bsd/net/pf.c

5463 	struct pf_state_key *gsk;
5512 		gsk = pf_alloc_state_key(gs, NULL);
5513 		if (!gsk) {
5519 		memcpy(&gsk->lan, &sk->lan, sizeof (gsk->lan));
5520 		memcpy(&gsk->gwy, &sk->gwy, sizeof (gsk->gwy));
5521 		memcpy(&gsk->ext, &sk->ext, sizeof (gsk->ext));
5522 		gsk->af = sk->af;
5523 		gsk->proto = IPPROTO_GRE;
5524 		gsk->proto_variant = PF_GRE_PPTP_VARIANT;
5525 		gsk->app_state = gas;
5526 		gsk->lan.xport.call_id = 0;
5527 		gsk->gwy.xport.call_id = 0;
5528 		gsk->ext.xport.call_id = 0;
5529 		gsk->flowhash = pf_calc_state_key_flowhash(gsk);
5537 		gsk = gs->state_key;
5542 		pns_call_id = &gsk->ext.xport.call_id;
5544 		pac_call_id = &gsk->lan.xport.call_id;
5549 		pns_call_id = &gsk->lan.xport.call_id;
5551 		pac_call_id = &gsk->ext.xport.call_id;
5570 		if (s->nat_rule.ptr && pns_call_id == &gsk->lan.xport.call_id)
5578 			    (pac_call_id == &gsk->lan.xport.call_id) ?
5590 		if (s->nat_rule.ptr && pns_call_id == &gsk->lan.xport.call_id)
5599 			    (pac_call_id == &gsk->lan.xport.call_id) ?
5605 		if (s->nat_rule.ptr && pns_call_id == &gsk->lan.xport.call_id)
5625 		if (s->nat_rule.ptr && pns_call_id == &gsk->lan.xport.call_id)
5630 		if (s->nat_rule.ptr && pac_call_id == &gsk->lan.xport.call_id)
5639 	if (!gsk->gwy.xport.call_id && gsk->lan.xport.call_id) {
5640 		gsk->gwy.xport.call_id = gsk->lan.xport.call_id;
5646 			key.af = gsk->af;
5649 			PF_ACPY(&key.gwy.addr, &gsk->gwy.addr, key.af);
5650 			PF_ACPY(&key.ext.addr, &gsk->ext.addr, key.af);
5651 			key.gwy.xport.call_id = gsk->gwy.xport.call_id;
5652 			key.ext.xport.call_id = gsk->ext.xport.call_id;
5674 			gsk->gwy.xport.call_id = call_id;
5680 	if (spoof_call_id && gsk->lan.xport.call_id != gsk->gwy.xport.call_id) {
5681 		if (*spoof_call_id == gsk->gwy.xport.call_id) {
5682 			*spoof_call_id = gsk->lan.xport.call_id;
5684 			    gsk->gwy.xport.call_id, gsk->lan.xport.call_id, 0);
5686 			*spoof_call_id = gsk->gwy.xport.call_id;
5688 			    gsk->lan.xport.call_id, gsk->gwy.xport.call_id, 0);
5705 		gsk->lan.xport.call_id = 0;
5706 		gsk->gwy.xport.call_id = 0;
5707 		gsk->ext.xport.call_id = 0;