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https://github.com/dborth/vbagx.git
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74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
// -*- C++ -*-
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// VisualBoyAdvance - Nintendo Gameboy/GameboyAdvance (TM) emulator.
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// Copyright (C) 1999-2003 Forgotten
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// Copyright (C) 2004 Forgotten and the VBA development team
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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 program; if not, write to the Free Software Foundation,
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// Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#ifndef VBA_CHEATSEARCH_H
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#define VBA_CHEATSEARCH_H
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#include "System.h"
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struct CheatSearchBlock {
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int size;
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u32 offset;
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u8 *bits;
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u8 *data;
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u8 *saved;
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};
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struct CheatSearchData {
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int count;
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CheatSearchBlock *blocks;
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};
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enum {
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SEARCH_EQ,
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SEARCH_NE,
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SEARCH_LT,
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SEARCH_LE,
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SEARCH_GT,
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SEARCH_GE
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};
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enum {
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BITS_8,
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BITS_16,
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BITS_32
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};
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#define SET_BIT(bits,off) \
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(bits)[(off) >> 3] |= (1 << ((off) & 7))
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#define CLEAR_BIT(bits, off) \
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(bits)[(off) >> 3] &= ~(1 << ((off) & 7))
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#define IS_BIT_SET(bits, off) \
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(bits)[(off) >> 3] & (1 << ((off) & 7))
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extern CheatSearchData cheatSearchData;
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extern void cheatSearchCleanup(CheatSearchData *cs);
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extern void cheatSearchStart(const CheatSearchData *cs);
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extern void cheatSearch(const CheatSearchData *cs, int compare, int size,
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bool isSigned);
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extern void cheatSearchValue(const CheatSearchData *cs, int compare, int size,
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bool isSigned, u32 value);
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extern int cheatSearchGetCount(const CheatSearchData *cs, int size);
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extern void cheatSearchUpdateValues(const CheatSearchData *cs);
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extern s32 cheatSearchSignedRead(u8 *data, int off, int size);
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extern u32 cheatSearchRead(u8 *data, int off, int size);
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#endif
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