100 sctp_timer(sctp_t *sctp, mblk_t *mp, clock_t tim)  in sctp_timer()  argument
105 	ASSERT(sctp != NULL && mp != NULL);  in sctp_timer()
131 			SCTP_REFHOLD(sctp);  in sctp_timer()
157 sctp_timer_alloc(sctp_t *sctp, pfv_t func, int sleep)  in sctp_timer_alloc()  argument
162 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_timer_alloc()
179 		sctpt->sctpt_sctp = sctp;  in sctp_timer_alloc()
199 	sctp_t *sctp;  in sctp_timer_fire()  local
207 	sctp = sctpt->sctpt_sctp;  in sctp_timer_fire()
208 	ASSERT(sctp != NULL);  in sctp_timer_fire()
210 	mutex_enter(&sctp->sctp_lock);  in sctp_timer_fire()
211 	if (sctp->sctp_running) {  in sctp_timer_fire()
217 		if (sctp->sctp_timer_mp == NULL) {  in sctp_timer_fire()
218 			SCTP_REFHOLD(sctp);  in sctp_timer_fire()
219 			sctp->sctp_timer_mp = mp;  in sctp_timer_fire()
221 			linkb(sctp->sctp_timer_mp, mp);  in sctp_timer_fire()
224 		mutex_exit(&sctp->sctp_lock);  in sctp_timer_fire()
226 		sctp->sctp_running = B_TRUE;  in sctp_timer_fire()
227 		mutex_exit(&sctp->sctp_lock);  in sctp_timer_fire()
229 		sctp_timer_call(sctp, mp);  in sctp_timer_fire()
230 		WAKE_SCTP(sctp);  in sctp_timer_fire()
232 	SCTP_REFRELE(sctp);  in sctp_timer_fire()
365 sctp_timer_call(sctp_t *sctp, mblk_t *mp)  in sctp_timer_call()  argument
370 		(*sctpt->sctpt_pfv)(sctp, sctpt->sctpt_faddr);  in sctp_timer_call()
378 sctp_ack_timer(sctp_t *sctp)  in sctp_ack_timer()  argument
380 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_ack_timer()
382 	sctp->sctp_ack_timer_running = 0;  in sctp_ack_timer()
383 	sctp->sctp_sack_toggle = sctps->sctps_deferred_acks_max;  in sctp_ack_timer()
385 	(void) sctp_sack(sctp, NULL);  in sctp_ack_timer()
392 sctp_heartbeat_timer(sctp_t *sctp)  in sctp_heartbeat_timer()  argument
398 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_heartbeat_timer()
401 	if (sctp->sctp_strikes >= sctp->sctp_pa_max_rxt) {  in sctp_heartbeat_timer()
410 		if (sctps->sctps_reclaim || !sctp_is_a_faddr_clean(sctp)) {  in sctp_heartbeat_timer()
414 			sctp_assoc_event(sctp, SCTP_COMM_LOST, 0, NULL);  in sctp_heartbeat_timer()
415 			sctp_clean_death(sctp, sctp->sctp_client_errno ?  in sctp_heartbeat_timer()
416 			    sctp->sctp_client_errno : ETIMEDOUT);  in sctp_heartbeat_timer()
422 	if (sctp->sctp_state != SCTPS_ESTABLISHED) {  in sctp_heartbeat_timer()
436 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_heartbeat_timer()
453 			sctp_get_dest(sctp, fp);  in sctp_heartbeat_timer()
457 				    sctp_faddr_dead(sctp, fp,  in sctp_heartbeat_timer()
499 					sctp->sctp_strikes++;  in sctp_heartbeat_timer()
509 						if (sctp_faddr_dead(sctp, fp,  in sctp_heartbeat_timer()
519 						    sctp->sctp_rto_initial;  in sctp_heartbeat_timer()
522 						SCTP_CALC_RXT(sctp, fp,  in sctp_heartbeat_timer()
523 						    sctp->sctp_rto_max);  in sctp_heartbeat_timer()
561 				sctp_send_heartbeat(sctp, fp);  in sctp_heartbeat_timer()
567 	if (sctp->sctp_autoclose != 0) {  in sctp_heartbeat_timer()
570 		expire = sctp->sctp_active + sctp->sctp_autoclose;  in sctp_heartbeat_timer()
574 			sctp_send_shutdown(sctp, 0);  in sctp_heartbeat_timer()
584 	sctp_timer(sctp, sctp->sctp_heartbeat_mp, earliest_expiry);  in sctp_heartbeat_timer()
588 sctp_rexmit_timer(sctp_t *sctp, sctp_faddr_t *fp)  in sctp_rexmit_timer()  argument
591 	uint32_t	rto_max = sctp->sctp_rto_max;  in sctp_rexmit_timer()
592 	sctp_stack_t	*sctps = sctp->sctp_sctps;  in sctp_rexmit_timer()
604 		pa_max_retr = sctp->sctp_pa_max_rxt;  in sctp_rexmit_timer()
608 		pa_max_retr = MIN(sctp_pa_early_abort, sctp->sctp_pa_max_rxt);  in sctp_rexmit_timer()
612 	if (sctp->sctp_state < SCTPS_ESTABLISHED) {  in sctp_rexmit_timer()
613 		if (fp->sf_strikes >= sctp->sctp_max_init_rxt) {  in sctp_rexmit_timer()
