TimeShift: fix MP on gog/steam releases

anzz1 · Dec 9, 2023 · 99b94e3 · 99b94e3
1 parent 4526718
commit 99b94e3
Showing 1 changed file with 39 additions and 1 deletion.
diff --git a/include/game_ts.h b/include/game_ts.h
@@ -27,14 +27,52 @@ BOOL __stdcall ts_hk_GetProcessAffinityMask(HANDLE hProcess, PDWORD_PTR lpProces
   return FALSE;
 }
 
+// Enable GameSpy
+long __stdcall ts_hk_RegOpenKeyExA(HKEY hKey, LPCSTR lpSubKey, DWORD ulOptions, REGSAM samDesired, PHKEY phkResult) {
+  if(!__strcmp(lpSubKey, "SOFTWARE\\Sierra Entertainment\\TimeShift\\1.00.000")) {
+    if (phkResult) *phkResult = (HKEY)0xF5C0FFEE;
+    SetLastError(0);
+    return 0;
+  }
+
+  return oRegOpenKeyExA(hKey, lpSubKey, ulOptions, samDesired, phkResult);
+}
+
+long __stdcall ts_hk_RegQueryValueExA(HKEY hKey, LPCSTR lpValueName, LPDWORD lpReserved, LPDWORD lpType, LPBYTE lpData, LPDWORD lpcbData) {
+  if (lpValueName && !__strcmp(lpValueName, "CDKey")) {
+    if (lpType) *lpType = REG_SZ;
+    if (lpData) __strcpy(lpData, "DAW5-ZYB5-XYB5-LAW3-8385");
+    if (lpcbData) *lpcbData = 25;
+    SetLastError(0);
+    return 0;
+  }
+  return oRegQueryValueExA(hKey, lpValueName, lpReserved, lpType, lpData, lpcbData);
+}
+
+long __stdcall ts_hk_RegCloseKey(HKEY hKey) {
+  if(hKey == (HKEY)0xF5C0FFEE) {
+    SetLastError(0);
+    return 0;
+  }
+
+  return oRegCloseKey(hKey);
+}
+
 // fix crash on cpus with more than 8C/8T
 __forceinline static void ts_hook_corelimit() {
   HOOK_FUNC(0, GetSystemInfo, ts_hk_GetSystemInfo, "kernel32.dll", 0, FALSE);
   HOOK_FUNC(0, GetProcessAffinityMask, ts_hk_GetProcessAffinityMask, "kernel32.dll", 0, FALSE);
 }
 
+__forceinline static void ts_hook_gs() {
+  HOOK_FUNC(0, RegOpenKeyExA, ts_hk_RegOpenKeyExA, 0, 0, TRUE);
+  HOOK_FUNC(0, RegQueryValueExA, ts_hk_RegQueryValueExA, 0, 0, TRUE);
+  HOOK_FUNC(0, RegCloseKey, ts_hk_RegCloseKey, 0, 0, TRUE);
+}
+
 __noinline static void patch_ts() {
   ts_hook_corelimit();
+  ts_hook_gs();
 }
 
-#endif // __GAME_FEAR_H
+#endif // __GAME_TS_H