type stringclasses 5
values | content stringlengths 9 163k |
|---|---|
functions | int verify_aead(struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_ALG_AEAD];
struct xfrm_algo_aead *algp;
if (!rt)
return 0;
algp = nla_data(rt);
if (nla_len(rt) < aead_len(algp))
return -EINVAL;
algp->alg_name[CRYPTO_MAX_ALG_NAME - 1] = '\0';
return 0;
} |
functions | void verify_one_addr(struct nlattr **attrs, enum xfrm_attr_type_t type,
xfrm_address_t **addrp)
{
struct nlattr *rt = attrs[type];
if (rt && addrp)
*addrp = nla_data(rt);
} |
functions | int verify_sec_ctx_len(struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_SEC_CTX];
struct xfrm_user_sec_ctx *uctx;
if (!rt)
return 0;
uctx = nla_data(rt);
if (uctx->len != (sizeof(struct xfrm_user_sec_ctx) + uctx->ctx_len))
return -EINVAL;
return 0;
} |
functions | int verify_replay(struct xfrm_usersa_info *p,
struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_REPLAY_ESN_VAL];
struct xfrm_replay_state_esn *rs;
if (p->flags & XFRM_STATE_ESN) {
if (!rt)
return -EINVAL;
rs = nla_data(rt);
if (rs->bmp_len > XFRMA_REPLAY_ESN_MAX / sizeof(rs->bmp[0]) / 8)
re... |
functions | int verify_newsa_info(struct xfrm_usersa_info *p,
struct nlattr **attrs)
{
int err;
err = -EINVAL;
switch (p->family) {
case AF_INET:
break;
case AF_INET6:
#if IS_ENABLED(CONFIG_IPV6)
break;
#else
err = -EAFNOSUPPORT;
goto out;
#endif
default:
goto out;
} |
functions | int attach_auth(struct xfrm_algo_auth **algpp, u8 *props,
struct nlattr *rta)
{
struct xfrm_algo *ualg;
struct xfrm_algo_auth *p;
struct xfrm_algo_desc *algo;
if (!rta)
return 0;
ualg = nla_data(rta);
algo = xfrm_aalg_get_byname(ualg->alg_name, 1);
if (!algo)
return -ENOSYS;
*props = algo->desc.... |
functions | int attach_auth_trunc(struct xfrm_algo_auth **algpp, u8 *props,
struct nlattr *rta)
{
struct xfrm_algo_auth *p, *ualg;
struct xfrm_algo_desc *algo;
if (!rta)
return 0;
ualg = nla_data(rta);
algo = xfrm_aalg_get_byname(ualg->alg_name, 1);
if (!algo)
return -ENOSYS;
if ((ualg->alg_trunc_len / 8) > M... |
functions | int attach_aead(struct xfrm_algo_aead **algpp, u8 *props,
struct nlattr *rta)
{
struct xfrm_algo_aead *p, *ualg;
struct xfrm_algo_desc *algo;
if (!rta)
return 0;
ualg = nla_data(rta);
algo = xfrm_aead_get_byname(ualg->alg_name, ualg->alg_icv_len, 1);
if (!algo)
return -ENOSYS;
*props = algo->desc... |
functions | int xfrm_replay_verify_len(struct xfrm_replay_state_esn *replay_esn,
struct nlattr *rp)
{
struct xfrm_replay_state_esn *up;
int ulen;
if (!replay_esn || !rp)
return 0;
up = nla_data(rp);
ulen = xfrm_replay_state_esn_len(up);
/* Check the overall length and the internal bitmap length to avoid
* potent... |
functions | int xfrm_alloc_replay_state_esn(struct xfrm_replay_state_esn **replay_esn,
struct xfrm_replay_state_esn **preplay_esn,
struct nlattr *rta)
{
struct xfrm_replay_state_esn *p, *pp, *up;
int klen, ulen;
if (!rta)
return 0;
up = nla_data(rta);
klen = xfrm_replay_state_esn_len(up);
ulen = nla... |
functions | int xfrm_user_sec_ctx_size(struct xfrm_sec_ctx *xfrm_ctx)
{
int len = 0;
if (xfrm_ctx) {
len += sizeof(struct xfrm_user_sec_ctx);
len += xfrm_ctx->ctx_len;
} |
functions | void copy_from_user_state(struct xfrm_state *x, struct xfrm_usersa_info *p)
{
memcpy(&x->id, &p->id, sizeof(x->id));
memcpy(&x->sel, &p->sel, sizeof(x->sel));
memcpy(&x->lft, &p->lft, sizeof(x->lft));
x->props.mode = p->mode;
x->props.replay_window = min_t(unsigned int, p->replay_window,
sizeof(x->replay.bitm... |
