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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 |