bsd/netinet6/nd6_nbr.c

263 	struct ifaddr *ifa = NULL;
382 	ifa = (struct ifaddr *)in6ifa_ifpwithaddr(ifp, &taddr6);
385 	if (ifa == NULL) {
404 				ifa = (struct ifaddr *)in6ifa_ifpforlinklocal(
406 				if (ifa) {
415 	if (ifa == NULL && ip6_forwarding && nd6_prproxy) {
420 		ifa = (struct ifaddr *)in6ifa_prproxyaddr(&taddr6);
422 	if (ifa == NULL) {
435 	IFA_LOCK(ifa);
436 	myaddr6 = *IFA_IN6(ifa);
437 	anycast = ((struct in6_ifaddr *)ifa)->ia6_flags & IN6_IFF_ANYCAST;
439 	    ((struct in6_ifaddr *)ifa)->ia6_flags & IN6_IFF_DADPROGRESS;
440 	if (((struct in6_ifaddr *)ifa)->ia6_flags & IN6_IFF_DUPLICATED) {
441 		IFA_UNLOCK(ifa);
444 	IFA_UNLOCK(ifa);
482 			nd6_dad_ns_input(ifa);
521 	if (ifa != NULL)
522 		IFA_REMREF(ifa);
531 	if (ifa != NULL)
532 		IFA_REMREF(ifa);
855 	struct ifaddr *ifa = NULL;
925 	ifa = (struct ifaddr *)in6ifa_ifpwithaddr(ifp, &taddr6);
936 	if (ifa != NULL) {
937 		IFA_LOCK(ifa);
938 		if (((struct in6_ifaddr *)ifa)->ia6_flags &
943 			IFA_UNLOCK(ifa);
957 				nd6_dad_na_input(ifa, lladdr, lladdrlen);
960 		IFA_UNLOCK(ifa);
964 	if (ifa) {
1238 	if (ifa != NULL)
1239 		IFA_REMREF(ifa);
1245 	if (ifa != NULL)
1246 		IFA_REMREF(ifa);
1539 nd6_dad_find(struct ifaddr *ifa)
1546 		if (dp->dad_ifa == ifa) {
1560 	struct ifaddr *ifa)
1563 	untimeout((void (*)(void *))nd6_dad_timer, (void *)ifa);
1571 	struct ifaddr *ifa,
1574 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1589 			ifa->ifa_ifp ? if_name(ifa->ifa_ifp) : "???");
1599 	if (ifa->ifa_ifp == NULL)
1600 		panic("nd6_dad_start: ifa->ifa_ifp == NULL");
1601 	if (!(ifa->ifa_ifp->if_flags & IFF_UP) ||
1602 	    (ifa->ifa_ifp->if_eflags & IFEF_IPV6_ND6ALT)) {
1605 	if ((dp = nd6_dad_find(ifa)) != NULL) {
1616 			ifa->ifa_ifp ? if_name(ifa->ifa_ifp) : "???");
1623 	dp = nd6_dad_attach(dp, ifa);
1626 	    if_name(ifa->ifa_ifp),
1640 		nd6_dad_ns_output(dp, ifa);
1642 		ndi = ND_IFINFO(ifa->ifa_ifp);
1648 		timeout((void (*)(void *))nd6_dad_timer, (void *)ifa, retrans);
1657 		timeout((void (*)(void *))nd6_dad_timer, (void *)ifa,
1665 nd6_dad_attach(struct dadq *dp, struct ifaddr *ifa)
1669 	dp->dad_ifa = ifa;
1670 	IFA_ADDREF(ifa);	/* for dad_ifa */
1687 nd6_dad_detach(struct dadq *dp, struct ifaddr *ifa)
1694 		VERIFY(dp->dad_ifa == ifa);
1711 nd6_dad_stop(struct ifaddr *ifa)
1715 	dp = nd6_dad_find(ifa);
1721 	untimeout((void (*)(void *))nd6_dad_timer, (void *)ifa);
1723 	nd6_dad_detach(dp, ifa);
1729 nd6_unsol_na_output(struct ifaddr *ifa)
1731 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1732 	struct ifnet *ifp = ifa->ifa_ifp;
1750 	    if_name(ifa->ifa_ifp)));
1756 nd6_dad_timer(struct ifaddr *ifa)
1758 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1766 	dp = nd6_dad_find(ifa);
1776 			ifa->ifa_ifp ? if_name(ifa->ifa_ifp) : "???");
1784 			ifa->ifa_ifp ? if_name(ifa->ifa_ifp) : "???");
1795 			if_name(ifa->ifa_ifp)));
1797 		nd6_dad_detach(dp, ifa);
1810 		nd6_dad_ns_output(dp, ifa);
1812 		ndi = ND_IFINFO(ifa->ifa_ifp);
1818 		timeout((void (*)(void *))nd6_dad_timer, (void *)ifa, retrans);
1844 			nd6_dad_duplicated(ifa, TRUE);
1856 			    if_name(ifa->ifa_ifp),
1863 			nd6_unsol_na_output(ifa);
1865 			nd6_dad_detach(dp, ifa);
1875 nd6_dad_duplicated(struct ifaddr *ifa, boolean_t dontignhwdup)
1877 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1879 	struct ifnet *ifp = ifa->ifa_ifp;
1882 	dp = nd6_dad_find(ifa);
1902 	untimeout((void (*)(void *))nd6_dad_timer, (void *)ifa);
1927 	nd6_dad_detach(dp, ifa);
1932 nd6_dad_ns_output(struct dadq *dp, struct ifaddr *ifa)
1934 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1935 	struct ifnet *ifp = ifa->ifa_ifp;
1958 nd6_dad_ns_input(struct ifaddr *ifa)
1964 	if (ifa == NULL)
1965 		panic("ifa == NULL in nd6_dad_ns_input");
1967 	ifp = ifa->ifa_ifp;
1969 	dp = nd6_dad_find(ifa);
1973 		struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
1978 		    if_name(ifa->ifa_ifp)));
2000 		nd6_dad_duplicated(ifa, TRUE);
2013 nd6_dad_na_input(struct ifaddr *ifa, caddr_t lladdr, int lladdrlen)
2015 	struct in6_ifaddr *ia = (struct in6_ifaddr *)ifa;
2019 	if (ifa == NULL)
2020 		panic("ifa == NULL in nd6_dad_na_input");
2022 	dp = nd6_dad_find(ifa);
2038 	IFA_LOCK(ifa);
2043 		IFA_UNLOCK(ifa);
2044 		ifp = ifa->ifa_ifp;
2080 			IFA_LOCK(ifa);
2094 			IFA_UNLOCK(ifa);
2100 		IFA_UNLOCK(ifa);
2111 	nd6_dad_duplicated(ifa, FALSE);
2133 	struct ifaddr *ifa;
2151 	if ((ifa = dp->dad_ifa) != NULL) {
2152 		IFA_REMREF(ifa);	/* drop dad_ifa reference */