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 | |
33 | namespace folly { |
34 | #ifdef _MSC_VER |
35 | using libevent_fd_t = evutil_socket_t; |
36 | #else |
37 | using libevent_fd_t = int; |
38 | #endif |
39 | |
40 | inline libevent_fd_t getLibeventFd(int fd) { |
41 | return netops::detail::SocketFileDescriptorMap::fdToSocket(fd); |
42 | } |
43 | |
44 | inline int libeventFdToFd(libevent_fd_t fd) { |
45 | return netops::detail::SocketFileDescriptorMap::socketToFd(fd); |
46 | } |
47 | |
48 | using EventSetCallback = void (*)(libevent_fd_t, short, void*); |
49 | inline void |
50 | folly_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 | |