n Ri->d[1] = BN_MASK2;\n Ri->top = 2;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = (Ri->top > 1) ? Ri->d[1] : 0;\n# else\n BN_zero(R);\n if (!(BN_set_bit(R, BN_BITS2)))\n goto err;\n buf[0] = mod->d[0];\n buf[1] = 0;\n tmod.top = buf[0] != 0 ? 1 : 0;\n if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (!BN_set_word(Ri, BN_MASK2))\n goto err;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = 0;\n# endif\n }\n#else\n {\n mont->ri = BN_num_bits(&mont->N);\n BN_zero(R);\n if (!BN_set_bit(R, mont->ri))\n goto err;\n if ((BN_mod_inverse(Ri, R, &mont->N, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, mont->ri))\n goto err;\n if (!BN_sub_word(Ri, 1))\n goto err;\n if (!BN_div(&(mont->Ni), NULL, Ri, &mont->N, ctx))\n goto err;\n }\n#endif\n BN_zero(&(mont->RR));\n if (!BN_set_bit(&(mont->RR), mont->ri * 2))\n goto err;\n if (!BN_mod(&(mont->RR), &(mont->RR), &(mont->N), ctx))\n goto err;\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)\n{\n bn_check_top(b);\n if (a == b)\n return a;\n if (bn_wexpand(a, b->top) == NULL)\n return NULL;\n if (b->top > 0)\n memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);\n a->top = b->top;\n a->neg = b->neg;\n bn_check_top(a);\n return a;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}'] |
11,821 | 0 | https://github.com/libav/libav/blob/dad7a9c7c0ae8ebc56f2e3a24e6fa4da5c2cd491/libavcodec/bitstream.h/#L139 | static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
{
#ifdef BITSTREAM_READER_LE
uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);
bc->bits >>= n;
#else
uint64_t ret = bc->bits >> (64 - n);
bc->bits <<= n;
#endif
bc->bits_left -= n;
return ret;
} | ['static int decode_channel_residues(WmallDecodeCtx *s, int ch, int tile_size)\n{\n int i = 0;\n unsigned int ave_mean;\n s->transient[ch] = bitstream_read_bit(&s->bc);\n if (s->transient[ch]) {\n s->transient_pos[ch] = bitstream_read(&s->bc, av_log2(tile_size));\n if (s->transient_pos[ch])\n s->transient[ch] = 0;\n s->channel[ch].transient_counter =\n FFMAX(s->channel[ch].transient_counter, s->samples_per_frame / 2);\n } else if (s->channel[ch].transient_counter)\n s->transient[ch] = 1;\n if (s->seekable_tile) {\n ave_mean = bitstream_read(&s->bc, s->bits_per_sample);\n s->ave_sum[ch] = ave_mean << (s->movave_scaling + 1);\n }\n if (s->seekable_tile) {\n if (s->do_inter_ch_decorr)\n s->channel_residues[ch][0] = bitstream_read_signed(&s->bc, s->bits_per_sample + 1);\n else\n s->channel_residues[ch][0] = bitstream_read_signed(&s->bc, s->bits_per_sample);\n i++;\n }\n for (; i < tile_size; i++) {\n int quo = 0, rem, rem_bits, residue;\n while (bitstream_read_bit(&s->bc)) {\n quo++;\n if (bitstream_bits_left(&s->bc) <= 0)\n return -1;\n }\n if (quo >= 32)\n quo += bitstream_read(&s->bc, bitstream_read(&s->bc, 5) + 1);\n ave_mean = (s->ave_sum[ch] + (1 << s->movave_scaling)) >> (s->movave_scaling + 1);\n if (ave_mean <= 1)\n residue = quo;\n else {\n rem_bits = av_ceil_log2(ave_mean);\n rem = rem_bits ? bitstream_read(&s->bc, rem_bits) : 0;\n residue = (quo << rem_bits) + rem;\n }\n s->ave_sum[ch] = residue + s->ave_sum[ch] -\n (s->ave_sum[ch] >> s->movave_scaling);\n if (residue & 1)\n residue = -(residue >> 1) - 1;\n else\n residue = residue >> 1;\n s->channel_residues[ch][i] = residue;\n }\n return 0;\n}', 'static inline uint32_t bitstream_read(BitstreamContext *bc, unsigned n)\n{\n if (!n)\n return 0;\n if (n > bc->bits_left) {\n refill_32(bc);\n if (bc->bits_left < 32)\n bc->bits_left = n;\n }\n return get_val(bc, n);\n}', 'static inline uint64_t get_val(BitstreamContext *bc, unsigned n)\n{\n#ifdef BITSTREAM_READER_LE\n uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);\n bc->bits >>= n;\n#else\n uint64_t ret = bc->bits >> (64 - n);\n bc->bits <<= n;\n#endif\n bc->bits_left -= n;\n return ret;\n}'] |
11,822 | 0 | https://github.com/openssl/openssl/blob/8839324450b569a6253e0dd237ee3e417ef17771/crypto/x509v3/v3_purp.c/#L91 | int X509_check_purpose(X509 *x, int id, int ca)
{
int idx;
const X509_PURPOSE *pt;
x509v3_cache_extensions(x);
if (id == -1)
return 1;
idx = X509_PURPOSE_get_by_id(id);
if (idx == -1)
return -1;
pt = X509_PURPOSE_get0(idx);
return pt->check_purpose(pt, x, ca);
} | ['int X509_check_purpose(X509 *x, int id, int ca)\n{\n int idx;\n const X509_PURPOSE *pt;\n x509v3_cache_extensions(x);\n if (id == -1)\n return 1;\n idx = X509_PURPOSE_get_by_id(id);\n if (idx == -1)\n return -1;\n pt = X509_PURPOSE_get0(idx);\n return pt->check_purpose(pt, x, ca);\n}', 'X509_PURPOSE *X509_PURPOSE_get0(int idx)\n{\n if (idx < 0)\n return NULL;\n if (idx < (int)X509_PURPOSE_COUNT)\n return xstandard + idx;\n return sk_X509_PURPOSE_value(xptable, idx - X509_PURPOSE_COUNT);\n}'] |
11,823 | 0 | https://github.com/openssl/openssl/blob/8da94770f0a049497b1a52ee469cca1f4a13b1a7/crypto/bn/bn_lib.c/#L352 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *A, *a = NULL;
const BN_ULONG *B;
int i;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return (NULL);
}
if (BN_get_flags(b,BN_FLG_SECURE))
a = A = OPENSSL_secure_malloc(words * sizeof(*a));
else
a = A = OPENSSL_malloc(words * sizeof(*a));
if (A == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return (NULL);
}
#ifdef PURIFY
memset(a, 0, sizeof(*a) * words);
#endif
#if 1
B = b->d;
if (B != NULL) {
for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {
BN_ULONG a0, a1, a2, a3;
a0 = B[0];
a1 = B[1];
a2 = B[2];
a3 = B[3];
A[0] = a0;
A[1] = a1;
A[2] = a2;
A[3] = a3;
}
switch (b->top & 3) {
case 3:
A[2] = B[2];
case 2:
A[1] = B[1];
case 1:
A[0] = B[0];
case 0:
;
}
}
#else
memset(A, 0, sizeof(*A) * words);
memcpy(A, b->d, sizeof(b->d[0]) * b->top);
#endif
return (a);
} | ['int BN_GF2m_mod_inv(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)\n{\n BIGNUM *b, *c = NULL, *u = NULL, *v = NULL, *tmp;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(p);\n BN_CTX_start(ctx);\n if ((b = BN_CTX_get(ctx)) == NULL)\n goto err;\n if ((c = BN_CTX_get(ctx)) == NULL)\n goto err;\n if ((u = BN_CTX_get(ctx)) == NULL)\n goto err;\n if ((v = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (!BN_GF2m_mod(u, a, p))\n goto err;\n if (BN_is_zero(u))\n goto err;\n if (!BN_copy(v, p))\n goto err;\n# if 0\n if (!BN_one(b))\n goto err;\n while (1) {\n while (!BN_is_odd(u)) {\n if (BN_is_zero(u))\n goto err;\n if (!BN_rshift1(u, u))\n goto err;\n if (BN_is_odd(b)) {\n if (!BN_GF2m_add(b, b, p))\n goto err;\n }\n if (!BN_rshift1(b, b))\n goto err;\n }\n if (BN_abs_is_word(u, 1))\n break;\n if (BN_num_bits(u) < BN_num_bits(v)) {\n tmp = u;\n u = v;\n v = tmp;\n tmp = b;\n b = c;\n c = tmp;\n }\n if (!BN_GF2m_add(u, u, v))\n goto err;\n if (!BN_GF2m_add(b, b, c))\n goto err;\n }\n# else\n {\n int i;\n int ubits = BN_num_bits(u);\n int vbits = BN_num_bits(v);\n int top = p->top;\n BN_ULONG *udp, *bdp, *vdp, *cdp;\n if (!bn_wexpand(u, top))\n goto err;\n udp = u->d;\n for (i = u->top; i < top; i++)\n udp[i] = 0;\n u->top = top;\n if (!bn_wexpand(b, top))\n goto err;\n bdp = b->d;\n bdp[0] = 1;\n for (i = 1; i < top; i++)\n bdp[i] = 0;\n b->top = top;\n if (!bn_wexpand(c, top))\n goto err;\n cdp = c->d;\n for (i = 0; i < top; i++)\n cdp[i] = 0;\n c->top = top;\n vdp = v->d;\n while (1) {\n while (ubits && !(udp[0] & 1)) {\n BN_ULONG u0, u1, b0, b1, mask;\n u0 = udp[0];\n b0 = bdp[0];\n mask = (BN_ULONG)0 - (b0 & 1);\n b0 ^= p->d[0] & mask;\n for (i = 0; i < top - 1; i++) {\n u1 = udp[i + 1];\n udp[i] = ((u0 >> 1) | (u1 << (BN_BITS2 - 1))) & BN_MASK2;\n u0 = u1;\n b1 = bdp[i + 1] ^ (p->d[i + 1] & mask);\n bdp[i] = ((b0 >> 1) | (b1 << (BN_BITS2 - 1))) & BN_MASK2;\n b0 = b1;\n }\n udp[i] = u0 >> 1;\n bdp[i] = b0 >> 1;\n ubits--;\n }\n if (ubits <= BN_BITS2) {\n if (udp[0] == 0)\n goto err;\n if (udp[0] == 1)\n break;\n }\n if (ubits < vbits) {\n i = ubits;\n ubits = vbits;\n vbits = i;\n tmp = u;\n u = v;\n v = tmp;\n tmp = b;\n b = c;\n c = tmp;\n udp = vdp;\n vdp = v->d;\n bdp = cdp;\n cdp = c->d;\n }\n for (i = 0; i < top; i++) {\n udp[i] ^= vdp[i];\n bdp[i] ^= cdp[i];\n }\n if (ubits == vbits) {\n BN_ULONG ul;\n int utop = (ubits - 1) / BN_BITS2;\n while ((ul = udp[utop]) == 0 && utop)\n utop--;\n ubits = utop * BN_BITS2 + BN_num_bits_word(ul);\n }\n }\n bn_correct_top(b);\n }\n# endif\n if (!BN_copy(r, b))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n# ifdef BN_DEBUG\n bn_correct_top(c);\n bn_correct_top(u);\n bn_correct_top(v);\n# endif\n BN_CTX_end(ctx);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return (1);\n}', 'int BN_GF2m_mod(BIGNUM *r, const BIGNUM *a, const BIGNUM *p)\n{\n int ret = 0;\n int arr[6];\n bn_check_top(a);\n bn_check_top(p);\n ret = BN_GF2m_poly2arr(p, arr, OSSL_NELEM(arr));\n if (!ret || ret > (int)OSSL_NELEM(arr)) {\n BNerr(BN_F_BN_GF2M_MOD, BN_R_INVALID_LENGTH);\n return 0;\n }\n ret = BN_GF2m_mod_arr(r, a, arr);\n bn_check_top(r);\n return ret;\n}', 'int BN_GF2m_mod_arr(BIGNUM *r, const BIGNUM *a, const int p[])\n{\n int j, k;\n int n, dN, d0, d1;\n BN_ULONG zz, *z;\n bn_check_top(a);\n if (!p[0]) {\n BN_zero(r);\n return 1;\n }\n if (a != r) {\n if (!bn_wexpand(r, a->top))\n return 0;\n for (j = 0; j < a->top; j++) {\n r->d[j] = a->d[j];\n }\n r->top = a->top;\n }\n z = r->d;\n dN = p[0] / BN_BITS2;\n for (j = r->top - 1; j > dN;) {\n zz = z[j];\n if (z[j] == 0) {\n j--;\n continue;\n }\n z[j] = 0;\n for (k = 1; p[k] != 0; k++) {\n n = p[0] - p[k];\n d0 = n % BN_BITS2;\n d1 = BN_BITS2 - d0;\n n /= BN_BITS2;\n z[j - n] ^= (zz >> d0);\n if (d0)\n z[j - n - 1] ^= (zz << d1);\n }\n n = dN;\n d0 = p[0] % BN_BITS2;\n d1 = BN_BITS2 - d0;\n z[j - n] ^= (zz >> d0);\n if (d0)\n z[j - n - 1] ^= (zz << d1);\n }\n while (j == dN) {\n d0 = p[0] % BN_BITS2;\n zz = z[dN] >> d0;\n if (zz == 0)\n break;\n d1 = BN_BITS2 - d0;\n if (d0)\n z[dN] = (z[dN] << d1) >> d1;\n else\n z[dN] = 0;\n z[0] ^= zz;\n for (k = 1; p[k] != 0; k++) {\n BN_ULONG tmp_ulong;\n n = p[k] / BN_BITS2;\n d0 = p[k] % BN_BITS2;\n d1 = BN_BITS2 - d0;\n z[n] ^= (zz << d0);\n if (d0 && (tmp_ulong = zz >> d1))\n z[n + 1] ^= tmp_ulong;\n }\n }\n bn_correct_top(r);\n return 1;\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *A, *a = NULL;\n const BN_ULONG *B;\n int i;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return (NULL);\n }\n if (BN_get_flags(b,BN_FLG_SECURE))\n a = A = OPENSSL_secure_malloc(words * sizeof(*a));\n else\n a = A = OPENSSL_malloc(words * sizeof(*a));\n if (A == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return (NULL);\n }\n#ifdef PURIFY\n memset(a, 0, sizeof(*a) * words);\n#endif\n#if 1\n B = b->d;\n if (B != NULL) {\n for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {\n BN_ULONG a0, a1, a2, a3;\n a0 = B[0];\n a1 = B[1];\n a2 = B[2];\n a3 = B[3];\n A[0] = a0;\n A[1] = a1;\n A[2] = a2;\n A[3] = a3;\n }\n switch (b->top & 3) {\n case 3:\n A[2] = B[2];\n case 2:\n A[1] = B[1];\n case 1:\n A[0] = B[0];\n case 0:\n ;\n }\n }\n#else\n memset(A, 0, sizeof(*A) * words);\n memcpy(A, b->d, sizeof(b->d[0]) * b->top);\n#endif\n return (a);\n}'] |
11,824 | 0 | https://github.com/libav/libav/blob/3bd74e92434ba4030878ecae00db0c66649e2337/libavcodec/h264.c/#L720 | static void init_dequant4_coeff_table(H264Context *h){
int i,j,q,x;
const int transpose = (h->h264dsp.h264_idct_add != ff_h264_idct_add_c);
for(i=0; i<6; i++ ){
h->dequant4_coeff[i] = h->dequant4_buffer[i];
for(j=0; j<i; j++){
if(!memcmp(h->pps.scaling_matrix4[j], h->pps.scaling_matrix4[i], 16*sizeof(uint8_t))){
h->dequant4_coeff[i] = h->dequant4_buffer[j];
break;
}
}
if(j<i)
continue;
for(q=0; q<52; q++){
int shift = div6[q] + 2;
int idx = rem6[q];
for(x=0; x<16; x++)
h->dequant4_coeff[i][q][transpose ? (x>>2)|((x<<2)&0xF) : x] =
((uint32_t)dequant4_coeff_init[idx][(x&1) + ((x>>2)&1)] *
h->pps.scaling_matrix4[i][x]) << shift;
}
}
} | ['static void init_dequant4_coeff_table(H264Context *h){\n int i,j,q,x;\n const int transpose = (h->h264dsp.h264_idct_add != ff_h264_idct_add_c);\n for(i=0; i<6; i++ ){\n h->dequant4_coeff[i] = h->dequant4_buffer[i];\n for(j=0; j<i; j++){\n if(!memcmp(h->pps.scaling_matrix4[j], h->pps.scaling_matrix4[i], 16*sizeof(uint8_t))){\n h->dequant4_coeff[i] = h->dequant4_buffer[j];\n break;\n }\n }\n if(j<i)\n continue;\n for(q=0; q<52; q++){\n int shift = div6[q] + 2;\n int idx = rem6[q];\n for(x=0; x<16; x++)\n h->dequant4_coeff[i][q][transpose ? (x>>2)|((x<<2)&0xF) : x] =\n ((uint32_t)dequant4_coeff_init[idx][(x&1) + ((x>>2)&1)] *\n h->pps.scaling_matrix4[i][x]) << shift;\n }\n }\n}'] |
11,825 | 0 | https://github.com/openssl/openssl/blob/54d00677f305375eee65a0c9edb5f0980c5f020f/crypto/bn/bn_shift.c/#L242 | int bn_rshift_fixed_top(BIGNUM *r, const BIGNUM *a, int n)
{
int i, top, nw;
unsigned int lb, rb;
BN_ULONG *t, *f;
BN_ULONG l, m, mask;
bn_check_top(r);
bn_check_top(a);
assert(n >= 0);
nw = n / BN_BITS2;
if (nw >= a->top) {
BN_zero(r);
return 1;
}
rb = (unsigned int)n % BN_BITS2;
lb = BN_BITS2 - rb;
lb %= BN_BITS2;
mask = (BN_ULONG)0 - lb;
mask |= mask >> 8;
top = a->top - nw;
if (r != a && bn_wexpand(r, top) == NULL)
return 0;
t = &(r->d[0]);
f = &(a->d[nw]);
l = f[0];
for (i = 0; i < top - 1; i++) {
m = f[i + 1];
t[i] = (l >> rb) | ((m << lb) & mask);
l = m;
}
t[i] = l >> rb;
r->neg = a->neg;
r->top = top;
r->flags |= BN_FLG_FIXED_TOP;
return 1;
} | ['int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx)\n{\n int i, j, bits, ret = 0, wstart, wend, window, wvalue;\n int start = 1;\n BIGNUM *d;\n BIGNUM *val[TABLE_SIZE];\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(a, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(m, BN_FLG_CONSTTIME) != 0) {\n BNerr(BN_F_BN_MOD_EXP_SIMPLE, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);\n return 0;\n }\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_abs_is_word(m, 1)) {\n ret = 1;\n BN_zero(r);\n } else {\n ret = BN_one(r);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n d = BN_CTX_get(ctx);\n val[0] = BN_CTX_get(ctx);\n if (val[0] == NULL)\n goto err;\n if (!BN_nnmod(val[0], a, m, ctx))\n goto err;\n if (BN_is_zero(val[0])) {\n BN_zero(r);\n ret = 1;\n goto err;\n }\n window = BN_window_bits_for_exponent_size(bits);\n if (window > 1) {\n if (!BN_mod_mul(d, val[0], val[0], m, ctx))\n goto err;\n j = 1 << (window - 1);\n for (i = 1; i < j; i++) {\n if (((val[i] = BN_CTX_get(ctx)) == NULL) ||\n !BN_mod_mul(val[i], val[i - 1], d, m, ctx))\n goto err;\n }\n }\n start = 1;\n wvalue = 0;\n wstart = bits - 1;\n wend = 0;\n if (!BN_one(r))\n goto err;\n for (;;) {\n if (BN_is_bit_set(p, wstart) == 0) {\n if (!start)\n if (!BN_mod_mul(r, r, r, m, ctx))\n goto err;\n if (wstart == 0)\n break;\n wstart--;\n continue;\n }\n j = wstart;\n wvalue = 1;\n wend = 0;\n for (i = 1; i < window; i++) {\n if (wstart - i < 0)\n break;\n if (BN_is_bit_set(p, wstart - i)) {\n wvalue <<= (i - wend);\n wvalue |= 1;\n wend = i;\n }\n }\n j = wend + 1;\n if (!start)\n for (i = 0; i < j; i++) {\n if (!BN_mod_mul(r, r, r, m, ctx))\n goto err;\n }\n if (!BN_mod_mul(r, r, val[wvalue >> 1], m, ctx))\n goto err;\n wstart -= wend + 1;\n wvalue = 0;\n start = 0;\n if (wstart < 0)\n break;\n }\n ret = 1;\n err:\n BN_CTX_end(ctx);\n bn_check_top(r);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ret->flags &= (~BN_FLG_CONSTTIME);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return 0;\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n a->flags &= ~BN_FLG_FIXED_TOP;\n bn_check_top(a);\n return 1;\n}', 'static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)\n{\n if (bits > (INT_MAX - BN_BITS2 + 1))\n return NULL;\n if (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax)\n return a;\n return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);\n}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n BIGNUM *t;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(m);\n BN_CTX_start(ctx);\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (a == b) {\n if (!BN_sqr(t, a, ctx))\n goto err;\n } else {\n if (!BN_mul(t, a, b, ctx))\n goto err;\n }\n if (!BN_nnmod(r, t, m, ctx))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n{\n if (!(BN_mod(r, m, d, ctx)))\n return 0;\n if (!r->neg)\n return 1;\n return (d->neg ? BN_sub : BN_add) (r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int ret;\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (divisor->d[divisor->top - 1] == 0) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n ret = bn_div_fixed_top(dv, rm, num, divisor, ctx);\n if (ret) {\n if (dv != NULL)\n bn_correct_top(dv);\n if (rm != NULL)\n bn_correct_top(rm);\n }\n return ret;\n}', 'int bn_div_fixed_top(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,\n const BIGNUM *divisor, BN_CTX *ctx)\n{\n int norm_shift, i, j, loop;\n BIGNUM *tmp, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnum, *wnumtop;\n BN_ULONG d0, d1;\n int num_n, div_n;\n assert(divisor->top > 0 && divisor->d[divisor->top - 1] != 0);\n bn_check_top(num);\n bn_check_top(divisor);\n bn_check_top(dv);\n bn_check_top(rm);\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n if (!BN_copy(sdiv, divisor))\n goto err;\n norm_shift = bn_left_align(sdiv);\n sdiv->neg = 0;\n if (!(bn_lshift_fixed_top(snum, num, norm_shift)))\n goto err;\n div_n = sdiv->top;\n num_n = snum->top;\n if (num_n <= div_n) {\n if (bn_wexpand(snum, div_n + 1) == NULL)\n goto err;\n memset(&(snum->d[num_n]), 0, (div_n - num_n + 1) * sizeof(BN_ULONG));\n snum->top = num_n = div_n + 1;\n }\n loop = num_n - div_n;\n wnum = &(snum->d[loop]);\n wnumtop = &(snum->d[num_n - 1]);\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n if (!bn_wexpand(res, loop))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop;\n res->flags |= BN_FLG_FIXED_TOP;\n resp = &(res->d[loop]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n for (i = 0; i < loop; i++, wnumtop--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W)\n q = bn_div_3_words(wnumtop, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnumtop[0];\n n1 = wnumtop[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n BN_ULONG n2 = (wnumtop == wnum) ? 0 : wnumtop[-2];\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | n2))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= n2)))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum--;\n l0 = bn_sub_words(wnum, wnum, tmp->d, div_n + 1);\n q -= l0;\n for (l0 = 0 - l0, j = 0; j < div_n; j++)\n tmp->d[j] = sdiv->d[j] & l0;\n l0 = bn_add_words(wnum, wnum, tmp->d, div_n);\n (*wnumtop) += l0;\n assert((*wnumtop) == 0);\n *--resp = q;\n }\n snum->neg = num->neg;\n snum->top = div_n;\n snum->flags |= BN_FLG_FIXED_TOP;\n if (rm != NULL)\n bn_rshift_fixed_top(rm, snum, norm_shift);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'int bn_rshift_fixed_top(BIGNUM *r, const BIGNUM *a, int n)\n{\n int i, top, nw;\n unsigned int lb, rb;\n BN_ULONG *t, *f;\n BN_ULONG l, m, mask;\n bn_check_top(r);\n bn_check_top(a);\n assert(n >= 0);\n nw = n / BN_BITS2;\n if (nw >= a->top) {\n BN_zero(r);\n return 1;\n }\n rb = (unsigned int)n % BN_BITS2;\n lb = BN_BITS2 - rb;\n lb %= BN_BITS2;\n mask = (BN_ULONG)0 - lb;\n mask |= mask >> 8;\n top = a->top - nw;\n if (r != a && bn_wexpand(r, top) == NULL)\n return 0;\n t = &(r->d[0]);\n f = &(a->d[nw]);\n l = f[0];\n for (i = 0; i < top - 1; i++) {\n m = f[i + 1];\n t[i] = (l >> rb) | ((m << lb) & mask);\n l = m;\n }\n t[i] = l >> rb;\n r->neg = a->neg;\n r->top = top;\n r->flags |= BN_FLG_FIXED_TOP;\n return 1;\n}'] |
11,826 | 0 | https://github.com/openssl/openssl/blob/9b02dc97e4963969da69675a871dbe80e6d31cda/crypto/bn/bn_lib.c/#L322 | BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
{
bn_check_top(b);
if (a == b)
return a;
if (bn_wexpand(a, b->top) == NULL)
return NULL;
if (b->top > 0)
memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
if (BN_get_flags(b, BN_FLG_CONSTTIME) != 0)
BN_set_flags(a, BN_FLG_CONSTTIME);
a->top = b->top;
a->neg = b->neg;
bn_check_top(a);
return a;
} | ['BIGNUM *SRP_Calc_server_key(const BIGNUM *A, const BIGNUM *v, const BIGNUM *u,\n const BIGNUM *b, const BIGNUM *N)\n{\n BIGNUM *tmp = NULL, *S = NULL;\n BN_CTX *bn_ctx;\n if (u == NULL || A == NULL || v == NULL || b == NULL || N == NULL)\n return NULL;\n if ((bn_ctx = BN_CTX_new()) == NULL || (tmp = BN_new()) == NULL)\n goto err;\n if (!BN_mod_exp(tmp, v, u, N, bn_ctx))\n goto err;\n if (!BN_mod_mul(tmp, A, tmp, N, bn_ctx))\n goto err;\n S = BN_new();\n if (S != NULL && !BN_mod_exp(S, tmp, b, N, bn_ctx)) {\n BN_free(S);\n S = NULL;\n }\n err:\n BN_CTX_free(bn_ctx);\n BN_clear_free(tmp);\n return S;\n}', 'int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,\n BN_CTX *ctx)\n{\n int ret;\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n#define MONT_MUL_MOD\n#define MONT_EXP_WORD\n#define RECP_MUL_MOD\n#ifdef MONT_MUL_MOD\n if (BN_is_odd(m)) {\n# ifdef MONT_EXP_WORD\n if (a->top == 1 && !a->neg\n && (BN_get_flags(p, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(a, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(m, BN_FLG_CONSTTIME) == 0)) {\n BN_ULONG A = a->d[0];\n ret = BN_mod_exp_mont_word(r, A, p, m, ctx, NULL);\n } else\n# endif\n ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);\n } else\n#endif\n#ifdef RECP_MUL_MOD\n {\n ret = BN_mod_exp_recp(r, a, p, m, ctx);\n }\n#else\n {\n ret = BN_mod_exp_simple(r, a, p, m, ctx);\n }\n#endif\n bn_check_top(r);\n return ret;\n}', 'int BN_is_odd(const BIGNUM *a)\n{\n return (a->top > 0) && (a->d[0] & 1);\n}', 'int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)\n{\n BN_MONT_CTX *mont = NULL;\n int b, bits, ret = 0;\n int r_is_one;\n BN_ULONG w, next_w;\n BIGNUM *r, *t;\n BIGNUM *swap_tmp;\n#define BN_MOD_MUL_WORD(r, w, m) \\\n (BN_mul_word(r, (w)) && \\\n ( \\\n (BN_mod(t, r, m, ctx) && (swap_tmp = r, r = t, t = swap_tmp, 1))))\n#define BN_TO_MONTGOMERY_WORD(r, w, mont) \\\n (BN_set_word(r, (w)) && BN_to_montgomery(r, r, (mont), ctx))\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(m, BN_FLG_CONSTTIME) != 0) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);\n return 0;\n }\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, BN_R_CALLED_WITH_EVEN_MODULUS);\n return 0;\n }\n if (m->top == 1)\n a %= m->d[0];\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n if (a == 0) {\n BN_zero(rr);\n ret = 1;\n return ret;\n }\n BN_CTX_start(ctx);\n r = BN_CTX_get(ctx);\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n r_is_one = 1;\n w = a;\n for (b = bits - 2; b >= 0; b--) {\n next_w = w * w;\n if ((next_w / w) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = 1;\n }\n w = next_w;\n if (!r_is_one) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (BN_is_bit_set(p, b)) {\n next_w = w * a;\n if ((next_w / a) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = a;\n }\n w = next_w;\n }\n }\n if (w != 1) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n }\n if (r_is_one) {\n if (!BN_one(rr))\n goto err;\n } else {\n if (!BN_from_montgomery(rr, r, mont, ctx))\n goto err;\n }\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n BN_CTX_end(ctx);\n bn_check_top(rr);\n return ret;\n}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n BIGNUM *t;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(m);\n BN_CTX_start(ctx);\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (a == b) {\n if (!BN_sqr(t, a, ctx))\n goto err;\n } else {\n if (!BN_mul(t, a, b, ctx))\n goto err;\n }\n if (!BN_nnmod(r, t, m, ctx))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)\n{\n int ret = 0;\n BIGNUM *Ri, *R;\n if (BN_is_zero(mod))\n return 0;\n BN_CTX_start(ctx);\n if ((Ri = BN_CTX_get(ctx)) == NULL)\n goto err;\n R = &(mont->RR);\n if (!BN_copy(&(mont->N), mod))\n goto err;\n mont->N.neg = 0;\n#ifdef MONT_WORD\n {\n BIGNUM tmod;\n BN_ULONG buf[2];\n bn_init(&tmod);\n tmod.d = buf;\n tmod.dmax = 2;\n tmod.neg = 0;\n if (BN_get_flags(mod, BN_FLG_CONSTTIME) != 0)\n BN_set_flags(&tmod, BN_FLG_CONSTTIME);\n mont->ri = (BN_num_bits(mod) + (BN_BITS2 - 1)) / BN_BITS2 * BN_BITS2;\n# if defined(OPENSSL_BN_ASM_MONT) && (BN_BITS2<=32)\n BN_zero(R);\n if (!(BN_set_bit(R, 2 * BN_BITS2)))\n goto err;\n tmod.top = 0;\n if ((buf[0] = mod->d[0]))\n tmod.top = 1;\n if ((buf[1] = mod->top > 1 ? mod->d[1] : 0))\n tmod.top = 2;\n if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, 2 * BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (bn_expand(Ri, (int)sizeof(BN_ULONG) * 2) == NULL)\n goto err;\n Ri->neg = 0;\n Ri->d[0] = BN_MASK2;\n Ri->d[1] = BN_MASK2;\n Ri->top = 2;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = (Ri->top > 1) ? Ri->d[1] : 0;\n# else\n BN_zero(R);\n if (!(BN_set_bit(R, BN_BITS2)))\n goto err;\n buf[0] = mod->d[0];\n buf[1] = 0;\n tmod.top = buf[0] != 0 ? 1 : 0;\n if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, BN_BITS2))\n goto err;\n if (!BN_is_zero(Ri)) {\n if (!BN_sub_word(Ri, 1))\n goto err;\n } else {\n if (!BN_set_word(Ri, BN_MASK2))\n goto err;\n }\n if (!BN_div(Ri, NULL, Ri, &tmod, ctx))\n goto err;\n mont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n mont->n0[1] = 0;\n# endif\n }\n#else\n {\n mont->ri = BN_num_bits(&mont->N);\n BN_zero(R);\n if (!BN_set_bit(R, mont->ri))\n goto err;\n if ((BN_mod_inverse(Ri, R, &mont->N, ctx)) == NULL)\n goto err;\n if (!BN_lshift(Ri, Ri, mont->ri))\n goto err;\n if (!BN_sub_word(Ri, 1))\n goto err;\n if (!BN_div(&(mont->Ni), NULL, Ri, &mont->N, ctx))\n goto err;\n }\n#endif\n BN_zero(&(mont->RR));\n if (!BN_set_bit(&(mont->RR), mont->ri * 2))\n goto err;\n if (!BN_mod(&(mont->RR), &(mont->RR), &(mont->N), ctx))\n goto err;\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'int BN_is_zero(const BIGNUM *a)\n{\n return a->top == 0;\n}', 'BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)\n{\n bn_check_top(b);\n if (a == b)\n return a;\n if (bn_wexpand(a, b->top) == NULL)\n return NULL;\n if (b->top > 0)\n memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);\n if (BN_get_flags(b, BN_FLG_CONSTTIME) != 0)\n BN_set_flags(a, BN_FLG_CONSTTIME);\n a->top = b->top;\n a->neg = b->neg;\n bn_check_top(a);\n return a;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}'] |
11,827 | 0 | https://github.com/openssl/openssl/blob/e334d78b87517652cc34825aff7b6fc7be9a1e83/crypto/lhash/lhash.c/#L359 | static void contract(LHASH *lh)
{
LHASH_NODE **n,*n1,*np;
np=lh->b[lh->p+lh->pmax-1];
lh->b[lh->p+lh->pmax-1]=NULL;
if (lh->p == 0)
{
n=(LHASH_NODE **)Realloc((char *)lh->b,
(unsigned int)(sizeof(LHASH_NODE *)*lh->pmax));
if (n == NULL)
{
lh->error++;
return;
}
lh->num_contract_reallocs++;
lh->num_alloc_nodes/=2;
lh->pmax/=2;
lh->p=lh->pmax-1;
lh->b=n;
}
else
lh->p--;
lh->num_nodes--;
lh->num_contracts++;
n1=lh->b[(int)lh->p];
if (n1 == NULL)
lh->b[(int)lh->p]=np;
else
{
while (n1->next != NULL)
n1=n1->next;
n1->next=np;
}
} | ['int ssl3_get_finished(SSL *s, int a, int b)\n\t{\n\tint al,i,ok;\n\tlong n;\n\tunsigned char *p;\n\tn=ssl3_get_message(s,\n\t\ta,\n\t\tb,\n\t\tSSL3_MT_FINISHED,\n\t\t64,\n\t\t&ok);\n\tif (!ok) return((int)n);\n\tif (!s->s3->change_cipher_spec)\n\t\t{\n\t\tal=SSL_AD_UNEXPECTED_MESSAGE;\n\t\tSSLerr(SSL_F_SSL3_GET_FINISHED,SSL_R_GOT_A_FIN_BEFORE_A_CCS);\n\t\tgoto f_err;\n\t\t}\n\ts->s3->change_cipher_spec=0;\n\tp=(unsigned char *)s->init_buf->data;\n\ti=s->method->ssl3_enc->finish_mac_length;\n\tif (i != n)\n\t\t{\n\t\tal=SSL_AD_DECODE_ERROR;\n\t\tSSLerr(SSL_F_SSL3_GET_FINISHED,SSL_R_BAD_DIGEST_LENGTH);\n\t\tgoto f_err;\n\t\t}\n\tif (memcmp( p, (char *)&(s->s3->tmp.finish_md[0]),i) != 0)\n\t\t{\n\t\tal=SSL_AD_DECRYPT_ERROR;\n\t\tSSLerr(SSL_F_SSL3_GET_FINISHED,SSL_R_DIGEST_CHECK_FAILED);\n\t\tgoto f_err;\n\t\t}\n\treturn(1);\nf_err:\n\tssl3_send_alert(s,SSL3_AL_FATAL,al);\n\treturn(0);\n\t}', 'long ssl3_get_message(SSL *s, int st1, int stn, int mt, long max, int *ok)\n\t{\n\tunsigned char *p;\n\tunsigned long l;\n\tlong n;\n\tint i,al;\n\tif (s->s3->tmp.reuse_message)\n\t\t{\n\t\ts->s3->tmp.reuse_message=0;\n\t\tif ((mt >= 0) && (s->s3->tmp.message_type != mt))\n\t\t\t{\n\t\t\tal=SSL_AD_UNEXPECTED_MESSAGE;\n\t\t\tSSLerr(SSL_F_SSL3_GET_MESSAGE,SSL_R_UNEXPECTED_MESSAGE);\n\t\t\tgoto f_err;\n\t\t\t}\n\t\t*ok=1;\n\t\treturn((int)s->s3->tmp.message_size);\n\t\t}\n\tp=(unsigned char *)s->init_buf->data;\n\tif (s->state == st1)\n\t\t{\n\t\ti=ssl3_read_bytes(s,SSL3_RT_HANDSHAKE,&p[s->init_num],\n\t\t\t\t 4-s->init_num);\n\t\tif (i < (4-s->init_num))\n\t\t\t{\n\t\t\t*ok=0;\n\t\t\treturn(ssl3_part_read(s,i));\n\t\t\t}\n\t\tif ((mt >= 0) && (*p != mt))\n\t\t\t{\n\t\t\tal=SSL_AD_UNEXPECTED_MESSAGE;\n\t\t\tSSLerr(SSL_F_SSL3_GET_MESSAGE,SSL_R_UNEXPECTED_MESSAGE);\n\t\t\tgoto f_err;\n\t\t\t}\n\t\ts->s3->tmp.message_type= *(p++);\n\t\tn2l3(p,l);\n\t\tif (l > (unsigned long)max)\n\t\t\t{\n\t\t\tal=SSL_AD_ILLEGAL_PARAMETER;\n\t\t\tSSLerr(SSL_F_SSL3_GET_MESSAGE,SSL_R_EXCESSIVE_MESSAGE_SIZE);\n\t\t\tgoto f_err;\n\t\t\t}\n\t\tif (l && !BUF_MEM_grow(s->init_buf,(int)l))\n\t\t\t{\n\t\t\tSSLerr(SSL_F_SSL3_GET_MESSAGE,ERR_R_BUF_LIB);\n\t\t\tgoto err;\n\t\t\t}\n\t\ts->s3->tmp.message_size=l;\n\t\ts->state=stn;\n\t\ts->init_num=0;\n\t\t}\n\tp=(unsigned char *)s->init_buf->data;\n\tn=s->s3->tmp.message_size;\n\tif (n > 0)\n\t\t{\n\t\ti=ssl3_read_bytes(s,SSL3_RT_HANDSHAKE,&p[s->init_num],n);\n\t\tif (i != (int)n)\n\t\t\t{\n\t\t\t*ok=0;\n\t\t\treturn(ssl3_part_read(s,i));\n\t\t\t}\n\t\t}\n\t*ok=1;\n\treturn(n);\nf_err:\n\tssl3_send_alert(s,SSL3_AL_FATAL,al);\nerr:\n\t*ok=0;\n\treturn(-1);\n\t}', 'void ssl3_send_alert(SSL *s, int level, int desc)\n\t{\n\tdesc=s->method->ssl3_enc->alert_value(desc);\n\tif (desc < 0) return;\n\tif ((level == 2) && (s->session != NULL))\n\t\tSSL_CTX_remove_session(s->ctx,s->session);\n\ts->s3->alert_dispatch=1;\n\ts->s3->send_alert[0]=level;\n\ts->s3->send_alert[1]=desc;\n\tif (s->s3->wbuf.left == 0)\n\t\tssl3_dispatch_alert(s);\n\t}', 'int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)\n{\n\treturn remove_session_lock(ctx, c, 1);\n}', 'static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)\n\t{\n\tSSL_SESSION *r;\n\tint ret=0;\n\tif ((c != NULL) && (c->session_id_length != 0))\n\t\t{\n\t\tif(lck) CRYPTO_w_lock(CRYPTO_LOCK_SSL_CTX);\n\t\tr=(SSL_SESSION *)lh_delete(ctx->sessions,(char *)c);\n\t\tif (r != NULL)\n\t\t\t{\n\t\t\tret=1;\n\t\t\tSSL_SESSION_list_remove(ctx,c);\n\t\t\t}\n\t\tif(lck) CRYPTO_w_unlock(CRYPTO_LOCK_SSL_CTX);\n\t\tif (ret)\n\t\t\t{\n\t\t\tr->not_resumable=1;\n\t\t\tif (ctx->remove_session_cb != NULL)\n\t\t\t\tctx->remove_session_cb(ctx,r);\n\t\t\tSSL_SESSION_free(r);\n\t\t\t}\n\t\t}\n\telse\n\t\tret=0;\n\treturn(ret);\n\t}', 'char *lh_delete(LHASH *lh, char *data)\n\t{\n\tunsigned long hash;\n\tLHASH_NODE *nn,**rn;\n\tchar *ret;\n\tlh->error=0;\n\trn=getrn(lh,data,&hash);\n\tif (*rn == NULL)\n\t\t{\n\t\tlh->num_no_delete++;\n\t\treturn(NULL);\n\t\t}\n\telse\n\t\t{\n\t\tnn= *rn;\n\t\t*rn=nn->next;\n\t\tret=nn->data;\n\t\tFree((char *)nn);\n\t\tlh->num_delete++;\n\t\t}\n\tlh->num_items--;\n\tif ((lh->num_nodes > MIN_NODES) &&\n\t\t(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))\n\t\tcontract(lh);\n\treturn(ret);\n\t}', 'static void contract(LHASH *lh)\n\t{\n\tLHASH_NODE **n,*n1,*np;\n\tnp=lh->b[lh->p+lh->pmax-1];\n\tlh->b[lh->p+lh->pmax-1]=NULL;\n\tif (lh->p == 0)\n\t\t{\n\t\tn=(LHASH_NODE **)Realloc((char *)lh->b,\n\t\t\t(unsigned int)(sizeof(LHASH_NODE *)*lh->pmax));\n\t\tif (n == NULL)\n\t\t\t{\n\t\t\tlh->error++;\n\t\t\treturn;\n\t\t\t}\n\t\tlh->num_contract_reallocs++;\n\t\tlh->num_alloc_nodes/=2;\n\t\tlh->pmax/=2;\n\t\tlh->p=lh->pmax-1;\n\t\tlh->b=n;\n\t\t}\n\telse\n\t\tlh->p--;\n\tlh->num_nodes--;\n\tlh->num_contracts++;\n\tn1=lh->b[(int)lh->p];\n\tif (n1 == NULL)\n\t\tlh->b[(int)lh->p]=np;\n\telse\n\t\t{\n\t\twhile (n1->next != NULL)\n\t\t\tn1=n1->next;\n\t\tn1->next=np;\n\t\t}\n\t}'] |
11,828 | 0 | https://github.com/libav/libav/blob/cc20fbcd39c7b60602edae4f7deb092ecfd3c975/libavcodec/vp9block.c/#L1060 | static av_always_inline int check_intra_mode(VP9Context *s, int mode,
uint8_t **a,
uint8_t *dst_edge,
ptrdiff_t stride_edge,
uint8_t *dst_inner,
ptrdiff_t stride_inner,
uint8_t *l, int col, int x, int w,
int row, int y, enum TxfmMode tx,
int p)
{
int have_top = row > 0 || y > 0;
int have_left = col > s->tiling.tile_col_start || x > 0;
int have_right = x < w - 1;
static const uint8_t mode_conv[10][2 ][2 ] = {
[VERT_PRED] = { { DC_127_PRED, VERT_PRED },
{ DC_127_PRED, VERT_PRED } },
[HOR_PRED] = { { DC_129_PRED, DC_129_PRED },
{ HOR_PRED, HOR_PRED } },
[DC_PRED] = { { DC_128_PRED, TOP_DC_PRED },
{ LEFT_DC_PRED, DC_PRED } },
[DIAG_DOWN_LEFT_PRED] = { { DC_127_PRED, DIAG_DOWN_LEFT_PRED },
{ DC_127_PRED, DIAG_DOWN_LEFT_PRED } },
[DIAG_DOWN_RIGHT_PRED] = { { DIAG_DOWN_RIGHT_PRED, DIAG_DOWN_RIGHT_PRED },
{ DIAG_DOWN_RIGHT_PRED, DIAG_DOWN_RIGHT_PRED } },
[VERT_RIGHT_PRED] = { { VERT_RIGHT_PRED, VERT_RIGHT_PRED },
{ VERT_RIGHT_PRED, VERT_RIGHT_PRED } },
[HOR_DOWN_PRED] = { { HOR_DOWN_PRED, HOR_DOWN_PRED },
{ HOR_DOWN_PRED, HOR_DOWN_PRED } },
[VERT_LEFT_PRED] = { { DC_127_PRED, VERT_LEFT_PRED },
{ DC_127_PRED, VERT_LEFT_PRED } },
[HOR_UP_PRED] = { { DC_129_PRED, DC_129_PRED },
{ HOR_UP_PRED, HOR_UP_PRED } },
[TM_VP8_PRED] = { { DC_129_PRED, VERT_PRED },
{ HOR_PRED, TM_VP8_PRED } },
};
static const struct {
uint8_t needs_left:1;
uint8_t needs_top:1;
uint8_t needs_topleft:1;
uint8_t needs_topright:1;
} edges[N_INTRA_PRED_MODES] = {
[VERT_PRED] = { .needs_top = 1 },
[HOR_PRED] = { .needs_left = 1 },
[DC_PRED] = { .needs_top = 1, .needs_left = 1 },
[DIAG_DOWN_LEFT_PRED] = { .needs_top = 1, .needs_topright = 1 },
[DIAG_DOWN_RIGHT_PRED] = { .needs_left = 1, .needs_top = 1,
.needs_topleft = 1 },
[VERT_RIGHT_PRED] = { .needs_left = 1, .needs_top = 1,
.needs_topleft = 1 },
[HOR_DOWN_PRED] = { .needs_left = 1, .needs_top = 1,
.needs_topleft = 1 },
[VERT_LEFT_PRED] = { .needs_top = 1, .needs_topright = 1 },
[HOR_UP_PRED] = { .needs_left = 1 },
[TM_VP8_PRED] = { .needs_left = 1, .needs_top = 1,
.needs_topleft = 1 },
[LEFT_DC_PRED] = { .needs_left = 1 },
[TOP_DC_PRED] = { .needs_top = 1 },
[DC_128_PRED] = { 0 },
[DC_127_PRED] = { 0 },
[DC_129_PRED] = { 0 }
};
av_assert2(mode >= 0 && mode < 10);
mode = mode_conv[mode][have_left][have_top];
if (edges[mode].needs_top) {
uint8_t *top = NULL, *topleft = NULL;
int n_px_need = 4 << tx, n_px_have = (((s->cols - col) << !p) - x) * 4;
int n_px_need_tr = 0;
if (tx == TX_4X4 && edges[mode].needs_topright && have_right)
n_px_need_tr = 4;
if (have_top) {
top = !(row & 7) && !y ?
s->intra_pred_data[p] + col * (8 >> !!p) + x * 4 :
y == 0 ? &dst_edge[-stride_edge] : &dst_inner[-stride_inner];
if (have_left)
topleft = !(row & 7) && !y ?
s->intra_pred_data[p] + col * (8 >> !!p) + x * 4 :
y == 0 || x == 0 ? &dst_edge[-stride_edge] :
&dst_inner[-stride_inner];
}
if (have_top &&
(!edges[mode].needs_topleft || (have_left && top == topleft)) &&
(tx != TX_4X4 || !edges[mode].needs_topright || have_right) &&
n_px_need + n_px_need_tr <= n_px_have) {
*a = top;
} else {
if (have_top) {
if (n_px_need <= n_px_have) {
memcpy(*a, top, n_px_need);
} else {
memcpy(*a, top, n_px_have);
memset(&(*a)[n_px_have], (*a)[n_px_have - 1],
n_px_need - n_px_have);
}
} else {
memset(*a, 127, n_px_need);
}
if (edges[mode].needs_topleft) {
if (have_left && have_top)
(*a)[-1] = topleft[-1];
else
(*a)[-1] = have_top ? 129 : 127;
}
if (tx == TX_4X4 && edges[mode].needs_topright) {
if (have_top && have_right &&
n_px_need + n_px_need_tr <= n_px_have) {
memcpy(&(*a)[4], &top[4], 4);
} else {
memset(&(*a)[4], (*a)[3], 4);
}
}
}
}
if (edges[mode].needs_left) {
if (have_left) {
int i;
int n_px_need = 4 << tx;
int n_px_have = (((s->rows - row) << !p) - y) * 4;
uint8_t *dst = x == 0 ? dst_edge : dst_inner;
ptrdiff_t stride = x == 0 ? stride_edge : stride_inner;
if (n_px_need <= n_px_have) {
for (i = 0; i < n_px_need; i++)
l[i] = dst[i * stride - 1];
} else {
for (i = 0; i < n_px_have; i++)
l[i] = dst[i * stride - 1];
memset(&l[i], l[i - 1], n_px_need - n_px_have);
}
} else {
memset(l, 129, 4 << tx);
}
}
return mode;
} | ['static void intra_recon(AVCodecContext *avctx, ptrdiff_t y_off, ptrdiff_t uv_off)\n{\n VP9Context *s = avctx->priv_data;\n VP9Block *const b = &s->b;\n int row = b->row, col = b->col;\n int w4 = bwh_tab[1][b->bs][0] << 1, step1d = 1 << b->tx, n;\n int h4 = bwh_tab[1][b->bs][1] << 1, x, y, step = 1 << (b->tx * 2);\n int end_x = FFMIN(2 * (s->cols - col), w4);\n int end_y = FFMIN(2 * (s->rows - row), h4);\n int tx = 4 * s->lossless + b->tx, uvtx = b->uvtx + 4 * s->lossless;\n int uvstep1d = 1 << b->uvtx, p;\n uint8_t *dst = b->dst[0], *dst_r = s->cur_frame->data[0] + y_off;\n for (n = 0, y = 0; y < end_y; y += step1d) {\n uint8_t *ptr = dst, *ptr_r = dst_r;\n for (x = 0; x < end_x;\n x += step1d, ptr += 4 * step1d, ptr_r += 4 * step1d, n += step) {\n int mode = b->mode[b->bs > BS_8x8 && b->tx == TX_4X4 ?\n y * 2 + x : 0];\n LOCAL_ALIGNED_16(uint8_t, a_buf, [48]);\n uint8_t *a = &a_buf[16], l[32];\n enum TxfmType txtp = ff_vp9_intra_txfm_type[mode];\n int eob = b->tx > TX_8X8 ? AV_RN16A(&s->eob[n]) : s->eob[n];\n mode = check_intra_mode(s, mode, &a, ptr_r,\n s->cur_frame->linesize[0],\n ptr, b->y_stride, l,\n col, x, w4, row, y, b->tx, 0);\n s->dsp.intra_pred[b->tx][mode](ptr, b->y_stride, l, a);\n if (eob)\n s->dsp.itxfm_add[tx][txtp](ptr, b->y_stride,\n s->block + 16 * n, eob);\n }\n dst_r += 4 * s->cur_frame->linesize[0] * step1d;\n dst += 4 * b->y_stride * step1d;\n }\n h4 >>= 1;\n w4 >>= 1;\n end_x >>= 1;\n end_y >>= 1;\n step = 1 << (b->uvtx * 2);\n for (p = 0; p < 2; p++) {\n dst = b->dst[1 + p];\n dst_r = s->cur_frame->data[1 + p] + uv_off;\n for (n = 0, y = 0; y < end_y; y += uvstep1d) {\n uint8_t *ptr = dst, *ptr_r = dst_r;\n for (x = 0; x < end_x;\n x += uvstep1d, ptr += 4 * uvstep1d,\n ptr_r += 4 * uvstep1d, n += step) {\n int mode = b->uvmode;\n LOCAL_ALIGNED_16(uint8_t, a_buf, [48]);\n uint8_t *a = &a_buf[16], l[32];\n int eob = b->uvtx > TX_8X8 ? AV_RN16A(&s->uveob[p][n])\n : s->uveob[p][n];\n mode = check_intra_mode(s, mode, &a, ptr_r,\n s->cur_frame->linesize[1],\n ptr, b->uv_stride, l,\n col, x, w4, row, y, b->uvtx, p + 1);\n s->dsp.intra_pred[b->uvtx][mode](ptr, b->uv_stride, l, a);\n if (eob)\n s->dsp.itxfm_add[uvtx][DCT_DCT](ptr, b->uv_stride,\n s->uvblock[p] + 16 * n,\n eob);\n }\n dst_r += 4 * uvstep1d * s->cur_frame->linesize[1];\n dst += 4 * uvstep1d * b->uv_stride;\n }\n }\n}', 'static av_always_inline int check_intra_mode(VP9Context *s, int mode,\n uint8_t **a,\n uint8_t *dst_edge,\n ptrdiff_t stride_edge,\n uint8_t *dst_inner,\n ptrdiff_t stride_inner,\n uint8_t *l, int col, int x, int w,\n int row, int y, enum TxfmMode tx,\n int p)\n{\n int have_top = row > 0 || y > 0;\n int have_left = col > s->tiling.tile_col_start || x > 0;\n int have_right = x < w - 1;\n static const uint8_t mode_conv[10][2 ][2 ] = {\n [VERT_PRED] = { { DC_127_PRED, VERT_PRED },\n { DC_127_PRED, VERT_PRED } },\n [HOR_PRED] = { { DC_129_PRED, DC_129_PRED },\n { HOR_PRED, HOR_PRED } },\n [DC_PRED] = { { DC_128_PRED, TOP_DC_PRED },\n { LEFT_DC_PRED, DC_PRED } },\n [DIAG_DOWN_LEFT_PRED] = { { DC_127_PRED, DIAG_DOWN_LEFT_PRED },\n { DC_127_PRED, DIAG_DOWN_LEFT_PRED } },\n [DIAG_DOWN_RIGHT_PRED] = { { DIAG_DOWN_RIGHT_PRED, DIAG_DOWN_RIGHT_PRED },\n { DIAG_DOWN_RIGHT_PRED, DIAG_DOWN_RIGHT_PRED } },\n [VERT_RIGHT_PRED] = { { VERT_RIGHT_PRED, VERT_RIGHT_PRED },\n { VERT_RIGHT_PRED, VERT_RIGHT_PRED } },\n [HOR_DOWN_PRED] = { { HOR_DOWN_PRED, HOR_DOWN_PRED },\n { HOR_DOWN_PRED, HOR_DOWN_PRED } },\n [VERT_LEFT_PRED] = { { DC_127_PRED, VERT_LEFT_PRED },\n { DC_127_PRED, VERT_LEFT_PRED } },\n [HOR_UP_PRED] = { { DC_129_PRED, DC_129_PRED },\n { HOR_UP_PRED, HOR_UP_PRED } },\n [TM_VP8_PRED] = { { DC_129_PRED, VERT_PRED },\n { HOR_PRED, TM_VP8_PRED } },\n };\n static const struct {\n uint8_t needs_left:1;\n uint8_t needs_top:1;\n uint8_t needs_topleft:1;\n uint8_t needs_topright:1;\n } edges[N_INTRA_PRED_MODES] = {\n [VERT_PRED] = { .needs_top = 1 },\n [HOR_PRED] = { .needs_left = 1 },\n [DC_PRED] = { .needs_top = 1, .needs_left = 1 },\n [DIAG_DOWN_LEFT_PRED] = { .needs_top = 1, .needs_topright = 1 },\n [DIAG_DOWN_RIGHT_PRED] = { .needs_left = 1, .needs_top = 1,\n .needs_topleft = 1 },\n [VERT_RIGHT_PRED] = { .needs_left = 1, .needs_top = 1,\n .needs_topleft = 1 },\n [HOR_DOWN_PRED] = { .needs_left = 1, .needs_top = 1,\n .needs_topleft = 1 },\n [VERT_LEFT_PRED] = { .needs_top = 1, .needs_topright = 1 },\n [HOR_UP_PRED] = { .needs_left = 1 },\n [TM_VP8_PRED] = { .needs_left = 1, .needs_top = 1,\n .needs_topleft = 1 },\n [LEFT_DC_PRED] = { .needs_left = 1 },\n [TOP_DC_PRED] = { .needs_top = 1 },\n [DC_128_PRED] = { 0 },\n [DC_127_PRED] = { 0 },\n [DC_129_PRED] = { 0 }\n };\n av_assert2(mode >= 0 && mode < 10);\n mode = mode_conv[mode][have_left][have_top];\n if (edges[mode].needs_top) {\n uint8_t *top = NULL, *topleft = NULL;\n int n_px_need = 4 << tx, n_px_have = (((s->cols - col) << !p) - x) * 4;\n int n_px_need_tr = 0;\n if (tx == TX_4X4 && edges[mode].needs_topright && have_right)\n n_px_need_tr = 4;\n if (have_top) {\n top = !(row & 7) && !y ?\n s->intra_pred_data[p] + col * (8 >> !!p) + x * 4 :\n y == 0 ? &dst_edge[-stride_edge] : &dst_inner[-stride_inner];\n if (have_left)\n topleft = !(row & 7) && !y ?\n s->intra_pred_data[p] + col * (8 >> !!p) + x * 4 :\n y == 0 || x == 0 ? &dst_edge[-stride_edge] :\n &dst_inner[-stride_inner];\n }\n if (have_top &&\n (!edges[mode].needs_topleft || (have_left && top == topleft)) &&\n (tx != TX_4X4 || !edges[mode].needs_topright || have_right) &&\n n_px_need + n_px_need_tr <= n_px_have) {\n *a = top;\n } else {\n if (have_top) {\n if (n_px_need <= n_px_have) {\n memcpy(*a, top, n_px_need);\n } else {\n memcpy(*a, top, n_px_have);\n memset(&(*a)[n_px_have], (*a)[n_px_have - 1],\n n_px_need - n_px_have);\n }\n } else {\n memset(*a, 127, n_px_need);\n }\n if (edges[mode].needs_topleft) {\n if (have_left && have_top)\n (*a)[-1] = topleft[-1];\n else\n (*a)[-1] = have_top ? 129 : 127;\n }\n if (tx == TX_4X4 && edges[mode].needs_topright) {\n if (have_top && have_right &&\n n_px_need + n_px_need_tr <= n_px_have) {\n memcpy(&(*a)[4], &top[4], 4);\n } else {\n memset(&(*a)[4], (*a)[3], 4);\n }\n }\n }\n }\n if (edges[mode].needs_left) {\n if (have_left) {\n int i;\n int n_px_need = 4 << tx;\n int n_px_have = (((s->rows - row) << !p) - y) * 4;\n uint8_t *dst = x == 0 ? dst_edge : dst_inner;\n ptrdiff_t stride = x == 0 ? stride_edge : stride_inner;\n if (n_px_need <= n_px_have) {\n for (i = 0; i < n_px_need; i++)\n l[i] = dst[i * stride - 1];\n } else {\n for (i = 0; i < n_px_have; i++)\n l[i] = dst[i * stride - 1];\n memset(&l[i], l[i - 1], n_px_need - n_px_have);\n }\n } else {\n memset(l, 129, 4 << tx);\n }\n }\n return mode;\n}'] |
11,829 | 0 | https://github.com/nginx/nginx/blob/70f7141074896fb1ff3e5fc08407ea0f64f2076b/src/core/ngx_sha1.c/#L236 | static const u_char *
ngx_sha1_body(ngx_sha1_t *ctx, const u_char *data, size_t size)
{
uint32_t a, b, c, d, e, temp;
uint32_t saved_a, saved_b, saved_c, saved_d, saved_e;
uint32_t words[80];
ngx_uint_t i;
const u_char *p;
p = data;
a = ctx->a;
b = ctx->b;
c = ctx->c;
d = ctx->d;
e = ctx->e;
do {
saved_a = a;
saved_b = b;
saved_c = c;
saved_d = d;
saved_e = e;
for (i = 0; i < 16; i++) {
words[i] = GET(i);
}
for (i = 16; i < 80; i++) {
words[i] = ROTATE(1, words[i - 3] ^ words[i - 8] ^ words[i - 14]
^ words[i - 16]);
}
STEP(F1, a, b, c, d, e, words[0], 0x5a827999);
STEP(F1, a, b, c, d, e, words[1], 0x5a827999);
STEP(F1, a, b, c, d, e, words[2], 0x5a827999);
STEP(F1, a, b, c, d, e, words[3], 0x5a827999);
STEP(F1, a, b, c, d, e, words[4], 0x5a827999);
STEP(F1, a, b, c, d, e, words[5], 0x5a827999);
STEP(F1, a, b, c, d, e, words[6], 0x5a827999);
STEP(F1, a, b, c, d, e, words[7], 0x5a827999);
STEP(F1, a, b, c, d, e, words[8], 0x5a827999);
STEP(F1, a, b, c, d, e, words[9], 0x5a827999);
STEP(F1, a, b, c, d, e, words[10], 0x5a827999);
STEP(F1, a, b, c, d, e, words[11], 0x5a827999);
STEP(F1, a, b, c, d, e, words[12], 0x5a827999);
STEP(F1, a, b, c, d, e, words[13], 0x5a827999);
STEP(F1, a, b, c, d, e, words[14], 0x5a827999);
STEP(F1, a, b, c, d, e, words[15], 0x5a827999);
STEP(F1, a, b, c, d, e, words[16], 0x5a827999);
STEP(F1, a, b, c, d, e, words[17], 0x5a827999);
STEP(F1, a, b, c, d, e, words[18], 0x5a827999);
STEP(F1, a, b, c, d, e, words[19], 0x5a827999);
STEP(F2, a, b, c, d, e, words[20], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[21], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[22], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[23], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[24], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[25], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[26], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[27], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[28], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[29], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[30], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[31], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[32], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[33], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[34], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[35], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[36], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[37], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[38], 0x6ed9eba1);
STEP(F2, a, b, c, d, e, words[39], 0x6ed9eba1);
STEP(F3, a, b, c, d, e, words[40], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[41], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[42], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[43], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[44], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[45], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[46], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[47], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[48], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[49], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[50], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[51], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[52], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[53], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[54], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[55], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[56], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[57], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[58], 0x8f1bbcdc);
STEP(F3, a, b, c, d, e, words[59], 0x8f1bbcdc);
STEP(F2, a, b, c, d, e, words[60], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[61], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[62], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[63], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[64], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[65], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[66], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[67], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[68], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[69], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[70], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[71], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[72], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[73], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[74], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[75], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[76], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[77], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[78], 0xca62c1d6);
STEP(F2, a, b, c, d, e, words[79], 0xca62c1d6);
a += saved_a;
b += saved_b;
c += saved_c;
d += saved_d;
e += saved_e;
p += 64;
} while (size -= 64);
ctx->a = a;
ctx->b = b;
ctx->c = c;
ctx->d = d;
ctx->e = e;
return p;
} | ['static const u_char *\nngx_sha1_body(ngx_sha1_t *ctx, const u_char *data, size_t size)\n{\n uint32_t a, b, c, d, e, temp;\n uint32_t saved_a, saved_b, saved_c, saved_d, saved_e;\n uint32_t words[80];\n ngx_uint_t i;\n const u_char *p;\n p = data;\n a = ctx->a;\n b = ctx->b;\n c = ctx->c;\n d = ctx->d;\n e = ctx->e;\n do {\n saved_a = a;\n saved_b = b;\n saved_c = c;\n saved_d = d;\n saved_e = e;\n for (i = 0; i < 16; i++) {\n words[i] = GET(i);\n }\n for (i = 16; i < 80; i++) {\n words[i] = ROTATE(1, words[i - 3] ^ words[i - 8] ^ words[i - 14]\n ^ words[i - 16]);\n }\n STEP(F1, a, b, c, d, e, words[0], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[1], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[2], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[3], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[4], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[5], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[6], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[7], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[8], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[9], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[10], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[11], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[12], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[13], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[14], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[15], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[16], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[17], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[18], 0x5a827999);\n STEP(F1, a, b, c, d, e, words[19], 0x5a827999);\n STEP(F2, a, b, c, d, e, words[20], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[21], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[22], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[23], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[24], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[25], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[26], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[27], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[28], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[29], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[30], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[31], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[32], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[33], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[34], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[35], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[36], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[37], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[38], 0x6ed9eba1);\n STEP(F2, a, b, c, d, e, words[39], 0x6ed9eba1);\n STEP(F3, a, b, c, d, e, words[40], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[41], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[42], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[43], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[44], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[45], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[46], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[47], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[48], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[49], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[50], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[51], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[52], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[53], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[54], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[55], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[56], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[57], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[58], 0x8f1bbcdc);\n STEP(F3, a, b, c, d, e, words[59], 0x8f1bbcdc);\n STEP(F2, a, b, c, d, e, words[60], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[61], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[62], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[63], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[64], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[65], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[66], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[67], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[68], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[69], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[70], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[71], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[72], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[73], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[74], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[75], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[76], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[77], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[78], 0xca62c1d6);\n STEP(F2, a, b, c, d, e, words[79], 0xca62c1d6);\n a += saved_a;\n b += saved_b;\n c += saved_c;\n d += saved_d;\n e += saved_e;\n p += 64;\n } while (size -= 64);\n ctx->a = a;\n ctx->b = b;\n ctx->c = c;\n ctx->d = d;\n ctx->e = e;\n return p;\n}'] |
11,830 | 0 | https://github.com/openssl/openssl/blob/9dd4ac8cf17f2afd636e85ae0111d1df4104a475/test/evp_extra_test.c/#L263 | static int test_EVP_DigestSignInit(void)
{
int ret = 0;
EVP_PKEY *pkey = NULL;
unsigned char *sig = NULL;
size_t sig_len = 0;
EVP_MD_CTX *md_ctx, *md_ctx_verify;
md_ctx = EVP_MD_CTX_new();
md_ctx_verify = EVP_MD_CTX_new();
if (md_ctx == NULL || md_ctx_verify == NULL)
goto out;
pkey = load_example_rsa_key();
if (pkey == NULL ||
!EVP_DigestSignInit(md_ctx, NULL, EVP_sha256(), NULL, pkey) ||
!EVP_DigestSignUpdate(md_ctx, kMsg, sizeof(kMsg))) {
goto out;
}
if (!EVP_DigestSignFinal(md_ctx, NULL, &sig_len)) {
goto out;
}
if (sig_len != (size_t)EVP_PKEY_size(pkey)) {
fprintf(stderr, "sig_len mismatch\n");
goto out;
}
sig = OPENSSL_malloc(sig_len);
if (sig == NULL || !EVP_DigestSignFinal(md_ctx, sig, &sig_len)) {
goto out;
}
if (!EVP_DigestVerifyInit(md_ctx_verify, NULL, EVP_sha256(), NULL, pkey)
|| !EVP_DigestVerifyUpdate(md_ctx_verify, kMsg, sizeof(kMsg))
|| !EVP_DigestVerifyFinal(md_ctx_verify, sig, sig_len)) {
goto out;
}
ret = 1;
out:
if (!ret) {
ERR_print_errors_fp(stderr);
}
EVP_MD_CTX_free(md_ctx);
EVP_MD_CTX_free(md_ctx_verify);
EVP_PKEY_free(pkey);
OPENSSL_free(sig);
return ret;
} | ['static int test_EVP_DigestSignInit(void)\n{\n int ret = 0;\n EVP_PKEY *pkey = NULL;\n unsigned char *sig = NULL;\n size_t sig_len = 0;\n EVP_MD_CTX *md_ctx, *md_ctx_verify;\n md_ctx = EVP_MD_CTX_new();\n md_ctx_verify = EVP_MD_CTX_new();\n if (md_ctx == NULL || md_ctx_verify == NULL)\n goto out;\n pkey = load_example_rsa_key();\n if (pkey == NULL ||\n !EVP_DigestSignInit(md_ctx, NULL, EVP_sha256(), NULL, pkey) ||\n !EVP_DigestSignUpdate(md_ctx, kMsg, sizeof(kMsg))) {\n goto out;\n }\n if (!EVP_DigestSignFinal(md_ctx, NULL, &sig_len)) {\n goto out;\n }\n if (sig_len != (size_t)EVP_PKEY_size(pkey)) {\n fprintf(stderr, "sig_len mismatch\\n");\n goto out;\n }\n sig = OPENSSL_malloc(sig_len);\n if (sig == NULL || !EVP_DigestSignFinal(md_ctx, sig, &sig_len)) {\n goto out;\n }\n if (!EVP_DigestVerifyInit(md_ctx_verify, NULL, EVP_sha256(), NULL, pkey)\n || !EVP_DigestVerifyUpdate(md_ctx_verify, kMsg, sizeof(kMsg))\n || !EVP_DigestVerifyFinal(md_ctx_verify, sig, sig_len)) {\n goto out;\n }\n ret = 1;\n out:\n if (!ret) {\n ERR_print_errors_fp(stderr);\n }\n EVP_MD_CTX_free(md_ctx);\n EVP_MD_CTX_free(md_ctx_verify);\n EVP_PKEY_free(pkey);\n OPENSSL_free(sig);\n return ret;\n}', 'EVP_MD_CTX *EVP_MD_CTX_new(void)\n{\n return OPENSSL_zalloc(sizeof(EVP_MD_CTX));\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n void *ret = CRYPTO_malloc(num, file, line);\n FAILTEST();\n if (ret != NULL)\n memset(ret, 0, num);\n return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n osslargused(file); osslargused(line);\n ret = malloc(num);\n#endif\n return ret;\n}', 'void ERR_print_errors_fp(FILE *fp)\n{\n BIO *bio = BIO_new_fp(fp, BIO_NOCLOSE);\n if (bio == NULL)\n return;\n ERR_print_errors_cb(print_bio, bio);\n BIO_free(bio);\n}', 'BIO *BIO_new_fp(FILE *stream, int close_flag)\n{\n BIO *ret;\n if ((ret = BIO_new(BIO_s_file())) == NULL)\n return (NULL);\n BIO_set_flags(ret, BIO_FLAGS_UPLINK);\n BIO_set_fp(ret, stream, close_flag);\n return (ret);\n}', 'const BIO_METHOD *BIO_s_file(void)\n{\n return (&methods_filep);\n}', 'void EVP_MD_CTX_free(EVP_MD_CTX *ctx)\n{\n EVP_MD_CTX_reset(ctx);\n OPENSSL_free(ctx);\n}', 'void CRYPTO_free(void *str, const char *file, int line)\n{\n if (free_impl != NULL && free_impl != &CRYPTO_free) {\n free_impl(str, file, line);\n return;\n }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_free(str, 0, file, line);\n free(str);\n CRYPTO_mem_debug_free(str, 1, file, line);\n } else {\n free(str);\n }\n#else\n free(str);\n#endif\n}'] |
11,831 | 0 | https://github.com/openssl/openssl/blob/8da94770f0a049497b1a52ee469cca1f4a13b1a7/crypto/bn/bn_ctx.c/#L328 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx,\n BN_MONT_CTX *in_mont)\n{\n int i, bits, ret = 0, window, wvalue;\n int top;\n BN_MONT_CTX *mont = NULL;\n int numPowers;\n unsigned char *powerbufFree = NULL;\n int powerbufLen = 0;\n unsigned char *powerbuf = NULL;\n BIGNUM tmp, am;\n#if defined(SPARC_T4_MONT)\n unsigned int t4 = 0;\n#endif\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_CONSTTIME, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n top = m->top;\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n#ifdef RSAZ_ENABLED\n if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)\n && rsaz_avx2_eligible()) {\n if (NULL == bn_wexpand(rr, 16))\n goto err;\n RSAZ_1024_mod_exp_avx2(rr->d, a->d, p->d, m->d, mont->RR.d,\n mont->n0[0]);\n rr->top = 16;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n } else if ((8 == a->top) && (8 == p->top) && (BN_num_bits(m) == 512)) {\n if (NULL == bn_wexpand(rr, 8))\n goto err;\n RSAZ_512_mod_exp(rr->d, a->d, p->d, m->d, mont->n0[0], mont->RR.d);\n rr->top = 8;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n }\n#endif\n window = BN_window_bits_for_ctime_exponent_size(bits);\n#if defined(SPARC_T4_MONT)\n if (window >= 5 && (top & 15) == 0 && top <= 64 &&\n (OPENSSL_sparcv9cap_P[1] & (CFR_MONTMUL | CFR_MONTSQR)) ==\n (CFR_MONTMUL | CFR_MONTSQR) && (t4 = OPENSSL_sparcv9cap_P[0]))\n window = 5;\n else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window >= 5) {\n window = 5;\n if ((top & 7) == 0)\n powerbufLen += 2 * top * sizeof(m->d[0]);\n }\n#endif\n (void)0;\n numPowers = 1 << window;\n powerbufLen += sizeof(m->d[0]) * (top * numPowers +\n ((2 * top) >\n numPowers ? (2 * top) : numPowers));\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree =\n alloca(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH);\n else\n#endif\n if ((powerbufFree =\n OPENSSL_malloc(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH))\n == NULL)\n goto err;\n powerbuf = MOD_EXP_CTIME_ALIGN(powerbufFree);\n memset(powerbuf, 0, powerbufLen);\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree = NULL;\n#endif\n tmp.d = (BN_ULONG *)(powerbuf + sizeof(m->d[0]) * top * numPowers);\n am.d = tmp.d + top;\n tmp.top = am.top = 0;\n tmp.dmax = am.dmax = top;\n tmp.neg = am.neg = 0;\n tmp.flags = am.flags = BN_FLG_STATIC_DATA;\n#if 1\n if (m->d[top - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n tmp.d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < top; i++)\n tmp.d[i] = (~m->d[i]) & BN_MASK2;\n tmp.top = top;\n } else\n#endif\n if (!BN_to_montgomery(&tmp, BN_value_one(), mont, ctx))\n goto err;\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_mod(&am, a, m, ctx))\n goto err;\n if (!BN_to_montgomery(&am, &am, mont, ctx))\n goto err;\n } else if (!BN_to_montgomery(&am, a, mont, ctx))\n goto err;\n#if defined(SPARC_T4_MONT)\n if (t4) {\n typedef int (*bn_pwr5_mont_f) (BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_8(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_16(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_24(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_32(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n static const bn_pwr5_mont_f pwr5_funcs[4] = {\n bn_pwr5_mont_t4_8, bn_pwr5_mont_t4_16,\n bn_pwr5_mont_t4_24, bn_pwr5_mont_t4_32\n };\n bn_pwr5_mont_f pwr5_worker = pwr5_funcs[top / 16 - 1];\n typedef int (*bn_mul_mont_f) (BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_8(BN_ULONG *rp, const BN_ULONG *ap, const void *bp,\n const BN_ULONG *np, const BN_ULONG *n0);\n int bn_mul_mont_t4_16(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_24(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_32(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n static const bn_mul_mont_f mul_funcs[4] = {\n bn_mul_mont_t4_8, bn_mul_mont_t4_16,\n bn_mul_mont_t4_24, bn_mul_mont_t4_32\n };\n bn_mul_mont_f mul_worker = mul_funcs[top / 16 - 1];\n void bn_mul_mont_vis3(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_gather5_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_flip_n_scatter5_t4(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5_t4(BN_ULONG *out, size_t num,\n void *table, size_t power);\n void bn_flip_t4(BN_ULONG *dst, BN_ULONG *src, size_t num);\n BN_ULONG *np = mont->N.d, *n0 = mont->n0;\n int stride = 5 * (6 - (top / 16 - 1));\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 0);\n bn_flip_n_scatter5_t4(am.d, top, powerbuf, 1);\n if (!(*mul_worker) (tmp.d, am.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, am.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, am.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 2);\n for (i = 3; i < 32; i++) {\n if (!(*mul_worker) (tmp.d, tmp.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, tmp.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, tmp.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, i);\n }\n np = alloca(top * sizeof(BN_ULONG));\n top /= 2;\n bn_flip_t4(np, mont->N.d, top);\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5_t4(tmp.d, top, powerbuf, wvalue);\n while (bits >= 0) {\n if (bits < stride)\n stride = bits + 1;\n bits -= stride;\n wvalue = bn_get_bits(p, bits + 1);\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n bits += stride - 5;\n wvalue >>= stride - 5;\n wvalue &= 31;\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5_t4(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n }\n bn_flip_t4(tmp.d, tmp.d, top);\n top *= 2;\n tmp.top = top;\n bn_correct_top(&tmp);\n OPENSSL_cleanse(np, top * sizeof(BN_ULONG));\n } else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window == 5 && top > 1) {\n void bn_mul_mont_gather5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_scatter5(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5(BN_ULONG *out, size_t num, void *table, size_t power);\n void bn_power5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n int bn_get_bits5(const BN_ULONG *ap, int off);\n int bn_from_montgomery(BN_ULONG *rp, const BN_ULONG *ap,\n const BN_ULONG *not_used, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n BN_ULONG *np = mont->N.d, *n0 = mont->n0, *np2;\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n if (top & 7)\n np2 = np;\n else\n for (np2 = am.d + top, i = 0; i < top; i++)\n np2[2 * i] = np[i];\n bn_scatter5(tmp.d, top, powerbuf, 0);\n bn_scatter5(am.d, am.top, powerbuf, 1);\n bn_mul_mont(tmp.d, am.d, am.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2);\n# if 0\n for (i = 3; i < 32; i++) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np2, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# else\n for (i = 4; i < 32; i *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n for (i = 3; i < 8; i += 2) {\n int j;\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np2, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n for (j = 2 * i; j < 32; j *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, j);\n }\n }\n for (; i < 16; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np2, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2 * i);\n }\n for (; i < 32; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np2, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# endif\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5(tmp.d, top, powerbuf, wvalue);\n if (top & 7)\n while (bits >= 0) {\n for (wvalue = 0, i = 0; i < 5; i++, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n } else {\n while (bits >= 0) {\n wvalue = bn_get_bits5(p->d, bits - 4);\n bits -= 5;\n bn_power5(tmp.d, tmp.d, powerbuf, np2, n0, top, wvalue);\n }\n }\n ret = bn_from_montgomery(tmp.d, tmp.d, NULL, np2, n0, top);\n tmp.top = top;\n bn_correct_top(&tmp);\n if (ret) {\n if (!BN_copy(rr, &tmp))\n ret = 0;\n goto err;\n }\n } else\n#endif\n {\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 0, numPowers))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&am, top, powerbuf, 1, numPowers))\n goto err;\n if (window > 1) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &am, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF\n (&tmp, top, powerbuf, 2, numPowers))\n goto err;\n for (i = 3; i < numPowers; i++) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &tmp, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF\n (&tmp, top, powerbuf, i, numPowers))\n goto err;\n }\n }\n bits--;\n for (wvalue = 0, i = bits % window; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF\n (&tmp, top, powerbuf, wvalue, numPowers))\n goto err;\n while (bits >= 0) {\n wvalue = 0;\n for (i = 0; i < window; i++, bits--) {\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &tmp, mont, ctx))\n goto err;\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n }\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF\n (&am, top, powerbuf, wvalue, numPowers))\n goto err;\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &am, mont, ctx))\n goto err;\n }\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n am.d[0] = 1;\n for (i = 1; i < top; i++)\n am.d[i] = 0;\n if (!BN_mod_mul_montgomery(rr, &tmp, &am, mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, &tmp, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n if (powerbuf != NULL) {\n OPENSSL_cleanse(powerbuf, powerbufLen);\n OPENSSL_free(powerbufFree);\n }\n BN_CTX_end(ctx);\n return (ret);\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_start", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG_EXIT(ctx);\n}', 'int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,\n BN_CTX *ctx)\n{\n return BN_mod_mul_montgomery(r, a, &(mont->RR), mont, ctx);\n}', 'int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n BN_MONT_CTX *mont, BN_CTX *ctx)\n{\n BIGNUM *tmp;\n int ret = 0;\n#if defined(OPENSSL_BN_ASM_MONT) && defined(MONT_WORD)\n int num = mont->N.top;\n if (num > 1 && a->top == num && b->top == num) {\n if (bn_wexpand(r, num) == NULL)\n return (0);\n if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {\n r->neg = a->neg ^ b->neg;\n r->top = num;\n bn_correct_top(r);\n return (1);\n }\n }\n#endif\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n if (tmp == NULL)\n goto err;\n bn_check_top(tmp);\n if (a == b) {\n if (!BN_sqr(tmp, a, ctx))\n goto err;\n } else {\n if (!BN_mul(tmp, a, b, ctx))\n goto err;\n }\n#ifdef MONT_WORD\n if (!BN_from_montgomery_word(r, tmp, mont))\n goto err;\n#else\n if (!BN_from_montgomery(r, tmp, mont, ctx))\n goto err;\n#endif\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int max, al;\n int ret = 0;\n BIGNUM *tmp, *rr;\n bn_check_top(a);\n al = a->top;\n if (al <= 0) {\n r->top = 0;\n r->neg = 0;\n return 1;\n }\n BN_CTX_start(ctx);\n rr = (a != r) ? r : BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n if (!rr || !tmp)\n goto err;\n max = 2 * al;\n if (bn_wexpand(rr, max) == NULL)\n goto err;\n if (al == 4) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[8];\n bn_sqr_normal(rr->d, a->d, 4, t);\n#else\n bn_sqr_comba4(rr->d, a->d);\n#endif\n } else if (al == 8) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[16];\n bn_sqr_normal(rr->d, a->d, 8, t);\n#else\n bn_sqr_comba8(rr->d, a->d);\n#endif\n } else {\n#if defined(BN_RECURSION)\n if (al < BN_SQR_RECURSIVE_SIZE_NORMAL) {\n BN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL * 2];\n bn_sqr_normal(rr->d, a->d, al, t);\n } else {\n int j, k;\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n if (al == j) {\n if (bn_wexpand(tmp, k * 2) == NULL)\n goto err;\n bn_sqr_recursive(rr->d, a->d, al, tmp->d);\n } else {\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n }\n }\n#else\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n#endif\n }\n rr->neg = 0;\n if (a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n rr->top = max - 1;\n else\n rr->top = max;\n if (rr != r)\n BN_copy(r, rr);\n ret = 1;\n err:\n bn_check_top(rr);\n bn_check_top(tmp);\n BN_CTX_end(ctx);\n return (ret);\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_end", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG_EXIT(ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,832 | 0 | https://github.com/openssl/openssl/blob/16bce0e08b16b28a1953795bde3f913957b08ef2/ssl/packet.c/#L46 | int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
{
assert(pkt->subs != NULL && len != 0);
if (pkt->subs == NULL || len == 0)
return 0;
if (pkt->maxsize - pkt->written < len)
return 0;
if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
size_t newlen;
size_t reflen;
reflen = (len > pkt->buf->length) ? len : pkt->buf->length;
if (reflen > SIZE_MAX / 2) {
newlen = SIZE_MAX;
} else {
newlen = reflen * 2;
if (newlen < DEFAULT_BUF_SIZE)
newlen = DEFAULT_BUF_SIZE;
}
if (BUF_MEM_grow(pkt->buf, newlen) == 0)
return 0;
}
*allocbytes = GETBUF(pkt) + pkt->curr;
return 1;
} | ['int tls_construct_client_hello(SSL *s, WPACKET *pkt)\n{\n unsigned char *p;\n size_t sess_id_len;\n int i, protverr;\n int al = SSL_AD_HANDSHAKE_FAILURE;\n#ifndef OPENSSL_NO_COMP\n SSL_COMP *comp;\n#endif\n SSL_SESSION *sess = s->session;\n if (!WPACKET_set_max_size(pkt, SSL3_RT_MAX_PLAIN_LENGTH)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n protverr = ssl_set_client_hello_version(s);\n if (protverr != 0) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, protverr);\n return 0;\n }\n if ((sess == NULL) || !ssl_version_supported(s, sess->ssl_version) ||\n (!sess->session_id_length && !sess->tlsext_tick) ||\n (sess->not_resumable)) {\n if (!ssl_get_new_session(s, 0))\n return 0;\n }\n p = s->s3->client_random;\n if (SSL_IS_DTLS(s)) {\n size_t idx;\n i = 1;\n for (idx = 0; idx < sizeof(s->s3->client_random); idx++) {\n if (p[idx]) {\n i = 0;\n break;\n }\n }\n } else\n i = 1;\n if (i && ssl_fill_hello_random(s, 0, p, sizeof(s->s3->client_random)) <= 0)\n return 0;\n if (!WPACKET_put_bytes_u16(pkt,\n (!SSL_IS_DTLS(s)\n && s->client_version >= TLS1_3_VERSION)\n ? TLS1_2_VERSION : s->client_version)\n || !WPACKET_memcpy(pkt, s->s3->client_random, SSL3_RANDOM_SIZE)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n if (s->new_session)\n sess_id_len = 0;\n else\n sess_id_len = s->session->session_id_length;\n if (sess_id_len > sizeof(s->session->session_id)\n || !WPACKET_start_sub_packet_u8(pkt)\n || (sess_id_len != 0 && !WPACKET_memcpy(pkt, s->session->session_id,\n sess_id_len))\n || !WPACKET_close(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n if (SSL_IS_DTLS(s)) {\n if (s->d1->cookie_len > sizeof(s->d1->cookie)\n || !WPACKET_sub_memcpy_u8(pkt, s->d1->cookie,\n s->d1->cookie_len)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n }\n if (!WPACKET_start_sub_packet_u16(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n if (!ssl_cipher_list_to_bytes(s, SSL_get_ciphers(s), pkt))\n return 0;\n if (!WPACKET_close(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n if (!WPACKET_start_sub_packet_u8(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n#ifndef OPENSSL_NO_COMP\n if (ssl_allow_compression(s) && s->ctx->comp_methods) {\n int compnum = sk_SSL_COMP_num(s->ctx->comp_methods);\n for (i = 0; i < compnum; i++) {\n comp = sk_SSL_COMP_value(s->ctx->comp_methods, i);\n if (!WPACKET_put_bytes_u8(pkt, comp->id)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n }\n }\n#endif\n if (!WPACKET_put_bytes_u8(pkt, 0) || !WPACKET_close(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n if (ssl_prepare_clienthello_tlsext(s) <= 0) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, SSL_R_CLIENTHELLO_TLSEXT);\n return 0;\n }\n if (!WPACKET_start_sub_packet_u16(pkt)\n || !WPACKET_set_flags(pkt, WPACKET_FLAGS_ABANDON_ON_ZERO_LENGTH)\n || !ssl_add_clienthello_tlsext(s, pkt, &al)\n || !WPACKET_close(pkt)) {\n ssl3_send_alert(s, SSL3_AL_FATAL, al);\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_HELLO, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n return 1;\n}', 'int WPACKET_set_max_size(WPACKET *pkt, size_t maxsize)\n{\n WPACKET_SUB *sub;\n size_t lenbytes;\n assert(pkt->subs != NULL);\n if (pkt->subs == NULL)\n return 0;\n for (sub = pkt->subs; sub->parent != NULL; sub = sub->parent)\n continue;\n lenbytes = sub->lenbytes;\n if (lenbytes == 0)\n lenbytes = sizeof(pkt->maxsize);\n if (maxmaxsize(lenbytes) < maxsize || maxsize < pkt->written)\n return 0;\n pkt->maxsize = maxsize;\n return 1;\n}', 'int WPACKET_put_bytes__(WPACKET *pkt, unsigned int val, size_t size)\n{\n unsigned char *data;\n assert(size <= sizeof(unsigned int));\n if (size > sizeof(unsigned int)\n || !WPACKET_allocate_bytes(pkt, size, &data)\n || !put_value(data, val, size))\n return 0;\n return 1;\n}', 'int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)\n{\n unsigned char *dest;\n if (len == 0)\n return 1;\n if (!WPACKET_allocate_bytes(pkt, len, &dest))\n return 0;\n memcpy(dest, src, len);\n return 1;\n}', 'int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)\n{\n WPACKET_SUB *sub;\n unsigned char *lenchars;\n assert(pkt->subs != NULL);\n if (pkt->subs == NULL)\n return 0;\n sub = OPENSSL_zalloc(sizeof(*sub));\n if (sub == NULL)\n return 0;\n sub->parent = pkt->subs;\n pkt->subs = sub;\n sub->pwritten = pkt->written + lenbytes;\n sub->lenbytes = lenbytes;\n if (lenbytes == 0) {\n sub->packet_len = 0;\n return 1;\n }\n if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))\n return 0;\n sub->packet_len = lenchars - GETBUF(pkt);\n return 1;\n}', 'int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n if (!WPACKET_reserve_bytes(pkt, len, allocbytes))\n return 0;\n pkt->written += len;\n pkt->curr += len;\n return 1;\n}', 'int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n assert(pkt->subs != NULL && len != 0);\n if (pkt->subs == NULL || len == 0)\n return 0;\n if (pkt->maxsize - pkt->written < len)\n return 0;\n if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {\n size_t newlen;\n size_t reflen;\n reflen = (len > pkt->buf->length) ? len : pkt->buf->length;\n if (reflen > SIZE_MAX / 2) {\n newlen = SIZE_MAX;\n } else {\n newlen = reflen * 2;\n if (newlen < DEFAULT_BUF_SIZE)\n newlen = DEFAULT_BUF_SIZE;\n }\n if (BUF_MEM_grow(pkt->buf, newlen) == 0)\n return 0;\n }\n *allocbytes = GETBUF(pkt) + pkt->curr;\n return 1;\n}'] |
11,833 | 0 | https://github.com/libav/libav/blob/fa0912fe50e59df72b7bf81f8838d2c6d9780343/libswscale/swscale.c/#L3395 | static SwsVector *sws_diffVec(SwsVector *a, SwsVector *b){
int length= FFMAX(a->length, b->length);
double *coeff= av_malloc(length*sizeof(double));
int i;
SwsVector *vec= av_malloc(sizeof(SwsVector));
vec->coeff= coeff;
vec->length= length;
for (i=0; i<length; i++) coeff[i]= 0.0;
for (i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];
for (i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]-= b->coeff[i];
return vec;
} | ['static SwsVector *sws_diffVec(SwsVector *a, SwsVector *b){\n int length= FFMAX(a->length, b->length);\n double *coeff= av_malloc(length*sizeof(double));\n int i;\n SwsVector *vec= av_malloc(sizeof(SwsVector));\n vec->coeff= coeff;\n vec->length= length;\n for (i=0; i<length; i++) coeff[i]= 0.0;\n for (i=0; i<a->length; i++) coeff[i + (length-1)/2 - (a->length-1)/2]+= a->coeff[i];\n for (i=0; i<b->length; i++) coeff[i + (length-1)/2 - (b->length-1)/2]-= b->coeff[i];\n return vec;\n}', 'void *av_malloc(unsigned int size)\n{\n void *ptr = NULL;\n#if CONFIG_MEMALIGN_HACK\n long diff;\n#endif\n if(size > (INT_MAX-16) )\n return NULL;\n#if CONFIG_MEMALIGN_HACK\n ptr = malloc(size+16);\n if(!ptr)\n return ptr;\n diff= ((-(long)ptr - 1)&15) + 1;\n ptr = (char*)ptr + diff;\n ((char*)ptr)[-1]= diff;\n#elif HAVE_POSIX_MEMALIGN\n if (posix_memalign(&ptr,16,size))\n ptr = NULL;\n#elif HAVE_MEMALIGN\n ptr = memalign(16,size);\n#else\n ptr = malloc(size);\n#endif\n return ptr;\n}'] |
11,834 | 0 | https://github.com/libav/libav/blob/c5fcdb440237f06f6c954185ab60970cabf786a2/libavcodec/h264.c/#L427 | static void await_references(H264Context *h)
{
MpegEncContext *const s = &h->s;
const int mb_xy = h->mb_xy;
const int mb_type = s->current_picture.f.mb_type[mb_xy];
int refs[2][48];
int nrefs[2] = { 0 };
int ref, list;
memset(refs, -1, sizeof(refs));
if (IS_16X16(mb_type)) {
get_lowest_part_y(h, refs, 0, 16, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
} else if (IS_16X8(mb_type)) {
get_lowest_part_y(h, refs, 0, 8, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
get_lowest_part_y(h, refs, 8, 8, 8,
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);
} else if (IS_8X16(mb_type)) {
get_lowest_part_y(h, refs, 0, 16, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
get_lowest_part_y(h, refs, 4, 16, 0,
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);
} else {
int i;
assert(IS_8X8(mb_type));
for (i = 0; i < 4; i++) {
const int sub_mb_type = h->sub_mb_type[i];
const int n = 4 * i;
int y_offset = (i & 2) << 2;
if (IS_SUB_8X8(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else if (IS_SUB_8X4(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 4, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
get_lowest_part_y(h, refs, n + 2, 4, y_offset + 4,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else if (IS_SUB_4X8(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
get_lowest_part_y(h, refs, n + 1, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else {
int j;
assert(IS_SUB_4X4(sub_mb_type));
for (j = 0; j < 4; j++) {
int sub_y_offset = y_offset + 2 * (j & 2);
get_lowest_part_y(h, refs, n + j, 4, sub_y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
}
}
}
}
for (list = h->list_count - 1; list >= 0; list--)
for (ref = 0; ref < 48 && nrefs[list]; ref++) {
int row = refs[list][ref];
if (row >= 0) {
Picture *ref_pic = &h->ref_list[list][ref];
int ref_field = ref_pic->f.reference - 1;
int ref_field_picture = ref_pic->field_picture;
int pic_height = 16 * s->mb_height >> ref_field_picture;
row <<= MB_MBAFF;
nrefs[list]--;
if (!FIELD_PICTURE && ref_field_picture) {
ff_thread_await_progress(&ref_pic->f,
FFMIN((row >> 1) - !(row & 1),
pic_height - 1),
1);
ff_thread_await_progress(&ref_pic->f,
FFMIN((row >> 1), pic_height - 1),
0);
} else if (FIELD_PICTURE && !ref_field_picture) {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row * 2 + ref_field,
pic_height - 1),
0);
} else if (FIELD_PICTURE) {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row, pic_height - 1),
ref_field);
} else {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row, pic_height - 1),
0);
}
}
}
} | ['static int decode_frame(AVCodecContext *avctx, void *data,\n int *got_frame, AVPacket *avpkt)\n{\n const uint8_t *buf = avpkt->data;\n int buf_size = avpkt->size;\n H264Context *h = avctx->priv_data;\n MpegEncContext *s = &h->s;\n AVFrame *pict = data;\n int buf_index = 0;\n s->flags = avctx->flags;\n s->flags2 = avctx->flags2;\nout:\n if (buf_size == 0) {\n Picture *out;\n int i, out_idx;\n s->current_picture_ptr = NULL;\n out = h->delayed_pic[0];\n out_idx = 0;\n for (i = 1;\n h->delayed_pic[i] &&\n !h->delayed_pic[i]->f.key_frame &&\n !h->delayed_pic[i]->mmco_reset;\n i++)\n if (h->delayed_pic[i]->poc < out->poc) {\n out = h->delayed_pic[i];\n out_idx = i;\n }\n for (i = out_idx; h->delayed_pic[i]; i++)\n h->delayed_pic[i] = h->delayed_pic[i + 1];\n if (out) {\n *got_frame = 1;\n *pict = out->f;\n }\n return buf_index;\n }\n buf_index = decode_nal_units(h, buf, buf_size, 0);\n if (buf_index < 0)\n return -1;\n if (!s->current_picture_ptr && h->nal_unit_type == NAL_END_SEQUENCE) {\n buf_size = 0;\n goto out;\n }\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS) && !s->current_picture_ptr) {\n if (avctx->skip_frame >= AVDISCARD_NONREF)\n return 0;\n av_log(avctx, AV_LOG_ERROR, "no frame!\\n");\n return -1;\n }\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS) ||\n (s->mb_y >= s->mb_height && s->mb_height)) {\n if (s->flags2 & CODEC_FLAG2_CHUNKS)\n decode_postinit(h, 1);\n field_end(h, 0);\n h->context_reinitialized = 0;\n if (!h->next_output_pic) {\n *got_frame = 0;\n } else {\n *got_frame = 1;\n *pict = h->next_output_pic->f;\n }\n }\n assert(pict->data[0] || !*got_frame);\n ff_print_debug_info(s, pict);\n return get_consumed_bytes(s, buf_index, buf_size);\n}', 'static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size,\n int parse_extradata)\n{\n MpegEncContext *const s = &h->s;\n AVCodecContext *const avctx = s->avctx;\n H264Context *hx;\n int buf_index;\n int context_count;\n int next_avc;\n int pass = !(avctx->active_thread_type & FF_THREAD_FRAME);\n int nals_needed = 0;\n int nal_index;\n h->max_contexts = s->slice_context_count;\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS)) {\n h->current_slice = 0;\n if (!s->first_field)\n s->current_picture_ptr = NULL;\n ff_h264_reset_sei(h);\n }\n for (; pass <= 1; pass++) {\n buf_index = 0;\n context_count = 0;\n next_avc = h->is_avc ? 0 : buf_size;\n nal_index = 0;\n for (;;) {\n int consumed;\n int dst_length;\n int bit_length;\n const uint8_t *ptr;\n int i, nalsize = 0;\n int err;\n if (buf_index >= next_avc) {\n if (buf_index >= buf_size - h->nal_length_size)\n break;\n nalsize = 0;\n for (i = 0; i < h->nal_length_size; i++)\n nalsize = (nalsize << 8) | buf[buf_index++];\n if (nalsize <= 0 || nalsize > buf_size - buf_index) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "AVC: nal size %d\\n", nalsize);\n break;\n }\n next_avc = buf_index + nalsize;\n } else {\n for (; buf_index + 3 < next_avc; buf_index++)\n if (buf[buf_index] == 0 &&\n buf[buf_index + 1] == 0 &&\n buf[buf_index + 2] == 1)\n break;\n if (buf_index + 3 >= buf_size) {\n buf_index = buf_size;\n break;\n }\n buf_index += 3;\n if (buf_index >= next_avc)\n continue;\n }\n hx = h->thread_context[context_count];\n ptr = ff_h264_decode_nal(hx, buf + buf_index, &dst_length,\n &consumed, next_avc - buf_index);\n if (ptr == NULL || dst_length < 0) {\n buf_index = -1;\n goto end;\n }\n i = buf_index + consumed;\n if ((s->workaround_bugs & FF_BUG_AUTODETECT) && i + 3 < next_avc &&\n buf[i] == 0x00 && buf[i + 1] == 0x00 &&\n buf[i + 2] == 0x01 && buf[i + 3] == 0xE0)\n s->workaround_bugs |= FF_BUG_TRUNCATED;\n if (!(s->workaround_bugs & FF_BUG_TRUNCATED))\n while (ptr[dst_length - 1] == 0 && dst_length > 0)\n dst_length--;\n bit_length = !dst_length ? 0\n : (8 * dst_length -\n decode_rbsp_trailing(h, ptr + dst_length - 1));\n if (s->avctx->debug & FF_DEBUG_STARTCODE)\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "NAL %d at %d/%d length %d\\n",\n hx->nal_unit_type, buf_index, buf_size, dst_length);\n if (h->is_avc && (nalsize != consumed) && nalsize)\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "AVC: Consumed only %d bytes instead of %d\\n",\n consumed, nalsize);\n buf_index += consumed;\n nal_index++;\n if (pass == 0) {\n switch (hx->nal_unit_type) {\n case NAL_SPS:\n case NAL_PPS:\n nals_needed = nal_index;\n break;\n case NAL_DPA:\n case NAL_IDR_SLICE:\n case NAL_SLICE:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n if (!get_ue_golomb(&hx->s.gb))\n nals_needed = nal_index;\n }\n continue;\n }\n if (avctx->skip_frame >= AVDISCARD_NONREF && h->nal_ref_idc == 0)\n continue;\nagain:\n if (parse_extradata && HAVE_THREADS &&\n (s->avctx->active_thread_type & FF_THREAD_FRAME) &&\n (hx->nal_unit_type != NAL_PPS &&\n hx->nal_unit_type != NAL_SPS)) {\n av_log(avctx, AV_LOG_INFO, "Ignoring NAL unit %d during "\n "extradata parsing\\n", hx->nal_unit_type);\n hx->nal_unit_type = NAL_FF_IGNORE;\n }\n err = 0;\n switch (hx->nal_unit_type) {\n case NAL_IDR_SLICE:\n if (h->nal_unit_type != NAL_IDR_SLICE) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Invalid mix of idr and non-idr slices\\n");\n buf_index = -1;\n goto end;\n }\n idr(h);\n case NAL_SLICE:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n hx->intra_gb_ptr =\n hx->inter_gb_ptr = &hx->s.gb;\n hx->s.data_partitioning = 0;\n if ((err = decode_slice_header(hx, h)))\n break;\n s->current_picture_ptr->f.key_frame |=\n (hx->nal_unit_type == NAL_IDR_SLICE) ||\n (h->sei_recovery_frame_cnt >= 0);\n if (h->current_slice == 1) {\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS))\n decode_postinit(h, nal_index >= nals_needed);\n if (s->avctx->hwaccel &&\n s->avctx->hwaccel->start_frame(s->avctx, NULL, 0) < 0)\n return -1;\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_picture_start(s);\n }\n if (hx->redundant_pic_count == 0 &&\n (avctx->skip_frame < AVDISCARD_NONREF ||\n hx->nal_ref_idc) &&\n (avctx->skip_frame < AVDISCARD_BIDIR ||\n hx->slice_type_nos != AV_PICTURE_TYPE_B) &&\n (avctx->skip_frame < AVDISCARD_NONKEY ||\n hx->slice_type_nos == AV_PICTURE_TYPE_I) &&\n avctx->skip_frame < AVDISCARD_ALL) {\n if (avctx->hwaccel) {\n if (avctx->hwaccel->decode_slice(avctx,\n &buf[buf_index - consumed],\n consumed) < 0)\n return -1;\n } else if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {\n static const uint8_t start_code[] = {\n 0x00, 0x00, 0x01 };\n ff_vdpau_add_data_chunk(s, start_code,\n sizeof(start_code));\n ff_vdpau_add_data_chunk(s, &buf[buf_index - consumed],\n consumed);\n } else\n context_count++;\n }\n break;\n case NAL_DPA:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n hx->intra_gb_ptr =\n hx->inter_gb_ptr = NULL;\n if ((err = decode_slice_header(hx, h)) < 0)\n break;\n hx->s.data_partitioning = 1;\n break;\n case NAL_DPB:\n init_get_bits(&hx->intra_gb, ptr, bit_length);\n hx->intra_gb_ptr = &hx->intra_gb;\n break;\n case NAL_DPC:\n init_get_bits(&hx->inter_gb, ptr, bit_length);\n hx->inter_gb_ptr = &hx->inter_gb;\n if (hx->redundant_pic_count == 0 &&\n hx->intra_gb_ptr &&\n hx->s.data_partitioning &&\n s->current_picture_ptr &&\n s->context_initialized &&\n (avctx->skip_frame < AVDISCARD_NONREF || hx->nal_ref_idc) &&\n (avctx->skip_frame < AVDISCARD_BIDIR ||\n hx->slice_type_nos != AV_PICTURE_TYPE_B) &&\n (avctx->skip_frame < AVDISCARD_NONKEY ||\n hx->slice_type_nos == AV_PICTURE_TYPE_I) &&\n avctx->skip_frame < AVDISCARD_ALL)\n context_count++;\n break;\n case NAL_SEI:\n init_get_bits(&s->gb, ptr, bit_length);\n ff_h264_decode_sei(h);\n break;\n case NAL_SPS:\n init_get_bits(&s->gb, ptr, bit_length);\n if (ff_h264_decode_seq_parameter_set(h) < 0 &&\n h->is_avc && (nalsize != consumed) && nalsize) {\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "SPS decoding failure, trying again with the complete NAL\\n");\n init_get_bits(&s->gb, buf + buf_index + 1 - consumed,\n 8 * (nalsize - 1));\n ff_h264_decode_seq_parameter_set(h);\n }\n if (h264_set_parameter_from_sps(h) < 0) {\n buf_index = -1;\n goto end;\n }\n break;\n case NAL_PPS:\n init_get_bits(&s->gb, ptr, bit_length);\n ff_h264_decode_picture_parameter_set(h, bit_length);\n break;\n case NAL_AUD:\n case NAL_END_SEQUENCE:\n case NAL_END_STREAM:\n case NAL_FILLER_DATA:\n case NAL_SPS_EXT:\n case NAL_AUXILIARY_SLICE:\n break;\n case NAL_FF_IGNORE:\n break;\n default:\n av_log(avctx, AV_LOG_DEBUG, "Unknown NAL code: %d (%d bits)\\n",\n hx->nal_unit_type, bit_length);\n }\n if (context_count == h->max_contexts) {\n execute_decode_slices(h, context_count);\n context_count = 0;\n }\n if (err < 0)\n av_log(h->s.avctx, AV_LOG_ERROR, "decode_slice_header error\\n");\n else if (err == 1) {\n h->nal_unit_type = hx->nal_unit_type;\n h->nal_ref_idc = hx->nal_ref_idc;\n hx = h;\n goto again;\n }\n }\n }\n if (context_count)\n execute_decode_slices(h, context_count);\nend:\n if (s->current_picture_ptr && s->current_picture_ptr->owner2 == s &&\n !s->droppable) {\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX,\n s->picture_structure == PICT_BOTTOM_FIELD);\n }\n return buf_index;\n}', 'static int field_end(H264Context *h, int in_setup)\n{\n MpegEncContext *const s = &h->s;\n AVCodecContext *const avctx = s->avctx;\n int err = 0;\n s->mb_y = 0;\n if (!in_setup && !s->droppable)\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX,\n s->picture_structure == PICT_BOTTOM_FIELD);\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_set_reference_frames(s);\n if (in_setup || !(avctx->active_thread_type & FF_THREAD_FRAME)) {\n if (!s->droppable) {\n err = ff_h264_execute_ref_pic_marking(h, h->mmco, h->mmco_index);\n h->prev_poc_msb = h->poc_msb;\n h->prev_poc_lsb = h->poc_lsb;\n }\n h->prev_frame_num_offset = h->frame_num_offset;\n h->prev_frame_num = h->frame_num;\n h->outputed_poc = h->next_outputed_poc;\n }\n if (avctx->hwaccel) {\n if (avctx->hwaccel->end_frame(avctx) < 0)\n av_log(avctx, AV_LOG_ERROR,\n "hardware accelerator failed to decode picture\\n");\n }\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_picture_complete(s);\n if (!FIELD_PICTURE)\n ff_er_frame_end(s);\n ff_MPV_frame_end(s);\n h->current_slice = 0;\n return err;\n}', 'void ff_er_frame_end(MpegEncContext *s)\n{\n int i, mb_x, mb_y, error, error_type, dc_error, mv_error, ac_error;\n int distance;\n int threshold_part[4] = { 100, 100, 100 };\n int threshold = 50;\n int is_intra_likely;\n int size = s->b8_stride * 2 * s->mb_height;\n Picture *pic = s->current_picture_ptr;\n if (!s->err_recognition || s->error_count == 0 ||\n s->avctx->hwaccel ||\n s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU ||\n s->picture_structure != PICT_FRAME ||\n s->error_count == 3 * s->mb_width *\n (s->avctx->skip_top + s->avctx->skip_bottom)) {\n return;\n };\n if (s->current_picture.f.motion_val[0] == NULL) {\n av_log(s->avctx, AV_LOG_ERROR, "Warning MVs not available\\n");\n for (i = 0; i < 2; i++) {\n pic->f.ref_index[i] = av_mallocz(s->mb_stride * s->mb_height * 4 * sizeof(uint8_t));\n pic->motion_val_base[i] = av_mallocz((size + 4) * 2 * sizeof(uint16_t));\n pic->f.motion_val[i] = pic->motion_val_base[i] + 4;\n }\n pic->f.motion_subsample_log2 = 3;\n s->current_picture = *s->current_picture_ptr;\n }\n if (s->avctx->debug & FF_DEBUG_ER) {\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int status = s->error_status_table[mb_x + mb_y * s->mb_stride];\n av_log(s->avctx, AV_LOG_DEBUG, "%2X ", status);\n }\n av_log(s->avctx, AV_LOG_DEBUG, "\\n");\n }\n }\n for (error_type = 1; error_type <= 3; error_type++) {\n int end_ok = 0;\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (error & (1 << error_type))\n end_ok = 1;\n if (error & (8 << error_type))\n end_ok = 1;\n if (!end_ok)\n s->error_status_table[mb_xy] |= 1 << error_type;\n if (error & VP_START)\n end_ok = 0;\n }\n }\n if (s->partitioned_frame) {\n int end_ok = 0;\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (error & ER_AC_END)\n end_ok = 0;\n if ((error & ER_MV_END) ||\n (error & ER_DC_END) ||\n (error & ER_AC_ERROR))\n end_ok = 1;\n if (!end_ok)\n s->error_status_table[mb_xy]|= ER_AC_ERROR;\n if (error & VP_START)\n end_ok = 0;\n }\n }\n if (s->err_recognition & AV_EF_EXPLODE) {\n int end_ok = 1;\n for (i = s->mb_num - 2; i >= s->mb_width + 100; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error1 = s->error_status_table[mb_xy];\n int error2 = s->error_status_table[s->mb_index2xy[i + 1]];\n if (error1 & VP_START)\n end_ok = 1;\n if (error2 == (VP_START | ER_MB_ERROR | ER_MB_END) &&\n error1 != (VP_START | ER_MB_ERROR | ER_MB_END) &&\n ((error1 & ER_AC_END) || (error1 & ER_DC_END) ||\n (error1 & ER_MV_END))) {\n end_ok = 0;\n }\n if (!end_ok)\n s->error_status_table[mb_xy] |= ER_MB_ERROR;\n }\n }\n distance = 9999999;\n for (error_type = 1; error_type <= 3; error_type++) {\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (!s->mbskip_table[mb_xy])\n distance++;\n if (error & (1 << error_type))\n distance = 0;\n if (s->partitioned_frame) {\n if (distance < threshold_part[error_type - 1])\n s->error_status_table[mb_xy] |= 1 << error_type;\n } else {\n if (distance < threshold)\n s->error_status_table[mb_xy] |= 1 << error_type;\n }\n if (error & VP_START)\n distance = 9999999;\n }\n }\n error = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n int old_error = s->error_status_table[mb_xy];\n if (old_error & VP_START) {\n error = old_error & ER_MB_ERROR;\n } else {\n error |= old_error & ER_MB_ERROR;\n s->error_status_table[mb_xy] |= error;\n }\n }\n if (!s->partitioned_frame) {\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (error & ER_MB_ERROR)\n error |= ER_MB_ERROR;\n s->error_status_table[mb_xy] = error;\n }\n }\n dc_error = ac_error = mv_error = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (error & ER_DC_ERROR)\n dc_error++;\n if (error & ER_AC_ERROR)\n ac_error++;\n if (error & ER_MV_ERROR)\n mv_error++;\n }\n av_log(s->avctx, AV_LOG_INFO, "concealing %d DC, %d AC, %d MV errors\\n",\n dc_error, ac_error, mv_error);\n is_intra_likely = is_intra_more_likely(s);\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR)))\n continue;\n if (is_intra_likely)\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_INTRA4x4;\n else\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_16x16 | MB_TYPE_L0;\n }\n if (!s->last_picture.f.data[0] && !s->next_picture.f.data[0])\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n if (!IS_INTRA(s->current_picture.f.mb_type[mb_xy]))\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_INTRA4x4;\n }\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n s->mb_x = 0;\n s->mb_y = mb_y;\n ff_init_block_index(s);\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int dir = !s->last_picture.f.data[0];\n ff_update_block_index(s);\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type))\n continue;\n if (error & ER_MV_ERROR)\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n s->mv_dir = dir ? MV_DIR_BACKWARD : MV_DIR_FORWARD;\n s->mb_intra = 0;\n s->mb_skipped = 0;\n if (IS_8X8(mb_type)) {\n int mb_index = mb_x * 2 + mb_y * 2 * s->b8_stride;\n int j;\n s->mv_type = MV_TYPE_8X8;\n for (j = 0; j < 4; j++) {\n s->mv[0][j][0] = s->current_picture.f.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][0];\n s->mv[0][j][1] = s->current_picture.f.