functions | void xfrm_update_ae_params(struct xfrm_state *x, struct nlattr **attrs,
int update_esn)
{
struct nlattr *rp = attrs[XFRMA_REPLAY_VAL];
struct nlattr *re = update_esn ? attrs[XFRMA_REPLAY_ESN_VAL] : NULL;
struct nlattr *lt = attrs[XFRMA_LTIME_VAL];
struct nlattr *et = attrs[XFRMA_ETIMER_THRESH];
struct nlattr... |
functions | int xfrm_add_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_usersa_info *p = nlmsg_data(nlh);
struct xfrm_state *x;
int err;
struct km_event c;
err = verify_newsa_info(p, attrs);
if (err)
return err;
x = xfrm_state_construct(net, p, ... |
functions | int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state *x;
int err = -ESRCH;
struct km_event c;
struct xfrm_usersa_id *p = nlmsg_data(nlh);
x = xfrm_user_state_lookup(net, p, attrs, &err);
if (x == NULL)
return err;
if ((e... |
functions | void copy_to_user_state(struct xfrm_state *x, struct xfrm_usersa_info *p)
{
memset(p, 0, sizeof(*p));
memcpy(&p->id, &x->id, sizeof(p->id));
memcpy(&p->sel, &x->sel, sizeof(p->sel));
memcpy(&p->lft, &x->lft, sizeof(p->lft));
memcpy(&p->curlft, &x->curlft, sizeof(p->curlft));
memcpy(&p->stats, &x->stats, sizeof(p-... |
functions | int copy_sec_ctx(struct xfrm_sec_ctx *s, struct sk_buff *skb)
{
struct xfrm_user_sec_ctx *uctx;
struct nlattr *attr;
int ctx_size = sizeof(*uctx) + s->ctx_len;
attr = nla_reserve(skb, XFRMA_SEC_CTX, ctx_size);
if (attr == NULL)
return -EMSGSIZE;
uctx = nla_data(attr);
uctx->exttype = XFRMA_SEC_CTX;
uctx->le... |
functions | int copy_to_user_auth(struct xfrm_algo_auth *auth, struct sk_buff *skb)
{
struct xfrm_algo *algo;
struct nlattr *nla;
nla = nla_reserve(skb, XFRMA_ALG_AUTH,
sizeof(*algo) + (auth->alg_key_len + 7) / 8);
if (!nla)
return -EMSGSIZE;
algo = nla_data(nla);
strncpy(algo->alg_name, auth->alg_name, sizeof(algo-... |
functions | int copy_to_user_state_extra(struct xfrm_state *x,
struct xfrm_usersa_info *p,
struct sk_buff *skb)
{
int ret = 0;
copy_to_user_state(x, p);
if (x->props.extra_flags) {
ret = nla_put_u32(skb, XFRMA_SA_EXTRA_FLAGS,
x->props.extra_flags);
if (ret)
goto out;
} |
functions | int dump_one_state(struct xfrm_state *x, int count, void *ptr)
{
struct xfrm_dump_info *sp = ptr;
struct sk_buff *in_skb = sp->in_skb;
struct sk_buff *skb = sp->out_skb;
struct xfrm_usersa_info *p;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, sp->nlmsg_seq,
XFRM_MSG_NEWSA, s... |
functions | int xfrm_dump_sa_done(struct netlink_callback *cb)
{
struct xfrm_state_walk *walk = (struct xfrm_state_walk *) &cb->args[1];
struct sock *sk = cb->skb->sk;
struct net *net = sock_net(sk);
if (cb->args[0])
xfrm_state_walk_done(walk, net);
return 0;
} |
functions | int xfrm_dump_sa(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state_walk *walk = (struct xfrm_state_walk *) &cb->args[1];
struct xfrm_dump_info info;
BUILD_BUG_ON(sizeof(struct xfrm_state_walk) >
sizeof(cb->args) - sizeof(cb->args[0]));
info.in_skb =... |
functions | int xfrm_nlmsg_multicast(struct net *net, struct sk_buff *skb,
u32 pid, unsigned int group)
{
struct sock *nlsk = rcu_dereference(net->xfrm.nlsk);
if (nlsk)
return nlmsg_multicast(nlsk, skb, pid, group, GFP_ATOMIC);
else
return -1;
} |
functions | size_t xfrm_spdinfo_msgsize(void)
{
return NLMSG_ALIGN(4)
+ nla_total_size(sizeof(struct xfrmu_spdinfo))
+ nla_total_size(sizeof(struct xfrmu_spdhinfo));
} |
functions | int build_spdinfo(struct sk_buff *skb, struct net *net,
u32 portid, u32 seq, u32 flags)
{
struct xfrmk_spdinfo si;
struct xfrmu_spdinfo spc;
