305 #define	IFNET_FOREACH_IFA(ifp, ifa)					\  argument
306 	CK_STAILQ_FOREACH((ifa), &(ifp)->if_addrhead, ifa_link)	\
307 		if ((ifa)->ifa_carp != NULL)
309 #define	CARP_FOREACH_IFA(sc, ifa)					\  argument
313 		((ifa) = sc->sc_ifas[_i]) != NULL;			\
378 	struct ifaddr *ifa;  in carp_hmac_prepare()  local
407 		CARP_FOREACH_IFA(sc, ifa) {  in carp_hmac_prepare()
408 			in.s_addr = ifatoia(ifa)->ia_addr.sin_addr.s_addr;  in carp_hmac_prepare()
409 			if (ifa->ifa_addr->sa_family == AF_INET &&  in carp_hmac_prepare()
426 		CARP_FOREACH_IFA(sc, ifa) {  in carp_hmac_prepare()
427 			in6 = ifatoia6(ifa)->ia_addr.sin6_addr;  in carp_hmac_prepare()
430 			if (ifa->ifa_addr->sa_family == AF_INET6 &&  in carp_hmac_prepare()
632 carp_source_is_self(struct mbuf *m, struct ifaddr *ifa, sa_family_t af)  in carp_source_is_self()  argument
647 		in4 = ifatoia(ifa)->ia_addr.sin_addr;  in carp_source_is_self()
653 		in6 = ifatoia6(ifa)->ia_addr.sin6_addr;  in carp_source_is_self()
666 	struct ifaddr *ifa, *match;  in carp_input_c()  local
688 	IFNET_FOREACH_IFA(ifp, ifa) {  in carp_input_c()
689 		if (match == NULL && ifa->ifa_carp != NULL &&  in carp_input_c()
690 		    ifa->ifa_addr->sa_family == af &&  in carp_input_c()
691 		    ifa->ifa_carp->sc_vhid == ch->carp_vhid)  in carp_input_c()
692 			match = ifa;  in carp_input_c()
693 		if (ch->carp_vhid == 0 && carp_source_is_self(m, ifa, af))  in carp_input_c()
696 	ifa = error ? NULL : match;  in carp_input_c()
697 	if (ifa != NULL)  in carp_input_c()
698 		ifa_ref(ifa);  in carp_input_c()
700 	if (ifa == NULL) {  in carp_input_c()
717 		ifa_free(ifa);  in carp_input_c()
722 	sc = ifa->ifa_carp;  in carp_input_c()
724 	if (ifa->ifa_addr->sa_family == AF_INET) {  in carp_input_c()
729 	ifa_free(ifa);  in carp_input_c()
932 	struct ifaddr *ifa, *best;  in carp_best_ifa()  local
939 	CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {  in carp_best_ifa()
940 		if (ifa->ifa_addr->sa_family == af &&  in carp_best_ifa()
941 		    (best == NULL || ifa_preferred(best, ifa)))  in carp_best_ifa()
942 			best = ifa;  in carp_best_ifa()
954 	struct ifaddr *ifa;  in carp_send_ad_locked()  local
1004 		ifa = carp_best_ifa(AF_INET, sc->sc_carpdev);  in carp_send_ad_locked()
1005 		if (ifa != NULL) {  in carp_send_ad_locked()
1007 			    ifatoia(ifa)->ia_addr.sin_addr.s_addr;  in carp_send_ad_locked()
1008 			ifa_free(ifa);  in carp_send_ad_locked()
1053 		ifa = carp_best_ifa(AF_INET6, sc->sc_carpdev);  in carp_send_ad_locked()
1054 		if (ifa != NULL) {  in carp_send_ad_locked()
1055 			bcopy(IFA_IN6(ifa), &ip6->ip6_src,  in carp_send_ad_locked()
1057 			ifa_free(ifa);  in carp_send_ad_locked()
1096 	struct ifaddr *ifa;  in carp_addroute()  local
1098 	CARP_FOREACH_IFA(sc, ifa)  in carp_addroute()
1099 		carp_ifa_addroute(ifa);  in carp_addroute()
1103 carp_ifa_addroute(struct ifaddr *ifa)  in carp_ifa_addroute()  argument
1106 	switch (ifa->ifa_addr->sa_family) {  in carp_ifa_addroute()
1109 		in_addprefix(ifatoia(ifa));  in carp_ifa_addroute()
1110 		ifa_add_loopback_route(ifa,  in carp_ifa_addroute()
1111 		    (struct sockaddr *)&ifatoia(ifa)->ia_addr);  in carp_ifa_addroute()
1116 		ifa_add_loopback_route(ifa,  in carp_ifa_addroute()
1117 		    (struct sockaddr *)&ifatoia6(ifa)->ia_addr);  in carp_ifa_addroute()
1118 		nd6_add_ifa_lle(ifatoia6(ifa));  in carp_ifa_addroute()
1127 	struct ifaddr *ifa;  in carp_delroute()  local
1129 	CARP_FOREACH_IFA(sc, ifa)  in carp_delroute()
1130 		carp_ifa_delroute(ifa);  in carp_delroute()
1134 carp_ifa_delroute(struct ifaddr *ifa)  in carp_ifa_delroute()  argument
