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Safer CPNGFile::ReadFromMemory

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This commit is contained in:
Silent 2017-04-09 23:17:49 +02:00
parent 6e470ab20d
commit fe46468e7c
1 changed files with 5 additions and 4 deletions
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7
SilentPatchSA/PNGFile.cpp
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@ -24,10 +24,11 @@ RwTexture* CPNGFile::ReadFromFile(const char* pFileName)
RwTexture* CPNGFile::ReadFromMemory(const void* pMemory, unsigned int nLen)
{
static BYTE* pMem = AddressByVersion<BYTE*>(0x7CF9CA, 0x7D02CA, 0x80998A);
static uint8_t* const pMem = AddressByVersion<uint8_t*>(0x7CF9CA, 0x7D02CA, 0x80998A);
RwTexture* pTexture = nullptr;
Memory::VP::Patch<BYTE>(pMem, rwSTREAMMEMORY);
uint8_t oldMemory = *pMem;
Memory::VP::Patch<uint8_t>(pMem, rwSTREAMMEMORY);
RwMemory PNGMemory;
PNGMemory.start = const_cast<RwUInt8*>(static_cast<const RwUInt8*>(pMemory));
@ -48,7 +49,7 @@ RwTexture* CPNGFile::ReadFromMemory(const void* pMemory, unsigned int nLen)
RwImageDestroy(pImage);
}
Memory::VP::Patch<BYTE>(pMem, rwSTREAMFILENAME);
Memory::VP::Patch<uint8_t>(pMem, oldMemory);
return pTexture;
}