fceux/src/cheat.h

71 lines
2.0 KiB
C

#ifndef CHEAT_H
#define CHEAT_H
void FCEU_CheatResetRAM(void);
void FCEU_CheatAddRAM(int s, uint32 A, uint8 *p);
void FCEU_LoadGameCheats(FILE *override, int override_existing = 1);
void FCEU_FlushGameCheats(FILE *override, int nosave);
void FCEU_SaveGameCheats(FILE *fp, int release = 0);
int FCEUI_GlobalToggleCheat(int global_enabled);
void FCEU_ApplyPeriodicCheats(void);
void FCEU_PowerCheats(void);
int FCEU_CalcCheatAffectedBytes(uint32 address, uint32 size);
// Trying to find a more efficient way for determining if an address has a cheat
// each bit of 1 byte represents to 8 bytes in NES
typedef unsigned char _8BYTECHEATMAP;
#define CHEATMAP_SIZE 0x10000 / 8
extern int FCEUI_FindCheatMapByte(uint16 address);
extern void FCEUI_SetCheatMapByte(uint16 address, bool cheat);
extern void FCEUI_CreateCheatMap(void);
extern void FCEUI_RefreshCheatMap(void);
extern void FCEUI_ReleaseCheatMap(void);
extern unsigned int FrozenAddressCount;
int FCEU_CheatGetByte(uint32 A);
void FCEU_CheatSetByte(uint32 A, uint8 V);
extern int savecheats;
extern int globalCheatDisabled;
extern int disableAutoLSCheats;
int FCEU_DisableAllCheats(void);
int FCEU_DeleteAllCheats(void);
typedef struct {
uint16 addr;
uint8 val;
int compare;
readfunc PrevRead;
} CHEATF_SUBFAST;
struct CHEATF {
struct CHEATF *next;
char *name;
uint16 addr;
uint8 val;
int compare; /* -1 for no compare. */
int type; /* 0 for replace, 1 for substitute(GG). */
int status;
};
struct SEARCHPOSSIBLE {
uint16 addr;
uint8 previous;
uint8 current;
bool update;
};
#define FCEU_SEARCH_SPECIFIC_CHANGE 0
#define FCEU_SEARCH_RELATIVE_CHANGE 1
#define FCEU_SEARCH_PUERLY_RELATIVE_CHANGE 2
#define FCEU_SEARCH_ANY_CHANGE 3
#define FCEU_SEARCH_NEWVAL_KNOWN 4
#define FCEU_SEARCH_NEWVAL_GT 5
#define FCEU_SEARCH_NEWVAL_LT 6
#define FCEU_SEARCH_NEWVAL_GT_KNOWN 7
#define FCEU_SEARCH_NEWVAL_LT_KNOWN 8
#endif