bsd/net/route.c

713 rn_match_ifscope(struct radix_node *rn, void *arg)
715 	struct rtentry *rt = (struct rtentry *)rn;
1603 	struct radix_node *rn;
1679 		if ((rn = rnh->rnh_deladdr(dst, netmask, rnh)) == NULL)
1681 		if (rn->rn_flags & (RNF_ACTIVE | RNF_ROOT))
1683 		rt = (struct rtentry *)rn;
1915 		rn = rnh->rnh_addaddr((caddr_t)ndst, (caddr_t)netmask,
1917 		if (rn == 0) {
1942 				rn = rnh->rnh_addaddr((caddr_t)ndst,
1955 		if (rn == NULL) {
2099 rt_fixdelete(struct radix_node *rn, void *vp)
2101 	struct rtentry *rt = (struct rtentry *)rn;
2136 rt_fixchange(struct radix_node *rn, void *vp)
2138 	struct rtentry *rt = (struct rtentry *)rn;
2564 	struct radix_node *rn;
2589 	rn = rnh->rnh_lookup_args(dst, netmask, rnh, f, w);
2590 	if (rn != NULL && (rn->rn_flags & RNF_ROOT))
2591 		rn = NULL;
2593 	return (rn);
2638 	struct radix_node *rn0, *rn;
2658 		rn = rnh->rnh_matchaddr(dst, rnh);
2665 		if (rn != NULL && (rn->rn_flags & RNF_ROOT))
2666 			rn = NULL;
2667 		if (rn != NULL) {
2668 			RT_LOCK_SPIN(RT(rn));
2669 			if (!(RT(rn)->rt_flags & RTF_CONDEMNED)) {
2670 				RT_ADDREF_LOCKED(RT(rn));
2671 				RT_UNLOCK(RT(rn));
2673 				RT_UNLOCK(RT(rn));
2674 				rn = NULL;
2677 		return (RT(rn));
2694 	rn0 = rn = node_lookup(dst, netmask, IFSCOPE_NONE);
2718 	if (rn != NULL) {
2719 		struct rtentry *rt = RT(rn);
2729 				rn = NULL;
2742 				rn = NULL;
2752 	if (rn == NULL)
2753 		rn = node_lookup(dst, netmask, ifscope);
2766 	if (rn == NULL || (rn0 != NULL &&
2767 	    ((SA_DEFAULT(rt_key(RT(rn))) && !SA_DEFAULT(rt_key(RT(rn0)))) ||
2768 	    (!RT_HOST(rn) && RT_HOST(rn0)))))
2769 		rn = rn0;
2775 	if (rn == NULL && (rn = node_lookup_default(af)) != NULL &&
2776 	    RT(rn)->rt_ifp->if_index != ifscope)
2777 		rn = NULL;
2779 	if (rn != NULL) {
2787 		RT_LOCK_SPIN(RT(rn));
2788 		if (rt_validate(RT(rn))) {
2789 			RT_ADDREF_LOCKED(RT(rn));
2790 			RT_UNLOCK(RT(rn));
2792 			RT_UNLOCK(RT(rn));
2793 			rn = NULL;
2797 	return (RT(rn));