62 send_v6_request(dhcp_smach_t *dsmp)  in send_v6_request()  argument
67 	dpkt = init_pkt(dsmp, DHCPV6_MSG_REQUEST);  in send_v6_request()
68 	(void) add_pkt_opt(dpkt, DHCPV6_OPT_SERVERID, dsmp->dsm_serverid,  in send_v6_request()
69 	    dsmp->dsm_serveridlen);  in send_v6_request()
72 	d6in.d6in_iaid = htonl(dsmp->dsm_lif->lif_iaid);  in send_v6_request()
80 	(void) add_pkt_prl(dpkt, dsmp);  in send_v6_request()
82 	(void) send_pkt_v6(dsmp, dpkt, dsmp->dsm_server, stop_requesting,  in send_v6_request()
86 	(void) set_smach_state(dsmp, REQUESTING);  in send_v6_request()
100 server_unicast_option(dhcp_smach_t *dsmp, PKT_LIST *plp)  in server_unicast_option()  argument
110 	} else if (olen != sizeof (dsmp->dsm_server)) {  in server_unicast_option()
129 			dsmp->dsm_server = addr;  in server_unicast_option()
150 	dhcp_smach_t		*dsmp = arg;  in dhcp_requesting()  local
154 	boolean_t		isv6 = dsmp->dsm_isv6;  in dhcp_requesting()
164 		    isv6 ? 6 : 4, dsmp->dsm_name);  in dhcp_requesting()
165 		dsmp->dsm_offer_timer = -1;  in dhcp_requesting()
166 		if (!verify_smach(dsmp))  in dhcp_requesting()
169 		cancel_offer_timer(dsmp);  in dhcp_requesting()
176 	offer = select_best(dsmp);  in dhcp_requesting()
181 		    dsmp->dsm_name);  in dhcp_requesting()
188 		if ((dsmp->dsm_offer_timer = iu_schedule_timer(tq,  in dhcp_requesting()
189 		    dsmp->dsm_offer_wait, dhcp_requesting, dsmp)) == -1) {  in dhcp_requesting()
199 			    "%s", dsmp->dsm_name);  in dhcp_requesting()
201 			stop_pkt_retransmission(dsmp);  in dhcp_requesting()
202 			(void) set_smach_state(dsmp, INIT);  in dhcp_requesting()
203 			dsmp->dsm_dflags |= DHCP_IF_FAILED;  in dhcp_requesting()
204 			ipc_action_finish(dsmp, DHCP_IPC_E_MEMORY);  in dhcp_requesting()
206 			hold_smach(dsmp);  in dhcp_requesting()
220 		free_pkt_list(&dsmp->dsm_recv_pkt_list);  in dhcp_requesting()
224 	stop_pkt_retransmission(dsmp);  in dhcp_requesting()
231 		free_pkt_list(&dsmp->dsm_recv_pkt_list);  in dhcp_requesting()
233 		if (!set_smach_state(dsmp, REQUESTING)) {  in dhcp_requesting()
234 			dhcp_restart(dsmp);  in dhcp_requesting()
238 		if (!dhcp_bound(dsmp, offer)) {  in dhcp_requesting()
240 			    "failed for %s", dsmp->dsm_name);  in dhcp_requesting()
241 			dhcp_restart(dsmp);  in dhcp_requesting()
257 		print_server_msg(dsmp, msg, msglen);  in dhcp_requesting()
260 		if (!save_server_id(dsmp, offer))  in dhcp_requesting()
268 		server_unicast_option(dsmp, offer);  in dhcp_requesting()
270 		send_v6_request(dsmp);  in dhcp_requesting()
274 			print_server_msg(dsmp,  in dhcp_requesting()
284 		dpkt = init_pkt(dsmp, REQUEST);  in dhcp_requesting()
298 		    htons(dsmp->dsm_lif->lif_max - sizeof (struct udpiphdr)));  in dhcp_requesting()
309 		(void) add_pkt_prl(dpkt, dsmp);  in dhcp_requesting()
316 		if (dsmp->dsm_reqhost != NULL) {  in dhcp_requesting()
