content/child/websocket_dispatcher.h

   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 CONTENT_CHILD_WEBSOCKET_DISPATCHER_H_
   6 #define CONTENT_CHILD_WEBSOCKET_DISPATCHER_H_
   7
   8 #include <stdint.h>
   9 #include <map>
  10 #include <string>
  11 #include <vector>
  12
  13 #include "base/basictypes.h"
  14 #include "base/compiler_specific.h"
  15 #include "ipc/ipc_listener.h"
  16
  17 namespace content {
  18
  19 class WebSocketBridge;
  20
  21 // Dispatches WebSocket related messages sent to a child process from the
  22 // main browser process.  There is one instance per child process. Messages
  23 // are dispatched on the main child thread.  The ChildThread class
  24 // creates an instance of WebSocketDispatcher and delegates calls to it.
  25 class WebSocketDispatcher : public IPC::Listener {
  26  public:
  27   WebSocketDispatcher();
  28   ~WebSocketDispatcher() override;
  29
  30   // Returns a unique channel id
  31   int AddBridge(WebSocketBridge* bridge);
  32   void RemoveBridge(int channel_id);
  33
  34   // IPC::Listener implementation.
  35   bool OnMessageReceived(const IPC::Message& msg) override;
  36
  37  private:
  38   WebSocketBridge* GetBridge(int channel_id, uint32 type);
  39
  40   std::map<int, WebSocketBridge*> bridges_;
  41   int channel_id_max_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(WebSocketDispatcher);
  44 };
  45
  46 }  // namespace content
  47
  48 #endif  // CONTENT_CHILD_WEBSOCKET_DISPATCHER_H_