121 lines
4.1 KiB
C
121 lines
4.1 KiB
C
/*
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* Harbour Project source code:
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* dynamic reference to ZLIB functions
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*
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* Copyright 2013 Przemyslaw Czerpak <druzus / at / priv.onet.pl>
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* www - http://harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING.txt. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#define _HB_ZLIB_INTERNAL_
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#include "hbzlib.h"
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static HB_SIZE s_zlibCompressBound( HB_SIZE nLen )
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{
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HB_SYMBOL_UNUSED( nLen );
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return 0;
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}
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static HB_SIZE s_zlibUncompressedSize( const char * pSrc, HB_SIZE nLen, int * piResult )
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{
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HB_SYMBOL_UNUSED( pSrc );
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HB_SYMBOL_UNUSED( nLen );
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HB_SYMBOL_UNUSED( piResult );
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return 0;
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}
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static int s_zlibCompress( char * pDst, HB_SIZE * pnDst, const char * pSrc, HB_SIZE nLen, int iLevel )
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{
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HB_SYMBOL_UNUSED( pDst );
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HB_SYMBOL_UNUSED( pnDst );
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HB_SYMBOL_UNUSED( pSrc );
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HB_SYMBOL_UNUSED( nLen );
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HB_SYMBOL_UNUSED( iLevel );
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return HB_ZLIB_RES_UNSUPPORTED;
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}
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static int s_zlibUncompress( char * pDst, HB_SIZE * pnDst, const char * pSrc, HB_SIZE nLen )
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{
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HB_SYMBOL_UNUSED( pDst );
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HB_SYMBOL_UNUSED( pnDst );
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HB_SYMBOL_UNUSED( pSrc );
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HB_SYMBOL_UNUSED( nLen );
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return HB_ZLIB_RES_UNSUPPORTED;
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}
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static HB_ZLIB_CBOUND s_compressBound = s_zlibCompressBound;
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static HB_ZLIB_UNSIZE s_uncompressedSize = s_zlibUncompressedSize;
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static HB_ZLIB_COMPRS s_compress = s_zlibCompress;
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static HB_ZLIB_UNCMPS s_uncompress = s_zlibUncompress;
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void hb_zlibInit( HB_ZLIB_CBOUND pBound, HB_ZLIB_UNSIZE pUnSize,
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HB_ZLIB_COMPRS pCompress, HB_ZLIB_UNCMPS pUncompress )
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{
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s_compressBound = pBound;
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s_uncompressedSize = pUnSize;
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s_compress = pCompress;
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s_uncompress = pUncompress;
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}
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HB_SIZE hb_zlibCompressBound( HB_SIZE nLen )
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{
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return s_compressBound( nLen );
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}
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HB_SIZE hb_zlibUncompressedSize( const char * pSrc, HB_SIZE nLen, int * piResult )
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{
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return s_uncompressedSize( pSrc, nLen, piResult );
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}
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int hb_zlibCompress( char * pDst, HB_SIZE * pnDst, const char * pSrc, HB_SIZE nLen, int iLevel )
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{
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return s_compress( pDst, pnDst, pSrc, nLen, iLevel );
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}
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int hb_zlibUncompress( char * pDst, HB_SIZE * pnDst, const char * pSrc, HB_SIZE nLen )
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{
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return s_uncompress( pDst, pnDst, pSrc, nLen );
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}
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