Function sctp_timer_stop

freebsd/netinet/sctputil.c:2597–2876

 */

void
sctp_timer_stop(int t_type, struct sctp_inpcb *inp, struct sctp_tcb *stcb,
    struct sctp_nets *net, uint32_t from)
{
	struct sctp_timer *tmr;

	KASSERT(stcb == NULL || stcb->sctp_ep == inp,
	    ("sctp_timer_stop of type %d: inp = %p, stcb->sctp_ep %p",
	    t_type, stcb, stcb->sctp_ep));
	if (stcb != NULL) {
		SCTP_TCB_LOCK_ASSERT(stcb);
	} else if (inp != NULL) {
		SCTP_INP_WLOCK_ASSERT(inp);
	} else {
		SCTP_WQ_ADDR_LOCK_ASSERT();
	}
	tmr = NULL;
	switch (t_type) {
	case SCTP_TIMER_TYPE_SEND:
		if ((inp == NULL) || (stcb == NULL) || (net == NULL)) {
#ifdef INVARIANTS
			panic("sctp_timer_stop of type %d: inp = %p, stcb = %p, net = %p",
			    t_type, inp, stcb, net);
#else
			return;
#endif
		}
		tmr = &net->rxt_timer;
		break;
	case SCTP_TIMER_TYPE_INIT:
		if ((inp == NULL) || (stcb == NULL) || (net == NULL)) {
#ifdef INVARIANTS
			panic("sctp_timer_stop of type %d: inp = %p, stcb = %p, net = %p",
			    t_type, inp, stcb, net);
#else
			return;
#endif
		}
		tmr = &net->rxt_timer;
		break;
	case SCTP_TIMER_TYPE_RECV:
		if ((inp == NULL) || (stcb == NULL) || (net != NULL)) {
#ifdef INVARIANTS
			panic("sctp_timer_stop of type %d: inp = %p, stcb = %p, net = %p",
			    t_type, inp, stcb, net);
#else
			return;
#endif
		}
		tmr = &stcb->asoc.dack_timer;
		break;
	case SCTP_TIMER_TYPE_SHUTDOWN:
		if ((inp == NULL) || (stcb == NULL) || (net == NULL)) {
#ifdef INVARIANTS
			panic("sctp_timer_stop of type %d: inp = %p, stcb = %p, net = %p",
			    t_type, inp, stcb, net);
#else
			return;