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/* Copyright (C) 2002-2004 RealVNC Ltd.  All Rights Reserved.
 *    
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

#ifndef __VNCSERVER_WIN32_H__
#define __VNCSERVER_WIN32_H__

#include <winsock2.h>
#include <network/TcpSocket.h>
#include <rfb/VNCServerST.h>
#include <rfb_win32/RegConfig.h>
#include <rfb_win32/SDisplay.h>
#include <rfb_win32/SocketManager.h>
#include <rfb_win32/TCharArray.h>
#include <winvnc/QueryConnectDialog.h>
#include <winvnc/JavaViewer.h>
//#include <rfb/ListConnInfo.h>

namespace winvnc {

  class VNCServerWin32 : rfb::VNCServerST::QueryConnectionHandler {
  public:
    VNCServerWin32();
    virtual ~VNCServerWin32();

    // Run the server in the current thread
    int run();

    // Cause the run() call to return
    // THREAD-SAFE
    void stop();

    // Determine whether a viewer is active
    // THREAD-SAFE
    bool isServerInUse() const {return isDesktopStarted;}

    // Connect out to the specified VNC Viewer
    // THREAD-SAFE
    bool addNewClient(const char* client);

    // Disconnect all connected clients
    // THREAD-SAFE
    bool disconnectClients(const char* reason=0);

    // Call used to notify VNCServerST of user accept/reject query completion
    // CALLED FROM AcceptConnectDialog THREAD
    void queryConnectionComplete();

    // Overridden VNCServerST::QueryConnectionHandler callback,
    // used to prompt user to accept or reject a connection.
    // CALLBACK IN VNCServerST "HOST" THREAD
    virtual rfb::VNCServerST::queryResult queryConnection(network::Socket* sock,
                                                          const char* userName,
                                                          char** reason);

    bool getClientsInfo(rfb::ListConnInfo* LCInfo);

    bool setClientsStatus(rfb::ListConnInfo* LCInfo);

    // Where to read the configuration settings from
    static const TCHAR* RegConfigPath;

  protected:

    // Perform a particular internal function in the server thread
    typedef enum {NoCommand, DisconnectClients, AddClient, QueryConnectionComplete, SetClientsStatus, GetClientsInfo} Command;
    bool queueCommand(Command cmd, const void* data, int len);
    void doCommand();
    Command command;
    const void* commandData;
    int commandDataLen;
    rfb::Mutex commandLock;
    rfb::Condition commandSig;

    // VNCServerWin32 Server-internal state
    rfb::win32::SDisplay desktop;
    rfb::VNCServerST vncServer;
    rfb::Mutex runLock;
    rfb::Thread* hostThread;
    bool runServer;
    bool isDesktopStarted;
    JavaViewerServer* httpServer;
    rfb::win32::RegistryReader config;
    rfb::win32::SocketManager sockMgr;
    QueryConnectDialog* queryConnectDialog;
  };

};

#endif