84 lines
2.3 KiB
Python
84 lines
2.3 KiB
Python
# This file is dual licensed under the terms of the Apache License, Version
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# 2.0, and the BSD License. See the LICENSE file in the root of this repository
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# for complete details.
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from __future__ import absolute_import, division, print_function
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import six
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from cryptography import utils
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from cryptography.x509.oid import NameOID, ObjectIdentifier
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class NameAttribute(object):
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def __init__(self, oid, value):
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if not isinstance(oid, ObjectIdentifier):
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raise TypeError(
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"oid argument must be an ObjectIdentifier instance."
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)
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if not isinstance(value, six.text_type):
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raise TypeError(
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"value argument must be a text type."
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)
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if oid == NameOID.COUNTRY_NAME and len(value.encode("utf8")) != 2:
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raise ValueError(
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"Country name must be a 2 character country code"
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)
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self._oid = oid
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self._value = value
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oid = utils.read_only_property("_oid")
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value = utils.read_only_property("_value")
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def __eq__(self, other):
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if not isinstance(other, NameAttribute):
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return NotImplemented
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return (
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self.oid == other.oid and
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self.value == other.value
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)
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def __ne__(self, other):
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return not self == other
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def __hash__(self):
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return hash((self.oid, self.value))
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def __repr__(self):
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return "<NameAttribute(oid={0.oid}, value={0.value!r})>".format(self)
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class Name(object):
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def __init__(self, attributes):
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self._attributes = attributes
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def get_attributes_for_oid(self, oid):
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return [i for i in self if i.oid == oid]
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def __eq__(self, other):
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if not isinstance(other, Name):
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return NotImplemented
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return self._attributes == other._attributes
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def __ne__(self, other):
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return not self == other
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def __hash__(self):
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# TODO: this is relatively expensive, if this looks like a bottleneck
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# for you, consider optimizing!
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return hash(tuple(self._attributes))
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def __iter__(self):
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return iter(self._attributes)
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def __len__(self):
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return len(self._attributes)
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def __repr__(self):
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return "<Name({0!r})>".format(self._attributes)
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