bsd/net/route.c

794 rn_match_ifscope(struct radix_node *rn, void *arg)
796 	struct rtentry *rt = (struct rtentry *)rn;
1676 	struct radix_node *rn;
1752 		if ((rn = rnh->rnh_deladdr(dst, netmask, rnh)) == NULL)
1754 		if (rn->rn_flags & (RNF_ACTIVE | RNF_ROOT)) {
1758 		rt = (struct rtentry *)rn;
2035 		rn = rnh->rnh_addaddr((caddr_t)ndst, (caddr_t)netmask,
2037 		if (rn == 0) {
2062 				rn = rnh->rnh_addaddr((caddr_t)ndst,
2074 		if (rn == NULL) {
2219 rt_fixdelete(struct radix_node *rn, void *vp)
2221 	struct rtentry *rt = (struct rtentry *)rn;
2256 rt_fixchange(struct radix_node *rn, void *vp)
2258 	struct rtentry *rt = (struct rtentry *)rn;
2690 	struct radix_node *rn;
2715 	rn = rnh->rnh_lookup_args(dst, netmask, rnh, f, w);
2716 	if (rn != NULL && (rn->rn_flags & RNF_ROOT))
2717 		rn = NULL;
2719 	return (rn);
2764 	struct radix_node *rn0, *rn;
2793 		rn = rnh->rnh_matchaddr(dst, rnh);
2800 		if (rn != NULL && (rn->rn_flags & RNF_ROOT))
2801 			rn = NULL;
2802 		if (rn != NULL) {
2803 			RT_LOCK_SPIN(RT(rn));
2804 			if (!(RT(rn)->rt_flags & RTF_CONDEMNED)) {
2805 				RT_ADDREF_LOCKED(RT(rn));
2806 				RT_UNLOCK(RT(rn));
2808 				RT_UNLOCK(RT(rn));
2809 				rn = NULL;
2812 		return (RT(rn));
2829 	rn0 = rn = node_lookup(dst, netmask, IFSCOPE_NONE);
2853 	if (rn != NULL) {
2854 		struct rtentry *rt = RT(rn);
2864 				rn = NULL;
2877 				rn = NULL;
2887 	if (rn == NULL)
2888 		rn = node_lookup(dst, netmask, ifscope);
2902 	if (rn == NULL || coarse || (rn0 != NULL &&
2903 	    ((SA_DEFAULT(rt_key(RT(rn))) && !SA_DEFAULT(rt_key(RT(rn0)))) ||
2904 	    (!RT_HOST(rn) && RT_HOST(rn0)))))
2905 		rn = rn0;
2911 	if (rn == NULL && (rn = node_lookup_default(af)) != NULL &&
2912 	    RT(rn)->rt_ifp->if_index != ifscope)
2913 		rn = NULL;
2915 	if (rn != NULL) {
2923 		RT_LOCK_SPIN(RT(rn));
2924 		if (rt_validate(RT(rn))) {
2925 			RT_ADDREF_LOCKED(RT(rn));
2926 			RT_UNLOCK(RT(rn));
2928 			RT_UNLOCK(RT(rn));
2929 			rn = NULL;
2933 	return (RT(rn));