C++ pjsip_endpt_cancel_timer函数代码示例

/* Stop Session Timers */
static void stop_timer(pjsip_inv_session *inv)
{
    if (inv->timer->timer.id != 0) {
	pjsip_endpt_cancel_timer(inv->dlg->endpt, &inv->timer->timer);
	inv->timer->timer.id = 0;	
    }

    if (inv->timer->expire_timer.id != 0) {
	pjsip_endpt_cancel_timer(inv->dlg->endpt, &inv->timer->expire_timer);
	inv->timer->expire_timer.id = 0;
    }
}

PJ_DEF(pj_status_t) pjsip_publishc_unpublish(pjsip_publishc *pubc,
					     pjsip_tx_data **p_tdata)
{
    pjsip_tx_data *tdata;
    pjsip_msg *msg;
    pjsip_expires_hdr *expires;
    pj_status_t status;

    PJ_ASSERT_RETURN(pubc && p_tdata, PJ_EINVAL);

    if (pubc->timer.id != 0) {
	pjsip_endpt_cancel_timer(pubc->endpt, &pubc->timer);
	pubc->timer.id = 0;
    }

    status = create_request(pubc, &tdata);
    if (status != PJ_SUCCESS)
	return status;

    msg = tdata->msg;

    /* Add Expires:0 header */
    expires = pjsip_expires_hdr_create(tdata->pool, 0);
    pjsip_msg_add_hdr( msg, (pjsip_hdr*)expires);

    *p_tdata = tdata;
    return PJ_SUCCESS;
}

static pj_bool_t rt_on_rx_response(pjsip_rx_data *rdata)
{
    if (!pj_strncmp(&rdata->msg_info.cid->id, &rt_call_id, rt_call_id.slen)) {
	char *pos = pj_strchr(&rdata->msg_info.cid->id, '/')+1;
	int thread_id = (*pos - '0');
	pj_timestamp recv_time;

	pj_mutex_lock(rt_test_data[thread_id].mutex);

	/* Stop timer. */
	pjsip_endpt_cancel_timer(endpt, &rt_test_data[thread_id].timeout_timer);

	/* Update counter and end-time. */
	rt_test_data[thread_id].recv_response_count++;
	pj_get_timestamp(&recv_time);

	pj_sub_timestamp(&recv_time, &rt_test_data[thread_id].send_time);
	pj_add_timestamp(&rt_test_data[thread_id].total_rt_time, &recv_time);

	if (!rt_stop) {
	    pj_time_val tx_delay = { 0, 0 };
	    pj_assert(rt_test_data[thread_id].tx_timer.user_data == NULL);
	    rt_test_data[thread_id].tx_timer.user_data = (void*)1;
	    pjsip_endpt_schedule_timer(endpt, &rt_test_data[thread_id].tx_timer,
				       &tx_delay);
	}

	pj_mutex_unlock(rt_test_data[thread_id].mutex);

	return PJ_TRUE;
    }
    return PJ_FALSE;
}

PJ_DEF(pj_status_t) pjsip_regc_destroy(pjsip_regc *regc)
{
    PJ_ASSERT_RETURN(regc, PJ_EINVAL);

    pj_lock_acquire(regc->lock);
    if (regc->has_tsx || pj_atomic_get(regc->busy_ctr) != 0) {
	regc->_delete_flag = 1;
	regc->cb = NULL;
	pj_lock_release(regc->lock);
    } else {
	pjsip_tpselector_dec_ref(&regc->tp_sel);
	if (regc->last_transport) {
	    pjsip_transport_dec_ref(regc->last_transport);
	    regc->last_transport = NULL;
	}
	if (regc->timer.id != 0) {
	    pjsip_endpt_cancel_timer(regc->endpt, &regc->timer);
	    regc->timer.id = 0;
	}
	pj_atomic_destroy(regc->busy_ctr);
	pj_lock_release(regc->lock);
	pj_lock_destroy(regc->lock);
	regc->lock = NULL;
	pjsip_endpt_release_pool(regc->endpt, regc->pool);
    }

    return PJ_SUCCESS;
}

pjsip_regc_set_delay_before_refresh( pjsip_regc *regc,
				     pj_uint32_t delay )
{
    PJ_ASSERT_RETURN(regc, PJ_EINVAL);

    if (delay > regc->expires)
        return PJ_ETOOBIG;

    pj_lock_acquire(regc->lock);

    if (regc->delay_before_refresh != delay)
    {
        regc->delay_before_refresh = delay;

        if (regc->timer.id != 0) {
            /* Cancel registration timer */
            pjsip_endpt_cancel_timer(regc->endpt, &regc->timer);
            regc->timer.id = 0;