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][1];\n }\n } else {\n s->mv_type = MV_TYPE_16X16;\n s->mv[0][0][0] = s->current_picture.f.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][0];\n s->mv[0][0][1] = s->current_picture.f.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][1];\n }\n s->dsp.clear_blocks(s->block[0]);\n s->mb_x = mb_x;\n s->mb_y = mb_y;\n decode_mb(s, 0 );\n }\n }\n if (s->pict_type == AV_PICTURE_TYPE_B) {\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n s->mb_x = 0;\n s->mb_y = mb_y;\n ff_init_block_index(s);\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int xy = mb_x * 2 + mb_y * 2 * s->b8_stride;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n ff_update_block_index(s);\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type))\n continue;\n if (!(error & ER_MV_ERROR))\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;\n if (!s->last_picture.f.data[0])\n s->mv_dir &= ~MV_DIR_FORWARD;\n if (!s->next_picture.f.data[0])\n s->mv_dir &= ~MV_DIR_BACKWARD;\n s->mb_intra = 0;\n s->mv_type = MV_TYPE_16X16;\n s->mb_skipped = 0;\n if (s->pp_time) {\n int time_pp = s->pp_time;\n int time_pb = s->pb_time;\n ff_thread_await_progress(&s->next_picture_ptr->f, mb_y, 0);\n s->mv[0][0][0] = s->next_picture.f.motion_val[0][xy][0] * time_pb / time_pp;\n s->mv[0][0][1] = s->next_picture.f.motion_val[0][xy][1] * time_pb / time_pp;\n s->mv[1][0][0] = s->next_picture.f.motion_val[0][xy][0] * (time_pb - time_pp) / time_pp;\n s->mv[1][0][1] = s->next_picture.f.motion_val[0][xy][1] * (time_pb - time_pp) / time_pp;\n } else {\n s->mv[0][0][0] = 0;\n s->mv[0][0][1] = 0;\n s->mv[1][0][0] = 0;\n s->mv[1][0][1] = 0;\n }\n s->dsp.clear_blocks(s->block[0]);\n s->mb_x = mb_x;\n s->mb_y = mb_y;\n decode_mb(s, 0);\n }\n }\n } else\n guess_mv(s);\n if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration)\n goto ec_clean;\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int dc, dcu, dcv, y, n;\n int16_t *dc_ptr;\n uint8_t *dest_y, *dest_cb, *dest_cr;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type) && s->partitioned_frame)\n continue;\n dest_y = s->current_picture.f.data[0] + mb_x * 16 + mb_y * 16 * s->linesize;\n dest_cb = s->current_picture.f.data[1] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dest_cr = s->current_picture.f.data[2] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dc_ptr = &s->dc_val[0][mb_x * 2 + mb_y * 2 * s->b8_stride];\n for (n = 0; n < 4; n++) {\n dc = 0;\n for (y = 0; y < 8; y++) {\n int x;\n for (x = 0; x < 8; x++)\n dc += dest_y[x + (n & 1) * 8 +\n (y + (n >> 1) * 8) * s->linesize];\n }\n dc_ptr[(n & 1) + (n >> 1) * s->b8_stride] = (dc + 4) >> 3;\n }\n dcu = dcv = 0;\n for (y = 0; y < 8; y++) {\n int x;\n for (x = 0; x < 8; x++) {\n dcu += dest_cb[x + y * s->uvlinesize];\n dcv += dest_cr[x + y * s->uvlinesize];\n }\n }\n s->dc_val[1][mb_x + mb_y * s->mb_stride] = (dcu + 4) >> 3;\n s->dc_val[2][mb_x + mb_y * s->mb_stride] = (dcv + 4) >> 3;\n }\n }\n guess_dc(s, s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride, 1);\n guess_dc(s, s->dc_val[1], s->mb_width, s->mb_height, s->mb_stride, 0);\n guess_dc(s, s->dc_val[2], s->mb_width, s->mb_height, s->mb_stride, 0);\n filter181(s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride);\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n uint8_t *dest_y, *dest_cb, *dest_cr;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n error = s->error_status_table[mb_xy];\n if (IS_INTER(mb_type))\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n dest_y = s->current_picture.f.data[0] + mb_x * 16 + mb_y * 16 * s->linesize;\n dest_cb = s->current_picture.f.data[1] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dest_cr = s->current_picture.f.data[2] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n put_dc(s, dest_y, dest_cb, dest_cr, mb_x, mb_y);\n }\n }\n if (s->avctx->error_concealment & FF_EC_DEBLOCK) {\n h_block_filter(s, s->current_picture.f.data[0], s->mb_width * 2,\n s->mb_height * 2, s->linesize, 1);\n h_block_filter(s, s->current_picture.f.data[1], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n h_block_filter(s, s->current_picture.f.data[2], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n v_block_filter(s, s->current_picture.f.data[0], s->mb_width * 2,\n s->mb_height * 2, s->linesize, 1);\n v_block_filter(s, s->current_picture.f.data[1], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n v_block_filter(s, s->current_picture.f.data[2], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n }\nec_clean:\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (s->pict_type != AV_PICTURE_TYPE_B &&\n (error & (ER_DC_ERROR | ER_MV_ERROR | ER_AC_ERROR))) {\n s->mbskip_table[mb_xy] = 0;\n }\n s->mbintra_table[mb_xy] = 1;\n }\n}', 'static int is_intra_more_likely(MpegEncContext *s)\n{\n int is_intra_likely, i, j, undamaged_count, skip_amount, mb_x, mb_y;\n if (!s->last_picture_ptr || !s->last_picture_ptr->f.data[0])\n return 1;\n undamaged_count = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n const int error = s->error_status_table[mb_xy];\n if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR)))\n undamaged_count++;\n }\n if (s->codec_id == AV_CODEC_ID_H264) {\n H264Context *h = (void*) s;\n if (h->list_count <= 0 || h->ref_count[0] <= 0 ||\n !h->ref_list[0][0].f.data[0])\n return 1;\n }\n if (undamaged_count < 5)\n return 0;\n if (CONFIG_MPEG_XVMC_DECODER &&\n s->avctx->xvmc_acceleration &&\n s->pict_type == AV_PICTURE_TYPE_I)\n return 1;\n skip_amount = FFMAX(undamaged_count / 50, 1);\n is_intra_likely = 0;\n j = 0;\n for (mb_y = 0; mb_y < s->mb_height - 1; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int error;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n error = s->error_status_table[mb_xy];\n if ((error & ER_DC_ERROR) && (error & ER_MV_ERROR))\n continue;\n j++;\n if ((j % skip_amount) != 0)\n continue;\n if (s->pict_type == AV_PICTURE_TYPE_I) {\n uint8_t *mb_ptr = s->current_picture.f.data[0] +\n mb_x * 16 + mb_y * 16 * s->linesize;\n uint8_t *last_mb_ptr = s->last_picture.f.data[0] +\n mb_x * 16 + mb_y * 16 * s->linesize;\n if (s->avctx->codec_id == AV_CODEC_ID_H264) {\n } else {\n ff_thread_await_progress(&s->last_picture_ptr->f,\n mb_y, 0);\n }\n is_intra_likely += s->dsp.sad[0](NULL, last_mb_ptr, mb_ptr,\n s->linesize, 16);\n is_intra_likely -= s->dsp.sad[0](NULL, last_mb_ptr,\n last_mb_ptr + s->linesize * 16,\n s->linesize, 16);\n } else {\n if (IS_INTRA(s->current_picture.f.mb_type[mb_xy]))\n is_intra_likely++;\n else\n is_intra_likely--;\n }\n }\n }\n return is_intra_likely > 0;\n}', 'static void decode_mb(MpegEncContext *s, int ref)\n{\n s->dest[0] = s->current_picture.f.data[0] + (s->mb_y * 16 * s->linesize) + s->mb_x * 16;\n s->dest[1] = s->current_picture.f.data[1] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);\n s->dest[2] = s->current_picture.f.data[2] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);\n if (CONFIG_H264_DECODER && s->codec_id == AV_CODEC_ID_H264) {\n H264Context *h = (void*)s;\n h->mb_xy = s->mb_x + s->mb_y * s->mb_stride;\n memset(h->non_zero_count_cache, 0, sizeof(h->non_zero_count_cache));\n assert(ref >= 0);\n if (ref >= h->ref_count[0])\n ref = 0;\n fill_rectangle(&s->current_picture.f.ref_index[0][4 * h->mb_xy],\n 2, 2, 2, ref, 1);\n fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref, 1);\n fill_rectangle(h->mv_cache[0][scan8[0]], 4, 4, 8,\n pack16to32(s->mv[0][0][0], s->mv[0][0][1]), 4);\n assert(!FRAME_MBAFF);\n ff_h264_hl_decode_mb(h);\n } else {\n assert(ref == 0);\n ff_MPV_decode_mb(s, s->block);\n }\n}', 'void ff_h264_hl_decode_mb(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int is_complex = CONFIG_SMALL || h->is_complex || IS_INTRA_PCM(mb_type) || s->qscale == 0;\n if (CHROMA444) {\n if (is_complex || h->pixel_shift)\n hl_decode_mb_444_complex(h);\n else\n hl_decode_mb_444_simple_8(h);\n } else if (is_complex) {\n hl_decode_mb_complex(h);\n } else if (h->pixel_shift) {\n hl_decode_mb_simple_16(h);\n } else\n hl_decode_mb_simple_8(h);\n}', 'static av_noinline void FUNC(hl_decode_mb_444)(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_x = s->mb_x;\n const int mb_y = s->mb_y;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n uint8_t *dest[3];\n int linesize;\n int i, j, p;\n int *block_offset = &h->block_offset[0];\n const int transform_bypass = !SIMPLE && (s->qscale == 0 && h->sps.transform_bypass);\n const int plane_count = (SIMPLE || !CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) ? 3 : 1;\n for (p = 0; p < plane_count; p++) {\n dest[p] = s->current_picture.f.data[p] +\n ((mb_x << PIXEL_SHIFT) + mb_y * s->linesize) * 16;\n s->vdsp.prefetch(dest[p] + (s->mb_x & 3) * 4 * s->linesize + (64 << PIXEL_SHIFT),\n s->linesize, 4);\n }\n h->list_counts[mb_xy] = h->list_count;\n if (!SIMPLE && MB_FIELD) {\n linesize = h->mb_linesize = h->mb_uvlinesize = s->linesize * 2;\n block_offset = &h->block_offset[48];\n if (mb_y & 1)\n for (p = 0; p < 3; p++)\n dest[p] -= s->linesize * 15;\n if (FRAME_MBAFF) {\n int list;\n for (list = 0; list < h->list_count; list++) {\n if (!USES_LIST(mb_type, list))\n continue;\n if (IS_16X16(mb_type)) {\n int8_t *ref = &h->ref_cache[list][scan8[0]];\n fill_rectangle(ref, 4, 4, 8, (16 + *ref) ^ (s->mb_y & 1), 1);\n } else {\n for (i = 0; i < 16; i += 4) {\n int ref = h->ref_cache[list][scan8[i]];\n if (ref >= 0)\n fill_rectangle(&h->ref_cache[list][scan8[i]], 2, 2,\n 8, (16 + ref) ^ (s->mb_y & 1), 1);\n }\n }\n }\n }\n } else {\n linesize = h->mb_linesize = h->mb_uvlinesize = s->linesize;\n }\n if (!SIMPLE && IS_INTRA_PCM(mb_type)) {\n if (PIXEL_SHIFT) {\n const int bit_depth = h->sps.bit_depth_luma;\n GetBitContext gb;\n init_get_bits(&gb, (uint8_t *)h->mb, 768 * bit_depth);\n for (p = 0; p < plane_count; p++)\n for (i = 0; i < 16; i++) {\n uint16_t *tmp = (uint16_t *)(dest[p] + i * linesize);\n for (j = 0; j < 16; j++)\n tmp[j] = get_bits(&gb, bit_depth);\n }\n } else {\n for (p = 0; p < plane_count; p++)\n for (i = 0; i < 16; i++)\n memcpy(dest[p] + i * linesize,\n (uint8_t *)h->mb + p * 256 + i * 16, 16);\n }\n } else {\n if (IS_INTRA(mb_type)) {\n if (h->deblocking_filter)\n xchg_mb_border(h, dest[0], dest[1], dest[2], linesize,\n linesize, 1, 1, SIMPLE, PIXEL_SHIFT);\n for (p = 0; p < plane_count; p++)\n hl_decode_mb_predict_luma(h, mb_type, 1, SIMPLE,\n transform_bypass, PIXEL_SHIFT,\n block_offset, linesize, dest[p], p);\n if (h->deblocking_filter)\n xchg_mb_border(h, dest[0], dest[1], dest[2], linesize,\n linesize, 0, 1, SIMPLE, PIXEL_SHIFT);\n } else {\n FUNC(hl_motion_444)(h, dest[0], dest[1], dest[2],\n s->me.qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,\n s->me.qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,\n h->h264dsp.weight_h264_pixels_tab,\n h->h264dsp.biweight_h264_pixels_tab);\n }\n for (p = 0; p < plane_count; p++)\n hl_decode_mb_idct_luma(h, mb_type, 1, SIMPLE, transform_bypass,\n PIXEL_SHIFT, block_offset, linesize,\n dest[p], p);\n }\n if (h->cbp || IS_INTRA(mb_type)) {\n s->dsp.clear_blocks(h->mb);\n s->dsp.clear_blocks(h->mb + (24 * 16 << PIXEL_SHIFT));\n }\n}', 'static void MCFUNC(hl_motion)(H264Context *h, uint8_t *dest_y,\n uint8_t *dest_cb, uint8_t *dest_cr,\n qpel_mc_func(*qpix_put)[16],\n h264_chroma_mc_func(*chroma_put),\n qpel_mc_func(*qpix_avg)[16],\n h264_chroma_mc_func(*chroma_avg),\n h264_weight_func *weight_op,\n h264_biweight_func *weight_avg)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n assert(IS_INTER(mb_type));\n if (HAVE_THREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME))\n await_references(h);\n prefetch_motion(h, 0, PIXEL_SHIFT, CHROMA_IDC);\n if (IS_16X16(mb_type)) {\n mc_part(h, 0, 1, 16, 0, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[0], chroma_put[0], qpix_avg[0], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n } else if (IS_16X8(mb_type)) {\n mc_part(h, 0, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n mc_part(h, 8, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 4,\n qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));\n } else if (IS_8X16(mb_type)) {\n mc_part(h, 0, 0, 16, 8 * h->mb_linesize, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n mc_part(h, 4, 0, 16, 8 * h->mb_linesize, dest_y, dest_cb, dest_cr, 4, 0,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));\n } else {\n int i;\n assert(IS_8X8(mb_type));\n for (i = 0; i < 4; i++) {\n const int sub_mb_type = h->sub_mb_type[i];\n const int n = 4 * i;\n int x_offset = (i & 1) << 2;\n int y_offset = (i & 2) << 1;\n if (IS_SUB_8X8(sub_mb_type)) {\n mc_part(h, n, 1, 8, 0, dest_y, dest_cb, dest_cr,\n x_offset, y_offset,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else if (IS_SUB_8X4(sub_mb_type)) {\n mc_part(h, n, 0, 4, 4 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr,\n x_offset, y_offset,\n qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n mc_part(h, n + 2, 0, 4, 4 << PIXEL_SHIFT,\n dest_y, dest_cb, dest_cr, x_offset, y_offset + 2,\n qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else if (IS_SUB_4X8(sub_mb_type)) {\n mc_part(h, n, 0, 8, 4 * h->mb_linesize,\n dest_y, dest_cb, dest_cr, x_offset, y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n mc_part(h, n + 1, 0, 8, 4 * h->mb_linesize,\n dest_y, dest_cb, dest_cr, x_offset + 2, y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else {\n int j;\n assert(IS_SUB_4X4(sub_mb_type));\n for (j = 0; j < 4; j++) {\n int sub_x_offset = x_offset + 2 * (j & 1);\n int sub_y_offset = y_offset + (j & 2);\n mc_part(h, n + j, 1, 4, 0,\n dest_y, dest_cb, dest_cr, sub_x_offset, sub_y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n }\n }\n }\n }\n prefetch_motion(h, 1, PIXEL_SHIFT, CHROMA_IDC);\n}', 'static void await_references(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int refs[2][48];\n int nrefs[2] = { 0 };\n int ref, list;\n memset(refs, -1, sizeof(refs));\n if (IS_16X16(mb_type)) {\n get_lowest_part_y(h, refs, 0, 16, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n } else if (IS_16X8(mb_type)) {\n get_lowest_part_y(h, refs, 0, 8, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n get_lowest_part_y(h, refs, 8, 8, 8,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);\n } else if (IS_8X16(mb_type)) {\n get_lowest_part_y(h, refs, 0, 16, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n get_lowest_part_y(h, refs, 4, 16, 0,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);\n } else {\n int i;\n assert(IS_8X8(mb_type));\n for (i = 0; i < 4; i++) {\n const int sub_mb_type = h->sub_mb_type[i];\n const int n = 4 * i;\n int y_offset = (i & 2) << 2;\n if (IS_SUB_8X8(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else if (IS_SUB_8X4(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 4, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n get_lowest_part_y(h, refs, n + 2, 4, y_offset + 4,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else if (IS_SUB_4X8(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n get_lowest_part_y(h, refs, n + 1, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else {\n int j;\n assert(IS_SUB_4X4(sub_mb_type));\n for (j = 0; j < 4; j++) {\n int sub_y_offset = y_offset + 2 * (j & 2);\n get_lowest_part_y(h, refs, n + j, 4, sub_y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n }\n }\n }\n }\n for (list = h->list_count - 1; list >= 0; list--)\n for (ref = 0; ref < 48 && nrefs[list]; ref++) {\n int row = refs[list][ref];\n if (row >= 0) {\n Picture *ref_pic = &h->ref_list[list][ref];\n int ref_field = ref_pic->f.reference - 1;\n int ref_field_picture = ref_pic->field_picture;\n int pic_height = 16 * s->mb_height >> ref_field_picture;\n row <<= MB_MBAFF;\n nrefs[list]--;\n if (!FIELD_PICTURE && ref_field_picture) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN((row >> 1) - !(row & 1),\n pic_height - 1),\n 1);\n ff_thread_await_progress(&ref_pic->f,\n FFMIN((row >> 1), pic_height - 1),\n 0);\n } else if (FIELD_PICTURE && !ref_field_picture) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row * 2 + ref_field,\n pic_height - 1),\n 0);\n } else if (FIELD_PICTURE) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row, pic_height - 1),\n ref_field);\n } else {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row, pic_height - 1),\n 0);\n }\n }\n }\n}'] |
11,835 | 0 | https://github.com/openssl/openssl/blob/f2d9a32cf47ed8c4e4d025a2258154f3dbe5eca6/crypto/x509/x509_trs.c/#L163 | int X509_TRUST_add(int id, int flags, int (*ck)(X509_TRUST *, X509 *, int),
char *name, int arg1, void *arg2)
{
int idx;
X509_TRUST *trtmp;
flags &= ~X509_TRUST_DYNAMIC;
flags |= X509_TRUST_DYNAMIC_NAME;
idx = X509_TRUST_get_by_id(id);
if(idx == -1) {
if(!(trtmp = Malloc(sizeof(X509_TRUST)))) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
return 0;
}
trtmp->flags = X509_TRUST_DYNAMIC;
} else trtmp = X509_TRUST_iget(idx);
if(trtmp->flags & X509_TRUST_DYNAMIC_NAME) Free(trtmp->name);
if(!(trtmp->name = BUF_strdup(name))) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
return 0;
}
trtmp->flags &= X509_TRUST_DYNAMIC;
trtmp->flags |= flags;
trtmp->trust = id;
trtmp->check_trust = ck;
trtmp->arg1 = arg1;
trtmp->arg2 = arg2;
if(idx == -1) {
if(!trtable && !(trtable = sk_X509_TRUST_new(tr_cmp))) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
return 0;
}
if (!sk_X509_TRUST_push(trtable, trtmp)) {
X509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);
return 0;
}
}
return 1;
} | ['int X509_TRUST_add(int id, int flags, int (*ck)(X509_TRUST *, X509 *, int),\n\t\t\t\t\tchar *name, int arg1, void *arg2)\n{\n\tint idx;\n\tX509_TRUST *trtmp;\n\tflags &= ~X509_TRUST_DYNAMIC;\n\tflags |= X509_TRUST_DYNAMIC_NAME;\n\tidx = X509_TRUST_get_by_id(id);\n\tif(idx == -1) {\n\t\tif(!(trtmp = Malloc(sizeof(X509_TRUST)))) {\n\t\t\tX509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);\n\t\t\treturn 0;\n\t\t}\n\t\ttrtmp->flags = X509_TRUST_DYNAMIC;\n\t} else trtmp = X509_TRUST_iget(idx);\n\tif(trtmp->flags & X509_TRUST_DYNAMIC_NAME) Free(trtmp->name);\n\tif(!(trtmp->name = BUF_strdup(name))) {\n\t\tX509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);\n\t\treturn 0;\n\t}\n\ttrtmp->flags &= X509_TRUST_DYNAMIC;\n\ttrtmp->flags |= flags;\n\ttrtmp->trust = id;\n\ttrtmp->check_trust = ck;\n\ttrtmp->arg1 = arg1;\n\ttrtmp->arg2 = arg2;\n\tif(idx == -1) {\n\t\tif(!trtable && !(trtable = sk_X509_TRUST_new(tr_cmp))) {\n\t\t\tX509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);\n\t\t\treturn 0;\n\t\t}\n\t\tif (!sk_X509_TRUST_push(trtable, trtmp)) {\n\t\t\tX509err(X509_F_X509_TRUST_ADD,ERR_R_MALLOC_FAILURE);\n\t\t\treturn 0;\n\t\t}\n\t}\n\treturn 1;\n}', 'int X509_TRUST_get_by_id(int id)\n{\n\tX509_TRUST tmp;\n\tint idx;\n\tif((id >= X509_TRUST_MIN) && (id <= X509_TRUST_MAX))\n\t\t\t\t return id - X509_TRUST_MIN;\n\ttmp.trust = id;\n\tif(!trtable) return -1;\n\tidx = sk_X509_TRUST_find(trtable, &tmp);\n\tif(idx == -1) return -1;\n\treturn idx + X509_TRUST_COUNT;\n}', 'X509_TRUST * X509_TRUST_iget(int idx)\n{\n\tif(idx < 0) return NULL;\n\tif(idx < X509_TRUST_COUNT) return trstandard + idx;\n\treturn sk_X509_TRUST_value(trtable, idx - X509_TRUST_COUNT);\n}', 'IMPLEMENT_STACK_OF(X509_TRUST)', 'char *sk_value(STACK *st, int i)\n{\n\tif(st == NULL) return NULL;\n\treturn st->data[i];\n}'] |
11,836 | 0 | https://github.com/openssl/openssl/blob/55442b8a5b719f54578083fae0fcc814b599cd84/crypto/bn/bn_sqr.c/#L120 | void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)
{
int i, j, max;
const BN_ULONG *ap;
BN_ULONG *rp;
max = n * 2;
ap = a;
rp = r;
rp[0] = rp[max - 1] = 0;
rp++;
j = n;
if (--j > 0) {
ap++;
rp[j] = bn_mul_words(rp, ap, j, ap[-1]);
rp += 2;
}
for (i = n - 2; i > 0; i--) {
j--;
ap++;
rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);
rp += 2;
}
bn_add_words(r, r, r, max);
bn_sqr_words(tmp, a, n);
bn_add_words(r, r, tmp, max);
} | ['ECDSA_SIG *ossl_ecdsa_sign_sig(const unsigned char *dgst, int dgst_len,\n const BIGNUM *in_kinv, const BIGNUM *in_r,\n EC_KEY *eckey)\n{\n int ok = 0, i;\n BIGNUM *kinv = NULL, *s, *m = NULL, *tmp = NULL;\n const BIGNUM *order, *ckinv;\n BN_CTX *ctx = NULL;\n const EC_GROUP *group;\n ECDSA_SIG *ret;\n const BIGNUM *priv_key;\n group = EC_KEY_get0_group(eckey);\n priv_key = EC_KEY_get0_private_key(eckey);\n if (group == NULL || priv_key == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_PASSED_NULL_PARAMETER);\n return NULL;\n }\n if (!EC_KEY_can_sign(eckey)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING);\n return NULL;\n }\n ret = ECDSA_SIG_new();\n if (ret == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n ret->r = BN_new();\n ret->s = BN_new();\n if (ret->r == NULL || ret->s == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n s = ret->s;\n if ((ctx = BN_CTX_new()) == NULL ||\n (tmp = BN_new()) == NULL || (m = BN_new()) == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n order = EC_GROUP_get0_order(group);\n if (order == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_EC_LIB);\n goto err;\n }\n i = BN_num_bits(order);\n if (8 * dgst_len > i)\n dgst_len = (i + 7) / 8;\n if (!BN_bin2bn(dgst, dgst_len, m)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if ((8 * dgst_len > i) && !BN_rshift(m, m, 8 - (i & 0x7))) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n do {\n if (in_kinv == NULL || in_r == NULL) {\n if (!ecdsa_sign_setup(eckey, ctx, &kinv, &ret->r, dgst, dgst_len)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_ECDSA_LIB);\n goto err;\n }\n ckinv = kinv;\n } else {\n ckinv = in_kinv;\n if (BN_copy(ret->r, in_r) == NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n }\n if (!BN_mod_mul(tmp, priv_key, ret->r, order, ctx)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (!BN_mod_add_quick(s, tmp, m, order)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (!BN_mod_mul(s, s, ckinv, order, ctx)) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);\n goto err;\n }\n if (BN_is_zero(s)) {\n if (in_kinv != NULL && in_r != NULL) {\n ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, EC_R_NEED_NEW_SETUP_VALUES);\n goto err;\n }\n } else\n break;\n }\n while (1);\n ok = 1;\n err:\n if (!ok) {\n ECDSA_SIG_free(ret);\n ret = NULL;\n }\n BN_CTX_free(ctx);\n BN_clear_free(m);\n BN_clear_free(tmp);\n BN_clear_free(kinv);\n return ret;\n}', 'int BN_num_bits(const BIGNUM *a)\n{\n int i = a->top - 1;\n bn_check_top(a);\n if (BN_is_zero(a))\n return 0;\n return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));\n}', 'int BN_is_zero(const BIGNUM *a)\n{\n return a->top == 0;\n}', 'static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in,\n BIGNUM **kinvp, BIGNUM **rp,\n const unsigned char *dgst, int dlen)\n{\n BN_CTX *ctx = NULL;\n BIGNUM *k = NULL, *r = NULL, *X = NULL;\n const BIGNUM *order;\n EC_POINT *tmp_point = NULL;\n const EC_GROUP *group;\n int ret = 0;\n int order_bits;\n if (eckey == NULL || (group = EC_KEY_get0_group(eckey)) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_PASSED_NULL_PARAMETER);\n return 0;\n }\n if (!EC_KEY_can_sign(eckey)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, EC_R_CURVE_DOES_NOT_SUPPORT_SIGNING);\n return 0;\n }\n if (ctx_in == NULL) {\n if ((ctx = BN_CTX_new()) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_MALLOC_FAILURE);\n return 0;\n }\n } else\n ctx = ctx_in;\n k = BN_new();\n r = BN_new();\n X = BN_new();\n if (k == NULL || r == NULL || X == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if ((tmp_point = EC_POINT_new(group)) == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n order = EC_GROUP_get0_order(group);\n if (order == NULL) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n order_bits = BN_num_bits(order);\n if (!BN_set_bit(k, order_bits)\n || !BN_set_bit(r, order_bits)\n || !BN_set_bit(X, order_bits))\n goto err;\n do {\n do\n if (dgst != NULL) {\n if (!BN_generate_dsa_nonce\n (k, order, EC_KEY_get0_private_key(eckey), dgst, dlen,\n ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP,\n EC_R_RANDOM_NUMBER_GENERATION_FAILED);\n goto err;\n }\n } else {\n if (!BN_priv_rand_range(k, order)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP,\n EC_R_RANDOM_NUMBER_GENERATION_FAILED);\n goto err;\n }\n }\n while (BN_is_zero(k));\n if (!BN_add(r, k, order)\n || !BN_add(X, r, order)\n || !BN_copy(k, BN_num_bits(r) > order_bits ? r : X))\n goto err;\n if (!EC_POINT_mul(group, tmp_point, k, NULL, NULL, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==\n NID_X9_62_prime_field) {\n if (!EC_POINT_get_affine_coordinates_GFp\n (group, tmp_point, X, NULL, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n }\n#ifndef OPENSSL_NO_EC2M\n else {\n if (!EC_POINT_get_affine_coordinates_GF2m(group,\n tmp_point, X, NULL,\n ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_EC_LIB);\n goto err;\n }\n }\n#endif\n if (!BN_nnmod(r, X, order, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n }\n while (BN_is_zero(r));\n if (EC_GROUP_do_inverse_ord(group, k, k, ctx) == 0) {\n if (group->mont_data != NULL) {\n if (!BN_set_word(X, 2)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n if (!BN_mod_sub(X, order, X, order, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n BN_set_flags(X, BN_FLG_CONSTTIME);\n if (!BN_mod_exp_mont_consttime(k, k, X, order, ctx,\n group->mont_data)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n } else {\n if (!BN_mod_inverse(k, k, order, ctx)) {\n ECerr(EC_F_ECDSA_SIGN_SETUP, ERR_R_BN_LIB);\n goto err;\n }\n }\n }\n BN_clear_free(*rp);\n BN_clear_free(*kinvp);\n *rp = r;\n *kinvp = k;\n ret = 1;\n err:\n if (!ret) {\n BN_clear_free(k);\n BN_clear_free(r);\n }\n if (ctx != ctx_in)\n BN_CTX_free(ctx);\n EC_POINT_free(tmp_point);\n BN_clear_free(X);\n return ret;\n}', 'int BN_priv_rand_range(BIGNUM *r, const BIGNUM *range)\n{\n return bnrand_range(PRIVATE, r, range);\n}', 'static int bnrand_range(BNRAND_FLAG flag, BIGNUM *r, const BIGNUM *range)\n{\n int n;\n int count = 100;\n if (range->neg || BN_is_zero(range)) {\n BNerr(BN_F_BNRAND_RANGE, BN_R_INVALID_RANGE);\n return 0;\n }\n n = BN_num_bits(range);\n if (n == 1)\n BN_zero(r);\n else if (!BN_is_bit_set(range, n - 2) && !BN_is_bit_set(range, n - 3)) {\n do {\n if (!bnrand(flag, r, n + 1, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))\n return 0;\n if (BN_cmp(r, range) >= 0) {\n if (!BN_sub(r, r, range))\n return 0;\n if (BN_cmp(r, range) >= 0)\n if (!BN_sub(r, r, range))\n return 0;\n }\n if (!--count) {\n BNerr(BN_F_BNRAND_RANGE, BN_R_TOO_MANY_ITERATIONS);\n return 0;\n }\n }\n while (BN_cmp(r, range) >= 0);\n } else {\n do {\n if (!bnrand(flag, r, n, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))\n return 0;\n if (!--count) {\n BNerr(BN_F_BNRAND_RANGE, BN_R_TOO_MANY_ITERATIONS);\n return 0;\n }\n }\n while (BN_cmp(r, range) >= 0);\n }\n bn_check_top(r);\n return 1;\n}', 'int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int ret, r_neg, cmp_res;\n bn_check_top(a);\n bn_check_top(b);\n if (a->neg == b->neg) {\n r_neg = a->neg;\n ret = BN_uadd(r, a, b);\n } else {\n cmp_res = BN_ucmp(a, b);\n if (cmp_res > 0) {\n r_neg = a->neg;\n ret = BN_usub(r, a, b);\n } else if (cmp_res < 0) {\n r_neg = b->neg;\n ret = BN_usub(r, b, a);\n } else {\n r_neg = 0;\n BN_zero(r);\n ret = 1;\n }\n }\n r->neg = r_neg;\n bn_check_top(r);\n return ret;\n}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n{\n if (!(BN_mod(r, m, d, ctx)))\n return 0;\n if (!r->neg)\n return 1;\n return (d->neg ? BN_sub : BN_add) (r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return 0;\n }\n if (dv != NULL)\n BN_zero(dv);\n return 1;\n }\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n resp++;\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n resp--;\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'int BN_mod_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n if (!BN_sub(r, a, b))\n return 0;\n return BN_nnmod(r, r, m, ctx);\n}', 'int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int ret, r_neg, cmp_res;\n bn_check_top(a);\n bn_check_top(b);\n if (a->neg != b->neg) {\n r_neg = a->neg;\n ret = BN_uadd(r, a, b);\n } else {\n cmp_res = BN_ucmp(a, b);\n if (cmp_res > 0) {\n r_neg = a->neg;\n ret = BN_usub(r, a, b);\n } else if (cmp_res < 0) {\n r_neg = !b->neg;\n ret = BN_usub(r, b, a);\n } else {\n r_neg = 0;\n BN_zero(r);\n ret = 1;\n }\n }\n r->neg = r_neg;\n bn_check_top(r);\n return ret;\n}', 'int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx,\n BN_MONT_CTX *in_mont)\n{\n int i, bits, ret = 0, window, wvalue;\n int top;\n BN_MONT_CTX *mont = NULL;\n int numPowers;\n unsigned char *powerbufFree = NULL;\n int powerbufLen = 0;\n unsigned char *powerbuf = NULL;\n BIGNUM tmp, am;\n#if defined(SPARC_T4_MONT)\n unsigned int t4 = 0;\n#endif\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_CONSTTIME, BN_R_CALLED_WITH_EVEN_MODULUS);\n return 0;\n }\n top = m->top;\n bits = p->top * BN_BITS2;\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n#ifdef RSAZ_ENABLED\n if (!a->neg) {\n if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)\n && rsaz_avx2_eligible()) {\n if (NULL == bn_wexpand(rr, 16))\n goto err;\n RSAZ_1024_mod_exp_avx2(rr->d, a->d, p->d, m->d, mont->RR.d,\n mont->n0[0]);\n rr->top = 16;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n } else if ((8 == a->top) && (8 == p->top) && (BN_num_bits(m) == 512)) {\n if (NULL == bn_wexpand(rr, 8))\n goto err;\n RSAZ_512_mod_exp(rr->d, a->d, p->d, m->d, mont->n0[0], mont->RR.d);\n rr->top = 8;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n }\n }\n#endif\n window = BN_window_bits_for_ctime_exponent_size(bits);\n#if defined(SPARC_T4_MONT)\n if (window >= 5 && (top & 15) == 0 && top <= 64 &&\n (OPENSSL_sparcv9cap_P[1] & (CFR_MONTMUL | CFR_MONTSQR)) ==\n (CFR_MONTMUL | CFR_MONTSQR) && (t4 = OPENSSL_sparcv9cap_P[0]))\n window = 5;\n else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window >= 5) {\n window = 5;\n powerbufLen += top * sizeof(mont->N.d[0]);\n }\n#endif\n (void)0;\n numPowers = 1 << window;\n powerbufLen += sizeof(m->d[0]) * (top * numPowers +\n ((2 * top) >\n numPowers ? (2 * top) : numPowers));\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree =\n alloca(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH);\n else\n#endif\n if ((powerbufFree =\n OPENSSL_malloc(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH))\n == NULL)\n goto err;\n powerbuf = MOD_EXP_CTIME_ALIGN(powerbufFree);\n memset(powerbuf, 0, powerbufLen);\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree = NULL;\n#endif\n tmp.d = (BN_ULONG *)(powerbuf + sizeof(m->d[0]) * top * numPowers);\n am.d = tmp.d + top;\n tmp.top = am.top = 0;\n tmp.dmax = am.dmax = top;\n tmp.neg = am.neg = 0;\n tmp.flags = am.flags = BN_FLG_STATIC_DATA;\n#if 1\n if (m->d[top - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n tmp.d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < top; i++)\n tmp.d[i] = (~m->d[i]) & BN_MASK2;\n tmp.top = top;\n } else\n#endif\n if (!BN_to_montgomery(&tmp, BN_value_one(), mont, ctx))\n goto err;\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_nnmod(&am, a, m, ctx))\n goto err;\n if (!BN_to_montgomery(&am, &am, mont, ctx))\n goto err;\n } else if (!BN_to_montgomery(&am, a, mont, ctx))\n goto err;\n#if defined(SPARC_T4_MONT)\n if (t4) {\n typedef int (*bn_pwr5_mont_f) (BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_8(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_16(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_24(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_32(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n static const bn_pwr5_mont_f pwr5_funcs[4] = {\n bn_pwr5_mont_t4_8, bn_pwr5_mont_t4_16,\n bn_pwr5_mont_t4_24, bn_pwr5_mont_t4_32\n };\n bn_pwr5_mont_f pwr5_worker = pwr5_funcs[top / 16 - 1];\n typedef int (*bn_mul_mont_f) (BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_8(BN_ULONG *rp, const BN_ULONG *ap, const void *bp,\n const BN_ULONG *np, const BN_ULONG *n0);\n int bn_mul_mont_t4_16(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_24(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_32(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n static const bn_mul_mont_f mul_funcs[4] = {\n bn_mul_mont_t4_8, bn_mul_mont_t4_16,\n bn_mul_mont_t4_24, bn_mul_mont_t4_32\n };\n bn_mul_mont_f mul_worker = mul_funcs[top / 16 - 1];\n void bn_mul_mont_vis3(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_gather5_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_flip_n_scatter5_t4(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5_t4(BN_ULONG *out, size_t num,\n void *table, size_t power);\n void bn_flip_t4(BN_ULONG *dst, BN_ULONG *src, size_t num);\n BN_ULONG *np = mont->N.d, *n0 = mont->n0;\n int stride = 5 * (6 - (top / 16 - 1));\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 0);\n bn_flip_n_scatter5_t4(am.d, top, powerbuf, 1);\n if (!(*mul_worker) (tmp.d, am.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, am.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, am.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 2);\n for (i = 3; i < 32; i++) {\n if (!(*mul_worker) (tmp.d, tmp.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, tmp.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, tmp.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, i);\n }\n np = alloca(top * sizeof(BN_ULONG));\n top /= 2;\n bn_flip_t4(np, mont->N.d, top);\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5_t4(tmp.d, top, powerbuf, wvalue);\n while (bits >= 0) {\n if (bits < stride)\n stride = bits + 1;\n bits -= stride;\n wvalue = bn_get_bits(p, bits + 1);\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n bits += stride - 5;\n wvalue >>= stride - 5;\n wvalue &= 31;\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5_t4(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n }\n bn_flip_t4(tmp.d, tmp.d, top);\n top *= 2;\n tmp.top = top;\n bn_correct_top(&tmp);\n OPENSSL_cleanse(np, top * sizeof(BN_ULONG));\n } else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window == 5 && top > 1) {\n void bn_mul_mont_gather5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_scatter5(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5(BN_ULONG *out, size_t num, void *table, size_t power);\n void bn_power5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n int bn_get_bits5(const BN_ULONG *ap, int off);\n int bn_from_montgomery(BN_ULONG *rp, const BN_ULONG *ap,\n const BN_ULONG *not_used, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n BN_ULONG *n0 = mont->n0, *np;\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n for (np = am.d + top, i = 0; i < top; i++)\n np[i] = mont->N.d[i];\n bn_scatter5(tmp.d, top, powerbuf, 0);\n bn_scatter5(am.d, am.top, powerbuf, 1);\n bn_mul_mont(tmp.d, am.d, am.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2);\n# if 0\n for (i = 3; i < 32; i++) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# else\n for (i = 4; i < 32; i *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n for (i = 3; i < 8; i += 2) {\n int j;\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n for (j = 2 * i; j < 32; j *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, j);\n }\n }\n for (; i < 16; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2 * i);\n }\n for (; i < 32; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# endif\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5(tmp.d, top, powerbuf, wvalue);\n if (top & 7)\n while (bits >= 0) {\n for (wvalue = 0, i = 0; i < 5; i++, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n } else {\n while (bits >= 0) {\n wvalue = bn_get_bits5(p->d, bits - 4);\n bits -= 5;\n bn_power5(tmp.d, tmp.d, powerbuf, np, n0, top, wvalue);\n }\n }\n ret = bn_from_montgomery(tmp.d, tmp.d, NULL, np, n0, top);\n tmp.top = top;\n bn_correct_top(&tmp);\n if (ret) {\n if (!BN_copy(rr, &tmp))\n ret = 0;\n goto err;\n }\n } else\n#endif\n {\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 0, window))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&am, top, powerbuf, 1, window))\n goto err;\n if (window > 1) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &am, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 2,\n window))\n goto err;\n for (i = 3; i < numPowers; i++) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &tmp, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, i,\n window))\n goto err;\n }\n }\n bits--;\n for (wvalue = 0, i = bits % window; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&tmp, top, powerbuf, wvalue,\n window))\n goto err;\n while (bits >= 0) {\n wvalue = 0;\n for (i = 0; i < window; i++, bits--) {\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &tmp, mont, ctx))\n goto err;\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n }\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&am, top, powerbuf, wvalue,\n window))\n goto err;\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &am, mont, ctx))\n goto err;\n }\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n am.d[0] = 1;\n for (i = 1; i < top; i++)\n am.d[i] = 0;\n if (!BN_mod_mul_montgomery(rr, &tmp, &am, mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, &tmp, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n if (powerbuf != NULL) {\n OPENSSL_cleanse(powerbuf, powerbufLen);\n OPENSSL_free(powerbufFree);\n }\n BN_CTX_end(ctx);\n return ret;\n}', 'static int MOD_EXP_CTIME_COPY_FROM_PREBUF(BIGNUM *b, int top,\n unsigned char *buf, int idx,\n int window)\n{\n int i, j;\n int width = 1 << window;\n volatile BN_ULONG *table = (volatile BN_ULONG *)buf;\n if (bn_wexpand(b, top) == NULL)\n return 0;\n if (window <= 3) {\n for (i = 0; i < top; i++, table += width) {\n BN_ULONG acc = 0;\n for (j = 0; j < width; j++) {\n acc |= table[j] &\n ((BN_ULONG)0 - (constant_time_eq_int(j,idx)&1));\n }\n b->d[i] = acc;\n }\n } else {\n int xstride = 1 << (window - 2);\n BN_ULONG y0, y1, y2, y3;\n i = idx >> (window - 2);\n idx &= xstride - 1;\n y0 = (BN_ULONG)0 - (constant_time_eq_int(i,0)&1);\n y1 = (BN_ULONG)0 - (constant_time_eq_int(i,1)&1);\n y2 = (BN_ULONG)0 - (constant_time_eq_int(i,2)&1);\n y3 = (BN_ULONG)0 - (constant_time_eq_int(i,3)&1);\n for (i = 0; i < top; i++, table += width) {\n BN_ULONG acc = 0;\n for (j = 0; j < xstride; j++) {\n acc |= ( (table[j + 0 * xstride] & y0) |\n (table[j + 1 * xstride] & y1) |\n (table[j + 2 * xstride] & y2) |\n (table[j + 3 * xstride] & y3) )\n & ((BN_ULONG)0 - (constant_time_eq_int(j,idx)&1));\n }\n b->d[i] = acc;\n }\n }\n b->top = top;\n bn_correct_top(b);\n return 1;\n}', 'void bn_correct_top(BIGNUM *a)\n{\n BN_ULONG *ftl;\n int tmp_top = a->top;\n if (tmp_top > 0) {\n for (ftl = &(a->d[tmp_top]); tmp_top > 0; tmp_top--) {\n ftl--;\n if (*ftl != 0)\n break;\n }\n a->top = tmp_top;\n }\n if (a->top == 0)\n a->neg = 0;\n bn_pollute(a);\n}', 'int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n BN_MONT_CTX *mont, BN_CTX *ctx)\n{\n BIGNUM *tmp;\n int ret = 0;\n#if defined(OPENSSL_BN_ASM_MONT) && defined(MONT_WORD)\n int num = mont->N.top;\n if (num > 1 && a->top == num && b->top == num) {\n if (bn_wexpand(r, num) == NULL)\n return 0;\n if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {\n r->neg = a->neg ^ b->neg;\n r->top = num;\n bn_correct_top(r);\n return 1;\n }\n }\n#endif\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n if (tmp == NULL)\n goto err;\n bn_check_top(tmp);\n if (a == b) {\n if (!BN_sqr(tmp, a, ctx))\n goto err;\n } else {\n if (!BN_mul(tmp, a, b, ctx))\n goto err;\n }\n#ifdef MONT_WORD\n if (!BN_from_montgomery_word(r, tmp, mont))\n goto err;\n#else\n if (!BN_from_montgomery(r, tmp, mont, ctx))\n goto err;\n#endif\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int max, al;\n int ret = 0;\n BIGNUM *tmp, *rr;\n bn_check_top(a);\n al = a->top;\n if (al <= 0) {\n r->top = 0;\n r->neg = 0;\n return 1;\n }\n BN_CTX_start(ctx);\n rr = (a != r) ? r : BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n if (rr == NULL || tmp == NULL)\n goto err;\n max = 2 * al;\n if (bn_wexpand(rr, max) == NULL)\n goto err;\n if (al == 4) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[8];\n bn_sqr_normal(rr->d, a->d, 4, t);\n#else\n bn_sqr_comba4(rr->d, a->d);\n#endif\n } else if (al == 8) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[16];\n bn_sqr_normal(rr->d, a->d, 8, t);\n#else\n bn_sqr_comba8(rr->d, a->d);\n#endif\n } else {\n#if defined(BN_RECURSION)\n if (al < BN_SQR_RECURSIVE_SIZE_NORMAL) {\n BN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL * 2];\n bn_sqr_normal(rr->d, a->d, al, t);\n } else {\n int j, k;\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n if (al == j) {\n if (bn_wexpand(tmp, k * 2) == NULL)\n goto err;\n bn_sqr_recursive(rr->d, a->d, al, tmp->d);\n } else {\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n }\n }\n#else\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n#endif\n }\n rr->neg = 0;\n if (a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n rr->top = max - 1;\n else\n rr->top = max;\n if (r != rr && BN_copy(r, rr) == NULL)\n goto err;\n ret = 1;\n err:\n bn_check_top(rr);\n bn_check_top(tmp);\n BN_CTX_end(ctx);\n return ret;\n}', 'void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)\n{\n int i, j, max;\n const BN_ULONG *ap;\n BN_ULONG *rp;\n max = n * 2;\n ap = a;\n rp = r;\n rp[0] = rp[max - 1] = 0;\n rp++;\n j = n;\n if (--j > 0) {\n ap++;\n rp[j] = bn_mul_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n for (i = n - 2; i > 0; i--) {\n j--;\n ap++;\n rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n bn_add_words(r, r, r, max);\n bn_sqr_words(tmp, a, n);\n bn_add_words(r, r, tmp, max);\n}'] |
11,837 | 0 | https://github.com/nginx/nginx/blob/79ddab189fb4bf27abd21a04bb9d1210e06384ac/src/http/ngx_http_core_module.c/#L1801 | void
ngx_http_set_exten(ngx_http_request_t *r)
{
ngx_int_t i;
ngx_str_null(&r->exten);
for (i = r->uri.len - 1; i > 1; i--) {
if (r->uri.data[i] == '.' && r->uri.data[i - 1] != '/') {
r->exten.len = r->uri.len - i - 1;
r->exten.data = &r->uri.data[i + 1];
return;
} else if (r->uri.data[i] == '/') {
return;
}
}
return;
} | ['static void\nngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx)\n{\n ngx_connection_t *c;\n ngx_http_request_t *r;\n ngx_http_upstream_t *u;\n ngx_http_upstream_resolved_t *ur;\n r = ctx->data;\n c = r->connection;\n u = r->upstream;\n ur = u->resolved;\n if (ctx->state) {\n ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,\n "%V could not be resolved (%i: %s)",\n &ctx->name, ctx->state,\n ngx_resolver_strerror(ctx->state));\n ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY);\n goto failed;\n }\n ur->naddrs = ctx->naddrs;\n ur->addrs = ctx->addrs;\n#if (NGX_DEBUG)\n {\n u_char text[NGX_SOCKADDR_STRLEN];\n ngx_str_t addr;\n ngx_uint_t i;\n addr.data = text;\n for (i = 0; i < ctx->naddrs; i++) {\n addr.len = ngx_sock_ntop(ur->addrs[i].sockaddr, ur->addrs[i].socklen,\n text, NGX_SOCKADDR_STRLEN, 0);\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "name was resolved to %V", &addr);\n }\n }\n#endif\n if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n goto failed;\n }\n ngx_resolve_name_done(ctx);\n ur->ctx = NULL;\n u->peer.start_time = ngx_current_msec;\n if (u->conf->next_upstream_tries\n && u->peer.tries > u->conf->next_upstream_tries)\n {\n u->peer.tries = u->conf->next_upstream_tries;\n }\n ngx_http_upstream_connect(r, u);\nfailed:\n ngx_http_run_posted_requests(c);\n}', 'static void\nngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u)\n{\n ngx_int_t rc;\n ngx_time_t *tp;\n ngx_connection_t *c;\n r->connection->log->action = "connecting to upstream";\n if (u->state && u->state->response_sec) {\n tp = ngx_timeofday();\n u->state->response_sec = tp->sec - u->state->response_sec;\n u->state->response_msec = tp->msec - u->state->response_msec;\n }\n u->state = ngx_array_push(r->upstream_states);\n if (u->state == NULL) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n return;\n }\n ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t));\n tp = ngx_timeofday();\n u->state->response_sec = tp->sec;\n u->state->response_msec = tp->msec;\n rc = ngx_event_connect_peer(&u->peer);\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "http upstream connect: %i", rc);\n if (rc == NGX_ERROR) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n return;\n }\n u->state->peer = u->peer.name;\n if (rc == NGX_BUSY) {\n ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams");\n ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE);\n return;\n }\n if (rc == NGX_DECLINED) {\n ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR);\n return;\n }\n c = u->peer.connection;\n c->data = r;\n c->write->handler = ngx_http_upstream_handler;\n c->read->handler = ngx_http_upstream_handler;\n u->write_event_handler = ngx_http_upstream_send_request_handler;\n u->read_event_handler = ngx_http_upstream_process_header;\n c->sendfile &= r->connection->sendfile;\n u->output.sendfile = c->sendfile;\n if (c->pool == NULL) {\n c->pool = ngx_create_pool(128, r->connection->log);\n if (c->pool == NULL) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n return;\n }\n }\n c->log = r->connection->log;\n c->pool->log = c->log;\n c->read->log = c->log;\n c->write->log = c->log;\n u->writer.out = NULL;\n u->writer.last = &u->writer.out;\n u->writer.connection = c;\n u->writer.limit = 0;\n if (u->request_sent) {\n if (ngx_http_upstream_reinit(r, u) != NGX_OK) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n return;\n }\n }\n if (r->request_body\n && r->request_body->buf\n && r->request_body->temp_file\n && r == r->main)\n {\n u->output.free = ngx_alloc_chain_link(r->pool);\n if (u->output.free == NULL) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_INTERNAL_SERVER_ERROR);\n return;\n }\n u->output.free->buf = r->request_body->buf;\n u->output.free->next = NULL;\n u->output.allocated = 1;\n r->request_body->buf->pos = r->request_body->buf->start;\n r->request_body->buf->last = r->request_body->buf->start;\n r->request_body->buf->tag = u->output.tag;\n }\n u->request_sent = 0;\n if (rc == NGX_AGAIN) {\n ngx_add_timer(c->write, u->conf->connect_timeout);\n return;\n }\n#if (NGX_HTTP_SSL)\n if (u->ssl && c->ssl == NULL) {\n ngx_http_upstream_ssl_init_connection(r, u, c);\n return;\n }\n#endif\n ngx_http_upstream_send_request(r, u);\n}', 'static void\nngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u,\n ngx_uint_t ft_type)\n{\n ngx_msec_t timeout;\n ngx_uint_t status, state;\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "http next upstream, %xi", ft_type);\n if (u->peer.sockaddr) {\n if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_403\n || ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404)\n {\n state = NGX_PEER_NEXT;\n } else {\n state = NGX_PEER_FAILED;\n }\n u->peer.free(&u->peer, u->peer.data, state);\n u->peer.sockaddr = NULL;\n }\n if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) {\n ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT,\n "upstream timed out");\n }\n if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) {\n status = 0;\n u->peer.tries++;\n } else {\n switch (ft_type) {\n case NGX_HTTP_UPSTREAM_FT_TIMEOUT:\n status = NGX_HTTP_GATEWAY_TIME_OUT;\n break;\n case NGX_HTTP_UPSTREAM_FT_HTTP_500:\n status = NGX_HTTP_INTERNAL_SERVER_ERROR;\n break;\n case NGX_HTTP_UPSTREAM_FT_HTTP_403:\n status = NGX_HTTP_FORBIDDEN;\n break;\n case NGX_HTTP_UPSTREAM_FT_HTTP_404:\n status = NGX_HTTP_NOT_FOUND;\n break;\n default:\n status = NGX_HTTP_BAD_GATEWAY;\n }\n }\n if (r->connection->error) {\n ngx_http_upstream_finalize_request(r, u,\n NGX_HTTP_CLIENT_CLOSED_REQUEST);\n return;\n }\n if (status) {\n u->state->status = status;\n timeout = u->conf->next_upstream_timeout;\n if (u->peer.tries == 0\n || !(u->conf->next_upstream & ft_type)\n || (timeout && ngx_current_msec - u->peer.start_time >= timeout))\n {\n#if (NGX_HTTP_CACHE)\n if (u->cache_status == NGX_HTTP_CACHE_EXPIRED\n && (u->conf->cache_use_stale & ft_type))\n {\n ngx_int_t rc;\n rc = u->reinit_request(r);\n if (rc == NGX_OK) {\n u->cache_status = NGX_HTTP_CACHE_STALE;\n rc = ngx_http_upstream_cache_send(r, u);\n }\n ngx_http_upstream_finalize_request(r, u, rc);\n return;\n }\n#endif\n ngx_http_upstream_finalize_request(r, u, status);\n return;\n }\n }\n if (u->peer.connection) {\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "close http upstream connection: %d",\n u->peer.connection->fd);\n#if (NGX_HTTP_SSL)\n if (u->peer.connection->ssl) {\n u->peer.connection->ssl->no_wait_shutdown = 1;\n u->peer.connection->ssl->no_send_shutdown = 1;\n (void) ngx_ssl_shutdown(u->peer.connection);\n }\n#endif\n if (u->peer.connection->pool) {\n ngx_destroy_pool(u->peer.connection->pool);\n }\n ngx_close_connection(u->peer.connection);\n u->peer.connection = NULL;\n }\n ngx_http_upstream_connect(r, u);\n}', 'static void\nngx_http_upstream_finalize_request(ngx_http_request_t *r,\n ngx_http_upstream_t *u, ngx_int_t rc)\n{\n ngx_uint_t flush;\n ngx_time_t *tp;\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "finalize http upstream request: %i", rc);\n if (u->cleanup) {\n *u->cleanup = NULL;\n u->cleanup = NULL;\n }\n if (u->resolved && u->resolved->ctx) {\n ngx_resolve_name_done(u->resolved->ctx);\n u->resolved->ctx = NULL;\n }\n if (u->state && u->state->response_sec) {\n tp = ngx_timeofday();\n u->state->response_sec = tp->sec - u->state->response_sec;\n u->state->response_msec = tp->msec - u->state->response_msec;\n if (u->pipe && u->pipe->read_length) {\n u->state->response_length = u->pipe->read_length;\n }\n }\n u->finalize_request(r, rc);\n if (u->peer.free && u->peer.sockaddr) {\n u->peer.free(&u->peer, u->peer.data, 0);\n u->peer.sockaddr = NULL;\n }\n if (u->peer.connection) {\n#if (NGX_HTTP_SSL)\n if (u->peer.connection->ssl) {\n u->peer.connection->ssl->no_wait_shutdown = 1;\n (void) ngx_ssl_shutdown(u->peer.connection);\n }\n#endif\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "close http upstream connection: %d",\n u->peer.connection->fd);\n if (u->peer.connection->pool) {\n ngx_destroy_pool(u->peer.connection->pool);\n }\n ngx_close_connection(u->peer.connection);\n }\n u->peer.connection = NULL;\n if (u->pipe && u->pipe->temp_file) {\n ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "http upstream temp fd: %d",\n u->pipe->temp_file->file.fd);\n }\n if (u->store && u->pipe && u->pipe->temp_file\n && u->pipe->temp_file->file.fd != NGX_INVALID_FILE)\n {\n if (ngx_delete_file(u->pipe->temp_file->file.name.data)\n == NGX_FILE_ERROR)\n {\n ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,\n ngx_delete_file_n " \\"%s\\" failed",\n u->pipe->temp_file->file.name.data);\n }\n }\n#if (NGX_HTTP_CACHE)\n if (r->cache) {\n if (u->cacheable) {\n if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) {\n time_t valid;\n valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc);\n if (valid) {\n r->cache->valid_sec = ngx_time() + valid;\n r->cache->error = rc;\n }\n }\n }\n ngx_http_file_cache_free(r->cache, u->pipe->temp_file);\n }\n#endif\n if (r->subrequest_in_memory\n && u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE)\n {\n u->buffer.last = u->buffer.pos;\n }\n if (rc == NGX_DECLINED) {\n return;\n }\n r->connection->log->action = "sending to client";\n if (!u->header_sent\n || rc == NGX_HTTP_REQUEST_TIME_OUT\n || rc == NGX_HTTP_CLIENT_CLOSED_REQUEST)\n {\n ngx_http_finalize_request(r, rc);\n return;\n }\n flush = 0;\n if (rc >= NGX_HTTP_SPECIAL_RESPONSE) {\n rc = NGX_ERROR;\n flush = 1;\n }\n if (r->header_only) {\n ngx_http_finalize_request(r, rc);\n return;\n }\n if (rc == 0) {\n rc = ngx_http_send_special(r, NGX_HTTP_LAST);\n } else if (flush) {\n r->keepalive = 0;\n rc = ngx_http_send_special(r, NGX_HTTP_FLUSH);\n }\n ngx_http_finalize_request(r, rc);\n}', 'void\nngx_http_finalize_request(ngx_http_request_t *r, ngx_int_t rc)\n{\n ngx_connection_t *c;\n ngx_http_request_t *pr;\n ngx_http_core_loc_conf_t *clcf;\n c = r->connection;\n ngx_log_debug5(NGX_LOG_DEBUG_HTTP, c->log, 0,\n "http finalize request: %d, \\"%V?%V\\" a:%d, c:%d",\n rc, &r->uri, &r->args, r == c->data, r->main->count);\n if (rc == NGX_DONE) {\n ngx_http_finalize_connection(r);\n return;\n }\n if (rc == NGX_OK && r->filter_finalize) {\n c->error = 1;\n }\n if (rc == NGX_DECLINED) {\n r->content_handler = NULL;\n r->write_event_handler = ngx_http_core_run_phases;\n ngx_http_core_run_phases(r);\n return;\n }\n if (r != r->main && r->post_subrequest) {\n rc = r->post_subrequest->handler(r, r->post_subrequest->data, rc);\n }\n if (rc == NGX_ERROR\n || rc == NGX_HTTP_REQUEST_TIME_OUT\n || rc == NGX_HTTP_CLIENT_CLOSED_REQUEST\n || c->error)\n {\n if (ngx_http_post_action(r) == NGX_OK) {\n return;\n }\n if (r->main->blocked) {\n r->write_event_handler = ngx_http_request_finalizer;\n }\n ngx_http_terminate_request(r, rc);\n return;\n }\n if (rc >= NGX_HTTP_SPECIAL_RESPONSE\n || rc == NGX_HTTP_CREATED\n || rc == NGX_HTTP_NO_CONTENT)\n {\n if (rc == NGX_HTTP_CLOSE) {\n ngx_http_terminate_request(r, rc);\n return;\n }\n if (r == r->main) {\n if (c->read->timer_set) {\n ngx_del_timer(c->read);\n }\n if (c->write->timer_set) {\n ngx_del_timer(c->write);\n }\n }\n c->read->handler = ngx_http_request_handler;\n c->write->handler = ngx_http_request_handler;\n ngx_http_finalize_request(r, ngx_http_special_response_handler(r, rc));\n return;\n }\n if (r != r->main) {\n if (r->buffered || r->postponed) {\n if (ngx_http_set_write_handler(r) != NGX_OK) {\n ngx_http_terminate_request(r, 0);\n }\n return;\n }\n pr = r->parent;\n if (r == c->data) {\n r->main->count--;\n r->main->subrequests++;\n if (!r->logged) {\n clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);\n if (clcf->log_subrequest) {\n ngx_http_log_request(r);\n }\n r->logged = 1;\n } else {\n ngx_log_error(NGX_LOG_ALERT, c->log, 0,\n "subrequest: \\"%V?%V\\" logged again",\n &r->uri, &r->args);\n }\n r->done = 1;\n if (pr->postponed && pr->postponed->request == r) {\n pr->postponed = pr->postponed->next;\n }\n c->data = pr;\n } else {\n ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,\n "http finalize non-active request: \\"%V?%V\\"",\n &r->uri, &r->args);\n r->write_event_handler = ngx_http_request_finalizer;\n if (r->waited) {\n r->done = 1;\n }\n }\n if (ngx_http_post_request(pr, NULL) != NGX_OK) {\n r->main->count++;\n ngx_http_terminate_request(r, 0);\n return;\n }\n ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,\n "http wake parent request: \\"%V?%V\\"",\n &pr->uri, &pr->args);\n return;\n }\n if (r->buffered || c->buffered || r->postponed || r->blocked) {\n if (ngx_http_set_write_handler(r) != NGX_OK) {\n ngx_http_terminate_request(r, 0);\n }\n return;\n }\n if (r != c->data) {\n ngx_log_error(NGX_LOG_ALERT, c->log, 0,\n "http finalize non-active request: \\"%V?%V\\"",\n &r->uri, &r->args);\n return;\n }\n r->done = 1;\n r->write_event_handler = ngx_http_request_empty_handler;\n if (!r->post_action) {\n r->request_complete = 1;\n }\n if (ngx_http_post_action(r) == NGX_OK) {\n return;\n }\n if (c->read->timer_set) {\n ngx_del_timer(c->read);\n }\n if (c->write->timer_set) {\n c->write->delayed = 0;\n ngx_del_timer(c->write);\n }\n if (c->read->eof) {\n ngx_http_close_request(r, 0);\n return;\n }\n ngx_http_finalize_connection(r);\n}', 'ngx_int_t\nngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error)\n{\n ngx_uint_t i, err;\n ngx_http_err_page_t *err_page;\n ngx_http_core_loc_conf_t *clcf;\n ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "http special response: %i, \\"%V?%V\\"",\n error, &r->uri, &r->args);\n r->err_status = error;\n if (r->keepalive) {\n switch (error) {\n case NGX_HTTP_BAD_REQUEST:\n case NGX_HTTP_REQUEST_ENTITY_TOO_LARGE:\n case NGX_HTTP_REQUEST_URI_TOO_LARGE:\n case NGX_HTTP_TO_HTTPS:\n case NGX_HTTPS_CERT_ERROR:\n case NGX_HTTPS_NO_CERT:\n case NGX_HTTP_INTERNAL_SERVER_ERROR:\n case NGX_HTTP_NOT_IMPLEMENTED:\n r->keepalive = 0;\n }\n }\n if (r->lingering_close) {\n switch (error) {\n case NGX_HTTP_BAD_REQUEST:\n case NGX_HTTP_TO_HTTPS:\n case NGX_HTTPS_CERT_ERROR:\n case NGX_HTTPS_NO_CERT:\n r->lingering_close = 0;\n }\n }\n r->headers_out.content_type.len = 0;\n clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);\n if (!r->error_page && clcf->error_pages && r->uri_changes != 0) {\n if (clcf->recursive_error_pages == 0) {\n r->error_page = 1;\n }\n err_page = clcf->error_pages->elts;\n for (i = 0; i < clcf->error_pages->nelts; i++) {\n if (err_page[i].status == error) {\n return ngx_http_send_error_page(r, &err_page[i]);\n }\n }\n }\n r->expect_tested = 1;\n if (ngx_http_discard_request_body(r) != NGX_OK) {\n r->keepalive = 0;\n }\n if (clcf->msie_refresh\n && r->headers_in.msie\n && (error == NGX_HTTP_MOVED_PERMANENTLY\n || error == NGX_HTTP_MOVED_TEMPORARILY))\n {\n return ngx_http_send_refresh(r);\n }\n if (error == NGX_HTTP_CREATED) {\n err = 0;\n } else if (error == NGX_HTTP_NO_CONTENT) {\n err = 0;\n } else if (error >= NGX_HTTP_MOVED_PERMANENTLY\n && error < NGX_HTTP_LAST_3XX)\n {\n err = error - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_OFF_3XX;\n } else if (error >= NGX_HTTP_BAD_REQUEST\n && error < NGX_HTTP_LAST_4XX)\n {\n err = error - NGX_HTTP_BAD_REQUEST + NGX_HTTP_OFF_4XX;\n } else if (error >= NGX_HTTP_NGINX_CODES\n && error < NGX_HTTP_LAST_5XX)\n {\n err = error - NGX_HTTP_NGINX_CODES + NGX_HTTP_OFF_5XX;\n switch (error) {\n case NGX_HTTP_TO_HTTPS:\n case NGX_HTTPS_CERT_ERROR:\n case NGX_HTTPS_NO_CERT:\n case NGX_HTTP_REQUEST_HEADER_TOO_LARGE:\n r->err_status = NGX_HTTP_BAD_REQUEST;\n break;\n }\n } else {\n err = 0;\n }\n return ngx_http_send_special_response(r, clcf, err);\n}', 'static ngx_int_t\nngx_http_send_error_page(ngx_http_request_t *r, ngx_http_err_page_t *err_page)\n{\n ngx_int_t overwrite;\n ngx_str_t uri, args;\n ngx_table_elt_t *location;\n ngx_http_core_loc_conf_t *clcf;\n overwrite = err_page->overwrite;\n if (overwrite && overwrite != NGX_HTTP_OK) {\n r->expect_tested = 1;\n }\n if (overwrite >= 0) {\n r->err_status = overwrite;\n }\n if (ngx_http_complex_value(r, &err_page->value, &uri) != NGX_OK) {\n return NGX_ERROR;\n }\n if (uri.data[0] == \'/\') {\n if (err_page->value.lengths) {\n ngx_http_split_args(r, &uri, &args);\n } else {\n args = err_page->args;\n }\n if (r->method != NGX_HTTP_HEAD) {\n r->method = NGX_HTTP_GET;\n r->method_name = ngx_http_get_name;\n }\n return ngx_http_internal_redirect(r, &uri, &args);\n }\n if (uri.data[0] == \'@\') {\n return ngx_http_named_location(r, &uri);\n }\n location = ngx_list_push(&r->headers_out.headers);\n if (location == NULL) {\n return NGX_ERROR;\n }\n if (overwrite != NGX_HTTP_MOVED_PERMANENTLY\n && overwrite != NGX_HTTP_MOVED_TEMPORARILY\n && overwrite != NGX_HTTP_SEE_OTHER\n && overwrite != NGX_HTTP_TEMPORARY_REDIRECT)\n {\n r->err_status = NGX_HTTP_MOVED_TEMPORARILY;\n }\n location->hash = 1;\n ngx_str_set(&location->key, "Location");\n location->value = uri;\n ngx_http_clear_location(r);\n r->headers_out.location = location;\n clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);\n if (clcf->msie_refresh && r->headers_in.msie) {\n return ngx_http_send_refresh(r);\n }\n return ngx_http_send_special_response(r, clcf, r->err_status\n - NGX_HTTP_MOVED_PERMANENTLY\n + NGX_HTTP_OFF_3XX);\n}', 'ngx_int_t\nngx_http_internal_redirect(ngx_http_request_t *r,\n ngx_str_t *uri, ngx_str_t *args)\n{\n ngx_http_core_srv_conf_t *cscf;\n r->uri_changes--;\n if (r->uri_changes == 0) {\n ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,\n "rewrite or internal redirection cycle "\n "while internally redirecting to \\"%V\\"", uri);\n r->main->count++;\n ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);\n return NGX_DONE;\n }\n r->uri = *uri;\n if (args) {\n r->args = *args;\n } else {\n ngx_str_null(&r->args);\n }\n ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,\n "internal redirect: \\"%V?%V\\"", uri, &r->args);\n ngx_http_set_exten(r);\n ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module);\n cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);\n r->loc_conf = cscf->ctx->loc_conf;\n ngx_http_update_location_config(r);\n#if (NGX_HTTP_CACHE)\n r->cache = NULL;\n#endif\n r->internal = 1;\n r->valid_unparsed_uri = 0;\n r->add_uri_to_alias = 0;\n r->main->count++;\n ngx_http_handler(r);\n return NGX_DONE;\n}', "void\nngx_http_set_exten(ngx_http_request_t *r)\n{\n ngx_int_t i;\n ngx_str_null(&r->exten);\n for (i = r->uri.len - 1; i > 1; i--) {\n if (r->uri.data[i] == '.' && r->uri.data[i - 1] != '/') {\n r->exten.len = r->uri.len - i - 1;\n r->exten.data = &r->uri.data[i + 1];\n return;\n } else if (r->uri.data[i] == '/') {\n return;\n }\n }\n return;\n}"] |
11,838 | 0 | https://github.com/openssl/openssl/blob/01b7851aa27aa144372f5484da916be042d9aa4f/ssl/packet_locl.h/#L82 | static inline void packet_forward(PACKET *pkt, size_t len)
{
pkt->curr += len;
pkt->remaining -= len;
} | ['static int test_PACKET_get_net_4(unsigned char buf[BUF_LEN])\n{\n unsigned long i;\n PACKET pkt;\n if ( !PACKET_buf_init(&pkt, buf, BUF_LEN)\n || !PACKET_get_net_4(&pkt, &i)\n || i != 0x02040608UL\n || !PACKET_forward(&pkt, BUF_LEN - 8)\n || !PACKET_get_net_4(&pkt, &i)\n || i != 0xf8fafcfeUL\n || PACKET_get_net_4(&pkt, &i)) {\n fprintf(stderr, "test_PACKET_get_net_4() failed\\n");\n return 0;\n }\n return 1;\n}', 'static inline void packet_forward(PACKET *pkt, size_t len)\n{\n pkt->curr += len;\n pkt->remaining -= len;\n}'] |
11,839 | 0 | https://github.com/nginx/nginx/blob/e4ecddfdb0d2ffc872658e36028971ad9a873726/src/core/ngx_string.c/#L244 | u_char *
ngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args)
{
u_char *p, zero, *last;
int d;
float f, scale;
size_t len, slen;
int64_t i64;
uint64_t ui64;
ngx_msec_t ms;
ngx_uint_t width, sign, hex, max_width, frac_width, i;
ngx_str_t *v;
ngx_variable_value_t *vv;
if (max == 0) {
return buf;
}
last = buf + max;
while (*fmt && buf < last) {
if (*fmt == '%') {
i64 = 0;
ui64 = 0;
zero = (u_char) ((*++fmt == '0') ? '0' : ' ');
width = 0;
sign = 1;
hex = 0;
max_width = 0;
frac_width = 0;
slen = (size_t) -1;
while (*fmt >= '0' && *fmt <= '9') {
width = width * 10 + *fmt++ - '0';
}
for ( ;; ) {
switch (*fmt) {
case 'u':
sign = 0;
fmt++;
continue;
case 'm':
max_width = 1;
fmt++;
continue;
case 'X':
hex = 2;
sign = 0;
fmt++;
continue;
case 'x':
hex = 1;
sign = 0;
fmt++;
continue;
case '.':
fmt++;
while (*fmt >= '0' && *fmt <= '9') {
frac_width = frac_width * 10 + *fmt++ - '0';
}
break;
case '*':
slen = va_arg(args, size_t);
fmt++;
continue;
default:
break;
}
break;
}
switch (*fmt) {
case 'V':
v = va_arg(args, ngx_str_t *);
len = v->len;
len = (buf + len < last) ? len : (size_t) (last - buf);
buf = ngx_cpymem(buf, v->data, len);
fmt++;
continue;
case 'v':
vv = va_arg(args, ngx_variable_value_t *);
len = vv->len;
len = (buf + len < last) ? len : (size_t) (last - buf);
buf = ngx_cpymem(buf, vv->data, len);
fmt++;
continue;
case 's':
p = va_arg(args, u_char *);
if (slen == (size_t) -1) {
while (*p && buf < last) {
*buf++ = *p++;
}
} else {
len = (buf + slen < last) ? slen : (size_t) (last - buf);
buf = ngx_cpymem(buf, p, len);
}
fmt++;
continue;
case 'O':
i64 = (int64_t) va_arg(args, off_t);
sign = 1;
break;
case 'P':
i64 = (int64_t) va_arg(args, ngx_pid_t);
sign = 1;
break;
case 'T':
i64 = (int64_t) va_arg(args, time_t);
sign = 1;
break;
case 'M':
ms = (ngx_msec_t) va_arg(args, ngx_msec_t);
if ((ngx_msec_int_t) ms == -1) {
sign = 1;
i64 = -1;
} else {
sign = 0;
ui64 = (uint64_t) ms;
}
break;
case 'z':
if (sign) {
i64 = (int64_t) va_arg(args, ssize_t);
} else {
ui64 = (uint64_t) va_arg(args, size_t);
}
break;
case 'i':
if (sign) {
i64 = (int64_t) va_arg(args, ngx_int_t);
} else {
ui64 = (uint64_t) va_arg(args, ngx_uint_t);
}
if (max_width) {
width = NGX_INT_T_LEN;
}
break;
case 'd':
if (sign) {
i64 = (int64_t) va_arg(args, int);
} else {
ui64 = (uint64_t) va_arg(args, u_int);
}
break;
case 'l':
if (sign) {
i64 = (int64_t) va_arg(args, long);
} else {
ui64 = (uint64_t) va_arg(args, u_long);
}
break;
case 'D':
if (sign) {
i64 = (int64_t) va_arg(args, int32_t);
} else {
ui64 = (uint64_t) va_arg(args, uint32_t);
}
break;
case 'L':
if (sign) {
i64 = va_arg(args, int64_t);
} else {
ui64 = va_arg(args, uint64_t);
}
break;
case 'A':
if (sign) {
i64 = (int64_t) va_arg(args, ngx_atomic_int_t);
} else {
ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t);
}
if (max_width) {
width = NGX_ATOMIC_T_LEN;
}
break;
case 'f':
f = (float) va_arg(args, double);
if (f < 0) {
*buf++ = '-';
f = -f;
}
ui64 = (int64_t) f;
buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width);
if (frac_width) {
if (buf < last) {
*buf++ = '.';
}
scale = 1.0;
for (i = 0; i < frac_width; i++) {
scale *= 10.0;
}
ui64 = (uint64_t) ((f - (int64_t) ui64) * scale);
buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width);
}
fmt++;
continue;
#if !(NGX_WIN32)
case 'r':
i64 = (int64_t) va_arg(args, rlim_t);
sign = 1;
break;
#endif
case 'p':
ui64 = (uintptr_t) va_arg(args, void *);
hex = 2;
sign = 0;
zero = '0';
width = NGX_PTR_SIZE * 2;
break;
case 'c':
d = va_arg(args, int);
*buf++ = (u_char) (d & 0xff);
fmt++;
continue;
case 'Z':
*buf++ = '\0';
fmt++;
continue;
case 'N':
#if (NGX_WIN32)
*buf++ = CR;
#endif
*buf++ = LF;
fmt++;
continue;
case '%':
*buf++ = '%';
fmt++;
continue;
default:
*buf++ = *fmt++;
continue;
}
if (sign) {
if (i64 < 0) {
*buf++ = '-';
ui64 = (uint64_t) -i64;
} else {
ui64 = (uint64_t) i64;
}
}
buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width);
fmt++;
} else {
*buf++ = *fmt++;
}
}
return buf;
} | ['void\nngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)\n{\n ssize_t n, len;\n ngx_fd_t fd;\n ngx_uint_t i;\n ngx_list_part_t *part;\n ngx_open_file_t *file;\n part = &cycle->open_files.part;\n file = part->elts;\n for (i = 0; ; i++) {\n if (i >= part->nelts) {\n if (part->next == NULL) {\n break;\n }\n part = part->next;\n file = part->elts;\n i = 0;\n }\n if (file[i].name.data == NULL) {\n continue;\n }\n len = file[i].pos - file[i].buffer;\n if (file[i].buffer && len != 0) {\n n = ngx_write_fd(file[i].fd, file[i].buffer, len);\n if (n == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,\n ngx_write_fd_n " to \\"%s\\" failed",\n file[i].name.data);\n } else if (n != len) {\n ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,\n ngx_write_fd_n " to \\"%s\\" was incomplete: %z of %uz",\n file[i].name.data, n, len);\n }\n file[i].pos = file[i].buffer;\n }\n fd = ngx_open_file(file[i].name.data, NGX_FILE_APPEND,\n NGX_FILE_CREATE_OR_OPEN, NGX_FILE_DEFAULT_ACCESS);\n ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,\n "reopen file \\"%s\\", old:%d new:%d",\n file[i].name.data, file[i].fd, fd);\n if (fd == NGX_INVALID_FILE) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_open_file_n " \\"%s\\" failed", file[i].name.data);\n continue;\n }\n#if !(NGX_WIN32)\n if (user != (ngx_uid_t) NGX_CONF_UNSET_UINT) {\n ngx_file_info_t fi;\n if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_file_info_n " \\"%s\\" failed",\n file[i].name.data);\n if (ngx_close_file(fd) == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_close_file_n " \\"%s\\" failed",\n file[i].name.data);\n }\n }\n if (fi.st_uid != user) {\n if (chown((const char *) file[i].name.data, user, -1) == -1) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n "chown(\\"%s\\", %d) failed",\n file[i].name.data, user);\n if (ngx_close_file(fd) == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_close_file_n " \\"%s\\" failed",\n file[i].name.data);\n }\n }\n }\n if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {\n fi.st_mode |= (S_IRUSR|S_IWUSR);\n if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n "chmod() \\"%s\\" failed", file[i].name.data);\n if (ngx_close_file(fd) == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_close_file_n " \\"%s\\" failed",\n file[i].name.data);\n }\n }\n }\n }\n if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n "fcntl(FD_CLOEXEC) \\"%s\\" failed",\n file[i].name.data);\n if (ngx_close_file(fd) == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_close_file_n " \\"%s\\" failed",\n file[i].name.data);\n }\n continue;\n }\n#endif\n if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n ngx_close_file_n " \\"%s\\" failed",\n file[i].name.data);\n }\n file[i].fd = fd;\n }\n#if !(NGX_WIN32)\n if (cycle->log->file->fd != STDERR_FILENO) {\n if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {\n ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,\n "dup2(STDERR) failed");\n }\n }\n#endif\n}', 'void\nngx_log_error_core(ngx_uint_t level, ngx_log_t *log, ngx_err_t err,\n const char *fmt, ...)\n#else\nvoid\nngx_log_error_core(ngx_uint_t level, ngx_log_t *log, ngx_err_t err,\n const char *fmt, va_list args)\n#endif\n{\n#if (NGX_HAVE_VARIADIC_MACROS)\n va_list args;\n#endif\n u_char errstr[NGX_MAX_ERROR_STR], *p, *last;\n if (log->file->fd == NGX_INVALID_FILE) {\n return;\n }\n last = errstr + NGX_MAX_ERROR_STR;\n ngx_memcpy(errstr, ngx_cached_err_log_time.data,\n ngx_cached_err_log_time.len);\n p = errstr + ngx_cached_err_log_time.len;\n p = ngx_snprintf(p, last - p, " [%s] ", err_levels[level]);\n p = ngx_snprintf(p, last - p, "%P#" NGX_TID_T_FMT ": ",\n ngx_log_pid, ngx_log_tid);\n if (log->connection) {\n p = ngx_snprintf(p, last - p, "*%uA ", log->connection);\n }\n#if (NGX_HAVE_VARIADIC_MACROS)\n va_start(args, fmt);\n p = ngx_vsnprintf(p, last - p, fmt, args);\n va_end(args);\n#else\n p = ngx_vsnprintf(p, last - p, fmt, args);\n#endif\n if (err) {\n if (p > last - 50) {\n p = last - 50;\n *p++ = \'.\';\n *p++ = \'.\';\n *p++ = \'.\';\n }\n#if (NGX_WIN32)\n p = ngx_snprintf(p, last - p, ((unsigned) err < 0x80000000)\n ? " (%d: " : " (%Xd: ", err);\n#else\n p = ngx_snprintf(p, last - p, " (%d: ", err);\n#endif\n p = ngx_strerror_r(err, p, last - p);\n if (p < last) {\n *p++ = \')\';\n }\n }\n if (level != NGX_LOG_DEBUG && log->handler) {\n p = log->handler(log, p, last - p);\n }\n if (p > last - NGX_LINEFEED_SIZE) {\n p = last - NGX_LINEFEED_SIZE;\n }\n ngx_linefeed(p);\n (void) ngx_write_fd(log->file->fd, errstr, p - errstr);\n}', 'u_char * ngx_cdecl\nngx_snprintf(u_char *buf, size_t max, const char *fmt, ...)\n{\n u_char *p;\n va_list args;\n va_start(args, fmt);\n p = ngx_vsnprintf(buf, max, fmt, args);\n va_end(args);\n return p;\n}', "u_char *\nngx_vsnprintf(u_char *buf, size_t max, const char *fmt, va_list args)\n{\n u_char *p, zero, *last;\n int d;\n float f, scale;\n size_t len, slen;\n int64_t i64;\n uint64_t ui64;\n ngx_msec_t ms;\n ngx_uint_t width, sign, hex, max_width, frac_width, i;\n ngx_str_t *v;\n ngx_variable_value_t *vv;\n if (max == 0) {\n return buf;\n }\n last = buf + max;\n while (*fmt && buf < last) {\n if (*fmt == '%') {\n i64 = 0;\n ui64 = 0;\n zero = (u_char) ((*++fmt == '0') ? '0' : ' ');\n width = 0;\n sign = 1;\n hex = 0;\n max_width = 0;\n frac_width = 0;\n slen = (size_t) -1;\n while (*fmt >= '0' && *fmt <= '9') {\n width = width * 10 + *fmt++ - '0';\n }\n for ( ;; ) {\n switch (*fmt) {\n case 'u':\n sign = 0;\n fmt++;\n continue;\n case 'm':\n max_width = 1;\n fmt++;\n continue;\n case 'X':\n hex = 2;\n sign = 0;\n fmt++;\n continue;\n case 'x':\n hex = 1;\n sign = 0;\n fmt++;\n continue;\n case '.':\n fmt++;\n while (*fmt >= '0' && *fmt <= '9') {\n frac_width = frac_width * 10 + *fmt++ - '0';\n }\n break;\n case '*':\n slen = va_arg(args, size_t);\n fmt++;\n continue;\n default:\n break;\n }\n break;\n }\n switch (*fmt) {\n case 'V':\n v = va_arg(args, ngx_str_t *);\n len = v->len;\n len = (buf + len < last) ? len : (size_t) (last - buf);\n buf = ngx_cpymem(buf, v->data, len);\n fmt++;\n continue;\n case 'v':\n vv = va_arg(args, ngx_variable_value_t *);\n len = vv->len;\n len = (buf + len < last) ? len : (size_t) (last - buf);\n buf = ngx_cpymem(buf, vv->data, len);\n fmt++;\n continue;\n case 's':\n p = va_arg(args, u_char *);\n if (slen == (size_t) -1) {\n while (*p && buf < last) {\n *buf++ = *p++;\n }\n } else {\n len = (buf + slen < last) ? slen : (size_t) (last - buf);\n buf = ngx_cpymem(buf, p, len);\n }\n fmt++;\n continue;\n case 'O':\n i64 = (int64_t) va_arg(args, off_t);\n sign = 1;\n break;\n case 'P':\n i64 = (int64_t) va_arg(args, ngx_pid_t);\n sign = 1;\n break;\n case 'T':\n i64 = (int64_t) va_arg(args, time_t);\n sign = 1;\n break;\n case 'M':\n ms = (ngx_msec_t) va_arg(args, ngx_msec_t);\n if ((ngx_msec_int_t) ms == -1) {\n sign = 1;\n i64 = -1;\n } else {\n sign = 0;\n ui64 = (uint64_t) ms;\n }\n break;\n case 'z':\n if (sign) {\n i64 = (int64_t) va_arg(args, ssize_t);\n } else {\n ui64 = (uint64_t) va_arg(args, size_t);\n }\n break;\n case 'i':\n if (sign) {\n i64 = (int64_t) va_arg(args, ngx_int_t);\n } else {\n ui64 = (uint64_t) va_arg(args, ngx_uint_t);\n }\n if (max_width) {\n width = NGX_INT_T_LEN;\n }\n break;\n case 'd':\n if (sign) {\n i64 = (int64_t) va_arg(args, int);\n } else {\n ui64 = (uint64_t) va_arg(args, u_int);\n }\n break;\n case 'l':\n if (sign) {\n i64 = (int64_t) va_arg(args, long);\n } else {\n ui64 = (uint64_t) va_arg(args, u_long);\n }\n break;\n case 'D':\n if (sign) {\n i64 = (int64_t) va_arg(args, int32_t);\n } else {\n ui64 = (uint64_t) va_arg(args, uint32_t);\n }\n break;\n case 'L':\n if (sign) {\n i64 = va_arg(args, int64_t);\n } else {\n ui64 = va_arg(args, uint64_t);\n }\n break;\n case 'A':\n if (sign) {\n i64 = (int64_t) va_arg(args, ngx_atomic_int_t);\n } else {\n ui64 = (uint64_t) va_arg(args, ngx_atomic_uint_t);\n }\n if (max_width) {\n width = NGX_ATOMIC_T_LEN;\n }\n break;\n case 'f':\n f = (float) va_arg(args, double);\n if (f < 0) {\n *buf++ = '-';\n f = -f;\n }\n ui64 = (int64_t) f;\n buf = ngx_sprintf_num(buf, last, ui64, zero, 0, width);\n if (frac_width) {\n if (buf < last) {\n *buf++ = '.';\n }\n scale = 1.0;\n for (i = 0; i < frac_width; i++) {\n scale *= 10.0;\n }\n ui64 = (uint64_t) ((f - (int64_t) ui64) * scale);\n buf = ngx_sprintf_num(buf, last, ui64, '0', 0, frac_width);\n }\n fmt++;\n continue;\n#if !(NGX_WIN32)\n case 'r':\n i64 = (int64_t) va_arg(args, rlim_t);\n sign = 1;\n break;\n#endif\n case 'p':\n ui64 = (uintptr_t) va_arg(args, void *);\n hex = 2;\n sign = 0;\n zero = '0';\n width = NGX_PTR_SIZE * 2;\n break;\n case 'c':\n d = va_arg(args, int);\n *buf++ = (u_char) (d & 0xff);\n fmt++;\n continue;\n case 'Z':\n *buf++ = '\\0';\n fmt++;\n continue;\n case 'N':\n#if (NGX_WIN32)\n *buf++ = CR;\n#endif\n *buf++ = LF;\n fmt++;\n continue;\n case '%':\n *buf++ = '%';\n fmt++;\n continue;\n default:\n *buf++ = *fmt++;\n continue;\n }\n if (sign) {\n if (i64 < 0) {\n *buf++ = '-';\n ui64 = (uint64_t) -i64;\n } else {\n ui64 = (uint64_t) i64;\n }\n }\n buf = ngx_sprintf_num(buf, last, ui64, zero, hex, width);\n fmt++;\n } else {\n *buf++ = *fmt++;\n }\n }\n return buf;\n}"] |
11,840 | 0 | https://github.com/nginx/nginx/blob/030a1f959c9c673258fe53f968fab04fc9214b86/src/core/ngx_hash.c/#L391 | ngx_int_t
ngx_hash_init(ngx_hash_init_t *hinit, ngx_hash_key_t *names, ngx_uint_t nelts)
{
u_char *elts;
size_t len;
u_short *test;
ngx_uint_t i, n, key, size, start, bucket_size;
ngx_hash_elt_t *elt, **buckets;
if (hinit->max_size == 0) {
ngx_log_error(NGX_LOG_EMERG, hinit->pool->log, 0,
"could not build %s, you should "
"increase %s_max_size: %i",
hinit->name, hinit->name, hinit->max_size);
return NGX_ERROR;
}
for (n = 0; n < nelts; n++) {
if (hinit->bucket_size < NGX_HASH_ELT_SIZE(&names[n]) + sizeof(void *))
{
ngx_log_error(NGX_LOG_EMERG, hinit->pool->log, 0,
"could not build %s, you should "
"increase %s_bucket_size: %i",
hinit->name, hinit->name, hinit->bucket_size);
return NGX_ERROR;
}
}
test = ngx_alloc(hinit->max_size * sizeof(u_short), hinit->pool->log);
if (test == NULL) {
return NGX_ERROR;
}
bucket_size = hinit->bucket_size - sizeof(void *);
start = nelts / (bucket_size / (2 * sizeof(void *)));
start = start ? start : 1;
if (hinit->max_size > 10000 && nelts && hinit->max_size / nelts < 100) {
start = hinit->max_size - 1000;
}
for (size = start; size <= hinit->max_size; size++) {
ngx_memzero(test, size * sizeof(u_short));
for (n = 0; n < nelts; n++) {
if (names[n].key.data == NULL) {
continue;
}
key = names[n].key_hash % size;
test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));
#if 0
ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,
"%ui: %ui %ui \"%V\"",
size, key, test[key], &names[n].key);
#endif
if (test[key] > (u_short) bucket_size) {
goto next;
}
}
goto found;
next:
continue;
}
size = hinit->max_size;
ngx_log_error(NGX_LOG_WARN, hinit->pool->log, 0,
"could not build optimal %s, you should increase "
"either %s_max_size: %i or %s_bucket_size: %i; "
"ignoring %s_bucket_size",
hinit->name, hinit->name, hinit->max_size,
hinit->name, hinit->bucket_size, hinit->name);
found:
for (i = 0; i < size; i++) {
test[i] = sizeof(void *);
}
for (n = 0; n < nelts; n++) {
if (names[n].key.data == NULL) {
continue;
}
key = names[n].key_hash % size;
test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));
}
len = 0;
for (i = 0; i < size; i++) {
if (test[i] == sizeof(void *)) {
continue;
}
test[i] = (u_short) (ngx_align(test[i], ngx_cacheline_size));
len += test[i];
}
if (hinit->hash == NULL) {
hinit->hash = ngx_pcalloc(hinit->pool, sizeof(ngx_hash_wildcard_t)
+ size * sizeof(ngx_hash_elt_t *));
if (hinit->hash == NULL) {
ngx_free(test);
return NGX_ERROR;
}
buckets = (ngx_hash_elt_t **)
((u_char *) hinit->hash + sizeof(ngx_hash_wildcard_t));
} else {
buckets = ngx_pcalloc(hinit->pool, size * sizeof(ngx_hash_elt_t *));
if (buckets == NULL) {
ngx_free(test);
return NGX_ERROR;
}
}
elts = ngx_palloc(hinit->pool, len + ngx_cacheline_size);
if (elts == NULL) {
ngx_free(test);
return NGX_ERROR;
}
elts = ngx_align_ptr(elts, ngx_cacheline_size);
for (i = 0; i < size; i++) {
if (test[i] == sizeof(void *)) {
continue;
}
buckets[i] = (ngx_hash_elt_t *) elts;
elts += test[i];
}
for (i = 0; i < size; i++) {
test[i] = 0;
}
for (n = 0; n < nelts; n++) {
if (names[n].key.data == NULL) {
continue;
}
key = names[n].key_hash % size;
elt = (ngx_hash_elt_t *) ((u_char *) buckets[key] + test[key]);
elt->value = names[n].value;
elt->len = (u_short) names[n].key.len;
ngx_strlow(elt->name, names[n].key.data, names[n].key.len);
test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));
}
for (i = 0; i < size; i++) {
if (buckets[i] == NULL) {
continue;
}
elt = (ngx_hash_elt_t *) ((u_char *) buckets[i] + test[i]);
elt->value = NULL;
}
ngx_free(test);
hinit->hash->buckets = buckets;
hinit->hash->size = size;
#if 0
for (i = 0; i < size; i++) {
ngx_str_t val;
ngx_uint_t key;
elt = buckets[i];
if (elt == NULL) {
ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,
"%ui: NULL", i);
continue;
}
while (elt->value) {
val.len = elt->len;
val.data = &elt->name[0];
key = hinit->key(val.data, val.len);
ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,
"%ui: %p \"%V\" %ui", i, elt, &val, key);
elt = (ngx_hash_elt_t *) ngx_align_ptr(&elt->name[0] + elt->len,
sizeof(void *));
}
}
#endif
return NGX_OK;
} | ['static ngx_int_t\nngx_http_uwsgi_init_params(ngx_conf_t *cf, ngx_http_uwsgi_loc_conf_t *conf,\n ngx_http_uwsgi_params_t *params, ngx_keyval_t *default_params)\n{\n u_char *p;\n size_t size;\n uintptr_t *code;\n ngx_uint_t i, nsrc;\n ngx_array_t headers_names, params_merged;\n ngx_keyval_t *h;\n ngx_hash_key_t *hk;\n ngx_hash_init_t hash;\n ngx_http_upstream_param_t *src, *s;\n ngx_http_script_compile_t sc;\n ngx_http_script_copy_code_t *copy;\n if (params->hash.buckets) {\n return NGX_OK;\n }\n if (conf->params_source == NULL && default_params == NULL) {\n params->hash.buckets = (void *) 1;\n return NGX_OK;\n }\n params->lengths = ngx_array_create(cf->pool, 64, 1);\n if (params->lengths == NULL) {\n return NGX_ERROR;\n }\n params->values = ngx_array_create(cf->pool, 512, 1);\n if (params->values == NULL) {\n return NGX_ERROR;\n }\n if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t))\n != NGX_OK)\n {\n return NGX_ERROR;\n }\n if (conf->params_source) {\n src = conf->params_source->elts;\n nsrc = conf->params_source->nelts;\n } else {\n src = NULL;\n nsrc = 0;\n }\n if (default_params) {\n if (ngx_array_init(¶ms_merged, cf->temp_pool, 4,\n sizeof(ngx_http_upstream_param_t))\n != NGX_OK)\n {\n return NGX_ERROR;\n }\n for (i = 0; i < nsrc; i++) {\n s = ngx_array_push(¶ms_merged);\n if (s == NULL) {\n return NGX_ERROR;\n }\n *s = src[i];\n }\n h = default_params;\n while (h->key.len) {\n src = params_merged.elts;\n nsrc = params_merged.nelts;\n for (i = 0; i < nsrc; i++) {\n if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) {\n goto next;\n }\n }\n s = ngx_array_push(¶ms_merged);\n if (s == NULL) {\n return NGX_ERROR;\n }\n s->key = h->key;\n s->value = h->value;\n s->skip_empty = 1;\n next:\n h++;\n }\n src = params_merged.elts;\n nsrc = params_merged.nelts;\n }\n for (i = 0; i < nsrc; i++) {\n if (src[i].key.len > sizeof("HTTP_") - 1\n && ngx_strncmp(src[i].key.data, "HTTP_", sizeof("HTTP_") - 1) == 0)\n {\n hk = ngx_array_push(&headers_names);\n if (hk == NULL) {\n return NGX_ERROR;\n }\n hk->key.len = src[i].key.len - 5;\n hk->key.data = src[i].key.data + 5;\n hk->key_hash = ngx_hash_key_lc(hk->key.data, hk->key.len);\n hk->value = (void *) 1;\n if (src[i].value.len == 0) {\n continue;\n }\n }\n copy = ngx_array_push_n(params->lengths,\n sizeof(ngx_http_script_copy_code_t));\n if (copy == NULL) {\n return NGX_ERROR;\n }\n copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code;\n copy->len = src[i].key.len;\n copy = ngx_array_push_n(params->lengths,\n sizeof(ngx_http_script_copy_code_t));\n if (copy == NULL) {\n return NGX_ERROR;\n }\n copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code;\n copy->len = src[i].skip_empty;\n size = (sizeof(ngx_http_script_copy_code_t)\n + src[i].key.len + sizeof(uintptr_t) - 1)\n & ~(sizeof(uintptr_t) - 1);\n copy = ngx_array_push_n(params->values, size);\n if (copy == NULL) {\n return NGX_ERROR;\n }\n copy->code = ngx_http_script_copy_code;\n copy->len = src[i].key.len;\n p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t);\n ngx_memcpy(p, src[i].key.data, src[i].key.len);\n ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));\n sc.cf = cf;\n sc.source = &src[i].value;\n sc.flushes = ¶ms->flushes;\n sc.lengths = ¶ms->lengths;\n sc.values = ¶ms->values;\n if (ngx_http_script_compile(&sc) != NGX_OK) {\n return NGX_ERROR;\n }\n code = ngx_array_push_n(params->lengths, sizeof(uintptr_t));\n if (code == NULL) {\n return NGX_ERROR;\n }\n *code = (uintptr_t) NULL;\n code = ngx_array_push_n(params->values, sizeof(uintptr_t));\n if (code == NULL) {\n return NGX_ERROR;\n }\n *code = (uintptr_t) NULL;\n }\n code = ngx_array_push_n(params->lengths, sizeof(uintptr_t));\n if (code == NULL) {\n return NGX_ERROR;\n }\n *code = (uintptr_t) NULL;\n params->number = headers_names.nelts;\n hash.hash = ¶ms->hash;\n hash.key = ngx_hash_key_lc;\n hash.max_size = 512;\n hash.bucket_size = 64;\n hash.name = "uwsgi_params_hash";\n hash.pool = cf->pool;\n hash.temp_pool = NULL;\n return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts);\n}', 'ngx_int_t\nngx_hash_init(ngx_hash_init_t *hinit, ngx_hash_key_t *names, ngx_uint_t nelts)\n{\n u_char *elts;\n size_t len;\n u_short *test;\n ngx_uint_t i, n, key, size, start, bucket_size;\n ngx_hash_elt_t *elt, **buckets;\n if (hinit->max_size == 0) {\n ngx_log_error(NGX_LOG_EMERG, hinit->pool->log, 0,\n "could not build %s, you should "\n "increase %s_max_size: %i",\n hinit->name, hinit->name, hinit->max_size);\n return NGX_ERROR;\n }\n for (n = 0; n < nelts; n++) {\n if (hinit->bucket_size < NGX_HASH_ELT_SIZE(&names[n]) + sizeof(void *))\n {\n ngx_log_error(NGX_LOG_EMERG, hinit->pool->log, 0,\n "could not build %s, you should "\n "increase %s_bucket_size: %i",\n hinit->name, hinit->name, hinit->bucket_size);\n return NGX_ERROR;\n }\n }\n test = ngx_alloc(hinit->max_size * sizeof(u_short), hinit->pool->log);\n if (test == NULL) {\n return NGX_ERROR;\n }\n bucket_size = hinit->bucket_size - sizeof(void *);\n start = nelts / (bucket_size / (2 * sizeof(void *)));\n start = start ? start : 1;\n if (hinit->max_size > 10000 && nelts && hinit->max_size / nelts < 100) {\n start = hinit->max_size - 1000;\n }\n for (size = start; size <= hinit->max_size; size++) {\n ngx_memzero(test, size * sizeof(u_short));\n for (n = 0; n < nelts; n++) {\n if (names[n].key.data == NULL) {\n continue;\n }\n key = names[n].key_hash % size;\n test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));\n#if 0\n ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,\n "%ui: %ui %ui \\"%V\\"",\n size, key, test[key], &names[n].key);\n#endif\n if (test[key] > (u_short) bucket_size) {\n goto next;\n }\n }\n goto found;\n next:\n continue;\n }\n size = hinit->max_size;\n ngx_log_error(NGX_LOG_WARN, hinit->pool->log, 0,\n "could not build optimal %s, you should increase "\n "either %s_max_size: %i or %s_bucket_size: %i; "\n "ignoring %s_bucket_size",\n hinit->name, hinit->name, hinit->max_size,\n hinit->name, hinit->bucket_size, hinit->name);\nfound:\n for (i = 0; i < size; i++) {\n test[i] = sizeof(void *);\n }\n for (n = 0; n < nelts; n++) {\n if (names[n].key.data == NULL) {\n continue;\n }\n key = names[n].key_hash % size;\n test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));\n }\n len = 0;\n for (i = 0; i < size; i++) {\n if (test[i] == sizeof(void *)) {\n continue;\n }\n test[i] = (u_short) (ngx_align(test[i], ngx_cacheline_size));\n len += test[i];\n }\n if (hinit->hash == NULL) {\n hinit->hash = ngx_pcalloc(hinit->pool, sizeof(ngx_hash_wildcard_t)\n + size * sizeof(ngx_hash_elt_t *));\n if (hinit->hash == NULL) {\n ngx_free(test);\n return NGX_ERROR;\n }\n buckets = (ngx_hash_elt_t **)\n ((u_char *) hinit->hash + sizeof(ngx_hash_wildcard_t));\n } else {\n buckets = ngx_pcalloc(hinit->pool, size * sizeof(ngx_hash_elt_t *));\n if (buckets == NULL) {\n ngx_free(test);\n return NGX_ERROR;\n }\n }\n elts = ngx_palloc(hinit->pool, len + ngx_cacheline_size);\n if (elts == NULL) {\n ngx_free(test);\n return NGX_ERROR;\n }\n elts = ngx_align_ptr(elts, ngx_cacheline_size);\n for (i = 0; i < size; i++) {\n if (test[i] == sizeof(void *)) {\n continue;\n }\n buckets[i] = (ngx_hash_elt_t *) elts;\n elts += test[i];\n }\n for (i = 0; i < size; i++) {\n test[i] = 0;\n }\n for (n = 0; n < nelts; n++) {\n if (names[n].key.data == NULL) {\n continue;\n }\n key = names[n].key_hash % size;\n elt = (ngx_hash_elt_t *) ((u_char *) buckets[key] + test[key]);\n elt->value = names[n].value;\n elt->len = (u_short) names[n].key.len;\n ngx_strlow(elt->name, names[n].key.data, names[n].key.len);\n test[key] = (u_short) (test[key] + NGX_HASH_ELT_SIZE(&names[n]));\n }\n for (i = 0; i < size; i++) {\n if (buckets[i] == NULL) {\n continue;\n }\n elt = (ngx_hash_elt_t *) ((u_char *) buckets[i] + test[i]);\n elt->value = NULL;\n }\n ngx_free(test);\n hinit->hash->buckets = buckets;\n hinit->hash->size = size;\n#if 0\n for (i = 0; i < size; i++) {\n ngx_str_t val;\n ngx_uint_t key;\n elt = buckets[i];\n if (elt == NULL) {\n ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,\n "%ui: NULL", i);\n continue;\n }\n while (elt->value) {\n val.len = elt->len;\n val.data = &elt->name[0];\n key = hinit->key(val.data, val.len);\n ngx_log_error(NGX_LOG_ALERT, hinit->pool->log, 0,\n "%ui: %p \\"%V\\" %ui", i, elt, &val, key);\n elt = (ngx_hash_elt_t *) ngx_align_ptr(&elt->name[0] + elt->len,\n sizeof(void *));\n }\n }\n#endif\n return NGX_OK;\n}', 'void *\nngx_pcalloc(ngx_pool_t *pool, size_t size)\n{\n void *p;\n p = ngx_palloc(pool, size);\n if (p) {\n ngx_memzero(p, size);\n }\n return p;\n}', 'void *\nngx_palloc(ngx_pool_t *pool, size_t size)\n{\n#if !(NGX_DEBUG_PALLOC)\n if (size <= pool->max) {\n return ngx_palloc_small(pool, size, 1);\n }\n#endif\n return ngx_palloc_large(pool, size);\n}', 'static ngx_inline void *\nngx_palloc_small(ngx_pool_t *pool, size_t size, ngx_uint_t align)\n{\n u_char *m;\n ngx_pool_t *p;\n p = pool->current;\n do {\n m = p->d.last;\n if (align) {\n m = ngx_align_ptr(m, NGX_ALIGNMENT);\n }\n if ((size_t) (p->d.end - m) >= size) {\n p->d.last = m + size;\n return m;\n }\n p = p->d.next;\n } while (p);\n return ngx_palloc_block(pool, size);\n}'] |
11,841 | 0 | https://github.com/openssl/openssl/blob/e3713c365c2657236439fea00822a43aa396d112/engines/e_dasync.c/#L468 | static void dummy_pause_job(void) {
ASYNC_JOB *job;
ASYNC_WAIT_CTX *waitctx;
OSSL_ASYNC_FD pipefds[2] = {0, 0};
OSSL_ASYNC_FD *writefd;
#if defined(ASYNC_WIN)
DWORD numwritten, numread;
char buf = DUMMY_CHAR;
#elif defined(ASYNC_POSIX)
char buf = DUMMY_CHAR;
#endif
if ((job = ASYNC_get_current_job()) == NULL)
return;
waitctx = ASYNC_get_wait_ctx(job);
if (ASYNC_WAIT_CTX_get_fd(waitctx, engine_dasync_id, &pipefds[0],
(void **)&writefd)) {
pipefds[1] = *writefd;
} else {
writefd = OPENSSL_malloc(sizeof(*writefd));
if (writefd == NULL)
return;
#if defined(ASYNC_WIN)
if (CreatePipe(&pipefds[0], &pipefds[1], NULL, 256) == 0) {
OPENSSL_free(writefd);
return;
}
#elif defined(ASYNC_POSIX)
if (pipe(pipefds) != 0) {
OPENSSL_free(writefd);
return;
}
#endif
*writefd = pipefds[1];
if(!ASYNC_WAIT_CTX_set_wait_fd(waitctx, engine_dasync_id, pipefds[0],
writefd, wait_cleanup)) {
wait_cleanup(waitctx, engine_dasync_id, pipefds[0], writefd);
return;
}
}
#if defined(ASYNC_WIN)
WriteFile(pipefds[1], &buf, 1, &numwritten, NULL);
#elif defined(ASYNC_POSIX)
if (write(pipefds[1], &buf, 1) < 0)
return;
#endif
ASYNC_pause_job();
#if defined(ASYNC_WIN)
ReadFile(pipefds[0], &buf, 1, &numread, NULL);
#elif defined(ASYNC_POSIX)
if (read(pipefds[0], &buf, 1) < 0)
return;
#endif
} | ['static void dummy_pause_job(void) {\n ASYNC_JOB *job;\n ASYNC_WAIT_CTX *waitctx;\n OSSL_ASYNC_FD pipefds[2] = {0, 0};\n OSSL_ASYNC_FD *writefd;\n#if defined(ASYNC_WIN)\n DWORD numwritten, numread;\n char buf = DUMMY_CHAR;\n#elif defined(ASYNC_POSIX)\n char buf = DUMMY_CHAR;\n#endif\n if ((job = ASYNC_get_current_job()) == NULL)\n return;\n waitctx = ASYNC_get_wait_ctx(job);\n if (ASYNC_WAIT_CTX_get_fd(waitctx, engine_dasync_id, &pipefds[0],\n (void **)&writefd)) {\n pipefds[1] = *writefd;\n } else {\n writefd = OPENSSL_malloc(sizeof(*writefd));\n if (writefd == NULL)\n return;\n#if defined(ASYNC_WIN)\n if (CreatePipe(&pipefds[0], &pipefds[1], NULL, 256) == 0) {\n OPENSSL_free(writefd);\n return;\n }\n#elif defined(ASYNC_POSIX)\n if (pipe(pipefds) != 0) {\n OPENSSL_free(writefd);\n return;\n }\n#endif\n *writefd = pipefds[1];\n if(!ASYNC_WAIT_CTX_set_wait_fd(waitctx, engine_dasync_id, pipefds[0],\n writefd, wait_cleanup)) {\n wait_cleanup(waitctx, engine_dasync_id, pipefds[0], writefd);\n return;\n }\n }\n#if defined(ASYNC_WIN)\n WriteFile(pipefds[1], &buf, 1, &numwritten, NULL);\n#elif defined(ASYNC_POSIX)\n if (write(pipefds[1], &buf, 1) < 0)\n return;\n#endif\n ASYNC_pause_job();\n#if defined(ASYNC_WIN)\n ReadFile(pipefds[0], &buf, 1, &numread, NULL);\n#elif defined(ASYNC_POSIX)\n if (read(pipefds[0], &buf, 1) < 0)\n return;\n#endif\n}', 'ASYNC_JOB *ASYNC_get_current_job(void)\n{\n async_ctx *ctx;\n ctx = async_get_ctx();\n if (ctx == NULL)\n return NULL;\n return ctx->currjob;\n}', 'async_ctx *async_get_ctx(void)\n{\n if (!OPENSSL_init_crypto(OPENSSL_INIT_ASYNC, NULL))\n return NULL;\n return (async_ctx *)CRYPTO_THREAD_get_local(&ctxkey);\n}', 'void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key)\n{\n return pthread_getspecific(*key);\n}', 'ASYNC_WAIT_CTX *ASYNC_get_wait_ctx(ASYNC_JOB *job)\n{\n return job->waitctx;\n}', 'int ASYNC_WAIT_CTX_get_fd(ASYNC_WAIT_CTX *ctx, const void *key,\n OSSL_ASYNC_FD *fd, void **custom_data)\n{\n struct fd_lookup_st *curr;\n curr = ctx->fds;\n while (curr != NULL) {\n if (curr->del) {\n curr = curr->next;\n continue;\n }\n if (curr->key == key) {\n *fd = curr->fd;\n *custom_data = curr->custom_data;\n return 1;\n }\n curr = curr->next;\n }\n return 0;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n INCREMENT(malloc_count);\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n (void)(file); (void)(line);\n ret = malloc(num);\n#endif\n return ret;\n}'] |
11,842 | 1 | https://github.com/libav/libav/blob/63e8d9760f23a4edf81e9ae58c4f6d3baa6ff4dd/libavcodec/mpegaudiodec.c/#L671 | static void apply_window_mp3_c(MPA_INT *synth_buf, MPA_INT *window,
int *dither_state, OUT_INT *samples, int incr)
{
register const MPA_INT *w, *w2, *p;
int j;
OUT_INT *samples2;
#if CONFIG_FLOAT
float sum, sum2;
#elif FRAC_BITS <= 15
int sum, sum2;
#else
int64_t sum, sum2;
#endif
memcpy(synth_buf + 512, synth_buf, 32 * sizeof(*synth_buf));
samples2 = samples + 31 * incr;
w = window;
w2 = window + 31;
sum = *dither_state;
p = synth_buf + 16;
SUM8(MACS, sum, w, p);
p = synth_buf + 48;
SUM8(MLSS, sum, w + 32, p);
*samples = round_sample(&sum);
samples += incr;
w++;
for(j=1;j<16;j++) {
sum2 = 0;
p = synth_buf + 16 + j;
SUM8P2(sum, MACS, sum2, MLSS, w, w2, p);
p = synth_buf + 48 - j;
SUM8P2(sum, MLSS, sum2, MLSS, w + 32, w2 + 32, p);
*samples = round_sample(&sum);
samples += incr;
sum += sum2;
*samples2 = round_sample(&sum);
samples2 -= incr;
w++;
w2--;
}
p = synth_buf + 32;
SUM8(MLSS, sum, w + 32, p);
*samples = round_sample(&sum);
*dither_state= sum;
} | ['static void mpc_synth(MPCContext *c, int16_t *out)\n{\n int dither_state = 0;\n int i, ch;\n OUT_INT samples[MPA_MAX_CHANNELS * MPA_FRAME_SIZE], *samples_ptr;\n for(ch = 0; ch < 2; ch++){\n samples_ptr = samples + ch;\n for(i = 0; i < SAMPLES_PER_BAND; i++) {\n ff_mpa_synth_filter(c->synth_buf[ch], &(c->synth_buf_offset[ch]),\n ff_mpa_synth_window, &dither_state,\n samples_ptr, 2,\n c->sb_samples[ch][i]);\n samples_ptr += 64;\n }\n }\n for(i = 0; i < MPC_FRAME_SIZE*2; i++)\n *out++=samples[i];\n}', 'void ff_mpa_synth_filter(MPA_INT *synth_buf_ptr, int *synth_buf_offset,\n MPA_INT *window, int *dither_state,\n OUT_INT *samples, int incr,\n INTFLOAT sb_samples[SBLIMIT])\n{\n register MPA_INT *synth_buf;\n int offset;\n#if FRAC_BITS <= 15\n int32_t tmp[32];\n int j;\n#endif\n offset = *synth_buf_offset;\n synth_buf = synth_buf_ptr + offset;\n#if FRAC_BITS <= 15\n dct32(tmp, sb_samples);\n for(j=0;j<32;j++) {\n synth_buf[j] = av_clip_int16(tmp[j]);\n }\n#else\n dct32(synth_buf, sb_samples);\n#endif\n apply_window_mp3_c(synth_buf, window, dither_state, samples, incr);\n offset = (offset - 32) & 511;\n *synth_buf_offset = offset;\n}', 'static void apply_window_mp3_c(MPA_INT *synth_buf, MPA_INT *window,\n int *dither_state, OUT_INT *samples, int incr)\n{\n register const MPA_INT *w, *w2, *p;\n int j;\n OUT_INT *samples2;\n#if CONFIG_FLOAT\n float sum, sum2;\n#elif FRAC_BITS <= 15\n int sum, sum2;\n#else\n int64_t sum, sum2;\n#endif\n memcpy(synth_buf + 512, synth_buf, 32 * sizeof(*synth_buf));\n samples2 = samples + 31 * incr;\n w = window;\n w2 = window + 31;\n sum = *dither_state;\n p = synth_buf + 16;\n SUM8(MACS, sum, w, p);\n p = synth_buf + 48;\n SUM8(MLSS, sum, w + 32, p);\n *samples = round_sample(&sum);\n samples += incr;\n w++;\n for(j=1;j<16;j++) {\n sum2 = 0;\n p = synth_buf + 16 + j;\n SUM8P2(sum, MACS, sum2, MLSS, w, w2, p);\n p = synth_buf + 48 - j;\n SUM8P2(sum, MLSS, sum2, MLSS, w + 32, w2 + 32, p);\n *samples = round_sample(&sum);\n samples += incr;\n sum += sum2;\n *samples2 = round_sample(&sum);\n samples2 -= incr;\n w++;\n w2--;\n }\n p = synth_buf + 32;\n SUM8(MLSS, sum, w + 32, p);\n *samples = round_sample(&sum);\n *dither_state= sum;\n}'] |
