#ifndef _KIPADDRESSINUSEH
#define _IKPADDRESSINUSEH
/**********************************************************************
 *
 *   kipaddressinuse.h  - rev1
 *   Copyright (C) 2010  Guy Maurel <guy-kde at maurel de>
 *
 *   This program 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 program 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 program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 *   Send comments and bug fixes to the address above
 *
 *********************************************************************/

#include <QtCore/qglobal.h>
#include <QtNetwork/QHostAddress>
#include <QtNetwork/QAbstractSocket>

/** @brief example of use
 *  works with IP-V4 and IP-V6
 *  make a variable such as
 *
 *  QString addr;
 *
 *  catch the IP-address actually used, ie. from the connection/ socket
 *  transformed as a QString, in the format:
 *  IP-V4:  192.168.2.20
 *  IP-V6:  fe80::230:5ff:fed2:39a2
 *
 *  addr = < something from the connection >.toString();
 *
 *  Initialize and save the address
 *
 *  KIpAddressInUse theAddressWeUse;
 *  theAddressWeUse.saveAddressInUse ( addr);
 *
 *  before each read/write, check if the address is still available
 *
 *  if ( ! theAddressWeUse.isSavedAddressStillAvailable()) {
 *    theAddressWeUse.resetAddressInUse ();
 *    < take some decisions... >
 *  }
 *  < go on >
 */

class KIpAddressInUse
{
public:
  KIpAddressInUse ();
  virtual ~ KIpAddressInUse ();
  void saveAddressInUse ( QString );
  void resetAddressInUse ();
  bool isSavedAddressStillAvailable();

private:
  QString savedIpAddress;
};
#endif