            /* Schedule next registration */
            schedule_registration(regc, regc->expires);
        }
    }

    pj_lock_release(regc->lock);

    return PJ_SUCCESS;
}

/* This will update the UAC's refresh schedule. */
static void update_next_refresh(pjsip_event_sub *sub, int interval)
{
    pj_time_val delay = {0, 0};
    pj_parsed_time pt;

    if (interval < SECONDS_BEFORE_EXPIRY) {
	PJ_LOG(4,(THIS_FILE, 
		  "event_sub%p (%s): expiration delay too short (%d sec)! updated.",
		  sub, state[sub->state].ptr, interval));
	interval = SECONDS_BEFORE_EXPIRY;
    }

    if (sub->timer.id != 0)
	pjsip_endpt_cancel_timer(sub->endpt, &sub->timer);

    sub->timer.id = TIMER_ID_REFRESH;
    sub->timer.user_data = sub;
    sub->timer.cb = &refresh_timer_cb;
    pj_gettimeofday(&sub->expiry_time);
    delay.sec = interval - SECONDS_BEFORE_EXPIRY;
    sub->expiry_time.sec += delay.sec;

    pj_time_decode(&sub->expiry_time, &pt);
    PJ_LOG(4,(THIS_FILE, 
	      "event_sub%p (%s): will send SUBSCRIBE at %02d:%02d:%02d (in %d secs)",
	      sub, state[sub->state].ptr, 
	      pt.hour, pt.min, pt.sec,
	      delay.sec));

    pjsip_endpt_schedule_timer( sub->endpt, &sub->timer, &delay );
}

/* Destroy TCP transport */
static pj_status_t tcp_destroy(pjsip_transport *transport, 
			       pj_status_t reason)
{
    struct tcp_transport *tcp = (struct tcp_transport*)transport;

    if (tcp->close_reason == 0)
	tcp->close_reason = reason;

    if (tcp->is_registered) {
	tcp->is_registered = PJ_FALSE;
	pjsip_transport_destroy(transport);

	/* pjsip_transport_destroy will recursively call this function
	 * again.
	 */
	return PJ_SUCCESS;
    }

    /* Mark transport as closing */
    tcp->is_closing = PJ_TRUE;

    /* Stop keep-alive timer. */
    if (tcp->ka_timer.id) {
	pjsip_endpt_cancel_timer(tcp->base.endpt, &tcp->ka_timer);
	tcp->ka_timer.id = PJ_FALSE;
    }

    /* Cancel all delayed transmits */
    while (!pj_list_empty(&tcp->delayed_list)) {
	struct delayed_tdata *pending_tx;
	pj_ioqueue_op_key_t *op_key;

	pending_tx = tcp->delayed_list.next;
	pj_list_erase(pending_tx);

	op_key = (pj_ioqueue_op_key_t*)pending_tx->tdata_op_key;

	on_data_sent(tcp->asock, op_key, -reason);
    }

    if (tcp->asock) {
	pj_activesock_close(tcp->asock);
	tcp->asock = NULL;
	tcp->sock = PJ_INVALID_SOCKET;
    } else if (tcp->sock != PJ_INVALID_SOCKET) {
	pj_sock_close(tcp->sock);
	tcp->sock = PJ_INVALID_SOCKET;
    }

    if (tcp->grp_lock) {
	pj_grp_lock_t *grp_lock = tcp->grp_lock;
	tcp->grp_lock = NULL;
	pj_grp_lock_dec_ref(grp_lock);
	/* Transport may have been deleted at this point */
    } else {
	tcp_on_destroy(tcp);
    }

    return PJ_SUCCESS;
}

PJ_DEF(pj_status_t) pjsip_regc_register(pjsip_regc *regc, pj_bool_t autoreg,
					pjsip_tx_data **p_tdata)
{
    pjsip_msg *msg;
    pjsip_contact_hdr *hdr;
    pj_status_t status;
    pjsip_tx_data *tdata;

    PJ_ASSERT_RETURN(regc && p_tdata, PJ_EINVAL);

    pj_lock_acquire(regc->lock);

    status = create_request(regc, &tdata);
    if (status != PJ_SUCCESS) {
	pj_lock_release(regc->lock);
	return status;
    }

    msg = tdata->msg;

