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#
# This file is part of pyasn1-modules software.
#
# Created by Russ Housley with assistance from asn1ate v.0.6.0.
#
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
# PKCS#9: Selected Attribute Types (Version 2.0)
#
# ASN.1 source from:
# https://www.rfc-editor.org/rfc/rfc2985.txt
#
from pyasn1.type import char
from pyasn1.type import constraint
from pyasn1.type import namedtype
from pyasn1.type import namedval
from pyasn1.type import opentype
from pyasn1.type import tag
from pyasn1.type import univ
from pyasn1.type import useful
from pyasn1_modules import rfc7292
from pyasn1_modules import rfc5958
from pyasn1_modules import rfc5652
from pyasn1_modules import rfc5280
def _OID(*components):
output = []
for x in tuple(components):
if isinstance(x, univ.ObjectIdentifier):
output.extend(list(x))
else:
output.append(int(x))
return univ.ObjectIdentifier(output)
MAX = float('inf')
# Imports from RFC 5280
AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
Attribute = rfc5280.Attribute
EmailAddress = rfc5280.EmailAddress
Extensions = rfc5280.Extensions
Time = rfc5280.Time
X520countryName = rfc5280.X520countryName
X520SerialNumber = rfc5280.X520SerialNumber
# Imports from RFC 5652
ContentInfo = rfc5652.ContentInfo
ContentType = rfc5652.ContentType
Countersignature = rfc5652.Countersignature
MessageDigest = rfc5652.MessageDigest
SignerInfo = rfc5652.SignerInfo
SigningTime = rfc5652.SigningTime
# Imports from RFC 5958
EncryptedPrivateKeyInfo = rfc5958.EncryptedPrivateKeyInfo
# Imports from RFC 7292
PFX = rfc7292.PFX
# TODO:
# Need a place to import PKCS15Token; it does not yet appear in an RFC
# SingleAttribute is the same as Attribute in RFC 5280, except that the
# attrValues SET must have one and only one member
class AttributeType(univ.ObjectIdentifier):
pass
class AttributeValue(univ.Any):
pass
class AttributeValues(univ.SetOf):
pass
AttributeValues.componentType = AttributeValue()
class SingleAttributeValues(univ.SetOf):
pass
SingleAttributeValues.componentType = AttributeValue()
class SingleAttribute(univ.Sequence):
pass
SingleAttribute.componentType = namedtype.NamedTypes(
namedtype.NamedType('type', AttributeType()),
namedtype.NamedType('values',
AttributeValues().subtype(sizeSpec=constraint.ValueSizeConstraint(1, 1)),
openType=opentype.OpenType('type', rfc5280.certificateAttributesMap)
)
)
# CMSAttribute is the same as Attribute in RFC 5652, and CMSSingleAttribute
# is the companion where the attrValues SET must have one and only one member
CMSAttribute = rfc5652.Attribute
class CMSSingleAttribute(univ.Sequence):
pass
CMSSingleAttribute.componentType = namedtype.NamedTypes(
namedtype.NamedType('attrType', AttributeType()),
namedtype.NamedType('attrValues',
AttributeValues().subtype(sizeSpec=constraint.ValueSizeConstraint(1, 1)),
openType=opentype.OpenType('attrType', rfc5652.cmsAttributesMap)
)
)
# DirectoryString is the same as RFC 5280, except the length is limited to 255
class DirectoryString(univ.Choice):
pass
DirectoryString.componentType = namedtype.NamedTypes(
namedtype.NamedType('teletexString', char.TeletexString().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255))),
namedtype.NamedType('printableString', char.PrintableString().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255))),
namedtype.NamedType('universalString', char.UniversalString().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255))),
