/usr/include/strigi/zipinputstream.h is in libstreams-dev 0.7.7-1.1ubuntu3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | /* This file is part of Strigi Desktop Search
*
* Copyright (C) 2006 Jos van den Oever <jos@vandenoever.info>
*
* 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 STRIGI_ZIPINPUTSTREAM_H
#define STRIGI_ZIPINPUTSTREAM_H
#include <strigi/substreamprovider.h>
#include <strigi/gzipinputstream.h>
namespace Strigi {
/**
* Partial implementation of the zip file format according to
* http://www.pkware.com/business_and_developers/developer/popups/appnote.txt
* http://www.pkware.com/documents/casestudies/APPNOTE.TXT
* 99% of zip files on my system can be read with this class.
* Exceptions are files that are (at least)
* - files generated by writing to stdout
* - files using other compression as deflated
* - encrypted files
**/
class STREAMS_EXPORT ZipInputStream : public SubStreamProvider {
private:
// information relating to the current entry
InputStream* compressedEntryStream;
GZipInputStream *uncompressionStream;
int32_t entryCompressedSize;
int32_t compressionMethod;
void readFileName(int32_t len);
void readHeader();
public:
explicit ZipInputStream(InputStream* input);
~ZipInputStream();
InputStream* nextEntry();
static bool checkHeader(const char* data, int32_t datasize);
static SubStreamProvider* factory(InputStream* input) {
return new ZipInputStream(input);
}
};
} // end namespace Strigi
#endif
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