617 			sctp_assoc_event(sctp, SCTP_CANT_STR_ASSOC, 0, NULL);  in sctp_rexmit_timer()
618 			sctp_clean_death(sctp, sctp->sctp_client_errno ?  in sctp_rexmit_timer()
619 			    sctp->sctp_client_errno : ETIMEDOUT);  in sctp_rexmit_timer()
622 	} else if (sctp->sctp_state >= SCTPS_ESTABLISHED) {  in sctp_rexmit_timer()
623 		if (sctp->sctp_strikes >= pa_max_retr) {  in sctp_rexmit_timer()
627 			sctp_assoc_event(sctp, SCTP_COMM_LOST, 0, NULL);  in sctp_rexmit_timer()
628 			sctp_clean_death(sctp, sctp->sctp_client_errno ?  in sctp_rexmit_timer()
629 			    sctp->sctp_client_errno : ETIMEDOUT);  in sctp_rexmit_timer()
635 		if (sctp_faddr_dead(sctp, fp, SCTP_FADDRS_DOWN) == -1) {  in sctp_rexmit_timer()
640 	switch (sctp->sctp_state) {  in sctp_rexmit_timer()
642 		(void) sctp_shutdown_received(sctp, NULL, B_FALSE, B_TRUE,  in sctp_rexmit_timer()
648 		if (sctp->sctp_xmit_head == NULL &&  in sctp_rexmit_timer()
649 		    sctp->sctp_xmit_unsent == NULL) {  in sctp_rexmit_timer()
651 			if (sctp->sctp_state == SCTPS_SHUTDOWN_PENDING) {  in sctp_rexmit_timer()
652 				sctp_send_shutdown(sctp, 1);  in sctp_rexmit_timer()
659 		sctp_rexmit(sctp, fp);  in sctp_rexmit_timer()
666 		BUMP_LOCAL(sctp->sctp_T1expire);  in sctp_rexmit_timer()
674 		mp = sctp_init_mp(sctp, fp);  in sctp_rexmit_timer()
678 			BUMP_LOCAL(sctp->sctp_opkts);  in sctp_rexmit_timer()
680 		rto_max = sctp->sctp_rto_max_init;  in sctp_rexmit_timer()
683 		BUMP_LOCAL(sctp->sctp_T1expire);  in sctp_rexmit_timer()
684 		if (sctp->sctp_cookie_mp == NULL) {  in sctp_rexmit_timer()
685 			sctp->sctp_state = SCTPS_COOKIE_WAIT;  in sctp_rexmit_timer()
688 		mp = dupmsg(sctp->sctp_cookie_mp);  in sctp_rexmit_timer()
692 		BUMP_LOCAL(sctp->sctp_opkts);  in sctp_rexmit_timer()
694 		rto_max = sctp->sctp_rto_max_init;  in sctp_rexmit_timer()
697 		BUMP_LOCAL(sctp->sctp_T2expire);  in sctp_rexmit_timer()
698 		sctp_send_shutdown(sctp, 1);  in sctp_rexmit_timer()
703 		ASSERT(sctp->sctp_xmit_head == NULL);  in sctp_rexmit_timer()
704 		ASSERT(sctp->sctp_xmit_unsent == NULL);  in sctp_rexmit_timer()
706 		BUMP_LOCAL(sctp->sctp_T2expire);  in sctp_rexmit_timer()
707 		(void) sctp_shutdown_received(sctp, NULL, B_FALSE, B_TRUE,  in sctp_rexmit_timer()
717 	sctp->sctp_strikes++;  in sctp_rexmit_timer()
718 	SCTP_CALC_RXT(sctp, fp, rto_max);  in sctp_rexmit_timer()
720 	SCTP_FADDR_TIMER_RESTART(sctp, fp, fp->sf_rto);  in sctp_rexmit_timer()
727 sctp_update_rtt(sctp_t *sctp, sctp_faddr_t *fp, clock_t delta)  in sctp_update_rtt()  argument
762 	if (fp->sf_rto < sctp->sctp_rto_min) {  in sctp_update_rtt()
763 		fp->sf_rto = sctp->sctp_rto_min;  in sctp_update_rtt()
765 	if (fp->sf_rto > sctp->sctp_rto_max) {  in sctp_update_rtt()
766 		fp->sf_rto = sctp->sctp_rto_max;  in sctp_update_rtt()
769 	SCTP_MAX_RTO(sctp, fp);  in sctp_update_rtt()
774 sctp_free_faddr_timers(sctp_t *sctp)  in sctp_free_faddr_timers()  argument
778 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_free_faddr_timers()
793 sctp_stop_faddr_timers(sctp_t *sctp)  in sctp_stop_faddr_timers()  argument
797 	for (fp = sctp->sctp_faddrs; fp != NULL; fp = fp->sf_next) {  in sctp_stop_faddr_timers()
804 sctp_process_timer(sctp_t *sctp)  in sctp_process_timer()  argument
808 	ASSERT(sctp->sctp_running);  in sctp_process_timer()
809 	ASSERT(MUTEX_HELD(&sctp->sctp_lock));  in sctp_process_timer()
810 	while ((mp = sctp->sctp_timer_mp) != NULL) {  in sctp_process_timer()
816 		sctp->sctp_timer_mp = mp->b_cont;  in sctp_process_timer()
823 		mutex_exit(&sctp->sctp_lock);  in sctp_process_timer()
824 		sctp_timer_call(sctp, mp);  in sctp_process_timer()
825 		mutex_enter(&sctp->sctp_lock);  in sctp_process_timer()
827 	SCTP_REFRELE(sctp);  in sctp_process_timer()