/* * Copyright (C) 2003-2015 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 "lib/zlib/Error.hxx" #include "Compiler.h" #include #include /** * 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. */ GzipOutputStream(OutputStream &_next) throw(ZlibError); ~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