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Name	Size	Permission	Date
__pycache__	[ DIR ]	drwxr-xr-x	2024-02-16 18:51
__init__.py	65 B	-rw-r--r--	2017-11-21 21:42
pem.py	2 KB	-rw-r--r--	2017-08-05 14:18
rfc1155.py	2.61 KB	-rw-r--r--	2017-11-23 10:59
rfc1157.py	3.46 KB	-rw-r--r--	2017-11-23 10:59
rfc1901.py	640 B	-rw-r--r--	2017-11-23 10:59
rfc1902.py	3.61 KB	-rw-r--r--	2017-11-23 10:59
rfc1905.py	4.72 KB	-rw-r--r--	2017-11-23 10:59
rfc2251.py	26.29 KB	-rw-r--r--	2017-11-23 10:59
rfc2314.py	1.28 KB	-rw-r--r--	2017-01-26 18:49
rfc2315.py	9.42 KB	-rw-r--r--	2017-11-21 21:42
rfc2437.py	2.56 KB	-rw-r--r--	2017-11-23 10:59
rfc2459.py	48.84 KB	-rw-r--r--	2017-11-23 10:59
rfc2511.py	10.12 KB	-rw-r--r--	2017-11-23 10:59
rfc2560.py	8.2 KB	-rw-r--r--	2017-11-23 10:59
rfc3279.py	5.83 KB	-rw-r--r--	2017-11-23 10:59
rfc3280.py	45.57 KB	-rw-r--r--	2017-11-23 10:59
rfc3281.py	9.63 KB	-rw-r--r--	2017-11-23 10:59
rfc3412.py	1.9 KB	-rw-r--r--	2017-11-23 10:59
rfc3414.py	1.13 KB	-rw-r--r--	2017-11-23 10:59
rfc3447.py	1.57 KB	-rw-r--r--	2017-11-23 10:59
rfc3852.py	19.64 KB	-rw-r--r--	2017-11-23 10:59
rfc4210.py	27.71 KB	-rw-r--r--	2017-11-23 10:59
rfc4211.py	11.83 KB	-rw-r--r--	2017-11-23 10:59
rfc5208.py	1.39 KB	-rw-r--r--	2017-11-23 10:59
rfc5280.py	48.34 KB	-rw-r--r--	2017-11-23 10:59
rfc5652.py	19.64 KB	-rw-r--r--	2017-08-05 14:18
rfc6402.py	14.67 KB	-rw-r--r--	2017-11-23 10:59

Rename

# coding: utf-8
#
# This file is part of pyasn1-modules software.
#
# Created by Stanisław Pitucha with asn1ate tool.
# Copyright (c) 2005-2017, Ilya Etingof <etingof@gmail.com>
# License: http://pyasn1.sf.net/license.html
#
# Cryptographic Message Syntax (CMS)
#
# ASN.1 source from:
# http://www.ietf.org/rfc/rfc5652.txt
#
from pyasn1.type import constraint
from pyasn1.type import namedtype
from pyasn1.type import namedval
from pyasn1.type import tag
from pyasn1.type import univ
from pyasn1.type import useful

from pyasn1_modules import rfc3281
from pyasn1_modules import rfc5280

MAX = float('inf')

def _buildOid(*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)

class AttCertVersionV1(univ.Integer):
    pass

AttCertVersionV1.namedValues = namedval.NamedValues(
    ('v1', 0)
)

class AttributeCertificateInfoV1(univ.Sequence):
    pass

AttributeCertificateInfoV1.componentType = namedtype.NamedTypes(
    namedtype.DefaultedNamedType('version', AttCertVersionV1().subtype(value="v1")),
    namedtype.NamedType(
        'subject', univ.Choice(
            componentType=namedtype.NamedTypes(
                namedtype.NamedType('baseCertificateID', rfc3281.IssuerSerial().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
                namedtype.NamedType('subjectName', rfc5280.GeneralNames().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
            )
        )
    ),
    namedtype.NamedType('issuer', rfc5280.GeneralNames()),
    namedtype.NamedType('signature', rfc5280.AlgorithmIdentifier()),
    namedtype.NamedType('serialNumber', rfc5280.CertificateSerialNumber()),
    namedtype.NamedType('attCertValidityPeriod', rfc3281.AttCertValidityPeriod()),
    namedtype.NamedType('attributes', univ.SequenceOf(componentType=rfc5280.Attribute())),
    namedtype.OptionalNamedType('issuerUniqueID', rfc5280.UniqueIdentifier()),
    namedtype.OptionalNamedType('extensions', rfc5280.Extensions())
)

