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/* 
 *
 * $Id: k3bmd5job.h 619556 2007-01-03 17:38:12Z trueg $
 * Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
 *
 * This file is part of the K3b project.
 * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
 *
 * 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.
 * See the file "COPYING" for the exact licensing terms.
 */


#ifndef _K3B_MD5_JOB_H_
#define _K3B_MD5_JOB_H_

#include <k3bjob.h>
#include <tqcstring.h>
#include "k3b_export.h"

namespace K3bDevice {
  class Device;
}

class K3bIso9660File;


class LIBK3B_EXPORT K3bMd5Job : public K3bJob
{
  Q_OBJECT
  TQ_OBJECT

 public:
  K3bMd5Job( K3bJobHandler* jh , TQObject* parent = 0, const char* name = 0 );
  ~K3bMd5Job();

  TQCString hexDigest();
  TQCString base64Digest();

 public slots:
  void start();
  void stop();
  void cancel();

  // FIXME: read from TQIODevice and thus add K3bFileSplitter support

  /**
   * read from a file.
   *
   * Be aware that the K3bMd5Job uses K3bFileSplitter to read splitted
   * images. In the future this will be changed with the introduction
   * of a setIODevice method.
   */
  void setFile( const TQString& filename );

  /**
   * read from an iso9660 file
   */
  void setFile( const K3bIso9660File* );

  /**
   * read from a device
   * This should be used in combination with setMaxReadSize
   */
  void setDevice( K3bDevice::Device* dev );

  /**
   * read from the opened file descriptor.
   * One needs to set the max read length or call stop()
   * to finish calculation.
   */
  void setFd( int fd );

  /**
   * Set the maximum bytes to read.
   */
  void setMaxReadSize( unsigned long long );

 private slots:
  void slotUpdate();

 private:
  void setupFdNotifier();
  void stopAll();

  class K3bMd5JobPrivate;
  K3bMd5JobPrivate* d;
};

#endif