1/*
2 * Copyright 2016-present Facebook, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#pragma once
18
19#ifdef _MSC_VER
20// This needs to be before the libevent include.
21#include <folly/portability/Windows.h>
22#endif
23
24#include <event.h>
25
26#ifdef _MSC_VER
27#include <event2/event_compat.h> // @manual
28#include <folly/portability/Fcntl.h>
29#endif
30
31#include <folly/net/detail/SocketFileDescriptorMap.h>
32
33namespace folly {
34#ifdef _MSC_VER
35using libevent_fd_t = evutil_socket_t;
36#else
37using libevent_fd_t = int;
38#endif
39
40inline libevent_fd_t getLibeventFd(int fd) {
41 return netops::detail::SocketFileDescriptorMap::fdToSocket(fd);
42}
43
44inline int libeventFdToFd(libevent_fd_t fd) {
45 return netops::detail::SocketFileDescriptorMap::socketToFd(fd);
46}
47
48using EventSetCallback = void (*)(libevent_fd_t, short, void*);
49inline void
50folly_event_set(event* e, int fd, short s, EventSetCallback f, void* arg) {
51 auto lfd = getLibeventFd(fd);
52 event_set(e, lfd, s, f, arg);
53}
54} // namespace folly
55