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80 lines
1.9 KiB
C++
80 lines
1.9 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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#ifndef NST_UPS_H
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#define NST_UPS_H
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#ifdef NST_PRAGMA_ONCE
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#pragma once
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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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class Ups
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{
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public:
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Ups();
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~Ups();
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static bool IsUps(std::istream&);
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Result Load(std::istream&,bool);
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Result Save(std::ostream&) const;
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Result Test(std::istream&,bool) const;
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Result Test(const byte* NST_RESTRICT,dword,bool) const;
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Result Create(const byte*,const byte*,dword);
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bool Patch(const byte*,byte*,dword,dword=0) const;
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void Destroy();
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private:
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class Reader;
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class Writer;
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enum
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{
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MAX_SIZE = SIZE_16384K,
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MAX_OFFSET = SIZE_16384K
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};
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dword srcSize;
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dword srcCrc;
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dword dstSize;
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dword dstCrc;
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byte* patch;
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public:
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bool Empty() const
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{
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return dstSize == 0;
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}
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};
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}
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}
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#endif
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