components/nacl/renderer/trusted_plugin_channel.h

   1 // Copyright 2014 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 COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_
   6 #define COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_
   7
   8 #include "base/callback.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "ipc/ipc_listener.h"
  11 #include "ppapi/c/pp_instance.h"
  12
  13 namespace base {
  14 class WaitableEvent;
  15 }  // namespace base
  16
  17 namespace IPC {
  18 struct ChannelHandle;
  19 class Message;
  20 class SyncChannel;
  21 }  // namespace IPC
  22
  23 namespace nacl {
  24 class NexeLoadManager;
  25
  26 class TrustedPluginChannel : public IPC::Listener {
  27  public:
  28   TrustedPluginChannel(NexeLoadManager* nexe_load_manager,
  29                        const IPC::ChannelHandle& handle,
  30                        base::WaitableEvent* shutdown_event,
  31                        bool report_exit_status);
  32   ~TrustedPluginChannel() override;
  33
  34   bool Send(IPC::Message* message);
  35
  36   // Listener implementation.
  37   bool OnMessageReceived(const IPC::Message& message) override;
  38   void OnChannelError() override;
  39
  40   void OnReportExitStatus(int exit_status);
  41
  42  private:
  43   // Non-owning pointer. This is safe because the TrustedPluginChannel is owned
  44   // by the NexeLoadManager pointed to here.
  45   NexeLoadManager* nexe_load_manager_;
  46   scoped_ptr<IPC::SyncChannel> channel_;
  47   bool report_exit_status_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(TrustedPluginChannel);
  50 };
  51
  52 }  // namespace nacl
  53
  54 #endif  // COMPONENTS_NACL_RENDERER_TRUSTED_PLUGIN_CHANNEL_H_