364 	dhcp_lif_t *lif;  in pif_status()  local
370 	for (lif = pif->pif_lifs; lif != NULL; lif = lif->lif_next) {  in pif_status()
371 		for (dsmp = lif->lif_smachs; dsmp != NULL;  in pif_status()
384 		lif->v6 = ((struct sockaddr_in6 *)&lifr.lf)->sin6_addr; \
386 		lif->v4 = ((struct sockaddr_in *)&lifr.lf)->sin_addr.s_addr; \
406 	dhcp_lif_t *lif;  in insert_lif()  local
410 	if ((lif = calloc(1, sizeof (*lif))) == NULL) {  in insert_lif()
417 	lif->lif_sock_ip_fd = -1;  in insert_lif()
418 	lif->lif_packet_id = -1;  in insert_lif()
419 	lif->lif_iaid_id = -1;  in insert_lif()
420 	lif->lif_hold_count = 1;  in insert_lif()
421 	lif->lif_pif = pif;  in insert_lif()
422 	lif->lif_removed = B_TRUE;  in insert_lif()
423 	init_timer(&lif->lif_preferred, 0);  in insert_lif()
424 	init_timer(&lif->lif_expire, 0);  in insert_lif()
426 	if (strlcpy(lif->lif_name, lname, LIFNAMSIZ) >= LIFNAMSIZ) {  in insert_lif()
438 		lif->lif_max = 1024;  in insert_lif()
440 		lif->lif_max = lifr.lifr_mtu;  in insert_lif()
467 	lif->lif_flags = lifr.lifr_flags;  in insert_lif()
494 		lif->lif_broadcast =  in insert_lif()
504 	lif->lif_removed = B_FALSE;  in insert_lif()
505 	insque(lif, &pif->pif_lifs);  in insert_lif()
507 	return (lif);  in insert_lif()
510 	release_lif(lif);  in insert_lif()
522 hold_lif(dhcp_lif_t *lif)  in hold_lif()  argument
524 	lif->lif_hold_count++;  in hold_lif()
525 	dhcpmsg(MSG_DEBUG2, "hold_lif: hold count on %s: %u", lif->lif_name,  in hold_lif()
526 	    lif->lif_hold_count);  in hold_lif()
538 release_lif(dhcp_lif_t *lif)  in release_lif()  argument
540 	if (lif->lif_hold_count == 0) {  in release_lif()
542 		    lif->lif_name);  in release_lif()
546 	if (lif->lif_hold_count == 1 && !lif->lif_removed) {  in release_lif()
547 		unplumb_lif(lif);  in release_lif()
551 	if (--lif->lif_hold_count == 0) {  in release_lif()
555 		    lif->lif_name);  in release_lif()
557 		if (lif->lif_lease != NULL)  in release_lif()
560 		close_ip_lif(lif);  in release_lif()
561 		pif = lif->lif_pif;  in release_lif()
567 		free(lif);  in release_lif()
570 		    lif->lif_name, lif->lif_hold_count);  in release_lif()
584 remove_lif(dhcp_lif_t *lif)  in remove_lif()  argument
586 	if (lif->lif_plumbed) {  in remove_lif()
588 		    lif->lif_name);  in remove_lif()
591 	if (lif->lif_removed) {  in remove_lif()
593 		    lif->lif_name);  in remove_lif()
598 		dhcpmsg(MSG_DEBUG2, "remove_lif: removing %s", lif->lif_name);  in remove_lif()
599 		lif->lif_removed = B_TRUE;  in remove_lif()
600 		lifnext = lif->lif_next;  in remove_lif()
601 		clear_lif_dhcp(lif);  in remove_lif()
602 		cancel_lif_timers(lif);  in remove_lif()
603 		if (lif->lif_iaid_id != -1 &&  in remove_lif()
604 		    iu_cancel_timer(tq, lif->lif_iaid_id, NULL) == 1) {  in remove_lif()
605 			lif->lif_iaid_id = -1;  in remove_lif()
606 			release_lif(lif);  in remove_lif()
610 		remque(lif);  in remove_lif()
613 		if ((dlp = lif->lif_lease) != NULL) {  in remove_lif()
616 			else if (dlp->dl_lifs == lif)  in remove_lif()
618 			if (lif->lif_declined != NULL) {  in remove_lif()
620 				lif->lif_declined = NULL;  in remove_lif()
622 			if (lif->lif_dad_wait) {  in remove_lif()
623 				lif->lif_dad_wait = _B_FALSE;  in remove_lif()