11,843 | 0 | https://github.com/openssl/openssl/blob/d40a1b865fddc3d67f8c06ff1f1466fad331c8f7/crypto/bn/bn_shift.c/#L150 | int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
{
int i,nw,lb,rb;
BN_ULONG *t,*f;
BN_ULONG l;
bn_check_top(r);
bn_check_top(a);
r->neg=a->neg;
nw=n/BN_BITS2;
if (bn_wexpand(r,a->top+nw+1) == NULL) return(0);
lb=n%BN_BITS2;
rb=BN_BITS2-lb;
f=a->d;
t=r->d;
t[a->top+nw]=0;
if (lb == 0)
for (i=a->top-1; i>=0; i--)
t[nw+i]=f[i];
else
for (i=a->top-1; i>=0; i--)
{
l=f[i];
t[nw+i+1]|=(l>>rb)&BN_MASK2;
t[nw+i]=(l<<lb)&BN_MASK2;
}
memset(t,0,nw*sizeof(t[0]));
r->top=a->top+nw+1;
bn_correct_top(r);
bn_check_top(r);
return(1);
} | ['int test_sqr(BIO *bp, BN_CTX *ctx)\n\t{\n\tBIGNUM a,c,d,e;\n\tint i;\n\tBN_init(&a);\n\tBN_init(&c);\n\tBN_init(&d);\n\tBN_init(&e);\n\tfor (i=0; i<num0; i++)\n\t\t{\n\t\tBN_bntest_rand(&a,40+i*10,0,0);\n\t\ta.neg=rand_neg();\n\t\tBN_sqr(&c,&a,ctx);\n\t\tif (bp != NULL)\n\t\t\t{\n\t\t\tif (!results)\n\t\t\t\t{\n\t\t\t\tBN_print(bp,&a);\n\t\t\t\tBIO_puts(bp," * ");\n\t\t\t\tBN_print(bp,&a);\n\t\t\t\tBIO_puts(bp," - ");\n\t\t\t\t}\n\t\t\tBN_print(bp,&c);\n\t\t\tBIO_puts(bp,"\\n");\n\t\t\t}\n\t\tBN_div(&d,&e,&c,&a,ctx);\n\t\tBN_sub(&d,&d,&a);\n\t\tif(!BN_is_zero(&d) || !BN_is_zero(&e))\n\t\t {\n\t\t fprintf(stderr,"Square test failed!\\n");\n\t\t return 0;\n\t\t }\n\t\t}\n\tBN_free(&a);\n\tBN_free(&c);\n\tBN_free(&d);\n\tBN_free(&e);\n\treturn(1);\n\t}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n\t{\n\tint max,al;\n\tint ret = 0;\n\tBIGNUM *tmp,*rr;\n#ifdef BN_COUNT\n\tfprintf(stderr,"BN_sqr %d * %d\\n",a->top,a->top);\n#endif\n\tbn_check_top(a);\n\tal=a->top;\n\tif (al <= 0)\n\t\t{\n\t\tr->top=0;\n\t\treturn 1;\n\t\t}\n\tBN_CTX_start(ctx);\n\trr=(a != r) ? r : BN_CTX_get(ctx);\n\ttmp=BN_CTX_get(ctx);\n\tif (!rr || !tmp) goto err;\n\tmax = 2 * al;\n\tif (bn_wexpand(rr,max) == NULL) goto err;\n\tif (al == 4)\n\t\t{\n#ifndef BN_SQR_COMBA\n\t\tBN_ULONG t[8];\n\t\tbn_sqr_normal(rr->d,a->d,4,t);\n#else\n\t\tbn_sqr_comba4(rr->d,a->d);\n#endif\n\t\t}\n\telse if (al == 8)\n\t\t{\n#ifndef BN_SQR_COMBA\n\t\tBN_ULONG t[16];\n\t\tbn_sqr_normal(rr->d,a->d,8,t);\n#else\n\t\tbn_sqr_comba8(rr->d,a->d);\n#endif\n\t\t}\n\telse\n\t\t{\n#if defined(BN_RECURSION)\n\t\tif (al < BN_SQR_RECURSIVE_SIZE_NORMAL)\n\t\t\t{\n\t\t\tBN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL*2];\n\t\t\tbn_sqr_normal(rr->d,a->d,al,t);\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tint j,k;\n\t\t\tj=BN_num_bits_word((BN_ULONG)al);\n\t\t\tj=1<<(j-1);\n\t\t\tk=j+j;\n\t\t\tif (al == j)\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(tmp,k*2) == NULL) goto err;\n\t\t\t\tbn_sqr_recursive(rr->d,a->d,al,tmp->d);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(tmp,max) == NULL) goto err;\n\t\t\t\tbn_sqr_normal(rr->d,a->d,al,tmp->d);\n\t\t\t\t}\n\t\t\t}\n#else\n\t\tif (bn_wexpand(tmp,max) == NULL) goto err;\n\t\tbn_sqr_normal(rr->d,a->d,al,tmp->d);\n#endif\n\t\t}\n\trr->neg=0;\n\tif(a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n\t\trr->top = max - 1;\n\telse\n\t\trr->top = max;\n\tif (rr != r) BN_copy(r,rr);\n\tret = 1;\n err:\n\tbn_check_top(rr);\n\tbn_check_top(tmp);\n\tBN_CTX_end(ctx);\n\treturn(ret);\n\t}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n\t BN_CTX *ctx)\n\t{\n\tint norm_shift,i;\n\tsize_t loop;\n\tBIGNUM *tmp,wnum,*snum,*sdiv,*res;\n\tBN_ULONG *resp,*wnump;\n\tBN_ULONG d0,d1;\n\tsize_t num_n,div_n;\n\tif (num->top > 0 && num->d[num->top - 1] == 0)\n\t\t{\n\t\tBNerr(BN_F_BN_DIV,BN_R_NOT_INITIALIZED);\n\t\treturn 0;\n\t\t}\n\tbn_check_top(num);\n\tif ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))\n\t\t{\n\t\treturn BN_div_no_branch(dv, rm, num, divisor, ctx);\n\t\t}\n\tbn_check_top(dv);\n\tbn_check_top(rm);\n\tbn_check_top(divisor);\n\tif (BN_is_zero(divisor))\n\t\t{\n\t\tBNerr(BN_F_BN_DIV,BN_R_DIV_BY_ZERO);\n\t\treturn(0);\n\t\t}\n\tif (BN_ucmp(num,divisor) < 0)\n\t\t{\n\t\tif (rm != NULL)\n\t\t\t{ if (BN_copy(rm,num) == NULL) return(0); }\n\t\tif (dv != NULL) BN_zero(dv);\n\t\treturn(1);\n\t\t}\n\tBN_CTX_start(ctx);\n\ttmp=BN_CTX_get(ctx);\n\tsnum=BN_CTX_get(ctx);\n\tsdiv=BN_CTX_get(ctx);\n\tif (dv == NULL)\n\t\tres=BN_CTX_get(ctx);\n\telse\tres=dv;\n\tif (sdiv == NULL || res == NULL) goto err;\n\tnorm_shift=BN_BITS2-((BN_num_bits(divisor))%BN_BITS2);\n\tif (!(BN_lshift(sdiv,divisor,norm_shift))) goto err;\n\tsdiv->neg=0;\n\tnorm_shift+=BN_BITS2;\n\tif (!(BN_lshift(snum,num,norm_shift))) goto err;\n\tsnum->neg=0;\n\tdiv_n=sdiv->top;\n\tnum_n=snum->top;\n\tloop=num_n-div_n;\n\twnum.neg = 0;\n\twnum.d = &(snum->d[loop]);\n\twnum.top = div_n;\n\twnum.dmax = snum->dmax - loop;\n\td0=sdiv->d[div_n-1];\n\td1=(div_n == 1)?0:sdiv->d[div_n-2];\n\twnump= &(snum->d[num_n-1]);\n\tres->neg= (num->neg^divisor->neg);\n\tif (!bn_wexpand(res,(loop+1))) goto err;\n\tres->top=loop;\n\tresp= &(res->d[loop-1]);\n\tif (!bn_wexpand(tmp, div_n+1)) goto err;\n\tif (BN_ucmp(&wnum,sdiv) >= 0)\n\t\t{\n\t\tbn_clear_top2max(&wnum);\n\t\tbn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n\t\t*resp=1;\n\t\t}\n\telse\n\t\tres->top--;\n\tif (res->top == 0)\n\t\tres->neg = 0;\n\telse\n\t\tresp--;\n\tfor (i=0; i<loop-1; i++, wnump--, resp--)\n\t\t{\n\t\tBN_ULONG q,l0;\n#if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n\t\tBN_ULONG bn_div_3_words(BN_ULONG*,BN_ULONG,BN_ULONG);\n\t\tq=bn_div_3_words(wnump,d1,d0);\n#else\n\t\tBN_ULONG n0,n1,rem=0;\n\t\tn0=wnump[0];\n\t\tn1=wnump[-1];\n\t\tif (n0 == d0)\n\t\t\tq=BN_MASK2;\n\t\telse\n\t\t\t{\n#ifdef BN_LLONG\n\t\t\tBN_ULLONG t2;\n#if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n\t\t\tq=(BN_ULONG)(((((BN_ULLONG)n0)<<BN_BITS2)|n1)/d0);\n#else\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n\t\t\tt2=(BN_ULLONG)d1*q;\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif (t2 <= ((((BN_ULLONG)rem)<<BN_BITS2)|wnump[-2]))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tt2 -= d1;\n\t\t\t\t}\n#else\n\t\t\tBN_ULONG t2l,t2h;\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n#if defined(BN_UMULT_LOHI)\n\t\t\tBN_UMULT_LOHI(t2l,t2h,d1,q);\n#elif defined(BN_UMULT_HIGH)\n\t\t\tt2l = d1 * q;\n\t\t\tt2h = BN_UMULT_HIGH(d1,q);\n#else\n\t\t\t{\n\t\t\tBN_ULONG ql, qh;\n\t\t\tt2l=LBITS(d1); t2h=HBITS(d1);\n\t\t\tql =LBITS(q); qh =HBITS(q);\n\t\t\tmul64(t2l,t2h,ql,qh);\n\t\t\t}\n#endif\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif ((t2h < rem) ||\n\t\t\t\t\t((t2h == rem) && (t2l <= wnump[-2])))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tif (t2l < d1) t2h--; t2l -= d1;\n\t\t\t\t}\n#endif\n\t\t\t}\n#endif\n\t\tl0=bn_mul_words(tmp->d,sdiv->d,div_n,q);\n\t\ttmp->d[div_n]=l0;\n\t\twnum.d--;\n\t\tif (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n+1))\n\t\t\t{\n\t\t\tq--;\n\t\t\tif (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n\t\t\t\t(*wnump)++;\n\t\t\t}\n\t\t*resp = q;\n\t\t}\n\tbn_correct_top(snum);\n\tif (rm != NULL)\n\t\t{\n\t\tint neg = num->neg;\n\t\tBN_rshift(rm,snum,norm_shift);\n\t\tif (!BN_is_zero(rm))\n\t\t\trm->neg = neg;\n\t\tbn_check_top(rm);\n\t\t}\n\tBN_CTX_end(ctx);\n\treturn(1);\nerr:\n\tbn_check_top(rm);\n\tBN_CTX_end(ctx);\n\treturn(0);\n\t}', 'static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,\n\tconst BIGNUM *divisor, BN_CTX *ctx)\n\t{\n\tint norm_shift,i,loop;\n\tBIGNUM *tmp,wnum,*snum,*sdiv,*res;\n\tBN_ULONG *resp,*wnump;\n\tBN_ULONG d0,d1;\n\tsize_t num_n,div_n;\n\tbn_check_top(dv);\n\tbn_check_top(rm);\n\tbn_check_top(divisor);\n\tif (BN_is_zero(divisor))\n\t\t{\n\t\tBNerr(BN_F_BN_DIV_NO_BRANCH,BN_R_DIV_BY_ZERO);\n\t\treturn(0);\n\t\t}\n\tBN_CTX_start(ctx);\n\ttmp=BN_CTX_get(ctx);\n\tsnum=BN_CTX_get(ctx);\n\tsdiv=BN_CTX_get(ctx);\n\tif (dv == NULL)\n\t\tres=BN_CTX_get(ctx);\n\telse\tres=dv;\n\tif (sdiv == NULL || res == NULL) goto err;\n\tnorm_shift=BN_BITS2-((BN_num_bits(divisor))%BN_BITS2);\n\tif (!(BN_lshift(sdiv,divisor,norm_shift))) goto err;\n\tsdiv->neg=0;\n\tnorm_shift+=BN_BITS2;\n\tif (!(BN_lshift(snum,num,norm_shift))) goto err;\n\tsnum->neg=0;\n\tif (snum->top <= sdiv->top+1)\n\t\t{\n\t\tif (bn_wexpand(snum, sdiv->top + 2) == NULL) goto err;\n\t\tfor (i = snum->top; i < sdiv->top + 2; i++) snum->d[i] = 0;\n\t\tsnum->top = sdiv->top + 2;\n\t\t}\n\telse\n\t\t{\n\t\tif (bn_wexpand(snum, snum->top + 1) == NULL) goto err;\n\t\tsnum->d[snum->top] = 0;\n\t\tsnum->top ++;\n\t\t}\n\tdiv_n=sdiv->top;\n\tnum_n=snum->top;\n\tloop=num_n-div_n;\n\twnum.neg = 0;\n\twnum.d = &(snum->d[loop]);\n\twnum.top = div_n;\n\twnum.dmax = snum->dmax - loop;\n\td0=sdiv->d[div_n-1];\n\td1=(div_n == 1)?0:sdiv->d[div_n-2];\n\twnump= &(snum->d[num_n-1]);\n\tres->neg= (num->neg^divisor->neg);\n\tif (!bn_wexpand(res,loop+1U)) goto err;\n\tres->top=loop-1;\n\tresp= &(res->d[loop-1]);\n\tif (!bn_wexpand(tmp,div_n+1U)) goto err;\n\tif (res->top == 0)\n\t\tres->neg = 0;\n\telse\n\t\tresp--;\n\tfor (i=0; i<loop-1; i++, wnump--, resp--)\n\t\t{\n\t\tBN_ULONG q,l0;\n#if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n\t\tBN_ULONG bn_div_3_words(BN_ULONG*,BN_ULONG,BN_ULONG);\n\t\tq=bn_div_3_words(wnump,d1,d0);\n#else\n\t\tBN_ULONG n0,n1,rem=0;\n\t\tn0=wnump[0];\n\t\tn1=wnump[-1];\n\t\tif (n0 == d0)\n\t\t\tq=BN_MASK2;\n\t\telse\n\t\t\t{\n#ifdef BN_LLONG\n\t\t\tBN_ULLONG t2;\n#if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n\t\t\tq=(BN_ULONG)(((((BN_ULLONG)n0)<<BN_BITS2)|n1)/d0);\n#else\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n\t\t\tt2=(BN_ULLONG)d1*q;\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif (t2 <= ((((BN_ULLONG)rem)<<BN_BITS2)|wnump[-2]))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tt2 -= d1;\n\t\t\t\t}\n#else\n\t\t\tBN_ULONG t2l,t2h;\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n#if defined(BN_UMULT_LOHI)\n\t\t\tBN_UMULT_LOHI(t2l,t2h,d1,q);\n#elif defined(BN_UMULT_HIGH)\n\t\t\tt2l = d1 * q;\n\t\t\tt2h = BN_UMULT_HIGH(d1,q);\n#else\n\t\t\t{\n\t\t\tBN_ULONG ql, qh;\n\t\t\tt2l=LBITS(d1); t2h=HBITS(d1);\n\t\t\tql =LBITS(q); qh =HBITS(q);\n\t\t\tmul64(t2l,t2h,ql,qh);\n\t\t\t}\n#endif\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif ((t2h < rem) ||\n\t\t\t\t\t((t2h == rem) && (t2l <= wnump[-2])))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tif (t2l < d1) t2h--; t2l -= d1;\n\t\t\t\t}\n#endif\n\t\t\t}\n#endif\n\t\tl0=bn_mul_words(tmp->d,sdiv->d,div_n,q);\n\t\ttmp->d[div_n]=l0;\n\t\twnum.d--;\n\t\tif (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n+1))\n\t\t\t{\n\t\t\tq--;\n\t\t\tif (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n\t\t\t\t(*wnump)++;\n\t\t\t}\n\t\t*resp = q;\n\t\t}\n\tbn_correct_top(snum);\n\tif (rm != NULL)\n\t\t{\n\t\tint neg = num->neg;\n\t\tBN_rshift(rm,snum,norm_shift);\n\t\tif (!BN_is_zero(rm))\n\t\t\trm->neg = neg;\n\t\tbn_check_top(rm);\n\t\t}\n\tbn_correct_top(res);\n\tBN_CTX_end(ctx);\n\treturn(1);\nerr:\n\tbn_check_top(rm);\n\tBN_CTX_end(ctx);\n\treturn(0);\n\t}', 'int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)\n\t{\n\tint i,nw,lb,rb;\n\tBN_ULONG *t,*f;\n\tBN_ULONG l;\n\tbn_check_top(r);\n\tbn_check_top(a);\n\tr->neg=a->neg;\n\tnw=n/BN_BITS2;\n\tif (bn_wexpand(r,a->top+nw+1) == NULL) return(0);\n\tlb=n%BN_BITS2;\n\trb=BN_BITS2-lb;\n\tf=a->d;\n\tt=r->d;\n\tt[a->top+nw]=0;\n\tif (lb == 0)\n\t\tfor (i=a->top-1; i>=0; i--)\n\t\t\tt[nw+i]=f[i];\n\telse\n\t\tfor (i=a->top-1; i>=0; i--)\n\t\t\t{\n\t\t\tl=f[i];\n\t\t\tt[nw+i+1]|=(l>>rb)&BN_MASK2;\n\t\t\tt[nw+i]=(l<<lb)&BN_MASK2;\n\t\t\t}\n\tmemset(t,0,nw*sizeof(t[0]));\n\tr->top=a->top+nw+1;\n\tbn_correct_top(r);\n\tbn_check_top(r);\n\treturn(1);\n\t}'] |
11,844 | 0 | https://github.com/openssl/openssl/blob/49cd47eaababc8c57871b929080fc1357e2ad7b8/crypto/srp/srp_vfy.c/#L438 | SRP_user_pwd *SRP_VBASE_get1_by_user(SRP_VBASE *vb, char *username)
{
SRP_user_pwd *user;
unsigned char digv[SHA_DIGEST_LENGTH];
unsigned char digs[SHA_DIGEST_LENGTH];
EVP_MD_CTX *ctxt = NULL;
if (vb == NULL)
return NULL;
if ((user = find_user(vb, username)) != NULL)
return srp_user_pwd_dup(user);
if ((vb->seed_key == NULL) ||
(vb->default_g == NULL) || (vb->default_N == NULL))
return NULL;
if ((user = SRP_user_pwd_new()) == NULL)
return NULL;
SRP_user_pwd_set_gN(user, vb->default_g, vb->default_N);
if (!SRP_user_pwd_set_ids(user, username, NULL))
goto err;
if (RAND_bytes(digv, SHA_DIGEST_LENGTH) <= 0)
goto err;
ctxt = EVP_MD_CTX_new();
if (ctxt == NULL
|| !EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
|| !EVP_DigestUpdate(ctxt, vb->seed_key, strlen(vb->seed_key))
|| !EVP_DigestUpdate(ctxt, username, strlen(username))
|| !EVP_DigestFinal_ex(ctxt, digs, NULL))
goto err;
EVP_MD_CTX_free(ctxt);
ctxt = NULL;
if (SRP_user_pwd_set_sv_BN(user,
BN_bin2bn(digs, SHA_DIGEST_LENGTH, NULL),
BN_bin2bn(digv, SHA_DIGEST_LENGTH, NULL)))
return user;
err:
EVP_MD_CTX_free(ctxt);
SRP_user_pwd_free(user);
return NULL;
} | ['SRP_user_pwd *SRP_VBASE_get1_by_user(SRP_VBASE *vb, char *username)\n{\n SRP_user_pwd *user;\n unsigned char digv[SHA_DIGEST_LENGTH];\n unsigned char digs[SHA_DIGEST_LENGTH];\n EVP_MD_CTX *ctxt = NULL;\n if (vb == NULL)\n return NULL;\n if ((user = find_user(vb, username)) != NULL)\n return srp_user_pwd_dup(user);\n if ((vb->seed_key == NULL) ||\n (vb->default_g == NULL) || (vb->default_N == NULL))\n return NULL;\n if ((user = SRP_user_pwd_new()) == NULL)\n return NULL;\n SRP_user_pwd_set_gN(user, vb->default_g, vb->default_N);\n if (!SRP_user_pwd_set_ids(user, username, NULL))\n goto err;\n if (RAND_bytes(digv, SHA_DIGEST_LENGTH) <= 0)\n goto err;\n ctxt = EVP_MD_CTX_new();\n if (ctxt == NULL\n || !EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)\n || !EVP_DigestUpdate(ctxt, vb->seed_key, strlen(vb->seed_key))\n || !EVP_DigestUpdate(ctxt, username, strlen(username))\n || !EVP_DigestFinal_ex(ctxt, digs, NULL))\n goto err;\n EVP_MD_CTX_free(ctxt);\n ctxt = NULL;\n if (SRP_user_pwd_set_sv_BN(user,\n BN_bin2bn(digs, SHA_DIGEST_LENGTH, NULL),\n BN_bin2bn(digv, SHA_DIGEST_LENGTH, NULL)))\n return user;\n err:\n EVP_MD_CTX_free(ctxt);\n SRP_user_pwd_free(user);\n return NULL;\n}', 'static SRP_user_pwd *find_user(SRP_VBASE *vb, char *username)\n{\n int i;\n SRP_user_pwd *user;\n if (vb == NULL)\n return NULL;\n for (i = 0; i < sk_SRP_user_pwd_num(vb->users_pwd); i++) {\n user = sk_SRP_user_pwd_value(vb->users_pwd, i);\n if (strcmp(user->id, username) == 0)\n return user;\n }\n return NULL;\n}', 'int OPENSSL_sk_num(const OPENSSL_STACK *st)\n{\n return st == NULL ? -1 : st->num;\n}', 'static void SRP_user_pwd_set_gN(SRP_user_pwd *vinfo, const BIGNUM *g,\n const BIGNUM *N)\n{\n vinfo->N = N;\n vinfo->g = g;\n}', 'EVP_MD_CTX *EVP_MD_CTX_new(void)\n{\n return OPENSSL_zalloc(sizeof(EVP_MD_CTX));\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n void *ret = CRYPTO_malloc(num, file, line);\n FAILTEST();\n if (ret != NULL)\n memset(ret, 0, num);\n return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n INCREMENT(malloc_count);\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n if (allow_customize) {\n allow_customize = 0;\n }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n (void)(file); (void)(line);\n ret = malloc(num);\n#endif\n return ret;\n}', 'const EVP_MD *EVP_sha1(void)\n{\n return &sha1_md;\n}', 'void EVP_MD_CTX_free(EVP_MD_CTX *ctx)\n{\n EVP_MD_CTX_reset(ctx);\n OPENSSL_free(ctx);\n}', 'void CRYPTO_free(void *str, const char *file, int line)\n{\n INCREMENT(free_count);\n if (free_impl != NULL && free_impl != &CRYPTO_free) {\n free_impl(str, file, line);\n return;\n }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_free(str, 0, file, line);\n free(str);\n CRYPTO_mem_debug_free(str, 1, file, line);\n } else {\n free(str);\n }\n#else\n free(str);\n#endif\n}'] |
11,845 | 0 | https://github.com/openssl/openssl/blob/256b3e9c5fe94e96873cc54e7d7b0c630b68c191/crypto/asn1/asn1_gen.c/#L461 | static ASN1_TYPE *asn1_multi(int utype, const char *section, X509V3_CTX *cnf)
{
ASN1_TYPE *ret = NULL;
STACK_OF(ASN1_TYPE) *sk = NULL;
STACK_OF(CONF_VALUE) *sect = NULL;
unsigned char *der = NULL;
int derlen;
int i;
sk = sk_ASN1_TYPE_new_null();
if (section)
{
if (!cnf)
goto bad;
sect = X509V3_get_section(cnf, (char *)section);
if (!sect)
goto bad;
for (i = 0; i < sk_CONF_VALUE_num(sect); i++)
{
ASN1_TYPE *typ = ASN1_generate_v3(sk_CONF_VALUE_value(sect, i)->value, cnf);
if (!typ)
goto bad;
sk_ASN1_TYPE_push(sk, typ);
}
}
if (utype == V_ASN1_SET)
derlen = i2d_ASN1_SET_ANY(sk, &der);
else
derlen = i2d_ASN1_SEQUENCE_ANY(sk, &der);
if (!(ret = ASN1_TYPE_new()))
goto bad;
if (!(ret->value.asn1_string = ASN1_STRING_type_new(utype)))
goto bad;
ret->type = utype;
ret->value.asn1_string->data = der;
ret->value.asn1_string->length = derlen;
der = NULL;
bad:
if (der)
OPENSSL_free(der);
if (sk)
sk_ASN1_TYPE_pop_free(sk, ASN1_TYPE_free);
if (sect)
X509V3_section_free(cnf, sect);
return ret;
} | ['static ASN1_TYPE *asn1_multi(int utype, const char *section, X509V3_CTX *cnf)\n\t{\n\tASN1_TYPE *ret = NULL;\n\tSTACK_OF(ASN1_TYPE) *sk = NULL;\n\tSTACK_OF(CONF_VALUE) *sect = NULL;\n\tunsigned char *der = NULL;\n\tint derlen;\n\tint i;\n\tsk = sk_ASN1_TYPE_new_null();\n\tif (section)\n\t\t{\n\t\tif (!cnf)\n\t\t\tgoto bad;\n\t\tsect = X509V3_get_section(cnf, (char *)section);\n\t\tif (!sect)\n\t\t\tgoto bad;\n\t\tfor (i = 0; i < sk_CONF_VALUE_num(sect); i++)\n\t\t\t{\n\t\t\tASN1_TYPE *typ = ASN1_generate_v3(sk_CONF_VALUE_value(sect, i)->value, cnf);\n\t\t\tif (!typ)\n\t\t\t\tgoto bad;\n\t\t\tsk_ASN1_TYPE_push(sk, typ);\n\t\t\t}\n\t\t}\n\tif (utype == V_ASN1_SET)\n\t\tderlen = i2d_ASN1_SET_ANY(sk, &der);\n\telse\n\t\tderlen = i2d_ASN1_SEQUENCE_ANY(sk, &der);\n\tif (!(ret = ASN1_TYPE_new()))\n\t\tgoto bad;\n\tif (!(ret->value.asn1_string = ASN1_STRING_type_new(utype)))\n\t\tgoto bad;\n\tret->type = utype;\n\tret->value.asn1_string->data = der;\n\tret->value.asn1_string->length = derlen;\n\tder = NULL;\n\tbad:\n\tif (der)\n\t\tOPENSSL_free(der);\n\tif (sk)\n\t\tsk_ASN1_TYPE_pop_free(sk, ASN1_TYPE_free);\n\tif (sect)\n\t\tX509V3_section_free(cnf, sect);\n\treturn ret;\n\t}', '_STACK *sk_new_null(void)\n\t{\n\treturn sk_new((int (*)(const void *, const void *))0);\n\t}', '_STACK *sk_new(int (*c)(const void *, const void *))\n\t{\n\t_STACK *ret;\n\tint i;\n\tif ((ret=OPENSSL_malloc(sizeof(_STACK))) == NULL)\n\t\tgoto err;\n\tif ((ret->data=OPENSSL_malloc(sizeof(char *)*MIN_NODES)) == NULL)\n\t\tgoto err;\n\tfor (i=0; i<MIN_NODES; i++)\n\t\tret->data[i]=NULL;\n\tret->comp=c;\n\tret->num_alloc=MIN_NODES;\n\tret->num=0;\n\tret->sorted=0;\n\treturn(ret);\nerr:\n\tif(ret)\n\t\tOPENSSL_free(ret);\n\treturn(NULL);\n\t}', 'void *CRYPTO_malloc(int num, const char *file, int line)\n\t{\n\tvoid *ret = NULL;\n\tif (num <= 0) return NULL;\n\tallow_customize = 0;\n\tif (malloc_debug_func != NULL)\n\t\t{\n\t\tallow_customize_debug = 0;\n\t\tmalloc_debug_func(NULL, num, file, line, 0);\n\t\t}\n\tret = malloc_ex_func(num,file,line);\n#ifdef LEVITTE_DEBUG_MEM\n\tfprintf(stderr, "LEVITTE_DEBUG_MEM: > 0x%p (%d)\\n", ret, num);\n#endif\n\tif (malloc_debug_func != NULL)\n\t\tmalloc_debug_func(ret, num, file, line, 1);\n#ifndef OPENSSL_CPUID_OBJ\n if(ret && (num > 2048))\n\t{\textern unsigned char cleanse_ctr;\n ((unsigned char *)ret)[0] = cleanse_ctr;\n\t}\n#endif\n\treturn ret;\n\t}', 'STACK_OF(CONF_VALUE) * X509V3_get_section(X509V3_CTX *ctx, char *section)\n\t{\n\tif(!ctx->db || !ctx->db_meth || !ctx->db_meth->get_section)\n\t\t{\n\t\tX509V3err(X509V3_F_X509V3_GET_SECTION,X509V3_R_OPERATION_NOT_DEFINED);\n\t\treturn NULL;\n\t\t}\n\tif (ctx->db_meth->get_section)\n\t\t\treturn ctx->db_meth->get_section(ctx->db, section);\n\treturn NULL;\n\t}', 'int sk_num(const _STACK *st)\n{\n\tif(st == NULL) return -1;\n\treturn st->num;\n}', 'void *sk_value(const _STACK *st, int i)\n{\n\tif(!st || (i < 0) || (i >= st->num)) return NULL;\n\treturn st->data[i];\n}', 'int sk_push(_STACK *st, void *data)\n\t{\n\treturn(sk_insert(st,data,st->num));\n\t}'] |
11,846 | 0 | https://github.com/openssl/openssl/blob/b4c6e37e7428eec3d46b6737b60df8e423d0a8df/crypto/x509/x509_vfy.c/#L2167 | int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
int purpose, int trust)
{
int idx;
if (!purpose)
purpose = def_purpose;
if (purpose) {
X509_PURPOSE *ptmp;
idx = X509_PURPOSE_get_by_id(purpose);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_PURPOSE_ID);
return 0;
}
ptmp = X509_PURPOSE_get0(idx);
if (ptmp->trust == X509_TRUST_DEFAULT) {
idx = X509_PURPOSE_get_by_id(def_purpose);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_PURPOSE_ID);
return 0;
}
ptmp = X509_PURPOSE_get0(idx);
}
if (!trust)
trust = ptmp->trust;
}
if (trust) {
idx = X509_TRUST_get_by_id(trust);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_TRUST_ID);
return 0;
}
}
if (purpose && !ctx->param->purpose)
ctx->param->purpose = purpose;
if (trust && !ctx->param->trust)
ctx->param->trust = trust;
return 1;
} | ['int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,\n int purpose, int trust)\n{\n int idx;\n if (!purpose)\n purpose = def_purpose;\n if (purpose) {\n X509_PURPOSE *ptmp;\n idx = X509_PURPOSE_get_by_id(purpose);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_PURPOSE_ID);\n return 0;\n }\n ptmp = X509_PURPOSE_get0(idx);\n if (ptmp->trust == X509_TRUST_DEFAULT) {\n idx = X509_PURPOSE_get_by_id(def_purpose);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_PURPOSE_ID);\n return 0;\n }\n ptmp = X509_PURPOSE_get0(idx);\n }\n if (!trust)\n trust = ptmp->trust;\n }\n if (trust) {\n idx = X509_TRUST_get_by_id(trust);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_TRUST_ID);\n return 0;\n }\n }\n if (purpose && !ctx->param->purpose)\n ctx->param->purpose = purpose;\n if (trust && !ctx->param->trust)\n ctx->param->trust = trust;\n return 1;\n}', 'int X509_PURPOSE_get_by_id(int purpose)\n{\n X509_PURPOSE tmp;\n int idx;\n if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))\n return purpose - X509_PURPOSE_MIN;\n tmp.purpose = purpose;\n if (!xptable)\n return -1;\n idx = sk_X509_PURPOSE_find(xptable, &tmp);\n if (idx == -1)\n return -1;\n return idx + X509_PURPOSE_COUNT;\n}', 'DEFINE_STACK_OF(X509_PURPOSE)', 'int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)\n{\n return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);\n}', 'static int internal_find(OPENSSL_STACK *st, const void *data,\n int ret_val_options)\n{\n const void *r;\n int i;\n if (st == NULL)\n return -1;\n if (st->comp == NULL) {\n for (i = 0; i < st->num; i++)\n if (st->data[i] == data)\n return (i);\n return (-1);\n }\n OPENSSL_sk_sort(st);\n if (data == NULL)\n return (-1);\n r = OBJ_bsearch_ex_(&data, st->data, st->num, sizeof(void *), st->comp,\n ret_val_options);\n if (r == NULL)\n return (-1);\n return (int)((const char **)r - st->data);\n}', 'X509_PURPOSE *X509_PURPOSE_get0(int idx)\n{\n if (idx < 0)\n return NULL;\n if (idx < (int)X509_PURPOSE_COUNT)\n return xstandard + idx;\n return sk_X509_PURPOSE_value(xptable, idx - X509_PURPOSE_COUNT);\n}'] |
11,847 | 0 | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavformat/mpegtsenc.c/#L591 | static void mpegts_write_pes(AVFormatContext *s, AVStream *st,
const uint8_t *payload, int payload_size,
int64_t pts, int64_t dts)
{
MpegTSWriteStream *ts_st = st->priv_data;
uint8_t buf[TS_PACKET_SIZE];
uint8_t *q;
int val, is_start, len, header_len, write_pcr, private_code, flags;
int afc_len, stuffing_len;
int64_t pcr = -1;
is_start = 1;
while (payload_size > 0) {
retransmit_si_info(s);
write_pcr = 0;
if (ts_st->pid == ts_st->service->pcr_pid) {
ts_st->service->pcr_packet_count++;
if (ts_st->service->pcr_packet_count >=
ts_st->service->pcr_packet_freq) {
ts_st->service->pcr_packet_count = 0;
write_pcr = 1;
pcr = pts;
}
}
q = buf;
*q++ = 0x47;
val = (ts_st->pid >> 8);
if (is_start)
val |= 0x40;
*q++ = val;
*q++ = ts_st->pid;
*q++ = 0x10 | ts_st->cc | (write_pcr ? 0x20 : 0);
ts_st->cc = (ts_st->cc + 1) & 0xf;
if (write_pcr) {
*q++ = 7;
*q++ = 0x10;
*q++ = pcr >> 25;
*q++ = pcr >> 17;
*q++ = pcr >> 9;
*q++ = pcr >> 1;
*q++ = (pcr & 1) << 7;
*q++ = 0;
}
if (is_start) {
*q++ = 0x00;
*q++ = 0x00;
*q++ = 0x01;
private_code = 0;
if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
*q++ = 0xe0;
} else if (st->codec->codec_type == CODEC_TYPE_AUDIO &&
(st->codec->codec_id == CODEC_ID_MP2 ||
st->codec->codec_id == CODEC_ID_MP3)) {
*q++ = 0xc0;
} else {
*q++ = 0xbd;
if (st->codec->codec_type == CODEC_TYPE_SUBTITLE) {
private_code = 0x20;
}
}
header_len = 0;
flags = 0;
if (pts != AV_NOPTS_VALUE) {
header_len += 5;
flags |= 0x80;
}
if (dts != AV_NOPTS_VALUE) {
header_len += 5;
flags |= 0x40;
}
len = payload_size + header_len + 3;
if (private_code != 0)
len++;
*q++ = len >> 8;
*q++ = len;
val = 0x80;
if (st->codec->codec_type == CODEC_TYPE_SUBTITLE)
val |= 0x04;
*q++ = val;
*q++ = flags;
*q++ = header_len;
if (pts != AV_NOPTS_VALUE) {
write_pts(q, flags >> 6, pts);
q += 5;
}
if (dts != AV_NOPTS_VALUE) {
write_pts(q, 1, dts);
q += 5;
}
if (private_code != 0)
*q++ = private_code;
is_start = 0;
}
header_len = q - buf;
len = TS_PACKET_SIZE - header_len;
if (len > payload_size)
len = payload_size;
stuffing_len = TS_PACKET_SIZE - header_len - len;
if (stuffing_len > 0) {
if (buf[3] & 0x20) {
afc_len = buf[4] + 1;
memmove(buf + 4 + afc_len + stuffing_len,
buf + 4 + afc_len,
header_len - (4 + afc_len));
buf[4] += stuffing_len;
memset(buf + 4 + afc_len, 0xff, stuffing_len);
} else {
memmove(buf + 4 + stuffing_len, buf + 4, header_len - 4);
buf[3] |= 0x20;
buf[4] = stuffing_len - 1;
if (stuffing_len >= 2) {
buf[5] = 0x00;
memset(buf + 6, 0xff, stuffing_len - 2);
}
}
}
memcpy(buf + TS_PACKET_SIZE - len, payload, len);
payload += len;
payload_size -= len;
put_buffer(s->pb, buf, TS_PACKET_SIZE);
}
put_flush_packet(s->pb);
} | ['static void mpegts_write_pes(AVFormatContext *s, AVStream *st,\n const uint8_t *payload, int payload_size,\n int64_t pts, int64_t dts)\n{\n MpegTSWriteStream *ts_st = st->priv_data;\n uint8_t buf[TS_PACKET_SIZE];\n uint8_t *q;\n int val, is_start, len, header_len, write_pcr, private_code, flags;\n int afc_len, stuffing_len;\n int64_t pcr = -1;\n is_start = 1;\n while (payload_size > 0) {\n retransmit_si_info(s);\n write_pcr = 0;\n if (ts_st->pid == ts_st->service->pcr_pid) {\n ts_st->service->pcr_packet_count++;\n if (ts_st->service->pcr_packet_count >=\n ts_st->service->pcr_packet_freq) {\n ts_st->service->pcr_packet_count = 0;\n write_pcr = 1;\n pcr = pts;\n }\n }\n q = buf;\n *q++ = 0x47;\n val = (ts_st->pid >> 8);\n if (is_start)\n val |= 0x40;\n *q++ = val;\n *q++ = ts_st->pid;\n *q++ = 0x10 | ts_st->cc | (write_pcr ? 0x20 : 0);\n ts_st->cc = (ts_st->cc + 1) & 0xf;\n if (write_pcr) {\n *q++ = 7;\n *q++ = 0x10;\n *q++ = pcr >> 25;\n *q++ = pcr >> 17;\n *q++ = pcr >> 9;\n *q++ = pcr >> 1;\n *q++ = (pcr & 1) << 7;\n *q++ = 0;\n }\n if (is_start) {\n *q++ = 0x00;\n *q++ = 0x00;\n *q++ = 0x01;\n private_code = 0;\n if (st->codec->codec_type == CODEC_TYPE_VIDEO) {\n *q++ = 0xe0;\n } else if (st->codec->codec_type == CODEC_TYPE_AUDIO &&\n (st->codec->codec_id == CODEC_ID_MP2 ||\n st->codec->codec_id == CODEC_ID_MP3)) {\n *q++ = 0xc0;\n } else {\n *q++ = 0xbd;\n if (st->codec->codec_type == CODEC_TYPE_SUBTITLE) {\n private_code = 0x20;\n }\n }\n header_len = 0;\n flags = 0;\n if (pts != AV_NOPTS_VALUE) {\n header_len += 5;\n flags |= 0x80;\n }\n if (dts != AV_NOPTS_VALUE) {\n header_len += 5;\n flags |= 0x40;\n }\n len = payload_size + header_len + 3;\n if (private_code != 0)\n len++;\n *q++ = len >> 8;\n *q++ = len;\n val = 0x80;\n if (st->codec->codec_type == CODEC_TYPE_SUBTITLE)\n val |= 0x04;\n *q++ = val;\n *q++ = flags;\n *q++ = header_len;\n if (pts != AV_NOPTS_VALUE) {\n write_pts(q, flags >> 6, pts);\n q += 5;\n }\n if (dts != AV_NOPTS_VALUE) {\n write_pts(q, 1, dts);\n q += 5;\n }\n if (private_code != 0)\n *q++ = private_code;\n is_start = 0;\n }\n header_len = q - buf;\n len = TS_PACKET_SIZE - header_len;\n if (len > payload_size)\n len = payload_size;\n stuffing_len = TS_PACKET_SIZE - header_len - len;\n if (stuffing_len > 0) {\n if (buf[3] & 0x20) {\n afc_len = buf[4] + 1;\n memmove(buf + 4 + afc_len + stuffing_len,\n buf + 4 + afc_len,\n header_len - (4 + afc_len));\n buf[4] += stuffing_len;\n memset(buf + 4 + afc_len, 0xff, stuffing_len);\n } else {\n memmove(buf + 4 + stuffing_len, buf + 4, header_len - 4);\n buf[3] |= 0x20;\n buf[4] = stuffing_len - 1;\n if (stuffing_len >= 2) {\n buf[5] = 0x00;\n memset(buf + 6, 0xff, stuffing_len - 2);\n }\n }\n }\n memcpy(buf + TS_PACKET_SIZE - len, payload, len);\n payload += len;\n payload_size -= len;\n put_buffer(s->pb, buf, TS_PACKET_SIZE);\n }\n put_flush_packet(s->pb);\n}'] |
11,848 | 0 | https://gitlab.com/libtiff/libtiff/blob/771a4ea0a98c7a218c9f3add9a05e08d29625758/libtiff/tif_dirwrite.c/#L2189 | static int
TIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data)
{
static const char module[] = "TIFFWriteDirectoryTagData";
uint32 m;
m=0;
while (m<(*ndir))
{
assert(dir[m].tdir_tag!=tag);
if (dir[m].tdir_tag>tag)
break;
m++;
}
if (m<(*ndir))
{
uint32 n;
for (n=*ndir; n>m; n--)
dir[n]=dir[n-1];
}
dir[m].tdir_tag=tag;
dir[m].tdir_type=datatype;
dir[m].tdir_count=count;
dir[m].tdir_offset.toff_long8 = 0;
if (datalength<=((tif->tif_flags&TIFF_BIGTIFF)?0x8U:0x4U))
_TIFFmemcpy(&dir[m].tdir_offset,data,datalength);
else
{
uint64 na,nb;
na=tif->tif_dataoff;
nb=na+datalength;
if (!(tif->tif_flags&TIFF_BIGTIFF))
nb=(uint32)nb;
if ((nb<na)||(nb<datalength))
{
TIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");
return(0);
}
if (!SeekOK(tif,na))
{
TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");
return(0);
}
assert(datalength<0x80000000UL);
if (!WriteOK(tif,data,(tmsize_t)datalength))
{
TIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");
return(0);
}
tif->tif_dataoff=nb;
if (tif->tif_dataoff&1)
tif->tif_dataoff++;
if (!(tif->tif_flags&TIFF_BIGTIFF))
{
uint32 o;
o=(uint32)na;
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong(&o);
_TIFFmemcpy(&dir[m].tdir_offset,&o,4);
}
else
{
dir[m].tdir_offset.toff_long8 = na;
if (tif->tif_flags&TIFF_SWAB)
TIFFSwabLong8(&dir[m].tdir_offset.toff_long8);
}
}
(*ndir)++;
return(1);
} | ['static int\nTIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff)\n{\n\tstatic const char module[] = "TIFFWriteDirectorySec";\n\tuint32 ndir;\n\tTIFFDirEntry* dir;\n\tuint32 dirsize;\n\tvoid* dirmem;\n\tuint32 m;\n\tif (tif->tif_mode == O_RDONLY)\n\t\treturn (1);\n\tif (imagedone)\n\t{\n\t\tif (tif->tif_flags & TIFF_POSTENCODE)\n\t\t{\n\t\t\ttif->tif_flags &= ~TIFF_POSTENCODE;\n\t\t\tif (!(*tif->tif_postencode)(tif))\n\t\t\t{\n\t\t\t\tTIFFErrorExt(tif->tif_clientdata,module,\n\t\t\t\t "Error post-encoding before directory write");\n\t\t\t\treturn (0);\n\t\t\t}\n\t\t}\n\t\t(*tif->tif_close)(tif);\n\t\tif (tif->tif_rawcc > 0\n\t\t && (tif->tif_flags & TIFF_BEENWRITING) != 0 )\n\t\t{\n\t\t if( !TIFFFlushData1(tif) )\n {\n\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t "Error flushing data before directory write");\n\t\t\treturn (0);\n }\n\t\t}\n\t\tif ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata)\n\t\t{\n\t\t\t_TIFFfree(tif->tif_rawdata);\n\t\t\ttif->tif_rawdata = NULL;\n\t\t\ttif->tif_rawcc = 0;\n\t\t\ttif->tif_rawdatasize = 0;\n\t\t}\n\t\ttif->tif_flags &= ~(TIFF_BEENWRITING|TIFF_BUFFERSETUP);\n\t}\n\tdir=NULL;\n\tdirmem=NULL;\n\tdirsize=0;\n\twhile (1)\n\t{\n\t\tndir=0;\n\t\tif (isimage)\n\t\t{\n\t\t\tif (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGEWIDTH,tif->tif_dir.td_imagewidth))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGELENGTH,tif->tif_dir.td_imagelength))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILEWIDTH,tif->tif_dir.td_tilewidth))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILELENGTH,tif->tif_dir.td_tilelength))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_RESOLUTION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XRESOLUTION,tif->tif_dir.td_xresolution))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YRESOLUTION,tif->tif_dir.td_yresolution))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_POSITION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XPOSITION,tif->tif_dir.td_xposition))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YPOSITION,tif->tif_dir.td_yposition))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SUBFILETYPE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_SUBFILETYPE,tif->tif_dir.td_subfiletype))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_BITSPERSAMPLE,tif->tif_dir.td_bitspersample))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_COMPRESSION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_COMPRESSION,tif->tif_dir.td_compression))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PHOTOMETRIC))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PHOTOMETRIC,tif->tif_dir.td_photometric))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_THRESHHOLDING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_THRESHHOLDING,tif->tif_dir.td_threshholding))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_FILLORDER))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_FILLORDER,tif->tif_dir.td_fillorder))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_ORIENTATION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_ORIENTATION,tif->tif_dir.td_orientation))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_SAMPLESPERPIXEL,tif->tif_dir.td_samplesperpixel))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_ROWSPERSTRIP,tif->tif_dir.td_rowsperstrip))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MINSAMPLEVALUE,tif->tif_dir.td_minsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MAXSAMPLEVALUE,tif->tif_dir.td_maxsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PLANARCONFIG))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PLANARCONFIG,tif->tif_dir.td_planarconfig))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_RESOLUTIONUNIT,tif->tif_dir.td_resolutionunit))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PAGENUMBER))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_PAGENUMBER,2,&tif->tif_dir.td_pagenumber[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_STRIPBYTECOUNTS))\n\t\t\t{\n\t\t\t\tif (!isTiled(tif))\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_STRIPOFFSETS))\n\t\t\t{\n\t\t\t\tif (!isTiled(tif))\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_COLORMAP))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagColormap(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_EXTRASAMPLES))\n\t\t\t{\n\t\t\t\tif (tif->tif_dir.td_extrasamples)\n\t\t\t\t{\n\t\t\t\t\tuint16 na;\n\t\t\t\t\tuint16* nb;\n\t\t\t\t\tTIFFGetFieldDefaulted(tif,TIFFTAG_EXTRASAMPLES,&na,&nb);\n\t\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_EXTRASAMPLES,na,nb))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_SAMPLEFORMAT,tif->tif_dir.td_sampleformat))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSampleformatPerSample(tif,&ndir,dir,TIFFTAG_SMINSAMPLEVALUE,tif->tif_dir.td_sminsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSampleformatPerSample(tif,&ndir,dir,TIFFTAG_SMAXSAMPLEVALUE,tif->tif_dir.td_smaxsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_IMAGEDEPTH,tif->tif_dir.td_imagedepth))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TILEDEPTH))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_TILEDEPTH,tif->tif_dir.td_tiledepth))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_HALFTONEHINTS,2,&tif->tif_dir.td_halftonehints[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_YCBCRSUBSAMPLING,2,&tif->tif_dir.td_ycbcrsubsampling[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_YCBCRPOSITIONING,tif->tif_dir.td_ycbcrpositioning))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagTransferfunction(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_INKNAMES))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,TIFFTAG_INKNAMES,tif->tif_dir.td_inknameslen,tif->tif_dir.td_inknames))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SUBIFD))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSubifd(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\t{\n\t\t\t\tuint32 n;\n\t\t\t\tfor (n=0; n<tif->tif_nfields; n++) {\n\t\t\t\t\tconst TIFFField* o;\n\t\t\t\t\to = tif->tif_fields[n];\n\t\t\t\t\tif ((o->field_bit>=FIELD_CODEC)&&(TIFFFieldSet(tif,o->field_bit)))\n\t\t\t\t\t{\n\t\t\t\t\t\tswitch (o->get_field_type)\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tcase TIFF_SETGET_ASCII:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 pa;\n\t\t\t\t\t\t\t\t\tchar* pb;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_ASCII);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==TIFF_VARIABLE);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&pb);\n\t\t\t\t\t\t\t\t\tpa=(uint32)(strlen(pb));\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,o->field_tag,pa,pb))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_UINT16:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint16 p;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_SHORT);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==1);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&p);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,o->field_tag,p))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_UINT32:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 p;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_LONG);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==1);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&p);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,o->field_tag,p))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_C32_UINT8:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 pa;\n\t\t\t\t\t\t\t\t\tvoid* pb;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_UNDEFINED);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==TIFF_VARIABLE2);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==1);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&pa,&pb);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,o->field_tag,pa,pb))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tdefault:\n\t\t\t\t\t\t\t\tassert(0);\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\tfor (m=0; m<(uint32)(tif->tif_dir.td_customValueCount); m++)\n\t\t{\n\t\t\tswitch (tif->tif_dir.td_customValues[m].info->field_type)\n\t\t\t{\n\t\t\t\tcase TIFF_ASCII:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_UNDEFINED:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_BYTE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagByteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SBYTE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSbyteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SHORT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SSHORT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSshortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_LONG:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SLONG:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSlongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_LONG8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SLONG8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSlong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_RATIONAL:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SRATIONAL:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSrationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_FLOAT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagFloatArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_DOUBLE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagDoubleArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_IFD:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagIfdArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_IFD8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagIfdIfd8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\tassert(0);\n\t\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t\tif (dir!=NULL)\n\t\t\tbreak;\n\t\tdir=_TIFFmalloc(ndir*sizeof(TIFFDirEntry));\n\t\tif (dir==NULL)\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Out of memory");\n\t\t\tgoto bad;\n\t\t}\n\t\tif (isimage)\n\t\t{\n\t\t\tif ((tif->tif_diroff==0)&&(!TIFFLinkDirectory(tif)))\n\t\t\t\tgoto bad;\n\t\t}\n\t\telse\n\t\t\ttif->tif_diroff=(TIFFSeekFile(tif,0,SEEK_END)+1)&(~1);\n\t\tif (pdiroff!=NULL)\n\t\t\t*pdiroff=tif->tif_diroff;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\tdirsize=2+ndir*12+4;\n\t\telse\n\t\t\tdirsize=8+ndir*20+8;\n\t\ttif->tif_dataoff=tif->tif_diroff+dirsize;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\ttif->tif_dataoff=(uint32)tif->tif_dataoff;\n\t\tif ((tif->tif_dataoff<tif->tif_diroff)||(tif->tif_dataoff<(uint64)dirsize))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");\n\t\t\tgoto bad;\n\t\t}\n\t\tif (tif->tif_dataoff&1)\n\t\t\ttif->tif_dataoff++;\n\t\tif (isimage)\n\t\t\ttif->tif_curdir++;\n\t}\n\tif (isimage)\n\t{\n\t\tif (TIFFFieldSet(tif,FIELD_SUBIFD)&&(tif->tif_subifdoff==0))\n\t\t{\n\t\t\tuint32 na;\n\t\t\tTIFFDirEntry* nb;\n\t\t\tfor (na=0, nb=dir; ; na++, nb++)\n\t\t\t{\n\t\t\t\tassert(na<ndir);\n\t\t\t\tif (nb->tdir_tag==TIFFTAG_SUBIFD)\n\t\t\t\t\tbreak;\n\t\t\t}\n\t\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\t\ttif->tif_subifdoff=tif->tif_diroff+2+na*12+8;\n\t\t\telse\n\t\t\t\ttif->tif_subifdoff=tif->tif_diroff+8+na*20+12;\n\t\t}\n\t}\n\tdirmem=_TIFFmalloc(dirsize);\n\tif (dirmem==NULL)\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"Out of memory");\n\t\tgoto bad;\n\t}\n\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t{\n\t\tuint8* n;\n\t\tuint32 nTmp;\n\t\tTIFFDirEntry* o;\n\t\tn=dirmem;\n\t\t*(uint16*)n=ndir;\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabShort((uint16*)n);\n\t\tn+=2;\n\t\to=dir;\n\t\tfor (m=0; m<ndir; m++)\n\t\t{\n\t\t\t*(uint16*)n=o->tdir_tag;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t*(uint16*)n=o->tdir_type;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\tnTmp = (uint32)o->tdir_count;\n\t\t\t_TIFFmemcpy(n,&nTmp,4);\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong((uint32*)n);\n\t\t\tn+=4;\n\t\t\t_TIFFmemcpy(n,&o->tdir_offset,4);\n\t\t\tn+=4;\n\t\t\to++;\n\t\t}\n\t\tnTmp = (uint32)tif->tif_nextdiroff;\n\t\t_TIFFmemcpy(n,&nTmp,4);\n\t}\n\telse\n\t{\n\t\tuint8* n;\n\t\tTIFFDirEntry* o;\n\t\tn=dirmem;\n\t\t*(uint64*)n=ndir;\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabLong8((uint64*)n);\n\t\tn+=8;\n\t\to=dir;\n\t\tfor (m=0; m<ndir; m++)\n\t\t{\n\t\t\t*(uint16*)n=o->tdir_tag;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t*(uint16*)n=o->tdir_type;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t_TIFFmemcpy(n,&o->tdir_count,8);\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong8((uint64*)n);\n\t\t\tn+=8;\n\t\t\t_TIFFmemcpy(n,&o->tdir_offset,8);\n\t\t\tn+=8;\n\t\t\to++;\n\t\t}\n\t\t_TIFFmemcpy(n,&tif->tif_nextdiroff,8);\n\t}\n\t_TIFFfree(dir);\n\tdir=NULL;\n\tif (!SeekOK(tif,tif->tif_diroff))\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");\n\t\tgoto bad;\n\t}\n\tif (!WriteOK(tif,dirmem,(tmsize_t)dirsize))\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");\n\t\tgoto bad;\n\t}\n\t_TIFFfree(dirmem);\n\tif (imagedone)\n\t{\n\t\tTIFFFreeDirectory(tif);\n\t\ttif->tif_flags &= ~TIFF_DIRTYDIRECT;\n\t\ttif->tif_flags &= ~TIFF_DIRTYSTRIP;\n\t\t(*tif->tif_cleanup)(tif);\n\t\tTIFFCreateDirectory(tif);\n\t}\n\treturn(1);\nbad:\n\tif (dir!=NULL)\n\t\t_TIFFfree(dir);\n\tif (dirmem!=NULL)\n\t\t_TIFFfree(dirmem);\n\treturn(0);\n}', 'static int\nTIFFWriteDirectoryTagShortLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)\n{\n\tif (dir==NULL)\n\t{\n\t\t(*ndir)++;\n\t\treturn(1);\n\t}\n\tif (value<=0xFFFF)\n\t\treturn(TIFFWriteDirectoryTagCheckedShort(tif,ndir,dir,tag,(uint16)value));\n\telse\n\t\treturn(TIFFWriteDirectoryTagCheckedLong(tif,ndir,dir,tag,value));\n}', 'static int\nTIFFWriteDirectoryTagCheckedLong(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 value)\n{\n\tuint32 m;\n\tassert(sizeof(uint32)==4);\n\tm=value;\n\tif (tif->tif_flags&TIFF_SWAB)\n\t\tTIFFSwabLong(&m);\n\treturn(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_LONG,1,4,&m));\n}', 'static int\nTIFFWriteDirectoryTagData(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint16 datatype, uint32 count, uint32 datalength, void* data)\n{\n\tstatic const char module[] = "TIFFWriteDirectoryTagData";\n\tuint32 m;\n\tm=0;\n\twhile (m<(*ndir))\n\t{\n\t\tassert(dir[m].tdir_tag!=tag);\n\t\tif (dir[m].tdir_tag>tag)\n\t\t\tbreak;\n\t\tm++;\n\t}\n\tif (m<(*ndir))\n\t{\n\t\tuint32 n;\n\t\tfor (n=*ndir; n>m; n--)\n\t\t\tdir[n]=dir[n-1];\n\t}\n\tdir[m].tdir_tag=tag;\n\tdir[m].tdir_type=datatype;\n\tdir[m].tdir_count=count;\n\tdir[m].tdir_offset.toff_long8 = 0;\n\tif (datalength<=((tif->tif_flags&TIFF_BIGTIFF)?0x8U:0x4U))\n\t\t_TIFFmemcpy(&dir[m].tdir_offset,data,datalength);\n\telse\n\t{\n\t\tuint64 na,nb;\n\t\tna=tif->tif_dataoff;\n\t\tnb=na+datalength;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\tnb=(uint32)nb;\n\t\tif ((nb<na)||(nb<datalength))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");\n\t\t\treturn(0);\n\t\t}\n\t\tif (!SeekOK(tif,na))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");\n\t\t\treturn(0);\n\t\t}\n\t\tassert(datalength<0x80000000UL);\n\t\tif (!WriteOK(tif,data,(tmsize_t)datalength))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing tag data");\n\t\t\treturn(0);\n\t\t}\n\t\ttif->tif_dataoff=nb;\n\t\tif (tif->tif_dataoff&1)\n\t\t\ttif->tif_dataoff++;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t{\n\t\t\tuint32 o;\n\t\t\to=(uint32)na;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong(&o);\n\t\t\t_TIFFmemcpy(&dir[m].tdir_offset,&o,4);\n\t\t}\n\t\telse\n\t\t{\n\t\t\tdir[m].tdir_offset.toff_long8 = na;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong8(&dir[m].tdir_offset.toff_long8);\n\t\t}\n\t}\n\t(*ndir)++;\n\treturn(1);\n}'] |
11,849 | 0 | https://github.com/openssl/openssl/blob/ea32151f7b9353f8906188d007c6893704ac17bb/crypto/bn/bn_ctx.c/#L273 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['BIGNUM *SRP_Calc_server_key(BIGNUM *A, BIGNUM *v, BIGNUM *u, BIGNUM *b,\n BIGNUM *N)\n{\n BIGNUM *tmp = NULL, *S = NULL;\n BN_CTX *bn_ctx;\n if (u == NULL || A == NULL || v == NULL || b == NULL || N == NULL)\n return NULL;\n if ((bn_ctx = BN_CTX_new()) == NULL || (tmp = BN_new()) == NULL)\n goto err;\n if (!BN_mod_exp(tmp, v, u, N, bn_ctx))\n goto err;\n if (!BN_mod_mul(tmp, A, tmp, N, bn_ctx))\n goto err;\n S = BN_new();\n if (S != NULL && !BN_mod_exp(S, tmp, b, N, bn_ctx)) {\n BN_free(S);\n S = NULL;\n }\n err:\n BN_CTX_free(bn_ctx);\n BN_clear_free(tmp);\n return S;\n}', 'int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,\n BN_CTX *ctx)\n{\n int ret;\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n#define MONT_MUL_MOD\n#define MONT_EXP_WORD\n#define RECP_MUL_MOD\n#ifdef MONT_MUL_MOD\n if (BN_is_odd(m)) {\n# ifdef MONT_EXP_WORD\n if (a->top == 1 && !a->neg\n && (BN_get_flags(p, BN_FLG_CONSTTIME) == 0)) {\n BN_ULONG A = a->d[0];\n ret = BN_mod_exp_mont_word(r, A, p, m, ctx, NULL);\n } else\n# endif\n ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);\n } else\n#endif\n#ifdef RECP_MUL_MOD\n {\n ret = BN_mod_exp_recp(r, a, p, m, ctx);\n }\n#else\n {\n ret = BN_mod_exp_simple(r, a, p, m, ctx);\n }\n#endif\n bn_check_top(r);\n return (ret);\n}', 'int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)\n{\n BN_MONT_CTX *mont = NULL;\n int b, bits, ret = 0;\n int r_is_one;\n BN_ULONG w, next_w;\n BIGNUM *d, *r, *t;\n BIGNUM *swap_tmp;\n#define BN_MOD_MUL_WORD(r, w, m) \\\n (BN_mul_word(r, (w)) && \\\n ( \\\n (BN_mod(t, r, m, ctx) && (swap_tmp = r, r = t, t = swap_tmp, 1))))\n#define BN_TO_MONTGOMERY_WORD(r, w, mont) \\\n (BN_set_word(r, (w)) && BN_to_montgomery(r, r, (mont), ctx))\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);\n return -1;\n }\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n if (m->top == 1)\n a %= m->d[0];\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n if (a == 0) {\n BN_zero(rr);\n ret = 1;\n return ret;\n }\n BN_CTX_start(ctx);\n d = BN_CTX_get(ctx);\n r = BN_CTX_get(ctx);\n t = BN_CTX_get(ctx);\n if (d == NULL || r == NULL || t == NULL)\n goto err;\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n r_is_one = 1;\n w = a;\n for (b = bits - 2; b >= 0; b--) {\n next_w = w * w;\n if ((next_w / w) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = 1;\n }\n w = next_w;\n if (!r_is_one) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (BN_is_bit_set(p, b)) {\n next_w = w * a;\n if ((next_w / a) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = a;\n }\n w = next_w;\n }\n }\n if (w != 1) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n }\n if (r_is_one) {\n if (!BN_one(rr))\n goto err;\n } else {\n if (!BN_from_montgomery(rr, r, mont, ctx))\n goto err;\n }\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n BN_CTX_end(ctx);\n bn_check_top(rr);\n return (ret);\n}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n BIGNUM *t;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(m);\n BN_CTX_start(ctx);\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (a == b) {\n if (!BN_sqr(t, a, ctx))\n goto err;\n } else {\n if (!BN_mul(t, a, b, ctx))\n goto err;\n }\n if (!BN_nnmod(r, t, m, ctx))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return (ret);\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_start", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG_EXIT(ctx);\n}', 'int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)\n{\n int ret = 0;\n int top, al, bl;\n BIGNUM *rr;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n int i;\n#endif\n#ifdef BN_RECURSION\n BIGNUM *t = NULL;\n int j = 0, k;\n#endif\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(r);\n al = a->top;\n bl = b->top;\n if ((al == 0) || (bl == 0)) {\n BN_zero(r);\n return (1);\n }\n top = al + bl;\n BN_CTX_start(ctx);\n if ((r == a) || (r == b)) {\n if ((rr = BN_CTX_get(ctx)) == NULL)\n goto err;\n } else\n rr = r;\n rr->neg = a->neg ^ b->neg;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n i = al - bl;\n#endif\n#ifdef BN_MUL_COMBA\n if (i == 0) {\n# if 0\n if (al == 4) {\n if (bn_wexpand(rr, 8) == NULL)\n goto err;\n rr->top = 8;\n bn_mul_comba4(rr->d, a->d, b->d);\n goto end;\n }\n# endif\n if (al == 8) {\n if (bn_wexpand(rr, 16) == NULL)\n goto err;\n rr->top = 16;\n bn_mul_comba8(rr->d, a->d, b->d);\n goto end;\n }\n }\n#endif\n#ifdef BN_RECURSION\n if ((al >= BN_MULL_SIZE_NORMAL) && (bl >= BN_MULL_SIZE_NORMAL)) {\n if (i >= -1 && i <= 1) {\n if (i >= 0) {\n j = BN_num_bits_word((BN_ULONG)al);\n }\n if (i == -1) {\n j = BN_num_bits_word((BN_ULONG)bl);\n }\n j = 1 << (j - 1);\n assert(j <= al || j <= bl);\n k = j + j;\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (al > j || bl > j) {\n if (bn_wexpand(t, k * 4) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 4) == NULL)\n goto err;\n bn_mul_part_recursive(rr->d, a->d, b->d,\n j, al - j, bl - j, t->d);\n } else {\n if (bn_wexpand(t, k * 2) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 2) == NULL)\n goto err;\n bn_mul_recursive(rr->d, a->d, b->d, j, al - j, bl - j, t->d);\n }\n rr->top = top;\n goto end;\n }\n# if 0\n if (i == 1 && !BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BIGNUM *tmp_bn = (BIGNUM *)b;\n if (bn_wexpand(tmp_bn, al) == NULL)\n goto err;\n tmp_bn->d[bl] = 0;\n bl++;\n i--;\n } else if (i == -1 && !BN_get_flags(a, BN_FLG_STATIC_DATA)) {\n BIGNUM *tmp_bn = (BIGNUM *)a;\n if (bn_wexpand(tmp_bn, bl) == NULL)\n goto err;\n tmp_bn->d[al] = 0;\n al++;\n i++;\n }\n if (i == 0) {\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n t = BN_CTX_get(ctx);\n if (al == j) {\n if (bn_wexpand(t, k * 2) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 2) == NULL)\n goto err;\n bn_mul_recursive(rr->d, a->d, b->d, al, t->d);\n } else {\n if (bn_wexpand(t, k * 4) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 4) == NULL)\n goto err;\n bn_mul_part_recursive(rr->d, a->d, b->d, al - j, j, t->d);\n }\n rr->top = top;\n goto end;\n }\n# endif\n }\n#endif\n if (bn_wexpand(rr, top) == NULL)\n goto err;\n rr->top = top;\n bn_mul_normal(rr->d, a->d, al, b->d, bl);\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n end:\n#endif\n bn_correct_top(rr);\n if (r != rr)\n BN_copy(r, rr);\n ret = 1;\n err:\n bn_check_top(r);\n BN_CTX_end(ctx);\n return (ret);\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_end", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG_EXIT(ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,850 | 0 | https://github.com/apache/httpd/blob/181d1ca114dd592fccc750a95a09743df06058ee/modules/proxy/mod_proxy_uwsgi.c/#L119 | static int uwsgi_send(proxy_conn_rec * conn, const char *buf,
apr_size_t length, request_rec *r)
{
apr_status_t rv;
apr_size_t written;
while (length > 0) {
written = length;
if ((rv = apr_socket_send(conn->sock, buf, &written)) != APR_SUCCESS) {
ap_log_rerror(APLOG_MARK, APLOG_ERR, rv, r, APLOGNO(10098)
"sending data to %s:%u failed",
conn->hostname, conn->port);
return HTTP_SERVICE_UNAVAILABLE;
}
conn->worker->s->transferred += written;
buf += written;
length -= written;
}
return OK;
} | ['static int uwsgi_send_body(request_rec *r, proxy_conn_rec * conn)\n{\n if (ap_should_client_block(r)) {\n char *buf = apr_palloc(r->pool, AP_IOBUFSIZE);\n int status;\n apr_size_t readlen;\n readlen = ap_get_client_block(r, buf, AP_IOBUFSIZE);\n while (readlen > 0) {\n status = uwsgi_send(conn, buf, readlen, r);\n if (status != OK) {\n return HTTP_SERVICE_UNAVAILABLE;\n }\n readlen = ap_get_client_block(r, buf, AP_IOBUFSIZE);\n }\n if (readlen == -1) {\n ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(10099)\n "receiving request body failed");\n return HTTP_INTERNAL_SERVER_ERROR;\n }\n }\n return OK;\n}', 'AP_DECLARE(long) ap_get_client_block(request_rec *r, char *buffer,\n apr_size_t bufsiz)\n{\n apr_status_t rv;\n apr_bucket_brigade *bb;\n if (r->remaining < 0 || (!r->read_chunked && r->remaining == 0)) {\n return 0;\n }\n bb = apr_brigade_create(r->pool, r->connection->bucket_alloc);\n if (bb == NULL) {\n r->connection->keepalive = AP_CONN_CLOSE;\n return -1;\n }\n rv = ap_get_brigade(r->input_filters, bb, AP_MODE_READBYTES,\n APR_BLOCK_READ, bufsiz);\n if (rv == AP_FILTER_ERROR) {\n apr_brigade_destroy(bb);\n return -1;\n }\n if (rv != APR_SUCCESS) {\n apr_bucket *e;\n apr_brigade_cleanup(bb);\n e = ap_bucket_error_create(\n ap_map_http_request_error(rv, HTTP_BAD_REQUEST), NULL, r->pool,\n r->connection->bucket_alloc);\n APR_BRIGADE_INSERT_TAIL(bb, e);\n e = apr_bucket_eos_create(r->connection->bucket_alloc);\n APR_BRIGADE_INSERT_TAIL(bb, e);\n rv = ap_pass_brigade(r->output_filters, bb);\n if (APR_SUCCESS != rv) {\n ap_log_rerror(APLOG_MARK, APLOG_INFO, rv, r, APLOGNO(02484)\n "Error while writing error response");\n }\n r->connection->keepalive = AP_CONN_CLOSE;\n apr_brigade_destroy(bb);\n return -1;\n }\n AP_DEBUG_ASSERT(!APR_BRIGADE_EMPTY(bb));\n if (APR_BUCKET_IS_EOS(APR_BRIGADE_LAST(bb))) {\n if (r->read_chunked) {\n r->remaining = -1;\n }\n else {\n r->remaining = 0;\n }\n }\n rv = apr_brigade_flatten(bb, buffer, &bufsiz);\n if (rv != APR_SUCCESS) {\n apr_brigade_destroy(bb);\n return -1;\n }\n r->read_length += bufsiz;\n apr_brigade_destroy(bb);\n return bufsiz;\n}', 'static int uwsgi_send(proxy_conn_rec * conn, const char *buf,\n apr_size_t length, request_rec *r)\n{\n apr_status_t rv;\n apr_size_t written;\n while (length > 0) {\n written = length;\n if ((rv = apr_socket_send(conn->sock, buf, &written)) != APR_SUCCESS) {\n ap_log_rerror(APLOG_MARK, APLOG_ERR, rv, r, APLOGNO(10098)\n "sending data to %s:%u failed",\n conn->hostname, conn->port);\n return HTTP_SERVICE_UNAVAILABLE;\n }\n conn->worker->s->transferred += written;\n buf += written;\n length -= written;\n }\n return OK;\n}'] |
11,851 | 0 | https://github.com/openssl/openssl/blob/8b0d4242404f9e5da26e7594fa0864b2df4601af/crypto/bn/bn_lib.c/#L271 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return (NULL);
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return (NULL);
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ["ASN1_INTEGER *s2i_ASN1_INTEGER(X509V3_EXT_METHOD *method, const char *value)\n{\n BIGNUM *bn = NULL;\n ASN1_INTEGER *aint;\n int isneg, ishex;\n int ret;\n if (value == NULL) {\n X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_INVALID_NULL_VALUE);\n return NULL;\n }\n bn = BN_new();\n if (bn == NULL) {\n X509V3err(X509V3_F_S2I_ASN1_INTEGER, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n if (value[0] == '-') {\n value++;\n isneg = 1;\n } else\n isneg = 0;\n if (value[0] == '0' && ((value[1] == 'x') || (value[1] == 'X'))) {\n value += 2;\n ishex = 1;\n } else\n ishex = 0;\n if (ishex)\n ret = BN_hex2bn(&bn, value);\n else\n ret = BN_dec2bn(&bn, value);\n if (!ret || value[ret]) {\n BN_free(bn);\n X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_BN_DEC2BN_ERROR);\n return NULL;\n }\n if (isneg && BN_is_zero(bn))\n isneg = 0;\n aint = BN_to_ASN1_INTEGER(bn, NULL);\n BN_free(bn);\n if (!aint) {\n X509V3err(X509V3_F_S2I_ASN1_INTEGER,\n X509V3_R_BN_TO_ASN1_INTEGER_ERROR);\n return NULL;\n }\n if (isneg)\n aint->type |= V_ASN1_NEG;\n return aint;\n}", "int BN_hex2bn(BIGNUM **bn, const char *a)\n{\n BIGNUM *ret = NULL;\n BN_ULONG l = 0;\n int neg = 0, h, m, i, j, k, c;\n int num;\n if ((a == NULL) || (*a == '\\0'))\n return (0);\n if (*a == '-') {\n neg = 1;\n a++;\n }\n for (i = 0; i <= (INT_MAX/4) && isxdigit((unsigned char)a[i]); i++)\n continue;\n if (i == 0 || i > INT_MAX/4)\n goto err;\n num = i + neg;\n if (bn == NULL)\n return (num);\n if (*bn == NULL) {\n if ((ret = BN_new()) == NULL)\n return (0);\n } else {\n ret = *bn;\n BN_zero(ret);\n }\n if (bn_expand(ret, i * 4) == NULL)\n goto err;\n j = i;\n m = 0;\n h = 0;\n while (j > 0) {\n m = ((BN_BYTES * 2) <= j) ? (BN_BYTES * 2) : j;\n l = 0;\n for (;;) {\n c = a[j - m];\n k = OPENSSL_hexchar2int(c);\n if (k < 0)\n k = 0;\n l = (l << 4) | k;\n if (--m <= 0) {\n ret->d[h++] = l;\n break;\n }\n }\n j -= (BN_BYTES * 2);\n }\n ret->top = h;\n bn_correct_top(ret);\n *bn = ret;\n bn_check_top(ret);\n if (ret->top != 0)\n ret->neg = neg;\n return (num);\n err:\n if (*bn == NULL)\n BN_free(ret);\n return (0);\n}", 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return (1);\n}', 'static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)\n{\n if (bits > (INT_MAX - BN_BITS2 + 1))\n return NULL;\n if (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax)\n return a;\n return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return (NULL);\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return (NULL);\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n void *ret = CRYPTO_malloc(num, file, line);\n FAILTEST();\n if (ret != NULL)\n memset(ret, 0, num);\n return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n osslargused(file); osslargused(line);\n ret = malloc(num);\n#endif\n return ret;\n}'] |
11,852 | 0 | https://github.com/openssl/openssl/blob/8da94770f0a049497b1a52ee469cca1f4a13b1a7/crypto/bn/bn_shift.c/#L212 | int BN_rshift(BIGNUM *r, const BIGNUM *a, int n)
{
int i, j, nw, lb, rb;
BN_ULONG *t, *f;
BN_ULONG l, tmp;
bn_check_top(r);
bn_check_top(a);
if (n < 0) {
BNerr(BN_F_BN_RSHIFT, BN_R_INVALID_SHIFT);
return 0;
}
nw = n / BN_BITS2;
rb = n % BN_BITS2;
lb = BN_BITS2 - rb;
if (nw >= a->top || a->top == 0) {
BN_zero(r);
return (1);
}
i = (BN_num_bits(a) - n + (BN_BITS2 - 1)) / BN_BITS2;
if (r != a) {
r->neg = a->neg;
if (bn_wexpand(r, i) == NULL)
return (0);
} else {
if (n == 0)
return 1;
}
f = &(a->d[nw]);
t = r->d;
j = a->top - nw;
r->top = i;
if (rb == 0) {
for (i = j; i != 0; i--)
*(t++) = *(f++);
} else {
l = *(f++);
for (i = j - 1; i != 0; i--) {
tmp = (l >> rb) & BN_MASK2;
l = *(f++);
*(t++) = (tmp | (l << lb)) & BN_MASK2;
}
if ((l = (l >> rb) & BN_MASK2))
*(t) = l;
}
bn_check_top(r);
return (1);
} | ['int RSA_check_key_ex(const RSA *key, BN_GENCB *cb)\n{\n BIGNUM *i, *j, *k, *l, *m;\n BN_CTX *ctx;\n int r;\n int ret = 1;\n if (!key->p || !key->q || !key->n || !key->e || !key->d) {\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_VALUE_MISSING);\n return 0;\n }\n i = BN_new();\n j = BN_new();\n k = BN_new();\n l = BN_new();\n m = BN_new();\n ctx = BN_CTX_new();\n if (i == NULL || j == NULL || k == NULL || l == NULL ||\n m == NULL || ctx == NULL) {\n ret = -1;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n r = BN_is_prime_ex(key->p, BN_prime_checks, NULL, cb);\n if (r != 1) {\n ret = r;\n if (r != 0)\n goto err;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_P_NOT_PRIME);\n }\n r = BN_is_prime_ex(key->q, BN_prime_checks, NULL, cb);\n if (r != 1) {\n ret = r;\n if (r != 0)\n goto err;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_Q_NOT_PRIME);\n }\n r = BN_mul(i, key->p, key->q, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n if (BN_cmp(i, key->n) != 0) {\n ret = 0;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_N_DOES_NOT_EQUAL_P_Q);\n }\n r = BN_sub(i, key->p, BN_value_one());\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_sub(j, key->q, BN_value_one());\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_mul(l, i, j, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_gcd(m, i, j, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_div(k, NULL, l, m, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_mod_mul(i, key->d, key->e, k, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n if (!BN_is_one(i)) {\n ret = 0;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_D_E_NOT_CONGRUENT_TO_1);\n }\n if (key->dmp1 != NULL && key->dmq1 != NULL && key->iqmp != NULL) {\n r = BN_sub(i, key->p, BN_value_one());\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_mod(j, key->d, i, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n if (BN_cmp(j, key->dmp1) != 0) {\n ret = 0;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_DMP1_NOT_CONGRUENT_TO_D);\n }\n r = BN_sub(i, key->q, BN_value_one());\n if (!r) {\n ret = -1;\n goto err;\n }\n r = BN_mod(j, key->d, i, ctx);\n if (!r) {\n ret = -1;\n goto err;\n }\n if (BN_cmp(j, key->dmq1) != 0) {\n ret = 0;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_DMQ1_NOT_CONGRUENT_TO_D);\n }\n if (!BN_mod_inverse(i, key->q, key->p, ctx)) {\n ret = -1;\n goto err;\n }\n if (BN_cmp(i, key->iqmp) != 0) {\n ret = 0;\n RSAerr(RSA_F_RSA_CHECK_KEY_EX, RSA_R_IQMP_NOT_INVERSE_OF_Q);\n }\n }\n err:\n BN_free(i);\n BN_free(j);\n BN_free(k);\n BN_free(l);\n BN_free(m);\n BN_CTX_free(ctx);\n return (ret);\n}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n BIGNUM *t;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(m);\n BN_CTX_start(ctx);\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (a == b) {\n if (!BN_sqr(t, a, ctx))\n goto err;\n } else {\n if (!BN_mul(t, a, b, ctx))\n goto err;\n }\n if (!BN_nnmod(r, t, m, ctx))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n{\n if (!(BN_mod(r, m, d, ctx)))\n return 0;\n if (!r->neg)\n return 1;\n return (d->neg ? BN_sub : BN_add) (r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return (0);\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return (0);\n }\n if (dv != NULL)\n BN_zero(dv);\n return (1);\n }\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (dv == NULL)\n res = BN_CTX_get(ctx);\n else\n res = dv;\n if (sdiv == NULL || res == NULL || tmp == NULL || snum == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n res->neg = (num->neg ^ divisor->neg);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--, resp--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# ifdef BN_DEBUG_LEVITTE\n fprintf(stderr, "DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n", n0, n1, d0, q);\n# endif\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifdef BN_DEBUG_LEVITTE\n fprintf(stderr, "DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n", n0, n1, d0, q);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return (1);\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return (0);\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return (1);\n}', 'int BN_rshift(BIGNUM *r, const BIGNUM *a, int n)\n{\n int i, j, nw, lb, rb;\n BN_ULONG *t, *f;\n BN_ULONG l, tmp;\n bn_check_top(r);\n bn_check_top(a);\n if (n < 0) {\n BNerr(BN_F_BN_RSHIFT, BN_R_INVALID_SHIFT);\n return 0;\n }\n nw = n / BN_BITS2;\n rb = n % BN_BITS2;\n lb = BN_BITS2 - rb;\n if (nw >= a->top || a->top == 0) {\n BN_zero(r);\n return (1);\n }\n i = (BN_num_bits(a) - n + (BN_BITS2 - 1)) / BN_BITS2;\n if (r != a) {\n r->neg = a->neg;\n if (bn_wexpand(r, i) == NULL)\n return (0);\n } else {\n if (n == 0)\n return 1;\n }\n f = &(a->d[nw]);\n t = r->d;\n j = a->top - nw;\n r->top = i;\n if (rb == 0) {\n for (i = j; i != 0; i--)\n *(t++) = *(f++);\n } else {\n l = *(f++);\n for (i = j - 1; i != 0; i--) {\n tmp = (l >> rb) & BN_MASK2;\n l = *(f++);\n *(t++) = (tmp | (l << lb)) & BN_MASK2;\n }\n if ((l = (l >> rb) & BN_MASK2))\n *(t) = l;\n }\n bn_check_top(r);\n return (1);\n}'] |
11,853 | 0 | https://github.com/libav/libav/blob/077b55943330150db0eafd36bbee614697cabd98/libavcodec/hevcpred_template.c/#L285 | static av_always_inline void FUNC(intra_pred)(HEVCContext *s, int x0, int y0,
int log2_size, int c_idx)
{
#define PU(x) \
((x) >> s->ps.sps->log2_min_pu_size)
#define MVF(x, y) \
(s->ref->tab_mvf[(x) + (y) * min_pu_width])
#define MVF_PU(x, y) \
MVF(PU(x0 + ((x) << hshift)), PU(y0 + ((y) << vshift)))
#define IS_INTRA(x, y) \
MVF_PU(x, y).is_intra
#define MIN_TB_ADDR_ZS(x, y) \
s->ps.pps->min_tb_addr_zs[(y) * s->ps.sps->min_tb_width + (x)]
#define EXTEND(ptr, val, len) \
do { \
pixel4 pix = PIXEL_SPLAT_X4(val); \
for (i = 0; i < (len); i += 4) \
AV_WN4P(ptr + i, pix); \
} while (0)
#define EXTEND_LEFT_CIP(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
if (!IS_INTRA(i - 1, -1)) \
ptr[i - 1] = ptr[i]
#define EXTEND_RIGHT_CIP(ptr, start, length) \
for (i = (start); i < (start) + (length); i++) \
if (!IS_INTRA(i, -1)) \
ptr[i] = ptr[i - 1]
#define EXTEND_UP_CIP(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
if (!IS_INTRA(-1, i - 1)) \
ptr[i - 1] = ptr[i]
#define EXTEND_UP_CIP_0(ptr, start, length) \
for (i = (start); i > (start) - (length); i--) \
ptr[i - 1] = ptr[i]
#define EXTEND_DOWN_CIP(ptr, start, length) \
for (i = (start); i < (start) + (length); i++) \
if (!IS_INTRA(-1, i)) \
ptr[i] = ptr[i - 1]
HEVCLocalContext *lc = &s->HEVClc;
int i;
int hshift = s->ps.sps->hshift[c_idx];
int vshift = s->ps.sps->vshift[c_idx];
int size = (1 << log2_size);
int size_in_luma = size << hshift;
int size_in_tbs = size_in_luma >> s->ps.sps->log2_min_tb_size;
int x = x0 >> hshift;
int y = y0 >> vshift;
int x_tb = x0 >> s->ps.sps->log2_min_tb_size;
int y_tb = y0 >> s->ps.sps->log2_min_tb_size;
int cur_tb_addr = MIN_TB_ADDR_ZS(x_tb, y_tb);
ptrdiff_t stride = s->frame->linesize[c_idx] / sizeof(pixel);
pixel *src = (pixel*)s->frame->data[c_idx] + x + y * stride;
int min_pu_width = s->ps.sps->min_pu_width;
enum IntraPredMode mode = c_idx ? lc->pu.intra_pred_mode_c :
lc->tu.cur_intra_pred_mode;
pixel left_array[2 * MAX_TB_SIZE + 1];
pixel filtered_left_array[2 * MAX_TB_SIZE + 1];
pixel top_array[2 * MAX_TB_SIZE + 1];
pixel filtered_top_array[2 * MAX_TB_SIZE + 1];
pixel *left = left_array + 1;
pixel *top = top_array + 1;
pixel *filtered_left = filtered_left_array + 1;
pixel *filtered_top = filtered_top_array + 1;
int cand_bottom_left = lc->na.cand_bottom_left && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb - 1, y_tb + size_in_tbs);
int cand_left = lc->na.cand_left;
int cand_up_left = lc->na.cand_up_left;
int cand_up = lc->na.cand_up;
int cand_up_right = lc->na.cand_up_right && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb + size_in_tbs, y_tb - 1);
int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma, s->ps.sps->height) -
(y0 + size_in_luma)) >> vshift;
int top_right_size = (FFMIN(x0 + 2 * size_in_luma, s->ps.sps->width) -
(x0 + size_in_luma)) >> hshift;
if (s->ps.pps->constrained_intra_pred_flag == 1) {
int size_in_luma_pu = PU(size_in_luma);
int on_pu_edge_x = !(x0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));
int on_pu_edge_y = !(y0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));
if (!size_in_luma_pu)
size_in_luma_pu++;
if (cand_bottom_left == 1 && on_pu_edge_x) {
int x_left_pu = PU(x0 - 1);
int y_bottom_pu = PU(y0 + size_in_luma);
int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_bottom_pu);
cand_bottom_left = 0;
for (i = 0; i < max; i++)
cand_bottom_left |= MVF(x_left_pu, y_bottom_pu + i).is_intra;
}
if (cand_left == 1 && on_pu_edge_x) {
int x_left_pu = PU(x0 - 1);
int y_left_pu = PU(y0);
int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_left_pu);
cand_left = 0;
for (i = 0; i < max; i++)
cand_left |= MVF(x_left_pu, y_left_pu + i).is_intra;
}
if (cand_up_left == 1) {
int x_left_pu = PU(x0 - 1);
int y_top_pu = PU(y0 - 1);
cand_up_left = MVF(x_left_pu, y_top_pu).is_intra;
}
if (cand_up == 1 && on_pu_edge_y) {
int x_top_pu = PU(x0);
int y_top_pu = PU(y0 - 1);
int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_top_pu);
cand_up = 0;
for (i = 0; i < max; i++)
cand_up |= MVF(x_top_pu + i, y_top_pu).is_intra;
}
if (cand_up_right == 1 && on_pu_edge_y) {
int y_top_pu = PU(y0 - 1);
int x_right_pu = PU(x0 + size_in_luma);
int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_right_pu);
cand_up_right = 0;
for (i = 0; i < max; i++)
cand_up_right |= MVF(x_right_pu + i, y_top_pu).is_intra;
}
for (i = 0; i < 2 * MAX_TB_SIZE; i++) {
left[i] = 128;
top[i] = 128;
}
}
if (cand_bottom_left) {
for (i = size; i < size + bottom_left_size; i++)
left[i] = POS(-1, i);
EXTEND(left + size + bottom_left_size, POS(-1, size + bottom_left_size - 1),
size - bottom_left_size);
}
if (cand_left)
for (i = size - 1; i >= 0; i--)
left[i] = POS(-1, i);
if (cand_up_left) {
left[-1] = POS(-1, -1);
top[-1] = left[-1];
}
if (cand_up)
memcpy(top, src - stride, size * sizeof(pixel));
if (cand_up_right) {
memcpy(top + size, src - stride + size, size * sizeof(pixel));
EXTEND(top + size + top_right_size, POS(size + top_right_size - 1, -1),
size - top_right_size);
}
if (s->ps.pps->constrained_intra_pred_flag == 1) {
if (cand_bottom_left || cand_left || cand_up_left || cand_up || cand_up_right) {
int size_max_x = x0 + ((2 * size) << hshift) < s->ps.sps->width ?
2 * size : (s->ps.sps->width - x0) >> hshift;
int size_max_y = y0 + ((2 * size) << vshift) < s->ps.sps->height ?
2 * size : (s->ps.sps->height - y0) >> vshift;
int j = size + (cand_bottom_left? bottom_left_size: 0) -1;
if (!cand_up_right) {
size_max_x = x0 + ((size) << hshift) < s->ps.sps->width ?
size : (s->ps.sps->width - x0) >> hshift;
}
if (!cand_bottom_left) {
size_max_y = y0 + (( size) << vshift) < s->ps.sps->height ?
size : (s->ps.sps->height - y0) >> vshift;
}
if (cand_bottom_left || cand_left || cand_up_left) {
while (j > -1 && !IS_INTRA(-1, j))
j--;
if (!IS_INTRA(-1, j)) {
j = 0;
while (j < size_max_x && !IS_INTRA(j, -1))
j++;
EXTEND_LEFT_CIP(top, j, j + 1);
left[-1] = top[-1];
j = 0;
}
} else {
j = 0;
while (j < size_max_x && !IS_INTRA(j, -1))
j++;
if (j > 0)
if (x0 > 0) {
EXTEND_LEFT_CIP(top, j, j + 1);
} else {
EXTEND_LEFT_CIP(top, j, j);
top[-1] = top[0];
}
left[-1] = top[-1];
j = 0;
}
if (cand_bottom_left || cand_left) {
EXTEND_DOWN_CIP(left, j, size_max_y - j);
}
if (!cand_left)
EXTEND(left, left[-1], size);
if (!cand_bottom_left)
EXTEND(left + size, left[size - 1], size);
if (x0 != 0 && y0 != 0) {
EXTEND_UP_CIP(left, size_max_y - 1, size_max_y);
} else if (x0 == 0) {
EXTEND_UP_CIP_0(left, size_max_y - 1, size_max_y);
} else {
EXTEND_UP_CIP(left, size_max_y - 1, size_max_y - 1);
}
top[-1] = left[-1];
if (y0 != 0) {
EXTEND_RIGHT_CIP(top, 0, size_max_x);
}
}
}
if (!cand_bottom_left) {
if (cand_left) {
EXTEND(left + size, left[size - 1], size);
} else if (cand_up_left) {
EXTEND(left, left[-1], 2 * size);
cand_left = 1;
} else if (cand_up) {
left[-1] = top[0];
EXTEND(left, left[-1], 2 * size);
cand_up_left = 1;
cand_left = 1;
} else if (cand_up_right) {
EXTEND(top, top[size], size);
left[-1] = top[size];
EXTEND(left, left[-1], 2 * size);
cand_up = 1;
cand_up_left = 1;
cand_left = 1;
} else {
left[-1] = (1 << (BIT_DEPTH - 1));
EXTEND(top, left[-1], 2 * size);
EXTEND(left, left[-1], 2 * size);
}
}
if (!cand_left)
EXTEND(left, left[size], size);
if (!cand_up_left) {
left[-1] = left[0];
}
if (!cand_up)
EXTEND(top, left[-1], size);
if (!cand_up_right)
EXTEND(top + size, top[size - 1], size);
top[-1] = left[-1];
if (c_idx == 0 && mode != INTRA_DC && size != 4) {
int intra_hor_ver_dist_thresh[] = { 7, 1, 0 };
int min_dist_vert_hor = FFMIN(FFABS((int)mode - 26),
FFABS((int)mode - 10));
if (min_dist_vert_hor > intra_hor_ver_dist_thresh[log2_size - 3]) {
int threshold = 1 << (BIT_DEPTH - 5);
if (s->ps.sps->sps_strong_intra_smoothing_enable_flag &&
log2_size == 5 &&
FFABS(top[-1] + top[63] - 2 * top[31]) < threshold &&
FFABS(left[-1] + left[63] - 2 * left[31]) < threshold) {
filtered_top[-1] = top[-1];
filtered_top[63] = top[63];
for (i = 0; i < 63; i++)
filtered_top[i] = ((64 - (i + 1)) * top[-1] +
(i + 1) * top[63] + 32) >> 6;
for (i = 0; i < 63; i++)
left[i] = ((64 - (i + 1)) * left[-1] +
(i + 1) * left[63] + 32) >> 6;
top = filtered_top;
} else {
filtered_left[2 * size - 1] = left[2 * size - 1];
filtered_top[2 * size - 1] = top[2 * size - 1];
for (i = 2 * size - 2; i >= 0; i--)
filtered_left[i] = (left[i + 1] + 2 * left[i] +
left[i - 1] + 2) >> 2;
filtered_top[-1] =
filtered_left[-1] = (left[0] + 2 * left[-1] + top[0] + 2) >> 2;
for (i = 2 * size - 2; i >= 0; i--)
filtered_top[i] = (top[i + 1] + 2 * top[i] +
top[i - 1] + 2) >> 2;
left = filtered_left;
top = filtered_top;
}
}
}
switch (mode) {
case INTRA_PLANAR:
s->hpc.pred_planar[log2_size - 2]((uint8_t *)src, (uint8_t *)top,
(uint8_t *)left, stride);
break;
case INTRA_DC:
s->hpc.pred_dc((uint8_t *)src, (uint8_t *)top,
(uint8_t *)left, stride, log2_size, c_idx);
break;
default:
s->hpc.pred_angular[log2_size - 2]((uint8_t *)src, (uint8_t *)top,
(uint8_t *)left, stride, c_idx,
mode);
break;
}
} | ['INTRA_PRED(2)', 'static av_always_inline void FUNC(intra_pred)(HEVCContext *s, int x0, int y0,\n int log2_size, int c_idx)\n{\n#define PU(x) \\\n ((x) >> s->ps.sps->log2_min_pu_size)\n#define MVF(x, y) \\\n (s->ref->tab_mvf[(x) + (y) * min_pu_width])\n#define MVF_PU(x, y) \\\n MVF(PU(x0 + ((x) << hshift)), PU(y0 + ((y) << vshift)))\n#define IS_INTRA(x, y) \\\n MVF_PU(x, y).is_intra\n#define MIN_TB_ADDR_ZS(x, y) \\\n s->ps.pps->min_tb_addr_zs[(y) * s->ps.sps->min_tb_width + (x)]\n#define EXTEND(ptr, val, len) \\\ndo { \\\n pixel4 pix = PIXEL_SPLAT_X4(val); \\\n for (i = 0; i < (len); i += 4) \\\n AV_WN4P(ptr + i, pix); \\\n} while (0)\n#define EXTEND_LEFT_CIP(ptr, start, length) \\\n for (i = (start); i > (start) - (length); i--) \\\n if (!IS_INTRA(i - 1, -1)) \\\n ptr[i - 1] = ptr[i]\n#define EXTEND_RIGHT_CIP(ptr, start, length) \\\n for (i = (start); i < (start) + (length); i++) \\\n if (!IS_INTRA(i, -1)) \\\n ptr[i] = ptr[i - 1]\n#define EXTEND_UP_CIP(ptr, start, length) \\\n for (i = (start); i > (start) - (length); i--) \\\n if (!IS_INTRA(-1, i - 1)) \\\n ptr[i - 1] = ptr[i]\n#define EXTEND_UP_CIP_0(ptr, start, length) \\\n for (i = (start); i > (start) - (length); i--) \\\n ptr[i - 1] = ptr[i]\n#define EXTEND_DOWN_CIP(ptr, start, length) \\\n for (i = (start); i < (start) + (length); i++) \\\n if (!IS_INTRA(-1, i)) \\\n ptr[i] = ptr[i - 1]\n HEVCLocalContext *lc = &s->HEVClc;\n int i;\n int hshift = s->ps.sps->hshift[c_idx];\n int vshift = s->ps.sps->vshift[c_idx];\n int size = (1 << log2_size);\n int size_in_luma = size << hshift;\n int size_in_tbs = size_in_luma >> s->ps.sps->log2_min_tb_size;\n int x = x0 >> hshift;\n int y = y0 >> vshift;\n int x_tb = x0 >> s->ps.sps->log2_min_tb_size;\n int y_tb = y0 >> s->ps.sps->log2_min_tb_size;\n int cur_tb_addr = MIN_TB_ADDR_ZS(x_tb, y_tb);\n ptrdiff_t stride = s->frame->linesize[c_idx] / sizeof(pixel);\n pixel *src = (pixel*)s->frame->data[c_idx] + x + y * stride;\n int min_pu_width = s->ps.sps->min_pu_width;\n enum IntraPredMode mode = c_idx ? lc->pu.intra_pred_mode_c :\n lc->tu.cur_intra_pred_mode;\n pixel left_array[2 * MAX_TB_SIZE + 1];\n pixel filtered_left_array[2 * MAX_TB_SIZE + 1];\n pixel top_array[2 * MAX_TB_SIZE + 1];\n pixel filtered_top_array[2 * MAX_TB_SIZE + 1];\n pixel *left = left_array + 1;\n pixel *top = top_array + 1;\n pixel *filtered_left = filtered_left_array + 1;\n pixel *filtered_top = filtered_top_array + 1;\n int cand_bottom_left = lc->na.cand_bottom_left && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb - 1, y_tb + size_in_tbs);\n int cand_left = lc->na.cand_left;\n int cand_up_left = lc->na.cand_up_left;\n int cand_up = lc->na.cand_up;\n int cand_up_right = lc->na.cand_up_right && cur_tb_addr > MIN_TB_ADDR_ZS(x_tb + size_in_tbs, y_tb - 1);\n int bottom_left_size = (FFMIN(y0 + 2 * size_in_luma, s->ps.sps->height) -\n (y0 + size_in_luma)) >> vshift;\n int top_right_size = (FFMIN(x0 + 2 * size_in_luma, s->ps.sps->width) -\n (x0 + size_in_luma)) >> hshift;\n if (s->ps.pps->constrained_intra_pred_flag == 1) {\n int size_in_luma_pu = PU(size_in_luma);\n int on_pu_edge_x = !(x0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));\n int on_pu_edge_y = !(y0 & ((1 << s->ps.sps->log2_min_pu_size) - 1));\n if (!size_in_luma_pu)\n size_in_luma_pu++;\n if (cand_bottom_left == 1 && on_pu_edge_x) {\n int x_left_pu = PU(x0 - 1);\n int y_bottom_pu = PU(y0 + size_in_luma);\n int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_bottom_pu);\n cand_bottom_left = 0;\n for (i = 0; i < max; i++)\n cand_bottom_left |= MVF(x_left_pu, y_bottom_pu + i).is_intra;\n }\n if (cand_left == 1 && on_pu_edge_x) {\n int x_left_pu = PU(x0 - 1);\n int y_left_pu = PU(y0);\n int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_height - y_left_pu);\n cand_left = 0;\n for (i = 0; i < max; i++)\n cand_left |= MVF(x_left_pu, y_left_pu + i).is_intra;\n }\n if (cand_up_left == 1) {\n int x_left_pu = PU(x0 - 1);\n int y_top_pu = PU(y0 - 1);\n cand_up_left = MVF(x_left_pu, y_top_pu).is_intra;\n }\n if (cand_up == 1 && on_pu_edge_y) {\n int x_top_pu = PU(x0);\n int y_top_pu = PU(y0 - 1);\n int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_top_pu);\n cand_up = 0;\n for (i = 0; i < max; i++)\n cand_up |= MVF(x_top_pu + i, y_top_pu).is_intra;\n }\n if (cand_up_right == 1 && on_pu_edge_y) {\n int y_top_pu = PU(y0 - 1);\n int x_right_pu = PU(x0 + size_in_luma);\n int max = FFMIN(size_in_luma_pu, s->ps.sps->min_pu_width - x_right_pu);\n cand_up_right = 0;\n for (i = 0; i < max; i++)\n cand_up_right |= MVF(x_right_pu + i, y_top_pu).is_intra;\n }\n for (i = 0; i < 2 * MAX_TB_SIZE; i++) {\n left[i] = 128;\n top[i] = 128;\n }\n }\n if (cand_bottom_left) {\n for (i = size; i < size + bottom_left_size; i++)\n left[i] = POS(-1, i);\n EXTEND(left + size + bottom_left_size, POS(-1, size + bottom_left_size - 1),\n size - bottom_left_size);\n }\n if (cand_left)\n for (i = size - 1; i >= 0; i--)\n left[i] = POS(-1, i);\n if (cand_up_left) {\n left[-1] = POS(-1, -1);\n top[-1] = left[-1];\n }\n if (cand_up)\n memcpy(top, src - stride, size * sizeof(pixel));\n if (cand_up_right) {\n memcpy(top + size, src - stride + size, size * sizeof(pixel));\n EXTEND(top + size + top_right_size, POS(size + top_right_size - 1, -1),\n size - top_right_size);\n }\n if (s->ps.pps->constrained_intra_pred_flag == 1) {\n if (cand_bottom_left || cand_left || cand_up_left || cand_up || cand_up_right) {\n int size_max_x = x0 + ((2 * size) << hshift) < s->ps.sps->width ?\n 2 * size : (s->ps.sps->width - x0) >> hshift;\n int size_max_y = y0 + ((2 * size) << vshift) < s->ps.sps->height ?\n 2 * size : (s->ps.sps->height - y0) >> vshift;\n int j = size + (cand_bottom_left? bottom_left_size: 0) -1;\n if (!cand_up_right) {\n size_max_x = x0 + ((size) << hshift) < s->ps.sps->width ?\n size : (s->ps.sps->width - x0) >> hshift;\n }\n if (!cand_bottom_left) {\n size_max_y = y0 + (( size) << vshift) < s->ps.sps->height ?\n size : (s->ps.sps->height - y0) >> vshift;\n }\n if (cand_bottom_left || cand_left || cand_up_left) {\n while (j > -1 && !IS_INTRA(-1, j))\n j--;\n if (!IS_INTRA(-1, j)) {\n j = 0;\n while (j < size_max_x && !IS_INTRA(j, -1))\n j++;\n EXTEND_LEFT_CIP(top, j, j + 1);\n left[-1] = top[-1];\n j = 0;\n }\n } else {\n j = 0;\n while (j < size_max_x && !IS_INTRA(j, -1))\n j++;\n if (j > 0)\n if (x0 > 0) {\n EXTEND_LEFT_CIP(top, j, j + 1);\n } else {\n EXTEND_LEFT_CIP(top, j, j);\n top[-1] = top[0];\n }\n left[-1] = top[-1];\n j = 0;\n }\n if (cand_bottom_left || cand_left) {\n EXTEND_DOWN_CIP(left, j, size_max_y - j);\n }\n if (!cand_left)\n EXTEND(left, left[-1], size);\n if (!cand_bottom_left)\n EXTEND(left + size, left[size - 1], size);\n if (x0 != 0 && y0 != 0) {\n EXTEND_UP_CIP(left, size_max_y - 1, size_max_y);\n } else if (x0 == 0) {\n EXTEND_UP_CIP_0(left, size_max_y - 1, size_max_y);\n } else {\n EXTEND_UP_CIP(left, size_max_y - 1, size_max_y - 1);\n }\n top[-1] = left[-1];\n if (y0 != 0) {\n EXTEND_RIGHT_CIP(top, 0, size_max_x);\n }\n }\n }\n if (!cand_bottom_left) {\n if (cand_left) {\n EXTEND(left + size, left[size - 1], size);\n } else if (cand_up_left) {\n EXTEND(left, left[-1], 2 * size);\n cand_left = 1;\n } else if (cand_up) {\n left[-1] = top[0];\n EXTEND(left, left[-1], 2 * size);\n cand_up_left = 1;\n cand_left = 1;\n } else if (cand_up_right) {\n EXTEND(top, top[size], size);\n left[-1] = top[size];\n EXTEND(left, left[-1], 2 * size);\n cand_up = 1;\n cand_up_left = 1;\n cand_left = 1;\n } else {\n left[-1] = (1 << (BIT_DEPTH - 1));\n EXTEND(top, left[-1], 2 * size);\n EXTEND(left, left[-1], 2 * size);\n }\n }\n if (!cand_left)\n EXTEND(left, left[size], size);\n if (!cand_up_left) {\n left[-1] = left[0];\n }\n if (!cand_up)\n EXTEND(top, left[-1], size);\n if (!cand_up_right)\n EXTEND(top + size, top[size - 1], size);\n top[-1] = left[-1];\n if (c_idx == 0 && mode != INTRA_DC && size != 4) {\n int intra_hor_ver_dist_thresh[] = { 7, 1, 0 };\n int min_dist_vert_hor = FFMIN(FFABS((int)mode - 26),\n FFABS((int)mode - 10));\n if (min_dist_vert_hor > intra_hor_ver_dist_thresh[log2_size - 3]) {\n int threshold = 1 << (BIT_DEPTH - 5);\n if (s->ps.sps->sps_strong_intra_smoothing_enable_flag &&\n log2_size == 5 &&\n FFABS(top[-1] + top[63] - 2 * top[31]) < threshold &&\n FFABS(left[-1] + left[63] - 2 * left[31]) < threshold) {\n filtered_top[-1] = top[-1];\n filtered_top[63] = top[63];\n for (i = 0; i < 63; i++)\n filtered_top[i] = ((64 - (i + 1)) * top[-1] +\n (i + 1) * top[63] + 32) >> 6;\n for (i = 0; i < 63; i++)\n left[i] = ((64 - (i + 1)) * left[-1] +\n (i + 1) * left[63] + 32) >> 6;\n top = filtered_top;\n } else {\n filtered_left[2 * size - 1] = left[2 * size - 1];\n filtered_top[2 * size - 1] = top[2 * size - 1];\n for (i = 2 * size - 2; i >= 0; i--)\n filtered_left[i] = (left[i + 1] + 2 * left[i] +\n left[i - 1] + 2) >> 2;\n filtered_top[-1] =\n filtered_left[-1] = (left[0] + 2 * left[-1] + top[0] + 2) >> 2;\n for (i = 2 * size - 2; i >= 0; i--)\n filtered_top[i] = (top[i + 1] + 2 * top[i] +\n top[i - 1] + 2) >> 2;\n left = filtered_left;\n top = filtered_top;\n }\n }\n }\n switch (mode) {\n case INTRA_PLANAR:\n s->hpc.pred_planar[log2_size - 2]((uint8_t *)src, (uint8_t *)top,\n (uint8_t *)left, stride);\n break;\n case INTRA_DC:\n s->hpc.pred_dc((uint8_t *)src, (uint8_t *)top,\n (uint8_t *)left, stride, log2_size, c_idx);\n break;\n default:\n s->hpc.pred_angular[log2_size - 2]((uint8_t *)src, (uint8_t *)top,\n (uint8_t *)left, stride, c_idx,\n mode);\n break;\n }\n}'] |
11,854 | 0 | https://github.com/openssl/openssl/blob/55442b8a5b719f54578083fae0fcc814b599cd84/crypto/bn/bn_lib.c/#L233 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return NULL;
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return NULL;
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ['int ec_GFp_simple_is_on_curve(const EC_GROUP *group, const EC_POINT *point,\n BN_CTX *ctx)\n{\n int (*field_mul) (const EC_GROUP *, BIGNUM *, const BIGNUM *,\n const BIGNUM *, BN_CTX *);\n int (*field_sqr) (const EC_GROUP *, BIGNUM *, const BIGNUM *, BN_CTX *);\n const BIGNUM *p;\n BN_CTX *new_ctx = NULL;\n BIGNUM *rh, *tmp, *Z4, *Z6;\n int ret = -1;\n if (EC_POINT_is_at_infinity(group, point))\n return 1;\n field_mul = group->meth->field_mul;\n field_sqr = group->meth->field_sqr;\n p = group->field;\n if (ctx == NULL) {\n ctx = new_ctx = BN_CTX_new();\n if (ctx == NULL)\n return -1;\n }\n BN_CTX_start(ctx);\n rh = BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n Z4 = BN_CTX_get(ctx);\n Z6 = BN_CTX_get(ctx);\n if (Z6 == NULL)\n goto err;\n if (!field_sqr(group, rh, point->X, ctx))\n goto err;\n if (!point->Z_is_one) {\n if (!field_sqr(group, tmp, point->Z, ctx))\n goto err;\n if (!field_sqr(group, Z4, tmp, ctx))\n goto err;\n if (!field_mul(group, Z6, Z4, tmp, ctx))\n goto err;\n if (group->a_is_minus3) {\n if (!BN_mod_lshift1_quick(tmp, Z4, p))\n goto err;\n if (!BN_mod_add_quick(tmp, tmp, Z4, p))\n goto err;\n if (!BN_mod_sub_quick(rh, rh, tmp, p))\n goto err;\n if (!field_mul(group, rh, rh, point->X, ctx))\n goto err;\n } else {\n if (!field_mul(group, tmp, Z4, group->a, ctx))\n goto err;\n if (!BN_mod_add_quick(rh, rh, tmp, p))\n goto err;\n if (!field_mul(group, rh, rh, point->X, ctx))\n goto err;\n }\n if (!field_mul(group, tmp, group->b, Z6, ctx))\n goto err;\n if (!BN_mod_add_quick(rh, rh, tmp, p))\n goto err;\n } else {\n if (!BN_mod_add_quick(rh, rh, group->a, p))\n goto err;\n if (!field_mul(group, rh, rh, point->X, ctx))\n goto err;\n if (!BN_mod_add_quick(rh, rh, group->b, p))\n goto err;\n }\n if (!field_sqr(group, tmp, point->Y, ctx))\n goto err;\n ret = (0 == BN_ucmp(tmp, rh));\n err:\n BN_CTX_end(ctx);\n BN_CTX_free(new_ctx);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return 0;\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return 1;\n}', 'int BN_mod_add_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n const BIGNUM *m)\n{\n if (!BN_uadd(r, a, b))\n return 0;\n if (BN_ucmp(r, m) >= 0)\n return BN_usub(r, r, m);\n return 1;\n}', 'int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int max, min, dif;\n const BN_ULONG *ap, *bp;\n BN_ULONG *rp, carry, t1, t2;\n bn_check_top(a);\n bn_check_top(b);\n if (a->top < b->top) {\n const BIGNUM *tmp;\n tmp = a;\n a = b;\n b = tmp;\n }\n max = a->top;\n min = b->top;\n dif = max - min;\n if (bn_wexpand(r, max + 1) == NULL)\n return 0;\n r->top = max;\n ap = a->d;\n bp = b->d;\n rp = r->d;\n carry = bn_add_words(rp, ap, bp, min);\n rp += min;\n ap += min;\n while (dif) {\n dif--;\n t1 = *(ap++);\n t2 = (t1 + carry) & BN_MASK2;\n *(rp++) = t2;\n carry &= (t2 == 0);\n }\n *rp = carry;\n r->top += carry;\n r->neg = 0;\n bn_check_top(r);\n return 1;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}'] |
11,855 | 0 | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/h264pred.c/#L205 | static void pred4x4_down_left_rv40_notop_c(uint8_t *src, uint8_t *topright, int stride){
LOAD_LEFT_EDGE
LOAD_DOWN_LEFT_EDGE
src[0+0*stride]=(l0 + l2 + 2*l1 + 2)>>2;
src[1+0*stride]=
src[0+1*stride]=(l1 + l3 + 2*l2 + 2)>>2;
src[2+0*stride]=
src[1+1*stride]=
src[0+2*stride]=(l2 + l4 + 2*l3 + 2)>>2;
src[3+0*stride]=
src[2+1*stride]=
src[1+2*stride]=
src[0+3*stride]=(l3 + l5 + 2*l4 + 2)>>2;
src[3+1*stride]=
src[2+2*stride]=
src[1+3*stride]=(l4 + l6 + 2*l5 + 2)>>2;
src[3+2*stride]=
src[2+3*stride]=(l5 + l7 + 2*l6 + 2)>>2;
src[3+3*stride]=(l6 + l7 + 1)>>1;
} | ['static void pred4x4_down_left_rv40_notop_c(uint8_t *src, uint8_t *topright, int stride){\n LOAD_LEFT_EDGE\n LOAD_DOWN_LEFT_EDGE\n src[0+0*stride]=(l0 + l2 + 2*l1 + 2)>>2;\n src[1+0*stride]=\n src[0+1*stride]=(l1 + l3 + 2*l2 + 2)>>2;\n src[2+0*stride]=\n src[1+1*stride]=\n src[0+2*stride]=(l2 + l4 + 2*l3 + 2)>>2;\n src[3+0*stride]=\n src[2+1*stride]=\n src[1+2*stride]=\n src[0+3*stride]=(l3 + l5 + 2*l4 + 2)>>2;\n src[3+1*stride]=\n src[2+2*stride]=\n src[1+3*stride]=(l4 + l6 + 2*l5 + 2)>>2;\n src[3+2*stride]=\n src[2+3*stride]=(l5 + l7 + 2*l6 + 2)>>2;\n src[3+3*stride]=(l6 + l7 + 1)>>1;\n}'] |
11,856 | 0 | https://github.com/openssl/openssl/blob/e02c519cd32a55e6ad39a0cfbeeda775f9115f28/crypto/bn/bn_ctx.c/#L276 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['BIGNUM *SRP_Calc_B(const BIGNUM *b, const BIGNUM *N, const BIGNUM *g,\n const BIGNUM *v)\n{\n BIGNUM *kv = NULL, *gb = NULL;\n BIGNUM *B = NULL, *k = NULL;\n BN_CTX *bn_ctx;\n if (b == NULL || N == NULL || g == NULL || v == NULL ||\n (bn_ctx = BN_CTX_new()) == NULL)\n return NULL;\n if ((kv = BN_new()) == NULL ||\n (gb = BN_new()) == NULL || (B = BN_new()) == NULL)\n goto err;\n if (!BN_mod_exp(gb, g, b, N, bn_ctx)\n || (k = srp_Calc_k(N, g)) == NULL\n || !BN_mod_mul(kv, v, k, N, bn_ctx)\n || !BN_mod_add(B, gb, kv, N, bn_ctx)) {\n BN_free(B);\n B = NULL;\n }\n err:\n BN_CTX_free(bn_ctx);\n BN_clear_free(kv);\n BN_clear_free(gb);\n BN_free(k);\n return B;\n}', 'int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,\n BN_CTX *ctx)\n{\n int ret;\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n#define MONT_MUL_MOD\n#define MONT_EXP_WORD\n#define RECP_MUL_MOD\n#ifdef MONT_MUL_MOD\n if (BN_is_odd(m)) {\n# ifdef MONT_EXP_WORD\n if (a->top == 1 && !a->neg\n && (BN_get_flags(p, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(a, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(m, BN_FLG_CONSTTIME) == 0)) {\n BN_ULONG A = a->d[0];\n ret = BN_mod_exp_mont_word(r, A, p, m, ctx, NULL);\n } else\n# endif\n ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);\n } else\n#endif\n#ifdef RECP_MUL_MOD\n {\n ret = BN_mod_exp_recp(r, a, p, m, ctx);\n }\n#else\n {\n ret = BN_mod_exp_simple(r, a, p, m, ctx);\n }\n#endif\n bn_check_top(r);\n return ret;\n}', 'int BN_mod_exp_mont_word(BIGNUM *rr, BN_ULONG a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)\n{\n BN_MONT_CTX *mont = NULL;\n int b, bits, ret = 0;\n int r_is_one;\n BN_ULONG w, next_w;\n BIGNUM *r, *t;\n BIGNUM *swap_tmp;\n#define BN_MOD_MUL_WORD(r, w, m) \\\n (BN_mul_word(r, (w)) && \\\n ( \\\n (BN_mod(t, r, m, ctx) && (swap_tmp = r, r = t, t = swap_tmp, 1))))\n#define BN_TO_MONTGOMERY_WORD(r, w, mont) \\\n (BN_set_word(r, (w)) && BN_to_montgomery(r, r, (mont), ctx))\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(m, BN_FLG_CONSTTIME) != 0) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);\n return 0;\n }\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_WORD, BN_R_CALLED_WITH_EVEN_MODULUS);\n return 0;\n }\n if (m->top == 1)\n a %= m->d[0];\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_abs_is_word(m, 1)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n if (a == 0) {\n BN_zero(rr);\n ret = 1;\n return ret;\n }\n BN_CTX_start(ctx);\n r = BN_CTX_get(ctx);\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n r_is_one = 1;\n w = a;\n for (b = bits - 2; b >= 0; b--) {\n next_w = w * w;\n if ((next_w / w) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = 1;\n }\n w = next_w;\n if (!r_is_one) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (BN_is_bit_set(p, b)) {\n next_w = w * a;\n if ((next_w / a) != w) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n next_w = a;\n }\n w = next_w;\n }\n }\n if (w != 1) {\n if (r_is_one) {\n if (!BN_TO_MONTGOMERY_WORD(r, w, mont))\n goto err;\n r_is_one = 0;\n } else {\n if (!BN_MOD_MUL_WORD(r, w, m))\n goto err;\n }\n }\n if (r_is_one) {\n if (!BN_one(rr))\n goto err;\n } else {\n if (!BN_from_montgomery(rr, r, mont, ctx))\n goto err;\n }\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n BN_CTX_end(ctx);\n bn_check_top(rr);\n return ret;\n}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n BN_CTX *ctx)\n{\n BIGNUM *t;\n int ret = 0;\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(m);\n BN_CTX_start(ctx);\n if ((t = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (a == b) {\n if (!BN_sqr(t, a, ctx))\n goto err;\n } else {\n if (!BN_mul(t, a, b, ctx))\n goto err;\n }\n if (!BN_nnmod(r, t, m, ctx))\n goto err;\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_start", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG_EXIT(ctx);\n}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int ret = bn_sqr_fixed_top(r, a, ctx);\n bn_correct_top(r);\n bn_check_top(r);\n return ret;\n}', 'int bn_sqr_fixed_top(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int max, al;\n int ret = 0;\n BIGNUM *tmp, *rr;\n bn_check_top(a);\n al = a->top;\n if (al <= 0) {\n r->top = 0;\n r->neg = 0;\n return 1;\n }\n BN_CTX_start(ctx);\n rr = (a != r) ? r : BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n if (rr == NULL || tmp == NULL)\n goto err;\n max = 2 * al;\n if (bn_wexpand(rr, max) == NULL)\n goto err;\n if (al == 4) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[8];\n bn_sqr_normal(rr->d, a->d, 4, t);\n#else\n bn_sqr_comba4(rr->d, a->d);\n#endif\n } else if (al == 8) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[16];\n bn_sqr_normal(rr->d, a->d, 8, t);\n#else\n bn_sqr_comba8(rr->d, a->d);\n#endif\n } else {\n#if defined(BN_RECURSION)\n if (al < BN_SQR_RECURSIVE_SIZE_NORMAL) {\n BN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL * 2];\n bn_sqr_normal(rr->d, a->d, al, t);\n } else {\n int j, k;\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n if (al == j) {\n if (bn_wexpand(tmp, k * 2) == NULL)\n goto err;\n bn_sqr_recursive(rr->d, a->d, al, tmp->d);\n } else {\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n }\n }\n#else\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n#endif\n }\n rr->neg = 0;\n rr->top = max;\n rr->flags |= BN_FLG_FIXED_TOP;\n if (r != rr && BN_copy(r, rr) == NULL)\n goto err;\n ret = 1;\n err:\n bn_check_top(rr);\n bn_check_top(tmp);\n BN_CTX_end(ctx);\n return ret;\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_end", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG_EXIT(ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,857 | 0 | https://github.com/openssl/openssl/blob/fe0169b09717b3c3d52c0fba96e1dcf5e8a60d94/crypto/x509/x509_vfy.c/#L2159 | int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,
