System.Runtime.InteropServices.GCHandle.FromIntPtr C# (CSharp) Method

        public static GCHandle FromIntPtr(IntPtr value)
        {
            if (value == IntPtr.Zero)
                throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_HandleIsNotInitialized"));

            IntPtr handle = value;
            

            return new GCHandle(handle);
        }

        public static void RuntimeHandleFree(IntPtr handlePtr)
        {
            GCHandle handle = GCHandle.FromIntPtr(handlePtr);

            handle.Free();
        }