remoting/protocol/channel_dispatcher_base.cc

   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 #include "remoting/protocol/channel_dispatcher_base.h"
   6
   7 #include "base/bind.h"
   8 #include "net/socket/stream_socket.h"
   9 #include "remoting/protocol/session.h"
  10 #include "remoting/protocol/session_config.h"
  11 #include "remoting/protocol/stream_channel_factory.h"
  12
  13 namespace remoting {
  14 namespace protocol {
  15
  16 ChannelDispatcherBase::ChannelDispatcherBase(const char* channel_name)
  17     : channel_name_(channel_name),
  18       channel_factory_(NULL) {
  19 }
  20
  21 ChannelDispatcherBase::~ChannelDispatcherBase() {
  22   if (channel_factory_)
  23     channel_factory_->CancelChannelCreation(channel_name_);
  24 }
  25
  26 void ChannelDispatcherBase::Init(Session* session,
  27                                  const ChannelConfig& config,
  28                                  const InitializedCallback& callback) {
  29   DCHECK(session);
  30   switch (config.transport) {
  31     case ChannelConfig::TRANSPORT_MUX_STREAM:
  32       channel_factory_ = session->GetMultiplexedChannelFactory();
  33       break;
  34
  35     case ChannelConfig::TRANSPORT_STREAM:
  36       channel_factory_ = session->GetTransportChannelFactory();
  37       break;
  38
  39     default:
  40       NOTREACHED();
  41       callback.Run(false);
  42       return;
  43   }
  44
  45   initialized_callback_ = callback;
  46
  47   channel_factory_->CreateChannel(channel_name_, base::Bind(
  48       &ChannelDispatcherBase::OnChannelReady, base::Unretained(this)));
  49 }
  50
  51 void ChannelDispatcherBase::OnChannelReady(
  52     scoped_ptr<net::StreamSocket> socket) {
  53   if (!socket.get()) {
  54     initialized_callback_.Run(false);
  55     return;
  56   }
  57
  58   channel_factory_ = NULL;
  59   channel_ = socket.Pass();
  60
  61   OnInitialized();
  62
  63   initialized_callback_.Run(true);
  64 }
  65
  66 }  // namespace protocol
  67 }  // namespace remoting