sys/net/if_bridge.c

725 	struct bridge_iflist *bif;
732 	while ((bif = LIST_FIRST(&sc->sc_iflist)) != NULL)
733 		bridge_delete_member(sc, bif, 0);
735 	while ((bif = LIST_FIRST(&sc->sc_spanlist)) != NULL) {
736 		bridge_delete_span(sc, bif);
768 	struct bridge_iflist *bif;
867 		LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
868 			if (bif->bif_ifp->if_mtu != ifr->ifr_mtu) {
871 				    bif->bif_ifp->if_mtu,
872 				    bif->bif_ifp->if_xname, ifr->ifr_mtu);
901 	struct bridge_iflist *bif;
907 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
909 		mask &= bif->bif_savedcaps;
913 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
914 		enabled = bif->bif_ifp->if_capenable;
920 		bridge_set_ifcap(sc, bif, enabled);
928 bridge_set_ifcap(struct bridge_softc *sc, struct bridge_iflist *bif, int set)
930 	struct ifnet *ifp = bif->bif_ifp;
962 	struct bridge_iflist *bif;
967 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
968 		ifp = bif->bif_ifp;
970 			return (bif);
984 	struct bridge_iflist *bif;
988 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
989 		if (bif->bif_ifp == member_ifp)
990 			return (bif);
1002 bridge_delete_member(struct bridge_softc *sc, struct bridge_iflist *bif,
1005 	struct ifnet *ifs = bif->bif_ifp;
1010 	if (bif->bif_flags & IFBIF_STP)
1011 		bstp_disable(&bif->bif_stp);
1015 	LIST_REMOVE(bif, bif_next);
1040 	KASSERT(bif->bif_addrcnt == 0,
1041 	    ("%s: %d bridge routes referenced", __func__, bif->bif_addrcnt));
1067 		bridge_set_ifcap(sc, bif, bif->bif_savedcaps);
1069 	bstp_destroy(&bif->bif_stp);	/* prepare to free */
1071 	free(bif, M_DEVBUF);
1080 bridge_delete_span(struct bridge_softc *sc, struct bridge_iflist *bif)
1084 	KASSERT(bif->bif_ifp->if_bridge == NULL,
1087 	LIST_REMOVE(bif, bif_next);
1088 	free(bif, M_DEVBUF);
1095 	struct bridge_iflist *bif = NULL;
1106 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next)
1107 		if (ifs == bif->bif_ifp)
1145 		LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
1146  			if (in6ifa_llaonifp(bif->bif_ifp)) {
1148 				in6_ifdetach(bif->bif_ifp);
1154 				    bif->bif_ifp->if_xname);
1179 	bif = malloc(sizeof(*bif), M_DEVBUF, M_NOWAIT|M_ZERO);
1180 	if (bif == NULL)
1183 	bif->bif_ifp = ifs;
1184 	bif->bif_flags = IFBIF_LEARNING | IFBIF_DISCOVER;
1185 	bif->bif_savedcaps = ifs->if_capenable;
1200 	bstp_create(&sc->sc_stp, &bif->bif_stp, bif->bif_ifp);
1206 	LIST_INSERT_HEAD(&sc->sc_iflist, bif, bif_next);
1223 		bridge_delete_member(sc, bif, 0);
1231 	struct bridge_iflist *bif;
1233 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1234 	if (bif == NULL)
1237 	bridge_delete_member(sc, bif, 0);
1246 	struct bridge_iflist *bif;
1249 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1250 	if (bif == NULL)
1253 	bp = &bif->bif_stp;
1254 	req->ifbr_ifsflags = bif->bif_flags;
1258 	req->ifbr_portno = bif->bif_ifp->if_index & 0xfff;
1262 	req->ifbr_addrcnt = bif->bif_addrcnt;
1263 	req->ifbr_addrmax = bif->bif_addrmax;
1264 	req->ifbr_addrexceeded = bif->bif_addrexceeded;
1286 	struct bridge_iflist *bif;
1290 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1291 	if (bif == NULL)
1293 	bp = &bif->bif_stp;
1300 		if ((bif->bif_flags & IFBIF_STP) == 0) {
1301 			error = bstp_enable(&bif->bif_stp);
1306 		if ((bif->bif_flags & IFBIF_STP) != 0)
1307 			bstp_disable(&bif->bif_stp);
1317 	bif->bif_flags = req->ifbr_ifsflags & IFBIFMASK;
1347 	struct bridge_iflist *bif;
1353 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next)
1355 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next)
1371 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
1375 		strlcpy(breq.ifbr_ifsname, bif->bif_ifp->if_xname,