int purpose, int trust)
{
int idx;
if (!purpose)
purpose = def_purpose;
if (purpose) {
X509_PURPOSE *ptmp;
idx = X509_PURPOSE_get_by_id(purpose);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_PURPOSE_ID);
return 0;
}
ptmp = X509_PURPOSE_get0(idx);
if (ptmp->trust == X509_TRUST_DEFAULT) {
idx = X509_PURPOSE_get_by_id(def_purpose);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_PURPOSE_ID);
return 0;
}
ptmp = X509_PURPOSE_get0(idx);
}
if (!trust)
trust = ptmp->trust;
}
if (trust) {
idx = X509_TRUST_get_by_id(trust);
if (idx == -1) {
X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,
X509_R_UNKNOWN_TRUST_ID);
return 0;
}
}
if (purpose && !ctx->param->purpose)
ctx->param->purpose = purpose;
if (trust && !ctx->param->trust)
ctx->param->trust = trust;
return 1;
} | ['int X509_STORE_CTX_purpose_inherit(X509_STORE_CTX *ctx, int def_purpose,\n int purpose, int trust)\n{\n int idx;\n if (!purpose)\n purpose = def_purpose;\n if (purpose) {\n X509_PURPOSE *ptmp;\n idx = X509_PURPOSE_get_by_id(purpose);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_PURPOSE_ID);\n return 0;\n }\n ptmp = X509_PURPOSE_get0(idx);\n if (ptmp->trust == X509_TRUST_DEFAULT) {\n idx = X509_PURPOSE_get_by_id(def_purpose);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_PURPOSE_ID);\n return 0;\n }\n ptmp = X509_PURPOSE_get0(idx);\n }\n if (!trust)\n trust = ptmp->trust;\n }\n if (trust) {\n idx = X509_TRUST_get_by_id(trust);\n if (idx == -1) {\n X509err(X509_F_X509_STORE_CTX_PURPOSE_INHERIT,\n X509_R_UNKNOWN_TRUST_ID);\n return 0;\n }\n }\n if (purpose && !ctx->param->purpose)\n ctx->param->purpose = purpose;\n if (trust && !ctx->param->trust)\n ctx->param->trust = trust;\n return 1;\n}', 'int X509_PURPOSE_get_by_id(int purpose)\n{\n X509_PURPOSE tmp;\n int idx;\n if ((purpose >= X509_PURPOSE_MIN) && (purpose <= X509_PURPOSE_MAX))\n return purpose - X509_PURPOSE_MIN;\n tmp.purpose = purpose;\n if (!xptable)\n return -1;\n idx = sk_X509_PURPOSE_find(xptable, &tmp);\n if (idx == -1)\n return -1;\n return idx + X509_PURPOSE_COUNT;\n}', 'DEFINE_STACK_OF(X509_PURPOSE)', 'int OPENSSL_sk_find(OPENSSL_STACK *st, const void *data)\n{\n return internal_find(st, data, OBJ_BSEARCH_FIRST_VALUE_ON_MATCH);\n}', 'static int internal_find(OPENSSL_STACK *st, const void *data,\n int ret_val_options)\n{\n const void *const *r;\n int i;\n if (st == NULL)\n return -1;\n if (st->comp == NULL) {\n for (i = 0; i < st->num; i++)\n if (st->data[i] == data)\n return (i);\n return (-1);\n }\n OPENSSL_sk_sort(st);\n if (data == NULL)\n return (-1);\n r = OBJ_bsearch_ex_(&data, st->data, st->num, sizeof(void *), st->comp,\n ret_val_options);\n if (r == NULL)\n return (-1);\n return (int)((char **)r - st->data);\n}', 'X509_PURPOSE *X509_PURPOSE_get0(int idx)\n{\n if (idx < 0)\n return NULL;\n if (idx < (int)X509_PURPOSE_COUNT)\n return xstandard + idx;\n return sk_X509_PURPOSE_value(xptable, idx - X509_PURPOSE_COUNT);\n}'] |
11,858 | 0 | https://github.com/openssl/openssl/blob/40a706286febe0279336c96374c607daaa1b1d49/crypto/lhash/lhash.c/#L240 | void *lh_delete(_LHASH *lh, const void *data)
{
unsigned long hash;
LHASH_NODE *nn,**rn;
void *ret;
lh->error=0;
rn=getrn(lh,data,&hash);
if (*rn == NULL)
{
lh->num_no_delete++;
return(NULL);
}
else
{
nn= *rn;
*rn=nn->next;
ret=nn->data;
OPENSSL_free(nn);
lh->num_delete++;
}
lh->num_items--;
if ((lh->num_nodes > MIN_NODES) &&
(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))
contract(lh);
return(ret);
} | ['static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *d)\n\t{\n\tERR_STRING_DATA *p;\n\tLHASH_OF(ERR_STRING_DATA) *hash;\n\terr_fns_check();\n\thash = ERRFN(err_get)(0);\n\tif (!hash)\n\t\treturn NULL;\n\tCRYPTO_w_lock(CRYPTO_LOCK_ERR);\n\tp = lh_ERR_STRING_DATA_delete(hash, d);\n\tCRYPTO_w_unlock(CRYPTO_LOCK_ERR);\n\treturn p;\n\t}', 'void *lh_delete(_LHASH *lh, const void *data)\n\t{\n\tunsigned long hash;\n\tLHASH_NODE *nn,**rn;\n\tvoid *ret;\n\tlh->error=0;\n\trn=getrn(lh,data,&hash);\n\tif (*rn == NULL)\n\t\t{\n\t\tlh->num_no_delete++;\n\t\treturn(NULL);\n\t\t}\n\telse\n\t\t{\n\t\tnn= *rn;\n\t\t*rn=nn->next;\n\t\tret=nn->data;\n\t\tOPENSSL_free(nn);\n\t\tlh->num_delete++;\n\t\t}\n\tlh->num_items--;\n\tif ((lh->num_nodes > MIN_NODES) &&\n\t\t(lh->down_load >= (lh->num_items*LH_LOAD_MULT/lh->num_nodes)))\n\t\tcontract(lh);\n\treturn(ret);\n\t}'] |
11,859 | 0 | https://github.com/openssl/openssl/blob/8b0d4242404f9e5da26e7594fa0864b2df4601af/crypto/lhash/lhash.c/#L123 | void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)
{
unsigned long hash;
OPENSSL_LH_NODE *nn, **rn;
void *ret;
lh->error = 0;
rn = getrn(lh, data, &hash);
if (*rn == NULL) {
lh->num_no_delete++;
return (NULL);
} else {
nn = *rn;
*rn = nn->next;
ret = nn->data;
OPENSSL_free(nn);
lh->num_delete++;
}
lh->num_items--;
if ((lh->num_nodes > MIN_NODES) &&
(lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes)))
contract(lh);
return (ret);
} | ['static int state_machine(SSL *s, int server)\n{\n BUF_MEM *buf = NULL;\n unsigned long Time = (unsigned long)time(NULL);\n void (*cb) (const SSL *ssl, int type, int val) = NULL;\n OSSL_STATEM *st = &s->statem;\n int ret = -1;\n int ssret;\n if (st->state == MSG_FLOW_ERROR) {\n return -1;\n }\n RAND_add(&Time, sizeof(Time), 0);\n ERR_clear_error();\n clear_sys_error();\n cb = get_callback(s);\n st->in_handshake++;\n if (!SSL_in_init(s) || SSL_in_before(s)) {\n if (!SSL_clear(s))\n return -1;\n }\n#ifndef OPENSSL_NO_SCTP\n if (SSL_IS_DTLS(s)) {\n BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE,\n st->in_handshake, NULL);\n }\n#endif\n if (st->state == MSG_FLOW_UNINITED\n || st->state == MSG_FLOW_FINISHED) {\n if (st->state == MSG_FLOW_UNINITED) {\n st->hand_state = TLS_ST_BEFORE;\n st->request_state = TLS_ST_BEFORE;\n }\n s->server = server;\n if (cb != NULL)\n cb(s, SSL_CB_HANDSHAKE_START, 1);\n if (SSL_IS_DTLS(s)) {\n if ((s->version & 0xff00) != (DTLS1_VERSION & 0xff00) &&\n (server || (s->version & 0xff00) != (DTLS1_BAD_VER & 0xff00))) {\n SSLerr(SSL_F_STATE_MACHINE, ERR_R_INTERNAL_ERROR);\n goto end;\n }\n } else {\n if ((s->version >> 8) != SSL3_VERSION_MAJOR) {\n SSLerr(SSL_F_STATE_MACHINE, ERR_R_INTERNAL_ERROR);\n goto end;\n }\n }\n if (!ssl_security(s, SSL_SECOP_VERSION, 0, s->version, NULL)) {\n SSLerr(SSL_F_STATE_MACHINE, SSL_R_VERSION_TOO_LOW);\n goto end;\n }\n if (s->init_buf == NULL) {\n if ((buf = BUF_MEM_new()) == NULL) {\n goto end;\n }\n if (!BUF_MEM_grow(buf, SSL3_RT_MAX_PLAIN_LENGTH)) {\n goto end;\n }\n s->init_buf = buf;\n buf = NULL;\n }\n if (!ssl3_setup_buffers(s)) {\n goto end;\n }\n s->init_num = 0;\n s->s3->change_cipher_spec = 0;\n#ifndef OPENSSL_NO_SCTP\n if (!SSL_IS_DTLS(s) || !BIO_dgram_is_sctp(SSL_get_wbio(s)))\n#endif\n if (!ssl_init_wbio_buffer(s)) {\n goto end;\n }\n if ((SSL_in_before(s))\n || s->renegotiate) {\n if (!tls_setup_handshake(s)) {\n ossl_statem_set_error(s);\n goto end;\n }\n if (SSL_IS_FIRST_HANDSHAKE(s))\n st->read_state_first_init = 1;\n }\n st->state = MSG_FLOW_WRITING;\n init_write_state_machine(s);\n }\n while (st->state != MSG_FLOW_FINISHED) {\n if (st->state == MSG_FLOW_READING) {\n ssret = read_state_machine(s);\n if (ssret == SUB_STATE_FINISHED) {\n st->state = MSG_FLOW_WRITING;\n init_write_state_machine(s);\n } else {\n goto end;\n }\n } else if (st->state == MSG_FLOW_WRITING) {\n ssret = write_state_machine(s);\n if (ssret == SUB_STATE_FINISHED) {\n st->state = MSG_FLOW_READING;\n init_read_state_machine(s);\n } else if (ssret == SUB_STATE_END_HANDSHAKE) {\n st->state = MSG_FLOW_FINISHED;\n } else {\n goto end;\n }\n } else {\n ossl_statem_set_error(s);\n goto end;\n }\n }\n ret = 1;\n end:\n st->in_handshake--;\n#ifndef OPENSSL_NO_SCTP\n if (SSL_IS_DTLS(s)) {\n BIO_ctrl(SSL_get_wbio(s), BIO_CTRL_DGRAM_SCTP_SET_IN_HANDSHAKE,\n st->in_handshake, NULL);\n }\n#endif\n BUF_MEM_free(buf);\n if (cb != NULL) {\n if (server)\n cb(s, SSL_CB_ACCEPT_EXIT, ret);\n else\n cb(s, SSL_CB_CONNECT_EXIT, ret);\n }\n return ret;\n}', 'int tls_setup_handshake(SSL *s)\n{\n if (!ssl3_init_finished_mac(s))\n return 0;\n if (s->server) {\n if (SSL_IS_FIRST_HANDSHAKE(s)) {\n s->ctx->stats.sess_accept++;\n } else if (!s->s3->send_connection_binding &&\n !(s->options &\n SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION)) {\n SSLerr(SSL_F_TLS_SETUP_HANDSHAKE,\n SSL_R_UNSAFE_LEGACY_RENEGOTIATION_DISABLED);\n ssl3_send_alert(s, SSL3_AL_FATAL, SSL_AD_HANDSHAKE_FAILURE);\n return 0;\n } else {\n s->ctx->stats.sess_accept_renegotiate++;\n s->s3->tmp.cert_request = 0;\n }\n } else {\n if (SSL_IS_FIRST_HANDSHAKE(s))\n s->ctx->stats.sess_connect++;\n else\n s->ctx->stats.sess_connect_renegotiate++;\n memset(s->s3->client_random, 0, sizeof(s->s3->client_random));\n s->hit = 0;\n s->s3->tmp.cert_req = 0;\n if (SSL_IS_DTLS(s))\n s->statem.use_timer = 1;\n }\n return 1;\n}', 'int ssl3_send_alert(SSL *s, int level, int desc)\n{\n if (SSL_TREAT_AS_TLS13(s))\n desc = tls13_alert_code(desc);\n else\n desc = s->method->ssl3_enc->alert_value(desc);\n if (s->version == SSL3_VERSION && desc == SSL_AD_PROTOCOL_VERSION)\n desc = SSL_AD_HANDSHAKE_FAILURE;\n if (desc < 0)\n return -1;\n if ((level == SSL3_AL_FATAL) && (s->session != NULL))\n SSL_CTX_remove_session(s->session_ctx, s->session);\n s->s3->alert_dispatch = 1;\n s->s3->send_alert[0] = level;\n s->s3->send_alert[1] = desc;\n if (!RECORD_LAYER_write_pending(&s->rlayer)) {\n return s->method->ssl_dispatch_alert(s);\n }\n return -1;\n}', 'int SSL_CTX_remove_session(SSL_CTX *ctx, SSL_SESSION *c)\n{\n return remove_session_lock(ctx, c, 1);\n}', 'static int remove_session_lock(SSL_CTX *ctx, SSL_SESSION *c, int lck)\n{\n SSL_SESSION *r;\n int ret = 0;\n if ((c != NULL) && (c->session_id_length != 0)) {\n if (lck)\n CRYPTO_THREAD_write_lock(ctx->lock);\n if ((r = lh_SSL_SESSION_retrieve(ctx->sessions, c)) == c) {\n ret = 1;\n r = lh_SSL_SESSION_delete(ctx->sessions, c);\n SSL_SESSION_list_remove(ctx, c);\n }\n c->not_resumable = 1;\n if (lck)\n CRYPTO_THREAD_unlock(ctx->lock);\n if (ret)\n SSL_SESSION_free(r);\n if (ctx->remove_session_cb != NULL)\n ctx->remove_session_cb(ctx, c);\n } else\n ret = 0;\n return (ret);\n}', 'DEFINE_LHASH_OF(SSL_SESSION)', 'void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data)\n{\n unsigned long hash;\n OPENSSL_LH_NODE *nn, **rn;\n void *ret;\n lh->error = 0;\n rn = getrn(lh, data, &hash);\n if (*rn == NULL) {\n lh->num_no_delete++;\n return (NULL);\n } else {\n nn = *rn;\n *rn = nn->next;\n ret = nn->data;\n OPENSSL_free(nn);\n lh->num_delete++;\n }\n lh->num_items--;\n if ((lh->num_nodes > MIN_NODES) &&\n (lh->down_load >= (lh->num_items * LH_LOAD_MULT / lh->num_nodes)))\n contract(lh);\n return (ret);\n}'] |
11,860 | 0 | https://github.com/openssl/openssl/blob/5dfc369ffcdc4722482c818e6ba6cf6e704c2cb5/crypto/bn/bn_lib.c/#L476 | BIGNUM *BN_copy(BIGNUM *a, BIGNUM *b)
{
int i;
BN_ULONG *A,*B;
bn_check_top(b);
if (a == b) return(a);
if (bn_wexpand(a,b->top) == NULL) return(NULL);
#if 1
A=a->d;
B=b->d;
for (i=b->top&(~7); i>0; i-=8)
{
A[0]=B[0];
A[1]=B[1];
A[2]=B[2];
A[3]=B[3];
A[4]=B[4];
A[5]=B[5];
A[6]=B[6];
A[7]=B[7];
A+=8;
B+=8;
}
switch (b->top&7)
{
case 7:
A[6]=B[6];
case 6:
A[5]=B[5];
case 5:
A[4]=B[4];
case 4:
A[3]=B[3];
case 3:
A[2]=B[2];
case 2:
A[1]=B[1];
case 1:
A[0]=B[0];
case 0:
;
}
#else
memcpy(a->d,b->d,sizeof(b->d[0])*b->top);
#endif
a->top=b->top;
if ((a->top == 0) && (a->d != NULL))
a->d[0]=0;
a->neg=b->neg;
return(a);
} | ['BIGNUM *BN_generate_prime(BIGNUM *ret, int bits, int strong, BIGNUM *add,\n\t BIGNUM *rem, void (*callback)(int,int,char *), char *cb_arg)\n\t{\n\tBIGNUM *rnd=NULL;\n\tBIGNUM t;\n\tint i,j,c1=0;\n\tBN_CTX *ctx;\n\tctx=BN_CTX_new();\n\tif (ctx == NULL) goto err;\n\tif (ret == NULL)\n\t\t{\n\t\tif ((rnd=BN_new()) == NULL) goto err;\n\t\t}\n\telse\n\t\trnd=ret;\n\tBN_init(&t);\nloop:\n\tif (add == NULL)\n\t\t{\n\t\tif (!probable_prime(rnd,bits)) goto err;\n\t\t}\n\telse\n\t\t{\n\t\tif (strong)\n\t\t\t{\n\t\t\tif (!probable_prime_dh_strong(rnd,bits,add,rem,ctx))\n\t\t\t\t goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (!probable_prime_dh(rnd,bits,add,rem,ctx))\n\t\t\t\tgoto err;\n\t\t\t}\n\t\t}\n\tif (callback != NULL) callback(0,c1++,cb_arg);\n\tif (!strong)\n\t\t{\n\t\ti=BN_is_prime(rnd,BN_prime_checks,callback,ctx,cb_arg);\n\t\tif (i == -1) goto err;\n\t\tif (i == 0) goto loop;\n\t\t}\n\telse\n\t\t{\n\t\tif (!BN_rshift1(&t,rnd)) goto err;\n\t\tfor (i=0; i<BN_prime_checks; i++)\n\t\t\t{\n\t\t\tj=BN_is_prime(rnd,1,callback,ctx,cb_arg);\n\t\t\tif (j == -1) goto err;\n\t\t\tif (j == 0) goto loop;\n\t\t\tj=BN_is_prime(&t,1,callback,ctx,cb_arg);\n\t\t\tif (j == -1) goto err;\n\t\t\tif (j == 0) goto loop;\n\t\t\tif (callback != NULL) callback(2,c1-1,cb_arg);\n\t\t\t}\n\t\t}\n\tret=rnd;\nerr:\n\tif ((ret == NULL) && (rnd != NULL)) BN_free(rnd);\n\tBN_free(&t);\n\tif (ctx != NULL) BN_CTX_free(ctx);\n\treturn(ret);\n\t}', 'static int probable_prime_dh_strong(BIGNUM *p, int bits, BIGNUM *padd,\n\t BIGNUM *rem, BN_CTX *ctx)\n\t{\n\tint i,ret=0;\n\tBIGNUM *t1,*qadd=NULL,*q=NULL;\n\tbits--;\n\tt1= &(ctx->bn[ctx->tos++]);\n\tq= &(ctx->bn[ctx->tos++]);\n\tqadd= &(ctx->bn[ctx->tos++]);\n\tif (!BN_rshift1(qadd,padd)) goto err;\n\tif (!BN_rand(q,bits,0,1)) goto err;\n\tif (!BN_mod(t1,q,qadd,ctx)) goto err;\n\tif (!BN_sub(q,q,t1)) goto err;\n\tif (rem == NULL)\n\t\t{ if (!BN_add_word(q,1)) goto err; }\n\telse\n\t\t{\n\t\tif (!BN_rshift1(t1,rem)) goto err;\n\t\tif (!BN_add(q,q,t1)) goto err;\n\t\t}\n\tif (!BN_lshift1(p,q)) goto err;\n\tif (!BN_add_word(p,1)) goto err;\n\tloop: for (i=1; i<NUMPRIMES; i++)\n\t\t{\n\t\tif (\t(BN_mod_word(p,(BN_LONG)primes[i]) == 0) ||\n\t\t\t(BN_mod_word(q,(BN_LONG)primes[i]) == 0))\n\t\t\t{\n\t\t\tif (!BN_add(p,p,padd)) goto err;\n\t\t\tif (!BN_add(q,q,qadd)) goto err;\n\t\t\tgoto loop;\n\t\t\t}\n\t\t}\n\tret=1;\nerr:\n\tctx->tos-=3;\n\treturn(ret);\n\t}', 'int BN_rshift1(BIGNUM *r, BIGNUM *a)\n\t{\n\tBN_ULONG *ap,*rp,t,c;\n\tint i;\n\tif (BN_is_zero(a))\n\t\t{\n\t\tBN_zero(r);\n\t\treturn(1);\n\t\t}\n\tif (a != r)\n\t\t{\n\t\tif (bn_wexpand(r,a->top) == NULL) return(0);\n\t\tr->top=a->top;\n\t\tr->neg=a->neg;\n\t\t}\n\tap=a->d;\n\trp=r->d;\n\tc=0;\n\tfor (i=a->top-1; i>=0; i--)\n\t\t{\n\t\tt=ap[i];\n\t\trp[i]=((t>>1)&BN_MASK2)|c;\n\t\tc=(t&1)?BN_TBIT:0;\n\t\t}\n\tbn_fix_top(r);\n\treturn(1);\n\t}', 'int BN_is_prime(BIGNUM *a, int checks, void (*callback)(int,int,char *),\n\t BN_CTX *ctx_passed, char *cb_arg)\n\t{\n\tint i,j,c2=0,ret= -1;\n\tBIGNUM *check;\n\tBN_CTX *ctx=NULL,*ctx2=NULL;\n\tBN_MONT_CTX *mont=NULL;\n\tif (!BN_is_odd(a))\n\t\treturn(0);\n\tif (ctx_passed != NULL)\n\t\tctx=ctx_passed;\n\telse\n\t\tif ((ctx=BN_CTX_new()) == NULL) goto err;\n\tif ((ctx2=BN_CTX_new()) == NULL) goto err;\n\tif ((mont=BN_MONT_CTX_new()) == NULL) goto err;\n\tcheck= &(ctx->bn[ctx->tos++]);\n\tif (!BN_MONT_CTX_set(mont,a,ctx2)) goto err;\n\tfor (i=0; i<checks; i++)\n\t\t{\n\t\tif (!BN_rand(check,BN_num_bits(a)-1,0,0)) goto err;\n\t\tj=witness(check,a,ctx,ctx2,mont);\n\t\tif (j == -1) goto err;\n\t\tif (j)\n\t\t\t{\n\t\t\tret=0;\n\t\t\tgoto err;\n\t\t\t}\n\t\tif (callback != NULL) callback(1,c2++,cb_arg);\n\t\t}\n\tret=1;\nerr:\n\tctx->tos--;\n\tif ((ctx_passed == NULL) && (ctx != NULL))\n\t\tBN_CTX_free(ctx);\n\tif (ctx2 != NULL)\n\t\tBN_CTX_free(ctx2);\n\tif (mont != NULL) BN_MONT_CTX_free(mont);\n\treturn(ret);\n\t}', 'int BN_MONT_CTX_set(BN_MONT_CTX *mont, BIGNUM *mod, BN_CTX *ctx)\n\t{\n\tBIGNUM Ri,*R;\n\tBN_init(&Ri);\n\tR= &(mont->RR);\n\tBN_copy(&(mont->N),mod);\n#ifdef BN_RECURSION_MONT\n\tif (mont->N.top < BN_MONT_CTX_SET_SIZE_WORD)\n#endif\n\t\t{\n\t\tBIGNUM tmod;\n\t\tBN_ULONG buf[2];\n\t\tmont->use_word=1;\n\t\tmont->ri=(BN_num_bits(mod)+(BN_BITS2-1))/BN_BITS2*BN_BITS2;\n\t\tBN_zero(R);\n\t\tBN_set_bit(R,BN_BITS2);\n\t\tbuf[0]=mod->d[0];\n\t\tbuf[1]=0;\n\t\ttmod.d=buf;\n\t\ttmod.top=1;\n\t\ttmod.max=mod->max;\n\t\ttmod.neg=mod->neg;\n\t\tif ((BN_mod_inverse(&Ri,R,&tmod,ctx)) == NULL)\n\t\t\tgoto err;\n\t\tBN_lshift(&Ri,&Ri,BN_BITS2);\n\t\tif (!BN_is_zero(&Ri))\n\t\t\t{\n#if 1\n\t\t\tBN_sub_word(&Ri,1);\n#else\n\t\t\tBN_usub(&Ri,&Ri,BN_value_one());\n#endif\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tBN_set_word(&Ri,BN_MASK2);\n\t\t\t}\n\t\tBN_div(&Ri,NULL,&Ri,&tmod,ctx);\n\t\tmont->n0=Ri.d[0];\n\t\tBN_free(&Ri);\n\t\t}\n#ifdef BN_RECURSION_MONT\n\telse\n\t\t{\n\t\tmont->use_word=0;\n\t\tmont->ri=(BN_num_bits(mod)+(BN_BITS2-1))/BN_BITS2*BN_BITS2;\n#if 1\n\t\tBN_zero(R);\n\t\tBN_set_bit(R,mont->ri);\n#else\n\t\tBN_lshift(R,BN_value_one(),mont->ri);\n#endif\n\t\tif ((BN_mod_inverse(&Ri,R,mod,ctx)) == NULL)\n\t\t\tgoto err;\n\t\tBN_lshift(&Ri,&Ri,mont->ri);\n#if 1\n\t\tBN_sub_word(&Ri,1);\n#else\n\t\tBN_usub(&Ri,&Ri,BN_value_one());\n#endif\n\t\tBN_div(&(mont->Ni),NULL,&Ri,mod,ctx);\n\t\tBN_free(&Ri);\n\t\t}\n#endif\n#if 1\n\tBN_zero(&(mont->RR));\n\tBN_set_bit(&(mont->RR),mont->ri*2);\n#else\n\tBN_lshift(mont->RR,BN_value_one(),mont->ri*2);\n#endif\n\tBN_mod(&(mont->RR),&(mont->RR),&(mont->N),ctx);\n\treturn(1);\nerr:\n\treturn(0);\n\t}', 'BIGNUM *BN_copy(BIGNUM *a, BIGNUM *b)\n\t{\n\tint i;\n\tBN_ULONG *A,*B;\n\tbn_check_top(b);\n\tif (a == b) return(a);\n\tif (bn_wexpand(a,b->top) == NULL) return(NULL);\n#if 1\n\tA=a->d;\n\tB=b->d;\n\tfor (i=b->top&(~7); i>0; i-=8)\n\t\t{\n\t\tA[0]=B[0];\n\t\tA[1]=B[1];\n\t\tA[2]=B[2];\n\t\tA[3]=B[3];\n\t\tA[4]=B[4];\n\t\tA[5]=B[5];\n\t\tA[6]=B[6];\n\t\tA[7]=B[7];\n\t\tA+=8;\n\t\tB+=8;\n\t\t}\n\tswitch (b->top&7)\n\t\t{\n\tcase 7:\n\t\tA[6]=B[6];\n\tcase 6:\n\t\tA[5]=B[5];\n\tcase 5:\n\t\tA[4]=B[4];\n\tcase 4:\n\t\tA[3]=B[3];\n\tcase 3:\n\t\tA[2]=B[2];\n\tcase 2:\n\t\tA[1]=B[1];\n\tcase 1:\n\t\tA[0]=B[0];\n case 0:\n\t\t;\n\t\t}\n#else\n\tmemcpy(a->d,b->d,sizeof(b->d[0])*b->top);\n#endif\n\ta->top=b->top;\n\tif ((a->top == 0) && (a->d != NULL))\n\t\ta->d[0]=0;\n\ta->neg=b->neg;\n\treturn(a);\n\t}'] |
11,861 | 0 | https://github.com/openssl/openssl/blob/8da94770f0a049497b1a52ee469cca1f4a13b1a7/crypto/bn/bn_lib.c/#L450 | BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
{
int i;
BN_ULONG *A;
const BN_ULONG *B;
bn_check_top(b);
if (a == b)
return (a);
if (bn_wexpand(a, b->top) == NULL)
return (NULL);
#if 1
A = a->d;
B = b->d;
for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {
BN_ULONG a0, a1, a2, a3;
a0 = B[0];
a1 = B[1];
a2 = B[2];
a3 = B[3];
A[0] = a0;
A[1] = a1;
A[2] = a2;
A[3] = a3;
}
switch (b->top & 3) {
case 3:
A[2] = B[2];
case 2:
A[1] = B[1];
case 1:
A[0] = B[0];
case 0:;
}
#else
memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
#endif
a->top = b->top;
a->neg = b->neg;
bn_check_top(a);
return (a);
} | ['int prime_main(int argc, char **argv)\n{\n BIGNUM *bn = NULL;\n int hex = 0, checks = 20, generate = 0, bits = 0, safe = 0, ret = 1;\n char *prog;\n OPTION_CHOICE o;\n prog = opt_init(argc, argv, prime_options);\n while ((o = opt_next()) != OPT_EOF) {\n switch (o) {\n case OPT_EOF:\n case OPT_ERR:\n BIO_printf(bio_err, "%s: Use -help for summary.\\n", prog);\n goto end;\n case OPT_HELP:\n opt_help(prime_options);\n ret = 0;\n goto end;\n case OPT_HEX:\n hex = 1;\n break;\n case OPT_GENERATE:\n generate = 1;\n break;\n case OPT_BITS:\n bits = atoi(opt_arg());\n break;\n case OPT_SAFE:\n safe = 1;\n break;\n case OPT_CHECKS:\n checks = atoi(opt_arg());\n break;\n }\n }\n argc = opt_num_rest();\n argv = opt_rest();\n if (argc == 0 && !generate) {\n BIO_printf(bio_err, "%s: No prime specified\\n", prog);\n goto end;\n }\n if (generate) {\n char *s;\n if (!bits) {\n BIO_printf(bio_err, "Specify the number of bits.\\n");\n goto end;\n }\n bn = BN_new();\n BN_generate_prime_ex(bn, bits, safe, NULL, NULL, NULL);\n s = hex ? BN_bn2hex(bn) : BN_bn2dec(bn);\n BIO_printf(bio_out, "%s\\n", s);\n OPENSSL_free(s);\n } else {\n for ( ; *argv; argv++) {\n if (hex)\n BN_hex2bn(&bn, argv[0]);\n else\n BN_dec2bn(&bn, argv[0]);\n BN_print(bio_out, bn);\n BIO_printf(bio_out, " (%s) %s prime\\n",\n argv[0],\n BN_is_prime_ex(bn, checks, NULL, NULL)\n ? "is" : "is not");\n }\n }\n BN_free(bn);\n end:\n return ret;\n}', 'int BN_generate_prime_ex(BIGNUM *ret, int bits, int safe,\n const BIGNUM *add, const BIGNUM *rem, BN_GENCB *cb)\n{\n BIGNUM *t;\n int found = 0;\n int i, j, c1 = 0;\n BN_CTX *ctx = NULL;\n prime_t *mods = NULL;\n int checks = BN_prime_checks_for_size(bits);\n mods = OPENSSL_zalloc(sizeof(*mods) * NUMPRIMES);\n if (mods == NULL)\n goto err;\n if (bits < 2) {\n BNerr(BN_F_BN_GENERATE_PRIME_EX, BN_R_BITS_TOO_SMALL);\n return 0;\n } else if (bits == 2 && safe) {\n BNerr(BN_F_BN_GENERATE_PRIME_EX, BN_R_BITS_TOO_SMALL);\n return 0;\n }\n ctx = BN_CTX_new();\n if (ctx == NULL)\n goto err;\n BN_CTX_start(ctx);\n t = BN_CTX_get(ctx);\n if (!t)\n goto err;\n loop:\n if (add == NULL) {\n if (!probable_prime(ret, bits, mods))\n goto err;\n } else {\n if (safe) {\n if (!probable_prime_dh_safe(ret, bits, add, rem, ctx))\n goto err;\n } else {\n if (!bn_probable_prime_dh(ret, bits, add, rem, ctx))\n goto err;\n }\n }\n if (!BN_GENCB_call(cb, 0, c1++))\n goto err;\n if (!safe) {\n i = BN_is_prime_fasttest_ex(ret, checks, ctx, 0, cb);\n if (i == -1)\n goto err;\n if (i == 0)\n goto loop;\n } else {\n if (!BN_rshift1(t, ret))\n goto err;\n for (i = 0; i < checks; i++) {\n j = BN_is_prime_fasttest_ex(ret, 1, ctx, 0, cb);\n if (j == -1)\n goto err;\n if (j == 0)\n goto loop;\n j = BN_is_prime_fasttest_ex(t, 1, ctx, 0, cb);\n if (j == -1)\n goto err;\n if (j == 0)\n goto loop;\n if (!BN_GENCB_call(cb, 2, c1 - 1))\n goto err;\n }\n }\n found = 1;\n err:\n OPENSSL_free(mods);\n if (ctx != NULL)\n BN_CTX_end(ctx);\n BN_CTX_free(ctx);\n bn_check_top(ret);\n return found;\n}', "char *BN_bn2dec(const BIGNUM *a)\n{\n int i = 0, num, ok = 0;\n char *buf = NULL;\n char *p;\n BIGNUM *t = NULL;\n BN_ULONG *bn_data = NULL, *lp;\n i = BN_num_bits(a) * 3;\n num = (i / 10 + i / 1000 + 1) + 1;\n bn_data = OPENSSL_malloc((num / BN_DEC_NUM + 1) * sizeof(BN_ULONG));\n buf = OPENSSL_malloc(num + 3);\n if ((buf == NULL) || (bn_data == NULL)) {\n BNerr(BN_F_BN_BN2DEC, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if ((t = BN_dup(a)) == NULL)\n goto err;\n#define BUF_REMAIN (num+3 - (size_t)(p - buf))\n p = buf;\n lp = bn_data;\n if (BN_is_zero(t)) {\n *(p++) = '0';\n *(p++) = '\\0';\n } else {\n if (BN_is_negative(t))\n *p++ = '-';\n i = 0;\n while (!BN_is_zero(t)) {\n *lp = BN_div_word(t, BN_DEC_CONV);\n lp++;\n }\n lp--;\n BIO_snprintf(p, BUF_REMAIN, BN_DEC_FMT1, *lp);\n while (*p)\n p++;\n while (lp != bn_data) {\n lp--;\n BIO_snprintf(p, BUF_REMAIN, BN_DEC_FMT2, *lp);\n while (*p)\n p++;\n }\n }\n ok = 1;\n err:\n OPENSSL_free(bn_data);\n BN_free(t);\n if (ok)\n return buf;\n OPENSSL_free(buf);\n return NULL;\n}", 'BIGNUM *BN_dup(const BIGNUM *a)\n{\n BIGNUM *t;\n if (a == NULL)\n return NULL;\n bn_check_top(a);\n t = BN_get_flags(a, BN_FLG_SECURE) ? BN_secure_new() : BN_new();\n if (t == NULL)\n return NULL;\n if (!BN_copy(t, a)) {\n BN_free(t);\n return NULL;\n }\n bn_check_top(t);\n return t;\n}', 'BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)\n{\n int i;\n BN_ULONG *A;\n const BN_ULONG *B;\n bn_check_top(b);\n if (a == b)\n return (a);\n if (bn_wexpand(a, b->top) == NULL)\n return (NULL);\n#if 1\n A = a->d;\n B = b->d;\n for (i = b->top >> 2; i > 0; i--, A += 4, B += 4) {\n BN_ULONG a0, a1, a2, a3;\n a0 = B[0];\n a1 = B[1];\n a2 = B[2];\n a3 = B[3];\n A[0] = a0;\n A[1] = a1;\n A[2] = a2;\n A[3] = a3;\n }\n switch (b->top & 3) {\n case 3:\n A[2] = B[2];\n case 2:\n A[1] = B[1];\n case 1:\n A[0] = B[0];\n case 0:;\n }\n#else\n memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);\n#endif\n a->top = b->top;\n a->neg = b->neg;\n bn_check_top(a);\n return (a);\n}'] |
11,862 | 0 | https://github.com/openssl/openssl/blob/ff64702b3d83d4c77756e0fd7b624e2165dbbdf0/crypto/packet.c/#L52 | int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
{
if (!ossl_assert(pkt->subs != NULL && len != 0))
return 0;
if (pkt->maxsize - pkt->written < len)
return 0;
if (pkt->buf != NULL && (pkt->buf->length - pkt->written < len)) {
size_t newlen;
size_t reflen;
reflen = (len > pkt->buf->length) ? len : pkt->buf->length;
if (reflen > SIZE_MAX / 2) {
newlen = SIZE_MAX;
} else {
newlen = reflen * 2;
if (newlen < DEFAULT_BUF_SIZE)
newlen = DEFAULT_BUF_SIZE;
}
if (BUF_MEM_grow(pkt->buf, newlen) == 0)
return 0;
}
if (allocbytes != NULL)
*allocbytes = WPACKET_get_curr(pkt);
return 1;
} | ['int tls_construct_client_key_exchange(SSL *s, WPACKET *pkt)\n{\n unsigned long alg_k;\n alg_k = s->s3.tmp.new_cipher->algorithm_mkey;\n if ((alg_k & SSL_PSK)\n && !tls_construct_cke_psk_preamble(s, pkt))\n goto err;\n if (alg_k & (SSL_kRSA | SSL_kRSAPSK)) {\n if (!tls_construct_cke_rsa(s, pkt))\n goto err;\n } else if (alg_k & (SSL_kDHE | SSL_kDHEPSK)) {\n if (!tls_construct_cke_dhe(s, pkt))\n goto err;\n } else if (alg_k & (SSL_kECDHE | SSL_kECDHEPSK)) {\n if (!tls_construct_cke_ecdhe(s, pkt))\n goto err;\n } else if (alg_k & SSL_kGOST) {\n if (!tls_construct_cke_gost(s, pkt))\n goto err;\n } else if (alg_k & SSL_kSRP) {\n if (!tls_construct_cke_srp(s, pkt))\n goto err;\n } else if (!(alg_k & SSL_kPSK)) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR,\n SSL_F_TLS_CONSTRUCT_CLIENT_KEY_EXCHANGE, ERR_R_INTERNAL_ERROR);\n goto err;\n }\n return 1;\n err:\n OPENSSL_clear_free(s->s3.tmp.pms, s->s3.tmp.pmslen);\n s->s3.tmp.pms = NULL;\n#ifndef OPENSSL_NO_PSK\n OPENSSL_clear_free(s->s3.tmp.psk, s->s3.tmp.psklen);\n s->s3.tmp.psk = NULL;\n#endif\n return 0;\n}', 'static int tls_construct_cke_rsa(SSL *s, WPACKET *pkt)\n{\n#ifndef OPENSSL_NO_RSA\n unsigned char *encdata = NULL;\n EVP_PKEY *pkey = NULL;\n EVP_PKEY_CTX *pctx = NULL;\n size_t enclen;\n unsigned char *pms = NULL;\n size_t pmslen = 0;\n if (s->session->peer == NULL) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_INTERNAL_ERROR);\n return 0;\n }\n pkey = X509_get0_pubkey(s->session->peer);\n if (EVP_PKEY_get0_RSA(pkey) == NULL) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_INTERNAL_ERROR);\n return 0;\n }\n pmslen = SSL_MAX_MASTER_KEY_LENGTH;\n pms = OPENSSL_malloc(pmslen);\n if (pms == NULL) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_MALLOC_FAILURE);\n return 0;\n }\n pms[0] = s->client_version >> 8;\n pms[1] = s->client_version & 0xff;\n if (RAND_bytes(pms + 2, (int)(pmslen - 2)) <= 0) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_MALLOC_FAILURE);\n goto err;\n }\n if (s->version > SSL3_VERSION && !WPACKET_start_sub_packet_u16(pkt)) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_INTERNAL_ERROR);\n goto err;\n }\n pctx = EVP_PKEY_CTX_new(pkey, NULL);\n if (pctx == NULL || EVP_PKEY_encrypt_init(pctx) <= 0\n || EVP_PKEY_encrypt(pctx, NULL, &enclen, pms, pmslen) <= 0) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_EVP_LIB);\n goto err;\n }\n if (!WPACKET_allocate_bytes(pkt, enclen, &encdata)\n || EVP_PKEY_encrypt(pctx, encdata, &enclen, pms, pmslen) <= 0) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n SSL_R_BAD_RSA_ENCRYPT);\n goto err;\n }\n EVP_PKEY_CTX_free(pctx);\n pctx = NULL;\n if (s->version > SSL3_VERSION && !WPACKET_close(pkt)) {\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_INTERNAL_ERROR);\n goto err;\n }\n if (!ssl_log_rsa_client_key_exchange(s, encdata, enclen, pms, pmslen)) {\n goto err;\n }\n s->s3.tmp.pms = pms;\n s->s3.tmp.pmslen = pmslen;\n return 1;\n err:\n OPENSSL_clear_free(pms, pmslen);\n EVP_PKEY_CTX_free(pctx);\n return 0;\n#else\n SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_RSA,\n ERR_R_INTERNAL_ERROR);\n return 0;\n#endif\n}', 'int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)\n{\n WPACKET_SUB *sub;\n unsigned char *lenchars;\n if (!ossl_assert(pkt->subs != NULL))\n return 0;\n if ((sub = OPENSSL_zalloc(sizeof(*sub))) == NULL) {\n SSLerr(SSL_F_WPACKET_START_SUB_PACKET_LEN__, ERR_R_MALLOC_FAILURE);\n return 0;\n }\n sub->parent = pkt->subs;\n pkt->subs = sub;\n sub->pwritten = pkt->written + lenbytes;\n sub->lenbytes = lenbytes;\n if (lenbytes == 0) {\n sub->packet_len = 0;\n return 1;\n }\n sub->packet_len = pkt->written;\n if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))\n return 0;\n return 1;\n}', 'int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n if (!WPACKET_reserve_bytes(pkt, len, allocbytes))\n return 0;\n pkt->written += len;\n pkt->curr += len;\n return 1;\n}', 'int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n if (!ossl_assert(pkt->subs != NULL && len != 0))\n return 0;\n if (pkt->maxsize - pkt->written < len)\n return 0;\n if (pkt->buf != NULL && (pkt->buf->length - pkt->written < len)) {\n size_t newlen;\n size_t reflen;\n reflen = (len > pkt->buf->length) ? len : pkt->buf->length;\n if (reflen > SIZE_MAX / 2) {\n newlen = SIZE_MAX;\n } else {\n newlen = reflen * 2;\n if (newlen < DEFAULT_BUF_SIZE)\n newlen = DEFAULT_BUF_SIZE;\n }\n if (BUF_MEM_grow(pkt->buf, newlen) == 0)\n return 0;\n }\n if (allocbytes != NULL)\n *allocbytes = WPACKET_get_curr(pkt);\n return 1;\n}'] |
11,863 | 0 | https://github.com/libav/libav/blob/9104cd5161ec7cb31361f3dabd73a8a813d4f7d0/libswscale/swscale.c/#L1813 | int sws_scale(SwsContext *c, const uint8_t* const src[], const int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* const dst[], const int dstStride[])
{
int i;
const uint8_t* src2[4]= {src[0], src[1], src[2], src[3]};
uint8_t* dst2[4]= {dst[0], dst[1], dst[2], dst[3]};
if (srcSliceH == 0)
return 0;
if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {
av_log(c, AV_LOG_ERROR, "Slices start in the middle!\n");
return 0;
}
if (c->sliceDir == 0) {
if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1;
}
if (usePal(c->srcFormat)) {
for (i=0; i<256; i++) {
int p, r, g, b,y,u,v;
if(c->srcFormat == PIX_FMT_PAL8) {
p=((const uint32_t*)(src[1]))[i];
r= (p>>16)&0xFF;
g= (p>> 8)&0xFF;
b= p &0xFF;
} else if(c->srcFormat == PIX_FMT_RGB8) {
r= (i>>5 )*36;
g= ((i>>2)&7)*36;
b= (i&3 )*85;
} else if(c->srcFormat == PIX_FMT_BGR8) {
b= (i>>6 )*85;
g= ((i>>3)&7)*36;
r= (i&7 )*36;
} else if(c->srcFormat == PIX_FMT_RGB4_BYTE) {
r= (i>>3 )*255;
g= ((i>>1)&3)*85;
b= (i&1 )*255;
} else {
assert(c->srcFormat == PIX_FMT_BGR4_BYTE);
b= (i>>3 )*255;
g= ((i>>1)&3)*85;
r= (i&1 )*255;
}
y= av_clip_uint8((RY*r + GY*g + BY*b + ( 33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
u= av_clip_uint8((RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
v= av_clip_uint8((RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
c->pal_yuv[i]= y + (u<<8) + (v<<16);
switch(c->dstFormat) {
case PIX_FMT_BGR32:
#if !HAVE_BIGENDIAN
case PIX_FMT_RGB24:
#endif
c->pal_rgb[i]= r + (g<<8) + (b<<16);
break;
case PIX_FMT_BGR32_1:
#if HAVE_BIGENDIAN
case PIX_FMT_BGR24:
#endif
c->pal_rgb[i]= (r + (g<<8) + (b<<16)) << 8;
break;
case PIX_FMT_RGB32_1:
#if HAVE_BIGENDIAN
case PIX_FMT_RGB24:
#endif
c->pal_rgb[i]= (b + (g<<8) + (r<<16)) << 8;
break;
case PIX_FMT_RGB32:
#if !HAVE_BIGENDIAN
case PIX_FMT_BGR24:
#endif
default:
c->pal_rgb[i]= b + (g<<8) + (r<<16);
}
}
}
if (c->sliceDir == 1) {
int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2], srcStride[3]};
int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2], dstStride[3]};
reset_ptr(src2, c->srcFormat);
reset_ptr((const uint8_t**)dst2, c->dstFormat);
if (srcSliceY + srcSliceH == c->srcH)
c->sliceDir = 0;
return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst2, dstStride2);
} else {
int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2], -srcStride[3]};
int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2], -dstStride[3]};
src2[0] += (srcSliceH-1)*srcStride[0];
if (!usePal(c->srcFormat))
src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
src2[3] += (srcSliceH-1)*srcStride[3];
dst2[0] += ( c->dstH -1)*dstStride[0];
dst2[1] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1];
dst2[2] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2];
dst2[3] += ( c->dstH -1)*dstStride[3];
reset_ptr(src2, c->srcFormat);
reset_ptr((const uint8_t**)dst2, c->dstFormat);
if (!srcSliceY)
c->sliceDir = 0;
return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
}
} | ['static void do_video_out(AVFormatContext *s,\n AVOutputStream *ost,\n AVInputStream *ist,\n AVFrame *in_picture,\n int *frame_size)\n{\n int nb_frames, i, ret;\n int64_t topBand, bottomBand, leftBand, rightBand;\n AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;\n AVFrame picture_crop_temp, picture_pad_temp;\n AVCodecContext *enc, *dec;\n avcodec_get_frame_defaults(&picture_crop_temp);\n avcodec_get_frame_defaults(&picture_pad_temp);\n enc = ost->st->codec;\n dec = ist->st->codec;\n nb_frames = 1;\n *frame_size = 0;\n if(video_sync_method){\n double vdelta;\n vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;\n if (vdelta < -1.1)\n nb_frames = 0;\n else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){\n if(vdelta<=-0.6){\n nb_frames=0;\n }else if(vdelta>0.6)\n ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));\n }else if (vdelta > 1.1)\n nb_frames = lrintf(vdelta);\n if (nb_frames == 0){\n ++nb_frames_drop;\n if (verbose>2)\n fprintf(stderr, "*** drop!\\n");\n }else if (nb_frames > 1) {\n nb_frames_dup += nb_frames - 1;\n if (verbose>2)\n fprintf(stderr, "*** %d dup!\\n", nb_frames-1);\n }\n }else\n ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));\n nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);\n if (nb_frames <= 0)\n return;\n if (ost->video_crop) {\n if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {\n fprintf(stderr, "error cropping picture\\n");\n if (exit_on_error)\n av_exit(1);\n return;\n }\n formatted_picture = &picture_crop_temp;\n } else {\n formatted_picture = in_picture;\n }\n final_picture = formatted_picture;\n padding_src = formatted_picture;\n resampling_dst = &ost->pict_tmp;\n if (ost->video_pad) {\n final_picture = &ost->pict_tmp;\n if (ost->video_resample) {\n if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {\n fprintf(stderr, "error padding picture\\n");\n if (exit_on_error)\n av_exit(1);\n return;\n }\n resampling_dst = &picture_pad_temp;\n }\n }\n if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))\n || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))\n || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {\n fprintf(stderr,"Input Stream #%d.%d frame size changed to %dx%d, %s\\n", ist->file_index, ist->index, ist->st->codec->width, ist->st->codec->height,avcodec_get_pix_fmt_name(ist->st->codec->pix_fmt));\n if(!ost->video_resample)\n av_exit(1);\n }\n if (ost->video_resample) {\n padding_src = NULL;\n final_picture = &ost->pict_tmp;\n if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))\n || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))\n || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {\n topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;\n bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;\n leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;\n rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;\n assert(topBand <= INT_MAX && topBand >= 0);\n assert(bottomBand <= INT_MAX && bottomBand >= 0);\n assert(leftBand <= INT_MAX && leftBand >= 0);\n assert(rightBand <= INT_MAX && rightBand >= 0);\n ost->topBand = topBand;\n ost->bottomBand = bottomBand;\n ost->leftBand = leftBand;\n ost->rightBand = rightBand;\n ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);\n ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);\n ost->resample_pix_fmt= ist->st->codec->pix_fmt;\n sws_freeContext(ost->img_resample_ctx);\n sws_flags = av_get_int(sws_opts, "sws_flags", NULL);\n ost->img_resample_ctx = sws_getContext(\n ist->st->codec->width - (ost->leftBand + ost->rightBand),\n ist->st->codec->height - (ost->topBand + ost->bottomBand),\n ist->st->codec->pix_fmt,\n ost->st->codec->width - (ost->padleft + ost->padright),\n ost->st->codec->height - (ost->padtop + ost->padbottom),\n ost->st->codec->pix_fmt,\n sws_flags, NULL, NULL, NULL);\n if (ost->img_resample_ctx == NULL) {\n fprintf(stderr, "Cannot get resampling context\\n");\n av_exit(1);\n }\n }\n sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,\n 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);\n }\n if (ost->video_pad) {\n av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,\n enc->height, enc->width, enc->pix_fmt,\n ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);\n }\n for(i=0;i<nb_frames;i++) {\n AVPacket pkt;\n av_init_packet(&pkt);\n pkt.stream_index= ost->index;\n if (s->oformat->flags & AVFMT_RAWPICTURE) {\n AVFrame* old_frame = enc->coded_frame;\n enc->coded_frame = dec->coded_frame;\n pkt.data= (uint8_t *)final_picture;\n pkt.size= sizeof(AVPicture);\n pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);\n pkt.flags |= PKT_FLAG_KEY;\n write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);\n enc->coded_frame = old_frame;\n } else {\n AVFrame big_picture;\n big_picture= *final_picture;\n big_picture.interlaced_frame = in_picture->interlaced_frame;\n if(avcodec_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){\n if(top_field_first == -1)\n big_picture.top_field_first = in_picture->top_field_first;\n else\n big_picture.top_field_first = top_field_first;\n }\n if (same_quality) {\n big_picture.quality = ist->st->quality;\n }else\n big_picture.quality = ost->st->quality;\n if(!me_threshold)\n big_picture.pict_type = 0;\n big_picture.pts= ost->sync_opts;\n ret = avcodec_encode_video(enc,\n bit_buffer, bit_buffer_size,\n &big_picture);\n if (ret < 0) {\n fprintf(stderr, "Video encoding failed\\n");\n av_exit(1);\n }\n if(ret>0){\n pkt.data= bit_buffer;\n pkt.size= ret;\n if(enc->coded_frame->pts != AV_NOPTS_VALUE)\n pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);\n if(enc->coded_frame->key_frame)\n pkt.flags |= PKT_FLAG_KEY;\n write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);\n *frame_size = ret;\n video_size += ret;\n if (ost->logfile && enc->stats_out) {\n fprintf(ost->logfile, "%s", enc->stats_out);\n }\n }\n }\n ost->sync_opts++;\n ost->frame_number++;\n }\n}', 'int sws_scale(SwsContext *c, const uint8_t* const src[], const int srcStride[], int srcSliceY,\n int srcSliceH, uint8_t* const dst[], const int dstStride[])\n{\n int i;\n const uint8_t* src2[4]= {src[0], src[1], src[2], src[3]};\n uint8_t* dst2[4]= {dst[0], dst[1], dst[2], dst[3]};\n if (srcSliceH == 0)\n return 0;\n if (c->sliceDir == 0 && srcSliceY != 0 && srcSliceY + srcSliceH != c->srcH) {\n av_log(c, AV_LOG_ERROR, "Slices start in the middle!\\n");\n return 0;\n }\n if (c->sliceDir == 0) {\n if (srcSliceY == 0) c->sliceDir = 1; else c->sliceDir = -1;\n }\n if (usePal(c->srcFormat)) {\n for (i=0; i<256; i++) {\n int p, r, g, b,y,u,v;\n if(c->srcFormat == PIX_FMT_PAL8) {\n p=((const uint32_t*)(src[1]))[i];\n r= (p>>16)&0xFF;\n g= (p>> 8)&0xFF;\n b= p &0xFF;\n } else if(c->srcFormat == PIX_FMT_RGB8) {\n r= (i>>5 )*36;\n g= ((i>>2)&7)*36;\n b= (i&3 )*85;\n } else if(c->srcFormat == PIX_FMT_BGR8) {\n b= (i>>6 )*85;\n g= ((i>>3)&7)*36;\n r= (i&7 )*36;\n } else if(c->srcFormat == PIX_FMT_RGB4_BYTE) {\n r= (i>>3 )*255;\n g= ((i>>1)&3)*85;\n b= (i&1 )*255;\n } else {\n assert(c->srcFormat == PIX_FMT_BGR4_BYTE);\n b= (i>>3 )*255;\n g= ((i>>1)&3)*85;\n r= (i&1 )*255;\n }\n y= av_clip_uint8((RY*r + GY*g + BY*b + ( 33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);\n u= av_clip_uint8((RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);\n v= av_clip_uint8((RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);\n c->pal_yuv[i]= y + (u<<8) + (v<<16);\n switch(c->dstFormat) {\n case PIX_FMT_BGR32:\n#if !HAVE_BIGENDIAN\n case PIX_FMT_RGB24:\n#endif\n c->pal_rgb[i]= r + (g<<8) + (b<<16);\n break;\n case PIX_FMT_BGR32_1:\n#if HAVE_BIGENDIAN\n case PIX_FMT_BGR24:\n#endif\n c->pal_rgb[i]= (r + (g<<8) + (b<<16)) << 8;\n break;\n case PIX_FMT_RGB32_1:\n#if HAVE_BIGENDIAN\n case PIX_FMT_RGB24:\n#endif\n c->pal_rgb[i]= (b + (g<<8) + (r<<16)) << 8;\n break;\n case PIX_FMT_RGB32:\n#if !HAVE_BIGENDIAN\n case PIX_FMT_BGR24:\n#endif\n default:\n c->pal_rgb[i]= b + (g<<8) + (r<<16);\n }\n }\n }\n if (c->sliceDir == 1) {\n int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2], srcStride[3]};\n int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2], dstStride[3]};\n reset_ptr(src2, c->srcFormat);\n reset_ptr((const uint8_t**)dst2, c->dstFormat);\n if (srcSliceY + srcSliceH == c->srcH)\n c->sliceDir = 0;\n return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst2, dstStride2);\n } else {\n int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2], -srcStride[3]};\n int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2], -dstStride[3]};\n src2[0] += (srcSliceH-1)*srcStride[0];\n if (!usePal(c->srcFormat))\n src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];\n src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];\n src2[3] += (srcSliceH-1)*srcStride[3];\n dst2[0] += ( c->dstH -1)*dstStride[0];\n dst2[1] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1];\n dst2[2] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2];\n dst2[3] += ( c->dstH -1)*dstStride[3];\n reset_ptr(src2, c->srcFormat);\n reset_ptr((const uint8_t**)dst2, c->dstFormat);\n if (!srcSliceY)\n c->sliceDir = 0;\n return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);\n }\n}'] |
11,864 | 0 | https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['static int ecp_nistz256_mult_precompute(EC_GROUP *group, BN_CTX *ctx)\n{\n const BIGNUM *order;\n EC_POINT *P = NULL, *T = NULL;\n const EC_POINT *generator;\n NISTZ256_PRE_COMP *pre_comp;\n BN_CTX *new_ctx = NULL;\n int i, j, k, ret = 0;\n size_t w;\n PRECOMP256_ROW *preComputedTable = NULL;\n unsigned char *precomp_storage = NULL;\n EC_pre_comp_free(group);\n generator = EC_GROUP_get0_generator(group);\n if (generator == NULL) {\n ECerr(EC_F_ECP_NISTZ256_MULT_PRECOMPUTE, EC_R_UNDEFINED_GENERATOR);\n return 0;\n }\n if (ecp_nistz256_is_affine_G(generator)) {\n return 1;\n }\n if ((pre_comp = ecp_nistz256_pre_comp_new(group)) == NULL)\n return 0;\n if (ctx == NULL) {\n ctx = new_ctx = BN_CTX_new();\n if (ctx == NULL)\n goto err;\n }\n BN_CTX_start(ctx);\n order = EC_GROUP_get0_order(group);\n if (order == NULL)\n goto err;\n if (BN_is_zero(order)) {\n ECerr(EC_F_ECP_NISTZ256_MULT_PRECOMPUTE, EC_R_UNKNOWN_ORDER);\n goto err;\n }\n w = 7;\n if ((precomp_storage =\n OPENSSL_malloc(37 * 64 * sizeof(P256_POINT_AFFINE) + 64)) == NULL) {\n ECerr(EC_F_ECP_NISTZ256_MULT_PRECOMPUTE, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n preComputedTable = (void *)ALIGNPTR(precomp_storage, 64);\n P = EC_POINT_new(group);\n T = EC_POINT_new(group);\n if (P == NULL || T == NULL)\n goto err;\n if (!EC_POINT_copy(T, generator))\n goto err;\n for (k = 0; k < 64; k++) {\n if (!EC_POINT_copy(P, T))\n goto err;\n for (j = 0; j < 37; j++) {\n P256_POINT_AFFINE temp;\n if (!EC_POINT_make_affine(group, P, ctx))\n goto err;\n if (!ecp_nistz256_bignum_to_field_elem(temp.X, P->X) ||\n !ecp_nistz256_bignum_to_field_elem(temp.Y, P->Y)) {\n ECerr(EC_F_ECP_NISTZ256_MULT_PRECOMPUTE,\n EC_R_COORDINATES_OUT_OF_RANGE);\n goto err;\n }\n ecp_nistz256_scatter_w7(preComputedTable[j], &temp, k);\n for (i = 0; i < 7; i++) {\n if (!EC_POINT_dbl(group, P, P, ctx))\n goto err;\n }\n }\n if (!EC_POINT_add(group, T, T, generator, ctx))\n goto err;\n }\n pre_comp->group = group;\n pre_comp->w = w;\n pre_comp->precomp = preComputedTable;\n pre_comp->precomp_storage = precomp_storage;\n precomp_storage = NULL;\n SETPRECOMP(group, nistz256, pre_comp);\n pre_comp = NULL;\n ret = 1;\n err:\n if (ctx != NULL)\n BN_CTX_end(ctx);\n BN_CTX_free(new_ctx);\n EC_nistz256_pre_comp_free(pre_comp);\n OPENSSL_free(precomp_storage);\n EC_POINT_free(P);\n EC_POINT_free(T);\n return ret;\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG("ENTER BN_CTX_end()", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG("LEAVE BN_CTX_end()", ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,865 | 0 | https://github.com/libav/libav/blob/e5b0fc170f85b00f7dd0ac514918fb5c95253d39/libavcodec/bitstream.h/#L139 | static inline uint64_t get_val(BitstreamContext *bc, unsigned n)
{
#ifdef BITSTREAM_READER_LE
uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);
bc->bits >>= n;
#else
uint64_t ret = bc->bits >> (64 - n);
bc->bits <<= n;
#endif
bc->bits_left -= n;
return ret;
} | ['static int hqx_decode_422a(HQXContext *ctx, int slice_no, int x, int y)\n{\n HQXSlice *slice = &ctx->slice[slice_no];\n BitstreamContext *bc = &slice->bc;\n const int *quants;\n int flag = 0;\n int last_dc;\n int i, ret;\n int cbp;\n cbp = bitstream_read_vlc(bc, ctx->cbp_vlc.table, ctx->cbp_vlc.bits, 1);\n for (i = 0; i < 12; i++)\n memset(slice->block[i], 0, sizeof(**slice->block) * 64);\n for (i = 0; i < 12; i++)\n slice->block[i][0] = -0x800;\n if (cbp) {\n if (ctx->interlaced)\n flag = bitstream_read_bit(bc);\n quants = hqx_quants[bitstream_read(bc, 4)];\n cbp |= cbp << 4;\n if (cbp & 0x3)\n cbp |= 0x500;\n if (cbp & 0xC)\n cbp |= 0xA00;\n for (i = 0; i < 12; i++) {\n if (i == 0 || i == 4 || i == 8 || i == 10)\n last_dc = 0;\n if (cbp & (1 << i)) {\n int vlc_index = ctx->dcb - 9;\n ret = decode_block(bc, &ctx->dc_vlc[vlc_index], quants,\n ctx->dcb, slice->block[i], &last_dc);\n if (ret < 0)\n return ret;\n }\n }\n }\n put_blocks(ctx, 3, x, y, flag, slice->block[ 0], slice->block[ 2], hqx_quant_luma);\n put_blocks(ctx, 3, x + 8, y, flag, slice->block[ 1], slice->block[ 3], hqx_quant_luma);\n put_blocks(ctx, 0, x, y, flag, slice->block[ 4], slice->block[ 6], hqx_quant_luma);\n put_blocks(ctx, 0, x + 8, y, flag, slice->block[ 5], slice->block[ 7], hqx_quant_luma);\n put_blocks(ctx, 2, x >> 1, y, flag, slice->block[ 8], slice->block[ 9], hqx_quant_chroma);\n put_blocks(ctx, 1, x >> 1, y, flag, slice->block[10], slice->block[11], hqx_quant_chroma);\n return 0;\n}', 'static inline uint32_t bitstream_read(BitstreamContext *bc, unsigned n)\n{\n if (!n)\n return 0;\n if (n > bc->bits_left) {\n refill_32(bc);\n if (bc->bits_left < 32)\n bc->bits_left = n;\n }\n return get_val(bc, n);\n}', 'static inline uint64_t get_val(BitstreamContext *bc, unsigned n)\n{\n#ifdef BITSTREAM_READER_LE\n uint64_t ret = bc->bits & ((UINT64_C(1) << n) - 1);\n bc->bits >>= n;\n#else\n uint64_t ret = bc->bits >> (64 - n);\n bc->bits <<= n;\n#endif\n bc->bits_left -= n;\n return ret;\n}'] |
11,866 | 0 | https://github.com/openssl/openssl/blob/54d00677f305375eee65a0c9edb5f0980c5f020f/crypto/bn/bn_mul.c/#L266 | void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,
int dna, int dnb, BN_ULONG *t)
{
int n = n2 / 2, c1, c2;
int tna = n + dna, tnb = n + dnb;
unsigned int neg, zero;
BN_ULONG ln, lo, *p;
# ifdef BN_MUL_COMBA
# if 0
if (n2 == 4) {
bn_mul_comba4(r, a, b);
return;
}
# endif
if (n2 == 8 && dna == 0 && dnb == 0) {
bn_mul_comba8(r, a, b);
return;
}
# endif
if (n2 < BN_MUL_RECURSIVE_SIZE_NORMAL) {
bn_mul_normal(r, a, n2 + dna, b, n2 + dnb);
if ((dna + dnb) < 0)
memset(&r[2 * n2 + dna + dnb], 0,
sizeof(BN_ULONG) * -(dna + dnb));
return;
}
c1 = bn_cmp_part_words(a, &(a[n]), tna, n - tna);
c2 = bn_cmp_part_words(&(b[n]), b, tnb, tnb - n);
zero = neg = 0;
switch (c1 * 3 + c2) {
case -4:
bn_sub_part_words(t, &(a[n]), a, tna, tna - n);
bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb);
break;
case -3:
zero = 1;
break;
case -2:
bn_sub_part_words(t, &(a[n]), a, tna, tna - n);
bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);
neg = 1;
break;
case -1:
case 0:
case 1:
zero = 1;
break;
case 2:
bn_sub_part_words(t, a, &(a[n]), tna, n - tna);
bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb);
neg = 1;
break;
case 3:
zero = 1;
break;
case 4:
bn_sub_part_words(t, a, &(a[n]), tna, n - tna);
bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);
break;
}
# ifdef BN_MUL_COMBA
if (n == 4 && dna == 0 && dnb == 0) {
if (!zero)
bn_mul_comba4(&(t[n2]), t, &(t[n]));
else
memset(&t[n2], 0, sizeof(*t) * 8);
bn_mul_comba4(r, a, b);
bn_mul_comba4(&(r[n2]), &(a[n]), &(b[n]));
} else if (n == 8 && dna == 0 && dnb == 0) {
if (!zero)
bn_mul_comba8(&(t[n2]), t, &(t[n]));
else
memset(&t[n2], 0, sizeof(*t) * 16);
bn_mul_comba8(r, a, b);
bn_mul_comba8(&(r[n2]), &(a[n]), &(b[n]));
} else
# endif
{
p = &(t[n2 * 2]);
if (!zero)
bn_mul_recursive(&(t[n2]), t, &(t[n]), n, 0, 0, p);
else
memset(&t[n2], 0, sizeof(*t) * n2);
bn_mul_recursive(r, a, b, n, 0, 0, p);
bn_mul_recursive(&(r[n2]), &(a[n]), &(b[n]), n, dna, dnb, p);
}
c1 = (int)(bn_add_words(t, r, &(r[n2]), n2));
if (neg) {
c1 -= (int)(bn_sub_words(&(t[n2]), t, &(t[n2]), n2));
} else {
c1 += (int)(bn_add_words(&(t[n2]), &(t[n2]), t, n2));
}
c1 += (int)(bn_add_words(&(r[n]), &(r[n]), &(t[n2]), n2));
if (c1) {
p = &(r[n + n2]);
lo = *p;
ln = (lo + c1) & BN_MASK2;
*p = ln;
if (ln < (BN_ULONG)c1) {
do {
p++;
lo = *p;
ln = (lo + 1) & BN_MASK2;
*p = ln;
} while (ln == 0);
}
}
} | ['int BN_mod_mul_reciprocal(BIGNUM *r, const BIGNUM *x, const BIGNUM *y,\n BN_RECP_CTX *recp, BN_CTX *ctx)\n{\n int ret = 0;\n BIGNUM *a;\n const BIGNUM *ca;\n BN_CTX_start(ctx);\n if ((a = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (y != NULL) {\n if (x == y) {\n if (!BN_sqr(a, x, ctx))\n goto err;\n } else {\n if (!BN_mul(a, x, y, ctx))\n goto err;\n }\n ca = a;\n } else\n ca = x;\n ret = BN_div_recp(NULL, r, ca, recp, ctx);\n err:\n BN_CTX_end(ctx);\n bn_check_top(r);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ret->flags &= (~BN_FLG_CONSTTIME);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return 0;\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n a->flags &= ~BN_FLG_FIXED_TOP;\n bn_check_top(a);\n return 1;\n}', 'static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)\n{\n if (bits > (INT_MAX - BN_BITS2 + 1))\n return NULL;\n if (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax)\n return a;\n return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);\n}', 'int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)\n{\n int ret = bn_mul_fixed_top(r, a, b, ctx);\n bn_correct_top(r);\n bn_check_top(r);\n return ret;\n}', 'int bn_mul_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)\n{\n int ret = 0;\n int top, al, bl;\n BIGNUM *rr;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n int i;\n#endif\n#ifdef BN_RECURSION\n BIGNUM *t = NULL;\n int j = 0, k;\n#endif\n bn_check_top(a);\n bn_check_top(b);\n bn_check_top(r);\n al = a->top;\n bl = b->top;\n if ((al == 0) || (bl == 0)) {\n BN_zero(r);\n return 1;\n }\n top = al + bl;\n BN_CTX_start(ctx);\n if ((r == a) || (r == b)) {\n if ((rr = BN_CTX_get(ctx)) == NULL)\n goto err;\n } else\n rr = r;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n i = al - bl;\n#endif\n#ifdef BN_MUL_COMBA\n if (i == 0) {\n# if 0\n if (al == 4) {\n if (bn_wexpand(rr, 8) == NULL)\n goto err;\n rr->top = 8;\n bn_mul_comba4(rr->d, a->d, b->d);\n goto end;\n }\n# endif\n if (al == 8) {\n if (bn_wexpand(rr, 16) == NULL)\n goto err;\n rr->top = 16;\n bn_mul_comba8(rr->d, a->d, b->d);\n goto end;\n }\n }\n#endif\n#ifdef BN_RECURSION\n if ((al >= BN_MULL_SIZE_NORMAL) && (bl >= BN_MULL_SIZE_NORMAL)) {\n if (i >= -1 && i <= 1) {\n if (i >= 0) {\n j = BN_num_bits_word((BN_ULONG)al);\n }\n if (i == -1) {\n j = BN_num_bits_word((BN_ULONG)bl);\n }\n j = 1 << (j - 1);\n assert(j <= al || j <= bl);\n k = j + j;\n t = BN_CTX_get(ctx);\n if (t == NULL)\n goto err;\n if (al > j || bl > j) {\n if (bn_wexpand(t, k * 4) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 4) == NULL)\n goto err;\n bn_mul_part_recursive(rr->d, a->d, b->d,\n j, al - j, bl - j, t->d);\n } else {\n if (bn_wexpand(t, k * 2) == NULL)\n goto err;\n if (bn_wexpand(rr, k * 2) == NULL)\n goto err;\n bn_mul_recursive(rr->d, a->d, b->d, j, al - j, bl - j, t->d);\n }\n rr->top = top;\n goto end;\n }\n }\n#endif\n if (bn_wexpand(rr, top) == NULL)\n goto err;\n rr->top = top;\n bn_mul_normal(rr->d, a->d, al, b->d, bl);\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n end:\n#endif\n rr->neg = a->neg ^ b->neg;\n rr->flags |= BN_FLG_FIXED_TOP;\n if (r != rr && BN_copy(r, rr) == NULL)\n goto err;\n ret = 1;\n err:\n bn_check_top(r);\n BN_CTX_end(ctx);\n return ret;\n}', 'void bn_mul_recursive(BN_ULONG *r, BN_ULONG *a, BN_ULONG *b, int n2,\n int dna, int dnb, BN_ULONG *t)\n{\n int n = n2 / 2, c1, c2;\n int tna = n + dna, tnb = n + dnb;\n unsigned int neg, zero;\n BN_ULONG ln, lo, *p;\n# ifdef BN_MUL_COMBA\n# if 0\n if (n2 == 4) {\n bn_mul_comba4(r, a, b);\n return;\n }\n# endif\n if (n2 == 8 && dna == 0 && dnb == 0) {\n bn_mul_comba8(r, a, b);\n return;\n }\n# endif\n if (n2 < BN_MUL_RECURSIVE_SIZE_NORMAL) {\n bn_mul_normal(r, a, n2 + dna, b, n2 + dnb);\n if ((dna + dnb) < 0)\n memset(&r[2 * n2 + dna + dnb], 0,\n sizeof(BN_ULONG) * -(dna + dnb));\n return;\n }\n c1 = bn_cmp_part_words(a, &(a[n]), tna, n - tna);\n c2 = bn_cmp_part_words(&(b[n]), b, tnb, tnb - n);\n zero = neg = 0;\n switch (c1 * 3 + c2) {\n case -4:\n bn_sub_part_words(t, &(a[n]), a, tna, tna - n);\n bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb);\n break;\n case -3:\n zero = 1;\n break;\n case -2:\n bn_sub_part_words(t, &(a[n]), a, tna, tna - n);\n bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);\n neg = 1;\n break;\n case -1:\n case 0:\n case 1:\n zero = 1;\n break;\n case 2:\n bn_sub_part_words(t, a, &(a[n]), tna, n - tna);\n bn_sub_part_words(&(t[n]), b, &(b[n]), tnb, n - tnb);\n neg = 1;\n break;\n case 3:\n zero = 1;\n break;\n case 4:\n bn_sub_part_words(t, a, &(a[n]), tna, n - tna);\n bn_sub_part_words(&(t[n]), &(b[n]), b, tnb, tnb - n);\n break;\n }\n# ifdef BN_MUL_COMBA\n if (n == 4 && dna == 0 && dnb == 0) {\n if (!zero)\n bn_mul_comba4(&(t[n2]), t, &(t[n]));\n else\n memset(&t[n2], 0, sizeof(*t) * 8);\n bn_mul_comba4(r, a, b);\n bn_mul_comba4(&(r[n2]), &(a[n]), &(b[n]));\n } else if (n == 8 && dna == 0 && dnb == 0) {\n if (!zero)\n bn_mul_comba8(&(t[n2]), t, &(t[n]));\n else\n memset(&t[n2], 0, sizeof(*t) * 16);\n bn_mul_comba8(r, a, b);\n bn_mul_comba8(&(r[n2]), &(a[n]), &(b[n]));\n } else\n# endif\n {\n p = &(t[n2 * 2]);\n if (!zero)\n bn_mul_recursive(&(t[n2]), t, &(t[n]), n, 0, 0, p);\n else\n memset(&t[n2], 0, sizeof(*t) * n2);\n bn_mul_recursive(r, a, b, n, 0, 0, p);\n bn_mul_recursive(&(r[n2]), &(a[n]), &(b[n]), n, dna, dnb, p);\n }\n c1 = (int)(bn_add_words(t, r, &(r[n2]), n2));\n if (neg) {\n c1 -= (int)(bn_sub_words(&(t[n2]), t, &(t[n2]), n2));\n } else {\n c1 += (int)(bn_add_words(&(t[n2]), &(t[n2]), t, n2));\n }\n c1 += (int)(bn_add_words(&(r[n]), &(r[n]), &(t[n2]), n2));\n if (c1) {\n p = &(r[n + n2]);\n lo = *p;\n ln = (lo + c1) & BN_MASK2;\n *p = ln;\n if (ln < (BN_ULONG)c1) {\n do {\n p++;\n lo = *p;\n ln = (lo + 1) & BN_MASK2;\n *p = ln;\n } while (ln == 0);\n }\n }\n}'] |
11,867 | 0 | https://github.com/openssl/openssl/blob/ea32151f7b9353f8906188d007c6893704ac17bb/crypto/lhash/lhash.c/#L282 | static OPENSSL_LH_NODE **getrn(OPENSSL_LHASH *lh,
const void *data, unsigned long *rhash)
{
OPENSSL_LH_NODE **ret, *n1;
unsigned long hash, nn;
OPENSSL_LH_COMPFUNC cf;
hash = (*(lh->hash)) (data);
lh->num_hash_calls++;
*rhash = hash;
nn = hash % lh->pmax;
if (nn < lh->p)
nn = hash % lh->num_alloc_nodes;
cf = lh->comp;
ret = &(lh->b[(int)nn]);
for (n1 = *ret; n1 != NULL; n1 = n1->next) {
lh->num_hash_comps++;
if (n1->hash != hash) {
ret = &(n1->next);
continue;
}
lh->num_comp_calls++;
if (cf(n1->data, data) == 0)
break;
ret = &(n1->next);
}
return (ret);
} | ['void *OPENSSL_LH_insert(OPENSSL_LHASH *lh, void *data)\n{\n unsigned long hash;\n OPENSSL_LH_NODE *nn, **rn;\n void *ret;\n lh->error = 0;\n if (lh->up_load <= (lh->num_items * LH_LOAD_MULT / lh->num_nodes))\n expand(lh);\n rn = getrn(lh, data, &hash);\n if (*rn == NULL) {\n if ((nn = OPENSSL_malloc(sizeof(*nn))) == NULL) {\n lh->error++;\n return (NULL);\n }\n nn->data = data;\n nn->next = NULL;\n nn->hash = hash;\n *rn = nn;\n ret = NULL;\n lh->num_insert++;\n lh->num_items++;\n } else {\n ret = (*rn)->data;\n (*rn)->data = data;\n lh->num_replace++;\n }\n return (ret);\n}', 'static void expand(OPENSSL_LHASH *lh)\n{\n OPENSSL_LH_NODE **n, **n1, **n2, *np;\n unsigned int p, i, j;\n unsigned long hash, nni;\n lh->num_nodes++;\n lh->num_expands++;\n p = (int)lh->p++;\n n1 = &(lh->b[p]);\n n2 = &(lh->b[p + (int)lh->pmax]);\n *n2 = NULL;\n nni = lh->num_alloc_nodes;\n for (np = *n1; np != NULL;) {\n hash = np->hash;\n if ((hash % nni) != p) {\n *n1 = (*n1)->next;\n np->next = *n2;\n *n2 = np;\n } else\n n1 = &((*n1)->next);\n np = *n1;\n }\n if ((lh->p) >= lh->pmax) {\n j = (int)lh->num_alloc_nodes * 2;\n n = OPENSSL_realloc(lh->b, (int)(sizeof(OPENSSL_LH_NODE *) * j));\n if (n == NULL) {\n lh->error++;\n lh->p = 0;\n return;\n }\n for (i = (int)lh->num_alloc_nodes; i < j; i++)\n n[i] = NULL;\n lh->pmax = lh->num_alloc_nodes;\n lh->num_alloc_nodes = j;\n lh->num_expand_reallocs++;\n lh->p = 0;\n lh->b = n;\n }\n}', 'void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)\n{\n if (realloc_impl != NULL && realloc_impl != &CRYPTO_realloc)\n return realloc_impl(str, num, file, line);\n if (str == NULL)\n return CRYPTO_malloc(num, file, line);\n if (num == 0) {\n CRYPTO_free(str, file, line);\n return NULL;\n }\n allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n void *ret;\n CRYPTO_mem_debug_realloc(str, NULL, num, 0, file, line);\n ret = realloc(str, num);\n CRYPTO_mem_debug_realloc(str, ret, num, 1, file, line);\n return ret;\n }\n#else\n osslargused(file); osslargused(line);\n#endif\n return realloc(str, num);\n}', 'void CRYPTO_free(void *str, const char *file, int line)\n{\n if (free_impl != NULL && free_impl != &CRYPTO_free) {\n free_impl(str, file, line);\n return;\n }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_free(str, 0, file, line);\n free(str);\n CRYPTO_mem_debug_free(str, 1, file, line);\n } else {\n free(str);\n }\n#else\n free(str);\n#endif\n}', 'static OPENSSL_LH_NODE **getrn(OPENSSL_LHASH *lh,\n const void *data, unsigned long *rhash)\n{\n OPENSSL_LH_NODE **ret, *n1;\n unsigned long hash, nn;\n OPENSSL_LH_COMPFUNC cf;\n hash = (*(lh->hash)) (data);\n lh->num_hash_calls++;\n *rhash = hash;\n nn = hash % lh->pmax;\n if (nn < lh->p)\n nn = hash % lh->num_alloc_nodes;\n cf = lh->comp;\n ret = &(lh->b[(int)nn]);\n for (n1 = *ret; n1 != NULL; n1 = n1->next) {\n lh->num_hash_comps++;\n if (n1->hash != hash) {\n ret = &(n1->next);\n continue;\n }\n lh->num_comp_calls++;\n if (cf(n1->data, data) == 0)\n break;\n ret = &(n1->next);\n }\n return (ret);\n}'] |
11,868 | 0 | https://github.com/openssl/openssl/blob/305b68f1a2b6d4d0aa07a6ab47ac372f067a40bb/crypto/bn/bn_lib.c/#L231 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return NULL;
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return NULL;
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ['static int rsa_ossl_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx)\n{\n BIGNUM *r1, *m1, *vrfy, *r2, *m[RSA_MAX_PRIME_NUM - 2];\n int ret = 0, i, ex_primes = 0;\n RSA_PRIME_INFO *pinfo;\n BN_CTX_start(ctx);\n r1 = BN_CTX_get(ctx);\n r2 = BN_CTX_get(ctx);\n m1 = BN_CTX_get(ctx);\n vrfy = BN_CTX_get(ctx);\n if (vrfy == NULL)\n goto err;\n if (rsa->version == RSA_ASN1_VERSION_MULTI\n && ((ex_primes = sk_RSA_PRIME_INFO_num(rsa->prime_infos)) <= 0\n || ex_primes > RSA_MAX_PRIME_NUM - 2))\n goto err;\n {\n BIGNUM *p = BN_new(), *q = BN_new();\n if (p == NULL || q == NULL) {\n BN_free(p);\n BN_free(q);\n goto err;\n }\n BN_with_flags(p, rsa->p, BN_FLG_CONSTTIME);\n BN_with_flags(q, rsa->q, BN_FLG_CONSTTIME);\n if (rsa->flags & RSA_FLAG_CACHE_PRIVATE) {\n if (!BN_MONT_CTX_set_locked\n (&rsa->_method_mod_p, rsa->lock, p, ctx)\n || !BN_MONT_CTX_set_locked(&rsa->_method_mod_q,\n rsa->lock, q, ctx)) {\n BN_free(p);\n BN_free(q);\n goto err;\n }\n if (ex_primes > 0) {\n BIGNUM *r = BN_new();\n if (r == NULL) {\n BN_free(p);\n BN_free(q);\n goto err;\n }\n for (i = 0; i < ex_primes; i++) {\n pinfo = sk_RSA_PRIME_INFO_value(rsa->prime_infos, i);\n BN_with_flags(r, pinfo->r, BN_FLG_CONSTTIME);\n if (!BN_MONT_CTX_set_locked(&pinfo->m, rsa->lock, r, ctx)) {\n BN_free(p);\n BN_free(q);\n BN_free(r);\n goto err;\n }\n }\n BN_free(r);\n }\n }\n BN_free(p);\n BN_free(q);\n }\n if (rsa->flags & RSA_FLAG_CACHE_PUBLIC)\n if (!BN_MONT_CTX_set_locked\n (&rsa->_method_mod_n, rsa->lock, rsa->n, ctx))\n goto err;\n {\n BIGNUM *c = BN_new();\n if (c == NULL)\n goto err;\n BN_with_flags(c, I, BN_FLG_CONSTTIME);\n if (!BN_mod(r1, c, rsa->q, ctx)) {\n BN_free(c);\n goto err;\n }\n {\n BIGNUM *dmq1 = BN_new();\n if (dmq1 == NULL) {\n BN_free(c);\n goto err;\n }\n BN_with_flags(dmq1, rsa->dmq1, BN_FLG_CONSTTIME);\n if (!rsa->meth->bn_mod_exp(m1, r1, dmq1, rsa->q, ctx,\n rsa->_method_mod_q)) {\n BN_free(c);\n BN_free(dmq1);\n goto err;\n }\n BN_free(dmq1);\n }\n if (!BN_mod(r1, c, rsa->p, ctx)) {\n BN_free(c);\n goto err;\n }\n BN_free(c);\n }\n {\n BIGNUM *dmp1 = BN_new();\n if (dmp1 == NULL)\n goto err;\n BN_with_flags(dmp1, rsa->dmp1, BN_FLG_CONSTTIME);\n if (!rsa->meth->bn_mod_exp(r0, r1, dmp1, rsa->p, ctx,\n rsa->_method_mod_p)) {\n BN_free(dmp1);\n goto err;\n }\n BN_free(dmp1);\n }\n if (ex_primes > 0) {\n BIGNUM *di = BN_new(), *cc = BN_new();\n if (cc == NULL || di == NULL) {\n BN_free(cc);\n BN_free(di);\n goto err;\n }\n for (i = 0; i < ex_primes; i++) {\n if ((m[i] = BN_CTX_get(ctx)) == NULL) {\n BN_free(cc);\n BN_free(di);\n goto err;\n }\n pinfo = sk_RSA_PRIME_INFO_value(rsa->prime_infos, i);\n BN_with_flags(cc, I, BN_FLG_CONSTTIME);\n BN_with_flags(di, pinfo->d, BN_FLG_CONSTTIME);\n if (!BN_mod(r1, cc, pinfo->r, ctx)) {\n BN_free(cc);\n BN_free(di);\n goto err;\n }\n if (!rsa->meth->bn_mod_exp(m[i], r1, di, pinfo->r, ctx, pinfo->m)) {\n BN_free(cc);\n BN_free(di);\n goto err;\n }\n }\n BN_free(cc);\n BN_free(di);\n }\n if (!BN_sub(r0, r0, m1))\n goto err;\n if (BN_is_negative(r0))\n if (!BN_add(r0, r0, rsa->p))\n goto err;\n if (!BN_mul(r1, r0, rsa->iqmp, ctx))\n goto err;\n {\n BIGNUM *pr1 = BN_new();\n if (pr1 == NULL)\n goto err;\n BN_with_flags(pr1, r1, BN_FLG_CONSTTIME);\n if (!BN_mod(r0, pr1, rsa->p, ctx)) {\n BN_free(pr1);\n goto err;\n }\n BN_free(pr1);\n }\n if (BN_is_negative(r0))\n if (!BN_add(r0, r0, rsa->p))\n goto err;\n if (!BN_mul(r1, r0, rsa->q, ctx))\n goto err;\n if (!BN_add(r0, r1, m1))\n goto err;\n if (ex_primes > 0) {\n BIGNUM *pr2 = BN_new();\n if (pr2 == NULL)\n goto err;\n for (i = 0; i < ex_primes; i++) {\n pinfo = sk_RSA_PRIME_INFO_value(rsa->prime_infos, i);\n if (!BN_sub(r1, m[i], r0)) {\n BN_free(pr2);\n goto err;\n }\n if (!BN_mul(r2, r1, pinfo->t, ctx)) {\n BN_free(pr2);\n goto err;\n }\n BN_with_flags(pr2, r2, BN_FLG_CONSTTIME);\n if (!BN_mod(r1, pr2, pinfo->r, ctx)) {\n BN_free(pr2);\n goto err;\n }\n if (BN_is_negative(r1))\n if (!BN_add(r1, r1, pinfo->r)) {\n BN_free(pr2);\n goto err;\n }\n if (!BN_mul(r1, r1, pinfo->pp, ctx)) {\n BN_free(pr2);\n goto err;\n }\n if (!BN_add(r0, r0, r1)) {\n BN_free(pr2);\n goto err;\n }\n }\n BN_free(pr2);\n }\n if (rsa->e && rsa->n) {\n if (!rsa->meth->bn_mod_exp(vrfy, r0, rsa->e, rsa->n, ctx,\n rsa->_method_mod_n))\n goto err;\n if (!BN_sub(vrfy, vrfy, I))\n goto err;\n if (!BN_mod(vrfy, vrfy, rsa->n, ctx))\n goto err;\n if (BN_is_negative(vrfy))\n if (!BN_add(vrfy, vrfy, rsa->n))\n goto err;\n if (!BN_is_zero(vrfy)) {\n BIGNUM *d = BN_new();\n if (d == NULL)\n goto err;\n BN_with_flags(d, rsa->d, BN_FLG_CONSTTIME);\n if (!rsa->meth->bn_mod_exp(r0, I, d, rsa->n, ctx,\n rsa->_method_mod_n)) {\n BN_free(d);\n goto err;\n }\n BN_free(d);\n }\n }\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return 0;\n }\n if (dv != NULL)\n BN_zero(dv);\n return 1;\n }\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.flags = BN_FLG_STATIC_DATA;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n resp++;\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n resp--;\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int ret, r_neg, cmp_res;\n bn_check_top(a);\n bn_check_top(b);\n if (a->neg == b->neg) {\n r_neg = a->neg;\n ret = BN_uadd(r, a, b);\n } else {\n cmp_res = BN_ucmp(a, b);\n if (cmp_res > 0) {\n r_neg = a->neg;\n ret = BN_usub(r, a, b);\n } else if (cmp_res < 0) {\n r_neg = b->neg;\n ret = BN_usub(r, b, a);\n } else {\n r_neg = 0;\n BN_zero(r);\n ret = 1;\n }\n }\n r->neg = r_neg;\n bn_check_top(r);\n return ret;\n}', 'int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int max, min, dif;\n const BN_ULONG *ap, *bp;\n BN_ULONG *rp, carry, t1, t2;\n bn_check_top(a);\n bn_check_top(b);\n if (a->top < b->top) {\n const BIGNUM *tmp;\n tmp = a;\n a = b;\n b = tmp;\n }\n max = a->top;\n min = b->top;\n dif = max - min;\n if (bn_wexpand(r, max + 1) == NULL)\n return 0;\n r->top = max;\n ap = a->d;\n bp = b->d;\n rp = r->d;\n carry = bn_add_words(rp, ap, bp, min);\n rp += min;\n ap += min;\n while (dif) {\n dif--;\n t1 = *(ap++);\n t2 = (t1 + carry) & BN_MASK2;\n *(rp++) = t2;\n carry &= (t2 == 0);\n }\n *rp = carry;\n r->top += carry;\n r->neg = 0;\n bn_check_top(r);\n return 1;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}'] |
11,869 | 0 | https://github.com/openssl/openssl/blob/e3713c365c2657236439fea00822a43aa396d112/test/evp_test.c/#L1389 | static int pbe_test_init(EVP_TEST *t, const char *alg)
{
PBE_DATA *pdat;
PBE_TYPE pbe_type = PBE_TYPE_INVALID;
if (strcmp(alg, "scrypt") == 0) {
#ifndef OPENSSL_NO_SCRYPT
pbe_type = PBE_TYPE_SCRYPT;
#else
t->skip = 1;
return 1;
#endif
} else if (strcmp(alg, "pbkdf2") == 0) {
pbe_type = PBE_TYPE_PBKDF2;
} else if (strcmp(alg, "pkcs12") == 0) {
pbe_type = PBE_TYPE_PKCS12;
} else {
TEST_error("Unknown pbe algorithm %s", alg);
}
pdat = OPENSSL_zalloc(sizeof(*pdat));
pdat->pbe_type = pbe_type;
t->data = pdat;
return 1;
} | ['static int pbe_test_init(EVP_TEST *t, const char *alg)\n{\n PBE_DATA *pdat;\n PBE_TYPE pbe_type = PBE_TYPE_INVALID;\n if (strcmp(alg, "scrypt") == 0) {\n#ifndef OPENSSL_NO_SCRYPT\n pbe_type = PBE_TYPE_SCRYPT;\n#else\n t->skip = 1;\n return 1;\n#endif\n } else if (strcmp(alg, "pbkdf2") == 0) {\n pbe_type = PBE_TYPE_PBKDF2;\n } else if (strcmp(alg, "pkcs12") == 0) {\n pbe_type = PBE_TYPE_PKCS12;\n } else {\n TEST_error("Unknown pbe algorithm %s", alg);\n }\n pdat = OPENSSL_zalloc(sizeof(*pdat));\n pdat->pbe_type = pbe_type;\n t->data = pdat;\n return 1;\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n void *ret = CRYPTO_malloc(num, file, line);\n FAILTEST();\n if (ret != NULL)\n memset(ret, 0, num);\n return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n INCREMENT(malloc_count);\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n (void)(file); (void)(line);\n ret = malloc(num);\n#endif\n return ret;\n}'] |
11,870 | 0 | https://github.com/openssl/openssl/blob/24b8e4b2c835d6bf52c2768d4d4a78ed7d7e85bb/ssl/packet.c/#L49 | int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
{
assert(pkt->subs != NULL && len != 0);
if (pkt->subs == NULL || len == 0)
return 0;
if (pkt->maxsize - pkt->written < len)
return 0;
if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
size_t newlen;
size_t reflen;
reflen = (len > pkt->buf->length) ? len : pkt->buf->length;
if (reflen > SIZE_MAX / 2) {
newlen = SIZE_MAX;
} else {
newlen = reflen * 2;
if (newlen < DEFAULT_BUF_SIZE)
newlen = DEFAULT_BUF_SIZE;
}
if (BUF_MEM_grow(pkt->buf, newlen) == 0)
return 0;
}
if (allocbytes != NULL)
*allocbytes = WPACKET_get_curr(pkt);
return 1;
} | ['int tls_construct_client_renegotiate(SSL *s, WPACKET *pkt, int *al)\n{\n if (!s->renegotiate)\n return 1;\n if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)\n || !WPACKET_start_sub_packet_u16(pkt)\n || !WPACKET_sub_memcpy_u8(pkt, s->s3->previous_client_finished,\n s->s3->previous_client_finished_len)\n || !WPACKET_close(pkt)) {\n SSLerr(SSL_F_TLS_CONSTRUCT_CLIENT_RENEGOTIATE, ERR_R_INTERNAL_ERROR);\n return 0;\n }\n return 1;\n}', 'int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)\n{\n WPACKET_SUB *sub;\n unsigned char *lenchars;\n assert(pkt->subs != NULL);\n if (pkt->subs == NULL)\n return 0;\n sub = OPENSSL_zalloc(sizeof(*sub));\n if (sub == NULL)\n return 0;\n sub->parent = pkt->subs;\n pkt->subs = sub;\n sub->pwritten = pkt->written + lenbytes;\n sub->lenbytes = lenbytes;\n if (lenbytes == 0) {\n sub->packet_len = 0;\n return 1;\n }\n if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))\n return 0;\n sub->packet_len = lenchars - GETBUF(pkt);\n return 1;\n}', 'int WPACKET_sub_memcpy__(WPACKET *pkt, const void *src, size_t len,\n size_t lenbytes)\n{\n if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)\n || !WPACKET_memcpy(pkt, src, len)\n || !WPACKET_close(pkt))\n return 0;\n return 1;\n}', 'int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n if (!WPACKET_reserve_bytes(pkt, len, allocbytes))\n return 0;\n pkt->written += len;\n pkt->curr += len;\n return 1;\n}', 'int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n assert(pkt->subs != NULL && len != 0);\n if (pkt->subs == NULL || len == 0)\n return 0;\n if (pkt->maxsize - pkt->written < len)\n return 0;\n if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {\n size_t newlen;\n size_t reflen;\n reflen = (len > pkt->buf->length) ? len : pkt->buf->length;\n if (reflen > SIZE_MAX / 2) {\n newlen = SIZE_MAX;\n } else {\n newlen = reflen * 2;\n if (newlen < DEFAULT_BUF_SIZE)\n newlen = DEFAULT_BUF_SIZE;\n }\n if (BUF_MEM_grow(pkt->buf, newlen) == 0)\n return 0;\n }\n if (allocbytes != NULL)\n *allocbytes = WPACKET_get_curr(pkt);\n return 1;\n}'] |
11,871 | 0 | https://gitlab.com/libtiff/libtiff/blob/bfbc717684115d7beb96c82255dad2dd4a4b8845/libtiff/tif_swab.c/#L192 | void
TIFFSwabArrayOfDouble(double* dp, tmsize_t n)
{
register unsigned char *cp;
register unsigned char t;
assert(sizeof(double)==8);
while (n-- > 0) {
cp = (unsigned char *)dp;
t = cp[7]; cp[7] = cp[0]; cp[0] = t;
t = cp[6]; cp[6] = cp[1]; cp[1] = t;
t = cp[5]; cp[5] = cp[2]; cp[2] = t;
t = cp[4]; cp[4] = cp[3]; cp[3] = t;
dp++;
}
} | ['static int\nwriteSelections(TIFF *in, TIFF **out, struct crop_mask *crop,\n struct image_data *image, struct dump_opts *dump,\n struct buffinfo seg_buffs[], char *mp, char *filename,\n unsigned int *page, unsigned int total_pages)\n {\n int i, page_count;\n int autoindex = 0;\n unsigned char *crop_buff = NULL;\n switch (crop->exp_mode)\n {\n case ONE_FILE_COMPOSITE:\n autoindex = 0;\n crop_buff = seg_buffs[0].buffer;\n if (update_output_file (out, mp, autoindex, filename, page))\n return (1);\n page_count = total_pages;\n if (writeCroppedImage(in, *out, image, dump,\n crop->combined_width,\n crop->combined_length,\n crop_buff, *page, total_pages))\n {\n TIFFError("writeRegions", "Unable to write new image");\n return (-1);\n }\n\t break;\n case ONE_FILE_SEPARATED:\n autoindex = 0;\n if (update_output_file (out, mp, autoindex, filename, page))\n return (1);\n page_count = crop->selections * total_pages;\n for (i = 0; i < crop->selections; i++)\n {\n crop_buff = seg_buffs[i].buffer;\n if (writeCroppedImage(in, *out, image, dump,\n crop->regionlist[i].width,\n crop->regionlist[i].length,\n crop_buff, *page, page_count))\n {\n TIFFError("writeRegions", "Unable to write new image");\n return (-1);\n }\n\t }\n break;\n case FILE_PER_IMAGE_COMPOSITE:\n autoindex = 1;\n if (update_output_file (out, mp, autoindex, filename, page))\n return (1);\n crop_buff = seg_buffs[0].buffer;\n if (writeCroppedImage(in, *out, image, dump,\n crop->combined_width,\n crop->combined_length,\n crop_buff, *page, total_pages))\n {\n TIFFError("writeRegions", "Unable to write new image");\n return (-1);\n }\n break;\n case FILE_PER_IMAGE_SEPARATED:\n autoindex = 1;\n page_count = crop->selections;\n if (update_output_file (out, mp, autoindex, filename, page))\n return (1);\n for (i = 0; i < crop->selections; i++)\n {\n crop_buff = seg_buffs[i].buffer;\n if (writeCroppedImage(in, *out, image, dump,\n crop->regionlist[i].width,\n crop->regionlist[i].length,\n crop_buff, *page, page_count))\n {\n TIFFError("writeRegions", "Unable to write new image");\n return (-1);\n }\n }\n break;\n case FILE_PER_SELECTION:\n autoindex = 1;\n\t page_count = 1;\n for (i = 0; i < crop->selections; i++)\n {\n if (update_output_file (out, mp, autoindex, filename, page))\n return (1);\n crop_buff = seg_buffs[i].buffer;\n if (writeCroppedImage(in, *out, image, dump,\n crop->regionlist[i].width,\n crop->regionlist[i].length,\n crop_buff, *page, page_count))\n {\n TIFFError("writeRegions", "Unable to write new image");\n return (-1);\n }\n }\n\t break;\n default: return (1);\n }\n return (0);\n }', 'static int\nupdate_output_file (TIFF **tiffout, char *mode, int autoindex,\n char *outname, unsigned int *page)\n {\n static int findex = 0;\n char *sep;\n char filenum[16];\n char export_ext[16];\n char exportname[PATH_MAX];\n strcpy (export_ext, ".tiff");\n if (autoindex && (*tiffout != NULL))\n {\n TIFFClose (*tiffout);\n *tiffout = NULL;\n }\n strncpy (exportname, outname, PATH_MAX - 15);\n if (*tiffout == NULL)\n {\n if (autoindex)\n {\n findex++;\n if ((sep = strstr(exportname, ".tif")) || (sep = strstr(exportname, ".TIF")))\n {\n strncpy (export_ext, sep, 5);\n *sep = \'\\0\';\n }\n else\n strncpy (export_ext, ".tiff", 5);\n export_ext[5] = \'\\0\';\n sprintf (filenum, "-%03d%s", findex, export_ext);\n filenum[15] = \'\\0\';\n strncat (exportname, filenum, 14);\n }\n *tiffout = TIFFOpen(exportname, mode);\n if (*tiffout == NULL)\n {\n TIFFError("update_output_file", "Unable to open output file %s\\n", exportname);\n return 1;\n }\n *page = 0;\n return 0;\n }\n else\n (*page)++;\n return 0;\n }', 'void\nTIFFClose(TIFF* tif)\n{\n\tTIFFCloseProc closeproc = tif->tif_closeproc;\n\tthandle_t fd = tif->tif_clientdata;\n\tTIFFCleanup(tif);\n\t(void) (*closeproc)(fd);\n}', 'void\nTIFFCleanup(TIFF* tif)\n{\n\tif (tif->tif_mode != O_RDONLY)\n\t\tTIFFFlush(tif);\n\t(*tif->tif_cleanup)(tif);\n\tTIFFFreeDirectory(tif);\n\tif (tif->tif_dirlist)\n\t\t_TIFFfree(tif->tif_dirlist);\n\twhile( tif->tif_clientinfo )\n\t{\n\t\tTIFFClientInfoLink *link = tif->tif_clientinfo;\n\t\ttif->tif_clientinfo = link->next;\n\t\t_TIFFfree( link->name );\n\t\t_TIFFfree( link );\n\t}\n\tif (tif->tif_rawdata && (tif->tif_flags&TIFF_MYBUFFER))\n\t\t_TIFFfree(tif->tif_rawdata);\n\tif (isMapped(tif))\n\t\tTIFFUnmapFileContents(tif, tif->tif_base, (toff_t)tif->tif_size);\n\tif (tif->tif_fields && tif->tif_nfields > 0) {\n\t\tuint32 i;\n\t\tfor (i = 0; i < tif->tif_nfields; i++) {\n\t\t\tTIFFField *fld = tif->tif_fields[i];\n\t\t\tif (fld->field_bit == FIELD_CUSTOM &&\n\t\t\t strncmp("Tag ", fld->field_name, 4) == 0) {\n\t\t\t\t_TIFFfree(fld->field_name);\n\t\t\t\t_TIFFfree(fld);\n\t\t\t}\n\t\t}\n\t\t_TIFFfree(tif->tif_fields);\n\t}\n if (tif->tif_nfieldscompat > 0) {\n uint32 i;\n for (i = 0; i < tif->tif_nfieldscompat; i++) {\n if (tif->tif_fieldscompat[i].allocated_size)\n _TIFFfree(tif->tif_fieldscompat[i].fields);\n }\n _TIFFfree(tif->tif_fieldscompat);\n }\n\t_TIFFfree(tif);\n}', 'int\nTIFFFlush(TIFF* tif)\n{\n if( tif->tif_mode == O_RDONLY )\n return 1;\n if (!TIFFFlushData(tif))\n return (0);\n if( (tif->tif_flags & TIFF_DIRTYSTRIP)\n && !(tif->tif_flags & TIFF_DIRTYDIRECT)\n && tif->tif_mode == O_RDWR )\n {\n uint64 *offsets=NULL, *sizes=NULL;\n if( TIFFIsTiled(tif) )\n {\n if( TIFFGetField( tif, TIFFTAG_TILEOFFSETS, &offsets )\n && TIFFGetField( tif, TIFFTAG_TILEBYTECOUNTS, &sizes )\n && _TIFFRewriteField( tif, TIFFTAG_TILEOFFSETS, TIFF_LONG8,\n tif->tif_dir.td_nstrips, offsets )\n && _TIFFRewriteField( tif, TIFFTAG_TILEBYTECOUNTS, TIFF_LONG8,\n tif->tif_dir.td_nstrips, sizes ) )\n {\n tif->tif_flags &= ~TIFF_DIRTYSTRIP;\n tif->tif_flags &= ~TIFF_BEENWRITING;\n return 1;\n }\n }\n else\n {\n if( TIFFGetField( tif, TIFFTAG_STRIPOFFSETS, &offsets )\n && TIFFGetField( tif, TIFFTAG_STRIPBYTECOUNTS, &sizes )\n && _TIFFRewriteField( tif, TIFFTAG_STRIPOFFSETS, TIFF_LONG8,\n tif->tif_dir.td_nstrips, offsets )\n && _TIFFRewriteField( tif, TIFFTAG_STRIPBYTECOUNTS, TIFF_LONG8,\n tif->tif_dir.td_nstrips, sizes ) )\n {\n tif->tif_flags &= ~TIFF_DIRTYSTRIP;\n tif->tif_flags &= ~TIFF_BEENWRITING;\n return 1;\n }\n }\n }\n if ((tif->tif_flags & (TIFF_DIRTYDIRECT|TIFF_DIRTYSTRIP))\n && !TIFFRewriteDirectory(tif))\n return (0);\n return (1);\n}', 'int\nTIFFRewriteDirectory( TIFF *tif )\n{\n\tstatic const char module[] = "TIFFRewriteDirectory";\n\tif( tif->tif_diroff == 0 )\n\t\treturn TIFFWriteDirectory( tif );\n\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t{\n\t\tif (tif->tif_header.classic.tiff_diroff == tif->tif_diroff)\n\t\t{\n\t\t\ttif->tif_header.classic.tiff_diroff = 0;\n\t\t\ttif->tif_diroff = 0;\n\t\t\tTIFFSeekFile(tif,4,SEEK_SET);\n\t\t\tif (!WriteOK(tif, &(tif->tif_header.classic.tiff_diroff),4))\n\t\t\t{\n\t\t\t\tTIFFErrorExt(tif->tif_clientdata, tif->tif_name,\n\t\t\t\t "Error updating TIFF header");\n\t\t\t\treturn (0);\n\t\t\t}\n\t\t}\n\t\telse\n\t\t{\n\t\t\tuint32 nextdir;\n\t\t\tnextdir = tif->tif_header.classic.tiff_diroff;\n\t\t\twhile(1) {\n\t\t\t\tuint16 dircount;\n\t\t\t\tuint32 nextnextdir;\n\t\t\t\tif (!SeekOK(tif, nextdir) ||\n\t\t\t\t !ReadOK(tif, &dircount, 2)) {\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Error fetching directory count");\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tif (tif->tif_flags & TIFF_SWAB)\n\t\t\t\t\tTIFFSwabShort(&dircount);\n\t\t\t\t(void) TIFFSeekFile(tif,\n\t\t\t\t nextdir+2+dircount*12, SEEK_SET);\n\t\t\t\tif (!ReadOK(tif, &nextnextdir, 4)) {\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Error fetching directory link");\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tif (tif->tif_flags & TIFF_SWAB)\n\t\t\t\t\tTIFFSwabLong(&nextnextdir);\n\t\t\t\tif (nextnextdir==tif->tif_diroff)\n\t\t\t\t{\n\t\t\t\t\tuint32 m;\n\t\t\t\t\tm=0;\n\t\t\t\t\t(void) TIFFSeekFile(tif,\n\t\t\t\t\t nextdir+2+dircount*12, SEEK_SET);\n\t\t\t\t\tif (!WriteOK(tif, &m, 4)) {\n\t\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t\t "Error writing directory link");\n\t\t\t\t\t\treturn (0);\n\t\t\t\t\t}\n\t\t\t\t\ttif->tif_diroff=0;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\tnextdir=nextnextdir;\n\t\t\t}\n\t\t}\n\t}\n\telse\n\t{\n\t\tif (tif->tif_header.big.tiff_diroff == tif->tif_diroff)\n\t\t{\n\t\t\ttif->tif_header.big.tiff_diroff = 0;\n\t\t\ttif->tif_diroff = 0;\n\t\t\tTIFFSeekFile(tif,8,SEEK_SET);\n\t\t\tif (!WriteOK(tif, &(tif->tif_header.big.tiff_diroff),8))\n\t\t\t{\n\t\t\t\tTIFFErrorExt(tif->tif_clientdata, tif->tif_name,\n\t\t\t\t "Error updating TIFF header");\n\t\t\t\treturn (0);\n\t\t\t}\n\t\t}\n\t\telse\n\t\t{\n\t\t\tuint64 nextdir;\n\t\t\tnextdir = tif->tif_header.big.tiff_diroff;\n\t\t\twhile(1) {\n\t\t\t\tuint64 dircount64;\n\t\t\t\tuint16 dircount;\n\t\t\t\tuint64 nextnextdir;\n\t\t\t\tif (!SeekOK(tif, nextdir) ||\n\t\t\t\t !ReadOK(tif, &dircount64, 8)) {\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Error fetching directory count");\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tif (tif->tif_flags & TIFF_SWAB)\n\t\t\t\t\tTIFFSwabLong8(&dircount64);\n\t\t\t\tif (dircount64>0xFFFF)\n\t\t\t\t{\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Sanity check on tag count failed, likely corrupt TIFF");\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tdircount=(uint16)dircount64;\n\t\t\t\t(void) TIFFSeekFile(tif,\n\t\t\t\t nextdir+8+dircount*20, SEEK_SET);\n\t\t\t\tif (!ReadOK(tif, &nextnextdir, 8)) {\n\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t "Error fetching directory link");\n\t\t\t\t\treturn (0);\n\t\t\t\t}\n\t\t\t\tif (tif->tif_flags & TIFF_SWAB)\n\t\t\t\t\tTIFFSwabLong8(&nextnextdir);\n\t\t\t\tif (nextnextdir==tif->tif_diroff)\n\t\t\t\t{\n\t\t\t\t\tuint64 m;\n\t\t\t\t\tm=0;\n\t\t\t\t\t(void) TIFFSeekFile(tif,\n\t\t\t\t\t nextdir+8+dircount*20, SEEK_SET);\n\t\t\t\t\tif (!WriteOK(tif, &m, 8)) {\n\t\t\t\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t\t\t\t "Error writing directory link");\n\t\t\t\t\t\treturn (0);\n\t\t\t\t\t}\n\t\t\t\t\ttif->tif_diroff=0;\n\t\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t\tnextdir=nextnextdir;\n\t\t\t}\n\t\t}\n\t}\n\treturn TIFFWriteDirectory( tif );\n}', 'int\nTIFFWriteDirectory(TIFF* tif)\n{\n\treturn TIFFWriteDirectorySec(tif,TRUE,TRUE,NULL);\n}', 'static int\nTIFFWriteDirectorySec(TIFF* tif, int isimage, int imagedone, uint64* pdiroff)\n{\n\tstatic const char module[] = "TIFFWriteDirectorySec";\n\tuint32 ndir;\n\tTIFFDirEntry* dir;\n\tuint32 dirsize;\n\tvoid* dirmem;\n\tuint32 m;\n\tif (tif->tif_mode == O_RDONLY)\n\t\treturn (1);\n\tif (imagedone)\n\t{\n\t\tif (tif->tif_flags & TIFF_POSTENCODE)\n\t\t{\n\t\t\ttif->tif_flags &= ~TIFF_POSTENCODE;\n\t\t\tif (!(*tif->tif_postencode)(tif))\n\t\t\t{\n\t\t\t\tTIFFErrorExt(tif->tif_clientdata,module,\n\t\t\t\t "Error post-encoding before directory write");\n\t\t\t\treturn (0);\n\t\t\t}\n\t\t}\n\t\t(*tif->tif_close)(tif);\n\t\tif (tif->tif_rawcc > 0\n\t\t && (tif->tif_flags & TIFF_BEENWRITING) != 0 )\n\t\t{\n\t\t if( !TIFFFlushData1(tif) )\n {\n\t\t\tTIFFErrorExt(tif->tif_clientdata, module,\n\t\t\t "Error flushing data before directory write");\n\t\t\treturn (0);\n }\n\t\t}\n\t\tif ((tif->tif_flags & TIFF_MYBUFFER) && tif->tif_rawdata)\n\t\t{\n\t\t\t_TIFFfree(tif->tif_rawdata);\n\t\t\ttif->tif_rawdata = NULL;\n\t\t\ttif->tif_rawcc = 0;\n\t\t\ttif->tif_rawdatasize = 0;\n tif->tif_rawdataoff = 0;\n tif->tif_rawdataloaded = 0;\n\t\t}\n\t\ttif->tif_flags &= ~(TIFF_BEENWRITING|TIFF_BUFFERSETUP);\n\t}\n\tdir=NULL;\n\tdirmem=NULL;\n\tdirsize=0;\n\twhile (1)\n\t{\n\t\tndir=0;\n\t\tif (isimage)\n\t\t{\n\t\t\tif (TIFFFieldSet(tif,FIELD_IMAGEDIMENSIONS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGEWIDTH,tif->tif_dir.td_imagewidth))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_IMAGELENGTH,tif->tif_dir.td_imagelength))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TILEDIMENSIONS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILEWIDTH,tif->tif_dir.td_tilewidth))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_TILELENGTH,tif->tif_dir.td_tilelength))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_RESOLUTION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XRESOLUTION,tif->tif_dir.td_xresolution))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YRESOLUTION,tif->tif_dir.td_yresolution))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_POSITION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_XPOSITION,tif->tif_dir.td_xposition))\n\t\t\t\t\tgoto bad;\n\t\t\t\tif (!TIFFWriteDirectoryTagRational(tif,&ndir,dir,TIFFTAG_YPOSITION,tif->tif_dir.td_yposition))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SUBFILETYPE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_SUBFILETYPE,tif->tif_dir.td_subfiletype))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_BITSPERSAMPLE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_BITSPERSAMPLE,tif->tif_dir.td_bitspersample))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_COMPRESSION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_COMPRESSION,tif->tif_dir.td_compression))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PHOTOMETRIC))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PHOTOMETRIC,tif->tif_dir.td_photometric))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_THRESHHOLDING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_THRESHHOLDING,tif->tif_dir.td_threshholding))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_FILLORDER))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_FILLORDER,tif->tif_dir.td_fillorder))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_ORIENTATION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_ORIENTATION,tif->tif_dir.td_orientation))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SAMPLESPERPIXEL))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_SAMPLESPERPIXEL,tif->tif_dir.td_samplesperpixel))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_ROWSPERSTRIP))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortLong(tif,&ndir,dir,TIFFTAG_ROWSPERSTRIP,tif->tif_dir.td_rowsperstrip))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_MINSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MINSAMPLEVALUE,tif->tif_dir.td_minsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_MAXSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_MAXSAMPLEVALUE,tif->tif_dir.td_maxsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PLANARCONFIG))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_PLANARCONFIG,tif->tif_dir.td_planarconfig))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_RESOLUTIONUNIT))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_RESOLUTIONUNIT,tif->tif_dir.td_resolutionunit))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_PAGENUMBER))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_PAGENUMBER,2,&tif->tif_dir.td_pagenumber[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_STRIPBYTECOUNTS))\n\t\t\t{\n\t\t\t\tif (!isTiled(tif))\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEBYTECOUNTS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripbytecount))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_STRIPOFFSETS))\n\t\t\t{\n\t\t\t\tif (!isTiled(tif))\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_STRIPOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t{\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongLong8Array(tif,&ndir,dir,TIFFTAG_TILEOFFSETS,tif->tif_dir.td_nstrips,tif->tif_dir.td_stripoffset))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_COLORMAP))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagColormap(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_EXTRASAMPLES))\n\t\t\t{\n\t\t\t\tif (tif->tif_dir.td_extrasamples)\n\t\t\t\t{\n\t\t\t\t\tuint16 na;\n\t\t\t\t\tuint16* nb;\n\t\t\t\t\tTIFFGetFieldDefaulted(tif,TIFFTAG_EXTRASAMPLES,&na,&nb);\n\t\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_EXTRASAMPLES,na,nb))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SAMPLEFORMAT))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortPerSample(tif,&ndir,dir,TIFFTAG_SAMPLEFORMAT,tif->tif_dir.td_sampleformat))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SMINSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSampleformatPerSample(tif,&ndir,dir,TIFFTAG_SMINSAMPLEVALUE,tif->tif_dir.td_sminsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SMAXSAMPLEVALUE))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSampleformatPerSample(tif,&ndir,dir,TIFFTAG_SMAXSAMPLEVALUE,tif->tif_dir.td_smaxsamplevalue))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_IMAGEDEPTH))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_IMAGEDEPTH,tif->tif_dir.td_imagedepth))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TILEDEPTH))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,TIFFTAG_TILEDEPTH,tif->tif_dir.td_tiledepth))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_HALFTONEHINTS))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_HALFTONEHINTS,2,&tif->tif_dir.td_halftonehints[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_YCBCRSUBSAMPLING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,TIFFTAG_YCBCRSUBSAMPLING,2,&tif->tif_dir.td_ycbcrsubsampling[0]))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_YCBCRPOSITIONING))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,TIFFTAG_YCBCRPOSITIONING,tif->tif_dir.td_ycbcrpositioning))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_TRANSFERFUNCTION))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagTransferfunction(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_INKNAMES))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,TIFFTAG_INKNAMES,tif->tif_dir.td_inknameslen,tif->tif_dir.td_inknames))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\tif (TIFFFieldSet(tif,FIELD_SUBIFD))\n\t\t\t{\n\t\t\t\tif (!TIFFWriteDirectoryTagSubifd(tif,&ndir,dir))\n\t\t\t\t\tgoto bad;\n\t\t\t}\n\t\t\t{\n\t\t\t\tuint32 n;\n\t\t\t\tfor (n=0; n<tif->tif_nfields; n++) {\n\t\t\t\t\tconst TIFFField* o;\n\t\t\t\t\to = tif->tif_fields[n];\n\t\t\t\t\tif ((o->field_bit>=FIELD_CODEC)&&(TIFFFieldSet(tif,o->field_bit)))\n\t\t\t\t\t{\n\t\t\t\t\t\tswitch (o->get_field_type)\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\tcase TIFF_SETGET_ASCII:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 pa;\n\t\t\t\t\t\t\t\t\tchar* pb;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_ASCII);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==TIFF_VARIABLE);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&pb);\n\t\t\t\t\t\t\t\t\tpa=(uint32)(strlen(pb));\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,o->field_tag,pa,pb))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_UINT16:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint16 p;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_SHORT);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==1);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&p);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagShort(tif,&ndir,dir,o->field_tag,p))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_UINT32:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 p;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_LONG);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==1);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==0);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&p);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagLong(tif,&ndir,dir,o->field_tag,p))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tcase TIFF_SETGET_C32_UINT8:\n\t\t\t\t\t\t\t\t{\n\t\t\t\t\t\t\t\t\tuint32 pa;\n\t\t\t\t\t\t\t\t\tvoid* pb;\n\t\t\t\t\t\t\t\t\tassert(o->field_type==TIFF_UNDEFINED);\n\t\t\t\t\t\t\t\t\tassert(o->field_readcount==TIFF_VARIABLE2);\n\t\t\t\t\t\t\t\t\tassert(o->field_passcount==1);\n\t\t\t\t\t\t\t\t\tTIFFGetField(tif,o->field_tag,&pa,&pb);\n\t\t\t\t\t\t\t\t\tif (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,o->field_tag,pa,pb))\n\t\t\t\t\t\t\t\t\t\tgoto bad;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\tdefault:\n\t\t\t\t\t\t\t\tassert(0);\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t\tfor (m=0; m<(uint32)(tif->tif_dir.td_customValueCount); m++)\n\t\t{\n\t\t\tswitch (tif->tif_dir.td_customValues[m].info->field_type)\n\t\t\t{\n\t\t\t\tcase TIFF_ASCII:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagAscii(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_UNDEFINED:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagUndefinedArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_BYTE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagByteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SBYTE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSbyteArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SHORT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagShortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SSHORT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSshortArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_LONG:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SLONG:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSlongArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_LONG8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagLong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SLONG8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSlong8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_RATIONAL:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagRationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_SRATIONAL:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagSrationalArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_FLOAT:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagFloatArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_DOUBLE:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagDoubleArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_IFD:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagIfdArray(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tcase TIFF_IFD8:\n\t\t\t\t\tif (!TIFFWriteDirectoryTagIfdIfd8Array(tif,&ndir,dir,tif->tif_dir.td_customValues[m].info->field_tag,tif->tif_dir.td_customValues[m].count,tif->tif_dir.td_customValues[m].value))\n\t\t\t\t\t\tgoto bad;\n\t\t\t\t\tbreak;\n\t\t\t\tdefault:\n\t\t\t\t\tassert(0);\n\t\t\t\t\tbreak;\n\t\t\t}\n\t\t}\n\t\tif (dir!=NULL)\n\t\t\tbreak;\n\t\tdir=_TIFFmalloc(ndir*sizeof(TIFFDirEntry));\n\t\tif (dir==NULL)\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Out of memory");\n\t\t\tgoto bad;\n\t\t}\n\t\tif (isimage)\n\t\t{\n\t\t\tif ((tif->tif_diroff==0)&&(!TIFFLinkDirectory(tif)))\n\t\t\t\tgoto bad;\n\t\t}\n\t\telse\n\t\t\ttif->tif_diroff=(TIFFSeekFile(tif,0,SEEK_END)+1)&(~1);\n\t\tif (pdiroff!=NULL)\n\t\t\t*pdiroff=tif->tif_diroff;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\tdirsize=2+ndir*12+4;\n\t\telse\n\t\t\tdirsize=8+ndir*20+8;\n\t\ttif->tif_dataoff=tif->tif_diroff+dirsize;\n\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\ttif->tif_dataoff=(uint32)tif->tif_dataoff;\n\t\tif ((tif->tif_dataoff<tif->tif_diroff)||(tif->tif_dataoff<(uint64)dirsize))\n\t\t{\n\t\t\tTIFFErrorExt(tif->tif_clientdata,module,"Maximum TIFF file size exceeded");\n\t\t\tgoto bad;\n\t\t}\n\t\tif (tif->tif_dataoff&1)\n\t\t\ttif->tif_dataoff++;\n\t\tif (isimage)\n\t\t\ttif->tif_curdir++;\n\t}\n\tif (isimage)\n\t{\n\t\tif (TIFFFieldSet(tif,FIELD_SUBIFD)&&(tif->tif_subifdoff==0))\n\t\t{\n\t\t\tuint32 na;\n\t\t\tTIFFDirEntry* nb;\n\t\t\tfor (na=0, nb=dir; ; na++, nb++)\n\t\t\t{\n\t\t\t\tassert(na<ndir);\n\t\t\t\tif (nb->tdir_tag==TIFFTAG_SUBIFD)\n\t\t\t\t\tbreak;\n\t\t\t}\n\t\t\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t\t\t\ttif->tif_subifdoff=tif->tif_diroff+2+na*12+8;\n\t\t\telse\n\t\t\t\ttif->tif_subifdoff=tif->tif_diroff+8+na*20+12;\n\t\t}\n\t}\n\tdirmem=_TIFFmalloc(dirsize);\n\tif (dirmem==NULL)\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"Out of memory");\n\t\tgoto bad;\n\t}\n\tif (!(tif->tif_flags&TIFF_BIGTIFF))\n\t{\n\t\tuint8* n;\n\t\tuint32 nTmp;\n\t\tTIFFDirEntry* o;\n\t\tn=dirmem;\n\t\t*(uint16*)n=ndir;\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabShort((uint16*)n);\n\t\tn+=2;\n\t\to=dir;\n\t\tfor (m=0; m<ndir; m++)\n\t\t{\n\t\t\t*(uint16*)n=o->tdir_tag;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t*(uint16*)n=o->tdir_type;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\tnTmp = (uint32)o->tdir_count;\n\t\t\t_TIFFmemcpy(n,&nTmp,4);\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong((uint32*)n);\n\t\t\tn+=4;\n\t\t\t_TIFFmemcpy(n,&o->tdir_offset,4);\n\t\t\tn+=4;\n\t\t\to++;\n\t\t}\n\t\tnTmp = (uint32)tif->tif_nextdiroff;\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabLong(&nTmp);\n\t\t_TIFFmemcpy(n,&nTmp,4);\n\t}\n\telse\n\t{\n\t\tuint8* n;\n\t\tTIFFDirEntry* o;\n\t\tn=dirmem;\n\t\t*(uint64*)n=ndir;\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabLong8((uint64*)n);\n\t\tn+=8;\n\t\to=dir;\n\t\tfor (m=0; m<ndir; m++)\n\t\t{\n\t\t\t*(uint16*)n=o->tdir_tag;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t*(uint16*)n=o->tdir_type;\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabShort((uint16*)n);\n\t\t\tn+=2;\n\t\t\t_TIFFmemcpy(n,&o->tdir_count,8);\n\t\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\t\tTIFFSwabLong8((uint64*)n);\n\t\t\tn+=8;\n\t\t\t_TIFFmemcpy(n,&o->tdir_offset,8);\n\t\t\tn+=8;\n\t\t\to++;\n\t\t}\n\t\t_TIFFmemcpy(n,&tif->tif_nextdiroff,8);\n\t\tif (tif->tif_flags&TIFF_SWAB)\n\t\t\tTIFFSwabLong8((uint64*)n);\n\t}\n\t_TIFFfree(dir);\n\tdir=NULL;\n\tif (!SeekOK(tif,tif->tif_diroff))\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");\n\t\tgoto bad;\n\t}\n\tif (!WriteOK(tif,dirmem,(tmsize_t)dirsize))\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"IO error writing directory");\n\t\tgoto bad;\n\t}\n\t_TIFFfree(dirmem);\n\tif (imagedone)\n\t{\n\t\tTIFFFreeDirectory(tif);\n\t\ttif->tif_flags &= ~TIFF_DIRTYDIRECT;\n\t\ttif->tif_flags &= ~TIFF_DIRTYSTRIP;\n\t\t(*tif->tif_cleanup)(tif);\n\t\tTIFFCreateDirectory(tif);\n\t}\n\treturn(1);\nbad:\n\tif (dir!=NULL)\n\t\t_TIFFfree(dir);\n\tif (dirmem!=NULL)\n\t\t_TIFFfree(dirmem);\n\treturn(0);\n}', 'static int\nTIFFWriteDirectoryTagSampleformatPerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)\n{\n\tswitch (tif->tif_dir.td_sampleformat)\n\t{\n\t\tcase SAMPLEFORMAT_IEEEFP:\n\t\t\tif (tif->tif_dir.td_bitspersample<=32)\n\t\t\t\treturn(TIFFWriteDirectoryTagFloatPerSample(tif,ndir,dir,tag,(float)value));\n\t\t\telse\n\t\t\t\treturn(TIFFWriteDirectoryTagDoublePerSample(tif,ndir,dir,tag,value));\n\t\tcase SAMPLEFORMAT_INT:\n\t\t\tif (tif->tif_dir.td_bitspersample<=8)\n\t\t\t\treturn(TIFFWriteDirectoryTagSbytePerSample(tif,ndir,dir,tag,(int8)value));\n\t\t\telse if (tif->tif_dir.td_bitspersample<=16)\n\t\t\t\treturn(TIFFWriteDirectoryTagSshortPerSample(tif,ndir,dir,tag,(int16)value));\n\t\t\telse\n\t\t\t\treturn(TIFFWriteDirectoryTagSlongPerSample(tif,ndir,dir,tag,(int32)value));\n\t\tcase SAMPLEFORMAT_UINT:\n\t\t\tif (tif->tif_dir.td_bitspersample<=8)\n\t\t\t\treturn(TIFFWriteDirectoryTagBytePerSample(tif,ndir,dir,tag,(uint8)value));\n\t\t\telse if (tif->tif_dir.td_bitspersample<=16)\n\t\t\t\treturn(TIFFWriteDirectoryTagShortPerSample(tif,ndir,dir,tag,(uint16)value));\n\t\t\telse\n\t\t\t\treturn(TIFFWriteDirectoryTagLongPerSample(tif,ndir,dir,tag,(uint32)value));\n\t\tdefault:\n\t\t\treturn(1);\n\t}\n}', 'static int TIFFWriteDirectoryTagDoublePerSample(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, double value)\n{\n\tstatic const char module[] = "TIFFWriteDirectoryTagDoublePerSample";\n\tdouble* m;\n\tdouble* na;\n\tuint16 nb;\n\tint o;\n\tif (dir==NULL)\n\t{\n\t\t(*ndir)++;\n\t\treturn(1);\n\t}\n\tm=_TIFFmalloc(tif->tif_dir.td_samplesperpixel*sizeof(double));\n\tif (m==NULL)\n\t{\n\t\tTIFFErrorExt(tif->tif_clientdata,module,"Out of memory");\n\t\treturn(0);\n\t}\n\tfor (na=m, nb=0; nb<tif->tif_dir.td_samplesperpixel; na++, nb++)\n\t\t*na=value;\n\to=TIFFWriteDirectoryTagCheckedDoubleArray(tif,ndir,dir,tag,tif->tif_dir.td_samplesperpixel,m);\n\t_TIFFfree(m);\n\treturn(o);\n}', 'void*\n_TIFFmalloc(tmsize_t s)\n{\n\treturn (malloc((size_t) s));\n}', 'static int\nTIFFWriteDirectoryTagCheckedDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value)\n{\n\tassert(count<0x20000000);\n\tassert(sizeof(double)==8);\n\tTIFFCvtNativeToIEEEDouble(tif,count,&value);\n\tif (tif->tif_flags&TIFF_SWAB)\n\t\tTIFFSwabArrayOfDouble(value,count);\n\treturn(TIFFWriteDirectoryTagData(tif,ndir,dir,tag,TIFF_DOUBLE,count,count*8,value));\n}', 'void\nTIFFSwabArrayOfDouble(double* dp, tmsize_t n)\n{\n\tregister unsigned char *cp;\n\tregister unsigned char t;\n\tassert(sizeof(double)==8);\n\twhile (n-- > 0) {\n\t\tcp = (unsigned char *)dp;\n\t\tt = cp[7]; cp[7] = cp[0]; cp[0] = t;\n\t\tt = cp[6]; cp[6] = cp[1]; cp[1] = t;\n\t\tt = cp[5]; cp[5] = cp[2]; cp[2] = t;\n\t\tt = cp[4]; cp[4] = cp[3]; cp[3] = t;\n\t\tdp++;\n\t}\n}'] |
