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// Copyright (c) 2012 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 <map>
#include <list>
#include <string>
#include "base/memory/ref_counted.h"
#include "net/base/x509_certificate.h"
#include "remoting/jingle_glue/signal_strategy.h"
#include "remoting/protocol/jingle_messages.h"
#include "remoting/protocol/session_manager.h"
namespace pp {
class Instance;
} // namespace pp
namespace buzz {
class XmlElement;
} // namespace buzz
namespace talk_base {
class SocketAddress;
} // namespace talk_base
namespace remoting {
class IqSender;
class JingleInfoRequest;
namespace protocol {
class JingleSession;
class TransportFactory;
// JingleSessionManager and JingleSession implement the subset of the
// Jingle protocol used in Chromoting. JingleSessionManager provides
// the protocol::SessionManager interface for accepting incoming and
// creating outgoing sessions.
class JingleSessionManager : public SessionManager,
public SignalStrategy::Listener {
public:
// When |fetch_stun_relay_config| is set to true then
// JingleSessionManager will also try to query configuration of STUN
// and Relay servers from the signaling server.
//
// TODO(sergeyu): Move NAT-traversal config fetching to a separate
// class.
explicit JingleSessionManager(
scoped_ptr<TransportFactory> transport_factory,
bool fetch_stun_relay_config);
virtual ~JingleSessionManager();
// SessionManager interface.
virtual void Init(SignalStrategy* signal_strategy,
SessionManager::Listener* listener) OVERRIDE;
virtual scoped_ptr<Session> Connect(
const std::string& host_jid,
scoped_ptr<Authenticator> authenticator,
scoped_ptr<CandidateSessionConfig> config) OVERRIDE;
virtual void Close() OVERRIDE;
virtual void set_authenticator_factory(
scoped_ptr<AuthenticatorFactory> authenticator_factory) OVERRIDE;
// SignalStrategy::Listener interface.
virtual void OnSignalStrategyStateChange(
SignalStrategy::State state) OVERRIDE;
virtual bool OnSignalStrategyIncomingStanza(
const buzz::XmlElement* stanza) OVERRIDE;
private:
friend class JingleSession;
typedef std::map<std::string, JingleSession*> SessionsMap;
void OnJingleInfo(
const std::string& relay_token,
const std::vector<std::string>& relay_hosts,
const std::vector<talk_base::SocketAddress>& stun_hosts);
IqSender* iq_sender() { return iq_sender_.get(); }
void SendReply(const buzz::XmlElement* original_stanza,
JingleMessageReply::ErrorType error);
// Called by JingleSession when it is being destroyed.
void SessionDestroyed(JingleSession* session);
scoped_ptr<TransportFactory> transport_factory_;
bool fetch_stun_relay_config_;
SignalStrategy* signal_strategy_;
scoped_ptr<AuthenticatorFactory> authenticator_factory_;
scoped_ptr<IqSender> iq_sender_;
SessionManager::Listener* listener_;
bool ready_;
scoped_ptr<JingleInfoRequest> jingle_info_request_;
SessionsMap sessions_;
DISALLOW_COPY_AND_ASSIGN(JingleSessionManager);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
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