chromoting_host.h revision 5821806d5e7f356e8fa4b058a389a808ea183019
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef REMOTING_HOST_CHROMOTING_HOST_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define REMOTING_HOST_CHROMOTING_HOST_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/observer_list.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/thread.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/base/backoff_entry.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/client_session.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/host_key_pair.h" 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/host_status_observer.h" 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/mouse_move_observer.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/host/ui_strings.h" 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/protocol/authenticator.h" 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/protocol/session_manager.h" 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "remoting/protocol/connection_to_client.h" 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "third_party/skia/include/core/SkSize.h" 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace base { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SingleThreadTaskRunner; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace base 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace remoting { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace protocol { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class InputStub; 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class SessionConfig; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class CandidateSessionConfig; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace protocol 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class DesktopEnvironmentFactory; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A class to implement the functionality of a host process. 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Here's the work flow of this class: 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 1. We should load the saved GAIA ID token or if this is the first 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// time the host process runs we should prompt user for the 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// credential. We will use this token or credentials to authenicate 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// and register the host. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 2. We listen for incoming connection using libjingle. We will create 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// a ConnectionToClient object that wraps around linjingle for transport. 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A ScreenRecorder is created with an Encoder and a VideoFrameCapturer. 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A ConnectionToClient is added to the ScreenRecorder for transporting 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the screen captures. An InputStub is created and registered with the 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ConnectionToClient to receive mouse / keyboard events from the remote 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// client. 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// After we have done all the initialization we'll start the ScreenRecorder. 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// We'll then enter the running state of the host process. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 3. When the user is disconnected, we will pause the ScreenRecorder 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// and try to terminate the threads we have created. This will allow 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// all pending tasks to complete. After all of that completed we 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// return to the idle state. We then go to step (2) if there a new 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// incoming connection. 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ChromotingHost : public base::RefCountedThreadSafe<ChromotingHost>, 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public ClientSession::EventHandler, 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public protocol::SessionManager::Listener, 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public MouseMoveObserver { 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The caller must ensure that |signal_strategy| and 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // |desktop_environment_factory| remain valid at least until the 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // |shutdown_task| supplied to Shutdown() has been notified. 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ChromotingHost( 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SignalStrategy* signal_strategy, 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DesktopEnvironmentFactory* desktop_environment_factory, 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<protocol::SessionManager> session_manager, 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner, 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> capture_task_runner, 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> encode_task_runner, 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> network_task_runner); 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Asynchronously start the host process. 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // After this is invoked, the host process will connect to the talk 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // network and start listening for incoming connections. 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This method can only be called once during the lifetime of this object. 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Start(const std::string& xmpp_login); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Asynchronously shutdown the host process. |shutdown_task| is 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // called after shutdown is completed. 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Shutdown(const base::Closure& shutdown_task); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Add/Remove |observer| to/from the list of status observers. Both 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // methods can be called on the network thread only. 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void AddStatusObserver(HostStatusObserver* observer); 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void RemoveStatusObserver(HostStatusObserver* observer); 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // This method may be called only from 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // HostStatusObserver::OnClientAuthenticated() to reject the new 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // client. 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void RejectAuthenticatingClient(); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Sets the authenticator factory to use for incoming 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // connections. Incoming connections are rejected until 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // authenticator factory is set. Must be called on the network 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // thread after the host is started. Must not be called more than 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // once per host instance because it may not be safe to delete 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // factory before all authenticators it created are deleted. 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetAuthenticatorFactory( 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<protocol::AuthenticatorFactory> authenticator_factory); 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Sets the maximum duration of any session. By default, a session has no 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // maximum duration. 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetMaximumSessionDuration(const base::TimeDelta& max_session_duration); 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) //////////////////////////////////////////////////////////////////////////// 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ClientSession::EventHandler implementation. 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionAuthenticated(ClientSession* client) OVERRIDE; 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionChannelsConnected(ClientSession* client) OVERRIDE; 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionAuthenticationFailed(ClientSession* client) OVERRIDE; 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionClosed(ClientSession* session) OVERRIDE; 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionSequenceNumber(ClientSession* session, 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int64 sequence_number) OVERRIDE; 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionRouteChange( 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientSession* session, 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& channel_name, 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const protocol::TransportRoute& route) OVERRIDE; 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnClientDimensionsChanged(ClientSession* session, 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SkISize& size) OVERRIDE; 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // SessionManager::Listener implementation. 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnSessionManagerReady() OVERRIDE; 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnIncomingSession( 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protocol::Session* session, 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protocol::SessionManager::IncomingSessionResponse* response) OVERRIDE; 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // MouseMoveObserver interface. 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnLocalMouseMoved(const SkIPoint& new_pos) OVERRIDE; 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Sets desired configuration for the protocol. Must be called before Start(). 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void set_protocol_config(scoped_ptr<protocol::CandidateSessionConfig> config); 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Pause or unpause the session. While the session is paused, remote input 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // is ignored. Can be called from any thread. 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void PauseSession(bool pause); 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Disconnects all active clients. Clients are disconnected 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // asynchronously when this method is called on a thread other than 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // the network thread. Potentically this may cause disconnection of 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // clients that were not connected when this method is called. 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void DisconnectAllClients(); 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Disconnects the client that is using |desktop_environment|, if any. 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void DisconnectClient(DesktopEnvironment* desktop_environment); 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const UiStrings& ui_strings() { return ui_strings_; } 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Set localized strings. Must be called before host is started. 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void SetUiStrings(const UiStrings& ui_strings); 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class base::RefCountedThreadSafe<ChromotingHost>; 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class ChromotingHostTest; 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) typedef std::vector<scoped_refptr<ClientSession> > ClientList; 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) enum State { 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kInitial, 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kStarted, 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kStopping, 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) kStopped, 1715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~ChromotingHost(); 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Called when a client session is stopped completely. 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void OnClientStopped(); 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Called from Shutdown() to finish shutdown. 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void ShutdownFinish(); 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Unless specified otherwise all members of this class must be 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // used on the network thread only. 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Parameters specified when the host was created. 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DesktopEnvironmentFactory* desktop_environment_factory_; 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<protocol::SessionManager> session_manager_; 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner_; 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> capture_task_runner_; 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> encode_task_runner_; 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> network_task_runner_; 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Connection objects. 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SignalStrategy* signal_strategy_; 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Must be used on the network thread only. 1965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ObserverList<HostStatusObserver> status_observers_; 1975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The connections to remote clients. 1995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ClientList clients_; 2005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The number of allocated |ClientSession| objects. |clients_count_| can be 2025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // greater than |clients_.size()| because it also includes the objects that 2035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // are about to be deleted. 2045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int clients_count_; 2055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Tracks the internal state of the host. 2075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) State state_; 2085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Configuration of the protocol. 2105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_ptr<protocol::CandidateSessionConfig> protocol_config_; 2115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Login backoff state. 2135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::BackoffEntry login_backoff_; 2145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Flags used for RejectAuthenticatingClient(). 2165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool authenticating_client_; 2175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool reject_authenticating_client_; 2185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Stores list of tasks that should be executed when we finish 2205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // shutdown. Used only while |state_| is set to kStopping. 2215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::vector<base::Closure> shutdown_tasks_; 2225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // TODO(sergeyu): The following members do not belong to 2245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // ChromotingHost and should be moved elsewhere. 2255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) UiStrings ui_strings_; 2265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The maximum duration of any session. 2285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::TimeDelta max_session_duration_; 2295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(ChromotingHost); 2315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 2325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace remoting 2345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 2355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // REMOTING_HOST_CHROMOTING_HOST_H_ 236