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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 "net/base/x509_certificate.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"
class MessageLoop;
namespace crypto {
class RSAPrivateKey;
} // namespace base
namespace cricket {
class SessionManager;
} // namespace cricket
namespace remoting {
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 protocol::SessionManager,
public cricket::SessionClient {
public:
explicit JingleSessionManager(MessageLoop* message_loop);
// Initializes the session client. Doesn't accept ownership of the
// |session_manager|. Close() must be called _before_ the |session_manager|
// is destroyed.
// If this object is used in server mode, then |private_key| and
// |certificate| are used to establish a secured communication with the
// client. It will also take ownership of these objects.
// In case this is used in client mode, pass in NULL for both private key and
// certificate.
virtual void Init(const std::string& local_jid,
cricket::SessionManager* cricket_session_manager,
IncomingSessionCallback* incoming_session_callback,
crypto::RSAPrivateKey* private_key,
scoped_refptr<net::X509Certificate> certificate);
// SessionManager interface.
virtual scoped_refptr<protocol::Session> Connect(
const std::string& host_jid,
const std::string& host_public_key,
const std::string& client_token,
CandidateSessionConfig* config,
protocol::Session::StateChangeCallback* state_change_callback);
virtual void Close(Task* closed_task);
void set_allow_local_ips(bool allow_local_ips);
// cricket::SessionClient interface.
virtual void OnSessionCreate(cricket::Session* cricket_session,
bool received_initiate);
virtual void OnSessionDestroy(cricket::Session* cricket_session);
virtual bool ParseContent(cricket::SignalingProtocol protocol,
const buzz::XmlElement* elem,
const cricket::ContentDescription** content,
cricket::ParseError* error);
virtual bool WriteContent(cricket::SignalingProtocol protocol,
const cricket::ContentDescription* content,
buzz::XmlElement** elem,
cricket::WriteError* error);
protected:
virtual ~JingleSessionManager();
private:
friend class JingleSession;
// Message loop that corresponds to the network thread.
MessageLoop* message_loop();
// Called by JingleChromotocolConnection when a new connection is initiated.
void AcceptConnection(JingleSession* jingle_session,
cricket::Session* cricket_session);
void DoConnect(
scoped_refptr<JingleSession> jingle_session,
const std::string& host_jid,
const std::string& host_public_key,
const std::string& client_token,
protocol::Session::StateChangeCallback* state_change_callback);
// Creates session description for outgoing session.
cricket::SessionDescription* CreateClientSessionDescription(
const CandidateSessionConfig* candidate_config,
const std::string& auth_token,
const std::string& master_key);
// Creates session description for incoming session.
cricket::SessionDescription* CreateHostSessionDescription(
const CandidateSessionConfig* candidate_config,
scoped_refptr<net::X509Certificate> certificate);
std::string local_jid_; // Full jid for the local side of the session.
MessageLoop* message_loop_;
cricket::SessionManager* cricket_session_manager_;
scoped_ptr<IncomingSessionCallback> incoming_session_callback_;
bool allow_local_ips_;
bool closed_;
std::list<scoped_refptr<JingleSession> > sessions_;
scoped_refptr<net::X509Certificate> certificate_;
scoped_ptr<crypto::RSAPrivateKey> private_key_;
DISALLOW_COPY_AND_ASSIGN(JingleSessionManager);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_JINGLE_SESSION_MANAGER_H_
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