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# coding: utf-8
# Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved.
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import hashes
class md5:
"""
Wrapper for MD5 implementation in cryptography for when the hashlib MD5
implementation has be turned off due to FIPS
"""
def __init__(self):
self._digest = hashes.Hash(hashes.MD5(), backend=default_backend())
def update(self, message):
data = message
if isinstance(message, memoryview):
data = message.tobytes()
self._digest.update(data)
def digest(self):
return self._digest.finalize()