namedtype.NamedType('utf8String', char.UTF8String().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255))),
namedtype.NamedType('bmpString', char.BMPString().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255)))
)
# PKCS9String is DirectoryString with an additional choice of IA5String,
# and the SIZE is limited to 255
class PKCS9String(univ.Choice):
pass
PKCS9String.componentType = namedtype.NamedTypes(
namedtype.NamedType('ia5String', char.IA5String().subtype(
subtypeSpec=constraint.ValueSizeConstraint(1, 255))),
namedtype.NamedType('directoryString', DirectoryString())
)
# Upper Bounds
pkcs_9_ub_pkcs9String = univ.Integer(255)
pkcs_9_ub_challengePassword = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_emailAddress = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_friendlyName = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_match = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_signingDescription = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_unstructuredAddress = univ.Integer(pkcs_9_ub_pkcs9String)
pkcs_9_ub_unstructuredName = univ.Integer(pkcs_9_ub_pkcs9String)
ub_name = univ.Integer(32768)
pkcs_9_ub_placeOfBirth = univ.Integer(ub_name)
pkcs_9_ub_pseudonym = univ.Integer(ub_name)
# Object Identifier Arcs
ietf_at = _OID(1, 3, 6, 1, 5, 5, 7, 9)
id_at = _OID(2, 5, 4)
pkcs_9 = _OID(1, 2, 840, 113549, 1, 9)
pkcs_9_mo = _OID(pkcs_9, 0)
smime = _OID(pkcs_9, 16)
certTypes = _OID(pkcs_9, 22)
crlTypes = _OID(pkcs_9, 23)
pkcs_9_oc = _OID(pkcs_9, 24)
pkcs_9_at = _OID(pkcs_9, 25)
pkcs_9_sx = _OID(pkcs_9, 26)
pkcs_9_mr = _OID(pkcs_9, 27)
# Object Identifiers for Syntaxes for use with LDAP-accessible directories
pkcs_9_sx_pkcs9String = _OID(pkcs_9_sx, 1)
pkcs_9_sx_signingTime = _OID(pkcs_9_sx, 2)
# Object Identifiers for object classes
pkcs_9_oc_pkcsEntity = _OID(pkcs_9_oc, 1)
pkcs_9_oc_naturalPerson = _OID(pkcs_9_oc, 2)
# Object Identifiers for matching rules
pkcs_9_mr_caseIgnoreMatch = _OID(pkcs_9_mr, 1)
pkcs_9_mr_signingTimeMatch = _OID(pkcs_9_mr, 2)
# PKCS #7 PDU
pkcs_9_at_pkcs7PDU = _OID(pkcs_9_at, 5)
pKCS7PDU = Attribute()
pKCS7PDU['type'] = pkcs_9_at_pkcs7PDU
pKCS7PDU['values'][0] = ContentInfo()
# PKCS #12 token
pkcs_9_at_userPKCS12 = _OID(2, 16, 840, 1, 113730, 3, 1, 216)
userPKCS12 = Attribute()
userPKCS12['type'] = pkcs_9_at_userPKCS12
userPKCS12['values'][0] = PFX()
# PKCS #15 token
pkcs_9_at_pkcs15Token = _OID(pkcs_9_at, 1)
# TODO: Once PKCS15Token can be imported, this can be included
#
# pKCS15Token = Attribute()
# userPKCS12['type'] = pkcs_9_at_pkcs15Token
# userPKCS12['values'][0] = PKCS15Token()
# PKCS #8 encrypted private key information
pkcs_9_at_encryptedPrivateKeyInfo = _OID(pkcs_9_at, 2)
encryptedPrivateKeyInfo = Attribute()
encryptedPrivateKeyInfo['type'] = pkcs_9_at_encryptedPrivateKeyInfo
encryptedPrivateKeyInfo['values'][0] = EncryptedPrivateKeyInfo()
# Electronic-mail address
pkcs_9_at_emailAddress = rfc5280.id_emailAddress
emailAddress = Attribute()
emailAddress['type'] = pkcs_9_at_emailAddress
emailAddress['values'][0] = EmailAddress()
# Unstructured name
pkcs_9_at_unstructuredName = _OID(pkcs_9, 2)
unstructuredName = Attribute()
unstructuredName['type'] = pkcs_9_at_unstructuredName
unstructuredName['values'][0] = PKCS9String()
# Unstructured address
pkcs_9_at_unstructuredAddress = _OID(pkcs_9, 8)
unstructuredAddress = Attribute()
unstructuredAddress['type'] = pkcs_9_at_unstructuredAddress
unstructuredAddress['values'][0] = DirectoryString()