struct xfrmu_spdhinfo sph;
struct nlmsghdr *nlh;
int err;
u32 *f;
nlh = nlmsg_put(skb, portid, seq, XFRM_MSG_NEWSPDINFO, sizeof(u32), 0);
if (nlh == NULL) /* shouldn'... |
functions | int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct sk_buff *r_skb;
u32 *flags = nlmsg_data(nlh);
u32 sportid = NETLINK_CB(skb).portid;
u32 seq = nlh->nlmsg_seq;
r_skb = nlmsg_new(xfrm_spdinfo_msgsize(), GFP_ATOMIC);
if (r_skb ==... |
functions | size_t xfrm_sadinfo_msgsize(void)
{
return NLMSG_ALIGN(4)
+ nla_total_size(sizeof(struct xfrmu_sadhinfo))
+ nla_total_size(4); /* XFRMA_SAD_CNT */
} |
functions | int build_sadinfo(struct sk_buff *skb, struct net *net,
u32 portid, u32 seq, u32 flags)
{
struct xfrmk_sadinfo si;
struct xfrmu_sadhinfo sh;
struct nlmsghdr *nlh;
int err;
u32 *f;
nlh = nlmsg_put(skb, portid, seq, XFRM_MSG_NEWSADINFO, sizeof(u32), 0);
if (nlh == NULL) /* shouldn't really happen ... */
ret... |
functions | int xfrm_get_sadinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct sk_buff *r_skb;
u32 *flags = nlmsg_data(nlh);
u32 sportid = NETLINK_CB(skb).portid;
u32 seq = nlh->nlmsg_seq;
r_skb = nlmsg_new(xfrm_sadinfo_msgsize(), GFP_ATOMIC);
if (r_skb ==... |
functions | int xfrm_get_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_usersa_id *p = nlmsg_data(nlh);
struct xfrm_state *x;
struct sk_buff *resp_skb;
int err = -ESRCH;
x = xfrm_user_state_lookup(net, p, attrs, &err);
if (x == NULL)
goto out_nopu... |
functions | int xfrm_alloc_userspi(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state *x;
struct xfrm_userspi_info *p;
struct sk_buff *resp_skb;
xfrm_address_t *daddr;
int family;
int err;
u32 mark;
struct xfrm_mark m;
p = nlmsg_data(nlh);
err = ... |
functions | int verify_policy_dir(u8 dir)
{
switch (dir) {
case XFRM_POLICY_IN:
case XFRM_POLICY_OUT:
case XFRM_POLICY_FWD:
break;
default:
return -EINVAL;
} |
functions | int verify_policy_type(u8 type)
{
switch (type) {
case XFRM_POLICY_TYPE_MAIN:
#ifdef CONFIG_XFRM_SUB_POLICY
case XFRM_POLICY_TYPE_SUB:
#endif
break;
default:
return -EINVAL;
} |
functions | int verify_newpolicy_info(struct xfrm_userpolicy_info *p)
{
int ret;
switch (p->share) {
case XFRM_SHARE_ANY:
case XFRM_SHARE_SESSION:
case XFRM_SHARE_USER:
case XFRM_SHARE_UNIQUE:
break;
default:
return -EINVAL;
} |
functions | int copy_from_user_sec_ctx(struct xfrm_policy *pol, struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_SEC_CTX];
struct xfrm_user_sec_ctx *uctx;
if (!rt)
return 0;
uctx = nla_data(rt);
return security_xfrm_policy_alloc(&pol->security, uctx, GFP_KERNEL);
} |
functions | void copy_templates(struct xfrm_policy *xp, struct xfrm_user_tmpl *ut,
int nr)
{
int i;
xp->xfrm_nr = nr;
for (i = 0; i < nr; i++, ut++) {
struct xfrm_tmpl *t = &xp->xfrm_vec[i];
memcpy(&t->id, &ut->id, sizeof(struct xfrm_id));
memcpy(&t->saddr, &ut->saddr,
sizeof(xfrm_address_t));
t->reqid ... |
functions | int validate_tmpl(int nr, struct xfrm_user_tmpl *ut, u16 family)
{
int i;
if (nr > XFRM_MAX_DEPTH)
return -EINVAL;
for (i = 0; i < nr; i++) {
/* We never validated the ut->family value, so many
* applications simply leave it at zero. The check was
* never made and ut->family was ignored because all
*... |
functions | int copy_from_user_tmpl(struct xfrm_policy *pol, struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_TMPL];
if (!rt) {
pol->xfrm_nr = 0;
} |
functions | int copy_from_user_policy_type(u8 *tp, struct nlattr **attrs)
{
struct nlattr *rt = attrs[XFRMA_POLICY_TYPE];
struct xfrm_userpolicy_type *upt;
