57 	struct interface *ifp;		/* usually output interface */  member
103     struct interface *ifp,  in output()  argument
120 	if (ifp == NULL && type == OUT_MULTICAST) {  in output()
155 	    ifp != NULL && ifp->int_phys != NULL) ?  in output()
156 	    ifp->int_phys->phyi_index : 0;  in output()
158 	if (rip_sock_interface != ifp) {  in output()
164 		if (ifp != NULL) {  in output()
165 			addr.s_addr = (ifp->int_if_flags & IFF_POINTOPOINT) ?  in output()
166 			    ifp->int_dstaddr : ifp->int_addr;  in output()
174 		rip_sock_interface = ifp;  in output()
177 	trace_rip(msg, "to", &sin, ifp, buf, size);  in output()
180 	if (res < 0 && (ifp == NULL || !(ifp->int_state & IS_BROKE))) {  in output()
182 		    ifp != NULL ? ifp->int_name : "",  in output()
183 		    ifp != NULL ? ", " : "",  in output()
249 find_auth(struct interface *ifp)  in find_auth()  argument
255 	if (ifp == NULL)  in find_auth()
258 	if ((ap = ifp->int_auth) == NULL)  in find_auth()
364 		if (output(wb->type, &ws.to, ws.ifp, wb->buf,  in supply_write()
365 		    ((char *)wb->n - (char *)wb->buf)) < 0 && ws.ifp != NULL)  in supply_write()
366 			if_sick(ws.ifp, _B_FALSE);  in supply_write()
396 	    (ws.state & WS_ST_TO_ON_NET) ? ws.ifp : NULL);  in supply_out()
469 			    (ag->ag_nhop != ws.ifp->int_addr &&  in supply_out()
470 			    on_net(ag->ag_nhop, ws.ifp->int_net,  in supply_out()
471 			    ws.ifp->int_mask)) &&  in supply_out()
649 	if (ws.ifp != NULL && !(ws.state & WS_ST_QUERY) &&  in walk_supply()
651 	    (ws.ifp->int_if_flags & IFF_POINTOPOINT))) {  in walk_supply()
654 			if (rts->rts_metric > metric || rts->rts_ifp != ws.ifp)  in walk_supply()
707 	if ((RT->rt_state & RS_STATIC) && (ws.ifp == RT->rt_ifp))  in walk_supply()
742     struct interface *ifp,	/* output interface */  in supply()  argument
759 	if (ifp != NULL) {  in supply()
760 		ws.to_mask = ifp->int_mask;  in supply()
761 		ws.to_net = ifp->int_net;  in supply()
771 			ifp = rt->rt_ifp;  in supply()
780 	ws.ifp = ifp;  in supply()
794 		if (ifp->int_if_flags & IFF_MULTICAST)  in supply()
821 		} else if (ifp == NULL || !(ifp->int_state & IS_NO_AG)) {  in supply()
823 			if (type != OUT_BROADCAST && (ifp == NULL ||  in supply()
824 			    !(ifp->int_state & IS_NO_SUPER_AG)))  in supply()
829 		ws.a = find_auth(ifp);  in supply()
854 	if (should_supply(NULL) && (def_metric = ifp->int_d_metric) != 0) {  in supply()
870 		    (ifp->int_state & IS_PM_RDISC)) {  in supply()
913 	struct interface *ifp;  in rip_bcast()  local
931 	for (ifp = ifnet; ifp != NULL; ifp = ifp->int_next) {  in rip_bcast()
939 		if (IS_RIP_OUT_OFF(ifp->int_state) ||  in rip_bcast()
940 		    (ifp->int_state & IS_DUP) ||  in rip_bcast()
941 		    !IS_IFF_ROUTING(ifp->int_if_flags))  in rip_bcast()
945 		if (!IS_IFF_UP(ifp->int_if_flags))  in rip_bcast()
949 		if (IS_IFF_QUIET(ifp->int_if_flags))  in rip_bcast()
952 		vers = (ifp->int_state & IS_NO_RIPV1_OUT) ? RIPv2 : RIPv1;  in rip_bcast()
953 		dst.sin_addr.s_addr = ifp->int_ripout_addr;  in rip_bcast()
960 		if (!(ifp->int_if_flags & (IFF_BROADCAST | IFF_POINTOPOINT)) &&  in rip_bcast()
961 		    !(ifp->int_state & IS_REMOTE))  in rip_bcast()
964 		type = (ifp->int_if_flags & IFF_BROADCAST) ?  in rip_bcast()
966 		if (vers == RIPv2 && (ifp->int_if_flags & IFF_MULTICAST) &&  in rip_bcast()
967 		    !(ifp->int_state & IS_NO_RIP_MCAST))  in rip_bcast()
970 		supply(&dst, ifp, type, flash, vers, _B_TRUE);  in rip_bcast()
986 	struct interface *ifp;  in rip_query()  local
996 	for (ifp = ifnet; ifp; ifp = ifp->int_next) {  in rip_query()
1006 		if (IS_RIP_IN_OFF(ifp->int_state) ||  in rip_query()
1007 		    (ifp->int_state & IS_DUP) ||  in rip_query()
1008 		    ifp->int_query_time != NEVER)  in rip_query()
1012 		if (!IS_IFF_UP(ifp->int_if_flags))  in rip_query()
1016 		if (IS_IFF_QUIET(ifp->int_if_flags))  in rip_query()
1024 		if (!(ifp->int_if_flags & (IFF_BROADCAST | IFF_POINTOPOINT)) &&  in rip_query()
1025 		    !(ifp->int_state & IS_REMOTE))  in rip_query()
1036 		if ((ifp->int_state & IS_NO_RIPV1_OUT) ||  in rip_query()
1037 		    (ifp->int_state & IS_NO_RIPV1_IN)) {  in rip_query()
1043 		dst.sin_addr.s_addr = ifp->int_ripout_addr;  in rip_query()
1045 		type = (ifp->int_if_flags & IFF_BROADCAST) ?  in rip_query()
1048 		    (ifp->int_if_flags & IFF_MULTICAST) &&  in rip_query()
1049 		    !(ifp->int_state & IS_NO_RIP_MCAST))  in rip_query()
1052 		ifp->int_query_time = now.tv_sec+SUPPLY_INTERVAL;  in rip_query()
1053 		if (output(type, &dst, ifp, &buf, sizeof (buf)) < 0)  in rip_query()
1054 			if_sick(ifp, _B_FALSE);  in rip_query()