Add abstract interfaces for the transport layer.

remoting/protocol/pepper_stream_channel.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef REMOTING_PROTOCOL_PEPPER_STREAM_CHANNEL_H_
-#define REMOTING_PROTOCOL_PEPPER_STREAM_CHANNEL_H_
-
-#include <string>
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "net/base/completion_callback.h"
-#include "remoting/protocol/channel_authenticator.h"
-#include "remoting/protocol/pepper_channel.h"
-#include "remoting/protocol/pepper_transport_socket_adapter.h"
-#include "remoting/protocol/session.h"
-
-namespace net {
-class CertVerifier;
-class StreamSocket;
-class SSLClientSocket;
-}  // namespace net
-
-namespace remoting {
-namespace protocol {
-
-class PepperSession;
-
-class PepperStreamChannel : public PepperChannel,
-                            public PepperTransportSocketAdapter::Observer {
- public:
-  PepperStreamChannel(PepperSession* session,
-                      const std::string& name,
-                      const Session::StreamChannelCallback& callback);
-  virtual ~PepperStreamChannel();
-
-  // PepperChannel implementation.
-  virtual void Connect(pp::Instance* pp_instance,
-                       const TransportConfig& transport_config,
-                       scoped_ptr<ChannelAuthenticator> authenticator) OVERRIDE;
-  virtual void AddRemoteCandidate(const cricket::Candidate& candidate) OVERRIDE;
-  virtual const std::string& name() const OVERRIDE;
-  virtual bool is_connected() const OVERRIDE;
-
-  // PepperTransportSocketAdapter implementation.
-  virtual void OnChannelDeleted() OVERRIDE;
-  virtual void OnChannelNewLocalCandidate(
-      const std::string& candidate) OVERRIDE;
-
- private:
-  void OnP2PConnect(int result);
-  void OnAuthenticationDone(net::Error error,
-                            scoped_ptr<net::StreamSocket> socket);
-
-  void NotifyConnected(scoped_ptr<net::StreamSocket> socket);
-  void NotifyConnectFailed();
-
-  PepperSession* session_;
-  std::string name_;
-  Session::StreamChannelCallback callback_;
-  scoped_ptr<ChannelAuthenticator> authenticator_;
-
-  // We own |channel_| until it is connected. After that
-  // |authenticator_| owns it.
-  scoped_ptr<PepperTransportSocketAdapter> owned_channel_;
-  PepperTransportSocketAdapter* channel_;
-
-  // Indicates that we've finished connecting.
-  bool connected_;
-
-  DISALLOW_COPY_AND_ASSIGN(PepperStreamChannel);
-};
-
-}  // namespace protocol
-}  // namespace remoting
-
-#endif  // REMOTING_PROTOCOL_PEPPER_STREAM_CHANNEL_H_