317 			(void) add_pkt_opt(dpkt, CD_HOSTNAME, dsmp->dsm_reqhost,  in dhcp_requesting()
318 			    strlen(dsmp->dsm_reqhost));  in dhcp_requesting()
327 		if (!set_smach_state(dsmp, REQUESTING)) {  in dhcp_requesting()
330 			    dsmp->dsm_name);  in dhcp_requesting()
334 		(void) send_pkt(dsmp, dpkt, htonl(INADDR_BROADCAST),  in dhcp_requesting()
344 	dsmp->dsm_dflags |= DHCP_IF_FAILED;  in dhcp_requesting()
345 	(void) set_smach_state(dsmp, INIT);  in dhcp_requesting()
346 	ipc_action_finish(dsmp, DHCP_IPC_E_MEMORY);  in dhcp_requesting()
347 	free_pkt_list(&dsmp->dsm_recv_pkt_list);  in dhcp_requesting()
360 compute_points_v6(const PKT_LIST *pkt, const dhcp_smach_t *dsmp)  in compute_points_v6()  argument
392 		    abuf, sizeof (abuf)), dsmp->dsm_name);  in compute_points_v6()
429 	for (i = 0; i < dsmp->dsm_prllen; i++) {  in compute_points_v6()
430 		if (dhcpv6_pkt_option(pkt, NULL, dsmp->dsm_prl[i], NULL) !=  in compute_points_v6()
532 select_best(dhcp_smach_t *dsmp)  in select_best()  argument
534 	PKT_LIST	*current = dsmp->dsm_recv_pkt_list;  in select_best()
556 		    compute_points_v6(current, dsmp) :  in select_best()
606 accept_v4_acknak(dhcp_smach_t *dsmp, PKT_LIST *plp)  in accept_v4_acknak()  argument
609 	dsmp->dsm_received++;  in accept_v4_acknak()
612 		if (dsmp->dsm_state != INFORM_SENT &&  in accept_v4_acknak()
613 		    dsmp->dsm_state != INFORMATION &&  in accept_v4_acknak()
618 			    dsmp->dsm_name);  in accept_v4_acknak()
619 			dsmp->dsm_bad_offers++;  in accept_v4_acknak()
623 		if ((dsmp->dsm_state == RENEWING ||  in accept_v4_acknak()
624 		    dsmp->dsm_state == REBINDING) &&  in accept_v4_acknak()
625 		    dsmp->dsm_leases->dl_lifs->lif_addr !=  in accept_v4_acknak()
630 			dsmp->dsm_bad_offers++;  in accept_v4_acknak()
641 	stop_pkt_retransmission(dsmp);  in accept_v4_acknak()
645 		    dsmp->dsm_name);  in accept_v4_acknak()
646 		dsmp->dsm_bad_offers++;  in accept_v4_acknak()
648 		dhcp_restart(dsmp);  in accept_v4_acknak()
656 		(void) remove_hostconf(dsmp->dsm_name, dsmp->dsm_isv6);  in accept_v4_acknak()
663 		    "server id on %s", dsmp->dsm_name);  in accept_v4_acknak()
664 		dsmp->dsm_bad_offers++;  in accept_v4_acknak()
666 		dhcp_restart(dsmp);  in accept_v4_acknak()
671 		print_server_msg(dsmp, (char *)plp->opts[CD_MESSAGE]->value,  in accept_v4_acknak()
675 	dhcpmsg(MSG_VERBOSE, "accept_v4_acknak: ACK on %s", dsmp->dsm_name);  in accept_v4_acknak()
676 	if (!dhcp_bound(dsmp, plp)) {  in accept_v4_acknak()
678 		    "for %s", dsmp->dsm_name);  in accept_v4_acknak()
679 		dhcp_restart(dsmp);  in accept_v4_acknak()
695 accept_v6_message(dhcp_smach_t *dsmp, PKT_LIST *plp, const char *pname,  in accept_v6_message()  argument
705 	dsmp->dsm_received++;  in accept_v6_message()
710 		    "on %s", dsmp->dsm_name);  in accept_v6_message()
720 	if (d6o == NULL || olen != dsmp->dsm_cidlen ||  in accept_v6_message()