    /* Add Contact headers. */
    hdr = regc->contact_hdr_list.next;
    while (hdr != &regc->contact_hdr_list) {
	pjsip_msg_add_hdr(msg, (pjsip_hdr*)
			       pjsip_hdr_shallow_clone(tdata->pool, hdr));
	hdr = hdr->next;
    }

    /* Also add bindings which are to be removed */
    while (!pj_list_empty(&regc->removed_contact_hdr_list)) {
	hdr = regc->removed_contact_hdr_list.next;
	pjsip_msg_add_hdr(msg, (pjsip_hdr*)
			       pjsip_hdr_clone(tdata->pool, hdr));
	pj_list_erase(hdr);
    }
    

    if (regc->expires_hdr)
	pjsip_msg_add_hdr(msg, (pjsip_hdr*)
			       pjsip_hdr_shallow_clone(tdata->pool,
						       regc->expires_hdr));

    if (regc->timer.id != 0) {
	pjsip_endpt_cancel_timer(regc->endpt, &regc->timer);
	regc->timer.id = 0;
    }

    regc->auto_reg = autoreg;

    pj_lock_release(regc->lock);

    /* Done */
    *p_tdata = tdata;
    return PJ_SUCCESS;
}

static pj_status_t rt_send_request(int thread_id)
{
    pj_status_t status;
    pj_str_t target, from, to, contact, call_id;
    pjsip_tx_data *tdata;
    pj_time_val timeout_delay;

    pj_mutex_lock(rt_test_data[thread_id].mutex);

    /* Create a request message. */
    target = pj_str(rt_target_uri);
    from = pj_str(FROM_HDR);
    to = pj_str(rt_target_uri);
    contact = pj_str(CONTACT_HDR);
    call_id = rt_test_data[thread_id].call_id;

    status = pjsip_endpt_create_request( endpt, &pjsip_options_method, 
					 &target, &from, &to,
					 &contact, &call_id, -1, 
					 NULL, &tdata );
    if (status != PJ_SUCCESS) {
	app_perror("    error: unable to create request", status);
	pj_mutex_unlock(rt_test_data[thread_id].mutex);
	return -610;
    }

    /* Start time. */
    pj_get_timestamp(&rt_test_data[thread_id].send_time);

    /* Send the message (statelessly). */
    status = pjsip_endpt_send_request_stateless( endpt, tdata, NULL, NULL);
    if (status != PJ_SUCCESS) {
	/* Immediate error! */
	app_perror("    error: send request", status);
	pjsip_tx_data_dec_ref(tdata);
	pj_mutex_unlock(rt_test_data[thread_id].mutex);
	return -620;
    }

    /* Update counter. */
    rt_test_data[thread_id].sent_request_count++;

    /* Set timeout timer. */
    if (rt_test_data[thread_id].timeout_timer.user_data != NULL) {
	pjsip_endpt_cancel_timer(endpt, &rt_test_data[thread_id].timeout_timer);
    }
    timeout_delay.sec = 100; timeout_delay.msec = 0;
    rt_test_data[thread_id].timeout_timer.user_data = (void*)1;
    pjsip_endpt_schedule_timer(endpt, &rt_test_data[thread_id].timeout_timer,
			       &timeout_delay);

    pj_mutex_unlock(rt_test_data[thread_id].mutex);
    return PJ_SUCCESS;
}

/// Restart the timer using the specified id and timeout.
void Flow::restart_timer(int id, int timeout)
{
  if (_timer.id)
  {
    // Stop the existing timer.
    pjsip_endpt_cancel_timer(stack_data.endpt, &_timer);
    _timer.id = 0;
  }

  pj_time_val delay = {timeout, 0};
  pjsip_endpt_schedule_timer(stack_data.endpt, &_timer, &delay);
  _timer.id = id;
}

/*
 * Destroy subscription.
 * If there are pending transactions, then this will just set the flag.
 */
PJ_DEF(pj_status_t) pjsip_event_sub_destroy(pjsip_event_sub *sub)
{
    pj_assert(sub != NULL);
    if (sub == NULL)
	return -1;

    /* Application must terminate the subscription first. */
    pj_assert(sub->state == PJSIP_EVENT_SUB_STATE_NULL ||
	      sub->state == PJSIP_EVENT_SUB_STATE_TERMINATED);

    PJ_LOG(4,(THIS_FILE, "event_sub%p (%s): about to be destroyed", 
			 sub, state[sub->state].ptr));

    pj_mutex_lock(mgr.mutex);
    pj_mutex_lock(sub->mutex);

