from .TurboSHAKE128 import TurboSHAKE
|
|
def new(**kwargs):
|
"""Create a new TurboSHAKE256 object.
|
|
Args:
|
domain (integer):
|
Optional - A domain separation byte, between 0x01 and 0x7F.
|
The default value is 0x1F.
|
data (bytes/bytearray/memoryview):
|
Optional - The very first chunk of the message to hash.
|
It is equivalent to an early call to :meth:`update`.
|
|
:Return: A :class:`TurboSHAKE` object
|
"""
|
|
domain_separation = kwargs.get('domain', 0x1F)
|
if not (0x01 <= domain_separation <= 0x7F):
|
raise ValueError("Incorrect domain separation value (%d)" %
|
domain_separation)
|
data = kwargs.get('data')
|
return TurboSHAKE(64, domain_separation, data=data)
|
