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i probably broke the whole projecvt

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Milxnor
2023-03-07 11:09:26 -05:00
parent ae259f97eb
commit eb3685c070
20 changed files with 543 additions and 182 deletions
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42
vendor/memcury.h vendored
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@@ -753,7 +753,7 @@
return Scanner(add);
}
static auto FindPointerRef(void* Pointer) -> Scanner // credit ender
static auto FindPointerRef(void* Pointer) -> Scanner // credit me and ender
{
PE::Address add{ nullptr };
@@ -771,19 +771,31 @@
add = PE::Address(&scanBytes[i]);
}
}
if (scanBytes[i] == ASM::CALL)
{
if (PE::Address(&scanBytes[i]).RelativeOffset(1).GetAs<void*>() == Pointer)
{
add = PE::Address(&scanBytes[i]);
}
}
}
if (add == 0)
{
MessageBoxA(0, "FindPointerRef return nullptr", "Memcury", MB_OK);
}
else
{
// MessageBoxA(0, std::format("FindPointerRef return 0x{:x}", add.Get() - __int64(GetModuleHandleW(0))).c_str(), "Memcury", MB_OK);
}
return Scanner(add);
}
// Supports wide and normal strings both std and pointers
template <typename T = const wchar_t*>
static auto FindStringRef(T string, bool bWarnIfNotFound = true, int useRefNum = 0) -> Scanner
static auto FindStringRef(T string, bool bWarnIfNotFound = true, int useRefNum = 0, bool bIsInFunc = false) -> Scanner
{
PE::Address add{ nullptr };
@@ -878,6 +890,26 @@
}
}
if (add.Get())
{
if (bIsInFunc)
{
for (int i = 0; i < 300; i++)
{
if (*(uint8_t*)(add.Get() - i) == 0x48 && *(uint8_t*)(add.Get() - i + 1) == 0x83)
{
// MessageBoxA(0, std::format("0x{:x}", (__int64(add.Get() - i) - __int64(GetModuleHandleW(0)))).c_str(), "Memcury", MB_OK);
auto beginFunc = Scanner(add.Get() - i);
auto ref = FindPointerRef(beginFunc.GetAs<void*>());
return ref;
}
}
}
}
return Scanner(add);
}
@@ -1331,15 +1363,15 @@
return true;
}
inline void VirtualSwap(void** VTable, int Idx, void* NewFunc)
static void VirtualSwap(void** VTable, int Idx, void* NewFunc)
{
DWORD dwProtection;
VirtualProtect(VTable, (Idx + 8), PAGE_EXECUTE_READWRITE, &dwProtection);
VirtualProtect(&VTable[Idx], 8, PAGE_EXECUTE_READWRITE, &dwProtection);
VTable[Idx] = NewFunc;
DWORD dwTemp;
VirtualProtect(VTable, (Idx + 8), dwProtection, &dwTemp);
VirtualProtect(&VTable[Idx], 8, dwProtection, &dwTemp);
}
// Finds a string ref, then goes searches xref of the function that it's in and returns that address.