class AttributeCertificateV1(univ.Sequence):
    pass

AttributeCertificateV1.componentType = namedtype.NamedTypes(
    namedtype.NamedType('acInfo', AttributeCertificateInfoV1()),
    namedtype.NamedType('signatureAlgorithm', rfc5280.AlgorithmIdentifier()),
    namedtype.NamedType('signature', univ.BitString())
)

class AttributeValue(univ.Any):
    pass

class Attribute(univ.Sequence):
    pass

Attribute.componentType = namedtype.NamedTypes(
    namedtype.NamedType('attrType', univ.ObjectIdentifier()),
    namedtype.NamedType('attrValues', univ.SetOf(componentType=AttributeValue()))
)

class SignedAttributes(univ.SetOf):
    pass

SignedAttributes.componentType = Attribute()
SignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

class AttributeCertificateV2(rfc3281.AttributeCertificate):
    pass

class OtherKeyAttribute(univ.Sequence):
    pass

OtherKeyAttribute.componentType = namedtype.NamedTypes(
    namedtype.NamedType('keyAttrId', univ.ObjectIdentifier()),
    namedtype.OptionalNamedType('keyAttr', univ.Any())
)

class UnauthAttributes(univ.SetOf):
    pass

UnauthAttributes.componentType = Attribute()
UnauthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

id_encryptedData = _buildOid(1, 2, 840, 113549, 1, 7, 6)

class SignatureValue(univ.OctetString):
    pass

class IssuerAndSerialNumber(univ.Sequence):
    pass

IssuerAndSerialNumber.componentType = namedtype.NamedTypes(
    namedtype.NamedType('issuer', rfc5280.Name()),
    namedtype.NamedType('serialNumber', rfc5280.CertificateSerialNumber())
)

class SubjectKeyIdentifier(univ.OctetString):
    pass

class RecipientKeyIdentifier(univ.Sequence):
    pass

RecipientKeyIdentifier.componentType = namedtype.NamedTypes(
    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier()),
    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
    namedtype.OptionalNamedType('other', OtherKeyAttribute())
)

class KeyAgreeRecipientIdentifier(univ.Choice):
    pass

KeyAgreeRecipientIdentifier.componentType = namedtype.NamedTypes(
    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
    namedtype.NamedType('rKeyId', RecipientKeyIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
)

class EncryptedKey(univ.OctetString):
    pass

class RecipientEncryptedKey(univ.Sequence):
    pass

RecipientEncryptedKey.componentType = namedtype.NamedTypes(
    namedtype.NamedType('rid', KeyAgreeRecipientIdentifier()),
    namedtype.NamedType('encryptedKey', EncryptedKey())
)

class RecipientEncryptedKeys(univ.SequenceOf):
    pass

RecipientEncryptedKeys.componentType = RecipientEncryptedKey()

class MessageAuthenticationCode(univ.OctetString):
    pass

class CMSVersion(univ.Integer):
    pass

CMSVersion.namedValues = namedval.NamedValues(
    ('v0', 0),
    ('v1', 1),
    ('v2', 2),
    ('v3', 3),
    ('v4', 4),
    ('v5', 5)
)

class OtherCertificateFormat(univ.Sequence):
    pass

OtherCertificateFormat.componentType = namedtype.NamedTypes(
    namedtype.NamedType('otherCertFormat', univ.ObjectIdentifier()),
    namedtype.NamedType('otherCert', univ.Any())
)

class ExtendedCertificateInfo(univ.Sequence):
    pass

ExtendedCertificateInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('certificate', rfc5280.Certificate()),
    namedtype.NamedType('attributes', UnauthAttributes())
)

class Signature(univ.BitString):
    pass

class SignatureAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
    pass

class ExtendedCertificate(univ.Sequence):
    pass

ExtendedCertificate.componentType = namedtype.NamedTypes(
    namedtype.NamedType('extendedCertificateInfo', ExtendedCertificateInfo()),
    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
    namedtype.NamedType('signature', Signature())
)

class CertificateChoices(univ.Choice):
    pass

CertificateChoices.componentType = namedtype.NamedTypes(
    namedtype.NamedType('certificate', rfc5280.Certificate()),
    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
    namedtype.NamedType('v1AttrCert', AttributeCertificateV1().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
    namedtype.NamedType('v2AttrCert', AttributeCertificateV2().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
    namedtype.NamedType('other', OtherCertificateFormat().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3)))
)

class CertificateSet(univ.SetOf):
    pass

CertificateSet.componentType = CertificateChoices()

class OtherRevocationInfoFormat(univ.Sequence):
    pass

OtherRevocationInfoFormat.componentType = namedtype.NamedTypes(
    namedtype.NamedType('otherRevInfoFormat', univ.ObjectIdentifier()),
    namedtype.NamedType('otherRevInfo', univ.Any())
)