721 	    memcmp(d6o + 1, dsmp->dsm_cid, olen) != 0) {  in accept_v6_message()
724 		    pname, dsmp->dsm_name, d6o == NULL ? "no" : "wrong");  in accept_v6_message()
744 		    pname, dsmp->dsm_name);  in accept_v6_message()
748 	if (recv_type == DHCPV6_MSG_REPLY && dsmp->dsm_state != SELECTING &&  in accept_v6_message()
749 	    dsmp->dsm_state != INIT_REBOOT && dsmp->dsm_state != REBINDING &&  in accept_v6_message()
750 	    dsmp->dsm_state != INFORM_SENT) {  in accept_v6_message()
752 		if (olen != dsmp->dsm_serveridlen ||  in accept_v6_message()
753 		    memcmp(d6o + 1, dsmp->dsm_serverid, olen) != 0) {  in accept_v6_message()
755 			    "%s: wrong Server ID", pname, dsmp->dsm_name);  in accept_v6_message()
766 	switch (dsmp->dsm_state) {  in accept_v6_message()
774 				    dsmp->dsm_name);  in accept_v6_message()
779 			    dsmp->dsm_name);  in accept_v6_message()
780 			cancel_offer_timer(dsmp);  in accept_v6_message()
796 			pkt_smach_enqueue(dsmp, plp);  in accept_v6_message()
798 			    " immediate Request on %s", dsmp->dsm_name);  in accept_v6_message()
799 			dhcp_requesting(NULL, dsmp);  in accept_v6_message()
801 			pkt_smach_enqueue(dsmp, plp);  in accept_v6_message()
825 		    dsmp->dsm_name);  in accept_v6_message()
844 			    &dsmp->dsm_send_dest.v6.sin6_addr)) {  in accept_v6_message()
848 				dsmp->dsm_send_dest.v6.sin6_addr =  in accept_v6_message()
850 				retransmit_now(dsmp);  in accept_v6_message()
854 		print_server_msg(dsmp, msg, msglen);  in accept_v6_message()
864 			if (dhcp_bound(dsmp, plp)) {  in accept_v6_message()
869 				server_unicast_option(dsmp, plp);  in accept_v6_message()
871 				stop_pkt_retransmission(dsmp);  in accept_v6_message()
873 				    "dhcp_bound failed for %s", dsmp->dsm_name);  in accept_v6_message()
874 				(void) remove_hostconf(dsmp->dsm_name,  in accept_v6_message()
875 				    dsmp->dsm_isv6);  in accept_v6_message()
876 				dhcp_restart(dsmp);  in accept_v6_message()
881 			stop_pkt_retransmission(dsmp);  in accept_v6_message()
883 			if (dsmp->dsm_state == INFORM_SENT) {  in accept_v6_message()
884 				(void) set_smach_state(dsmp, INIT);  in accept_v6_message()
885 				ipc_action_finish(dsmp, DHCP_IPC_E_SRVFAILED);  in accept_v6_message()
887 				(void) remove_hostconf(dsmp->dsm_name,  in accept_v6_message()
888 				    dsmp->dsm_isv6);  in accept_v6_message()
889 				request_failed(dsmp);  in accept_v6_message()
900 		stop_pkt_retransmission(dsmp);  in accept_v6_message()
909 			print_server_msg(dsmp, msg, msglen);  in accept_v6_message()
915 		if (dsmp->dsm_leases == NULL) {  in accept_v6_message()
917 			    "leases left", dsmp->dsm_name);  in accept_v6_message()
918 			dhcp_restart(dsmp);  in accept_v6_message()
919 		} else if (dsmp->dsm_lif_wait == 0) {  in accept_v6_message()
920 			(void) set_smach_state(dsmp, BOUND);  in accept_v6_message()
