static void event_callback(evutil_socket_t fd, short evtype, void *e){
onion_poller_slot *s=e;
int res=s->f(s->data);
if (res<0){
onion_poller_slot_free(s);
}
}
static void event_callback(struct ev_loop *loop, ev_io *w, int revents){
onion_poller_slot *s=w->data;
int res=s->f(s->data);
if (res<0){
onion_poller_slot_free(s);
}
}
/**
* @short Removes a file descriptor, and all related callbacks from the listening queue
* @memberof onion_poller_t
* @ingroup poller
*/
int onion_poller_remove(onion_poller *poller, int fd){
if (epoll_ctl(poller->fd, EPOLL_CTL_DEL, fd, NULL) < 0){
if (errno!=ENOENT && errno!=EBADF){
ONION_ERROR("Error remove descriptor to listen to. %s (%d)", strerror(errno), errno);
}
}
pthread_mutex_lock(&poller->mutex);
ONION_DEBUG0("Trying to remove fd %d (%d)", fd, poller->n);
onion_poller_slot *el=poller->head;
if (el && el->fd==fd){
ONION_DEBUG0("Removed from head %p", el);
poller->head=el->next;
pthread_mutex_unlock(&poller->mutex);
onion_poller_slot_free(el);
return 0;
}
while (el->next){
if (el->next->fd==fd){
ONION_DEBUG0("Removed from tail %p",el);
onion_poller_slot *t=el->next;
el->next=t->next;
if (poller->head->next==NULL){ // This means only eventfd is here.
ONION_DEBUG0("Removed last, stopping poll");
onion_poller_stop(poller);
}
pthread_mutex_unlock(&poller->mutex);
onion_poller_slot_free(t);
return 0;
}
el=el->next;
}
pthread_mutex_unlock(&poller->mutex);
ONION_WARNING("Trying to remove unknown fd from poller %d", fd);
return 0;
}
