QuaZIP: quazip/quachecksum32.h Source File

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quachecksum32.h
1 #ifndef QUACHECKSUM32_H
2 #define QUACHECKSUM32_H
3
4 /*
5 Copyright (C) 2005-2014 Sergey A. Tachenov
6
7 This file is part of QuaZIP.
8
9 QuaZIP is free software: you can redistribute it and/or modify
10 it under the terms of the GNU Lesser General Public License as published by
11 the Free Software Foundation, either version 3 of the License, or
12 (at your option) any later version.
13
14 QuaZIP is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU Lesser General Public License for more details.
18
19 You should have received a copy of the GNU Lesser General Public License
20 along with QuaZIP. If not, see <http://www.gnu.org/licenses/>.
21
22 See COPYING file for the full LGPL text.
23
24 Original ZIP package is copyrighted by Gilles Vollant and contributors,
25 see quazip/(un)zip.h files for details. Basically it's the zlib license.
26 */
27
28 #include <QByteArray>
29 #include "quazip_global.h"
30
32
52 class QUAZIP_EXPORT QuaChecksum32
53 {
54
55 public:
57
62 virtual quint32 calculate(const QByteArray &data) = 0;
63
65 virtual void reset() = 0;
66
68
70 virtual void update(const QByteArray &buf) = 0;
71
73
75 virtual quint32 value() = 0;
76 };
77
78 #endif //QUACHECKSUM32_H