94 lines
1.9 KiB
Python
94 lines
1.9 KiB
Python
#
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# This file is part of pyasn1-modules software.
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#
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# Created by Russ Housley with assistance from asn1ate v.0.6.0.
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#
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# Copyright (c) 2019, Vigil Security, LLC
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# License: http://snmplabs.com/pyasn1/license.html
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#
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# Attribute Certificate Policies Extension
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#
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# ASN.1 source from:
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# https://www.rfc-editor.org/rfc/rfc4476.txt
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#
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from pyasn1.type import char
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from pyasn1.type import constraint
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from pyasn1.type import namedtype
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from pyasn1.type import univ
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from pyasn1_modules import rfc5280
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MAX = float('inf')
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# Imports from RFC 5280
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PolicyQualifierId = rfc5280.PolicyQualifierId
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PolicyQualifierInfo = rfc5280.PolicyQualifierInfo
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UserNotice = rfc5280.UserNotice
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id_pkix = rfc5280.id_pkix
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# Object Identifiers
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id_pe = id_pkix + (1,)
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id_pe_acPolicies = id_pe + (15,)
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id_qt = id_pkix + (2,)
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id_qt_acps = id_qt + (4,)
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id_qt_acunotice = id_qt + (5,)
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# Attribute Certificate Policies Extension
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class ACUserNotice(UserNotice):
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pass
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class ACPSuri(char.IA5String):
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pass
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class AcPolicyId(univ.ObjectIdentifier):
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pass
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class PolicyInformation(univ.Sequence):
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componentType = namedtype.NamedTypes(
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namedtype.NamedType('policyIdentifier', AcPolicyId()),
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namedtype.OptionalNamedType('policyQualifiers',
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univ.SequenceOf(componentType=PolicyQualifierInfo()).subtype(
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subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
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)
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class AcPoliciesSyntax(univ.SequenceOf):
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componentType = PolicyInformation()
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subtypeSpec = constraint.ValueSizeConstraint(1, MAX)
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# Update the policy qualifier map in rfc5280.py
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_policyQualifierInfoMapUpdate = {
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id_qt_acps: ACPSuri(),
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id_qt_acunotice: UserNotice(),
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}
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rfc5280.policyQualifierInfoMap.update(_policyQualifierInfoMapUpdate)
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# Update the certificate extension map in rfc5280.py
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_certificateExtensionsMapUpdate = {
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id_pe_acPolicies: AcPoliciesSyntax(),
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}
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rfc5280.certificateExtensionsMap.update(_certificateExtensionsMapUpdate)
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