Org.BouncyCastle.Crypto.Engines.RC532Engine.RotateLeft C# (CSharp) Method

        private int RotateLeft(int x, int y) {
            return ((int)  (  (uint) (x << (y & (32-1))) |
                              ((uint) x >> (32 - (y & (32-1)))) )
                   );
        }