ppapi/proxy/broker_dispatcher.h

   1 // Copyright (c) 2012 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 PPAPI_PROXY_BROKER_DISPATCHER_H_
   6 #define PPAPI_PROXY_BROKER_DISPATCHER_H_
   7
   8 #include "base/compiler_specific.h"
   9 #include "ppapi/c/trusted/ppp_broker.h"
  10 #include "ppapi/proxy/proxy_channel.h"
  11
  12 namespace ppapi {
  13 namespace proxy {
  14
  15 class PPAPI_PROXY_EXPORT BrokerDispatcher : public ProxyChannel {
  16  public:
  17   virtual ~BrokerDispatcher();
  18
  19   // You must call this function before anything else. Returns true on success.
  20   // The delegate pointer must outlive this class, ownership is not
  21   // transferred.
  22   virtual bool InitBrokerWithChannel(ProxyChannel::Delegate* delegate,
  23                                      const IPC::ChannelHandle& channel_handle,
  24                                      bool is_client);
  25
  26   // IPC::Listener implementation.
  27   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
  28
  29  protected:
  30   // You must call InitBrokerWithChannel after the constructor.
  31   explicit BrokerDispatcher(PP_ConnectInstance_Func connect_instance);
  32
  33   void OnMsgConnectToPlugin(PP_Instance instance,
  34                             IPC::PlatformFileForTransit handle,
  35                             int32_t* result);
  36
  37   PP_ConnectInstance_Func connect_instance_;
  38
  39  private:
  40   DISALLOW_COPY_AND_ASSIGN(BrokerDispatcher);
  41 };
  42
  43 // The dispatcher for the browser side of the broker channel.
  44 class PPAPI_PROXY_EXPORT BrokerHostDispatcher : public BrokerDispatcher {
  45  public:
  46   BrokerHostDispatcher();
  47
  48   // IPC::Listener implementation.
  49   virtual void OnChannelError() OVERRIDE;
  50 };
  51
  52 // The dispatcher for the broker side of the broker channel.
  53 class PPAPI_PROXY_EXPORT BrokerSideDispatcher : public BrokerDispatcher {
  54  public:
  55   explicit BrokerSideDispatcher(PP_ConnectInstance_Func connect_instance);
  56
  57   // IPC::Listener implementation.
  58   virtual void OnChannelError() OVERRIDE;
  59 };
  60
  61 }  // namespace proxy
  62 }  // namespace ppapi
  63
  64 #endif  // PPAPI_PROXY_BROKER_DISPATCHER_H_