1386 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next) {
1390 		strlcpy(breq.ifbr_ifsname, bif->bif_ifp->if_xname,
1392 		breq.ifbr_ifsflags = bif->bif_flags;
1393 		breq.ifbr_portno = bif->bif_ifp->if_index & 0xfff;
1465 	struct bridge_iflist *bif;
1468 	bif = bridge_lookup_member(sc, req->ifba_ifsname);
1469 	if (bif == NULL)
1472 	error = bridge_rtupdate(sc, req->ifba_dst, req->ifba_vlan, bif, 1,
1589 	struct bridge_iflist *bif;
1591 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1592 	if (bif == NULL)
1595 	return (bstp_set_port_priority(&bif->bif_stp, req->ifbr_priority));
1602 	struct bridge_iflist *bif;
1604 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1605 	if (bif == NULL)
1608 	return (bstp_set_path_cost(&bif->bif_stp, req->ifbr_path_cost));
1615 	struct bridge_iflist *bif;
1617 	bif = bridge_lookup_member(sc, req->ifbr_ifsname);
1618 	if (bif == NULL)
1621 	bif->bif_addrmax = req->ifbr_addrmax;
1629 	struct bridge_iflist *bif = NULL;
1636 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next)
1637 		if (ifs == bif->bif_ifp)
1652 	bif = malloc(sizeof(*bif), M_DEVBUF, M_NOWAIT|M_ZERO);
1653 	if (bif == NULL)
1656 	bif->bif_ifp = ifs;
1657 	bif->bif_flags = IFBIF_SPAN;
1659 	LIST_INSERT_HEAD(&sc->sc_spanlist, bif, bif_next);
1668 	struct bridge_iflist *bif;
1675 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next)
1676 		if (ifs == bif->bif_ifp)
1679 	if (bif == NULL)
1682 	bridge_delete_span(sc, bif);
1730 	struct bridge_iflist *bif;
1737 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
1738 		if ((bif->bif_flags & IFBIF_STP) != 0)
1756 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
1760 		if ((bif->bif_flags & IFBIF_STP) == 0)
1763 		bp = &bif->bif_stp;
1764 		bpreq.ifbp_portno = bif->bif_ifp->if_index & 0xfff;
1811 	struct bridge_iflist *bif;
1826 		bif = bridge_lookup_member_if(sc, ifp);
1827 		if (bif != NULL)
1828 			bridge_delete_member(sc, bif, 1);
1838 		LIST_FOREACH(bif, &sc->sc_spanlist, bif_next)
1839 			if (ifp == bif->bif_ifp) {
1840 				bridge_delete_span(sc, bif);
2037 		struct bridge_iflist *bif;
2049 		LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
2050 			dst_if = bif->bif_ifp;
2063 			if (dst_if != ifp && (bif->bif_flags & IFBIF_STP) &&
2064 			    bif->bif_stp.bp_state == BSTP_IFSTATE_DISCARDING)
2067 			if (LIST_NEXT(bif, bif_next) == NULL) {
2302 	struct bridge_iflist *bif, *bif2;
2330 	bif = bridge_lookup_member_if(sc, ifp);
2331 	if (bif == NULL) {
2344 			bstp_input(&bif->bif_stp, ifp, m); /* consumes mbuf */
2349 		if ((bif->bif_flags & IFBIF_STP) &&
2350 		    bif->bif_stp.bp_state == BSTP_IFSTATE_DISCARDING) {
2367 		bridge_forward(sc, bif, mc);
2392 	if ((bif->bif_flags & IFBIF_STP) &&
2393 	    bif->bif_stp.bp_state == BSTP_IFSTATE_DISCARDING) {
2440 		if (bif->bif_flags & IFBIF_LEARNING) {			\
2442 			    vlan, bif, 0, IFBAF_DYNAMIC);		\
2443 			if (error && bif->bif_addrmax) {		\
2488 	bridge_forward(sc, bif, m);
2605 	struct bridge_iflist *bif;
2612 	LIST_FOREACH(bif, &sc->sc_spanlist, bif_next) {
2613 		dst_if = bif->bif_ifp;
2635     struct bridge_iflist *bif, int setflags, uint8_t flags)
2662 		if (bif->bif_addrmax && bif->bif_addrcnt >= bif->bif_addrmax) {
2663 			bif->bif_addrexceeded++;
2676 		if (bif->bif_flags & IFBIF_STICKY)
2688 		brt->brt_dst = bif;
2689 		bif->bif_addrcnt++;
2693 	    brt->brt_dst != bif) {
2695 		brt->brt_dst = bif;
3578 	struct bridge_iflist *bif;
3581 	bif = bridge_lookup_member_if(sc, ifp);
3582 	if (bif == NULL) {
3589 	bstp_linkstate(&bif->bif_stp);
3595 	struct bridge_iflist *bif;
3602 	LIST_FOREACH(bif, &sc->sc_iflist, bif_next) {
3603 		if (bif->bif_ifp->if_capabilities & IFCAP_LINKSTATE)
3605 		if (bif->bif_ifp->if_link_state == LINK_STATE_UP) {