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Optionally hook ascii version of OutputDebug

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This commit is contained in:
FakeMichau
2026-05-26 20:41:30 +02:00
parent a04dedb0b1
commit df89374886
3 changed files with 19 additions and 0 deletions
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OptiScaler/hooks/Kernel_Hooks.cpp
+15
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@@ -248,6 +248,21 @@ VOID WINAPI KernelHooks::hk_K32_OutputDebugStringW(LPCWSTR lpOutputString)
LOG_TRACE(L"{}", result);
}
VALIDATE_HOOK(hk_K32_OutputDebugStringA, Kernel32Proxy::PFN_OutputDebugStringA)
VOID WINAPI KernelHooks::hk_K32_OutputDebugStringA(LPCSTR lpOutputString)
{
o_K32_OutputDebugStringA(lpOutputString);
std::string result(lpOutputString);
while (!result.empty() && (result.back() == '\n' || result.back() == '\r'))
{
result.pop_back();
}
LOG_TRACE("{}", result);
}
// Load Library checks
VALIDATE_HOOK(hk_K32_LoadLibraryW, Kernel32Proxy::PFN_LoadLibraryW)
OptiScaler/hooks/Kernel_Hooks.h
+3
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@@ -32,6 +32,7 @@ class KernelHooks
inline static Kernel32Proxy::PFN_GetFileAttributesW o_K32_GetFileAttributesW = nullptr;
inline static Kernel32Proxy::PFN_CreateFileW o_K32_CreateFileW = nullptr;
inline static Kernel32Proxy::PFN_OutputDebugStringW o_K32_OutputDebugStringW = nullptr;
inline static Kernel32Proxy::PFN_OutputDebugStringA o_K32_OutputDebugStringA = nullptr;
inline static KernelBaseProxy::PFN_FreeLibrary o_KB_FreeLibrary = nullptr;
inline static KernelBaseProxy::PFN_LoadLibraryA o_KB_LoadLibraryA = nullptr;
@@ -51,6 +52,7 @@ class KernelHooks
LPSECURITY_ATTRIBUTES lpSecurityAttributes, DWORD dwCreationDisposition,
DWORD dwFlagsAndAttributes, HANDLE hTemplateFile);
static VOID WINAPI hk_K32_OutputDebugStringW(LPCWSTR lpOutputString);
static VOID WINAPI hk_K32_OutputDebugStringA(LPCSTR lpOutputString);
static HMODULE hk_K32_LoadLibraryW(LPCWSTR lpLibFileName);
static HMODULE hk_K32_LoadLibraryA(LPCSTR lpLibFileName);
@@ -80,6 +82,7 @@ class KernelHooks
#ifdef HOOK_OUTPUT_DEBUG
o_K32_OutputDebugStringW = Kernel32Proxy::Hook_OutputDebugStringW(hk_K32_OutputDebugStringW);
o_K32_OutputDebugStringA = Kernel32Proxy::Hook_OutputDebugStringA(hk_K32_OutputDebugStringA);
#endif
if (!Config::Instance()->UseNtdllHooks.value_or_default())
OptiScaler/proxies/Kernel32_Proxy.h
+1
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@@ -24,6 +24,7 @@
X(GetModuleHandleExW) \
X(GetFileAttributesW) \
X(CreateFileW) \
X(OutputDebugStringA) \
X(OutputDebugStringW)
class Kernel32Proxy