class RevocationInfoChoice(univ.Choice):
    pass

RevocationInfoChoice.componentType = namedtype.NamedTypes(
    namedtype.NamedType('crl', rfc5280.CertificateList()),
    namedtype.NamedType('other', OtherRevocationInfoFormat().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
)

class RevocationInfoChoices(univ.SetOf):
    pass

RevocationInfoChoices.componentType = RevocationInfoChoice()

class OriginatorInfo(univ.Sequence):
    pass

OriginatorInfo.componentType = namedtype.NamedTypes(
    namedtype.OptionalNamedType('certs', CertificateSet().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)

class ContentType(univ.ObjectIdentifier):
    pass

class EncryptedContent(univ.OctetString):
    pass

class ContentEncryptionAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
    pass

class EncryptedContentInfo(univ.Sequence):
    pass

EncryptedContentInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('contentType', ContentType()),
    namedtype.NamedType('contentEncryptionAlgorithm', ContentEncryptionAlgorithmIdentifier()),
    namedtype.OptionalNamedType('encryptedContent', EncryptedContent().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
)

class UnprotectedAttributes(univ.SetOf):
    pass

UnprotectedAttributes.componentType = Attribute()
UnprotectedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

class KeyEncryptionAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
    pass

class KEKIdentifier(univ.Sequence):
    pass

KEKIdentifier.componentType = namedtype.NamedTypes(
    namedtype.NamedType('keyIdentifier', univ.OctetString()),
    namedtype.OptionalNamedType('date', useful.GeneralizedTime()),
    namedtype.OptionalNamedType('other', OtherKeyAttribute())
)

class KEKRecipientInfo(univ.Sequence):
    pass

KEKRecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('kekid', KEKIdentifier()),
    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
    namedtype.NamedType('encryptedKey', EncryptedKey())
)

class KeyDerivationAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
    pass

class PasswordRecipientInfo(univ.Sequence):
    pass

PasswordRecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.OptionalNamedType('keyDerivationAlgorithm', KeyDerivationAlgorithmIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
    namedtype.NamedType('encryptedKey', EncryptedKey())
)

class RecipientIdentifier(univ.Choice):
    pass

RecipientIdentifier.componentType = namedtype.NamedTypes(
    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
)

class KeyTransRecipientInfo(univ.Sequence):
    pass

KeyTransRecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('rid', RecipientIdentifier()),
    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
    namedtype.NamedType('encryptedKey', EncryptedKey())
)

class UserKeyingMaterial(univ.OctetString):
    pass

class OriginatorPublicKey(univ.Sequence):
    pass

OriginatorPublicKey.componentType = namedtype.NamedTypes(
    namedtype.NamedType('algorithm', rfc5280.AlgorithmIdentifier()),
    namedtype.NamedType('publicKey', univ.BitString())
)

class OriginatorIdentifierOrKey(univ.Choice):
    pass

OriginatorIdentifierOrKey.componentType = namedtype.NamedTypes(
    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.NamedType('originatorKey', OriginatorPublicKey().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1)))
)

class KeyAgreeRecipientInfo(univ.Sequence):
    pass

KeyAgreeRecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('originator', OriginatorIdentifierOrKey().subtype(
        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
    namedtype.OptionalNamedType('ukm', UserKeyingMaterial().subtype(
        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
    namedtype.NamedType('keyEncryptionAlgorithm', KeyEncryptionAlgorithmIdentifier()),
    namedtype.NamedType('recipientEncryptedKeys', RecipientEncryptedKeys())
)

class OtherRecipientInfo(univ.Sequence):
    pass

OtherRecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('oriType', univ.ObjectIdentifier()),
    namedtype.NamedType('oriValue', univ.Any())
)

class RecipientInfo(univ.Choice):
    pass

RecipientInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('ktri', KeyTransRecipientInfo()),
    namedtype.NamedType('kari', KeyAgreeRecipientInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 1))),
    namedtype.NamedType('kekri', KEKRecipientInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2))),
    namedtype.NamedType('pwri', PasswordRecipientInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 3))),
    namedtype.NamedType('ori', OtherRecipientInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4)))
)

class RecipientInfos(univ.SetOf):
    pass

RecipientInfos.componentType = RecipientInfo()
RecipientInfos.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

class EnvelopedData(univ.Sequence):
    pass

EnvelopedData.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
    namedtype.NamedType('recipientInfos', RecipientInfos()),
    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)

class DigestAlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
    pass

id_ct_contentInfo = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 6)

id_digestedData = _buildOid(1, 2, 840, 113549, 1, 7, 5)

class EncryptedData(univ.Sequence):
    pass

EncryptedData.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('encryptedContentInfo', EncryptedContentInfo()),
    namedtype.OptionalNamedType('unprotectedAttrs', UnprotectedAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)