u8 type = XFRM_POLICY_TYPE_MAIN;
int err;
if (rt) {
upt = nla_data(rt);
type = upt->type;
} |
functions | void copy_from_user_policy(struct xfrm_policy *xp, struct xfrm_userpolicy_info *p)
{
xp->priority = p->priority;
xp->index = p->index;
memcpy(&xp->selector, &p->sel, sizeof(xp->selector));
memcpy(&xp->lft, &p->lft, sizeof(xp->lft));
xp->action = p->action;
xp->flags = p->flags;
xp->family = p->sel.family;
/* XX... |
functions | void copy_to_user_policy(struct xfrm_policy *xp, struct xfrm_userpolicy_info *p, int dir)
{
memset(p, 0, sizeof(*p));
memcpy(&p->sel, &xp->selector, sizeof(p->sel));
memcpy(&p->lft, &xp->lft, sizeof(p->lft));
memcpy(&p->curlft, &xp->curlft, sizeof(p->curlft));
p->priority = xp->priority;
p->index = xp->index;
p-... |
functions | int xfrm_add_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_userpolicy_info *p = nlmsg_data(nlh);
struct xfrm_policy *xp;
struct km_event c;
int err;
int excl;
err = verify_newpolicy_info(p);
if (err)
return err;
err = verify_sec... |
functions | int copy_to_user_tmpl(struct xfrm_policy *xp, struct sk_buff *skb)
{
struct xfrm_user_tmpl vec[XFRM_MAX_DEPTH];
int i;
if (xp->xfrm_nr == 0)
return 0;
for (i = 0; i < xp->xfrm_nr; i++) {
struct xfrm_user_tmpl *up = &vec[i];
struct xfrm_tmpl *kp = &xp->xfrm_vec[i];
memset(up, 0, sizeof(*up));
memcpy(&up... |
functions | int copy_to_user_state_sec_ctx(struct xfrm_state *x, struct sk_buff *skb)
{
if (x->security) {
return copy_sec_ctx(x->security, skb);
} |
functions | int copy_to_user_sec_ctx(struct xfrm_policy *xp, struct sk_buff *skb)
{
if (xp->security)
return copy_sec_ctx(xp->security, skb);
return 0;
} |
functions | size_t userpolicy_type_attrsize(void)
{
#ifdef CONFIG_XFRM_SUB_POLICY
return nla_total_size(sizeof(struct xfrm_userpolicy_type));
#else
return 0;
#endif
} |
functions | int copy_to_user_policy_type(u8 type, struct sk_buff *skb)
{
struct xfrm_userpolicy_type upt = {
.type = type,
} |
functions | int copy_to_user_policy_type(u8 type, struct sk_buff *skb)
{
return 0;
} |
functions | int dump_one_policy(struct xfrm_policy *xp, int dir, int count, void *ptr)
{
struct xfrm_dump_info *sp = ptr;
struct xfrm_userpolicy_info *p;
struct sk_buff *in_skb = sp->in_skb;
struct sk_buff *skb = sp->out_skb;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, sp->nlmsg_seq,
X... |
functions | int xfrm_dump_policy_done(struct netlink_callback *cb)
{
struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
struct net *net = sock_net(cb->skb->sk);
xfrm_policy_walk_done(walk, net);
return 0;
} |
functions | int xfrm_dump_policy(struct sk_buff *skb, struct netlink_callback *cb)
{
struct net *net = sock_net(skb->sk);
struct xfrm_policy_walk *walk = (struct xfrm_policy_walk *) &cb->args[1];
struct xfrm_dump_info info;
BUILD_BUG_ON(sizeof(struct xfrm_policy_walk) >
sizeof(cb->args) - sizeof(cb->args[0]));
info.i... |
functions | int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_policy *xp;
struct xfrm_userpolicy_id *p;
u8 type = XFRM_POLICY_TYPE_MAIN;
int err;
struct km_event c;
int delete;
struct xfrm_mark m;
u32 mark = xfrm_mark_get(attrs, &m);
... |
functions | int xfrm_flush_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct km_event c;
struct xfrm_usersa_flush *p = nlmsg_data(nlh);
int err;
err = xfrm_state_flush(net, p->proto, true);
if (err) {
if (err == -ESRCH) /* empty table */
return 0;
ret... |
functions | size_t xfrm_aevent_msgsize(struct xfrm_state *x)
{
size_t replay_size = x->replay_esn ?
