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Cheat System: 

- Fixed a crashing bug in certain situations when if a bad AR cheat code is applied, would then cause an invalid memory access.
This commit is contained in:
rogerman 2011-10-29 20:18:55 +00:00
parent cf621a6665
commit 9012f5426f
1 changed files with 10 additions and 5 deletions
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15
desmume/src/cheatSystem.cpp
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@ -378,13 +378,18 @@ void CHEATS::ARparser(CHEATS_LIST& list)
{
u8 *tmp_code = (u8*)(list.code[i+1]);
u32 addr = hi+offset;
for (u32 t = 0; t < lo; t++)
u32 maxByteReadLocation = ((2 * 4) * (MAX_XX_CODE - i - 1)) - 1; // 2 = 2 array dimensions, 4 = 4 bytes per array element
if (lo <= maxByteReadLocation)
{
u8 tmp = tmp_code[t];
_MMU_write08<ARMCPU_ARM9,MMU_AT_DEBUG>(addr, tmp);
addr++;
for (u32 t = 0; t < lo; t++)
{
u8 tmp = tmp_code[t];
_MMU_write08<ARMCPU_ARM9,MMU_AT_DEBUG>(addr, tmp);
addr++;
}
}
i += (lo / 8);
}
break;