11,872 | 0 | https://github.com/libav/libav/blob/2ee054c2153c32790851cc1095c50d3a89cf2dcc/libavcodec/dv.c/#L505 | static inline void dv_decode_video_segment(DVVideoContext *s,
const uint8_t *buf_ptr1,
const uint16_t *mb_pos_ptr)
{
int quant, dc, dct_mode, class1, j;
int mb_index, mb_x, mb_y, v, last_index;
int y_stride, linesize;
DCTELEM *block, *block1;
int c_offset;
uint8_t *y_ptr;
const uint8_t *buf_ptr;
PutBitContext pb, vs_pb;
GetBitContext gb;
BlockInfo mb_data[5 * DV_MAX_BPM], *mb, *mb1;
DECLARE_ALIGNED_16(DCTELEM, sblock[5*DV_MAX_BPM][64]);
DECLARE_ALIGNED_8(uint8_t, mb_bit_buffer[80 + 4]);
DECLARE_ALIGNED_8(uint8_t, vs_bit_buffer[5 * 80 + 4]);
const int log2_blocksize = 3-s->avctx->lowres;
int is_field_mode[5];
assert((((int)mb_bit_buffer) & 7) == 0);
assert((((int)vs_bit_buffer) & 7) == 0);
memset(sblock, 0, sizeof(sblock));
buf_ptr = buf_ptr1;
block1 = &sblock[0][0];
mb1 = mb_data;
init_put_bits(&vs_pb, vs_bit_buffer, 5 * 80);
for (mb_index = 0; mb_index < 5; mb_index++, mb1 += s->sys->bpm, block1 += s->sys->bpm * 64) {
quant = buf_ptr[3] & 0x0f;
buf_ptr += 4;
init_put_bits(&pb, mb_bit_buffer, 80);
mb = mb1;
block = block1;
is_field_mode[mb_index] = 0;
for (j = 0; j < s->sys->bpm; j++) {
last_index = s->sys->block_sizes[j];
init_get_bits(&gb, buf_ptr, last_index);
dc = get_sbits(&gb, 9);
dct_mode = get_bits1(&gb);
class1 = get_bits(&gb, 2);
if (DV_PROFILE_IS_HD(s->sys)) {
mb->idct_put = s->idct_put[0];
mb->scan_table = s->dv_zigzag[0];
mb->factor_table = s->dv100_idct_factor[((s->sys->height == 720) << 1) | (j >= 4)][class1][quant];
is_field_mode[mb_index] |= !j && dct_mode;
} else {
mb->idct_put = s->idct_put[dct_mode && log2_blocksize == 3];
mb->scan_table = s->dv_zigzag[dct_mode];
mb->factor_table = s->dv_idct_factor[class1 == 3][dct_mode]
[quant + dv_quant_offset[class1]];
}
dc = dc << 2;
dc += 1024;
block[0] = dc;
buf_ptr += last_index >> 3;
mb->pos = 0;
mb->partial_bit_count = 0;
#ifdef VLC_DEBUG
printf("MB block: %d, %d ", mb_index, j);
#endif
dv_decode_ac(&gb, mb, block);
if (mb->pos >= 64)
bit_copy(&pb, &gb);
block += 64;
mb++;
}
#ifdef VLC_DEBUG
printf("***pass 2 size=%d MB#=%d\n", put_bits_count(&pb), mb_index);
#endif
block = block1;
mb = mb1;
init_get_bits(&gb, mb_bit_buffer, put_bits_count(&pb));
flush_put_bits(&pb);
for (j = 0; j < s->sys->bpm; j++, block += 64, mb++) {
if (mb->pos < 64 && get_bits_left(&gb) > 0) {
dv_decode_ac(&gb, mb, block);
if (mb->pos < 64)
break;
}
}
if (j >= s->sys->bpm)
bit_copy(&vs_pb, &gb);
}
#ifdef VLC_DEBUG
printf("***pass 3 size=%d\n", put_bits_count(&vs_pb));
#endif
block = &sblock[0][0];
mb = mb_data;
init_get_bits(&gb, vs_bit_buffer, put_bits_count(&vs_pb));
flush_put_bits(&vs_pb);
for (mb_index = 0; mb_index < 5; mb_index++) {
for (j = 0; j < s->sys->bpm; j++) {
if (mb->pos < 64) {
#ifdef VLC_DEBUG
printf("start %d:%d\n", mb_index, j);
#endif
dv_decode_ac(&gb, mb, block);
}
if (mb->pos >= 64 && mb->pos < 127)
av_log(NULL, AV_LOG_ERROR, "AC EOB marker is absent pos=%d\n", mb->pos);
block += 64;
mb++;
}
}
block = &sblock[0][0];
mb = mb_data;
for (mb_index = 0; mb_index < 5; mb_index++) {
v = *mb_pos_ptr++;
mb_x = v & 0xff;
mb_y = v >> 8;
if (s->sys->height == 720 && !(s->buf[1] & 0x0C)) {
mb_y -= (mb_y > 17) ? 18 : -72;
}
if ((s->sys->pix_fmt == PIX_FMT_YUV420P) ||
(s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) ||
(s->sys->height >= 720 && mb_y != 134)) {
y_stride = (s->picture.linesize[0] << ((!is_field_mode[mb_index]) * log2_blocksize));
} else {
y_stride = (2 << log2_blocksize);
}
y_ptr = s->picture.data[0] + ((mb_y * s->picture.linesize[0] + mb_x) << log2_blocksize);
linesize = s->picture.linesize[0] << is_field_mode[mb_index];
mb[0] .idct_put(y_ptr , linesize, block + 0*64);
if (s->sys->video_stype == 4) {
mb[2].idct_put(y_ptr + (1 << log2_blocksize) , linesize, block + 2*64);
} else {
mb[1].idct_put(y_ptr + (1 << log2_blocksize) , linesize, block + 1*64);
mb[2].idct_put(y_ptr + y_stride, linesize, block + 2*64);
mb[3].idct_put(y_ptr + (1 << log2_blocksize) + y_stride, linesize, block + 3*64);
}
mb += 4;
block += 4*64;
c_offset = (((mb_y >> (s->sys->pix_fmt == PIX_FMT_YUV420P)) * s->picture.linesize[1] +
(mb_x >> ((s->sys->pix_fmt == PIX_FMT_YUV411P) ? 2 : 1))) << log2_blocksize);
for (j = 2; j; j--) {
uint8_t *c_ptr = s->picture.data[j] + c_offset;
if (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) {
uint64_t aligned_pixels[64/8];
uint8_t *pixels = (uint8_t*)aligned_pixels;
uint8_t *c_ptr1, *ptr1;
int x, y;
mb->idct_put(pixels, 8, block);
for (y = 0; y < (1 << log2_blocksize); y++, c_ptr += s->picture.linesize[j], pixels += 8) {
ptr1 = pixels + (1 << (log2_blocksize - 1));
c_ptr1 = c_ptr + (s->picture.linesize[j] << log2_blocksize);
for (x = 0; x < (1 << (log2_blocksize - 1)); x++) {
c_ptr[x] = pixels[x];
c_ptr1[x] = ptr1[x];
}
}
block += 64; mb++;
} else {
y_stride = (mb_y == 134) ? (1 << log2_blocksize) :
s->picture.linesize[j] << ((!is_field_mode[mb_index]) * log2_blocksize);
linesize = s->picture.linesize[j] << is_field_mode[mb_index];
(mb++)-> idct_put(c_ptr , linesize, block); block += 64;
if (s->sys->bpm == 8) {
(mb++)->idct_put(c_ptr + y_stride, linesize, block); block += 64;
}
}
}
}
} | ['static inline void dv_decode_video_segment(DVVideoContext *s,\n const uint8_t *buf_ptr1,\n const uint16_t *mb_pos_ptr)\n{\n int quant, dc, dct_mode, class1, j;\n int mb_index, mb_x, mb_y, v, last_index;\n int y_stride, linesize;\n DCTELEM *block, *block1;\n int c_offset;\n uint8_t *y_ptr;\n const uint8_t *buf_ptr;\n PutBitContext pb, vs_pb;\n GetBitContext gb;\n BlockInfo mb_data[5 * DV_MAX_BPM], *mb, *mb1;\n DECLARE_ALIGNED_16(DCTELEM, sblock[5*DV_MAX_BPM][64]);\n DECLARE_ALIGNED_8(uint8_t, mb_bit_buffer[80 + 4]);\n DECLARE_ALIGNED_8(uint8_t, vs_bit_buffer[5 * 80 + 4]);\n const int log2_blocksize = 3-s->avctx->lowres;\n int is_field_mode[5];\n assert((((int)mb_bit_buffer) & 7) == 0);\n assert((((int)vs_bit_buffer) & 7) == 0);\n memset(sblock, 0, sizeof(sblock));\n buf_ptr = buf_ptr1;\n block1 = &sblock[0][0];\n mb1 = mb_data;\n init_put_bits(&vs_pb, vs_bit_buffer, 5 * 80);\n for (mb_index = 0; mb_index < 5; mb_index++, mb1 += s->sys->bpm, block1 += s->sys->bpm * 64) {\n quant = buf_ptr[3] & 0x0f;\n buf_ptr += 4;\n init_put_bits(&pb, mb_bit_buffer, 80);\n mb = mb1;\n block = block1;\n is_field_mode[mb_index] = 0;\n for (j = 0; j < s->sys->bpm; j++) {\n last_index = s->sys->block_sizes[j];\n init_get_bits(&gb, buf_ptr, last_index);\n dc = get_sbits(&gb, 9);\n dct_mode = get_bits1(&gb);\n class1 = get_bits(&gb, 2);\n if (DV_PROFILE_IS_HD(s->sys)) {\n mb->idct_put = s->idct_put[0];\n mb->scan_table = s->dv_zigzag[0];\n mb->factor_table = s->dv100_idct_factor[((s->sys->height == 720) << 1) | (j >= 4)][class1][quant];\n is_field_mode[mb_index] |= !j && dct_mode;\n } else {\n mb->idct_put = s->idct_put[dct_mode && log2_blocksize == 3];\n mb->scan_table = s->dv_zigzag[dct_mode];\n mb->factor_table = s->dv_idct_factor[class1 == 3][dct_mode]\n [quant + dv_quant_offset[class1]];\n }\n dc = dc << 2;\n dc += 1024;\n block[0] = dc;\n buf_ptr += last_index >> 3;\n mb->pos = 0;\n mb->partial_bit_count = 0;\n#ifdef VLC_DEBUG\n printf("MB block: %d, %d ", mb_index, j);\n#endif\n dv_decode_ac(&gb, mb, block);\n if (mb->pos >= 64)\n bit_copy(&pb, &gb);\n block += 64;\n mb++;\n }\n#ifdef VLC_DEBUG\n printf("***pass 2 size=%d MB#=%d\\n", put_bits_count(&pb), mb_index);\n#endif\n block = block1;\n mb = mb1;\n init_get_bits(&gb, mb_bit_buffer, put_bits_count(&pb));\n flush_put_bits(&pb);\n for (j = 0; j < s->sys->bpm; j++, block += 64, mb++) {\n if (mb->pos < 64 && get_bits_left(&gb) > 0) {\n dv_decode_ac(&gb, mb, block);\n if (mb->pos < 64)\n break;\n }\n }\n if (j >= s->sys->bpm)\n bit_copy(&vs_pb, &gb);\n }\n#ifdef VLC_DEBUG\n printf("***pass 3 size=%d\\n", put_bits_count(&vs_pb));\n#endif\n block = &sblock[0][0];\n mb = mb_data;\n init_get_bits(&gb, vs_bit_buffer, put_bits_count(&vs_pb));\n flush_put_bits(&vs_pb);\n for (mb_index = 0; mb_index < 5; mb_index++) {\n for (j = 0; j < s->sys->bpm; j++) {\n if (mb->pos < 64) {\n#ifdef VLC_DEBUG\n printf("start %d:%d\\n", mb_index, j);\n#endif\n dv_decode_ac(&gb, mb, block);\n }\n if (mb->pos >= 64 && mb->pos < 127)\n av_log(NULL, AV_LOG_ERROR, "AC EOB marker is absent pos=%d\\n", mb->pos);\n block += 64;\n mb++;\n }\n }\n block = &sblock[0][0];\n mb = mb_data;\n for (mb_index = 0; mb_index < 5; mb_index++) {\n v = *mb_pos_ptr++;\n mb_x = v & 0xff;\n mb_y = v >> 8;\n if (s->sys->height == 720 && !(s->buf[1] & 0x0C)) {\n mb_y -= (mb_y > 17) ? 18 : -72;\n }\n if ((s->sys->pix_fmt == PIX_FMT_YUV420P) ||\n (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) ||\n (s->sys->height >= 720 && mb_y != 134)) {\n y_stride = (s->picture.linesize[0] << ((!is_field_mode[mb_index]) * log2_blocksize));\n } else {\n y_stride = (2 << log2_blocksize);\n }\n y_ptr = s->picture.data[0] + ((mb_y * s->picture.linesize[0] + mb_x) << log2_blocksize);\n linesize = s->picture.linesize[0] << is_field_mode[mb_index];\n mb[0] .idct_put(y_ptr , linesize, block + 0*64);\n if (s->sys->video_stype == 4) {\n mb[2].idct_put(y_ptr + (1 << log2_blocksize) , linesize, block + 2*64);\n } else {\n mb[1].idct_put(y_ptr + (1 << log2_blocksize) , linesize, block + 1*64);\n mb[2].idct_put(y_ptr + y_stride, linesize, block + 2*64);\n mb[3].idct_put(y_ptr + (1 << log2_blocksize) + y_stride, linesize, block + 3*64);\n }\n mb += 4;\n block += 4*64;\n c_offset = (((mb_y >> (s->sys->pix_fmt == PIX_FMT_YUV420P)) * s->picture.linesize[1] +\n (mb_x >> ((s->sys->pix_fmt == PIX_FMT_YUV411P) ? 2 : 1))) << log2_blocksize);\n for (j = 2; j; j--) {\n uint8_t *c_ptr = s->picture.data[j] + c_offset;\n if (s->sys->pix_fmt == PIX_FMT_YUV411P && mb_x >= (704 / 8)) {\n uint64_t aligned_pixels[64/8];\n uint8_t *pixels = (uint8_t*)aligned_pixels;\n uint8_t *c_ptr1, *ptr1;\n int x, y;\n mb->idct_put(pixels, 8, block);\n for (y = 0; y < (1 << log2_blocksize); y++, c_ptr += s->picture.linesize[j], pixels += 8) {\n ptr1 = pixels + (1 << (log2_blocksize - 1));\n c_ptr1 = c_ptr + (s->picture.linesize[j] << log2_blocksize);\n for (x = 0; x < (1 << (log2_blocksize - 1)); x++) {\n c_ptr[x] = pixels[x];\n c_ptr1[x] = ptr1[x];\n }\n }\n block += 64; mb++;\n } else {\n y_stride = (mb_y == 134) ? (1 << log2_blocksize) :\n s->picture.linesize[j] << ((!is_field_mode[mb_index]) * log2_blocksize);\n linesize = s->picture.linesize[j] << is_field_mode[mb_index];\n (mb++)-> idct_put(c_ptr , linesize, block); block += 64;\n if (s->sys->bpm == 8) {\n (mb++)->idct_put(c_ptr + y_stride, linesize, block); block += 64;\n }\n }\n }\n }\n}'] |
11,873 | 0 | https://github.com/openssl/openssl/blob/5dfc369ffcdc4722482c818e6ba6cf6e704c2cb5/crypto/asn1/asn1_lib.c/#L101 | int ASN1_get_object(unsigned char **pp, long *plength, int *ptag, int *pclass,
long omax)
{
int i,ret;
long l;
unsigned char *p= *pp;
int tag,xclass,inf;
long max=omax;
if (!max) goto err;
ret=(*p&V_ASN1_CONSTRUCTED);
xclass=(*p&V_ASN1_PRIVATE);
i= *p&V_ASN1_PRIMATIVE_TAG;
if (i == V_ASN1_PRIMATIVE_TAG)
{
p++;
if (--max == 0) goto err;
l=0;
while (*p&0x80)
{
l<<=7L;
l|= *(p++)&0x7f;
if (--max == 0) goto err;
}
l<<=7L;
l|= *(p++)&0x7f;
tag=(int)l;
}
else
{
tag=i;
p++;
if (--max == 0) goto err;
}
*ptag=tag;
*pclass=xclass;
if (!asn1_get_length(&p,&inf,plength,(int)max)) goto err;
#if 0
fprintf(stderr,"p=%d + *plength=%ld > omax=%ld + *pp=%d (%d > %d)\n",
(int)p,*plength,omax,(int)*pp,(int)(p+ *plength),
(int)(omax+ *pp));
#endif
#if 0
if ((p+ *plength) > (omax+ *pp))
{
ASN1err(ASN1_F_ASN1_GET_OBJECT,ASN1_R_TOO_LONG);
ret|=0x80;
}
#endif
*pp=p;
return(ret|inf);
err:
ASN1err(ASN1_F_ASN1_GET_OBJECT,ASN1_R_HEADER_TOO_LONG);
return(0x80);
} | ['static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest,\n\t X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create,\n\t int days, LHASH *conf, char *section)\n\t{\n\tint ret=0;\n\tBIO *io=NULL;\n\tMS_STATIC char buf2[1024];\n\tchar *buf=NULL,*p;\n\tBIGNUM *serial=NULL;\n\tASN1_INTEGER *bs=NULL,bs2;\n\tX509_STORE_CTX xsc;\n\tEVP_PKEY *upkey;\n\tupkey = X509_get_pubkey(xca);\n\tEVP_PKEY_copy_parameters(upkey,pkey);\n\tEVP_PKEY_free(upkey);\n\tX509_STORE_CTX_init(&xsc,ctx,x,NULL);\n\tbuf=(char *)Malloc(EVP_PKEY_size(pkey)*2+\n\t\t((serialfile == NULL)\n\t\t\t?(strlen(CAfile)+strlen(POSTFIX)+1)\n\t\t\t:(strlen(serialfile)))+1);\n\tif (buf == NULL) { BIO_printf(bio_err,"out of mem\\n"); goto end; }\n\tif (serialfile == NULL)\n\t\t{\n\t\tstrcpy(buf,CAfile);\n\t\tfor (p=buf; *p; p++)\n\t\t\tif (*p == \'.\')\n\t\t\t\t{\n\t\t\t\t*p=\'\\0\';\n\t\t\t\tbreak;\n\t\t\t\t}\n\t\tstrcat(buf,POSTFIX);\n\t\t}\n\telse\n\t\tstrcpy(buf,serialfile);\n\tserial=BN_new();\n\tbs=ASN1_INTEGER_new();\n\tif ((serial == NULL) || (bs == NULL))\n\t\t{\n\t\tERR_print_errors(bio_err);\n\t\tgoto end;\n\t\t}\n\tio=BIO_new(BIO_s_file());\n\tif (io == NULL)\n\t\t{\n\t\tERR_print_errors(bio_err);\n\t\tgoto end;\n\t\t}\n\tif (BIO_read_filename(io,buf) <= 0)\n\t\t{\n\t\tif (!create)\n\t\t\t{\n\t\t\tperror(buf);\n\t\t\tgoto end;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tASN1_INTEGER_set(bs,0);\n\t\t\tBN_zero(serial);\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\tif (!a2i_ASN1_INTEGER(io,bs,buf2,1024))\n\t\t\t{\n\t\t\tBIO_printf(bio_err,"unable to load serial number from %s\\n",buf);\n\t\t\tERR_print_errors(bio_err);\n\t\t\tgoto end;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tserial=BN_bin2bn(bs->data,bs->length,serial);\n\t\t\tif (serial == NULL)\n\t\t\t\t{\n\t\t\t\tBIO_printf(bio_err,"error converting bin 2 bn");\n\t\t\t\tgoto end;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\tif (!BN_add_word(serial,1))\n\t\t{ BIO_printf(bio_err,"add_word failure\\n"); goto end; }\n\tbs2.data=(unsigned char *)buf2;\n\tbs2.length=BN_bn2bin(serial,bs2.data);\n\tif (BIO_write_filename(io,buf) <= 0)\n\t\t{\n\t\tBIO_printf(bio_err,"error attempting to write serial number file\\n");\n\t\tperror(buf);\n\t\tgoto end;\n\t\t}\n\ti2a_ASN1_INTEGER(io,&bs2);\n\tBIO_puts(io,"\\n");\n\tBIO_free(io);\n\tio=NULL;\n\tif (!X509_STORE_add_cert(ctx,x)) goto end;\n\tX509_STORE_CTX_set_cert(&xsc,x);\n\tif (!reqfile && !X509_verify_cert(&xsc))\n\t\tgoto end;\n\tif (!X509_check_private_key(xca,pkey))\n\t\t{\n\t\tBIO_printf(bio_err,"CA certificate and CA private key do not match\\n");\n\t\tgoto end;\n\t\t}\n\tif (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end;\n\tif (!X509_set_serialNumber(x,bs)) goto end;\n\tif (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL)\n\t\tgoto end;\n\tif (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL)\n\t\tgoto end;\n\tupkey=X509_get_pubkey(x);\n\tif (!EVP_PKEY_missing_parameters(pkey) &&\n\t\t(EVP_PKEY_cmp_parameters(pkey,upkey) == 0))\n\t\t{\n\t\tEVP_PKEY_save_parameters(upkey,0);\n\t\tX509_set_pubkey(x,upkey);\n\t\t}\n\tEVP_PKEY_free(upkey);\n\tif(conf) {\n\t\tX509V3_CTX ctx2;\n\t\tX509_set_version(x,2);\n X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);\n X509V3_set_conf_lhash(&ctx2, conf);\n if(!X509V3_EXT_add_conf(conf, &ctx2, section, x)) goto end;\n\t}\n\tif (!X509_sign(x,pkey,digest)) goto end;\n\tret=1;\nend:\n\tX509_STORE_CTX_cleanup(&xsc);\n\tif (!ret)\n\t\tERR_print_errors(bio_err);\n\tif (buf != NULL) Free(buf);\n\tif (bs != NULL) ASN1_INTEGER_free(bs);\n\tif (io != NULL)\tBIO_free(io);\n\tif (serial != NULL) BN_free(serial);\n\treturn(ret);\n\t}', 'int X509_check_private_key(X509 *x, EVP_PKEY *k)\n\t{\n\tEVP_PKEY *xk=NULL;\n\tint ok=0;\n\txk=X509_get_pubkey(x);\n\tif (xk->type != k->type)\n\t {\n\t SSLerr(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_TYPE_MISMATCH);\n\t goto err;\n\t }\n\tswitch (k->type)\n\t\t{\n#ifndef NO_RSA\n\tcase EVP_PKEY_RSA:\n\t\tif (BN_cmp(xk->pkey.rsa->n,k->pkey.rsa->n) != 0\n\t\t || BN_cmp(xk->pkey.rsa->e,k->pkey.rsa->e) != 0)\n\t\t {\n\t\t SSLerr(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISMATCH);\n\t\t goto err;\n\t\t }\n\t\tbreak;\n#endif\n#ifndef NO_DSA\n\tcase EVP_PKEY_DSA:\n\t\tif (BN_cmp(xk->pkey.dsa->pub_key,k->pkey.dsa->pub_key) != 0)\n\t\t {\n\t\t SSLerr(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_KEY_VALUES_MISMATCH);\n\t\t goto err;\n\t\t }\n\t\tbreak;\n#endif\n#ifndef NO_DH\n\tcase EVP_PKEY_DH:\n\t SSLerr(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_CANT_CHECK_DH_KEY);\n\t\tgoto err;\n#endif\n\tdefault:\n\t SSLerr(X509_F_X509_CHECK_PRIVATE_KEY,X509_R_UNKNOWN_KEY_TYPE);\n\t\tgoto err;\n\t\t}\n\tok=1;\nerr:\n\tEVP_PKEY_free(xk);\n\treturn(ok);\n\t}', 'EVP_PKEY *X509_get_pubkey(X509 *x)\n\t{\n\tif ((x == NULL) || (x->cert_info == NULL))\n\t\treturn(NULL);\n\treturn(X509_PUBKEY_get(x->cert_info->key));\n\t}', 'EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key)\n\t{\n\tEVP_PKEY *ret=NULL;\n\tlong j;\n\tint type;\n\tunsigned char *p;\n#ifndef NO_DSA\n\tX509_ALGOR *a;\n#endif\n\tif (key == NULL) goto err;\n\tif (key->pkey != NULL)\n\t {\n\t CRYPTO_add(&key->pkey->references,1,CRYPTO_LOCK_EVP_PKEY);\n\t return(key->pkey);\n\t }\n\tif (key->public_key == NULL) goto err;\n\ttype=OBJ_obj2nid(key->algor->algorithm);\n\tp=key->public_key->data;\n j=key->public_key->length;\n if ((ret=d2i_PublicKey(type,NULL,&p,(long)j)) == NULL)\n\t\t{\n\t\tX509err(X509_F_X509_PUBKEY_GET,X509_R_ERR_ASN1_LIB);\n\t\tgoto err;\n\t\t}\n\tret->save_parameters=0;\n#ifndef NO_DSA\n\ta=key->algor;\n\tif (ret->type == EVP_PKEY_DSA)\n\t\t{\n\t\tif (a->parameter->type == V_ASN1_SEQUENCE)\n\t\t\t{\n\t\t\tret->pkey.dsa->write_params=0;\n\t\t\tp=a->parameter->value.sequence->data;\n\t\t\tj=a->parameter->value.sequence->length;\n\t\t\tif (!d2i_DSAparams(&ret->pkey.dsa,&p,(long)j))\n\t\t\t\tgoto err;\n\t\t\t}\n\t\tret->save_parameters=1;\n\t\t}\n#endif\n\tkey->pkey=ret;\n\tCRYPTO_add(&ret->references,1,CRYPTO_LOCK_EVP_PKEY);\n\treturn(ret);\nerr:\n\tif (ret != NULL)\n\t\tEVP_PKEY_free(ret);\n\treturn(NULL);\n\t}', 'DSA *d2i_DSAparams(DSA **a, unsigned char **pp, long length)\n\t{\n\tint i=ERR_R_NESTED_ASN1_ERROR;\n\tASN1_INTEGER *bs=NULL;\n\tM_ASN1_D2I_vars(a,DSA *,DSA_new);\n\tM_ASN1_D2I_Init();\n\tM_ASN1_D2I_start_sequence();\n\tM_ASN1_D2I_get(bs,d2i_ASN1_INTEGER);\n\tif ((ret->p=BN_bin2bn(bs->data,bs->length,ret->p)) == NULL) goto err_bn;\n\tM_ASN1_D2I_get(bs,d2i_ASN1_INTEGER);\n\tif ((ret->q=BN_bin2bn(bs->data,bs->length,ret->q)) == NULL) goto err_bn;\n\tM_ASN1_D2I_get(bs,d2i_ASN1_INTEGER);\n\tif ((ret->g=BN_bin2bn(bs->data,bs->length,ret->g)) == NULL) goto err_bn;\n\tASN1_BIT_STRING_free(bs);\n\tM_ASN1_D2I_Finish_2(a);\nerr_bn:\n\ti=ERR_R_BN_LIB;\nerr:\n\tASN1err(ASN1_F_D2I_DSAPARAMS,i);\n\tif ((ret != NULL) && ((a == NULL) || (*a != ret))) DSA_free(ret);\n\tif (bs != NULL) ASN1_BIT_STRING_free(bs);\n\treturn(NULL);\n\t}', 'ASN1_INTEGER *d2i_ASN1_INTEGER(ASN1_INTEGER **a, unsigned char **pp,\n\t long length)\n\t{\n\tASN1_INTEGER *ret=NULL;\n\tunsigned char *p,*to,*s;\n\tlong len;\n\tint inf,tag,xclass;\n\tint i;\n\tif ((a == NULL) || ((*a) == NULL))\n\t\t{\n\t\tif ((ret=ASN1_INTEGER_new()) == NULL) return(NULL);\n\t\tret->type=V_ASN1_INTEGER;\n\t\t}\n\telse\n\t\tret=(*a);\n\tp= *pp;\n\tinf=ASN1_get_object(&p,&len,&tag,&xclass,length);\n\tif (inf & 0x80)\n\t\t{\n\t\ti=ASN1_R_BAD_OBJECT_HEADER;\n\t\tgoto err;\n\t\t}\n\tif (tag != V_ASN1_INTEGER)\n\t\t{\n\t\ti=ASN1_R_EXPECTING_AN_INTEGER;\n\t\tgoto err;\n\t\t}\n\ts=(unsigned char *)Malloc((int)len+1);\n\tif (s == NULL)\n\t\t{\n\t\ti=ERR_R_MALLOC_FAILURE;\n\t\tgoto err;\n\t\t}\n\tto=s;\n\tif (*p & 0x80)\n\t\t{\n\t\tret->type=V_ASN1_NEG_INTEGER;\n\t\tif (*p == 0xff)\n\t\t\t{\n\t\t\tp++;\n\t\t\tlen--;\n\t\t\t}\n\t\tfor (i=(int)len; i>0; i--)\n\t\t\t*(to++)= (*(p++)^0xFF)+1;\n\t\t}\n\telse\n\t\t{\n\t\tret->type=V_ASN1_INTEGER;\n\t\tif ((*p == 0) && (len != 1))\n\t\t\t{\n\t\t\tp++;\n\t\t\tlen--;\n\t\t\t}\n\t\tmemcpy(s,p,(int)len);\n\t\tp+=len;\n\t\t}\n\tif (ret->data != NULL) Free((char *)ret->data);\n\tret->data=s;\n\tret->length=(int)len;\n\tif (a != NULL) (*a)=ret;\n\t*pp=p;\n\treturn(ret);\nerr:\n\tASN1err(ASN1_F_D2I_ASN1_INTEGER,i);\n\tif ((ret != NULL) && ((a == NULL) || (*a != ret)))\n\t\tASN1_INTEGER_free(ret);\n\treturn(NULL);\n\t}', 'int asn1_GetSequence(ASN1_CTX *c, long *length)\n\t{\n\tunsigned char *q;\n\tq=c->p;\n\tc->inf=ASN1_get_object(&(c->p),&(c->slen),&(c->tag),&(c->xclass),\n\t\t*length);\n\tif (c->inf & 0x80)\n\t\t{\n\t\tc->error=ERR_R_BAD_GET_ASN1_OBJECT_CALL;\n\t\treturn(0);\n\t\t}\n\tif (c->tag != V_ASN1_SEQUENCE)\n\t\t{\n\t\tc->error=ERR_R_EXPECTING_AN_ASN1_SEQUENCE;\n\t\treturn(0);\n\t\t}\n\t(*length)-=(c->p-q);\n\tif (c->max && (*length < 0))\n\t\t{\n\t\tc->error=ERR_R_ASN1_LENGTH_MISMATCH;\n\t\treturn(0);\n\t\t}\n\tif (c->inf == (1|V_ASN1_CONSTRUCTED))\n\t\tc->slen= *length+ *(c->pp)-c->p;\n\tc->eos=0;\n\treturn(1);\n\t}', 'int ASN1_get_object(unsigned char **pp, long *plength, int *ptag, int *pclass,\n\t long omax)\n\t{\n\tint i,ret;\n\tlong l;\n\tunsigned char *p= *pp;\n\tint tag,xclass,inf;\n\tlong max=omax;\n\tif (!max) goto err;\n\tret=(*p&V_ASN1_CONSTRUCTED);\n\txclass=(*p&V_ASN1_PRIVATE);\n\ti= *p&V_ASN1_PRIMATIVE_TAG;\n\tif (i == V_ASN1_PRIMATIVE_TAG)\n\t\t{\n\t\tp++;\n\t\tif (--max == 0) goto err;\n\t\tl=0;\n\t\twhile (*p&0x80)\n\t\t\t{\n\t\t\tl<<=7L;\n\t\t\tl|= *(p++)&0x7f;\n\t\t\tif (--max == 0) goto err;\n\t\t\t}\n\t\tl<<=7L;\n\t\tl|= *(p++)&0x7f;\n\t\ttag=(int)l;\n\t\t}\n\telse\n\t\t{\n\t\ttag=i;\n\t\tp++;\n\t\tif (--max == 0) goto err;\n\t\t}\n\t*ptag=tag;\n\t*pclass=xclass;\n\tif (!asn1_get_length(&p,&inf,plength,(int)max)) goto err;\n#if 0\n\tfprintf(stderr,"p=%d + *plength=%ld > omax=%ld + *pp=%d (%d > %d)\\n",\n\t\t(int)p,*plength,omax,(int)*pp,(int)(p+ *plength),\n\t\t(int)(omax+ *pp));\n#endif\n#if 0\n\tif ((p+ *plength) > (omax+ *pp))\n\t\t{\n\t\tASN1err(ASN1_F_ASN1_GET_OBJECT,ASN1_R_TOO_LONG);\n\t\tret|=0x80;\n\t\t}\n#endif\n\t*pp=p;\n\treturn(ret|inf);\nerr:\n\tASN1err(ASN1_F_ASN1_GET_OBJECT,ASN1_R_HEADER_TOO_LONG);\n\treturn(0x80);\n\t}'] |
11,874 | 1 | https://github.com/openssl/openssl/blob/6d4c65835de4ed9aa0a37e3234055d075fe0bc58/crypto/bn/bn_ctx.c/#L442 | static void BN_POOL_release(BN_POOL *p, unsigned int num)
{
unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;
p->used -= num;
while(num--)
{
bn_check_top(p->current->vals + offset);
if(!offset)
{
offset = BN_CTX_POOL_SIZE - 1;
p->current = p->current->prev;
}
else
offset--;
}
} | ['int BN_BLINDING_invert_ex(BIGNUM *n, const BIGNUM *r, BN_BLINDING *b, BN_CTX *ctx)\n\t{\n\tint ret;\n\tbn_check_top(n);\n\tif ((b->A == NULL) || (b->Ai == NULL))\n\t\t{\n\t\tBNerr(BN_F_BN_BLINDING_INVERT_EX,BN_R_NOT_INITIALIZED);\n\t\treturn(0);\n\t\t}\n\tif (r != NULL)\n\t\tret = BN_mod_mul(n, n, r, b->mod, ctx);\n\telse\n\t\tret = BN_mod_mul(n, n, b->Ai, b->mod, ctx);\n\tif (ret >= 0)\n\t\t{\n\t\tif (!BN_BLINDING_update(b,ctx))\n\t\t\treturn(0);\n\t\t}\n\tbn_check_top(n);\n\treturn(ret);\n\t}', 'int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,\n\tBN_CTX *ctx)\n\t{\n\tBIGNUM *t;\n\tint ret=0;\n\tbn_check_top(a);\n\tbn_check_top(b);\n\tbn_check_top(m);\n\tBN_CTX_start(ctx);\n\tif ((t = BN_CTX_get(ctx)) == NULL) goto err;\n\tif (a == b)\n\t\t{ if (!BN_sqr(t,a,ctx)) goto err; }\n\telse\n\t\t{ if (!BN_mul(t,a,b,ctx)) goto err; }\n\tif (!BN_nnmod(r,t,m,ctx)) goto err;\n\tbn_check_top(r);\n\tret=1;\nerr:\n\tBN_CTX_end(ctx);\n\treturn(ret);\n\t}', 'void BN_CTX_end(BN_CTX *ctx)\n\t{\n\tCTXDBG_ENTRY("BN_CTX_end", ctx);\n\tif(ctx->err_stack)\n\t\tctx->err_stack--;\n\telse\n\t\t{\n\t\tunsigned int fp = BN_STACK_pop(&ctx->stack);\n\t\tif(fp < ctx->used)\n\t\t\tBN_POOL_release(&ctx->pool, ctx->used - fp);\n\t\tctx->used = fp;\n\t\tctx->too_many = 0;\n\t\t}\n\tCTXDBG_EXIT(ctx);\n\t}', 'int BN_BLINDING_update(BN_BLINDING *b, BN_CTX *ctx)\n\t{\n\tint ret=0;\n\tif ((b->A == NULL) || (b->Ai == NULL))\n\t\t{\n\t\tBNerr(BN_F_BN_BLINDING_UPDATE,BN_R_NOT_INITIALIZED);\n\t\tgoto err;\n\t\t}\n\tif (--(b->counter) == 0 && b->e != NULL &&\n\t\t!(b->flags & BN_BLINDING_NO_RECREATE))\n\t\t{\n\t\tif (!BN_BLINDING_create_param(b, NULL, NULL, ctx, NULL, NULL))\n\t\t\tgoto err;\n\t\t}\n\telse if (!(b->flags & BN_BLINDING_NO_UPDATE))\n\t\t{\n\t\tif (!BN_mod_mul(b->A,b->A,b->A,b->mod,ctx)) goto err;\n\t\tif (!BN_mod_mul(b->Ai,b->Ai,b->Ai,b->mod,ctx)) goto err;\n\t\t}\n\tret=1;\nerr:\n\tif (b->counter == 0)\n\t\tb->counter = BN_BLINDING_COUNTER;\n\treturn(ret);\n\t}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n\t{\n\tBIGNUM *ret;\n\tCTXDBG_ENTRY("BN_CTX_get", ctx);\n\tif(ctx->err_stack || ctx->too_many) return NULL;\n\tif((ret = BN_POOL_get(&ctx->pool)) == NULL)\n\t\t{\n\t\tctx->too_many = 1;\n\t\tBNerr(BN_F_BN_CTX_GET,BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n\t\treturn NULL;\n\t\t}\n\tBN_zero(ret);\n\tctx->used++;\n\tCTXDBG_RET(ctx, ret);\n\treturn ret;\n\t}', 'int BN_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)\n\t{\n\tint ret=0;\n\tint top,al,bl;\n\tBIGNUM *rr;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n\tint i;\n#endif\n#ifdef BN_RECURSION\n\tBIGNUM *t=NULL;\n\tint j=0,k;\n#endif\n#ifdef BN_COUNT\n\tfprintf(stderr,"BN_mul %d * %d\\n",a->top,b->top);\n#endif\n\tbn_check_top(a);\n\tbn_check_top(b);\n\tbn_check_top(r);\n\tal=a->top;\n\tbl=b->top;\n\tif ((al == 0) || (bl == 0))\n\t\t{\n\t\tBN_zero(r);\n\t\treturn(1);\n\t\t}\n\ttop=al+bl;\n\tBN_CTX_start(ctx);\n\tif ((r == a) || (r == b))\n\t\t{\n\t\tif ((rr = BN_CTX_get(ctx)) == NULL) goto err;\n\t\t}\n\telse\n\t\trr = r;\n\trr->neg=a->neg^b->neg;\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\n\ti = al-bl;\n#endif\n#ifdef BN_MUL_COMBA\n\tif (i == 0)\n\t\t{\n# if 0\n\t\tif (al == 4)\n\t\t\t{\n\t\t\tif (bn_wexpand(rr,8) == NULL) goto err;\n\t\t\trr->top=8;\n\t\t\tbn_mul_comba4(rr->d,a->d,b->d);\n\t\t\tgoto end;\n\t\t\t}\n# endif\n\t\tif (al == 8)\n\t\t\t{\n\t\t\tif (bn_wexpand(rr,16) == NULL) goto err;\n\t\t\trr->top=16;\n\t\t\tbn_mul_comba8(rr->d,a->d,b->d);\n\t\t\tgoto end;\n\t\t\t}\n\t\t}\n#endif\n#ifdef BN_RECURSION\n\tif ((al >= BN_MULL_SIZE_NORMAL) && (bl >= BN_MULL_SIZE_NORMAL))\n\t\t{\n\t\tif (i >= -1 && i <= 1)\n\t\t\t{\n\t\t\tif (i >= 0)\n\t\t\t\t{\n\t\t\t\tj = BN_num_bits_word((BN_ULONG)al);\n\t\t\t\t}\n\t\t\tif (i == -1)\n\t\t\t\t{\n\t\t\t\tj = BN_num_bits_word((BN_ULONG)bl);\n\t\t\t\t}\n\t\t\tj = 1<<(j-1);\n\t\t\tassert(j <= al || j <= bl);\n\t\t\tk = j+j;\n\t\t\tt = BN_CTX_get(ctx);\n\t\t\tif (t == NULL)\n\t\t\t\tgoto err;\n\t\t\tif (al > j || bl > j)\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(t,k*4) == NULL) goto err;\n\t\t\t\tif (bn_wexpand(rr,k*4) == NULL) goto err;\n\t\t\t\tbn_mul_part_recursive(rr->d,a->d,b->d,\n\t\t\t\t\tj,al-j,bl-j,t->d);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(t,k*2) == NULL) goto err;\n\t\t\t\tif (bn_wexpand(rr,k*2) == NULL) goto err;\n\t\t\t\tbn_mul_recursive(rr->d,a->d,b->d,\n\t\t\t\t\tj,al-j,bl-j,t->d);\n\t\t\t\t}\n\t\t\trr->top=top;\n\t\t\tgoto end;\n\t\t\t}\n#if 0\n\t\tif (i == 1 && !BN_get_flags(b,BN_FLG_STATIC_DATA))\n\t\t\t{\n\t\t\tBIGNUM *tmp_bn = (BIGNUM *)b;\n\t\t\tif (bn_wexpand(tmp_bn,al) == NULL) goto err;\n\t\t\ttmp_bn->d[bl]=0;\n\t\t\tbl++;\n\t\t\ti--;\n\t\t\t}\n\t\telse if (i == -1 && !BN_get_flags(a,BN_FLG_STATIC_DATA))\n\t\t\t{\n\t\t\tBIGNUM *tmp_bn = (BIGNUM *)a;\n\t\t\tif (bn_wexpand(tmp_bn,bl) == NULL) goto err;\n\t\t\ttmp_bn->d[al]=0;\n\t\t\tal++;\n\t\t\ti++;\n\t\t\t}\n\t\tif (i == 0)\n\t\t\t{\n\t\t\tj=BN_num_bits_word((BN_ULONG)al);\n\t\t\tj=1<<(j-1);\n\t\t\tk=j+j;\n\t\t\tt = BN_CTX_get(ctx);\n\t\t\tif (al == j)\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(t,k*2) == NULL) goto err;\n\t\t\t\tif (bn_wexpand(rr,k*2) == NULL) goto err;\n\t\t\t\tbn_mul_recursive(rr->d,a->d,b->d,al,t->d);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(t,k*4) == NULL) goto err;\n\t\t\t\tif (bn_wexpand(rr,k*4) == NULL) goto err;\n\t\t\t\tbn_mul_part_recursive(rr->d,a->d,b->d,al-j,j,t->d);\n\t\t\t\t}\n\t\t\trr->top=top;\n\t\t\tgoto end;\n\t\t\t}\n#endif\n\t\t}\n#endif\n\tif (bn_wexpand(rr,top) == NULL) goto err;\n\trr->top=top;\n\tbn_mul_normal(rr->d,a->d,al,b->d,bl);\n#if defined(BN_MUL_COMBA) || defined(BN_RECURSION)\nend:\n#endif\n\tbn_correct_top(rr);\n\tif (r != rr) BN_copy(r,rr);\n\tret=1;\nerr:\n\tbn_check_top(r);\n\tBN_CTX_end(ctx);\n\treturn(ret);\n\t}', 'static void BN_POOL_release(BN_POOL *p, unsigned int num)\n\t{\n\tunsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;\n\tp->used -= num;\n\twhile(num--)\n\t\t{\n\t\tbn_check_top(p->current->vals + offset);\n\t\tif(!offset)\n\t\t\t{\n\t\t\toffset = BN_CTX_POOL_SIZE - 1;\n\t\t\tp->current = p->current->prev;\n\t\t\t}\n\t\telse\n\t\t\toffset--;\n\t\t}\n\t}'] |
11,875 | 0 | https://github.com/openssl/openssl/blob/8b0d4242404f9e5da26e7594fa0864b2df4601af/crypto/bn/bn_sqr.c/#L120 | void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)
{
int i, j, max;
const BN_ULONG *ap;
BN_ULONG *rp;
max = n * 2;
ap = a;
rp = r;
rp[0] = rp[max - 1] = 0;
rp++;
j = n;
if (--j > 0) {
ap++;
rp[j] = bn_mul_words(rp, ap, j, ap[-1]);
rp += 2;
}
for (i = n - 2; i > 0; i--) {
j--;
ap++;
rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);
rp += 2;
}
bn_add_words(r, r, r, max);
bn_sqr_words(tmp, a, n);
bn_add_words(r, r, tmp, max);
} | ['int SSL_set_srp_server_param_pw(SSL *s, const char *user, const char *pass,\n const char *grp)\n{\n SRP_gN *GN = SRP_get_default_gN(grp);\n if (GN == NULL)\n return -1;\n s->srp_ctx.N = BN_dup(GN->N);\n s->srp_ctx.g = BN_dup(GN->g);\n BN_clear_free(s->srp_ctx.v);\n s->srp_ctx.v = NULL;\n BN_clear_free(s->srp_ctx.s);\n s->srp_ctx.s = NULL;\n if (!SRP_create_verifier_BN\n (user, pass, &s->srp_ctx.s, &s->srp_ctx.v, GN->N, GN->g))\n return -1;\n return 1;\n}', 'BIGNUM *BN_dup(const BIGNUM *a)\n{\n BIGNUM *t;\n if (a == NULL)\n return NULL;\n bn_check_top(a);\n t = BN_get_flags(a, BN_FLG_SECURE) ? BN_secure_new() : BN_new();\n if (t == NULL)\n return NULL;\n if (!BN_copy(t, a)) {\n BN_free(t);\n return NULL;\n }\n bn_check_top(t);\n return t;\n}', 'int SRP_create_verifier_BN(const char *user, const char *pass, BIGNUM **salt,\n BIGNUM **verifier, const BIGNUM *N,\n const BIGNUM *g)\n{\n int result = 0;\n BIGNUM *x = NULL;\n BN_CTX *bn_ctx = BN_CTX_new();\n unsigned char tmp2[MAX_LEN];\n BIGNUM *salttmp = NULL;\n if ((user == NULL) ||\n (pass == NULL) ||\n (salt == NULL) ||\n (verifier == NULL) || (N == NULL) || (g == NULL) || (bn_ctx == NULL))\n goto err;\n if (*salt == NULL) {\n if (RAND_bytes(tmp2, SRP_RANDOM_SALT_LEN) <= 0)\n goto err;\n salttmp = BN_bin2bn(tmp2, SRP_RANDOM_SALT_LEN, NULL);\n } else {\n salttmp = *salt;\n }\n x = SRP_Calc_x(salttmp, user, pass);\n *verifier = BN_new();\n if (*verifier == NULL)\n goto err;\n if (!BN_mod_exp(*verifier, g, x, N, bn_ctx)) {\n BN_clear_free(*verifier);\n goto err;\n }\n result = 1;\n *salt = salttmp;\n err:\n if (salt != NULL && *salt != salttmp)\n BN_clear_free(salttmp);\n BN_clear_free(x);\n BN_CTX_free(bn_ctx);\n return result;\n}', 'int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,\n BN_CTX *ctx)\n{\n int ret;\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n#define MONT_MUL_MOD\n#define MONT_EXP_WORD\n#define RECP_MUL_MOD\n#ifdef MONT_MUL_MOD\n if (BN_is_odd(m)) {\n# ifdef MONT_EXP_WORD\n if (a->top == 1 && !a->neg\n && (BN_get_flags(p, BN_FLG_CONSTTIME) == 0)) {\n BN_ULONG A = a->d[0];\n ret = BN_mod_exp_mont_word(r, A, p, m, ctx, NULL);\n } else\n# endif\n ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);\n } else\n#endif\n#ifdef RECP_MUL_MOD\n {\n ret = BN_mod_exp_recp(r, a, p, m, ctx);\n }\n#else\n {\n ret = BN_mod_exp_simple(r, a, p, m, ctx);\n }\n#endif\n bn_check_top(r);\n return (ret);\n}', 'int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)\n{\n int i, j, bits, ret = 0, wstart, wend, window, wvalue;\n int start = 1;\n BIGNUM *d, *r;\n const BIGNUM *aa;\n BIGNUM *val[TABLE_SIZE];\n BN_MONT_CTX *mont = NULL;\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0) {\n return BN_mod_exp_mont_consttime(rr, a, p, m, ctx, in_mont);\n }\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n d = BN_CTX_get(ctx);\n r = BN_CTX_get(ctx);\n val[0] = BN_CTX_get(ctx);\n if (!d || !r || !val[0])\n goto err;\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_nnmod(val[0], a, m, ctx))\n goto err;\n aa = val[0];\n } else\n aa = a;\n if (BN_is_zero(aa)) {\n BN_zero(rr);\n ret = 1;\n goto err;\n }\n if (!BN_to_montgomery(val[0], aa, mont, ctx))\n goto err;\n window = BN_window_bits_for_exponent_size(bits);\n if (window > 1) {\n if (!BN_mod_mul_montgomery(d, val[0], val[0], mont, ctx))\n goto err;\n j = 1 << (window - 1);\n for (i = 1; i < j; i++) {\n if (((val[i] = BN_CTX_get(ctx)) == NULL) ||\n !BN_mod_mul_montgomery(val[i], val[i - 1], d, mont, ctx))\n goto err;\n }\n }\n start = 1;\n wvalue = 0;\n wstart = bits - 1;\n wend = 0;\n#if 1\n j = m->top;\n if (m->d[j - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n if (bn_wexpand(r, j) == NULL)\n goto err;\n r->d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < j; i++)\n r->d[i] = (~m->d[i]) & BN_MASK2;\n r->top = j;\n bn_correct_top(r);\n } else\n#endif\n if (!BN_to_montgomery(r, BN_value_one(), mont, ctx))\n goto err;\n for (;;) {\n if (BN_is_bit_set(p, wstart) == 0) {\n if (!start) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (wstart == 0)\n break;\n wstart--;\n continue;\n }\n j = wstart;\n wvalue = 1;\n wend = 0;\n for (i = 1; i < window; i++) {\n if (wstart - i < 0)\n break;\n if (BN_is_bit_set(p, wstart - i)) {\n wvalue <<= (i - wend);\n wvalue |= 1;\n wend = i;\n }\n }\n j = wend + 1;\n if (!start)\n for (i = 0; i < j; i++) {\n if (!BN_mod_mul_montgomery(r, r, r, mont, ctx))\n goto err;\n }\n if (!BN_mod_mul_montgomery(r, r, val[wvalue >> 1], mont, ctx))\n goto err;\n wstart -= wend + 1;\n wvalue = 0;\n start = 0;\n if (wstart < 0)\n break;\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n j = mont->N.top;\n val[0]->d[0] = 1;\n for (i = 1; i < j; i++)\n val[0]->d[i] = 0;\n val[0]->top = j;\n if (!BN_mod_mul_montgomery(rr, r, val[0], mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, r, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n BN_CTX_end(ctx);\n bn_check_top(rr);\n return (ret);\n}', 'int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx,\n BN_MONT_CTX *in_mont)\n{\n int i, bits, ret = 0, window, wvalue;\n int top;\n BN_MONT_CTX *mont = NULL;\n int numPowers;\n unsigned char *powerbufFree = NULL;\n int powerbufLen = 0;\n unsigned char *powerbuf = NULL;\n BIGNUM tmp, am;\n#if defined(SPARC_T4_MONT)\n unsigned int t4 = 0;\n#endif\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n if (!BN_is_odd(m)) {\n BNerr(BN_F_BN_MOD_EXP_MONT_CONSTTIME, BN_R_CALLED_WITH_EVEN_MODULUS);\n return (0);\n }\n top = m->top;\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_is_one(m)) {\n ret = 1;\n BN_zero(rr);\n } else {\n ret = BN_one(rr);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n if (in_mont != NULL)\n mont = in_mont;\n else {\n if ((mont = BN_MONT_CTX_new()) == NULL)\n goto err;\n if (!BN_MONT_CTX_set(mont, m, ctx))\n goto err;\n }\n#ifdef RSAZ_ENABLED\n if ((16 == a->top) && (16 == p->top) && (BN_num_bits(m) == 1024)\n && rsaz_avx2_eligible()) {\n if (NULL == bn_wexpand(rr, 16))\n goto err;\n RSAZ_1024_mod_exp_avx2(rr->d, a->d, p->d, m->d, mont->RR.d,\n mont->n0[0]);\n rr->top = 16;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n } else if ((8 == a->top) && (8 == p->top) && (BN_num_bits(m) == 512)) {\n if (NULL == bn_wexpand(rr, 8))\n goto err;\n RSAZ_512_mod_exp(rr->d, a->d, p->d, m->d, mont->n0[0], mont->RR.d);\n rr->top = 8;\n rr->neg = 0;\n bn_correct_top(rr);\n ret = 1;\n goto err;\n }\n#endif\n window = BN_window_bits_for_ctime_exponent_size(bits);\n#if defined(SPARC_T4_MONT)\n if (window >= 5 && (top & 15) == 0 && top <= 64 &&\n (OPENSSL_sparcv9cap_P[1] & (CFR_MONTMUL | CFR_MONTSQR)) ==\n (CFR_MONTMUL | CFR_MONTSQR) && (t4 = OPENSSL_sparcv9cap_P[0]))\n window = 5;\n else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window >= 5) {\n window = 5;\n powerbufLen += top * sizeof(mont->N.d[0]);\n }\n#endif\n (void)0;\n numPowers = 1 << window;\n powerbufLen += sizeof(m->d[0]) * (top * numPowers +\n ((2 * top) >\n numPowers ? (2 * top) : numPowers));\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree =\n alloca(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH);\n else\n#endif\n if ((powerbufFree =\n OPENSSL_malloc(powerbufLen + MOD_EXP_CTIME_MIN_CACHE_LINE_WIDTH))\n == NULL)\n goto err;\n powerbuf = MOD_EXP_CTIME_ALIGN(powerbufFree);\n memset(powerbuf, 0, powerbufLen);\n#ifdef alloca\n if (powerbufLen < 3072)\n powerbufFree = NULL;\n#endif\n tmp.d = (BN_ULONG *)(powerbuf + sizeof(m->d[0]) * top * numPowers);\n am.d = tmp.d + top;\n tmp.top = am.top = 0;\n tmp.dmax = am.dmax = top;\n tmp.neg = am.neg = 0;\n tmp.flags = am.flags = BN_FLG_STATIC_DATA;\n#if 1\n if (m->d[top - 1] & (((BN_ULONG)1) << (BN_BITS2 - 1))) {\n tmp.d[0] = (0 - m->d[0]) & BN_MASK2;\n for (i = 1; i < top; i++)\n tmp.d[i] = (~m->d[i]) & BN_MASK2;\n tmp.top = top;\n } else\n#endif\n if (!BN_to_montgomery(&tmp, BN_value_one(), mont, ctx))\n goto err;\n if (a->neg || BN_ucmp(a, m) >= 0) {\n if (!BN_mod(&am, a, m, ctx))\n goto err;\n if (!BN_to_montgomery(&am, &am, mont, ctx))\n goto err;\n } else if (!BN_to_montgomery(&am, a, mont, ctx))\n goto err;\n#if defined(SPARC_T4_MONT)\n if (t4) {\n typedef int (*bn_pwr5_mont_f) (BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_8(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_16(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_24(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n int bn_pwr5_mont_t4_32(BN_ULONG *tp, const BN_ULONG *np,\n const BN_ULONG *n0, const void *table,\n int power, int bits);\n static const bn_pwr5_mont_f pwr5_funcs[4] = {\n bn_pwr5_mont_t4_8, bn_pwr5_mont_t4_16,\n bn_pwr5_mont_t4_24, bn_pwr5_mont_t4_32\n };\n bn_pwr5_mont_f pwr5_worker = pwr5_funcs[top / 16 - 1];\n typedef int (*bn_mul_mont_f) (BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_8(BN_ULONG *rp, const BN_ULONG *ap, const void *bp,\n const BN_ULONG *np, const BN_ULONG *n0);\n int bn_mul_mont_t4_16(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_24(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n int bn_mul_mont_t4_32(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0);\n static const bn_mul_mont_f mul_funcs[4] = {\n bn_mul_mont_t4_8, bn_mul_mont_t4_16,\n bn_mul_mont_t4_24, bn_mul_mont_t4_32\n };\n bn_mul_mont_f mul_worker = mul_funcs[top / 16 - 1];\n void bn_mul_mont_vis3(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *bp, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n void bn_mul_mont_gather5_t4(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_flip_n_scatter5_t4(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5_t4(BN_ULONG *out, size_t num,\n void *table, size_t power);\n void bn_flip_t4(BN_ULONG *dst, BN_ULONG *src, size_t num);\n BN_ULONG *np = mont->N.d, *n0 = mont->n0;\n int stride = 5 * (6 - (top / 16 - 1));\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 0);\n bn_flip_n_scatter5_t4(am.d, top, powerbuf, 1);\n if (!(*mul_worker) (tmp.d, am.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, am.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, am.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, 2);\n for (i = 3; i < 32; i++) {\n if (!(*mul_worker) (tmp.d, tmp.d, am.d, np, n0) &&\n !(*mul_worker) (tmp.d, tmp.d, am.d, np, n0))\n bn_mul_mont_vis3(tmp.d, tmp.d, am.d, np, n0, top);\n bn_flip_n_scatter5_t4(tmp.d, top, powerbuf, i);\n }\n np = alloca(top * sizeof(BN_ULONG));\n top /= 2;\n bn_flip_t4(np, mont->N.d, top);\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5_t4(tmp.d, top, powerbuf, wvalue);\n while (bits >= 0) {\n if (bits < stride)\n stride = bits + 1;\n bits -= stride;\n wvalue = bn_get_bits(p, bits + 1);\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n if ((*pwr5_worker) (tmp.d, np, n0, powerbuf, wvalue, stride))\n continue;\n bits += stride - 5;\n wvalue >>= stride - 5;\n wvalue &= 31;\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_t4(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5_t4(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n }\n bn_flip_t4(tmp.d, tmp.d, top);\n top *= 2;\n tmp.top = top;\n bn_correct_top(&tmp);\n OPENSSL_cleanse(np, top * sizeof(BN_ULONG));\n } else\n#endif\n#if defined(OPENSSL_BN_ASM_MONT5)\n if (window == 5 && top > 1) {\n void bn_mul_mont_gather5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n void bn_scatter5(const BN_ULONG *inp, size_t num,\n void *table, size_t power);\n void bn_gather5(BN_ULONG *out, size_t num, void *table, size_t power);\n void bn_power5(BN_ULONG *rp, const BN_ULONG *ap,\n const void *table, const BN_ULONG *np,\n const BN_ULONG *n0, int num, int power);\n int bn_get_bits5(const BN_ULONG *ap, int off);\n int bn_from_montgomery(BN_ULONG *rp, const BN_ULONG *ap,\n const BN_ULONG *not_used, const BN_ULONG *np,\n const BN_ULONG *n0, int num);\n BN_ULONG *n0 = mont->n0, *np;\n for (i = am.top; i < top; i++)\n am.d[i] = 0;\n for (i = tmp.top; i < top; i++)\n tmp.d[i] = 0;\n for (np = am.d + top, i = 0; i < top; i++)\n np[i] = mont->N.d[i];\n bn_scatter5(tmp.d, top, powerbuf, 0);\n bn_scatter5(am.d, am.top, powerbuf, 1);\n bn_mul_mont(tmp.d, am.d, am.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2);\n# if 0\n for (i = 3; i < 32; i++) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# else\n for (i = 4; i < 32; i *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n for (i = 3; i < 8; i += 2) {\n int j;\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n for (j = 2 * i; j < 32; j *= 2) {\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, j);\n }\n }\n for (; i < 16; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_scatter5(tmp.d, top, powerbuf, 2 * i);\n }\n for (; i < 32; i += 2) {\n bn_mul_mont_gather5(tmp.d, am.d, powerbuf, np, n0, top, i - 1);\n bn_scatter5(tmp.d, top, powerbuf, i);\n }\n# endif\n bits--;\n for (wvalue = 0, i = bits % 5; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_gather5(tmp.d, top, powerbuf, wvalue);\n if (top & 7)\n while (bits >= 0) {\n for (wvalue = 0, i = 0; i < 5; i++, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont(tmp.d, tmp.d, tmp.d, np, n0, top);\n bn_mul_mont_gather5(tmp.d, tmp.d, powerbuf, np, n0, top,\n wvalue);\n } else {\n while (bits >= 0) {\n wvalue = bn_get_bits5(p->d, bits - 4);\n bits -= 5;\n bn_power5(tmp.d, tmp.d, powerbuf, np, n0, top, wvalue);\n }\n }\n ret = bn_from_montgomery(tmp.d, tmp.d, NULL, np, n0, top);\n tmp.top = top;\n bn_correct_top(&tmp);\n if (ret) {\n if (!BN_copy(rr, &tmp))\n ret = 0;\n goto err;\n }\n } else\n#endif\n {\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 0, window))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&am, top, powerbuf, 1, window))\n goto err;\n if (window > 1) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &am, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, 2,\n window))\n goto err;\n for (i = 3; i < numPowers; i++) {\n if (!BN_mod_mul_montgomery(&tmp, &am, &tmp, mont, ctx))\n goto err;\n if (!MOD_EXP_CTIME_COPY_TO_PREBUF(&tmp, top, powerbuf, i,\n window))\n goto err;\n }\n }\n bits--;\n for (wvalue = 0, i = bits % window; i >= 0; i--, bits--)\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&tmp, top, powerbuf, wvalue,\n window))\n goto err;\n while (bits >= 0) {\n wvalue = 0;\n for (i = 0; i < window; i++, bits--) {\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &tmp, mont, ctx))\n goto err;\n wvalue = (wvalue << 1) + BN_is_bit_set(p, bits);\n }\n if (!MOD_EXP_CTIME_COPY_FROM_PREBUF(&am, top, powerbuf, wvalue,\n window))\n goto err;\n if (!BN_mod_mul_montgomery(&tmp, &tmp, &am, mont, ctx))\n goto err;\n }\n }\n#if defined(SPARC_T4_MONT)\n if (OPENSSL_sparcv9cap_P[0] & (SPARCV9_VIS3 | SPARCV9_PREFER_FPU)) {\n am.d[0] = 1;\n for (i = 1; i < top; i++)\n am.d[i] = 0;\n if (!BN_mod_mul_montgomery(rr, &tmp, &am, mont, ctx))\n goto err;\n } else\n#endif\n if (!BN_from_montgomery(rr, &tmp, mont, ctx))\n goto err;\n ret = 1;\n err:\n if (in_mont == NULL)\n BN_MONT_CTX_free(mont);\n if (powerbuf != NULL) {\n OPENSSL_cleanse(powerbuf, powerbufLen);\n OPENSSL_free(powerbufFree);\n }\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,\n BN_CTX *ctx)\n{\n return BN_mod_mul_montgomery(r, a, &(mont->RR), mont, ctx);\n}', 'int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,\n BN_MONT_CTX *mont, BN_CTX *ctx)\n{\n BIGNUM *tmp;\n int ret = 0;\n#if defined(OPENSSL_BN_ASM_MONT) && defined(MONT_WORD)\n int num = mont->N.top;\n if (num > 1 && a->top == num && b->top == num) {\n if (bn_wexpand(r, num) == NULL)\n return (0);\n if (bn_mul_mont(r->d, a->d, b->d, mont->N.d, mont->n0, num)) {\n r->neg = a->neg ^ b->neg;\n r->top = num;\n bn_correct_top(r);\n return (1);\n }\n }\n#endif\n BN_CTX_start(ctx);\n tmp = BN_CTX_get(ctx);\n if (tmp == NULL)\n goto err;\n bn_check_top(tmp);\n if (a == b) {\n if (!BN_sqr(tmp, a, ctx))\n goto err;\n } else {\n if (!BN_mul(tmp, a, b, ctx))\n goto err;\n }\n#ifdef MONT_WORD\n if (!BN_from_montgomery_word(r, tmp, mont))\n goto err;\n#else\n if (!BN_from_montgomery(r, tmp, mont, ctx))\n goto err;\n#endif\n bn_check_top(r);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return (ret);\n}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n{\n int max, al;\n int ret = 0;\n BIGNUM *tmp, *rr;\n bn_check_top(a);\n al = a->top;\n if (al <= 0) {\n r->top = 0;\n r->neg = 0;\n return 1;\n }\n BN_CTX_start(ctx);\n rr = (a != r) ? r : BN_CTX_get(ctx);\n tmp = BN_CTX_get(ctx);\n if (!rr || !tmp)\n goto err;\n max = 2 * al;\n if (bn_wexpand(rr, max) == NULL)\n goto err;\n if (al == 4) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[8];\n bn_sqr_normal(rr->d, a->d, 4, t);\n#else\n bn_sqr_comba4(rr->d, a->d);\n#endif\n } else if (al == 8) {\n#ifndef BN_SQR_COMBA\n BN_ULONG t[16];\n bn_sqr_normal(rr->d, a->d, 8, t);\n#else\n bn_sqr_comba8(rr->d, a->d);\n#endif\n } else {\n#if defined(BN_RECURSION)\n if (al < BN_SQR_RECURSIVE_SIZE_NORMAL) {\n BN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL * 2];\n bn_sqr_normal(rr->d, a->d, al, t);\n } else {\n int j, k;\n j = BN_num_bits_word((BN_ULONG)al);\n j = 1 << (j - 1);\n k = j + j;\n if (al == j) {\n if (bn_wexpand(tmp, k * 2) == NULL)\n goto err;\n bn_sqr_recursive(rr->d, a->d, al, tmp->d);\n } else {\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n }\n }\n#else\n if (bn_wexpand(tmp, max) == NULL)\n goto err;\n bn_sqr_normal(rr->d, a->d, al, tmp->d);\n#endif\n }\n rr->neg = 0;\n if (a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n rr->top = max - 1;\n else\n rr->top = max;\n if (r != rr && BN_copy(r, rr) == NULL)\n goto err;\n ret = 1;\n err:\n bn_check_top(rr);\n bn_check_top(tmp);\n BN_CTX_end(ctx);\n return (ret);\n}', 'void bn_sqr_normal(BN_ULONG *r, const BN_ULONG *a, int n, BN_ULONG *tmp)\n{\n int i, j, max;\n const BN_ULONG *ap;\n BN_ULONG *rp;\n max = n * 2;\n ap = a;\n rp = r;\n rp[0] = rp[max - 1] = 0;\n rp++;\n j = n;\n if (--j > 0) {\n ap++;\n rp[j] = bn_mul_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n for (i = n - 2; i > 0; i--) {\n j--;\n ap++;\n rp[j] = bn_mul_add_words(rp, ap, j, ap[-1]);\n rp += 2;\n }\n bn_add_words(r, r, r, max);\n bn_sqr_words(tmp, a, n);\n bn_add_words(r, r, tmp, max);\n}'] |
11,876 | 0 | https://github.com/libav/libav/blob/66a71d989fdca27749bf4a965d0c0b2fe6d7b473/ffmpeg.c/#L3583 | static int opt_streamid(const char *opt, const char *arg)
{
int idx;
char *p;
char idx_str[16];
strncpy(idx_str, arg, sizeof(idx_str));
idx_str[sizeof(idx_str)-1] = '\0';
p = strchr(idx_str, ':');
if (!p) {
fprintf(stderr,
"Invalid value '%s' for option '%s', required syntax is 'index:value'\n",
arg, opt);
ffmpeg_exit(1);
}
*p++ = '\0';
idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);
streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1);
streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);
return 0;
} | ['static int opt_streamid(const char *opt, const char *arg)\n{\n int idx;\n char *p;\n char idx_str[16];\n strncpy(idx_str, arg, sizeof(idx_str));\n idx_str[sizeof(idx_str)-1] = \'\\0\';\n p = strchr(idx_str, \':\');\n if (!p) {\n fprintf(stderr,\n "Invalid value \'%s\' for option \'%s\', required syntax is \'index:value\'\\n",\n arg, opt);\n ffmpeg_exit(1);\n }\n *p++ = \'\\0\';\n idx = parse_number_or_die(opt, idx_str, OPT_INT, 0, MAX_STREAMS-1);\n streamid_map = grow_array(streamid_map, sizeof(*streamid_map), &nb_streamid_map, idx+1);\n streamid_map[idx] = parse_number_or_die(opt, p, OPT_INT, 0, INT_MAX);\n return 0;\n}'] |
11,877 | 0 | https://github.com/libav/libav/blob/f40f329e9219a8dd7e585345a8ea294fa66562b9/libavcodec/mpegaudiodec.c/#L702 | static void dct32(INTFLOAT *out, INTFLOAT *tab)
{
INTFLOAT tmp0, tmp1;
BF( 0, 31, COS0_0 , 1);
BF(15, 16, COS0_15, 5);
BF( 0, 15, COS1_0 , 1);
BF(16, 31,-COS1_0 , 1);
BF( 7, 24, COS0_7 , 1);
BF( 8, 23, COS0_8 , 1);
BF( 7, 8, COS1_7 , 4);
BF(23, 24,-COS1_7 , 4);
BF( 0, 7, COS2_0 , 1);
BF( 8, 15,-COS2_0 , 1);
BF(16, 23, COS2_0 , 1);
BF(24, 31,-COS2_0 , 1);
BF( 3, 28, COS0_3 , 1);
BF(12, 19, COS0_12, 2);
BF( 3, 12, COS1_3 , 1);
BF(19, 28,-COS1_3 , 1);
BF( 4, 27, COS0_4 , 1);
BF(11, 20, COS0_11, 2);
BF( 4, 11, COS1_4 , 1);
BF(20, 27,-COS1_4 , 1);
BF( 3, 4, COS2_3 , 3);
BF(11, 12,-COS2_3 , 3);
BF(19, 20, COS2_3 , 3);
BF(27, 28,-COS2_3 , 3);
BF( 0, 3, COS3_0 , 1);
BF( 4, 7,-COS3_0 , 1);
BF( 8, 11, COS3_0 , 1);
BF(12, 15,-COS3_0 , 1);
BF(16, 19, COS3_0 , 1);
BF(20, 23,-COS3_0 , 1);
BF(24, 27, COS3_0 , 1);
BF(28, 31,-COS3_0 , 1);
BF( 1, 30, COS0_1 , 1);
BF(14, 17, COS0_14, 3);
BF( 1, 14, COS1_1 , 1);
BF(17, 30,-COS1_1 , 1);
BF( 6, 25, COS0_6 , 1);
BF( 9, 22, COS0_9 , 1);
BF( 6, 9, COS1_6 , 2);
BF(22, 25,-COS1_6 , 2);
BF( 1, 6, COS2_1 , 1);
BF( 9, 14,-COS2_1 , 1);
BF(17, 22, COS2_1 , 1);
BF(25, 30,-COS2_1 , 1);
BF( 2, 29, COS0_2 , 1);
BF(13, 18, COS0_13, 3);
BF( 2, 13, COS1_2 , 1);
BF(18, 29,-COS1_2 , 1);
BF( 5, 26, COS0_5 , 1);
BF(10, 21, COS0_10, 1);
BF( 5, 10, COS1_5 , 2);
BF(21, 26,-COS1_5 , 2);
BF( 2, 5, COS2_2 , 1);
BF(10, 13,-COS2_2 , 1);
BF(18, 21, COS2_2 , 1);
BF(26, 29,-COS2_2 , 1);
BF( 1, 2, COS3_1 , 2);
BF( 5, 6,-COS3_1 , 2);
BF( 9, 10, COS3_1 , 2);
BF(13, 14,-COS3_1 , 2);
BF(17, 18, COS3_1 , 2);
BF(21, 22,-COS3_1 , 2);
BF(25, 26, COS3_1 , 2);
BF(29, 30,-COS3_1 , 2);
BF1( 0, 1, 2, 3);
BF2( 4, 5, 6, 7);
BF1( 8, 9, 10, 11);
BF2(12, 13, 14, 15);
BF1(16, 17, 18, 19);
BF2(20, 21, 22, 23);
BF1(24, 25, 26, 27);
BF2(28, 29, 30, 31);
ADD( 8, 12);
ADD(12, 10);
ADD(10, 14);
ADD(14, 9);
ADD( 9, 13);
ADD(13, 11);
ADD(11, 15);
out[ 0] = tab[0];
out[16] = tab[1];
out[ 8] = tab[2];
out[24] = tab[3];
out[ 4] = tab[4];
out[20] = tab[5];
out[12] = tab[6];
out[28] = tab[7];
out[ 2] = tab[8];
out[18] = tab[9];
out[10] = tab[10];
out[26] = tab[11];
out[ 6] = tab[12];
out[22] = tab[13];
out[14] = tab[14];
out[30] = tab[15];
ADD(24, 28);
ADD(28, 26);
ADD(26, 30);
ADD(30, 25);
ADD(25, 29);
ADD(29, 27);
ADD(27, 31);
out[ 1] = tab[16] + tab[24];
out[17] = tab[17] + tab[25];
out[ 9] = tab[18] + tab[26];
out[25] = tab[19] + tab[27];
out[ 5] = tab[20] + tab[28];
out[21] = tab[21] + tab[29];
out[13] = tab[22] + tab[30];
out[29] = tab[23] + tab[31];
out[ 3] = tab[24] + tab[20];
out[19] = tab[25] + tab[21];
out[11] = tab[26] + tab[22];
out[27] = tab[27] + tab[23];
out[ 7] = tab[28] + tab[18];
out[23] = tab[29] + tab[19];
out[15] = tab[30] + tab[17];
out[31] = tab[31];
} | ['static void mpc_synth(MPCContext *c, int16_t *out)\n{\n int dither_state = 0;\n int i, ch;\n OUT_INT samples[MPA_MAX_CHANNELS * MPA_FRAME_SIZE], *samples_ptr;\n for(ch = 0; ch < 2; ch++){\n samples_ptr = samples + ch;\n for(i = 0; i < SAMPLES_PER_BAND; i++) {\n ff_mpa_synth_filter(c->synth_buf[ch], &(c->synth_buf_offset[ch]),\n ff_mpa_synth_window, &dither_state,\n samples_ptr, 2,\n c->sb_samples[ch][i]);\n samples_ptr += 64;\n }\n }\n for(i = 0; i < MPC_FRAME_SIZE*2; i++)\n *out++=samples[i];\n}', 'void RENAME(ff_mpa_synth_filter)(MPA_INT *synth_buf_ptr, int *synth_buf_offset,\n MPA_INT *window, int *dither_state,\n OUT_INT *samples, int incr,\n INTFLOAT sb_samples[SBLIMIT])\n{\n register MPA_INT *synth_buf;\n register const MPA_INT *w, *w2, *p;\n int j, offset;\n OUT_INT *samples2;\n#if CONFIG_FLOAT\n float sum, sum2;\n#elif FRAC_BITS <= 15\n int32_t tmp[32];\n int sum, sum2;\n#else\n int64_t sum, sum2;\n#endif\n offset = *synth_buf_offset;\n synth_buf = synth_buf_ptr + offset;\n#if FRAC_BITS <= 15 && !CONFIG_FLOAT\n dct32(tmp, sb_samples);\n for(j=0;j<32;j++) {\n synth_buf[j] = av_clip_int16(tmp[j]);\n }\n#else\n dct32(synth_buf, sb_samples);\n#endif\n memcpy(synth_buf + 512, synth_buf, 32 * sizeof(*synth_buf));\n samples2 = samples + 31 * incr;\n w = window;\n w2 = window + 31;\n sum = *dither_state;\n p = synth_buf + 16;\n SUM8(MACS, sum, w, p);\n p = synth_buf + 48;\n SUM8(MLSS, sum, w + 32, p);\n *samples = round_sample(&sum);\n samples += incr;\n w++;\n for(j=1;j<16;j++) {\n sum2 = 0;\n p = synth_buf + 16 + j;\n SUM8P2(sum, MACS, sum2, MLSS, w, w2, p);\n p = synth_buf + 48 - j;\n SUM8P2(sum, MLSS, sum2, MLSS, w + 32, w2 + 32, p);\n *samples = round_sample(&sum);\n samples += incr;\n sum += sum2;\n *samples2 = round_sample(&sum);\n samples2 -= incr;\n w++;\n w2--;\n }\n p = synth_buf + 32;\n SUM8(MLSS, sum, w + 32, p);\n *samples = round_sample(&sum);\n *dither_state= sum;\n offset = (offset - 32) & 511;\n *synth_buf_offset = offset;\n}', 'static void dct32(INTFLOAT *out, INTFLOAT *tab)\n{\n INTFLOAT tmp0, tmp1;\n BF( 0, 31, COS0_0 , 1);\n BF(15, 16, COS0_15, 5);\n BF( 0, 15, COS1_0 , 1);\n BF(16, 31,-COS1_0 , 1);\n BF( 7, 24, COS0_7 , 1);\n BF( 8, 23, COS0_8 , 1);\n BF( 7, 8, COS1_7 , 4);\n BF(23, 24,-COS1_7 , 4);\n BF( 0, 7, COS2_0 , 1);\n BF( 8, 15,-COS2_0 , 1);\n BF(16, 23, COS2_0 , 1);\n BF(24, 31,-COS2_0 , 1);\n BF( 3, 28, COS0_3 , 1);\n BF(12, 19, COS0_12, 2);\n BF( 3, 12, COS1_3 , 1);\n BF(19, 28,-COS1_3 , 1);\n BF( 4, 27, COS0_4 , 1);\n BF(11, 20, COS0_11, 2);\n BF( 4, 11, COS1_4 , 1);\n BF(20, 27,-COS1_4 , 1);\n BF( 3, 4, COS2_3 , 3);\n BF(11, 12,-COS2_3 , 3);\n BF(19, 20, COS2_3 , 3);\n BF(27, 28,-COS2_3 , 3);\n BF( 0, 3, COS3_0 , 1);\n BF( 4, 7,-COS3_0 , 1);\n BF( 8, 11, COS3_0 , 1);\n BF(12, 15,-COS3_0 , 1);\n BF(16, 19, COS3_0 , 1);\n BF(20, 23,-COS3_0 , 1);\n BF(24, 27, COS3_0 , 1);\n BF(28, 31,-COS3_0 , 1);\n BF( 1, 30, COS0_1 , 1);\n BF(14, 17, COS0_14, 3);\n BF( 1, 14, COS1_1 , 1);\n BF(17, 30,-COS1_1 , 1);\n BF( 6, 25, COS0_6 , 1);\n BF( 9, 22, COS0_9 , 1);\n BF( 6, 9, COS1_6 , 2);\n BF(22, 25,-COS1_6 , 2);\n BF( 1, 6, COS2_1 , 1);\n BF( 9, 14,-COS2_1 , 1);\n BF(17, 22, COS2_1 , 1);\n BF(25, 30,-COS2_1 , 1);\n BF( 2, 29, COS0_2 , 1);\n BF(13, 18, COS0_13, 3);\n BF( 2, 13, COS1_2 , 1);\n BF(18, 29,-COS1_2 , 1);\n BF( 5, 26, COS0_5 , 1);\n BF(10, 21, COS0_10, 1);\n BF( 5, 10, COS1_5 , 2);\n BF(21, 26,-COS1_5 , 2);\n BF( 2, 5, COS2_2 , 1);\n BF(10, 13,-COS2_2 , 1);\n BF(18, 21, COS2_2 , 1);\n BF(26, 29,-COS2_2 , 1);\n BF( 1, 2, COS3_1 , 2);\n BF( 5, 6,-COS3_1 , 2);\n BF( 9, 10, COS3_1 , 2);\n BF(13, 14,-COS3_1 , 2);\n BF(17, 18, COS3_1 , 2);\n BF(21, 22,-COS3_1 , 2);\n BF(25, 26, COS3_1 , 2);\n BF(29, 30,-COS3_1 , 2);\n BF1( 0, 1, 2, 3);\n BF2( 4, 5, 6, 7);\n BF1( 8, 9, 10, 11);\n BF2(12, 13, 14, 15);\n BF1(16, 17, 18, 19);\n BF2(20, 21, 22, 23);\n BF1(24, 25, 26, 27);\n BF2(28, 29, 30, 31);\n ADD( 8, 12);\n ADD(12, 10);\n ADD(10, 14);\n ADD(14, 9);\n ADD( 9, 13);\n ADD(13, 11);\n ADD(11, 15);\n out[ 0] = tab[0];\n out[16] = tab[1];\n out[ 8] = tab[2];\n out[24] = tab[3];\n out[ 4] = tab[4];\n out[20] = tab[5];\n out[12] = tab[6];\n out[28] = tab[7];\n out[ 2] = tab[8];\n out[18] = tab[9];\n out[10] = tab[10];\n out[26] = tab[11];\n out[ 6] = tab[12];\n out[22] = tab[13];\n out[14] = tab[14];\n out[30] = tab[15];\n ADD(24, 28);\n ADD(28, 26);\n ADD(26, 30);\n ADD(30, 25);\n ADD(25, 29);\n ADD(29, 27);\n ADD(27, 31);\n out[ 1] = tab[16] + tab[24];\n out[17] = tab[17] + tab[25];\n out[ 9] = tab[18] + tab[26];\n out[25] = tab[19] + tab[27];\n out[ 5] = tab[20] + tab[28];\n out[21] = tab[21] + tab[29];\n out[13] = tab[22] + tab[30];\n out[29] = tab[23] + tab[31];\n out[ 3] = tab[24] + tab[20];\n out[19] = tab[25] + tab[21];\n out[11] = tab[26] + tab[22];\n out[27] = tab[27] + tab[23];\n out[ 7] = tab[28] + tab[18];\n out[23] = tab[29] + tab[19];\n out[15] = tab[30] + tab[17];\n out[31] = tab[31];\n}'] |
11,878 | 0 | https://github.com/openssl/openssl/blob/9c46f4b9cd4912b61cb546c48b678488d7f26ed6/apps/s_client.c/#L1328 | int MAIN(int argc, char **argv)
{
int build_chain = 0;
SSL *con = NULL;
#ifndef OPENSSL_NO_KRB5
KSSL_CTX *kctx;
#endif
int s, k, width, state = 0;
char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL;
int cbuf_len, cbuf_off;
int sbuf_len, sbuf_off;
fd_set readfds, writefds;
short port = PORT;
int full_log = 1;
char *host = SSL_HOST_NAME;
const char *unix_path = NULL;
char *xmpphost = NULL;
char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;
char *passarg = NULL, *pass = NULL;
X509 *cert = NULL;
EVP_PKEY *key = NULL;
STACK_OF(X509) *chain = NULL;
char *CApath = NULL, *CAfile = NULL;
char *chCApath = NULL, *chCAfile = NULL;
char *vfyCApath = NULL, *vfyCAfile = NULL;
int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE;
int crlf = 0;
int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
SSL_CTX *ctx = NULL;
int ret = 1, in_init = 1, i, nbio_test = 0;
int starttls_proto = PROTO_OFF;
int prexit = 0;
X509_VERIFY_PARAM *vpm = NULL;
int badarg = 0;
const SSL_METHOD *meth = NULL;
int socket_type = SOCK_STREAM;
BIO *sbio;
char *inrand = NULL;
int mbuf_len = 0;
struct timeval timeout, *timeoutp;
#ifndef OPENSSL_NO_ENGINE
char *engine_id = NULL;
char *ssl_client_engine_id = NULL;
ENGINE *ssl_client_engine = NULL;
#endif
ENGINE *e = NULL;
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
struct timeval tv;
#endif
#ifndef OPENSSL_NO_TLSEXT
char *servername = NULL;
tlsextctx tlsextcbp = { NULL, 0 };
# ifndef OPENSSL_NO_NEXTPROTONEG
const char *next_proto_neg_in = NULL;
# endif
const char *alpn_in = NULL;
# define MAX_SI_TYPES 100
unsigned short serverinfo_types[MAX_SI_TYPES];
int serverinfo_types_count = 0;
#endif
char *sess_in = NULL;
char *sess_out = NULL;
struct sockaddr peer;
int peerlen = sizeof(peer);
int fallback_scsv = 0;
int enable_timeouts = 0;
long socket_mtu = 0;
#ifndef OPENSSL_NO_JPAKE
static char *jpake_secret = NULL;
# define no_jpake !jpake_secret
#else
# define no_jpake 1
#endif
#ifndef OPENSSL_NO_SRP
char *srppass = NULL;
int srp_lateuser = 0;
SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
#endif
SSL_EXCERT *exc = NULL;
SSL_CONF_CTX *cctx = NULL;
STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
char *crl_file = NULL;
int crl_format = FORMAT_PEM;
int crl_download = 0;
STACK_OF(X509_CRL) *crls = NULL;
int sdebug = 0;
meth = SSLv23_client_method();
apps_startup();
c_Pause = 0;
c_quiet = 0;
c_ign_eof = 0;
c_debug = 0;
c_msg = 0;
c_showcerts = 0;
if (bio_err == NULL)
bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
if (!load_config(bio_err, NULL))
goto end;
cctx = SSL_CONF_CTX_new();
if (!cctx)
goto end;
SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);
SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);
if (((cbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||
((sbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||
((mbuf = OPENSSL_malloc(BUFSIZZ)) == NULL)) {
BIO_printf(bio_err, "out of memory\n");
goto end;
}
verify_depth = 0;
verify_error = X509_V_OK;
#ifdef FIONBIO
c_nbio = 0;
#endif
argc--;
argv++;
while (argc >= 1) {
if (strcmp(*argv, "-host") == 0) {
if (--argc < 1)
goto bad;
host = *(++argv);
} else if (strcmp(*argv, "-port") == 0) {
if (--argc < 1)
goto bad;
port = atoi(*(++argv));
if (port == 0)
goto bad;
} else if (strcmp(*argv, "-connect") == 0) {
if (--argc < 1)
goto bad;
if (!extract_host_port(*(++argv), &host, NULL, &port))
goto bad;
} else if (strcmp(*argv, "-unix") == 0) {
if (--argc < 1)
goto bad;
unix_path = *(++argv);
} else if (strcmp(*argv, "-xmpphost") == 0) {
if (--argc < 1)
goto bad;
xmpphost = *(++argv);
} else if (strcmp(*argv, "-verify") == 0) {
verify = SSL_VERIFY_PEER;
if (--argc < 1)
goto bad;
verify_depth = atoi(*(++argv));
if (!c_quiet)
BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
} else if (strcmp(*argv, "-cert") == 0) {
if (--argc < 1)
goto bad;
cert_file = *(++argv);
} else if (strcmp(*argv, "-CRL") == 0) {
if (--argc < 1)
goto bad;
crl_file = *(++argv);
} else if (strcmp(*argv, "-crl_download") == 0)
crl_download = 1;
else if (strcmp(*argv, "-sess_out") == 0) {
if (--argc < 1)
goto bad;
sess_out = *(++argv);
} else if (strcmp(*argv, "-sess_in") == 0) {
if (--argc < 1)
goto bad;
sess_in = *(++argv);
} else if (strcmp(*argv, "-certform") == 0) {
if (--argc < 1)
goto bad;
cert_format = str2fmt(*(++argv));
} else if (strcmp(*argv, "-CRLform") == 0) {
if (--argc < 1)
goto bad;
crl_format = str2fmt(*(++argv));
} else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) {
if (badarg)
goto bad;
continue;
} else if (strcmp(*argv, "-verify_return_error") == 0)
verify_return_error = 1;
else if (strcmp(*argv, "-verify_quiet") == 0)
verify_quiet = 1;
else if (strcmp(*argv, "-brief") == 0) {
c_brief = 1;
verify_quiet = 1;
c_quiet = 1;
} else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) {
if (badarg)
goto bad;
continue;
} else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) {
if (badarg)
goto bad;
continue;
} else if (strcmp(*argv, "-prexit") == 0)
prexit = 1;
else if (strcmp(*argv, "-crlf") == 0)
crlf = 1;
else if (strcmp(*argv, "-quiet") == 0) {
c_quiet = 1;
c_ign_eof = 1;
} else if (strcmp(*argv, "-ign_eof") == 0)
c_ign_eof = 1;
else if (strcmp(*argv, "-no_ign_eof") == 0)
c_ign_eof = 0;
else if (strcmp(*argv, "-pause") == 0)
c_Pause = 1;
else if (strcmp(*argv, "-debug") == 0)
c_debug = 1;
#ifndef OPENSSL_NO_TLSEXT
else if (strcmp(*argv, "-tlsextdebug") == 0)
c_tlsextdebug = 1;
else if (strcmp(*argv, "-status") == 0)
c_status_req = 1;
#endif
#ifdef WATT32
else if (strcmp(*argv, "-wdebug") == 0)
dbug_init();
#endif
else if (strcmp(*argv, "-msg") == 0)
c_msg = 1;
else if (strcmp(*argv, "-msgfile") == 0) {
if (--argc < 1)
goto bad;
bio_c_msg = BIO_new_file(*(++argv), "w");
}
#ifndef OPENSSL_NO_SSL_TRACE
else if (strcmp(*argv, "-trace") == 0)
c_msg = 2;
#endif
else if (strcmp(*argv, "-security_debug") == 0) {
sdebug = 1;
} else if (strcmp(*argv, "-security_debug_verbose") == 0) {
sdebug = 2;
} else if (strcmp(*argv, "-showcerts") == 0)
c_showcerts = 1;
else if (strcmp(*argv, "-nbio_test") == 0)
nbio_test = 1;
else if (strcmp(*argv, "-state") == 0)
state = 1;
#ifndef OPENSSL_NO_PSK
else if (strcmp(*argv, "-psk_identity") == 0) {
if (--argc < 1)
goto bad;
psk_identity = *(++argv);
} else if (strcmp(*argv, "-psk") == 0) {
size_t j;
if (--argc < 1)
goto bad;
psk_key = *(++argv);
for (j = 0; j < strlen(psk_key); j++) {
if (isxdigit((unsigned char)psk_key[j]))
continue;
BIO_printf(bio_err, "Not a hex number '%s'\n", *argv);
goto bad;
}
}
#endif
#ifndef OPENSSL_NO_SRP
else if (strcmp(*argv, "-srpuser") == 0) {
if (--argc < 1)
goto bad;
srp_arg.srplogin = *(++argv);
meth = TLSv1_client_method();
} else if (strcmp(*argv, "-srppass") == 0) {
if (--argc < 1)
goto bad;
srppass = *(++argv);
meth = TLSv1_client_method();
} else if (strcmp(*argv, "-srp_strength") == 0) {
if (--argc < 1)
goto bad;
srp_arg.strength = atoi(*(++argv));
BIO_printf(bio_err, "SRP minimal length for N is %d\n",
srp_arg.strength);
meth = TLSv1_client_method();
} else if (strcmp(*argv, "-srp_lateuser") == 0) {
srp_lateuser = 1;
meth = TLSv1_client_method();
} else if (strcmp(*argv, "-srp_moregroups") == 0) {
srp_arg.amp = 1;
meth = TLSv1_client_method();
}
#endif
#ifndef OPENSSL_NO_SSL3_METHOD
else if (strcmp(*argv, "-ssl3") == 0)
meth = SSLv3_client_method();
#endif
#ifndef OPENSSL_NO_TLS1
else if (strcmp(*argv, "-tls1_2") == 0)
meth = TLSv1_2_client_method();
else if (strcmp(*argv, "-tls1_1") == 0)
meth = TLSv1_1_client_method();
else if (strcmp(*argv, "-tls1") == 0)
meth = TLSv1_client_method();
#endif
#ifndef OPENSSL_NO_DTLS1
else if (strcmp(*argv, "-dtls") == 0) {
meth = DTLS_client_method();
socket_type = SOCK_DGRAM;
} else if (strcmp(*argv, "-dtls1") == 0) {
meth = DTLSv1_client_method();
socket_type = SOCK_DGRAM;
} else if (strcmp(*argv, "-dtls1_2") == 0) {
meth = DTLSv1_2_client_method();
socket_type = SOCK_DGRAM;
} else if (strcmp(*argv, "-timeout") == 0)
enable_timeouts = 1;
else if (strcmp(*argv, "-mtu") == 0) {
if (--argc < 1)
goto bad;
socket_mtu = atol(*(++argv));
}
#endif
else if (strcmp(*argv, "-fallback_scsv") == 0) {
fallback_scsv = 1;
} else if (strcmp(*argv, "-keyform") == 0) {
if (--argc < 1)
goto bad;
key_format = str2fmt(*(++argv));
} else if (strcmp(*argv, "-pass") == 0) {
if (--argc < 1)
goto bad;
passarg = *(++argv);
} else if (strcmp(*argv, "-cert_chain") == 0) {
if (--argc < 1)
goto bad;
chain_file = *(++argv);
} else if (strcmp(*argv, "-key") == 0) {
if (--argc < 1)
goto bad;
key_file = *(++argv);
} else if (strcmp(*argv, "-reconnect") == 0) {
reconnect = 5;
} else if (strcmp(*argv, "-CApath") == 0) {
if (--argc < 1)
goto bad;
CApath = *(++argv);
} else if (strcmp(*argv, "-chainCApath") == 0) {
if (--argc < 1)
goto bad;
chCApath = *(++argv);
} else if (strcmp(*argv, "-verifyCApath") == 0) {
if (--argc < 1)
goto bad;
vfyCApath = *(++argv);
} else if (strcmp(*argv, "-build_chain") == 0)
build_chain = 1;
else if (strcmp(*argv, "-CAfile") == 0) {
if (--argc < 1)
goto bad;
CAfile = *(++argv);
} else if (strcmp(*argv, "-chainCAfile") == 0) {
if (--argc < 1)
goto bad;
chCAfile = *(++argv);
} else if (strcmp(*argv, "-verifyCAfile") == 0) {
if (--argc < 1)
goto bad;
vfyCAfile = *(++argv);
}
#ifndef OPENSSL_NO_TLSEXT
# ifndef OPENSSL_NO_NEXTPROTONEG
else if (strcmp(*argv, "-nextprotoneg") == 0) {
if (--argc < 1)
goto bad;
next_proto_neg_in = *(++argv);
}
# endif
else if (strcmp(*argv, "-alpn") == 0) {
if (--argc < 1)
goto bad;
alpn_in = *(++argv);
} else if (strcmp(*argv, "-serverinfo") == 0) {
char *c;
int start = 0;
int len;
if (--argc < 1)
goto bad;
c = *(++argv);
serverinfo_types_count = 0;
len = strlen(c);
for (i = 0; i <= len; ++i) {
if (i == len || c[i] == ',') {
serverinfo_types[serverinfo_types_count]
= atoi(c + start);
serverinfo_types_count++;
start = i + 1;
}
if (serverinfo_types_count == MAX_SI_TYPES)
break;
}
}
#endif
#ifdef FIONBIO
else if (strcmp(*argv, "-nbio") == 0) {
c_nbio = 1;
}
#endif
else if (strcmp(*argv, "-starttls") == 0) {
if (--argc < 1)
goto bad;
++argv;
if (strcmp(*argv, "smtp") == 0)
starttls_proto = PROTO_SMTP;
else if (strcmp(*argv, "pop3") == 0)
starttls_proto = PROTO_POP3;
else if (strcmp(*argv, "imap") == 0)
starttls_proto = PROTO_IMAP;
else if (strcmp(*argv, "ftp") == 0)
starttls_proto = PROTO_FTP;
else if (strcmp(*argv, "xmpp") == 0)
starttls_proto = PROTO_XMPP;
else
goto bad;
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv, "-engine") == 0) {
if (--argc < 1)
goto bad;
engine_id = *(++argv);
} else if (strcmp(*argv, "-ssl_client_engine") == 0) {
if (--argc < 1)
goto bad;
ssl_client_engine_id = *(++argv);
}
#endif
else if (strcmp(*argv, "-rand") == 0) {
if (--argc < 1)
goto bad;
inrand = *(++argv);
}
#ifndef OPENSSL_NO_TLSEXT
else if (strcmp(*argv, "-servername") == 0) {
if (--argc < 1)
goto bad;
servername = *(++argv);
}
#endif
#ifndef OPENSSL_NO_JPAKE
else if (strcmp(*argv, "-jpake") == 0) {
if (--argc < 1)
goto bad;
jpake_secret = *++argv;
}
#endif
#ifndef OPENSSL_NO_SRTP
else if (strcmp(*argv, "-use_srtp") == 0) {
if (--argc < 1)
goto bad;
srtp_profiles = *(++argv);
}
#endif
else if (strcmp(*argv, "-keymatexport") == 0) {
if (--argc < 1)
goto bad;
keymatexportlabel = *(++argv);
} else if (strcmp(*argv, "-keymatexportlen") == 0) {
if (--argc < 1)
goto bad;
keymatexportlen = atoi(*(++argv));
if (keymatexportlen == 0)
goto bad;
} else {
BIO_printf(bio_err, "unknown option %s\n", *argv);
badop = 1;
break;
}
argc--;
argv++;
}
if (badop) {
bad:
sc_usage();
goto end;
}
if (unix_path && (socket_type != SOCK_STREAM)) {
BIO_printf(bio_err,
"Can't use unix sockets and datagrams together\n");
goto end;
}
#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
if (jpake_secret) {
if (psk_key) {
BIO_printf(bio_err, "Can't use JPAKE and PSK together\n");
goto end;
}
psk_identity = "JPAKE";
}
#endif
OpenSSL_add_ssl_algorithms();
SSL_load_error_strings();
#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
next_proto.status = -1;
if (next_proto_neg_in) {
next_proto.data =
next_protos_parse(&next_proto.len, next_proto_neg_in);
if (next_proto.data == NULL) {
BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
goto end;
}
} else
next_proto.data = NULL;
#endif
#ifndef OPENSSL_NO_ENGINE
e = setup_engine(bio_err, engine_id, 1);
if (ssl_client_engine_id) {
ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);
if (!ssl_client_engine) {
BIO_printf(bio_err, "Error getting client auth engine\n");
goto end;
}
}
#endif
if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
if (key_file == NULL)
key_file = cert_file;
if (key_file) {
key = load_key(bio_err, key_file, key_format, 0, pass, e,
"client certificate private key file");
if (!key) {
ERR_print_errors(bio_err);
goto end;
}
}
if (cert_file) {
cert = load_cert(bio_err, cert_file, cert_format,
NULL, e, "client certificate file");
if (!cert) {
ERR_print_errors(bio_err);
goto end;
}
}
if (chain_file) {
chain = load_certs(bio_err, chain_file, FORMAT_PEM,
NULL, e, "client certificate chain");
if (!chain)
goto end;
}
if (crl_file) {
X509_CRL *crl;
crl = load_crl(crl_file, crl_format);
if (!crl) {
BIO_puts(bio_err, "Error loading CRL\n");
ERR_print_errors(bio_err);
goto end;
}
crls = sk_X509_CRL_new_null();
if (!crls || !sk_X509_CRL_push(crls, crl)) {
BIO_puts(bio_err, "Error adding CRL\n");
ERR_print_errors(bio_err);
X509_CRL_free(crl);
goto end;
}
}
if (!load_excert(&exc, bio_err))
goto end;
if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL
&& !RAND_status()) {
BIO_printf(bio_err,
"warning, not much extra random data, consider using the -rand option\n");
}
if (inrand != NULL)
BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
app_RAND_load_files(inrand));
if (bio_c_out == NULL) {
if (c_quiet && !c_debug) {
bio_c_out = BIO_new(BIO_s_null());
if (c_msg && !bio_c_msg)
bio_c_msg = BIO_new_fp(stdout, BIO_NOCLOSE);
} else {
if (bio_c_out == NULL)
bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE);
}
}
#ifndef OPENSSL_NO_SRP
if (!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
}
#endif
ctx = SSL_CTX_new(meth);
if (ctx == NULL) {
ERR_print_errors(bio_err);
goto end;
}
if (sdebug)
ssl_ctx_security_debug(ctx, bio_err, sdebug);
if (vpm)
SSL_CTX_set1_param(ctx, vpm);
if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake)) {
ERR_print_errors(bio_err);
goto end;
}
if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,
crls, crl_download)) {
BIO_printf(bio_err, "Error loading store locations\n");
ERR_print_errors(bio_err);
goto end;
}
#ifndef OPENSSL_NO_ENGINE
if (ssl_client_engine) {
if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {
BIO_puts(bio_err, "Error setting client auth engine\n");
ERR_print_errors(bio_err);
ENGINE_free(ssl_client_engine);
goto end;
}
ENGINE_free(ssl_client_engine);
}
#endif
#ifndef OPENSSL_NO_PSK
# ifdef OPENSSL_NO_JPAKE
if (psk_key != NULL)
# else
if (psk_key != NULL || jpake_secret)
# endif
{
if (c_debug)
BIO_printf(bio_c_out,
"PSK key given or JPAKE in use, setting client callback\n");
SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
}
#endif
#ifndef OPENSSL_NO_SRTP
if (srtp_profiles != NULL)
SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);
#endif
if (exc)
ssl_ctx_set_excert(ctx, exc);
if (socket_type == SOCK_DGRAM)
SSL_CTX_set_read_ahead(ctx, 1);
#if !defined(OPENSSL_NO_TLSEXT)
# if !defined(OPENSSL_NO_NEXTPROTONEG)
if (next_proto.data)
SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
# endif
if (alpn_in) {
unsigned short alpn_len;
unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
if (alpn == NULL) {
BIO_printf(bio_err, "Error parsing -alpn argument\n");
goto end;
}
SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
OPENSSL_free(alpn);
}
#endif
#ifndef OPENSSL_NO_TLSEXT
for (i = 0; i < serverinfo_types_count; i++) {
SSL_CTX_add_client_custom_ext(ctx,
serverinfo_types[i],
NULL, NULL, NULL,
serverinfo_cli_parse_cb, NULL);
}
#endif
if (state)
SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
#if 0
else
SSL_CTX_set_cipher_list(ctx, getenv("SSL_CIPHER"));
#endif
SSL_CTX_set_verify(ctx, verify, verify_callback);
if ((!SSL_CTX_load_verify_locations(ctx, CAfile, CApath)) ||
(!SSL_CTX_set_default_verify_paths(ctx))) {
ERR_print_errors(bio_err);
}
ssl_ctx_add_crls(ctx, crls, crl_download);
if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
goto end;
#ifndef OPENSSL_NO_TLSEXT
if (servername != NULL) {
tlsextcbp.biodebug = bio_err;
SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
}
# ifndef OPENSSL_NO_SRP
if (srp_arg.srplogin) {
if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
BIO_printf(bio_err, "Unable to set SRP username\n");
goto end;
}
srp_arg.msg = c_msg;
srp_arg.debug = c_debug;
SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
if (c_msg || c_debug || srp_arg.amp == 0)
SSL_CTX_set_srp_verify_param_callback(ctx,
ssl_srp_verify_param_cb);
}
# endif
#endif
con = SSL_new(ctx);
if (sess_in) {
SSL_SESSION *sess;
BIO *stmp = BIO_new_file(sess_in, "r");
if (!stmp) {
BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
ERR_print_errors(bio_err);
goto end;
}
sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
BIO_free(stmp);
if (!sess) {
BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
ERR_print_errors(bio_err);
goto end;
}
SSL_set_session(con, sess);
SSL_SESSION_free(sess);
}
if (fallback_scsv)
SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
#ifndef OPENSSL_NO_TLSEXT
if (servername != NULL) {
if (!SSL_set_tlsext_host_name(con, servername)) {
BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
ERR_print_errors(bio_err);
goto end;
}
}
#endif
#ifndef OPENSSL_NO_KRB5
if (con && (kctx = kssl_ctx_new()) != NULL) {
SSL_set0_kssl_ctx(con, kctx);
kssl_ctx_setstring(kctx, KSSL_SERVER, host);
}
#endif
#if 0
# ifdef TLSEXT_TYPE_opaque_prf_input
SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);
# endif
#endif
re_start:
#ifdef NO_SYS_UN_H
if (init_client(&s, host, port, socket_type) == 0)
#else
if ((!unix_path && (init_client(&s, host, port, socket_type) == 0)) ||
(unix_path && (init_client_unix(&s, unix_path) == 0)))
#endif
{
BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
SHUTDOWN(s);
goto end;
}
BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
#ifdef FIONBIO
if (c_nbio) {
unsigned long l = 1;
BIO_printf(bio_c_out, "turning on non blocking io\n");
if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {
ERR_print_errors(bio_err);
goto end;
}
}
#endif
if (c_Pause & 0x01)
SSL_set_debug(con, 1);
if (socket_type == SOCK_DGRAM) {
sbio = BIO_new_dgram(s, BIO_NOCLOSE);
if (getsockname(s, &peer, (void *)&peerlen) < 0) {
BIO_printf(bio_err, "getsockname:errno=%d\n",
get_last_socket_error());
SHUTDOWN(s);
goto end;
}
(void)BIO_ctrl_set_connected(sbio, 1, &peer);
if (enable_timeouts) {
timeout.tv_sec = 0;
timeout.tv_usec = DGRAM_RCV_TIMEOUT;
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
timeout.tv_sec = 0;
timeout.tv_usec = DGRAM_SND_TIMEOUT;
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
}
if (socket_mtu) {
if (socket_mtu < DTLS_get_link_min_mtu(con)) {
BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
DTLS_get_link_min_mtu(con));
BIO_free(sbio);
goto shut;
}
SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
if (!DTLS_set_link_mtu(con, socket_mtu)) {
BIO_printf(bio_err, "Failed to set MTU\n");
BIO_free(sbio);
goto shut;
}
} else
BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
} else
sbio = BIO_new_socket(s, BIO_NOCLOSE);
if (nbio_test) {
BIO *test;
test = BIO_new(BIO_f_nbio_test());
sbio = BIO_push(test, sbio);
}
if (c_debug) {
SSL_set_debug(con, 1);
BIO_set_callback(sbio, bio_dump_callback);
BIO_set_callback_arg(sbio, (char *)bio_c_out);
}
if (c_msg) {
#ifndef OPENSSL_NO_SSL_TRACE
if (c_msg == 2)
SSL_set_msg_callback(con, SSL_trace);
else
#endif
SSL_set_msg_callback(con, msg_cb);
SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);
}
#ifndef OPENSSL_NO_TLSEXT
if (c_tlsextdebug) {
SSL_set_tlsext_debug_callback(con, tlsext_cb);
SSL_set_tlsext_debug_arg(con, bio_c_out);
}
if (c_status_req) {
SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
# if 0
{
STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();
OCSP_RESPID *id = OCSP_RESPID_new();
id->value.byKey = ASN1_OCTET_STRING_new();
id->type = V_OCSP_RESPID_KEY;
ASN1_STRING_set(id->value.byKey, "Hello World", -1);
sk_OCSP_RESPID_push(ids, id);
SSL_set_tlsext_status_ids(con, ids);
}
# endif
}
#endif
#ifndef OPENSSL_NO_JPAKE
if (jpake_secret)
jpake_client_auth(bio_c_out, sbio, jpake_secret);
#endif
SSL_set_bio(con, sbio, sbio);
SSL_set_connect_state(con);
width = SSL_get_fd(con) + 1;
read_tty = 1;
write_tty = 0;
tty_on = 0;
read_ssl = 1;
write_ssl = 1;
cbuf_len = 0;
cbuf_off = 0;
sbuf_len = 0;
sbuf_off = 0;
if (starttls_proto == PROTO_SMTP) {
int foundit = 0;
BIO *fbio = BIO_new(BIO_f_buffer());
BIO_push(fbio, sbio);
do {
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
}
while (mbuf_len > 3 && mbuf[3] == '-');
BIO_printf(fbio, "EHLO openssl.client.net\r\n");
(void)BIO_flush(fbio);
do {
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
if (strstr(mbuf, "STARTTLS"))
foundit = 1;
}
while (mbuf_len > 3 && mbuf[3] == '-');
(void)BIO_flush(fbio);
BIO_pop(fbio);
BIO_free(fbio);
if (!foundit)
BIO_printf(bio_err,
"didn't found starttls in server response,"
" try anyway...\n");
BIO_printf(sbio, "STARTTLS\r\n");
BIO_read(sbio, sbuf, BUFSIZZ);
} else if (starttls_proto == PROTO_POP3) {
BIO_read(sbio, mbuf, BUFSIZZ);
BIO_printf(sbio, "STLS\r\n");
BIO_read(sbio, sbuf, BUFSIZZ);
} else if (starttls_proto == PROTO_IMAP) {
int foundit = 0;
BIO *fbio = BIO_new(BIO_f_buffer());
BIO_push(fbio, sbio);
BIO_gets(fbio, mbuf, BUFSIZZ);
BIO_printf(fbio, ". CAPABILITY\r\n");
(void)BIO_flush(fbio);
do {
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
if (strstr(mbuf, "STARTTLS"))
foundit = 1;
}
while (mbuf_len > 3 && mbuf[0] != '.');
(void)BIO_flush(fbio);
BIO_pop(fbio);
BIO_free(fbio);
if (!foundit)
BIO_printf(bio_err,
"didn't found STARTTLS in server response,"
" try anyway...\n");
BIO_printf(sbio, ". STARTTLS\r\n");
BIO_read(sbio, sbuf, BUFSIZZ);
} else if (starttls_proto == PROTO_FTP) {
BIO *fbio = BIO_new(BIO_f_buffer());
BIO_push(fbio, sbio);
do {
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
}
while (mbuf_len > 3 && mbuf[3] == '-');
(void)BIO_flush(fbio);
BIO_pop(fbio);
BIO_free(fbio);
BIO_printf(sbio, "AUTH TLS\r\n");
BIO_read(sbio, sbuf, BUFSIZZ);
}
if (starttls_proto == PROTO_XMPP) {
int seen = 0;
BIO_printf(sbio, "<stream:stream "
"xmlns:stream='http://etherx.jabber.org/streams' "
"xmlns='jabber:client' to='%s' version='1.0'>", xmpphost ?
xmpphost : host);
seen = BIO_read(sbio, mbuf, BUFSIZZ);
mbuf[seen] = 0;
while (!strstr
(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
&& !strstr(mbuf,
"<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
{
seen = BIO_read(sbio, mbuf, BUFSIZZ);
if (seen <= 0)
goto shut;
mbuf[seen] = 0;
}
BIO_printf(sbio,
"<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
seen = BIO_read(sbio, sbuf, BUFSIZZ);
sbuf[seen] = 0;
if (!strstr(sbuf, "<proceed"))
goto shut;
mbuf[0] = 0;
}
for (;;) {
FD_ZERO(&readfds);
FD_ZERO(&writefds);
if ((SSL_version(con) == DTLS1_VERSION) &&
DTLSv1_get_timeout(con, &timeout))
timeoutp = &timeout;
else
timeoutp = NULL;
if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
in_init = 1;
tty_on = 0;
} else {
tty_on = 1;
if (in_init) {
in_init = 0;
#if 0
# ifndef OPENSSL_NO_TLSEXT
if (servername != NULL && !SSL_session_reused(con)) {
BIO_printf(bio_c_out,
"Server did %sacknowledge servername extension.\n",
tlsextcbp.ack ? "" : "not ");
}
# endif
#endif
if (sess_out) {
BIO *stmp = BIO_new_file(sess_out, "w");
if (stmp) {
PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
BIO_free(stmp);
} else
BIO_printf(bio_err, "Error writing session file %s\n",
sess_out);
}
if (c_brief) {
BIO_puts(bio_err, "CONNECTION ESTABLISHED\n");
print_ssl_summary(bio_err, con);
}
print_stuff(bio_c_out, con, full_log);
if (full_log > 0)
full_log--;
if (starttls_proto) {
BIO_printf(bio_err, "%s", mbuf);
starttls_proto = PROTO_OFF;
}
if (reconnect) {
reconnect--;
BIO_printf(bio_c_out,
"drop connection and then reconnect\n");
SSL_shutdown(con);
SSL_set_connect_state(con);
SHUTDOWN(SSL_get_fd(con));
goto re_start;
}
}
}
ssl_pending = read_ssl && SSL_pending(con);
if (!ssl_pending) {
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)
if (tty_on) {
if (read_tty)
openssl_fdset(fileno(stdin), &readfds);
if (write_tty)
openssl_fdset(fileno(stdout), &writefds);
}
if (read_ssl)
openssl_fdset(SSL_get_fd(con), &readfds);
if (write_ssl)
openssl_fdset(SSL_get_fd(con), &writefds);
#else
if (!tty_on || !write_tty) {
if (read_ssl)
openssl_fdset(SSL_get_fd(con), &readfds);
if (write_ssl)
openssl_fdset(SSL_get_fd(con), &writefds);
}
#endif
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
i = 0;
if (!write_tty) {
if (read_tty) {
tv.tv_sec = 1;
tv.tv_usec = 0;
i = select(width, (void *)&readfds, (void *)&writefds,
NULL, &tv);
# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
if (!i && (!_kbhit() || !read_tty))
continue;
# else
if (!i && (!((_kbhit())
|| (WAIT_OBJECT_0 ==
WaitForSingleObject(GetStdHandle
(STD_INPUT_HANDLE),
0)))
|| !read_tty))
continue;
# endif
} else
i = select(width, (void *)&readfds, (void *)&writefds,
NULL, timeoutp);
}
#elif defined(OPENSSL_SYS_NETWARE)
if (!write_tty) {
if (read_tty) {
tv.tv_sec = 1;
tv.tv_usec = 0;
i = select(width, (void *)&readfds, (void *)&writefds,
NULL, &tv);
} else
i = select(width, (void *)&readfds, (void *)&writefds,
NULL, timeoutp);
}
#else
i = select(width, (void *)&readfds, (void *)&writefds,
NULL, timeoutp);
#endif
if (i < 0) {
BIO_printf(bio_err, "bad select %d\n",
get_last_socket_error());
goto shut;
}
}
if ((SSL_version(con) == DTLS1_VERSION)
&& DTLSv1_handle_timeout(con) > 0) {
BIO_printf(bio_err, "TIMEOUT occurred\n");
}
if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
switch (SSL_get_error(con, k)) {
case SSL_ERROR_NONE:
cbuf_off += k;
cbuf_len -= k;
if (k <= 0)
goto end;
if (cbuf_len <= 0) {
read_tty = 1;
write_ssl = 0;
} else {
read_tty = 0;
write_ssl = 1;
}
break;
case SSL_ERROR_WANT_WRITE:
BIO_printf(bio_c_out, "write W BLOCK\n");
write_ssl = 1;
read_tty = 0;
break;
case SSL_ERROR_WANT_READ:
BIO_printf(bio_c_out, "write R BLOCK\n");
write_tty = 0;
read_ssl = 1;
write_ssl = 0;
break;
case SSL_ERROR_WANT_X509_LOOKUP:
BIO_printf(bio_c_out, "write X BLOCK\n");
break;
case SSL_ERROR_ZERO_RETURN:
if (cbuf_len != 0) {
BIO_printf(bio_c_out, "shutdown\n");
ret = 0;
goto shut;
} else {
read_tty = 1;
write_ssl = 0;
break;
}
case SSL_ERROR_SYSCALL:
if ((k != 0) || (cbuf_len != 0)) {
BIO_printf(bio_err, "write:errno=%d\n",
get_last_socket_error());
goto shut;
} else {
read_tty = 1;
write_ssl = 0;
}
break;
case SSL_ERROR_SSL:
ERR_print_errors(bio_err);
goto shut;
}
}
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)
else if (!ssl_pending && write_tty)
#else
else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))
#endif
{
#ifdef CHARSET_EBCDIC
ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
#endif
i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
if (i <= 0) {
BIO_printf(bio_c_out, "DONE\n");
ret = 0;
goto shut;
}
sbuf_len -= i;;
sbuf_off += i;
if (sbuf_len <= 0) {
read_ssl = 1;
write_tty = 0;
}
} else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
#ifdef RENEG
{
static int iiii;
if (++iiii == 52) {
SSL_renegotiate(con);
iiii = 0;
}
}
#endif
#if 1
k = SSL_read(con, sbuf, 1024 );
#else
k = SSL_read(con, sbuf, 16);
{
char zbuf[10240];
printf("read=%d pending=%d peek=%d\n", k, SSL_pending(con),
SSL_peek(con, zbuf, 10240));
}
#endif
switch (SSL_get_error(con, k)) {
case SSL_ERROR_NONE:
if (k <= 0)
goto end;
sbuf_off = 0;
sbuf_len = k;
read_ssl = 0;
write_tty = 1;
break;
case SSL_ERROR_WANT_WRITE:
BIO_printf(bio_c_out, "read W BLOCK\n");
write_ssl = 1;
read_tty = 0;
break;
case SSL_ERROR_WANT_READ:
BIO_printf(bio_c_out, "read R BLOCK\n");
write_tty = 0;
read_ssl = 1;
if ((read_tty == 0) && (write_ssl == 0))
write_ssl = 1;
break;
case SSL_ERROR_WANT_X509_LOOKUP:
BIO_printf(bio_c_out, "read X BLOCK\n");
break;
case SSL_ERROR_SYSCALL:
ret = get_last_socket_error();
if (c_brief)
BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n");
else
BIO_printf(bio_err, "read:errno=%d\n", ret);
goto shut;
case SSL_ERROR_ZERO_RETURN:
BIO_printf(bio_c_out, "closed\n");
ret = 0;
goto shut;
case SSL_ERROR_SSL:
ERR_print_errors(bio_err);
goto shut;
}
}
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)
else if (_kbhit())
# else
else if ((_kbhit())
|| (WAIT_OBJECT_0 ==
WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))
# endif
#elif defined (OPENSSL_SYS_NETWARE)
else if (_kbhit())
#else
else if (FD_ISSET(fileno(stdin), &readfds))
#endif
{
if (crlf) {
int j, lf_num;
i = raw_read_stdin(cbuf, BUFSIZZ / 2);
lf_num = 0;
for (j = 0; j < i; j++)
if (cbuf[j] == '\n')
lf_num++;
for (j = i - 1; j >= 0; j--) {
cbuf[j + lf_num] = cbuf[j];
if (cbuf[j] == '\n') {
lf_num--;
i++;
cbuf[j + lf_num] = '\r';
}
}
assert(lf_num == 0);
} else
i = raw_read_stdin(cbuf, BUFSIZZ);
if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q'))) {
BIO_printf(bio_err, "DONE\n");
ret = 0;
goto shut;
}
if ((!c_ign_eof) && (cbuf[0] == 'R')) {
BIO_printf(bio_err, "RENEGOTIATING\n");
SSL_renegotiate(con);
cbuf_len = 0;
}
#ifndef OPENSSL_NO_HEARTBEATS
else if ((!c_ign_eof) && (cbuf[0] == 'B')) {
BIO_printf(bio_err, "HEARTBEATING\n");
SSL_heartbeat(con);
cbuf_len = 0;
}
#endif
else {
cbuf_len = i;
cbuf_off = 0;
#ifdef CHARSET_EBCDIC
ebcdic2ascii(cbuf, cbuf, i);
#endif
}
write_ssl = 1;
read_tty = 0;
}
}
ret = 0;
shut:
if (in_init)
print_stuff(bio_c_out, con, full_log);
SSL_shutdown(con);
SHUTDOWN(SSL_get_fd(con));
end:
if (con != NULL) {
if (prexit != 0)
print_stuff(bio_c_out, con, 1);
SSL_free(con);
}
#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
if (next_proto.data)
OPENSSL_free(next_proto.data);
#endif
if (ctx != NULL)
SSL_CTX_free(ctx);
if (cert)
X509_free(cert);
if (crls)
sk_X509_CRL_pop_free(crls, X509_CRL_free);
if (key)
EVP_PKEY_free(key);
if (chain)
sk_X509_pop_free(chain, X509_free);
if (pass)
OPENSSL_free(pass);
if (vpm)
X509_VERIFY_PARAM_free(vpm);
ssl_excert_free(exc);
if (ssl_args)
sk_OPENSSL_STRING_free(ssl_args);
if (cctx)
SSL_CONF_CTX_free(cctx);
#ifndef OPENSSL_NO_JPAKE
if (jpake_secret && psk_key)
OPENSSL_free(psk_key);
#endif
if (cbuf != NULL) {
OPENSSL_cleanse(cbuf, BUFSIZZ);
OPENSSL_free(cbuf);
}
if (sbuf != NULL) {
OPENSSL_cleanse(sbuf, BUFSIZZ);
OPENSSL_free(sbuf);
}
if (mbuf != NULL) {
OPENSSL_cleanse(mbuf, BUFSIZZ);
OPENSSL_free(mbuf);
}
if (bio_c_out != NULL) {
BIO_free(bio_c_out);
bio_c_out = NULL;
}
if (bio_c_msg != NULL) {
BIO_free(bio_c_msg);
bio_c_msg = NULL;
}
apps_shutdown();
OPENSSL_EXIT(ret);
