id stringlengths 19 19 | content stringlengths 22 69.3k | max_stars_repo_path stringlengths 91 133 |
|---|---|---|
d2a_code_data_44054 | static int vp3_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
Vp3DecodeContext *s = avctx->priv_data;
GetBitContext gb;
int i;
init_get_bits(&gb, buf, buf_size * 8);
if (s->theora && get_bits1(&gb))
{
av_log(avctx, AV_LOG_ERROR, "Header packet passed to frame decoder, skipping\n");
return -1;
}
s->keyframe = !get_bits1(&gb);
if (!s->theora)
skip_bits(&gb, 1);
for (i = 0; i < 3; i++)
s->last_qps[i] = s->qps[i];
s->nqps=0;
do{
s->qps[s->nqps++]= get_bits(&gb, 6);
} while(s->theora >= 0x030200 && s->nqps<3 && get_bits1(&gb));
for (i = s->nqps; i < 3; i++)
s->qps[i] = -1;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_INFO, " VP3 %sframe #%d: Q index = %d\n",
s->keyframe?"key":"", avctx->frame_number+1, s->qps[0]);
s->skip_loop_filter = !s->filter_limit_values[s->qps[0]] ||
avctx->skip_loop_filter >= (s->keyframe ? AVDISCARD_ALL : AVDISCARD_NONKEY);
if (s->qps[0] != s->last_qps[0])
init_loop_filter(s);
for (i = 0; i < s->nqps; i++)
if (s->qps[i] != s->last_qps[i] || s->qps[0] != s->last_qps[0])
init_dequantizer(s, i);
if (avctx->skip_frame >= AVDISCARD_NONKEY && !s->keyframe)
return buf_size;
s->current_frame.reference = 3;
s->current_frame.pict_type = s->keyframe ? AV_PICTURE_TYPE_I : AV_PICTURE_TYPE_P;
if (ff_thread_get_buffer(avctx, &s->current_frame) < 0) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
goto error;
}
if (!s->edge_emu_buffer)
s->edge_emu_buffer = av_malloc(9*FFABS(s->current_frame.linesize[0]));
if (s->keyframe) {
if (!s->theora)
{
skip_bits(&gb, 4);
skip_bits(&gb, 4);
if (s->version)
{
s->version = get_bits(&gb, 5);
if (avctx->frame_number == 0)
av_log(s->avctx, AV_LOG_DEBUG, "VP version: %d\n", s->version);
}
}
if (s->version || s->theora)
{
if (get_bits1(&gb))
av_log(s->avctx, AV_LOG_ERROR, "Warning, unsupported keyframe coding type?!\n");
skip_bits(&gb, 2);
}
} else {
if (!s->golden_frame.data[0]) {
av_log(s->avctx, AV_LOG_WARNING, "vp3: first frame not a keyframe\n");
s->golden_frame.reference = 3;
s->golden_frame.pict_type = AV_PICTURE_TYPE_I;
if (ff_thread_get_buffer(avctx, &s->golden_frame) < 0) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
goto error;
}
s->last_frame = s->golden_frame;
s->last_frame.type = FF_BUFFER_TYPE_COPY;
ff_thread_report_progress(&s->last_frame, INT_MAX, 0);
}
}
memset(s->all_fragments, 0, s->fragment_count * sizeof(Vp3Fragment));
ff_thread_finish_setup(avctx);
if (unpack_superblocks(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_superblocks\n");
goto error;
}
if (unpack_modes(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_modes\n");
goto error;
}
if (unpack_vectors(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_vectors\n");
goto error;
}
if (unpack_block_qpis(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_block_qpis\n");
goto error;
}
if (unpack_dct_coeffs(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_dct_coeffs\n");
goto error;
}
for (i = 0; i < 3; i++) {
int height = s->height >> (i && s->chroma_y_shift);
if (s->flipped_image)
s->data_offset[i] = 0;
else
s->data_offset[i] = (height-1) * s->current_frame.linesize[i];
}
s->last_slice_end = 0;
for (i = 0; i < s->c_superblock_height; i++)
render_slice(s, i);
for (i = 0; i < 3; i++) {
int row = (s->height >> (3+(i && s->chroma_y_shift))) - 1;
apply_loop_filter(s, i, row, row+1);
}
vp3_draw_horiz_band(s, s->avctx->height);
*data_size=sizeof(AVFrame);
*(AVFrame*)data= s->current_frame;
if (!HAVE_THREADS || !(s->avctx->active_thread_type&FF_THREAD_FRAME))
update_frames(avctx);
return buf_size;
error:
ff_thread_report_progress(&s->current_frame, INT_MAX, 0);
if (!HAVE_THREADS || !(s->avctx->active_thread_type&FF_THREAD_FRAME))
avctx->release_buffer(avctx, &s->current_frame);
return -1;
} | https://github.com/libav/libav/blob/9f3c77dd2a4fa4accf102c2af1f22567652b8e0f/libavcodec/vp3.c/#L1916 |
d2a_code_data_44055 | static int rev_body(char *hostname, int s, int stype, unsigned char *context)
{
char *buf = NULL;
int i;
int ret = 1;
SSL *con;
BIO *io, *ssl_bio, *sbio;
buf = app_malloc(bufsize, "server rev buffer");
io = BIO_new(BIO_f_buffer());
ssl_bio = BIO_new(BIO_f_ssl());
if ((io == NULL) || (ssl_bio == NULL))
goto err;
if (!BIO_set_write_buffer_size(io, bufsize))
goto err;
if ((con = SSL_new(ctx)) == NULL)
goto err;
if (s_tlsextdebug) {
SSL_set_tlsext_debug_callback(con, tlsext_cb);
SSL_set_tlsext_debug_arg(con, bio_s_out);
}
if (context && !SSL_set_session_id_context(con, context,
strlen((char *)context))) {
ERR_print_errors(bio_err);
goto err;
}
sbio = BIO_new_socket(s, BIO_NOCLOSE);
SSL_set_bio(con, sbio, sbio);
SSL_set_accept_state(con);
BIO_set_ssl(ssl_bio, con, BIO_CLOSE);
BIO_push(io, ssl_bio);
#ifdef CHARSET_EBCDIC
io = BIO_push(BIO_new(BIO_f_ebcdic_filter()), io);
#endif
if (s_debug) {
SSL_set_debug(con, 1);
BIO_set_callback(SSL_get_rbio(con), bio_dump_callback);
BIO_set_callback_arg(SSL_get_rbio(con), (char *)bio_s_out);
}
if (s_msg) {
#ifndef OPENSSL_NO_SSL_TRACE
if (s_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_s_msg ? bio_s_msg : bio_s_out);
}
for (;;) {
i = BIO_do_handshake(io);
if (i > 0)
break;
if (!BIO_should_retry(io)) {
BIO_puts(bio_err, "CONNECTION FAILURE\n");
ERR_print_errors(bio_err);
goto end;
}
#ifndef OPENSSL_NO_SRP
if (BIO_should_io_special(io)
&& BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
BIO_printf(bio_s_out, "LOOKUP renego during accept\n");
srp_callback_parm.user =
SRP_VBASE_get_by_user(srp_callback_parm.vb,
srp_callback_parm.login);
if (srp_callback_parm.user)
BIO_printf(bio_s_out, "LOOKUP done %s\n",
srp_callback_parm.user->info);
else
BIO_printf(bio_s_out, "LOOKUP not successful\n");
continue;
}
#endif
}
BIO_printf(bio_err, "CONNECTION ESTABLISHED\n");
print_ssl_summary(con);
for (;;) {
i = BIO_gets(io, buf, bufsize - 1);
if (i < 0) {
if (!BIO_should_retry(io)) {
if (!s_quiet)
ERR_print_errors(bio_err);
goto err;
} else {
BIO_printf(bio_s_out, "read R BLOCK\n");
#ifndef OPENSSL_NO_SRP
if (BIO_should_io_special(io)
&& BIO_get_retry_reason(io) == BIO_RR_SSL_X509_LOOKUP) {
BIO_printf(bio_s_out, "LOOKUP renego during read\n");
srp_callback_parm.user =
SRP_VBASE_get_by_user(srp_callback_parm.vb,
srp_callback_parm.login);
if (srp_callback_parm.user)
BIO_printf(bio_s_out, "LOOKUP done %s\n",
srp_callback_parm.user->info);
else
BIO_printf(bio_s_out, "LOOKUP not successful\n");
continue;
}
#endif
#if defined(OPENSSL_SYS_NETWARE)
delay(1000);
#elif !defined(OPENSSL_SYS_MSDOS)
sleep(1);
#endif
continue;
}
} else if (i == 0) {
ret = 1;
BIO_printf(bio_err, "CONNECTION CLOSED\n");
goto end;
} else {
char *p = buf + i - 1;
while (i && (*p == '\n' || *p == '\r')) {
p--;
i--;
}
if (!s_ign_eof && (i == 5) && (strncmp(buf, "CLOSE", 5) == 0)) {
ret = 1;
BIO_printf(bio_err, "CONNECTION CLOSED\n");
goto end;
}
BUF_reverse((unsigned char *)buf, NULL, i);
buf[i] = '\n';
BIO_write(io, buf, i + 1);
for (;;) {
i = BIO_flush(io);
if (i > 0)
break;
if (!BIO_should_retry(io))
goto end;
}
}
}
end:
SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
err:
OPENSSL_free(buf);
BIO_free_all(io);
return (ret);
} | https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/apps/s_server.c/#L2985 |
d2a_code_data_44056 | 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;
} | https://github.com/libav/libav/blob/562ef82d6a7f96f6b9da1219a5aaf7d9d7056f1b/libavcodec/bitstream.h/#L139 |
d2a_code_data_44057 | size_t CRYPTO_ccm128_tag(CCM128_CONTEXT *ctx, unsigned char *tag, size_t len)
{
unsigned int M = (ctx->nonce.c[0] >> 3) & 7;
M *= 2;
M += 2;
if (len < M)
return 0;
memcpy(tag, ctx->cmac.c, M);
return M;
} | https://github.com/openssl/openssl/blob/ac33c5a477568127ad99b1260a8978477de50e36/crypto/modes/ccm128.c/#L477 |
d2a_code_data_44058 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/e113c9c59dcb419dd00525cec431edb854a6c897/crypto/bn/bn_ctx.c/#L328 |
d2a_code_data_44059 | int MAIN(int argc, char **argv)
{
ENGINE *e = NULL;
char *key=NULL,*passargin=NULL;
int free_key = 0;
int total=0;
int total_done=0;
int badops=0;
int ret=1;
int email_dn=1;
int req=0;
int verbose=0;
int gencrl=0;
int dorevoke=0;
int doupdatedb=0;
long crldays=0;
long crlhours=0;
long errorline= -1;
char *configfile=NULL;
char *md=NULL;
char *policy=NULL;
char *keyfile=NULL;
char *certfile=NULL;
int keyform=FORMAT_PEM;
char *infile=NULL;
char *spkac_file=NULL;
char *ss_cert_file=NULL;
char *ser_status=NULL;
EVP_PKEY *pkey=NULL;
int output_der = 0;
char *outfile=NULL;
char *outdir=NULL;
char *serialfile=NULL;
char *extensions=NULL;
char *extfile=NULL;
char *subj=NULL;
char *tmp_email_dn=NULL;
char *crl_ext=NULL;
int rev_type = REV_NONE;
char *rev_arg = NULL;
BIGNUM *serial=NULL;
char *startdate=NULL;
char *enddate=NULL;
long days=0;
int batch=0;
int notext=0;
unsigned long nameopt = 0, certopt = 0;
int default_op = 1;
int ext_copy = EXT_COPY_NONE;
X509 *x509=NULL;
X509 *x=NULL;
BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
char *dbfile=NULL;
TXT_DB *db=NULL;
X509_CRL *crl=NULL;
X509_REVOKED *r=NULL;
ASN1_TIME *tmptm;
ASN1_INTEGER *tmpser;
char **pp,*p,*f;
int i,j;
long l;
const EVP_MD *dgst=NULL;
STACK_OF(CONF_VALUE) *attribs=NULL;
STACK_OF(X509) *cert_sk=NULL;
#undef BSIZE
#define BSIZE 256
MS_STATIC char buf[3][BSIZE];
char *randfile=NULL;
char *engine = NULL;
#ifdef EFENCE
EF_PROTECT_FREE=1;
EF_PROTECT_BELOW=1;
EF_ALIGNMENT=0;
#endif
apps_startup();
conf = NULL;
key = NULL;
section = NULL;
preserve=0;
msie_hack=0;
if (bio_err == NULL)
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
argc--;
argv++;
while (argc >= 1)
{
if (strcmp(*argv,"-verbose") == 0)
verbose=1;
else if (strcmp(*argv,"-config") == 0)
{
if (--argc < 1) goto bad;
configfile= *(++argv);
}
else if (strcmp(*argv,"-name") == 0)
{
if (--argc < 1) goto bad;
section= *(++argv);
}
else if (strcmp(*argv,"-subj") == 0)
{
if (--argc < 1) goto bad;
subj= *(++argv);
}
else if (strcmp(*argv,"-startdate") == 0)
{
if (--argc < 1) goto bad;
startdate= *(++argv);
}
else if (strcmp(*argv,"-enddate") == 0)
{
if (--argc < 1) goto bad;
enddate= *(++argv);
}
else if (strcmp(*argv,"-days") == 0)
{
if (--argc < 1) goto bad;
days=atoi(*(++argv));
}
else if (strcmp(*argv,"-md") == 0)
{
if (--argc < 1) goto bad;
md= *(++argv);
}
else if (strcmp(*argv,"-policy") == 0)
{
if (--argc < 1) goto bad;
policy= *(++argv);
}
else if (strcmp(*argv,"-keyfile") == 0)
{
if (--argc < 1) goto bad;
keyfile= *(++argv);
}
else if (strcmp(*argv,"-keyform") == 0)
{
if (--argc < 1) goto bad;
keyform=str2fmt(*(++argv));
}
else if (strcmp(*argv,"-passin") == 0)
{
if (--argc < 1) goto bad;
passargin= *(++argv);
}
else if (strcmp(*argv,"-key") == 0)
{
if (--argc < 1) goto bad;
key= *(++argv);
}
else if (strcmp(*argv,"-cert") == 0)
{
if (--argc < 1) goto bad;
certfile= *(++argv);
}
else if (strcmp(*argv,"-in") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
req=1;
}
else if (strcmp(*argv,"-out") == 0)
{
if (--argc < 1) goto bad;
outfile= *(++argv);
}
else if (strcmp(*argv,"-outdir") == 0)
{
if (--argc < 1) goto bad;
outdir= *(++argv);
}
else if (strcmp(*argv,"-notext") == 0)
notext=1;
else if (strcmp(*argv,"-batch") == 0)
batch=1;
else if (strcmp(*argv,"-preserveDN") == 0)
preserve=1;
else if (strcmp(*argv,"-noemailDN") == 0)
email_dn=0;
else if (strcmp(*argv,"-gencrl") == 0)
gencrl=1;
else if (strcmp(*argv,"-msie_hack") == 0)
msie_hack=1;
else if (strcmp(*argv,"-crldays") == 0)
{
if (--argc < 1) goto bad;
crldays= atol(*(++argv));
}
else if (strcmp(*argv,"-crlhours") == 0)
{
if (--argc < 1) goto bad;
crlhours= atol(*(++argv));
}
else if (strcmp(*argv,"-infiles") == 0)
{
argc--;
argv++;
req=1;
break;
}
else if (strcmp(*argv, "-ss_cert") == 0)
{
if (--argc < 1) goto bad;
ss_cert_file = *(++argv);
req=1;
}
else if (strcmp(*argv, "-spkac") == 0)
{
if (--argc < 1) goto bad;
spkac_file = *(++argv);
req=1;
}
else if (strcmp(*argv,"-revoke") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
dorevoke=1;
}
else if (strcmp(*argv,"-extensions") == 0)
{
if (--argc < 1) goto bad;
extensions= *(++argv);
}
else if (strcmp(*argv,"-extfile") == 0)
{
if (--argc < 1) goto bad;
extfile= *(++argv);
}
else if (strcmp(*argv,"-status") == 0)
{
if (--argc < 1) goto bad;
ser_status= *(++argv);
}
else if (strcmp(*argv,"-updatedb") == 0)
{
doupdatedb=1;
}
else if (strcmp(*argv,"-crlexts") == 0)
{
if (--argc < 1) goto bad;
crl_ext= *(++argv);
}
else if (strcmp(*argv,"-crl_reason") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_CRL_REASON;
}
else if (strcmp(*argv,"-crl_hold") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_HOLD;
}
else if (strcmp(*argv,"-crl_compromise") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_KEY_COMPROMISE;
}
else if (strcmp(*argv,"-crl_CA_compromise") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_CA_COMPROMISE;
}
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
else
{
bad:
BIO_printf(bio_err,"unknown option %s\n",*argv);
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
for (pp=ca_usage; (*pp != NULL); pp++)
BIO_printf(bio_err,"%s",*pp);
goto err;
}
ERR_load_crypto_strings();
e = setup_engine(bio_err, engine, 0);
if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
if (configfile == NULL)
{
#ifdef OPENSSL_SYS_VMS
strncpy(buf[0],X509_get_default_cert_area(),
sizeof(buf[0])-1-sizeof(CONFIG_FILE));
#else
strncpy(buf[0],X509_get_default_cert_area(),
sizeof(buf[0])-2-sizeof(CONFIG_FILE));
buf[0][sizeof(buf[0])-2-sizeof(CONFIG_FILE)]='\0';
strcat(buf[0],"/");
#endif
strcat(buf[0],CONFIG_FILE);
configfile=buf[0];
}
BIO_printf(bio_err,"Using configuration from %s\n",configfile);
conf = NCONF_new(NULL);
if (NCONF_load(conf,configfile,&errorline) <= 0)
{
if (errorline <= 0)
BIO_printf(bio_err,"error loading the config file '%s'\n",
configfile);
else
BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
,errorline,configfile);
goto err;
}
if (!load_config(bio_err, conf))
goto err;
if (section == NULL)
{
section=NCONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
if (section == NULL)
{
lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
goto err;
}
}
if (conf != NULL)
{
p=NCONF_get_string(conf,NULL,"oid_file");
if (p == NULL)
ERR_clear_error();
if (p != NULL)
{
BIO *oid_bio;
oid_bio=BIO_new_file(p,"r");
if (oid_bio == NULL)
{
ERR_clear_error();
}
else
{
OBJ_create_objects(oid_bio);
BIO_free(oid_bio);
}
}
if (!add_oid_section(bio_err,conf))
{
ERR_print_errors(bio_err);
goto err;
}
}
randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE");
if (randfile == NULL)
ERR_clear_error();
app_RAND_load_file(randfile, bio_err, 0);
in=BIO_new(BIO_s_file());
out=BIO_new(BIO_s_file());
Sout=BIO_new(BIO_s_file());
Cout=BIO_new(BIO_s_file());
if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
{
ERR_print_errors(bio_err);
goto err;
}
if (ser_status)
{
if ((dbfile=NCONF_get_string(conf,section,ENV_DATABASE)) == NULL)
{
lookup_fail(section,ENV_DATABASE);
goto err;
}
if (BIO_read_filename(in,dbfile) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
db=TXT_DB_read(in,DB_NUMBER);
if (db == NULL) goto err;
if (!make_serial_index(db))
goto err;
if (get_certificate_status(ser_status,db) != 1)
BIO_printf(bio_err,"Error verifying serial %s!\n",
ser_status);
goto err;
}
if ((keyfile == NULL) && ((keyfile=NCONF_get_string(conf,
section,ENV_PRIVATE_KEY)) == NULL))
{
lookup_fail(section,ENV_PRIVATE_KEY);
goto err;
}
if (!key)
{
free_key = 1;
if (!app_passwd(bio_err, passargin, NULL, &key, NULL))
{
BIO_printf(bio_err,"Error getting password\n");
goto err;
}
}
pkey = load_key(bio_err, keyfile, keyform, key, e,
"CA private key");
if (key) memset(key,0,strlen(key));
if (pkey == NULL)
{
goto err;
}
if ((certfile == NULL) && ((certfile=NCONF_get_string(conf,
section,ENV_CERTIFICATE)) == NULL))
{
lookup_fail(section,ENV_CERTIFICATE);
goto err;
}
x509=load_cert(bio_err, certfile, FORMAT_PEM, NULL, e,
"CA certificate");
if (x509 == NULL)
goto err;
if (!X509_check_private_key(x509,pkey))
{
BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
goto err;
}
f=NCONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
if (f == NULL)
ERR_clear_error();
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
preserve=1;
f=NCONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
