bsd/netinet/in_rmx.c

108 	struct rtentry *rt = (struct rtentry *)treenodes;
109 	struct sockaddr_in *sin = (struct sockaddr_in *)(void *)rt_key(rt);
113 	RT_LOCK_ASSERT_HELD(rt);
119 		rt->rt_flags |= RTF_MULTICAST;
121 	if (!(rt->rt_flags & (RTF_HOST | RTF_CLONING | RTF_MULTICAST))) {
122 		rt->rt_flags |= RTF_PRCLONING;
141 	if (rt->rt_flags & RTF_HOST) {
142 		if (in_broadcast(sin->sin_addr, rt->rt_ifp)) {
143 			rt->rt_flags |= RTF_BROADCAST;
146 			RT_CONVERT_LOCK(rt);
147 			IFA_LOCK_SPIN(rt->rt_ifa);
148 			if (satosin(rt->rt_ifa->ifa_addr)->sin_addr.s_addr
150 				rt->rt_flags |= RTF_LOCAL;
151 			IFA_UNLOCK(rt->rt_ifa);
155 	if (!rt->rt_rmx.rmx_mtu && !(rt->rt_rmx.rmx_locks & RTV_MTU)
156 	    && rt->rt_ifp)
157 		rt->rt_rmx.rmx_mtu = rt->rt_ifp->if_mtu;
160 	if (ret == NULL && rt->rt_flags & RTF_HOST) {
167 		rt2 = rtalloc1_scoped_locked(rt_key(rt), 0,
168 		    RTF_CLONING | RTF_PRCLONING, sin_get_ifscope(rt_key(rt)));
202 	struct rtentry *rt = (struct rtentry *)rn;
204 	RT_LOCK_ASSERT_HELD(rt);
207 	if (rt->rt_refcnt == 0) {
208 		if (rt->rt_flags & RTPRF_OURS) {
210 			rt->rt_flags &= ~RTPRF_OURS;
211 			rt_setexpire(rt, 0);
212 		} else if ((rt->rt_flags & (RTF_LLINFO | RTF_HOST)) ==
213 		    (RTF_LLINFO | RTF_HOST) && rt->rt_llinfo != NULL &&
214 		    rt->rt_gateway != NULL &&
215 		    rt->rt_gateway->sa_family == AF_LINK) {
217 			arp_validate(rt);
297 	struct rtentry *rt = (struct rtentry *)rn;
300 	RT_LOCK_ASSERT_HELD(rt);
302 	if (!(rt->rt_flags & RTF_UP))
305 	if ((rt->rt_flags & (RTF_LLINFO | RTF_HOST)) != RTF_HOST)
308 	if ((rt->rt_flags & (RTF_WASCLONED | RTPRF_OURS)) != RTF_WASCLONED)
316 	if ((rt->rt_flags & RTF_DELCLONE) || rtq_reallyold == 0) {
326 		RT_UNLOCK(rt);
327 		if (rtrequest_locked(RTM_DELETE, (struct sockaddr *)rt_key(rt),
328 		    rt->rt_gateway, rt_mask(rt), rt->rt_flags, &rt) == 0) {
330 			RT_LOCK(rt);
331 			RT_REMREF_LOCKED(rt);
333 			RT_LOCK(rt);
339 		rt->rt_flags |= RTPRF_OURS;
340 		rt_setexpire(rt,
341 		    rt_expiry(rt, timenow, rtq_reallyold));
363 	struct rtentry *rt = (struct rtentry *)rn;
370 	RT_LOCK(rt);
371 	if (rt->rt_flags & RTPRF_OURS) {
374 		VERIFY(rt->rt_expire == 0 || rt->rt_rmx.rmx_expire != 0);
375 		VERIFY(rt->rt_expire != 0 || rt->rt_rmx.rmx_expire == 0);
376 		if (ap->draining || rt->rt_expire <= timenow) {
377 			if (rt->rt_refcnt > 0)
383 			 * can no longer refer to 'rt' upon returning
389 			RT_UNLOCK(rt);
390 			err = rtrequest_locked(RTM_DELETE, rt_key(rt),
391 			    rt->rt_gateway, rt_mask(rt), rt->rt_flags, 0);
399 			    (rt->rt_expire - timenow) >
400 			    rt_expiry(rt, 0, rtq_reallyold)) {
401 				rt_setexpire(rt, rt_expiry(rt,
405 					    rt->rt_expire);
406 			RT_UNLOCK(rt);
409 		RT_UNLOCK(rt);
539 	struct rtentry *rt = (struct rtentry *)rn;
542 	RT_LOCK(rt);
543 	if (rt->rt_ifa == ap->ifa &&
544 	    (ap->del || !(rt->rt_flags & RTF_STATIC))) {
556 		rt->rt_flags &= ~(RTF_CLONING | RTF_PRCLONING);
557 		RT_UNLOCK(rt);
558 		err = rtrequest_locked(RTM_DELETE, rt_key(rt),
559 		    rt->rt_gateway, rt_mask(rt), rt->rt_flags, 0);
564 		RT_UNLOCK(rt);