mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-11-16 18:10:38 +00:00
71 lines
2.2 KiB
Python
71 lines
2.2 KiB
Python
|
# Copyright 2013 Donald Stufft and individual contributors
|
||
|
|
#
|
||
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
# you may not use this file except in compliance with the License.
|
||
|
|
# You may obtain a copy of the License at
|
||
|
|
#
|
||
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
#
|
||
|
|
# Unless required by applicable law or agreed to in writing, software
|
||
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
# See the License for the specific language governing permissions and
|
||
|
|
# limitations under the License.
|
||
|
|
|
||
|
|
from __future__ import absolute_import, division, print_function
|
||
|
|
|
||
|
|
from nacl import exceptions as exc
|
||
|
|
from nacl._sodium import ffi, lib
|
||
|
|
from nacl.exceptions import ensure
|
||
|
|
|
||
|
|
|
||
|
|
# crypto_hash_BYTES = lib.crypto_hash_bytes()
|
||
|
|
crypto_hash_BYTES = lib.crypto_hash_sha512_bytes()
|
||
|
|
crypto_hash_sha256_BYTES = lib.crypto_hash_sha256_bytes()
|
||
|
|
crypto_hash_sha512_BYTES = lib.crypto_hash_sha512_bytes()
|
||
|
|
|
||
|
|
|
||
|
|
def crypto_hash(message):
|
||
|
|
"""
|
||
|
|
Hashes and returns the message ``message``.
|
||
|
|
|
||
|
|
:param message: bytes
|
||
|
|
:rtype: bytes
|
||
|
|
"""
|
||
|
|
digest = ffi.new("unsigned char[]", crypto_hash_BYTES)
|
||
|
|
rc = lib.crypto_hash(digest, message, len(message))
|
||
|
|
ensure(rc == 0,
|
||
|
|
'Unexpected library error',
|
||
|
|
raising=exc.RuntimeError)
|
||
|
|
return ffi.buffer(digest, crypto_hash_BYTES)[:]
|
||
|
|
|
||
|
|
|
||
|
|
def crypto_hash_sha256(message):
|
||
|
|
"""
|
||
|
|
Hashes and returns the message ``message``.
|
||
|
|
|
||
|
|
:param message: bytes
|
||
|
|
:rtype: bytes
|
||
|
|
"""
|
||
|
|
digest = ffi.new("unsigned char[]", crypto_hash_sha256_BYTES)
|
||
|
|
rc = lib.crypto_hash_sha256(digest, message, len(message))
|
||
|
|
ensure(rc == 0,
|
||
|
|
'Unexpected library error',
|
||
|
|
raising=exc.RuntimeError)
|
||
|
|
return ffi.buffer(digest, crypto_hash_sha256_BYTES)[:]
|
||
|
|
|
||
|
|
|
||
|
|
def crypto_hash_sha512(message):
|
||
|
|
"""
|
||
|
|
Hashes and returns the message ``message``.
|
||
|
|
|
||
|
|
:param message: bytes
|
||
|
|
:rtype: bytes
|
||
|
|
"""
|
||
|
|
digest = ffi.new("unsigned char[]", crypto_hash_sha512_BYTES)
|
||
|
|
rc = lib.crypto_hash_sha512(digest, message, len(message))
|
||
|
|
ensure(rc == 0,
|
||
|
|
'Unexpected library error',
|
||
|
|
raising=exc.RuntimeError)
|
||
|
|
return ffi.buffer(digest, crypto_hash_sha512_BYTES)[:]
|