bsd/netinet6/nd6_nbr.c

177 	struct llinfo_nd6 *ln = rt->rt_llinfo;
180 	    (ln->ln_expire != 0 || (ifp->if_eflags & IFEF_IPV6_ND6ALT) != 0) &&
190 		if ((lr = ln->ln_llreach) != NULL) {
217 			lr = ln->ln_llreach = ifnet_llreach_alloc(ifp,
237 nd6_llreach_use(struct llinfo_nd6 *ln)
239 	if (ln->ln_llreach != NULL)
240 		ln->ln_lastused = net_uptime();
545  * Caller must bump up ln->ln_rt refcnt to make sure 'ln' doesn't go
553 	struct llinfo_nd6 *ln,	/* for source address determination */
653 		 * - saddr6 is given from the caller (by giving "ln"), and
661 		if (ln != NULL) {
662 			RT_LOCK(ln->ln_rt);
667 			if (ln->ln_hold != NULL) {
668 				hip6 = mtod(ln->ln_hold, struct ip6_hdr *);
670 				if (sizeof (*hip6) < ln->ln_hold->m_len)
676 			if (ln->ln_llreach != NULL) {
677 				IFLR_LOCK_SPIN(ln->ln_llreach);
678 				ln->ln_llreach->lr_probes++;
679 				IFLR_UNLOCK(ln->ln_llreach);
681 			rtflags = ln->ln_rt->rt_flags;
682 			RT_UNLOCK(ln->ln_rt);
856 	struct llinfo_nd6 *ln;
1016 	if ((ln = rt->rt_llinfo) == NULL ||
1024 	if (ln->ln_state == ND6_LLINFO_INCOMPLETE) {
1041 			ln->ln_state = ND6_LLINFO_REACHABLE;
1042 			ln->ln_byhint = 0;
1043 			if (ln->ln_expire) {
1050 				ln->ln_expire = rt_expiry(rt, timenow.tv_sec,
1056 			ln->ln_state = ND6_LLINFO_STALE;
1057 			ln->ln_expire = rt_expiry(rt, timenow.tv_sec,
1060 		if ((ln->ln_router = is_router) != 0) {
1114 			if (ln->ln_state == ND6_LLINFO_REACHABLE) {
1115 				ln->ln_state = ND6_LLINFO_STALE;
1116 				ln->ln_expire = rt_expiry(rt, timenow.tv_sec,
1139 				ln->ln_state = ND6_LLINFO_REACHABLE;
1140 				ln->ln_byhint = 0;
1141 				if (ln->ln_expire) {
1148 					ln->ln_expire =
1156 					ln->ln_state = ND6_LLINFO_STALE;
1157 					ln->ln_expire = rt_expiry(rt,
1163 		if (ln->ln_router && !is_router) {
1198 		ln->ln_router = is_router;
1207 	ln->ln_asked = 0;
1208 	if (ln->ln_hold != NULL) {
1218 		for (m_hold = ln->ln_hold;
1230 		ln->ln_hold = NULL;
2258 	struct llinfo_nd6 *ln;
2274 		ln = rt->rt_llinfo;
2275 		ln->ln_state = ND6_LLINFO_REACHABLE;
2276 		ln->ln_expire = 0;
2278 		lr = ln->ln_llreach;