WebSocket implementation in Chromium.

chrome/renderer/socket_stream_dispatcher.h

+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_RENDERER_SOCKET_STREAM_DISPATCHER_H_
+#define CHROME_RENDERER_SOCKET_STREAM_DISPATCHER_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "ipc/ipc_channel.h"
+#include "ipc/ipc_message.h"
+#include "webkit/glue/websocketstreamhandle_bridge.h"
+
+// Dispatches socket stream related messages sent to a child process from the
+// main browser process.  There is one instance per child process.  Messages
+// are dispatched on the main child thread.  The RenderThread class
+// creates an instance and delegates calls to it.
+class SocketStreamDispatcher {
+  public:
+    SocketStreamDispatcher();
+    ~SocketStreamDispatcher() {}
+
+    static webkit_glue::WebSocketStreamHandleBridge* CreateBridge(
+        WebKit::WebSocketStreamHandle* handle,
+        webkit_glue::WebSocketStreamHandleDelegate* delegate);
+    bool OnMessageReceived(const IPC::Message& msg);
+
+  private:
+    void OnConnected(int socket_id, int max_amount_send_allowed);
+    void OnSentData(int socket_id, int amount_sent);
+    void OnReceivedData(int socket_id, const std::vector<char>& data);
+    void OnClosed(int socket_id);
+
+    DISALLOW_COPY_AND_ASSIGN(SocketStreamDispatcher);
+};
+
+#endif  // CHROME_RENDERER_SOCKET_STREAM_DISPATCHER_H_