| 1 | /* Cheat Support for PCSX-Reloaded |
| 2 | * Copyright (C) 2009, Wei Mingzhi <whistler_wmz@users.sf.net>. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA |
| 17 | */ |
| 18 | |
| 19 | #ifndef CHEAT_H |
| 20 | #define CHEAT_H |
| 21 | |
| 22 | #ifdef __cplusplus |
| 23 | extern "C" { |
| 24 | #endif |
| 25 | |
| 26 | typedef struct { |
| 27 | uint32_t Addr; |
| 28 | uint16_t Val; |
| 29 | } CheatCode; |
| 30 | |
| 31 | typedef struct { |
| 32 | char *Descr; |
| 33 | int First; // index of the first cheat code |
| 34 | int n; // number of cheat codes for this cheat |
| 35 | int Enabled; |
| 36 | } Cheat; |
| 37 | |
| 38 | void ClearAllCheats(); |
| 39 | |
| 40 | void LoadCheats(const char *filename); |
| 41 | void SaveCheats(const char *filename); |
| 42 | |
| 43 | void ApplyCheats(); |
| 44 | |
| 45 | int AddCheat(const char *descr, char *code); |
| 46 | void RemoveCheat(int index); |
| 47 | int EditCheat(int index, const char *descr, char *code); |
| 48 | |
| 49 | void FreeCheatSearchResults(); |
| 50 | void FreeCheatSearchMem(); |
| 51 | void CheatSearchBackupMemory(); |
| 52 | |
| 53 | void CheatSearchEqual8(u8 val); |
| 54 | void CheatSearchEqual16(u16 val); |
| 55 | void CheatSearchEqual32(u32 val); |
| 56 | void CheatSearchNotEqual8(u8 val); |
| 57 | void CheatSearchNotEqual16(u16 val); |
| 58 | void CheatSearchNotEqual32(u32 val); |
| 59 | void CheatSearchRange8(u8 min, u8 max); |
| 60 | void CheatSearchRange16(u16 min, u16 max); |
| 61 | void CheatSearchRange32(u32 min, u32 max); |
| 62 | void CheatSearchIncreasedBy8(u8 val); |
| 63 | void CheatSearchIncreasedBy16(u16 val); |
| 64 | void CheatSearchIncreasedBy32(u32 val); |
| 65 | void CheatSearchDecreasedBy8(u8 val); |
| 66 | void CheatSearchDecreasedBy16(u16 val); |
| 67 | void CheatSearchDecreasedBy32(u32 val); |
| 68 | void CheatSearchIncreased8(); |
| 69 | void CheatSearchIncreased16(); |
| 70 | void CheatSearchIncreased32(); |
| 71 | void CheatSearchDecreased8(); |
| 72 | void CheatSearchDecreased16(); |
| 73 | void CheatSearchDecreased32(); |
| 74 | void CheatSearchDifferent8(); |
| 75 | void CheatSearchDifferent16(); |
| 76 | void CheatSearchDifferent32(); |
| 77 | void CheatSearchNoChange8(); |
| 78 | void CheatSearchNoChange16(); |
| 79 | void CheatSearchNoChange32(); |
| 80 | |
| 81 | extern Cheat *Cheats; |
| 82 | extern CheatCode *CheatCodes; |
| 83 | extern int NumCheats; |
| 84 | extern int NumCodes; |
| 85 | |
| 86 | extern s8 *prevM; |
| 87 | extern u32 *SearchResults; |
| 88 | extern int NumSearchResults; |
| 89 | |
| 90 | #define PREVM(mem) (&prevM[mem]) |
| 91 | #define PrevMu8(mem) (*(u8 *)PREVM(mem)) |
| 92 | #define PrevMu16(mem) (SWAP16(*(u16 *)PREVM(mem))) |
| 93 | #define PrevMu32(mem) (SWAP32(*(u32 *)PREVM(mem))) |
| 94 | |
| 95 | // cheat types |
| 96 | #define CHEAT_CONST8 0x30 /* 8-bit Constant Write */ |
| 97 | #define CHEAT_CONST16 0x80 /* 16-bit Constant Write */ |
| 98 | #define CHEAT_INC16 0x10 /* 16-bit Increment */ |
| 99 | #define CHEAT_DEC16 0x11 /* 16-bit Decrement */ |
| 100 | #define CHEAT_INC8 0x20 /* 8-bit Increment */ |
| 101 | #define CHEAT_DEC8 0x21 /* 8-bit Decrement */ |
| 102 | #define CHEAT_SLIDE 0x50 /* Slide Codes */ |
| 103 | #define CHEAT_MEMCPY 0xC2 /* Memory Copy */ |
| 104 | |
| 105 | #define CHEAT_EQU8 0xE0 /* 8-bit Equal To */ |
| 106 | #define CHEAT_NOTEQU8 0xE1 /* 8-bit Not Equal To */ |
| 107 | #define CHEAT_LESSTHAN8 0xE2 /* 8-bit Less Than */ |
| 108 | #define CHEAT_GREATERTHAN8 0xE3 /* 8-bit Greater Than */ |
| 109 | #define CHEAT_EQU16 0xD0 /* 16-bit Equal To */ |
| 110 | #define CHEAT_NOTEQU16 0xD1 /* 16-bit Not Equal To */ |
| 111 | #define CHEAT_LESSTHAN16 0xD2 /* 16-bit Less Than */ |
| 112 | #define CHEAT_GREATERTHAN16 0xD3 /* 16-bit Greater Than */ |
| 113 | |
| 114 | #ifdef __cplusplus |
| 115 | } |
| 116 | #endif |
| 117 | #endif |