def Sigma_256_0(self, x): return RotateRight(x, 2) ^ RotateRight(x, 13) ^ RotateRight(x, 22)
def sigma_512_0(self, x): return RotateRight(x, 1) ^ RotateRight(x, 8) ^ LShR(x, 7)
def sigma_512_1(self, x): return RotateRight(x, 19) ^ RotateRight(x, 61) ^ LShR(x, 6)
def Sigma_512_1(self, x): return RotateRight(x, 14) ^ RotateRight(x, 18) ^ RotateRight(x, 41)
def Sigma_512_0(self, x): return RotateRight(x, 28) ^ RotateRight(x, 34) ^ RotateRight(x, 39)
def sigma_256_1(self, x): return RotateRight(x, 17) ^ RotateRight(x, 19) ^ LShR(x, 10)
def sigma_256_0(self, x): return RotateRight(x, 7) ^ RotateRight(x, 18) ^ LShR(x, 3)
def Sigma_256_1(self, x): return RotateRight(x, 6) ^ RotateRight(x, 11) ^ RotateRight(x, 25)