281 	struct sadb_msg *hdr;  in pfkey_do_dump()  local
292 		hdr = (struct sadb_msg *) pfk->dump.skb->data;  in pfkey_do_dump()
293 		hdr->sadb_msg_seq = 0;  in pfkey_do_dump()
294 		hdr->sadb_msg_errno = rc;  in pfkey_do_dump()
313 	struct sadb_msg *hdr;  in pfkey_error()  local
330 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in pfkey_error()
331 	pfkey_hdr_dup(hdr, orig);  in pfkey_error()
332 	hdr->sadb_msg_errno = (uint8_t) err;  in pfkey_error()
333 	hdr->sadb_msg_len = (sizeof(struct sadb_msg) /  in pfkey_error()
480 static int parse_exthdrs(struct sk_buff *skb, const struct sadb_msg *hdr, void **ext_hdrs)  in parse_exthdrs()  argument
482 	const char *p = (char *) hdr;  in parse_exthdrs()
485 	len -= sizeof(*hdr);  in parse_exthdrs()
486 	p += sizeof(*hdr);  in parse_exthdrs()
613 static struct  xfrm_state *pfkey_xfrm_state_lookup(struct net *net, const struct sadb_msg *hdr, voi…  in pfkey_xfrm_state_lookup()  argument
625 	proto = pfkey_satype2proto(hdr->sadb_msg_satype);  in pfkey_xfrm_state_lookup()
725 	struct sadb_msg *hdr;  in __pfkey_xfrm_state2msg()  local
791 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in __pfkey_xfrm_state2msg()
792 	memset(hdr, 0, size);	/* XXX do we need this ? */  in __pfkey_xfrm_state2msg()
793 	hdr->sadb_msg_len = size / sizeof(uint64_t);  in __pfkey_xfrm_state2msg()
1030 						const struct sadb_msg *hdr,  in pfkey_msg2xfrm_state()  argument
1047 	if (hdr->sadb_msg_satype == SADB_SATYPE_ESP &&  in pfkey_msg2xfrm_state()
1050 	if (hdr->sadb_msg_satype == SADB_SATYPE_AH &&  in pfkey_msg2xfrm_state()
1057 	proto = pfkey_satype2proto(hdr->sadb_msg_satype);  in pfkey_msg2xfrm_state()
1077 	    (hdr->sadb_msg_satype == SADB_X_SATYPE_IPCOMP &&  in pfkey_msg2xfrm_state()
1162 		if (hdr->sadb_msg_satype == SADB_X_SATYPE_IPCOMP) {  in pfkey_msg2xfrm_state()
1253 	x->km.seq = hdr->sadb_msg_seq;  in pfkey_msg2xfrm_state()
1262 static int pfkey_reserved(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * …  in pfkey_reserved()  argument
1267 static int pfkey_getspi(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * co…  in pfkey_getspi()  argument
1288 	proto = pfkey_satype2proto(hdr->sadb_msg_satype);  in pfkey_getspi()
1319 	if (hdr->sadb_msg_seq) {  in pfkey_getspi()
1320 		x = xfrm_find_acq_byseq(net, DUMMY_MARK, hdr->sadb_msg_seq);  in pfkey_getspi()
1357 	out_hdr->sadb_msg_version = hdr->sadb_msg_version;  in pfkey_getspi()
1362 	out_hdr->sadb_msg_seq = hdr->sadb_msg_seq;  in pfkey_getspi()
1363 	out_hdr->sadb_msg_pid = hdr->sadb_msg_pid;  in pfkey_getspi()
1372 static int pfkey_acquire(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * c…  in pfkey_acquire()  argument
1377 	if (hdr->sadb_msg_len != sizeof(struct sadb_msg)/8)  in pfkey_acquire()
1380 	if (hdr->sadb_msg_seq == 0 || hdr->sadb_msg_errno == 0)  in pfkey_acquire()
1383 	x = xfrm_find_acq_byseq(net, DUMMY_MARK, hdr->sadb_msg_seq);  in pfkey_acquire()
1438 	struct sadb_msg *hdr;  in key_notify_sa()  local
1445 	hdr = (struct sadb_msg *) skb->data;  in key_notify_sa()
1446 	hdr->sadb_msg_version = PF_KEY_V2;  in key_notify_sa()
1447 	hdr->sadb_msg_type = event2keytype(c->event);  in key_notify_sa()
1448 	hdr->sadb_msg_satype = pfkey_proto2satype(x->id.proto);  in key_notify_sa()
1449 	hdr->sadb_msg_errno = 0;  in key_notify_sa()
1450 	hdr->sadb_msg_reserved = 0;  in key_notify_sa()
1451 	hdr->sadb_msg_seq = c->seq;  in key_notify_sa()
1452 	hdr->sadb_msg_pid = c->portid;  in key_notify_sa()
1459 static int pfkey_add(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * const…  in pfkey_add()  argument
