Lines Matching refs:xp
1562 static void copy_templates(struct xfrm_policy *xp, struct xfrm_user_tmpl *ut, in copy_templates() argument
1567 xp->xfrm_nr = nr; in copy_templates()
1569 struct xfrm_tmpl *t = &xp->xfrm_vec[i]; in copy_templates()
1680 static void copy_from_user_policy(struct xfrm_policy *xp, struct xfrm_userpolicy_info *p) in copy_from_user_policy() argument
1682 xp->priority = p->priority; in copy_from_user_policy()
1683 xp->index = p->index; in copy_from_user_policy()
1684 memcpy(&xp->selector, &p->sel, sizeof(xp->selector)); in copy_from_user_policy()
1685 memcpy(&xp->lft, &p->lft, sizeof(xp->lft)); in copy_from_user_policy()
1686 xp->action = p->action; in copy_from_user_policy()
1687 xp->flags = p->flags; in copy_from_user_policy()
1688 xp->family = p->sel.family; in copy_from_user_policy()
1692 static void copy_to_user_policy(struct xfrm_policy *xp, struct xfrm_userpolicy_info *p, int dir) in copy_to_user_policy() argument
1695 memcpy(&p->sel, &xp->selector, sizeof(p->sel)); in copy_to_user_policy()
1696 memcpy(&p->lft, &xp->lft, sizeof(p->lft)); in copy_to_user_policy()
1697 memcpy(&p->curlft, &xp->curlft, sizeof(p->curlft)); in copy_to_user_policy()
1698 p->priority = xp->priority; in copy_to_user_policy()
1699 p->index = xp->index; in copy_to_user_policy()
1700 p->sel.family = xp->family; in copy_to_user_policy()
1702 p->action = xp->action; in copy_to_user_policy()
1703 p->flags = xp->flags; in copy_to_user_policy()
1709 struct xfrm_policy *xp = xfrm_policy_alloc(net, GFP_KERNEL); in xfrm_policy_construct() local
1712 if (!xp) { in xfrm_policy_construct()
1717 copy_from_user_policy(xp, p); in xfrm_policy_construct()
1719 err = copy_from_user_policy_type(&xp->type, attrs); in xfrm_policy_construct()
1723 if (!(err = copy_from_user_tmpl(xp, attrs))) in xfrm_policy_construct()
1724 err = copy_from_user_sec_ctx(xp, attrs); in xfrm_policy_construct()
1728 xfrm_mark_get(attrs, &xp->mark); in xfrm_policy_construct()
1731 xp->if_id = nla_get_u32(attrs[XFRMA_IF_ID]); in xfrm_policy_construct()
1733 return xp; in xfrm_policy_construct()
1736 xp->walk.dead = 1; in xfrm_policy_construct()
1737 xfrm_policy_destroy(xp); in xfrm_policy_construct()
1746 struct xfrm_policy *xp; in xfrm_add_policy() local
1758 xp = xfrm_policy_construct(net, p, attrs, &err); in xfrm_add_policy()
1759 if (!xp) in xfrm_add_policy()
1767 err = xfrm_policy_insert(p->dir, xp, excl); in xfrm_add_policy()
1768 xfrm_audit_policy_add(xp, err ? 0 : 1, true); in xfrm_add_policy()
1771 security_xfrm_policy_free(xp->security); in xfrm_add_policy()
1772 kfree(xp); in xfrm_add_policy()
1779 km_policy_notify(xp, p->dir, &c); in xfrm_add_policy()
1781 xfrm_pol_put(xp); in xfrm_add_policy()
1786 static int copy_to_user_tmpl(struct xfrm_policy *xp, struct sk_buff *skb) in copy_to_user_tmpl() argument
1791 if (xp->xfrm_nr == 0) in copy_to_user_tmpl()
1794 for (i = 0; i < xp->xfrm_nr; i++) { in copy_to_user_tmpl()
1796 struct xfrm_tmpl *kp = &xp->xfrm_vec[i]; in copy_to_user_tmpl()
