1/*
2 *  Copyright 2009 The WebRTC Project Authors. All rights reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "webrtc/base/win32socketinit.h"
12
13#include "webrtc/base/win32.h"
14
15namespace rtc {
16
17// Please don't remove this function.
18void EnsureWinsockInit() {
19  // The default implementation uses a global initializer, so WSAStartup
20  // happens at module load time.  Thus we don't need to do anything here.
21  // The hook is provided so that a client that statically links with
22  // libjingle can override it, to provide its own initialization.
23}
24
25#if defined(WEBRTC_WIN)
26class WinsockInitializer {
27 public:
28  WinsockInitializer() {
29    WSADATA wsaData;
30    WORD wVersionRequested = MAKEWORD(1, 0);
31    err_ = WSAStartup(wVersionRequested, &wsaData);
32  }
33  ~WinsockInitializer() {
34    if (!err_)
35      WSACleanup();
36  }
37  int error() {
38    return err_;
39  }
40 private:
41  int err_;
42};
43WinsockInitializer g_winsockinit;
44#endif
45
46}  // namespace rtc
47