コード例 #1
0
ファイル: tevent_standard.c プロジェクト: AllardJ/Tomato
/*
  do a single event loop using the events defined in ev 
*/
static int std_event_loop_once(struct tevent_context *ev, const char *location)
{
	struct std_event_context *std_ev = talloc_get_type(ev->additional_data,
		 					   struct std_event_context);
	struct timeval tval;

	if (ev->signal_events &&
	    tevent_common_check_signal(ev)) {
		return 0;
	}

	if (ev->immediate_events &&
	    tevent_common_loop_immediate(ev)) {
		return 0;
	}

	tval = tevent_common_loop_timer_delay(ev);
	if (tevent_timeval_is_zero(&tval)) {
		return 0;
	}

	epoll_check_reopen(std_ev);

	if (epoll_event_loop(std_ev, &tval) == 0) {
		return 0;
	}

	return std_event_loop_select(std_ev, &tval);
}
コード例 #2
0
ファイル: tevent_standard.c プロジェクト: AllardJ/Tomato
/*
  add a fd based event
  return NULL on failure (memory allocation error)
*/
static struct tevent_fd *std_event_add_fd(struct tevent_context *ev, TALLOC_CTX *mem_ctx,
					  int fd, uint16_t flags,
					  tevent_fd_handler_t handler,
					  void *private_data,
					  const char *handler_name,
					  const char *location)
{
	struct std_event_context *std_ev = talloc_get_type(ev->additional_data,
							   struct std_event_context);
	struct tevent_fd *fde;

	epoll_check_reopen(std_ev);

	fde = tevent_common_add_fd(ev, mem_ctx, fd, flags,
				   handler, private_data,
				   handler_name, location);
	if (!fde) return NULL;

	if ((std_ev->maxfd != EVENT_INVALID_MAXFD)
	    && (fde->fd > std_ev->maxfd)) {
		std_ev->maxfd = fde->fd;
	}
	talloc_set_destructor(fde, std_event_fd_destructor);

	epoll_add_event(std_ev, fde);

	return fde;
}
コード例 #3
0
ファイル: tevent_standard.c プロジェクト: AllardJ/Tomato
/*
  set the fd event flags
*/
static void std_event_set_fd_flags(struct tevent_fd *fde, uint16_t flags)
{
	struct tevent_context *ev;
	struct std_event_context *std_ev;

	if (fde->flags == flags) return;

	ev = fde->event_ctx;
	std_ev = talloc_get_type(ev->additional_data, struct std_event_context);

	fde->flags = flags;

	epoll_check_reopen(std_ev);

	epoll_change_event(std_ev, fde);
}
コード例 #4
0
ファイル: tevent_epoll.c プロジェクト: atlant2011/samba
/*
  destroy an fd_event
*/
static int epoll_event_fd_destructor(struct tevent_fd *fde)
{
	struct tevent_context *ev = fde->event_ctx;
	struct epoll_event_context *epoll_ev = NULL;

	if (ev) {
		epoll_ev = talloc_get_type(ev->additional_data,
					   struct epoll_event_context);

		epoll_check_reopen(epoll_ev);

		epoll_del_event(epoll_ev, fde);
	}

	return tevent_common_fd_destructor(fde);
}
コード例 #5
0
ファイル: tevent_standard.c プロジェクト: AllardJ/Tomato
/*
  destroy an fd_event
*/
static int std_event_fd_destructor(struct tevent_fd *fde)
{
	struct tevent_context *ev = fde->event_ctx;
	struct std_event_context *std_ev = NULL;

	if (ev) {
		std_ev = talloc_get_type(ev->additional_data,
					 struct std_event_context);

		epoll_check_reopen(std_ev);

		if (std_ev->maxfd == fde->fd) {
			std_ev->maxfd = EVENT_INVALID_MAXFD;
		}

		epoll_del_event(std_ev, fde);
	}

	return tevent_common_fd_destructor(fde);
}
コード例 #6
0
ファイル: tevent_epoll.c プロジェクト: atlant2011/samba
/*
  add a fd based event
  return NULL on failure (memory allocation error)
*/
static struct tevent_fd *epoll_event_add_fd(struct tevent_context *ev, TALLOC_CTX *mem_ctx,
					    int fd, uint16_t flags,
					    tevent_fd_handler_t handler,
					    void *private_data,
					    const char *handler_name,
					    const char *location)
{
	struct epoll_event_context *epoll_ev = talloc_get_type(ev->additional_data,
							   struct epoll_event_context);
	struct tevent_fd *fde;

	epoll_check_reopen(epoll_ev);

	fde = tevent_common_add_fd(ev, mem_ctx, fd, flags,
				   handler, private_data,
				   handler_name, location);
	if (!fde) return NULL;

	talloc_set_destructor(fde, epoll_event_fd_destructor);

	epoll_add_event(epoll_ev, fde);

	return fde;
}