if (f == NULL)
ERR_clear_error();
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
msie_hack=1;
f=NCONF_get_string(conf,section,ENV_NAMEOPT);
if (f)
{
if (!set_name_ex(&nameopt, f))
{
BIO_printf(bio_err, "Invalid name options: \"%s\"\n", f);
goto err;
}
default_op = 0;
}
else
ERR_clear_error();
f=NCONF_get_string(conf,section,ENV_CERTOPT);
if (f)
{
if (!set_cert_ex(&certopt, f))
{
BIO_printf(bio_err, "Invalid certificate options: \"%s\"\n", f);
goto err;
}
default_op = 0;
}
else
ERR_clear_error();
f=NCONF_get_string(conf,section,ENV_EXTCOPY);
if (f)
{
if (!set_ext_copy(&ext_copy, f))
{
BIO_printf(bio_err, "Invalid extension copy option: \"%s\"\n", f);
goto err;
}
}
else
ERR_clear_error();
if ((outdir == NULL) && (req))
{
struct stat sb;
if ((outdir=NCONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
== NULL)
{
BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
goto err;
}
#ifndef OPENSSL_SYS_VMS
if (access(outdir,R_OK|W_OK|X_OK) != 0)
{
BIO_printf(bio_err,"I am unable to access the %s directory\n",outdir);
perror(outdir);
goto err;
}
if (stat(outdir,&sb) != 0)
{
BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
perror(outdir);
goto err;
}
#ifdef S_IFDIR
if (!(sb.st_mode & S_IFDIR))
{
BIO_printf(bio_err,"%s need to be a directory\n",outdir);
perror(outdir);
goto err;
}
#endif
#endif
}
if ((dbfile=NCONF_get_string(conf,section,ENV_DATABASE)) == NULL)
{
lookup_fail(section,ENV_DATABASE);
goto err;
}
if (BIO_read_filename(in,dbfile) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
db=TXT_DB_read(in,DB_NUMBER);
if (db == NULL) goto err;
for (i=0; i<sk_num(db->data); i++)
{
pp=(char **)sk_value(db->data,i);
if ((pp[DB_type][0] != DB_TYPE_REV) &&
(pp[DB_rev_date][0] != '\0'))
{
BIO_printf(bio_err,"entry %d: not revoked yet, but has a revocation date\n",i+1);
goto err;
}
if ((pp[DB_type][0] == DB_TYPE_REV) &&
!make_revoked(NULL, pp[DB_rev_date]))
{
BIO_printf(bio_err," in entry %d\n", i+1);
goto err;
}
if (!check_time_format(pp[DB_exp_date]))
{
BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
goto err;
}
p=pp[DB_serial];
j=strlen(p);
if (*p == '-')
{
p++;
j--;
}
if ((j&1) || (j < 2))
{
BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
goto err;
}
while (*p)
{
if (!( ((*p >= '0') && (*p <= '9')) ||
((*p >= 'A') && (*p <= 'F')) ||
((*p >= 'a') && (*p <= 'f'))) )
{
BIO_printf(bio_err,"entry %d: bad serial number characters, char pos %ld, char is '%c'\n",i+1,(long)(p-pp[DB_serial]),*p);
goto err;
}
p++;
}
}
if (verbose)
{
BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
#endif
TXT_DB_write(out,db);
BIO_printf(bio_err,"%d entries loaded from the database\n",
db->data->num);
BIO_printf(bio_err,"generating index\n");
}
if (!make_serial_index(db))
goto err;
if (!TXT_DB_create_index(db, DB_name, index_name_qual,
LHASH_HASH_FN(index_name_hash),
LHASH_COMP_FN(index_name_cmp)))
{
BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
db->error,db->arg1,db->arg2);
goto err;
}
if (doupdatedb)
{
if (verbose)
BIO_printf(bio_err, "Updating %s ...\n",
dbfile);
i = do_updatedb(db);
if (i == -1)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
else if (i == 0)
{
if (verbose) BIO_printf(bio_err,
"No entries found to mark expired\n");
}
else
{
out = BIO_new(BIO_s_file());
if (out == NULL)
{
ERR_print_errors(bio_err);
goto err;
}
#ifndef OPENSSL_SYS_VMS
j = BIO_snprintf(buf[0], sizeof buf[0], "%s.new", dbfile);
#else
j = BIO_snprintf(buf[0], sizeof buf[0], "%s-new", dbfile);
#endif
if (j < 0 || j >= sizeof buf[0])
{
BIO_printf(bio_err, "file name too long\n");
goto err;
}
if (BIO_write_filename(out,buf[0]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",
dbfile);
goto err;
}
j=TXT_DB_write(out,db);
if (j <= 0) goto err;
BIO_free(out);
out = NULL;
#ifndef OPENSSL_SYS_VMS
j = BIO_snprintf(buf[1], sizeof buf[1], "%s.old", dbfile);
#else
j = BIO_snprintf(buf[1], sizeof buf[1], "%s-old", dbfile);
#endif
if (j < 0 || j >= sizeof buf[1])
{
BIO_printf(bio_err, "file name too long\n");
goto err;
}
if (rename(dbfile,buf[1]) < 0)
{
BIO_printf(bio_err,
"unable to rename %s to %s\n",
dbfile, buf[1]);
perror("reason");
goto err;
}
if (rename(buf[0],dbfile) < 0)
{
BIO_printf(bio_err,
"unable to rename %s to %s\n",
buf[0],dbfile);
perror("reason");
rename(buf[1],dbfile);
goto err;
}
if (verbose) BIO_printf(bio_err,
"Done. %d entries marked as expired\n",i);
}
goto err;
}
if (extfile)
{
extconf = NCONF_new(NULL);
if (NCONF_load(extconf,extfile,&errorline) <= 0)
{
if (errorline <= 0)
BIO_printf(bio_err, "ERROR: loading the config file '%s'\n",
extfile);
else
BIO_printf(bio_err, "ERROR: on line %ld of config file '%s'\n",
errorline,extfile);
ret = 1;
goto err;
}
if (verbose)
BIO_printf(bio_err, "Succesfully loaded extensions file %s\n", extfile);
if (!extensions && !(extensions = NCONF_get_string(extconf, "default", "extensions")))
extensions = "default";
}
if (req || gencrl)
{
if (outfile != NULL)
{
if (BIO_write_filename(Sout,outfile) <= 0)
{
perror(outfile);
goto err;
}
}
else
{
BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
Sout = BIO_push(tmpbio, Sout);
}
#endif
}
}
if (req)
{
if ((md == NULL) && ((md=NCONF_get_string(conf,
section,ENV_DEFAULT_MD)) == NULL))
{
lookup_fail(section,ENV_DEFAULT_MD);
goto err;
}
if ((email_dn == 1) && ((tmp_email_dn=NCONF_get_string(conf,
section,ENV_DEFAULT_EMAIL_DN)) != NULL ))
{
if(strcmp(tmp_email_dn,"no") == 0)
email_dn=0;
}
if ((dgst=EVP_get_digestbyname(md)) == NULL)
{
BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
goto err;
}
if (verbose)
BIO_printf(bio_err,"message digest is %s\n",
OBJ_nid2ln(dgst->type));
if ((policy == NULL) && ((policy=NCONF_get_string(conf,
section,ENV_POLICY)) == NULL))
{
lookup_fail(section,ENV_POLICY);
goto err;
}
if (verbose)
BIO_printf(bio_err,"policy is %s\n",policy);
if ((serialfile=NCONF_get_string(conf,section,ENV_SERIAL))
== NULL)
{
lookup_fail(section,ENV_SERIAL);
goto err;
}
if (!extconf)
{
if (!extensions)
{
extensions=NCONF_get_string(conf,section,
ENV_EXTENSIONS);
if (!extensions)
ERR_clear_error();
}
if (extensions)
{
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, extensions,
NULL))
{
BIO_printf(bio_err,
"Error Loading extension section %s\n",
extensions);
ret = 1;
goto err;
}
}
}
if (startdate == NULL)
{
startdate=NCONF_get_string(conf,section,
ENV_DEFAULT_STARTDATE);
if (startdate == NULL)
ERR_clear_error();
}
if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
{
BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
goto err;
}
if (startdate == NULL) startdate="today";
if (enddate == NULL)
{
enddate=NCONF_get_string(conf,section,
ENV_DEFAULT_ENDDATE);
if (enddate == NULL)
ERR_clear_error();
}
if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
{
BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
goto err;
}
if (days == 0)
{
if(!NCONF_get_number(conf,section, ENV_DEFAULT_DAYS, &days))
days = 0;
}
if (!enddate && (days == 0))
{
BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
goto err;
}
if ((serial=load_serial(serialfile)) == NULL)
{
BIO_printf(bio_err,"error while loading serial number\n");
goto err;
}
if (verbose)
{
if ((f=BN_bn2hex(serial)) == NULL) goto err;
BIO_printf(bio_err,"next serial number is %s\n",f);
OPENSSL_free(f);
}
if ((attribs=NCONF_get_section(conf,policy)) == NULL)
{
BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
goto err;
}
if ((cert_sk=sk_X509_new_null()) == NULL)
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
if (spkac_file != NULL)
{
total++;
j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,extensions,
conf,verbose,certopt,nameopt,default_op,ext_copy);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
if (outfile)
{
output_der = 1;
batch = 1;
}
}
}
if (ss_cert_file != NULL)
{
total++;
j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
db,serial,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy, e);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
if (infile != NULL)
{
total++;
j=certify(&x,infile,pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
for (i=0; i<argc; i++)
{
total++;
j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
if (sk_X509_num(cert_sk) > 0)
{
if (!batch)
{
BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
(void)BIO_flush(bio_err);
buf[0][0]='\0';
fgets(buf[0],10,stdin);
if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
{
BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
ret=0;
goto err;
}
}
BIO_printf(bio_err,"Write out database with %d new entries\n",sk_X509_num(cert_sk));
strncpy(buf[0],serialfile,BSIZE-4);
buf[0][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[0],"-new");
#else
strcat(buf[0],".new");
#endif
if (!save_serial(buf[0],serial)) goto err;
strncpy(buf[1],dbfile,BSIZE-4);
buf[1][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[1],"-new");
#else
strcat(buf[1],".new");
#endif
if (BIO_write_filename(out,buf[1]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
l=TXT_DB_write(out,db);
if (l <= 0) goto err;
}
if (verbose)
BIO_printf(bio_err,"writing new certificates\n");
for (i=0; i<sk_X509_num(cert_sk); i++)
{
int k;
unsigned char *n;
x=sk_X509_value(cert_sk,i);
j=x->cert_info->serialNumber->length;
p=(char *)x->cert_info->serialNumber->data;
strncpy(buf[2],outdir,BSIZE-(j*2)-6);
buf[2][BSIZE-(j*2)-6]='\0';
#ifndef OPENSSL_SYS_VMS
strcat(buf[2],"/");
#endif
n=(unsigned char *)&(buf[2][strlen(buf[2])]);
if (j > 0)
{
for (k=0; k<j; k++)
{
sprintf((char *)n,"%02X",(unsigned char)*(p++));
n+=2;
}
}
else
{
*(n++)='0';
*(n++)='0';
}
*(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
*n='\0';
if (verbose)
BIO_printf(bio_err,"writing %s\n",buf[2]);
if (BIO_write_filename(Cout,buf[2]) <= 0)
{
perror(buf[2]);
goto err;
}
write_new_certificate(Cout,x, 0, notext);
write_new_certificate(Sout,x, output_der, notext);
}
if (sk_X509_num(cert_sk))
{
strncpy(buf[2],serialfile,BSIZE-4);
buf[2][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[2],"-old");
#else
strcat(buf[2],".old");
#endif
BIO_free(in);
BIO_free_all(out);
in=NULL;
out=NULL;
if (rename(serialfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
serialfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[0],serialfile) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
buf[0],serialfile);
perror("reason");
rename(buf[2],serialfile);
goto err;
}
strncpy(buf[2],dbfile,BSIZE-4);
buf[2][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[2],"-old");
#else
strcat(buf[2],".old");
#endif
if (rename(dbfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
dbfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[1],dbfile) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
buf[1],dbfile);
perror("reason");
rename(buf[2],dbfile);
goto err;
}
BIO_printf(bio_err,"Data Base Updated\n");
}
}
if (gencrl)
{
int crl_v2 = 0;
if (!crl_ext)
{
crl_ext=NCONF_get_string(conf,section,ENV_CRLEXT);
if (!crl_ext)
ERR_clear_error();
}
if (crl_ext)
{
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, crl_ext, NULL))
{
BIO_printf(bio_err,
"Error Loading CRL extension section %s\n",
crl_ext);
ret = 1;
goto err;
}
}
if (!crldays && !crlhours)
{
if (!NCONF_get_number(conf,section,
ENV_DEFAULT_CRL_DAYS, &crldays))
crldays = 0;
if (!NCONF_get_number(conf,section,
ENV_DEFAULT_CRL_HOURS, &crlhours))
crlhours = 0;
}
if ((crldays == 0) && (crlhours == 0))
{
BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
goto err;
}
if (verbose) BIO_printf(bio_err,"making CRL\n");
if ((crl=X509_CRL_new()) == NULL) goto err;
if (!X509_CRL_set_issuer_name(crl, X509_get_issuer_name(x509))) goto err;
tmptm = ASN1_TIME_new();
if (!tmptm) goto err;
X509_gmtime_adj(tmptm,0);
X509_CRL_set_lastUpdate(crl, tmptm);
X509_gmtime_adj(tmptm,(crldays*24+crlhours)*60*60);
X509_CRL_set_nextUpdate(crl, tmptm);
ASN1_TIME_free(tmptm);
for (i=0; i<sk_num(db->data); i++)
{
pp=(char **)sk_value(db->data,i);
if (pp[DB_type][0] == DB_TYPE_REV)
{
if ((r=X509_REVOKED_new()) == NULL) goto err;
j = make_revoked(r, pp[DB_rev_date]);
if (!j) goto err;
if (j == 2) crl_v2 = 1;
if (!BN_hex2bn(&serial, pp[DB_serial]))
goto err;
tmpser = BN_to_ASN1_INTEGER(serial, NULL);
BN_free(serial);
serial = NULL;
if (!tmpser)
goto err;
X509_REVOKED_set_serialNumber(r, tmpser);
ASN1_INTEGER_free(tmpser);
X509_CRL_add0_revoked(crl,r);
}
}
X509_CRL_sort(crl);
if (verbose) BIO_printf(bio_err,"signing CRL\n");
if (md != NULL)
{
if ((dgst=EVP_get_digestbyname(md)) == NULL)
{
BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
goto err;
}
}
else
{
#ifndef OPENSSL_NO_DSA
if (pkey->type == EVP_PKEY_DSA)
dgst=EVP_dss1();
else
#endif
#ifndef OPENSSL_NO_ECDSA
if (pkey->type == EVP_PKEY_ECDSA)
dgst=EVP_ecdsa();
else
#endif
dgst=EVP_md5();
}
if (crl_ext)
{
X509V3_CTX crlctx;
X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
X509V3_set_nconf(&crlctx, conf);
if (!X509V3_EXT_CRL_add_nconf(conf, &crlctx,
crl_ext, crl)) goto err;
}
if (crl_ext || crl_v2)
{
if (!X509_CRL_set_version(crl, 1))
goto err;
}
if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
PEM_write_bio_X509_CRL(Sout,crl);
}
if (dorevoke)
{
if (infile == NULL)
{
BIO_printf(bio_err,"no input files\n");
goto err;
}
else
{
X509 *revcert;
revcert=load_cert(bio_err, infile, FORMAT_PEM,
NULL, e, infile);
if (revcert == NULL)
goto err;
j=do_revoke(revcert,db, rev_type, rev_arg);
if (j <= 0) goto err;
X509_free(revcert);
strncpy(buf[0],dbfile,BSIZE-4);
buf[0][BSIZE-4]='\0';
#ifndef OPENSSL_SYS_VMS
strcat(buf[0],".new");
#else
strcat(buf[0],"-new");
#endif
if (BIO_write_filename(out,buf[0]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
j=TXT_DB_write(out,db);
if (j <= 0) goto err;
strncpy(buf[1],dbfile,BSIZE-4);
buf[1][BSIZE-4]='\0';
#ifndef OPENSSL_SYS_VMS
strcat(buf[1],".old");
#else
strcat(buf[1],"-old");
#endif
if (rename(dbfile,buf[1]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
perror("reason");
goto err;
}
if (rename(buf[0],dbfile) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
perror("reason");
rename(buf[1],dbfile);
goto err;
}
BIO_printf(bio_err,"Data Base Updated\n");
}
}
ret=0;
err:
BIO_free_all(Cout);
BIO_free_all(Sout);
BIO_free_all(out);
BIO_free_all(in);
sk_X509_pop_free(cert_sk,X509_free);
if (ret) ERR_print_errors(bio_err);
app_RAND_write_file(randfile, bio_err);
if (free_key)
OPENSSL_free(key);
BN_free(serial);
TXT_DB_free(db);
EVP_PKEY_free(pkey);
X509_free(x509);
X509_CRL_free(crl);
NCONF_free(conf);
OBJ_cleanup();
apps_shutdown();
EXIT(ret);
} | https://github.com/openssl/openssl/blob/4bf4bc784f12bcdc3a3e772f85f6d33f5eccdab3/apps/ca.c/#L577 |
d2a_code_data_44060 | static int append_buf(char **buf, int *size, const char *s)
{
const int expand = 256;
int len = strlen(s) + 1;
char *p = *buf;
if (p == NULL) {
*size = ((len + expand - 1) / expand) * expand;
p = *buf = app_malloc(*size, "engine buffer");
} else {
const int blen = strlen(p);
if (blen > 0)
len += 2 + blen;
if (len > *size) {
*size = ((len + expand - 1) / expand) * expand;
p = OPENSSL_realloc(p, *size);
if (p == NULL) {
OPENSSL_free(*buf);
*buf = NULL;
return 0;
}
*buf = p;
}
if (blen > 0) {
p += blen;
*p++ = ',';
*p++ = ' ';
}
}
strcpy(p, s);
return 1;
} | https://github.com/openssl/openssl/blob/de2f409ef9de775df6db2c7de69b7bb0df21e380/apps/engine.c/#L78 |
d2a_code_data_44061 | 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);
} | https://github.com/openssl/openssl/blob/9998b32cb63b0bdd3d014abfa1d70e9a2c20a283/crypto/lhash/lhash.c/#L123 |
d2a_code_data_44062 | static void pred8x8l_down_left_c(uint8_t *src, int has_topleft, int has_topright, int stride)
{
PREDICT_8x8_LOAD_TOP;
PREDICT_8x8_LOAD_TOPRIGHT;
SRC(0,0)= (t0 + 2*t1 + t2 + 2) >> 2;
SRC(0,1)=SRC(1,0)= (t1 + 2*t2 + t3 + 2) >> 2;
SRC(0,2)=SRC(1,1)=SRC(2,0)= (t2 + 2*t3 + t4 + 2) >> 2;
SRC(0,3)=SRC(1,2)=SRC(2,1)=SRC(3,0)= (t3 + 2*t4 + t5 + 2) >> 2;
SRC(0,4)=SRC(1,3)=SRC(2,2)=SRC(3,1)=SRC(4,0)= (t4 + 2*t5 + t6 + 2) >> 2;
SRC(0,5)=SRC(1,4)=SRC(2,3)=SRC(3,2)=SRC(4,1)=SRC(5,0)= (t5 + 2*t6 + t7 + 2) >> 2;
SRC(0,6)=SRC(1,5)=SRC(2,4)=SRC(3,3)=SRC(4,2)=SRC(5,1)=SRC(6,0)= (t6 + 2*t7 + t8 + 2) >> 2;
SRC(0,7)=SRC(1,6)=SRC(2,5)=SRC(3,4)=SRC(4,3)=SRC(5,2)=SRC(6,1)=SRC(7,0)= (t7 + 2*t8 + t9 + 2) >> 2;
SRC(1,7)=SRC(2,6)=SRC(3,5)=SRC(4,4)=SRC(5,3)=SRC(6,2)=SRC(7,1)= (t8 + 2*t9 + t10 + 2) >> 2;
SRC(2,7)=SRC(3,6)=SRC(4,5)=SRC(5,4)=SRC(6,3)=SRC(7,2)= (t9 + 2*t10 + t11 + 2) >> 2;
