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121 lines (89 loc) · 2.44 KB
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import re
from .utils import validator
md5_regex = re.compile(
r"^[0-9a-f]{32}$",
re.IGNORECASE
)
sha1_regex = re.compile(
r"^[0-9a-f]{40}$",
re.IGNORECASE
)
sha224_regex = re.compile(
r"^[0-9a-f]{56}$",
re.IGNORECASE
)
sha256_regex = re.compile(
r"^[0-9a-f]{64}$",
re.IGNORECASE
)
sha512_regex = re.compile(
r"^[0-9a-f]{128}$",
re.IGNORECASE
)
@validator
def md5(value):
"""
Return whether or not given value is a valid MD5 hash.
Examples::
>>> md5('d41d8cd98f00b204e9800998ecf8427e')
True
>>> md5('900zz11')
ValidationFailure(func=md5, args={'value': '900zz11'})
:param value: MD5 string to validate
"""
return md5_regex.match(value)
@validator
def sha1(value):
"""
Return whether or not given value is a valid SHA1 hash.
Examples::
>>> sha1('da39a3ee5e6b4b0d3255bfef95601890afd80709')
True
>>> sha1('900zz11')
ValidationFailure(func=sha1, args={'value': '900zz11'})
:param value: SHA1 string to validate
"""
return sha1_regex.match(value)
@validator
def sha224(value):
"""
Return whether or not given value is a valid SHA224 hash.
Examples::
>>> sha224('d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f')
True
>>> sha224('900zz11')
ValidationFailure(func=sha224, args={'value': '900zz11'})
:param value: SHA224 string to validate
"""
return sha224_regex.match(value)
@validator
def sha256(value):
"""
Return whether or not given value is a valid SHA256 hash.
Examples::
>>> sha256(
... 'e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b'
... '855'
... )
True
>>> sha256('900zz11')
ValidationFailure(func=sha256, args={'value': '900zz11'})
:param value: SHA256 string to validate
"""
return sha256_regex.match(value)
@validator
def sha512(value):
"""
Return whether or not given value is a valid SHA512 hash.
Examples::
>>> sha512(
... 'cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce'
... '9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af9'
... '27da3e'
... )
True
>>> sha512('900zz11')
ValidationFailure(func=sha512, args={'value': '900zz11'})
:param value: SHA512 string to validate
"""
return sha512_regex.match(value)