Adds a modified copy of talk/base to webrtc/base. It is the first step in migrating talk/base to webrtc/base.

BUG=N/A
R=andrew@webrtc.org, wu@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/12199004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@6107 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/base/socketfactory.h

@@ -0,0 +1,38 @@
+/*
+ *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_BASE_SOCKETFACTORY_H__
+#define WEBRTC_BASE_SOCKETFACTORY_H__
+
+#include "webrtc/base/socket.h"
+#include "webrtc/base/asyncsocket.h"
+
+namespace rtc {
+
+class SocketFactory {
+public:
+  virtual ~SocketFactory() {}
+
+  // Returns a new socket for blocking communication.  The type can be
+  // SOCK_DGRAM and SOCK_STREAM.
+  // TODO: C++ inheritance rules mean that all users must have both
+  // CreateSocket(int) and CreateSocket(int,int). Will remove CreateSocket(int)
+  // (and CreateAsyncSocket(int) when all callers are changed.
+  virtual Socket* CreateSocket(int type) = 0;
+  virtual Socket* CreateSocket(int family, int type) = 0;
+  // Returns a new socket for nonblocking communication.  The type can be
+  // SOCK_DGRAM and SOCK_STREAM.
+  virtual AsyncSocket* CreateAsyncSocket(int type) = 0;
+  virtual AsyncSocket* CreateAsyncSocket(int family, int type) = 0;
+};
+
+} // namespace rtc
+
+#endif // WEBRTC_BASE_SOCKETFACTORY_H__