    /* Set delete flag. */
    sub->delete_flag = 1;

    /* Unregister timer, if any. */
    if (sub->timer.id != 0) {
	pjsip_endpt_cancel_timer(sub->endpt, &sub->timer);
	sub->timer.id = 0;
    }

    if (sub->pending_tsx > 0) {
	pj_mutex_unlock(sub->mutex);
	pj_mutex_unlock(mgr.mutex);
	PJ_LOG(4,(THIS_FILE, "event_sub%p (%s): has %d pending, will destroy later",
			     sub, state[sub->state].ptr,
			     sub->pending_tsx));
	return 1;
    }

    /* Unregister from hash table. */
    pj_hash_set(sub->pool, mgr.ht, sub->key.ptr, sub->key.slen, NULL);

    /* Destroy. */
    pj_mutex_destroy(sub->mutex);
    pjsip_endpt_destroy_pool(sub->endpt, sub->pool);

    pj_mutex_unlock(mgr.mutex);

    PJ_LOG(4,(THIS_FILE, "event_sub%p: destroyed", sub));
    return 0;
}

PJ_DEF(pj_status_t) pjsip_publishc_destroy(pjsip_publishc *pubc)
{
    PJ_ASSERT_RETURN(pubc, PJ_EINVAL);

    if (pubc->pending_tsx || pubc->in_callback) {
	pubc->_delete_flag = 1;
	pubc->cb = NULL;
    } else {
	/* Cancel existing timer, if any */
	if (pubc->timer.id != 0) {
	    pjsip_endpt_cancel_timer(pubc->endpt, &pubc->timer);
	    pubc->timer.id = 0;
	}

	if (pubc->mutex)
	    pj_mutex_destroy(pubc->mutex);
	pjsip_endpt_release_pool(pubc->endpt, pubc->pool);
    }

    return PJ_SUCCESS;
}

/*
 * Shutdown presence.
 */
void pjsua_pres_shutdown(void)
{
    unsigned i;

    if (pjsua_var.pres_timer.id != 0) {
	pjsip_endpt_cancel_timer(pjsua_var.endpt, &pjsua_var.pres_timer);
	pjsua_var.pres_timer.id = PJ_FALSE;
    }

    for (i=0; i<PJ_ARRAY_SIZE(pjsua_var.acc); ++i) {
	if (!pjsua_var.acc[i].valid)
	    continue;
	pjsua_pres_delete_acc(i);
    }

    for (i=0; i<PJ_ARRAY_SIZE(pjsua_var.buddy); ++i) {
	pjsua_var.buddy[i].monitor = 0;
    }

    pjsua_pres_refresh();
}

/* Schedule notifier expiration. */
static void sub_schedule_uas_expire( pjsip_event_sub *sub, int sec_delay)
{
    pj_time_val delay = { 0, 0 };
    pj_parsed_time pt;

    if (sub->timer.id != 0)
	pjsip_endpt_cancel_timer(sub->endpt, &sub->timer);

    pj_gettimeofday(&sub->expiry_time);
    sub->expiry_time.sec += sec_delay;

    sub->timer.id = TIMER_ID_UAS_EXPIRY;
    sub->timer.user_data = sub;
    sub->timer.cb = &uas_expire_timer_cb;
    delay.sec = sec_delay;
    pjsip_endpt_schedule_timer( sub->endpt, &sub->timer, &delay);

    pj_time_decode(&sub->expiry_time, &pt);
    PJ_LOG(4,(THIS_FILE, 
	      "event_sub%p (%s)(UAS): will expire at %02d:%02d:%02d (in %d secs)",
	      sub, state[sub->state].ptr, pt.hour, pt.min, pt.sec, sec_delay));
}

Flow::~Flow()
{
  if (PJSIP_TRANSPORT_IS_RELIABLE(_transport))
  {
    // Remove the state listener to ensure it doesn't get called after the
    // flow is destroyed.
    pjsip_transport_remove_state_listener(_transport,
                                          _tp_state_listener_key,
                                          this);

    // We incremented the ref count when we put it in the map.
    pjsip_transport_dec_ref(_transport);
  }

  if (_timer.id)
  {
    // Stop the keepalive timer.
    pjsip_endpt_cancel_timer(stack_data.endpt, &_timer);
    _timer.id = 0;
  }

  pthread_mutex_destroy(&_flow_lock);
}