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200 lines
4.4 KiB
200 lines
4.4 KiB
#
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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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# Modified by Russ Housley to add a map for use with opentypes.
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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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# Update to Enhanced Security Services for S/MIME
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#
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# ASN.1 source from:
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# https://www.rfc-editor.org/rfc/rfc5035.txt
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#
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from pyasn1.codec.der.encoder import encode as der_encode
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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 rfc2634
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from pyasn1_modules import rfc4055
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from pyasn1_modules import rfc5652
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from pyasn1_modules import rfc5280
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ContentType = rfc5652.ContentType
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IssuerAndSerialNumber = rfc5652.IssuerAndSerialNumber
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SubjectKeyIdentifier = rfc5652.SubjectKeyIdentifier
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AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
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PolicyInformation = rfc5280.PolicyInformation
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GeneralNames = rfc5280.GeneralNames
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CertificateSerialNumber = rfc5280.CertificateSerialNumber
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# Signing Certificate Attribute V1 and V2
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id_aa_signingCertificate = rfc2634.id_aa_signingCertificate
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id_aa_signingCertificateV2 = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.47')
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Hash = rfc2634.Hash
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IssuerSerial = rfc2634.IssuerSerial
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ESSCertID = rfc2634.ESSCertID
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SigningCertificate = rfc2634.SigningCertificate
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sha256AlgId = AlgorithmIdentifier()
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sha256AlgId['algorithm'] = rfc4055.id_sha256
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# A non-schema object for sha256AlgId['parameters'] as absent
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sha256AlgId['parameters'] = der_encode(univ.OctetString(''))
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class ESSCertIDv2(univ.Sequence):
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pass
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ESSCertIDv2.componentType = namedtype.NamedTypes(
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namedtype.DefaultedNamedType('hashAlgorithm', sha256AlgId),
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namedtype.NamedType('certHash', Hash()),
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namedtype.OptionalNamedType('issuerSerial', IssuerSerial())
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)
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class SigningCertificateV2(univ.Sequence):
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pass
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SigningCertificateV2.componentType = namedtype.NamedTypes(
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namedtype.NamedType('certs', univ.SequenceOf(
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componentType=ESSCertIDv2())),
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namedtype.OptionalNamedType('policies', univ.SequenceOf(
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componentType=PolicyInformation()))
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)
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# Mail List Expansion History Attribute
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id_aa_mlExpandHistory = rfc2634.id_aa_mlExpandHistory
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ub_ml_expansion_history = rfc2634.ub_ml_expansion_history
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EntityIdentifier = rfc2634.EntityIdentifier
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MLReceiptPolicy = rfc2634.MLReceiptPolicy
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MLData = rfc2634.MLData
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MLExpansionHistory = rfc2634.MLExpansionHistory
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# ESS Security Label Attribute
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id_aa_securityLabel = rfc2634.id_aa_securityLabel
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ub_privacy_mark_length = rfc2634.ub_privacy_mark_length
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ub_security_categories = rfc2634.ub_security_categories
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ub_integer_options = rfc2634.ub_integer_options
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ESSPrivacyMark = rfc2634.ESSPrivacyMark
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SecurityClassification = rfc2634.SecurityClassification
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SecurityPolicyIdentifier = rfc2634.SecurityPolicyIdentifier
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SecurityCategory = rfc2634.SecurityCategory
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SecurityCategories = rfc2634.SecurityCategories
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ESSSecurityLabel = rfc2634.ESSSecurityLabel
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# Equivalent Labels Attribute
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id_aa_equivalentLabels = rfc2634.id_aa_equivalentLabels
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EquivalentLabels = rfc2634.EquivalentLabels
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# Content Identifier Attribute
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id_aa_contentIdentifier = rfc2634.id_aa_contentIdentifier
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ContentIdentifier = rfc2634.ContentIdentifier
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# Content Reference Attribute
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id_aa_contentReference = rfc2634.id_aa_contentReference
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ContentReference = rfc2634.ContentReference
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# Message Signature Digest Attribute
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id_aa_msgSigDigest = rfc2634.id_aa_msgSigDigest
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MsgSigDigest = rfc2634.MsgSigDigest
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# Content Hints Attribute
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id_aa_contentHint = rfc2634.id_aa_contentHint
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ContentHints = rfc2634.ContentHints
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# Receipt Request Attribute
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AllOrFirstTier = rfc2634.AllOrFirstTier
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ReceiptsFrom = rfc2634.ReceiptsFrom
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id_aa_receiptRequest = rfc2634.id_aa_receiptRequest
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ub_receiptsTo = rfc2634.ub_receiptsTo
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ReceiptRequest = rfc2634.ReceiptRequest
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# Receipt Content Type
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ESSVersion = rfc2634.ESSVersion
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id_ct_receipt = rfc2634.id_ct_receipt
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Receipt = rfc2634.Receipt
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ub_receiptsTo = rfc2634.ub_receiptsTo
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ReceiptRequest = rfc2634.ReceiptRequest
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# Map of Attribute Type to the Attribute structure is added to the
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# ones that are in rfc5652.py
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_cmsAttributesMapUpdate = {
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id_aa_signingCertificateV2: SigningCertificateV2(),
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}
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rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)
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# Map of Content Type OIDs to Content Types is added to the
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# ones that are in rfc5652.py
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_cmsContentTypesMapUpdate = {
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id_ct_receipt: Receipt(),
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}
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rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)
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