#ifndef QUACRC32_H
#define QUACRC32_H

/*
Copyright (C) 2005-2014 Sergey A. Tachenov

This file is part of QuaZIP.

QuaZIP is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

QuaZIP 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License
along with QuaZIP.  If not, see <http://www.gnu.org/licenses/>.

See COPYING file for the full LGPL text.

Original ZIP package is copyrighted by Gilles Vollant and contributors,
see quazip/(un)zip.h files for details. Basically it's the zlib license.
*/

#include "quachecksum32.h"

///CRC32 checksum
/** \class QuaCrc32 quacrc32.h <quazip/quacrc32.h>
* This class wrappers the crc32 function with the QuaChecksum32 interface.
* See QuaChecksum32 for more info.
*/
class QUAZIP_EXPORT QuaCrc32 : public QuaChecksum32 {

public:
	QuaCrc32();

	quint32 calculate(const QByteArray &data);

	void reset();
	void update(const QByteArray &buf);
	quint32 value();

private:
	quint32 checksum;
};

#endif //QUACRC32_H