SRC(3,7)=SRC(4,6)=SRC(5,5)=SRC(6,4)=SRC(7,3)= (t10 + 2*t11 + t12 + 2) >> 2;
SRC(4,7)=SRC(5,6)=SRC(6,5)=SRC(7,4)= (t11 + 2*t12 + t13 + 2) >> 2;
SRC(5,7)=SRC(6,6)=SRC(7,5)= (t12 + 2*t13 + t14 + 2) >> 2;
SRC(6,7)=SRC(7,6)= (t13 + 2*t14 + t15 + 2) >> 2;
SRC(7,7)= (t14 + 3*t15 + 2) >> 2;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/h264pred.c/#L841 |
d2a_code_data_44063 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268 |
d2a_code_data_44064 | 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->d[i] |= (((BN_ULONG)1) << j);
bn_check_top(a);
return (1);
} | https://github.com/openssl/openssl/blob/b3618f44a7b8504bfb0a64e8a33e6b8e56d4d516/crypto/bn/bn_lib.c/#L709 |
d2a_code_data_44065 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268 |
d2a_code_data_44066 | static void frame_end(MpegEncContext *s)
{
int i;
if (s->unrestricted_mv &&
s->current_picture.reference &&
!s->intra_only) {
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->avctx->pix_fmt);
int hshift = desc->log2_chroma_w;
int vshift = desc->log2_chroma_h;
s->dsp.draw_edges(s->current_picture.f->data[0], s->linesize,
s->h_edge_pos, s->v_edge_pos,
EDGE_WIDTH, EDGE_WIDTH,
EDGE_TOP | EDGE_BOTTOM);
s->dsp.draw_edges(s->current_picture.f->data[1], s->uvlinesize,
s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
EDGE_TOP | EDGE_BOTTOM);
s->dsp.draw_edges(s->current_picture.f->data[2], s->uvlinesize,
s->h_edge_pos >> hshift, s->v_edge_pos >> vshift,
EDGE_WIDTH >> hshift, EDGE_WIDTH >> vshift,
EDGE_TOP | EDGE_BOTTOM);
}
emms_c();
s->last_pict_type = s->pict_type;
s->last_lambda_for [s->pict_type] = s->current_picture_ptr->f->quality;
if (s->pict_type!= AV_PICTURE_TYPE_B)
s->last_non_b_pict_type = s->pict_type;
if (s->encoding) {
for (i = 0; i < MAX_PICTURE_COUNT; i++) {
if (!s->picture[i].reference)
ff_mpeg_unref_picture(s, &s->picture[i]);
}
}
s->avctx->coded_frame = s->current_picture_ptr->f;
} | https://github.com/libav/libav/blob/d6d767d93e532246cacf3567e6bcad76a821f838/libavcodec/mpegvideo_enc.c/#L1372 |
d2a_code_data_44067 | 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(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;
}
} | https://github.com/openssl/openssl/blob/dab6f09573742df94c4767663565aca3863f8173/crypto/lhash/lhash.c/#L356 |
d2a_code_data_44068 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/2f3930bc0edbfdc7718f709b856fa53f0ec57cde/crypto/bn/bn_ctx.c/#L273 |
d2a_code_data_44069 | static void h261_loop_filter_c(uint8_t *src, int stride){
int x,y,xy,yz;
int temp[64];
for(x=0; x<8; x++){
temp[x ] = 4*src[x ];
temp[x + 7*8] = 4*src[x + 7*stride];
}
for(y=1; y<7; y++){
for(x=0; x<8; x++){
xy = y * stride + x;
yz = y * 8 + x;
temp[yz] = src[xy - stride] + 2*src[xy] + src[xy + stride];
}
}
for(y=0; y<8; y++){
src[ y*stride] = (temp[ y*8] + 2)>>2;
src[7+y*stride] = (temp[7+y*8] + 2)>>2;
for(x=1; x<7; x++){
xy = y * stride + x;
yz = y * 8 + x;
src[xy] = (temp[yz-1] + 2*temp[yz] + temp[yz+1] + 8)>>4;
}
}
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/dsputil.c/#L2906 |
d2a_code_data_44070 | static ngx_int_t
ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
{
#if (NGX_HAVE_UNIX_DOMAIN)
u_char *path, *uri, *last;
size_t len;
struct sockaddr_un *saun;
len = u->url.len;
path = u->url.data;
path += 5;
len -= 5;
if (u->uri_part) {
last = path + len;
uri = ngx_strlchr(path, last, ':');
if (uri) {
len = uri - path;
uri++;
u->uri.len = last - uri;
u->uri.data = uri;
}
}
if (len == 0) {
u->err = "no path in the unix domain socket";
return NGX_ERROR;
}
u->host.len = len++;
u->host.data = path;
if (len > sizeof(saun->sun_path)) {
u->err = "too long path in the unix domain socket";
return NGX_ERROR;
}
u->socklen = sizeof(struct sockaddr_un);
saun = (struct sockaddr_un *) &u->sockaddr;
saun->sun_family = AF_UNIX;
(void) ngx_cpystrn((u_char *) saun->sun_path, path, len);
u->addrs = ngx_pcalloc(pool, sizeof(ngx_peer_addr_t));
if (u->addrs == NULL) {
return NGX_ERROR;
}
saun = ngx_pcalloc(pool, sizeof(struct sockaddr_un));
if (saun == NULL) {
return NGX_ERROR;
}
u->family = AF_UNIX;
u->naddrs = 1;
saun->sun_family = AF_UNIX;
(void) ngx_cpystrn((u_char *) saun->sun_path, path, len);
u->addrs[0].sockaddr = (struct sockaddr *) saun;
u->addrs[0].socklen = sizeof(struct sockaddr_un);
u->addrs[0].name.len = len + 4;
u->addrs[0].name.data = u->url.data;
return NGX_OK;
#else
u->err = "the unix domain sockets are not supported on this platform";
return NGX_ERROR;
#endif
} | https://github.com/nginx/nginx/blob/e4ecddfdb0d2ffc872658e36028971ad9a873726/src/core/ngx_inet.c/#L321 |
d2a_code_data_44071 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/0282aeb690d63fab73a07191b63300a2fe30d212/crypto/bn/bn_ctx.c/#L273 |
d2a_code_data_44072 | 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->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 = (unsigned char *)pkt->buf->data + pkt->curr;
return 1;
} | https://github.com/openssl/openssl/blob/e4e1aa903e624044d3319622fc50222f1b2c7328/ssl/packet.c/#L46 |
d2a_code_data_44073 | static void info_cb(const SSL *s, int where, int ret)
{
if (where & SSL_CB_ALERT) {
HANDSHAKE_EX_DATA *ex_data =
(HANDSHAKE_EX_DATA*)(SSL_get_ex_data(s, ex_data_idx));
if (where & SSL_CB_WRITE) {
ex_data->alert_sent = ret;
} else {
ex_data->alert_received = ret;
}
}
} | https://github.com/openssl/openssl/blob/70c22888c1648fe8652e77107f3c74bf2212de36/test/handshake_helper.c/#L73 |
d2a_code_data_44074 | int is_partially_overlapping(const void *ptr1, const void *ptr2, int len)
{
PTRDIFF_T diff = (PTRDIFF_T)ptr1-(PTRDIFF_T)ptr2;
int overlapped = (len > 0) & (diff != 0) & ((diff < (PTRDIFF_T)len) |
(diff > (0 - (PTRDIFF_T)len)));
return overlapped;
} | https://github.com/openssl/openssl/blob/b1531d8e6cc95837e38b10d875ae64144c6fdf7a/crypto/evp/evp_enc.c/#L288 |
d2a_code_data_44075 | static int decode_header_trees(SmackVContext *smk) {
GetBitContext gb;
int mmap_size, mclr_size, full_size, type_size;
mmap_size = AV_RL32(smk->avctx->extradata);
mclr_size = AV_RL32(smk->avctx->extradata + 4);
full_size = AV_RL32(smk->avctx->extradata + 8);
type_size = AV_RL32(smk->avctx->extradata + 12);
init_get_bits(&gb, smk->avctx->extradata + 16, (smk->avctx->extradata_size - 16) * 8);
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MMAP tree\n");
smk->mmap_tbl = av_malloc(sizeof(int) * 2);
smk->mmap_tbl[0] = 0;
smk->mmap_last[0] = smk->mmap_last[1] = smk->mmap_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mmap_tbl, smk->mmap_last, mmap_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MCLR tree\n");
smk->mclr_tbl = av_malloc(sizeof(int) * 2);
smk->mclr_tbl[0] = 0;
smk->mclr_last[0] = smk->mclr_last[1] = smk->mclr_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mclr_tbl, smk->mclr_last, mclr_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping FULL tree\n");
smk->full_tbl = av_malloc(sizeof(int) * 2);
smk->full_tbl[0] = 0;
smk->full_last[0] = smk->full_last[1] = smk->full_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->full_tbl, smk->full_last, full_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping TYPE tree\n");
smk->type_tbl = av_malloc(sizeof(int) * 2);
smk->type_tbl[0] = 0;
smk->type_last[0] = smk->type_last[1] = smk->type_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->type_tbl, smk->type_last, type_size))
return -1;
}
return 0;
} | https://github.com/libav/libav/blob/d7d2f0e63c8187d531168256a0ce2aac21d5fce6/libavcodec/smacker.c/#L301 |
d2a_code_data_44076 | static int interlaced_search(MpegEncContext *s, int ref_index,
int16_t (*mv_tables[2][2])[2], uint8_t *field_select_tables[2], int mx, int my, int user_field_select)
{
MotionEstContext * const c= &s->me;
const int size=0;
const int h=8;
int block;
int P[10][2];
uint8_t * const mv_penalty= c->current_mv_penalty;
int same=1;
const int stride= 2*s->linesize;
int dmin_sum= 0;
const int mot_stride= s->mb_stride;
const int xy= s->mb_x + s->mb_y*mot_stride;
c->ymin>>=1;
c->ymax>>=1;
c->stride<<=1;
c->uvstride<<=1;
init_interlaced_ref(s, ref_index);
for(block=0; block<2; block++){
int field_select;
int best_dmin= INT_MAX;
int best_field= -1;
for(field_select=0; field_select<2; field_select++){
int dmin, mx_i, my_i;
int16_t (*mv_table)[2]= mv_tables[block][field_select];
if(user_field_select){
assert(field_select==0 || field_select==1);
assert(field_select_tables[block][xy]==0 || field_select_tables[block][xy]==1);
if(field_select_tables[block][xy] != field_select)
continue;
}
P_LEFT[0] = mv_table[xy - 1][0];
P_LEFT[1] = mv_table[xy - 1][1];
if(P_LEFT[0] > (c->xmax<<1)) P_LEFT[0] = (c->xmax<<1);
c->pred_x= P_LEFT[0];
c->pred_y= P_LEFT[1];
if(!s->first_slice_line){
P_TOP[0] = mv_table[xy - mot_stride][0];
P_TOP[1] = mv_table[xy - mot_stride][1];
P_TOPRIGHT[0] = mv_table[xy - mot_stride + 1][0];
P_TOPRIGHT[1] = mv_table[xy - mot_stride + 1][1];
if(P_TOP[1] > (c->ymax<<1)) P_TOP[1] = (c->ymax<<1);
if(P_TOPRIGHT[0] < (c->xmin<<1)) P_TOPRIGHT[0]= (c->xmin<<1);
if(P_TOPRIGHT[0] > (c->xmax<<1)) P_TOPRIGHT[0]= (c->xmax<<1);
if(P_TOPRIGHT[1] > (c->ymax<<1)) P_TOPRIGHT[1]= (c->ymax<<1);
P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]);
P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]);
}
P_MV1[0]= mx;
P_MV1[1]= my / 2;
dmin = epzs_motion_search2(s, &mx_i, &my_i, P, block, field_select+ref_index, mv_table, (1<<16)>>1);
dmin= c->sub_motion_search(s, &mx_i, &my_i, dmin, block, field_select+ref_index, size, h);
mv_table[xy][0]= mx_i;
mv_table[xy][1]= my_i;
if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){
int dxy;
uint8_t *ref= c->ref[field_select+ref_index][0] + (mx_i>>1) + (my_i>>1)*stride;
dxy = ((my_i & 1) << 1) | (mx_i & 1);
if(s->no_rounding){
s->dsp.put_no_rnd_pixels_tab[size][dxy](c->scratchpad, ref , stride, h);
}else{
s->dsp.put_pixels_tab [size][dxy](c->scratchpad, ref , stride, h);
}
dmin= s->dsp.mb_cmp[size](s, c->src[block][0], c->scratchpad, stride, h);
dmin+= (mv_penalty[mx_i-c->pred_x] + mv_penalty[my_i-c->pred_y] + 1)*c->mb_penalty_factor;
}else
dmin+= c->mb_penalty_factor;
dmin += field_select != block;
if(dmin < best_dmin){
best_dmin= dmin;
best_field= field_select;
}
}
{
int16_t (*mv_table)[2]= mv_tables[block][best_field];
if(mv_table[xy][0] != mx) same=0;
if(mv_table[xy][1]&1) same=0;
if(mv_table[xy][1]*2 != my) same=0;
if(best_field != block) same=0;
}
field_select_tables[block][xy]= best_field;
dmin_sum += best_dmin;
}
c->ymin<<=1;
c->ymax<<=1;
c->stride>>=1;
c->uvstride>>=1;
if(same)
return INT_MAX;
switch(c->avctx->mb_cmp&0xFF){
case FF_CMP_RD:
return dmin_sum;
default:
return dmin_sum+ 11*c->mb_penalty_factor;
}
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est.c/#L921 |
d2a_code_data_44077 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/fff684168c7923aa85e6b4381d71d933396e32b0/crypto/bn/bn_ctx.c/#L268 |
d2a_code_data_44078 | static int ssl_cipher_process_rulestr(const char *rule_str,
CIPHER_ORDER **head_p, CIPHER_ORDER **tail_p,
const SSL_CIPHER **ca_list, CERT *c)
{
unsigned long alg_mkey, alg_auth, alg_enc, alg_mac, alg_ssl, algo_strength;
const char *l, *buf;
int j, multi, found, rule, retval, ok, buflen;
unsigned long cipher_id = 0;
char ch;
retval = 1;
l = rule_str;
for (;;)
{
ch = *l;
if (ch == '\0')
break;
if (ch == '-')
{ rule = CIPHER_DEL; l++; }
else if (ch == '+')
{ rule = CIPHER_ORD; l++; }
else if (ch == '!')
{ rule = CIPHER_KILL; l++; }
else if (ch == '@')
{ rule = CIPHER_SPECIAL; l++; }
else
{ rule = CIPHER_ADD; }
if (ITEM_SEP(ch))
{
l++;
continue;
}
alg_mkey = 0;
alg_auth = 0;
alg_enc = 0;
alg_mac = 0;
alg_ssl = 0;
algo_strength = 0;
for (;;)
{
ch = *l;
buf = l;
buflen = 0;
#ifndef CHARSET_EBCDIC
while ( ((ch >= 'A') && (ch <= 'Z')) ||
((ch >= '0') && (ch <= '9')) ||
((ch >= 'a') && (ch <= 'z')) ||
(ch == '-') || (ch == '.') ||
(ch == '='))
#else
while ( isalnum(ch) || (ch == '-') || (ch == '.') ||
(ch == '='))
#endif
{
ch = *(++l);
buflen++;
}
if (buflen == 0)
{
SSLerr(SSL_F_SSL_CIPHER_PROCESS_RULESTR,
SSL_R_INVALID_COMMAND);
retval = found = 0;
l++;
break;
}
if (rule == CIPHER_SPECIAL)
{
found = 0;
break;
}
if (ch == '+')
{
multi=1;
l++;
}
else
multi=0;
j = found = 0;
cipher_id = 0;
while (ca_list[j])
{
if (!strncmp(buf, ca_list[j]->name, buflen) &&
(ca_list[j]->name[buflen] == '\0'))
{
found = 1;
break;
}
else
j++;
}
if (!found)
break;
if (ca_list[j]->algorithm_mkey)
{
if (alg_mkey)
{
alg_mkey &= ca_list[j]->algorithm_mkey;
if (!alg_mkey) { found = 0; break; }
}
else
alg_mkey = ca_list[j]->algorithm_mkey;
}
if (ca_list[j]->algorithm_auth)
{
if (alg_auth)
{
alg_auth &= ca_list[j]->algorithm_auth;
if (!alg_auth) { found = 0; break; }
}
else
alg_auth = ca_list[j]->algorithm_auth;
}
if (ca_list[j]->algorithm_enc)
{
if (alg_enc)
{
alg_enc &= ca_list[j]->algorithm_enc;
if (!alg_enc) { found = 0; break; }
}
else
alg_enc = ca_list[j]->algorithm_enc;
}
if (ca_list[j]->algorithm_mac)
{
if (alg_mac)
{
alg_mac &= ca_list[j]->algorithm_mac;
if (!alg_mac) { found = 0; break; }
}
else
alg_mac = ca_list[j]->algorithm_mac;
}
if (ca_list[j]->algo_strength & SSL_EXP_MASK)
{
if (algo_strength & SSL_EXP_MASK)
{
algo_strength &= (ca_list[j]->algo_strength & SSL_EXP_MASK) | ~SSL_EXP_MASK;
if (!(algo_strength & SSL_EXP_MASK)) { found = 0; break; }
}
else
algo_strength |= ca_list[j]->algo_strength & SSL_EXP_MASK;
}
if (ca_list[j]->algo_strength & SSL_STRONG_MASK)
{
if (algo_strength & SSL_STRONG_MASK)
{
algo_strength &= (ca_list[j]->algo_strength & SSL_STRONG_MASK) | ~SSL_STRONG_MASK;
if (!(algo_strength & SSL_STRONG_MASK)) { found = 0; break; }
}
else
algo_strength |= ca_list[j]->algo_strength & SSL_STRONG_MASK;
}
if (ca_list[j]->valid)
{
cipher_id = ca_list[j]->id;
}
else
{
if (ca_list[j]->algorithm_ssl)
{
if (alg_ssl)
{
alg_ssl &= ca_list[j]->algorithm_ssl;
if (!alg_ssl) { found = 0; break; }
}
else
alg_ssl = ca_list[j]->algorithm_ssl;
}
}
if (!multi) break;
}
if (rule == CIPHER_SPECIAL)
{
ok = 0;
if ((buflen == 8) &&
!strncmp(buf, "STRENGTH", 8))
ok = ssl_cipher_strength_sort(head_p, tail_p);
else if (buflen == 10 && !strncmp(buf, "SECLEVEL=", 9))
{
int level = buf[9] - '0';
if (level < 0 || level > 5)
{
SSLerr(SSL_F_SSL_CIPHER_PROCESS_RULESTR,
SSL_R_INVALID_COMMAND);
}
else
{
c->sec_level = level;
ok = 1;
}
}
else
SSLerr(SSL_F_SSL_CIPHER_PROCESS_RULESTR,
SSL_R_INVALID_COMMAND);
if (ok == 0)
retval = 0;
while ((*l != '\0') && !ITEM_SEP(*l))
l++;
}
else if (found)
{
ssl_cipher_apply_rule(cipher_id,
alg_mkey, alg_auth, alg_enc, alg_mac, alg_ssl, algo_strength,
rule, -1, head_p, tail_p);
}
else
{
while ((*l != '\0') && !ITEM_SEP(*l))
l++;
}
if (*l == '\0') break;
}
return(retval);
} | https://github.com/openssl/openssl/blob/dbb7654dc189992966ecd95ca66f7a3bb011ab9b/ssl/ssl_ciph.c/#L1357 |
d2a_code_data_44079 | static ngx_int_t
ngx_http_post_action(ngx_http_request_t *r)
{
ngx_http_core_loc_conf_t *clcf;
clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
if (clcf->post_action.data == NULL) {
return NGX_DECLINED;
}
if (r->post_action && r->uri_changes == 0) {
return NGX_DECLINED;
}
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"post action: \"%V\"", &clcf->post_action);
r->main->count--;
r->http_version = NGX_HTTP_VERSION_9;
r->header_only = 1;
r->post_action = 1;
r->read_event_handler = ngx_http_block_reading;
if (clcf->post_action.data[0] == '/') {
ngx_http_internal_redirect(r, &clcf->post_action, NULL);
} else {
ngx_http_named_location(r, &clcf->post_action);
}
return NGX_OK;
} | https://github.com/nginx/nginx/blob/8cb7134f49bcdded469b3e72415b96794190257e/src/http/ngx_http_request.c/#L2938 |
d2a_code_data_44080 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/732192a0796c4ecbef3b13ccc8ee8ab23e28f483/crypto/bn/bn_ctx.c/#L355 |
d2a_code_data_44081 | static inline int get_context(FFV1Context *f, int_fast16_t *src, int_fast16_t *last, int_fast16_t *last2){
const int LT= last[-1];
const int T= last[ 0];
const int RT= last[ 1];
const int L = src[-1];
if(f->quant_table[3][127]){
const int TT= last2[0];
const int LL= src[-2];
return f->quant_table[0][(L-LT) & 0xFF] + f->quant_table[1][(LT-T) & 0xFF] + f->quant_table[2][(T-RT) & 0xFF]
+f->quant_table[3][(LL-L) & 0xFF] + f->quant_table[4][(TT-T) & 0xFF];
}else
return f->quant_table[0][(L-LT) & 0xFF] + f->quant_table[1][(LT-T) & 0xFF] + f->quant_table[2][(T-RT) & 0xFF];