1466 	x = pfkey_msg2xfrm_state(net, hdr, ext_hdrs);  in pfkey_add()
1471 	if (hdr->sadb_msg_type == SADB_ADD)  in pfkey_add()
1484 	if (hdr->sadb_msg_type == SADB_ADD)  in pfkey_add()
1488 	c.seq = hdr->sadb_msg_seq;  in pfkey_add()
1489 	c.portid = hdr->sadb_msg_pid;  in pfkey_add()
1496 static int pfkey_delete(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * co…  in pfkey_delete()  argument
1508 	x = pfkey_xfrm_state_lookup(net, hdr, ext_hdrs);  in pfkey_delete()
1525 	c.seq = hdr->sadb_msg_seq;  in pfkey_delete()
1526 	c.portid = hdr->sadb_msg_pid;  in pfkey_delete()
1536 static int pfkey_get(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * const…  in pfkey_get()  argument
1549 	x = pfkey_xfrm_state_lookup(net, hdr, ext_hdrs);  in pfkey_get()
1560 	out_hdr->sadb_msg_version = hdr->sadb_msg_version;  in pfkey_get()
1565 	out_hdr->sadb_msg_seq = hdr->sadb_msg_seq;  in pfkey_get()
1566 	out_hdr->sadb_msg_pid = hdr->sadb_msg_pid;  in pfkey_get()
1576 	struct sadb_msg *hdr;  in compose_sadb_supported()  local
1597 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(*hdr));  in compose_sadb_supported()
1598 	pfkey_hdr_dup(hdr, orig);  in compose_sadb_supported()
1599 	hdr->sadb_msg_errno = 0;  in compose_sadb_supported()
1600 	hdr->sadb_msg_len = len / sizeof(uint64_t);  in compose_sadb_supported()
1648 static int pfkey_register(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * …  in pfkey_register()  argument
1653 	if (hdr->sadb_msg_satype > SADB_SATYPE_MAX)  in pfkey_register()
1656 	if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC) {  in pfkey_register()
1657 		if (pfk->registered&(1<<hdr->sadb_msg_satype))  in pfkey_register()
1659 		pfk->registered |= (1<<hdr->sadb_msg_satype);  in pfkey_register()
1664 	supp_skb = compose_sadb_supported(hdr, GFP_KERNEL);  in pfkey_register()
1666 		if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC)  in pfkey_register()
1667 			pfk->registered &= ~(1<<hdr->sadb_msg_satype);  in pfkey_register()
1680 	struct sadb_msg *hdr;  in unicast_flush_resp()  local
1686 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in unicast_flush_resp()
1687 	memcpy(hdr, ihdr, sizeof(struct sadb_msg));  in unicast_flush_resp()
1688 	hdr->sadb_msg_errno = (uint8_t) 0;  in unicast_flush_resp()
1689 	hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));  in unicast_flush_resp()
1697 	struct sadb_msg *hdr;  in key_notify_sa_flush()  local
1702 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in key_notify_sa_flush()
1703 	hdr->sadb_msg_satype = pfkey_proto2satype(c->data.proto);  in key_notify_sa_flush()
1704 	hdr->sadb_msg_type = SADB_FLUSH;  in key_notify_sa_flush()
1705 	hdr->sadb_msg_seq = c->seq;  in key_notify_sa_flush()
1706 	hdr->sadb_msg_pid = c->portid;  in key_notify_sa_flush()
1707 	hdr->sadb_msg_version = PF_KEY_V2;  in key_notify_sa_flush()
1708 	hdr->sadb_msg_errno = (uint8_t) 0;  in key_notify_sa_flush()
1709 	hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));  in key_notify_sa_flush()
1710 	hdr->sadb_msg_reserved = 0;  in key_notify_sa_flush()
1717 static int pfkey_flush(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * con…  in pfkey_flush()  argument
1724 	proto = pfkey_satype2proto(hdr->sadb_msg_satype);  in pfkey_flush()
1729 	err2 = unicast_flush_resp(sk, hdr);  in pfkey_flush()
1737 	c.seq = hdr->sadb_msg_seq;  in pfkey_flush()
1738 	c.portid = hdr->sadb_msg_pid;  in pfkey_flush()
1789 static int pfkey_dump(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * cons…  in pfkey_dump()  argument
1798 	proto = pfkey_satype2proto(hdr->sadb_msg_satype);  in pfkey_dump()
