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Better approach for CursorPos IAT hooking

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This commit is contained in:
cdozdil
2026-07-02 00:14:04 +03:00
parent 0602fed2a6
commit f7625d92d4
1 changed files with 48 additions and 3 deletions
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OptiScaler/menu/input/input_system_detours.cpp
+48 -3
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@@ -16,6 +16,7 @@ static bool hidHooks = false;
static bool rawHooks = false;
static bool windowsHooks = false;
static bool positionHooks = false;
static bool positionIATHooks = false;
namespace OptiInput
{
@@ -413,10 +414,36 @@ bool InstallHooks()
LOG_ERROR("Win32 windows input installation failed result:{}", result);
}
positionHooks = InstallCursorIatHooks();
if (!positionHooks)
{
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(reinterpret_cast<PVOID*>(&o_GetCursorPos), hkGetCursorPos);
DetourAttach(reinterpret_cast<PVOID*>(&o_SetCursorPos), hkSetCursorPos);
if (o_GetPhysicalCursorPos != nullptr)
DetourAttach(reinterpret_cast<PVOID*>(&o_GetPhysicalCursorPos), hkGetPhysicalCursorPos);
if (o_SetPhysicalCursorPos != nullptr)
DetourAttach(reinterpret_cast<PVOID*>(&o_SetPhysicalCursorPos), hkSetPhysicalCursorPos);
const LONG result = DetourTransactionCommit();
positionHooks = result == NO_ERROR;
if (positionHooks)
LOG_INFO("Win32 position input hooks installed");
else
LOG_ERROR("Win32 position input installation failed result:{}", result);
}
// If CursorPos hooks are not installed, try to install
// IAT (Import Address Table) hooks for CursorPos
if (!positionHooks && !positionIATHooks)
positionIATHooks = InstallCursorIatHooks();
_state.HooksInstalled = messageHooks && keyStateHooks && getPosHooks && clipCursorHooks && message2Hooks &&
hidHooks && rawHooks && windowsHooks && positionHooks;
hidHooks && rawHooks && windowsHooks && (positionHooks || positionIATHooks);
return _state.HooksInstalled;
}
@@ -499,7 +526,25 @@ void RemoveHooks()
windowsHooks = false;
}
RemoveCursorIatHooks();
if (positionHooks)
{
DetourDetach(reinterpret_cast<PVOID*>(&o_GetCursorPos), hkGetCursorPos);
DetourDetach(reinterpret_cast<PVOID*>(&o_SetCursorPos), hkSetCursorPos);
if (o_GetPhysicalCursorPos != nullptr)
DetourDetach(reinterpret_cast<PVOID*>(&o_GetPhysicalCursorPos), hkGetPhysicalCursorPos);
if (o_SetPhysicalCursorPos != nullptr)
DetourDetach(reinterpret_cast<PVOID*>(&o_SetPhysicalCursorPos), hkSetPhysicalCursorPos);
positionHooks = false;
}
if (positionIATHooks)
{
RemoveCursorIatHooks();
positionIATHooks = false;
}
const LONG result = DetourTransactionCommit();
if (result != NO_ERROR)