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/ffv1.c/#L210 |
d2a_code_data_44082 | 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);
} | https://github.com/openssl/openssl/blob/25ffeb11ea86bdc76db150c504550602a9acc9bc/crypto/lhash/lhash.c/#L126 |
d2a_code_data_44083 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/fff684168c7923aa85e6b4381d71d933396e32b0/crypto/bn/bn_ctx.c/#L268 |
d2a_code_data_44084 | int ssl_security_cert_chain(SSL *s, STACK_OF(X509) *sk, X509 *x, int vfy)
{
int rv, start_idx, i;
if (x == NULL) {
x = sk_X509_value(sk, 0);
start_idx = 1;
} else
start_idx = 0;
rv = ssl_security_cert(s, NULL, x, vfy, 1);
if (rv != 1)
return rv;
for (i = start_idx; i < sk_X509_num(sk); i++) {
x = sk_X509_value(sk, i);
rv = ssl_security_cert(s, NULL, x, vfy, 0);
if (rv != 1)
return rv;
}
return 1;
} | https://github.com/openssl/openssl/blob/e29c73c93b88a4b7f492c7c8c7343223e7548612/ssl/t1_lib.c/#L4320 |
d2a_code_data_44085 | int opt_timelimit(const char *opt, const char *arg)
{
#if HAVE_SETRLIMIT
int lim = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
struct rlimit rl = { lim, lim + 1 };
if (setrlimit(RLIMIT_CPU, &rl))
perror("setrlimit");
#else
av_log(NULL, AV_LOG_WARNING, "-%s not implemented on this OS\n", opt);
#endif
return 0;
} | https://github.com/libav/libav/blob/1be8c90847300ac7889833612c99d57c58ff64b1/cmdutils.c/#L436 |
d2a_code_data_44086 | static ossl_inline void packet_forward(PACKET *pkt, size_t len)
{
pkt->curr += len;
pkt->remaining -= len;
} | https://github.com/openssl/openssl/blob/190b9a03b72a8029c27e4bd0ab000129e240a413/ssl/packet_locl.h/#L36 |
d2a_code_data_44087 | 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);
} | https://github.com/openssl/openssl/blob/6ea3bca427b3e759939a63555821d0c4678dd79c/crypto/bn/bn_shift.c/#L112 |
d2a_code_data_44088 | static inline void skip_remaining(BitstreamContext *bc, unsigned n)
{
#ifdef BITSTREAM_READER_LE
bc->bits >>= n;
#else
bc->bits <<= n;
#endif
bc->bits_left -= n;
} | https://github.com/libav/libav/blob/562ef82d6a7f96f6b9da1219a5aaf7d9d7056f1b/libavcodec/bitstream.h/#L237 |
d2a_code_data_44089 | static int img_write_packet(AVFormatContext *s, AVPacket *pkt)
{
VideoData *img = s->priv_data;
ByteIOContext *pb[3];
char filename[1024];
AVCodecContext *codec= s->streams[ pkt->stream_index ]->codec;
int i;
if (!img->is_pipe) {
if (av_get_frame_filename(filename, sizeof(filename),
img->path, img->img_number) < 0 && img->img_number>1)
return AVERROR(EIO);
for(i=0; i<3; i++){
if (url_fopen(&pb[i], filename, URL_WRONLY) < 0)
return AVERROR(EIO);
if(codec->codec_id != CODEC_ID_RAWVIDEO)
break;
filename[ strlen(filename) - 1 ]= 'U' + i;
}
} else {
pb[0] = s->pb;
}
if(codec->codec_id == CODEC_ID_RAWVIDEO){
int ysize = codec->width * codec->height;
put_buffer(pb[0], pkt->data , ysize);
put_buffer(pb[1], pkt->data + ysize, (pkt->size - ysize)/2);
put_buffer(pb[2], pkt->data + ysize +(pkt->size - ysize)/2, (pkt->size - ysize)/2);
put_flush_packet(pb[1]);
put_flush_packet(pb[2]);
url_fclose(pb[1]);
url_fclose(pb[2]);
}else{
put_buffer(pb[0], pkt->data, pkt->size);
}
put_flush_packet(pb[0]);
if (!img->is_pipe) {
url_fclose(pb[0]);
}
img->img_number++;
return 0;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavformat/img2.c/#L349 |
d2a_code_data_44090 | SSL_TEST_CTX *SSL_TEST_CTX_create(const CONF *conf, const char *test_section)
{
STACK_OF(CONF_VALUE) *sk_conf = NULL;
SSL_TEST_CTX *ctx = NULL;
int i;
size_t j;
if (!TEST_ptr(sk_conf = NCONF_get_section(conf, test_section))
|| !TEST_ptr(ctx = SSL_TEST_CTX_new()))
goto err;
for (i = 0; i < sk_CONF_VALUE_num(sk_conf); i++) {
int found = 0;
const CONF_VALUE *option = sk_CONF_VALUE_value(sk_conf, i);
if (strcmp(option->name, "client") == 0) {
if (!parse_client_options(&ctx->extra.client, conf, option->value))
goto err;
} else if (strcmp(option->name, "server") == 0) {
if (!parse_server_options(&ctx->extra.server, conf, option->value))
goto err;
} else if (strcmp(option->name, "server2") == 0) {
if (!parse_server_options(&ctx->extra.server2, conf, option->value))
goto err;
} else if (strcmp(option->name, "resume-client") == 0) {
if (!parse_client_options(&ctx->resume_extra.client, conf,
option->value))
goto err;
} else if (strcmp(option->name, "resume-server") == 0) {
if (!parse_server_options(&ctx->resume_extra.server, conf,
option->value))
goto err;
} else if (strcmp(option->name, "resume-server2") == 0) {
if (!parse_server_options(&ctx->resume_extra.server2, conf,
option->value))
goto err;
} else {
for (j = 0; j < OSSL_NELEM(ssl_test_ctx_options); j++) {
if (strcmp(option->name, ssl_test_ctx_options[j].name) == 0) {
if (!ssl_test_ctx_options[j].parse(ctx, option->value)) {
TEST_info("Bad value %s for option %s",
option->value, option->name);
goto err;
}
found = 1;
break;
}
}
if (!found) {
TEST_info("Unknown test option: %s", option->name);
goto err;
}
}
}
goto done;
err:
SSL_TEST_CTX_free(ctx);
ctx = NULL;
done:
return ctx;
} | https://github.com/openssl/openssl/blob/f1b97da1fd90cf3935eafedc8df0d0165cb75f2f/test/ssl_test_ctx.c/#L803 |
d2a_code_data_44091 | static void
doapr_outch(char **sbuffer,
char **buffer, size_t *currlen, size_t *maxlen, int c)
{
assert(*sbuffer != NULL || buffer != NULL);
if (buffer) {
while (*currlen >= *maxlen) {
if (*buffer == NULL) {
if (*maxlen == 0)
*maxlen = 1024;
*buffer = OPENSSL_malloc(*maxlen);
if(!*buffer) {
return;
}
if (*currlen > 0) {
assert(*sbuffer != NULL);
memcpy(*buffer, *sbuffer, *currlen);
}
*sbuffer = NULL;
} else {
*maxlen += 1024;
*buffer = OPENSSL_realloc(*buffer, *maxlen);
if(!*buffer) {
return;
}
}
}
assert(*sbuffer != NULL || *buffer != NULL);
}
if (*currlen < *maxlen) {
if (*sbuffer)
(*sbuffer)[(*currlen)++] = (char)c;
else
(*buffer)[(*currlen)++] = (char)c;
}
return;
} | https://github.com/openssl/openssl/blob/ac5a110621ca48f0bebd5b4d76d081de403da29e/crypto/bio/b_print.c/#L740 |
d2a_code_data_44092 | void ssl3_cbc_copy_mac(unsigned char *out,
const SSL3_RECORD *rec, size_t md_size)
{
#if defined(CBC_MAC_ROTATE_IN_PLACE)
unsigned char rotated_mac_buf[64 + EVP_MAX_MD_SIZE];
unsigned char *rotated_mac;
#else
unsigned char rotated_mac[EVP_MAX_MD_SIZE];
#endif
size_t mac_end = rec->length;
size_t mac_start = mac_end - md_size;
size_t scan_start = 0;
size_t i, j;
size_t div_spoiler;
size_t rotate_offset;
OPENSSL_assert(rec->orig_len >= md_size);
OPENSSL_assert(md_size <= EVP_MAX_MD_SIZE);
#if defined(CBC_MAC_ROTATE_IN_PLACE)
rotated_mac = rotated_mac_buf + ((0 - (size_t)rotated_mac_buf) & 63);
#endif
if (rec->orig_len > md_size + 255 + 1)
scan_start = rec->orig_len - (md_size + 255 + 1);
div_spoiler = md_size >> 1;
div_spoiler <<= (sizeof(div_spoiler) - 1) * 8;
rotate_offset = (div_spoiler + mac_start - scan_start) % md_size;
memset(rotated_mac, 0, md_size);
for (i = scan_start, j = 0; i < rec->orig_len; i++) {
unsigned char mac_started = constant_time_ge_8_s(i, mac_start);
unsigned char mac_ended = constant_time_ge_8_s(i, mac_end);
unsigned char b = rec->data[i];
rotated_mac[j++] |= b & mac_started & ~mac_ended;
j &= constant_time_lt_s(j, md_size);
}
#if defined(CBC_MAC_ROTATE_IN_PLACE)
j = 0;
for (i = 0; i < md_size; i++) {
((volatile unsigned char *)rotated_mac)[rotate_offset ^ 32];
out[j++] = rotated_mac[rotate_offset++];
rotate_offset &= constant_time_lt_s(rotate_offset, md_size);
}
#else
memset(out, 0, md_size);
rotate_offset = md_size - rotate_offset;
rotate_offset &= constant_time_lt_s(rotate_offset, md_size);
for (i = 0; i < md_size; i++) {
for (j = 0; j < md_size; j++)
out[j] |= rotated_mac[i] & constant_time_eq_8_s(j, rotate_offset);
rotate_offset++;
rotate_offset &= constant_time_lt_s(rotate_offset, md_size);
}
#endif
} | https://github.com/openssl/openssl/blob/829754a62245df76584078011f045185218c60c4/ssl/record/ssl3_record.c/#L1330 |
d2a_code_data_44093 | static int opt_preset(const char *opt, const char *arg)
{
FILE *f=NULL;
char filename[1000], tmp[1000], tmp2[1000], line[1000];
char *codec_name = *opt == 'v' ? video_codec_name :
*opt == 'a' ? audio_codec_name :
subtitle_codec_name;
if (!(f = get_preset_file(filename, sizeof(filename), arg, *opt == 'f', codec_name))) {
fprintf(stderr, "File for preset '%s' not found\n", arg);
ffmpeg_exit(1);
}
while(!feof(f)){
int e= fscanf(f, "%999[^\n]\n", line) - 1;
if(line[0] == '#' && !e)
continue;
e|= sscanf(line, "%999[^=]=%999[^\n]\n", tmp, tmp2) - 2;
if(e){
fprintf(stderr, "%s: Invalid syntax: '%s'\n", filename, line);
ffmpeg_exit(1);
}
if(!strcmp(tmp, "acodec")){
opt_audio_codec(tmp, tmp2);
}else if(!strcmp(tmp, "vcodec")){
opt_video_codec(tmp, tmp2);
}else if(!strcmp(tmp, "scodec")){
opt_subtitle_codec(tmp, tmp2);
}else if(!strcmp(tmp, "dcodec")){
opt_data_codec(tmp, tmp2);
}else if(opt_default(tmp, tmp2) < 0){
fprintf(stderr, "%s: Invalid option or argument: '%s', parsed as '%s' = '%s'\n", filename, line, tmp, tmp2);
ffmpeg_exit(1);
}
}
fclose(f);
return 0;
} | https://github.com/libav/libav/blob/eb97dbb05a990266b04830ea8e179e0428656b98/ffmpeg.c/#L4212 |
d2a_code_data_44094 | static void doall_util_fn(_LHASH *lh, int use_arg, LHASH_DOALL_FN_TYPE func,
LHASH_DOALL_ARG_FN_TYPE func_arg, void *arg)
{
int i;
LHASH_NODE *a, *n;
if (lh == NULL)
return;
for (i = lh->num_nodes - 1; i >= 0; i--) {
a = lh->b[i];
while (a != NULL) {
n = a->next;
if (use_arg)
func_arg(a->data, arg);
else
func(a->data);
a = n;
}
}
} | https://github.com/openssl/openssl/blob/0fd2d5fa3c58e0a11f059becd1fcf063c05ea292/crypto/lhash/lhash.c/#L248 |
d2a_code_data_44095 | static int asn1_get_length(const unsigned char **pp, int *inf, long *rl,
long max)
{
const unsigned char *p = *pp;
unsigned long ret = 0;
int i;
if (max-- < 1)
return 0;
if (*p == 0x80) {
*inf = 1;
p++;
} else {
*inf = 0;
i = *p & 0x7f;
if (*p++ & 0x80) {
if (max < i + 1)
return 0;
while (i > 0 && *p == 0) {
p++;
i--;
}
if (i > (int)sizeof(long))
return 0;
while (i > 0) {
ret <<= 8;
ret |= *p++;
i--;
}
if (ret > LONG_MAX)
return 0;
} else
ret = i;
}
*pp = p;
*rl = (long)ret;
return 1;
} | https://github.com/openssl/openssl/blob/c784a838e0947fcca761ee62def7d077dc06d37f/crypto/asn1/asn1_lib.c/#L131 |
d2a_code_data_44096 | static int dca_subsubframe(DCAContext *s, int base_channel, int block_index)
{
int k, l;
int subsubframe = s->current_subsubframe;
const float *quant_step_table;
LOCAL_ALIGNED_16(int32_t, block, [SAMPLES_PER_SUBBAND * DCA_SUBBANDS]);
if (s->bit_rate_index == 0x1f)
quant_step_table = ff_dca_lossless_quant_d;
else
quant_step_table = ff_dca_lossy_quant_d;
for (k = base_channel; k < s->audio_header.prim_channels; k++) {
float (*subband_samples)[8] = s->dca_chan[k].subband_samples[block_index];
float rscale[DCA_SUBBANDS];
if (get_bits_left(&s->gb) < 0)
return AVERROR_INVALIDDATA;
for (l = 0; l < s->audio_header.vq_start_subband[k]; l++) {
int m;
int abits = s->dca_chan[k].bitalloc[l];
float quant_step_size = quant_step_table[abits];
int sel = s->audio_header.quant_index_huffman[k][abits];
if (!abits) {
rscale[l] = 0;
memset(block + SAMPLES_PER_SUBBAND * l, 0, SAMPLES_PER_SUBBAND * sizeof(block[0]));
} else {
int sfi = s->dca_chan[k].transition_mode[l] &&
subsubframe >= s->dca_chan[k].transition_mode[l];
rscale[l] = quant_step_size * s->dca_chan[k].scale_factor[l][sfi] *
s->audio_header.scalefactor_adj[k][sel];
if (abits >= 11 || !dca_smpl_bitalloc[abits].vlc[sel].table) {
if (abits <= 7) {
int block_code1, block_code2, size, levels, err;
size = abits_sizes[abits - 1];
levels = abits_levels[abits - 1];
block_code1 = get_bits(&s->gb, size);
block_code2 = get_bits(&s->gb, size);
err = decode_blockcodes(block_code1, block_code2,
levels, block + SAMPLES_PER_SUBBAND * l);
if (err) {
av_log(s->avctx, AV_LOG_ERROR,
"ERROR: block code look-up failed\n");
return AVERROR_INVALIDDATA;
}
} else {
for (m = 0; m < SAMPLES_PER_SUBBAND; m++)
block[SAMPLES_PER_SUBBAND * l + m] = get_sbits(&s->gb, abits - 3);
}
} else {
for (m = 0; m < SAMPLES_PER_SUBBAND; m++)
block[SAMPLES_PER_SUBBAND * l + m] = get_bitalloc(&s->gb,
&dca_smpl_bitalloc[abits], sel);
}
}
}
s->fmt_conv.int32_to_float_fmul_array8(&s->fmt_conv, subband_samples[0],
block, rscale, SAMPLES_PER_SUBBAND * s->audio_header.vq_start_subband[k]);
for (l = 0; l < s->audio_header.vq_start_subband[k]; l++) {
int m;
if (s->dca_chan[k].prediction_mode[l]) {
int n;
if (s->predictor_history)
subband_samples[l][0] += (ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][0] *
s->dca_chan[k].subband_samples_hist[l][3] +
ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][1] *
s->dca_chan[k].subband_samples_hist[l][2] +
ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][2] *
s->dca_chan[k].subband_samples_hist[l][1] +
ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][3] *
s->dca_chan[k].subband_samples_hist[l][0]) *
(1.0f / 8192);
for (m = 1; m < SAMPLES_PER_SUBBAND; m++) {
float sum = ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][0] *
subband_samples[l][m - 1];
for (n = 2; n <= 4; n++)
if (m >= n)
sum += ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][n - 1] *
subband_samples[l][m - n];
else if (s->predictor_history)
sum += ff_dca_adpcm_vb[s->dca_chan[k].prediction_vq[l]][n - 1] *
s->dca_chan[k].subband_samples_hist[l][m - n + 4];
subband_samples[l][m] += sum * 1.0f / 8192;
}
}
}
for (l = 0; l < DCA_SUBBANDS; l++)
AV_COPY128(s->dca_chan[k].subband_samples_hist[l], &subband_samples[l][4]);
if (s->audio_header.subband_activity[k] > s->audio_header.vq_start_subband[k]) {
if (!s->debug_flag & 0x01) {
av_log(s->avctx, AV_LOG_DEBUG,
"Stream with high frequencies VQ coding\n");
s->debug_flag |= 0x01;
}
s->dcadsp.decode_hf(subband_samples, s->dca_chan[k].high_freq_vq,
ff_dca_high_freq_vq, subsubframe * SAMPLES_PER_SUBBAND,
s->dca_chan[k].scale_factor,
s->audio_header.vq_start_subband[k],
s->audio_header.subband_activity[k]);
}
}
if (s->aspf || subsubframe == s->subsubframes[s->current_subframe] - 1) {
if (get_bits(&s->gb, 16) != 0xFFFF) {
av_log(s->avctx, AV_LOG_ERROR, "Didn't get subframe DSYNC\n");
return AVERROR_INVALIDDATA;
}
}
return 0;
} | https://github.com/libav/libav/blob/c1aac39eaccd32dc3b74ccfcce701d3d888fbc6b/libavcodec/dcadec.c/#L899 |
d2a_code_data_44097 | 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->d[i] |= (((BN_ULONG)1) << j);
bn_check_top(a);
return (1);
} | https://github.com/openssl/openssl/blob/0282aeb690d63fab73a07191b63300a2fe30d212/crypto/bn/bn_lib.c/#L709 |
d2a_code_data_44098 | 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;
} | https://github.com/openssl/openssl/blob/538bea6c8184670a8d1608ef288a4e1813dcefa6/ssl/packet.c/#L49 |
d2a_code_data_44099 | static int vp3_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
Vp3DecodeContext *s = avctx->priv_data;
GetBitContext gb;
int i;
init_get_bits(&gb, buf, buf_size * 8);
if (s->theora && get_bits1(&gb))
{
av_log(avctx, AV_LOG_ERROR, "Header packet passed to frame decoder, skipping\n");
return -1;
}
s->keyframe = !get_bits1(&gb);
if (!s->theora)
skip_bits(&gb, 1);
for (i = 0; i < 3; i++)
s->last_qps[i] = s->qps[i];
s->nqps=0;
do{
s->qps[s->nqps++]= get_bits(&gb, 6);
} while(s->theora >= 0x030200 && s->nqps<3 && get_bits1(&gb));
for (i = s->nqps; i < 3; i++)
s->qps[i] = -1;
if (s->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(s->avctx, AV_LOG_INFO, " VP3 %sframe #%d: Q index = %d\n",
s->keyframe?"key":"", avctx->frame_number+1, s->qps[0]);
s->skip_loop_filter = !s->filter_limit_values[s->qps[0]] ||
avctx->skip_loop_filter >= (s->keyframe ? AVDISCARD_ALL : AVDISCARD_NONKEY);
if (s->qps[0] != s->last_qps[0])
init_loop_filter(s);
for (i = 0; i < s->nqps; i++)
if (s->qps[i] != s->last_qps[i] || s->qps[0] != s->last_qps[0])
init_dequantizer(s, i);
if (avctx->skip_frame >= AVDISCARD_NONKEY && !s->keyframe)
return buf_size;
s->current_frame.reference = 3;
s->current_frame.pict_type = s->keyframe ? AV_PICTURE_TYPE_I : AV_PICTURE_TYPE_P;
if (ff_thread_get_buffer(avctx, &s->current_frame) < 0) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
goto error;
}
if (!s->edge_emu_buffer)
s->edge_emu_buffer = av_malloc(9*FFABS(s->current_frame.linesize[0]));
if (s->keyframe) {
if (!s->theora)
{
skip_bits(&gb, 4);
skip_bits(&gb, 4);
if (s->version)
{
s->version = get_bits(&gb, 5);
if (avctx->frame_number == 0)
av_log(s->avctx, AV_LOG_DEBUG, "VP version: %d\n", s->version);