} | ['int MAIN(int argc, char **argv)\n{\n int build_chain = 0;\n SSL *con = NULL;\n#ifndef OPENSSL_NO_KRB5\n KSSL_CTX *kctx;\n#endif\n int s, k, width, state = 0;\n char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL;\n int cbuf_len, cbuf_off;\n int sbuf_len, sbuf_off;\n fd_set readfds, writefds;\n short port = PORT;\n int full_log = 1;\n char *host = SSL_HOST_NAME;\n const char *unix_path = NULL;\n char *xmpphost = NULL;\n char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;\n int cert_format = FORMAT_PEM, key_format = FORMAT_PEM;\n char *passarg = NULL, *pass = NULL;\n X509 *cert = NULL;\n EVP_PKEY *key = NULL;\n STACK_OF(X509) *chain = NULL;\n char *CApath = NULL, *CAfile = NULL;\n char *chCApath = NULL, *chCAfile = NULL;\n char *vfyCApath = NULL, *vfyCAfile = NULL;\n int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE;\n int crlf = 0;\n int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;\n SSL_CTX *ctx = NULL;\n int ret = 1, in_init = 1, i, nbio_test = 0;\n int starttls_proto = PROTO_OFF;\n int prexit = 0;\n X509_VERIFY_PARAM *vpm = NULL;\n int badarg = 0;\n const SSL_METHOD *meth = NULL;\n int socket_type = SOCK_STREAM;\n BIO *sbio;\n char *inrand = NULL;\n int mbuf_len = 0;\n struct timeval timeout, *timeoutp;\n#ifndef OPENSSL_NO_ENGINE\n char *engine_id = NULL;\n char *ssl_client_engine_id = NULL;\n ENGINE *ssl_client_engine = NULL;\n#endif\n ENGINE *e = NULL;\n#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)\n struct timeval tv;\n#endif\n#ifndef OPENSSL_NO_TLSEXT\n char *servername = NULL;\n tlsextctx tlsextcbp = { NULL, 0 };\n# ifndef OPENSSL_NO_NEXTPROTONEG\n const char *next_proto_neg_in = NULL;\n# endif\n const char *alpn_in = NULL;\n# define MAX_SI_TYPES 100\n unsigned short serverinfo_types[MAX_SI_TYPES];\n int serverinfo_types_count = 0;\n#endif\n char *sess_in = NULL;\n char *sess_out = NULL;\n struct sockaddr peer;\n int peerlen = sizeof(peer);\n int fallback_scsv = 0;\n int enable_timeouts = 0;\n long socket_mtu = 0;\n#ifndef OPENSSL_NO_JPAKE\n static char *jpake_secret = NULL;\n# define no_jpake !jpake_secret\n#else\n# define no_jpake 1\n#endif\n#ifndef OPENSSL_NO_SRP\n char *srppass = NULL;\n int srp_lateuser = 0;\n SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };\n#endif\n SSL_EXCERT *exc = NULL;\n SSL_CONF_CTX *cctx = NULL;\n STACK_OF(OPENSSL_STRING) *ssl_args = NULL;\n char *crl_file = NULL;\n int crl_format = FORMAT_PEM;\n int crl_download = 0;\n STACK_OF(X509_CRL) *crls = NULL;\n int sdebug = 0;\n meth = SSLv23_client_method();\n apps_startup();\n c_Pause = 0;\n c_quiet = 0;\n c_ign_eof = 0;\n c_debug = 0;\n c_msg = 0;\n c_showcerts = 0;\n if (bio_err == NULL)\n bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);\n if (!load_config(bio_err, NULL))\n goto end;\n cctx = SSL_CONF_CTX_new();\n if (!cctx)\n goto end;\n SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT);\n SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE);\n if (((cbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||\n ((sbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) ||\n ((mbuf = OPENSSL_malloc(BUFSIZZ)) == NULL)) {\n BIO_printf(bio_err, "out of memory\\n");\n goto end;\n }\n verify_depth = 0;\n verify_error = X509_V_OK;\n#ifdef FIONBIO\n c_nbio = 0;\n#endif\n argc--;\n argv++;\n while (argc >= 1) {\n if (strcmp(*argv, "-host") == 0) {\n if (--argc < 1)\n goto bad;\n host = *(++argv);\n } else if (strcmp(*argv, "-port") == 0) {\n if (--argc < 1)\n goto bad;\n port = atoi(*(++argv));\n if (port == 0)\n goto bad;\n } else if (strcmp(*argv, "-connect") == 0) {\n if (--argc < 1)\n goto bad;\n if (!extract_host_port(*(++argv), &host, NULL, &port))\n goto bad;\n } else if (strcmp(*argv, "-unix") == 0) {\n if (--argc < 1)\n goto bad;\n unix_path = *(++argv);\n } else if (strcmp(*argv, "-xmpphost") == 0) {\n if (--argc < 1)\n goto bad;\n xmpphost = *(++argv);\n } else if (strcmp(*argv, "-verify") == 0) {\n verify = SSL_VERIFY_PEER;\n if (--argc < 1)\n goto bad;\n verify_depth = atoi(*(++argv));\n if (!c_quiet)\n BIO_printf(bio_err, "verify depth is %d\\n", verify_depth);\n } else if (strcmp(*argv, "-cert") == 0) {\n if (--argc < 1)\n goto bad;\n cert_file = *(++argv);\n } else if (strcmp(*argv, "-CRL") == 0) {\n if (--argc < 1)\n goto bad;\n crl_file = *(++argv);\n } else if (strcmp(*argv, "-crl_download") == 0)\n crl_download = 1;\n else if (strcmp(*argv, "-sess_out") == 0) {\n if (--argc < 1)\n goto bad;\n sess_out = *(++argv);\n } else if (strcmp(*argv, "-sess_in") == 0) {\n if (--argc < 1)\n goto bad;\n sess_in = *(++argv);\n } else if (strcmp(*argv, "-certform") == 0) {\n if (--argc < 1)\n goto bad;\n cert_format = str2fmt(*(++argv));\n } else if (strcmp(*argv, "-CRLform") == 0) {\n if (--argc < 1)\n goto bad;\n crl_format = str2fmt(*(++argv));\n } else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) {\n if (badarg)\n goto bad;\n continue;\n } else if (strcmp(*argv, "-verify_return_error") == 0)\n verify_return_error = 1;\n else if (strcmp(*argv, "-verify_quiet") == 0)\n verify_quiet = 1;\n else if (strcmp(*argv, "-brief") == 0) {\n c_brief = 1;\n verify_quiet = 1;\n c_quiet = 1;\n } else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) {\n if (badarg)\n goto bad;\n continue;\n } else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) {\n if (badarg)\n goto bad;\n continue;\n } else if (strcmp(*argv, "-prexit") == 0)\n prexit = 1;\n else if (strcmp(*argv, "-crlf") == 0)\n crlf = 1;\n else if (strcmp(*argv, "-quiet") == 0) {\n c_quiet = 1;\n c_ign_eof = 1;\n } else if (strcmp(*argv, "-ign_eof") == 0)\n c_ign_eof = 1;\n else if (strcmp(*argv, "-no_ign_eof") == 0)\n c_ign_eof = 0;\n else if (strcmp(*argv, "-pause") == 0)\n c_Pause = 1;\n else if (strcmp(*argv, "-debug") == 0)\n c_debug = 1;\n#ifndef OPENSSL_NO_TLSEXT\n else if (strcmp(*argv, "-tlsextdebug") == 0)\n c_tlsextdebug = 1;\n else if (strcmp(*argv, "-status") == 0)\n c_status_req = 1;\n#endif\n#ifdef WATT32\n else if (strcmp(*argv, "-wdebug") == 0)\n dbug_init();\n#endif\n else if (strcmp(*argv, "-msg") == 0)\n c_msg = 1;\n else if (strcmp(*argv, "-msgfile") == 0) {\n if (--argc < 1)\n goto bad;\n bio_c_msg = BIO_new_file(*(++argv), "w");\n }\n#ifndef OPENSSL_NO_SSL_TRACE\n else if (strcmp(*argv, "-trace") == 0)\n c_msg = 2;\n#endif\n else if (strcmp(*argv, "-security_debug") == 0) {\n sdebug = 1;\n } else if (strcmp(*argv, "-security_debug_verbose") == 0) {\n sdebug = 2;\n } else if (strcmp(*argv, "-showcerts") == 0)\n c_showcerts = 1;\n else if (strcmp(*argv, "-nbio_test") == 0)\n nbio_test = 1;\n else if (strcmp(*argv, "-state") == 0)\n state = 1;\n#ifndef OPENSSL_NO_PSK\n else if (strcmp(*argv, "-psk_identity") == 0) {\n if (--argc < 1)\n goto bad;\n psk_identity = *(++argv);\n } else if (strcmp(*argv, "-psk") == 0) {\n size_t j;\n if (--argc < 1)\n goto bad;\n psk_key = *(++argv);\n for (j = 0; j < strlen(psk_key); j++) {\n if (isxdigit((unsigned char)psk_key[j]))\n continue;\n BIO_printf(bio_err, "Not a hex number \'%s\'\\n", *argv);\n goto bad;\n }\n }\n#endif\n#ifndef OPENSSL_NO_SRP\n else if (strcmp(*argv, "-srpuser") == 0) {\n if (--argc < 1)\n goto bad;\n srp_arg.srplogin = *(++argv);\n meth = TLSv1_client_method();\n } else if (strcmp(*argv, "-srppass") == 0) {\n if (--argc < 1)\n goto bad;\n srppass = *(++argv);\n meth = TLSv1_client_method();\n } else if (strcmp(*argv, "-srp_strength") == 0) {\n if (--argc < 1)\n goto bad;\n srp_arg.strength = atoi(*(++argv));\n BIO_printf(bio_err, "SRP minimal length for N is %d\\n",\n srp_arg.strength);\n meth = TLSv1_client_method();\n } else if (strcmp(*argv, "-srp_lateuser") == 0) {\n srp_lateuser = 1;\n meth = TLSv1_client_method();\n } else if (strcmp(*argv, "-srp_moregroups") == 0) {\n srp_arg.amp = 1;\n meth = TLSv1_client_method();\n }\n#endif\n#ifndef OPENSSL_NO_SSL3_METHOD\n else if (strcmp(*argv, "-ssl3") == 0)\n meth = SSLv3_client_method();\n#endif\n#ifndef OPENSSL_NO_TLS1\n else if (strcmp(*argv, "-tls1_2") == 0)\n meth = TLSv1_2_client_method();\n else if (strcmp(*argv, "-tls1_1") == 0)\n meth = TLSv1_1_client_method();\n else if (strcmp(*argv, "-tls1") == 0)\n meth = TLSv1_client_method();\n#endif\n#ifndef OPENSSL_NO_DTLS1\n else if (strcmp(*argv, "-dtls") == 0) {\n meth = DTLS_client_method();\n socket_type = SOCK_DGRAM;\n } else if (strcmp(*argv, "-dtls1") == 0) {\n meth = DTLSv1_client_method();\n socket_type = SOCK_DGRAM;\n } else if (strcmp(*argv, "-dtls1_2") == 0) {\n meth = DTLSv1_2_client_method();\n socket_type = SOCK_DGRAM;\n } else if (strcmp(*argv, "-timeout") == 0)\n enable_timeouts = 1;\n else if (strcmp(*argv, "-mtu") == 0) {\n if (--argc < 1)\n goto bad;\n socket_mtu = atol(*(++argv));\n }\n#endif\n else if (strcmp(*argv, "-fallback_scsv") == 0) {\n fallback_scsv = 1;\n } else if (strcmp(*argv, "-keyform") == 0) {\n if (--argc < 1)\n goto bad;\n key_format = str2fmt(*(++argv));\n } else if (strcmp(*argv, "-pass") == 0) {\n if (--argc < 1)\n goto bad;\n passarg = *(++argv);\n } else if (strcmp(*argv, "-cert_chain") == 0) {\n if (--argc < 1)\n goto bad;\n chain_file = *(++argv);\n } else if (strcmp(*argv, "-key") == 0) {\n if (--argc < 1)\n goto bad;\n key_file = *(++argv);\n } else if (strcmp(*argv, "-reconnect") == 0) {\n reconnect = 5;\n } else if (strcmp(*argv, "-CApath") == 0) {\n if (--argc < 1)\n goto bad;\n CApath = *(++argv);\n } else if (strcmp(*argv, "-chainCApath") == 0) {\n if (--argc < 1)\n goto bad;\n chCApath = *(++argv);\n } else if (strcmp(*argv, "-verifyCApath") == 0) {\n if (--argc < 1)\n goto bad;\n vfyCApath = *(++argv);\n } else if (strcmp(*argv, "-build_chain") == 0)\n build_chain = 1;\n else if (strcmp(*argv, "-CAfile") == 0) {\n if (--argc < 1)\n goto bad;\n CAfile = *(++argv);\n } else if (strcmp(*argv, "-chainCAfile") == 0) {\n if (--argc < 1)\n goto bad;\n chCAfile = *(++argv);\n } else if (strcmp(*argv, "-verifyCAfile") == 0) {\n if (--argc < 1)\n goto bad;\n vfyCAfile = *(++argv);\n }\n#ifndef OPENSSL_NO_TLSEXT\n# ifndef OPENSSL_NO_NEXTPROTONEG\n else if (strcmp(*argv, "-nextprotoneg") == 0) {\n if (--argc < 1)\n goto bad;\n next_proto_neg_in = *(++argv);\n }\n# endif\n else if (strcmp(*argv, "-alpn") == 0) {\n if (--argc < 1)\n goto bad;\n alpn_in = *(++argv);\n } else if (strcmp(*argv, "-serverinfo") == 0) {\n char *c;\n int start = 0;\n int len;\n if (--argc < 1)\n goto bad;\n c = *(++argv);\n serverinfo_types_count = 0;\n len = strlen(c);\n for (i = 0; i <= len; ++i) {\n if (i == len || c[i] == \',\') {\n serverinfo_types[serverinfo_types_count]\n = atoi(c + start);\n serverinfo_types_count++;\n start = i + 1;\n }\n if (serverinfo_types_count == MAX_SI_TYPES)\n break;\n }\n }\n#endif\n#ifdef FIONBIO\n else if (strcmp(*argv, "-nbio") == 0) {\n c_nbio = 1;\n }\n#endif\n else if (strcmp(*argv, "-starttls") == 0) {\n if (--argc < 1)\n goto bad;\n ++argv;\n if (strcmp(*argv, "smtp") == 0)\n starttls_proto = PROTO_SMTP;\n else if (strcmp(*argv, "pop3") == 0)\n starttls_proto = PROTO_POP3;\n else if (strcmp(*argv, "imap") == 0)\n starttls_proto = PROTO_IMAP;\n else if (strcmp(*argv, "ftp") == 0)\n starttls_proto = PROTO_FTP;\n else if (strcmp(*argv, "xmpp") == 0)\n starttls_proto = PROTO_XMPP;\n else\n goto bad;\n }\n#ifndef OPENSSL_NO_ENGINE\n else if (strcmp(*argv, "-engine") == 0) {\n if (--argc < 1)\n goto bad;\n engine_id = *(++argv);\n } else if (strcmp(*argv, "-ssl_client_engine") == 0) {\n if (--argc < 1)\n goto bad;\n ssl_client_engine_id = *(++argv);\n }\n#endif\n else if (strcmp(*argv, "-rand") == 0) {\n if (--argc < 1)\n goto bad;\n inrand = *(++argv);\n }\n#ifndef OPENSSL_NO_TLSEXT\n else if (strcmp(*argv, "-servername") == 0) {\n if (--argc < 1)\n goto bad;\n servername = *(++argv);\n }\n#endif\n#ifndef OPENSSL_NO_JPAKE\n else if (strcmp(*argv, "-jpake") == 0) {\n if (--argc < 1)\n goto bad;\n jpake_secret = *++argv;\n }\n#endif\n#ifndef OPENSSL_NO_SRTP\n else if (strcmp(*argv, "-use_srtp") == 0) {\n if (--argc < 1)\n goto bad;\n srtp_profiles = *(++argv);\n }\n#endif\n else if (strcmp(*argv, "-keymatexport") == 0) {\n if (--argc < 1)\n goto bad;\n keymatexportlabel = *(++argv);\n } else if (strcmp(*argv, "-keymatexportlen") == 0) {\n if (--argc < 1)\n goto bad;\n keymatexportlen = atoi(*(++argv));\n if (keymatexportlen == 0)\n goto bad;\n } else {\n BIO_printf(bio_err, "unknown option %s\\n", *argv);\n badop = 1;\n break;\n }\n argc--;\n argv++;\n }\n if (badop) {\n bad:\n sc_usage();\n goto end;\n }\n if (unix_path && (socket_type != SOCK_STREAM)) {\n BIO_printf(bio_err,\n "Can\'t use unix sockets and datagrams together\\n");\n goto end;\n }\n#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)\n if (jpake_secret) {\n if (psk_key) {\n BIO_printf(bio_err, "Can\'t use JPAKE and PSK together\\n");\n goto end;\n }\n psk_identity = "JPAKE";\n }\n#endif\n OpenSSL_add_ssl_algorithms();\n SSL_load_error_strings();\n#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)\n next_proto.status = -1;\n if (next_proto_neg_in) {\n next_proto.data =\n next_protos_parse(&next_proto.len, next_proto_neg_in);\n if (next_proto.data == NULL) {\n BIO_printf(bio_err, "Error parsing -nextprotoneg argument\\n");\n goto end;\n }\n } else\n next_proto.data = NULL;\n#endif\n#ifndef OPENSSL_NO_ENGINE\n e = setup_engine(bio_err, engine_id, 1);\n if (ssl_client_engine_id) {\n ssl_client_engine = ENGINE_by_id(ssl_client_engine_id);\n if (!ssl_client_engine) {\n BIO_printf(bio_err, "Error getting client auth engine\\n");\n goto end;\n }\n }\n#endif\n if (!app_passwd(bio_err, passarg, NULL, &pass, NULL)) {\n BIO_printf(bio_err, "Error getting password\\n");\n goto end;\n }\n if (key_file == NULL)\n key_file = cert_file;\n if (key_file) {\n key = load_key(bio_err, key_file, key_format, 0, pass, e,\n "client certificate private key file");\n if (!key) {\n ERR_print_errors(bio_err);\n goto end;\n }\n }\n if (cert_file) {\n cert = load_cert(bio_err, cert_file, cert_format,\n NULL, e, "client certificate file");\n if (!cert) {\n ERR_print_errors(bio_err);\n goto end;\n }\n }\n if (chain_file) {\n chain = load_certs(bio_err, chain_file, FORMAT_PEM,\n NULL, e, "client certificate chain");\n if (!chain)\n goto end;\n }\n if (crl_file) {\n X509_CRL *crl;\n crl = load_crl(crl_file, crl_format);\n if (!crl) {\n BIO_puts(bio_err, "Error loading CRL\\n");\n ERR_print_errors(bio_err);\n goto end;\n }\n crls = sk_X509_CRL_new_null();\n if (!crls || !sk_X509_CRL_push(crls, crl)) {\n BIO_puts(bio_err, "Error adding CRL\\n");\n ERR_print_errors(bio_err);\n X509_CRL_free(crl);\n goto end;\n }\n }\n if (!load_excert(&exc, bio_err))\n goto end;\n if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL\n && !RAND_status()) {\n BIO_printf(bio_err,\n "warning, not much extra random data, consider using the -rand option\\n");\n }\n if (inrand != NULL)\n BIO_printf(bio_err, "%ld semi-random bytes loaded\\n",\n app_RAND_load_files(inrand));\n if (bio_c_out == NULL) {\n if (c_quiet && !c_debug) {\n bio_c_out = BIO_new(BIO_s_null());\n if (c_msg && !bio_c_msg)\n bio_c_msg = BIO_new_fp(stdout, BIO_NOCLOSE);\n } else {\n if (bio_c_out == NULL)\n bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE);\n }\n }\n#ifndef OPENSSL_NO_SRP\n if (!app_passwd(bio_err, srppass, NULL, &srp_arg.srppassin, NULL)) {\n BIO_printf(bio_err, "Error getting password\\n");\n goto end;\n }\n#endif\n ctx = SSL_CTX_new(meth);\n if (ctx == NULL) {\n ERR_print_errors(bio_err);\n goto end;\n }\n if (sdebug)\n ssl_ctx_security_debug(ctx, bio_err, sdebug);\n if (vpm)\n SSL_CTX_set1_param(ctx, vpm);\n if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake)) {\n ERR_print_errors(bio_err);\n goto end;\n }\n if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile,\n crls, crl_download)) {\n BIO_printf(bio_err, "Error loading store locations\\n");\n ERR_print_errors(bio_err);\n goto end;\n }\n#ifndef OPENSSL_NO_ENGINE\n if (ssl_client_engine) {\n if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) {\n BIO_puts(bio_err, "Error setting client auth engine\\n");\n ERR_print_errors(bio_err);\n ENGINE_free(ssl_client_engine);\n goto end;\n }\n ENGINE_free(ssl_client_engine);\n }\n#endif\n#ifndef OPENSSL_NO_PSK\n# ifdef OPENSSL_NO_JPAKE\n if (psk_key != NULL)\n# else\n if (psk_key != NULL || jpake_secret)\n# endif\n {\n if (c_debug)\n BIO_printf(bio_c_out,\n "PSK key given or JPAKE in use, setting client callback\\n");\n SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);\n }\n#endif\n#ifndef OPENSSL_NO_SRTP\n if (srtp_profiles != NULL)\n SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles);\n#endif\n if (exc)\n ssl_ctx_set_excert(ctx, exc);\n if (socket_type == SOCK_DGRAM)\n SSL_CTX_set_read_ahead(ctx, 1);\n#if !defined(OPENSSL_NO_TLSEXT)\n# if !defined(OPENSSL_NO_NEXTPROTONEG)\n if (next_proto.data)\n SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);\n# endif\n if (alpn_in) {\n unsigned short alpn_len;\n unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);\n if (alpn == NULL) {\n BIO_printf(bio_err, "Error parsing -alpn argument\\n");\n goto end;\n }\n SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);\n OPENSSL_free(alpn);\n }\n#endif\n#ifndef OPENSSL_NO_TLSEXT\n for (i = 0; i < serverinfo_types_count; i++) {\n SSL_CTX_add_client_custom_ext(ctx,\n serverinfo_types[i],\n NULL, NULL, NULL,\n serverinfo_cli_parse_cb, NULL);\n }\n#endif\n if (state)\n SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);\n#if 0\n else\n SSL_CTX_set_cipher_list(ctx, getenv("SSL_CIPHER"));\n#endif\n SSL_CTX_set_verify(ctx, verify, verify_callback);\n if ((!SSL_CTX_load_verify_locations(ctx, CAfile, CApath)) ||\n (!SSL_CTX_set_default_verify_paths(ctx))) {\n ERR_print_errors(bio_err);\n }\n ssl_ctx_add_crls(ctx, crls, crl_download);\n if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))\n goto end;\n#ifndef OPENSSL_NO_TLSEXT\n if (servername != NULL) {\n tlsextcbp.biodebug = bio_err;\n SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);\n SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);\n }\n# ifndef OPENSSL_NO_SRP\n if (srp_arg.srplogin) {\n if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {\n BIO_printf(bio_err, "Unable to set SRP username\\n");\n goto end;\n }\n srp_arg.msg = c_msg;\n srp_arg.debug = c_debug;\n SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);\n SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);\n SSL_CTX_set_srp_strength(ctx, srp_arg.strength);\n if (c_msg || c_debug || srp_arg.amp == 0)\n SSL_CTX_set_srp_verify_param_callback(ctx,\n ssl_srp_verify_param_cb);\n }\n# endif\n#endif\n con = SSL_new(ctx);\n if (sess_in) {\n SSL_SESSION *sess;\n BIO *stmp = BIO_new_file(sess_in, "r");\n if (!stmp) {\n BIO_printf(bio_err, "Can\'t open session file %s\\n", sess_in);\n ERR_print_errors(bio_err);\n goto end;\n }\n sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);\n BIO_free(stmp);\n if (!sess) {\n BIO_printf(bio_err, "Can\'t open session file %s\\n", sess_in);\n ERR_print_errors(bio_err);\n goto end;\n }\n SSL_set_session(con, sess);\n SSL_SESSION_free(sess);\n }\n if (fallback_scsv)\n SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);\n#ifndef OPENSSL_NO_TLSEXT\n if (servername != NULL) {\n if (!SSL_set_tlsext_host_name(con, servername)) {\n BIO_printf(bio_err, "Unable to set TLS servername extension.\\n");\n ERR_print_errors(bio_err);\n goto end;\n }\n }\n#endif\n#ifndef OPENSSL_NO_KRB5\n if (con && (kctx = kssl_ctx_new()) != NULL) {\n SSL_set0_kssl_ctx(con, kctx);\n kssl_ctx_setstring(kctx, KSSL_SERVER, host);\n }\n#endif\n#if 0\n# ifdef TLSEXT_TYPE_opaque_prf_input\n SSL_set_tlsext_opaque_prf_input(con, "Test client", 11);\n# endif\n#endif\n re_start:\n#ifdef NO_SYS_UN_H\n if (init_client(&s, host, port, socket_type) == 0)\n#else\n if ((!unix_path && (init_client(&s, host, port, socket_type) == 0)) ||\n (unix_path && (init_client_unix(&s, unix_path) == 0)))\n#endif\n {\n BIO_printf(bio_err, "connect:errno=%d\\n", get_last_socket_error());\n SHUTDOWN(s);\n goto end;\n }\n BIO_printf(bio_c_out, "CONNECTED(%08X)\\n", s);\n#ifdef FIONBIO\n if (c_nbio) {\n unsigned long l = 1;\n BIO_printf(bio_c_out, "turning on non blocking io\\n");\n if (BIO_socket_ioctl(s, FIONBIO, &l) < 0) {\n ERR_print_errors(bio_err);\n goto end;\n }\n }\n#endif\n if (c_Pause & 0x01)\n SSL_set_debug(con, 1);\n if (socket_type == SOCK_DGRAM) {\n sbio = BIO_new_dgram(s, BIO_NOCLOSE);\n if (getsockname(s, &peer, (void *)&peerlen) < 0) {\n BIO_printf(bio_err, "getsockname:errno=%d\\n",\n get_last_socket_error());\n SHUTDOWN(s);\n goto end;\n }\n (void)BIO_ctrl_set_connected(sbio, 1, &peer);\n if (enable_timeouts) {\n timeout.tv_sec = 0;\n timeout.tv_usec = DGRAM_RCV_TIMEOUT;\n BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);\n timeout.tv_sec = 0;\n timeout.tv_usec = DGRAM_SND_TIMEOUT;\n BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);\n }\n if (socket_mtu) {\n if (socket_mtu < DTLS_get_link_min_mtu(con)) {\n BIO_printf(bio_err, "MTU too small. Must be at least %ld\\n",\n DTLS_get_link_min_mtu(con));\n BIO_free(sbio);\n goto shut;\n }\n SSL_set_options(con, SSL_OP_NO_QUERY_MTU);\n if (!DTLS_set_link_mtu(con, socket_mtu)) {\n BIO_printf(bio_err, "Failed to set MTU\\n");\n BIO_free(sbio);\n goto shut;\n }\n } else\n BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);\n } else\n sbio = BIO_new_socket(s, BIO_NOCLOSE);\n if (nbio_test) {\n BIO *test;\n test = BIO_new(BIO_f_nbio_test());\n sbio = BIO_push(test, sbio);\n }\n if (c_debug) {\n SSL_set_debug(con, 1);\n BIO_set_callback(sbio, bio_dump_callback);\n BIO_set_callback_arg(sbio, (char *)bio_c_out);\n }\n if (c_msg) {\n#ifndef OPENSSL_NO_SSL_TRACE\n if (c_msg == 2)\n SSL_set_msg_callback(con, SSL_trace);\n else\n#endif\n SSL_set_msg_callback(con, msg_cb);\n SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out);\n }\n#ifndef OPENSSL_NO_TLSEXT\n if (c_tlsextdebug) {\n SSL_set_tlsext_debug_callback(con, tlsext_cb);\n SSL_set_tlsext_debug_arg(con, bio_c_out);\n }\n if (c_status_req) {\n SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);\n SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);\n SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);\n# if 0\n {\n STACK_OF(OCSP_RESPID) *ids = sk_OCSP_RESPID_new_null();\n OCSP_RESPID *id = OCSP_RESPID_new();\n id->value.byKey = ASN1_OCTET_STRING_new();\n id->type = V_OCSP_RESPID_KEY;\n ASN1_STRING_set(id->value.byKey, "Hello World", -1);\n sk_OCSP_RESPID_push(ids, id);\n SSL_set_tlsext_status_ids(con, ids);\n }\n# endif\n }\n#endif\n#ifndef OPENSSL_NO_JPAKE\n if (jpake_secret)\n jpake_client_auth(bio_c_out, sbio, jpake_secret);\n#endif\n SSL_set_bio(con, sbio, sbio);\n SSL_set_connect_state(con);\n width = SSL_get_fd(con) + 1;\n read_tty = 1;\n write_tty = 0;\n tty_on = 0;\n read_ssl = 1;\n write_ssl = 1;\n cbuf_len = 0;\n cbuf_off = 0;\n sbuf_len = 0;\n sbuf_off = 0;\n if (starttls_proto == PROTO_SMTP) {\n int foundit = 0;\n BIO *fbio = BIO_new(BIO_f_buffer());\n BIO_push(fbio, sbio);\n do {\n mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);\n }\n while (mbuf_len > 3 && mbuf[3] == \'-\');\n BIO_printf(fbio, "EHLO openssl.client.net\\r\\n");\n (void)BIO_flush(fbio);\n do {\n mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);\n if (strstr(mbuf, "STARTTLS"))\n foundit = 1;\n }\n while (mbuf_len > 3 && mbuf[3] == \'-\');\n (void)BIO_flush(fbio);\n BIO_pop(fbio);\n BIO_free(fbio);\n if (!foundit)\n BIO_printf(bio_err,\n "didn\'t found starttls in server response,"\n " try anyway...\\n");\n BIO_printf(sbio, "STARTTLS\\r\\n");\n BIO_read(sbio, sbuf, BUFSIZZ);\n } else if (starttls_proto == PROTO_POP3) {\n BIO_read(sbio, mbuf, BUFSIZZ);\n BIO_printf(sbio, "STLS\\r\\n");\n BIO_read(sbio, sbuf, BUFSIZZ);\n } else if (starttls_proto == PROTO_IMAP) {\n int foundit = 0;\n BIO *fbio = BIO_new(BIO_f_buffer());\n BIO_push(fbio, sbio);\n BIO_gets(fbio, mbuf, BUFSIZZ);\n BIO_printf(fbio, ". CAPABILITY\\r\\n");\n (void)BIO_flush(fbio);\n do {\n mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);\n if (strstr(mbuf, "STARTTLS"))\n foundit = 1;\n }\n while (mbuf_len > 3 && mbuf[0] != \'.\');\n (void)BIO_flush(fbio);\n BIO_pop(fbio);\n BIO_free(fbio);\n if (!foundit)\n BIO_printf(bio_err,\n "didn\'t found STARTTLS in server response,"\n " try anyway...\\n");\n BIO_printf(sbio, ". STARTTLS\\r\\n");\n BIO_read(sbio, sbuf, BUFSIZZ);\n } else if (starttls_proto == PROTO_FTP) {\n BIO *fbio = BIO_new(BIO_f_buffer());\n BIO_push(fbio, sbio);\n do {\n mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);\n }\n while (mbuf_len > 3 && mbuf[3] == \'-\');\n (void)BIO_flush(fbio);\n BIO_pop(fbio);\n BIO_free(fbio);\n BIO_printf(sbio, "AUTH TLS\\r\\n");\n BIO_read(sbio, sbuf, BUFSIZZ);\n }\n if (starttls_proto == PROTO_XMPP) {\n int seen = 0;\n BIO_printf(sbio, "<stream:stream "\n "xmlns:stream=\'http://etherx.jabber.org/streams\' "\n "xmlns=\'jabber:client\' to=\'%s\' version=\'1.0\'>", xmpphost ?\n xmpphost : host);\n seen = BIO_read(sbio, mbuf, BUFSIZZ);\n mbuf[seen] = 0;\n while (!strstr\n (mbuf, "<starttls xmlns=\'urn:ietf:params:xml:ns:xmpp-tls\'")\n && !strstr(mbuf,\n "<starttls xmlns=\\"urn:ietf:params:xml:ns:xmpp-tls\\""))\n {\n seen = BIO_read(sbio, mbuf, BUFSIZZ);\n if (seen <= 0)\n goto shut;\n mbuf[seen] = 0;\n }\n BIO_printf(sbio,\n "<starttls xmlns=\'urn:ietf:params:xml:ns:xmpp-tls\'/>");\n seen = BIO_read(sbio, sbuf, BUFSIZZ);\n sbuf[seen] = 0;\n if (!strstr(sbuf, "<proceed"))\n goto shut;\n mbuf[0] = 0;\n }\n for (;;) {\n FD_ZERO(&readfds);\n FD_ZERO(&writefds);\n if ((SSL_version(con) == DTLS1_VERSION) &&\n DTLSv1_get_timeout(con, &timeout))\n timeoutp = &timeout;\n else\n timeoutp = NULL;\n if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {\n in_init = 1;\n tty_on = 0;\n } else {\n tty_on = 1;\n if (in_init) {\n in_init = 0;\n#if 0\n# ifndef OPENSSL_NO_TLSEXT\n if (servername != NULL && !SSL_session_reused(con)) {\n BIO_printf(bio_c_out,\n "Server did %sacknowledge servername extension.\\n",\n tlsextcbp.ack ? "" : "not ");\n }\n# endif\n#endif\n if (sess_out) {\n BIO *stmp = BIO_new_file(sess_out, "w");\n if (stmp) {\n PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));\n BIO_free(stmp);\n } else\n BIO_printf(bio_err, "Error writing session file %s\\n",\n sess_out);\n }\n if (c_brief) {\n BIO_puts(bio_err, "CONNECTION ESTABLISHED\\n");\n print_ssl_summary(bio_err, con);\n }\n print_stuff(bio_c_out, con, full_log);\n if (full_log > 0)\n full_log--;\n if (starttls_proto) {\n BIO_printf(bio_err, "%s", mbuf);\n starttls_proto = PROTO_OFF;\n }\n if (reconnect) {\n reconnect--;\n BIO_printf(bio_c_out,\n "drop connection and then reconnect\\n");\n SSL_shutdown(con);\n SSL_set_connect_state(con);\n SHUTDOWN(SSL_get_fd(con));\n goto re_start;\n }\n }\n }\n ssl_pending = read_ssl && SSL_pending(con);\n if (!ssl_pending) {\n#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE)\n if (tty_on) {\n if (read_tty)\n openssl_fdset(fileno(stdin), &readfds);\n if (write_tty)\n openssl_fdset(fileno(stdout), &writefds);\n }\n if (read_ssl)\n openssl_fdset(SSL_get_fd(con), &readfds);\n if (write_ssl)\n openssl_fdset(SSL_get_fd(con), &writefds);\n#else\n if (!tty_on || !write_tty) {\n if (read_ssl)\n openssl_fdset(SSL_get_fd(con), &readfds);\n if (write_ssl)\n openssl_fdset(SSL_get_fd(con), &writefds);\n }\n#endif\n#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)\n i = 0;\n if (!write_tty) {\n if (read_tty) {\n tv.tv_sec = 1;\n tv.tv_usec = 0;\n i = select(width, (void *)&readfds, (void *)&writefds,\n NULL, &tv);\n# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)\n if (!i && (!_kbhit() || !read_tty))\n continue;\n# else\n if (!i && (!((_kbhit())\n || (WAIT_OBJECT_0 ==\n WaitForSingleObject(GetStdHandle\n (STD_INPUT_HANDLE),\n 0)))\n || !read_tty))\n continue;\n# endif\n } else\n i = select(width, (void *)&readfds, (void *)&writefds,\n NULL, timeoutp);\n }\n#elif defined(OPENSSL_SYS_NETWARE)\n if (!write_tty) {\n if (read_tty) {\n tv.tv_sec = 1;\n tv.tv_usec = 0;\n i = select(width, (void *)&readfds, (void *)&writefds,\n NULL, &tv);\n } else\n i = select(width, (void *)&readfds, (void *)&writefds,\n NULL, timeoutp);\n }\n#else\n i = select(width, (void *)&readfds, (void *)&writefds,\n NULL, timeoutp);\n#endif\n if (i < 0) {\n BIO_printf(bio_err, "bad select %d\\n",\n get_last_socket_error());\n goto shut;\n }\n }\n if ((SSL_version(con) == DTLS1_VERSION)\n && DTLSv1_handle_timeout(con) > 0) {\n BIO_printf(bio_err, "TIMEOUT occurred\\n");\n }\n if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {\n k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);\n switch (SSL_get_error(con, k)) {\n case SSL_ERROR_NONE:\n cbuf_off += k;\n cbuf_len -= k;\n if (k <= 0)\n goto end;\n if (cbuf_len <= 0) {\n read_tty = 1;\n write_ssl = 0;\n } else {\n read_tty = 0;\n write_ssl = 1;\n }\n break;\n case SSL_ERROR_WANT_WRITE:\n BIO_printf(bio_c_out, "write W BLOCK\\n");\n write_ssl = 1;\n read_tty = 0;\n break;\n case SSL_ERROR_WANT_READ:\n BIO_printf(bio_c_out, "write R BLOCK\\n");\n write_tty = 0;\n read_ssl = 1;\n write_ssl = 0;\n break;\n case SSL_ERROR_WANT_X509_LOOKUP:\n BIO_printf(bio_c_out, "write X BLOCK\\n");\n break;\n case SSL_ERROR_ZERO_RETURN:\n if (cbuf_len != 0) {\n BIO_printf(bio_c_out, "shutdown\\n");\n ret = 0;\n goto shut;\n } else {\n read_tty = 1;\n write_ssl = 0;\n break;\n }\n case SSL_ERROR_SYSCALL:\n if ((k != 0) || (cbuf_len != 0)) {\n BIO_printf(bio_err, "write:errno=%d\\n",\n get_last_socket_error());\n goto shut;\n } else {\n read_tty = 1;\n write_ssl = 0;\n }\n break;\n case SSL_ERROR_SSL:\n ERR_print_errors(bio_err);\n goto shut;\n }\n }\n#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE)\n else if (!ssl_pending && write_tty)\n#else\n else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds))\n#endif\n {\n#ifdef CHARSET_EBCDIC\n ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);\n#endif\n i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);\n if (i <= 0) {\n BIO_printf(bio_c_out, "DONE\\n");\n ret = 0;\n goto shut;\n }\n sbuf_len -= i;;\n sbuf_off += i;\n if (sbuf_len <= 0) {\n read_ssl = 1;\n write_tty = 0;\n }\n } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {\n#ifdef RENEG\n {\n static int iiii;\n if (++iiii == 52) {\n SSL_renegotiate(con);\n iiii = 0;\n }\n }\n#endif\n#if 1\n k = SSL_read(con, sbuf, 1024 );\n#else\n k = SSL_read(con, sbuf, 16);\n {\n char zbuf[10240];\n printf("read=%d pending=%d peek=%d\\n", k, SSL_pending(con),\n SSL_peek(con, zbuf, 10240));\n }\n#endif\n switch (SSL_get_error(con, k)) {\n case SSL_ERROR_NONE:\n if (k <= 0)\n goto end;\n sbuf_off = 0;\n sbuf_len = k;\n read_ssl = 0;\n write_tty = 1;\n break;\n case SSL_ERROR_WANT_WRITE:\n BIO_printf(bio_c_out, "read W BLOCK\\n");\n write_ssl = 1;\n read_tty = 0;\n break;\n case SSL_ERROR_WANT_READ:\n BIO_printf(bio_c_out, "read R BLOCK\\n");\n write_tty = 0;\n read_ssl = 1;\n if ((read_tty == 0) && (write_ssl == 0))\n write_ssl = 1;\n break;\n case SSL_ERROR_WANT_X509_LOOKUP:\n BIO_printf(bio_c_out, "read X BLOCK\\n");\n break;\n case SSL_ERROR_SYSCALL:\n ret = get_last_socket_error();\n if (c_brief)\n BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\\n");\n else\n BIO_printf(bio_err, "read:errno=%d\\n", ret);\n goto shut;\n case SSL_ERROR_ZERO_RETURN:\n BIO_printf(bio_c_out, "closed\\n");\n ret = 0;\n goto shut;\n case SSL_ERROR_SSL:\n ERR_print_errors(bio_err);\n goto shut;\n }\n }\n#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)\n# if defined(OPENSSL_SYS_WINCE) || defined(OPENSSL_SYS_MSDOS)\n else if (_kbhit())\n# else\n else if ((_kbhit())\n || (WAIT_OBJECT_0 ==\n WaitForSingleObject(GetStdHandle(STD_INPUT_HANDLE), 0)))\n# endif\n#elif defined (OPENSSL_SYS_NETWARE)\n else if (_kbhit())\n#else\n else if (FD_ISSET(fileno(stdin), &readfds))\n#endif\n {\n if (crlf) {\n int j, lf_num;\n i = raw_read_stdin(cbuf, BUFSIZZ / 2);\n lf_num = 0;\n for (j = 0; j < i; j++)\n if (cbuf[j] == \'\\n\')\n lf_num++;\n for (j = i - 1; j >= 0; j--) {\n cbuf[j + lf_num] = cbuf[j];\n if (cbuf[j] == \'\\n\') {\n lf_num--;\n i++;\n cbuf[j + lf_num] = \'\\r\';\n }\n }\n assert(lf_num == 0);\n } else\n i = raw_read_stdin(cbuf, BUFSIZZ);\n if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == \'Q\'))) {\n BIO_printf(bio_err, "DONE\\n");\n ret = 0;\n goto shut;\n }\n if ((!c_ign_eof) && (cbuf[0] == \'R\')) {\n BIO_printf(bio_err, "RENEGOTIATING\\n");\n SSL_renegotiate(con);\n cbuf_len = 0;\n }\n#ifndef OPENSSL_NO_HEARTBEATS\n else if ((!c_ign_eof) && (cbuf[0] == \'B\')) {\n BIO_printf(bio_err, "HEARTBEATING\\n");\n SSL_heartbeat(con);\n cbuf_len = 0;\n }\n#endif\n else {\n cbuf_len = i;\n cbuf_off = 0;\n#ifdef CHARSET_EBCDIC\n ebcdic2ascii(cbuf, cbuf, i);\n#endif\n }\n write_ssl = 1;\n read_tty = 0;\n }\n }\n ret = 0;\n shut:\n if (in_init)\n print_stuff(bio_c_out, con, full_log);\n SSL_shutdown(con);\n SHUTDOWN(SSL_get_fd(con));\n end:\n if (con != NULL) {\n if (prexit != 0)\n print_stuff(bio_c_out, con, 1);\n SSL_free(con);\n }\n#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)\n if (next_proto.data)\n OPENSSL_free(next_proto.data);\n#endif\n if (ctx != NULL)\n SSL_CTX_free(ctx);\n if (cert)\n X509_free(cert);\n if (crls)\n sk_X509_CRL_pop_free(crls, X509_CRL_free);\n if (key)\n EVP_PKEY_free(key);\n if (chain)\n sk_X509_pop_free(chain, X509_free);\n if (pass)\n OPENSSL_free(pass);\n if (vpm)\n X509_VERIFY_PARAM_free(vpm);\n ssl_excert_free(exc);\n if (ssl_args)\n sk_OPENSSL_STRING_free(ssl_args);\n if (cctx)\n SSL_CONF_CTX_free(cctx);\n#ifndef OPENSSL_NO_JPAKE\n if (jpake_secret && psk_key)\n OPENSSL_free(psk_key);\n#endif\n if (cbuf != NULL) {\n OPENSSL_cleanse(cbuf, BUFSIZZ);\n OPENSSL_free(cbuf);\n }\n if (sbuf != NULL) {\n OPENSSL_cleanse(sbuf, BUFSIZZ);\n OPENSSL_free(sbuf);\n }\n if (mbuf != NULL) {\n OPENSSL_cleanse(mbuf, BUFSIZZ);\n OPENSSL_free(mbuf);\n }\n if (bio_c_out != NULL) {\n BIO_free(bio_c_out);\n bio_c_out = NULL;\n }\n if (bio_c_msg != NULL) {\n BIO_free(bio_c_msg);\n bio_c_msg = NULL;\n }\n apps_shutdown();\n OPENSSL_EXIT(ret);\n}'] |
11,879 | 0 | https://github.com/openssl/openssl/blob/d00b1d62d62036dc21c78658a28da4a6279e6fe2/crypto/bn/bn_ctx.c/#L354 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['int ec_GFp_simple_point_get_affine_coordinates(const EC_GROUP *group, const EC_POINT *point,\n\tBIGNUM *x, BIGNUM *y, BN_CTX *ctx)\n\t{\n\tBN_CTX *new_ctx = NULL;\n\tBIGNUM *Z, *Z_1, *Z_2, *Z_3;\n\tconst BIGNUM *Z_;\n\tint ret = 0;\n\tif (EC_POINT_is_at_infinity(group, point))\n\t\t{\n\t\tECerr(EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES, EC_R_POINT_AT_INFINITY);\n\t\treturn 0;\n\t\t}\n\tif (ctx == NULL)\n\t\t{\n\t\tctx = new_ctx = BN_CTX_new();\n\t\tif (ctx == NULL)\n\t\t\treturn 0;\n\t\t}\n\tBN_CTX_start(ctx);\n\tZ = BN_CTX_get(ctx);\n\tZ_1 = BN_CTX_get(ctx);\n\tZ_2 = BN_CTX_get(ctx);\n\tZ_3 = BN_CTX_get(ctx);\n\tif (Z_3 == NULL) goto err;\n\tif (group->meth->field_decode)\n\t\t{\n\t\tif (!group->meth->field_decode(group, Z, point->Z, ctx)) goto err;\n\t\tZ_ = Z;\n\t\t}\n\telse\n\t\t{\n\t\tZ_ = point->Z;\n\t\t}\n\tif (BN_is_one(Z_))\n\t\t{\n\t\tif (group->meth->field_decode)\n\t\t\t{\n\t\t\tif (x != NULL)\n\t\t\t\t{\n\t\t\t\tif (!group->meth->field_decode(group, x, point->X, ctx)) goto err;\n\t\t\t\t}\n\t\t\tif (y != NULL)\n\t\t\t\t{\n\t\t\t\tif (!group->meth->field_decode(group, y, point->Y, ctx)) goto err;\n\t\t\t\t}\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (x != NULL)\n\t\t\t\t{\n\t\t\t\tif (!BN_copy(x, point->X)) goto err;\n\t\t\t\t}\n\t\t\tif (y != NULL)\n\t\t\t\t{\n\t\t\t\tif (!BN_copy(y, point->Y)) goto err;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\tif (!BN_mod_inverse(Z_1, Z_, group->field, ctx))\n\t\t\t{\n\t\t\tECerr(EC_F_EC_GFP_SIMPLE_POINT_GET_AFFINE_COORDINATES, ERR_R_BN_LIB);\n\t\t\tgoto err;\n\t\t\t}\n\t\tif (group->meth->field_encode == 0)\n\t\t\t{\n\t\t\tif (!group->meth->field_sqr(group, Z_2, Z_1, ctx)) goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (!BN_mod_sqr(Z_2, Z_1, group->field, ctx)) goto err;\n\t\t\t}\n\t\tif (x != NULL)\n\t\t\t{\n\t\t\tif (!group->meth->field_mul(group, x, point->X, Z_2, ctx)) goto err;\n\t\t\t}\n\t\tif (y != NULL)\n\t\t\t{\n\t\t\tif (group->meth->field_encode == 0)\n\t\t\t\t{\n\t\t\t\tif (!group->meth->field_mul(group, Z_3, Z_2, Z_1, ctx)) goto err;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (!BN_mod_mul(Z_3, Z_2, Z_1, group->field, ctx)) goto err;\n\t\t\t\t}\n\t\t\tif (!group->meth->field_mul(group, y, point->Y, Z_3, ctx)) goto err;\n\t\t\t}\n\t\t}\n\tret = 1;\n err:\n\tBN_CTX_end(ctx);\n\tif (new_ctx != NULL)\n\t\tBN_CTX_free(new_ctx);\n\treturn ret;\n\t}', 'BIGNUM *BN_mod_inverse(BIGNUM *in,\n\tconst BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)\n\t{\n\tBIGNUM *rv;\n\tint noinv;\n\trv = int_bn_mod_inverse(in, a, n, ctx, &noinv);\n\tif (noinv)\n\t\tBNerr(BN_F_BN_MOD_INVERSE,BN_R_NO_INVERSE);\n\treturn rv;\n\t}', 'BIGNUM *int_bn_mod_inverse(BIGNUM *in,\n\tconst BIGNUM *a, const BIGNUM *n, BN_CTX *ctx, int *pnoinv)\n\t{\n\tBIGNUM *A,*B,*X,*Y,*M,*D,*T,*R=NULL;\n\tBIGNUM *ret=NULL;\n\tint sign;\n\tif (pnoinv)\n\t\t*pnoinv = 0;\n\tif ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))\n\t\t{\n\t\treturn BN_mod_inverse_no_branch(in, a, n, ctx);\n\t\t}\n\tbn_check_top(a);\n\tbn_check_top(n);\n\tBN_CTX_start(ctx);\n\tA = BN_CTX_get(ctx);\n\tB = BN_CTX_get(ctx);\n\tX = BN_CTX_get(ctx);\n\tD = BN_CTX_get(ctx);\n\tM = BN_CTX_get(ctx);\n\tY = BN_CTX_get(ctx);\n\tT = BN_CTX_get(ctx);\n\tif (T == NULL) goto err;\n\tif (in == NULL)\n\t\tR=BN_new();\n\telse\n\t\tR=in;\n\tif (R == NULL) goto err;\n\tBN_one(X);\n\tBN_zero(Y);\n\tif (BN_copy(B,a) == NULL) goto err;\n\tif (BN_copy(A,n) == NULL) goto err;\n\tA->neg = 0;\n\tif (B->neg || (BN_ucmp(B, A) >= 0))\n\t\t{\n\t\tif (!BN_nnmod(B, B, A, ctx)) goto err;\n\t\t}\n\tsign = -1;\n\tif (BN_is_odd(n) && (BN_num_bits(n) <= (BN_BITS <= 32 ? 450 : 2048)))\n\t\t{\n\t\tint shift;\n\t\twhile (!BN_is_zero(B))\n\t\t\t{\n\t\t\tshift = 0;\n\t\t\twhile (!BN_is_bit_set(B, shift))\n\t\t\t\t{\n\t\t\t\tshift++;\n\t\t\t\tif (BN_is_odd(X))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_uadd(X, X, n)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_rshift1(X, X)) goto err;\n\t\t\t\t}\n\t\t\tif (shift > 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_rshift(B, B, shift)) goto err;\n\t\t\t\t}\n\t\t\tshift = 0;\n\t\t\twhile (!BN_is_bit_set(A, shift))\n\t\t\t\t{\n\t\t\t\tshift++;\n\t\t\t\tif (BN_is_odd(Y))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_uadd(Y, Y, n)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_rshift1(Y, Y)) goto err;\n\t\t\t\t}\n\t\t\tif (shift > 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_rshift(A, A, shift)) goto err;\n\t\t\t\t}\n\t\t\tif (BN_ucmp(B, A) >= 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_uadd(X, X, Y)) goto err;\n\t\t\t\tif (!BN_usub(B, B, A)) goto err;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (!BN_uadd(Y, Y, X)) goto err;\n\t\t\t\tif (!BN_usub(A, A, B)) goto err;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\twhile (!BN_is_zero(B))\n\t\t\t{\n\t\t\tBIGNUM *tmp;\n\t\t\tif (BN_num_bits(A) == BN_num_bits(B))\n\t\t\t\t{\n\t\t\t\tif (!BN_one(D)) goto err;\n\t\t\t\tif (!BN_sub(M,A,B)) goto err;\n\t\t\t\t}\n\t\t\telse if (BN_num_bits(A) == BN_num_bits(B) + 1)\n\t\t\t\t{\n\t\t\t\tif (!BN_lshift1(T,B)) goto err;\n\t\t\t\tif (BN_ucmp(A,T) < 0)\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_one(D)) goto err;\n\t\t\t\t\tif (!BN_sub(M,A,B)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_sub(M,A,T)) goto err;\n\t\t\t\t\tif (!BN_add(D,T,B)) goto err;\n\t\t\t\t\tif (BN_ucmp(A,D) < 0)\n\t\t\t\t\t\t{\n\t\t\t\t\t\tif (!BN_set_word(D,2)) goto err;\n\t\t\t\t\t\t}\n\t\t\t\t\telse\n\t\t\t\t\t\t{\n\t\t\t\t\t\tif (!BN_set_word(D,3)) goto err;\n\t\t\t\t\t\tif (!BN_sub(M,M,B)) goto err;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (!BN_div(D,M,A,B,ctx)) goto err;\n\t\t\t\t}\n\t\t\ttmp=A;\n\t\t\tA=B;\n\t\t\tB=M;\n\t\t\tif (BN_is_one(D))\n\t\t\t\t{\n\t\t\t\tif (!BN_add(tmp,X,Y)) goto err;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (BN_is_word(D,2))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_lshift1(tmp,X)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse if (BN_is_word(D,4))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_lshift(tmp,X,2)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse if (D->top == 1)\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_copy(tmp,X)) goto err;\n\t\t\t\t\tif (!BN_mul_word(tmp,D->d[0])) goto err;\n\t\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_mul(tmp,D,X,ctx)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_add(tmp,tmp,Y)) goto err;\n\t\t\t\t}\n\t\t\tM=Y;\n\t\t\tY=X;\n\t\t\tX=tmp;\n\t\t\tsign = -sign;\n\t\t\t}\n\t\t}\n\tif (sign < 0)\n\t\t{\n\t\tif (!BN_sub(Y,n,Y)) goto err;\n\t\t}\n\tif (BN_is_one(A))\n\t\t{\n\t\tif (!Y->neg && BN_ucmp(Y,n) < 0)\n\t\t\t{\n\t\t\tif (!BN_copy(R,Y)) goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (!BN_nnmod(R,Y,n,ctx)) goto err;\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\tif (pnoinv)\n\t\t\t*pnoinv = 1;\n\t\tgoto err;\n\t\t}\n\tret=R;\nerr:\n\tif ((ret == NULL) && (in == NULL)) BN_free(R);\n\tBN_CTX_end(ctx);\n\tbn_check_top(ret);\n\treturn(ret);\n\t}', 'void BN_CTX_start(BN_CTX *ctx)\n\t{\n\tCTXDBG_ENTRY("BN_CTX_start", ctx);\n\tif(ctx->err_stack || ctx->too_many)\n\t\tctx->err_stack++;\n\telse if(!BN_STACK_push(&ctx->stack, ctx->used))\n\t\t{\n\t\tBNerr(BN_F_BN_CTX_START,BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n\t\tctx->err_stack++;\n\t\t}\n\tCTXDBG_EXIT(ctx);\n\t}', 'void BN_CTX_end(BN_CTX *ctx)\n\t{\n\tCTXDBG_ENTRY("BN_CTX_end", ctx);\n\tif(ctx->err_stack)\n\t\tctx->err_stack--;\n\telse\n\t\t{\n\t\tunsigned int fp = BN_STACK_pop(&ctx->stack);\n\t\tif(fp < ctx->used)\n\t\t\tBN_POOL_release(&ctx->pool, ctx->used - fp);\n\t\tctx->used = fp;\n\t\tctx->too_many = 0;\n\t\t}\n\tCTXDBG_EXIT(ctx);\n\t}', 'int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx)\n\t{\n\tif (!BN_sqr(r, a, ctx)) return 0;\n\treturn BN_mod(r, r, m, ctx);\n\t}', 'int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)\n\t{\n\tint max,al;\n\tint ret = 0;\n\tBIGNUM *tmp,*rr;\n\tbn_check_top(a);\n\tal=a->top;\n\tif (al <= 0)\n\t\t{\n\t\tr->top=0;\n\t\tr->neg = 0;\n\t\treturn 1;\n\t\t}\n\tBN_CTX_start(ctx);\n\trr=(a != r) ? r : BN_CTX_get(ctx);\n\ttmp=BN_CTX_get(ctx);\n\tif (!rr || !tmp) goto err;\n\tmax = 2 * al;\n\tif (bn_wexpand(rr,max) == NULL) goto err;\n\tif (al == 4)\n\t\t{\n#ifndef BN_SQR_COMBA\n\t\tBN_ULONG t[8];\n\t\tbn_sqr_normal(rr->d,a->d,4,t);\n#else\n\t\tbn_sqr_comba4(rr->d,a->d);\n#endif\n\t\t}\n\telse if (al == 8)\n\t\t{\n#ifndef BN_SQR_COMBA\n\t\tBN_ULONG t[16];\n\t\tbn_sqr_normal(rr->d,a->d,8,t);\n#else\n\t\tbn_sqr_comba8(rr->d,a->d);\n#endif\n\t\t}\n\telse\n\t\t{\n#if defined(BN_RECURSION)\n\t\tif (al < BN_SQR_RECURSIVE_SIZE_NORMAL)\n\t\t\t{\n\t\t\tBN_ULONG t[BN_SQR_RECURSIVE_SIZE_NORMAL*2];\n\t\t\tbn_sqr_normal(rr->d,a->d,al,t);\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tint j,k;\n\t\t\tj=BN_num_bits_word((BN_ULONG)al);\n\t\t\tj=1<<(j-1);\n\t\t\tk=j+j;\n\t\t\tif (al == j)\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(tmp,k*2) == NULL) goto err;\n\t\t\t\tbn_sqr_recursive(rr->d,a->d,al,tmp->d);\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (bn_wexpand(tmp,max) == NULL) goto err;\n\t\t\t\tbn_sqr_normal(rr->d,a->d,al,tmp->d);\n\t\t\t\t}\n\t\t\t}\n#else\n\t\tif (bn_wexpand(tmp,max) == NULL) goto err;\n\t\tbn_sqr_normal(rr->d,a->d,al,tmp->d);\n#endif\n\t\t}\n\trr->neg=0;\n\tif(a->d[al - 1] == (a->d[al - 1] & BN_MASK2l))\n\t\trr->top = max - 1;\n\telse\n\t\trr->top = max;\n\tif (rr != r) BN_copy(r,rr);\n\tret = 1;\n err:\n\tbn_check_top(rr);\n\tbn_check_top(tmp);\n\tBN_CTX_end(ctx);\n\treturn(ret);\n\t}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n\t{\n\treturn st->indexes[--(st->depth)];\n\t}'] |
11,880 | 0 | https://github.com/openssl/openssl/blob/4dfc8f1f0b3ff85adfdca3a37be5df7928092f07/crypto/bn/bn_ctx.c/#L440 | static void BN_POOL_release(BN_POOL *p, unsigned int num)
{
unsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;
p->used -= num;
while(num--)
{
bn_check_top(p->current->vals + offset);
if(!offset)
{
offset = BN_CTX_POOL_SIZE - 1;
p->current = p->current->prev;
}
else
offset--;
}
} | ['static int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)\n\t{\n\tBN_CTX *ctx;\n\tBIGNUM k,kq,*K,*kinv=NULL,*r=NULL;\n\tint ret=0;\n\tif (!dsa->p || !dsa->q || !dsa->g)\n\t\t{\n\t\tDSAerr(DSA_F_DSA_SIGN_SETUP,DSA_R_MISSING_PARAMETERS);\n\t\treturn 0;\n\t\t}\n\tBN_init(&k);\n\tBN_init(&kq);\n\tif (ctx_in == NULL)\n\t\t{\n\t\tif ((ctx=BN_CTX_new()) == NULL) goto err;\n\t\t}\n\telse\n\t\tctx=ctx_in;\n\tif ((r=BN_new()) == NULL) goto err;\n\tdo\n\t\tif (!BN_rand_range(&k, dsa->q)) goto err;\n\twhile (BN_is_zero(&k));\n\tif ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0)\n\t\t{\n\t\tBN_set_flags(&k, BN_FLG_EXP_CONSTTIME);\n\t\t}\n\tif (dsa->flags & DSA_FLAG_CACHE_MONT_P)\n\t\t{\n\t\tif (!BN_MONT_CTX_set_locked(&dsa->method_mont_p,\n\t\t\t\t\t\tCRYPTO_LOCK_DSA,\n\t\t\t\t\t\tdsa->p, ctx))\n\t\t\tgoto err;\n\t\t}\n\tif ((dsa->flags & DSA_FLAG_NO_EXP_CONSTTIME) == 0)\n\t\t{\n\t\tif (!BN_copy(&kq, &k)) goto err;\n\t\tif (!BN_add(&kq, &kq, dsa->q)) goto err;\n\t\tif (BN_num_bits(&kq) <= BN_num_bits(dsa->q))\n\t\t\t{\n\t\t\tif (!BN_add(&kq, &kq, dsa->q)) goto err;\n\t\t\t}\n\t\tK = &kq;\n\t\t}\n\telse\n\t\t{\n\t\tK = &k;\n\t\t}\n\tDSA_BN_MOD_EXP(goto err, dsa, r, dsa->g, K, dsa->p, ctx,\n\t\t\tdsa->method_mont_p);\n\tif (!BN_mod(r,r,dsa->q,ctx)) goto err;\n\tif ((kinv=BN_mod_inverse(NULL,&k,dsa->q,ctx)) == NULL) goto err;\n\tif (*kinvp != NULL) BN_clear_free(*kinvp);\n\t*kinvp=kinv;\n\tkinv=NULL;\n\tif (*rp != NULL) BN_clear_free(*rp);\n\t*rp=r;\n\tret=1;\nerr:\n\tif (!ret)\n\t\t{\n\t\tDSAerr(DSA_F_DSA_SIGN_SETUP,ERR_R_BN_LIB);\n\t\tif (r != NULL)\n\t\t\tBN_clear_free(r);\n\t\t}\n\tif (ctx_in == NULL) BN_CTX_free(ctx);\n\tBN_clear_free(&k);\n\tBN_clear_free(&kq);\n\treturn(ret);\n\t}', 'BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, int lock,\n\t\t\t\t\tconst BIGNUM *mod, BN_CTX *ctx)\n\t{\n\tint got_write_lock = 0;\n\tCRYPTO_r_lock(lock);\n\tif (!*pmont)\n\t\t{\n\t\tCRYPTO_r_unlock(lock);\n\t\tCRYPTO_w_lock(lock);\n\t\tgot_write_lock = 1;\n\t\tif (!*pmont)\n\t\t\t{\n\t\t\tBN_MONT_CTX *mtmp;\n\t\t\tmtmp = BN_MONT_CTX_new();\n\t\t\tif (mtmp && !BN_MONT_CTX_set(mtmp, mod, ctx))\n\t\t\t\tBN_MONT_CTX_free(mtmp);\n\t\t\telse\n\t\t\t\t*pmont = mtmp;\n\t\t\t}\n\t\t}\n\tif (got_write_lock)\n\t\tCRYPTO_w_unlock(lock);\n\telse\n\t\tCRYPTO_r_unlock(lock);\n\treturn *pmont;\n\t}', 'int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)\n\t{\n\tint ret = 0;\n\tBIGNUM *Ri,*R;\n\tBN_CTX_start(ctx);\n\tif((Ri = BN_CTX_get(ctx)) == NULL) goto err;\n\tR= &(mont->RR);\n\tif (!BN_copy(&(mont->N),mod)) goto err;\n\tmont->N.neg = 0;\n#ifdef MONT_WORD\n\t\t{\n\t\tBIGNUM tmod;\n\t\tBN_ULONG buf[2];\n\t\ttmod.d=buf;\n\t\ttmod.dmax=2;\n\t\ttmod.neg=0;\n\t\tmont->ri=(BN_num_bits(mod)+(BN_BITS2-1))/BN_BITS2*BN_BITS2;\n#if defined(OPENSSL_BN_ASM_MONT) && (BN_BITS2<=32)\n\t\tBN_zero(R);\n\t\tif (!(BN_set_bit(R,2*BN_BITS2))) goto err;\n\t\t\t\t\t\t\t\ttmod.top=0;\n\t\tif ((buf[0] = mod->d[0]))\t\t\ttmod.top=1;\n\t\tif ((buf[1] = mod->top>1 ? mod->d[1] : 0))\ttmod.top=2;\n\t\tif ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)\n\t\t\tgoto err;\n\t\tif (!BN_lshift(Ri,Ri,2*BN_BITS2)) goto err;\n\t\tif (!BN_is_zero(Ri))\n\t\t\t{\n\t\t\tif (!BN_sub_word(Ri,1)) goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (bn_expand(Ri,(int)sizeof(BN_ULONG)*2) == NULL)\n\t\t\t\tgoto err;\n\t\t\tRi->neg=0;\n\t\t\tRi->d[0]=BN_MASK2;\n\t\t\tRi->d[1]=BN_MASK2;\n\t\t\tRi->top=2;\n\t\t\t}\n\t\tif (!BN_div(Ri,NULL,Ri,&tmod,ctx)) goto err;\n\t\tmont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n\t\tmont->n0[1] = (Ri->top > 1) ? Ri->d[1] : 0;\n#else\n\t\tBN_zero(R);\n\t\tif (!(BN_set_bit(R,BN_BITS2))) goto err;\n\t\tbuf[0]=mod->d[0];\n\t\tbuf[1]=0;\n\t\ttmod.top = buf[0] != 0 ? 1 : 0;\n\t\tif ((BN_mod_inverse(Ri,R,&tmod,ctx)) == NULL)\n\t\t\tgoto err;\n\t\tif (!BN_lshift(Ri,Ri,BN_BITS2)) goto err;\n\t\tif (!BN_is_zero(Ri))\n\t\t\t{\n\t\t\tif (!BN_sub_word(Ri,1)) goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (!BN_set_word(Ri,BN_MASK2)) goto err;\n\t\t\t}\n\t\tif (!BN_div(Ri,NULL,Ri,&tmod,ctx)) goto err;\n\t\tmont->n0[0] = (Ri->top > 0) ? Ri->d[0] : 0;\n\t\tmont->n0[1] = 0;\n#endif\n\t\t}\n#else\n\t\t{\n\t\tmont->ri=BN_num_bits(&mont->N);\n\t\tBN_zero(R);\n\t\tif (!BN_set_bit(R,mont->ri)) goto err;\n\t\tif ((BN_mod_inverse(Ri,R,&mont->N,ctx)) == NULL)\n\t\t\tgoto err;\n\t\tif (!BN_lshift(Ri,Ri,mont->ri)) goto err;\n\t\tif (!BN_sub_word(Ri,1)) goto err;\n\t\tif (!BN_div(&(mont->Ni),NULL,Ri,&mont->N,ctx)) goto err;\n\t\t}\n#endif\n\tBN_zero(&(mont->RR));\n\tif (!BN_set_bit(&(mont->RR),mont->ri*2)) goto err;\n\tif (!BN_mod(&(mont->RR),&(mont->RR),&(mont->N),ctx)) goto err;\n\tret = 1;\nerr:\n\tBN_CTX_end(ctx);\n\treturn ret;\n\t}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n\t{\n\tBIGNUM *ret;\n\tCTXDBG_ENTRY("BN_CTX_get", ctx);\n\tif(ctx->err_stack || ctx->too_many) return NULL;\n\tif((ret = BN_POOL_get(&ctx->pool)) == NULL)\n\t\t{\n\t\tctx->too_many = 1;\n\t\tBNerr(BN_F_BN_CTX_GET,BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n\t\treturn NULL;\n\t\t}\n\tBN_zero(ret);\n\tctx->used++;\n\tCTXDBG_RET(ctx, ret);\n\treturn ret;\n\t}', 'BIGNUM *BN_mod_inverse(BIGNUM *in,\n\tconst BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)\n\t{\n\tBIGNUM *A,*B,*X,*Y,*M,*D,*T,*R=NULL;\n\tBIGNUM *ret=NULL;\n\tint sign;\n\tbn_check_top(a);\n\tbn_check_top(n);\n\tBN_CTX_start(ctx);\n\tA = BN_CTX_get(ctx);\n\tB = BN_CTX_get(ctx);\n\tX = BN_CTX_get(ctx);\n\tD = BN_CTX_get(ctx);\n\tM = BN_CTX_get(ctx);\n\tY = BN_CTX_get(ctx);\n\tT = BN_CTX_get(ctx);\n\tif (T == NULL) goto err;\n\tif (in == NULL)\n\t\tR=BN_new();\n\telse\n\t\tR=in;\n\tif (R == NULL) goto err;\n\tBN_one(X);\n\tBN_zero(Y);\n\tif (BN_copy(B,a) == NULL) goto err;\n\tif (BN_copy(A,n) == NULL) goto err;\n\tA->neg = 0;\n\tif (B->neg || (BN_ucmp(B, A) >= 0))\n\t\t{\n\t\tif (!BN_nnmod(B, B, A, ctx)) goto err;\n\t\t}\n\tsign = -1;\n\tif (BN_is_odd(n) && (BN_num_bits(n) <= (BN_BITS <= 32 ? 450 : 2048)))\n\t\t{\n\t\tint shift;\n\t\twhile (!BN_is_zero(B))\n\t\t\t{\n\t\t\tshift = 0;\n\t\t\twhile (!BN_is_bit_set(B, shift))\n\t\t\t\t{\n\t\t\t\tshift++;\n\t\t\t\tif (BN_is_odd(X))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_uadd(X, X, n)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_rshift1(X, X)) goto err;\n\t\t\t\t}\n\t\t\tif (shift > 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_rshift(B, B, shift)) goto err;\n\t\t\t\t}\n\t\t\tshift = 0;\n\t\t\twhile (!BN_is_bit_set(A, shift))\n\t\t\t\t{\n\t\t\t\tshift++;\n\t\t\t\tif (BN_is_odd(Y))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_uadd(Y, Y, n)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_rshift1(Y, Y)) goto err;\n\t\t\t\t}\n\t\t\tif (shift > 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_rshift(A, A, shift)) goto err;\n\t\t\t\t}\n\t\t\tif (BN_ucmp(B, A) >= 0)\n\t\t\t\t{\n\t\t\t\tif (!BN_uadd(X, X, Y)) goto err;\n\t\t\t\tif (!BN_usub(B, B, A)) goto err;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (!BN_uadd(Y, Y, X)) goto err;\n\t\t\t\tif (!BN_usub(A, A, B)) goto err;\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\twhile (!BN_is_zero(B))\n\t\t\t{\n\t\t\tBIGNUM *tmp;\n\t\t\tif (BN_num_bits(A) == BN_num_bits(B))\n\t\t\t\t{\n\t\t\t\tif (!BN_one(D)) goto err;\n\t\t\t\tif (!BN_sub(M,A,B)) goto err;\n\t\t\t\t}\n\t\t\telse if (BN_num_bits(A) == BN_num_bits(B) + 1)\n\t\t\t\t{\n\t\t\t\tif (!BN_lshift1(T,B)) goto err;\n\t\t\t\tif (BN_ucmp(A,T) < 0)\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_one(D)) goto err;\n\t\t\t\t\tif (!BN_sub(M,A,B)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_sub(M,A,T)) goto err;\n\t\t\t\t\tif (!BN_add(D,T,B)) goto err;\n\t\t\t\t\tif (BN_ucmp(A,D) < 0)\n\t\t\t\t\t\t{\n\t\t\t\t\t\tif (!BN_set_word(D,2)) goto err;\n\t\t\t\t\t\t}\n\t\t\t\t\telse\n\t\t\t\t\t\t{\n\t\t\t\t\t\tif (!BN_set_word(D,3)) goto err;\n\t\t\t\t\t\tif (!BN_sub(M,M,B)) goto err;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (!BN_div(D,M,A,B,ctx)) goto err;\n\t\t\t\t}\n\t\t\ttmp=A;\n\t\t\tA=B;\n\t\t\tB=M;\n\t\t\tif (BN_is_one(D))\n\t\t\t\t{\n\t\t\t\tif (!BN_add(tmp,X,Y)) goto err;\n\t\t\t\t}\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (BN_is_word(D,2))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_lshift1(tmp,X)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse if (BN_is_word(D,4))\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_lshift(tmp,X,2)) goto err;\n\t\t\t\t\t}\n\t\t\t\telse if (D->top == 1)\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_copy(tmp,X)) goto err;\n\t\t\t\t\tif (!BN_mul_word(tmp,D->d[0])) goto err;\n\t\t\t\t\t}\n\t\t\t\telse\n\t\t\t\t\t{\n\t\t\t\t\tif (!BN_mul(tmp,D,X,ctx)) goto err;\n\t\t\t\t\t}\n\t\t\t\tif (!BN_add(tmp,tmp,Y)) goto err;\n\t\t\t\t}\n\t\t\tM=Y;\n\t\t\tY=X;\n\t\t\tX=tmp;\n\t\t\tsign = -sign;\n\t\t\t}\n\t\t}\n\tif (sign < 0)\n\t\t{\n\t\tif (!BN_sub(Y,n,Y)) goto err;\n\t\t}\n\tif (BN_is_one(A))\n\t\t{\n\t\tif (!Y->neg && BN_ucmp(Y,n) < 0)\n\t\t\t{\n\t\t\tif (!BN_copy(R,Y)) goto err;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tif (!BN_nnmod(R,Y,n,ctx)) goto err;\n\t\t\t}\n\t\t}\n\telse\n\t\t{\n\t\tBNerr(BN_F_BN_MOD_INVERSE,BN_R_NO_INVERSE);\n\t\tgoto err;\n\t\t}\n\tret=R;\nerr:\n\tif ((ret == NULL) && (in == NULL)) BN_free(R);\n\tBN_CTX_end(ctx);\n\tbn_check_top(ret);\n\treturn(ret);\n\t}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n\t{\n\tif (!(BN_mod(r,m,d,ctx)))\n\t\treturn 0;\n\tif (!r->neg)\n\t\treturn 1;\n\treturn (d->neg ? BN_sub : BN_add)(r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n\t BN_CTX *ctx)\n\t{\n\tint norm_shift,i,loop;\n\tBIGNUM *tmp,wnum,*snum,*sdiv,*res;\n\tBN_ULONG *resp,*wnump;\n\tBN_ULONG d0,d1;\n\tint num_n,div_n;\n\tbn_check_top(dv);\n\tbn_check_top(rm);\n\tbn_check_top(num);\n\tbn_check_top(divisor);\n\tif (BN_is_zero(divisor))\n\t\t{\n\t\tBNerr(BN_F_BN_DIV,BN_R_DIV_BY_ZERO);\n\t\treturn(0);\n\t\t}\n\tif (BN_ucmp(num,divisor) < 0)\n\t\t{\n\t\tif (rm != NULL)\n\t\t\t{ if (BN_copy(rm,num) == NULL) return(0); }\n\t\tif (dv != NULL) BN_zero(dv);\n\t\treturn(1);\n\t\t}\n\tBN_CTX_start(ctx);\n\ttmp=BN_CTX_get(ctx);\n\tsnum=BN_CTX_get(ctx);\n\tsdiv=BN_CTX_get(ctx);\n\tif (dv == NULL)\n\t\tres=BN_CTX_get(ctx);\n\telse\tres=dv;\n\tif (sdiv == NULL || res == NULL) goto err;\n\tnorm_shift=BN_BITS2-((BN_num_bits(divisor))%BN_BITS2);\n\tif (!(BN_lshift(sdiv,divisor,norm_shift))) goto err;\n\tsdiv->neg=0;\n\tnorm_shift+=BN_BITS2;\n\tif (!(BN_lshift(snum,num,norm_shift))) goto err;\n\tsnum->neg=0;\n\tdiv_n=sdiv->top;\n\tnum_n=snum->top;\n\tloop=num_n-div_n;\n\twnum.neg = 0;\n\twnum.d = &(snum->d[loop]);\n\twnum.top = div_n;\n\twnum.dmax = snum->dmax - loop;\n\td0=sdiv->d[div_n-1];\n\td1=(div_n == 1)?0:sdiv->d[div_n-2];\n\twnump= &(snum->d[num_n-1]);\n\tres->neg= (num->neg^divisor->neg);\n\tif (!bn_wexpand(res,(loop+1))) goto err;\n\tres->top=loop;\n\tresp= &(res->d[loop-1]);\n\tif (!bn_wexpand(tmp,(div_n+1))) goto err;\n\tif (BN_ucmp(&wnum,sdiv) >= 0)\n\t\t{\n\t\tbn_clear_top2max(&wnum);\n\t\tbn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n\t\t*resp=1;\n\t\t}\n\telse\n\t\tres->top--;\n\tif (res->top == 0)\n\t\tres->neg = 0;\n\telse\n\t\tresp--;\n\tfor (i=0; i<loop-1; i++, wnump--, resp--)\n\t\t{\n\t\tBN_ULONG q,l0;\n#if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n\t\tBN_ULONG bn_div_3_words(BN_ULONG*,BN_ULONG,BN_ULONG);\n\t\tq=bn_div_3_words(wnump,d1,d0);\n#else\n\t\tBN_ULONG n0,n1,rem=0;\n\t\tn0=wnump[0];\n\t\tn1=wnump[-1];\n\t\tif (n0 == d0)\n\t\t\tq=BN_MASK2;\n\t\telse\n\t\t\t{\n#ifdef BN_LLONG\n\t\t\tBN_ULLONG t2;\n#if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n\t\t\tq=(BN_ULONG)(((((BN_ULLONG)n0)<<BN_BITS2)|n1)/d0);\n#else\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n\t\t\tt2=(BN_ULLONG)d1*q;\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif (t2 <= ((((BN_ULLONG)rem)<<BN_BITS2)|wnump[-2]))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tt2 -= d1;\n\t\t\t\t}\n#else\n\t\t\tBN_ULONG t2l,t2h,ql,qh;\n\t\t\tq=bn_div_words(n0,n1,d0);\n#ifdef BN_DEBUG_LEVITTE\n\t\t\tfprintf(stderr,"DEBUG: bn_div_words(0x%08X,0x%08X,0x%08\\\nX) -> 0x%08X\\n",\n\t\t\t\tn0, n1, d0, q);\n#endif\n#ifndef REMAINDER_IS_ALREADY_CALCULATED\n\t\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n#if defined(BN_UMULT_LOHI)\n\t\t\tBN_UMULT_LOHI(t2l,t2h,d1,q);\n#elif defined(BN_UMULT_HIGH)\n\t\t\tt2l = d1 * q;\n\t\t\tt2h = BN_UMULT_HIGH(d1,q);\n#else\n\t\t\tt2l=LBITS(d1); t2h=HBITS(d1);\n\t\t\tql =LBITS(q); qh =HBITS(q);\n\t\t\tmul64(t2l,t2h,ql,qh);\n#endif\n\t\t\tfor (;;)\n\t\t\t\t{\n\t\t\t\tif ((t2h < rem) ||\n\t\t\t\t\t((t2h == rem) && (t2l <= wnump[-2])))\n\t\t\t\t\tbreak;\n\t\t\t\tq--;\n\t\t\t\trem += d0;\n\t\t\t\tif (rem < d0) break;\n\t\t\t\tif (t2l < d1) t2h--; t2l -= d1;\n\t\t\t\t}\n#endif\n\t\t\t}\n#endif\n\t\tl0=bn_mul_words(tmp->d,sdiv->d,div_n,q);\n\t\ttmp->d[div_n]=l0;\n\t\twnum.d--;\n\t\tif (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n+1))\n\t\t\t{\n\t\t\tq--;\n\t\t\tif (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n\t\t\t\t(*wnump)++;\n\t\t\t}\n\t\t*resp = q;\n\t\t}\n\tbn_correct_top(snum);\n\tif (rm != NULL)\n\t\t{\n\t\tint neg = num->neg;\n\t\tBN_rshift(rm,snum,norm_shift);\n\t\tif (!BN_is_zero(rm))\n\t\t\trm->neg = neg;\n\t\tbn_check_top(rm);\n\t\t}\n\tBN_CTX_end(ctx);\n\treturn(1);\nerr:\n\tbn_check_top(rm);\n\tBN_CTX_end(ctx);\n\treturn(0);\n\t}', 'void BN_CTX_end(BN_CTX *ctx)\n\t{\n\tCTXDBG_ENTRY("BN_CTX_end", ctx);\n\tif(ctx->err_stack)\n\t\tctx->err_stack--;\n\telse\n\t\t{\n\t\tunsigned int fp = BN_STACK_pop(&ctx->stack);\n\t\tif(fp < ctx->used)\n\t\t\tBN_POOL_release(&ctx->pool, ctx->used - fp);\n\t\tctx->used = fp;\n\t\tctx->too_many = 0;\n\t\t}\n\tCTXDBG_EXIT(ctx);\n\t}', 'static void BN_POOL_release(BN_POOL *p, unsigned int num)\n\t{\n\tunsigned int offset = (p->used - 1) % BN_CTX_POOL_SIZE;\n\tp->used -= num;\n\twhile(num--)\n\t\t{\n\t\tbn_check_top(p->current->vals + offset);\n\t\tif(!offset)\n\t\t\t{\n\t\t\toffset = BN_CTX_POOL_SIZE - 1;\n\t\t\tp->current = p->current->prev;\n\t\t\t}\n\t\telse\n\t\t\toffset--;\n\t\t}\n\t}'] |
11,881 | 0 | https://github.com/openssl/openssl/blob/9c46f4b9cd4912b61cb546c48b678488d7f26ed6/apps/speed.c/#L1831 | int MAIN(int argc, char **argv)
{
unsigned char *buf_malloc = NULL, *buf2_malloc = NULL;
unsigned char *buf = NULL, *buf2 = NULL;
int mret = 1;
long count = 0, save_count = 0;
int i, j, k;
# if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA)
long rsa_count;
# endif
# ifndef OPENSSL_NO_RSA
unsigned rsa_num;
# endif
unsigned char md[EVP_MAX_MD_SIZE];
# ifndef OPENSSL_NO_MD2
unsigned char md2[MD2_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_MDC2
unsigned char mdc2[MDC2_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_MD4
unsigned char md4[MD4_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_MD5
unsigned char md5[MD5_DIGEST_LENGTH];
unsigned char hmac[MD5_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_SHA
unsigned char sha[SHA_DIGEST_LENGTH];
# ifndef OPENSSL_NO_SHA256
unsigned char sha256[SHA256_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_SHA512
unsigned char sha512[SHA512_DIGEST_LENGTH];
# endif
# endif
# ifndef OPENSSL_NO_WHIRLPOOL
unsigned char whirlpool[WHIRLPOOL_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_RMD160
unsigned char rmd160[RIPEMD160_DIGEST_LENGTH];
# endif
# ifndef OPENSSL_NO_RC4
RC4_KEY rc4_ks;
# endif
# ifndef OPENSSL_NO_RC5
RC5_32_KEY rc5_ks;
# endif
# ifndef OPENSSL_NO_RC2
RC2_KEY rc2_ks;
# endif
# ifndef OPENSSL_NO_IDEA
IDEA_KEY_SCHEDULE idea_ks;
# endif
# ifndef OPENSSL_NO_SEED
SEED_KEY_SCHEDULE seed_ks;
# endif
# ifndef OPENSSL_NO_BF
BF_KEY bf_ks;
# endif
# ifndef OPENSSL_NO_CAST
CAST_KEY cast_ks;
# endif
static const unsigned char key16[16] = {
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12
};
# ifndef OPENSSL_NO_AES
static const unsigned char key24[24] = {
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,
0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34
};
static const unsigned char key32[32] = {
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,
0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34,
0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56
};
# endif
# ifndef OPENSSL_NO_CAMELLIA
static const unsigned char ckey24[24] = {
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,
0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34
};
static const unsigned char ckey32[32] = {
0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,
0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,
0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34,
0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56
};
# endif
# ifndef OPENSSL_NO_AES
# define MAX_BLOCK_SIZE 128
# else
# define MAX_BLOCK_SIZE 64
# endif
unsigned char DES_iv[8];
unsigned char iv[2 * MAX_BLOCK_SIZE / 8];
# ifndef OPENSSL_NO_DES
static DES_cblock key =
{ 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 };
static DES_cblock key2 =
{ 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12 };
static DES_cblock key3 =
{ 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34 };
DES_key_schedule sch;
DES_key_schedule sch2;
DES_key_schedule sch3;
# endif
# ifndef OPENSSL_NO_AES
AES_KEY aes_ks1, aes_ks2, aes_ks3;
# endif
# ifndef OPENSSL_NO_CAMELLIA
CAMELLIA_KEY camellia_ks1, camellia_ks2, camellia_ks3;
# endif
# define D_MD2 0
# define D_MDC2 1
# define D_MD4 2
# define D_MD5 3
# define D_HMAC 4
# define D_SHA1 5
# define D_RMD160 6
# define D_RC4 7
# define D_CBC_DES 8
# define D_EDE3_DES 9
# define D_CBC_IDEA 10
# define D_CBC_SEED 11
# define D_CBC_RC2 12
# define D_CBC_RC5 13
# define D_CBC_BF 14
# define D_CBC_CAST 15
# define D_CBC_128_AES 16
# define D_CBC_192_AES 17
# define D_CBC_256_AES 18
# define D_CBC_128_CML 19
# define D_CBC_192_CML 20
# define D_CBC_256_CML 21
# define D_EVP 22
# define D_SHA256 23
# define D_SHA512 24
# define D_WHIRLPOOL 25
# define D_IGE_128_AES 26
# define D_IGE_192_AES 27
# define D_IGE_256_AES 28
# define D_GHASH 29
double d = 0.0;
long c[ALGOR_NUM][SIZE_NUM];
# ifndef OPENSSL_SYS_WIN32
# endif
# define R_DSA_512 0
# define R_DSA_1024 1
# define R_DSA_2048 2
# define R_RSA_512 0
# define R_RSA_1024 1
# define R_RSA_2048 2
# define R_RSA_3072 3
# define R_RSA_4096 4
# define R_RSA_7680 5
# define R_RSA_15360 6
# define R_EC_P160 0
# define R_EC_P192 1
# define R_EC_P224 2
# define R_EC_P256 3
# define R_EC_P384 4
# define R_EC_P521 5
# define R_EC_K163 6
# define R_EC_K233 7
# define R_EC_K283 8
# define R_EC_K409 9
# define R_EC_K571 10
# define R_EC_B163 11
# define R_EC_B233 12
# define R_EC_B283 13
# define R_EC_B409 14
# define R_EC_B571 15
# ifndef OPENSSL_NO_RSA
RSA *rsa_key[RSA_NUM];
long rsa_c[RSA_NUM][2];
static unsigned int rsa_bits[RSA_NUM] = {
512, 1024, 2048, 3072, 4096, 7680, 15360
};
static unsigned char *rsa_data[RSA_NUM] = {
test512, test1024, test2048, test3072, test4096, test7680, test15360
};
static int rsa_data_length[RSA_NUM] = {
sizeof(test512), sizeof(test1024),
sizeof(test2048), sizeof(test3072),
sizeof(test4096), sizeof(test7680),
sizeof(test15360)
};
# endif
# ifndef OPENSSL_NO_DSA
DSA *dsa_key[DSA_NUM];
long dsa_c[DSA_NUM][2];
static unsigned int dsa_bits[DSA_NUM] = { 512, 1024, 2048 };
# endif
# ifndef OPENSSL_NO_EC
static unsigned int test_curves[EC_NUM] = {
NID_secp160r1,
NID_X9_62_prime192v1,
NID_secp224r1,
NID_X9_62_prime256v1,
NID_secp384r1,
NID_secp521r1,
NID_sect163k1,
NID_sect233k1,
NID_sect283k1,
NID_sect409k1,
NID_sect571k1,
NID_sect163r2,
NID_sect233r1,
NID_sect283r1,
NID_sect409r1,
NID_sect571r1
};
static const char *test_curves_names[EC_NUM] = {
"secp160r1",
"nistp192",
"nistp224",
"nistp256",
"nistp384",
"nistp521",
"nistk163",
"nistk233",
"nistk283",
"nistk409",
"nistk571",
"nistb163",
"nistb233",
"nistb283",
"nistb409",
"nistb571"
};
static int test_curves_bits[EC_NUM] = {
160, 192, 224, 256, 384, 521,
163, 233, 283, 409, 571,
163, 233, 283, 409, 571
};
# endif
# ifndef OPENSSL_NO_ECDSA
unsigned char ecdsasig[256];
unsigned int ecdsasiglen;
EC_KEY *ecdsa[EC_NUM];
long ecdsa_c[EC_NUM][2];
# endif
# ifndef OPENSSL_NO_ECDH
EC_KEY *ecdh_a[EC_NUM], *ecdh_b[EC_NUM];
unsigned char secret_a[MAX_ECDH_SIZE], secret_b[MAX_ECDH_SIZE];
int secret_size_a, secret_size_b;
int ecdh_checks = 0;
int secret_idx = 0;
long ecdh_c[EC_NUM][2];
# endif
int rsa_doit[RSA_NUM];
int dsa_doit[DSA_NUM];
# ifndef OPENSSL_NO_ECDSA
int ecdsa_doit[EC_NUM];
# endif
# ifndef OPENSSL_NO_ECDH
int ecdh_doit[EC_NUM];
# endif
int doit[ALGOR_NUM];
int pr_header = 0;
const EVP_CIPHER *evp_cipher = NULL;
const EVP_MD *evp_md = NULL;
int decrypt = 0;
# ifndef NO_FORK
int multi = 0;
# endif
int multiblock = 0;
int misalign = MAX_MISALIGNMENT + 1;
# ifndef TIMES
usertime = -1;
# endif
apps_startup();
memset(results, 0, sizeof(results));
# ifndef OPENSSL_NO_DSA
memset(dsa_key, 0, sizeof(dsa_key));
# endif
# ifndef OPENSSL_NO_ECDSA
for (i = 0; i < EC_NUM; i++)
ecdsa[i] = NULL;
# endif
# ifndef OPENSSL_NO_ECDH
for (i = 0; i < EC_NUM; i++) {
ecdh_a[i] = NULL;
ecdh_b[i] = NULL;
}
# endif
if (bio_err == NULL)
if ((bio_err = BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
if (!load_config(bio_err, NULL))
goto end;
# ifndef OPENSSL_NO_RSA
memset(rsa_key, 0, sizeof(rsa_key));
for (i = 0; i < RSA_NUM; i++)
rsa_key[i] = NULL;
# endif
if ((buf_malloc =
(unsigned char *)OPENSSL_malloc(BUFSIZE + misalign)) == NULL) {
BIO_printf(bio_err, "out of memory\n");
goto end;
}
if ((buf2_malloc =
(unsigned char *)OPENSSL_malloc(BUFSIZE + misalign)) == NULL) {
BIO_printf(bio_err, "out of memory\n");
goto end;
}
misalign = 0;
buf = buf_malloc;
buf2 = buf2_malloc;
memset(c, 0, sizeof(c));
memset(DES_iv, 0, sizeof(DES_iv));
memset(iv, 0, sizeof(iv));
for (i = 0; i < ALGOR_NUM; i++)
doit[i] = 0;
for (i = 0; i < RSA_NUM; i++)
rsa_doit[i] = 0;
for (i = 0; i < DSA_NUM; i++)
dsa_doit[i] = 0;
# ifndef OPENSSL_NO_ECDSA
for (i = 0; i < EC_NUM; i++)
ecdsa_doit[i] = 0;
# endif
# ifndef OPENSSL_NO_ECDH
for (i = 0; i < EC_NUM; i++)
ecdh_doit[i] = 0;
# endif
j = 0;
argc--;
argv++;
while (argc) {
if ((argc > 0) && (strcmp(*argv, "-elapsed") == 0)) {
usertime = 0;
j--;
} else if ((argc > 0) && (strcmp(*argv, "-evp") == 0)) {
argc--;
argv++;
if (argc == 0) {
BIO_printf(bio_err, "no EVP given\n");
goto end;
}
evp_cipher = EVP_get_cipherbyname(*argv);
if (!evp_cipher) {
evp_md = EVP_get_digestbyname(*argv);
}
if (!evp_cipher && !evp_md) {
BIO_printf(bio_err, "%s is an unknown cipher or digest\n",
*argv);
goto end;
}
doit[D_EVP] = 1;
} else if (argc > 0 && !strcmp(*argv, "-decrypt")) {
decrypt = 1;
j--;
}
# ifndef OPENSSL_NO_ENGINE
else if ((argc > 0) && (strcmp(*argv, "-engine") == 0)) {
argc--;
argv++;
if (argc == 0) {
BIO_printf(bio_err, "no engine given\n");
goto end;
}
setup_engine(bio_err, *argv, 0);
j--;
}
# endif
# ifndef NO_FORK
else if ((argc > 0) && (strcmp(*argv, "-multi") == 0)) {
argc--;
argv++;
if (argc == 0) {
BIO_printf(bio_err, "no multi count given\n");
goto end;
}
multi = atoi(argv[0]);
if (multi <= 0) {
BIO_printf(bio_err, "bad multi count\n");
goto end;
}
j--;
}
# endif
else if (argc > 0 && !strcmp(*argv, "-mr")) {
mr = 1;
j--;
} else if (argc > 0 && !strcmp(*argv, "-mb")) {
multiblock = 1;
j--;
} else if (argc > 0 && !strcmp(*argv, "-misalign")) {
argc--;
argv++;
if (argc == 0) {
BIO_printf(bio_err, "no misalignment given\n");
goto end;
}
misalign = atoi(argv[0]);
if (misalign < 0 || misalign > MAX_MISALIGNMENT) {
BIO_printf(bio_err,
"misalignment is outsize permitted range 0-%d\n",
MAX_MISALIGNMENT);
goto end;
}
buf = buf_malloc + misalign;
buf2 = buf2_malloc + misalign;
j--;
} else
# ifndef OPENSSL_NO_MD2
if (strcmp(*argv, "md2") == 0)
doit[D_MD2] = 1;
else
# endif
# ifndef OPENSSL_NO_MDC2
if (strcmp(*argv, "mdc2") == 0)
doit[D_MDC2] = 1;
else
# endif
# ifndef OPENSSL_NO_MD4
if (strcmp(*argv, "md4") == 0)
doit[D_MD4] = 1;
else
# endif
# ifndef OPENSSL_NO_MD5
if (strcmp(*argv, "md5") == 0)
doit[D_MD5] = 1;
else
# endif
# ifndef OPENSSL_NO_MD5
if (strcmp(*argv, "hmac") == 0)
doit[D_HMAC] = 1;
else
# endif
# ifndef OPENSSL_NO_SHA
if (strcmp(*argv, "sha1") == 0)
doit[D_SHA1] = 1;
else if (strcmp(*argv, "sha") == 0)
doit[D_SHA1] = 1, doit[D_SHA256] = 1, doit[D_SHA512] = 1;
else
# ifndef OPENSSL_NO_SHA256
if (strcmp(*argv, "sha256") == 0)
doit[D_SHA256] = 1;
else
# endif
# ifndef OPENSSL_NO_SHA512
if (strcmp(*argv, "sha512") == 0)
doit[D_SHA512] = 1;
else
# endif
# endif
# ifndef OPENSSL_NO_WHIRLPOOL
if (strcmp(*argv, "whirlpool") == 0)
doit[D_WHIRLPOOL] = 1;
else
# endif
# ifndef OPENSSL_NO_RMD160
if (strcmp(*argv, "ripemd") == 0)
doit[D_RMD160] = 1;
else if (strcmp(*argv, "rmd160") == 0)
doit[D_RMD160] = 1;
else if (strcmp(*argv, "ripemd160") == 0)
doit[D_RMD160] = 1;
else
# endif
# ifndef OPENSSL_NO_RC4
if (strcmp(*argv, "rc4") == 0)
doit[D_RC4] = 1;
else
# endif
# ifndef OPENSSL_NO_DES
if (strcmp(*argv, "des-cbc") == 0)
doit[D_CBC_DES] = 1;
else if (strcmp(*argv, "des-ede3") == 0)
doit[D_EDE3_DES] = 1;
else
# endif
# ifndef OPENSSL_NO_AES
if (strcmp(*argv, "aes-128-cbc") == 0)
doit[D_CBC_128_AES] = 1;
else if (strcmp(*argv, "aes-192-cbc") == 0)
doit[D_CBC_192_AES] = 1;
else if (strcmp(*argv, "aes-256-cbc") == 0)
doit[D_CBC_256_AES] = 1;
else if (strcmp(*argv, "aes-128-ige") == 0)
doit[D_IGE_128_AES] = 1;
else if (strcmp(*argv, "aes-192-ige") == 0)
doit[D_IGE_192_AES] = 1;
else if (strcmp(*argv, "aes-256-ige") == 0)
doit[D_IGE_256_AES] = 1;
else
# endif
# ifndef OPENSSL_NO_CAMELLIA
if (strcmp(*argv, "camellia-128-cbc") == 0)
doit[D_CBC_128_CML] = 1;
else if (strcmp(*argv, "camellia-192-cbc") == 0)
doit[D_CBC_192_CML] = 1;
else if (strcmp(*argv, "camellia-256-cbc") == 0)
doit[D_CBC_256_CML] = 1;
else
# endif
# ifndef OPENSSL_NO_RSA
# if 0
if (strcmp(*argv, "rsaref") == 0) {
RSA_set_default_openssl_method(RSA_PKCS1_RSAref());
j--;
} else
# endif
# ifndef RSA_NULL
if (strcmp(*argv, "openssl") == 0) {
RSA_set_default_method(RSA_PKCS1_SSLeay());
j--;
} else
# endif
# endif
if (strcmp(*argv, "dsa512") == 0)
dsa_doit[R_DSA_512] = 2;
else if (strcmp(*argv, "dsa1024") == 0)
dsa_doit[R_DSA_1024] = 2;
else if (strcmp(*argv, "dsa2048") == 0)
dsa_doit[R_DSA_2048] = 2;
else if (strcmp(*argv, "rsa512") == 0)
rsa_doit[R_RSA_512] = 2;
else if (strcmp(*argv, "rsa1024") == 0)
rsa_doit[R_RSA_1024] = 2;
else if (strcmp(*argv, "rsa2048") == 0)
rsa_doit[R_RSA_2048] = 2;
else if (strcmp(*argv, "rsa3072") == 0)
rsa_doit[R_RSA_3072] = 2;
else if (strcmp(*argv, "rsa4096") == 0)
rsa_doit[R_RSA_4096] = 2;
else if (strcmp(*argv, "rsa7680") == 0)
rsa_doit[R_RSA_7680] = 2;
else if (strcmp(*argv, "rsa15360") == 0)
rsa_doit[R_RSA_15360] = 2;
else
# ifndef OPENSSL_NO_RC2
if (strcmp(*argv, "rc2-cbc") == 0)
doit[D_CBC_RC2] = 1;
else if (strcmp(*argv, "rc2") == 0)
doit[D_CBC_RC2] = 1;
else
# endif
# ifndef OPENSSL_NO_RC5
if (strcmp(*argv, "rc5-cbc") == 0)
doit[D_CBC_RC5] = 1;
else if (strcmp(*argv, "rc5") == 0)
doit[D_CBC_RC5] = 1;
else
# endif
# ifndef OPENSSL_NO_IDEA
if (strcmp(*argv, "idea-cbc") == 0)
doit[D_CBC_IDEA] = 1;
else if (strcmp(*argv, "idea") == 0)
doit[D_CBC_IDEA] = 1;
else
# endif
# ifndef OPENSSL_NO_SEED
if (strcmp(*argv, "seed-cbc") == 0)
doit[D_CBC_SEED] = 1;
else if (strcmp(*argv, "seed") == 0)
doit[D_CBC_SEED] = 1;
else
# endif
# ifndef OPENSSL_NO_BF
if (strcmp(*argv, "bf-cbc") == 0)
doit[D_CBC_BF] = 1;
else if (strcmp(*argv, "blowfish") == 0)
doit[D_CBC_BF] = 1;
else if (strcmp(*argv, "bf") == 0)
doit[D_CBC_BF] = 1;
else
# endif
# ifndef OPENSSL_NO_CAST
if (strcmp(*argv, "cast-cbc") == 0)
doit[D_CBC_CAST] = 1;
else if (strcmp(*argv, "cast") == 0)
doit[D_CBC_CAST] = 1;
else if (strcmp(*argv, "cast5") == 0)
doit[D_CBC_CAST] = 1;
else
# endif
# ifndef OPENSSL_NO_DES
if (strcmp(*argv, "des") == 0) {
doit[D_CBC_DES] = 1;
doit[D_EDE3_DES] = 1;
} else
# endif
# ifndef OPENSSL_NO_AES
if (strcmp(*argv, "aes") == 0) {
doit[D_CBC_128_AES] = 1;
doit[D_CBC_192_AES] = 1;
doit[D_CBC_256_AES] = 1;
} else if (strcmp(*argv, "ghash") == 0) {
doit[D_GHASH] = 1;
} else
# endif
# ifndef OPENSSL_NO_CAMELLIA
if (strcmp(*argv, "camellia") == 0) {
doit[D_CBC_128_CML] = 1;
doit[D_CBC_192_CML] = 1;
doit[D_CBC_256_CML] = 1;
} else
# endif
# ifndef OPENSSL_NO_RSA
if (strcmp(*argv, "rsa") == 0) {
rsa_doit[R_RSA_512] = 1;
rsa_doit[R_RSA_1024] = 1;
rsa_doit[R_RSA_2048] = 1;
rsa_doit[R_RSA_3072] = 1;
rsa_doit[R_RSA_4096] = 1;
rsa_doit[R_RSA_7680] = 1;
rsa_doit[R_RSA_15360] = 1;
} else
# endif
# ifndef OPENSSL_NO_DSA
if (strcmp(*argv, "dsa") == 0) {
dsa_doit[R_DSA_512] = 1;
dsa_doit[R_DSA_1024] = 1;
dsa_doit[R_DSA_2048] = 1;
} else
# endif
# ifndef OPENSSL_NO_ECDSA
if (strcmp(*argv, "ecdsap160") == 0)
ecdsa_doit[R_EC_P160] = 2;
else if (strcmp(*argv, "ecdsap192") == 0)
ecdsa_doit[R_EC_P192] = 2;
else if (strcmp(*argv, "ecdsap224") == 0)
ecdsa_doit[R_EC_P224] = 2;
else if (strcmp(*argv, "ecdsap256") == 0)
ecdsa_doit[R_EC_P256] = 2;
else if (strcmp(*argv, "ecdsap384") == 0)
ecdsa_doit[R_EC_P384] = 2;
else if (strcmp(*argv, "ecdsap521") == 0)
ecdsa_doit[R_EC_P521] = 2;
else if (strcmp(*argv, "ecdsak163") == 0)
ecdsa_doit[R_EC_K163] = 2;
else if (strcmp(*argv, "ecdsak233") == 0)
ecdsa_doit[R_EC_K233] = 2;
else if (strcmp(*argv, "ecdsak283") == 0)
ecdsa_doit[R_EC_K283] = 2;
else if (strcmp(*argv, "ecdsak409") == 0)
ecdsa_doit[R_EC_K409] = 2;
else if (strcmp(*argv, "ecdsak571") == 0)
ecdsa_doit[R_EC_K571] = 2;
else if (strcmp(*argv, "ecdsab163") == 0)
ecdsa_doit[R_EC_B163] = 2;
else if (strcmp(*argv, "ecdsab233") == 0)
ecdsa_doit[R_EC_B233] = 2;
else if (strcmp(*argv, "ecdsab283") == 0)
ecdsa_doit[R_EC_B283] = 2;
else if (strcmp(*argv, "ecdsab409") == 0)
ecdsa_doit[R_EC_B409] = 2;
else if (strcmp(*argv, "ecdsab571") == 0)
ecdsa_doit[R_EC_B571] = 2;
else if (strcmp(*argv, "ecdsa") == 0) {
for (i = 0; i < EC_NUM; i++)
ecdsa_doit[i] = 1;
} else
# endif
# ifndef OPENSSL_NO_ECDH
if (strcmp(*argv, "ecdhp160") == 0)
ecdh_doit[R_EC_P160] = 2;
else if (strcmp(*argv, "ecdhp192") == 0)
ecdh_doit[R_EC_P192] = 2;
else if (strcmp(*argv, "ecdhp224") == 0)
ecdh_doit[R_EC_P224] = 2;
else if (strcmp(*argv, "ecdhp256") == 0)
ecdh_doit[R_EC_P256] = 2;
else if (strcmp(*argv, "ecdhp384") == 0)
ecdh_doit[R_EC_P384] = 2;
else if (strcmp(*argv, "ecdhp521") == 0)
ecdh_doit[R_EC_P521] = 2;
else if (strcmp(*argv, "ecdhk163") == 0)
ecdh_doit[R_EC_K163] = 2;
else if (strcmp(*argv, "ecdhk233") == 0)
ecdh_doit[R_EC_K233] = 2;
else if (strcmp(*argv, "ecdhk283") == 0)
ecdh_doit[R_EC_K283] = 2;
else if (strcmp(*argv, "ecdhk409") == 0)
ecdh_doit[R_EC_K409] = 2;
else if (strcmp(*argv, "ecdhk571") == 0)
ecdh_doit[R_EC_K571] = 2;
else if (strcmp(*argv, "ecdhb163") == 0)
ecdh_doit[R_EC_B163] = 2;
else if (strcmp(*argv, "ecdhb233") == 0)
ecdh_doit[R_EC_B233] = 2;
else if (strcmp(*argv, "ecdhb283") == 0)
ecdh_doit[R_EC_B283] = 2;
else if (strcmp(*argv, "ecdhb409") == 0)
ecdh_doit[R_EC_B409] = 2;
else if (strcmp(*argv, "ecdhb571") == 0)
ecdh_doit[R_EC_B571] = 2;
else if (strcmp(*argv, "ecdh") == 0) {
for (i = 0; i < EC_NUM; i++)
ecdh_doit[i] = 1;
} else
# endif
{
BIO_printf(bio_err, "Error: bad option or value\n");
BIO_printf(bio_err, "\n");
BIO_printf(bio_err, "Available values:\n");
# ifndef OPENSSL_NO_MD2
BIO_printf(bio_err, "md2 ");
# endif
# ifndef OPENSSL_NO_MDC2
BIO_printf(bio_err, "mdc2 ");
# endif
# ifndef OPENSSL_NO_MD4
BIO_printf(bio_err, "md4 ");
# endif
# ifndef OPENSSL_NO_MD5
BIO_printf(bio_err, "md5 ");
# ifndef OPENSSL_NO_HMAC
BIO_printf(bio_err, "hmac ");
# endif
# endif
# ifndef OPENSSL_NO_SHA1
BIO_printf(bio_err, "sha1 ");
# endif
# ifndef OPENSSL_NO_SHA256
BIO_printf(bio_err, "sha256 ");
# endif
# ifndef OPENSSL_NO_SHA512
BIO_printf(bio_err, "sha512 ");
# endif
# ifndef OPENSSL_NO_WHIRLPOOL
BIO_printf(bio_err, "whirlpool");
# endif
# ifndef OPENSSL_NO_RMD160
BIO_printf(bio_err, "rmd160");
# endif
# if !defined(OPENSSL_NO_MD2) || !defined(OPENSSL_NO_MDC2) || \
!defined(OPENSSL_NO_MD4) || !defined(OPENSSL_NO_MD5) || \
!defined(OPENSSL_NO_SHA1) || !defined(OPENSSL_NO_RMD160) || \
!defined(OPENSSL_NO_WHIRLPOOL)
BIO_printf(bio_err, "\n");
# endif
# ifndef OPENSSL_NO_IDEA
BIO_printf(bio_err, "idea-cbc ");
# endif
# ifndef OPENSSL_NO_SEED
BIO_printf(bio_err, "seed-cbc ");
# endif
# ifndef OPENSSL_NO_RC2
BIO_printf(bio_err, "rc2-cbc ");
# endif
# ifndef OPENSSL_NO_RC5
BIO_printf(bio_err, "rc5-cbc ");
# endif
# ifndef OPENSSL_NO_BF
BIO_printf(bio_err, "bf-cbc");
# endif
# if !defined(OPENSSL_NO_IDEA) || !defined(OPENSSL_NO_SEED) || !defined(OPENSSL_NO_RC2) || \
!defined(OPENSSL_NO_BF) || !defined(OPENSSL_NO_RC5)
BIO_printf(bio_err, "\n");
# endif
# ifndef OPENSSL_NO_DES
BIO_printf(bio_err, "des-cbc des-ede3 ");
# endif
# ifndef OPENSSL_NO_AES
BIO_printf(bio_err, "aes-128-cbc aes-192-cbc aes-256-cbc ");
BIO_printf(bio_err, "aes-128-ige aes-192-ige aes-256-ige ");
# endif
# ifndef OPENSSL_NO_CAMELLIA
BIO_printf(bio_err, "\n");
BIO_printf(bio_err,
"camellia-128-cbc camellia-192-cbc camellia-256-cbc ");
# endif
# ifndef OPENSSL_NO_RC4
BIO_printf(bio_err, "rc4");
# endif
BIO_printf(bio_err, "\n");
# ifndef OPENSSL_NO_RSA
BIO_printf(bio_err,
"rsa512 rsa1024 rsa2048 rsa3072 rsa4096\n");
BIO_printf(bio_err, "rsa7680 rsa15360\n");
# endif
# ifndef OPENSSL_NO_DSA
BIO_printf(bio_err, "dsa512 dsa1024 dsa2048\n");
# endif
# ifndef OPENSSL_NO_ECDSA
BIO_printf(bio_err, "ecdsap160 ecdsap192 ecdsap224 "
"ecdsap256 ecdsap384 ecdsap521\n");
BIO_printf(bio_err,
"ecdsak163 ecdsak233 ecdsak283 ecdsak409 ecdsak571\n");
BIO_printf(bio_err,
"ecdsab163 ecdsab233 ecdsab283 ecdsab409 ecdsab571\n");
BIO_printf(bio_err, "ecdsa\n");
# endif
# ifndef OPENSSL_NO_ECDH
BIO_printf(bio_err, "ecdhp160 ecdhp192 ecdhp224 "
"ecdhp256 ecdhp384 ecdhp521\n");
BIO_printf(bio_err,
"ecdhk163 ecdhk233 ecdhk283 ecdhk409 ecdhk571\n");
BIO_printf(bio_err,
"ecdhb163 ecdhb233 ecdhb283 ecdhb409 ecdhb571\n");
BIO_printf(bio_err, "ecdh\n");
# endif
# ifndef OPENSSL_NO_IDEA
BIO_printf(bio_err, "idea ");
# endif
# ifndef OPENSSL_NO_SEED
BIO_printf(bio_err, "seed ");
# endif
# ifndef OPENSSL_NO_RC2
BIO_printf(bio_err, "rc2 ");
# endif
# ifndef OPENSSL_NO_DES
BIO_printf(bio_err, "des ");
# endif
# ifndef OPENSSL_NO_AES
BIO_printf(bio_err, "aes ");
# endif
# ifndef OPENSSL_NO_CAMELLIA
BIO_printf(bio_err, "camellia ");
# endif
# ifndef OPENSSL_NO_RSA
BIO_printf(bio_err, "rsa ");
# endif
# ifndef OPENSSL_NO_BF
BIO_printf(bio_err, "blowfish");
# endif
# if !defined(OPENSSL_NO_IDEA) || !defined(OPENSSL_NO_SEED) || \
!defined(OPENSSL_NO_RC2) || !defined(OPENSSL_NO_DES) || \
!defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_BF) || \
!defined(OPENSSL_NO_AES) || !defined(OPENSSL_NO_CAMELLIA)
BIO_printf(bio_err, "\n");
# endif
BIO_printf(bio_err, "\n");
BIO_printf(bio_err, "Available options:\n");
# if defined(TIMES) || defined(USE_TOD)
BIO_printf(bio_err, "-elapsed "
"measure time in real time instead of CPU user time.\n");
# endif
# ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err,
"-engine e "
"use engine e, possibly a hardware device.\n");
# endif
BIO_printf(bio_err, "-evp e " "use EVP e.\n");
BIO_printf(bio_err,
"-decrypt "
"time decryption instead of encryption (only EVP).\n");
BIO_printf(bio_err,
"-mr "
"produce machine readable output.\n");
BIO_printf(bio_err,
"-mb "
"perform multi-block benchmark (for specific ciphers)\n");
BIO_printf(bio_err,
"-misalign n "
"perform benchmark with misaligned data\n");
# ifndef NO_FORK
BIO_printf(bio_err,
"-multi n " "run n benchmarks in parallel.\n");
# endif
goto end;
}
argc--;
argv++;
j++;
}
# ifndef NO_FORK
if (multi && do_multi(multi))
goto show_res;
# endif
if (j == 0) {
for (i = 0; i < ALGOR_NUM; i++) {
if (i != D_EVP)
doit[i] = 1;
}
for (i = 0; i < RSA_NUM; i++)
rsa_doit[i] = 1;
for (i = 0; i < DSA_NUM; i++)
dsa_doit[i] = 1;
# ifndef OPENSSL_NO_ECDSA
for (i = 0; i < EC_NUM; i++)
ecdsa_doit[i] = 1;
# endif
# ifndef OPENSSL_NO_ECDH
for (i = 0; i < EC_NUM; i++)
ecdh_doit[i] = 1;
# endif
}
for (i = 0; i < ALGOR_NUM; i++)
if (doit[i])
pr_header++;
if (usertime == 0 && !mr)
BIO_printf(bio_err,
"You have chosen to measure elapsed time "
"instead of user CPU time.\n");
# ifndef OPENSSL_NO_RSA
for (i = 0; i < RSA_NUM; i++) {
const unsigned char *p;
p = rsa_data[i];
rsa_key[i] = d2i_RSAPrivateKey(NULL, &p, rsa_data_length[i]);
if (rsa_key[i] == NULL) {
BIO_printf(bio_err, "internal error loading RSA key number %d\n",
i);
goto end;
}
# if 0
else {
BIO_printf(bio_err,
mr ? "+RK:%d:"
: "Loaded RSA key, %d bit modulus and e= 0x",
BN_num_bits(rsa_key[i]->n));
BN_print(bio_err, rsa_key[i]->e);
BIO_printf(bio_err, "\n");
}
# endif
}
# endif
# ifndef OPENSSL_NO_DSA
dsa_key[0] = get_dsa512();
dsa_key[1] = get_dsa1024();
dsa_key[2] = get_dsa2048();
# endif
# ifndef OPENSSL_NO_DES
DES_set_key_unchecked(&key, &sch);
DES_set_key_unchecked(&key2, &sch2);
DES_set_key_unchecked(&key3, &sch3);
# endif
# ifndef OPENSSL_NO_AES
AES_set_encrypt_key(key16, 128, &aes_ks1);
AES_set_encrypt_key(key24, 192, &aes_ks2);
AES_set_encrypt_key(key32, 256, &aes_ks3);
# endif
# ifndef OPENSSL_NO_CAMELLIA
Camellia_set_key(key16, 128, &camellia_ks1);
Camellia_set_key(ckey24, 192, &camellia_ks2);
Camellia_set_key(ckey32, 256, &camellia_ks3);
# endif
# ifndef OPENSSL_NO_IDEA
idea_set_encrypt_key(key16, &idea_ks);
# endif
# ifndef OPENSSL_NO_SEED
SEED_set_key(key16, &seed_ks);
# endif
# ifndef OPENSSL_NO_RC4
RC4_set_key(&rc4_ks, 16, key16);
# endif
# ifndef OPENSSL_NO_RC2
RC2_set_key(&rc2_ks, 16, key16, 128);
# endif
# ifndef OPENSSL_NO_RC5
RC5_32_set_key(&rc5_ks, 16, key16, 12);
# endif
# ifndef OPENSSL_NO_BF
BF_set_key(&bf_ks, 16, key16);
# endif
# ifndef OPENSSL_NO_CAST
CAST_set_key(&cast_ks, 16, key16);
# endif
# ifndef OPENSSL_NO_RSA
memset(rsa_c, 0, sizeof(rsa_c));
# endif
# ifndef SIGALRM
# ifndef OPENSSL_NO_DES
BIO_printf(bio_err, "First we calculate the approximate speed ...\n");
count = 10;
do {
long it;
count *= 2;
Time_F(START);
for (it = count; it; it--)
DES_ecb_encrypt((DES_cblock *)buf,
(DES_cblock *)buf, &sch, DES_ENCRYPT);
d = Time_F(STOP);
} while (d < 3);
save_count = count;
c[D_MD2][0] = count / 10;
c[D_MDC2][0] = count / 10;
c[D_MD4][0] = count;
c[D_MD5][0] = count;
c[D_HMAC][0] = count;
c[D_SHA1][0] = count;
c[D_RMD160][0] = count;
c[D_RC4][0] = count * 5;
c[D_CBC_DES][0] = count;
c[D_EDE3_DES][0] = count / 3;
c[D_CBC_IDEA][0] = count;
c[D_CBC_SEED][0] = count;
c[D_CBC_RC2][0] = count;
c[D_CBC_RC5][0] = count;
c[D_CBC_BF][0] = count;
c[D_CBC_CAST][0] = count;
c[D_CBC_128_AES][0] = count;
c[D_CBC_192_AES][0] = count;
c[D_CBC_256_AES][0] = count;
c[D_CBC_128_CML][0] = count;
c[D_CBC_192_CML][0] = count;
c[D_CBC_256_CML][0] = count;
c[D_SHA256][0] = count;
c[D_SHA512][0] = count;
c[D_WHIRLPOOL][0] = count;
c[D_IGE_128_AES][0] = count;
c[D_IGE_192_AES][0] = count;
c[D_IGE_256_AES][0] = count;
c[D_GHASH][0] = count;
for (i = 1; i < SIZE_NUM; i++) {
long l0, l1;
l0 = (long)lengths[0];
l1 = (long)lengths[i];
c[D_MD2][i] = c[D_MD2][0] * 4 * l0 / l1;
c[D_MDC2][i] = c[D_MDC2][0] * 4 * l0 / l1;
c[D_MD4][i] = c[D_MD4][0] * 4 * l0 / l1;
c[D_MD5][i] = c[D_MD5][0] * 4 * l0 / l1;
c[D_HMAC][i] = c[D_HMAC][0] * 4 * l0 / l1;
c[D_SHA1][i] = c[D_SHA1][0] * 4 * l0 / l1;
c[D_RMD160][i] = c[D_RMD160][0] * 4 * l0 / l1;
c[D_SHA256][i] = c[D_SHA256][0] * 4 * l0 / l1;
c[D_SHA512][i] = c[D_SHA512][0] * 4 * l0 / l1;
c[D_WHIRLPOOL][i] = c[D_WHIRLPOOL][0] * 4 * l0 / l1;
l0 = (long)lengths[i - 1];
c[D_RC4][i] = c[D_RC4][i - 1] * l0 / l1;
c[D_CBC_DES][i] = c[D_CBC_DES][i - 1] * l0 / l1;
c[D_EDE3_DES][i] = c[D_EDE3_DES][i - 1] * l0 / l1;
c[D_CBC_IDEA][i] = c[D_CBC_IDEA][i - 1] * l0 / l1;
c[D_CBC_SEED][i] = c[D_CBC_SEED][i - 1] * l0 / l1;
c[D_CBC_RC2][i] = c[D_CBC_RC2][i - 1] * l0 / l1;
c[D_CBC_RC5][i] = c[D_CBC_RC5][i - 1] * l0 / l1;
c[D_CBC_BF][i] = c[D_CBC_BF][i - 1] * l0 / l1;
c[D_CBC_CAST][i] = c[D_CBC_CAST][i - 1] * l0 / l1;
c[D_CBC_128_AES][i] = c[D_CBC_128_AES][i - 1] * l0 / l1;
c[D_CBC_192_AES][i] = c[D_CBC_192_AES][i - 1] * l0 / l1;
c[D_CBC_256_AES][i] = c[D_CBC_256_AES][i - 1] * l0 / l1;
c[D_CBC_128_CML][i] = c[D_CBC_128_CML][i - 1] * l0 / l1;
c[D_CBC_192_CML][i] = c[D_CBC_192_CML][i - 1] * l0 / l1;
c[D_CBC_256_CML][i] = c[D_CBC_256_CML][i - 1] * l0 / l1;
c[D_IGE_128_AES][i] = c[D_IGE_128_AES][i - 1] * l0 / l1;
c[D_IGE_192_AES][i] = c[D_IGE_192_AES][i - 1] * l0 / l1;
c[D_IGE_256_AES][i] = c[D_IGE_256_AES][i - 1] * l0 / l1;
}
# ifndef OPENSSL_NO_RSA
rsa_c[R_RSA_512][0] = count / 2000;
rsa_c[R_RSA_512][1] = count / 400;
for (i = 1; i < RSA_NUM; i++) {
rsa_c[i][0] = rsa_c[i - 1][0] / 8;
rsa_c[i][1] = rsa_c[i - 1][1] / 4;
if ((rsa_doit[i] <= 1) && (rsa_c[i][0] == 0))
rsa_doit[i] = 0;
else {
if (rsa_c[i][0] == 0) {
rsa_c[i][0] = 1;
rsa_c[i][1] = 20;
}
}
}
# endif
# ifndef OPENSSL_NO_DSA
dsa_c[R_DSA_512][0] = count / 1000;
dsa_c[R_DSA_512][1] = count / 1000 / 2;
for (i = 1; i < DSA_NUM; i++) {
dsa_c[i][0] = dsa_c[i - 1][0] / 4;
dsa_c[i][1] = dsa_c[i - 1][1] / 4;
if ((dsa_doit[i] <= 1) && (dsa_c[i][0] == 0))
dsa_doit[i] = 0;
else {
if (dsa_c[i] == 0) {
dsa_c[i][0] = 1;
dsa_c[i][1] = 1;
}
}
}
# endif
# ifndef OPENSSL_NO_ECDSA
ecdsa_c[R_EC_P160][0] = count / 1000;
ecdsa_c[R_EC_P160][1] = count / 1000 / 2;
for (i = R_EC_P192; i <= R_EC_P521; i++) {
ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;
ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;
if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))
ecdsa_doit[i] = 0;
else {
if (ecdsa_c[i] == 0) {
ecdsa_c[i][0] = 1;
ecdsa_c[i][1] = 1;
}
}
}
ecdsa_c[R_EC_K163][0] = count / 1000;
ecdsa_c[R_EC_K163][1] = count / 1000 / 2;
for (i = R_EC_K233; i <= R_EC_K571; i++) {
ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;
ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;
if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))
ecdsa_doit[i] = 0;
else {
if (ecdsa_c[i] == 0) {
ecdsa_c[i][0] = 1;
ecdsa_c[i][1] = 1;
}
}
}
ecdsa_c[R_EC_B163][0] = count / 1000;
ecdsa_c[R_EC_B163][1] = count / 1000 / 2;
for (i = R_EC_B233; i <= R_EC_B571; i++) {
ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;
ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;
if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))
ecdsa_doit[i] = 0;
else {
if (ecdsa_c[i] == 0) {
ecdsa_c[i][0] = 1;
ecdsa_c[i][1] = 1;
}
}
}
# endif
# ifndef OPENSSL_NO_ECDH
ecdh_c[R_EC_P160][0] = count / 1000;
ecdh_c[R_EC_P160][1] = count / 1000;
for (i = R_EC_P192; i <= R_EC_P521; i++) {
ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;
ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;
if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))
ecdh_doit[i] = 0;
else {
if (ecdh_c[i] == 0) {
ecdh_c[i][0] = 1;
ecdh_c[i][1] = 1;
}
}
}
ecdh_c[R_EC_K163][0] = count / 1000;
ecdh_c[R_EC_K163][1] = count / 1000;
for (i = R_EC_K233; i <= R_EC_K571; i++) {
ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;
ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;
if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))
ecdh_doit[i] = 0;
else {
if (ecdh_c[i] == 0) {
ecdh_c[i][0] = 1;
ecdh_c[i][1] = 1;
}
}
}
ecdh_c[R_EC_B163][0] = count / 1000;
ecdh_c[R_EC_B163][1] = count / 1000;
for (i = R_EC_B233; i <= R_EC_B571; i++) {
ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;
ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;
if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))
ecdh_doit[i] = 0;
else {
if (ecdh_c[i] == 0) {
ecdh_c[i][0] = 1;
ecdh_c[i][1] = 1;
}
}
}
# endif
# define COND(d) (count < (d))
# define COUNT(d) (d)
# else
# error "You cannot disable DES on systems without SIGALRM."
# endif
# else
# define COND(c) (run && count<0x7fffffff)
# define COUNT(d) (count)
# ifndef _WIN32
signal(SIGALRM, sig_done);
# endif
# endif
# ifndef OPENSSL_NO_MD2
if (doit[D_MD2]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_MD2], c[D_MD2][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_MD2][j]); count++)
EVP_Digest(buf, (unsigned long)lengths[j], &(md2[0]), NULL,
EVP_md2(), NULL);
d = Time_F(STOP);
print_result(D_MD2, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_MDC2
if (doit[D_MDC2]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_MDC2], c[D_MDC2][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_MDC2][j]); count++)
EVP_Digest(buf, (unsigned long)lengths[j], &(mdc2[0]), NULL,
EVP_mdc2(), NULL);
d = Time_F(STOP);
print_result(D_MDC2, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_MD4
if (doit[D_MD4]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_MD4], c[D_MD4][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_MD4][j]); count++)
EVP_Digest(&(buf[0]), (unsigned long)lengths[j], &(md4[0]),
NULL, EVP_md4(), NULL);
d = Time_F(STOP);
print_result(D_MD4, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_MD5
if (doit[D_MD5]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_MD5], c[D_MD5][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_MD5][j]); count++)
MD5(buf, lengths[j], md5);
d = Time_F(STOP);
print_result(D_MD5, j, count, d);
}
}
# endif
# if !defined(OPENSSL_NO_MD5) && !defined(OPENSSL_NO_HMAC)
if (doit[D_HMAC]) {
HMAC_CTX hctx;
HMAC_CTX_init(&hctx);
HMAC_Init_ex(&hctx, (unsigned char *)"This is a key...",
16, EVP_md5(), NULL);
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_HMAC], c[D_HMAC][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_HMAC][j]); count++) {
HMAC_Init_ex(&hctx, NULL, 0, NULL, NULL);
HMAC_Update(&hctx, buf, lengths[j]);
HMAC_Final(&hctx, &(hmac[0]), NULL);
}
d = Time_F(STOP);
print_result(D_HMAC, j, count, d);
}
HMAC_CTX_cleanup(&hctx);
}
# endif
# ifndef OPENSSL_NO_SHA
if (doit[D_SHA1]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_SHA1], c[D_SHA1][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_SHA1][j]); count++)
# if 0
EVP_Digest(buf, (unsigned long)lengths[j], &(sha[0]), NULL,
EVP_sha1(), NULL);
# else
SHA1(buf, lengths[j], sha);
# endif
d = Time_F(STOP);
print_result(D_SHA1, j, count, d);
}
}
# ifndef OPENSSL_NO_SHA256
if (doit[D_SHA256]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_SHA256], c[D_SHA256][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_SHA256][j]); count++)
SHA256(buf, lengths[j], sha256);
d = Time_F(STOP);
print_result(D_SHA256, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_SHA512
if (doit[D_SHA512]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_SHA512], c[D_SHA512][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_SHA512][j]); count++)
SHA512(buf, lengths[j], sha512);
d = Time_F(STOP);
print_result(D_SHA512, j, count, d);
}
}
# endif
# endif
# ifndef OPENSSL_NO_WHIRLPOOL
if (doit[D_WHIRLPOOL]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_WHIRLPOOL], c[D_WHIRLPOOL][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_WHIRLPOOL][j]); count++)
WHIRLPOOL(buf, lengths[j], whirlpool);
d = Time_F(STOP);
print_result(D_WHIRLPOOL, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_RMD160
if (doit[D_RMD160]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_RMD160], c[D_RMD160][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_RMD160][j]); count++)
EVP_Digest(buf, (unsigned long)lengths[j], &(rmd160[0]), NULL,
EVP_ripemd160(), NULL);
d = Time_F(STOP);
print_result(D_RMD160, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_RC4
if (doit[D_RC4]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_RC4], c[D_RC4][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_RC4][j]); count++)
RC4(&rc4_ks, (unsigned int)lengths[j], buf, buf);
d = Time_F(STOP);
print_result(D_RC4, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_DES
if (doit[D_CBC_DES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_DES], c[D_CBC_DES][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_DES][j]); count++)
DES_ncbc_encrypt(buf, buf, lengths[j], &sch,
&DES_iv, DES_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_DES, j, count, d);
}
}
if (doit[D_EDE3_DES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_EDE3_DES], c[D_EDE3_DES][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_EDE3_DES][j]); count++)
DES_ede3_cbc_encrypt(buf, buf, lengths[j],
&sch, &sch2, &sch3,
&DES_iv, DES_ENCRYPT);
d = Time_F(STOP);
print_result(D_EDE3_DES, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_AES
if (doit[D_CBC_128_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_128_AES], c[D_CBC_128_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_128_AES][j]); count++)
AES_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &aes_ks1,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_128_AES, j, count, d);
}
}
if (doit[D_CBC_192_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_192_AES], c[D_CBC_192_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_192_AES][j]); count++)
AES_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &aes_ks2,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_192_AES, j, count, d);
}
}
if (doit[D_CBC_256_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_256_AES], c[D_CBC_256_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_256_AES][j]); count++)
AES_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &aes_ks3,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_256_AES, j, count, d);
}
}
if (doit[D_IGE_128_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_IGE_128_AES], c[D_IGE_128_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_IGE_128_AES][j]); count++)
AES_ige_encrypt(buf, buf2,
(unsigned long)lengths[j], &aes_ks1,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_IGE_128_AES, j, count, d);
}
}
if (doit[D_IGE_192_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_IGE_192_AES], c[D_IGE_192_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_IGE_192_AES][j]); count++)
AES_ige_encrypt(buf, buf2,
(unsigned long)lengths[j], &aes_ks2,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_IGE_192_AES, j, count, d);
}
}
if (doit[D_IGE_256_AES]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_IGE_256_AES], c[D_IGE_256_AES][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_IGE_256_AES][j]); count++)
AES_ige_encrypt(buf, buf2,
(unsigned long)lengths[j], &aes_ks3,
iv, AES_ENCRYPT);
d = Time_F(STOP);
print_result(D_IGE_256_AES, j, count, d);
}
}
if (doit[D_GHASH]) {
GCM128_CONTEXT *ctx =
CRYPTO_gcm128_new(&aes_ks1, (block128_f) AES_encrypt);
CRYPTO_gcm128_setiv(ctx, (unsigned char *)"0123456789ab", 12);
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_GHASH], c[D_GHASH][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_GHASH][j]); count++)
CRYPTO_gcm128_aad(ctx, buf, lengths[j]);
d = Time_F(STOP);
print_result(D_GHASH, j, count, d);
}
CRYPTO_gcm128_release(ctx);
}
# endif
# ifndef OPENSSL_NO_CAMELLIA
if (doit[D_CBC_128_CML]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_128_CML], c[D_CBC_128_CML][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_128_CML][j]); count++)
Camellia_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &camellia_ks1,
iv, CAMELLIA_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_128_CML, j, count, d);
}
}
if (doit[D_CBC_192_CML]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_192_CML], c[D_CBC_192_CML][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_192_CML][j]); count++)
Camellia_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &camellia_ks2,
iv, CAMELLIA_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_192_CML, j, count, d);
}
}
if (doit[D_CBC_256_CML]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_256_CML], c[D_CBC_256_CML][j],
lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_256_CML][j]); count++)
Camellia_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &camellia_ks3,
iv, CAMELLIA_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_256_CML, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_IDEA
if (doit[D_CBC_IDEA]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_IDEA], c[D_CBC_IDEA][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_IDEA][j]); count++)
idea_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &idea_ks,
iv, IDEA_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_IDEA, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_SEED
if (doit[D_CBC_SEED]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_SEED], c[D_CBC_SEED][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_SEED][j]); count++)
SEED_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &seed_ks, iv, 1);
d = Time_F(STOP);
print_result(D_CBC_SEED, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_RC2
if (doit[D_CBC_RC2]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_RC2], c[D_CBC_RC2][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_RC2][j]); count++)
RC2_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &rc2_ks,
iv, RC2_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_RC2, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_RC5
if (doit[D_CBC_RC5]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_RC5], c[D_CBC_RC5][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_RC5][j]); count++)
RC5_32_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &rc5_ks,
iv, RC5_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_RC5, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_BF
if (doit[D_CBC_BF]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_BF], c[D_CBC_BF][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_BF][j]); count++)
BF_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &bf_ks,
iv, BF_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_BF, j, count, d);
}
}
# endif
# ifndef OPENSSL_NO_CAST
if (doit[D_CBC_CAST]) {
for (j = 0; j < SIZE_NUM; j++) {
print_message(names[D_CBC_CAST], c[D_CBC_CAST][j], lengths[j]);
Time_F(START);
for (count = 0, run = 1; COND(c[D_CBC_CAST][j]); count++)
CAST_cbc_encrypt(buf, buf,
(unsigned long)lengths[j], &cast_ks,
iv, CAST_ENCRYPT);
d = Time_F(STOP);
print_result(D_CBC_CAST, j, count, d);
}
}
# endif
if (doit[D_EVP]) {
# ifdef EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK
if (multiblock && evp_cipher) {
if (!
