def transform(entry, direction, width, x):
assert x < 2 ** width
assert entry < 2 ** width
return utils.rrot((x ^ entry), direction + 1, width)
def transform(entry, direction, width, x):
assert x < 2**width
assert entry < 2**width
return utils.rrot((x ^ entry), direction + 1, width)
def rotpair(self, left, right, i, width):
assert utils.rrot(left, i, width) == right
assert utils.lrot(right, i, width) == left
assert utils.lrot(left, i, width) == utils.rrot(left, width-i, width)
def rotpair(self, left, right, i, width):
assert utils.rrot(left, i, width) == right
assert utils.lrot(right, i, width) == left
assert utils.lrot(left, i, width) == utils.rrot(left, width - i, width)