id_messageDigest = _buildOid(1, 2, 840, 113549, 1, 9, 4)

id_signedData = _buildOid(1, 2, 840, 113549, 1, 7, 2)

class MessageAuthenticationCodeAlgorithm(rfc5280.AlgorithmIdentifier):
    pass

class UnsignedAttributes(univ.SetOf):
    pass

UnsignedAttributes.componentType = Attribute()
UnsignedAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

class SignerIdentifier(univ.Choice):
    pass

SignerIdentifier.componentType = namedtype.NamedTypes(
    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),
    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
)

class SignerInfo(univ.Sequence):
    pass

SignerInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('sid', SignerIdentifier()),
    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
    namedtype.OptionalNamedType('signedAttrs', SignedAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.NamedType('signatureAlgorithm', SignatureAlgorithmIdentifier()),
    namedtype.NamedType('signature', SignatureValue()),
    namedtype.OptionalNamedType('unsignedAttrs', UnsignedAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
)

class SignerInfos(univ.SetOf):
    pass

SignerInfos.componentType = SignerInfo()

class Countersignature(SignerInfo):
    pass

class ContentInfo(univ.Sequence):
    pass

ContentInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('contentType', ContentType()),
    namedtype.NamedType('content', univ.Any().subtype(explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
)

class EncapsulatedContentInfo(univ.Sequence):
    pass

EncapsulatedContentInfo.componentType = namedtype.NamedTypes(
    namedtype.NamedType('eContentType', ContentType()),
    namedtype.OptionalNamedType('eContent', univ.OctetString().subtype(
        explicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0)))
)

id_countersignature = _buildOid(1, 2, 840, 113549, 1, 9, 6)

id_data = _buildOid(1, 2, 840, 113549, 1, 7, 1)

class MessageDigest(univ.OctetString):
    pass

class AuthAttributes(univ.SetOf):
    pass

AuthAttributes.componentType = Attribute()
AuthAttributes.subtypeSpec = constraint.ValueSizeConstraint(1, MAX)

class Time(univ.Choice):
    pass

Time.componentType = namedtype.NamedTypes(
    namedtype.NamedType('utcTime', useful.UTCTime()),
    namedtype.NamedType('generalTime', useful.GeneralizedTime())
)

class AuthenticatedData(univ.Sequence):
    pass

AuthenticatedData.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.OptionalNamedType('originatorInfo', OriginatorInfo().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0))),
    namedtype.NamedType('recipientInfos', RecipientInfos()),
    namedtype.NamedType('macAlgorithm', MessageAuthenticationCodeAlgorithm()),
    namedtype.OptionalNamedType('digestAlgorithm', DigestAlgorithmIdentifier().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
    namedtype.OptionalNamedType('authAttrs', AuthAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
    namedtype.NamedType('mac', MessageAuthenticationCode()),
    namedtype.OptionalNamedType('unauthAttrs', UnauthAttributes().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
)

id_contentType = _buildOid(1, 2, 840, 113549, 1, 9, 3)

class ExtendedCertificateOrCertificate(univ.Choice):
    pass

ExtendedCertificateOrCertificate.componentType = namedtype.NamedTypes(
    namedtype.NamedType('certificate', rfc5280.Certificate()),
    namedtype.NamedType('extendedCertificate', ExtendedCertificate().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 0)))
)

class Digest(univ.OctetString):
    pass

class DigestedData(univ.Sequence):
    pass

DigestedData.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('digestAlgorithm', DigestAlgorithmIdentifier()),
    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
    namedtype.NamedType('digest', Digest())
)

id_envelopedData = _buildOid(1, 2, 840, 113549, 1, 7, 3)

class DigestAlgorithmIdentifiers(univ.SetOf):
    pass

DigestAlgorithmIdentifiers.componentType = DigestAlgorithmIdentifier()

class SignedData(univ.Sequence):
    pass

SignedData.componentType = namedtype.NamedTypes(
    namedtype.NamedType('version', CMSVersion()),
    namedtype.NamedType('digestAlgorithms', DigestAlgorithmIdentifiers()),
    namedtype.NamedType('encapContentInfo', EncapsulatedContentInfo()),
    namedtype.OptionalNamedType('certificates', CertificateSet().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
    namedtype.OptionalNamedType('crls', RevocationInfoChoices().subtype(
        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
    namedtype.NamedType('signerInfos', SignerInfos())
)

id_signingTime = _buildOid(1, 2, 840, 113549, 1, 9, 5)

class SigningTime(Time):
    pass

id_ct_authData = _buildOid(1, 2, 840, 113549, 1, 9, 16, 1, 2)