(EVP_CIPHER_flags(evp_cipher) &
EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK)) {
fprintf(stderr, "%s is not multi-block capable\n",
OBJ_nid2ln(evp_cipher->nid));
goto end;
}
multiblock_speed(evp_cipher);
mret = 0;
goto end;
}
# endif
for (j = 0; j < SIZE_NUM; j++) {
if (evp_cipher) {
EVP_CIPHER_CTX ctx;
int outl;
names[D_EVP] = OBJ_nid2ln(evp_cipher->nid);
print_message(names[D_EVP], save_count, lengths[j]);
EVP_CIPHER_CTX_init(&ctx);
if (decrypt)
EVP_DecryptInit_ex(&ctx, evp_cipher, NULL, key16, iv);
else
EVP_EncryptInit_ex(&ctx, evp_cipher, NULL, key16, iv);
EVP_CIPHER_CTX_set_padding(&ctx, 0);
Time_F(START);
if (decrypt)
for (count = 0, run = 1;
COND(save_count * 4 * lengths[0] / lengths[j]);
count++)
EVP_DecryptUpdate(&ctx, buf, &outl, buf, lengths[j]);
else
for (count = 0, run = 1;
COND(save_count * 4 * lengths[0] / lengths[j]);
count++)
EVP_EncryptUpdate(&ctx, buf, &outl, buf, lengths[j]);
if (decrypt)
EVP_DecryptFinal_ex(&ctx, buf, &outl);
else
EVP_EncryptFinal_ex(&ctx, buf, &outl);
d = Time_F(STOP);
EVP_CIPHER_CTX_cleanup(&ctx);
}
if (evp_md) {
names[D_EVP] = OBJ_nid2ln(evp_md->type);
print_message(names[D_EVP], save_count, lengths[j]);
Time_F(START);
for (count = 0, run = 1;
COND(save_count * 4 * lengths[0] / lengths[j]); count++)
EVP_Digest(buf, lengths[j], &(md[0]), NULL, evp_md, NULL);
d = Time_F(STOP);
}
print_result(D_EVP, j, count, d);
}
}
# ifndef OPENSSL_SYS_WIN32
# endif
RAND_pseudo_bytes(buf, 36);
# ifndef OPENSSL_NO_RSA
for (j = 0; j < RSA_NUM; j++) {
int ret;
if (!rsa_doit[j])
continue;
ret = RSA_sign(NID_md5_sha1, buf, 36, buf2, &rsa_num, rsa_key[j]);
if (ret == 0) {
BIO_printf(bio_err,
"RSA sign failure. No RSA sign will be done.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
pkey_print_message("private", "rsa",
rsa_c[j][0], rsa_bits[j], RSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(rsa_c[j][0]); count++) {
ret = RSA_sign(NID_md5_sha1, buf, 36, buf2,
&rsa_num, rsa_key[j]);
if (ret == 0) {
BIO_printf(bio_err, "RSA sign failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R1:%ld:%d:%.2f\n"
: "%ld %d bit private RSA's in %.2fs\n",
count, rsa_bits[j], d);
rsa_results[j][0] = d / (double)count;
rsa_count = count;
}
# if 1
ret = RSA_verify(NID_md5_sha1, buf, 36, buf2, rsa_num, rsa_key[j]);
if (ret <= 0) {
BIO_printf(bio_err,
"RSA verify failure. No RSA verify will be done.\n");
ERR_print_errors(bio_err);
rsa_doit[j] = 0;
} else {
pkey_print_message("public", "rsa",
rsa_c[j][1], rsa_bits[j], RSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(rsa_c[j][1]); count++) {
ret = RSA_verify(NID_md5_sha1, buf, 36, buf2,
rsa_num, rsa_key[j]);
if (ret <= 0) {
BIO_printf(bio_err, "RSA verify failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R2:%ld:%d:%.2f\n"
: "%ld %d bit public RSA's in %.2fs\n",
count, rsa_bits[j], d);
rsa_results[j][1] = d / (double)count;
}
# endif
if (rsa_count <= 1) {
for (j++; j < RSA_NUM; j++)
rsa_doit[j] = 0;
}
}
# endif
RAND_pseudo_bytes(buf, 20);
# ifndef OPENSSL_NO_DSA
if (RAND_status() != 1) {
RAND_seed(rnd_seed, sizeof rnd_seed);
rnd_fake = 1;
}
for (j = 0; j < DSA_NUM; j++) {
unsigned int kk;
int ret;
if (!dsa_doit[j])
continue;
ret = DSA_sign(EVP_PKEY_DSA, buf, 20, buf2, &kk, dsa_key[j]);
if (ret == 0) {
BIO_printf(bio_err,
"DSA sign failure. No DSA sign will be done.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
pkey_print_message("sign", "dsa",
dsa_c[j][0], dsa_bits[j], DSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(dsa_c[j][0]); count++) {
ret = DSA_sign(EVP_PKEY_DSA, buf, 20, buf2, &kk, dsa_key[j]);
if (ret == 0) {
BIO_printf(bio_err, "DSA sign failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R3:%ld:%d:%.2f\n"
: "%ld %d bit DSA signs in %.2fs\n",
count, dsa_bits[j], d);
dsa_results[j][0] = d / (double)count;
rsa_count = count;
}
ret = DSA_verify(EVP_PKEY_DSA, buf, 20, buf2, kk, dsa_key[j]);
if (ret <= 0) {
BIO_printf(bio_err,
"DSA verify failure. No DSA verify will be done.\n");
ERR_print_errors(bio_err);
dsa_doit[j] = 0;
} else {
pkey_print_message("verify", "dsa",
dsa_c[j][1], dsa_bits[j], DSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(dsa_c[j][1]); count++) {
ret = DSA_verify(EVP_PKEY_DSA, buf, 20, buf2, kk, dsa_key[j]);
if (ret <= 0) {
BIO_printf(bio_err, "DSA verify failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R4:%ld:%d:%.2f\n"
: "%ld %d bit DSA verify in %.2fs\n",
count, dsa_bits[j], d);
dsa_results[j][1] = d / (double)count;
}
if (rsa_count <= 1) {
for (j++; j < DSA_NUM; j++)
dsa_doit[j] = 0;
}
}
if (rnd_fake)
RAND_cleanup();
# endif
# ifndef OPENSSL_NO_ECDSA
if (RAND_status() != 1) {
RAND_seed(rnd_seed, sizeof rnd_seed);
rnd_fake = 1;
}
for (j = 0; j < EC_NUM; j++) {
int ret;
if (!ecdsa_doit[j])
continue;
ecdsa[j] = EC_KEY_new_by_curve_name(test_curves[j]);
if (ecdsa[j] == NULL) {
BIO_printf(bio_err, "ECDSA failure.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
# if 1
EC_KEY_precompute_mult(ecdsa[j], NULL);
# endif
EC_KEY_generate_key(ecdsa[j]);
ret = ECDSA_sign(0, buf, 20, ecdsasig, &ecdsasiglen, ecdsa[j]);
if (ret == 0) {
BIO_printf(bio_err,
"ECDSA sign failure. No ECDSA sign will be done.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
pkey_print_message("sign", "ecdsa",
ecdsa_c[j][0],
test_curves_bits[j], ECDSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(ecdsa_c[j][0]); count++) {
ret = ECDSA_sign(0, buf, 20,
ecdsasig, &ecdsasiglen, ecdsa[j]);
if (ret == 0) {
BIO_printf(bio_err, "ECDSA sign failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R5:%ld:%d:%.2f\n" :
"%ld %d bit ECDSA signs in %.2fs \n",
count, test_curves_bits[j], d);
ecdsa_results[j][0] = d / (double)count;
rsa_count = count;
}
ret = ECDSA_verify(0, buf, 20, ecdsasig, ecdsasiglen, ecdsa[j]);
if (ret != 1) {
BIO_printf(bio_err,
"ECDSA verify failure. No ECDSA verify will be done.\n");
ERR_print_errors(bio_err);
ecdsa_doit[j] = 0;
} else {
pkey_print_message("verify", "ecdsa",
ecdsa_c[j][1],
test_curves_bits[j], ECDSA_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(ecdsa_c[j][1]); count++) {
ret =
ECDSA_verify(0, buf, 20, ecdsasig, ecdsasiglen,
ecdsa[j]);
if (ret != 1) {
BIO_printf(bio_err, "ECDSA verify failure\n");
ERR_print_errors(bio_err);
count = 1;
break;
}
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R6:%ld:%d:%.2f\n"
: "%ld %d bit ECDSA verify in %.2fs\n",
count, test_curves_bits[j], d);
ecdsa_results[j][1] = d / (double)count;
}
if (rsa_count <= 1) {
for (j++; j < EC_NUM; j++)
ecdsa_doit[j] = 0;
}
}
}
if (rnd_fake)
RAND_cleanup();
# endif
# ifndef OPENSSL_NO_ECDH
if (RAND_status() != 1) {
RAND_seed(rnd_seed, sizeof rnd_seed);
rnd_fake = 1;
}
for (j = 0; j < EC_NUM; j++) {
if (!ecdh_doit[j])
continue;
ecdh_a[j] = EC_KEY_new_by_curve_name(test_curves[j]);
ecdh_b[j] = EC_KEY_new_by_curve_name(test_curves[j]);
if ((ecdh_a[j] == NULL) || (ecdh_b[j] == NULL)) {
BIO_printf(bio_err, "ECDH failure.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
if (!EC_KEY_generate_key(ecdh_a[j]) ||
!EC_KEY_generate_key(ecdh_b[j])) {
BIO_printf(bio_err, "ECDH key generation failure.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
} else {
int field_size, outlen;
void *(*kdf) (const void *in, size_t inlen, void *out,
size_t *xoutlen);
field_size =
EC_GROUP_get_degree(EC_KEY_get0_group(ecdh_a[j]));
if (field_size <= 24 * 8) {
outlen = KDF1_SHA1_len;
kdf = KDF1_SHA1;
} else {
outlen = (field_size + 7) / 8;
kdf = NULL;
}
secret_size_a =
ECDH_compute_key(secret_a, outlen,
EC_KEY_get0_public_key(ecdh_b[j]),
ecdh_a[j], kdf);
secret_size_b =
ECDH_compute_key(secret_b, outlen,
EC_KEY_get0_public_key(ecdh_a[j]),
ecdh_b[j], kdf);
if (secret_size_a != secret_size_b)
ecdh_checks = 0;
else
ecdh_checks = 1;
for (secret_idx = 0; (secret_idx < secret_size_a)
&& (ecdh_checks == 1); secret_idx++) {
if (secret_a[secret_idx] != secret_b[secret_idx])
ecdh_checks = 0;
}
if (ecdh_checks == 0) {
BIO_printf(bio_err, "ECDH computations don't match.\n");
ERR_print_errors(bio_err);
rsa_count = 1;
}
pkey_print_message("", "ecdh",
ecdh_c[j][0],
test_curves_bits[j], ECDH_SECONDS);
Time_F(START);
for (count = 0, run = 1; COND(ecdh_c[j][0]); count++) {
ECDH_compute_key(secret_a, outlen,
EC_KEY_get0_public_key(ecdh_b[j]),
ecdh_a[j], kdf);
}
d = Time_F(STOP);
BIO_printf(bio_err,
mr ? "+R7:%ld:%d:%.2f\n" :
"%ld %d-bit ECDH ops in %.2fs\n", count,
test_curves_bits[j], d);
ecdh_results[j][0] = d / (double)count;
rsa_count = count;
}
}
if (rsa_count <= 1) {
for (j++; j < EC_NUM; j++)
ecdh_doit[j] = 0;
}
}
if (rnd_fake)
RAND_cleanup();
# endif
# ifndef NO_FORK
show_res:
# endif
if (!mr) {
fprintf(stdout, "%s\n", SSLeay_version(SSLEAY_VERSION));
fprintf(stdout, "%s\n", SSLeay_version(SSLEAY_BUILT_ON));
printf("options:");
printf("%s ", BN_options());
# ifndef OPENSSL_NO_MD2
printf("%s ", MD2_options());
# endif
# ifndef OPENSSL_NO_RC4
printf("%s ", RC4_options());
# endif
# ifndef OPENSSL_NO_DES
printf("%s ", DES_options());
# endif
# ifndef OPENSSL_NO_AES
printf("%s ", AES_options());
# endif
# ifndef OPENSSL_NO_IDEA
printf("%s ", idea_options());
# endif
# ifndef OPENSSL_NO_BF
printf("%s ", BF_options());
# endif
fprintf(stdout, "\n%s\n", SSLeay_version(SSLEAY_CFLAGS));
}
if (pr_header) {
if (mr)
fprintf(stdout, "+H");
else {
fprintf(stdout,
"The 'numbers' are in 1000s of bytes per second processed.\n");
fprintf(stdout, "type ");
}
for (j = 0; j < SIZE_NUM; j++)
fprintf(stdout, mr ? ":%d" : "%7d bytes", lengths[j]);
fprintf(stdout, "\n");
}
for (k = 0; k < ALGOR_NUM; k++) {
if (!doit[k])
continue;
if (mr)
fprintf(stdout, "+F:%d:%s", k, names[k]);
else
fprintf(stdout, "%-13s", names[k]);
for (j = 0; j < SIZE_NUM; j++) {
if (results[k][j] > 10000 && !mr)
fprintf(stdout, " %11.2fk", results[k][j] / 1e3);
else
fprintf(stdout, mr ? ":%.2f" : " %11.2f ", results[k][j]);
}
fprintf(stdout, "\n");
}
# ifndef OPENSSL_NO_RSA
j = 1;
for (k = 0; k < RSA_NUM; k++) {
if (!rsa_doit[k])
continue;
if (j && !mr) {
printf("%18ssign verify sign/s verify/s\n", " ");
j = 0;
}
if (mr)
fprintf(stdout, "+F2:%u:%u:%f:%f\n",
k, rsa_bits[k], rsa_results[k][0], rsa_results[k][1]);
else
fprintf(stdout, "rsa %4u bits %8.6fs %8.6fs %8.1f %8.1f\n",
rsa_bits[k], rsa_results[k][0], rsa_results[k][1],
1.0 / rsa_results[k][0], 1.0 / rsa_results[k][1]);
}
# endif
# ifndef OPENSSL_NO_DSA
j = 1;
for (k = 0; k < DSA_NUM; k++) {
if (!dsa_doit[k])
continue;
if (j && !mr) {
printf("%18ssign verify sign/s verify/s\n", " ");
j = 0;
}
if (mr)
fprintf(stdout, "+F3:%u:%u:%f:%f\n",
k, dsa_bits[k], dsa_results[k][0], dsa_results[k][1]);
else
fprintf(stdout, "dsa %4u bits %8.6fs %8.6fs %8.1f %8.1f\n",
dsa_bits[k], dsa_results[k][0], dsa_results[k][1],
1.0 / dsa_results[k][0], 1.0 / dsa_results[k][1]);
}
# endif
# ifndef OPENSSL_NO_ECDSA
j = 1;
for (k = 0; k < EC_NUM; k++) {
if (!ecdsa_doit[k])
continue;
if (j && !mr) {
printf("%30ssign verify sign/s verify/s\n", " ");
j = 0;
}
if (mr)
fprintf(stdout, "+F4:%u:%u:%f:%f\n",
k, test_curves_bits[k],
ecdsa_results[k][0], ecdsa_results[k][1]);
else
fprintf(stdout,
"%4u bit ecdsa (%s) %8.4fs %8.4fs %8.1f %8.1f\n",
test_curves_bits[k],
test_curves_names[k],
ecdsa_results[k][0], ecdsa_results[k][1],
1.0 / ecdsa_results[k][0], 1.0 / ecdsa_results[k][1]);
}
# endif
# ifndef OPENSSL_NO_ECDH
j = 1;
for (k = 0; k < EC_NUM; k++) {
if (!ecdh_doit[k])
continue;
if (j && !mr) {
printf("%30sop op/s\n", " ");
j = 0;
}
if (mr)
fprintf(stdout, "+F5:%u:%u:%f:%f\n",
k, test_curves_bits[k],
ecdh_results[k][0], 1.0 / ecdh_results[k][0]);
else
fprintf(stdout, "%4u bit ecdh (%s) %8.4fs %8.1f\n",
test_curves_bits[k],
test_curves_names[k],
ecdh_results[k][0], 1.0 / ecdh_results[k][0]);
}
# endif
mret = 0;
end:
ERR_print_errors(bio_err);
if (buf_malloc != NULL)
OPENSSL_free(buf_malloc);
if (buf2_malloc != NULL)
OPENSSL_free(buf2_malloc);
# ifndef OPENSSL_NO_RSA
for (i = 0; i < RSA_NUM; i++)
if (rsa_key[i] != NULL)
RSA_free(rsa_key[i]);
# endif
# ifndef OPENSSL_NO_DSA
for (i = 0; i < DSA_NUM; i++)
if (dsa_key[i] != NULL)
DSA_free(dsa_key[i]);
# endif
# ifndef OPENSSL_NO_ECDSA
for (i = 0; i < EC_NUM; i++)
if (ecdsa[i] != NULL)
EC_KEY_free(ecdsa[i]);
# endif
# ifndef OPENSSL_NO_ECDH
for (i = 0; i < EC_NUM; i++) {
if (ecdh_a[i] != NULL)
EC_KEY_free(ecdh_a[i]);
if (ecdh_b[i] != NULL)
EC_KEY_free(ecdh_b[i]);
}
# endif
apps_shutdown();
OPENSSL_EXIT(mret);
} | ['int MAIN(int argc, char **argv)\n{\n unsigned char *buf_malloc = NULL, *buf2_malloc = NULL;\n unsigned char *buf = NULL, *buf2 = NULL;\n int mret = 1;\n long count = 0, save_count = 0;\n int i, j, k;\n# if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA)\n long rsa_count;\n# endif\n# ifndef OPENSSL_NO_RSA\n unsigned rsa_num;\n# endif\n unsigned char md[EVP_MAX_MD_SIZE];\n# ifndef OPENSSL_NO_MD2\n unsigned char md2[MD2_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_MDC2\n unsigned char mdc2[MDC2_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_MD4\n unsigned char md4[MD4_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_MD5\n unsigned char md5[MD5_DIGEST_LENGTH];\n unsigned char hmac[MD5_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_SHA\n unsigned char sha[SHA_DIGEST_LENGTH];\n# ifndef OPENSSL_NO_SHA256\n unsigned char sha256[SHA256_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_SHA512\n unsigned char sha512[SHA512_DIGEST_LENGTH];\n# endif\n# endif\n# ifndef OPENSSL_NO_WHIRLPOOL\n unsigned char whirlpool[WHIRLPOOL_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_RMD160\n unsigned char rmd160[RIPEMD160_DIGEST_LENGTH];\n# endif\n# ifndef OPENSSL_NO_RC4\n RC4_KEY rc4_ks;\n# endif\n# ifndef OPENSSL_NO_RC5\n RC5_32_KEY rc5_ks;\n# endif\n# ifndef OPENSSL_NO_RC2\n RC2_KEY rc2_ks;\n# endif\n# ifndef OPENSSL_NO_IDEA\n IDEA_KEY_SCHEDULE idea_ks;\n# endif\n# ifndef OPENSSL_NO_SEED\n SEED_KEY_SCHEDULE seed_ks;\n# endif\n# ifndef OPENSSL_NO_BF\n BF_KEY bf_ks;\n# endif\n# ifndef OPENSSL_NO_CAST\n CAST_KEY cast_ks;\n# endif\n static const unsigned char key16[16] = {\n 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,\n 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12\n };\n# ifndef OPENSSL_NO_AES\n static const unsigned char key24[24] = {\n 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,\n 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,\n 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34\n };\n static const unsigned char key32[32] = {\n 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,\n 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,\n 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34,\n 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56\n };\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n static const unsigned char ckey24[24] = {\n 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,\n 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,\n 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34\n };\n static const unsigned char ckey32[32] = {\n 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0,\n 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12,\n 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34,\n 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56\n };\n# endif\n# ifndef OPENSSL_NO_AES\n# define MAX_BLOCK_SIZE 128\n# else\n# define MAX_BLOCK_SIZE 64\n# endif\n unsigned char DES_iv[8];\n unsigned char iv[2 * MAX_BLOCK_SIZE / 8];\n# ifndef OPENSSL_NO_DES\n static DES_cblock key =\n { 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 };\n static DES_cblock key2 =\n { 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12 };\n static DES_cblock key3 =\n { 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34 };\n DES_key_schedule sch;\n DES_key_schedule sch2;\n DES_key_schedule sch3;\n# endif\n# ifndef OPENSSL_NO_AES\n AES_KEY aes_ks1, aes_ks2, aes_ks3;\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n CAMELLIA_KEY camellia_ks1, camellia_ks2, camellia_ks3;\n# endif\n# define D_MD2 0\n# define D_MDC2 1\n# define D_MD4 2\n# define D_MD5 3\n# define D_HMAC 4\n# define D_SHA1 5\n# define D_RMD160 6\n# define D_RC4 7\n# define D_CBC_DES 8\n# define D_EDE3_DES 9\n# define D_CBC_IDEA 10\n# define D_CBC_SEED 11\n# define D_CBC_RC2 12\n# define D_CBC_RC5 13\n# define D_CBC_BF 14\n# define D_CBC_CAST 15\n# define D_CBC_128_AES 16\n# define D_CBC_192_AES 17\n# define D_CBC_256_AES 18\n# define D_CBC_128_CML 19\n# define D_CBC_192_CML 20\n# define D_CBC_256_CML 21\n# define D_EVP 22\n# define D_SHA256 23\n# define D_SHA512 24\n# define D_WHIRLPOOL 25\n# define D_IGE_128_AES 26\n# define D_IGE_192_AES 27\n# define D_IGE_256_AES 28\n# define D_GHASH 29\n double d = 0.0;\n long c[ALGOR_NUM][SIZE_NUM];\n# ifndef OPENSSL_SYS_WIN32\n# endif\n# define R_DSA_512 0\n# define R_DSA_1024 1\n# define R_DSA_2048 2\n# define R_RSA_512 0\n# define R_RSA_1024 1\n# define R_RSA_2048 2\n# define R_RSA_3072 3\n# define R_RSA_4096 4\n# define R_RSA_7680 5\n# define R_RSA_15360 6\n# define R_EC_P160 0\n# define R_EC_P192 1\n# define R_EC_P224 2\n# define R_EC_P256 3\n# define R_EC_P384 4\n# define R_EC_P521 5\n# define R_EC_K163 6\n# define R_EC_K233 7\n# define R_EC_K283 8\n# define R_EC_K409 9\n# define R_EC_K571 10\n# define R_EC_B163 11\n# define R_EC_B233 12\n# define R_EC_B283 13\n# define R_EC_B409 14\n# define R_EC_B571 15\n# ifndef OPENSSL_NO_RSA\n RSA *rsa_key[RSA_NUM];\n long rsa_c[RSA_NUM][2];\n static unsigned int rsa_bits[RSA_NUM] = {\n 512, 1024, 2048, 3072, 4096, 7680, 15360\n };\n static unsigned char *rsa_data[RSA_NUM] = {\n test512, test1024, test2048, test3072, test4096, test7680, test15360\n };\n static int rsa_data_length[RSA_NUM] = {\n sizeof(test512), sizeof(test1024),\n sizeof(test2048), sizeof(test3072),\n sizeof(test4096), sizeof(test7680),\n sizeof(test15360)\n };\n# endif\n# ifndef OPENSSL_NO_DSA\n DSA *dsa_key[DSA_NUM];\n long dsa_c[DSA_NUM][2];\n static unsigned int dsa_bits[DSA_NUM] = { 512, 1024, 2048 };\n# endif\n# ifndef OPENSSL_NO_EC\n static unsigned int test_curves[EC_NUM] = {\n NID_secp160r1,\n NID_X9_62_prime192v1,\n NID_secp224r1,\n NID_X9_62_prime256v1,\n NID_secp384r1,\n NID_secp521r1,\n NID_sect163k1,\n NID_sect233k1,\n NID_sect283k1,\n NID_sect409k1,\n NID_sect571k1,\n NID_sect163r2,\n NID_sect233r1,\n NID_sect283r1,\n NID_sect409r1,\n NID_sect571r1\n };\n static const char *test_curves_names[EC_NUM] = {\n "secp160r1",\n "nistp192",\n "nistp224",\n "nistp256",\n "nistp384",\n "nistp521",\n "nistk163",\n "nistk233",\n "nistk283",\n "nistk409",\n "nistk571",\n "nistb163",\n "nistb233",\n "nistb283",\n "nistb409",\n "nistb571"\n };\n static int test_curves_bits[EC_NUM] = {\n 160, 192, 224, 256, 384, 521,\n 163, 233, 283, 409, 571,\n 163, 233, 283, 409, 571\n };\n# endif\n# ifndef OPENSSL_NO_ECDSA\n unsigned char ecdsasig[256];\n unsigned int ecdsasiglen;\n EC_KEY *ecdsa[EC_NUM];\n long ecdsa_c[EC_NUM][2];\n# endif\n# ifndef OPENSSL_NO_ECDH\n EC_KEY *ecdh_a[EC_NUM], *ecdh_b[EC_NUM];\n unsigned char secret_a[MAX_ECDH_SIZE], secret_b[MAX_ECDH_SIZE];\n int secret_size_a, secret_size_b;\n int ecdh_checks = 0;\n int secret_idx = 0;\n long ecdh_c[EC_NUM][2];\n# endif\n int rsa_doit[RSA_NUM];\n int dsa_doit[DSA_NUM];\n# ifndef OPENSSL_NO_ECDSA\n int ecdsa_doit[EC_NUM];\n# endif\n# ifndef OPENSSL_NO_ECDH\n int ecdh_doit[EC_NUM];\n# endif\n int doit[ALGOR_NUM];\n int pr_header = 0;\n const EVP_CIPHER *evp_cipher = NULL;\n const EVP_MD *evp_md = NULL;\n int decrypt = 0;\n# ifndef NO_FORK\n int multi = 0;\n# endif\n int multiblock = 0;\n int misalign = MAX_MISALIGNMENT + 1;\n# ifndef TIMES\n usertime = -1;\n# endif\n apps_startup();\n memset(results, 0, sizeof(results));\n# ifndef OPENSSL_NO_DSA\n memset(dsa_key, 0, sizeof(dsa_key));\n# endif\n# ifndef OPENSSL_NO_ECDSA\n for (i = 0; i < EC_NUM; i++)\n ecdsa[i] = NULL;\n# endif\n# ifndef OPENSSL_NO_ECDH\n for (i = 0; i < EC_NUM; i++) {\n ecdh_a[i] = NULL;\n ecdh_b[i] = NULL;\n }\n# endif\n if (bio_err == NULL)\n if ((bio_err = BIO_new(BIO_s_file())) != NULL)\n BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);\n if (!load_config(bio_err, NULL))\n goto end;\n# ifndef OPENSSL_NO_RSA\n memset(rsa_key, 0, sizeof(rsa_key));\n for (i = 0; i < RSA_NUM; i++)\n rsa_key[i] = NULL;\n# endif\n if ((buf_malloc =\n (unsigned char *)OPENSSL_malloc(BUFSIZE + misalign)) == NULL) {\n BIO_printf(bio_err, "out of memory\\n");\n goto end;\n }\n if ((buf2_malloc =\n (unsigned char *)OPENSSL_malloc(BUFSIZE + misalign)) == NULL) {\n BIO_printf(bio_err, "out of memory\\n");\n goto end;\n }\n misalign = 0;\n buf = buf_malloc;\n buf2 = buf2_malloc;\n memset(c, 0, sizeof(c));\n memset(DES_iv, 0, sizeof(DES_iv));\n memset(iv, 0, sizeof(iv));\n for (i = 0; i < ALGOR_NUM; i++)\n doit[i] = 0;\n for (i = 0; i < RSA_NUM; i++)\n rsa_doit[i] = 0;\n for (i = 0; i < DSA_NUM; i++)\n dsa_doit[i] = 0;\n# ifndef OPENSSL_NO_ECDSA\n for (i = 0; i < EC_NUM; i++)\n ecdsa_doit[i] = 0;\n# endif\n# ifndef OPENSSL_NO_ECDH\n for (i = 0; i < EC_NUM; i++)\n ecdh_doit[i] = 0;\n# endif\n j = 0;\n argc--;\n argv++;\n while (argc) {\n if ((argc > 0) && (strcmp(*argv, "-elapsed") == 0)) {\n usertime = 0;\n j--;\n } else if ((argc > 0) && (strcmp(*argv, "-evp") == 0)) {\n argc--;\n argv++;\n if (argc == 0) {\n BIO_printf(bio_err, "no EVP given\\n");\n goto end;\n }\n evp_cipher = EVP_get_cipherbyname(*argv);\n if (!evp_cipher) {\n evp_md = EVP_get_digestbyname(*argv);\n }\n if (!evp_cipher && !evp_md) {\n BIO_printf(bio_err, "%s is an unknown cipher or digest\\n",\n *argv);\n goto end;\n }\n doit[D_EVP] = 1;\n } else if (argc > 0 && !strcmp(*argv, "-decrypt")) {\n decrypt = 1;\n j--;\n }\n# ifndef OPENSSL_NO_ENGINE\n else if ((argc > 0) && (strcmp(*argv, "-engine") == 0)) {\n argc--;\n argv++;\n if (argc == 0) {\n BIO_printf(bio_err, "no engine given\\n");\n goto end;\n }\n setup_engine(bio_err, *argv, 0);\n j--;\n }\n# endif\n# ifndef NO_FORK\n else if ((argc > 0) && (strcmp(*argv, "-multi") == 0)) {\n argc--;\n argv++;\n if (argc == 0) {\n BIO_printf(bio_err, "no multi count given\\n");\n goto end;\n }\n multi = atoi(argv[0]);\n if (multi <= 0) {\n BIO_printf(bio_err, "bad multi count\\n");\n goto end;\n }\n j--;\n }\n# endif\n else if (argc > 0 && !strcmp(*argv, "-mr")) {\n mr = 1;\n j--;\n } else if (argc > 0 && !strcmp(*argv, "-mb")) {\n multiblock = 1;\n j--;\n } else if (argc > 0 && !strcmp(*argv, "-misalign")) {\n argc--;\n argv++;\n if (argc == 0) {\n BIO_printf(bio_err, "no misalignment given\\n");\n goto end;\n }\n misalign = atoi(argv[0]);\n if (misalign < 0 || misalign > MAX_MISALIGNMENT) {\n BIO_printf(bio_err,\n "misalignment is outsize permitted range 0-%d\\n",\n MAX_MISALIGNMENT);\n goto end;\n }\n buf = buf_malloc + misalign;\n buf2 = buf2_malloc + misalign;\n j--;\n } else\n# ifndef OPENSSL_NO_MD2\n if (strcmp(*argv, "md2") == 0)\n doit[D_MD2] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_MDC2\n if (strcmp(*argv, "mdc2") == 0)\n doit[D_MDC2] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_MD4\n if (strcmp(*argv, "md4") == 0)\n doit[D_MD4] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_MD5\n if (strcmp(*argv, "md5") == 0)\n doit[D_MD5] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_MD5\n if (strcmp(*argv, "hmac") == 0)\n doit[D_HMAC] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_SHA\n if (strcmp(*argv, "sha1") == 0)\n doit[D_SHA1] = 1;\n else if (strcmp(*argv, "sha") == 0)\n doit[D_SHA1] = 1, doit[D_SHA256] = 1, doit[D_SHA512] = 1;\n else\n# ifndef OPENSSL_NO_SHA256\n if (strcmp(*argv, "sha256") == 0)\n doit[D_SHA256] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_SHA512\n if (strcmp(*argv, "sha512") == 0)\n doit[D_SHA512] = 1;\n else\n# endif\n# endif\n# ifndef OPENSSL_NO_WHIRLPOOL\n if (strcmp(*argv, "whirlpool") == 0)\n doit[D_WHIRLPOOL] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_RMD160\n if (strcmp(*argv, "ripemd") == 0)\n doit[D_RMD160] = 1;\n else if (strcmp(*argv, "rmd160") == 0)\n doit[D_RMD160] = 1;\n else if (strcmp(*argv, "ripemd160") == 0)\n doit[D_RMD160] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_RC4\n if (strcmp(*argv, "rc4") == 0)\n doit[D_RC4] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_DES\n if (strcmp(*argv, "des-cbc") == 0)\n doit[D_CBC_DES] = 1;\n else if (strcmp(*argv, "des-ede3") == 0)\n doit[D_EDE3_DES] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_AES\n if (strcmp(*argv, "aes-128-cbc") == 0)\n doit[D_CBC_128_AES] = 1;\n else if (strcmp(*argv, "aes-192-cbc") == 0)\n doit[D_CBC_192_AES] = 1;\n else if (strcmp(*argv, "aes-256-cbc") == 0)\n doit[D_CBC_256_AES] = 1;\n else if (strcmp(*argv, "aes-128-ige") == 0)\n doit[D_IGE_128_AES] = 1;\n else if (strcmp(*argv, "aes-192-ige") == 0)\n doit[D_IGE_192_AES] = 1;\n else if (strcmp(*argv, "aes-256-ige") == 0)\n doit[D_IGE_256_AES] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n if (strcmp(*argv, "camellia-128-cbc") == 0)\n doit[D_CBC_128_CML] = 1;\n else if (strcmp(*argv, "camellia-192-cbc") == 0)\n doit[D_CBC_192_CML] = 1;\n else if (strcmp(*argv, "camellia-256-cbc") == 0)\n doit[D_CBC_256_CML] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_RSA\n# if 0\n if (strcmp(*argv, "rsaref") == 0) {\n RSA_set_default_openssl_method(RSA_PKCS1_RSAref());\n j--;\n } else\n# endif\n# ifndef RSA_NULL\n if (strcmp(*argv, "openssl") == 0) {\n RSA_set_default_method(RSA_PKCS1_SSLeay());\n j--;\n } else\n# endif\n# endif\n if (strcmp(*argv, "dsa512") == 0)\n dsa_doit[R_DSA_512] = 2;\n else if (strcmp(*argv, "dsa1024") == 0)\n dsa_doit[R_DSA_1024] = 2;\n else if (strcmp(*argv, "dsa2048") == 0)\n dsa_doit[R_DSA_2048] = 2;\n else if (strcmp(*argv, "rsa512") == 0)\n rsa_doit[R_RSA_512] = 2;\n else if (strcmp(*argv, "rsa1024") == 0)\n rsa_doit[R_RSA_1024] = 2;\n else if (strcmp(*argv, "rsa2048") == 0)\n rsa_doit[R_RSA_2048] = 2;\n else if (strcmp(*argv, "rsa3072") == 0)\n rsa_doit[R_RSA_3072] = 2;\n else if (strcmp(*argv, "rsa4096") == 0)\n rsa_doit[R_RSA_4096] = 2;\n else if (strcmp(*argv, "rsa7680") == 0)\n rsa_doit[R_RSA_7680] = 2;\n else if (strcmp(*argv, "rsa15360") == 0)\n rsa_doit[R_RSA_15360] = 2;\n else\n# ifndef OPENSSL_NO_RC2\n if (strcmp(*argv, "rc2-cbc") == 0)\n doit[D_CBC_RC2] = 1;\n else if (strcmp(*argv, "rc2") == 0)\n doit[D_CBC_RC2] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_RC5\n if (strcmp(*argv, "rc5-cbc") == 0)\n doit[D_CBC_RC5] = 1;\n else if (strcmp(*argv, "rc5") == 0)\n doit[D_CBC_RC5] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_IDEA\n if (strcmp(*argv, "idea-cbc") == 0)\n doit[D_CBC_IDEA] = 1;\n else if (strcmp(*argv, "idea") == 0)\n doit[D_CBC_IDEA] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_SEED\n if (strcmp(*argv, "seed-cbc") == 0)\n doit[D_CBC_SEED] = 1;\n else if (strcmp(*argv, "seed") == 0)\n doit[D_CBC_SEED] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_BF\n if (strcmp(*argv, "bf-cbc") == 0)\n doit[D_CBC_BF] = 1;\n else if (strcmp(*argv, "blowfish") == 0)\n doit[D_CBC_BF] = 1;\n else if (strcmp(*argv, "bf") == 0)\n doit[D_CBC_BF] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_CAST\n if (strcmp(*argv, "cast-cbc") == 0)\n doit[D_CBC_CAST] = 1;\n else if (strcmp(*argv, "cast") == 0)\n doit[D_CBC_CAST] = 1;\n else if (strcmp(*argv, "cast5") == 0)\n doit[D_CBC_CAST] = 1;\n else\n# endif\n# ifndef OPENSSL_NO_DES\n if (strcmp(*argv, "des") == 0) {\n doit[D_CBC_DES] = 1;\n doit[D_EDE3_DES] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_AES\n if (strcmp(*argv, "aes") == 0) {\n doit[D_CBC_128_AES] = 1;\n doit[D_CBC_192_AES] = 1;\n doit[D_CBC_256_AES] = 1;\n } else if (strcmp(*argv, "ghash") == 0) {\n doit[D_GHASH] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n if (strcmp(*argv, "camellia") == 0) {\n doit[D_CBC_128_CML] = 1;\n doit[D_CBC_192_CML] = 1;\n doit[D_CBC_256_CML] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_RSA\n if (strcmp(*argv, "rsa") == 0) {\n rsa_doit[R_RSA_512] = 1;\n rsa_doit[R_RSA_1024] = 1;\n rsa_doit[R_RSA_2048] = 1;\n rsa_doit[R_RSA_3072] = 1;\n rsa_doit[R_RSA_4096] = 1;\n rsa_doit[R_RSA_7680] = 1;\n rsa_doit[R_RSA_15360] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_DSA\n if (strcmp(*argv, "dsa") == 0) {\n dsa_doit[R_DSA_512] = 1;\n dsa_doit[R_DSA_1024] = 1;\n dsa_doit[R_DSA_2048] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_ECDSA\n if (strcmp(*argv, "ecdsap160") == 0)\n ecdsa_doit[R_EC_P160] = 2;\n else if (strcmp(*argv, "ecdsap192") == 0)\n ecdsa_doit[R_EC_P192] = 2;\n else if (strcmp(*argv, "ecdsap224") == 0)\n ecdsa_doit[R_EC_P224] = 2;\n else if (strcmp(*argv, "ecdsap256") == 0)\n ecdsa_doit[R_EC_P256] = 2;\n else if (strcmp(*argv, "ecdsap384") == 0)\n ecdsa_doit[R_EC_P384] = 2;\n else if (strcmp(*argv, "ecdsap521") == 0)\n ecdsa_doit[R_EC_P521] = 2;\n else if (strcmp(*argv, "ecdsak163") == 0)\n ecdsa_doit[R_EC_K163] = 2;\n else if (strcmp(*argv, "ecdsak233") == 0)\n ecdsa_doit[R_EC_K233] = 2;\n else if (strcmp(*argv, "ecdsak283") == 0)\n ecdsa_doit[R_EC_K283] = 2;\n else if (strcmp(*argv, "ecdsak409") == 0)\n ecdsa_doit[R_EC_K409] = 2;\n else if (strcmp(*argv, "ecdsak571") == 0)\n ecdsa_doit[R_EC_K571] = 2;\n else if (strcmp(*argv, "ecdsab163") == 0)\n ecdsa_doit[R_EC_B163] = 2;\n else if (strcmp(*argv, "ecdsab233") == 0)\n ecdsa_doit[R_EC_B233] = 2;\n else if (strcmp(*argv, "ecdsab283") == 0)\n ecdsa_doit[R_EC_B283] = 2;\n else if (strcmp(*argv, "ecdsab409") == 0)\n ecdsa_doit[R_EC_B409] = 2;\n else if (strcmp(*argv, "ecdsab571") == 0)\n ecdsa_doit[R_EC_B571] = 2;\n else if (strcmp(*argv, "ecdsa") == 0) {\n for (i = 0; i < EC_NUM; i++)\n ecdsa_doit[i] = 1;\n } else\n# endif\n# ifndef OPENSSL_NO_ECDH\n if (strcmp(*argv, "ecdhp160") == 0)\n ecdh_doit[R_EC_P160] = 2;\n else if (strcmp(*argv, "ecdhp192") == 0)\n ecdh_doit[R_EC_P192] = 2;\n else if (strcmp(*argv, "ecdhp224") == 0)\n ecdh_doit[R_EC_P224] = 2;\n else if (strcmp(*argv, "ecdhp256") == 0)\n ecdh_doit[R_EC_P256] = 2;\n else if (strcmp(*argv, "ecdhp384") == 0)\n ecdh_doit[R_EC_P384] = 2;\n else if (strcmp(*argv, "ecdhp521") == 0)\n ecdh_doit[R_EC_P521] = 2;\n else if (strcmp(*argv, "ecdhk163") == 0)\n ecdh_doit[R_EC_K163] = 2;\n else if (strcmp(*argv, "ecdhk233") == 0)\n ecdh_doit[R_EC_K233] = 2;\n else if (strcmp(*argv, "ecdhk283") == 0)\n ecdh_doit[R_EC_K283] = 2;\n else if (strcmp(*argv, "ecdhk409") == 0)\n ecdh_doit[R_EC_K409] = 2;\n else if (strcmp(*argv, "ecdhk571") == 0)\n ecdh_doit[R_EC_K571] = 2;\n else if (strcmp(*argv, "ecdhb163") == 0)\n ecdh_doit[R_EC_B163] = 2;\n else if (strcmp(*argv, "ecdhb233") == 0)\n ecdh_doit[R_EC_B233] = 2;\n else if (strcmp(*argv, "ecdhb283") == 0)\n ecdh_doit[R_EC_B283] = 2;\n else if (strcmp(*argv, "ecdhb409") == 0)\n ecdh_doit[R_EC_B409] = 2;\n else if (strcmp(*argv, "ecdhb571") == 0)\n ecdh_doit[R_EC_B571] = 2;\n else if (strcmp(*argv, "ecdh") == 0) {\n for (i = 0; i < EC_NUM; i++)\n ecdh_doit[i] = 1;\n } else\n# endif\n {\n BIO_printf(bio_err, "Error: bad option or value\\n");\n BIO_printf(bio_err, "\\n");\n BIO_printf(bio_err, "Available values:\\n");\n# ifndef OPENSSL_NO_MD2\n BIO_printf(bio_err, "md2 ");\n# endif\n# ifndef OPENSSL_NO_MDC2\n BIO_printf(bio_err, "mdc2 ");\n# endif\n# ifndef OPENSSL_NO_MD4\n BIO_printf(bio_err, "md4 ");\n# endif\n# ifndef OPENSSL_NO_MD5\n BIO_printf(bio_err, "md5 ");\n# ifndef OPENSSL_NO_HMAC\n BIO_printf(bio_err, "hmac ");\n# endif\n# endif\n# ifndef OPENSSL_NO_SHA1\n BIO_printf(bio_err, "sha1 ");\n# endif\n# ifndef OPENSSL_NO_SHA256\n BIO_printf(bio_err, "sha256 ");\n# endif\n# ifndef OPENSSL_NO_SHA512\n BIO_printf(bio_err, "sha512 ");\n# endif\n# ifndef OPENSSL_NO_WHIRLPOOL\n BIO_printf(bio_err, "whirlpool");\n# endif\n# ifndef OPENSSL_NO_RMD160\n BIO_printf(bio_err, "rmd160");\n# endif\n# if !defined(OPENSSL_NO_MD2) || !defined(OPENSSL_NO_MDC2) || \\\n !defined(OPENSSL_NO_MD4) || !defined(OPENSSL_NO_MD5) || \\\n !defined(OPENSSL_NO_SHA1) || !defined(OPENSSL_NO_RMD160) || \\\n !defined(OPENSSL_NO_WHIRLPOOL)\n BIO_printf(bio_err, "\\n");\n# endif\n# ifndef OPENSSL_NO_IDEA\n BIO_printf(bio_err, "idea-cbc ");\n# endif\n# ifndef OPENSSL_NO_SEED\n BIO_printf(bio_err, "seed-cbc ");\n# endif\n# ifndef OPENSSL_NO_RC2\n BIO_printf(bio_err, "rc2-cbc ");\n# endif\n# ifndef OPENSSL_NO_RC5\n BIO_printf(bio_err, "rc5-cbc ");\n# endif\n# ifndef OPENSSL_NO_BF\n BIO_printf(bio_err, "bf-cbc");\n# endif\n# if !defined(OPENSSL_NO_IDEA) || !defined(OPENSSL_NO_SEED) || !defined(OPENSSL_NO_RC2) || \\\n !defined(OPENSSL_NO_BF) || !defined(OPENSSL_NO_RC5)\n BIO_printf(bio_err, "\\n");\n# endif\n# ifndef OPENSSL_NO_DES\n BIO_printf(bio_err, "des-cbc des-ede3 ");\n# endif\n# ifndef OPENSSL_NO_AES\n BIO_printf(bio_err, "aes-128-cbc aes-192-cbc aes-256-cbc ");\n BIO_printf(bio_err, "aes-128-ige aes-192-ige aes-256-ige ");\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n BIO_printf(bio_err, "\\n");\n BIO_printf(bio_err,\n "camellia-128-cbc camellia-192-cbc camellia-256-cbc ");\n# endif\n# ifndef OPENSSL_NO_RC4\n BIO_printf(bio_err, "rc4");\n# endif\n BIO_printf(bio_err, "\\n");\n# ifndef OPENSSL_NO_RSA\n BIO_printf(bio_err,\n "rsa512 rsa1024 rsa2048 rsa3072 rsa4096\\n");\n BIO_printf(bio_err, "rsa7680 rsa15360\\n");\n# endif\n# ifndef OPENSSL_NO_DSA\n BIO_printf(bio_err, "dsa512 dsa1024 dsa2048\\n");\n# endif\n# ifndef OPENSSL_NO_ECDSA\n BIO_printf(bio_err, "ecdsap160 ecdsap192 ecdsap224 "\n "ecdsap256 ecdsap384 ecdsap521\\n");\n BIO_printf(bio_err,\n "ecdsak163 ecdsak233 ecdsak283 ecdsak409 ecdsak571\\n");\n BIO_printf(bio_err,\n "ecdsab163 ecdsab233 ecdsab283 ecdsab409 ecdsab571\\n");\n BIO_printf(bio_err, "ecdsa\\n");\n# endif\n# ifndef OPENSSL_NO_ECDH\n BIO_printf(bio_err, "ecdhp160 ecdhp192 ecdhp224 "\n "ecdhp256 ecdhp384 ecdhp521\\n");\n BIO_printf(bio_err,\n "ecdhk163 ecdhk233 ecdhk283 ecdhk409 ecdhk571\\n");\n BIO_printf(bio_err,\n "ecdhb163 ecdhb233 ecdhb283 ecdhb409 ecdhb571\\n");\n BIO_printf(bio_err, "ecdh\\n");\n# endif\n# ifndef OPENSSL_NO_IDEA\n BIO_printf(bio_err, "idea ");\n# endif\n# ifndef OPENSSL_NO_SEED\n BIO_printf(bio_err, "seed ");\n# endif\n# ifndef OPENSSL_NO_RC2\n BIO_printf(bio_err, "rc2 ");\n# endif\n# ifndef OPENSSL_NO_DES\n BIO_printf(bio_err, "des ");\n# endif\n# ifndef OPENSSL_NO_AES\n BIO_printf(bio_err, "aes ");\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n BIO_printf(bio_err, "camellia ");\n# endif\n# ifndef OPENSSL_NO_RSA\n BIO_printf(bio_err, "rsa ");\n# endif\n# ifndef OPENSSL_NO_BF\n BIO_printf(bio_err, "blowfish");\n# endif\n# if !defined(OPENSSL_NO_IDEA) || !defined(OPENSSL_NO_SEED) || \\\n !defined(OPENSSL_NO_RC2) || !defined(OPENSSL_NO_DES) || \\\n !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_BF) || \\\n !defined(OPENSSL_NO_AES) || !defined(OPENSSL_NO_CAMELLIA)\n BIO_printf(bio_err, "\\n");\n# endif\n BIO_printf(bio_err, "\\n");\n BIO_printf(bio_err, "Available options:\\n");\n# if defined(TIMES) || defined(USE_TOD)\n BIO_printf(bio_err, "-elapsed "\n "measure time in real time instead of CPU user time.\\n");\n# endif\n# ifndef OPENSSL_NO_ENGINE\n BIO_printf(bio_err,\n "-engine e "\n "use engine e, possibly a hardware device.\\n");\n# endif\n BIO_printf(bio_err, "-evp e " "use EVP e.\\n");\n BIO_printf(bio_err,\n "-decrypt "\n "time decryption instead of encryption (only EVP).\\n");\n BIO_printf(bio_err,\n "-mr "\n "produce machine readable output.\\n");\n BIO_printf(bio_err,\n "-mb "\n "perform multi-block benchmark (for specific ciphers)\\n");\n BIO_printf(bio_err,\n "-misalign n "\n "perform benchmark with misaligned data\\n");\n# ifndef NO_FORK\n BIO_printf(bio_err,\n "-multi n " "run n benchmarks in parallel.\\n");\n# endif\n goto end;\n }\n argc--;\n argv++;\n j++;\n }\n# ifndef NO_FORK\n if (multi && do_multi(multi))\n goto show_res;\n# endif\n if (j == 0) {\n for (i = 0; i < ALGOR_NUM; i++) {\n if (i != D_EVP)\n doit[i] = 1;\n }\n for (i = 0; i < RSA_NUM; i++)\n rsa_doit[i] = 1;\n for (i = 0; i < DSA_NUM; i++)\n dsa_doit[i] = 1;\n# ifndef OPENSSL_NO_ECDSA\n for (i = 0; i < EC_NUM; i++)\n ecdsa_doit[i] = 1;\n# endif\n# ifndef OPENSSL_NO_ECDH\n for (i = 0; i < EC_NUM; i++)\n ecdh_doit[i] = 1;\n# endif\n }\n for (i = 0; i < ALGOR_NUM; i++)\n if (doit[i])\n pr_header++;\n if (usertime == 0 && !mr)\n BIO_printf(bio_err,\n "You have chosen to measure elapsed time "\n "instead of user CPU time.\\n");\n# ifndef OPENSSL_NO_RSA\n for (i = 0; i < RSA_NUM; i++) {\n const unsigned char *p;\n p = rsa_data[i];\n rsa_key[i] = d2i_RSAPrivateKey(NULL, &p, rsa_data_length[i]);\n if (rsa_key[i] == NULL) {\n BIO_printf(bio_err, "internal error loading RSA key number %d\\n",\n i);\n goto end;\n }\n# if 0\n else {\n BIO_printf(bio_err,\n mr ? "+RK:%d:"\n : "Loaded RSA key, %d bit modulus and e= 0x",\n BN_num_bits(rsa_key[i]->n));\n BN_print(bio_err, rsa_key[i]->e);\n BIO_printf(bio_err, "\\n");\n }\n# endif\n }\n# endif\n# ifndef OPENSSL_NO_DSA\n dsa_key[0] = get_dsa512();\n dsa_key[1] = get_dsa1024();\n dsa_key[2] = get_dsa2048();\n# endif\n# ifndef OPENSSL_NO_DES\n DES_set_key_unchecked(&key, &sch);\n DES_set_key_unchecked(&key2, &sch2);\n DES_set_key_unchecked(&key3, &sch3);\n# endif\n# ifndef OPENSSL_NO_AES\n AES_set_encrypt_key(key16, 128, &aes_ks1);\n AES_set_encrypt_key(key24, 192, &aes_ks2);\n AES_set_encrypt_key(key32, 256, &aes_ks3);\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n Camellia_set_key(key16, 128, &camellia_ks1);\n Camellia_set_key(ckey24, 192, &camellia_ks2);\n Camellia_set_key(ckey32, 256, &camellia_ks3);\n# endif\n# ifndef OPENSSL_NO_IDEA\n idea_set_encrypt_key(key16, &idea_ks);\n# endif\n# ifndef OPENSSL_NO_SEED\n SEED_set_key(key16, &seed_ks);\n# endif\n# ifndef OPENSSL_NO_RC4\n RC4_set_key(&rc4_ks, 16, key16);\n# endif\n# ifndef OPENSSL_NO_RC2\n RC2_set_key(&rc2_ks, 16, key16, 128);\n# endif\n# ifndef OPENSSL_NO_RC5\n RC5_32_set_key(&rc5_ks, 16, key16, 12);\n# endif\n# ifndef OPENSSL_NO_BF\n BF_set_key(&bf_ks, 16, key16);\n# endif\n# ifndef OPENSSL_NO_CAST\n CAST_set_key(&cast_ks, 16, key16);\n# endif\n# ifndef OPENSSL_NO_RSA\n memset(rsa_c, 0, sizeof(rsa_c));\n# endif\n# ifndef SIGALRM\n# ifndef OPENSSL_NO_DES\n BIO_printf(bio_err, "First we calculate the approximate speed ...\\n");\n count = 10;\n do {\n long it;\n count *= 2;\n Time_F(START);\n for (it = count; it; it--)\n DES_ecb_encrypt((DES_cblock *)buf,\n (DES_cblock *)buf, &sch, DES_ENCRYPT);\n d = Time_F(STOP);\n } while (d < 3);\n save_count = count;\n c[D_MD2][0] = count / 10;\n c[D_MDC2][0] = count / 10;\n c[D_MD4][0] = count;\n c[D_MD5][0] = count;\n c[D_HMAC][0] = count;\n c[D_SHA1][0] = count;\n c[D_RMD160][0] = count;\n c[D_RC4][0] = count * 5;\n c[D_CBC_DES][0] = count;\n c[D_EDE3_DES][0] = count / 3;\n c[D_CBC_IDEA][0] = count;\n c[D_CBC_SEED][0] = count;\n c[D_CBC_RC2][0] = count;\n c[D_CBC_RC5][0] = count;\n c[D_CBC_BF][0] = count;\n c[D_CBC_CAST][0] = count;\n c[D_CBC_128_AES][0] = count;\n c[D_CBC_192_AES][0] = count;\n c[D_CBC_256_AES][0] = count;\n c[D_CBC_128_CML][0] = count;\n c[D_CBC_192_CML][0] = count;\n c[D_CBC_256_CML][0] = count;\n c[D_SHA256][0] = count;\n c[D_SHA512][0] = count;\n c[D_WHIRLPOOL][0] = count;\n c[D_IGE_128_AES][0] = count;\n c[D_IGE_192_AES][0] = count;\n c[D_IGE_256_AES][0] = count;\n c[D_GHASH][0] = count;\n for (i = 1; i < SIZE_NUM; i++) {\n long l0, l1;\n l0 = (long)lengths[0];\n l1 = (long)lengths[i];\n c[D_MD2][i] = c[D_MD2][0] * 4 * l0 / l1;\n c[D_MDC2][i] = c[D_MDC2][0] * 4 * l0 / l1;\n c[D_MD4][i] = c[D_MD4][0] * 4 * l0 / l1;\n c[D_MD5][i] = c[D_MD5][0] * 4 * l0 / l1;\n c[D_HMAC][i] = c[D_HMAC][0] * 4 * l0 / l1;\n c[D_SHA1][i] = c[D_SHA1][0] * 4 * l0 / l1;\n c[D_RMD160][i] = c[D_RMD160][0] * 4 * l0 / l1;\n c[D_SHA256][i] = c[D_SHA256][0] * 4 * l0 / l1;\n c[D_SHA512][i] = c[D_SHA512][0] * 4 * l0 / l1;\n c[D_WHIRLPOOL][i] = c[D_WHIRLPOOL][0] * 4 * l0 / l1;\n l0 = (long)lengths[i - 1];\n c[D_RC4][i] = c[D_RC4][i - 1] * l0 / l1;\n c[D_CBC_DES][i] = c[D_CBC_DES][i - 1] * l0 / l1;\n c[D_EDE3_DES][i] = c[D_EDE3_DES][i - 1] * l0 / l1;\n c[D_CBC_IDEA][i] = c[D_CBC_IDEA][i - 1] * l0 / l1;\n c[D_CBC_SEED][i] = c[D_CBC_SEED][i - 1] * l0 / l1;\n c[D_CBC_RC2][i] = c[D_CBC_RC2][i - 1] * l0 / l1;\n c[D_CBC_RC5][i] = c[D_CBC_RC5][i - 1] * l0 / l1;\n c[D_CBC_BF][i] = c[D_CBC_BF][i - 1] * l0 / l1;\n c[D_CBC_CAST][i] = c[D_CBC_CAST][i - 1] * l0 / l1;\n c[D_CBC_128_AES][i] = c[D_CBC_128_AES][i - 1] * l0 / l1;\n c[D_CBC_192_AES][i] = c[D_CBC_192_AES][i - 1] * l0 / l1;\n c[D_CBC_256_AES][i] = c[D_CBC_256_AES][i - 1] * l0 / l1;\n c[D_CBC_128_CML][i] = c[D_CBC_128_CML][i - 1] * l0 / l1;\n c[D_CBC_192_CML][i] = c[D_CBC_192_CML][i - 1] * l0 / l1;\n c[D_CBC_256_CML][i] = c[D_CBC_256_CML][i - 1] * l0 / l1;\n c[D_IGE_128_AES][i] = c[D_IGE_128_AES][i - 1] * l0 / l1;\n c[D_IGE_192_AES][i] = c[D_IGE_192_AES][i - 1] * l0 / l1;\n c[D_IGE_256_AES][i] = c[D_IGE_256_AES][i - 1] * l0 / l1;\n }\n# ifndef OPENSSL_NO_RSA\n rsa_c[R_RSA_512][0] = count / 2000;\n rsa_c[R_RSA_512][1] = count / 400;\n for (i = 1; i < RSA_NUM; i++) {\n rsa_c[i][0] = rsa_c[i - 1][0] / 8;\n rsa_c[i][1] = rsa_c[i - 1][1] / 4;\n if ((rsa_doit[i] <= 1) && (rsa_c[i][0] == 0))\n rsa_doit[i] = 0;\n else {\n if (rsa_c[i][0] == 0) {\n rsa_c[i][0] = 1;\n rsa_c[i][1] = 20;\n }\n }\n }\n# endif\n# ifndef OPENSSL_NO_DSA\n dsa_c[R_DSA_512][0] = count / 1000;\n dsa_c[R_DSA_512][1] = count / 1000 / 2;\n for (i = 1; i < DSA_NUM; i++) {\n dsa_c[i][0] = dsa_c[i - 1][0] / 4;\n dsa_c[i][1] = dsa_c[i - 1][1] / 4;\n if ((dsa_doit[i] <= 1) && (dsa_c[i][0] == 0))\n dsa_doit[i] = 0;\n else {\n if (dsa_c[i] == 0) {\n dsa_c[i][0] = 1;\n dsa_c[i][1] = 1;\n }\n }\n }\n# endif\n# ifndef OPENSSL_NO_ECDSA\n ecdsa_c[R_EC_P160][0] = count / 1000;\n ecdsa_c[R_EC_P160][1] = count / 1000 / 2;\n for (i = R_EC_P192; i <= R_EC_P521; i++) {\n ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;\n ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;\n if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))\n ecdsa_doit[i] = 0;\n else {\n if (ecdsa_c[i] == 0) {\n ecdsa_c[i][0] = 1;\n ecdsa_c[i][1] = 1;\n }\n }\n }\n ecdsa_c[R_EC_K163][0] = count / 1000;\n ecdsa_c[R_EC_K163][1] = count / 1000 / 2;\n for (i = R_EC_K233; i <= R_EC_K571; i++) {\n ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;\n ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;\n if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))\n ecdsa_doit[i] = 0;\n else {\n if (ecdsa_c[i] == 0) {\n ecdsa_c[i][0] = 1;\n ecdsa_c[i][1] = 1;\n }\n }\n }\n ecdsa_c[R_EC_B163][0] = count / 1000;\n ecdsa_c[R_EC_B163][1] = count / 1000 / 2;\n for (i = R_EC_B233; i <= R_EC_B571; i++) {\n ecdsa_c[i][0] = ecdsa_c[i - 1][0] / 2;\n ecdsa_c[i][1] = ecdsa_c[i - 1][1] / 2;\n if ((ecdsa_doit[i] <= 1) && (ecdsa_c[i][0] == 0))\n ecdsa_doit[i] = 0;\n else {\n if (ecdsa_c[i] == 0) {\n ecdsa_c[i][0] = 1;\n ecdsa_c[i][1] = 1;\n }\n }\n }\n# endif\n# ifndef OPENSSL_NO_ECDH\n ecdh_c[R_EC_P160][0] = count / 1000;\n ecdh_c[R_EC_P160][1] = count / 1000;\n for (i = R_EC_P192; i <= R_EC_P521; i++) {\n ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;\n ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;\n if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))\n ecdh_doit[i] = 0;\n else {\n if (ecdh_c[i] == 0) {\n ecdh_c[i][0] = 1;\n ecdh_c[i][1] = 1;\n }\n }\n }\n ecdh_c[R_EC_K163][0] = count / 1000;\n ecdh_c[R_EC_K163][1] = count / 1000;\n for (i = R_EC_K233; i <= R_EC_K571; i++) {\n ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;\n ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;\n if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))\n ecdh_doit[i] = 0;\n else {\n if (ecdh_c[i] == 0) {\n ecdh_c[i][0] = 1;\n ecdh_c[i][1] = 1;\n }\n }\n }\n ecdh_c[R_EC_B163][0] = count / 1000;\n ecdh_c[R_EC_B163][1] = count / 1000;\n for (i = R_EC_B233; i <= R_EC_B571; i++) {\n ecdh_c[i][0] = ecdh_c[i - 1][0] / 2;\n ecdh_c[i][1] = ecdh_c[i - 1][1] / 2;\n if ((ecdh_doit[i] <= 1) && (ecdh_c[i][0] == 0))\n ecdh_doit[i] = 0;\n else {\n if (ecdh_c[i] == 0) {\n ecdh_c[i][0] = 1;\n ecdh_c[i][1] = 1;\n }\n }\n }\n# endif\n# define COND(d) (count < (d))\n# define COUNT(d) (d)\n# else\n# error "You cannot disable DES on systems without SIGALRM."\n# endif\n# else\n# define COND(c) (run && count<0x7fffffff)\n# define COUNT(d) (count)\n# ifndef _WIN32\n signal(SIGALRM, sig_done);\n# endif\n# endif\n# ifndef OPENSSL_NO_MD2\n if (doit[D_MD2]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_MD2], c[D_MD2][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_MD2][j]); count++)\n EVP_Digest(buf, (unsigned long)lengths[j], &(md2[0]), NULL,\n EVP_md2(), NULL);\n d = Time_F(STOP);\n print_result(D_MD2, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_MDC2\n if (doit[D_MDC2]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_MDC2], c[D_MDC2][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_MDC2][j]); count++)\n EVP_Digest(buf, (unsigned long)lengths[j], &(mdc2[0]), NULL,\n EVP_mdc2(), NULL);\n d = Time_F(STOP);\n print_result(D_MDC2, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_MD4\n if (doit[D_MD4]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_MD4], c[D_MD4][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_MD4][j]); count++)\n EVP_Digest(&(buf[0]), (unsigned long)lengths[j], &(md4[0]),\n NULL, EVP_md4(), NULL);\n d = Time_F(STOP);\n print_result(D_MD4, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_MD5\n if (doit[D_MD5]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_MD5], c[D_MD5][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_MD5][j]); count++)\n MD5(buf, lengths[j], md5);\n d = Time_F(STOP);\n print_result(D_MD5, j, count, d);\n }\n }\n# endif\n# if !defined(OPENSSL_NO_MD5) && !defined(OPENSSL_NO_HMAC)\n if (doit[D_HMAC]) {\n HMAC_CTX hctx;\n HMAC_CTX_init(&hctx);\n HMAC_Init_ex(&hctx, (unsigned char *)"This is a key...",\n 16, EVP_md5(), NULL);\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_HMAC], c[D_HMAC][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_HMAC][j]); count++) {\n HMAC_Init_ex(&hctx, NULL, 0, NULL, NULL);\n HMAC_Update(&hctx, buf, lengths[j]);\n HMAC_Final(&hctx, &(hmac[0]), NULL);\n }\n d = Time_F(STOP);\n print_result(D_HMAC, j, count, d);\n }\n HMAC_CTX_cleanup(&hctx);\n }\n# endif\n# ifndef OPENSSL_NO_SHA\n if (doit[D_SHA1]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_SHA1], c[D_SHA1][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_SHA1][j]); count++)\n# if 0\n EVP_Digest(buf, (unsigned long)lengths[j], &(sha[0]), NULL,\n EVP_sha1(), NULL);\n# else\n SHA1(buf, lengths[j], sha);\n# endif\n d = Time_F(STOP);\n print_result(D_SHA1, j, count, d);\n }\n }\n# ifndef OPENSSL_NO_SHA256\n if (doit[D_SHA256]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_SHA256], c[D_SHA256][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_SHA256][j]); count++)\n SHA256(buf, lengths[j], sha256);\n d = Time_F(STOP);\n print_result(D_SHA256, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_SHA512\n if (doit[D_SHA512]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_SHA512], c[D_SHA512][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_SHA512][j]); count++)\n SHA512(buf, lengths[j], sha512);\n d = Time_F(STOP);\n print_result(D_SHA512, j, count, d);\n }\n }\n# endif\n# endif\n# ifndef OPENSSL_NO_WHIRLPOOL\n if (doit[D_WHIRLPOOL]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_WHIRLPOOL], c[D_WHIRLPOOL][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_WHIRLPOOL][j]); count++)\n WHIRLPOOL(buf, lengths[j], whirlpool);\n d = Time_F(STOP);\n print_result(D_WHIRLPOOL, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_RMD160\n if (doit[D_RMD160]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_RMD160], c[D_RMD160][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_RMD160][j]); count++)\n EVP_Digest(buf, (unsigned long)lengths[j], &(rmd160[0]), NULL,\n EVP_ripemd160(), NULL);\n d = Time_F(STOP);\n print_result(D_RMD160, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_RC4\n if (doit[D_RC4]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_RC4], c[D_RC4][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_RC4][j]); count++)\n RC4(&rc4_ks, (unsigned int)lengths[j], buf, buf);\n d = Time_F(STOP);\n print_result(D_RC4, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_DES\n if (doit[D_CBC_DES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_DES], c[D_CBC_DES][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_DES][j]); count++)\n DES_ncbc_encrypt(buf, buf, lengths[j], &sch,\n &DES_iv, DES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_DES, j, count, d);\n }\n }\n if (doit[D_EDE3_DES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_EDE3_DES], c[D_EDE3_DES][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_EDE3_DES][j]); count++)\n DES_ede3_cbc_encrypt(buf, buf, lengths[j],\n &sch, &sch2, &sch3,\n &DES_iv, DES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_EDE3_DES, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_AES\n if (doit[D_CBC_128_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_128_AES], c[D_CBC_128_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_128_AES][j]); count++)\n AES_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &aes_ks1,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_128_AES, j, count, d);\n }\n }\n if (doit[D_CBC_192_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_192_AES], c[D_CBC_192_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_192_AES][j]); count++)\n AES_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &aes_ks2,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_192_AES, j, count, d);\n }\n }\n if (doit[D_CBC_256_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_256_AES], c[D_CBC_256_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_256_AES][j]); count++)\n AES_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &aes_ks3,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_256_AES, j, count, d);\n }\n }\n if (doit[D_IGE_128_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_IGE_128_AES], c[D_IGE_128_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_IGE_128_AES][j]); count++)\n AES_ige_encrypt(buf, buf2,\n (unsigned long)lengths[j], &aes_ks1,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_IGE_128_AES, j, count, d);\n }\n }\n if (doit[D_IGE_192_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_IGE_192_AES], c[D_IGE_192_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_IGE_192_AES][j]); count++)\n AES_ige_encrypt(buf, buf2,\n (unsigned long)lengths[j], &aes_ks2,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_IGE_192_AES, j, count, d);\n }\n }\n if (doit[D_IGE_256_AES]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_IGE_256_AES], c[D_IGE_256_AES][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_IGE_256_AES][j]); count++)\n AES_ige_encrypt(buf, buf2,\n (unsigned long)lengths[j], &aes_ks3,\n iv, AES_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_IGE_256_AES, j, count, d);\n }\n }\n if (doit[D_GHASH]) {\n GCM128_CONTEXT *ctx =\n CRYPTO_gcm128_new(&aes_ks1, (block128_f) AES_encrypt);\n CRYPTO_gcm128_setiv(ctx, (unsigned char *)"0123456789ab", 12);\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_GHASH], c[D_GHASH][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_GHASH][j]); count++)\n CRYPTO_gcm128_aad(ctx, buf, lengths[j]);\n d = Time_F(STOP);\n print_result(D_GHASH, j, count, d);\n }\n CRYPTO_gcm128_release(ctx);\n }\n# endif\n# ifndef OPENSSL_NO_CAMELLIA\n if (doit[D_CBC_128_CML]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_128_CML], c[D_CBC_128_CML][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_128_CML][j]); count++)\n Camellia_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &camellia_ks1,\n iv, CAMELLIA_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_128_CML, j, count, d);\n }\n }\n if (doit[D_CBC_192_CML]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_192_CML], c[D_CBC_192_CML][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_192_CML][j]); count++)\n Camellia_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &camellia_ks2,\n iv, CAMELLIA_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_192_CML, j, count, d);\n }\n }\n if (doit[D_CBC_256_CML]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_256_CML], c[D_CBC_256_CML][j],\n lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_256_CML][j]); count++)\n Camellia_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &camellia_ks3,\n iv, CAMELLIA_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_256_CML, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_IDEA\n if (doit[D_CBC_IDEA]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_IDEA], c[D_CBC_IDEA][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_IDEA][j]); count++)\n idea_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &idea_ks,\n iv, IDEA_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_IDEA, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_SEED\n if (doit[D_CBC_SEED]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_SEED], c[D_CBC_SEED][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_SEED][j]); count++)\n SEED_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &seed_ks, iv, 1);\n d = Time_F(STOP);\n print_result(D_CBC_SEED, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_RC2\n if (doit[D_CBC_RC2]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_RC2], c[D_CBC_RC2][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_RC2][j]); count++)\n RC2_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &rc2_ks,\n iv, RC2_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_RC2, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_RC5\n if (doit[D_CBC_RC5]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_RC5], c[D_CBC_RC5][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_RC5][j]); count++)\n RC5_32_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &rc5_ks,\n iv, RC5_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_RC5, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_BF\n if (doit[D_CBC_BF]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_BF], c[D_CBC_BF][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_BF][j]); count++)\n BF_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &bf_ks,\n iv, BF_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_BF, j, count, d);\n }\n }\n# endif\n# ifndef OPENSSL_NO_CAST\n if (doit[D_CBC_CAST]) {\n for (j = 0; j < SIZE_NUM; j++) {\n print_message(names[D_CBC_CAST], c[D_CBC_CAST][j], lengths[j]);\n Time_F(START);\n for (count = 0, run = 1; COND(c[D_CBC_CAST][j]); count++)\n CAST_cbc_encrypt(buf, buf,\n (unsigned long)lengths[j], &cast_ks,\n iv, CAST_ENCRYPT);\n d = Time_F(STOP);\n print_result(D_CBC_CAST, j, count, d);\n }\n }\n# endif\n if (doit[D_EVP]) {\n# ifdef EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK\n if (multiblock && evp_cipher) {\n if (!\n (EVP_CIPHER_flags(evp_cipher) &\n EVP_CIPH_FLAG_TLS1_1_MULTIBLOCK)) {\n fprintf(stderr, "%s is not multi-block capable\\n",\n OBJ_nid2ln(evp_cipher->nid));\n goto end;\n }\n multiblock_speed(evp_cipher);\n mret = 0;\n goto end;\n }\n# endif\n for (j = 0; j < SIZE_NUM; j++) {\n if (evp_cipher) {\n EVP_CIPHER_CTX ctx;\n int outl;\n names[D_EVP] = OBJ_nid2ln(evp_cipher->nid);\n print_message(names[D_EVP], save_count, lengths[j]);\n EVP_CIPHER_CTX_init(&ctx);\n if (decrypt)\n EVP_DecryptInit_ex(&ctx, evp_cipher, NULL, key16, iv);\n else\n EVP_EncryptInit_ex(&ctx, evp_cipher, NULL, key16, iv);\n EVP_CIPHER_CTX_set_padding(&ctx, 0);\n Time_F(START);\n if (decrypt)\n for (count = 0, run = 1;\n COND(save_count * 4 * lengths[0] / lengths[j]);\n count++)\n EVP_DecryptUpdate(&ctx, buf, &outl, buf, lengths[j]);\n else\n for (count = 0, run = 1;\n COND(save_count * 4 * lengths[0] / lengths[j]);\n count++)\n EVP_EncryptUpdate(&ctx, buf, &outl, buf, lengths[j]);\n if (decrypt)\n EVP_DecryptFinal_ex(&ctx, buf, &outl);\n else\n EVP_EncryptFinal_ex(&ctx, buf, &outl);\n d = Time_F(STOP);\n EVP_CIPHER_CTX_cleanup(&ctx);\n }\n if (evp_md) {\n names[D_EVP] = OBJ_nid2ln(evp_md->type);\n print_message(names[D_EVP], save_count, lengths[j]);\n Time_F(START);\n for (count = 0, run = 1;\n COND(save_count * 4 * lengths[0] / lengths[j]); count++)\n EVP_Digest(buf, lengths[j], &(md[0]), NULL, evp_md, NULL);\n d = Time_F(STOP);\n }\n print_result(D_EVP, j, count, d);\n }\n }\n# ifndef OPENSSL_SYS_WIN32\n# endif\n RAND_pseudo_bytes(buf, 36);\n# ifndef OPENSSL_NO_RSA\n for (j = 0; j < RSA_NUM; j++) {\n int ret;\n if (!rsa_doit[j])\n continue;\n ret = RSA_sign(NID_md5_sha1, buf, 36, buf2, &rsa_num, rsa_key[j]);\n if (ret == 0) {\n BIO_printf(bio_err,\n "RSA sign failure. No RSA sign will be done.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n pkey_print_message("private", "rsa",\n rsa_c[j][0], rsa_bits[j], RSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(rsa_c[j][0]); count++) {\n ret = RSA_sign(NID_md5_sha1, buf, 36, buf2,\n &rsa_num, rsa_key[j]);\n if (ret == 0) {\n BIO_printf(bio_err, "RSA sign failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R1:%ld:%d:%.2f\\n"\n : "%ld %d bit private RSA\'s in %.2fs\\n",\n count, rsa_bits[j], d);\n rsa_results[j][0] = d / (double)count;\n rsa_count = count;\n }\n# if 1\n ret = RSA_verify(NID_md5_sha1, buf, 36, buf2, rsa_num, rsa_key[j]);\n if (ret <= 0) {\n BIO_printf(bio_err,\n "RSA verify failure. No RSA verify will be done.\\n");\n ERR_print_errors(bio_err);\n rsa_doit[j] = 0;\n } else {\n pkey_print_message("public", "rsa",\n rsa_c[j][1], rsa_bits[j], RSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(rsa_c[j][1]); count++) {\n ret = RSA_verify(NID_md5_sha1, buf, 36, buf2,\n rsa_num, rsa_key[j]);\n if (ret <= 0) {\n BIO_printf(bio_err, "RSA verify failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R2:%ld:%d:%.2f\\n"\n : "%ld %d bit public RSA\'s in %.2fs\\n",\n count, rsa_bits[j], d);\n rsa_results[j][1] = d / (double)count;\n }\n# endif\n if (rsa_count <= 1) {\n for (j++; j < RSA_NUM; j++)\n rsa_doit[j] = 0;\n }\n }\n# endif\n RAND_pseudo_bytes(buf, 20);\n# ifndef OPENSSL_NO_DSA\n if (RAND_status() != 1) {\n RAND_seed(rnd_seed, sizeof rnd_seed);\n rnd_fake = 1;\n }\n for (j = 0; j < DSA_NUM; j++) {\n unsigned int kk;\n int ret;\n if (!dsa_doit[j])\n continue;\n ret = DSA_sign(EVP_PKEY_DSA, buf, 20, buf2, &kk, dsa_key[j]);\n if (ret == 0) {\n BIO_printf(bio_err,\n "DSA sign failure. No DSA sign will be done.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n pkey_print_message("sign", "dsa",\n dsa_c[j][0], dsa_bits[j], DSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(dsa_c[j][0]); count++) {\n ret = DSA_sign(EVP_PKEY_DSA, buf, 20, buf2, &kk, dsa_key[j]);\n if (ret == 0) {\n BIO_printf(bio_err, "DSA sign failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R3:%ld:%d:%.2f\\n"\n : "%ld %d bit DSA signs in %.2fs\\n",\n count, dsa_bits[j], d);\n dsa_results[j][0] = d / (double)count;\n rsa_count = count;\n }\n ret = DSA_verify(EVP_PKEY_DSA, buf, 20, buf2, kk, dsa_key[j]);\n if (ret <= 0) {\n BIO_printf(bio_err,\n "DSA verify failure. No DSA verify will be done.\\n");\n ERR_print_errors(bio_err);\n dsa_doit[j] = 0;\n } else {\n pkey_print_message("verify", "dsa",\n dsa_c[j][1], dsa_bits[j], DSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(dsa_c[j][1]); count++) {\n ret = DSA_verify(EVP_PKEY_DSA, buf, 20, buf2, kk, dsa_key[j]);\n if (ret <= 0) {\n BIO_printf(bio_err, "DSA verify failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R4:%ld:%d:%.2f\\n"\n : "%ld %d bit DSA verify in %.2fs\\n",\n count, dsa_bits[j], d);\n dsa_results[j][1] = d / (double)count;\n }\n if (rsa_count <= 1) {\n for (j++; j < DSA_NUM; j++)\n dsa_doit[j] = 0;\n }\n }\n if (rnd_fake)\n RAND_cleanup();\n# endif\n# ifndef OPENSSL_NO_ECDSA\n if (RAND_status() != 1) {\n RAND_seed(rnd_seed, sizeof rnd_seed);\n rnd_fake = 1;\n }\n for (j = 0; j < EC_NUM; j++) {\n int ret;\n if (!ecdsa_doit[j])\n continue;\n ecdsa[j] = EC_KEY_new_by_curve_name(test_curves[j]);\n if (ecdsa[j] == NULL) {\n BIO_printf(bio_err, "ECDSA failure.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n# if 1\n EC_KEY_precompute_mult(ecdsa[j], NULL);\n# endif\n EC_KEY_generate_key(ecdsa[j]);\n ret = ECDSA_sign(0, buf, 20, ecdsasig, &ecdsasiglen, ecdsa[j]);\n if (ret == 0) {\n BIO_printf(bio_err,\n "ECDSA sign failure. No ECDSA sign will be done.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n pkey_print_message("sign", "ecdsa",\n ecdsa_c[j][0],\n test_curves_bits[j], ECDSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(ecdsa_c[j][0]); count++) {\n ret = ECDSA_sign(0, buf, 20,\n ecdsasig, &ecdsasiglen, ecdsa[j]);\n if (ret == 0) {\n BIO_printf(bio_err, "ECDSA sign failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R5:%ld:%d:%.2f\\n" :\n "%ld %d bit ECDSA signs in %.2fs \\n",\n count, test_curves_bits[j], d);\n ecdsa_results[j][0] = d / (double)count;\n rsa_count = count;\n }\n ret = ECDSA_verify(0, buf, 20, ecdsasig, ecdsasiglen, ecdsa[j]);\n if (ret != 1) {\n BIO_printf(bio_err,\n "ECDSA verify failure. No ECDSA verify will be done.\\n");\n ERR_print_errors(bio_err);\n ecdsa_doit[j] = 0;\n } else {\n pkey_print_message("verify", "ecdsa",\n ecdsa_c[j][1],\n test_curves_bits[j], ECDSA_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(ecdsa_c[j][1]); count++) {\n ret =\n ECDSA_verify(0, buf, 20, ecdsasig, ecdsasiglen,\n ecdsa[j]);\n if (ret != 1) {\n BIO_printf(bio_err, "ECDSA verify failure\\n");\n ERR_print_errors(bio_err);\n count = 1;\n break;\n }\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R6:%ld:%d:%.2f\\n"\n : "%ld %d bit ECDSA verify in %.2fs\\n",\n count, test_curves_bits[j], d);\n ecdsa_results[j][1] = d / (double)count;\n }\n if (rsa_count <= 1) {\n for (j++; j < EC_NUM; j++)\n ecdsa_doit[j] = 0;\n }\n }\n }\n if (rnd_fake)\n RAND_cleanup();\n# endif\n# ifndef OPENSSL_NO_ECDH\n if (RAND_status() != 1) {\n RAND_seed(rnd_seed, sizeof rnd_seed);\n rnd_fake = 1;\n }\n for (j = 0; j < EC_NUM; j++) {\n if (!ecdh_doit[j])\n continue;\n ecdh_a[j] = EC_KEY_new_by_curve_name(test_curves[j]);\n ecdh_b[j] = EC_KEY_new_by_curve_name(test_curves[j]);\n if ((ecdh_a[j] == NULL) || (ecdh_b[j] == NULL)) {\n BIO_printf(bio_err, "ECDH failure.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n if (!EC_KEY_generate_key(ecdh_a[j]) ||\n !EC_KEY_generate_key(ecdh_b[j])) {\n BIO_printf(bio_err, "ECDH key generation failure.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n } else {\n int field_size, outlen;\n void *(*kdf) (const void *in, size_t inlen, void *out,\n size_t *xoutlen);\n field_size =\n EC_GROUP_get_degree(EC_KEY_get0_group(ecdh_a[j]));\n if (field_size <= 24 * 8) {\n outlen = KDF1_SHA1_len;\n kdf = KDF1_SHA1;\n } else {\n outlen = (field_size + 7) / 8;\n kdf = NULL;\n }\n secret_size_a =\n ECDH_compute_key(secret_a, outlen,\n EC_KEY_get0_public_key(ecdh_b[j]),\n ecdh_a[j], kdf);\n secret_size_b =\n ECDH_compute_key(secret_b, outlen,\n EC_KEY_get0_public_key(ecdh_a[j]),\n ecdh_b[j], kdf);\n if (secret_size_a != secret_size_b)\n ecdh_checks = 0;\n else\n ecdh_checks = 1;\n for (secret_idx = 0; (secret_idx < secret_size_a)\n && (ecdh_checks == 1); secret_idx++) {\n if (secret_a[secret_idx] != secret_b[secret_idx])\n ecdh_checks = 0;\n }\n if (ecdh_checks == 0) {\n BIO_printf(bio_err, "ECDH computations don\'t match.\\n");\n ERR_print_errors(bio_err);\n rsa_count = 1;\n }\n pkey_print_message("", "ecdh",\n ecdh_c[j][0],\n test_curves_bits[j], ECDH_SECONDS);\n Time_F(START);\n for (count = 0, run = 1; COND(ecdh_c[j][0]); count++) {\n ECDH_compute_key(secret_a, outlen,\n EC_KEY_get0_public_key(ecdh_b[j]),\n ecdh_a[j], kdf);\n }\n d = Time_F(STOP);\n BIO_printf(bio_err,\n mr ? "+R7:%ld:%d:%.2f\\n" :\n "%ld %d-bit ECDH ops in %.2fs\\n", count,\n test_curves_bits[j], d);\n ecdh_results[j][0] = d / (double)count;\n rsa_count = count;\n }\n }\n if (rsa_count <= 1) {\n for (j++; j < EC_NUM; j++)\n ecdh_doit[j] = 0;\n }\n }\n if (rnd_fake)\n RAND_cleanup();\n# endif\n# ifndef NO_FORK\n show_res:\n# endif\n if (!mr) {\n fprintf(stdout, "%s\\n", SSLeay_version(SSLEAY_VERSION));\n fprintf(stdout, "%s\\n", SSLeay_version(SSLEAY_BUILT_ON));\n printf("options:");\n printf("%s ", BN_options());\n# ifndef OPENSSL_NO_MD2\n printf("%s ", MD2_options());\n# endif\n# ifndef OPENSSL_NO_RC4\n printf("%s ", RC4_options());\n# endif\n# ifndef OPENSSL_NO_DES\n printf("%s ", DES_options());\n# endif\n# ifndef OPENSSL_NO_AES\n printf("%s ", AES_options());\n# endif\n# ifndef OPENSSL_NO_IDEA\n printf("%s ", idea_options());\n# endif\n# ifndef OPENSSL_NO_BF\n printf("%s ", BF_options());\n# endif\n fprintf(stdout, "\\n%s\\n", SSLeay_version(SSLEAY_CFLAGS));\n }\n if (pr_header) {\n if (mr)\n fprintf(stdout, "+H");\n else {\n fprintf(stdout,\n "The \'numbers\' are in 1000s of bytes per second processed.\\n");\n fprintf(stdout, "type ");\n }\n for (j = 0; j < SIZE_NUM; j++)\n fprintf(stdout, mr ? ":%d" : "%7d bytes", lengths[j]);\n fprintf(stdout, "\\n");\n }\n for (k = 0; k < ALGOR_NUM; k++) {\n if (!doit[k])\n continue;\n if (mr)\n fprintf(stdout, "+F:%d:%s", k, names[k]);\n else\n fprintf(stdout, "%-13s", names[k]);\n for (j = 0; j < SIZE_NUM; j++) {\n if (results[k][j] > 10000 && !mr)\n fprintf(stdout, " %11.2fk", results[k][j] / 1e3);\n else\n fprintf(stdout, mr ? ":%.2f" : " %11.2f ", results[k][j]);\n }\n fprintf(stdout, "\\n");\n }\n# ifndef OPENSSL_NO_RSA\n j = 1;\n for (k = 0; k < RSA_NUM; k++) {\n if (!rsa_doit[k])\n continue;\n if (j && !mr) {\n printf("%18ssign verify sign/s verify/s\\n", " ");\n j = 0;\n }\n if (mr)\n fprintf(stdout, "+F2:%u:%u:%f:%f\\n",\n k, rsa_bits[k], rsa_results[k][0], rsa_results[k][1]);\n else\n fprintf(stdout, "rsa %4u bits %8.6fs %8.6fs %8.1f %8.1f\\n",\n rsa_bits[k], rsa_results[k][0], rsa_results[k][1],\n 1.0 / rsa_results[k][0], 1.0 / rsa_results[k][1]);\n }\n# endif\n# ifndef OPENSSL_NO_DSA\n j = 1;\n for (k = 0; k < DSA_NUM; k++) {\n if (!dsa_doit[k])\n continue;\n if (j && !mr) {\n printf("%18ssign verify sign/s verify/s\\n", " ");\n j = 0;\n }\n if (mr)\n fprintf(stdout, "+F3:%u:%u:%f:%f\\n",\n k, dsa_bits[k], dsa_results[k][0], dsa_results[k][1]);\n else\n fprintf(stdout, "dsa %4u bits %8.6fs %8.6fs %8.1f %8.1f\\n",\n dsa_bits[k], dsa_results[k][0], dsa_results[k][1],\n 1.0 / dsa_results[k][0], 1.0 / dsa_results[k][1]);\n }\n# endif\n# ifndef OPENSSL_NO_ECDSA\n j = 1;\n for (k = 0; k < EC_NUM; k++) {\n if (!ecdsa_doit[k])\n continue;\n if (j && !mr) {\n printf("%30ssign verify sign/s verify/s\\n", " ");\n j = 0;\n }\n if (mr)\n fprintf(stdout, "+F4:%u:%u:%f:%f\\n",\n k, test_curves_bits[k],\n ecdsa_results[k][0], ecdsa_results[k][1]);\n else\n fprintf(stdout,\n "%4u bit ecdsa (%s) %8.4fs %8.4fs %8.1f %8.1f\\n",\n test_curves_bits[k],\n test_curves_names[k],\n ecdsa_results[k][0], ecdsa_results[k][1],\n 1.0 / ecdsa_results[k][0], 1.0 / ecdsa_results[k][1]);\n }\n# endif\n# ifndef OPENSSL_NO_ECDH\n j = 1;\n for (k = 0; k < EC_NUM; k++) {\n if (!ecdh_doit[k])\n continue;\n if (j && !mr) {\n printf("%30sop op/s\\n", " ");\n j = 0;\n }\n if (mr)\n fprintf(stdout, "+F5:%u:%u:%f:%f\\n",\n k, test_curves_bits[k],\n ecdh_results[k][0], 1.0 / ecdh_results[k][0]);\n else\n fprintf(stdout, "%4u bit ecdh (%s) %8.4fs %8.1f\\n",\n test_curves_bits[k],\n test_curves_names[k],\n ecdh_results[k][0], 1.0 / ecdh_results[k][0]);\n }\n# endif\n mret = 0;\n end:\n ERR_print_errors(bio_err);\n if (buf_malloc != NULL)\n OPENSSL_free(buf_malloc);\n if (buf2_malloc != NULL)\n OPENSSL_free(buf2_malloc);\n# ifndef OPENSSL_NO_RSA\n for (i = 0; i < RSA_NUM; i++)\n if (rsa_key[i] != NULL)\n RSA_free(rsa_key[i]);\n# endif\n# ifndef OPENSSL_NO_DSA\n for (i = 0; i < DSA_NUM; i++)\n if (dsa_key[i] != NULL)\n DSA_free(dsa_key[i]);\n# endif\n# ifndef OPENSSL_NO_ECDSA\n for (i = 0; i < EC_NUM; i++)\n if (ecdsa[i] != NULL)\n EC_KEY_free(ecdsa[i]);\n# endif\n# ifndef OPENSSL_NO_ECDH\n for (i = 0; i < EC_NUM; i++) {\n if (ecdh_a[i] != NULL)\n EC_KEY_free(ecdh_a[i]);\n if (ecdh_b[i] != NULL)\n EC_KEY_free(ecdh_b[i]);\n }\n# endif\n apps_shutdown();\n OPENSSL_EXIT(mret);\n}'] |
11,882 | 0 | https://github.com/libav/libav/blob/a80af87eea88a674375637ccfb54b41526f774a4/ffserver.c/#L3942 | static void load_module(const char *filename)
{
void *dll;
void (*init_func)(void);
dll = dlopen(filename, RTLD_NOW);
if (!dll) {
fprintf(stderr, "Could not load module '%s' - %s\n",
filename, dlerror());
return;
}
init_func = dlsym(dll, "ffserver_module_init");
if (!init_func) {
fprintf(stderr,
"%s: init function 'ffserver_module_init()' not found\n",
filename);
dlclose(dll);
}
init_func();
} | ['static void load_module(const char *filename)\n{\n void *dll;\n void (*init_func)(void);\n dll = dlopen(filename, RTLD_NOW);\n if (!dll) {\n fprintf(stderr, "Could not load module \'%s\' - %s\\n",\n filename, dlerror());\n return;\n }\n init_func = dlsym(dll, "ffserver_module_init");\n if (!init_func) {\n fprintf(stderr,\n "%s: init function \'ffserver_module_init()\' not found\\n",\n filename);\n dlclose(dll);\n }\n init_func();\n}'] |
11,883 | 0 | https://github.com/libav/libav/blob/ab492ca2ab105aeb24d955f3f03756bdb3139ee1/libavcodec/mjpegdec.c/#L608 | static int decode_block_refinement(MJpegDecodeContext *s, DCTELEM *block,
uint8_t *last_nnz,
int ac_index, int16_t *quant_matrix,
int ss, int se, int Al, int *EOBRUN)
{
int code, i = ss, j, sign, val, run;
int last = FFMIN(se, *last_nnz);
OPEN_READER(re, &s->gb);
if (*EOBRUN) {
(*EOBRUN)--;
} else {
for (; ; i++) {
UPDATE_CACHE(re, &s->gb);
GET_VLC(code, re, &s->gb, s->vlcs[2][ac_index].table, 9, 2);
if (code & 0xF) {
run = ((unsigned) code) >> 4;
UPDATE_CACHE(re, &s->gb);
val = SHOW_UBITS(re, &s->gb, 1);
LAST_SKIP_BITS(re, &s->gb, 1);
ZERO_RUN;
j = s->scantable.permutated[i];
val--;
block[j] = ((quant_matrix[j]^val) - val) << Al;
if (i == se) {
if (i > *last_nnz)
*last_nnz = i;
CLOSE_READER(re, &s->gb);
return 0;
}
} else {
run = ((unsigned) code) >> 4;
if (run == 0xF) {
ZERO_RUN;
} else {
val = run;
run = (1 << run);
if (val) {
UPDATE_CACHE(re, &s->gb);
run += SHOW_UBITS(re, &s->gb, val);
LAST_SKIP_BITS(re, &s->gb, val);
}
*EOBRUN = run - 1;
break;
}
}
}
if (i > *last_nnz)
*last_nnz = i;
}
for (; i <= last; i++) {
j = s->scantable.permutated[i];
if (block[j])
REFINE_BIT(j)
}
CLOSE_READER(re, &s->gb);
return 0;
} | ['static int decode_block_refinement(MJpegDecodeContext *s, DCTELEM *block,\n uint8_t *last_nnz,\n int ac_index, int16_t *quant_matrix,\n int ss, int se, int Al, int *EOBRUN)\n{\n int code, i = ss, j, sign, val, run;\n int last = FFMIN(se, *last_nnz);\n OPEN_READER(re, &s->gb);\n if (*EOBRUN) {\n (*EOBRUN)--;\n } else {\n for (; ; i++) {\n UPDATE_CACHE(re, &s->gb);\n GET_VLC(code, re, &s->gb, s->vlcs[2][ac_index].table, 9, 2);\n if (code & 0xF) {\n run = ((unsigned) code) >> 4;\n UPDATE_CACHE(re, &s->gb);\n val = SHOW_UBITS(re, &s->gb, 1);\n LAST_SKIP_BITS(re, &s->gb, 1);\n ZERO_RUN;\n j = s->scantable.permutated[i];\n val--;\n block[j] = ((quant_matrix[j]^val) - val) << Al;\n if (i == se) {\n if (i > *last_nnz)\n *last_nnz = i;\n CLOSE_READER(re, &s->gb);\n return 0;\n }\n } else {\n run = ((unsigned) code) >> 4;\n if (run == 0xF) {\n ZERO_RUN;\n } else {\n val = run;\n run = (1 << run);\n if (val) {\n UPDATE_CACHE(re, &s->gb);\n run += SHOW_UBITS(re, &s->gb, val);\n LAST_SKIP_BITS(re, &s->gb, val);\n }\n *EOBRUN = run - 1;\n break;\n }\n }\n }\n if (i > *last_nnz)\n *last_nnz = i;\n }\n for (; i <= last; i++) {\n j = s->scantable.permutated[i];\n if (block[j])\n REFINE_BIT(j)\n }\n CLOSE_READER(re, &s->gb);\n return 0;\n}'] |
11,884 | 0 | https://github.com/libav/libav/blob/d0540fd02171a6233d2016b199d013299debf7e3/libavcodec/h264_slice.c/#L2267 | int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count)
{
AVCodecContext *const avctx = h->avctx;
H264SliceContext *sl;
int i, j;
if (h->avctx->hwaccel)
return 0;
if (context_count == 1) {
int ret;
h->slice_ctx[0].next_slice_idx = h->mb_width * h->mb_height;
ret = decode_slice(avctx, &h->slice_ctx[0]);
h->mb_y = h->slice_ctx[0].mb_y;
return ret;
} else {
for (i = 0; i < context_count; i++) {
int next_slice_idx = h->mb_width * h->mb_height;
int slice_idx;
sl = &h->slice_ctx[i];
sl->er.error_count = 0;
slice_idx = sl->mb_y * h->mb_width + sl->mb_x;
for (j = 0; j < context_count; j++) {
H264SliceContext *sl2 = &h->slice_ctx[j];
int slice_idx2 = sl2->mb_y * h->mb_width + sl2->mb_x;
if (i == j || slice_idx2 < slice_idx)
continue;
next_slice_idx = FFMIN(next_slice_idx, slice_idx2);
}
sl->next_slice_idx = next_slice_idx;
}
avctx->execute(avctx, decode_slice, h->slice_ctx,
NULL, context_count, sizeof(h->slice_ctx[0]));
sl = &h->slice_ctx[context_count - 1];
h->mb_y = sl->mb_y;
for (i = 1; i < context_count; i++)
h->slice_ctx[0].er.error_count += h->slice_ctx[i].er.error_count;
}
return 0;
} | ['static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size,\n int parse_extradata)\n{\n AVCodecContext *const avctx = h->avctx;\n unsigned context_count = 0;\n int nals_needed = 0;\n int i, ret = 0;\n h->max_contexts = h->slice_context_count;\n if (!(avctx->flags2 & AV_CODEC_FLAG2_CHUNKS)) {\n h->current_slice = 0;\n if (!h->first_field)\n h->cur_pic_ptr = NULL;\n ff_h264_reset_sei(h);\n }\n ret = ff_h2645_packet_split(&h->pkt, buf, buf_size, avctx, h->is_avc,\n h->nal_length_size, avctx->codec_id);\n if (ret < 0) {\n av_log(avctx, AV_LOG_ERROR,\n "Error splitting the input into NAL units.\\n");\n return ret;\n }\n if (avctx->active_thread_type & FF_THREAD_FRAME)\n nals_needed = get_last_needed_nal(h);\n for (i = 0; i < h->pkt.nb_nals; i++) {\n H2645NAL *nal = &h->pkt.nals[i];\n H264SliceContext *sl = &h->slice_ctx[context_count];\n int err;\n if (avctx->skip_frame >= AVDISCARD_NONREF &&\n nal->ref_idc == 0 && nal->type != NAL_SEI)\n continue;\nagain:\n if (parse_extradata && HAVE_THREADS &&\n (h->avctx->active_thread_type & FF_THREAD_FRAME) &&\n (nal->type != NAL_PPS && nal->type != NAL_SPS)) {\n if (nal->type < NAL_AUD || nal->type > NAL_AUXILIARY_SLICE)\n av_log(avctx, AV_LOG_INFO,\n "Ignoring NAL unit %d during extradata parsing\\n",\n nal->type);\n nal->type = NAL_FF_IGNORE;\n }\n h->nal_ref_idc = nal->ref_idc;\n h->nal_unit_type = nal->type;\n err = 0;\n switch (nal->type) {\n case NAL_IDR_SLICE:\n if (nal->type != NAL_IDR_SLICE) {\n av_log(h->avctx, AV_LOG_ERROR,\n "Invalid mix of idr and non-idr slices\\n");\n ret = -1;\n goto end;\n }\n idr(h);\n case NAL_SLICE:\n sl->gb = nal->gb;\n if ((err = ff_h264_decode_slice_header(h, sl)))\n break;\n if (h->sei_recovery_frame_cnt >= 0 && h->recovery_frame < 0) {\n h->recovery_frame = (h->frame_num + h->sei_recovery_frame_cnt) &\n ((1 << h->sps.log2_max_frame_num) - 1);\n }\n h->cur_pic_ptr->f->key_frame |=\n (nal->type == NAL_IDR_SLICE) || (h->sei_recovery_frame_cnt >= 0);\n if (nal->type == NAL_IDR_SLICE || h->recovery_frame == h->frame_num) {\n h->recovery_frame = -1;\n h->cur_pic_ptr->recovered = 1;\n }\n if (nal->type == NAL_IDR_SLICE)\n h->frame_recovered |= FRAME_RECOVERED_IDR;\n h->cur_pic_ptr->recovered |= !!(h->frame_recovered & FRAME_RECOVERED_IDR);\n if (h->current_slice == 1) {\n if (!(avctx->flags2 & AV_CODEC_FLAG2_CHUNKS))\n decode_postinit(h, i >= nals_needed);\n if (h->avctx->hwaccel &&\n (ret = h->avctx->hwaccel->start_frame(h->avctx, NULL, 0)) < 0)\n return ret;\n }\n if (sl->redundant_pic_count == 0 &&\n (avctx->skip_frame < AVDISCARD_NONREF || nal->ref_idc) &&\n (avctx->skip_frame < AVDISCARD_BIDIR ||\n sl->slice_type_nos != AV_PICTURE_TYPE_B) &&\n (avctx->skip_frame < AVDISCARD_NONKEY ||\n h->cur_pic_ptr->f->key_frame) &&\n avctx->skip_frame < AVDISCARD_ALL) {\n if (avctx->hwaccel) {\n ret = avctx->hwaccel->decode_slice(avctx, nal->raw_data, nal->raw_size);\n if (ret < 0)\n return ret;\n } else\n context_count++;\n }\n break;\n case NAL_DPA:\n case NAL_DPB:\n case NAL_DPC:\n avpriv_request_sample(avctx, "data partitioning");\n ret = AVERROR(ENOSYS);\n goto end;\n break;\n case NAL_SEI:\n h->gb = nal->gb;\n ret = ff_h264_decode_sei(h);\n if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))\n goto end;\n break;\n case NAL_SPS:\n h->gb = nal->gb;\n ret = ff_h264_decode_seq_parameter_set(h);\n if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))\n goto end;\n break;\n case NAL_PPS:\n h->gb = nal->gb;\n ret = ff_h264_decode_picture_parameter_set(h, nal->size_bits);\n if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))\n goto end;\n break;\n case NAL_AUD:\n case NAL_END_SEQUENCE:\n case NAL_END_STREAM:\n case NAL_FILLER_DATA:\n case NAL_SPS_EXT:\n case NAL_AUXILIARY_SLICE:\n break;\n case NAL_FF_IGNORE:\n break;\n default:\n av_log(avctx, AV_LOG_DEBUG, "Unknown NAL code: %d (%d bits)\\n",\n nal->type, nal->size_bits);\n }\n if (context_count == h->max_contexts) {\n ret = ff_h264_execute_decode_slices(h, context_count);\n if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))\n goto end;\n context_count = 0;\n }\n if (err < 0) {\n av_log(h->avctx, AV_LOG_ERROR, "decode_slice_header error\\n");\n sl->ref_count[0] = sl->ref_count[1] = sl->list_count = 0;\n } else if (err == 1) {\n sl = &h->slice_ctx[0];\n goto again;\n }\n }\n if (context_count) {\n ret = ff_h264_execute_decode_slices(h, context_count);\n if (ret < 0 && (h->avctx->err_recognition & AV_EF_EXPLODE))\n goto end;\n }\n ret = 0;\nend:\n if (h->cur_pic_ptr && !h->droppable) {\n ff_thread_report_progress(&h->cur_pic_ptr->tf, INT_MAX,\n h->picture_structure == PICT_BOTTOM_FIELD);\n }\n return (ret < 0) ? ret : buf_size;\n}', 'int ff_h264_execute_decode_slices(H264Context *h, unsigned context_count)\n{\n AVCodecContext *const avctx = h->avctx;\n H264SliceContext *sl;\n int i, j;\n if (h->avctx->hwaccel)\n return 0;\n if (context_count == 1) {\n int ret;\n h->slice_ctx[0].next_slice_idx = h->mb_width * h->mb_height;\n ret = decode_slice(avctx, &h->slice_ctx[0]);\n h->mb_y = h->slice_ctx[0].mb_y;\n return ret;\n } else {\n for (i = 0; i < context_count; i++) {\n int next_slice_idx = h->mb_width * h->mb_height;\n int slice_idx;\n sl = &h->slice_ctx[i];\n sl->er.error_count = 0;\n slice_idx = sl->mb_y * h->mb_width + sl->mb_x;\n for (j = 0; j < context_count; j++) {\n H264SliceContext *sl2 = &h->slice_ctx[j];\n int slice_idx2 = sl2->mb_y * h->mb_width + sl2->mb_x;\n if (i == j || slice_idx2 < slice_idx)\n continue;\n next_slice_idx = FFMIN(next_slice_idx, slice_idx2);\n }\n sl->next_slice_idx = next_slice_idx;\n }\n avctx->execute(avctx, decode_slice, h->slice_ctx,\n NULL, context_count, sizeof(h->slice_ctx[0]));\n sl = &h->slice_ctx[context_count - 1];\n h->mb_y = sl->mb_y;\n for (i = 1; i < context_count; i++)\n h->slice_ctx[0].er.error_count += h->slice_ctx[i].er.error_count;\n }\n return 0;\n}'] |
11,885 | 0 | https://github.com/libav/libav/blob/591766a3a9c88614b9cb0ed90e25dc6e7d883752/libavcodec/eamad.c/#L209 | static void decode_mb(MadContext *s, int inter)
{
int mv_map = 0;
int mv_x, mv_y;
int j;
if (inter) {
int v = decode210(&s->gb);
if (v < 2) {
mv_map = v ? get_bits(&s->gb, 6) : 63;
mv_x = decode_motion(&s->gb);
mv_y = decode_motion(&s->gb);
} else {
mv_map = 0;
}
}
for (j=0; j<6; j++) {
if (mv_map & (1<<j)) {
int add = 2*decode_motion(&s->gb);
comp_block(s, s->mb_x, s->mb_y, j, mv_x, mv_y, add);
} else {
s->dsp.clear_block(s->block);
decode_block_intra(s, s->block);
idct_put(s, s->block, s->mb_x, s->mb_y, j);
}
}
} | ['static void decode_mb(MadContext *s, int inter)\n{\n int mv_map = 0;\n int mv_x, mv_y;\n int j;\n if (inter) {\n int v = decode210(&s->gb);\n if (v < 2) {\n mv_map = v ? get_bits(&s->gb, 6) : 63;\n mv_x = decode_motion(&s->gb);\n mv_y = decode_motion(&s->gb);\n } else {\n mv_map = 0;\n }\n }\n for (j=0; j<6; j++) {\n if (mv_map & (1<<j)) {\n int add = 2*decode_motion(&s->gb);\n comp_block(s, s->mb_x, s->mb_y, j, mv_x, mv_y, add);\n } else {\n s->dsp.clear_block(s->block);\n decode_block_intra(s, s->block);\n idct_put(s, s->block, s->mb_x, s->mb_y, j);\n }\n }\n}'] |
11,886 | 0 | https://github.com/libav/libav/blob/a893655bdaa726a82424367b6456d195be12ebbc/libavcodec/assdec.c/#L34 | static av_cold int ass_decode_init(AVCodecContext *avctx)
{
avctx->subtitle_header = av_malloc(avctx->extradata_size);
if (!avctx->extradata)
return AVERROR(ENOMEM);
memcpy(avctx->subtitle_header, avctx->extradata, avctx->extradata_size);
avctx->subtitle_header_size = avctx->extradata_size;
return 0;
} | ['static av_cold int ass_decode_init(AVCodecContext *avctx)\n{\n avctx->subtitle_header = av_malloc(avctx->extradata_size);\n if (!avctx->extradata)\n return AVERROR(ENOMEM);\n memcpy(avctx->subtitle_header, avctx->extradata, avctx->extradata_size);\n avctx->subtitle_header_size = avctx->extradata_size;\n return 0;\n}', 'void *av_malloc(size_t size)\n{\n void *ptr = NULL;\n#if CONFIG_MEMALIGN_HACK\n long diff;\n#endif\n if (size > (INT_MAX - 32) || !size)\n return NULL;\n#if CONFIG_MEMALIGN_HACK\n ptr = malloc(size + 32);\n if (!ptr)\n return ptr;\n diff = ((-(long)ptr - 1) & 31) + 1;\n ptr = (char *)ptr + diff;\n ((char *)ptr)[-1] = diff;\n#elif HAVE_POSIX_MEMALIGN\n if (posix_memalign(&ptr, 32, size))\n ptr = NULL;\n#elif HAVE_ALIGNED_MALLOC\n ptr = _aligned_malloc(size, 32);\n#elif HAVE_MEMALIGN\n ptr = memalign(32, size);\n#else\n ptr = malloc(size);\n#endif\n return ptr;\n}'] |
11,887 | 0 | https://github.com/openssl/openssl/blob/9c46f4b9cd4912b61cb546c48b678488d7f26ed6/engines/e_4758cca.c/#L744 | static int cca_rsa_sign(int type, const unsigned char *m, unsigned int m_len,
unsigned char *sigret, unsigned int *siglen,
const RSA *rsa)
{
long returnCode;
long reasonCode;
long exitDataLength = 0;
unsigned char exitData[8];
long ruleArrayLength = 1;
unsigned char ruleArray[8] = "PKCS-1.1";
long outputLength = 256;
long outputBitLength;
long keyTokenLength;
unsigned char *hashBuffer = NULL;
unsigned char *keyToken = (unsigned char *)RSA_get_ex_data(rsa, hndidx);
long length = SSL_SIG_LEN;
long keyLength;
X509_SIG sig;
ASN1_TYPE parameter;
X509_ALGOR algorithm;
ASN1_OCTET_STRING digest;
keyTokenLength = *(long *)keyToken;
keyToken += sizeof(long);
if (type == NID_md5 || type == NID_sha1) {
sig.algor = &algorithm;
algorithm.algorithm = OBJ_nid2obj(type);
if (!algorithm.algorithm) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN,
CCA4758_R_UNKNOWN_ALGORITHM_TYPE);
return 0;
}
if (!algorithm.algorithm->length) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN,
CCA4758_R_ASN1_OID_UNKNOWN_FOR_MD);
return 0;
}
parameter.type = V_ASN1_NULL;
parameter.value.ptr = NULL;
algorithm.parameter = ¶meter;
sig.digest = &digest;
sig.digest->data = (unsigned char *)m;
sig.digest->length = m_len;
length = i2d_X509_SIG(&sig, NULL);
}
keyLength = RSA_size(rsa);
if (length - RSA_PKCS1_PADDING > keyLength) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN,
CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
return 0;
}
switch (type) {
case NID_md5_sha1:
if (m_len != SSL_SIG_LEN) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN,
CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);
return 0;
}
hashBuffer = (unsigned char *)m;
length = m_len;
break;
case NID_md5:
{
unsigned char *ptr;
ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);
if (!hashBuffer) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);
return 0;
}
i2d_X509_SIG(&sig, &ptr);
}
break;
case NID_sha1:
{
unsigned char *ptr;
ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);
if (!hashBuffer) {
CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);
return 0;
}
i2d_X509_SIG(&sig, &ptr);
}
break;
default:
return 0;
}
digitalSignatureGenerate(&returnCode, &reasonCode, &exitDataLength,
exitData, &ruleArrayLength, ruleArray,
&keyTokenLength, keyToken, &length, hashBuffer,
&outputLength, &outputBitLength, sigret);
if (type == NID_sha1 || type == NID_md5) {
OPENSSL_cleanse(hashBuffer, keyLength + 1);
OPENSSL_free(hashBuffer);
}
*siglen = outputLength;
return ((returnCode || reasonCode) ? 0 : 1);
} | ['static int cca_rsa_sign(int type, const unsigned char *m, unsigned int m_len,\n unsigned char *sigret, unsigned int *siglen,\n const RSA *rsa)\n{\n long returnCode;\n long reasonCode;\n long exitDataLength = 0;\n unsigned char exitData[8];\n long ruleArrayLength = 1;\n unsigned char ruleArray[8] = "PKCS-1.1";\n long outputLength = 256;\n long outputBitLength;\n long keyTokenLength;\n unsigned char *hashBuffer = NULL;\n unsigned char *keyToken = (unsigned char *)RSA_get_ex_data(rsa, hndidx);\n long length = SSL_SIG_LEN;\n long keyLength;\n X509_SIG sig;\n ASN1_TYPE parameter;\n X509_ALGOR algorithm;\n ASN1_OCTET_STRING digest;\n keyTokenLength = *(long *)keyToken;\n keyToken += sizeof(long);\n if (type == NID_md5 || type == NID_sha1) {\n sig.algor = &algorithm;\n algorithm.algorithm = OBJ_nid2obj(type);\n if (!algorithm.algorithm) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN,\n CCA4758_R_UNKNOWN_ALGORITHM_TYPE);\n return 0;\n }\n if (!algorithm.algorithm->length) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN,\n CCA4758_R_ASN1_OID_UNKNOWN_FOR_MD);\n return 0;\n }\n parameter.type = V_ASN1_NULL;\n parameter.value.ptr = NULL;\n algorithm.parameter = ¶meter;\n sig.digest = &digest;\n sig.digest->data = (unsigned char *)m;\n sig.digest->length = m_len;\n length = i2d_X509_SIG(&sig, NULL);\n }\n keyLength = RSA_size(rsa);\n if (length - RSA_PKCS1_PADDING > keyLength) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN,\n CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);\n return 0;\n }\n switch (type) {\n case NID_md5_sha1:\n if (m_len != SSL_SIG_LEN) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN,\n CCA4758_R_SIZE_TOO_LARGE_OR_TOO_SMALL);\n return 0;\n }\n hashBuffer = (unsigned char *)m;\n length = m_len;\n break;\n case NID_md5:\n {\n unsigned char *ptr;\n ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);\n if (!hashBuffer) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);\n return 0;\n }\n i2d_X509_SIG(&sig, &ptr);\n }\n break;\n case NID_sha1:\n {\n unsigned char *ptr;\n ptr = hashBuffer = OPENSSL_malloc((unsigned int)keyLength + 1);\n if (!hashBuffer) {\n CCA4758err(CCA4758_F_CCA_RSA_SIGN, ERR_R_MALLOC_FAILURE);\n return 0;\n }\n i2d_X509_SIG(&sig, &ptr);\n }\n break;\n default:\n return 0;\n }\n digitalSignatureGenerate(&returnCode, &reasonCode, &exitDataLength,\n exitData, &ruleArrayLength, ruleArray,\n &keyTokenLength, keyToken, &length, hashBuffer,\n &outputLength, &outputBitLength, sigret);\n if (type == NID_sha1 || type == NID_md5) {\n OPENSSL_cleanse(hashBuffer, keyLength + 1);\n OPENSSL_free(hashBuffer);\n }\n *siglen = outputLength;\n return ((returnCode || reasonCode) ? 0 : 1);\n}', 'void *RSA_get_ex_data(const RSA *r, int idx)\n{\n return (CRYPTO_get_ex_data(&r->ex_data, idx));\n}', 'void *CRYPTO_get_ex_data(const CRYPTO_EX_DATA *ad, int idx)\n{\n if (ad->sk == NULL)\n return (0);\n else if (idx >= sk_void_num(ad->sk))\n return (0);\n else\n return (sk_void_value(ad->sk, idx));\n}', 'int sk_num(const _STACK *st)\n{\n if (st == NULL)\n return -1;\n return st->num;\n}', 'void *sk_value(const _STACK *st, int i)\n{\n if (!st || (i < 0) || (i >= st->num))\n return NULL;\n return st->data[i];\n}'] |
11,888 | 0 | https://github.com/openssl/openssl/blob/28e0be13f69da0f3763be9b2bb3217d7e8859760/crypto/bn/bn_lib.c/#L470 | BIGNUM *bn_expand2(BIGNUM *b, int words)
{
BN_ULONG *A,*a;
const BN_ULONG *B;
int i;
bn_check_top(b);
if (words > b->max)
{
bn_check_top(b);
if (BN_get_flags(b,BN_FLG_STATIC_DATA))
{
BNerr(BN_F_BN_EXPAND2,BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return(NULL);
}
a=A=(BN_ULONG *)Malloc(sizeof(BN_ULONG)*(words+1));
if (A == NULL)
{
BNerr(BN_F_BN_EXPAND2,ERR_R_MALLOC_FAILURE);
return(NULL);
}
#if 1
B=b->d;
if (B != NULL)
{
#if 0
for (i=b->top&(~7); i>0; i-=8)
{
A[0]=B[0]; A[1]=B[1]; A[2]=B[2]; A[3]=B[3];
A[4]=B[4]; A[5]=B[5]; A[6]=B[6]; A[7]=B[7];
A+=8;
B+=8;
}
switch (b->top&7)
{
case 7:
A[6]=B[6];
case 6:
A[5]=B[5];
case 5:
A[4]=B[4];
case 4:
A[3]=B[3];
case 3:
A[2]=B[2];
case 2:
A[1]=B[1];
case 1:
A[0]=B[0];
case 0:
;
}
#else
for (i=b->top>>2; i>0; i--,A+=4,B+=4)
{
BN_ULONG a0,a1,a2,a3;
a0=B[0]; a1=B[1]; a2=B[2]; a3=B[3];
A[0]=a0; A[1]=a1; A[2]=a2; A[3]=a3;
}
switch (b->top&3)
{
case 3: A[2]=B[2];
case 2: A[1]=B[1];
case 1: A[0]=B[0];
case 0: ;
}
#endif
Free(b->d);
}
b->d=a;
b->max=words;
A= &(b->d[b->top]);
for (i=(b->max - b->top)>>3; i>0; i--,A+=8)
{
A[0]=0; A[1]=0; A[2]=0; A[3]=0;
A[4]=0; A[5]=0; A[6]=0; A[7]=0;
}
for (i=(b->max - b->top)&7; i>0; i--,A++)
A[0]=0;
#else
memset(A,0,sizeof(BN_ULONG)*(words+1));
memcpy(A,b->d,sizeof(b->d[0])*b->top);
b->d=a;
b->max=words;
#endif
}
return(b);
} | ['int dsa_sign_setup(DSA *dsa, BN_CTX *ctx_in, BIGNUM **kinvp, BIGNUM **rp)\n\t{\n\tBN_CTX *ctx;\n\tBIGNUM k,*kinv=NULL,*r=NULL;\n\tint ret=0;\n\tif (ctx_in == NULL)\n\t\t{\n\t\tif ((ctx=BN_CTX_new()) == NULL) goto err;\n\t\t}\n\telse\n\t\tctx=ctx_in;\n\tBN_init(&k);\n\tif ((r=BN_new()) == NULL) goto err;\n\tkinv=NULL;\n\tfor (;;)\n\t\t{\n\t\tif (!BN_rand(&k, BN_num_bits(dsa->q), 1, 0)) goto err;\n\t\tif (BN_cmp(&k,dsa->q) >= 0)\n\t\t\tBN_sub(&k,&k,dsa->q);\n\t\tif (!BN_is_zero(&k)) break;\n\t\t}\n\tif ((dsa->method_mont_p == NULL) && (dsa->flags & DSA_FLAG_CACHE_MONT_P))\n\t\t{\n\t\tif ((dsa->method_mont_p=(char *)BN_MONT_CTX_new()) != NULL)\n\t\t\tif (!BN_MONT_CTX_set((BN_MONT_CTX *)dsa->method_mont_p,\n\t\t\t\tdsa->p,ctx)) goto err;\n\t\t}\n\tif (!dsa->meth->bn_mod_exp(dsa, r,dsa->g,&k,dsa->p,ctx,\n\t\t(BN_MONT_CTX *)dsa->method_mont_p)) goto err;\n\tif (!BN_mod(r,r,dsa->q,ctx)) goto err;\n\tif ((kinv=BN_mod_inverse(NULL,&k,dsa->q,ctx)) == NULL) goto err;\n\tif (*kinvp != NULL) BN_clear_free(*kinvp);\n\t*kinvp=kinv;\n\tkinv=NULL;\n\tif (*rp != NULL) BN_clear_free(*rp);\n\t*rp=r;\n\tret=1;\nerr:\n\tif (!ret)\n\t\t{\n\t\tDSAerr(DSA_F_DSA_SIGN_SETUP,ERR_R_BN_LIB);\n\t\tif (kinv != NULL) BN_clear_free(kinv);\n\t\tif (r != NULL) BN_clear_free(r);\n\t\t}\n\tif (ctx_in == NULL) BN_CTX_free(ctx);\n\tif (kinv != NULL) BN_clear_free(kinv);\n\tBN_clear_free(&k);\n\treturn(ret);\n\t}', 'BIGNUM *BN_new(void)\n\t{\n\tBIGNUM *ret;\n\tif ((ret=(BIGNUM *)Malloc(sizeof(BIGNUM))) == NULL)\n\t\t{\n\t\tBNerr(BN_F_BN_NEW,ERR_R_MALLOC_FAILURE);\n\t\treturn(NULL);\n\t\t}\n\tret->flags=BN_FLG_MALLOCED;\n\tret->top=0;\n\tret->neg=0;\n\tret->max=0;\n\tret->d=NULL;\n\treturn(ret);\n\t}', 'int BN_mod(BIGNUM *rem, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n\t{\n#if 0\n\tint i,nm,nd;\n\tBIGNUM *dv;\n\tif (BN_ucmp(m,d) < 0)\n\t\treturn((BN_copy(rem,m) == NULL)?0:1);\n\tdv= &(ctx->bn[ctx->tos]);\n\tif (!BN_copy(rem,m)) return(0);\n\tnm=BN_num_bits(rem);\n\tnd=BN_num_bits(d);\n\tif (!BN_lshift(dv,d,nm-nd)) return(0);\n\tfor (i=nm-nd; i>=0; i--)\n\t\t{\n\t\tif (BN_cmp(rem,dv) >= 0)\n\t\t\t{\n\t\t\tif (!BN_sub(rem,rem,dv)) return(0);\n\t\t\t}\n\t\tif (!BN_rshift1(dv,dv)) return(0);\n\t\t}\n\treturn(1);\n#else\n\treturn(BN_div(NULL,rem,m,d,ctx));\n#endif\n\t}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n\t BN_CTX *ctx)\n\t{\n\tint norm_shift,i,j,loop;\n\tBIGNUM *tmp,wnum,*snum,*sdiv,*res;\n\tBN_ULONG *resp,*wnump;\n\tBN_ULONG d0,d1;\n\tint num_n,div_n;\n\tbn_check_top(num);\n\tbn_check_top(divisor);\n\tif (BN_is_zero(divisor))\n\t\t{\n\t\tBNerr(BN_F_BN_DIV,BN_R_DIV_BY_ZERO);\n\t\treturn(0);\n\t\t}\n\tif (BN_ucmp(num,divisor) < 0)\n\t\t{\n\t\tif (rm != NULL)\n\t\t\t{ if (BN_copy(rm,num) == NULL) return(0); }\n\t\tif (dv != NULL) BN_zero(dv);\n\t\treturn(1);\n\t\t}\n\ttmp= &(ctx->bn[ctx->tos]);\n\ttmp->neg=0;\n\tsnum= &(ctx->bn[ctx->tos+1]);\n\tsdiv= &(ctx->bn[ctx->tos+2]);\n\tif (dv == NULL)\n\t\tres= &(ctx->bn[ctx->tos+3]);\n\telse\tres=dv;\n\tnorm_shift=BN_BITS2-((BN_num_bits(divisor))%BN_BITS2);\n\tBN_lshift(sdiv,divisor,norm_shift);\n\tsdiv->neg=0;\n\tnorm_shift+=BN_BITS2;\n\tBN_lshift(snum,num,norm_shift);\n\tsnum->neg=0;\n\tdiv_n=sdiv->top;\n\tnum_n=snum->top;\n\tloop=num_n-div_n;\n\tBN_init(&wnum);\n\twnum.d=\t &(snum->d[loop]);\n\twnum.top= div_n;\n\twnum.max= snum->max+1;\n\td0=sdiv->d[div_n-1];\n\td1=(div_n == 1)?0:sdiv->d[div_n-2];\n\twnump= &(snum->d[num_n-1]);\n\tres->neg= (num->neg^divisor->neg);\n\tif (!bn_wexpand(res,(loop+1))) goto err;\n\tres->top=loop;\n\tresp= &(res->d[loop-1]);\n\tif (!bn_wexpand(tmp,(div_n+1))) goto err;\n\tif (BN_ucmp(&wnum,sdiv) >= 0)\n\t\t{\n\t\tif (!BN_usub(&wnum,&wnum,sdiv)) goto err;\n\t\t*resp=1;\n\t\tres->d[res->top-1]=1;\n\t\t}\n\telse\n\t\tres->top--;\n\tresp--;\n\tfor (i=0; i<loop-1; i++)\n\t\t{\n\t\tBN_ULONG q,l0;\n#ifdef BN_DIV3W\n\t\tq=bn_div_3_words(wnump,d1,d0);\n#else\n#if !defined(NO_ASM) && !defined(PEDANTIC)\n# if defined(__GNUC__) && __GNUC__>=2\n# if defined(__i386)\n# define bn_div_words(n0,n1,d0)\t\t\\\n\t({ asm volatile (\t\t\t\\\n\t\t"divl\t%4"\t\t\t\\\n\t\t: "=a"(q), "=d"(rem)\t\t\\\n\t\t: "a"(n1), "d"(n0), "g"(d0)\t\\\n\t\t: "cc");\t\t\t\\\n\t q;\t\t\t\t\t\\\n\t})\n# define REMINDER_IS_ALREADY_CALCULATED\n# endif\n# endif\n#endif\n\t\tBN_ULONG n0,n1,rem=0;\n\t\tn0=wnump[0];\n\t\tn1=wnump[-1];\n\t\tif (n0 == d0)\n\t\t\tq=BN_MASK2;\n\t\telse\n#if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n\t\t\tq=((((BN_ULLONG)n0)<<BN_BITS2)|n1)/d0;\n#else\n\t\t\tq=bn_div_words(n0,n1,d0);\n#endif\n\t\t{\n#ifdef BN_LLONG\n\t\tBN_ULLONG t2;\n#ifndef REMINDER_IS_ALREADY_CALCULATED\n\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n\t\tt2=(BN_ULLONG)d1*q;\n\t\tfor (;;)\n\t\t\t{\n if (t2 <= ((((BN_ULLONG)rem)<<BN_BITS2)|wnump[-2]))\n\t\t\t\tbreak;\n\t\t\tq--;\n\t\t\trem += d0;\n\t\t\tif (rem < d0) break;\n\t\t\tt2 -= d1;\n\t\t\t}\n#else\n\t\tBN_ULONG t2l,t2h,ql,qh;\n#ifndef REMINDER_IS_ALREADY_CALCULATED\n\t\trem=(n1-q*d0)&BN_MASK2;\n#endif\n\t\tt2l=LBITS(d1); t2h=HBITS(d1);\n\t\tql =LBITS(q); qh =HBITS(q);\n\t\tmul64(t2l,t2h,ql,qh);\n\t\tfor (;;)\n\t\t\t{\n\t\t\tif ((t2h < rem) ||\n\t\t\t\t((t2h == rem) && (t2l <= wnump[-2])))\n\t\t\t\tbreak;\n\t\t\tq--;\n\t\t\trem += d0;\n\t\t\tif (rem < d0) break;\n\t\t\tif (t2l < d1) t2h--; t2l -= d1;\n\t\t\t}\n#endif\n\t\t}\n#endif\n\t\tl0=bn_mul_words(tmp->d,sdiv->d,div_n,q);\n\t\twnum.d--; wnum.top++;\n\t\ttmp->d[div_n]=l0;\n\t\tfor (j=div_n+1; j>0; j--)\n\t\t\tif (tmp->d[j-1]) break;\n\t\ttmp->top=j;\n\t\tj=wnum.top;\n\t\tBN_sub(&wnum,&wnum,tmp);\n\t\tsnum->top=snum->top+wnum.top-j;\n\t\tif (wnum.neg)\n\t\t\t{\n\t\t\tq--;\n\t\t\tj=wnum.top;\n\t\t\tBN_add(&wnum,&wnum,sdiv);\n\t\t\tsnum->top+=wnum.top-j;\n\t\t\t}\n\t\t*(resp--)=q;\n\t\twnump--;\n\t\t}\n\tif (rm != NULL)\n\t\t{\n\t\tBN_rshift(rm,snum,norm_shift);\n\t\trm->neg=num->neg;\n\t\t}\n\treturn(1);\nerr:\n\treturn(0);\n\t}', 'int BN_rshift(BIGNUM *r, BIGNUM *a, int n)\n\t{\n\tint i,j,nw,lb,rb;\n\tBN_ULONG *t,*f;\n\tBN_ULONG l,tmp;\n\tnw=n/BN_BITS2;\n\trb=n%BN_BITS2;\n\tlb=BN_BITS2-rb;\n\tif (nw > a->top)\n\t\t{\n\t\tBN_zero(r);\n\t\treturn(1);\n\t\t}\n\tif (r != a)\n\t\t{\n\t\tr->neg=a->neg;\n\t\tif (bn_wexpand(r,a->top-nw+1) == NULL) return(0);\n\t\t}\n\tf= &(a->d[nw]);\n\tt=r->d;\n\tj=a->top-nw;\n\tr->top=j;\n\tif (rb == 0)\n\t\t{\n\t\tfor (i=j+1; i > 0; i--)\n\t\t\t*(t++)= *(f++);\n\t\t}\n\telse\n\t\t{\n\t\tl= *(f++);\n\t\tfor (i=1; i<j; i++)\n\t\t\t{\n\t\t\ttmp =(l>>rb)&BN_MASK2;\n\t\t\tl= *(f++);\n\t\t\t*(t++) =(tmp|(l<<lb))&BN_MASK2;\n\t\t\t}\n\t\t*(t++) =(l>>rb)&BN_MASK2;\n\t\t}\n\t*t=0;\n\tbn_fix_top(r);\n\treturn(1);\n\t}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n\t{\n\tint i,n;\n\tif (bn_expand(a,sizeof(BN_ULONG)*8) == NULL) return(0);\n\tn=sizeof(BN_ULONG)/BN_BYTES;\n\ta->neg=0;\n\ta->top=0;\n\ta->d[0]=(BN_ULONG)w&BN_MASK2;\n\tif (a->d[0] != 0) a->top=1;\n\tfor (i=1; i<n; i++)\n\t\t{\n#ifndef SIXTY_FOUR_BIT\n\t\tw>>=BN_BITS4;\n\t\tw>>=BN_BITS4;\n#else\n\t\tw=0;\n#endif\n\t\ta->d[i]=(BN_ULONG)w&BN_MASK2;\n\t\tif (a->d[i] != 0) a->top=i+1;\n\t\t}\n\treturn(1);\n\t}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n\t{\n\tBN_ULONG *A,*a;\n\tconst BN_ULONG *B;\n\tint i;\n\tbn_check_top(b);\n\tif (words > b->max)\n\t\t{\n\t\tbn_check_top(b);\n\t\tif (BN_get_flags(b,BN_FLG_STATIC_DATA))\n\t\t\t{\n\t\t\tBNerr(BN_F_BN_EXPAND2,BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n\t\t\treturn(NULL);\n\t\t\t}\n\t\ta=A=(BN_ULONG *)Malloc(sizeof(BN_ULONG)*(words+1));\n\t\tif (A == NULL)\n\t\t\t{\n\t\t\tBNerr(BN_F_BN_EXPAND2,ERR_R_MALLOC_FAILURE);\n\t\t\treturn(NULL);\n\t\t\t}\n#if 1\n\t\tB=b->d;\n\t\tif (B != NULL)\n\t\t\t{\n#if 0\n\t\t\tfor (i=b->top&(~7); i>0; i-=8)\n\t\t\t\t{\n\t\t\t\tA[0]=B[0]; A[1]=B[1]; A[2]=B[2]; A[3]=B[3];\n\t\t\t\tA[4]=B[4]; A[5]=B[5]; A[6]=B[6]; A[7]=B[7];\n\t\t\t\tA+=8;\n\t\t\t\tB+=8;\n\t\t\t\t}\n\t\t\tswitch (b->top&7)\n\t\t\t\t{\n\t\t\tcase 7:\n\t\t\t\tA[6]=B[6];\n\t\t\tcase 6:\n\t\t\t\tA[5]=B[5];\n\t\t\tcase 5:\n\t\t\t\tA[4]=B[4];\n\t\t\tcase 4:\n\t\t\t\tA[3]=B[3];\n\t\t\tcase 3:\n\t\t\t\tA[2]=B[2];\n\t\t\tcase 2:\n\t\t\t\tA[1]=B[1];\n\t\t\tcase 1:\n\t\t\t\tA[0]=B[0];\n\t\t\tcase 0:\n\t\t\t\t;\n\t\t\t\t}\n#else\n\t\t\tfor (i=b->top>>2; i>0; i--,A+=4,B+=4)\n\t\t\t\t{\n\t\t\t\tBN_ULONG a0,a1,a2,a3;\n\t\t\t\ta0=B[0]; a1=B[1]; a2=B[2]; a3=B[3];\n\t\t\t\tA[0]=a0; A[1]=a1; A[2]=a2; A[3]=a3;\n\t\t\t\t}\n\t\t\tswitch (b->top&3)\n\t\t\t\t{\n\t\t\t\tcase 3:\tA[2]=B[2];\n\t\t\t\tcase 2:\tA[1]=B[1];\n\t\t\t\tcase 1:\tA[0]=B[0];\n\t\t\t\tcase 0:\t;\n\t\t\t\t}\n#endif\n\t\t\tFree(b->d);\n\t\t\t}\n\t\tb->d=a;\n\t\tb->max=words;\n\t\tA= &(b->d[b->top]);\n\t\tfor (i=(b->max - b->top)>>3; i>0; i--,A+=8)\n\t\t\t{\n\t\t\tA[0]=0; A[1]=0; A[2]=0; A[3]=0;\n\t\t\tA[4]=0; A[5]=0; A[6]=0; A[7]=0;\n\t\t\t}\n\t\tfor (i=(b->max - b->top)&7; i>0; i--,A++)\n\t\t\tA[0]=0;\n#else\n\t\t\tmemset(A,0,sizeof(BN_ULONG)*(words+1));\n\t\t\tmemcpy(A,b->d,sizeof(b->d[0])*b->top);\n\t\t\tb->d=a;\n\t\t\tb->max=words;\n#endif\n\t\t}\n\treturn(b);\n\t}'] |
11,889 | 0 | https://github.com/openssl/openssl/blob/a35f607c9f9112c649b367d05639394fc1c30771/crypto/rand/rand_lib.c/#L397 | int RAND_status(void)
{
const RAND_METHOD *meth = RAND_get_rand_method();
if (meth->status != NULL)
return meth->status();
return 0;
} | ['int RAND_status(void)\n{\n const RAND_METHOD *meth = RAND_get_rand_method();\n if (meth->status != NULL)\n return meth->status();\n return 0;\n}', 'const RAND_METHOD *RAND_get_rand_method(void)\n{\n const RAND_METHOD *tmp_meth = NULL;\n if (!RUN_ONCE(&rand_init, do_rand_init))\n return NULL;\n CRYPTO_THREAD_write_lock(rand_meth_lock);\n if (default_RAND_meth == NULL) {\n#ifndef OPENSSL_NO_ENGINE\n ENGINE *e;\n if ((e = ENGINE_get_default_RAND()) != NULL\n && (tmp_meth = ENGINE_get_RAND(e)) != NULL) {\n funct_ref = e;\n default_RAND_meth = tmp_meth;\n } else {\n ENGINE_finish(e);\n default_RAND_meth = &rand_meth;\n }\n#else\n default_RAND_meth = &rand_meth;\n#endif\n }\n tmp_meth = default_RAND_meth;\n CRYPTO_THREAD_unlock(rand_meth_lock);\n return tmp_meth;\n}', 'int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))\n{\n if (pthread_once(once, init) != 0)\n return 0;\n return 1;\n}'] |
11,890 | 0 | https://github.com/libav/libav/blob/4c679750cb4cb112c19f862bd733bf6660a935bd/libavcodec/h264.c/#L409 | static void await_references(H264Context *h)
{
MpegEncContext *const s = &h->s;
const int mb_xy = h->mb_xy;
const int mb_type = s->current_picture.f.mb_type[mb_xy];
int refs[2][48];
int nrefs[2] = { 0 };
int ref, list;
memset(refs, -1, sizeof(refs));
if (IS_16X16(mb_type)) {
get_lowest_part_y(h, refs, 0, 16, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
} else if (IS_16X8(mb_type)) {
get_lowest_part_y(h, refs, 0, 8, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
get_lowest_part_y(h, refs, 8, 8, 8,
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);
} else if (IS_8X16(mb_type)) {
get_lowest_part_y(h, refs, 0, 16, 0,
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);
get_lowest_part_y(h, refs, 4, 16, 0,
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);
} else {
int i;
assert(IS_8X8(mb_type));
for (i = 0; i < 4; i++) {
const int sub_mb_type = h->sub_mb_type[i];
const int n = 4 * i;
int y_offset = (i & 2) << 2;
if (IS_SUB_8X8(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else if (IS_SUB_8X4(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 4, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
get_lowest_part_y(h, refs, n + 2, 4, y_offset + 4,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else if (IS_SUB_4X8(sub_mb_type)) {
get_lowest_part_y(h, refs, n, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
get_lowest_part_y(h, refs, n + 1, 8, y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
} else {
int j;
assert(IS_SUB_4X4(sub_mb_type));
for (j = 0; j < 4; j++) {
int sub_y_offset = y_offset + 2 * (j & 2);
get_lowest_part_y(h, refs, n + j, 4, sub_y_offset,
IS_DIR(sub_mb_type, 0, 0),
IS_DIR(sub_mb_type, 0, 1),
nrefs);
}
}
}
}
for (list = h->list_count - 1; list >= 0; list--)
for (ref = 0; ref < 48 && nrefs[list]; ref++) {
int row = refs[list][ref];
if (row >= 0) {
Picture *ref_pic = &h->ref_list[list][ref];
int ref_field = ref_pic->f.reference - 1;
int ref_field_picture = ref_pic->field_picture;
int pic_height = 16 * s->mb_height >> ref_field_picture;
row <<= MB_MBAFF;
nrefs[list]--;
if (!FIELD_PICTURE && ref_field_picture) {
ff_thread_await_progress(&ref_pic->f,
FFMIN((row >> 1) - !(row & 1),
pic_height - 1),
1);
ff_thread_await_progress(&ref_pic->f,
FFMIN((row >> 1), pic_height - 1),
0);
} else if (FIELD_PICTURE && !ref_field_picture) {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row * 2 + ref_field,
pic_height - 1),
0);
} else if (FIELD_PICTURE) {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row, pic_height - 1),
ref_field);
} else {
ff_thread_await_progress(&ref_pic->f,
FFMIN(row, pic_height - 1),
0);
}
}
}
