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// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
// $Id: extracttar.h,v 1.2 2001/02/20 07:03:17 jgg Exp $
/* ######################################################################
Extract a Tar - Tar Extractor
The tar extractor takes an ordinary gzip compressed tar stream from
the given file and explodes it, passing the individual items to the
given Directory Stream for processing.
##################################################################### */
/*}}}*/
#ifndef PKGLIB_EXTRACTTAR_H
#define PKGLIB_EXTRACTTAR_H
#include <apt-pkg/fileutl.h>
#include <string>
class pkgDirStream;
class ExtractTar
{
protected:
struct TarHeader;
// The varios types items can be
enum ItemType {NormalFile0 = '\0',NormalFile = '0',HardLink = '1',
SymbolicLink = '2',CharacterDevice = '3',
BlockDevice = '4',Directory = '5',FIFO = '6',
GNU_LongLink = 'K',GNU_LongName = 'L'};
FileFd &File;
unsigned long MaxInSize;
int GZPid;
FileFd InFd;
bool Eof;
std::string DecompressProg;
// Fork and reap gzip
bool StartGzip();
bool Done(bool Force);
public:
bool Go(pkgDirStream &Stream);
ExtractTar(FileFd &Fd,unsigned long Max,std::string DecompressionProgram);
virtual ~ExtractTar();
};
#endif
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