1812 sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr, vec); in copy_to_user_tmpl()
1823 static inline int copy_to_user_sec_ctx(struct xfrm_policy *xp, struct sk_buff *skb) in copy_to_user_sec_ctx() argument
1825 if (xp->security) in copy_to_user_sec_ctx()
1826 return copy_sec_ctx(xp->security, skb); in copy_to_user_sec_ctx()
1857 static int dump_one_policy(struct xfrm_policy *xp, int dir, int count, void *ptr) in dump_one_policy() argument
1873 copy_to_user_policy(xp, p, dir); in dump_one_policy()
1874 err = copy_to_user_tmpl(xp, skb); in dump_one_policy()
1876 err = copy_to_user_sec_ctx(xp, skb); in dump_one_policy()
1878 err = copy_to_user_policy_type(xp->type, skb); in dump_one_policy()
1880 err = xfrm_mark_put(skb, &xp->mark); in dump_one_policy()
1882 err = xfrm_if_id_put(skb, xp->if_id); in dump_one_policy()
1939 struct xfrm_policy *xp, in xfrm_policy_netlink() argument
1955 err = dump_one_policy(xp, dir, 0, &info); in xfrm_policy_netlink()
2064 struct xfrm_policy *xp; in xfrm_get_policy() local
2090 xp = xfrm_policy_byid(net, &m, if_id, type, p->dir, in xfrm_get_policy()
2108 xp = xfrm_policy_bysel_ctx(net, &m, if_id, type, p->dir, in xfrm_get_policy()
2112 if (xp == NULL) in xfrm_get_policy()
2118 resp_skb = xfrm_policy_netlink(skb, xp, p->dir, nlh->nlmsg_seq); in xfrm_get_policy()
2126 xfrm_audit_policy_delete(xp, err ? 0 : 1, true); in xfrm_get_policy()
2135 km_policy_notify(xp, p->dir, &c); in xfrm_get_policy()
2139 xfrm_pol_put(xp); in xfrm_get_policy()
2370 struct xfrm_policy *xp; in xfrm_add_pol_expire() local
2392 xp = xfrm_policy_byid(net, &m, if_id, type, p->dir, p->index, in xfrm_add_pol_expire()
2410 xp = xfrm_policy_bysel_ctx(net, &m, if_id, type, p->dir, in xfrm_add_pol_expire()
2414 if (xp == NULL) in xfrm_add_pol_expire()
2417 if (unlikely(xp->walk.dead)) in xfrm_add_pol_expire()
2422 xfrm_policy_delete(xp, p->dir); in xfrm_add_pol_expire()
2423 xfrm_audit_policy_delete(xp, 1, true); in xfrm_add_pol_expire()
2425 km_policy_expired(xp, p->dir, up->hard, nlh->nlmsg_pid); in xfrm_add_pol_expire()
2428 xfrm_pol_put(xp); in xfrm_add_pol_expire()
2470 struct xfrm_policy *xp; in xfrm_add_acquire() local
2493 xp = xfrm_policy_construct(net, &ua->policy, attrs, &err); in xfrm_add_acquire()
2494 if (!xp) in xfrm_add_acquire()
2500 xp->mark.m = x->mark.m = mark.m; in xfrm_add_acquire()
2501 xp->mark.v = x->mark.v = mark.v; in xfrm_add_acquire()
2504 for (i = 0; i < xp->xfrm_nr; i++, ut++) { in xfrm_add_acquire()
2505 struct xfrm_tmpl *t = &xp->xfrm_vec[i]; in xfrm_add_acquire()
2513 err = km_query(x, t, xp); in xfrm_add_acquire()
2518 kfree(xp); in xfrm_add_acquire()
3159 struct xfrm_policy *xp) in xfrm_acquire_msgsize() argument
3162 + nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr) in xfrm_acquire_msgsize()
3169 struct xfrm_tmpl *xt, struct xfrm_policy *xp) in build_acquire() argument
3184 copy_to_user_policy(xp, &ua->policy, XFRM_POLICY_OUT); in build_acquire()
3190 err = copy_to_user_tmpl(xp, skb); in build_acquire()
