diff options
Diffstat (limited to 'src/cheats.c')
| -rw-r--r-- | src/cheats.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/src/cheats.c b/src/cheats.c index d614185..c02d1d5 100644 --- a/src/cheats.c +++ b/src/cheats.c @@ -76,20 +76,21 @@ const char* S9xGoldFingerToRaw(const char* code, uint32* address, bool8* sram, uint8* num_bytes, uint8 bytes[3]) { char tmp [15]; + int i; if (strlen(code) != 14) return ("Invalid Gold Finger code should be 14 hex digits in length."); strncpy(tmp, code, 5); tmp [5] = 0; + if (sscanf(tmp, "%x", address) != 1) return ("Invalid Gold Finger code."); - int i; for (i = 0; i < 3; i++) { + int byte; strncpy(tmp, code + 5 + i * 2, 2); tmp [2] = 0; - int byte; if (sscanf(tmp, "%x", &byte) != 1) break; bytes [i] = (uint8) byte; @@ -101,7 +102,11 @@ const char* S9xGoldFingerToRaw(const char* code, uint32* address, bool8* sram, const char* S9xGameGenieToRaw(const char* code, uint32* address, uint8* byte) { + uint32 data = 0; char new_code [12]; + static char* real_hex = "0123456789ABCDEF"; + static char* genie_hex = "DF4709156BC8A23E"; + int i; if (strlen(code) != 9 || *(code + 4) != '-' || !S9xAllHex(code, 4) || !S9xAllHex(code + 5, 4)) @@ -111,15 +116,11 @@ const char* S9xGameGenieToRaw(const char* code, uint32* address, uint8* byte) strncpy(new_code + 2, code, 4); strcpy(new_code + 6, code + 5); - static char* real_hex = "0123456789ABCDEF"; - static char* genie_hex = "DF4709156BC8A23E"; - - int i; for (i = 2; i < 10; i++) { + int j; if (islower(new_code [i])) new_code [i] = toupper(new_code [i]); - int j; for (j = 0; j < 16; j++) { if (new_code [i] == genie_hex [j]) @@ -131,7 +132,6 @@ const char* S9xGameGenieToRaw(const char* code, uint32* address, uint8* byte) if (j == 16) return ("Invalid hex-character in Game Genie(tm) code"); } - uint32 data = 0; sscanf(new_code, "%x", &data); *byte = (uint8)(data >> 24); *address = data & 0xffffff; |