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#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley with assistance from asn1ate v.0.6.0.
# Modified by Russ Housley to add a map for use with opentypes.
#
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
# Update to Enhanced Security Services for S/MIME
#
# ASN.1 source from:
# https://www.rfc-editor.org/rfc/rfc5035.txt
#
from pyasn1.codec.der.encoder import encode as der_encode
from pyasn1.type import namedtype
from pyasn1.type import univ
from pyasn1_modules import rfc2634
from pyasn1_modules import rfc4055
from pyasn1_modules import rfc5652
from pyasn1_modules import rfc5280
ContentType = rfc5652.ContentType
IssuerAndSerialNumber = rfc5652.IssuerAndSerialNumber
SubjectKeyIdentifier = rfc5652.SubjectKeyIdentifier
AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
PolicyInformation = rfc5280.PolicyInformation
GeneralNames = rfc5280.GeneralNames
CertificateSerialNumber = rfc5280.CertificateSerialNumber
# Signing Certificate Attribute V1 and V2
id_aa_signingCertificate = rfc2634.id_aa_signingCertificate
id_aa_signingCertificateV2 = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.47')
Hash = rfc2634.Hash
IssuerSerial = rfc2634.IssuerSerial
ESSCertID = rfc2634.ESSCertID
SigningCertificate = rfc2634.SigningCertificate
sha256AlgId = AlgorithmIdentifier()
sha256AlgId['algorithm'] = rfc4055.id_sha256
# A non-schema object for sha256AlgId['parameters'] as absent
sha256AlgId['parameters'] = der_encode(univ.OctetString(''))
class ESSCertIDv2(univ.Sequence):
pass
ESSCertIDv2.componentType = namedtype.NamedTypes(
namedtype.DefaultedNamedType('hashAlgorithm', sha256AlgId),
namedtype.NamedType('certHash', Hash()),
namedtype.OptionalNamedType('issuerSerial', IssuerSerial())
)
class SigningCertificateV2(univ.Sequence):
pass
SigningCertificateV2.componentType = namedtype.NamedTypes(
namedtype.NamedType('certs', univ.SequenceOf(
componentType=ESSCertIDv2())),
namedtype.OptionalNamedType('policies', univ.SequenceOf(
componentType=PolicyInformation()))
)
# Mail List Expansion History Attribute
id_aa_mlExpandHistory = rfc2634.id_aa_mlExpandHistory
ub_ml_expansion_history = rfc2634.ub_ml_expansion_history
EntityIdentifier = rfc2634.EntityIdentifier
MLReceiptPolicy = rfc2634.MLReceiptPolicy
MLData = rfc2634.MLData
MLExpansionHistory = rfc2634.MLExpansionHistory
# ESS Security Label Attribute
id_aa_securityLabel = rfc2634.id_aa_securityLabel
ub_privacy_mark_length = rfc2634.ub_privacy_mark_length
ub_security_categories = rfc2634.ub_security_categories
ub_integer_options = rfc2634.ub_integer_options
ESSPrivacyMark = rfc2634.ESSPrivacyMark
SecurityClassification = rfc2634.SecurityClassification
SecurityPolicyIdentifier = rfc2634.SecurityPolicyIdentifier
SecurityCategory = rfc2634.SecurityCategory
SecurityCategories = rfc2634.SecurityCategories
ESSSecurityLabel = rfc2634.ESSSecurityLabel
# Equivalent Labels Attribute
id_aa_equivalentLabels = rfc2634.id_aa_equivalentLabels
EquivalentLabels = rfc2634.EquivalentLabels
# Content Identifier Attribute
id_aa_contentIdentifier = rfc2634.id_aa_contentIdentifier
ContentIdentifier = rfc2634.ContentIdentifier
# Content Reference Attribute
id_aa_contentReference = rfc2634.id_aa_contentReference
ContentReference = rfc2634.ContentReference
# Message Signature Digest Attribute
id_aa_msgSigDigest = rfc2634.id_aa_msgSigDigest
MsgSigDigest = rfc2634.MsgSigDigest
# Content Hints Attribute
id_aa_contentHint = rfc2634.id_aa_contentHint
ContentHints = rfc2634.ContentHints
# Receipt Request Attribute
AllOrFirstTier = rfc2634.AllOrFirstTier
ReceiptsFrom = rfc2634.ReceiptsFrom
id_aa_receiptRequest = rfc2634.id_aa_receiptRequest
ub_receiptsTo = rfc2634.ub_receiptsTo
ReceiptRequest = rfc2634.ReceiptRequest
# Receipt Content Type
ESSVersion = rfc2634.ESSVersion
id_ct_receipt = rfc2634.id_ct_receipt
Receipt = rfc2634.Receipt
ub_receiptsTo = rfc2634.ub_receiptsTo
ReceiptRequest = rfc2634.ReceiptRequest
# Map of Attribute Type to the Attribute structure
ESSAttributeMap = rfc2634.ESSAttributeMap
_ESSAttributeMapAddition = {
id_aa_signingCertificateV2: SigningCertificateV2(),
}
ESSAttributeMap.update(_ESSAttributeMapAddition)
# Map of Content Type OIDs to Content Types
# To be added to the ones that are in rfc5652.py
cmsContentTypesMapUpdate = {
id_ct_receipt: Receipt(),
}
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