1137 	switch (ifa->ifa_addr->sa_family) {  in carp_ifa_delroute()
1140 		ifa_del_loopback_route(ifa,  in carp_ifa_delroute()
1141 		    (struct sockaddr *)&ifatoia(ifa)->ia_addr);  in carp_ifa_delroute()
1142 		in_scrubprefix(ifatoia(ifa), LLE_STATIC);  in carp_ifa_delroute()
1147 		ifa_del_loopback_route(ifa,  in carp_ifa_delroute()
1148 		    (struct sockaddr *)&ifatoia6(ifa)->ia_addr);  in carp_ifa_delroute()
1149 		nd6_rem_ifa_lle(ifatoia6(ifa), 1);  in carp_ifa_delroute()
1156 carp_master(struct ifaddr *ifa)  in carp_master()  argument
1158 	struct carp_softc *sc = ifa->ifa_carp;  in carp_master()
1172 	struct ifaddr *ifa;  in carp_send_arp()  local
1177 	CARP_FOREACH_IFA(sc, ifa) {  in carp_send_arp()
1178 		if (ifa->ifa_addr->sa_family != AF_INET)  in carp_send_arp()
1180 		addr = ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr;  in carp_send_arp()
1186 carp_iamatch(struct ifaddr *ifa, uint8_t **enaddr)  in carp_iamatch()  argument
1188 	struct carp_softc *sc = ifa->ifa_carp;  in carp_iamatch()
1204 	struct ifaddr *ifa;  in carp_send_na()  local
1207 	CARP_FOREACH_IFA(sc, ifa) {  in carp_send_na()
1208 		if (ifa->ifa_addr->sa_family != AF_INET6)  in carp_send_na()
1211 		in6 = IFA_IN6(ifa);  in carp_send_na()
1225 	struct ifaddr *ifa;  in carp_iamatch6()  local
1229 	ifa = NULL;  in carp_iamatch6()
1230 	CK_STAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {  in carp_iamatch6()
1231 		if (ifa->ifa_addr->sa_family != AF_INET6)  in carp_iamatch6()
1233 		if (!IN6_ARE_ADDR_EQUAL(taddr, IFA_IN6(ifa)))  in carp_iamatch6()
1235 		if (ifa->ifa_carp && ifa->ifa_carp->sc_state != MASTER)  in carp_iamatch6()
1236 			ifa = NULL;  in carp_iamatch6()
1238 			ifa_ref(ifa);  in carp_iamatch6()
1242 	return (ifa);  in carp_iamatch6()
1248 	struct ifaddr *ifa;  in carp_macmatch6()  local
1252 	IFNET_FOREACH_IFA(ifp, ifa)  in carp_macmatch6()
1253 		if (ifa->ifa_addr->sa_family == AF_INET6 &&  in carp_macmatch6()
1254 		    IN6_ARE_ADDR_EQUAL(taddr, IFA_IN6(ifa))) {  in carp_macmatch6()
1255 			struct carp_softc *sc = ifa->ifa_carp;  in carp_macmatch6()
1961 carp_get_vhid(struct ifaddr *ifa)  in carp_get_vhid()  argument
1964 	if (ifa == NULL || ifa->ifa_carp == NULL)  in carp_get_vhid()
1967 	return (ifa->ifa_carp->sc_vhid);  in carp_get_vhid()
1971 carp_attach(struct ifaddr *ifa, int vhid)  in carp_attach()  argument
1973 	struct ifnet *ifp = ifa->ifa_ifp;  in carp_attach()
1978 	KASSERT(ifa->ifa_carp == NULL, ("%s: ifa %p attached", __func__, ifa));  in carp_attach()
1980 	switch (ifa->ifa_addr->sa_family) {  in carp_attach()
2006 	error = carp_multicast_setup(cif, ifa->ifa_addr->sa_family);  in carp_attach()
2017 	switch (ifa->ifa_addr->sa_family) {  in carp_attach()
2032 	ifa_ref(ifa);  in carp_attach()
2035 	sc->sc_ifas[index - 1] = ifa;  in carp_attach()
2036 	ifa->ifa_carp = sc;  in carp_attach()
2047 carp_detach(struct ifaddr *ifa, bool keep_cif)  in carp_detach()  argument
2049 	struct ifnet *ifp = ifa->ifa_ifp;  in carp_detach()
2051 	struct carp_softc *sc = ifa->ifa_carp;  in carp_detach()
2054 	KASSERT(sc != NULL, ("%s: %p not attached", __func__, ifa));  in carp_detach()
2062 		if (sc->sc_ifas[i] == ifa)  in carp_detach()
2064 	KASSERT(i < index, ("%s: %p no backref", __func__, ifa));  in carp_detach()
2069 	switch (ifa->ifa_addr->sa_family) {  in carp_detach()
2084 	carp_ifa_delroute(ifa);  in carp_detach()
2085 	carp_multicast_cleanup(cif, ifa->ifa_addr->sa_family);  in carp_detach()
2087 	ifa->ifa_carp = NULL;  in carp_detach()
2088 	ifa_free(ifa);  in carp_detach()