Cool_Tools/ExplorerPatcher
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Utility: Optimized FindPattern inlining

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This commit is contained in:
Amrsatrio 2024-03-14 05:07:15 +07:00
parent 913b2d03db
commit 52cd4f0072
1 changed files with 8 additions and 4 deletions
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12
ExplorerPatcher/utility.c
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@ -1582,7 +1582,7 @@ HRESULT SHRegGetDWORD(HKEY hkey, const WCHAR* pwszSubKey, const WCHAR* pwszValue
} }
#ifdef _WIN64 #ifdef _WIN64
inline BOOL MaskCompare(PVOID pBuffer, LPCSTR lpPattern, LPCSTR lpMask) static BOOL MaskCompare(PVOID pBuffer, LPCSTR lpPattern, LPCSTR lpMask)
{ {
for (PBYTE value = (PBYTE)pBuffer; *lpMask; ++lpPattern, ++lpMask, ++value) for (PBYTE value = (PBYTE)pBuffer; *lpMask; ++lpPattern, ++lpMask, ++value)
{ {
@ -1593,10 +1593,8 @@ inline BOOL MaskCompare(PVOID pBuffer, LPCSTR lpPattern, LPCSTR lpMask)
return TRUE; return TRUE;
} }
PVOID FindPattern(PVOID pBase, SIZE_T dwSize, LPCSTR lpPattern, LPCSTR lpMask) static __declspec(noinline) PVOID FindPatternHelper(PVOID pBase, SIZE_T dwSize, LPCSTR lpPattern, LPCSTR lpMask)
{ {
dwSize -= strlen(lpMask);
for (SIZE_T index = 0; index < dwSize; ++index) for (SIZE_T index = 0; index < dwSize; ++index)
{ {
PBYTE pAddress = (PBYTE)pBase + index; PBYTE pAddress = (PBYTE)pBase + index;
@ -1607,4 +1605,10 @@ PVOID FindPattern(PVOID pBase, SIZE_T dwSize, LPCSTR lpPattern, LPCSTR lpMask)
return NULL; return NULL;
} }
PVOID FindPattern(PVOID pBase, SIZE_T dwSize, LPCSTR lpPattern, LPCSTR lpMask)
{
dwSize -= strlen(lpMask);
return FindPatternHelper(pBase, dwSize, lpPattern, lpMask);
}
#endif #endif