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-rw-r--r--apt-inst/contrib/extracttar.h61
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diff --git a/apt-inst/contrib/extracttar.h b/apt-inst/contrib/extracttar.h
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+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+/* ######################################################################
+
+ 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 <apt-pkg/macros.h>
+
+#include <string>
+
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/dirstream.h>
+#include <algorithm>
+using std::min;
+#endif
+
+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 long MaxInSize;
+ int GZPid;
+ FileFd InFd;
+ bool Eof;
+ std::string DecompressProg;
+
+ // Fork and reap gzip
+ bool StartGzip();
+ bool Done();
+ APT_DEPRECATED_MSG("Parameter Force is ignored, use Done() instead.") bool Done(bool Force);
+
+ public:
+
+ bool Go(pkgDirStream &Stream);
+
+ ExtractTar(FileFd &Fd,unsigned long long Max,std::string DecompressionProgram);
+ virtual ~ExtractTar();
+};
+
+#endif