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/nullsocketserver.h

@@ -0,0 +1,61 @@
+/*
+ *  Copyright 2012 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_NULLSOCKETSERVER_H_
+#define WEBRTC_BASE_NULLSOCKETSERVER_H_
+
+#include "webrtc/base/event.h"
+#include "webrtc/base/physicalsocketserver.h"
+
+namespace rtc {
+
+// NullSocketServer
+
+class NullSocketServer : public rtc::SocketServer {
+ public:
+  NullSocketServer() : event_(false, false) {}
+
+  virtual bool Wait(int cms, bool process_io) {
+    event_.Wait(cms);
+    return true;
+  }
+
+  virtual void WakeUp() {
+    event_.Set();
+  }
+
+  virtual rtc::Socket* CreateSocket(int type) {
+    ASSERT(false);
+    return NULL;
+  }
+
+  virtual rtc::Socket* CreateSocket(int family, int type) {
+    ASSERT(false);
+    return NULL;
+  }
+
+  virtual rtc::AsyncSocket* CreateAsyncSocket(int type) {
+    ASSERT(false);
+    return NULL;
+  }
+
+  virtual rtc::AsyncSocket* CreateAsyncSocket(int family, int type) {
+    ASSERT(false);
+    return NULL;
+  }
+
+
+ private:
+  rtc::Event event_;
+};
+
+}  // namespace rtc
+
+#endif  // WEBRTC_BASE_NULLSOCKETSERVER_H_