1818 	pfk->dump.msg_version = hdr->sadb_msg_version;  in pfkey_dump()
1819 	pfk->dump.msg_portid = hdr->sadb_msg_pid;  in pfkey_dump()
1827 static int pfkey_promisc(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * c…  in pfkey_promisc()  argument
1830 	int satype = hdr->sadb_msg_satype;  in pfkey_promisc()
1833 	if (hdr->sadb_msg_len == (sizeof(*hdr) / sizeof(uint64_t))) {  in pfkey_promisc()
2006 	struct sadb_msg *hdr;  in pfkey_xfrm_policy2msg()  local
2020 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in pfkey_xfrm_policy2msg()
2021 	memset(hdr, 0, size);	/* XXX do we need this ? */  in pfkey_xfrm_policy2msg()
2153 	hdr->sadb_msg_len = size / sizeof(uint64_t);  in pfkey_xfrm_policy2msg()
2154 	hdr->sadb_msg_reserved = atomic_read(&xp->refcnt);  in pfkey_xfrm_policy2msg()
2188 static int pfkey_spdadd(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * co…  in pfkey_spdadd()  argument
2278 				 hdr->sadb_msg_type != SADB_X_SPDUPDATE);  in pfkey_spdadd()
2285 	if (hdr->sadb_msg_type == SADB_X_SPDUPDATE)  in pfkey_spdadd()
2290 	c.seq = hdr->sadb_msg_seq;  in pfkey_spdadd()
2291 	c.portid = hdr->sadb_msg_pid;  in pfkey_spdadd()
2303 static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void *…  in pfkey_spddelete()  argument
2367 	c.seq = hdr->sadb_msg_seq;  in pfkey_spddelete()
2368 	c.portid = hdr->sadb_msg_pid;  in pfkey_spddelete()
2380 static int key_pol_get_resp(struct sock *sk, struct xfrm_policy *xp, const struct sadb_msg *hdr, in…  in key_pol_get_resp()  argument
2397 	out_hdr->sadb_msg_version = hdr->sadb_msg_version;  in key_pol_get_resp()
2398 	out_hdr->sadb_msg_type = hdr->sadb_msg_type;  in key_pol_get_resp()
2401 	out_hdr->sadb_msg_seq = hdr->sadb_msg_seq;  in key_pol_get_resp()
2402 	out_hdr->sadb_msg_pid = hdr->sadb_msg_pid;  in key_pol_get_resp()
2488 			 const struct sadb_msg *hdr, void * const *ext_hdrs)  in pfkey_migrate()  argument
2580 			 const struct sadb_msg *hdr, void * const *ext_hdrs)  in pfkey_migrate()  argument
2587 static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * co…  in pfkey_spdget()  argument
2603 	delete = (hdr->sadb_msg_type == SADB_X_SPDDELETE2);  in pfkey_spdget()
2614 		c.seq = hdr->sadb_msg_seq;  in pfkey_spdget()
2615 		c.portid = hdr->sadb_msg_pid;  in pfkey_spdget()
2620 		err = key_pol_get_resp(sk, xp, hdr, dir);  in pfkey_spdget()
2677 static int pfkey_spddump(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * c…  in pfkey_spddump()  argument
2684 	pfk->dump.msg_version = hdr->sadb_msg_version;  in pfkey_spddump()
2685 	pfk->dump.msg_portid = hdr->sadb_msg_pid;  in pfkey_spddump()
2696 	struct sadb_msg *hdr;  in key_notify_policy_flush()  local
2701 	hdr = (struct sadb_msg *) skb_put(skb_out, sizeof(struct sadb_msg));  in key_notify_policy_flush()
2702 	hdr->sadb_msg_type = SADB_X_SPDFLUSH;  in key_notify_policy_flush()
2703 	hdr->sadb_msg_seq = c->seq;  in key_notify_policy_flush()
2704 	hdr->sadb_msg_pid = c->portid;  in key_notify_policy_flush()
2705 	hdr->sadb_msg_version = PF_KEY_V2;  in key_notify_policy_flush()
2706 	hdr->sadb_msg_errno = (uint8_t) 0;  in key_notify_policy_flush()
2707 	hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC;  in key_notify_policy_flush()
2708 	hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));  in key_notify_policy_flush()
2709 	hdr->sadb_msg_reserved = 0;  in key_notify_policy_flush()
2715 static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr, void * …  in pfkey_spdflush()  argument
2722 	err2 = unicast_flush_resp(sk, hdr);  in pfkey_spdflush()
2731 	c.portid = hdr->sadb_msg_pid;  in pfkey_spdflush()
