bsd/netat/ddp.c

309  *	ret_status = ddp_add_if(ifID)
312  *	ifID		pointer to LAP interface's at_if struct.
321 int ddp_add_if(ifID)
322 register at_ifaddr_t	*ifID;
327 		("ddp_add_if: called, ifID:0x%x\n", (u_int) ifID));
329 	if (ifID->ifFlags & AT_IFF_DEFAULT) {
334 			ifID_home = ifID;
354 	ifID_table[port] = ifID;
355 	ifID->ifPort = port;	/* set ddp port # in ifID */
358 	TAILQ_INSERT_TAIL(&at_ifQueueHd, ifID, aa_link);
378  *	ifID		pointer to LAP interface's at_if struct.
381 void  ddp_rem_if(ifID)
382      register at_ifaddr_t	*ifID;
384 	struct ifaddr *ifa = &ifID->aa_ifa;
387 	ifnet_lock_exclusive(ifID->aa_ifp);
390 		if_detach_ifa(ifID->aa_ifp, ifa);
396 	ifnet_lock_done(ifID->aa_ifp);
398 	if (ifID->at_was_attached == 0 && ifID->aa_ifp != NULL) {
399 		(void)proto_unplumb(PF_APPLETALK, ifID->aa_ifp);
403 	if (ifID->ifPort) {
404 		if (aarp_table[ifID->ifPort]) {
405 			FREE(aarp_table[ifID->ifPort], M_RTABLE);
406 			aarp_table[ifID->ifPort] = NULL;
410 		ifID->aa_ifp = NULL;
412 		trackrouter_rem_if(ifID);
413 		TAILQ_REMOVE(&at_ifQueueHd, ifID, aa_link);
414 		ifID_table[ifID->ifPort] = NULL;
415 		ifID->ifName[0] = '\0';
416 		ifID->ifPort = 0;
419 	/* *** deallocate ifID, eventually *** */
528 	register at_ifaddr_t	*ifID = ifID_home, *ifIDTmp = NULL;
550 	if (!ifID) {
608 		ifID = ifIDTmp;
615 		loop = ((ddp->dst_node == ifID->ifThisNode.s_node) &&
616 			(dst_net == ifID->ifThisNode.s_net)
622 			NET_ASSIGN(ddp->src_net, ifID->ifThisNode.s_net);
623 			ddp->src_node = ifID->ifThisNode.s_node;
631 			  ifID->ifPort));
642 			ddp_input(mdata, ifID);
649 	        error = zip_handle_getmyzone(ifID, *mp);
656 	TAILQ_FOREACH(ifID, &at_ifQueueHd, aa_link) {
657 		if ((ifID->ifThisNode.s_net == dst_net) || (dst_net == 0))
664 		if ((ifID->ifThisCableStart <= dst_net) &&
665 		    (ifID->ifThisCableEnd   >= dst_net)
672 		if (ARouterIf == NULL && ATALK_VALUE(ifID->ifARouter))
673 			ARouterIf = ifID;
677 			(u_int)ifID, ifID ? ifID->ifName : "",
680 	if (ifID) {
702 				ifID = brt->ifID;
707 				if ((ifID = ARouterIf) != NULL)
724 			ifID = ifID_home;
726 			  ddp->src_node = ifID->ifThisNode.s_node;
727 			  NET_ASSIGN(ddp->src_net, ifID->ifThisNode.s_net);
730 			routing_needed(*mp, ifID, TRUE);
736 	 * which this packet is going out....  ifID.
738 	if (ifID->ifState == LAP_OFFLINE) {
758 			NET_ASSIGN(at_dest.atalk_net, ifID->ifARouter.s_net);
759 			at_dest.atalk_node = ifID->ifARouter.s_node;
771 			ddp->src_node = ifID->ifThisNode.s_node;
772 			NET_ASSIGN(ddp->src_net, ifID->ifThisNode.s_net);
783 		dst_net, ddp->dst_node, ddp->dst_socket, ifID->ifName));
838 	if (ifID->ifState == LAP_ONLINE_FOR_ZIP) {
849 	ifID->stats.xmit_packets++;
850 	ifID->stats.xmit_bytes += gbuf_msgsize(m);
861 	    aarp_send_data(m,ifID, &dest_at_addr, loop);
864 	    pat_output(ifID, m, (unsigned char *)&dest_addr, 0);
874 void ddp_input(mp, ifID)
876      register at_ifaddr_t *ifID;
885 		     ifID, mp, gbuf_len(mp),0);
926 	if (!ifID)			/* if loop back is specified */
927 		ifID = ifID_home;	/* that means the home port */
1022 		(*ddp_handler[socket].func)(mp, ifID);
1035 	    (ifID->ifRoutingState < PORT_ONLINE)
1105 			 ifID->ifPort, ddp->dst_socket));
1113 			routing_needed(mp, ifID, FALSE);
1134 int ddp_router_output(mp, ifID, addr_type, router_net, router_node, enet_addr)
1136      at_ifaddr_t *ifID;
1148 	if (!ifID) {
1149 		dPrintf(D_M_DDP, D_L_WARNING, ("BAD BAD ifID\n"));
1156 	if (ifID->ifFlags & AT_IFF_AURP) { /* AURP link? */
1189 		  if	((ddp->dst_node == ifID->ifThisNode.s_node) &&
1190 			 (NET_VALUE(ddp->dst_net) == ifID->ifThisNode.s_net)) {
1193 				 ifID->ifPort, ddp->dst_socket));
1196 			ddp_input(mp, ifID);
1207 			   ifID->ifPort, NET_VALUE(ddp->dst_net), ddp->dst_node, router_net,
1216 			   ifID->ifPort, NET_VALUE(ddp->dst_net), ddp->dst_node));
1220 	if (ifID->ifState == LAP_OFFLINE) {
1278 	    if (ifID->ifState == LAP_ONLINE_FOR_ZIP) {
1289 	    ifID->stats.xmit_packets++;
1290 	    ifID->stats.xmit_bytes += gbuf_msgsize(m);
1301 	      aarp_send_data(m,ifID,&dest_at_addr, loop);
1304 	      pat_output(ifID, m, (unsigned char *)&dest_addr, 0);
1334 	at_ifaddr_t *ifID;
1401    returns *ifID if it's for us, NULL if not
1406 	at_ifaddr_t *ifID;
1408 	TAILQ_FOREACH(ifID, &at_ifQueueHd, aa_link) {
1409 		if ((ddp->dst_node == ifID->ifThisNode.s_node) &&
1410 		    (NET_VALUE(ddp->dst_net) ==  ifID->ifThisNode.s_net)
1413 				("pkt was for port %d\n", ifID->ifPort));
1415 			return(ifID);