bsd/netinet/in.c

374 	struct ifaddr *ifa;
552 			ifa = &ia->ia_ifa;
553 			IFA_LOCK(ifa);
555 			IFA_ADDREF_LOCKED(ifa);
557 			ifa->ifa_addr = (struct sockaddr *)&ia->ia_addr;
558 			ifa->ifa_dstaddr = (struct sockaddr *)&ia->ia_dstaddr;
559 			ifa->ifa_netmask = (struct sockaddr *)&ia->ia_sockmask;
569 			if_attach_ifa(ifp, ifa);
577 				ifa->ifa_debug |= IFD_NOTREADY;
578 			IFA_UNLOCK(ifa);
582 			IFA_ADDREF(ifa);
871 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
872 			IFA_LOCK(ifa);
873 			if (ifa->ifa_addr->sa_family == AF_INET) {
874 				IFA_UNLOCK(ifa);
877 			IFA_UNLOCK(ifa);
880 		if (ifa != NULL) {
1082 		ifa = &ia->ia_ifa;
1085 		IFA_REMREF(ifa);
1087 		IFA_LOCK(ifa);
1090 		IFA_UNLOCK(ifa);
1098 		IFA_LOCK(ifa);
1100 		if_detach_ifa(ifp, ifa);
1102 		IFA_UNLOCK(ifa);
1111 			TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
1112 				IFA_LOCK(ifa);
1113 				if (ifa->ifa_addr->sa_family == AF_INET) {
1114 					IFA_UNLOCK(ifa);
1117 				IFA_UNLOCK(ifa);
1122 			if (ifa == NULL && ifp->if_allhostsinm != NULL) {
1142 		ifa = ifa_ifpgetprimary(ifp, AF_INET);
1143 		if (ifa != NULL) {
1150 			error = ifnet_ioctl(ifp, PF_INET, SIOCSIFADDR, ifa);
1155 			IFA_REMREF(ifa);
1248 	struct ifaddr *ifa;
1343 		TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link)	{
1344 			IFA_LOCK(ifa);
1345 			if (ifa->ifa_addr->sa_family != AF_INET6) {
1346 				IFA_UNLOCK(ifa);
1350 				IFA_UNLOCK(ifa);
1353 			candidate.s_addr = ((struct sockaddr_in *)&ifa->ifa_addr)->sin_addr.s_addr;
1355 			IFA_UNLOCK(ifa);
1359 		if (ifa != NULL)
1360 			IFA_ADDREF(ifa);
1362 		if (!ifa)
1364 		ia = (struct in_ifaddr *)ifa;
1367 			IFA_LOCK(ifa);
1382 			IFA_UNLOCK(ifa);
1383 			IFA_REMREF(ifa);
1393 			IFA_LOCK(ifa);
1402 			IFA_UNLOCK(ifa);
1403 			IFA_REMREF(ifa);
1483 		panic("%s: unexpected (missing) refcnt ifa=%p", __func__,
1756 	struct ifaddr *ifa;
1768 #define ia ((struct in_ifaddr *)ifa)
1770 	TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
1771 		IFA_LOCK(ifa);
1772 		if (ifa->ifa_addr->sa_family == AF_INET &&
1785 			IFA_UNLOCK(ifa);
1789 		IFA_UNLOCK(ifa);
1813 			struct ifaddr *ifa;
1815 			ifa = ifap[i];
1817 			IFA_LOCK(ifa);
1818 			ifr.ifra_addr = *ifa->ifa_addr;
1819 			if (ifa->ifa_dstaddr != NULL)
1820 				ifr.ifra_broadaddr = *ifa->ifa_dstaddr;
1821 			IFA_UNLOCK(ifa);
1832 				IFA_LOCK(ifa);
1834 				    (void *)ifa->ifa_addr)->sin_addr;
1836 				    (void *)ifa->ifa_dstaddr)->sin_addr;
1841 				IFA_UNLOCK(ifa);
1941 in_ifaddr_free(struct ifaddr *ifa)
1943 	IFA_LOCK_ASSERT_HELD(ifa);
1945 	if (ifa->ifa_refcnt != 0) {
1946 		panic("%s: ifa %p bad ref cnt", __func__, ifa);
1948 	} if (!(ifa->ifa_debug & IFD_ALLOC)) {
1949 		panic("%s: ifa %p cannot be freed", __func__, ifa);
1952 	if (ifa->ifa_debug & IFD_DEBUG) {
1953 		struct in_ifaddr_dbg *inifa_dbg = (struct in_ifaddr_dbg *)ifa;
1957 		if (ifa->ifa_debug & IFD_TRASHED) {
1959 			IFA_CONVERT_LOCK(ifa);
1964 			ifa->ifa_debug &= ~IFD_TRASHED;
1967 	IFA_UNLOCK(ifa);
1968 	ifa_lock_destroy(ifa);
1969 	bzero(ifa, sizeof (struct in_ifaddr));
1970 	zfree(inifa_zone, ifa);
1974 in_ifaddr_attached(struct ifaddr *ifa)
1976 	struct in_ifaddr_dbg *inifa_dbg = (struct in_ifaddr_dbg *)ifa;
1978 	IFA_LOCK_ASSERT_HELD(ifa);
1980 	if (!(ifa->ifa_debug & IFD_DEBUG)) {
1981 		panic("%s: ifa %p has no debug structure", __func__, ifa);
1984 	if (ifa->ifa_debug & IFD_TRASHED) {
1986 		IFA_CONVERT_LOCK(ifa);
1990 		ifa->ifa_debug &= ~IFD_TRASHED;
1995 in_ifaddr_detached(struct ifaddr *ifa)
1997 	struct in_ifaddr_dbg *inifa_dbg = (struct in_ifaddr_dbg *)ifa;
1999 	IFA_LOCK_ASSERT_HELD(ifa);
2001 	if (!(ifa->ifa_debug & IFD_DEBUG)) {
2002 		panic("%s: ifa %p has no debug structure", __func__, ifa);
2004 	} else if (ifa->ifa_debug & IFD_TRASHED) {
2005 		panic("%s: ifa %p is already in trash list", __func__, ifa);
2008 	ifa->ifa_debug |= IFD_TRASHED;
2010 	IFA_CONVERT_LOCK(ifa);
2017 in_ifaddr_trace(struct ifaddr *ifa, int refhold)
2019 	struct in_ifaddr_dbg *inifa_dbg = (struct in_ifaddr_dbg *)ifa;
2024 	if (!(ifa->ifa_debug & IFD_DEBUG)) {
2025 		panic("%s: ifa %p has no debug structure", __func__, ifa);