Force disable the EOS overlay due to IAT hooking conflicts

Author: Nukem9

source/wrapper_generic/EOSOverlay.cpp

@@ -0,0 +1,44 @@
+#include <cstdint>
+#include <string.h>
+
+constinit const char *TargetFunctionNames[] = {
+	"EOS_Overlay_ApplicationWillShutdown",
+	"EOS_Overlay_CloseBrowser",
+	"EOS_Overlay_EjectInstance",
+	"EOS_Overlay_EvaluateJS",
+	"EOS_Overlay_GetDisplaySettings",
+	"EOS_Overlay_Initialize",
+	"EOS_Overlay_InvokeJavascriptCallback",
+	"EOS_Overlay_LoadURL",
+	"EOS_Overlay_ObserveBrowserStatus",
+	"EOS_Overlay_RegisterGamepadListener",
+	"EOS_Overlay_RegisterJSBindings",
+	"EOS_Overlay_RegisterKeyListener",
+	"EOS_Overlay_SetAnalyticsEventHandler",
+	"EOS_Overlay_SetDisplaySettings",
+	"EOS_Overlay_SetLogMessageHandler",
+	"EOS_Overlay_UnregisterGamepadListener",
+	"EOS_Overlay_UnregisterKeyListener",
+};
+
+uint32_t __fastcall HookedEOS_Overlay_Stub(void *a1, void *a2, void *a3)
+{
+	return 0xFFFFFFFF;
+}
+
+void TryInterceptEOSFunction(void *ModuleHandle, const void *FunctionName, void **FunctionPointer)
+{
+	if (!FunctionName || !*FunctionPointer || reinterpret_cast<uintptr_t>(FunctionName) < 0x10000)
+		return;
+
+	// Each export from EOSOVH-Win64-Shipping.dll requires interception. They're all guilty of calling the
+	// overlay initialization function, which causes other hooks to be removed.
+	for (auto name : TargetFunctionNames)
+	{
+		if (strcmp(static_cast<const char *>(FunctionName), name) != 0)
+			continue;
+
+		*FunctionPointer = &HookedEOS_Overlay_Stub;
+		break;
+	}
+}

source/wrapper_generic/dllmain.cpp

@@ -10,13 +10,14 @@
 // sl.common.dll      loads  _nvngx.dll       <- we are here
 // _nvngx.dll         loads  nvngx_dlssg.dll  <- intercept this stage
 //
-constinit const wchar_t *TargetLibrariesToHook[] = { L"sl.interposer.dll", L"sl.common.dll", L"sl.dlss_g.dll", L"_nvngx.dll" };
+constinit const wchar_t *TargetLibrariesToHook[] = { L"sl.interposer.dll", L"sl.common.dll", L"sl.dlss_g.dll", L"_nvngx.dll", L"EOSSDK-Win64-Shipping.dll" };
 constinit const wchar_t *TargetImplementationDll = L"nvngx_dlssg.dll";
 constinit const wchar_t *RelplacementImplementationDll = L"dlssg_to_fsr3_amd_is_better.dll";
 
 bool EnableAggressiveHooking;
 
 void TryInterceptNvAPIFunction(void *ModuleHandle, const void *FunctionName, void **FunctionPointer);
+void TryInterceptEOSFunction(void *ModuleHandle, const void *FunctionName, void **FunctionPointer);
 bool PatchImportsForModule(const wchar_t *Path, HMODULE ModuleHandle);
 
 void *LoadImplementationDll()
@@ -95,6 +96,8 @@ FARPROC WINAPI HookedGetProcAddress(HMODULE hModule, LPCSTR lpProcName)
 	auto proc = GetProcAddress(hModule, lpProcName);
 
 	TryInterceptNvAPIFunction(hModule, lpProcName, reinterpret_cast<void **>(&proc));
+	TryInterceptEOSFunction(hModule, lpProcName, reinterpret_cast<void **>(&proc));
+
 	return proc;
 }