922 			(void) set_smach_state(dsmp, PRE_BOUND);  in accept_v6_message()
932 		stop_pkt_retransmission(dsmp);  in accept_v6_message()
940 			print_server_msg(dsmp, msg, msglen);  in accept_v6_message()
946 		finished_smach(dsmp, DHCP_IPC_SUCCESS);  in accept_v6_message()
955 	    pname, dsmp->dsm_name, dhcp_state_to_string(dsmp->dsm_state));  in accept_v6_message()
982 	dhcp_smach_t	*dsmp;  in dhcp_acknak_global()  local
1006 	for (dsmp = lookup_smach_by_xid(xid, NULL, isv6); dsmp != NULL;  in dhcp_acknak_global()
1007 	    dsmp = lookup_smach_by_xid(xid, dsmp, isv6)) {  in dhcp_acknak_global()
1008 		pif = dsmp->dsm_lif->lif_pif;  in dhcp_acknak_global()
1014 	if (dsmp == NULL) {  in dhcp_acknak_global()
1033 		sock = dsmp->dsm_lif->lif_sock_ip_fd;  in dhcp_acknak_global()
1047 		accept_v6_message(dsmp, plp, pname, recv_type);  in dhcp_acknak_global()
1049 		accept_v4_acknak(dsmp, plp);  in dhcp_acknak_global()
1067 request_failed(dhcp_smach_t *dsmp)  in request_failed()  argument
1071 	dsmp->dsm_server = ipv6_all_dhcp_relay_and_servers;  in request_failed()
1072 	if ((offer = select_best(dsmp)) != NULL) {  in request_failed()
1073 		insque(offer, &dsmp->dsm_recv_pkt_list);  in request_failed()
1074 		dhcp_requesting(NULL, dsmp);  in request_failed()
1077 		    dsmp->dsm_name);  in request_failed()
1078 		dhcp_selecting(dsmp);  in request_failed()
1104 	dhcp_smach_t	*dsmp;  in dhcp_packet_lif()  local
1124 	for (dsmp = lookup_smach_by_xid(xid, NULL, B_FALSE); dsmp != NULL;  in dhcp_packet_lif()
1125 	    dsmp = lookup_smach_by_xid(xid, dsmp, B_FALSE)) {  in dhcp_packet_lif()
1126 		if (dsmp->dsm_lif == lif)  in dhcp_packet_lif()
1130 	if (dsmp == NULL)  in dhcp_packet_lif()
1138 		accept_v4_acknak(dsmp, plp);  in dhcp_packet_lif()
1140 		if (is_bound_state(dsmp->dsm_state))  in dhcp_packet_lif()
1146 		pkt_smach_enqueue(dsmp, plp);  in dhcp_packet_lif()
1152 	    dsmp == NULL ? "unknown state machine" : "bound");  in dhcp_packet_lif()
1166 dhcp_restart(dhcp_smach_t *dsmp)  in dhcp_restart()  argument
1168 	if (dsmp->dsm_state == INFORM_SENT || dsmp->dsm_state == INFORMATION)  in dhcp_restart()
1179 	deprecate_leases(dsmp);  in dhcp_restart()
1181 	if (!set_start_timer(dsmp)) {  in dhcp_restart()
1183 		    "reverting to INIT state on %s", dsmp->dsm_name);  in dhcp_restart()
1185 		(void) set_smach_state(dsmp, INIT);  in dhcp_restart()
1186 		dsmp->dsm_dflags |= DHCP_IF_FAILED;  in dhcp_restart()
1187 		ipc_action_finish(dsmp, DHCP_IPC_E_MEMORY);  in dhcp_restart()
1190 		    dsmp->dsm_name);  in dhcp_restart()
1203 stop_requesting(dhcp_smach_t *dsmp, unsigned int n_requests)  in stop_requesting()  argument
1207 	maxreq = dsmp->dsm_isv6 ? DHCPV6_REQ_MAX_RC : DHCP_MAX_REQUESTS;  in stop_requesting()
1211 		    dsmp->dsm_name);  in stop_requesting()
1213 		request_failed(dsmp);  in stop_requesting()