}
}
if (s->version || s->theora)
{
if (get_bits1(&gb))
av_log(s->avctx, AV_LOG_ERROR, "Warning, unsupported keyframe coding type?!\n");
skip_bits(&gb, 2);
}
} else {
if (!s->golden_frame.data[0]) {
av_log(s->avctx, AV_LOG_WARNING, "vp3: first frame not a keyframe\n");
s->golden_frame.reference = 3;
s->golden_frame.pict_type = AV_PICTURE_TYPE_I;
if (ff_thread_get_buffer(avctx, &s->golden_frame) < 0) {
av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
goto error;
}
s->last_frame = s->golden_frame;
s->last_frame.type = FF_BUFFER_TYPE_COPY;
ff_thread_report_progress(&s->last_frame, INT_MAX, 0);
}
}
memset(s->all_fragments, 0, s->fragment_count * sizeof(Vp3Fragment));
ff_thread_finish_setup(avctx);
if (unpack_superblocks(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_superblocks\n");
goto error;
}
if (unpack_modes(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_modes\n");
goto error;
}
if (unpack_vectors(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_vectors\n");
goto error;
}
if (unpack_block_qpis(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_block_qpis\n");
goto error;
}
if (unpack_dct_coeffs(s, &gb)){
av_log(s->avctx, AV_LOG_ERROR, "error in unpack_dct_coeffs\n");
goto error;
}
for (i = 0; i < 3; i++) {
int height = s->height >> (i && s->chroma_y_shift);
if (s->flipped_image)
s->data_offset[i] = 0;
else
s->data_offset[i] = (height-1) * s->current_frame.linesize[i];
}
s->last_slice_end = 0;
for (i = 0; i < s->c_superblock_height; i++)
render_slice(s, i);
for (i = 0; i < 3; i++) {
int row = (s->height >> (3+(i && s->chroma_y_shift))) - 1;
apply_loop_filter(s, i, row, row+1);
}
vp3_draw_horiz_band(s, s->avctx->height);
*data_size=sizeof(AVFrame);
*(AVFrame*)data= s->current_frame;
if (!HAVE_THREADS || !(s->avctx->active_thread_type&FF_THREAD_FRAME))
update_frames(avctx);
return buf_size;
error:
ff_thread_report_progress(&s->current_frame, INT_MAX, 0);
if (!HAVE_THREADS || !(s->avctx->active_thread_type&FF_THREAD_FRAME))
avctx->release_buffer(avctx, &s->current_frame);
return -1;
} | https://github.com/libav/libav/blob/f3a29b750a5979ae6847879fba758faf1fae88d0/libavcodec/vp3.c/#L1861 |
d2a_code_data_44100 | 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);
} | https://github.com/openssl/openssl/blob/2a7de0fd5d9baf946ef4d2c51096b04dd47a8143/crypto/lhash/lhash.c/#L123 |
d2a_code_data_44101 | static int nss_keylog_int(const char *prefix,
SSL *ssl,
const uint8_t *parameter_1,
size_t parameter_1_len,
const uint8_t *parameter_2,
size_t parameter_2_len)
{
char *out = NULL;
char *cursor = NULL;
size_t out_len = 0;
size_t i;
size_t prefix_len;
if (ssl->ctx->keylog_callback == NULL) return 1;
prefix_len = strlen(prefix);
out_len = prefix_len + (2*parameter_1_len) + (2*parameter_2_len) + 3;
if ((out = cursor = OPENSSL_malloc(out_len)) == NULL) {
SSLerr(SSL_F_NSS_KEYLOG_INT, ERR_R_MALLOC_FAILURE);
return 0;
}
strcpy(cursor, prefix);
cursor += prefix_len;
*cursor++ = ' ';
for (i = 0; i < parameter_1_len; i++) {
sprintf(cursor, "%02x", parameter_1[i]);
cursor += 2;
}
*cursor++ = ' ';
for (i = 0; i < parameter_2_len; i++) {
sprintf(cursor, "%02x", parameter_2[i]);
cursor += 2;
}
*cursor = '\0';
ssl->ctx->keylog_callback(ssl, (const char *)out);
OPENSSL_free(out);
return 1;
} | https://github.com/openssl/openssl/blob/6f8950a3cc466a7e2660dd9d7c8e9d11f47643ed/ssl/ssl_lib.c/#L4396 |
d2a_code_data_44102 | static int cb_server_alpn(SSL *s, const unsigned char **out,
unsigned char *outlen, const unsigned char *in,
unsigned int inlen, void *arg)
{
unsigned char *protos;
unsigned short protos_len;
protos = next_protos_parse(&protos_len, alpn_server);
if (protos == NULL) {
fprintf(stderr, "failed to parser ALPN server protocol string: %s\n",
alpn_server);
abort();
}
if (SSL_select_next_proto
((unsigned char **)out, outlen, protos, protos_len, in,
inlen) != OPENSSL_NPN_NEGOTIATED) {
OPENSSL_free(protos);
return SSL_TLSEXT_ERR_NOACK;
}
alpn_selected = OPENSSL_malloc(*outlen);
memcpy(alpn_selected, *out, *outlen);
*out = alpn_selected;
OPENSSL_free(protos);
return SSL_TLSEXT_ERR_OK;
} | https://github.com/openssl/openssl/blob/ec04e866343d40a1e3e8e5db79557e279a2dd0d8/test/ssltest.c/#L442 |
d2a_code_data_44103 | static int decode_header_trees(SmackVContext *smk) {
GetBitContext gb;
int mmap_size, mclr_size, full_size, type_size;
mmap_size = AV_RL32(smk->avctx->extradata);
mclr_size = AV_RL32(smk->avctx->extradata + 4);
full_size = AV_RL32(smk->avctx->extradata + 8);
type_size = AV_RL32(smk->avctx->extradata + 12);
init_get_bits(&gb, smk->avctx->extradata + 16, (smk->avctx->extradata_size - 16) * 8);
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MMAP tree\n");
smk->mmap_tbl = av_malloc(sizeof(int) * 2);
smk->mmap_tbl[0] = 0;
smk->mmap_last[0] = smk->mmap_last[1] = smk->mmap_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mmap_tbl, smk->mmap_last, mmap_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MCLR tree\n");
smk->mclr_tbl = av_malloc(sizeof(int) * 2);
smk->mclr_tbl[0] = 0;
smk->mclr_last[0] = smk->mclr_last[1] = smk->mclr_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mclr_tbl, smk->mclr_last, mclr_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping FULL tree\n");
smk->full_tbl = av_malloc(sizeof(int) * 2);
smk->full_tbl[0] = 0;
smk->full_last[0] = smk->full_last[1] = smk->full_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->full_tbl, smk->full_last, full_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping TYPE tree\n");
smk->type_tbl = av_malloc(sizeof(int) * 2);
smk->type_tbl[0] = 0;
smk->type_last[0] = smk->type_last[1] = smk->type_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->type_tbl, smk->type_last, type_size))
return -1;
}
return 0;
} | https://github.com/libav/libav/blob/d7d2f0e63c8187d531168256a0ce2aac21d5fce6/libavcodec/smacker.c/#L292 |
d2a_code_data_44104 | static int stream_reqbody_read(proxy_http_req_t *req, apr_bucket_brigade *bb,
int nonblocking)
{
request_rec *r = req->r;
proxy_conn_rec *p_conn = req->backend;
apr_bucket_alloc_t *bucket_alloc = req->bucket_alloc;
apr_read_type_e block = nonblocking ? APR_NONBLOCK_READ : APR_BLOCK_READ;
apr_status_t status;
int rv;
for (;;) {
status = ap_get_brigade(r->input_filters, bb, AP_MODE_READBYTES,
block, HUGE_STRING_LEN);
if (block == APR_BLOCK_READ
|| (!APR_STATUS_IS_EAGAIN(status)
&& (status != APR_SUCCESS || !APR_BRIGADE_EMPTY(bb)))) {
break;
}
apr_brigade_cleanup(bb);
rv = ap_proxy_pass_brigade(bucket_alloc, r, p_conn, req->origin, bb, 1);
if (rv != OK) {
return rv;
}
block = APR_BLOCK_READ;
}
if (status != APR_SUCCESS) {
conn_rec *c = r->connection;
ap_log_rerror(APLOG_MARK, APLOG_ERR, status, r, APLOGNO(02608)
"read request body failed to %pI (%s)"
" from %s (%s)", p_conn->addr,
p_conn->hostname ? p_conn->hostname: "",
c->client_ip, c->remote_host ? c->remote_host: "");
return ap_map_http_request_error(status, HTTP_BAD_REQUEST);
}
return OK;
} | https://github.com/apache/httpd/blob/04b4d0f94f75bdcc6338baf129b08c9c6c6ce87e/modules/proxy/mod_proxy_http.c/#L295 |
d2a_code_data_44105 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/0282aeb690d63fab73a07191b63300a2fe30d212/crypto/bn/bn_ctx.c/#L273 |
d2a_code_data_44106 | static int bnrand(int pseudorand, BIGNUM *rnd, int bits, int top, int bottom)
{
unsigned char *buf = NULL;
int ret = 0, bit, bytes, mask;
time_t tim;
if (bits == 0) {
if (top != BN_RAND_TOP_ANY || bottom != BN_RAND_BOTTOM_ANY)
goto toosmall;
BN_zero(rnd);
return 1;
}
if (bits < 0 || (bits == 1 && top > 0))
goto toosmall;
bytes = (bits + 7) / 8;
bit = (bits - 1) % 8;
mask = 0xff << (bit + 1);
buf = OPENSSL_malloc(bytes);
if (buf == NULL) {
BNerr(BN_F_BNRAND, ERR_R_MALLOC_FAILURE);
goto err;
}
time(&tim);
RAND_add(&tim, sizeof(tim), 0.0);
if (RAND_bytes(buf, bytes) <= 0)
goto err;
if (pseudorand == 2) {
int i;
unsigned char c;
for (i = 0; i < bytes; i++) {
if (RAND_bytes(&c, 1) <= 0)
goto err;
if (c >= 128 && i > 0)
buf[i] = buf[i - 1];
else if (c < 42)
buf[i] = 0;
else if (c < 84)
buf[i] = 255;
}
}
if (top >= 0) {
if (top) {
if (bit == 0) {
buf[0] = 1;
buf[1] |= 0x80;
} else {
buf[0] |= (3 << (bit - 1));
}
} else {
buf[0] |= (1 << bit);
}
}
buf[0] &= ~mask;
if (bottom)
buf[bytes - 1] |= 1;
if (!BN_bin2bn(buf, bytes, rnd))
goto err;
ret = 1;
err:
OPENSSL_clear_free(buf, bytes);
bn_check_top(rnd);
return (ret);
toosmall:
BNerr(BN_F_BNRAND, BN_R_BITS_TOO_SMALL);
return 0;
} | https://github.com/openssl/openssl/blob/7671342e550ed2de676b23c79d0e7f45a381c76e/crypto/bn/bn_rand.c/#L82 |
d2a_code_data_44107 | static int tls_construct_cke_rsa(SSL *s, WPACKET *pkt, int *al)
{
#ifndef OPENSSL_NO_RSA
unsigned char *encdata = NULL;
EVP_PKEY *pkey = NULL;
EVP_PKEY_CTX *pctx = NULL;
size_t enclen;
unsigned char *pms = NULL;
size_t pmslen = 0;
if (s->session->peer == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR);
return 0;
}
pkey = X509_get0_pubkey(s->session->peer);
if (EVP_PKEY_get0_RSA(pkey) == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR);
return 0;
}
pmslen = SSL_MAX_MASTER_KEY_LENGTH;
pms = OPENSSL_malloc(pmslen);
if (pms == NULL) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_MALLOC_FAILURE);
*al = SSL_AD_INTERNAL_ERROR;
return 0;
}
pms[0] = s->client_version >> 8;
pms[1] = s->client_version & 0xff;
if (RAND_bytes(pms + 2, (int)(pmslen - 2)) <= 0) {
goto err;
}
if (s->version > SSL3_VERSION && !WPACKET_start_sub_packet_u16(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR);
goto err;
}
pctx = EVP_PKEY_CTX_new(pkey, NULL);
if (pctx == NULL || EVP_PKEY_encrypt_init(pctx) <= 0
|| EVP_PKEY_encrypt(pctx, NULL, &enclen, pms, pmslen) <= 0) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_EVP_LIB);
goto err;
}
if (!WPACKET_allocate_bytes(pkt, enclen, &encdata)
|| EVP_PKEY_encrypt(pctx, encdata, &enclen, pms, pmslen) <= 0) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, SSL_R_BAD_RSA_ENCRYPT);
goto err;
}
EVP_PKEY_CTX_free(pctx);
pctx = NULL;
# ifdef PKCS1_CHECK
if (s->options & SSL_OP_PKCS1_CHECK_1)
(*p)[1]++;
if (s->options & SSL_OP_PKCS1_CHECK_2)
tmp_buf[0] = 0x70;
# endif
if (s->version > SSL3_VERSION && !WPACKET_close(pkt)) {
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR);
goto err;
}
s->s3->tmp.pms = pms;
s->s3->tmp.pmslen = pmslen;
if (!ssl_log_rsa_client_key_exchange(s, encdata, enclen, pms, pmslen))
goto err;
return 1;
err:
OPENSSL_clear_free(pms, pmslen);
EVP_PKEY_CTX_free(pctx);
return 0;
#else
SSLerr(SSL_F_TLS_CONSTRUCT_CKE_RSA, ERR_R_INTERNAL_ERROR);
*al = SSL_AD_INTERNAL_ERROR;
return 0;
#endif
} | https://github.com/openssl/openssl/blob/b169c0ec40408566270fb638bcbfab01a0d2dc60/ssl/statem/statem_clnt.c/#L2745 |
d2a_code_data_44108 | static void doall_util_fn(OPENSSL_LHASH *lh, int use_arg,
OPENSSL_LH_DOALL_FUNC func,
OPENSSL_LH_DOALL_FUNCARG func_arg, void *arg)
{
int i;
OPENSSL_LH_NODE *a, *n;
if (lh == NULL)
return;
for (i = lh->num_nodes - 1; i >= 0; i--) {
a = lh->b[i];
while (a != NULL) {
n = a->next;
if (use_arg)
func_arg(a->data, arg);
else
func(a->data);
a = n;
}
}
} | https://github.com/openssl/openssl/blob/0282aeb690d63fab73a07191b63300a2fe30d212/crypto/lhash/lhash.c/#L164 |
d2a_code_data_44109 | static int decode_header_trees(SmackVContext *smk) {
GetBitContext gb;
int mmap_size, mclr_size, full_size, type_size;
mmap_size = AV_RL32(smk->avctx->extradata);
mclr_size = AV_RL32(smk->avctx->extradata + 4);
full_size = AV_RL32(smk->avctx->extradata + 8);
type_size = AV_RL32(smk->avctx->extradata + 12);
init_get_bits(&gb, smk->avctx->extradata + 16, (smk->avctx->extradata_size - 16) * 8);
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MMAP tree\n");
smk->mmap_tbl = av_malloc(sizeof(int) * 2);
smk->mmap_tbl[0] = 0;
smk->mmap_last[0] = smk->mmap_last[1] = smk->mmap_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mmap_tbl, smk->mmap_last, mmap_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping MCLR tree\n");
smk->mclr_tbl = av_malloc(sizeof(int) * 2);
smk->mclr_tbl[0] = 0;
smk->mclr_last[0] = smk->mclr_last[1] = smk->mclr_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->mclr_tbl, smk->mclr_last, mclr_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping FULL tree\n");
smk->full_tbl = av_malloc(sizeof(int) * 2);
smk->full_tbl[0] = 0;
smk->full_last[0] = smk->full_last[1] = smk->full_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->full_tbl, smk->full_last, full_size))
return -1;
}
if(!get_bits1(&gb)) {
av_log(smk->avctx, AV_LOG_INFO, "Skipping TYPE tree\n");
smk->type_tbl = av_malloc(sizeof(int) * 2);
smk->type_tbl[0] = 0;
smk->type_last[0] = smk->type_last[1] = smk->type_last[2] = 1;
} else {
if (smacker_decode_header_tree(smk, &gb, &smk->type_tbl, smk->type_last, type_size))
return -1;
}
return 0;
} | https://github.com/libav/libav/blob/710b0e27025948b7511821c2f888ff2d74a59e14/libavcodec/smacker.c/#L318 |
d2a_code_data_44110 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/18e1e302452e6dea4500b6f981cee7e151294dea/crypto/bn/bn_ctx.c/#L268 |
d2a_code_data_44111 | static int h264_handle_packet(AVFormatContext *ctx,
PayloadContext *data,
AVStream *st,
AVPacket * pkt,
uint32_t * timestamp,
const uint8_t * buf,
int len, int flags)
{
uint8_t nal = buf[0];
uint8_t type = (nal & 0x1f);
int result= 0;
uint8_t start_sequence[]= {0, 0, 1};
#ifdef DEBUG
assert(data);
assert(data->cookie == MAGIC_COOKIE);
#endif
assert(buf);
if (type >= 1 && type <= 23)
type = 1;
switch (type) {
case 0:
case 1:
av_new_packet(pkt, len+sizeof(start_sequence));
memcpy(pkt->data, start_sequence, sizeof(start_sequence));
memcpy(pkt->data+sizeof(start_sequence), buf, len);
#ifdef DEBUG
data->packet_types_received[nal & 0x1f]++;
#endif
break;
case 24:
buf++;
len--;
{
int pass= 0;
int total_length= 0;
uint8_t *dst= NULL;
for(pass= 0; pass<2; pass++) {
const uint8_t *src= buf;
int src_len= len;
do {
uint16_t nal_size = AV_RB16(src);
src += 2;
src_len -= 2;
if (nal_size <= src_len) {
if(pass==0) {
total_length+= sizeof(start_sequence)+nal_size;
} else {
assert(dst);
memcpy(dst, start_sequence, sizeof(start_sequence));
dst+= sizeof(start_sequence);
memcpy(dst, src, nal_size);
#ifdef DEBUG
data->packet_types_received[*src & 0x1f]++;
#endif
dst+= nal_size;
}
} else {
av_log(ctx, AV_LOG_ERROR,
"nal size exceeds length: %d %d\n", nal_size, src_len);
}
src += nal_size;
src_len -= nal_size;
if (src_len < 0)
av_log(ctx, AV_LOG_ERROR,
"Consumed more bytes than we got! (%d)\n", src_len);
} while (src_len > 2);
if(pass==0) {
av_new_packet(pkt, total_length);
dst= pkt->data;
} else {
assert(dst-pkt->data==total_length);
}
}
}
break;
case 25:
case 26:
case 27:
case 29:
av_log(ctx, AV_LOG_ERROR,
"Unhandled type (%d) (See RFC for implementation details\n",
type);
result= -1;
break;
case 28:
buf++;
len--;
{
uint8_t fu_indicator = nal;
uint8_t fu_header = *buf;
uint8_t start_bit = fu_header >> 7;
uint8_t nal_type = (fu_header & 0x1f);
uint8_t reconstructed_nal;
reconstructed_nal = fu_indicator & (0xe0);
reconstructed_nal |= nal_type;
buf++;
len--;
#ifdef DEBUG
if (start_bit)
data->packet_types_received[nal_type]++;
#endif
if(start_bit) {
av_new_packet(pkt, sizeof(start_sequence)+sizeof(nal)+len);
memcpy(pkt->data, start_sequence, sizeof(start_sequence));
pkt->data[sizeof(start_sequence)]= reconstructed_nal;
memcpy(pkt->data+sizeof(start_sequence)+sizeof(nal), buf, len);
} else {
av_new_packet(pkt, len);
memcpy(pkt->data, buf, len);
}
}
break;
case 30:
case 31:
default:
av_log(ctx, AV_LOG_ERROR, "Undefined type (%d)", type);
result= -1;
break;
}
pkt->stream_index = st->index;
return result;
} | https://github.com/libav/libav/blob/3cf8db9447a6c77550033acea84e30be2af7ad2c/libavformat/rtpdec_h264.c/#L193 |
d2a_code_data_44112 | static int sab_diamond_search(MpegEncContext * s, int *best, int dmin,
int src_index, int ref_index, int const penalty_factor,
int size, int h, int flags)
{
MotionEstContext * const c= &s->me;
me_cmp_func cmpf, chroma_cmpf;
Minima minima[MAX_SAB_SIZE];
const int minima_count= FFABS(c->dia_size);
int i, j;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
for(j=i=0; i<ME_MAP_SIZE && j<MAX_SAB_SIZE; i++){
uint32_t key= map[i];
key += (1<<(ME_MAP_MV_BITS-1)) + (1<<(2*ME_MAP_MV_BITS-1));
if((key&((-1)<<(2*ME_MAP_MV_BITS))) != map_generation) continue;
