80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
#ifndef GZIPOUTPUTSTREAMBUF_H
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#define GZIPOUTPUTSTREAMBUF_H
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#include "zipios-config.h"
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#include <vector>
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#include <zlib.h>
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#include "deflateoutputstreambuf.h"
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namespace zipios {
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/** GZIPOutputStreambuf is a zip output streambuf filter. */
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class BaseExport GZIPOutputStreambuf : public DeflateOutputStreambuf {
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public:
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/** GZIPOutputStreambuf constructor. A newly constructed GZIPOutputStreambuf
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is ready to accept data.
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@param outbuf the streambuf to use for output.
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@param del_outbuf if true is specified outbuf will be deleted, when
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the GZIPOutputStreambuf is destructed. */
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explicit GZIPOutputStreambuf( streambuf *outbuf, bool del_outbuf = false ) ;
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void setFilename( const string &filename );
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void setComment( const string &comment );
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/** Calls finish. */
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void close() ;
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/** Finishes the compression. */
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void finish() ;
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/** Destructor. */
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virtual ~GZIPOutputStreambuf() ;
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protected:
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virtual int overflow( int c = EOF ) ;
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virtual int sync() ;
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private:
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void writeHeader();
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void writeTrailer();
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void writeInt(uint32 i);
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std::string _filename;
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std::string _comment;
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bool _open ;
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};
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} // namespace
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#endif
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/** \file
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Header file that defines ZipOutputStreambuf.
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*/
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/*
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Zipios++ - a small C++ library that provides easy access to .zip files.
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Copyright (C) 2000 Thomas Søndergaard
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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