1 /****************************************************************************
2 ** Filename: ZipEntryP.h
3 ** Last updated [dd/mm/yyyy]: 27/03/2011
4 **
5 ** Wrapper for a ZIP local header.
6 **
7 ** Some of the code has been inspired by other open source projects,
8 ** (mainly Info-Zip and Gilles Vollant's minizip).
9 ** Compression and decompression actually uses the zlib library.
10 **
11 ** Copyright (C) 2007-2012 Angius Fabrizio. All rights reserved.
12 **
13 ** This file is part of the OSDaB project (http://osdab.42cows.org/).
14 **
15 ** This file may be distributed and/or modified under the terms of the
16 ** GNU General Public License version 2 as published by the Free Software
17 ** Foundation and appearing in the file LICENSE.GPL included in the
18 ** packaging of this file.
19 **
20 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
21 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
22 **
23 ** See the file LICENSE.GPL that came with this software distribution or
24 ** visit http://www.gnu.org/copyleft/gpl.html for GPL licensing information.
25 **
26 **********************************************************************/
27
28 //
29 // W A R N I N G
30 // -------------
31 //
32 // This file is not part of the Zip/UnZip API. It exists purely as an
33 // implementation detail. This header file may change from version to
34 // version without notice, or even be removed.
35 //
36 // We mean it.
37 //
38
39 #ifndef OSDAB_ZIPENTRY_P__H
40 #define OSDAB_ZIPENTRY_P__H
41
42 #include <QtCore/QString>
43 #include <QtCore/QtGlobal>
44
OSDAB_BEGIN_NAMESPACE(Zip)45 OSDAB_BEGIN_NAMESPACE(Zip)
46
47 class ZipEntryP
48 {
49 public:
50 ZipEntryP() :
51 lhOffset(0),
52 dataOffset(0),
53 gpFlag(),
54 compMethod(0),
55 modTime(),
56 modDate(),
57 crc(0),
58 szComp(0),
59 szUncomp(0),
60 absolutePath(),
61 fileSize(0),
62 lhEntryChecked(false)
63 {
64 gpFlag[0] = gpFlag[1] = 0;
65 modTime[0] = modTime[1] = 0;
66 modDate[0] = modDate[1] = 0;
67 }
68
69 quint32 lhOffset; // Offset of the local header record for this entry
70 mutable quint32 dataOffset; // Offset of the file data for this entry
71 unsigned char gpFlag[2]; // General purpose flag
72 quint16 compMethod; // Compression method
73 unsigned char modTime[2]; // Last modified time
74 unsigned char modDate[2]; // Last modified date
75 quint32 crc; // CRC32
76 quint32 szComp; // Compressed file size
77 quint32 szUncomp; // Uncompressed file size
78 QString comment; // File comment
79
80 QString absolutePath; // Internal use
81 qint64 fileSize; // Internal use
82
83 mutable bool lhEntryChecked; // Is true if the local header record for this entry has been parsed
84
85 inline bool isEncrypted() const { return gpFlag[0] & 0x01; }
86 inline bool hasDataDescriptor() const { return gpFlag[0] & 0x08; }
87 };
88
89 OSDAB_END_NAMESPACE
90
91 #endif // OSDAB_ZIPENTRY_P__H
92