sys/netinet6/sctp6_usrreq.c

205     struct sctphdr *sh, struct sctp_tcb *stcb, struct sctp_nets *net)
209 	if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
214 	if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag))
229 	sctp_timer_stop(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, NULL, SCTP_FROM_SCTP6_USRREQ + SCTP_LOC_1);
239 	if (stcb->asoc.smallest_mtu > nxtsz) {
243 		stcb->asoc.smallest_mtu = nxtsz;
246 		TAILQ_FOREACH(chk, &stcb->asoc.send_queue, sctp_next) {
251 		TAILQ_FOREACH(chk, &stcb->asoc.sent_queue, sctp_next) {
259 					stcb->asoc.sent_queue_retran_cnt++;
267 				stcb->asoc.total_flight -= chk->send_size;
272 	sctp_timer_start(SCTP_TIMER_TYPE_PATHMTURAISE, inp, stcb, NULL);
274 	if (stcb) {
275 		SCTP_TCB_UNLOCK(stcb);
285     struct sctp_tcb *stcb,
294 	if ((inp == NULL) || (stcb == NULL) || (net == NULL) ||
296 		if (stcb)
297 			SCTP_TCB_UNLOCK(stcb);
301 	if (ntohl(sh->v_tag) != (stcb->asoc.peer_vtag)) {
302 		SCTP_TCB_UNLOCK(stcb);
307 		SCTP_TCB_UNLOCK(stcb);
330 			    stcb, 0, (void *)net, SCTP_SO_NOT_LOCKED);
332 		SCTP_TCB_UNLOCK(stcb);
342 		sctp_abort_notification(stcb, 1, 0, NULL, SCTP_SO_NOT_LOCKED);
345 		atomic_add_int(&stcb->asoc.refcnt, 1);
346 		SCTP_TCB_UNLOCK(stcb);
348 		SCTP_TCB_LOCK(stcb);
349 		atomic_subtract_int(&stcb->asoc.refcnt, 1);
351 		(void)sctp_free_assoc(inp, stcb, SCTP_NORMAL_PROC, SCTP_FROM_SCTP_USRREQ + SCTP_LOC_2);
354 		/* SCTP_TCB_UNLOCK(stcb); MT: I think this is not needed. */
358 		SCTP_TCB_UNLOCK(stcb);
397 		struct sctp_tcb *stcb = NULL;
419 		stcb = sctp_findassociation_addr_sa((struct sockaddr *)&final,
422 		/* inp's ref-count increased && stcb locked */
423 		if (stcb != NULL && inp && (inp->sctp_socket != NULL)) {
428 				    stcb,
430 				/* inp's ref-count reduced && stcb unlocked */
434 				    stcb, net);
435 				/* inp's ref-count reduced && stcb unlocked */
448 			if (stcb)
449 				SCTP_TCB_UNLOCK(stcb);
465 	struct sctp_tcb *stcb;
487 	stcb = sctp_findassociation_addr_sa(sin6tosa(&addrs[1]),
490 	if (stcb == NULL || inp == NULL || inp->sctp_socket == NULL) {
491 		if ((inp != NULL) && (stcb == NULL)) {
501 	SCTP_TCB_UNLOCK(stcb);
845 	struct sctp_tcb *stcb;
940 		stcb = LIST_FIRST(&inp->sctp_asoc_list);
941 		if (stcb) {
942 			SCTP_TCB_UNLOCK(stcb);
950 		stcb = sctp_findassociation_ep_addr(&inp, addr, NULL, NULL, NULL);
951 		if (stcb == NULL) {
958 	if (stcb != NULL) {
961 		SCTP_TCB_UNLOCK(stcb);
966 	stcb = sctp_aloc_assoc(inp, addr, &error, 0, vrf_id, p);
968 	if (stcb == NULL) {
972 	if (stcb->sctp_ep->sctp_flags & SCTP_PCB_FLAGS_TCPTYPE) {
973 		stcb->sctp_ep->sctp_flags |= SCTP_PCB_FLAGS_CONNECTED;
977 	stcb->asoc.state = SCTP_STATE_COOKIE_WAIT;
978 	(void)SCTP_GETTIME_TIMEVAL(&stcb->asoc.time_entered);
981 	sctp_initialize_auth_params(inp, stcb);
983 	sctp_send_initiate(inp, stcb, SCTP_SO_LOCKED);
984 	SCTP_TCB_UNLOCK(stcb);
1018 			struct sctp_tcb *stcb;
1023 			stcb = LIST_FIRST(&inp->sctp_asoc_list);
1024 			if (stcb == NULL) {
1029 			TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
1045 			sctp_ifa = sctp_source_address_selection(inp, stcb, (sctp_route_t *) & net->ro, net, 0, vrf_id);
1093 	struct sctp_tcb *stcb;
1113 	stcb = LIST_FIRST(&inp->sctp_asoc_list);
1114 	if (stcb) {
1115 		SCTP_TCB_LOCK(stcb);
1118 	if (stcb == NULL) {
1124 	TAILQ_FOREACH(net, &stcb->asoc.nets, sctp_next) {
1128 			sin6->sin6_port = stcb->rport;
1133 	SCTP_TCB_UNLOCK(stcb);