mirror of
https://github.com/0ldsk00l/nestopia.git
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100 lines
2.3 KiB
C++
100 lines
2.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////
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//
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// Nestopia - NES/Famicom emulator written in C++
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//
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// Copyright (C) 2003-2008 Martin Freij
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//
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// This file is part of Nestopia.
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//
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// Nestopia 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 of the License, or
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// (at your option) any later version.
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//
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// Nestopia 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 Nestopia; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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////////////////////////////////////////////////////////////////////////////////////////
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#include "NstAssert.hpp"
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#include "NstZlib.hpp"
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#ifndef NST_NO_ZLIB
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#ifdef NST_WIN32
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#if NST_MSVC >= 800
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#define ZEXPORT __stdcall
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#else
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#define ZLIB_WINAPI
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#endif
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#endif
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#include "zlib.h"
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#endif
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namespace Nes
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{
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namespace Core
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{
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namespace Zlib
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{
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#ifndef NST_NO_ZLIB
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ulong NST_CALL Compress(const byte* src,ulong srcSize,byte* dst,ulong dstSize,Compression compression)
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{
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if (srcSize && dstSize)
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{
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NST_ASSERT( src && dst );
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int result;
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if (compression == BEST_COMPRESSION)
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result = compress2( dst, &dstSize, src, srcSize, Z_BEST_COMPRESSION );
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else
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result = compress( dst, &dstSize, src, srcSize );
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if (result == Z_OK)
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return dstSize;
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}
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return 0;
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}
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ulong NST_CALL Uncompress(const byte* src,ulong srcSize,byte* dst,ulong dstSize)
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{
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if (srcSize && dstSize)
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{
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NST_ASSERT( src && dst );
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if (uncompress( dst, &dstSize, src, srcSize ) == Z_OK)
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return dstSize;
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}
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return 0;
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}
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#else
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ulong NST_CALL Compress(const byte*,ulong,byte*,ulong,Compression)
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{
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return 0;
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}
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ulong NST_CALL Uncompress(const byte*,ulong,byte*,ulong)
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{
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return 0;
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}
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#endif
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}
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}
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}
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