# Date of birth
pkcs_9_at_dateOfBirth = _OID(ietf_at, 1)
dateOfBirth = SingleAttribute()
dateOfBirth['type'] = pkcs_9_at_dateOfBirth
dateOfBirth['values'][0] = useful.GeneralizedTime()
# Place of birth
pkcs_9_at_placeOfBirth = _OID(ietf_at, 2)
placeOfBirth = SingleAttribute()
placeOfBirth['type'] = pkcs_9_at_placeOfBirth
placeOfBirth['values'][0] = DirectoryString()
# Gender
class GenderString(char.PrintableString):
pass
GenderString.subtypeSpec = constraint.ValueSizeConstraint(1, 1)
GenderString.subtypeSpec = constraint.SingleValueConstraint("M", "F", "m", "f")
pkcs_9_at_gender = _OID(ietf_at, 3)
gender = SingleAttribute()
gender['type'] = pkcs_9_at_gender
gender['values'][0] = GenderString()
# Country of citizenship
pkcs_9_at_countryOfCitizenship = _OID(ietf_at, 4)
countryOfCitizenship = Attribute()
countryOfCitizenship['type'] = pkcs_9_at_countryOfCitizenship
countryOfCitizenship['values'][0] = X520countryName()
# Country of residence
pkcs_9_at_countryOfResidence = _OID(ietf_at, 5)
countryOfResidence = Attribute()
countryOfResidence['type'] = pkcs_9_at_countryOfResidence
countryOfResidence['values'][0] = X520countryName()
# Pseudonym
id_at_pseudonym = _OID(2, 5, 4, 65)
pseudonym = Attribute()
pseudonym['type'] = id_at_pseudonym
pseudonym['values'][0] = DirectoryString()
# Serial number
id_at_serialNumber = rfc5280.id_at_serialNumber
serialNumber = Attribute()
serialNumber['type'] = id_at_serialNumber
serialNumber['values'][0] = X520SerialNumber()
# Content type
pkcs_9_at_contentType = rfc5652.id_contentType
contentType = CMSSingleAttribute()
contentType['attrType'] = pkcs_9_at_contentType
contentType['attrValues'][0] = ContentType()
# Message digest
pkcs_9_at_messageDigest = rfc5652.id_messageDigest
messageDigest = CMSSingleAttribute()
messageDigest['attrType'] = pkcs_9_at_messageDigest
messageDigest['attrValues'][0] = MessageDigest()
# Signing time
pkcs_9_at_signingTime = rfc5652.id_signingTime
signingTime = CMSSingleAttribute()
signingTime['attrType'] = pkcs_9_at_signingTime
signingTime['attrValues'][0] = SigningTime()
# Random nonce
class RandomNonce(univ.OctetString):
pass
RandomNonce.subtypeSpec = constraint.ValueSizeConstraint(4, MAX)
pkcs_9_at_randomNonce = _OID(pkcs_9_at, 3)
randomNonce = CMSSingleAttribute()
randomNonce['attrType'] = pkcs_9_at_randomNonce
randomNonce['attrValues'][0] = RandomNonce()
# Sequence number
class SequenceNumber(univ.Integer):
pass
SequenceNumber.subtypeSpec = constraint.ValueRangeConstraint(1, MAX)
pkcs_9_at_sequenceNumber = _OID(pkcs_9_at, 4)
sequenceNumber = CMSSingleAttribute()
sequenceNumber['attrType'] = pkcs_9_at_sequenceNumber
sequenceNumber['attrValues'][0] = SequenceNumber()
# Countersignature
pkcs_9_at_counterSignature = rfc5652.id_countersignature
counterSignature = CMSAttribute()
counterSignature['attrType'] = pkcs_9_at_counterSignature
counterSignature['attrValues'][0] = Countersignature()
# Challenge password
pkcs_9_at_challengePassword = _OID(pkcs_9, 7)
challengePassword = SingleAttribute()
challengePassword['type'] = pkcs_9_at_challengePassword
challengePassword['values'][0] = DirectoryString()
# Extension request
class ExtensionRequest(Extensions):
pass
pkcs_9_at_extensionRequest = _OID(pkcs_9, 14)
extensionRequest = SingleAttribute()
extensionRequest['type'] = pkcs_9_at_extensionRequest
extensionRequest['values'][0] = ExtensionRequest()
# Extended-certificate attributes (deprecated)
class AttributeSet(univ.SetOf):
pass