xfrm_replay_state_esn_len(x->replay_esn) :
sizeof(struct xfrm_replay_state);
return NLMSG_ALIGN(sizeof(struct xfrm_aevent_id))
+ nla_total_size(replay_size)
+ nla_total_size(sizeof(struct xfrm_li... |
functions | int build_aevent(struct sk_buff *skb, struct xfrm_state *x, const struct km_event *c)
{
struct xfrm_aevent_id *id;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, c->portid, c->seq, XFRM_MSG_NEWAE, sizeof(*id), 0);
if (nlh == NULL)
return -EMSGSIZE;
id = nlmsg_data(nlh);
memset(&id->sa_id, 0, sizeof(id->... |
functions | int xfrm_get_ae(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state *x;
struct sk_buff *r_skb;
int err;
struct km_event c;
u32 mark;
struct xfrm_mark m;
struct xfrm_aevent_id *p = nlmsg_data(nlh);
struct xfrm_usersa_id *id = &p->sa_id;
... |
functions | int xfrm_new_ae(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state *x;
struct km_event c;
int err = -EINVAL;
u32 mark = 0;
struct xfrm_mark m;
struct xfrm_aevent_id *p = nlmsg_data(nlh);
struct nlattr *rp = attrs[XFRMA_REPLAY_VAL];
struc... |
functions | int xfrm_flush_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct km_event c;
u8 type = XFRM_POLICY_TYPE_MAIN;
int err;
err = copy_from_user_policy_type(&type, attrs);
if (err)
return err;
err = xfrm_policy_flush(net, type, true);
if (err... |
functions | int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_policy *xp;
struct xfrm_user_polexpire *up = nlmsg_data(nlh);
struct xfrm_userpolicy_info *p = &up->pol;
u8 type = XFRM_POLICY_TYPE_MAIN;
int err = -ENOENT;
struct xfrm_m... |
functions | int xfrm_add_sa_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_state *x;
int err;
struct xfrm_user_expire *ue = nlmsg_data(nlh);
struct xfrm_usersa_info *p = &ue->state;
struct xfrm_mark m;
u32 mark = xfrm_mark_get(attrs, &m);
x = x... |
functions | int xfrm_add_acquire(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct net *net = sock_net(skb->sk);
struct xfrm_policy *xp;
struct xfrm_user_tmpl *ut;
int i;
struct nlattr *rt = attrs[XFRMA_TMPL];
struct xfrm_mark mark;
struct xfrm_user_acquire *ua = nlmsg_data(nlh);
struct xfrm_sta... |
functions | int copy_from_user_migrate(struct xfrm_migrate *ma,
struct xfrm_kmaddress *k,
struct nlattr **attrs, int *num)
{
struct nlattr *rt = attrs[XFRMA_MIGRATE];
struct xfrm_user_migrate *um;
int i, num_migrate;
if (k != NULL) {
struct xfrm_user_kmaddress *uk;
uk = nla_data(attrs[XFRMA_KMADDRESS]);
mem... |
functions | int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
struct xfrm_userpolicy_id *pi = nlmsg_data(nlh);
struct xfrm_migrate m[XFRM_MAX_DEPTH];
struct xfrm_kmaddress km, *kmp;
u8 type;
int err;
int n = 0;
struct net *net = sock_net(skb->sk);
if (attrs[XFRMA_MIGRATE] == NUL... |
functions | int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
return -ENOPROTOOPT;
} |
functions | int copy_to_user_migrate(const struct xfrm_migrate *m, struct sk_buff *skb)
{
struct xfrm_user_migrate um;
memset(&um, 0, sizeof(um));
um.proto = m->proto;
um.mode = m->mode;
um.reqid = m->reqid;
um.old_family = m->old_family;
memcpy(&um.old_daddr, &m->old_daddr, sizeof(um.old_daddr));
memcpy(&um.old_saddr, &m... |
functions | int copy_to_user_kmaddress(const struct xfrm_kmaddress *k, struct sk_buff *skb)
{