626 			lif->lif_lease = NULL;  in remove_lif()
627 			release_lif(lif);  in remove_lif()
644 	dhcp_lif_t *lif;  in lookup_lif_by_name()  local
646 	for (lif = pif->pif_lifs; lif != NULL; lif = lif->lif_next) {  in lookup_lif_by_name()
647 		if (strcmp(lif->lif_name, lname) == 0)  in lookup_lif_by_name()
651 	return (lif);  in lookup_lif_by_name()
665 checkaddr(const dhcp_lif_t *lif, int ioccmd, const in6_addr_t *addr,  in checkaddr()  argument
675 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in checkaddr()
677 	isv6 = lif->lif_pif->pif_isv6;  in checkaddr()
683 			    lif->lif_name);  in checkaddr()
688 		    lif->lif_name, ioccmd, strerror(errno));  in checkaddr()
697 			    lif->lif_name, inet_ntop(AF_INET6, &sin6->sin6_addr,  in checkaddr()
711 			    lif->lif_name, inet_ntop(AF_INET, &sinp->sin_addr,  in checkaddr()
728 verify_lif(const dhcp_lif_t *lif)  in verify_lif()  argument
733 	dhcp_pif_t *pif = lif->lif_pif;  in verify_lif()
736 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in verify_lif()
745 			    lif->lif_name);  in verify_lif()
753 	if ((lif->lif_flags ^ lifr.lifr_flags) & DHCP_IFF_WATCH) {  in verify_lif()
755 		    "%llx to %llx (%llx)", lif->lif_name, lif->lif_flags,  in verify_lif()
756 		    lifr.lifr_flags, (lif->lif_flags ^ lifr.lifr_flags) &  in verify_lif()
767 			    "on %s", lif->lif_name);  in verify_lif()
774 		    lif->lif_name, pif->pif_index, lifr.lifr_index);  in verify_lif()
805 	if (!checkaddr(lif, SIOCGLIFADDR, &lif->lif_v6addr, "local address"))  in verify_lif()
813 		return (!(lif->lif_flags & IFF_POINTOPOINT) ||  in verify_lif()
814 		    checkaddr(lif, SIOCGLIFDSTADDR, &lif->lif_v6peer,  in verify_lif()
817 		if (!checkaddr(lif, SIOCGLIFNETMASK, &lif->lif_v6mask,  in verify_lif()
821 		return (checkaddr(lif,  in verify_lif()
822 		    (lif->lif_flags & IFF_POINTOPOINT) ? SIOCGLIFDSTADDR :  in verify_lif()
823 		    SIOCGLIFBRDADDR, &lif->lif_v6peer, "peer address"));  in verify_lif()
839 canonize_lif(dhcp_lif_t *lif, boolean_t dhcponly)  in canonize_lif()  argument
849 	if (IN6_IS_ADDR_UNSPECIFIED(&lif->lif_v6addr))  in canonize_lif()
852 	isv6 = lif->lif_pif->pif_isv6;  in canonize_lif()
854 	    isv6 ? 6 : 4, lif->lif_name);  in canonize_lif()
856 	lif->lif_v6addr = my_in6addr_any;  in canonize_lif()
857 	lif->lif_v6mask = my_in6addr_any;  in canonize_lif()
858 	lif->lif_v6peer = my_in6addr_any;  in canonize_lif()
861 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in canonize_lif()
868 			    lif->lif_name);  in canonize_lif()
872 	lif->lif_flags = lifr.lifr_flags;  in canonize_lif()
877 		    lif->lif_name, lifr.lifr_flags);  in canonize_lif()
899 		    lif->lif_name);  in canonize_lif()
903 	if (lif->lif_dad_wait) {  in canonize_lif()
904 		lif->lif_dad_wait = _B_FALSE;  in canonize_lif()
905 		lif->lif_lease->dl_smach->dsm_lif_wait--;  in canonize_lif()
908 	if (lif->lif_flags & IFF_POINTOPOINT) {  in canonize_lif()
912 			    lif->lif_name);  in canonize_lif()
918 			    lif->lif_name);  in canonize_lif()
931 			    lif->lif_name);  in canonize_lif()
940 				    "netmask on %s", lif->lif_name);  in canonize_lif()
943 				lif->lif_netmask =  in canonize_lif()
964 	dhcp_lif_t *lif;  in plumb_lif()  local
