/* This file is part of KNemo
   Copyright (C) 2004 Percy Leonhardt <percy@eris23.de>

   KNemo is free software; you can redistribute it and/or modify
   it under the terms of the GNU Library General Public License as
   published by the Free Software Foundation; either version 2 of
   the License, or (at your option) any later version.

   KNemo 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 Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
   Boston, MA 02110-1301, USA.
*/

#ifndef INTERFACEUPDATER_H
#define INTERFACEUPDATER_H

#include <qdict.h>
#include <qobject.h>

#include "data.h"
#include "interface.h"

class KProcess;

/**
 * The interface updater runs 'ifconfig', 'iwconfig' and 'route' every
 * second and parses their output. It then trigger the interface
 * monitor to look for changes in the state of the interface.
 *
 * @short Update the information of the interfaces
 * @author Percy Leonhardt <percy@eris23.de>
 */

class InterfaceUpdater : public QObject
{
    Q_OBJECT
public:
    /**
     * Default Constructor
     */
    InterfaceUpdater(QDict<Interface>& interfaceDict );

    /**
     * Default Destructor
     */
    virtual ~InterfaceUpdater();

    void checkConfig();

private slots:
    void routeProcessExited( KProcess* process );
    void routeProcessStdout( KProcess* process, char* buffer, int buflen );
    void ifconfigProcessExited( KProcess* process );
    void ifconfigProcessStdout( KProcess* process, char* buffer, int buflen );
    void iwconfigProcessExited( KProcess* process );
    void iwconfigProcessStdout( KProcess* process, char* buffer, int buflen );

private:
    void parseRouteOutput();
    void parseIfconfigOutput();
    void updateInterfaceData( QString& config, InterfaceData& data, int type );
    void parseIwconfigOutput();
    void updateWirelessData( QString& config, WirelessData& data );

    QString mRouteStdout;
    QString mIfconfigStdout;
    QString mIwconfigStdout;
    KProcess* mRouteProcess;
    KProcess* mIfconfigProcess;
    KProcess* mIwconfigProcess;
    const QDict<Interface>& mInterfaceDict;
};

#endif // INTERFACEUPDATER_H