/**
* virObjectEventStateDeregisterID:
* @conn: connection to associate with callback
* @state: object event state
* @callbackID: ID of the function to remove from event
*
* Unregister the function @callbackID with connection @conn,
* from @state, for events.
*
* Returns: the number of callbacks still registered, or -1 on error
*/
int
virObjectEventStateDeregisterID(virConnectPtr conn,
virObjectEventStatePtr state,
int callbackID)
{
int ret;
virObjectEventStateLock(state);
if (state->isDispatching)
ret = virObjectEventCallbackListMarkDeleteID(conn,
state->callbacks,
callbackID);
else
ret = virObjectEventCallbackListRemoveID(conn,
state->callbacks, callbackID);
if (state->callbacks->count == 0 &&
state->timer != -1) {
virEventRemoveTimeout(state->timer);
state->timer = -1;
virObjectEventQueueClear(state->queue);
}
virObjectEventStateUnlock(state);
return ret;
}
/**
* virObjectEventQueueFree:
* @queue: pointer to the queue
*
* Free the memory in the queue. We process this like a list here
*/
static void
virObjectEventQueueFree(virObjectEventQueuePtr queue)
{
if (!queue)
return;
virObjectEventQueueClear(queue);
VIR_FREE(queue);
}
static void
virObjectEventStateCleanupTimer(virObjectEventStatePtr state, bool clear_queue)
{
/* There are still some callbacks, keep the timer. */
if (state->callbacks->count)
return;
/* The timer is not registered, nothing to do. */
if (state->timer == -1)
return;
virEventRemoveTimeout(state->timer);
state->timer = -1;
if (clear_queue)
virObjectEventQueueClear(state->queue);
}