LowLevel/Luma3DS-3GX
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Minor stuff

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This commit is contained in:
Aurora 2016-11-09 22:52:29 +01:00
parent b830909504
commit c1f85650bd
1 changed files with 46 additions and 40 deletions
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16
injector/source/patcher.c
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@ -240,6 +240,8 @@ static inline u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset)
} }
} }
if(n > 0)
{
for(u8 *CFGU_GetConfigInfoBlk2_endPos = code; CFGU_GetConfigInfoBlk2_endPos < code + size - 8; CFGU_GetConfigInfoBlk2_endPos += 4) for(u8 *CFGU_GetConfigInfoBlk2_endPos = code; CFGU_GetConfigInfoBlk2_endPos < code + size - 8; CFGU_GetConfigInfoBlk2_endPos += 4)
{ {
static const u32 CFGU_GetConfigInfoBlk2_endPattern[] = {0xE8BD8010, 0x00010082}; static const u32 CFGU_GetConfigInfoBlk2_endPattern[] = {0xE8BD8010, 0x00010082};
@ -257,6 +259,7 @@ static inline u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset)
CFGU_GetConfigInfoBlk2_endPos += 4; CFGU_GetConfigInfoBlk2_endPos += 4;
} }
} }
}
return NULL; return NULL;
} }
@ -267,8 +270,10 @@ static inline u32 patchCfgGetLanguage(u8 *code, u32 size, u8 languageId, u8 *CFG
for(CFGU_GetConfigInfoBlk2_startPos = CFGU_GetConfigInfoBlk2_endPos - 4; for(CFGU_GetConfigInfoBlk2_startPos = CFGU_GetConfigInfoBlk2_endPos - 4;
CFGU_GetConfigInfoBlk2_startPos >= code && *((u16 *)CFGU_GetConfigInfoBlk2_startPos + 1) != 0xE92D; CFGU_GetConfigInfoBlk2_startPos >= code && *((u16 *)CFGU_GetConfigInfoBlk2_startPos + 1) != 0xE92D;
CFGU_GetConfigInfoBlk2_startPos -= 2); CFGU_GetConfigInfoBlk2_startPos -= 4);
if(CFGU_GetConfigInfoBlk2_startPos >= code)
{
for(u8 *languageBlkIdPos = code; languageBlkIdPos < code + size; languageBlkIdPos += 4) for(u8 *languageBlkIdPos = code; languageBlkIdPos < code + size; languageBlkIdPos += 4)
{ {
if(*(u32 *)languageBlkIdPos == 0xA0002) if(*(u32 *)languageBlkIdPos == 0xA0002)
@ -307,6 +312,7 @@ static inline u32 patchCfgGetLanguage(u8 *code, u32 size, u8 languageId, u8 *CFG
} }
} }
} }
}
return 1; return 1;
} }
@ -321,14 +327,14 @@ static inline u32 patchCfgGetRegion(u8 *code, u32 size, u8 regionId, u32 CFGUHan
if(*cmp == cfgSecureInfoGetRegionCmdPattern[1]) if(*cmp == cfgSecureInfoGetRegionCmdPattern[1])
{ {
for(u32 i = 1; i < 4; i++) for(u32 i = 1; i < 3; i++)
if((*(cmp - i) & 0xFFFF0FFF) == cfgSecureInfoGetRegionCmdPattern[0] && *((u16 *)cmdPos + 5) == 0xE59F && if((*(cmp - i) & 0xFFFF0FFF) == cfgSecureInfoGetRegionCmdPattern[0] && *((u16 *)cmdPos + 5) == 0xE59F &&
*(u32 *)(cmdPos + 16 + *((u16 *)cmdPos + 4)) == CFGUHandleOffset) *(u32 *)(cmdPos + 16 + *((u16 *)cmdPos + 4)) == CFGUHandleOffset)
{ {
cmp[3] = 0xE3A00000 | regionId; //mov r0, =regionId cmp[3] = 0xE3A00000 | regionId; //mov r0, =regionId
cmp[4] = 0xE5C40008; //strb r0, [r4, 8] cmp[4] = 0xE5C40008; //strb r0, [r4, #8]
cmp[5] = 0xE3B00000; //movs r0, 0 (result code) ('s' not needed but nvm) cmp[5] = 0xE3A00000; //mov r0, #0 (result code)
cmp[6] = 0xE5840004; //str r0, [r4, 4] cmp[6] = 0xE5840004; //str r0, [r4, #4]
//The remaining, not patched, function code will do the rest for us //The remaining, not patched, function code will do the rest for us
return 0; return 0;