972 	for (lif = pif->pif_lifs; lif != NULL; lif = lif->lif_next) {  in plumb_lif()
973 		if (IN6_ARE_ADDR_EQUAL(&lif->lif_v6addr, addr)) {  in plumb_lif()
1028 	if ((lif = insert_lif(pif, lifr.lifr_name, &error)) == NULL)  in plumb_lif()
1032 	    lif->lif_name);  in plumb_lif()
1033 	lif->lif_plumbed = B_TRUE;  in plumb_lif()
1035 	return (lif);  in plumb_lif()
1055 unplumb_lif(dhcp_lif_t *lif)  in unplumb_lif()  argument
1059 	if (lif->lif_plumbed) {  in unplumb_lif()
1063 		(void) strlcpy(lifr.lifr_name, lif->lif_name,  in unplumb_lif()
1068 			    lif->lif_name);  in unplumb_lif()
1070 		lif->lif_plumbed = B_FALSE;  in unplumb_lif()
1078 	if ((dlp = lif->lif_lease) != NULL && dlp->dl_smach->dsm_lif == lif) {  in unplumb_lif()
1079 		canonize_lif(lif, B_TRUE);  in unplumb_lif()
1080 		cancel_lif_timers(lif);  in unplumb_lif()
1081 		if (lif->lif_declined != NULL) {  in unplumb_lif()
1083 			lif->lif_declined = NULL;  in unplumb_lif()
1087 		lif->lif_lease = NULL;  in unplumb_lif()
1088 		release_lif(lif);  in unplumb_lif()
1090 		remove_lif(lif);  in unplumb_lif()
1140 set_lif_dhcp(dhcp_lif_t *lif)  in set_lif_dhcp()  argument
1145 	dhcp_pif_t *pif = lif->lif_pif;  in set_lif_dhcp()
1149 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in set_lif_dhcp()
1154 		    lif->lif_name);  in set_lif_dhcp()
1157 	lif->lif_flags = lifr.lifr_flags;  in set_lif_dhcp()
1166 		    lif->lif_name, lifr.lifr_flags);  in set_lif_dhcp()
1178 		    " on %s", lif->lif_name);  in set_lif_dhcp()
1194 			    lif->lif_name);  in set_lif_dhcp()
1197 		lif->lif_flags = lifr.lifr_flags;  in set_lif_dhcp()
1211 clear_lif_dhcp(dhcp_lif_t *lif)  in clear_lif_dhcp()  argument
1216 	fd = lif->lif_pif->pif_isv6 ? v6_sock_fd : v4_sock_fd;  in clear_lif_dhcp()
1218 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in clear_lif_dhcp()
1226 	lif->lif_flags = lifr.lifr_flags &= ~IFF_DHCPRUNNING;  in clear_lif_dhcp()
1240 set_lif_deprecated(dhcp_lif_t *lif)  in set_lif_deprecated()  argument
1245 	if (lif->lif_flags & IFF_DEPRECATED)  in set_lif_deprecated()
1248 	fd = lif->lif_pif->pif_isv6 ? v6_sock_fd : v4_sock_fd;  in set_lif_deprecated()
1250 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in set_lif_deprecated()
1260 	lif->lif_flags = lifr.lifr_flags;  in set_lif_deprecated()
1274 clear_lif_deprecated(dhcp_lif_t *lif)  in clear_lif_deprecated()  argument
1279 	fd = lif->lif_pif->pif_isv6 ? v6_sock_fd : v4_sock_fd;  in clear_lif_deprecated()
1281 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in clear_lif_deprecated()
1285 		    lif->lif_name);  in clear_lif_deprecated()
1296 		    "are %llx", lif->lif_name, lifr.lifr_flags);  in clear_lif_deprecated()
1313 		    lif->lif_name);  in clear_lif_deprecated()
1316 		lif->lif_flags = lifr.lifr_flags;  in clear_lif_deprecated()
1331 open_ip_lif(dhcp_lif_t *lif, in_addr_t addr_hbo, boolean_t bringup)  in open_ip_lif()  argument
1338 	dhcp_pif_t *pif = lif->lif_pif;  in open_ip_lif()
1340 	if (lif->lif_sock_ip_fd != -1) {  in open_ip_lif()
1342 		    lif->lif_name);  in open_ip_lif()
1346 	lif->lif_sock_ip_fd = socket(AF_INET, SOCK_DGRAM, 0);  in open_ip_lif()
1347 	if (lif->lif_sock_ip_fd == -1) {  in open_ip_lif()
1352 	if (!bind_sock(lif->lif_sock_ip_fd, IPPORT_BOOTPC, addr_hbo)) {  in open_ip_lif()
