bsd/net/route.c

145  * rt_key, rt_gateway, rt_ifp, rt_ifa
154  *	  entry will prevent its rt_key, rt_gateway, rt_ifp and rt_ifa
1246 	 * comparison against rt_gateway below.
1280 	     (!equal(src, rt->rt_gateway) || !equal(rt->rt_ifa->ifa_addr,
1792 		 * and will use its rt_gateway, rt_rmx as part of the cloning
1794 		 * parent's rt_ifa and rt_gateway will not change, and its
1805 		gateway = rt->rt_gateway;
1936 				 * rt_gateway of rt2 will not change.
1939 				    rt2->rt_gateway, rt_mask(rt2),
2212  * for rt_key and rt_gateway in the event the gateway portion changes.
2214  * of rt_gateway; this rounding-up would help ensure that the gateway
2223  * rt_key and rt_gateway are allocated out of the same memory chunk.
2286 			 * Safe to drop rt_lock and use rt_key, rt_gateway,
2292 			    rt->rt_gateway, rt_mask(rt), rt->rt_flags, NULL);
2349 		 * we're holding rnh_lock now, so rt_gateway and rt_ifp of gwrt
2394 		    gwrt != NULL && gwrt->rt_gateway->sa_family == AF_LINK &&
2397 			kdp_set_gateway_mac(SDL((void *)gwrt->rt_gateway)->
2407 	 * Prepare to store the gateway in rt_gateway.  Both dst and gateway
2409 	 * have room, reuse the old buffer since rt_gateway already points
2411 	 * the 'dst' address and point rt_gateway to the right place.
2413 	if (rt->rt_gateway == NULL || glen > SA_SIZE(rt->rt_gateway->sa_len)) {
2429 		 * which case rt_key(rt) is NULL (and so does rt_gateway).
2435 		rt->rt_gateway = (struct sockaddr *)(new + dlen);
2441 	Bcopy(gate, rt->rt_gateway, gate->sa_len);
2444 	 * For consistency between rt_gateway and rt_key(gwrt).
2448 		if (rt->rt_gateway->sa_family == AF_INET &&
2450 			sin_set_ifscope(rt->rt_gateway,
2452 		} else if (rt->rt_gateway->sa_family == AF_INET6 &&
2454 			sin6_set_ifscope(rt->rt_gateway,
3388 			bcopy(rt->rt_gateway, gw, MIN(sizeof (ss),
3389 			    rt->rt_gateway->sa_len));
3405 			bcopy(rt->rt_gateway, gw, MIN(sizeof (ss),
3406 			    rt->rt_gateway->sa_len));
3420 			    gwrt == rt || !equal(gw, rt->rt_gateway)) {
3533 	    rt->rt_ifp == gwrt->rt_ifp && rt->rt_gateway->sa_family ==
3538 		if (rt->rt_gateway->sa_family == AF_INET ||
3539 		    rt->rt_gateway->sa_family == AF_INET6) {
3542 			 * We need to compare rt_key and rt_gateway; create
3546 			(void) sa_copy(rt->rt_gateway, &gw_ss, NULL);
3550 			isequal = equal(rt_key(gwrt), rt->rt_gateway);