AttributeSet.componentType = Attribute()
pkcs_9_at_extendedCertificateAttributes = _OID(pkcs_9, 9)
extendedCertificateAttributes = SingleAttribute()
extendedCertificateAttributes['type'] = pkcs_9_at_extendedCertificateAttributes
extendedCertificateAttributes['values'][0] = AttributeSet()
# Friendly name
class FriendlyName(char.BMPString):
pass
FriendlyName.subtypeSpec = constraint.ValueSizeConstraint(1, pkcs_9_ub_friendlyName)
pkcs_9_at_friendlyName = _OID(pkcs_9, 20)
friendlyName = SingleAttribute()
friendlyName['type'] = pkcs_9_at_friendlyName
friendlyName['values'][0] = FriendlyName()
# Local key identifier
pkcs_9_at_localKeyId = _OID(pkcs_9, 21)
localKeyId = SingleAttribute()
localKeyId['type'] = pkcs_9_at_localKeyId
localKeyId['values'][0] = univ.OctetString()
# Signing description
pkcs_9_at_signingDescription = _OID(pkcs_9, 13)
signingDescription = CMSSingleAttribute()
signingDescription['attrType'] = pkcs_9_at_signingDescription
signingDescription['attrValues'][0] = DirectoryString()
# S/MIME capabilities
class SMIMECapability(AlgorithmIdentifier):
pass
class SMIMECapabilities(univ.SequenceOf):
pass
SMIMECapabilities.componentType = SMIMECapability()
pkcs_9_at_smimeCapabilities = _OID(pkcs_9, 15)
smimeCapabilities = CMSSingleAttribute()
smimeCapabilities['attrType'] = pkcs_9_at_smimeCapabilities
smimeCapabilities['attrValues'][0] = SMIMECapabilities()
# Certificate Attribute Map
_certificateAttributesMapUpdate = {
# Attribute types for use with the "pkcsEntity" object class
pkcs_9_at_pkcs7PDU: ContentInfo(),
pkcs_9_at_userPKCS12: PFX(),
# TODO: Once PKCS15Token can be imported, this can be included
# pkcs_9_at_pkcs15Token: PKCS15Token(),
pkcs_9_at_encryptedPrivateKeyInfo: EncryptedPrivateKeyInfo(),
# Attribute types for use with the "naturalPerson" object class
pkcs_9_at_emailAddress: EmailAddress(),
pkcs_9_at_unstructuredName: PKCS9String(),
pkcs_9_at_unstructuredAddress: DirectoryString(),
pkcs_9_at_dateOfBirth: useful.GeneralizedTime(),
pkcs_9_at_placeOfBirth: DirectoryString(),
pkcs_9_at_gender: GenderString(),
pkcs_9_at_countryOfCitizenship: X520countryName(),
pkcs_9_at_countryOfResidence: X520countryName(),
id_at_pseudonym: DirectoryString(),
id_at_serialNumber: X520SerialNumber(),
# Attribute types for use with PKCS #10 certificate requests
pkcs_9_at_challengePassword: DirectoryString(),
pkcs_9_at_extensionRequest: ExtensionRequest(),
pkcs_9_at_extendedCertificateAttributes: AttributeSet(),
}
rfc5280.certificateAttributesMap.update(_certificateAttributesMapUpdate)
# CMS Attribute Map
# Note: pkcs_9_at_smimeCapabilities is not included in the map because
# the definition in RFC 5751 is preferred, which produces the same
# encoding, but it allows different parameters for SMIMECapability
# and AlgorithmIdentifier.
_cmsAttributesMapUpdate = {
# Attribute types for use in PKCS #7 data (a.k.a. CMS)
pkcs_9_at_contentType: ContentType(),
pkcs_9_at_messageDigest: MessageDigest(),
pkcs_9_at_signingTime: SigningTime(),
pkcs_9_at_randomNonce: RandomNonce(),
pkcs_9_at_sequenceNumber: SequenceNumber(),
pkcs_9_at_counterSignature: Countersignature(),
# Attributes for use in PKCS #12 "PFX" PDUs or PKCS #15 tokens
pkcs_9_at_friendlyName: FriendlyName(),
pkcs_9_at_localKeyId: univ.OctetString(),
pkcs_9_at_signingDescription: DirectoryString(),
# pkcs_9_at_smimeCapabilities: SMIMECapabilities(),
}
rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)
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