struct xfrm_user_kmaddress uk;
memset(&uk, 0, sizeof(uk));
uk.family = k->family;
uk.reserved = k->reserved;
memcpy(&uk.local, &k->local, sizeof(uk.local));
memcpy(&uk.remote, &k->remote, sizeof(uk.remote));
return nla_put(skb, X... |
functions | size_t xfrm_migrate_msgsize(int num_migrate, int with_kma)
{
return NLMSG_ALIGN(sizeof(struct xfrm_userpolicy_id))
+ (with_kma ? nla_total_size(sizeof(struct xfrm_kmaddress)) : 0)
+ nla_total_size(sizeof(struct xfrm_user_migrate) * num_migrate)
+ userpolicy_type_attrsize();
} |
functions | int build_migrate(struct sk_buff *skb, const struct xfrm_migrate *m,
int num_migrate, const struct xfrm_kmaddress *k,
const struct xfrm_selector *sel, u8 dir, u8 type)
{
const struct xfrm_migrate *mp;
struct xfrm_userpolicy_id *pol_id;
struct nlmsghdr *nlh;
int i, err;
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_... |
functions | int xfrm_send_migrate(const struct xfrm_selector *sel, u8 dir, u8 type,
const struct xfrm_migrate *m, int num_migrate,
const struct xfrm_kmaddress *k)
{
struct net *net = &init_net;
struct sk_buff *skb;
skb = nlmsg_new(xfrm_migrate_msgsize(num_migrate, !!k), GFP_ATOMIC);
if (skb == NULL)
return -... |
functions | int xfrm_send_migrate(const struct xfrm_selector *sel, u8 dir, u8 type,
const struct xfrm_migrate *m, int num_migrate,
const struct xfrm_kmaddress *k)
{
return -ENOPROTOOPT;
} |
functions | int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
struct net *net = sock_net(skb->sk);
struct nlattr *attrs[XFRMA_MAX+1];
const struct xfrm_link *link;
int type, err;
type = nlh->nlmsg_type;
if (type > XFRM_MSG_MAX)
return -EINVAL;
type -= XFRM_MSG_BASE;
link = &xfrm_dispatch[type];
/* Al... |
functions | void xfrm_netlink_rcv(struct sk_buff *skb)
{
struct net *net = sock_net(skb->sk);
mutex_lock(&net->xfrm.xfrm_cfg_mutex);
netlink_rcv_skb(skb, &xfrm_user_rcv_msg);
mutex_unlock(&net->xfrm.xfrm_cfg_mutex);
} |
functions | size_t xfrm_expire_msgsize(void)
{
return NLMSG_ALIGN(sizeof(struct xfrm_user_expire))
+ nla_total_size(sizeof(struct xfrm_mark));
} |
functions | int build_expire(struct sk_buff *skb, struct xfrm_state *x, const struct km_event *c)
{
struct xfrm_user_expire *ue;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, c->portid, 0, XFRM_MSG_EXPIRE, sizeof(*ue), 0);
if (nlh == NULL)
return -EMSGSIZE;
ue = nlmsg_data(nlh);
copy_to_user_state(x, &ue->state);
... |
functions | int xfrm_exp_state_notify(struct xfrm_state *x, const struct km_event *c)
{
struct net *net = xs_net(x);
struct sk_buff *skb;
skb = nlmsg_new(xfrm_expire_msgsize(), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
if (build_expire(skb, x, c) < 0) {
kfree_skb(skb);
return -EMSGSIZE;
} |
functions | int xfrm_aevent_state_notify(struct xfrm_state *x, const struct km_event *c)
{
struct net *net = xs_net(x);
struct sk_buff *skb;
skb = nlmsg_new(xfrm_aevent_msgsize(x), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
if (build_aevent(skb, x, c) < 0)
BUG();
return xfrm_nlmsg_multicast(net, skb, 0, XFRMNLGRP_A... |
functions | int xfrm_notify_sa_flush(const struct km_event *c)
{
struct net *net = c->net;
struct xfrm_usersa_flush *p;
struct nlmsghdr *nlh;
struct sk_buff *skb;
int len = NLMSG_ALIGN(sizeof(struct xfrm_usersa_flush));
