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// 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_JINGLE_SESSION_MANAGER_H_
#define REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
#include <list>
#include <string>
#include "base/memory/ref_counted.h"
#include "remoting/protocol/content_description.h"
#include "remoting/protocol/jingle_session.h"
#include "remoting/protocol/session_manager.h"
#include "third_party/libjingle/source/talk/p2p/base/session.h"
#include "third_party/libjingle/source/talk/p2p/base/sessionclient.h"
namespace cricket {
class HttpPortAllocator;
class PortAllocator;
class SessionManager;
} // namespace cricket
namespace remoting {
class JingleInfoRequest;
class JingleSignalingConnector;
namespace protocol {
// This class implements SessionClient for Chromoting sessions. It acts as a
// server that accepts chromoting connections and can also make new connections
// to other hosts.
class JingleSessionManager
: public SessionManager,
public cricket::SessionClient {
public:
virtual ~JingleSessionManager();
JingleSessionManager(base::MessageLoopProxy* message_loop);
// SessionManager interface.
virtual void Init(const std::string& local_jid,
SignalStrategy* signal_strategy,
Listener* listener,
bool allow_nat_traversal) OVERRIDE;
virtual Session* Connect(
const std::string& host_jid,
Authenticator* authenticator,
CandidateSessionConfig* config,
const Session::StateChangeCallback& state_change_callback) OVERRIDE;
virtual void Close() OVERRIDE;
virtual void set_authenticator_factory(
AuthenticatorFactory* authenticator_factory) OVERRIDE;
// cricket::SessionClient interface.
virtual void OnSessionCreate(cricket::Session* cricket_session,
bool received_initiate) OVERRIDE;
virtual void OnSessionDestroy(cricket::Session* cricket_session) OVERRIDE;
virtual bool ParseContent(cricket::SignalingProtocol protocol,
const buzz::XmlElement* elem,
const cricket::ContentDescription** content,
cricket::ParseError* error) OVERRIDE;
virtual bool WriteContent(cricket::SignalingProtocol protocol,
const cricket::ContentDescription* content,
buzz::XmlElement** elem,
cricket::WriteError* error) OVERRIDE;
private:
friend class JingleSession;
// Called by JingleSession when a new connection is initiated.
SessionManager::IncomingSessionResponse AcceptConnection(
JingleSession* jingle_session);
// Creates authenticator for incoming session. Returns NULL if
// authenticator cannot be created, e.g. if |auth_message| is
// invalid. Caller reatins ownership of |auth_message| and must
// accept ownership of the result.
Authenticator* CreateAuthenticator(const std::string& jid,
const buzz::XmlElement* auth_message);
// Called by JingleSession when it is being destroyed.
void SessionDestroyed(JingleSession* jingle_session);
// Callback for JingleInfoRequest.
void OnJingleInfo(
const std::string& token,
const std::vector<std::string>& relay_hosts,
const std::vector<talk_base::SocketAddress>& stun_hosts);
scoped_refptr<base::MessageLoopProxy> message_loop_;
scoped_ptr<talk_base::NetworkManager> network_manager_;
scoped_ptr<talk_base::PacketSocketFactory> socket_factory_;
std::string local_jid_; // Full jid for the local side of the session.
SignalStrategy* signal_strategy_;
scoped_ptr<AuthenticatorFactory> authenticator_factory_;
Listener* listener_;
bool allow_nat_traversal_;
scoped_ptr<cricket::PortAllocator> port_allocator_;
cricket::HttpPortAllocator* http_port_allocator_;
scoped_ptr<cricket::SessionManager> cricket_session_manager_;
scoped_ptr<JingleInfoRequest> jingle_info_request_;
scoped_ptr<JingleSignalingConnector> jingle_signaling_connector_;
bool closed_;
std::list<JingleSession*> sessions_;
ScopedRunnableMethodFactory<JingleSessionManager> task_factory_;
DISALLOW_COPY_AND_ASSIGN(JingleSessionManager);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
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