LowLevel/Luma3DS-3GX
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Should use the function here too

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Aurora Wright 2017-06-02 05:48:29 +02:00 committed by TuxSH
parent 7a05dee453
commit 47369c8f5e
1 changed files with 15 additions and 15 deletions
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30
sysmodules/loader/source/patcher.c
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@ -159,6 +159,17 @@ exit:
IFile_Close(&file); IFile_Close(&file);
} }
static u32 findFunctionStart(u8 *code, u32 pos)
{
while(pos >= 4)
{
pos -= 4;
if(*(u16 *)(code + pos + 2) == 0xE92D) return pos;
}
return 0xFFFFFFFF;
}
static inline u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset) static inline u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset)
{ {
/* HANS: /* HANS:
@ -202,11 +213,11 @@ static inline u8 *getCfgOffsets(u8 *code, u32 size, u32 *CFGUHandleOffset)
static inline bool patchCfgGetLanguage(u8 *code, u32 size, u8 languageId, u8 *CFGU_GetConfigInfoBlk2_endPos) static inline bool patchCfgGetLanguage(u8 *code, u32 size, u8 languageId, u8 *CFGU_GetConfigInfoBlk2_endPos)
{ {
u8 *CFGU_GetConfigInfoBlk2_startPos; //Let's find STMFD SP (there might be a NOP before, but nevermind) u32 additive = findFunctionStart(code, (u32)(CFGU_GetConfigInfoBlk2_endPos - code));
for(CFGU_GetConfigInfoBlk2_startPos = CFGU_GetConfigInfoBlk2_endPos - 4; if(additive == 0xFFFFFFFF) return false;
*((u16 *)CFGU_GetConfigInfoBlk2_startPos + 1) != 0xE92D; CFGU_GetConfigInfoBlk2_startPos -= 4)
if(CFGU_GetConfigInfoBlk2_startPos < code + 4) return false; u8 *CFGU_GetConfigInfoBlk2_startPos = code + additive;
for(u8 *languageBlkIdPos = code; languageBlkIdPos <= code + size - 4; languageBlkIdPos += 4) for(u8 *languageBlkIdPos = code; languageBlkIdPos <= code + size - 4; languageBlkIdPos += 4)
{ {
@ -269,17 +280,6 @@ static inline void patchCfgGetRegion(u8 *code, u32 size, u8 regionId, u32 CFGUHa
} }
} }
static u32 findFunctionStart(u8 *code, u32 pos)
{
while(pos >= 4)
{
pos -= 4;
if(*(u16 *)(code + pos + 2) == 0xE92D) return pos;
}
return 0xFFFFFFFF;
}
static inline bool findLayeredFsSymbols(u8 *code, u32 size, u32 *fsMountArchive, u32 *fsRegisterArchive, u32 *fsTryOpenFile, u32 *fsOpenFileDirectly) static inline bool findLayeredFsSymbols(u8 *code, u32 size, u32 *fsMountArchive, u32 *fsRegisterArchive, u32 *fsTryOpenFile, u32 *fsOpenFileDirectly)
{ {
u32 found = 0, u32 found = 0,