1 | /* |
2 | * Copyright 2014-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 | #include <folly/portability/Windows.h> |
20 | |
21 | #ifndef _WIN32 |
22 | // This can't go via the portability header, because |
23 | // the portability header depends on us. |
24 | #include <unistd.h> |
25 | #endif |
26 | |
27 | namespace folly { |
28 | namespace netops { |
29 | namespace detail { |
30 | struct SocketFileDescriptorMap { |
31 | #if _WIN32 |
32 | static int close(int fd) noexcept; |
33 | static int close(SOCKET sock) noexcept; |
34 | |
35 | static SOCKET fdToSocket(int fd) noexcept; |
36 | static int socketToFd(SOCKET sock) noexcept; |
37 | #else |
38 | static int close(int fd) noexcept { |
39 | return ::close(fd); |
40 | } |
41 | |
42 | static int fdToSocket(int fd) noexcept { |
43 | return fd; |
44 | } |
45 | static int socketToFd(int sock) noexcept { |
46 | return sock; |
47 | } |
48 | #endif |
49 | }; |
50 | } // namespace detail |
51 | } // namespace netops |
52 | } // namespace folly |
53 | |