src/components/nacl/renderer/trusted_plugin_channel.cc

   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 #include "components/nacl/renderer/trusted_plugin_channel.h"
   6
   7 #include "base/callback_helpers.h"
   8 #include "content/public/renderer/render_thread.h"
   9 #include "ipc/ipc_channel.h"
  10 #include "ipc/ipc_sync_channel.h"
  11 #include "ppapi/c/pp_errors.h"
  12
  13 namespace nacl {
  14
  15 TrustedPluginChannel::TrustedPluginChannel(
  16     const IPC::ChannelHandle& handle,
  17     const base::Callback<void(int32_t)>& connected_callback,
  18     base::WaitableEvent* waitable_event)
  19     : connected_callback_(connected_callback),
  20       channel_(new IPC::SyncChannel(
  21           handle, IPC::Channel::MODE_CLIENT, this,
  22           content::RenderThread::Get()->GetIOMessageLoopProxy(), true,
  23           waitable_event)) {
  24 }
  25
  26 TrustedPluginChannel::~TrustedPluginChannel() {
  27   if (!connected_callback_.is_null())
  28     base::ResetAndReturn(&connected_callback_).Run(PP_ERROR_FAILED);
  29 }
  30
  31 bool TrustedPluginChannel::Send(IPC::Message* message) {
  32   return channel_->Send(message);
  33 }
  34
  35 bool TrustedPluginChannel::OnMessageReceived(const IPC::Message& message) {
  36   return false;
  37 }
  38
  39 void TrustedPluginChannel::OnChannelConnected(int32 peer_pid) {
  40   if (!connected_callback_.is_null())
  41     base::ResetAndReturn(&connected_callback_).Run(PP_OK);
  42 }
  43
  44 void TrustedPluginChannel::OnChannelError() {
  45   if (!connected_callback_.is_null())
  46     base::ResetAndReturn(&connected_callback_).Run(PP_ERROR_FAILED);
  47 }
  48
  49 }  // namespace nacl