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/*
* Copyright 2003-2017 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_GZIP_OUTPUT_STREAM_HXX
#define MPD_GZIP_OUTPUT_STREAM_HXX
#include "check.h"
#include "OutputStream.hxx"
#include "Compiler.h"
#include <zlib.h>
/**
* A filter that compresses data written to it using zlib, forwarding
* compressed data in the "gzip" format.
*
* Don't forget to call Flush() before destructing this object.
*/
class GzipOutputStream final : public OutputStream {
OutputStream &next;
z_stream z;
public:
/**
* Construct the filter.
*/
explicit GzipOutputStream(OutputStream &_next);
~GzipOutputStream();
/**
* Finish the file and write all data remaining in zlib's
* output buffer.
*/
void Flush();
/* virtual methods from class OutputStream */
void Write(const void *data, size_t size) override;
};
#endif
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