ZlibInStream.h

00001 //
00002 // $Id: ZlibInStream.h,v 1.13 2007/03/06 20:42:20 will_mason Exp $
00003 //
00004 // vi: set ft=objc:
00005 
00006 /*
00007  * ObjectiveLib - a library of containers and algorithms for Objective-C
00008  *
00009  * Copyright (c) 2004-2007
00010  * Will Mason
00011  *
00012  * Portions:
00013  *
00014  * Copyright (c) 1994
00015  * Hewlett-Packard Company
00016  *
00017  * Copyright (c) 1996,1997
00018  * Silicon Graphics Computer Systems, Inc.
00019  *
00020  * Copyright (c) 1997
00021  * Moscow Center for SPARC Technology
00022  *
00023  * Copyright (c) 1999 
00024  * Boris Fomitchev
00025  *
00026  * This library is free software; you can redistribute it and/or
00027  * modify it under the terms of the GNU Lesser General Public
00028  * License as published by the Free Software Foundation; either
00029  * version 2.1 of the License, or (at your option) any later version.
00030  *
00031  * This library is distributed in the hope that it will be useful,
00032  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00033  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00034  * Lesser General Public License for more details.
00035  *
00036  * You should have received a copy of the GNU Lesser General Public
00037  * License along with this library; if not, write to the Free Software
00038  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00039  *
00040  * You may contact the author at will_mason@users.sourceforge.net.
00041  */
00042 
00043 #if !defined(ZLIBINSTREAM_OL_GUARD)
00044 #define ZLIBINSTREAM_OL_GUARD
00045 
00046 #include <ObjectiveLib/LayeredInStream.h>
00047 
00048 struct z_stream_s;
00049 
00061 @interface OLZlibInStream : OLLayeredInStream
00062 {
00063 @protected
00067     struct z_stream_s*  zstream;
00068 
00072     uint8_t*            buffer;
00073 
00077     unsigned            bufferSize;
00078 }
00079 
00092 + (id) streamWithInStream: (OLInStream*)underStream;
00093 
00097 /* @{ */
00107 - (id) initWithInStream: (OLInStream*)underStream;
00108 
00119 - (id) initWithInStream: (OLInStream*)underStream bufferSize: (unsigned)size;
00120 
00138 - (id) initWithInStream: (OLInStream*)underStream bufferSize: (unsigned)size readZlibHeader: (BOOL)zlibHeader;
00139 #if !defined(OL_NO_OPENSTEP)
00140 - (void) dealloc;
00141 #endif
00142 /* @} */
00143 
00144 - (void) close;
00145 #if defined(OL_NO_OPENSTEP)
00146 - (void) freeStreamResources;
00147 #endif
00148 
00159 - (unsigned) readBytes: (uint8_t*)dest count: (unsigned)max;
00160 
00161 @end
00162 
00163 #endif

ObjectiveLibGenerated Sun Apr 22 15:12:39 2007, © 2004-2007 Will Mason
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