minima[j].height= score_map[i];
minima[j].x= key & ((1<<ME_MAP_MV_BITS)-1); key>>=ME_MAP_MV_BITS;
minima[j].y= key & ((1<<ME_MAP_MV_BITS)-1);
minima[j].x-= (1<<(ME_MAP_MV_BITS-1));
minima[j].y-= (1<<(ME_MAP_MV_BITS-1));
if( minima[j].x > xmax || minima[j].x < xmin
|| minima[j].y > ymax || minima[j].y < ymin)
continue;
minima[j].checked=0;
if(minima[j].x || minima[j].y)
minima[j].height+= (mv_penalty[((minima[j].x)<<shift)-pred_x] + mv_penalty[((minima[j].y)<<shift)-pred_y])*penalty_factor;
j++;
}
qsort(minima, j, sizeof(Minima), minima_cmp);
for(; j<minima_count; j++){
minima[j].height=256*256*256*64;
minima[j].checked=0;
minima[j].x= minima[j].y=0;
}
for(i=0; i<minima_count; i++){
const int x= minima[i].x;
const int y= minima[i].y;
int d;
if(minima[i].checked) continue;
if( x >= xmax || x <= xmin
|| y >= ymax || y <= ymin)
continue;
SAB_CHECK_MV(x-1, y)
SAB_CHECK_MV(x+1, y)
SAB_CHECK_MV(x , y-1)
SAB_CHECK_MV(x , y+1)
minima[i].checked= 1;
}
best[0]= minima[0].x;
best[1]= minima[0].y;
dmin= minima[0].height;
if( best[0] < xmax && best[0] > xmin
&& best[1] < ymax && best[1] > ymin){
int d;
CHECK_MV(best[0]-1, best[1])
CHECK_MV(best[0]+1, best[1])
CHECK_MV(best[0], best[1]-1)
CHECK_MV(best[0], best[1]+1)
}
return dmin;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L891 |
d2a_code_data_44113 | 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;
} | https://github.com/openssl/openssl/blob/630fe1da888490b7dfef3fe0928b813ddff5d51a/crypto/bn/bn_shift.c/#L112 |
d2a_code_data_44114 | void RAND_seed(const void *buf, int num)
{
const RAND_METHOD *meth = RAND_get_rand_method();
if (meth->seed != NULL)
meth->seed(buf, num);
} | https://github.com/openssl/openssl/blob/2cafb1dff3ef13c470c4d2d7b1d8a1f7142d8813/crypto/rand/rand_lib.c/#L750 |
d2a_code_data_44115 | static void unpack_input(const unsigned char *input, unsigned int *output)
{
unsigned int outbuffer[28];
unsigned short inbuffer[10];
unsigned int x;
unsigned int *ptr;
for (x=0;x<20;x+=2)
inbuffer[x/2]=(input[x]<<8)+input[x+1];
ptr=outbuffer;
*(ptr++)=27;
*(ptr++)=(inbuffer[0]>>10)&0x3f;
*(ptr++)=(inbuffer[0]>>5)&0x1f;
*(ptr++)=inbuffer[0]&0x1f;
*(ptr++)=(inbuffer[1]>>12)&0xf;
*(ptr++)=(inbuffer[1]>>8)&0xf;
*(ptr++)=(inbuffer[1]>>5)&7;
*(ptr++)=(inbuffer[1]>>2)&7;
*(ptr++)=((inbuffer[1]<<1)&6)|((inbuffer[2]>>15)&1);
*(ptr++)=(inbuffer[2]>>12)&7;
*(ptr++)=(inbuffer[2]>>10)&3;
*(ptr++)=(inbuffer[2]>>5)&0x1f;
*(ptr++)=((inbuffer[2]<<2)&0x7c)|((inbuffer[3]>>14)&3);
*(ptr++)=(inbuffer[3]>>6)&0xff;
*(ptr++)=((inbuffer[3]<<1)&0x7e)|((inbuffer[4]>>15)&1);
*(ptr++)=(inbuffer[4]>>8)&0x7f;
*(ptr++)=(inbuffer[4]>>1)&0x7f;
*(ptr++)=((inbuffer[4]<<7)&0x80)|((inbuffer[5]>>9)&0x7f);
*(ptr++)=(inbuffer[5]>>2)&0x7f;
*(ptr++)=((inbuffer[5]<<5)&0x60)|((inbuffer[6]>>11)&0x1f);
*(ptr++)=(inbuffer[6]>>4)&0x7f;
*(ptr++)=((inbuffer[6]<<4)&0xf0)|((inbuffer[7]>>12)&0xf);
*(ptr++)=(inbuffer[7]>>5)&0x7f;
*(ptr++)=((inbuffer[7]<<2)&0x7c)|((inbuffer[8]>>14)&3);
*(ptr++)=(inbuffer[8]>>7)&0x7f;
*(ptr++)=((inbuffer[8]<<1)&0xfe)|((inbuffer[9]>>15)&1);
*(ptr++)=(inbuffer[9]>>8)&0x7f;
*(ptr++)=(inbuffer[9]>>1)&0x7f;
*(output++)=outbuffer[11];
for (x=1;x<11;*(output++)=outbuffer[x++]);
ptr=outbuffer+12;
for (x=0;x<16;x+=4)
{
*(output++)=ptr[x];
*(output++)=ptr[x+2];
*(output++)=ptr[x+3];
*(output++)=ptr[x+1];
}
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/ra144.c/#L274 |
d2a_code_data_44116 | 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);
} | https://github.com/openssl/openssl/blob/7f7eb90b8ac55997c5c825bb3ebcfe28611e06f5/crypto/lhash/lhash.c/#L123 |
d2a_code_data_44117 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/4af793036f6ef4f0a1078e5d7155426a98d50e37/crypto/bn/bn_ctx.c/#L353 |
d2a_code_data_44118 | 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;
} | https://github.com/openssl/openssl/blob/f61c5ca6ca183bf0a51651857e3efb02a98889ad/ssl/packet.c/#L49 |
d2a_code_data_44119 | static int tls_curve_allowed(SSL *s, const unsigned char *curve, int op)
{
const tls_curve_info *cinfo;
if (curve[0])
return 1;
if ((curve[1] < 1) || ((size_t)curve[1] > OSSL_NELEM(nid_list)))
return 0;
cinfo = &nid_list[curve[1] - 1];
# ifdef OPENSSL_NO_EC2M
if (cinfo->flags & TLS_CURVE_CHAR2)
return 0;
# endif
return ssl_security(s, op, cinfo->secbits, cinfo->nid, (void *)curve);
} | https://github.com/openssl/openssl/blob/0421c00e56cad9bdce5c1df4d406b7fc799bf6ad/ssl/t1_lib.c/#L426 |
d2a_code_data_44120 | int Camellia_Ekeygen(int keyBitLength, const u8 *rawKey, KEY_TABLE_TYPE k)
{
register u32 s0,s1,s2,s3;
k[0] = s0 = GETU32(rawKey);
k[1] = s1 = GETU32(rawKey+4);
k[2] = s2 = GETU32(rawKey+8);
k[3] = s3 = GETU32(rawKey+12);
if (keyBitLength != 128)
{
k[8] = s0 = GETU32(rawKey+16);
k[9] = s1 = GETU32(rawKey+20);
if (keyBitLength == 192)
{
k[10] = s2 = ~s0;
k[11] = s3 = ~s1;
}
else
{
k[10] = s2 = GETU32(rawKey+24);
k[11] = s3 = GETU32(rawKey+28);
}
s0 ^= k[0], s1 ^= k[1], s2 ^= k[2], s3 ^= k[3];
}
Camellia_Feistel(s0,s1,s2,s3,SIGMA+0);
Camellia_Feistel(s2,s3,s0,s1,SIGMA+2);
s0 ^= k[0], s1 ^= k[1], s2 ^= k[2], s3 ^= k[3];
Camellia_Feistel(s0,s1,s2,s3,SIGMA+4);
Camellia_Feistel(s2,s3,s0,s1,SIGMA+6);
if (keyBitLength == 128)
{
k[ 4] = s0, k[ 5] = s1, k[ 6] = s2, k[ 7] = s3;
RotLeft128(s0,s1,s2,s3,15);
k[12] = s0, k[13] = s1, k[14] = s2, k[15] = s3;
RotLeft128(s0,s1,s2,s3,15);
k[16] = s0, k[17] = s1, k[18] = s2, k[19] = s3;
RotLeft128(s0,s1,s2,s3,15);
k[24] = s0, k[25] = s1;
RotLeft128(s0,s1,s2,s3,15);
k[28] = s0, k[29] = s1, k[30] = s2, k[31] = s3;
RotLeft128(s1,s2,s3,s0,2);
k[40] = s1, k[41] = s2, k[42] = s3, k[43] = s0;
RotLeft128(s1,s2,s3,s0,17);
k[48] = s1, k[49] = s2, k[50] = s3, k[51] = s0;
s0 = k[ 0], s1 = k[ 1], s2 = k[ 2], s3 = k[ 3];
RotLeft128(s0,s1,s2,s3,15);
k[ 8] = s0, k[ 9] = s1, k[10] = s2, k[11] = s3;
RotLeft128(s0,s1,s2,s3,30);
k[20] = s0, k[21] = s1, k[22] = s2, k[23] = s3;
RotLeft128(s0,s1,s2,s3,15);
k[26] = s2, k[27] = s3;
RotLeft128(s0,s1,s2,s3,17);
k[32] = s0, k[33] = s1, k[34] = s2, k[35] = s3;
RotLeft128(s0,s1,s2,s3,17);
k[36] = s0, k[37] = s1, k[38] = s2, k[39] = s3;
RotLeft128(s0,s1,s2,s3,17);
k[44] = s0, k[45] = s1, k[46] = s2, k[47] = s3;
return 3;
}
else
{
k[12] = s0, k[13] = s1, k[14] = s2, k[15] = s3;
s0 ^= k[8], s1 ^= k[9], s2 ^=k[10], s3 ^=k[11];
Camellia_Feistel(s0,s1,s2,s3,(SIGMA+8));
Camellia_Feistel(s2,s3,s0,s1,(SIGMA+10));
k[ 4] = s0, k[ 5] = s1, k[ 6] = s2, k[ 7] = s3;
RotLeft128(s0,s1,s2,s3,30);
k[20] = s0, k[21] = s1, k[22] = s2, k[23] = s3;
RotLeft128(s0,s1,s2,s3,30);
k[40] = s0, k[41] = s1, k[42] = s2, k[43] = s3;
RotLeft128(s1,s2,s3,s0,19);
k[64] = s1, k[65] = s2, k[66] = s3, k[67] = s0;
s0 = k[ 8], s1 = k[ 9], s2 = k[10], s3 = k[11];
RotLeft128(s0,s1,s2,s3,15);
k[ 8] = s0, k[ 9] = s1, k[10] = s2, k[11] = s3;
RotLeft128(s0,s1,s2,s3,15);
k[16] = s0, k[17] = s1, k[18] = s2, k[19] = s3;
RotLeft128(s0,s1,s2,s3,30);
k[36] = s0, k[37] = s1, k[38] = s2, k[39] = s3;
RotLeft128(s1,s2,s3,s0,2);
k[52] = s1, k[53] = s2, k[54] = s3, k[55] = s0;
s0 = k[12], s1 = k[13], s2 = k[14], s3 = k[15];
RotLeft128(s0,s1,s2,s3,15);
k[12] = s0, k[13] = s1, k[14] = s2, k[15] = s3;
RotLeft128(s0,s1,s2,s3,30);
k[28] = s0, k[29] = s1, k[30] = s2, k[31] = s3;
k[48] = s1, k[49] = s2, k[50] = s3, k[51] = s0;
RotLeft128(s1,s2,s3,s0,17);
k[56] = s1, k[57] = s2, k[58] = s3, k[59] = s0;
s0 = k[ 0], s1 = k[ 1], s2 = k[ 2], s3 = k[ 3];
RotLeft128(s1,s2,s3,s0,13);
k[24] = s1, k[25] = s2, k[26] = s3, k[27] = s0;
RotLeft128(s1,s2,s3,s0,15);
k[32] = s1, k[33] = s2, k[34] = s3, k[35] = s0;
RotLeft128(s1,s2,s3,s0,17);
k[44] = s1, k[45] = s2, k[46] = s3, k[47] = s0;
RotLeft128(s2,s3,s0,s1,2);
k[60] = s2, k[61] = s3, k[62] = s0, k[63] = s1;
return 4;
}
} | https://github.com/openssl/openssl/blob/4af793036f6ef4f0a1078e5d7155426a98d50e37/crypto/camellia/camellia.c/#L383 |
d2a_code_data_44121 | int UI_dup_input_string(UI *ui, const char *prompt, int flags,
char *result_buf, int minsize, int maxsize)
{
char *prompt_copy = NULL;
if (prompt) {
prompt_copy = OPENSSL_strdup(prompt);
if (prompt_copy == NULL) {
UIerr(UI_F_UI_DUP_INPUT_STRING, ERR_R_MALLOC_FAILURE);
return 0;
}
}
return general_allocate_string(ui, prompt_copy, 1,
UIT_PROMPT, flags, result_buf, minsize,
maxsize, NULL);
} | https://github.com/openssl/openssl/blob/b2de11c58b57e7f0d58c6f8a1d4177705650647e/crypto/ui/ui_lib.c/#L214 |
d2a_code_data_44122 | 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;
} | https://github.com/libav/libav/blob/562ef82d6a7f96f6b9da1219a5aaf7d9d7056f1b/libavcodec/bitstream.h/#L139 |
d2a_code_data_44123 | static void tls1_lookup_sigalg(int *phash_nid, int *psign_nid,
int *psignhash_nid, const unsigned char *data)
{
int sign_nid, hash_nid;
if (!phash_nid && !psign_nid && !psignhash_nid)
return;
if (phash_nid || psignhash_nid)
{
hash_nid = tls12_find_nid(data[0], tls12_md,
sizeof(tls12_md)/sizeof(tls12_lookup));
if (phash_nid)
*phash_nid = hash_nid;
}
if (psign_nid || psignhash_nid)
{
sign_nid = tls12_find_nid(data[1], tls12_sig,
sizeof(tls12_sig)/sizeof(tls12_lookup));
if (psign_nid)
*psign_nid = sign_nid;
}
if (psignhash_nid)
{
if (sign_nid && hash_nid)
OBJ_find_sigid_by_algs(psignhash_nid,
hash_nid, sign_nid);
else
*psignhash_nid = NID_undef;
}
} | https://github.com/openssl/openssl/blob/be681e123c3582f7bef18ed41b5ffa4793e8c4f7/ssl/t1_lib.c/#L2921 |
d2a_code_data_44124 | 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;
} | https://github.com/nginx/nginx/blob/e4ecddfdb0d2ffc872658e36028971ad9a873726/src/core/ngx_string.c/#L244 |
d2a_code_data_44125 | void BN_consttime_swap(BN_ULONG condition, BIGNUM *a, BIGNUM *b, int nwords)
{
BN_ULONG t;
int i;
bn_wcheck_size(a, nwords);
bn_wcheck_size(b, nwords);
assert(a != b);
assert((condition & (condition - 1)) == 0);
assert(sizeof(BN_ULONG) >= sizeof(int));
condition = ((condition - 1) >> (BN_BITS2 - 1)) - 1;
t = (a->top ^ b->top) & condition;
a->top ^= t;
b->top ^= t;
#define BN_CONSTTIME_SWAP(ind) \
do { \
t = (a->d[ind] ^ b->d[ind]) & condition; \
a->d[ind] ^= t; \
b->d[ind] ^= t; \
} while (0)
switch (nwords) {
default:
for (i = 10; i < nwords; i++)
BN_CONSTTIME_SWAP(i);
case 10:
BN_CONSTTIME_SWAP(9);
case 9:
BN_CONSTTIME_SWAP(8);
case 8:
BN_CONSTTIME_SWAP(7);
case 7:
BN_CONSTTIME_SWAP(6);
case 6:
BN_CONSTTIME_SWAP(5);
case 5:
BN_CONSTTIME_SWAP(4);
case 4:
BN_CONSTTIME_SWAP(3);
case 3:
BN_CONSTTIME_SWAP(2);
case 2:
BN_CONSTTIME_SWAP(1);
case 1:
BN_CONSTTIME_SWAP(0);
}
#undef BN_CONSTTIME_SWAP
} | https://github.com/openssl/openssl/blob/d7c42d71ba407a4b3c26ed58263ae225976bbac3/crypto/bn/bn_lib.c/#L861 |
d2a_code_data_44126 | int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm)
{
char *v;
int gmt = 0;
int i;
int y = 0, M = 0, d = 0, h = 0, m = 0, s = 0;
char *f = NULL;
int f_len = 0;
i = tm->length;
v = (char *)tm->data;
if (i < 12)
goto err;
if (v[i - 1] == 'Z')
gmt = 1;
for (i = 0; i < 12; i++)
if ((v[i] > '9') || (v[i] < '0'))
goto err;
y = (v[0] - '0') * 1000 + (v[1] - '0') * 100
+ (v[2] - '0') * 10 + (v[3] - '0');
M = (v[4] - '0') * 10 + (v[5] - '0');
if ((M > 12) || (M < 1))
goto err;
d = (v[6] - '0') * 10 + (v[7] - '0');
h = (v[8] - '0') * 10 + (v[9] - '0');
m = (v[10] - '0') * 10 + (v[11] - '0');
if (tm->length >= 14 &&
(v[12] >= '0') && (v[12] <= '9') &&
(v[13] >= '0') && (v[13] <= '9')) {
s = (v[12] - '0') * 10 + (v[13] - '0');
if (tm->length >= 15 && v[14] == '.') {
int l = tm->length;
f = &v[14];
f_len = 1;
while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9')
++f_len;
}
}
if (BIO_printf(bp, "%s %2d %02d:%02d:%02d%.*s %d%s",
_asn1_mon[M - 1], d, h, m, s, f_len, f, y,
(gmt) ? " GMT" : "") <= 0)
return (0);
else
return (1);
err:
BIO_write(bp, "Bad time value", 14);
return (0);
} | https://github.com/openssl/openssl/blob/01b7851aa27aa144372f5484da916be042d9aa4f/crypto/asn1/a_gentm.c/#L308 |
d2a_code_data_44127 | static void tls1_lookup_sigalg(int *phash_nid, int *psign_nid,
int *psignhash_nid, const unsigned char *data)
{
int sign_nid, hash_nid;
if (!phash_nid && !psign_nid && !psignhash_nid)
return;
if (phash_nid || psignhash_nid)
{
hash_nid = tls12_find_nid(data[0], tls12_md,
sizeof(tls12_md)/sizeof(tls12_lookup));
if (phash_nid)
*phash_nid = hash_nid;
}
if (psign_nid || psignhash_nid)
{
sign_nid = tls12_find_nid(data[1], tls12_sig,
sizeof(tls12_sig)/sizeof(tls12_lookup));
if (psign_nid)
*psign_nid = sign_nid;
}
if (psignhash_nid)
{
if (sign_nid && hash_nid)
OBJ_find_sigid_by_algs(psignhash_nid,
hash_nid, sign_nid);
else
*psignhash_nid = NID_undef;
}
} | https://github.com/openssl/openssl/blob/be681e123c3582f7bef18ed41b5ffa4793e8c4f7/ssl/t1_lib.c/#L2921 |
d2a_code_data_44128 | static int sab_diamond_search(MpegEncContext * s, int *best, int dmin,
int src_index, int ref_index, int const penalty_factor,
int size, int h, int flags)
{
MotionEstContext * const c= &s->me;
me_cmp_func cmpf, chroma_cmpf;
Minima minima[MAX_SAB_SIZE];
const int minima_count= FFABS(c->dia_size);
int i, j;
LOAD_COMMON
LOAD_COMMON2
int map_generation= c->map_generation;
cmpf= s->dsp.me_cmp[size];
chroma_cmpf= s->dsp.me_cmp[size+1];
for(j=i=0; i<ME_MAP_SIZE && j<MAX_SAB_SIZE; i++){
uint32_t key= map[i];
key += (1<<(ME_MAP_MV_BITS-1)) + (1<<(2*ME_MAP_MV_BITS-1));
if((key&((-1)<<(2*ME_MAP_MV_BITS))) != map_generation) continue;
minima[j].height= score_map[i];
minima[j].x= key & ((1<<ME_MAP_MV_BITS)-1); key>>=ME_MAP_MV_BITS;
minima[j].y= key & ((1<<ME_MAP_MV_BITS)-1);
minima[j].x-= (1<<(ME_MAP_MV_BITS-1));
minima[j].y-= (1<<(ME_MAP_MV_BITS-1));
if( minima[j].x > xmax || minima[j].x < xmin
|| minima[j].y > ymax || minima[j].y < ymin)
continue;
minima[j].checked=0;
if(minima[j].x || minima[j].y)
minima[j].height+= (mv_penalty[((minima[j].x)<<shift)-pred_x] + mv_penalty[((minima[j].y)<<shift)-pred_y])*penalty_factor;
j++;
}
qsort(minima, j, sizeof(Minima), minima_cmp);
for(; j<minima_count; j++){
minima[j].height=256*256*256*64;
minima[j].checked=0;
minima[j].x= minima[j].y=0;
}
for(i=0; i<minima_count; i++){
const int x= minima[i].x;
const int y= minima[i].y;
int d;
if(minima[i].checked) continue;
if( x >= xmax || x <= xmin
|| y >= ymax || y <= ymin)
continue;
SAB_CHECK_MV(x-1, y)
SAB_CHECK_MV(x+1, y)
SAB_CHECK_MV(x , y-1)
SAB_CHECK_MV(x , y+1)
minima[i].checked= 1;
}
best[0]= minima[0].x;
best[1]= minima[0].y;
dmin= minima[0].height;
if( best[0] < xmax && best[0] > xmin
&& best[1] < ymax && best[1] > ymin){
int d;
CHECK_MV(best[0]-1, best[1])
CHECK_MV(best[0]+1, best[1])
CHECK_MV(best[0], best[1]-1)
CHECK_MV(best[0], best[1]+1)
}
return dmin;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est_template.c/#L888 |
d2a_code_data_44129 | static int asn1_get_length(const unsigned char **pp, int *inf, long *rl,
long max)
{
const unsigned char *p = *pp;
unsigned long ret = 0;
int i;
if (max-- < 1)
return 0;
if (*p == 0x80) {
*inf = 1;
p++;
} else {
*inf = 0;
i = *p & 0x7f;
if (*p++ & 0x80) {
if (max < i + 1)
return 0;
while (i > 0 && *p == 0) {
p++;
i--;
}
if (i > (int)sizeof(long))
return 0;
while (i > 0) {
ret <<= 8;
ret |= *p++;
i--;
}
if (ret > LONG_MAX)
return 0;
} else
ret = i;
}
*pp = p;
*rl = (long)ret;
return 1;
} | https://github.com/openssl/openssl/blob/bcf082d130a413a728a382bd6e6bfdbf2cedba45/crypto/asn1/asn1_lib.c/#L131 |
d2a_code_data_44130 | 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; i <= INT_MAX / 4 && ossl_isxdigit(a[i]); i++)
continue;
if (i == 0 || i > INT_MAX / 4)
goto err;
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];
k = OPENSSL_hexchar2int(c);
if (k < 0)
k = 0;
l = (l << 4) | k;
if (--m <= 0) {
ret->d[h++] = l;
break;
}
}
j -= BN_BYTES * 2;
}
ret->top = h;
bn_correct_top(ret);
*bn = ret;
bn_check_top(ret);
if (ret->top != 0)
ret->neg = neg;
return num;
err:
if (*bn == NULL)
BN_free(ret);
return 0;
} | https://github.com/openssl/openssl/blob/fff684168c7923aa85e6b4381d71d933396e32b0/crypto/bn/bn_print.c/#L171 |
d2a_code_data_44131 | 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;
} | https://github.com/openssl/openssl/blob/793f19e47c69558e39c702da75c27e0509baf379/crypto/bn/bn_lib.c/#L232 |
d2a_code_data_44132 | static int cipher_test_enc(EVP_TEST *t, int enc,
size_t out_misalign, size_t inp_misalign, int frag)
{
CIPHER_DATA *expected = t->data;
unsigned char *in, *expected_out, *tmp = NULL;
size_t in_len, out_len, donelen = 0;
int ok = 0, tmplen, chunklen, tmpflen;
EVP_CIPHER_CTX *ctx = NULL;
