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////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
////////////////////////////////////////////////////////////////////////////////////////
#ifndef NST_PATCHER_H
#define NST_PATCHER_H
#ifdef NST_PRAGMA_ONCE
#pragma once
#endif
#include <iosfwd>
namespace Nes
{
namespace Core
{
class Ips;
class Ups;
class Patcher
{
public:
explicit Patcher(bool=false);
~Patcher();
enum Type
{
IPS,
UPS
};
struct Block
{
const byte* data;
dword size;
};
Result Load(std::istream&);
Result Load(std::istream&,std::istream&);
Result Test(std::istream&) const;
Result Test(const byte*,dword) const;
Result Test(const Block*,uint) const;
Result Save(std::ostream&) const;
Result Create(Type,const byte*,const byte*,dword);
bool Patch(const byte*,byte*,dword,dword=0) const;
void Destroy();
bool Empty() const;
private:
Ips* ips;
Ups* ups;
const bool bypassChecksum;
public:
template<dword N>
Result Test(const Block (&blocks)[N])
{
NST_COMPILE_ASSERT( N > 0 );
return Test( blocks, N );
}
};
}
}
#endif
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