2732 	c.seq = hdr->sadb_msg_seq;  in pfkey_spdflush()
2740 			     const struct sadb_msg *hdr, void * const *ext_hdrs);
2767 static int pfkey_process(struct sock *sk, struct sk_buff *skb, const struct sadb_msg *hdr)  in pfkey_process()  argument
2776 	err = parse_exthdrs(skb, hdr, ext_hdrs);  in pfkey_process()
2779 		if (pfkey_funcs[hdr->sadb_msg_type])  in pfkey_process()
2780 			err = pfkey_funcs[hdr->sadb_msg_type](sk, skb, hdr, ext_hdrs);  in pfkey_process()
2787 	struct sadb_msg *hdr = NULL;  in pfkey_get_base_msg()  local
2789 	if (skb->len < sizeof(*hdr)) {  in pfkey_get_base_msg()
2792 		hdr = (struct sadb_msg *) skb->data;  in pfkey_get_base_msg()
2793 		if (hdr->sadb_msg_version != PF_KEY_V2 ||  in pfkey_get_base_msg()
2794 		    hdr->sadb_msg_reserved != 0 ||  in pfkey_get_base_msg()
2795 		    (hdr->sadb_msg_type <= SADB_RESERVED ||  in pfkey_get_base_msg()
2796 		     hdr->sadb_msg_type > SADB_MAX)) {  in pfkey_get_base_msg()
2797 			hdr = NULL;  in pfkey_get_base_msg()
2799 		} else if (hdr->sadb_msg_len != (skb->len /  in pfkey_get_base_msg()
2801 			   hdr->sadb_msg_len < (sizeof(struct sadb_msg) /  in pfkey_get_base_msg()
2803 			hdr = NULL;  in pfkey_get_base_msg()
2809 	return hdr;  in pfkey_get_base_msg()
3081 	struct sadb_msg *hdr;  in pfkey_send_acquire()  local
3113 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in pfkey_send_acquire()
3114 	hdr->sadb_msg_version = PF_KEY_V2;  in pfkey_send_acquire()
3115 	hdr->sadb_msg_type = SADB_ACQUIRE;  in pfkey_send_acquire()
3116 	hdr->sadb_msg_satype = pfkey_proto2satype(x->id.proto);  in pfkey_send_acquire()
3117 	hdr->sadb_msg_len = size / sizeof(uint64_t);  in pfkey_send_acquire()
3118 	hdr->sadb_msg_errno = 0;  in pfkey_send_acquire()
3119 	hdr->sadb_msg_reserved = 0;  in pfkey_send_acquire()
3120 	hdr->sadb_msg_seq = x->km.seq = get_acqseq();  in pfkey_send_acquire()
3121 	hdr->sadb_msg_pid = 0;  in pfkey_send_acquire()
3278 	struct sadb_msg *hdr;  in pfkey_send_new_mapping()  local
3315 	hdr = (struct sadb_msg *) skb_put(skb, sizeof(struct sadb_msg));  in pfkey_send_new_mapping()
3316 	hdr->sadb_msg_version = PF_KEY_V2;  in pfkey_send_new_mapping()
3317 	hdr->sadb_msg_type = SADB_X_NAT_T_NEW_MAPPING;  in pfkey_send_new_mapping()
3318 	hdr->sadb_msg_satype = satype;  in pfkey_send_new_mapping()
3319 	hdr->sadb_msg_len = size / sizeof(uint64_t);  in pfkey_send_new_mapping()
3320 	hdr->sadb_msg_errno = 0;  in pfkey_send_new_mapping()
3321 	hdr->sadb_msg_reserved = 0;  in pfkey_send_new_mapping()
3322 	hdr->sadb_msg_seq = x->km.seq = get_acqseq();  in pfkey_send_new_mapping()
3323 	hdr->sadb_msg_pid = 0;  in pfkey_send_new_mapping()
3482 	struct sadb_msg *hdr;  in pfkey_send_migrate()  local
3524 	hdr = (struct sadb_msg *)skb_put(skb, sizeof(struct sadb_msg));  in pfkey_send_migrate()
3525 	hdr->sadb_msg_version = PF_KEY_V2;  in pfkey_send_migrate()
3526 	hdr->sadb_msg_type = SADB_X_MIGRATE;  in pfkey_send_migrate()
3527 	hdr->sadb_msg_satype = pfkey_proto2satype(m->proto);  in pfkey_send_migrate()
3528 	hdr->sadb_msg_len = size / 8;  in pfkey_send_migrate()
3529 	hdr->sadb_msg_errno = 0;  in pfkey_send_migrate()
3530 	hdr->sadb_msg_reserved = 0;  in pfkey_send_migrate()
3531 	hdr->sadb_msg_seq = 0;  in pfkey_send_migrate()
3532 	hdr->sadb_msg_pid = 0;  in pfkey_send_migrate()
3595 	struct sadb_msg *hdr = NULL;  in pfkey_sendmsg()  local
3616 	hdr = pfkey_get_base_msg(skb, &err);  in pfkey_sendmsg()
3617 	if (!hdr)  in pfkey_sendmsg()
3621 	err = pfkey_process(sk, skb, hdr);  in pfkey_sendmsg()
3625 	if (err && hdr && pfkey_error(hdr, err, sk) == 0)  in pfkey_sendmsg()