3194 err = copy_to_user_policy_type(xp->type, skb); in build_acquire()
3196 err = xfrm_mark_put(skb, &xp->mark); in build_acquire()
3198 err = xfrm_if_id_put(skb, xp->if_id); in build_acquire()
3209 struct xfrm_policy *xp) in xfrm_send_acquire() argument
3215 skb = nlmsg_new(xfrm_acquire_msgsize(x, xp), GFP_ATOMIC); in xfrm_send_acquire()
3219 err = build_acquire(skb, x, xt, xp); in xfrm_send_acquire()
3234 struct xfrm_policy *xp; in xfrm_compile_policy() local
3270 xp = xfrm_policy_alloc(net, GFP_ATOMIC); in xfrm_compile_policy()
3271 if (xp == NULL) { in xfrm_compile_policy()
3276 copy_from_user_policy(xp, p); in xfrm_compile_policy()
3277 xp->type = XFRM_POLICY_TYPE_MAIN; in xfrm_compile_policy()
3278 copy_templates(xp, ut, nr); in xfrm_compile_policy()
3282 return xp; in xfrm_compile_policy()
3285 static inline unsigned int xfrm_polexpire_msgsize(struct xfrm_policy *xp) in xfrm_polexpire_msgsize() argument
3288 + nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr) in xfrm_polexpire_msgsize()
3289 + nla_total_size(xfrm_user_sec_ctx_size(xp->security)) in xfrm_polexpire_msgsize()
3294 static int build_polexpire(struct sk_buff *skb, struct xfrm_policy *xp, in build_polexpire() argument
3307 copy_to_user_policy(xp, &upe->pol, dir); in build_polexpire()
3308 err = copy_to_user_tmpl(xp, skb); in build_polexpire()
3310 err = copy_to_user_sec_ctx(xp, skb); in build_polexpire()
3312 err = copy_to_user_policy_type(xp->type, skb); in build_polexpire()
3314 err = xfrm_mark_put(skb, &xp->mark); in build_polexpire()
3316 err = xfrm_if_id_put(skb, xp->if_id); in build_polexpire()
3327 static int xfrm_exp_policy_notify(struct xfrm_policy *xp, int dir, const struct km_event *c) in xfrm_exp_policy_notify() argument
3329 struct net *net = xp_net(xp); in xfrm_exp_policy_notify()
3333 skb = nlmsg_new(xfrm_polexpire_msgsize(xp), GFP_ATOMIC); in xfrm_exp_policy_notify()
3337 err = build_polexpire(skb, xp, dir, c); in xfrm_exp_policy_notify()
3343 static int xfrm_notify_policy(struct xfrm_policy *xp, int dir, const struct km_event *c) in xfrm_notify_policy() argument
3345 unsigned int len = nla_total_size(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr); in xfrm_notify_policy()
3346 struct net *net = xp_net(xp); in xfrm_notify_policy()
3380 id->index = xp->index; in xfrm_notify_policy()
3382 memcpy(&id->sel, &xp->selector, sizeof(id->sel)); in xfrm_notify_policy()
3392 copy_to_user_policy(xp, p, dir); in xfrm_notify_policy()
3393 err = copy_to_user_tmpl(xp, skb); in xfrm_notify_policy()
3395 err = copy_to_user_policy_type(xp->type, skb); in xfrm_notify_policy()
3397 err = xfrm_mark_put(skb, &xp->mark); in xfrm_notify_policy()
3399 err = xfrm_if_id_put(skb, xp->if_id); in xfrm_notify_policy()
3440 static int xfrm_send_policy_notify(struct xfrm_policy *xp, int dir, const struct km_event *c) in xfrm_send_policy_notify() argument
3447 return xfrm_notify_policy(xp, dir, c); in xfrm_send_policy_notify()
3451 return xfrm_exp_policy_notify(xp, dir, c); in xfrm_send_policy_notify()