skb = nlmsg_new(len, GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
nlh = nlmsg_put(skb, c->portid, c... |
functions | size_t xfrm_sa_len(struct xfrm_state *x)
{
size_t l = 0;
if (x->aead)
l += nla_total_size(aead_len(x->aead));
if (x->aalg) {
l += nla_total_size(sizeof(struct xfrm_algo) +
(x->aalg->alg_key_len + 7) / 8);
l += nla_total_size(xfrm_alg_auth_len(x->aalg));
} |
functions | int xfrm_notify_sa(struct xfrm_state *x, const struct km_event *c)
{
struct net *net = xs_net(x);
struct xfrm_usersa_info *p;
struct xfrm_usersa_id *id;
struct nlmsghdr *nlh;
struct sk_buff *skb;
int len = xfrm_sa_len(x);
int headlen, err;
headlen = sizeof(*p);
if (c->event == XFRM_MSG_DELSA) {
len += nla_t... |
functions | int xfrm_send_state_notify(struct xfrm_state *x, const struct km_event *c)
{
switch (c->event) {
case XFRM_MSG_EXPIRE:
return xfrm_exp_state_notify(x, c);
case XFRM_MSG_NEWAE:
return xfrm_aevent_state_notify(x, c);
case XFRM_MSG_DELSA:
case XFRM_MSG_UPDSA:
case XFRM_MSG_NEWSA:
return xfrm_notify_sa(x, c);
... |
functions | size_t xfrm_acquire_msgsize(struct xfrm_state *x,
struct xfrm_policy *xp)
{
return NLMSG_ALIGN(sizeof(struct xfrm_user_acquire))
+ nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr)
+ nla_total_size(sizeof(struct xfrm_mark))
+ nla_total_size(xfrm_user_sec_ctx_size(x->security))
... |
functions | int build_acquire(struct sk_buff *skb, struct xfrm_state *x,
struct xfrm_tmpl *xt, struct xfrm_policy *xp)
{
__u32 seq = xfrm_get_acqseq();
struct xfrm_user_acquire *ua;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_ACQUIRE, sizeof(*ua), 0);
if (nlh == NULL)
return -EMSGSIZE;
ua = nl... |
functions | int xfrm_send_acquire(struct xfrm_state *x, struct xfrm_tmpl *xt,
struct xfrm_policy *xp)
{
struct net *net = xs_net(x);
struct sk_buff *skb;
skb = nlmsg_new(xfrm_acquire_msgsize(x, xp), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
if (build_acquire(skb, x, xt, xp) < 0)
BUG();
return xfrm_nlmsg_mu... |
functions | size_t xfrm_polexpire_msgsize(struct xfrm_policy *xp)
{
return NLMSG_ALIGN(sizeof(struct xfrm_user_polexpire))
+ nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr)
+ nla_total_size(xfrm_user_sec_ctx_size(xp->security))
+ nla_total_size(sizeof(struct xfrm_mark))
+ userpolicy_typ... |
functions | int build_polexpire(struct sk_buff *skb, struct xfrm_policy *xp,
int dir, const struct km_event *c)
{
struct xfrm_user_polexpire *upe;
int hard = c->data.hard;
struct nlmsghdr *nlh;
int err;
nlh = nlmsg_put(skb, c->portid, 0, XFRM_MSG_POLEXPIRE, sizeof(*upe), 0);
if (nlh == NULL)
return -EMSGSIZE;
upe ... |
functions | int xfrm_exp_policy_notify(struct xfrm_policy *xp, int dir, const struct km_event *c)
{
struct net *net = xp_net(xp);
struct sk_buff *skb;
skb = nlmsg_new(xfrm_polexpire_msgsize(xp), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
if (build_polexpire(skb, xp, dir, c) < 0)
BUG();
return xfrm_nlmsg_multicast(n... |
functions | int xfrm_notify_policy(struct xfrm_policy *xp, int dir, const struct km_event *c)
{
int len = nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr);
struct net *net = xp_net(xp);
struct xfrm_userpolicy_info *p;
struct xfrm_userpolicy_id *id;
struct nlmsghdr *nlh;
struct sk_buff *skb;
int headlen, err;
he... |