} | ['static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size)\n{\n MpegEncContext *const s = &h->s;\n AVCodecContext *const avctx = s->avctx;\n H264Context *hx;\n int buf_index;\n int context_count;\n int next_avc;\n int pass = !(avctx->active_thread_type & FF_THREAD_FRAME);\n int nals_needed = 0;\n int nal_index;\n h->max_contexts = s->slice_context_count;\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS)) {\n h->current_slice = 0;\n if (!s->first_field)\n s->current_picture_ptr = NULL;\n ff_h264_reset_sei(h);\n }\n for (; pass <= 1; pass++) {\n buf_index = 0;\n context_count = 0;\n next_avc = h->is_avc ? 0 : buf_size;\n nal_index = 0;\n for (;;) {\n int consumed;\n int dst_length;\n int bit_length;\n const uint8_t *ptr;\n int i, nalsize = 0;\n int err;\n if (buf_index >= next_avc) {\n if (buf_index >= buf_size - h->nal_length_size)\n break;\n nalsize = 0;\n for (i = 0; i < h->nal_length_size; i++)\n nalsize = (nalsize << 8) | buf[buf_index++];\n if (nalsize <= 0 || nalsize > buf_size - buf_index) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "AVC: nal size %d\\n", nalsize);\n break;\n }\n next_avc = buf_index + nalsize;\n } else {\n for (; buf_index + 3 < next_avc; buf_index++)\n if (buf[buf_index] == 0 &&\n buf[buf_index + 1] == 0 &&\n buf[buf_index + 2] == 1)\n break;\n if (buf_index + 3 >= buf_size)\n break;\n buf_index += 3;\n if (buf_index >= next_avc)\n continue;\n }\n hx = h->thread_context[context_count];\n ptr = ff_h264_decode_nal(hx, buf + buf_index, &dst_length,\n &consumed, next_avc - buf_index);\n if (ptr == NULL || dst_length < 0) {\n buf_index = -1;\n goto end;\n }\n i = buf_index + consumed;\n if ((s->workaround_bugs & FF_BUG_AUTODETECT) && i + 3 < next_avc &&\n buf[i] == 0x00 && buf[i + 1] == 0x00 &&\n buf[i + 2] == 0x01 && buf[i + 3] == 0xE0)\n s->workaround_bugs |= FF_BUG_TRUNCATED;\n if (!(s->workaround_bugs & FF_BUG_TRUNCATED))\n while (ptr[dst_length - 1] == 0 && dst_length > 0)\n dst_length--;\n bit_length = !dst_length ? 0\n : (8 * dst_length -\n decode_rbsp_trailing(h, ptr + dst_length - 1));\n if (s->avctx->debug & FF_DEBUG_STARTCODE)\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "NAL %d at %d/%d length %d\\n",\n hx->nal_unit_type, buf_index, buf_size, dst_length);\n if (h->is_avc && (nalsize != consumed) && nalsize)\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "AVC: Consumed only %d bytes instead of %d\\n",\n consumed, nalsize);\n buf_index += consumed;\n nal_index++;\n if (pass == 0) {\n switch (hx->nal_unit_type) {\n case NAL_SPS:\n case NAL_PPS:\n nals_needed = nal_index;\n break;\n case NAL_IDR_SLICE:\n case NAL_SLICE:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n if (!get_ue_golomb(&hx->s.gb))\n nals_needed = nal_index;\n }\n continue;\n }\n if (avctx->skip_frame >= AVDISCARD_NONREF && h->nal_ref_idc == 0)\n continue;\nagain:\n err = 0;\n switch (hx->nal_unit_type) {\n case NAL_IDR_SLICE:\n if (h->nal_unit_type != NAL_IDR_SLICE) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Invalid mix of idr and non-idr slices");\n buf_index = -1;\n goto end;\n }\n idr(h);\n case NAL_SLICE:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n hx->intra_gb_ptr =\n hx->inter_gb_ptr = &hx->s.gb;\n hx->s.data_partitioning = 0;\n if ((err = decode_slice_header(hx, h)))\n break;\n s->current_picture_ptr->f.key_frame |=\n (hx->nal_unit_type == NAL_IDR_SLICE) ||\n (h->sei_recovery_frame_cnt >= 0);\n if (h->current_slice == 1) {\n if (!(s->flags2 & CODEC_FLAG2_CHUNKS))\n decode_postinit(h, nal_index >= nals_needed);\n if (s->avctx->hwaccel &&\n s->avctx->hwaccel->start_frame(s->avctx, NULL, 0) < 0)\n return -1;\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_picture_start(s);\n }\n if (hx->redundant_pic_count == 0 &&\n (avctx->skip_frame < AVDISCARD_NONREF ||\n hx->nal_ref_idc) &&\n (avctx->skip_frame < AVDISCARD_BIDIR ||\n hx->slice_type_nos != AV_PICTURE_TYPE_B) &&\n (avctx->skip_frame < AVDISCARD_NONKEY ||\n hx->slice_type_nos == AV_PICTURE_TYPE_I) &&\n avctx->skip_frame < AVDISCARD_ALL) {\n if (avctx->hwaccel) {\n if (avctx->hwaccel->decode_slice(avctx,\n &buf[buf_index - consumed],\n consumed) < 0)\n return -1;\n } else if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {\n static const uint8_t start_code[] = {\n 0x00, 0x00, 0x01 };\n ff_vdpau_add_data_chunk(s, start_code,\n sizeof(start_code));\n ff_vdpau_add_data_chunk(s, &buf[buf_index - consumed],\n consumed);\n } else\n context_count++;\n }\n break;\n case NAL_DPA:\n init_get_bits(&hx->s.gb, ptr, bit_length);\n hx->intra_gb_ptr =\n hx->inter_gb_ptr = NULL;\n if ((err = decode_slice_header(hx, h)) < 0)\n break;\n hx->s.data_partitioning = 1;\n break;\n case NAL_DPB:\n init_get_bits(&hx->intra_gb, ptr, bit_length);\n hx->intra_gb_ptr = &hx->intra_gb;\n break;\n case NAL_DPC:\n init_get_bits(&hx->inter_gb, ptr, bit_length);\n hx->inter_gb_ptr = &hx->inter_gb;\n if (hx->redundant_pic_count == 0 &&\n hx->intra_gb_ptr &&\n hx->s.data_partitioning &&\n s->context_initialized &&\n (avctx->skip_frame < AVDISCARD_NONREF || hx->nal_ref_idc) &&\n (avctx->skip_frame < AVDISCARD_BIDIR ||\n hx->slice_type_nos != AV_PICTURE_TYPE_B) &&\n (avctx->skip_frame < AVDISCARD_NONKEY ||\n hx->slice_type_nos == AV_PICTURE_TYPE_I) &&\n avctx->skip_frame < AVDISCARD_ALL)\n context_count++;\n break;\n case NAL_SEI:\n init_get_bits(&s->gb, ptr, bit_length);\n ff_h264_decode_sei(h);\n break;\n case NAL_SPS:\n init_get_bits(&s->gb, ptr, bit_length);\n if (ff_h264_decode_seq_parameter_set(h) < 0 &&\n h->is_avc && (nalsize != consumed) && nalsize) {\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "SPS decoding failure, trying again with the complete NAL\\n");\n init_get_bits(&s->gb, buf + buf_index + 1 - consumed,\n 8 * (nalsize - 1));\n ff_h264_decode_seq_parameter_set(h);\n }\n if (s->flags & CODEC_FLAG_LOW_DELAY ||\n (h->sps.bitstream_restriction_flag &&\n !h->sps.num_reorder_frames))\n s->low_delay = 1;\n if (avctx->has_b_frames < 2)\n avctx->has_b_frames = !s->low_delay;\n if (avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||\n h->cur_chroma_format_idc != h->sps.chroma_format_idc) {\n if (h->sps.bit_depth_luma >= 8 && h->sps.bit_depth_luma <= 10) {\n avctx->bits_per_raw_sample = h->sps.bit_depth_luma;\n h->cur_chroma_format_idc = h->sps.chroma_format_idc;\n h->pixel_shift = h->sps.bit_depth_luma > 8;\n ff_h264dsp_init(&h->h264dsp, h->sps.bit_depth_luma,\n h->sps.chroma_format_idc);\n ff_h264_pred_init(&h->hpc, s->codec_id,\n h->sps.bit_depth_luma,\n h->sps.chroma_format_idc);\n s->dsp.dct_bits = h->sps.bit_depth_luma > 8 ? 32 : 16;\n ff_dsputil_init(&s->dsp, s->avctx);\n } else {\n av_log(avctx, AV_LOG_ERROR,\n "Unsupported bit depth: %d\\n",\n h->sps.bit_depth_luma);\n buf_index = -1;\n goto end;\n }\n }\n break;\n case NAL_PPS:\n init_get_bits(&s->gb, ptr, bit_length);\n ff_h264_decode_picture_parameter_set(h, bit_length);\n break;\n case NAL_AUD:\n case NAL_END_SEQUENCE:\n case NAL_END_STREAM:\n case NAL_FILLER_DATA:\n case NAL_SPS_EXT:\n case NAL_AUXILIARY_SLICE:\n break;\n default:\n av_log(avctx, AV_LOG_DEBUG, "Unknown NAL code: %d (%d bits)\\n",\n hx->nal_unit_type, bit_length);\n }\n if (context_count == h->max_contexts) {\n execute_decode_slices(h, context_count);\n context_count = 0;\n }\n if (err < 0)\n av_log(h->s.avctx, AV_LOG_ERROR, "decode_slice_header error\\n");\n else if (err == 1) {\n h->nal_unit_type = hx->nal_unit_type;\n h->nal_ref_idc = hx->nal_ref_idc;\n hx = h;\n goto again;\n }\n }\n }\n if (context_count)\n execute_decode_slices(h, context_count);\nend:\n if (s->current_picture_ptr && s->current_picture_ptr->owner2 == s &&\n !s->dropable) {\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX,\n s->picture_structure == PICT_BOTTOM_FIELD);\n }\n return buf_index;\n}', 'static int decode_slice_header(H264Context *h, H264Context *h0)\n{\n MpegEncContext *const s = &h->s;\n MpegEncContext *const s0 = &h0->s;\n unsigned int first_mb_in_slice;\n unsigned int pps_id;\n int num_ref_idx_active_override_flag;\n unsigned int slice_type, tmp, i, j;\n int default_ref_list_done = 0;\n int last_pic_structure, last_pic_dropable;\n if ((s->avctx->flags2 & CODEC_FLAG2_FAST) &&\n !h->nal_ref_idc && !h->pixel_shift) {\n s->me.qpel_put = s->dsp.put_2tap_qpel_pixels_tab;\n s->me.qpel_avg = s->dsp.avg_2tap_qpel_pixels_tab;\n } else {\n s->me.qpel_put = s->dsp.put_h264_qpel_pixels_tab;\n s->me.qpel_avg = s->dsp.avg_h264_qpel_pixels_tab;\n }\n first_mb_in_slice = get_ue_golomb(&s->gb);\n if (first_mb_in_slice == 0) {\n if (h0->current_slice && FIELD_PICTURE) {\n field_end(h, 1);\n }\n h0->current_slice = 0;\n if (!s0->first_field) {\n if (s->current_picture_ptr && !s->dropable &&\n s->current_picture_ptr->owner2 == s) {\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX,\n s->picture_structure == PICT_BOTTOM_FIELD);\n }\n s->current_picture_ptr = NULL;\n }\n }\n slice_type = get_ue_golomb_31(&s->gb);\n if (slice_type > 9) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "slice type too large (%d) at %d %d\\n",\n h->slice_type, s->mb_x, s->mb_y);\n return -1;\n }\n if (slice_type > 4) {\n slice_type -= 5;\n h->slice_type_fixed = 1;\n } else\n h->slice_type_fixed = 0;\n slice_type = golomb_to_pict_type[slice_type];\n if (slice_type == AV_PICTURE_TYPE_I ||\n (h0->current_slice != 0 && slice_type == h0->last_slice_type)) {\n default_ref_list_done = 1;\n }\n h->slice_type = slice_type;\n h->slice_type_nos = slice_type & 3;\n s->pict_type = h->slice_type;\n pps_id = get_ue_golomb(&s->gb);\n if (pps_id >= MAX_PPS_COUNT) {\n av_log(h->s.avctx, AV_LOG_ERROR, "pps_id out of range\\n");\n return -1;\n }\n if (!h0->pps_buffers[pps_id]) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "non-existing PPS %u referenced\\n",\n pps_id);\n return -1;\n }\n h->pps = *h0->pps_buffers[pps_id];\n if (!h0->sps_buffers[h->pps.sps_id]) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "non-existing SPS %u referenced\\n",\n h->pps.sps_id);\n return -1;\n }\n h->sps = *h0->sps_buffers[h->pps.sps_id];\n s->avctx->profile = ff_h264_get_profile(&h->sps);\n s->avctx->level = h->sps.level_idc;\n s->avctx->refs = h->sps.ref_frame_count;\n s->mb_width = h->sps.mb_width;\n s->mb_height = h->sps.mb_height * (2 - h->sps.frame_mbs_only_flag);\n h->b_stride = s->mb_width * 4;\n s->chroma_y_shift = h->sps.chroma_format_idc <= 1;\n s->width = 16 * s->mb_width - (2 >> CHROMA444) * FFMIN(h->sps.crop_right, (8 << CHROMA444) - 1);\n if (h->sps.frame_mbs_only_flag)\n s->height = 16 * s->mb_height - (1 << s->chroma_y_shift) * FFMIN(h->sps.crop_bottom, (16 >> s->chroma_y_shift) - 1);\n else\n s->height = 16 * s->mb_height - (2 << s->chroma_y_shift) * FFMIN(h->sps.crop_bottom, (16 >> s->chroma_y_shift) - 1);\n if (FFALIGN(s->avctx->width, 16) == s->width &&\n FFALIGN(s->avctx->height, 16) == s->height) {\n s->width = s->avctx->width;\n s->height = s->avctx->height;\n }\n if (s->context_initialized &&\n (s->width != s->avctx->width || s->height != s->avctx->height ||\n av_cmp_q(h->sps.sar, s->avctx->sample_aspect_ratio))) {\n if (h != h0 || (HAVE_THREADS && h->s.avctx->active_thread_type & FF_THREAD_FRAME)) {\n av_log_missing_feature(s->avctx,\n "Width/height changing with threads is", 0);\n return AVERROR_PATCHWELCOME;\n }\n free_tables(h, 0);\n flush_dpb(s->avctx);\n ff_MPV_common_end(s);\n }\n if (!s->context_initialized) {\n if (h != h0) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Cannot (re-)initialize context during parallel decoding.\\n");\n return -1;\n }\n avcodec_set_dimensions(s->avctx, s->width, s->height);\n s->avctx->sample_aspect_ratio = h->sps.sar;\n av_assert0(s->avctx->sample_aspect_ratio.den);\n if (h->sps.video_signal_type_present_flag) {\n s->avctx->color_range = h->sps.full_range ? AVCOL_RANGE_JPEG\n : AVCOL_RANGE_MPEG;\n if (h->sps.colour_description_present_flag) {\n s->avctx->color_primaries = h->sps.color_primaries;\n s->avctx->color_trc = h->sps.color_trc;\n s->avctx->colorspace = h->sps.colorspace;\n }\n }\n if (h->sps.timing_info_present_flag) {\n int64_t den = h->sps.time_scale;\n if (h->x264_build < 44U)\n den *= 2;\n av_reduce(&s->avctx->time_base.num, &s->avctx->time_base.den,\n h->sps.num_units_in_tick, den, 1 << 30);\n }\n switch (h->sps.bit_depth_luma) {\n case 9:\n if (CHROMA444) {\n if (s->avctx->colorspace == AVCOL_SPC_RGB) {\n s->avctx->pix_fmt = PIX_FMT_GBRP9;\n } else\n s->avctx->pix_fmt = PIX_FMT_YUV444P9;\n } else if (CHROMA422)\n s->avctx->pix_fmt = PIX_FMT_YUV422P9;\n else\n s->avctx->pix_fmt = PIX_FMT_YUV420P9;\n break;\n case 10:\n if (CHROMA444) {\n if (s->avctx->colorspace == AVCOL_SPC_RGB) {\n s->avctx->pix_fmt = PIX_FMT_GBRP10;\n } else\n s->avctx->pix_fmt = PIX_FMT_YUV444P10;\n } else if (CHROMA422)\n s->avctx->pix_fmt = PIX_FMT_YUV422P10;\n else\n s->avctx->pix_fmt = PIX_FMT_YUV420P10;\n break;\n case 8:\n if (CHROMA444) {\n if (s->avctx->colorspace == AVCOL_SPC_RGB) {\n s->avctx->pix_fmt = PIX_FMT_GBRP;\n } else\n s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ444P\n : PIX_FMT_YUV444P;\n } else if (CHROMA422) {\n s->avctx->pix_fmt = s->avctx->color_range == AVCOL_RANGE_JPEG ? PIX_FMT_YUVJ422P\n : PIX_FMT_YUV422P;\n } else {\n s->avctx->pix_fmt = s->avctx->get_format(s->avctx,\n s->avctx->codec->pix_fmts ?\n s->avctx->codec->pix_fmts :\n s->avctx->color_range == AVCOL_RANGE_JPEG ?\n hwaccel_pixfmt_list_h264_jpeg_420 :\n ff_hwaccel_pixfmt_list_420);\n }\n break;\n default:\n av_log(s->avctx, AV_LOG_ERROR,\n "Unsupported bit depth: %d\\n", h->sps.bit_depth_luma);\n return AVERROR_INVALIDDATA;\n }\n s->avctx->hwaccel = ff_find_hwaccel(s->avctx->codec->id,\n s->avctx->pix_fmt);\n if (ff_MPV_common_init(s) < 0) {\n av_log(h->s.avctx, AV_LOG_ERROR, "ff_MPV_common_init() failed.\\n");\n return -1;\n }\n s->first_field = 0;\n h->prev_interlaced_frame = 1;\n init_scan_tables(h);\n if (ff_h264_alloc_tables(h) < 0) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Could not allocate memory for h264\\n");\n return AVERROR(ENOMEM);\n }\n if (!HAVE_THREADS || !(s->avctx->active_thread_type & FF_THREAD_SLICE)) {\n if (context_init(h) < 0) {\n av_log(h->s.avctx, AV_LOG_ERROR, "context_init() failed.\\n");\n return -1;\n }\n } else {\n for (i = 1; i < s->slice_context_count; i++) {\n H264Context *c;\n c = h->thread_context[i] = av_malloc(sizeof(H264Context));\n memcpy(c, h->s.thread_context[i], sizeof(MpegEncContext));\n memset(&c->s + 1, 0, sizeof(H264Context) - sizeof(MpegEncContext));\n c->h264dsp = h->h264dsp;\n c->sps = h->sps;\n c->pps = h->pps;\n c->pixel_shift = h->pixel_shift;\n init_scan_tables(c);\n clone_tables(c, h, i);\n }\n for (i = 0; i < s->slice_context_count; i++)\n if (context_init(h->thread_context[i]) < 0) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "context_init() failed.\\n");\n return -1;\n }\n }\n }\n if (h == h0 && h->dequant_coeff_pps != pps_id) {\n h->dequant_coeff_pps = pps_id;\n init_dequant_tables(h);\n }\n h->frame_num = get_bits(&s->gb, h->sps.log2_max_frame_num);\n h->mb_mbaff = 0;\n h->mb_aff_frame = 0;\n last_pic_structure = s0->picture_structure;\n last_pic_dropable = s->dropable;\n s->dropable = h->nal_ref_idc == 0;\n if (h->sps.frame_mbs_only_flag) {\n s->picture_structure = PICT_FRAME;\n } else {\n if (get_bits1(&s->gb)) {\n s->picture_structure = PICT_TOP_FIELD + get_bits1(&s->gb);\n } else {\n s->picture_structure = PICT_FRAME;\n h->mb_aff_frame = h->sps.mb_aff;\n }\n }\n h->mb_field_decoding_flag = s->picture_structure != PICT_FRAME;\n if (h0->current_slice != 0) {\n if (last_pic_structure != s->picture_structure ||\n last_pic_dropable != s->dropable) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Changing field mode (%d -> %d) between slices is not allowed\\n",\n last_pic_structure, s->picture_structure);\n s->picture_structure = last_pic_structure;\n s->dropable = last_pic_dropable;\n return AVERROR_INVALIDDATA;\n }\n } else {\n if (h->frame_num != h->prev_frame_num) {\n int unwrap_prev_frame_num = h->prev_frame_num;\n int max_frame_num = 1 << h->sps.log2_max_frame_num;\n if (unwrap_prev_frame_num > h->frame_num)\n unwrap_prev_frame_num -= max_frame_num;\n if ((h->frame_num - unwrap_prev_frame_num) > h->sps.ref_frame_count) {\n unwrap_prev_frame_num = (h->frame_num - h->sps.ref_frame_count) - 1;\n if (unwrap_prev_frame_num < 0)\n unwrap_prev_frame_num += max_frame_num;\n h->prev_frame_num = unwrap_prev_frame_num;\n }\n }\n if (s0->first_field) {\n assert(s0->current_picture_ptr);\n assert(s0->current_picture_ptr->f.data[0]);\n assert(s0->current_picture_ptr->f.reference != DELAYED_PIC_REF);\n if (!last_pic_dropable && s0->current_picture_ptr->owner2 == s0) {\n ff_thread_report_progress(&s0->current_picture_ptr->f, INT_MAX,\n last_pic_structure == PICT_BOTTOM_FIELD);\n }\n if (!FIELD_PICTURE || s->picture_structure == last_pic_structure) {\n if (!last_pic_dropable && last_pic_structure != PICT_FRAME) {\n ff_thread_report_progress(&s0->current_picture_ptr->f, INT_MAX,\n last_pic_structure == PICT_TOP_FIELD);\n }\n } else {\n if (s0->current_picture_ptr->frame_num != h->frame_num) {\n if (!last_pic_dropable && last_pic_structure != PICT_FRAME) {\n ff_thread_report_progress(&s0->current_picture_ptr->f, INT_MAX,\n last_pic_structure == PICT_TOP_FIELD);\n }\n } else {\n if (!((last_pic_structure == PICT_TOP_FIELD &&\n s->picture_structure == PICT_BOTTOM_FIELD) ||\n (last_pic_structure == PICT_BOTTOM_FIELD &&\n s->picture_structure == PICT_TOP_FIELD))) {\n av_log(s->avctx, AV_LOG_ERROR,\n "Invalid field mode combination %d/%d\\n",\n last_pic_structure, s->picture_structure);\n s->picture_structure = last_pic_structure;\n s->dropable = last_pic_dropable;\n return AVERROR_INVALIDDATA;\n } else if (last_pic_dropable != s->dropable) {\n av_log(s->avctx, AV_LOG_ERROR,\n "Cannot combine reference and non-reference fields in the same frame\\n");\n av_log_ask_for_sample(s->avctx, NULL);\n s->picture_structure = last_pic_structure;\n s->dropable = last_pic_dropable;\n return AVERROR_INVALIDDATA;\n }\n s0->current_picture_ptr->owner2 = s0;\n }\n }\n }\n while (h->frame_num != h->prev_frame_num &&\n h->frame_num != (h->prev_frame_num + 1) % (1 << h->sps.log2_max_frame_num)) {\n Picture *prev = h->short_ref_count ? h->short_ref[0] : NULL;\n av_log(h->s.avctx, AV_LOG_DEBUG, "Frame num gap %d %d\\n",\n h->frame_num, h->prev_frame_num);\n if (ff_h264_frame_start(h) < 0)\n return -1;\n h->prev_frame_num++;\n h->prev_frame_num %= 1 << h->sps.log2_max_frame_num;\n s->current_picture_ptr->frame_num = h->prev_frame_num;\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX, 0);\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX, 1);\n ff_generate_sliding_window_mmcos(h);\n if (ff_h264_execute_ref_pic_marking(h, h->mmco, h->mmco_index) < 0 &&\n (s->avctx->err_recognition & AV_EF_EXPLODE))\n return AVERROR_INVALIDDATA;\n if (h->short_ref_count) {\n if (prev) {\n av_image_copy(h->short_ref[0]->f.data, h->short_ref[0]->f.linesize,\n (const uint8_t **)prev->f.data, prev->f.linesize,\n s->avctx->pix_fmt, s->mb_width * 16, s->mb_height * 16);\n h->short_ref[0]->poc = prev->poc + 2;\n }\n h->short_ref[0]->frame_num = h->prev_frame_num;\n }\n }\n if (s0->first_field) {\n assert(s0->current_picture_ptr);\n assert(s0->current_picture_ptr->f.data[0]);\n assert(s0->current_picture_ptr->f.reference != DELAYED_PIC_REF);\n if (!FIELD_PICTURE || s->picture_structure == last_pic_structure) {\n s0->current_picture_ptr = NULL;\n s0->first_field = FIELD_PICTURE;\n } else {\n if (s0->current_picture_ptr->frame_num != h->frame_num) {\n s0->first_field = 1;\n s0->current_picture_ptr = NULL;\n } else {\n s0->first_field = 0;\n }\n }\n } else {\n assert(!s0->current_picture_ptr);\n s0->first_field = FIELD_PICTURE;\n }\n if (!FIELD_PICTURE || s0->first_field) {\n if (ff_h264_frame_start(h) < 0) {\n s0->first_field = 0;\n return -1;\n }\n } else {\n ff_release_unused_pictures(s, 0);\n }\n }\n if (h != h0)\n clone_slice(h, h0);\n s->current_picture_ptr->frame_num = h->frame_num;\n assert(s->mb_num == s->mb_width * s->mb_height);\n if (first_mb_in_slice << FIELD_OR_MBAFF_PICTURE >= s->mb_num ||\n first_mb_in_slice >= s->mb_num) {\n av_log(h->s.avctx, AV_LOG_ERROR, "first_mb_in_slice overflow\\n");\n return -1;\n }\n s->resync_mb_x = s->mb_x = first_mb_in_slice % s->mb_width;\n s->resync_mb_y = s->mb_y = (first_mb_in_slice / s->mb_width) << FIELD_OR_MBAFF_PICTURE;\n if (s->picture_structure == PICT_BOTTOM_FIELD)\n s->resync_mb_y = s->mb_y = s->mb_y + 1;\n assert(s->mb_y < s->mb_height);\n if (s->picture_structure == PICT_FRAME) {\n h->curr_pic_num = h->frame_num;\n h->max_pic_num = 1 << h->sps.log2_max_frame_num;\n } else {\n h->curr_pic_num = 2 * h->frame_num + 1;\n h->max_pic_num = 1 << (h->sps.log2_max_frame_num + 1);\n }\n if (h->nal_unit_type == NAL_IDR_SLICE)\n get_ue_golomb(&s->gb);\n if (h->sps.poc_type == 0) {\n h->poc_lsb = get_bits(&s->gb, h->sps.log2_max_poc_lsb);\n if (h->pps.pic_order_present == 1 && s->picture_structure == PICT_FRAME)\n h->delta_poc_bottom = get_se_golomb(&s->gb);\n }\n if (h->sps.poc_type == 1 && !h->sps.delta_pic_order_always_zero_flag) {\n h->delta_poc[0] = get_se_golomb(&s->gb);\n if (h->pps.pic_order_present == 1 && s->picture_structure == PICT_FRAME)\n h->delta_poc[1] = get_se_golomb(&s->gb);\n }\n init_poc(h);\n if (h->pps.redundant_pic_cnt_present)\n h->redundant_pic_count = get_ue_golomb(&s->gb);\n h->ref_count[0] = h->pps.ref_count[0];\n h->ref_count[1] = h->pps.ref_count[1];\n if (h->slice_type_nos != AV_PICTURE_TYPE_I) {\n int max_refs = s->picture_structure == PICT_FRAME ? 16 : 32;\n if (h->slice_type_nos == AV_PICTURE_TYPE_B)\n h->direct_spatial_mv_pred = get_bits1(&s->gb);\n num_ref_idx_active_override_flag = get_bits1(&s->gb);\n if (num_ref_idx_active_override_flag) {\n h->ref_count[0] = get_ue_golomb(&s->gb) + 1;\n if (h->slice_type_nos == AV_PICTURE_TYPE_B)\n h->ref_count[1] = get_ue_golomb(&s->gb) + 1;\n }\n if (h->ref_count[0] > max_refs || h->ref_count[1] > max_refs) {\n av_log(h->s.avctx, AV_LOG_ERROR, "reference overflow\\n");\n h->ref_count[0] = h->ref_count[1] = 1;\n return AVERROR_INVALIDDATA;\n }\n if (h->slice_type_nos == AV_PICTURE_TYPE_B)\n h->list_count = 2;\n else\n h->list_count = 1;\n } else\n h->list_count = 0;\n if (!default_ref_list_done)\n ff_h264_fill_default_ref_list(h);\n if (h->slice_type_nos != AV_PICTURE_TYPE_I &&\n ff_h264_decode_ref_pic_list_reordering(h) < 0) {\n h->ref_count[1] = h->ref_count[0] = 0;\n return -1;\n }\n if (h->slice_type_nos != AV_PICTURE_TYPE_I) {\n s->last_picture_ptr = &h->ref_list[0][0];\n ff_copy_picture(&s->last_picture, s->last_picture_ptr);\n }\n if (h->slice_type_nos == AV_PICTURE_TYPE_B) {\n s->next_picture_ptr = &h->ref_list[1][0];\n ff_copy_picture(&s->next_picture, s->next_picture_ptr);\n }\n if ((h->pps.weighted_pred && h->slice_type_nos == AV_PICTURE_TYPE_P) ||\n (h->pps.weighted_bipred_idc == 1 &&\n h->slice_type_nos == AV_PICTURE_TYPE_B))\n pred_weight_table(h);\n else if (h->pps.weighted_bipred_idc == 2 &&\n h->slice_type_nos == AV_PICTURE_TYPE_B) {\n implicit_weight_table(h, -1);\n } else {\n h->use_weight = 0;\n for (i = 0; i < 2; i++) {\n h->luma_weight_flag[i] = 0;\n h->chroma_weight_flag[i] = 0;\n }\n }\n if (h->nal_ref_idc && ff_h264_decode_ref_pic_marking(h0, &s->gb) < 0 &&\n (s->avctx->err_recognition & AV_EF_EXPLODE))\n return AVERROR_INVALIDDATA;\n if (FRAME_MBAFF) {\n ff_h264_fill_mbaff_ref_list(h);\n if (h->pps.weighted_bipred_idc == 2 && h->slice_type_nos == AV_PICTURE_TYPE_B) {\n implicit_weight_table(h, 0);\n implicit_weight_table(h, 1);\n }\n }\n if (h->slice_type_nos == AV_PICTURE_TYPE_B && !h->direct_spatial_mv_pred)\n ff_h264_direct_dist_scale_factor(h);\n ff_h264_direct_ref_list_init(h);\n if (h->slice_type_nos != AV_PICTURE_TYPE_I && h->pps.cabac) {\n tmp = get_ue_golomb_31(&s->gb);\n if (tmp > 2) {\n av_log(s->avctx, AV_LOG_ERROR, "cabac_init_idc overflow\\n");\n return -1;\n }\n h->cabac_init_idc = tmp;\n }\n h->last_qscale_diff = 0;\n tmp = h->pps.init_qp + get_se_golomb(&s->gb);\n if (tmp > 51 + 6 * (h->sps.bit_depth_luma - 8)) {\n av_log(s->avctx, AV_LOG_ERROR, "QP %u out of range\\n", tmp);\n return -1;\n }\n s->qscale = tmp;\n h->chroma_qp[0] = get_chroma_qp(h, 0, s->qscale);\n h->chroma_qp[1] = get_chroma_qp(h, 1, s->qscale);\n if (h->slice_type == AV_PICTURE_TYPE_SP)\n get_bits1(&s->gb);\n if (h->slice_type == AV_PICTURE_TYPE_SP ||\n h->slice_type == AV_PICTURE_TYPE_SI)\n get_se_golomb(&s->gb);\n h->deblocking_filter = 1;\n h->slice_alpha_c0_offset = 52;\n h->slice_beta_offset = 52;\n if (h->pps.deblocking_filter_parameters_present) {\n tmp = get_ue_golomb_31(&s->gb);\n if (tmp > 2) {\n av_log(s->avctx, AV_LOG_ERROR,\n "deblocking_filter_idc %u out of range\\n", tmp);\n return -1;\n }\n h->deblocking_filter = tmp;\n if (h->deblocking_filter < 2)\n h->deblocking_filter ^= 1;\n if (h->deblocking_filter) {\n h->slice_alpha_c0_offset += get_se_golomb(&s->gb) << 1;\n h->slice_beta_offset += get_se_golomb(&s->gb) << 1;\n if (h->slice_alpha_c0_offset > 104U ||\n h->slice_beta_offset > 104U) {\n av_log(s->avctx, AV_LOG_ERROR,\n "deblocking filter parameters %d %d out of range\\n",\n h->slice_alpha_c0_offset, h->slice_beta_offset);\n return -1;\n }\n }\n }\n if (s->avctx->skip_loop_filter >= AVDISCARD_ALL ||\n (s->avctx->skip_loop_filter >= AVDISCARD_NONKEY &&\n h->slice_type_nos != AV_PICTURE_TYPE_I) ||\n (s->avctx->skip_loop_filter >= AVDISCARD_BIDIR &&\n h->slice_type_nos == AV_PICTURE_TYPE_B) ||\n (s->avctx->skip_loop_filter >= AVDISCARD_NONREF &&\n h->nal_ref_idc == 0))\n h->deblocking_filter = 0;\n if (h->deblocking_filter == 1 && h0->max_contexts > 1) {\n if (s->avctx->flags2 & CODEC_FLAG2_FAST) {\n h->deblocking_filter = 2;\n } else {\n h0->max_contexts = 1;\n if (!h0->single_decode_warning) {\n av_log(s->avctx, AV_LOG_INFO,\n "Cannot parallelize deblocking type 1, decoding such frames in sequential order\\n");\n h0->single_decode_warning = 1;\n }\n if (h != h0) {\n av_log(h->s.avctx, AV_LOG_ERROR,\n "Deblocking switched inside frame.\\n");\n return 1;\n }\n }\n }\n h->qp_thresh = 15 + 52 -\n FFMIN(h->slice_alpha_c0_offset, h->slice_beta_offset) -\n FFMAX3(0,\n h->pps.chroma_qp_index_offset[0],\n h->pps.chroma_qp_index_offset[1]) +\n 6 * (h->sps.bit_depth_luma - 8);\n h0->last_slice_type = slice_type;\n h->slice_num = ++h0->current_slice;\n if (h->slice_num >= MAX_SLICES) {\n av_log(s->avctx, AV_LOG_ERROR,\n "Too many slices, increase MAX_SLICES and recompile\\n");\n }\n for (j = 0; j < 2; j++) {\n int id_list[16];\n int *ref2frm = h->ref2frm[h->slice_num & (MAX_SLICES - 1)][j];\n for (i = 0; i < 16; i++) {\n id_list[i] = 60;\n if (h->ref_list[j][i].f.data[0]) {\n int k;\n uint8_t *base = h->ref_list[j][i].f.base[0];\n for (k = 0; k < h->short_ref_count; k++)\n if (h->short_ref[k]->f.base[0] == base) {\n id_list[i] = k;\n break;\n }\n for (k = 0; k < h->long_ref_count; k++)\n if (h->long_ref[k] && h->long_ref[k]->f.base[0] == base) {\n id_list[i] = h->short_ref_count + k;\n break;\n }\n }\n }\n ref2frm[0] =\n ref2frm[1] = -1;\n for (i = 0; i < 16; i++)\n ref2frm[i + 2] = 4 * id_list[i] +\n (h->ref_list[j][i].f.reference & 3);\n ref2frm[18 + 0] =\n ref2frm[18 + 1] = -1;\n for (i = 16; i < 48; i++)\n ref2frm[i + 4] = 4 * id_list[(i - 16) >> 1] +\n (h->ref_list[j][i].f.reference & 3);\n }\n h->emu_edge_width = (s->flags & CODEC_FLAG_EMU_EDGE ||\n (!h->sps.frame_mbs_only_flag &&\n s->avctx->active_thread_type))\n ? 0 : 16;\n h->emu_edge_height = (FRAME_MBAFF || FIELD_PICTURE) ? 0 : h->emu_edge_width;\n if (s->avctx->debug & FF_DEBUG_PICT_INFO) {\n av_log(h->s.avctx, AV_LOG_DEBUG,\n "slice:%d %s mb:%d %c%s%s pps:%u frame:%d poc:%d/%d ref:%d/%d qp:%d loop:%d:%d:%d weight:%d%s %s\\n",\n h->slice_num,\n (s->picture_structure == PICT_FRAME ? "F" : s->picture_structure == PICT_TOP_FIELD ? "T" : "B"),\n first_mb_in_slice,\n av_get_picture_type_char(h->slice_type),\n h->slice_type_fixed ? " fix" : "",\n h->nal_unit_type == NAL_IDR_SLICE ? " IDR" : "",\n pps_id, h->frame_num,\n s->current_picture_ptr->field_poc[0],\n s->current_picture_ptr->field_poc[1],\n h->ref_count[0], h->ref_count[1],\n s->qscale,\n h->deblocking_filter,\n h->slice_alpha_c0_offset / 2 - 26, h->slice_beta_offset / 2 - 26,\n h->use_weight,\n h->use_weight == 1 && h->use_weight_chroma ? "c" : "",\n h->slice_type == AV_PICTURE_TYPE_B ? (h->direct_spatial_mv_pred ? "SPAT" : "TEMP") : "");\n }\n return 0;\n}', 'static int field_end(H264Context *h, int in_setup)\n{\n MpegEncContext *const s = &h->s;\n AVCodecContext *const avctx = s->avctx;\n int err = 0;\n s->mb_y = 0;\n if (!in_setup && !s->dropable)\n ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX,\n s->picture_structure == PICT_BOTTOM_FIELD);\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_set_reference_frames(s);\n if (in_setup || !(avctx->active_thread_type & FF_THREAD_FRAME)) {\n if (!s->dropable) {\n err = ff_h264_execute_ref_pic_marking(h, h->mmco, h->mmco_index);\n h->prev_poc_msb = h->poc_msb;\n h->prev_poc_lsb = h->poc_lsb;\n }\n h->prev_frame_num_offset = h->frame_num_offset;\n h->prev_frame_num = h->frame_num;\n h->outputed_poc = h->next_outputed_poc;\n }\n if (avctx->hwaccel) {\n if (avctx->hwaccel->end_frame(avctx) < 0)\n av_log(avctx, AV_LOG_ERROR,\n "hardware accelerator failed to decode picture\\n");\n }\n if (CONFIG_H264_VDPAU_DECODER &&\n s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)\n ff_vdpau_h264_picture_complete(s);\n if (!FIELD_PICTURE)\n ff_er_frame_end(s);\n ff_MPV_frame_end(s);\n h->current_slice = 0;\n return err;\n}', 'void ff_er_frame_end(MpegEncContext *s)\n{\n int i, mb_x, mb_y, error, error_type, dc_error, mv_error, ac_error;\n int distance;\n int threshold_part[4] = { 100, 100, 100 };\n int threshold = 50;\n int is_intra_likely;\n int size = s->b8_stride * 2 * s->mb_height;\n Picture *pic = s->current_picture_ptr;\n if (!s->err_recognition || s->error_count == 0 ||\n s->avctx->hwaccel ||\n s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU ||\n s->picture_structure != PICT_FRAME ||\n s->error_count == 3 * s->mb_width *\n (s->avctx->skip_top + s->avctx->skip_bottom)) {\n return;\n };\n if (s->current_picture.f.motion_val[0] == NULL) {\n av_log(s->avctx, AV_LOG_ERROR, "Warning MVs not available\\n");\n for (i = 0; i < 2; i++) {\n pic->f.ref_index[i] = av_mallocz(s->mb_stride * s->mb_height * 4 * sizeof(uint8_t));\n pic->motion_val_base[i] = av_mallocz((size + 4) * 2 * sizeof(uint16_t));\n pic->f.motion_val[i] = pic->motion_val_base[i] + 4;\n }\n pic->f.motion_subsample_log2 = 3;\n s->current_picture = *s->current_picture_ptr;\n }\n if (s->avctx->debug & FF_DEBUG_ER) {\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int status = s->error_status_table[mb_x + mb_y * s->mb_stride];\n av_log(s->avctx, AV_LOG_DEBUG, "%2X ", status);\n }\n av_log(s->avctx, AV_LOG_DEBUG, "\\n");\n }\n }\n for (error_type = 1; error_type <= 3; error_type++) {\n int end_ok = 0;\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (error & (1 << error_type))\n end_ok = 1;\n if (error & (8 << error_type))\n end_ok = 1;\n if (!end_ok)\n s->error_status_table[mb_xy] |= 1 << error_type;\n if (error & VP_START)\n end_ok = 0;\n }\n }\n if (s->partitioned_frame) {\n int end_ok = 0;\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (error & ER_AC_END)\n end_ok = 0;\n if ((error & ER_MV_END) ||\n (error & ER_DC_END) ||\n (error & ER_AC_ERROR))\n end_ok = 1;\n if (!end_ok)\n s->error_status_table[mb_xy]|= ER_AC_ERROR;\n if (error & VP_START)\n end_ok = 0;\n }\n }\n if (s->err_recognition & AV_EF_EXPLODE) {\n int end_ok = 1;\n for (i = s->mb_num - 2; i >= s->mb_width + 100; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error1 = s->error_status_table[mb_xy];\n int error2 = s->error_status_table[s->mb_index2xy[i + 1]];\n if (error1 & VP_START)\n end_ok = 1;\n if (error2 == (VP_START | ER_MB_ERROR | ER_MB_END) &&\n error1 != (VP_START | ER_MB_ERROR | ER_MB_END) &&\n ((error1 & ER_AC_END) || (error1 & ER_DC_END) ||\n (error1 & ER_MV_END))) {\n end_ok = 0;\n }\n if (!end_ok)\n s->error_status_table[mb_xy] |= ER_MB_ERROR;\n }\n }\n distance = 9999999;\n for (error_type = 1; error_type <= 3; error_type++) {\n for (i = s->mb_num - 1; i >= 0; i--) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (!s->mbskip_table[mb_xy])\n distance++;\n if (error & (1 << error_type))\n distance = 0;\n if (s->partitioned_frame) {\n if (distance < threshold_part[error_type - 1])\n s->error_status_table[mb_xy] |= 1 << error_type;\n } else {\n if (distance < threshold)\n s->error_status_table[mb_xy] |= 1 << error_type;\n }\n if (error & VP_START)\n distance = 9999999;\n }\n }\n error = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n int old_error = s->error_status_table[mb_xy];\n if (old_error & VP_START) {\n error = old_error & ER_MB_ERROR;\n } else {\n error |= old_error & ER_MB_ERROR;\n s->error_status_table[mb_xy] |= error;\n }\n }\n if (!s->partitioned_frame) {\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (error & ER_MB_ERROR)\n error |= ER_MB_ERROR;\n s->error_status_table[mb_xy] = error;\n }\n }\n dc_error = ac_error = mv_error = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (error & ER_DC_ERROR)\n dc_error++;\n if (error & ER_AC_ERROR)\n ac_error++;\n if (error & ER_MV_ERROR)\n mv_error++;\n }\n av_log(s->avctx, AV_LOG_INFO, "concealing %d DC, %d AC, %d MV errors\\n",\n dc_error, ac_error, mv_error);\n is_intra_likely = is_intra_more_likely(s);\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n error = s->error_status_table[mb_xy];\n if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR)))\n continue;\n if (is_intra_likely)\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_INTRA4x4;\n else\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_16x16 | MB_TYPE_L0;\n }\n if (!s->last_picture.f.data[0] && !s->next_picture.f.data[0])\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n if (!IS_INTRA(s->current_picture.f.mb_type[mb_xy]))\n s->current_picture.f.mb_type[mb_xy] = MB_TYPE_INTRA4x4;\n }\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n s->mb_x = 0;\n s->mb_y = mb_y;\n ff_init_block_index(s);\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int dir = !s->last_picture.f.data[0];\n ff_update_block_index(s);\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type))\n continue;\n if (error & ER_MV_ERROR)\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n s->mv_dir = dir ? MV_DIR_BACKWARD : MV_DIR_FORWARD;\n s->mb_intra = 0;\n s->mb_skipped = 0;\n if (IS_8X8(mb_type)) {\n int mb_index = mb_x * 2 + mb_y * 2 * s->b8_stride;\n int j;\n s->mv_type = MV_TYPE_8X8;\n for (j = 0; j < 4; j++) {\n s->mv[0][j][0] = s->current_picture.f.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][0];\n s->mv[0][j][1] = s->current_picture.f.motion_val[dir][mb_index + (j & 1) + (j >> 1) * s->b8_stride][1];\n }\n } else {\n s->mv_type = MV_TYPE_16X16;\n s->mv[0][0][0] = s->current_picture.f.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][0];\n s->mv[0][0][1] = s->current_picture.f.motion_val[dir][mb_x * 2 + mb_y * 2 * s->b8_stride][1];\n }\n s->dsp.clear_blocks(s->block[0]);\n s->mb_x = mb_x;\n s->mb_y = mb_y;\n decode_mb(s, 0 );\n }\n }\n if (s->pict_type == AV_PICTURE_TYPE_B) {\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n s->mb_x = 0;\n s->mb_y = mb_y;\n ff_init_block_index(s);\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int xy = mb_x * 2 + mb_y * 2 * s->b8_stride;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n ff_update_block_index(s);\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type))\n continue;\n if (!(error & ER_MV_ERROR))\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;\n if (!s->last_picture.f.data[0])\n s->mv_dir &= ~MV_DIR_FORWARD;\n if (!s->next_picture.f.data[0])\n s->mv_dir &= ~MV_DIR_BACKWARD;\n s->mb_intra = 0;\n s->mv_type = MV_TYPE_16X16;\n s->mb_skipped = 0;\n if (s->pp_time) {\n int time_pp = s->pp_time;\n int time_pb = s->pb_time;\n if (s->avctx->codec_id == CODEC_ID_H264) {\n } else {\n ff_thread_await_progress(&s->next_picture_ptr->f, mb_y, 0);\n }\n s->mv[0][0][0] = s->next_picture.f.motion_val[0][xy][0] * time_pb / time_pp;\n s->mv[0][0][1] = s->next_picture.f.motion_val[0][xy][1] * time_pb / time_pp;\n s->mv[1][0][0] = s->next_picture.f.motion_val[0][xy][0] * (time_pb - time_pp) / time_pp;\n s->mv[1][0][1] = s->next_picture.f.motion_val[0][xy][1] * (time_pb - time_pp) / time_pp;\n } else {\n s->mv[0][0][0] = 0;\n s->mv[0][0][1] = 0;\n s->mv[1][0][0] = 0;\n s->mv[1][0][1] = 0;\n }\n s->dsp.clear_blocks(s->block[0]);\n s->mb_x = mb_x;\n s->mb_y = mb_y;\n decode_mb(s, 0);\n }\n }\n } else\n guess_mv(s);\n if (CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration)\n goto ec_clean;\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int dc, dcu, dcv, y, n;\n int16_t *dc_ptr;\n uint8_t *dest_y, *dest_cb, *dest_cr;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n error = s->error_status_table[mb_xy];\n if (IS_INTRA(mb_type) && s->partitioned_frame)\n continue;\n dest_y = s->current_picture.f.data[0] + mb_x * 16 + mb_y * 16 * s->linesize;\n dest_cb = s->current_picture.f.data[1] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dest_cr = s->current_picture.f.data[2] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dc_ptr = &s->dc_val[0][mb_x * 2 + mb_y * 2 * s->b8_stride];\n for (n = 0; n < 4; n++) {\n dc = 0;\n for (y = 0; y < 8; y++) {\n int x;\n for (x = 0; x < 8; x++)\n dc += dest_y[x + (n & 1) * 8 +\n (y + (n >> 1) * 8) * s->linesize];\n }\n dc_ptr[(n & 1) + (n >> 1) * s->b8_stride] = (dc + 4) >> 3;\n }\n dcu = dcv = 0;\n for (y = 0; y < 8; y++) {\n int x;\n for (x = 0; x < 8; x++) {\n dcu += dest_cb[x + y * s->uvlinesize];\n dcv += dest_cr[x + y * s->uvlinesize];\n }\n }\n s->dc_val[1][mb_x + mb_y * s->mb_stride] = (dcu + 4) >> 3;\n s->dc_val[2][mb_x + mb_y * s->mb_stride] = (dcv + 4) >> 3;\n }\n }\n guess_dc(s, s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride, 1);\n guess_dc(s, s->dc_val[1], s->mb_width, s->mb_height, s->mb_stride, 0);\n guess_dc(s, s->dc_val[2], s->mb_width, s->mb_height, s->mb_stride, 0);\n filter181(s->dc_val[0], s->mb_width * 2, s->mb_height * 2, s->b8_stride);\n for (mb_y = 0; mb_y < s->mb_height; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n uint8_t *dest_y, *dest_cb, *dest_cr;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n error = s->error_status_table[mb_xy];\n if (IS_INTER(mb_type))\n continue;\n if (!(error & ER_AC_ERROR))\n continue;\n dest_y = s->current_picture.f.data[0] + mb_x * 16 + mb_y * 16 * s->linesize;\n dest_cb = s->current_picture.f.data[1] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n dest_cr = s->current_picture.f.data[2] + mb_x * 8 + mb_y * 8 * s->uvlinesize;\n put_dc(s, dest_y, dest_cb, dest_cr, mb_x, mb_y);\n }\n }\n if (s->avctx->error_concealment & FF_EC_DEBLOCK) {\n h_block_filter(s, s->current_picture.f.data[0], s->mb_width * 2,\n s->mb_height * 2, s->linesize, 1);\n h_block_filter(s, s->current_picture.f.data[1], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n h_block_filter(s, s->current_picture.f.data[2], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n v_block_filter(s, s->current_picture.f.data[0], s->mb_width * 2,\n s->mb_height * 2, s->linesize, 1);\n v_block_filter(s, s->current_picture.f.data[1], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n v_block_filter(s, s->current_picture.f.data[2], s->mb_width,\n s->mb_height , s->uvlinesize, 0);\n }\nec_clean:\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n int error = s->error_status_table[mb_xy];\n if (s->pict_type != AV_PICTURE_TYPE_B &&\n (error & (ER_DC_ERROR | ER_MV_ERROR | ER_AC_ERROR))) {\n s->mbskip_table[mb_xy] = 0;\n }\n s->mbintra_table[mb_xy] = 1;\n }\n}', 'static int is_intra_more_likely(MpegEncContext *s)\n{\n int is_intra_likely, i, j, undamaged_count, skip_amount, mb_x, mb_y;\n if (!s->last_picture_ptr || !s->last_picture_ptr->f.data[0])\n return 1;\n undamaged_count = 0;\n for (i = 0; i < s->mb_num; i++) {\n const int mb_xy = s->mb_index2xy[i];\n const int error = s->error_status_table[mb_xy];\n if (!((error & ER_DC_ERROR) && (error & ER_MV_ERROR)))\n undamaged_count++;\n }\n if (s->codec_id == CODEC_ID_H264) {\n H264Context *h = (void*) s;\n if (h->list_count <= 0 || h->ref_count[0] <= 0 ||\n !h->ref_list[0][0].f.data[0])\n return 1;\n }\n if (undamaged_count < 5)\n return 0;\n if (CONFIG_MPEG_XVMC_DECODER &&\n s->avctx->xvmc_acceleration &&\n s->pict_type == AV_PICTURE_TYPE_I)\n return 1;\n skip_amount = FFMAX(undamaged_count / 50, 1);\n is_intra_likely = 0;\n j = 0;\n for (mb_y = 0; mb_y < s->mb_height - 1; mb_y++) {\n for (mb_x = 0; mb_x < s->mb_width; mb_x++) {\n int error;\n const int mb_xy = mb_x + mb_y * s->mb_stride;\n error = s->error_status_table[mb_xy];\n if ((error & ER_DC_ERROR) && (error & ER_MV_ERROR))\n continue;\n j++;\n if ((j % skip_amount) != 0)\n continue;\n if (s->pict_type == AV_PICTURE_TYPE_I) {\n uint8_t *mb_ptr = s->current_picture.f.data[0] +\n mb_x * 16 + mb_y * 16 * s->linesize;\n uint8_t *last_mb_ptr = s->last_picture.f.data[0] +\n mb_x * 16 + mb_y * 16 * s->linesize;\n if (s->avctx->codec_id == CODEC_ID_H264) {\n } else {\n ff_thread_await_progress(&s->last_picture_ptr->f,\n mb_y, 0);\n }\n is_intra_likely += s->dsp.sad[0](NULL, last_mb_ptr, mb_ptr,\n s->linesize, 16);\n is_intra_likely -= s->dsp.sad[0](NULL, last_mb_ptr,\n last_mb_ptr + s->linesize * 16,\n s->linesize, 16);\n } else {\n if (IS_INTRA(s->current_picture.f.mb_type[mb_xy]))\n is_intra_likely++;\n else\n is_intra_likely--;\n }\n }\n }\n return is_intra_likely > 0;\n}', 'static void decode_mb(MpegEncContext *s, int ref)\n{\n s->dest[0] = s->current_picture.f.data[0] + (s->mb_y * 16 * s->linesize) + s->mb_x * 16;\n s->dest[1] = s->current_picture.f.data[1] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);\n s->dest[2] = s->current_picture.f.data[2] + (s->mb_y * (16 >> s->chroma_y_shift) * s->uvlinesize) + s->mb_x * (16 >> s->chroma_x_shift);\n if (CONFIG_H264_DECODER && s->codec_id == CODEC_ID_H264) {\n H264Context *h = (void*)s;\n h->mb_xy = s->mb_x + s->mb_y * s->mb_stride;\n memset(h->non_zero_count_cache, 0, sizeof(h->non_zero_count_cache));\n assert(ref >= 0);\n if (ref >= h->ref_count[0])\n ref = 0;\n fill_rectangle(&s->current_picture.f.ref_index[0][4 * h->mb_xy],\n 2, 2, 2, ref, 1);\n fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref, 1);\n fill_rectangle(h->mv_cache[0][scan8[0]], 4, 4, 8,\n pack16to32(s->mv[0][0][0], s->mv[0][0][1]), 4);\n assert(!FRAME_MBAFF);\n ff_h264_hl_decode_mb(h);\n } else {\n assert(ref == 0);\n ff_MPV_decode_mb(s, s->block);\n }\n}', 'void ff_h264_hl_decode_mb(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int is_complex = CONFIG_SMALL || h->is_complex || IS_INTRA_PCM(mb_type) || s->qscale == 0;\n if (CHROMA444) {\n if (is_complex || h->pixel_shift)\n hl_decode_mb_444_complex(h);\n else\n hl_decode_mb_444_simple_8(h);\n } else if (is_complex) {\n hl_decode_mb_complex(h);\n } else if (h->pixel_shift) {\n hl_decode_mb_simple_16(h);\n } else\n hl_decode_mb_simple_8(h);\n}', 'static av_noinline void FUNC(hl_decode_mb_444)(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_x = s->mb_x;\n const int mb_y = s->mb_y;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n uint8_t *dest[3];\n int linesize;\n int i, j, p;\n int *block_offset = &h->block_offset[0];\n const int transform_bypass = !SIMPLE && (s->qscale == 0 && h->sps.transform_bypass);\n const int plane_count = (SIMPLE || !CONFIG_GRAY || !(s->flags & CODEC_FLAG_GRAY)) ? 3 : 1;\n for (p = 0; p < plane_count; p++) {\n dest[p] = s->current_picture.f.data[p] +\n ((mb_x << PIXEL_SHIFT) + mb_y * s->linesize) * 16;\n s->dsp.prefetch(dest[p] + (s->mb_x & 3) * 4 * s->linesize + (64 << PIXEL_SHIFT),\n s->linesize, 4);\n }\n h->list_counts[mb_xy] = h->list_count;\n if (!SIMPLE && MB_FIELD) {\n linesize = h->mb_linesize = h->mb_uvlinesize = s->linesize * 2;\n block_offset = &h->block_offset[48];\n if (mb_y & 1)\n for (p = 0; p < 3; p++)\n dest[p] -= s->linesize * 15;\n if (FRAME_MBAFF) {\n int list;\n for (list = 0; list < h->list_count; list++) {\n if (!USES_LIST(mb_type, list))\n continue;\n if (IS_16X16(mb_type)) {\n int8_t *ref = &h->ref_cache[list][scan8[0]];\n fill_rectangle(ref, 4, 4, 8, (16 + *ref) ^ (s->mb_y & 1), 1);\n } else {\n for (i = 0; i < 16; i += 4) {\n int ref = h->ref_cache[list][scan8[i]];\n if (ref >= 0)\n fill_rectangle(&h->ref_cache[list][scan8[i]], 2, 2,\n 8, (16 + ref) ^ (s->mb_y & 1), 1);\n }\n }\n }\n }\n } else {\n linesize = h->mb_linesize = h->mb_uvlinesize = s->linesize;\n }\n if (!SIMPLE && IS_INTRA_PCM(mb_type)) {\n if (PIXEL_SHIFT) {\n const int bit_depth = h->sps.bit_depth_luma;\n GetBitContext gb;\n init_get_bits(&gb, (uint8_t *)h->mb, 768 * bit_depth);\n for (p = 0; p < plane_count; p++)\n for (i = 0; i < 16; i++) {\n uint16_t *tmp = (uint16_t *)(dest[p] + i * linesize);\n for (j = 0; j < 16; j++)\n tmp[j] = get_bits(&gb, bit_depth);\n }\n } else {\n for (p = 0; p < plane_count; p++)\n for (i = 0; i < 16; i++)\n memcpy(dest[p] + i * linesize,\n (uint8_t *)h->mb + p * 256 + i * 16, 16);\n }\n } else {\n if (IS_INTRA(mb_type)) {\n if (h->deblocking_filter)\n xchg_mb_border(h, dest[0], dest[1], dest[2], linesize,\n linesize, 1, 1, SIMPLE, PIXEL_SHIFT);\n for (p = 0; p < plane_count; p++)\n hl_decode_mb_predict_luma(h, mb_type, 1, SIMPLE,\n transform_bypass, PIXEL_SHIFT,\n block_offset, linesize, dest[p], p);\n if (h->deblocking_filter)\n xchg_mb_border(h, dest[0], dest[1], dest[2], linesize,\n linesize, 0, 1, SIMPLE, PIXEL_SHIFT);\n } else {\n FUNC(hl_motion_444)(h, dest[0], dest[1], dest[2],\n s->me.qpel_put, s->dsp.put_h264_chroma_pixels_tab,\n s->me.qpel_avg, s->dsp.avg_h264_chroma_pixels_tab,\n h->h264dsp.weight_h264_pixels_tab,\n h->h264dsp.biweight_h264_pixels_tab);\n }\n for (p = 0; p < plane_count; p++)\n hl_decode_mb_idct_luma(h, mb_type, 1, SIMPLE, transform_bypass,\n PIXEL_SHIFT, block_offset, linesize,\n dest[p], p);\n }\n if (h->cbp || IS_INTRA(mb_type)) {\n s->dsp.clear_blocks(h->mb);\n s->dsp.clear_blocks(h->mb + (24 * 16 << PIXEL_SHIFT));\n }\n}', 'static void MCFUNC(hl_motion)(H264Context *h, uint8_t *dest_y,\n uint8_t *dest_cb, uint8_t *dest_cr,\n qpel_mc_func(*qpix_put)[16],\n h264_chroma_mc_func(*chroma_put),\n qpel_mc_func(*qpix_avg)[16],\n h264_chroma_mc_func(*chroma_avg),\n h264_weight_func *weight_op,\n h264_biweight_func *weight_avg)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n assert(IS_INTER(mb_type));\n if (HAVE_THREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME))\n await_references(h);\n prefetch_motion(h, 0, PIXEL_SHIFT, CHROMA_IDC);\n if (IS_16X16(mb_type)) {\n mc_part(h, 0, 1, 16, 0, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[0], chroma_put[0], qpix_avg[0], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n } else if (IS_16X8(mb_type)) {\n mc_part(h, 0, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n mc_part(h, 8, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 4,\n qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0],\n weight_op, weight_avg,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));\n } else if (IS_8X16(mb_type)) {\n mc_part(h, 0, 0, 16, 8 * h->mb_linesize, dest_y, dest_cb, dest_cr, 0, 0,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1));\n mc_part(h, 4, 0, 16, 8 * h->mb_linesize, dest_y, dest_cb, dest_cr, 4, 0,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1));\n } else {\n int i;\n assert(IS_8X8(mb_type));\n for (i = 0; i < 4; i++) {\n const int sub_mb_type = h->sub_mb_type[i];\n const int n = 4 * i;\n int x_offset = (i & 1) << 2;\n int y_offset = (i & 2) << 1;\n if (IS_SUB_8X8(sub_mb_type)) {\n mc_part(h, n, 1, 8, 0, dest_y, dest_cb, dest_cr,\n x_offset, y_offset,\n qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else if (IS_SUB_8X4(sub_mb_type)) {\n mc_part(h, n, 0, 4, 4 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr,\n x_offset, y_offset,\n qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n mc_part(h, n + 2, 0, 4, 4 << PIXEL_SHIFT,\n dest_y, dest_cb, dest_cr, x_offset, y_offset + 2,\n qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1],\n &weight_op[1], &weight_avg[1],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else if (IS_SUB_4X8(sub_mb_type)) {\n mc_part(h, n, 0, 8, 4 * h->mb_linesize,\n dest_y, dest_cb, dest_cr, x_offset, y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n mc_part(h, n + 1, 0, 8, 4 * h->mb_linesize,\n dest_y, dest_cb, dest_cr, x_offset + 2, y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n } else {\n int j;\n assert(IS_SUB_4X4(sub_mb_type));\n for (j = 0; j < 4; j++) {\n int sub_x_offset = x_offset + 2 * (j & 1);\n int sub_y_offset = y_offset + (j & 2);\n mc_part(h, n + j, 1, 4, 0,\n dest_y, dest_cb, dest_cr, sub_x_offset, sub_y_offset,\n qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2],\n &weight_op[2], &weight_avg[2],\n IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1));\n }\n }\n }\n }\n prefetch_motion(h, 1, PIXEL_SHIFT, CHROMA_IDC);\n}', 'static void await_references(H264Context *h)\n{\n MpegEncContext *const s = &h->s;\n const int mb_xy = h->mb_xy;\n const int mb_type = s->current_picture.f.mb_type[mb_xy];\n int refs[2][48];\n int nrefs[2] = { 0 };\n int ref, list;\n memset(refs, -1, sizeof(refs));\n if (IS_16X16(mb_type)) {\n get_lowest_part_y(h, refs, 0, 16, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n } else if (IS_16X8(mb_type)) {\n get_lowest_part_y(h, refs, 0, 8, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n get_lowest_part_y(h, refs, 8, 8, 8,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);\n } else if (IS_8X16(mb_type)) {\n get_lowest_part_y(h, refs, 0, 16, 0,\n IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1), nrefs);\n get_lowest_part_y(h, refs, 4, 16, 0,\n IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1), nrefs);\n } else {\n int i;\n assert(IS_8X8(mb_type));\n for (i = 0; i < 4; i++) {\n const int sub_mb_type = h->sub_mb_type[i];\n const int n = 4 * i;\n int y_offset = (i & 2) << 2;\n if (IS_SUB_8X8(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else if (IS_SUB_8X4(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 4, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n get_lowest_part_y(h, refs, n + 2, 4, y_offset + 4,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else if (IS_SUB_4X8(sub_mb_type)) {\n get_lowest_part_y(h, refs, n, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n get_lowest_part_y(h, refs, n + 1, 8, y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n } else {\n int j;\n assert(IS_SUB_4X4(sub_mb_type));\n for (j = 0; j < 4; j++) {\n int sub_y_offset = y_offset + 2 * (j & 2);\n get_lowest_part_y(h, refs, n + j, 4, sub_y_offset,\n IS_DIR(sub_mb_type, 0, 0),\n IS_DIR(sub_mb_type, 0, 1),\n nrefs);\n }\n }\n }\n }\n for (list = h->list_count - 1; list >= 0; list--)\n for (ref = 0; ref < 48 && nrefs[list]; ref++) {\n int row = refs[list][ref];\n if (row >= 0) {\n Picture *ref_pic = &h->ref_list[list][ref];\n int ref_field = ref_pic->f.reference - 1;\n int ref_field_picture = ref_pic->field_picture;\n int pic_height = 16 * s->mb_height >> ref_field_picture;\n row <<= MB_MBAFF;\n nrefs[list]--;\n if (!FIELD_PICTURE && ref_field_picture) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN((row >> 1) - !(row & 1),\n pic_height - 1),\n 1);\n ff_thread_await_progress(&ref_pic->f,\n FFMIN((row >> 1), pic_height - 1),\n 0);\n } else if (FIELD_PICTURE && !ref_field_picture) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row * 2 + ref_field,\n pic_height - 1),\n 0);\n } else if (FIELD_PICTURE) {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row, pic_height - 1),\n ref_field);\n } else {\n ff_thread_await_progress(&ref_pic->f,\n FFMIN(row, pic_height - 1),\n 0);\n }\n }\n }\n}'] |
11,891 | 0 | https://github.com/openssl/openssl/blob/64c3da230f557e85422f76c9e3c45fac9b16466c/crypto/bn/bn_print.c/#L197 | int BN_hex2bn(BIGNUM **bn, const char *a)
{
BIGNUM *ret=NULL;
BN_ULONG l=0;
int neg=0,h,m,i,j,k,c;
int num;
if ((a == NULL) || (*a == '\0')) return(0);
if (*a == '-') { neg=1; a++; }
for (i=0; isxdigit((unsigned char) a[i]); i++)
;
num=i+neg;
if (bn == NULL) return(num);
if (*bn == NULL)
{
if ((ret=BN_new()) == NULL) return(0);
}
else
{
ret= *bn;
BN_zero(ret);
}
if (bn_expand(ret,i*4) == NULL) goto err;
j=i;
m=0;
h=0;
while (j > 0)
{
m=((BN_BYTES*2) <= j)?(BN_BYTES*2):j;
l=0;
for (;;)
{
c=a[j-m];
if ((c >= '0') && (c <= '9')) k=c-'0';
else if ((c >= 'a') && (c <= 'f')) k=c-'a'+10;
else if ((c >= 'A') && (c <= 'F')) k=c-'A'+10;
else k=0;
l=(l<<4)|k;
if (--m <= 0)
{
ret->d[h++]=l;
break;
}
}
j-=(BN_BYTES*2);
}
ret->top=h;
bn_fix_top(ret);
ret->neg=neg;
*bn=ret;
return(num);
err:
if (*bn == NULL) BN_free(ret);
return(0);
} | ['EC_GROUP *EC_GROUP_new_by_name(int name)\n\t{\n\tEC_GROUP *ret = NULL;\n\tswitch (name)\n\t\t{\n\tcase EC_GROUP_NO_CURVE:\n\t\treturn NULL;\n\tcase EC_GROUP_SECG_PRIME_112R1:\n\tcase EC_GROUP_WTLS_6:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_112R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_112R2:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_112R2);\n\t\tbreak;\n\tcase EC_GROUP_WTLS_8:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_WTLS_8);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_128R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_128R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_128R2:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_128R2);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_160K1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_160R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_160R2:\n\tcase EC_GROUP_WTLS_7:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_160R2);\n\t\tbreak;\n\tcase EC_GROUP_WTLS_9:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_WTLS_9);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_192K1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_192K1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_192V1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_192);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_192V2:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_192V2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_192V3:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_192V3);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_224K1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_224K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_224R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_224);\n\t\tbreak;\n\tcase EC_GROUP_WTLS_12:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_WTLS_12);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_239V1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_239V2:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_PRIME_239V3:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_239V3);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_256K1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_SECG_PRIME_256K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_256R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_X9_62_PRIME_256V1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_384R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_384);\n\t\tbreak;\n\tcase EC_GROUP_SECG_PRIME_521R1:\n\t\tret = ec_group_new_GFp_from_hex(_EC_GROUP_NIST_PRIME_521);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_113R1:\n\tcase EC_GROUP_WTLS_4:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_113R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_113R2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_113R2);\n\t\tbreak;\n\tcase EC_GROUP_WTLS_1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_WTLS_1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_131R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_131R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_131R2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_131R2);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_163K1:\n\tcase EC_GROUP_WTLS_3:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_163K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_163R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_163R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_163R2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_163R2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_163V1:\n\tcase EC_GROUP_WTLS_5:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_163V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_163V2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_163V2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_163V3:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_163V3);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_176V1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_176V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_191V1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_191V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_191V2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_191V2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_191V3:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_191V3);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_193R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_193R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_193R2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_193R2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_208W1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_208W1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_233K1:\n\tcase EC_GROUP_WTLS_10:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_233K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_233R1:\n\tcase EC_GROUP_WTLS_11:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_233R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_239K1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_239K1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_239V1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_239V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_239V2:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_239V2);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_239V3:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_239V3);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_272W1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_272W1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_283K1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_283K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_283R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_283R1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_304W1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_304W1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_359V1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_359V1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_368W1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_368W1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_409K1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_409K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_409R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_409R1);\n\t\tbreak;\n\tcase EC_GROUP_X9_62_CHAR2_431R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_X9_62_CHAR2_431R1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_571K1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_571K1);\n\t\tbreak;\n\tcase EC_GROUP_SECG_CHAR2_571R1:\n\t\tret = ec_group_new_GF2m_from_hex(_EC_GROUP_SECG_CHAR2_571R1);\n\t\tbreak;\n\t\t}\n\tif (ret == NULL)\n\t\t{\n\t\tECerr(EC_F_EC_GROUP_NEW_BY_NAME, EC_R_UNKNOWN_GROUP);\n\t\treturn NULL;\n\t\t}\n\tEC_GROUP_set_nid(ret, name);\n\treturn ret;\n\t}', 'static EC_GROUP *ec_group_new_GFp_from_hex(const char *prime_in,\n\t const char *a_in, const char *b_in,\n\t const char *x_in, const int y_bit, const char *order_in, const BN_ULONG cofac_in)\n\t{\n\tEC_GROUP *group=NULL;\n\tEC_POINT *P=NULL;\n\tBN_CTX\t *ctx=NULL;\n\tBIGNUM \t *prime=NULL,*a=NULL,*b=NULL,*x=NULL,*order=NULL;\n\tint\t ok=0;\n\tif ((ctx = BN_CTX_new()) == NULL) goto bn_err;\n\tif ((prime = BN_new()) == NULL || (a = BN_new()) == NULL || (b = BN_new()) == NULL ||\n\t\t(x = BN_new()) == NULL || (order = BN_new()) == NULL) goto bn_err;\n\tif (!BN_hex2bn(&prime, prime_in)) goto bn_err;\n\tif (!BN_hex2bn(&a, a_in)) goto bn_err;\n\tif (!BN_hex2bn(&b, b_in)) goto bn_err;\n\tif ((group = EC_GROUP_new_curve_GFp(prime, a, b, ctx)) == NULL) goto err;\n\tif ((P = EC_POINT_new(group)) == NULL) goto err;\n\tif (!BN_hex2bn(&x, x_in)) goto bn_err;\n\tif (!EC_POINT_set_compressed_coordinates_GFp(group, P, x, y_bit, ctx)) goto err;\n\tif (!BN_hex2bn(&order, order_in)) goto bn_err;\n\tif (!BN_set_word(x, cofac_in)) goto bn_err;\n\tif (!EC_GROUP_set_generator(group, P, order, x)) goto err;\n\tok=1;\nbn_err:\n\tif (!ok)\n\t\tECerr(EC_F_EC_GROUP_NEW_GFP_FROM_HEX, ERR_R_BN_LIB);\nerr:\n\tif (!ok)\n\t\t{\n\t\tEC_GROUP_free(group);\n\t\tgroup = NULL;\n\t\t}\n\tif (P) \t EC_POINT_free(P);\n\tif (ctx) BN_CTX_free(ctx);\n\tif (prime) BN_free(prime);\n\tif (a) BN_free(a);\n\tif (b) BN_free(b);\n\tif (order) BN_free(order);\n\tif (x) BN_free(x);\n\treturn(group);\n\t}', "int BN_hex2bn(BIGNUM **bn, const char *a)\n\t{\n\tBIGNUM *ret=NULL;\n\tBN_ULONG l=0;\n\tint neg=0,h,m,i,j,k,c;\n\tint num;\n\tif ((a == NULL) || (*a == '\\0')) return(0);\n\tif (*a == '-') { neg=1; a++; }\n\tfor (i=0; isxdigit((unsigned char) a[i]); i++)\n\t\t;\n\tnum=i+neg;\n\tif (bn == NULL) return(num);\n\tif (*bn == NULL)\n\t\t{\n\t\tif ((ret=BN_new()) == NULL) return(0);\n\t\t}\n\telse\n\t\t{\n\t\tret= *bn;\n\t\tBN_zero(ret);\n\t\t}\n\tif (bn_expand(ret,i*4) == NULL) goto err;\n\tj=i;\n\tm=0;\n\th=0;\n\twhile (j > 0)\n\t\t{\n\t\tm=((BN_BYTES*2) <= j)?(BN_BYTES*2):j;\n\t\tl=0;\n\t\tfor (;;)\n\t\t\t{\n\t\t\tc=a[j-m];\n\t\t\tif ((c >= '0') && (c <= '9')) k=c-'0';\n\t\t\telse if ((c >= 'a') && (c <= 'f')) k=c-'a'+10;\n\t\t\telse if ((c >= 'A') && (c <= 'F')) k=c-'A'+10;\n\t\t\telse k=0;\n\t\t\tl=(l<<4)|k;\n\t\t\tif (--m <= 0)\n\t\t\t\t{\n\t\t\t\tret->d[h++]=l;\n\t\t\t\tbreak;\n\t\t\t\t}\n\t\t\t}\n\t\tj-=(BN_BYTES*2);\n\t\t}\n\tret->top=h;\n\tbn_fix_top(ret);\n\tret->neg=neg;\n\t*bn=ret;\n\treturn(num);\nerr:\n\tif (*bn == NULL) BN_free(ret);\n\treturn(0);\n\t}"] |
11,892 | 0 | https://github.com/openssl/openssl/blob/9b340281873643d2b8a33047dc8bfa607f7e0c3c/crypto/err/err.c/#L914 | void err_clear_last_constant_time(int clear)
{
ERR_STATE *es;
int top;
es = ERR_get_state();
if (es == NULL)
return;
top = es->top;
es->err_flags[top] &= ~(0 - clear);
es->err_buffer[top] &= ~(0UL - clear);
es->err_file[top] = (const char *)((UINTPTR_T)es->err_file[top] &
~((UINTPTR_T)0 - clear));
es->err_line[top] |= 0 - clear;
es->top = (top + ERR_NUM_ERRORS - clear) % ERR_NUM_ERRORS;
} | ['int RSA_padding_check_SSLv23(unsigned char *to, int tlen,\n const unsigned char *from, int flen, int num)\n{\n int i;\n unsigned char *em = NULL;\n unsigned int good, found_zero_byte, mask, threes_in_row;\n int zero_index = 0, msg_index, mlen = -1, err;\n if (flen < 10) {\n RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, RSA_R_DATA_TOO_SMALL);\n return -1;\n }\n em = OPENSSL_malloc(num);\n if (em == NULL) {\n RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, ERR_R_MALLOC_FAILURE);\n return -1;\n }\n for (from += flen, em += num, i = 0; i < num; i++) {\n mask = ~constant_time_is_zero(flen);\n flen -= 1 & mask;\n from -= 1 & mask;\n *--em = *from & mask;\n }\n from = em;\n good = constant_time_is_zero(from[0]);\n good &= constant_time_eq(from[1], 2);\n err = constant_time_select_int(good, 0, RSA_R_BLOCK_TYPE_IS_NOT_02);\n mask = ~good;\n found_zero_byte = 0;\n threes_in_row = 0;\n for (i = 2; i < num; i++) {\n unsigned int equals0 = constant_time_is_zero(from[i]);\n zero_index = constant_time_select_int(~found_zero_byte & equals0,\n i, zero_index);\n found_zero_byte |= equals0;\n threes_in_row += 1 & ~found_zero_byte;\n threes_in_row &= found_zero_byte | constant_time_eq(from[i], 3);\n }\n good &= constant_time_ge(zero_index, 2 + 8);\n err = constant_time_select_int(mask | good, err,\n RSA_R_NULL_BEFORE_BLOCK_MISSING);\n mask = ~good;\n good &= constant_time_lt(threes_in_row, 8);\n err = constant_time_select_int(mask | good, err,\n RSA_R_SSLV3_ROLLBACK_ATTACK);\n mask = ~good;\n msg_index = zero_index + 1;\n mlen = num - msg_index;\n good &= constant_time_ge(tlen, mlen);\n err = constant_time_select_int(mask | good, err, RSA_R_DATA_TOO_LARGE);\n tlen = constant_time_select_int(constant_time_lt(num, tlen), num, tlen);\n msg_index = constant_time_select_int(good, msg_index, num - tlen);\n mlen = num - msg_index;\n for (from += msg_index, mask = good, i = 0; i < tlen; i++) {\n unsigned int equals = constant_time_eq(i, mlen);\n from -= tlen & equals;\n mask &= mask ^ equals;\n to[i] = constant_time_select_8(mask, from[i], to[i]);\n }\n OPENSSL_clear_free(em, num);\n RSAerr(RSA_F_RSA_PADDING_CHECK_SSLV23, err);\n err_clear_last_constant_time(1 & good);\n return constant_time_select_int(good, mlen, -1);\n}', 'static ossl_inline unsigned int constant_time_ge(unsigned int a,\n unsigned int b)\n{\n return ~constant_time_lt(a, b);\n}', 'static ossl_inline unsigned int constant_time_lt(unsigned int a,\n unsigned int b)\n{\n return constant_time_msb(a ^ ((a ^ b) | ((a - b) ^ b)));\n}', 'static ossl_inline unsigned int constant_time_msb(unsigned int a)\n{\n return 0 - (a >> (sizeof(a) * 8 - 1));\n}', 'void err_clear_last_constant_time(int clear)\n{\n ERR_STATE *es;\n int top;\n es = ERR_get_state();\n if (es == NULL)\n return;\n top = es->top;\n es->err_flags[top] &= ~(0 - clear);\n es->err_buffer[top] &= ~(0UL - clear);\n es->err_file[top] = (const char *)((UINTPTR_T)es->err_file[top] &\n ~((UINTPTR_T)0 - clear));\n es->err_line[top] |= 0 - clear;\n es->top = (top + ERR_NUM_ERRORS - clear) % ERR_NUM_ERRORS;\n}'] |
11,893 | 0 | https://github.com/openssl/openssl/blob/55442b8a5b719f54578083fae0fcc814b599cd84/crypto/bn/bn_lib.c/#L233 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return NULL;
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return NULL;
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ['int bn_probable_prime_dh(BIGNUM *rnd, int bits,\n const BIGNUM *add, const BIGNUM *rem, BN_CTX *ctx)\n{\n int i, ret = 0;\n BIGNUM *t1;\n BN_CTX_start(ctx);\n if ((t1 = BN_CTX_get(ctx)) == NULL)\n goto err;\n if (!BN_rand(rnd, bits, BN_RAND_TOP_ONE, BN_RAND_BOTTOM_ODD))\n goto err;\n if (!BN_mod(t1, rnd, add, ctx))\n goto err;\n if (!BN_sub(rnd, rnd, t1))\n goto err;\n if (rem == NULL) {\n if (!BN_add_word(rnd, 1))\n goto err;\n } else {\n if (!BN_add(rnd, rnd, rem))\n goto err;\n }\n loop:\n for (i = 1; i < NUMPRIMES; i++) {\n BN_ULONG mod = BN_mod_word(rnd, (BN_ULONG)primes[i]);\n if (mod == (BN_ULONG)-1)\n goto err;\n if (mod <= 1) {\n if (!BN_add(rnd, rnd, add))\n goto err;\n goto loop;\n }\n }\n ret = 1;\n err:\n BN_CTX_end(ctx);\n bn_check_top(rnd);\n return ret;\n}', 'int BN_rand(BIGNUM *rnd, int bits, int top, int bottom)\n{\n return bnrand(NORMAL, rnd, bits, top, bottom);\n}', 'static int bnrand(BNRAND_FLAG flag, BIGNUM *rnd, int bits, int top, int bottom)\n{\n unsigned char *buf = NULL;\n int b, ret = 0, bit, bytes, mask;\n if (bits == 0) {\n if (top != BN_RAND_TOP_ANY || bottom != BN_RAND_BOTTOM_ANY)\n goto toosmall;\n BN_zero(rnd);\n return 1;\n }\n if (bits < 0 || (bits == 1 && top > 0))\n goto toosmall;\n bytes = (bits + 7) / 8;\n bit = (bits - 1) % 8;\n mask = 0xff << (bit + 1);\n buf = OPENSSL_malloc(bytes);\n if (buf == NULL) {\n BNerr(BN_F_BNRAND, ERR_R_MALLOC_FAILURE);\n goto err;\n }\n b = flag == NORMAL ? RAND_bytes(buf, bytes) : RAND_priv_bytes(buf, bytes);\n if (b <= 0)\n goto err;\n if (flag == TESTING) {\n int i;\n unsigned char c;\n for (i = 0; i < bytes; i++) {\n if (RAND_bytes(&c, 1) <= 0)\n goto err;\n if (c >= 128 && i > 0)\n buf[i] = buf[i - 1];\n else if (c < 42)\n buf[i] = 0;\n else if (c < 84)\n buf[i] = 255;\n }\n }\n if (top >= 0) {\n if (top) {\n if (bit == 0) {\n buf[0] = 1;\n buf[1] |= 0x80;\n } else {\n buf[0] |= (3 << (bit - 1));\n }\n } else {\n buf[0] |= (1 << bit);\n }\n }\n buf[0] &= ~mask;\n if (bottom)\n buf[bytes - 1] |= 1;\n if (!BN_bin2bn(buf, bytes, rnd))\n goto err;\n ret = 1;\n err:\n OPENSSL_clear_free(buf, bytes);\n bn_check_top(rnd);\n return ret;\ntoosmall:\n BNerr(BN_F_BNRAND, BN_R_BITS_TOO_SMALL);\n return 0;\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return 0;\n }\n if (dv != NULL)\n BN_zero(dv);\n return 1;\n }\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n resp++;\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n resp--;\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int ret, r_neg, cmp_res;\n bn_check_top(a);\n bn_check_top(b);\n if (a->neg != b->neg) {\n r_neg = a->neg;\n ret = BN_uadd(r, a, b);\n } else {\n cmp_res = BN_ucmp(a, b);\n if (cmp_res > 0) {\n r_neg = a->neg;\n ret = BN_usub(r, a, b);\n } else if (cmp_res < 0) {\n r_neg = !b->neg;\n ret = BN_usub(r, b, a);\n } else {\n r_neg = 0;\n BN_zero(r);\n ret = 1;\n }\n }\n r->neg = r_neg;\n bn_check_top(r);\n return ret;\n}', 'int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n{\n int max, min, dif;\n const BN_ULONG *ap, *bp;\n BN_ULONG *rp, carry, t1, t2;\n bn_check_top(a);\n bn_check_top(b);\n if (a->top < b->top) {\n const BIGNUM *tmp;\n tmp = a;\n a = b;\n b = tmp;\n }\n max = a->top;\n min = b->top;\n dif = max - min;\n if (bn_wexpand(r, max + 1) == NULL)\n return 0;\n r->top = max;\n ap = a->d;\n bp = b->d;\n rp = r->d;\n carry = bn_add_words(rp, ap, bp, min);\n rp += min;\n ap += min;\n while (dif) {\n dif--;\n t1 = *(ap++);\n t2 = (t1 + carry) & BN_MASK2;\n *(rp++) = t2;\n carry &= (t2 == 0);\n }\n *rp = carry;\n r->top += carry;\n r->neg = 0;\n bn_check_top(r);\n return 1;\n}', 'BIGNUM *bn_wexpand(BIGNUM *a, int words)\n{\n return (words <= a->dmax) ? a : bn_expand2(a, words);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return NULL;\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}', 'void *CRYPTO_zalloc(size_t num, const char *file, int line)\n{\n void *ret = CRYPTO_malloc(num, file, line);\n FAILTEST();\n if (ret != NULL)\n memset(ret, 0, num);\n return ret;\n}', 'void *CRYPTO_malloc(size_t num, const char *file, int line)\n{\n void *ret = NULL;\n INCREMENT(malloc_count);\n if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)\n return malloc_impl(num, file, line);\n if (num == 0)\n return NULL;\n FAILTEST();\n if (allow_customize) {\n allow_customize = 0;\n }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n if (call_malloc_debug) {\n CRYPTO_mem_debug_malloc(NULL, num, 0, file, line);\n ret = malloc(num);\n CRYPTO_mem_debug_malloc(ret, num, 1, file, line);\n } else {\n ret = malloc(num);\n }\n#else\n (void)(file); (void)(line);\n ret = malloc(num);\n#endif\n return ret;\n}'] |
11,894 | 0 | https://github.com/openssl/openssl/blob/4b8515baa6edef1a771f9e4e3fbc0395b4a629e8/crypto/bn/bn_ctx.c/#L273 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['static int file_modsqrt(STANZA *s)\n{\n BIGNUM *a = NULL, *p = NULL, *mod_sqrt = NULL, *ret = NULL, *ret2 = NULL;\n int st = 0;\n if (!TEST_ptr(a = getBN(s, "A"))\n || !TEST_ptr(p = getBN(s, "P"))\n || !TEST_ptr(mod_sqrt = getBN(s, "ModSqrt"))\n || !TEST_ptr(ret = BN_new())\n || !TEST_ptr(ret2 = BN_new()))\n goto err;\n if (!TEST_true(BN_mod_sqrt(ret, a, p, ctx))\n || !TEST_true(BN_sub(ret2, p, ret)))\n goto err;\n if (BN_cmp(ret2, mod_sqrt) != 0\n && !equalBN("sqrt(A) (mod P)", mod_sqrt, ret))\n goto err;\n st = 1;\nerr:\n BN_free(a);\n BN_free(p);\n BN_free(mod_sqrt);\n BN_free(ret);\n BN_free(ret2);\n return st;\n}', 'BIGNUM *BN_mod_sqrt(BIGNUM *in, const BIGNUM *a, const BIGNUM *p, BN_CTX *ctx)\n{\n BIGNUM *ret = in;\n int err = 1;\n int r;\n BIGNUM *A, *b, *q, *t, *x, *y;\n int e, i, j;\n if (!BN_is_odd(p) || BN_abs_is_word(p, 1)) {\n if (BN_abs_is_word(p, 2)) {\n if (ret == NULL)\n ret = BN_new();\n if (ret == NULL)\n goto end;\n if (!BN_set_word(ret, BN_is_bit_set(a, 0))) {\n if (ret != in)\n BN_free(ret);\n return NULL;\n }\n bn_check_top(ret);\n return ret;\n }\n BNerr(BN_F_BN_MOD_SQRT, BN_R_P_IS_NOT_PRIME);\n return (NULL);\n }\n if (BN_is_zero(a) || BN_is_one(a)) {\n if (ret == NULL)\n ret = BN_new();\n if (ret == NULL)\n goto end;\n if (!BN_set_word(ret, BN_is_one(a))) {\n if (ret != in)\n BN_free(ret);\n return NULL;\n }\n bn_check_top(ret);\n return ret;\n }\n BN_CTX_start(ctx);\n A = BN_CTX_get(ctx);\n b = BN_CTX_get(ctx);\n q = BN_CTX_get(ctx);\n t = BN_CTX_get(ctx);\n x = BN_CTX_get(ctx);\n y = BN_CTX_get(ctx);\n if (y == NULL)\n goto end;\n if (ret == NULL)\n ret = BN_new();\n if (ret == NULL)\n goto end;\n if (!BN_nnmod(A, a, p, ctx))\n goto end;\n e = 1;\n while (!BN_is_bit_set(p, e))\n e++;\n if (e == 1) {\n if (!BN_rshift(q, p, 2))\n goto end;\n q->neg = 0;\n if (!BN_add_word(q, 1))\n goto end;\n if (!BN_mod_exp(ret, A, q, p, ctx))\n goto end;\n err = 0;\n goto vrfy;\n }\n if (e == 2) {\n if (!BN_mod_lshift1_quick(t, A, p))\n goto end;\n if (!BN_rshift(q, p, 3))\n goto end;\n q->neg = 0;\n if (!BN_mod_exp(b, t, q, p, ctx))\n goto end;\n if (!BN_mod_sqr(y, b, p, ctx))\n goto end;\n if (!BN_mod_mul(t, t, y, p, ctx))\n goto end;\n if (!BN_sub_word(t, 1))\n goto end;\n if (!BN_mod_mul(x, A, b, p, ctx))\n goto end;\n if (!BN_mod_mul(x, x, t, p, ctx))\n goto end;\n if (!BN_copy(ret, x))\n goto end;\n err = 0;\n goto vrfy;\n }\n if (!BN_copy(q, p))\n goto end;\n q->neg = 0;\n i = 2;\n do {\n if (i < 22) {\n if (!BN_set_word(y, i))\n goto end;\n } else {\n if (!BN_pseudo_rand(y, BN_num_bits(p), 0, 0))\n goto end;\n if (BN_ucmp(y, p) >= 0) {\n if (!(p->neg ? BN_add : BN_sub) (y, y, p))\n goto end;\n }\n if (BN_is_zero(y))\n if (!BN_set_word(y, i))\n goto end;\n }\n r = BN_kronecker(y, q, ctx);\n if (r < -1)\n goto end;\n if (r == 0) {\n BNerr(BN_F_BN_MOD_SQRT, BN_R_P_IS_NOT_PRIME);\n goto end;\n }\n }\n while (r == 1 && ++i < 82);\n if (r != -1) {\n BNerr(BN_F_BN_MOD_SQRT, BN_R_TOO_MANY_ITERATIONS);\n goto end;\n }\n if (!BN_rshift(q, q, e))\n goto end;\n if (!BN_mod_exp(y, y, q, p, ctx))\n goto end;\n if (BN_is_one(y)) {\n BNerr(BN_F_BN_MOD_SQRT, BN_R_P_IS_NOT_PRIME);\n goto end;\n }\n if (!BN_rshift1(t, q))\n goto end;\n if (BN_is_zero(t)) {\n if (!BN_nnmod(t, A, p, ctx))\n goto end;\n if (BN_is_zero(t)) {\n BN_zero(ret);\n err = 0;\n goto end;\n } else if (!BN_one(x))\n goto end;\n } else {\n if (!BN_mod_exp(x, A, t, p, ctx))\n goto end;\n if (BN_is_zero(x)) {\n BN_zero(ret);\n err = 0;\n goto end;\n }\n }\n if (!BN_mod_sqr(b, x, p, ctx))\n goto end;\n if (!BN_mod_mul(b, b, A, p, ctx))\n goto end;\n if (!BN_mod_mul(x, x, A, p, ctx))\n goto end;\n while (1) {\n if (BN_is_one(b)) {\n if (!BN_copy(ret, x))\n goto end;\n err = 0;\n goto vrfy;\n }\n i = 1;\n if (!BN_mod_sqr(t, b, p, ctx))\n goto end;\n while (!BN_is_one(t)) {\n i++;\n if (i == e) {\n BNerr(BN_F_BN_MOD_SQRT, BN_R_NOT_A_SQUARE);\n goto end;\n }\n if (!BN_mod_mul(t, t, t, p, ctx))\n goto end;\n }\n if (!BN_copy(t, y))\n goto end;\n for (j = e - i - 1; j > 0; j--) {\n if (!BN_mod_sqr(t, t, p, ctx))\n goto end;\n }\n if (!BN_mod_mul(y, t, t, p, ctx))\n goto end;\n if (!BN_mod_mul(x, x, t, p, ctx))\n goto end;\n if (!BN_mod_mul(b, b, y, p, ctx))\n goto end;\n e = i;\n }\n vrfy:\n if (!err) {\n if (!BN_mod_sqr(x, ret, p, ctx))\n err = 1;\n if (!err && 0 != BN_cmp(x, A)) {\n BNerr(BN_F_BN_MOD_SQRT, BN_R_NOT_A_SQUARE);\n err = 1;\n }\n }\n end:\n if (err) {\n if (ret != in)\n BN_clear_free(ret);\n ret = NULL;\n }\n BN_CTX_end(ctx);\n bn_check_top(ret);\n return ret;\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_start", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG_EXIT(ctx);\n}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n{\n if (!(BN_mod(r, m, d, ctx)))\n return 0;\n if (!r->neg)\n return 1;\n return (d->neg ? BN_sub : BN_add) (r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int norm_shift, i, loop;\n BIGNUM *tmp, wnum, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnump;\n BN_ULONG d0, d1;\n int num_n, div_n;\n int no_branch = 0;\n if ((num->top > 0 && num->d[num->top - 1] == 0) ||\n (divisor->top > 0 && divisor->d[divisor->top - 1] == 0)) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n bn_check_top(num);\n bn_check_top(divisor);\n if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0)\n || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0)) {\n no_branch = 1;\n }\n bn_check_top(dv);\n bn_check_top(rm);\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return (0);\n }\n if (!no_branch && BN_ucmp(num, divisor) < 0) {\n if (rm != NULL) {\n if (BN_copy(rm, num) == NULL)\n return (0);\n }\n if (dv != NULL)\n BN_zero(dv);\n return (1);\n }\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n norm_shift = BN_BITS2 - ((BN_num_bits(divisor)) % BN_BITS2);\n if (!(BN_lshift(sdiv, divisor, norm_shift)))\n goto err;\n sdiv->neg = 0;\n norm_shift += BN_BITS2;\n if (!(BN_lshift(snum, num, norm_shift)))\n goto err;\n snum->neg = 0;\n if (no_branch) {\n if (snum->top <= sdiv->top + 1) {\n if (bn_wexpand(snum, sdiv->top + 2) == NULL)\n goto err;\n for (i = snum->top; i < sdiv->top + 2; i++)\n snum->d[i] = 0;\n snum->top = sdiv->top + 2;\n } else {\n if (bn_wexpand(snum, snum->top + 1) == NULL)\n goto err;\n snum->d[snum->top] = 0;\n snum->top++;\n }\n }\n div_n = sdiv->top;\n num_n = snum->top;\n loop = num_n - div_n;\n wnum.neg = 0;\n wnum.d = &(snum->d[loop]);\n wnum.top = div_n;\n wnum.dmax = snum->dmax - loop;\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n wnump = &(snum->d[num_n - 1]);\n if (!bn_wexpand(res, (loop + 1)))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop - no_branch;\n resp = &(res->d[loop - 1]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n if (!no_branch) {\n if (BN_ucmp(&wnum, sdiv) >= 0) {\n bn_clear_top2max(&wnum);\n bn_sub_words(wnum.d, wnum.d, sdiv->d, div_n);\n *resp = 1;\n } else\n res->top--;\n }\n resp++;\n if (res->top == 0)\n res->neg = 0;\n else\n resp--;\n for (i = 0; i < loop - 1; i++, wnump--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W) && !defined(OPENSSL_NO_ASM)\n BN_ULONG bn_div_3_words(BN_ULONG *, BN_ULONG, BN_ULONG);\n q = bn_div_3_words(wnump, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnump[0];\n n1 = wnump[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | wnump[-2]))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= wnump[-2])))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum.d--;\n if (bn_sub_words(wnum.d, wnum.d, tmp->d, div_n + 1)) {\n q--;\n if (bn_add_words(wnum.d, wnum.d, sdiv->d, div_n))\n (*wnump)++;\n }\n resp--;\n *resp = q;\n }\n bn_correct_top(snum);\n if (rm != NULL) {\n int neg = num->neg;\n BN_rshift(rm, snum, norm_shift);\n if (!BN_is_zero(rm))\n rm->neg = neg;\n bn_check_top(rm);\n }\n if (no_branch)\n bn_correct_top(res);\n BN_CTX_end(ctx);\n return (1);\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return (0);\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n CTXDBG_ENTRY("BN_CTX_end", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG_EXIT(ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,895 | 0 | https://github.com/openssl/openssl/blob/2864df8f9d3264e19b49a246e272fb513f4c1be3/crypto/bn/bn_ctx.c/#L270 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | ['static EVP_PKEY *b2i_dss(const unsigned char **in,\n unsigned int bitlen, int ispub)\n{\n const unsigned char *p = *in;\n EVP_PKEY *ret = NULL;\n DSA *dsa = NULL;\n BN_CTX *ctx = NULL;\n unsigned int nbyte;\n BIGNUM *pbn = NULL, *qbn = NULL, *gbn = NULL, *priv_key = NULL;\n BIGNUM *pub_key = NULL;\n nbyte = (bitlen + 7) >> 3;\n dsa = DSA_new();\n ret = EVP_PKEY_new();\n if (dsa == NULL || ret == NULL)\n goto memerr;\n if (!read_lebn(&p, nbyte, &pbn))\n goto memerr;\n if (!read_lebn(&p, 20, &qbn))\n goto memerr;\n if (!read_lebn(&p, nbyte, &gbn))\n goto memerr;\n if (ispub) {\n if (!read_lebn(&p, nbyte, &pub_key))\n goto memerr;\n } else {\n if (!read_lebn(&p, 20, &priv_key))\n goto memerr;\n pub_key = BN_new();\n if (pub_key == NULL)\n goto memerr;\n if ((ctx = BN_CTX_new()) == NULL)\n goto memerr;\n if (!BN_mod_exp(pub_key, gbn, priv_key, pbn, ctx))\n goto memerr;\n BN_CTX_free(ctx);\n ctx = NULL;\n }\n if (!DSA_set0_pqg(dsa, pbn, qbn, gbn))\n goto memerr;\n pbn = qbn = gbn = NULL;\n if (!DSA_set0_key(dsa, pub_key, priv_key))\n goto memerr;\n pub_key = priv_key = NULL;\n if (!EVP_PKEY_set1_DSA(ret, dsa))\n goto memerr;\n DSA_free(dsa);\n *in = p;\n return ret;\n memerr:\n PEMerr(PEM_F_B2I_DSS, ERR_R_MALLOC_FAILURE);\n DSA_free(dsa);\n BN_free(pbn);\n BN_free(qbn);\n BN_free(gbn);\n BN_free(pub_key);\n BN_free(priv_key);\n EVP_PKEY_free(ret);\n BN_CTX_free(ctx);\n return NULL;\n}', 'int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,\n BN_CTX *ctx)\n{\n int ret;\n bn_check_top(a);\n bn_check_top(p);\n bn_check_top(m);\n#define MONT_MUL_MOD\n#define MONT_EXP_WORD\n#define RECP_MUL_MOD\n#ifdef MONT_MUL_MOD\n if (BN_is_odd(m)) {\n# ifdef MONT_EXP_WORD\n if (a->top == 1 && !a->neg\n && (BN_get_flags(p, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(a, BN_FLG_CONSTTIME) == 0)\n && (BN_get_flags(m, BN_FLG_CONSTTIME) == 0)) {\n BN_ULONG A = a->d[0];\n ret = BN_mod_exp_mont_word(r, A, p, m, ctx, NULL);\n } else\n# endif\n ret = BN_mod_exp_mont(r, a, p, m, ctx, NULL);\n } else\n#endif\n#ifdef RECP_MUL_MOD\n {\n ret = BN_mod_exp_recp(r, a, p, m, ctx);\n }\n#else\n {\n ret = BN_mod_exp_simple(r, a, p, m, ctx);\n }\n#endif\n bn_check_top(r);\n return ret;\n}', 'int BN_mod_exp_recp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,\n const BIGNUM *m, BN_CTX *ctx)\n{\n int i, j, bits, ret = 0, wstart, wend, window, wvalue;\n int start = 1;\n BIGNUM *aa;\n BIGNUM *val[TABLE_SIZE];\n BN_RECP_CTX recp;\n if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(a, BN_FLG_CONSTTIME) != 0\n || BN_get_flags(m, BN_FLG_CONSTTIME) != 0) {\n BNerr(BN_F_BN_MOD_EXP_RECP, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);\n return 0;\n }\n bits = BN_num_bits(p);\n if (bits == 0) {\n if (BN_abs_is_word(m, 1)) {\n ret = 1;\n BN_zero(r);\n } else {\n ret = BN_one(r);\n }\n return ret;\n }\n BN_CTX_start(ctx);\n aa = BN_CTX_get(ctx);\n val[0] = BN_CTX_get(ctx);\n if (val[0] == NULL)\n goto err;\n BN_RECP_CTX_init(&recp);\n if (m->neg) {\n if (!BN_copy(aa, m))\n goto err;\n aa->neg = 0;\n if (BN_RECP_CTX_set(&recp, aa, ctx) <= 0)\n goto err;\n } else {\n if (BN_RECP_CTX_set(&recp, m, ctx) <= 0)\n goto err;\n }\n if (!BN_nnmod(val[0], a, m, ctx))\n goto err;\n if (BN_is_zero(val[0])) {\n BN_zero(r);\n ret = 1;\n goto err;\n }\n window = BN_window_bits_for_exponent_size(bits);\n if (window > 1) {\n if (!BN_mod_mul_reciprocal(aa, val[0], val[0], &recp, ctx))\n goto err;\n j = 1 << (window - 1);\n for (i = 1; i < j; i++) {\n if (((val[i] = BN_CTX_get(ctx)) == NULL) ||\n !BN_mod_mul_reciprocal(val[i], val[i - 1], aa, &recp, ctx))\n goto err;\n }\n }\n start = 1;\n wvalue = 0;\n wstart = bits - 1;\n wend = 0;\n if (!BN_one(r))\n goto err;\n for (;;) {\n if (BN_is_bit_set(p, wstart) == 0) {\n if (!start)\n if (!BN_mod_mul_reciprocal(r, r, r, &recp, ctx))\n goto err;\n if (wstart == 0)\n break;\n wstart--;\n continue;\n }\n j = wstart;\n wvalue = 1;\n wend = 0;\n for (i = 1; i < window; i++) {\n if (wstart - i < 0)\n break;\n if (BN_is_bit_set(p, wstart - i)) {\n wvalue <<= (i - wend);\n wvalue |= 1;\n wend = i;\n }\n }\n j = wend + 1;\n if (!start)\n for (i = 0; i < j; i++) {\n if (!BN_mod_mul_reciprocal(r, r, r, &recp, ctx))\n goto err;\n }\n if (!BN_mod_mul_reciprocal(r, r, val[wvalue >> 1], &recp, ctx))\n goto err;\n wstart -= wend + 1;\n wvalue = 0;\n start = 0;\n if (wstart < 0)\n break;\n }\n ret = 1;\n err:\n BN_CTX_end(ctx);\n BN_RECP_CTX_free(&recp);\n bn_check_top(r);\n return ret;\n}', 'void BN_CTX_start(BN_CTX *ctx)\n{\n CTXDBG("ENTER BN_CTX_start()", ctx);\n if (ctx->err_stack || ctx->too_many)\n ctx->err_stack++;\n else if (!BN_STACK_push(&ctx->stack, ctx->used)) {\n BNerr(BN_F_BN_CTX_START, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n ctx->err_stack++;\n }\n CTXDBG("LEAVE BN_CTX_start()", ctx);\n}', 'int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)\n{\n if (!(BN_mod(r, m, d, ctx)))\n return 0;\n if (!r->neg)\n return 1;\n return (d->neg ? BN_sub : BN_add) (r, r, d);\n}', 'int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,\n BN_CTX *ctx)\n{\n int ret;\n if (BN_is_zero(divisor)) {\n BNerr(BN_F_BN_DIV, BN_R_DIV_BY_ZERO);\n return 0;\n }\n if (divisor->d[divisor->top - 1] == 0) {\n BNerr(BN_F_BN_DIV, BN_R_NOT_INITIALIZED);\n return 0;\n }\n ret = bn_div_fixed_top(dv, rm, num, divisor, ctx);\n if (ret) {\n if (dv != NULL)\n bn_correct_top(dv);\n if (rm != NULL)\n bn_correct_top(rm);\n }\n return ret;\n}', 'int bn_div_fixed_top(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,\n const BIGNUM *divisor, BN_CTX *ctx)\n{\n int norm_shift, i, j, loop;\n BIGNUM *tmp, *snum, *sdiv, *res;\n BN_ULONG *resp, *wnum, *wnumtop;\n BN_ULONG d0, d1;\n int num_n, div_n;\n assert(divisor->top > 0 && divisor->d[divisor->top - 1] != 0);\n bn_check_top(num);\n bn_check_top(divisor);\n bn_check_top(dv);\n bn_check_top(rm);\n BN_CTX_start(ctx);\n res = (dv == NULL) ? BN_CTX_get(ctx) : dv;\n tmp = BN_CTX_get(ctx);\n snum = BN_CTX_get(ctx);\n sdiv = BN_CTX_get(ctx);\n if (sdiv == NULL)\n goto err;\n if (!BN_copy(sdiv, divisor))\n goto err;\n norm_shift = bn_left_align(sdiv);\n sdiv->neg = 0;\n if (!(bn_lshift_fixed_top(snum, num, norm_shift)))\n goto err;\n div_n = sdiv->top;\n num_n = snum->top;\n if (num_n <= div_n) {\n if (bn_wexpand(snum, div_n + 1) == NULL)\n goto err;\n memset(&(snum->d[num_n]), 0, (div_n - num_n + 1) * sizeof(BN_ULONG));\n snum->top = num_n = div_n + 1;\n }\n loop = num_n - div_n;\n wnum = &(snum->d[loop]);\n wnumtop = &(snum->d[num_n - 1]);\n d0 = sdiv->d[div_n - 1];\n d1 = (div_n == 1) ? 0 : sdiv->d[div_n - 2];\n if (!bn_wexpand(res, loop))\n goto err;\n res->neg = (num->neg ^ divisor->neg);\n res->top = loop;\n res->flags |= BN_FLG_FIXED_TOP;\n resp = &(res->d[loop]);\n if (!bn_wexpand(tmp, (div_n + 1)))\n goto err;\n for (i = 0; i < loop; i++, wnumtop--) {\n BN_ULONG q, l0;\n# if defined(BN_DIV3W)\n q = bn_div_3_words(wnumtop, d1, d0);\n# else\n BN_ULONG n0, n1, rem = 0;\n n0 = wnumtop[0];\n n1 = wnumtop[-1];\n if (n0 == d0)\n q = BN_MASK2;\n else {\n BN_ULONG n2 = (wnumtop == wnum) ? 0 : wnumtop[-2];\n# ifdef BN_LLONG\n BN_ULLONG t2;\n# if defined(BN_LLONG) && defined(BN_DIV2W) && !defined(bn_div_words)\n q = (BN_ULONG)(((((BN_ULLONG) n0) << BN_BITS2) | n1) / d0);\n# else\n q = bn_div_words(n0, n1, d0);\n# endif\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n t2 = (BN_ULLONG) d1 *q;\n for (;;) {\n if (t2 <= ((((BN_ULLONG) rem) << BN_BITS2) | n2))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n t2 -= d1;\n }\n# else\n BN_ULONG t2l, t2h;\n q = bn_div_words(n0, n1, d0);\n# ifndef REMAINDER_IS_ALREADY_CALCULATED\n rem = (n1 - q * d0) & BN_MASK2;\n# endif\n# if defined(BN_UMULT_LOHI)\n BN_UMULT_LOHI(t2l, t2h, d1, q);\n# elif defined(BN_UMULT_HIGH)\n t2l = d1 * q;\n t2h = BN_UMULT_HIGH(d1, q);\n# else\n {\n BN_ULONG ql, qh;\n t2l = LBITS(d1);\n t2h = HBITS(d1);\n ql = LBITS(q);\n qh = HBITS(q);\n mul64(t2l, t2h, ql, qh);\n }\n# endif\n for (;;) {\n if ((t2h < rem) || ((t2h == rem) && (t2l <= n2)))\n break;\n q--;\n rem += d0;\n if (rem < d0)\n break;\n if (t2l < d1)\n t2h--;\n t2l -= d1;\n }\n# endif\n }\n# endif\n l0 = bn_mul_words(tmp->d, sdiv->d, div_n, q);\n tmp->d[div_n] = l0;\n wnum--;\n l0 = bn_sub_words(wnum, wnum, tmp->d, div_n + 1);\n q -= l0;\n for (l0 = 0 - l0, j = 0; j < div_n; j++)\n tmp->d[j] = sdiv->d[j] & l0;\n l0 = bn_add_words(wnum, wnum, tmp->d, div_n);\n (*wnumtop) += l0;\n assert((*wnumtop) == 0);\n *--resp = q;\n }\n snum->neg = num->neg;\n snum->top = div_n;\n snum->flags |= BN_FLG_FIXED_TOP;\n if (rm != NULL)\n bn_rshift_fixed_top(rm, snum, norm_shift);\n BN_CTX_end(ctx);\n return 1;\n err:\n bn_check_top(rm);\n BN_CTX_end(ctx);\n return 0;\n}', 'void BN_CTX_end(BN_CTX *ctx)\n{\n if (ctx == NULL)\n return;\n CTXDBG("ENTER BN_CTX_end()", ctx);\n if (ctx->err_stack)\n ctx->err_stack--;\n else {\n unsigned int fp = BN_STACK_pop(&ctx->stack);\n if (fp < ctx->used)\n BN_POOL_release(&ctx->pool, ctx->used - fp);\n ctx->used = fp;\n ctx->too_many = 0;\n }\n CTXDBG("LEAVE BN_CTX_end()", ctx);\n}', 'static unsigned int BN_STACK_pop(BN_STACK *st)\n{\n return st->indexes[--(st->depth)];\n}'] |
11,896 | 0 | https://github.com/openssl/openssl/blob/f9df0a7775f483c175cda5832360cccd1db6943a/crypto/bn/bn_lib.c/#L271 | static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
{
BN_ULONG *a = NULL;
bn_check_top(b);
if (words > (INT_MAX / (4 * BN_BITS2))) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);
return NULL;
}
if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {
BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);
return (NULL);
}
if (BN_get_flags(b, BN_FLG_SECURE))
a = OPENSSL_secure_zalloc(words * sizeof(*a));
else
a = OPENSSL_zalloc(words * sizeof(*a));
if (a == NULL) {
BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);
return (NULL);
}
assert(b->top <= words);
if (b->top > 0)
memcpy(a, b->d, sizeof(*a) * b->top);
return a;
} | ['static int ec_GF2m_montgomery_point_multiply(const EC_GROUP *group,\n EC_POINT *r,\n const BIGNUM *scalar,\n const EC_POINT *point,\n BN_CTX *ctx)\n{\n BIGNUM *x1, *x2, *z1, *z2;\n int ret = 0, i, group_top;\n BN_ULONG mask, word;\n if (r == point) {\n ECerr(EC_F_EC_GF2M_MONTGOMERY_POINT_MULTIPLY, EC_R_INVALID_ARGUMENT);\n return 0;\n }\n if ((scalar == NULL) || BN_is_zero(scalar) || (point == NULL) ||\n EC_POINT_is_at_infinity(group, point)) {\n return EC_POINT_set_to_infinity(group, r);\n }\n if (!point->Z_is_one)\n return 0;\n BN_CTX_start(ctx);\n x1 = BN_CTX_get(ctx);\n z1 = BN_CTX_get(ctx);\n if (z1 == NULL)\n goto err;\n x2 = r->X;\n z2 = r->Y;\n group_top = bn_get_top(group->field);\n if (bn_wexpand(x1, group_top) == NULL\n || bn_wexpand(z1, group_top) == NULL\n || bn_wexpand(x2, group_top) == NULL\n || bn_wexpand(z2, group_top) == NULL)\n goto err;\n if (!BN_GF2m_mod_arr(x1, point->X, group->poly))\n goto err;\n if (!BN_one(z1))\n goto err;\n if (!group->meth->field_sqr(group, z2, x1, ctx))\n goto err;\n if (!group->meth->field_sqr(group, x2, z2, ctx))\n goto err;\n if (!BN_GF2m_add(x2, x2, group->b))\n goto err;\n i = bn_get_top(scalar) - 1;\n mask = BN_TBIT;\n word = bn_get_words(scalar)[i];\n while (!(word & mask))\n mask >>= 1;\n mask >>= 1;\n if (!mask) {\n i--;\n mask = BN_TBIT;\n }\n for (; i >= 0; i--) {\n word = bn_get_words(scalar)[i];\n while (mask) {\n BN_consttime_swap(word & mask, x1, x2, group_top);\n BN_consttime_swap(word & mask, z1, z2, group_top);\n if (!gf2m_Madd(group, point->X, x2, z2, x1, z1, ctx))\n goto err;\n if (!gf2m_Mdouble(group, x1, z1, ctx))\n goto err;\n BN_consttime_swap(word & mask, x1, x2, group_top);\n BN_consttime_swap(word & mask, z1, z2, group_top);\n mask >>= 1;\n }\n mask = BN_TBIT;\n }\n i = gf2m_Mxy(group, point->X, point->Y, x1, z1, x2, z2, ctx);\n if (i == 0)\n goto err;\n else if (i == 1) {\n if (!EC_POINT_set_to_infinity(group, r))\n goto err;\n } else {\n if (!BN_one(r->Z))\n goto err;\n r->Z_is_one = 1;\n }\n BN_set_negative(r->X, 0);\n BN_set_negative(r->Y, 0);\n ret = 1;\n err:\n BN_CTX_end(ctx);\n return ret;\n}', 'BIGNUM *BN_CTX_get(BN_CTX *ctx)\n{\n BIGNUM *ret;\n CTXDBG_ENTRY("BN_CTX_get", ctx);\n if (ctx->err_stack || ctx->too_many)\n return NULL;\n if ((ret = BN_POOL_get(&ctx->pool, ctx->flags)) == NULL) {\n ctx->too_many = 1;\n BNerr(BN_F_BN_CTX_GET, BN_R_TOO_MANY_TEMPORARY_VARIABLES);\n return NULL;\n }\n BN_zero(ret);\n ctx->used++;\n CTXDBG_RET(ctx, ret);\n return ret;\n}', 'int BN_set_word(BIGNUM *a, BN_ULONG w)\n{\n bn_check_top(a);\n if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)\n return (0);\n a->neg = 0;\n a->d[0] = w;\n a->top = (w ? 1 : 0);\n bn_check_top(a);\n return 1;\n}', 'int BN_GF2m_mod_arr(BIGNUM *r, const BIGNUM *a, const int p[])\n{\n int j, k;\n int n, dN, d0, d1;\n BN_ULONG zz, *z;\n bn_check_top(a);\n if (!p[0]) {\n BN_zero(r);\n return 1;\n }\n if (a != r) {\n if (!bn_wexpand(r, a->top))\n return 0;\n for (j = 0; j < a->top; j++) {\n r->d[j] = a->d[j];\n }\n r->top = a->top;\n }\n z = r->d;\n dN = p[0] / BN_BITS2;\n for (j = r->top - 1; j > dN;) {\n zz = z[j];\n if (z[j] == 0) {\n j--;\n continue;\n }\n z[j] = 0;\n for (k = 1; p[k] != 0; k++) {\n n = p[0] - p[k];\n d0 = n % BN_BITS2;\n d1 = BN_BITS2 - d0;\n n /= BN_BITS2;\n z[j - n] ^= (zz >> d0);\n if (d0)\n z[j - n - 1] ^= (zz << d1);\n }\n n = dN;\n d0 = p[0] % BN_BITS2;\n d1 = BN_BITS2 - d0;\n z[j - n] ^= (zz >> d0);\n if (d0)\n z[j - n - 1] ^= (zz << d1);\n }\n while (j == dN) {\n d0 = p[0] % BN_BITS2;\n zz = z[dN] >> d0;\n if (zz == 0)\n break;\n d1 = BN_BITS2 - d0;\n if (d0)\n z[dN] = (z[dN] << d1) >> d1;\n else\n z[dN] = 0;\n z[0] ^= zz;\n for (k = 1; p[k] != 0; k++) {\n BN_ULONG tmp_ulong;\n n = p[k] / BN_BITS2;\n d0 = p[k] % BN_BITS2;\n d1 = BN_BITS2 - d0;\n z[n] ^= (zz << d0);\n if (d0 && (tmp_ulong = zz >> d1))\n z[n + 1] ^= tmp_ulong;\n }\n }\n bn_correct_top(r);\n return 1;\n}', 'static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)\n{\n if (bits > (INT_MAX - BN_BITS2 + 1))\n return NULL;\n if (((bits+BN_BITS2-1)/BN_BITS2) <= (a)->dmax)\n return a;\n return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);\n}', 'BIGNUM *bn_expand2(BIGNUM *b, int words)\n{\n bn_check_top(b);\n if (words > b->dmax) {\n BN_ULONG *a = bn_expand_internal(b, words);\n if (!a)\n return NULL;\n if (b->d) {\n OPENSSL_cleanse(b->d, b->dmax * sizeof(b->d[0]));\n bn_free_d(b);\n }\n b->d = a;\n b->dmax = words;\n }\n bn_check_top(b);\n return b;\n}', 'static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)\n{\n BN_ULONG *a = NULL;\n bn_check_top(b);\n if (words > (INT_MAX / (4 * BN_BITS2))) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_BIGNUM_TOO_LONG);\n return NULL;\n }\n if (BN_get_flags(b, BN_FLG_STATIC_DATA)) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, BN_R_EXPAND_ON_STATIC_BIGNUM_DATA);\n return (NULL);\n }\n if (BN_get_flags(b, BN_FLG_SECURE))\n a = OPENSSL_secure_zalloc(words * sizeof(*a));\n else\n a = OPENSSL_zalloc(words * sizeof(*a));\n if (a == NULL) {\n BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);\n return (NULL);\n }\n assert(b->top <= words);\n if (b->top > 0)\n memcpy(a, b->d, sizeof(*a) * b->top);\n return a;\n}'] |
11,897 | 0 | https://github.com/openssl/openssl/blob/14c6d27d63795ead1b70d97e3303731b433c0db8/crypto/rsa/rsa_lib.c/#L139 | int RSA_set_method(RSA *rsa, ENGINE *engine)
{
ENGINE *mtmp;
RSA_METHOD *meth;
mtmp = rsa->engine;
meth = ENGINE_get_RSA(mtmp);
if (!ENGINE_init(engine))
return 0;
if (meth->finish) meth->finish(rsa);
rsa->engine = engine;
meth = ENGINE_get_RSA(engine);
if (meth->init) meth->init(rsa);
ENGINE_finish(mtmp);
return 1;
} | ['int RSA_set_method(RSA *rsa, ENGINE *engine)\n{\n\tENGINE *mtmp;\n\tRSA_METHOD *meth;\n\tmtmp = rsa->engine;\n\tmeth = ENGINE_get_RSA(mtmp);\n\tif (!ENGINE_init(engine))\n\t\treturn 0;\n\tif (meth->finish) meth->finish(rsa);\n\trsa->engine = engine;\n\tmeth = ENGINE_get_RSA(engine);\n\tif (meth->init) meth->init(rsa);\n\tENGINE_finish(mtmp);\n\treturn 1;\n}', 'RSA_METHOD *ENGINE_get_RSA(ENGINE *e)\n\t{\n\tif(e == NULL)\n\t\t{\n\t\tENGINEerr(ENGINE_F_ENGINE_GET_RSA,\n\t\t\tERR_R_PASSED_NULL_PARAMETER);\n\t\treturn NULL;\n\t\t}\n\treturn e->rsa_meth;\n\t}', 'void ERR_put_error(int lib, int func, int reason, const char *file,\n\t int line)\n\t{\n\tERR_STATE *es;\n#ifdef _OSD_POSIX\n\tif (strncmp(file,"*POSIX(", sizeof("*POSIX(")-1) == 0) {\n\t\tchar *end;\n\t\tfile += sizeof("*POSIX(")-1;\n\t\tend = &file[strlen(file)-1];\n\t\tif (*end == \')\')\n\t\t\t*end = \'\\0\';\n\t\tif ((end = strrchr(file, \'/\')) != NULL)\n\t\t\tfile = &end[1];\n\t}\n#endif\n\tes=ERR_get_state();\n\tes->top=(es->top+1)%ERR_NUM_ERRORS;\n\tif (es->top == es->bottom)\n\t\tes->bottom=(es->bottom+1)%ERR_NUM_ERRORS;\n\tes->err_buffer[es->top]=ERR_PACK(lib,func,reason);\n\tes->err_file[es->top]=file;\n\tes->err_line[es->top]=line;\n\terr_clear_data(es,es->top);\n\t}', 'int ENGINE_init(ENGINE *e)\n\t{\n\tint to_return = 1;\n\tif(e == NULL)\n\t\t{\n\t\tENGINEerr(ENGINE_F_ENGINE_INIT,ERR_R_PASSED_NULL_PARAMETER);\n\t\treturn 0;\n\t\t}\n\tCRYPTO_w_lock(CRYPTO_LOCK_ENGINE);\n\tif((e->funct_ref == 0) && e->init)\n\t\tto_return = e->init();\n\tif(to_return)\n\t\t{\n\t\te->struct_ref++;\n\t\te->funct_ref++;\n\t\t}\n\tCRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);\n\treturn to_return;\n\t}', 'void CRYPTO_lock(int mode, int type, const char *file, int line)\n\t{\n#ifdef LOCK_DEBUG\n\t\t{\n\t\tchar *rw_text,*operation_text;\n\t\tif (mode & CRYPTO_LOCK)\n\t\t\toperation_text="lock ";\n\t\telse if (mode & CRYPTO_UNLOCK)\n\t\t\toperation_text="unlock";\n\t\telse\n\t\t\toperation_text="ERROR ";\n\t\tif (mode & CRYPTO_READ)\n\t\t\trw_text="r";\n\t\telse if (mode & CRYPTO_WRITE)\n\t\t\trw_text="w";\n\t\telse\n\t\t\trw_text="ERROR";\n\t\tfprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\\n",\n\t\t\tCRYPTO_thread_id(), rw_text, operation_text,\n\t\t\tCRYPTO_get_lock_name(type), file, line);\n\t\t}\n#endif\n\tif (type < 0)\n\t\t{\n\t\tint i = -type - 1;\n\t\tstruct CRYPTO_dynlock_value *pointer\n\t\t\t= CRYPTO_get_dynlock_value(i);\n\t\tif (pointer)\n\t\t\t{\n\t\t\tdynlock_lock_callback(mode, pointer, file, line);\n\t\t\t}\n\t\tCRYPTO_destroy_dynlockid(i);\n\t\t}\n\telse\n\t\tif (locking_callback != NULL)\n\t\t\tlocking_callback(mode,type,file,line);\n\t}'] |
11,898 | 0 | https://github.com/libav/libav/blob/f1a0518524a08c5a934c4b0d2f8360b4cab4475f/libavformat/matroskadec.c/#L898 | static int matroska_decode_buffer(uint8_t** buf, int* buf_size,
MatroskaTrack *track)
{
MatroskaTrackEncoding *encodings = track->encodings.elem;
uint8_t* data = *buf;
int isize = *buf_size;
uint8_t* pkt_data = NULL;
int pkt_size = isize;
int result = 0;
int olen;
switch (encodings[0].compression.algo) {
case MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP:
return encodings[0].compression.settings.size;
case MATROSKA_TRACK_ENCODING_COMP_LZO:
do {
olen = pkt_size *= 3;
pkt_data = av_realloc(pkt_data, pkt_size+AV_LZO_OUTPUT_PADDING);
result = av_lzo1x_decode(pkt_data, &olen, data, &isize);
} while (result==AV_LZO_OUTPUT_FULL && pkt_size<10000000);
if (result)
goto failed;
pkt_size -= olen;
break;
#if CONFIG_ZLIB
case MATROSKA_TRACK_ENCODING_COMP_ZLIB: {
z_stream zstream = {0};
if (inflateInit(&zstream) != Z_OK)
return -1;
zstream.next_in = data;
zstream.avail_in = isize;
do {
pkt_size *= 3;
pkt_data = av_realloc(pkt_data, pkt_size);
zstream.avail_out = pkt_size - zstream.total_out;
zstream.next_out = pkt_data + zstream.total_out;
result = inflate(&zstream, Z_NO_FLUSH);
} while (result==Z_OK && pkt_size<10000000);
pkt_size = zstream.total_out;
inflateEnd(&zstream);
if (result != Z_STREAM_END)
goto failed;
break;
}
#endif
#if CONFIG_BZLIB
case MATROSKA_TRACK_ENCODING_COMP_BZLIB: {
bz_stream bzstream = {0};
if (BZ2_bzDecompressInit(&bzstream, 0, 0) != BZ_OK)
return -1;
bzstream.next_in = data;
bzstream.avail_in = isize;
do {
pkt_size *= 3;
pkt_data = av_realloc(pkt_data, pkt_size);
bzstream.avail_out = pkt_size - bzstream.total_out_lo32;
bzstream.next_out = pkt_data + bzstream.total_out_lo32;
result = BZ2_bzDecompress(&bzstream);
} while (result==BZ_OK && pkt_size<10000000);
pkt_size = bzstream.total_out_lo32;
BZ2_bzDecompressEnd(&bzstream);
if (result != BZ_STREAM_END)
goto failed;
break;
}
#endif
default:
return -1;
}
*buf = pkt_data;
*buf_size = pkt_size;
return 0;
failed:
av_free(pkt_data);
return -1;
} | ['static int matroska_decode_buffer(uint8_t** buf, int* buf_size,\n MatroskaTrack *track)\n{\n MatroskaTrackEncoding *encodings = track->encodings.elem;\n uint8_t* data = *buf;\n int isize = *buf_size;\n uint8_t* pkt_data = NULL;\n int pkt_size = isize;\n int result = 0;\n int olen;\n switch (encodings[0].compression.algo) {\n case MATROSKA_TRACK_ENCODING_COMP_HEADERSTRIP:\n return encodings[0].compression.settings.size;\n case MATROSKA_TRACK_ENCODING_COMP_LZO:\n do {\n olen = pkt_size *= 3;\n pkt_data = av_realloc(pkt_data, pkt_size+AV_LZO_OUTPUT_PADDING);\n result = av_lzo1x_decode(pkt_data, &olen, data, &isize);\n } while (result==AV_LZO_OUTPUT_FULL && pkt_size<10000000);\n if (result)\n goto failed;\n pkt_size -= olen;\n break;\n#if CONFIG_ZLIB\n case MATROSKA_TRACK_ENCODING_COMP_ZLIB: {\n z_stream zstream = {0};\n if (inflateInit(&zstream) != Z_OK)\n return -1;\n zstream.next_in = data;\n zstream.avail_in = isize;\n do {\n pkt_size *= 3;\n pkt_data = av_realloc(pkt_data, pkt_size);\n zstream.avail_out = pkt_size - zstream.total_out;\n zstream.next_out = pkt_data + zstream.total_out;\n result = inflate(&zstream, Z_NO_FLUSH);\n } while (result==Z_OK && pkt_size<10000000);\n pkt_size = zstream.total_out;\n inflateEnd(&zstream);\n if (result != Z_STREAM_END)\n goto failed;\n break;\n }\n#endif\n#if CONFIG_BZLIB\n case MATROSKA_TRACK_ENCODING_COMP_BZLIB: {\n bz_stream bzstream = {0};\n if (BZ2_bzDecompressInit(&bzstream, 0, 0) != BZ_OK)\n return -1;\n bzstream.next_in = data;\n bzstream.avail_in = isize;\n do {\n pkt_size *= 3;\n pkt_data = av_realloc(pkt_data, pkt_size);\n bzstream.avail_out = pkt_size - bzstream.total_out_lo32;\n bzstream.next_out = pkt_data + bzstream.total_out_lo32;\n result = BZ2_bzDecompress(&bzstream);\n } while (result==BZ_OK && pkt_size<10000000);\n pkt_size = bzstream.total_out_lo32;\n BZ2_bzDecompressEnd(&bzstream);\n if (result != BZ_STREAM_END)\n goto failed;\n break;\n }\n#endif\n default:\n return -1;\n }\n *buf = pkt_data;\n *buf_size = pkt_size;\n return 0;\n failed:\n av_free(pkt_data);\n return -1;\n}', 'void *av_realloc(void *ptr, unsigned int size)\n{\n#if CONFIG_MEMALIGN_HACK\n int diff;\n#endif\n if(size > (INT_MAX-16) )\n return NULL;\n#if CONFIG_MEMALIGN_HACK\n if(!ptr) return av_malloc(size);\n diff= ((char*)ptr)[-1];\n return (char*)realloc((char*)ptr - diff, size + diff) + diff;\n#else\n return realloc(ptr, size);\n#endif\n}'] |
11,899 | 0 | https://github.com/libav/libav/blob/a4be782cbde337ced47b04e2e6f79ba99e79ae1d/libavcodec/h264.c/#L1691 | static void clone_slice(H264Context *dst, H264Context *src)
{
memcpy(dst->block_offset, src->block_offset, sizeof(dst->block_offset));
dst->s.current_picture_ptr = src->s.current_picture_ptr;
dst->s.current_picture = src->s.current_picture;
dst->s.linesize = src->s.linesize;
dst->s.uvlinesize = src->s.uvlinesize;
dst->s.first_field = src->s.first_field;
dst->prev_poc_msb = src->prev_poc_msb;
dst->prev_poc_lsb = src->prev_poc_lsb;
dst->prev_frame_num_offset = src->prev_frame_num_offset;
dst->prev_frame_num = src->prev_frame_num;
dst->short_ref_count = src->short_ref_count;
memcpy(dst->short_ref, src->short_ref, sizeof(dst->short_ref));
memcpy(dst->long_ref, src->long_ref, sizeof(dst->long_ref));
memcpy(dst->default_ref_list, src->default_ref_list, sizeof(dst->default_ref_list));
memcpy(dst->ref_list, src->ref_list, sizeof(dst->ref_list));
memcpy(dst->dequant4_coeff, src->dequant4_coeff, sizeof(src->dequant4_coeff));
memcpy(dst->dequant8_coeff, src->dequant8_coeff, sizeof(src->dequant8_coeff));
} | ['static void clone_slice(H264Context *dst, H264Context *src)\n{\n memcpy(dst->block_offset, src->block_offset, sizeof(dst->block_offset));\n dst->s.current_picture_ptr = src->s.current_picture_ptr;\n dst->s.current_picture = src->s.current_picture;\n dst->s.linesize = src->s.linesize;\n dst->s.uvlinesize = src->s.uvlinesize;\n dst->s.first_field = src->s.first_field;\n dst->prev_poc_msb = src->prev_poc_msb;\n dst->prev_poc_lsb = src->prev_poc_lsb;\n dst->prev_frame_num_offset = src->prev_frame_num_offset;\n dst->prev_frame_num = src->prev_frame_num;\n dst->short_ref_count = src->short_ref_count;\n memcpy(dst->short_ref, src->short_ref, sizeof(dst->short_ref));\n memcpy(dst->long_ref, src->long_ref, sizeof(dst->long_ref));\n memcpy(dst->default_ref_list, src->default_ref_list, sizeof(dst->default_ref_list));\n memcpy(dst->ref_list, src->ref_list, sizeof(dst->ref_list));\n memcpy(dst->dequant4_coeff, src->dequant4_coeff, sizeof(src->dequant4_coeff));\n memcpy(dst->dequant8_coeff, src->dequant8_coeff, sizeof(src->dequant8_coeff));\n}'] |
11,900 | 0 | https://github.com/openssl/openssl/blob/84c15db551ce1d167b901a3bde2b21880b084384/crypto/bn/bn_add.c/#L227 | int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
{
int max,min;
register BN_ULONG t1,t2,*ap,*bp,*rp;
int i,carry;
#if defined(IRIX_CC_BUG) && !defined(LINT)
int dummy;
#endif
bn_check_top(a);
bn_check_top(b);
if (a->top < b->top)
{
BNerr(BN_F_BN_USUB,BN_R_ARG2_LT_ARG3);
return(0);
}
max=a->top;
min=b->top;
if (bn_wexpand(r,max) == NULL) return(0);
ap=a->d;
bp=b->d;
rp=r->d;
#if 1
carry=0;
for (i=0; i<min; i++)
{
t1= *(ap++);
t2= *(bp++);
if (carry)
{
carry=(t1 <= t2);
t1=(t1-t2-1)&BN_MASK2;
}
else
{
carry=(t1 < t2);
t1=(t1-t2)&BN_MASK2;
}
#if defined(IRIX_CC_BUG) && !defined(LINT)
dummy=t1;
#endif
*(rp++)=t1&BN_MASK2;
}
#else
carry=bn_sub_words(rp,ap,bp,min);
ap+=min;
bp+=min;
rp+=min;
i=min;
#endif
if (carry)
{
while (i < max)
{
i++;
t1= *(ap++);
t2=(t1-1)&BN_MASK2;
*(rp++)=t2;
if (t1 > t2) break;
}
}
#if 0
memcpy(rp,ap,sizeof(*rp)*(max-i));
#else
if (rp != ap)
{
for (;;)
{
if (i++ >= max) break;
rp[0]=ap[0];
if (i++ >= max) break;
rp[1]=ap[1];
if (i++ >= max) break;
rp[2]=ap[2];
if (i++ >= max) break;
rp[3]=ap[3];
rp+=4;
ap+=4;
}
}
#endif
r->top=max;
bn_fix_top(r);
return(1);
} | ['int BN_from_montgomery(BIGNUM *ret, BIGNUM *a, BN_MONT_CTX *mont,\n\t BN_CTX *ctx)\n\t{\n#ifdef BN_RECURSION_MONT\n\tif (mont->use_word)\n#endif\n\t\t{\n\t\tBIGNUM *n,*r;\n\t\tBN_ULONG *ap,*np,*rp,n0,v,*nrp;\n\t\tint al,nl,max,i,x,ri;\n\t\tint retn=0;\n\t\tr= &(ctx->bn[ctx->tos]);\n\t\tif (!BN_copy(r,a)) goto err1;\n\t\tn= &(mont->N);\n\t\tap=a->d;\n\t\tal=ri=mont->ri/BN_BITS2;\n\t\tnl=n->top;\n\t\tif ((al == 0) || (nl == 0)) { r->top=0; return(1); }\n\t\tmax=(nl+al+1);\n\t\tif (bn_wexpand(r,max) == NULL) goto err1;\n\t\tif (bn_wexpand(ret,max) == NULL) goto err1;\n\t\tr->neg=a->neg^n->neg;\n\t\tnp=n->d;\n\t\trp=r->d;\n\t\tnrp= &(r->d[nl]);\n#if 1\n\t\tfor (i=r->top; i<max; i++)\n\t\t\tr->d[i]=0;\n#else\n\t\tmemset(&(r->d[r->top]),0,(max-r->top)*sizeof(BN_ULONG));\n#endif\n\t\tr->top=max;\n\t\tn0=mont->n0;\n#ifdef BN_COUNT\nprintf("word BN_from_montgomery %d * %d\\n",nl,nl);\n#endif\n\t\tfor (i=0; i<nl; i++)\n\t\t\t{\n\t\t\tv=bn_mul_add_words(rp,np,nl,(rp[0]*n0)&BN_MASK2);\n\t\t\tnrp++;\n\t\t\trp++;\n\t\t\tif (((nrp[-1]+=v)&BN_MASK2) >= v)\n\t\t\t\tcontinue;\n\t\t\telse\n\t\t\t\t{\n\t\t\t\tif (((++nrp[0])&BN_MASK2) != 0) continue;\n\t\t\t\tif (((++nrp[1])&BN_MASK2) != 0) continue;\n\t\t\t\tfor (x=2; (((++nrp[x])&BN_MASK2) == 0); x++) ;\n\t\t\t\t}\n\t\t\t}\n\t\tbn_fix_top(r);\n#if 0\n\t\tBN_rshift(ret,r,mont->ri);\n#else\n\t\tx=ri;\n\t\trp=ret->d;\n\t\tap= &(r->d[x]);\n\t\tif (r->top < x)\n\t\t\tal=0;\n\t\telse\n\t\t\tal=r->top-x;\n\t\tret->top=al;\n\t\tal-=4;\n\t\tfor (i=0; i<al; i+=4)\n\t\t\t{\n\t\t\tBN_ULONG t1,t2,t3,t4;\n\t\t\tt1=ap[i+0];\n\t\t\tt2=ap[i+1];\n\t\t\tt3=ap[i+2];\n\t\t\tt4=ap[i+3];\n\t\t\trp[i+0]=t1;\n\t\t\trp[i+1]=t2;\n\t\t\trp[i+2]=t3;\n\t\t\trp[i+3]=t4;\n\t\t\t}\n\t\tal+=4;\n\t\tfor (; i<al; i++)\n\t\t\trp[i]=ap[i];\n#endif\n\t\tif (BN_ucmp(ret, &(mont->N)) >= 0)\n\t\t\t{\n\t\t\tBN_usub(ret,ret,&(mont->N));\n\t\t\t}\n\t\tretn=1;\nerr1:\n\t\treturn(retn);\n\t\t}\n#ifdef BN_RECURSION_MONT\n\telse\n\t\t{\n\t\tBIGNUM *t1,*t2,*t3;\n\t\tint j,i;\n#ifdef BN_COUNT\nprintf("number BN_from_montgomery\\n");\n#endif\n\t\tt1= &(ctx->bn[ctx->tos]);\n\t\tt2= &(ctx->bn[ctx->tos+1]);\n\t\tt3= &(ctx->bn[ctx->tos+2]);\n\t\ti=mont->Ni.top;\n\t\tbn_wexpand(ret,i);\n\t\tbn_wexpand(t1,i*4);\n\t\tbn_wexpand(t2,i*2);\n\t\tbn_mul_low_recursive(t2->d,a->d,mont->Ni.d,i,t1->d);\n\t\tBN_zero(t3);\n\t\tBN_set_bit(t3,mont->N.top*BN_BITS2);\n\t\tbn_sub_words(t3->d,t3->d,a->d,i);\n\t\tbn_mul_high(ret->d,t2->d,mont->N.d,t3->d,i,t1->d);\n\t\tif (a->top > i)\n\t\t\t{\n\t\t\tj=(int)(bn_add_words(ret->d,ret->d,&(a->d[i]),i));\n\t\t\tif (j)\n\t\t\t\tbn_sub_words(ret->d,ret->d,mont->N.d,i);\n\t\t\t}\n\t\tret->top=i;\n\t\tbn_fix_top(ret);\n\t\tif (a->d[0])\n\t\t\tBN_add_word(ret,1);\n\t\telse\n\t\t\t{\n\t\t\tfor (i=1; i<mont->N.top-1; i++)\n\t\t\t\t{\n\t\t\t\tif (a->d[i])\n\t\t\t\t\t{\n\t\t\t\t\tBN_add_word(ret,1);\n\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\tif (BN_ucmp(ret,&(mont->N)) >= 0)\n\t\t\tBN_usub(ret,ret,&(mont->N));\n\t\treturn(1);\n\t\t}\n#endif\n\t}', 'int BN_usub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)\n\t{\n\tint max,min;\n\tregister BN_ULONG t1,t2,*ap,*bp,*rp;\n\tint i,carry;\n#if defined(IRIX_CC_BUG) && !defined(LINT)\n\tint dummy;\n#endif\n\tbn_check_top(a);\n\tbn_check_top(b);\n\tif (a->top < b->top)\n\t\t{\n\t\tBNerr(BN_F_BN_USUB,BN_R_ARG2_LT_ARG3);\n\t\treturn(0);\n\t\t}\n\tmax=a->top;\n\tmin=b->top;\n\tif (bn_wexpand(r,max) == NULL) return(0);\n\tap=a->d;\n\tbp=b->d;\n\trp=r->d;\n#if 1\n\tcarry=0;\n\tfor (i=0; i<min; i++)\n\t\t{\n\t\tt1= *(ap++);\n\t\tt2= *(bp++);\n\t\tif (carry)\n\t\t\t{\n\t\t\tcarry=(t1 <= t2);\n\t\t\tt1=(t1-t2-1)&BN_MASK2;\n\t\t\t}\n\t\telse\n\t\t\t{\n\t\t\tcarry=(t1 < t2);\n\t\t\tt1=(t1-t2)&BN_MASK2;\n\t\t\t}\n#if defined(IRIX_CC_BUG) && !defined(LINT)\n\t\tdummy=t1;\n#endif\n\t\t*(rp++)=t1&BN_MASK2;\n\t\t}\n#else\n\tcarry=bn_sub_words(rp,ap,bp,min);\n\tap+=min;\n\tbp+=min;\n\trp+=min;\n\ti=min;\n#endif\n\tif (carry)\n\t\t{\n\t\twhile (i < max)\n\t\t\t{\n\t\t\ti++;\n\t\t\tt1= *(ap++);\n\t\t\tt2=(t1-1)&BN_MASK2;\n\t\t\t*(rp++)=t2;\n\t\t\tif (t1 > t2) break;\n\t\t\t}\n\t\t}\n#if 0\n\tmemcpy(rp,ap,sizeof(*rp)*(max-i));\n#else\n\tif (rp != ap)\n\t\t{\n\t\tfor (;;)\n\t\t\t{\n\t\t\tif (i++ >= max) break;\n\t\t\trp[0]=ap[0];\n\t\t\tif (i++ >= max) break;\n\t\t\trp[1]=ap[1];\n\t\t\tif (i++ >= max) break;\n\t\t\trp[2]=ap[2];\n\t\t\tif (i++ >= max) break;\n\t\t\trp[3]=ap[3];\n\t\t\trp+=4;\n\t\t\tap+=4;\n\t\t\t}\n\t\t}\n#endif\n\tr->top=max;\n\tbn_fix_top(r);\n\treturn(1);\n\t}'] |
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