Пример #1
0
static int
start_accepting(struct accepting_socket *as)
{
	/* requires lock */
	const struct win32_extension_fns *ext = event_get_win32_extension_fns();
	DWORD pending = 0;
	SOCKET s = socket(as->family, SOCK_STREAM, 0);
	int error = 0;

	if (!as->lev->base.enabled)
		return 0;

	if (s == INVALID_SOCKET) {
		error = WSAGetLastError();
		goto report_err;
	}

	/* XXXX It turns out we need to do this again later.  Does this call
	 * have any effect? */
	setsockopt(s, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT,
	    (char *)&as->lev->fd, sizeof(&as->lev->fd));

	if (!(as->lev->base.flags & LEV_OPT_LEAVE_SOCKETS_BLOCKING))
		evutil_make_socket_nonblocking(s);

	if (event_iocp_port_associate(as->lev->port, s, 1) < 0) {
		closesocket(s);
		return -1;
	}

	as->s = s;

	if (ext->AcceptEx(as->lev->fd, s, as->addrbuf, 0,
		as->buflen/2, as->buflen/2, &pending, &as->overlapped.overlapped))
	{
		/* Immediate success! */
		accepted_socket_cb(&as->overlapped, 1, 0, 1);
	} else {
		error = WSAGetLastError();
		if (error != ERROR_IO_PENDING) {
			goto report_err;
		}
	}

	return 0;

report_err:
	as->error = error;
	event_deferred_cb_schedule(
		event_base_get_deferred_cb_queue(as->lev->event_base),
		&as->deferred);
	return 0;
}
Пример #2
0
static int
start_accepting(struct accepting_socket *as)
{
	/* requires lock */
	const struct win32_extension_fns *ext = event_get_win32_extension_fns();
	DWORD pending = 0;
	SOCKET s = socket(as->family, SOCK_STREAM, 0);
	if (s == INVALID_SOCKET)
		return -1;

	setsockopt(s, SOL_SOCKET, SO_UPDATE_ACCEPT_CONTEXT,
	    (char *)&as->lev->fd, sizeof(&as->lev->fd));

	if (!(as->lev->base.flags & LEV_OPT_LEAVE_SOCKETS_BLOCKING))
		evutil_make_socket_nonblocking(s);

	if (event_iocp_port_associate(as->lev->port, s, 1) < 0) {
		closesocket(s);
		return -1;
	}

	as->s = s;

	if (ext->AcceptEx(as->lev->fd, s, as->addrbuf, 0,
		as->buflen/2, as->buflen/2, &pending, &as->overlapped.overlapped))
	{
		/* Immediate success! */
		accepted_socket_cb(&as->overlapped, 1, 0, 1);
	} else {
		int err = WSAGetLastError();
		if (err != ERROR_IO_PENDING) {
			event_warnx("AcceptEx: %s", evutil_socket_error_to_string(err));
			return -1;
		}
	}

	return 0;
}