1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef NET_SOCKET_SOCKET_DESCRIPTOR_H_
6#define NET_SOCKET_SOCKET_DESCRIPTOR_H_
7
8#include "build/build_config.h"
9#include "net/base/net_export.h"
10
11#if defined(OS_WIN)
12#include <winsock2.h>
13#endif  // OS_WIN
14
15namespace net {
16
17#if defined(OS_POSIX)
18typedef int SocketDescriptor;
19const SocketDescriptor kInvalidSocket = -1;
20#elif defined(OS_WIN)
21typedef SOCKET SocketDescriptor;
22const SocketDescriptor kInvalidSocket = INVALID_SOCKET;
23#endif
24
25// Interface to create native socket.
26// Usually such factories are used for testing purposes, which is not true in
27// this case. This interface is used to substitute WSASocket/socket to make
28// possible execution of some network code in sandbox.
29class NET_EXPORT PlatformSocketFactory {
30 public:
31  PlatformSocketFactory();
32  virtual ~PlatformSocketFactory();
33
34  // Replace WSASocket/socket with given factory. The factory will be used by
35  // CreatePlatformSocket.
36  static void SetInstance(PlatformSocketFactory* factory);
37
38  // Creates  socket. See WSASocket/socket documentation of parameters.
39  virtual SocketDescriptor CreateSocket(int family, int type, int protocol) = 0;
40};
41
42// Creates  socket. See WSASocket/socket documentation of parameters.
43SocketDescriptor NET_EXPORT CreatePlatformSocket(int family,
44                                                 int type,
45                                                 int protocol);
46
47}  // namespace net
48
49#endif  // NET_SOCKET_SOCKET_DESCRIPTOR_H_
50