t->err = "TEST_FAILURE";
if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new()))
goto err;
EVP_CIPHER_CTX_set_flags(ctx, EVP_CIPHER_CTX_FLAG_WRAP_ALLOW);
if (enc) {
in = expected->plaintext;
in_len = expected->plaintext_len;
expected_out = expected->ciphertext;
out_len = expected->ciphertext_len;
} else {
in = expected->ciphertext;
in_len = expected->ciphertext_len;
expected_out = expected->plaintext;
out_len = expected->plaintext_len;
}
if (inp_misalign == (size_t)-1) {
tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH);
if (!tmp)
goto err;
in = memcpy(tmp + out_misalign, in, in_len);
} else {
inp_misalign += 16 - ((out_misalign + in_len) & 15);
tmp = OPENSSL_malloc(out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
inp_misalign + in_len);
if (!tmp)
goto err;
in = memcpy(tmp + out_misalign + in_len + 2 * EVP_MAX_BLOCK_LENGTH +
inp_misalign, in, in_len);
}
if (!EVP_CipherInit_ex(ctx, expected->cipher, NULL, NULL, NULL, enc)) {
t->err = "CIPHERINIT_ERROR";
goto err;
}
if (expected->iv) {
if (expected->aead) {
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_IVLEN,
expected->iv_len, 0)) {
t->err = "INVALID_IV_LENGTH";
goto err;
}
} else if (expected->iv_len != (size_t)EVP_CIPHER_CTX_iv_length(ctx)) {
t->err = "INVALID_IV_LENGTH";
goto err;
}
}
if (expected->aead) {
unsigned char *tag;
if (enc || expected->aead == EVP_CIPH_OCB_MODE) {
t->err = "TAG_LENGTH_SET_ERROR";
tag = NULL;
} else {
t->err = "TAG_SET_ERROR";
tag = expected->tag;
}
if (tag || expected->aead != EVP_CIPH_GCM_MODE) {
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
expected->tag_len, tag))
goto err;
}
}
if (!EVP_CIPHER_CTX_set_key_length(ctx, expected->key_len)) {
t->err = "INVALID_KEY_LENGTH";
goto err;
}
if (!EVP_CipherInit_ex(ctx, NULL, NULL, expected->key, expected->iv, -1)) {
t->err = "KEY_SET_ERROR";
goto err;
}
if (!enc && expected->aead == EVP_CIPH_OCB_MODE) {
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_SET_TAG,
expected->tag_len, expected->tag)) {
t->err = "TAG_SET_ERROR";
goto err;
}
}
if (expected->aead == EVP_CIPH_CCM_MODE) {
if (!EVP_CipherUpdate(ctx, NULL, &tmplen, NULL, out_len)) {
t->err = "CCM_PLAINTEXT_LENGTH_SET_ERROR";
goto err;
}
}
if (expected->aad) {
t->err = "AAD_SET_ERROR";
if (!frag) {
if (!EVP_CipherUpdate(ctx, NULL, &chunklen, expected->aad,
expected->aad_len))
goto err;
} else {
if (expected->aad_len > 0) {
if (!EVP_CipherUpdate(ctx, NULL, &chunklen, expected->aad, 1))
goto err;
donelen++;
}
if (expected->aad_len > 2) {
if (!EVP_CipherUpdate(ctx, NULL, &chunklen,
expected->aad + donelen,
expected->aad_len - 2))
goto err;
donelen += expected->aad_len - 2;
}
if (expected->aad_len > 1
&& !EVP_CipherUpdate(ctx, NULL, &chunklen,
expected->aad + donelen, 1))
goto err;
}
}
EVP_CIPHER_CTX_set_padding(ctx, 0);
t->err = "CIPHERUPDATE_ERROR";
tmplen = 0;
if (!frag) {
if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &tmplen, in, in_len))
goto err;
} else {
if (in_len > 0) {
if (!EVP_CipherUpdate(ctx, tmp + out_misalign, &chunklen, in, 1))
goto err;
tmplen += chunklen;
in++;
in_len--;
}
if (in_len > 1) {
if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
in, in_len - 1))
goto err;
tmplen += chunklen;
in += in_len - 1;
in_len = 1;
}
if (in_len > 0 ) {
if (!EVP_CipherUpdate(ctx, tmp + out_misalign + tmplen, &chunklen,
in, 1))
goto err;
tmplen += chunklen;
}
}
if (!EVP_CipherFinal_ex(ctx, tmp + out_misalign + tmplen, &tmpflen)) {
t->err = "CIPHERFINAL_ERROR";
goto err;
}
if (!TEST_mem_eq(expected_out, out_len,
tmp + out_misalign, tmplen + tmpflen)) {
t->err = "VALUE_MISMATCH";
goto err;
}
if (enc && expected->aead) {
unsigned char rtag[16];
if (!TEST_size_t_le(expected->tag_len, sizeof(rtag))) {
t->err = "TAG_LENGTH_INTERNAL_ERROR";
goto err;
}
if (!EVP_CIPHER_CTX_ctrl(ctx, EVP_CTRL_AEAD_GET_TAG,
expected->tag_len, rtag)) {
t->err = "TAG_RETRIEVE_ERROR";
goto err;
}
if (!TEST_mem_eq(expected->tag, expected->tag_len,
rtag, expected->tag_len)) {
t->err = "TAG_VALUE_MISMATCH";
goto err;
}
}
t->err = NULL;
ok = 1;
err:
OPENSSL_free(tmp);
EVP_CIPHER_CTX_free(ctx);
return ok;
} | https://github.com/openssl/openssl/blob/7f7eb90b8ac55997c5c825bb3ebcfe28611e06f5/test/evp_test.c/#L547 |
d2a_code_data_44133 | static int
createCroppedImage(struct image_data *image, struct crop_mask *crop,
unsigned char **read_buff_ptr, unsigned char **crop_buff_ptr)
{
tsize_t cropsize;
unsigned char *read_buff = NULL;
unsigned char *crop_buff = NULL;
unsigned char *new_buff = NULL;
static tsize_t prev_cropsize = 0;
read_buff = *read_buff_ptr;
crop_buff = read_buff;
*crop_buff_ptr = read_buff;
crop->combined_width = image->width;
crop->combined_length = image->length;
cropsize = crop->bufftotal;
crop_buff = *crop_buff_ptr;
if (!crop_buff)
{
crop_buff = (unsigned char *)limitMalloc(cropsize);
*crop_buff_ptr = crop_buff;
_TIFFmemset(crop_buff, 0, cropsize);
prev_cropsize = cropsize;
}
else
{
if (prev_cropsize < cropsize)
{
new_buff = _TIFFrealloc(crop_buff, cropsize);
if (!new_buff)
{
free (crop_buff);
crop_buff = (unsigned char *)limitMalloc(cropsize);
}
else
crop_buff = new_buff;
_TIFFmemset(crop_buff, 0, cropsize);
}
}
if (!crop_buff)
{
TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer");
return (-1);
}
*crop_buff_ptr = crop_buff;
if (crop->crop_mode & CROP_INVERT)
{
switch (crop->photometric)
{
case PHOTOMETRIC_MINISWHITE:
case PHOTOMETRIC_MINISBLACK:
image->photometric = crop->photometric;
break;
case INVERT_DATA_ONLY:
case INVERT_DATA_AND_TAG:
if (invertImage(image->photometric, image->spp, image->bps,
crop->combined_width, crop->combined_length, crop_buff))
{
TIFFError("createCroppedImage",
"Failed to invert colorspace for image or cropped selection");
return (-1);
}
if (crop->photometric == INVERT_DATA_AND_TAG)
{
switch (image->photometric)
{
case PHOTOMETRIC_MINISWHITE:
image->photometric = PHOTOMETRIC_MINISBLACK;
break;
case PHOTOMETRIC_MINISBLACK:
image->photometric = PHOTOMETRIC_MINISWHITE;
break;
default:
break;
}
}
break;
default: break;
}
}
if (crop->crop_mode & CROP_MIRROR)
{
if (mirrorImage(image->spp, image->bps, crop->mirror,
crop->combined_width, crop->combined_length, crop_buff))
{
TIFFError("createCroppedImage", "Failed to mirror image or cropped selection %s",
(crop->rotation == MIRROR_HORIZ) ? "horizontally" : "vertically");
return (-1);
}
}
if (crop->crop_mode & CROP_ROTATE)
{
if (rotateImage(crop->rotation, image, &crop->combined_width,
&crop->combined_length, crop_buff_ptr))
{
TIFFError("createCroppedImage",
"Failed to rotate image or cropped selection by %d degrees", crop->rotation);
return (-1);
}
}
if (crop_buff == read_buff)
*read_buff_ptr = NULL;
return (0);
} | https://gitlab.com/libtiff/libtiff/blob/632f6a1a4f830f69d62fc0314b2109a2d9025963/tools/tiffcrop.c/#L7671 |
d2a_code_data_44134 | static av_always_inline int cmp_direct_inline(MpegEncContext *s, const int x, const int y, const int subx, const int suby,
const int size, const int h, int ref_index, int src_index,
me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, int qpel){
MotionEstContext * const c= &s->me;
const int stride= c->stride;
const int hx= subx + (x<<(1+qpel));
const int hy= suby + (y<<(1+qpel));
uint8_t * const * const ref= c->ref[ref_index];
uint8_t * const * const src= c->src[src_index];
int d;
assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));
if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){
const int time_pp= s->pp_time;
const int time_pb= s->pb_time;
const int mask= 2*qpel+1;
if(s->mv_type==MV_TYPE_8X8){
int i;
for(i=0; i<4; i++){
int fx = c->direct_basis_mv[i][0] + hx;
int fy = c->direct_basis_mv[i][1] + hy;
int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));
int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));
int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1);
if(qpel){
c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride);
c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride);
}else{
c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8);
c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8);
}
}
}else{
int fx = c->direct_basis_mv[0][0] + hx;
int fy = c->direct_basis_mv[0][1] + hy;
int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp);
int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp);
int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
if(qpel){
c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride);
c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride);
c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride);
c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);
c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride);
c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride);
c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride);
c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);
}else{
assert((fx>>1) + 16*s->mb_x >= -16);
assert((fy>>1) + 16*s->mb_y >= -16);
assert((fx>>1) + 16*s->mb_x <= s->width);
assert((fy>>1) + 16*s->mb_y <= s->height);
assert((bx>>1) + 16*s->mb_x >= -16);
assert((by>>1) + 16*s->mb_y >= -16);
assert((bx>>1) + 16*s->mb_x <= s->width);
assert((by>>1) + 16*s->mb_y <= s->height);
c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16);
c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16);
}
}
d = cmp_func(s, c->temp, src[0], stride, 16);
}else
d= 256*256*256*32;
return d;
} | https://github.com/libav/libav/blob/483321fe789566dcb27b6387c00ea16dd86bc587/libavcodec/motion_est.c/#L168 |
d2a_code_data_44135 | static inline unsigned int constant_time_ge(unsigned int a, unsigned int b)
{
unsigned int ge;
ge = ~((a ^ b) | (a - b));
ge |= a & ~b;
return constant_time_msb(ge);
} | https://github.com/openssl/openssl/blob/360928b7d0f16dde70e26841bbf9e1af727e8b8f/crypto/constant_time_locl.h/#L134 |
d2a_code_data_44136 | 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);
} | https://github.com/openssl/openssl/blob/aa951ef3d745aa0c32b984fd9be2cc21382b97f6/crypto/bn/bn_sqr.c/#L113 |
d2a_code_data_44137 | 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 **)OPENSSL_realloc(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;
}
} | https://github.com/openssl/openssl/blob/9e09eebf94c933686077a1b1b2d60248acb9ba67/crypto/lhash/lhash.c/#L365 |
d2a_code_data_44138 | int ASN1_GENERALIZEDTIME_print(BIO *bp, const ASN1_GENERALIZEDTIME *tm)
{
char *v;
int gmt = 0;
int i;
int y = 0, M = 0, d = 0, h = 0, m = 0, s = 0;
char *f = NULL;
int f_len = 0;
i = tm->length;
v = (char *)tm->data;
if (i < 12)
goto err;
if (v[i - 1] == 'Z')
gmt = 1;
for (i = 0; i < 12; i++)
if ((v[i] > '9') || (v[i] < '0'))
goto err;
y = (v[0] - '0') * 1000 + (v[1] - '0') * 100
+ (v[2] - '0') * 10 + (v[3] - '0');
M = (v[4] - '0') * 10 + (v[5] - '0');
if ((M > 12) || (M < 1))
goto err;
d = (v[6] - '0') * 10 + (v[7] - '0');
h = (v[8] - '0') * 10 + (v[9] - '0');
m = (v[10] - '0') * 10 + (v[11] - '0');
if (tm->length >= 14 &&
(v[12] >= '0') && (v[12] <= '9') &&
(v[13] >= '0') && (v[13] <= '9')) {
s = (v[12] - '0') * 10 + (v[13] - '0');
if (tm->length >= 15 && v[14] == '.') {
int l = tm->length;
f = &v[14];
f_len = 1;
while (14 + f_len < l && f[f_len] >= '0' && f[f_len] <= '9')
++f_len;
}
}
if (BIO_printf(bp, "%s %2d %02d:%02d:%02d%.*s %d%s",
_asn1_mon[M - 1], d, h, m, s, f_len, f, y,
(gmt) ? " GMT" : "") <= 0)
return (0);
else
return (1);
err:
BIO_write(bp, "Bad time value", 14);
return (0);
} | https://github.com/openssl/openssl/blob/01b7851aa27aa144372f5484da916be042d9aa4f/crypto/asn1/a_gentm.c/#L308 |
d2a_code_data_44139 | static int
createCroppedImage(struct image_data *image, struct crop_mask *crop,
unsigned char **read_buff_ptr, unsigned char **crop_buff_ptr)
{
tsize_t cropsize;
unsigned char *read_buff = NULL;
unsigned char *crop_buff = NULL;
unsigned char *new_buff = NULL;
static tsize_t prev_cropsize = 0;
read_buff = *read_buff_ptr;
crop_buff = read_buff;
*crop_buff_ptr = read_buff;
crop->combined_width = image->width;
crop->combined_length = image->length;
cropsize = crop->bufftotal;
crop_buff = *crop_buff_ptr;
if (!crop_buff)
{
crop_buff = (unsigned char *)_TIFFmalloc(cropsize);
*crop_buff_ptr = crop_buff;
_TIFFmemset(crop_buff, 0, cropsize);
prev_cropsize = cropsize;
}
else
{
if (prev_cropsize < cropsize)
{
new_buff = _TIFFrealloc(crop_buff, cropsize);
if (!new_buff)
{
free (crop_buff);
crop_buff = (unsigned char *)_TIFFmalloc(cropsize);
}
else
crop_buff = new_buff;
_TIFFmemset(crop_buff, 0, cropsize);
}
}
if (!crop_buff)
{
TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer");
return (-1);
}
*crop_buff_ptr = crop_buff;
if (crop->crop_mode & CROP_INVERT)
{
switch (crop->photometric)
{
case PHOTOMETRIC_MINISWHITE:
case PHOTOMETRIC_MINISBLACK:
image->photometric = crop->photometric;
break;
case INVERT_DATA_ONLY:
case INVERT_DATA_AND_TAG:
if (invertImage(image->photometric, image->spp, image->bps,
crop->combined_width, crop->combined_length, crop_buff))
{
TIFFError("createCroppedImage",
"Failed to invert colorspace for image or cropped selection");
return (-1);
}
if (crop->photometric == INVERT_DATA_AND_TAG)
{
switch (image->photometric)
{
case PHOTOMETRIC_MINISWHITE:
image->photometric = PHOTOMETRIC_MINISBLACK;
break;
case PHOTOMETRIC_MINISBLACK:
image->photometric = PHOTOMETRIC_MINISWHITE;
break;
default:
break;
}
}
break;
default: break;
}
}
if (crop->crop_mode & CROP_MIRROR)
{
if (mirrorImage(image->spp, image->bps, crop->mirror,
crop->combined_width, crop->combined_length, crop_buff))
{
TIFFError("createCroppedImage", "Failed to mirror image or cropped selection %s",
(crop->rotation == MIRROR_HORIZ) ? "horizontally" : "vertically");
return (-1);
}
}
if (crop->crop_mode & CROP_ROTATE)
{
if (rotateImage(crop->rotation, image, &crop->combined_width,
&crop->combined_length, crop_buff_ptr))
{
TIFFError("createCroppedImage",
"Failed to rotate image or cropped selection by %d degrees", crop->rotation);
return (-1);
}
}
if (crop_buff == read_buff)
*read_buff_ptr = NULL;
return (0);
} | https://gitlab.com/libtiff/libtiff/blob/b69a1998bedfabc32cd541408bffdef05bd01e45/tools/tiffcrop.c/#L7481 |
d2a_code_data_44140 | static int newpass_p12(PKCS12 *p12, char *oldpass, char *newpass)
{
STACK *asafes, *newsafes, *bags;
int i, bagnid, pbe_nid, pbe_iter, pbe_saltlen;
PKCS7 *p7, *p7new;
ASN1_OCTET_STRING *p12_data_tmp = NULL, *macnew = NULL;
unsigned char mac[EVP_MAX_MD_SIZE];
unsigned int maclen;
if (!(asafes = M_PKCS12_unpack_authsafes(p12))) return 0;
if(!(newsafes = sk_new(NULL))) return 0;
for (i = 0; i < sk_num (asafes); i++) {
p7 = (PKCS7 *) sk_value(asafes, i);
bagnid = OBJ_obj2nid(p7->type);
if (bagnid == NID_pkcs7_data) {
bags = M_PKCS12_unpack_p7data(p7);
} else if (bagnid == NID_pkcs7_encrypted) {
bags = M_PKCS12_unpack_p7encdata(p7, oldpass, -1);
alg_get(p7->d.encrypted->enc_data->algorithm,
&pbe_nid, &pbe_iter, &pbe_saltlen);
} else continue;
if (!bags) {
sk_pop_free(asafes, (void(*)(void *)) PKCS7_free);
return 0;
}
if (!newpass_bags(bags, oldpass, newpass)) {
sk_pop_free(bags, (void(*)(void *)) PKCS12_SAFEBAG_free);
sk_pop_free(asafes, (void(*)(void *)) PKCS7_free);
return 0;
}
if (bagnid == NID_pkcs7_data) p7new = PKCS12_pack_p7data(bags);
else p7new = PKCS12_pack_p7encdata(pbe_nid, newpass, -1, NULL,
pbe_saltlen, pbe_iter, bags);
sk_pop_free(bags, (void(*)(void *)) PKCS12_SAFEBAG_free);
if(!p7new) {
sk_pop_free(asafes, (void(*)(void *)) PKCS7_free);
return 0;
}
sk_push(newsafes, (char *)p7new);
}
sk_pop_free(asafes, (void(*)(void *)) PKCS7_free);
p12_data_tmp = p12->authsafes->d.data;
if(!(p12->authsafes->d.data = ASN1_OCTET_STRING_new())) goto saferr;
if(!M_PKCS12_pack_authsafes(p12, newsafes)) goto saferr;
if(!PKCS12_gen_mac(p12, newpass, -1, mac, &maclen)) goto saferr;
if(!(macnew = ASN1_OCTET_STRING_new())) goto saferr;
if(!ASN1_OCTET_STRING_set(macnew, mac, maclen)) goto saferr;
ASN1_OCTET_STRING_free(p12->mac->dinfo->digest);
p12->mac->dinfo->digest = macnew;
ASN1_OCTET_STRING_free(p12_data_tmp);
return 1;
saferr:
ASN1_OCTET_STRING_free(p12->authsafes->d.data);
ASN1_OCTET_STRING_free(macnew);
p12->authsafes->d.data = p12_data_tmp;
return 0;
} | https://github.com/openssl/openssl/blob/0e1c06128adbfd2d88dc304db2262140bad045fd/crypto/pkcs12/p12_npas.c/#L136 |
d2a_code_data_44141 | static int internal_verify(X509_STORE_CTX *ctx)
{