1366 		if (setsockopt(lif->lif_sock_ip_fd, IPPROTO_IP, IP_UNSPEC_SRC,  in open_ip_lif()
1372 		if (setsockopt(lif->lif_sock_ip_fd, IPPROTO_IP, IP_DHCPINIT_IF,  in open_ip_lif()
1385 	if (setsockopt(lif->lif_sock_ip_fd, IPPROTO_IP, IP_BROADCAST_TTL, &ttl,  in open_ip_lif()
1392 	if (setsockopt(lif->lif_sock_ip_fd, IPPROTO_IP, IP_BOUND_IF, &ifindex,  in open_ip_lif()
1398 	(void) strlcpy(lifr.lifr_name, lif->lif_name, LIFNAMSIZ);  in open_ip_lif()
1418 	lif->lif_flags = lifr.lifr_flags;  in open_ip_lif()
1428 		canonize_lif(lif, B_FALSE);  in open_ip_lif()
1435 		lif->lif_flags = lifr.lifr_flags;  in open_ip_lif()
1446 		lif->lif_netmask =  in open_ip_lif()
1474 	lif->lif_packet_id = iu_register_event(eh, lif->lif_sock_ip_fd, POLLIN,  in open_ip_lif()
1475 	    dhcp_packet_lif, lif);  in open_ip_lif()
1476 	if (lif->lif_packet_id == -1) {  in open_ip_lif()
1483 	dhcpmsg(MSG_ERR, "open_ip_lif: %s: %s", lif->lif_name, errmsg);  in open_ip_lif()
1484 	close_ip_lif(lif);  in open_ip_lif()
1496 close_ip_lif(dhcp_lif_t *lif)  in close_ip_lif()  argument
1498 	if (lif->lif_packet_id != -1) {  in close_ip_lif()
1499 		(void) iu_unregister_event(eh, lif->lif_packet_id, NULL);  in close_ip_lif()
1500 		lif->lif_packet_id = -1;  in close_ip_lif()
1502 	if (lif->lif_sock_ip_fd != -1) {  in close_ip_lif()
1503 		(void) close(lif->lif_sock_ip_fd);  in close_ip_lif()
1504 		lif->lif_sock_ip_fd = -1;  in close_ip_lif()
1519 lif_mark_decline(dhcp_lif_t *lif, const char *reason)  in lif_mark_decline()  argument
1521 	if (lif->lif_declined == NULL) {  in lif_mark_decline()
1524 		lif->lif_declined = reason;  in lif_mark_decline()
1525 		if ((dlp = lif->lif_lease) != NULL)  in lif_mark_decline()
1540 schedule_lif_timer(dhcp_lif_t *lif, dhcp_timer_t *dt, iu_tq_callback_t *expire)  in schedule_lif_timer()  argument
1549 		release_lif(lif);  in schedule_lif_timer()
1552 	if (schedule_timer(dt, expire, lif)) {  in schedule_lif_timer()
1553 		hold_lif(lif);  in schedule_lif_timer()
1571 cancel_lif_timer(dhcp_lif_t *lif, dhcp_timer_t *dt)  in cancel_lif_timer()  argument
1578 		    lif->lif_name);  in cancel_lif_timer()
1579 		release_lif(lif);  in cancel_lif_timer()
1583 		    lif->lif_name);  in cancel_lif_timer()
1595 cancel_lif_timers(dhcp_lif_t *lif)  in cancel_lif_timers()  argument
1597 	cancel_lif_timer(lif, &lif->lif_preferred);  in cancel_lif_timers()
1598 	cancel_lif_timer(lif, &lif->lif_expire);  in cancel_lif_timers()
1616 		dhcp_lif_t *lif;  in get_max_mtu()  local
1623 			for (lif = pif->pif_lifs; lif != NULL;  in get_max_mtu()
1624 			    lif = lif->lif_next) {  in get_max_mtu()
1625 				(void) strlcpy(lifr.lifr_name, lif->lif_name,  in get_max_mtu()
1649 	dhcp_lif_t *lif;  in expired_lif_state()  local
1656 		lif = dlp->dl_lifs;  in expired_lif_state()
1659 		for (; nlifs > 0; nlifs--, lif = lif->lif_next) {  in expired_lif_state()
1660 			if (lif->lif_expired)  in expired_lif_state()
1685 	dhcp_lif_t *lif;  in find_expired_lif()  local
1689 		lif = dlp->dl_lifs;  in find_expired_lif()
1691 		for (; nlifs > 0; nlifs--, lif = lif->lif_next) {  in find_expired_lif()
1692 			if (lif->lif_expired)  in find_expired_lif()
1693 				return (lif);  in find_expired_lif()