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/* This file is part of the KDE project
Copyright (C) 2001,2005 Nicolas GOUTTE <nicog@snafu.de>
This library 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.
This library 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 Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KDELIBS_KQIODEVICEGZIP_H
#define KDELIBS_KQIODEVICEGZIP_H
#include <qiodevice.h>
#include <qstring.h>
#include <qfile.h>
#include <zlib.h>
/**
* \brief QIODevice class for a gzipped file
* \internal This class is internal to KDE.
* The class KFilterDev should be used instead.
*/
class KQIODeviceGZip : public QIODevice
{
public:
KQIODeviceGZip(const QString& filename);
~KQIODeviceGZip(void);
bool open(int mode);
void close(void);
void flush(void);
Offset size(void) const;
Offset at(void) const;
bool at(Offset pos);
bool atEnd(void) const;
bool reset (void);
Q_LONG readBlock( char *data, Q_ULONG maxlen );
Q_LONG writeBlock( const char *data, Q_ULONG len );
int getch(void);
int putch(int ch);
int ungetch(int ch);
private:
gzFile m_gzfile;
int m_ungetchar;
QString m_filename;
};
#endif // KDELIBS_KQIODEVICEGZIP_H
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