bsd/netinet6/in6_rmx.c

156 	struct rtentry *rt = (struct rtentry *)treenodes;
157 	struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)(void *)rt_key(rt);
161 	RT_LOCK_ASSERT_HELD(rt);
171 	if ((rt->rt_flags & RTF_DYNAMIC) != 0 &&
179 		rt->rt_flags |= RTF_MULTICAST;
181 	if (!(rt->rt_flags & (RTF_HOST | RTF_CLONING | RTF_MULTICAST))) {
182 		rt->rt_flags |= RTF_PRCLONING;
199 	if (rt->rt_flags & RTF_HOST) {
200 		IFA_LOCK_SPIN(rt->rt_ifa);
201 		if (IN6_ARE_ADDR_EQUAL(&satosin6(rt->rt_ifa->ifa_addr)
204 			rt->rt_flags |= RTF_LOCAL;
206 		IFA_UNLOCK(rt->rt_ifa);
209 	if (!rt->rt_rmx.rmx_mtu && !(rt->rt_rmx.rmx_locks & RTV_MTU)
210 	    && rt->rt_ifp)
211 		rt->rt_rmx.rmx_mtu = rt->rt_ifp->if_mtu;
214 	if (ret == NULL && (rt->rt_flags & RTF_HOST)) {
222 		    RTF_CLONING | RTF_PRCLONING, sin6_get_ifscope(rt_key(rt)));
246 	} else if (ret == NULL && (rt->rt_flags & RTF_CLONING)) {
261 		    RTF_CLONING | RTF_PRCLONING, sin6_get_ifscope(rt_key(rt)));
268 			 && rt2->rt_ifp == rt->rt_ifp) {
276 	if (ret != NULL && (rt->rt_flags & RTF_DYNAMIC) != 0)
291 		struct rtentry *rt = (struct rtentry *)rn;
292 		RT_LOCK_SPIN(rt);
293 		if ((rt->rt_flags & RTF_DYNAMIC) != 0)
295 		RT_UNLOCK(rt);
307 	struct rtentry *rt = (struct rtentry *)rn;
309 	RT_LOCK_ASSERT_HELD(rt);
312 	if (rt->rt_refcnt == 0 && (rt->rt_flags & RTPRF_OURS)) {
313 		rt->rt_flags &= ~RTPRF_OURS;
314 		rt_setexpire(rt, 0);
372 	struct rtentry *rt = (struct rtentry *)rn;
375 	RT_LOCK_ASSERT_HELD(rt);
377 	if (!(rt->rt_flags & RTF_UP))
380 	if ((rt->rt_flags & (RTF_LLINFO | RTF_HOST)) != RTF_HOST)
383 	if (rt->rt_flags & RTPRF_OURS)
386 	if (!(rt->rt_flags & (RTF_WASCLONED | RTF_DYNAMIC)))
394 	if ((rt->rt_flags & RTF_DELCLONE) || rtq_reallyold == 0) {
404 		RT_UNLOCK(rt);
405 		if (rtrequest_locked(RTM_DELETE, rt_key(rt),
406 		    rt->rt_gateway, rt_mask(rt), rt->rt_flags, &rt) == 0) {
408 			RT_LOCK(rt);
409 			RT_REMREF_LOCKED(rt);
411 			RT_LOCK(rt);
417 		rt->rt_flags |= RTPRF_OURS;
418 		rt_setexpire(rt,
419 		    rt_expiry(rt, timenow, rtq_reallyold));
444 	struct rtentry *rt = (struct rtentry *)rn;
451 	RT_LOCK(rt);
452 	if (rt->rt_flags & RTPRF_OURS) {
454 		VERIFY(rt->rt_expire == 0 || rt->rt_rmx.rmx_expire != 0);
455 		VERIFY(rt->rt_expire != 0 || rt->rt_rmx.rmx_expire == 0);
456 		if (ap->draining || rt->rt_expire <= timenow ||
457 		    ((rt->rt_flags & RTF_DYNAMIC) != 0 &&
460 			if (rt->rt_refcnt > 0)
466 			 * can no longer refer to 'rt' upon returning
472 			RT_UNLOCK(rt);
473 			err = rtrequest_locked(RTM_DELETE, rt_key(rt),
474 			    rt->rt_gateway, rt_mask(rt), rt->rt_flags, 0);
482 			    (rt->rt_expire - timenow) >
483 			    rt_expiry(rt, 0, rtq_reallyold)) {
484 				rt_setexpire(rt, rt_expiry(rt,
488 					    rt->rt_expire);
489 			RT_UNLOCK(rt);
492 		RT_UNLOCK(rt);
563 	struct rtentry *rt = (struct rtentry *)rn;
570 	if (!rt)
571 		panic("rt == NULL in in6_mtuexpire");
573 	RT_LOCK(rt);
574 	VERIFY(rt->rt_expire == 0 || rt->rt_rmx.rmx_expire != 0);
575 	VERIFY(rt->rt_expire != 0 || rt->rt_rmx.rmx_expire == 0);
576 	if (rt->rt_expire && !(rt->rt_flags & RTF_PROBEMTU)) {
577 		if (rt->rt_expire <= timenow) {
578 			rt->rt_flags |= RTF_PROBEMTU;
581 					rt->rt_expire);
584 	RT_UNLOCK(rt);