1 | #ifndef QUACRC32_H
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2 | #define QUACRC32_H
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3 |
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4 | /*
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5 | Copyright (C) 2005-2014 Sergey A. Tachenov
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6 |
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7 | This file is part of QuaZIP.
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8 |
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9 | QuaZIP is free software: you can redistribute it and/or modify
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10 | it under the terms of the GNU Lesser General Public License as published by
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11 | the Free Software Foundation, either version 2.1 of the License, or
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12 | (at your option) any later version.
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13 |
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14 | QuaZIP is distributed in the hope that it will be useful,
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15 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 | GNU Lesser General Public License for more details.
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18 |
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19 | You should have received a copy of the GNU Lesser General Public License
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20 | along with QuaZIP. If not, see <http://www.gnu.org/licenses/>.
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21 |
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22 | See COPYING file for the full LGPL text.
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23 |
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24 | Original ZIP package is copyrighted by Gilles Vollant and contributors,
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25 | see quazip/(un)zip.h files for details. Basically it's the zlib license.
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26 | */
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27 |
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28 | #include "quachecksum32.h"
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29 |
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30 | ///CRC32 checksum
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31 | /** \class QuaCrc32 quacrc32.h <quazip/quacrc32.h>
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32 | * This class wrappers the crc32 function with the QuaChecksum32 interface.
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33 | * See QuaChecksum32 for more info.
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34 | */
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35 | class QUAZIP_EXPORT QuaCrc32 : public QuaChecksum32 {
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36 |
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37 | public:
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38 | QuaCrc32();
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39 |
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40 | quint32 calculate(const QByteArray &data);
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41 |
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42 | void reset();
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43 | void update(const QByteArray &buf);
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44 | quint32 value();
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45 |
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46 | private:
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47 | quint32 checksum;
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48 | };
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49 |
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50 | #endif //QUACRC32_H
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