net/key/af_key.c

81 static void pfkey_terminate_dump(struct pfkey_sock *pfk)
83 	if (pfk->dump.dump) {
84 		if (pfk->dump.skb) {
85 			kfree_skb(pfk->dump.skb);
86 			pfk->dump.skb = NULL;
88 		pfk->dump.done(pfk);
89 		pfk->dump.dump = NULL;
90 		pfk->dump.done = NULL;
143 	struct pfkey_sock *pfk;
156 	pfk = pfkey_sk(sk);
157 	mutex_init(&pfk->dump_lock);
231 		struct pfkey_sock *pfk = pfkey_sk(sk);
238 		if (pfk->promisc)
248 			    !pfk->registered)
270 static int pfkey_do_dump(struct pfkey_sock *pfk)
275 	mutex_lock(&pfk->dump_lock);
276 	if (!pfk->dump.dump) {
281 	rc = pfk->dump.dump(pfk);
287 	if (pfk->dump.skb) {
288 		if (!pfkey_can_dump(&pfk->sk)) {
293 		hdr = (struct sadb_msg *) pfk->dump.skb->data;
296 		pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE,
297 				&pfk->sk, sock_net(&pfk->sk));
298 		pfk->dump.skb = NULL;
301 	pfkey_terminate_dump(pfk);
304 	mutex_unlock(&pfk->dump_lock);
1687 	struct pfkey_sock *pfk = pfkey_sk(sk);
1694 		if (pfk->registered&(1<<hdr->sadb_msg_satype))
1696 		pfk->registered |= (1<<hdr->sadb_msg_satype);
1707 			pfk->registered &= ~(1<<hdr->sadb_msg_satype);
1788 	struct pfkey_sock *pfk = ptr;
1792 	if (!pfkey_can_dump(&pfk->sk))
1800 	out_hdr->sadb_msg_version = pfk->dump.msg_version;
1806 	out_hdr->sadb_msg_pid = pfk->dump.msg_portid;
1808 	if (pfk->dump.skb)
1809 		pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE,
1810 				&pfk->sk, sock_net(&pfk->sk));
1811 	pfk->dump.skb = out_skb;
1816 static int pfkey_dump_sa(struct pfkey_sock *pfk)
1818 	struct net *net = sock_net(&pfk->sk);
1819 	return xfrm_state_walk(net, &pfk->dump.u.state, dump_sa, (void *) pfk);
1822 static void pfkey_dump_sa_done(struct pfkey_sock *pfk)
1824 	struct net *net = sock_net(&pfk->sk);
1826 	xfrm_state_walk_done(&pfk->dump.u.state, net);
1833 	struct pfkey_sock *pfk = pfkey_sk(sk);
1835 	mutex_lock(&pfk->dump_lock);
1836 	if (pfk->dump.dump != NULL) {
1837 		mutex_unlock(&pfk->dump_lock);
1843 		mutex_unlock(&pfk->dump_lock);
1854 			mutex_unlock(&pfk->dump_lock);
1859 			mutex_unlock(&pfk->dump_lock);
1872 	pfk->dump.msg_version = hdr->sadb_msg_version;
1873 	pfk->dump.msg_portid = hdr->sadb_msg_pid;
1874 	pfk->dump.dump = pfkey_dump_sa;
1875 	pfk->dump.done = pfkey_dump_sa_done;
1876 	xfrm_state_walk_init(&pfk->dump.u.state, proto, filter);
1877 	mutex_unlock(&pfk->dump_lock);
1879 	return pfkey_do_dump(pfk);
1884 	struct pfkey_sock *pfk = pfkey_sk(sk);
1892 		pfk->promisc = satype;
2689 	struct pfkey_sock *pfk = ptr;
2694 	if (!pfkey_can_dump(&pfk->sk))
2708 	out_hdr->sadb_msg_version = pfk->dump.msg_version;
2713 	out_hdr->sadb_msg_pid = pfk->dump.msg_portid;
2715 	if (pfk->dump.skb)
2716 		pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE,
2717 				&pfk->sk, sock_net(&pfk->sk));
2718 	pfk->dump.skb = out_skb;
2723 static int pfkey_dump_sp(struct pfkey_sock *pfk)
2725 	struct net *net = sock_net(&pfk->sk);
2726 	return xfrm_policy_walk(net, &pfk->dump.u.policy, dump_sp, (void *) pfk);
2729 static void pfkey_dump_sp_done(struct pfkey_sock *pfk)
2731 	struct net *net = sock_net((struct sock *)pfk);
2733 	xfrm_policy_walk_done(&pfk->dump.u.policy, net);
2738 	struct pfkey_sock *pfk = pfkey_sk(sk);
2740 	mutex_lock(&pfk->dump_lock);
2741 	if (pfk->dump.dump != NULL) {
2742 		mutex_unlock(&pfk->dump_lock);
2746 	pfk->dump.msg_version = hdr->sadb_msg_version;
2747 	pfk->dump.msg_portid = hdr->sadb_msg_pid;
2748 	pfk->dump.dump = pfkey_dump_sp;
2749 	pfk->dump.done = pfkey_dump_sp_done;
2750 	xfrm_policy_walk_init(&pfk->dump.u.policy, XFRM_POLICY_TYPE_MAIN);
2751 	mutex_unlock(&pfk->dump_lock);
2753 	return pfkey_do_dump(pfk);
3713 	struct pfkey_sock *pfk = pfkey_sk(sk);
3740 	if (pfk->dump.dump != NULL &&
3742 		pfkey_do_dump(pfk);