public static FastNativeDetour CreateAndApply <T>(IntPtr from, T to, out T original, CallingConvention?callingConvention = null) where T : Delegate
{
var toPtr = callingConvention != null?MonoExtensions.GetFunctionPointerForDelegate(to, callingConvention.Value) : Marshal.GetFunctionPointerForDelegate(to);
var result = new FastNativeDetour(from, toPtr);
original = result.GenerateTrampoline <T>();
result.Apply();
return(result);
}
public override unsafe void Initialize(string gameExePath = null)
{
UnhollowerBaseLib.GeneratedDatabasesUtil.DatabasesLocationOverride = Preloader.IL2CPPUnhollowedPath;
PatchManager.ResolvePatcher += IL2CPPDetourMethodPatcher.TryResolve;
base.Initialize(gameExePath);
Instance = this;
var version = //Version.Parse(Application.unityVersion);
Version.Parse(Process.GetCurrentProcess().MainModule.FileVersionInfo.FileVersion);
UnityVersionHandler.Initialize(version.Major, version.Minor, version.Revision);
// One or the other here for Unhollower to work correctly
//ClassInjector.Detour = new DetourHandler();
ClassInjector.DoHook = (ptr, patchedFunctionPtr) =>
{
IntPtr originalFunc = new IntPtr(*(void **)ptr);
var detour = new FastNativeDetour(originalFunc, patchedFunctionPtr);
detour.Apply();
*(void **)ptr = (void *)detour.TrampolinePtr;
};
var gameAssemblyModule = Process.GetCurrentProcess().Modules.Cast <ProcessModule>().First(x => x.ModuleName.Contains("GameAssembly"));
var functionPtr = GetProcAddress(gameAssemblyModule.BaseAddress, "il2cpp_runtime_invoke"); //DynDll.GetFunction(gameAssemblyModule.BaseAddress, "il2cpp_runtime_invoke");
PreloaderLogger.Log.LogDebug($"Runtime invoke pointer: 0x{functionPtr.ToInt64():X}");
RuntimeInvokeDetour = new FastNativeDetour(functionPtr,
MonoExtensions.GetFunctionPointerForDelegate(new RuntimeInvokeDetourDelegate(OnInvokeMethod), CallingConvention.Cdecl));
RuntimeInvokeDetour.Apply();
originalInvoke = RuntimeInvokeDetour.GenerateTrampoline <RuntimeInvokeDetourDelegate>();
PreloaderLogger.Log.LogDebug("Runtime invoke patched");
}