functions | int xfrm_notify_policy_flush(const struct km_event *c)
{
struct net *net = c->net;
struct nlmsghdr *nlh;
struct sk_buff *skb;
int err;
skb = nlmsg_new(userpolicy_type_attrsize(), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
nlh = nlmsg_put(skb, c->portid, c->seq, XFRM_MSG_FLUSHPOLICY, 0, 0);
err = -EMSGSIZ... |
functions | int xfrm_send_policy_notify(struct xfrm_policy *xp, int dir, const struct km_event *c)
{
switch (c->event) {
case XFRM_MSG_NEWPOLICY:
case XFRM_MSG_UPDPOLICY:
case XFRM_MSG_DELPOLICY:
return xfrm_notify_policy(xp, dir, c);
case XFRM_MSG_FLUSHPOLICY:
return xfrm_notify_policy_flush(c);
case XFRM_MSG_POLEXPIRE... |
functions | size_t xfrm_report_msgsize(void)
{
return NLMSG_ALIGN(sizeof(struct xfrm_user_report));
} |
functions | int build_report(struct sk_buff *skb, u8 proto,
struct xfrm_selector *sel, xfrm_address_t *addr)
{
struct xfrm_user_report *ur;
struct nlmsghdr *nlh;
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_REPORT, sizeof(*ur), 0);
if (nlh == NULL)
return -EMSGSIZE;
ur = nlmsg_data(nlh);
ur->proto = proto;
memcpy(&ur->sel, se... |
functions | int xfrm_send_report(struct net *net, u8 proto,
struct xfrm_selector *sel, xfrm_address_t *addr)
{
struct sk_buff *skb;
skb = nlmsg_new(xfrm_report_msgsize(), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
if (build_report(skb, proto, sel, addr) < 0)
BUG();
return xfrm_nlmsg_multicast(net, skb, 0, XFR... |
functions | size_t xfrm_mapping_msgsize(void)
{
return NLMSG_ALIGN(sizeof(struct xfrm_user_mapping));
} |
functions | int build_mapping(struct sk_buff *skb, struct xfrm_state *x,
xfrm_address_t *new_saddr, __be16 new_sport)
{
struct xfrm_user_mapping *um;
struct nlmsghdr *nlh;
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_MAPPING, sizeof(*um), 0);
if (nlh == NULL)
return -EMSGSIZE;
um = nlmsg_data(nlh);
memcpy(&um->id.daddr, &x->... |
functions | int xfrm_send_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr,
__be16 sport)
{
struct net *net = xs_net(x);
struct sk_buff *skb;
if (x->id.proto != IPPROTO_ESP)
return -EINVAL;
if (!x->encap)
return -EINVAL;
skb = nlmsg_new(xfrm_mapping_msgsize(), GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM... |
functions | bool xfrm_is_alive(const struct km_event *c)
{
return (bool)xfrm_acquire_is_on(c->net);
} |
functions | __net_init xfrm_user_net_init(struct net *net)
{
struct sock *nlsk;
struct netlink_kernel_cfg cfg = {
.groups = XFRMNLGRP_MAX,
.input = xfrm_netlink_rcv,
} |
functions | __net_exit xfrm_user_net_exit(struct list_head *net_exit_list)
{
struct net *net;
list_for_each_entry(net, net_exit_list, exit_list)
RCU_INIT_POINTER(net->xfrm.nlsk, NULL);
synchronize_net();
list_for_each_entry(net, net_exit_list, exit_list)
netlink_kernel_release(net->xfrm.nlsk_stash);
} |
functions | __init xfrm_user_init(void)
{
int rv;
printk(KERN_INFO "Initializing XFRM netlink socket\n");
rv = register_pernet_subsys(&xfrm_user_net_ops);
if (rv < 0)
return rv;
rv = xfrm_register_km(&netlink_mgr);
if (rv < 0)
unregister_pernet_subsys(&xfrm_user_net_ops);
return rv;
} |
functions | __exit xfrm_user_exit(void)
{
xfrm_unregister_km(&netlink_mgr);
unregister_pernet_subsys(&xfrm_user_net_ops);
} |
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