#ifndef __GZIPSTREAM_H__ #define __GZIPSTREAM_H__ /** * Zlib-enabled input and output streams * * This provides a simple mechanism for reading and * writing Gzip files. We use our own 'ZipTool' class * to accomplish this, avoiding a zlib dependency. * * Authors: * Bob Jamison * * Copyright (C) 2006 Bob Jamison * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include "domstream.h" namespace org { namespace w3c { namespace dom { namespace io { //######################################################################### //# G Z I P I N P U T S T R E A M //######################################################################### /** * This class is for deflating a gzip-compressed InputStream source * */ 00052 class GzipInputStream : public BasicInputStream { public: GzipInputStream(InputStream &sourceStream); virtual ~GzipInputStream(); virtual int available(); virtual void close(); virtual int get(); private: bool load(); bool loaded; std::vector<unsigned char> buffer; unsigned int bufPos; }; // class GzipInputStream //######################################################################### //# G Z I P O U T P U T S T R E A M //######################################################################### /** * This class is for gzip-compressing data going to the * destination OutputStream * */ 00091 class GzipOutputStream : public BasicOutputStream { public: GzipOutputStream(OutputStream &destinationStream); virtual ~GzipOutputStream(); virtual void close(); virtual void flush(); virtual int put(XMLCh ch); private: std::vector<unsigned char> buffer; }; // class GzipOutputStream } // namespace io } // namespace dom } // namespace w3c } // namespace org #endif /* __GZIPSTREAM_H__ */