int ok=0,n;
X509 *xs,*xi;
EVP_PKEY *pkey=NULL;
int (*cb)(int xok,X509_STORE_CTX *xctx);
cb=ctx->verify_cb;
n=sk_X509_num(ctx->chain);
ctx->error_depth=n-1;
n--;
xi=sk_X509_value(ctx->chain,n);
if (ctx->check_issued(ctx, xi, xi))
xs=xi;
else
{
if (n <= 0)
{
ctx->error=X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE;
ctx->current_cert=xi;
ok=cb(0,ctx);
goto end;
}
else
{
n--;
ctx->error_depth=n;
xs=sk_X509_value(ctx->chain,n);
}
}
while (n >= 0)
{
ctx->error_depth=n;
if (!xs->valid && (xs != xi || (ctx->param->flags & X509_V_FLAG_CHECK_SS_SIGNATURE)))
{
if ((pkey=X509_get_pubkey(xi)) == NULL)
{
ctx->error=X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY;
ctx->current_cert=xi;
ok=(*cb)(0,ctx);
if (!ok) goto end;
}
else if (X509_verify(xs,pkey) <= 0)
{
ctx->error=X509_V_ERR_CERT_SIGNATURE_FAILURE;
ctx->current_cert=xs;
ok=(*cb)(0,ctx);
if (!ok)
{
EVP_PKEY_free(pkey);
goto end;
}
}
EVP_PKEY_free(pkey);
pkey=NULL;
}
xs->valid = 1;
ok = check_cert_time(ctx, xs);
if (!ok)
goto end;
ctx->current_issuer=xi;
ctx->current_cert=xs;
ok=(*cb)(1,ctx);
if (!ok) goto end;
n--;
if (n >= 0)
{
xi=xs;
xs=sk_X509_value(ctx->chain,n);
}
}
ok=1;
end:
return ok;
} | https://github.com/openssl/openssl/blob/bbb19418e672007590c65a12aa24e1b59927b2cc/crypto/x509/x509_vfy.c/#L1665 |
d2a_code_data_44142 | static size_t get_entropy_hook(RAND_DRBG *drbg, unsigned char **pout,
int entropy, size_t min_len, size_t max_len)
{
size_t ret;
HOOK_CTX *ctx = get_hook_ctx(drbg);
if (ctx->fail != 0)
return 0;
ret = ctx->get_entropy(
drbg, pout, entropy, min_len, max_len);
if (ret != 0)
ctx->reseed_count++;
return ret;
} | https://github.com/openssl/openssl/blob/24d06e8ca07f705635a072dcb6ad08c2555c9025/test/drbgtest.c/#L509 |
d2a_code_data_44143 | static int mtu_test(SSL_CTX *ctx, const char *cs, int no_etm)
{
SSL *srvr_ssl = NULL, *clnt_ssl = NULL;
BIO *sc_bio = NULL;
int i;
size_t s;
size_t mtus[30];
unsigned char buf[600];
int rv = 0;
memset(buf, 0x5a, sizeof(buf));
if (create_ssl_objects(ctx, ctx, &srvr_ssl, &clnt_ssl, NULL, NULL) != 1)
goto out;
if (no_etm)
SSL_set_options(srvr_ssl, SSL_OP_NO_ENCRYPT_THEN_MAC);
if (SSL_set_cipher_list(srvr_ssl, cs) != 1 ||
SSL_set_cipher_list(clnt_ssl, cs) != 1) {
ERR_print_errors_fp(stdout);
goto out;
}
sc_bio = SSL_get_rbio(srvr_ssl);
if (create_ssl_connection(clnt_ssl, srvr_ssl) != 1)
goto out;
if (debug)
printf("Channel established\n");
for (i = 0; i < 30; i++) {
SSL_set_mtu(clnt_ssl, 500 + i);
mtus[i] = DTLS_get_data_mtu(clnt_ssl);
if (debug)
printf("%s%s payload MTU for record mtu %d = %"OSSLzu"\n",
cs, no_etm ? "-noEtM":"", 500 + i, mtus[i]);
if (mtus[i] == 0) {
fprintf(stderr,
"payload MTU failed with record MTU %d for %s\n",
500 + i, cs);
goto out;
}
}
SSL_set_mtu(clnt_ssl, 1000);
for (s = mtus[0]; s <= mtus[29]; s++) {
size_t reclen;
if (SSL_write(clnt_ssl, buf, s) != (int)s) {
ERR_print_errors_fp(stdout);
goto out;
}
reclen = BIO_read(sc_bio, buf, sizeof(buf));
if (debug)
printf("record %"OSSLzu" for payload %"OSSLzu"\n", reclen, s);
for (i = 0; i < 30; i++) {
if (s <= mtus[i] && reclen > (size_t)(500 + i)) {
fprintf(stderr,
"%s: Payload MTU %"OSSLzu" reported for record MTU %d\n"
"but sending a payload of %"OSSLzu" made a record of %"OSSLzu"(too large)\n",
cs, mtus[i], 500 + i, s, reclen);
goto out;
}
if (s > mtus[i] && reclen <= (size_t)(500 + i)) {
fprintf(stderr,
"%s: Payload MTU %"OSSLzu" reported for record MTU %d\n"
"but sending a payload of %"OSSLzu" made a record of %"OSSLzu" (too small)\n",
cs, mtus[i], 500 + i, s, reclen);
goto out;
}
}
}
rv = 1;
if (SSL_USE_ETM(clnt_ssl))
rv = 2;
out:
SSL_free(clnt_ssl);
SSL_free(srvr_ssl);
return rv;
} | https://github.com/openssl/openssl/blob/8aefa08cfbc7db7cc10765ee9684090e37983f45/test/dtls_mtu_test.c/#L114 |
d2a_code_data_44144 | int av_aes_init(AVAES *a, const uint8_t *key, int key_bits, int decrypt) {
int i, j, t, rconpointer = 0;
uint8_t tk[8][4];
int KC= key_bits>>5;
int rounds= KC + 6;
uint8_t log8[256];
uint8_t alog8[512];
if(!enc_multbl[0][sizeof(enc_multbl)/sizeof(enc_multbl[0][0])-1]){
j=1;
for(i=0; i<255; i++){
alog8[i]=
alog8[i+255]= j;
log8[j]= i;
j^= j+j;
if(j>255) j^= 0x11B;
}
for(i=0; i<256; i++){
j= i ? alog8[255-log8[i]] : 0;
j ^= (j<<1) ^ (j<<2) ^ (j<<3) ^ (j<<4);
j = (j ^ (j>>8) ^ 99) & 255;
inv_sbox[j]= i;
sbox [i]= j;
}
init_multbl2(dec_multbl[0], (int[4]){0xe, 0x9, 0xd, 0xb}, log8, alog8, inv_sbox);
init_multbl2(enc_multbl[0], (int[4]){0x2, 0x1, 0x1, 0x3}, log8, alog8, sbox);
}
if(key_bits!=128 && key_bits!=192 && key_bits!=256)
return -1;
a->rounds= rounds;
memcpy(tk, key, KC*4);
for(t= 0; t < (rounds+1)*16;) {
memcpy(a->round_key[0][0]+t, tk, KC*4);
t+= KC*4;
for(i = 0; i < 4; i++)
tk[0][i] ^= sbox[tk[KC-1][(i+1)&3]];
tk[0][0] ^= rcon[rconpointer++];
for(j = 1; j < KC; j++){
if(KC != 8 || j != KC>>1)
for(i = 0; i < 4; i++) tk[j][i] ^= tk[j-1][i];
else
for(i = 0; i < 4; i++) tk[j][i] ^= sbox[tk[j-1][i]];
}
}
if(decrypt){
for(i=1; i<rounds; i++){
uint8_t tmp[3][16];
memcpy(tmp[2], a->round_key[i][0], 16);
subshift(tmp[1], 0, sbox);
mix(tmp, dec_multbl, 1, 3);
memcpy(a->round_key[i][0], tmp[0], 16);
}
}else{
for(i=0; i<(rounds+1)>>1; i++){
for(j=0; j<16; j++)
FFSWAP(int, a->round_key[i][0][j], a->round_key[rounds-i][0][j]);
}
}
return 0;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavutil/aes.c/#L179 |
d2a_code_data_44145 | void *lh_delete(LHASH *lh, 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);
} | https://github.com/openssl/openssl/blob/f9b3bff6f7e38960bb87a5623fbcbc45ee952c49/crypto/lhash/lhash.c/#L240 |
d2a_code_data_44146 | 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;
} | https://github.com/libav/libav/blob/2d777bb7a20041ac0564ffef85bf40619af8ccd1/ffmpeg.c/#L3682 |
d2a_code_data_44147 | ngx_int_t
ngx_http_script_compile(ngx_http_script_compile_t *sc)
{
u_char ch;
ngx_str_t name;
ngx_uint_t i, bracket;
if (ngx_http_script_init_arrays(sc) != NGX_OK) {
return NGX_ERROR;
}
for (i = 0; i < sc->source->len; ) {
name.len = 0;
if (sc->source->data[i] == '$') {
if (++i == sc->source->len) {
goto invalid_variable;
}
#if (NGX_PCRE)
{
ngx_uint_t n;
if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') {
n = sc->source->data[i] - '0';
if (sc->captures_mask & (1 << n)) {
sc->dup_capture = 1;
}
sc->captures_mask |= 1 << n;
if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) {
return NGX_ERROR;
}
i++;
continue;
}
}
#endif
if (sc->source->data[i] == '{') {
bracket = 1;
if (++i == sc->source->len) {
goto invalid_variable;
}
name.data = &sc->source->data[i];
} else {
bracket = 0;
name.data = &sc->source->data[i];
}
for ( ; i < sc->source->len; i++, name.len++) {
ch = sc->source->data[i];
if (ch == '}' && bracket) {
i++;
bracket = 0;
break;
}
if ((ch >= 'A' && ch <= 'Z')
|| (ch >= 'a' && ch <= 'z')
|| (ch >= '0' && ch <= '9')
|| ch == '_')
{
continue;
}
break;
}
if (bracket) {
ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0,
"the closing bracket in \"%V\" "
"variable is missing", &name);
return NGX_ERROR;
}
if (name.len == 0) {
goto invalid_variable;
}
sc->variables++;
if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) {
return NGX_ERROR;
}
continue;
}
if (sc->source->data[i] == '?' && sc->compile_args) {
sc->args = 1;
sc->compile_args = 0;
if (ngx_http_script_add_args_code(sc) != NGX_OK) {
return NGX_ERROR;
}
i++;
continue;
}
name.data = &sc->source->data[i];
while (i < sc->source->len) {
if (sc->source->data[i] == '$') {
break;
}
if (sc->source->data[i] == '?') {
sc->args = 1;
if (sc->compile_args) {
break;
}
}
i++;
name.len++;
}
sc->size += name.len;
if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len))
!= NGX_OK)
{
return NGX_ERROR;
}
}
return ngx_http_script_done(sc);
invalid_variable:
ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name");
return NGX_ERROR;
} | https://github.com/nginx/nginx/blob/cbf6ca98bc3f839ab3519ac45807c3c8ae6deb84/src/http/ngx_http_script.c/#L385 |
d2a_code_data_44148 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/e113c9c59dcb419dd00525cec431edb854a6c897/crypto/bn/bn_ctx.c/#L328 |
d2a_code_data_44149 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/3f97052392cb10fca5309212bf720685262ad4a6/crypto/bn/bn_ctx.c/#L273 |
d2a_code_data_44150 | static int parse_oct(const char *t[], PROPERTY_DEFINITION *res)
{
const char *s = *t;
int64_t v = 0;
if (*s == '9' || *s == '8' || !ossl_isdigit(*s))
return 0;
do {
v = (v << 3) + (*s - '0');
} while (ossl_isdigit(*++s) && *s != '9' && *s != '8');
if (!ossl_isspace(*s) && *s != '\0' && *s != ',') {
ERR_raise_data(ERR_LIB_PROP, PROP_R_NOT_AN_OCTAL_DIGIT,
"HERE-->%s", *t);
return 0;
}
*t = skip_space(s);
res->type = PROPERTY_TYPE_NUMBER;
res->v.int_val = v;
return 1;
} | https://github.com/openssl/openssl/blob/c1d56231ef6385b557ec72eec508e55ea26ca8b0/crypto/property/property_parse.c/#L178 |
d2a_code_data_44151 | static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby,
const int size, const int h, int ref_index, int src_index,
me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){
MotionEstContext * const c= &s->me;
const int stride= c->stride;
const int uvstride= c->uvstride;
const int qpel= flags&FLAG_QPEL;
const int chroma= flags&FLAG_CHROMA;
const int dxy= subx + (suby<<(1+qpel));
const int hx= subx + (x<<(1+qpel));
const int hy= suby + (y<<(1+qpel));
uint8_t * const * const ref= c->ref[ref_index];
uint8_t * const * const src= c->src[src_index];
int d;
if(flags&FLAG_DIRECT){
assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1));
if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){
const int time_pp= s->pp_time;
const int time_pb= s->pb_time;
const int mask= 2*qpel+1;
if(s->mv_type==MV_TYPE_8X8){
int i;
for(i=0; i<4; i++){
int fx = c->direct_basis_mv[i][0] + hx;
int fy = c->direct_basis_mv[i][1] + hy;
int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4));
int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4));
int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1);
if(qpel){
c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride);
c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride);
}else{
c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8);
c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8);
}
}
}else{
int fx = c->direct_basis_mv[0][0] + hx;
int fy = c->direct_basis_mv[0][1] + hy;
int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp);
int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp);
int fxy= (fx&mask) + ((fy&mask)<<(qpel+1));
int bxy= (bx&mask) + ((by&mask)<<(qpel+1));
if(qpel){
c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride);
c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride);
c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride);
c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride);
c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride);
c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride);
c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride);
c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride);
}else{
assert((fx>>1) + 16*s->mb_x >= -16);
assert((fy>>1) + 16*s->mb_y >= -16);
assert((fx>>1) + 16*s->mb_x <= s->width);
assert((fy>>1) + 16*s->mb_y <= s->height);
assert((bx>>1) + 16*s->mb_x >= -16);
assert((by>>1) + 16*s->mb_y >= -16);
assert((bx>>1) + 16*s->mb_x <= s->width);
assert((by>>1) + 16*s->mb_y <= s->height);
c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16);
c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16);
}
}
d = cmp_func(s, c->temp, src[0], stride, 16);
}else
d= 256*256*256*32;
}else{
int uvdxy;
if(dxy){
if(qpel){
c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride);
if(chroma){
int cx= hx/2;
int cy= hy/2;
cx= (cx>>1)|(cx&1);
cy= (cy>>1)|(cy&1);
uvdxy= (cx&1) + 2*(cy&1);
}
}else{
c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h);
if(chroma)
uvdxy= dxy | (x&1) | (2*(y&1));
}
d = cmp_func(s, c->temp, src[0], stride, h);
}else{
d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);
if(chroma)
uvdxy= (x&1) + 2*(y&1);
}
if(chroma){
uint8_t * const uvtemp= c->temp + 16*stride;
c->hpel_put[size+1][uvdxy](uvtemp , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1);
d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h>>1);
d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1);
}
}
#if 0
if(full_pel){
const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1);
score_map[index]= d;
}
d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor;
#endif
return d;
} | https://github.com/libav/libav/blob/3ec394ea823c2a6e65a6abbdb2041ce1c66964f8/libavcodec/motion_est.c/#L176 |
d2a_code_data_44152 | static unsigned int BN_STACK_pop(BN_STACK *st)
{
return st->indexes[--(st->depth)];
} | https://github.com/openssl/openssl/blob/aa951ef3d745aa0c32b984fd9be2cc21382b97f6/crypto/bn/bn_ctx.c/#L273 |
d2a_code_data_44153 | static void opt_output_file(const char *filename)
{
AVFormatContext *oc;
int err, use_video, use_audio, use_subtitle;
int input_has_video, input_has_audio, input_has_subtitle;
AVFormatParameters params, *ap = ¶ms;
AVOutputFormat *file_oformat;
AVMetadataTag *tag = NULL;
if (!strcmp(filename, "-"))
filename = "pipe:";
oc = avformat_alloc_context();
if (!oc) {
print_error(filename, AVERROR(ENOMEM));
ffmpeg_exit(1);
}
if (last_asked_format) {
file_oformat = av_guess_format(last_asked_format, NULL, NULL);
if (!file_oformat) {
fprintf(stderr, "Requested output format '%s' is not a suitable output format\n", last_asked_format);
ffmpeg_exit(1);
}
last_asked_format = NULL;
} else {
file_oformat = av_guess_format(NULL, filename, NULL);
if (!file_oformat) {
fprintf(stderr, "Unable to find a suitable output format for '%s'\n",
filename);
ffmpeg_exit(1);
}
}
oc->oformat = file_oformat;
av_strlcpy(oc->filename, filename, sizeof(oc->filename));
if (!strcmp(file_oformat->name, "ffm") &&
av_strstart(filename, "http:", NULL)) {
int err = read_ffserver_streams(oc, filename);
if (err < 0) {
print_error(filename, err);
ffmpeg_exit(1);
}
} else {
use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_name;
use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_name;
use_subtitle = file_oformat->subtitle_codec != CODEC_ID_NONE || subtitle_stream_copy || subtitle_codec_name;
if (nb_input_files > 0) {
check_audio_video_sub_inputs(&input_has_video, &input_has_audio,
&input_has_subtitle);
if (!input_has_video)
use_video = 0;
if (!input_has_audio)
use_audio = 0;
if (!input_has_subtitle)
use_subtitle = 0;
}
if (audio_disable) use_audio = 0;
if (video_disable) use_video = 0;
if (subtitle_disable) use_subtitle = 0;
if (use_video) new_video_stream(oc, nb_output_files);
if (use_audio) new_audio_stream(oc, nb_output_files);
if (use_subtitle) new_subtitle_stream(oc, nb_output_files);
oc->timestamp = recording_timestamp;
while ((tag = av_metadata_get(metadata, "", tag, AV_METADATA_IGNORE_SUFFIX)))
av_metadata_set2(&oc->metadata, tag->key, tag->value, 0);
av_metadata_free(&metadata);
}
output_files[nb_output_files++] = oc;
if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
if (!av_filename_number_test(oc->filename)) {
print_error(oc->filename, AVERROR_NUMEXPECTED);
ffmpeg_exit(1);
}
}
if (!(oc->oformat->flags & AVFMT_NOFILE)) {
if (!file_overwrite &&
(strchr(filename, ':') == NULL ||
filename[1] == ':' ||
av_strstart(filename, "file:", NULL))) {
if (url_exist(filename)) {
if (!using_stdin) {
fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
fflush(stderr);
if (!read_yesno()) {
fprintf(stderr, "Not overwriting - exiting\n");
ffmpeg_exit(1);
}
}
else {
fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
ffmpeg_exit(1);
}
}
}
if ((err = url_fopen(&oc->pb, filename, URL_WRONLY)) < 0) {
print_error(filename, err);
ffmpeg_exit(1);
}
}
memset(ap, 0, sizeof(*ap));
if (av_set_parameters(oc, ap) < 0) {
fprintf(stderr, "%s: Invalid encoding parameters\n",
oc->filename);
ffmpeg_exit(1);
}
oc->preload= (int)(mux_preload*AV_TIME_BASE);
oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
oc->loop_output = loop_output;
oc->flags |= AVFMT_FLAG_NONBLOCK;
set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM, NULL);
nb_streamid_map = 0;
av_freep(&forced_key_frames);
} | https://github.com/libav/libav/blob/eced8fa02ea237abd9c6a6e9287bb7524addb8f4/ffmpeg.c/#L3582 |
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