sbin/routed/if.c

659 	struct interface ifs, ifs0, *ifp, *ifp1;
757 		memcpy(&ifs, &ifs0, sizeof(ifs));
761 			if (iff_up(ifs.int_if_flags)) {
764 					       ifs.int_name);
770 			if (iff_up(ifs.int_if_flags)) {
773 						  ifs.int_name);
779 		ifs.int_addr = S_ADDR(INFO_IFA(&info));
781 		if (ntohl(ifs.int_addr)>>24 == 0
782 		    || ntohl(ifs.int_addr)>>24 == 0xff) {
783 			if (iff_up(ifs.int_if_flags)) {
786 					       ifs.int_name);
792 		if (ifs.int_if_flags & IFF_LOOPBACK) {
793 			ifs.int_state |= IS_NO_RIP | IS_NO_RDISC;
794 			if (ifs.int_addr == htonl(INADDR_LOOPBACK))
795 				ifs.int_state |= IS_PASSIVE;
796 			ifs.int_dstaddr = ifs.int_addr;
797 			ifs.int_mask = HOST_MASK;
798 			ifs.int_ripv1_mask = HOST_MASK;
799 			ifs.int_std_mask = std_mask(ifs.int_dstaddr);
800 			ifs.int_net = ntohl(ifs.int_dstaddr);
803 				loopaddr = ifs.int_addr;
808 		} else if (ifs.int_if_flags & IFF_POINTOPOINT) {
811 				if (iff_up(ifs.int_if_flags)) {
815 						       ifs.int_name);
820 			ifs.int_dstaddr = S_ADDR(INFO_BRD(&info));
821 			if (ntohl(ifs.int_dstaddr)>>24 == 0
822 			    || ntohl(ifs.int_dstaddr)>>24 == 0xff) {
823 				if (iff_up(ifs.int_if_flags)) {
827 						       ifs.int_name);
832 			ifs.int_mask = HOST_MASK;
833 			ifs.int_ripv1_mask = ntohl(S_ADDR(INFO_MASK(&info)));
834 			ifs.int_std_mask = std_mask(ifs.int_dstaddr);
835 			ifs.int_net = ntohl(ifs.int_dstaddr);
839 				if (iff_up(ifs.int_if_flags)) {
842 						       ifs.int_name);
847 			ifs.int_dstaddr = ifs.int_addr;
848 			ifs.int_mask = ntohl(S_ADDR(INFO_MASK(&info)));
849 			ifs.int_ripv1_mask = ifs.int_mask;
850 			ifs.int_std_mask = std_mask(ifs.int_addr);
851 			ifs.int_net = ntohl(ifs.int_addr) & ifs.int_mask;
852 			if (ifs.int_mask != ifs.int_std_mask)
853 				ifs.int_state |= IS_SUBNET;
855 			if (ifs.int_if_flags & IFF_BROADCAST) {
857 					if (iff_up(ifs.int_if_flags)) {
862 						       ifs.int_name);
867 				ifs.int_brdaddr = S_ADDR(INFO_BRD(&info));
870 		ifs.int_std_net = ifs.int_net & ifs.int_std_mask;
871 		ifs.int_std_addr = htonl(ifs.int_std_net);
881 		strncpy(ifr.ifr_name, ifs.int_name, sizeof(ifr.ifr_name));
884 			ifs.int_metric = 0;
886 			ifs.int_metric = ifr.ifr_metric;
889 		ifs.int_metric = ifam->ifam_metric;
891 		if (ifs.int_metric > HOPCNT_INFINITY) {
892 			ifs.int_metric = 0;
894 			    && iff_up(ifs.int_if_flags)) {
897 				       ifs.int_name, ifs.int_metric);
906 		ifp = ifwithname(ifs.int_name, ((ifs.int_state & IS_ALIAS)
907 						? ifs.int_addr
912 			if (0 != ((ifp->int_if_flags ^ ifs.int_if_flags)
917 			    || 0 != ((ifp->int_state ^ ifs.int_state)
919 			    || ifp->int_addr != ifs.int_addr
920 			    || ifp->int_brdaddr != ifs.int_brdaddr
921 			    || ifp->int_dstaddr != ifs.int_dstaddr
922 			    || ifp->int_mask != ifs.int_mask
923 			    || ifp->int_metric != ifs.int_metric) {
943 			if (!iff_up(ifs.int_if_flags)) {
974 			in = ifs.int_data.ipackets - ifp->int_data.ipackets;
975 			ierr = ifs.int_data.ierrors - ifp->int_data.ierrors;
976 			out = ifs.int_data.opackets - ifp->int_data.opackets;
977 			oerr = ifs.int_data.oerrors - ifp->int_data.oerrors;
985 				oerr += (ifs.int_data.odrops
991 				ifp->int_data = ifs.int_data;
994 			ifp->int_data = ifs.int_data;
1046 		if (!iff_up(ifs.int_if_flags))
1053 		ifp = check_dup(ifs.int_addr,ifs.int_dstaddr,ifs.int_mask,
1054 				ifs.int_if_flags);
1059 			if (!strcmp(ifp->int_name, ifs.int_name))
1066 				       ifs.int_name,
1067 				       addrname(ifs.int_addr,ifs.int_mask,1),
1068 				       ((ifs.int_if_flags & IFF_POINTOPOINT)
1070 				       ((ifs.int_if_flags & IFF_POINTOPOINT)
1071 					? naddr_ntoa(ifs.int_dstaddr) : ""),
1083 		if (0 == (ifs.int_if_flags & (IFF_POINTOPOINT | IFF_BROADCAST | IFF_LOOPBACK))) {
1086 				  ifs.int_name);
1087 			if (!(ifs.int_state & IFF_MULTICAST))
1088 				ifs.int_state |= IS_NO_RDISC;
1095 		memcpy(ifp, &ifs, sizeof(*ifp));