codekingpro/portable-devtools

1#2# This file is part of pyasn1-modules software.3#4# Created by Russ Housley with assistance from asn1ate v.0.6.0.5# Modified by Russ Housley to add a map for use with opentypes.6#7# Copyright (c) 2019, Vigil Security, LLC8# License: http://snmplabs.com/pyasn1/license.html9#10# Enhanced Security Services for S/MIME11#12# ASN.1 source from:13# https://www.rfc-editor.org/rfc/rfc2634.txt14#15 16from pyasn1.type import char17from pyasn1.type import constraint18from pyasn1.type import namedval19from pyasn1.type import namedtype20from pyasn1.type import tag21from pyasn1.type import univ22from pyasn1.type import useful23 24from pyasn1_modules import rfc565225from pyasn1_modules import rfc528026 27MAX = float('inf')28 29ContentType = rfc5652.ContentType30 31IssuerAndSerialNumber = rfc5652.IssuerAndSerialNumber32 33SubjectKeyIdentifier = rfc5652.SubjectKeyIdentifier34 35PolicyInformation = rfc5280.PolicyInformation36 37GeneralNames = rfc5280.GeneralNames38 39CertificateSerialNumber = rfc5280.CertificateSerialNumber40 41 42# Signing Certificate Attribute43# Warning: It is better to use SigningCertificateV2 from RFC 503544 45id_aa_signingCertificate = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.12')46 47class Hash(univ.OctetString):48    pass  # SHA-1 hash of entire certificate; RFC 5035 supports other hash algorithms49 50 51class IssuerSerial(univ.Sequence):52    pass53 54IssuerSerial.componentType = namedtype.NamedTypes(55    namedtype.NamedType('issuer', GeneralNames()),56    namedtype.NamedType('serialNumber', CertificateSerialNumber())57)58 59 60class ESSCertID(univ.Sequence):61    pass62 63ESSCertID.componentType = namedtype.NamedTypes(64    namedtype.NamedType('certHash', Hash()),65    namedtype.OptionalNamedType('issuerSerial', IssuerSerial())66)67 68 69class SigningCertificate(univ.Sequence):70    pass71 72SigningCertificate.componentType = namedtype.NamedTypes(73    namedtype.NamedType('certs', univ.SequenceOf(74        componentType=ESSCertID())),75    namedtype.OptionalNamedType('policies', univ.SequenceOf(76        componentType=PolicyInformation()))77)78 79 80# Mail List Expansion History Attribute81 82id_aa_mlExpandHistory = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.3')83 84ub_ml_expansion_history = univ.Integer(64)85 86 87class EntityIdentifier(univ.Choice):88    pass89 90EntityIdentifier.componentType = namedtype.NamedTypes(91    namedtype.NamedType('issuerAndSerialNumber', IssuerAndSerialNumber()),92    namedtype.NamedType('subjectKeyIdentifier', SubjectKeyIdentifier())93)94 95 96class MLReceiptPolicy(univ.Choice):97    pass98 99MLReceiptPolicy.componentType = namedtype.NamedTypes(100    namedtype.NamedType('none', univ.Null().subtype(implicitTag=tag.Tag(101        tag.tagClassContext, tag.tagFormatSimple, 0))),102    namedtype.NamedType('insteadOf', univ.SequenceOf(103        componentType=GeneralNames()).subtype(104        sizeSpec=constraint.ValueSizeConstraint(1, MAX)).subtype(105        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),106    namedtype.NamedType('inAdditionTo', univ.SequenceOf(107        componentType=GeneralNames()).subtype(108        sizeSpec=constraint.ValueSizeConstraint(1, MAX)).subtype(109        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))110)111 112 113class MLData(univ.Sequence):114    pass115 116MLData.componentType = namedtype.NamedTypes(117    namedtype.NamedType('mailListIdentifier', EntityIdentifier()),118    namedtype.NamedType('expansionTime', useful.GeneralizedTime()),119    namedtype.OptionalNamedType('mlReceiptPolicy', MLReceiptPolicy())120)121 122class MLExpansionHistory(univ.SequenceOf):123    pass124 125MLExpansionHistory.componentType = MLData()126MLExpansionHistory.sizeSpec = constraint.ValueSizeConstraint(1, ub_ml_expansion_history)127 128 129# ESS Security Label Attribute130 131id_aa_securityLabel = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.2')132 133ub_privacy_mark_length = univ.Integer(128)134 135ub_security_categories = univ.Integer(64)136 137ub_integer_options = univ.Integer(256)138 139 140class ESSPrivacyMark(univ.Choice):141    pass142 143ESSPrivacyMark.componentType = namedtype.NamedTypes(144    namedtype.NamedType('pString', char.PrintableString().subtype(145        subtypeSpec=constraint.ValueSizeConstraint(1, ub_privacy_mark_length))),146    namedtype.NamedType('utf8String', char.UTF8String().subtype(147        subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))148)149 150 151class SecurityClassification(univ.Integer):152    pass153 154SecurityClassification.subtypeSpec=constraint.ValueRangeConstraint(0, ub_integer_options)155 156SecurityClassification.namedValues = namedval.NamedValues(157    ('unmarked', 0),158    ('unclassified', 1),159    ('restricted', 2),160    ('confidential', 3),161    ('secret', 4),162    ('top-secret', 5)163)164 165 166class SecurityPolicyIdentifier(univ.ObjectIdentifier):167    pass168 169 170class SecurityCategory(univ.Sequence):171    pass172 173SecurityCategory.componentType = namedtype.NamedTypes(174    namedtype.NamedType('type', univ.ObjectIdentifier().subtype(175        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),176    namedtype.NamedType('value', univ.Any().subtype(implicitTag=tag.Tag(177        tag.tagClassContext, tag.tagFormatSimple, 1)))178)179 180 181class SecurityCategories(univ.SetOf):182    pass183 184SecurityCategories.componentType = SecurityCategory()185SecurityCategories.sizeSpec = constraint.ValueSizeConstraint(1, ub_security_categories)186 187 188class ESSSecurityLabel(univ.Set):189    pass190 191ESSSecurityLabel.componentType = namedtype.NamedTypes(192    namedtype.NamedType('security-policy-identifier', SecurityPolicyIdentifier()),193    namedtype.OptionalNamedType('security-classification', SecurityClassification()),194    namedtype.OptionalNamedType('privacy-mark', ESSPrivacyMark()),195    namedtype.OptionalNamedType('security-categories', SecurityCategories())196)197 198 199# Equivalent Labels Attribute200 201id_aa_equivalentLabels = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.9')202 203class EquivalentLabels(univ.SequenceOf):204    pass205 206EquivalentLabels.componentType = ESSSecurityLabel()207 208 209# Content Identifier Attribute210 211id_aa_contentIdentifier = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.7')212 213class ContentIdentifier(univ.OctetString):214    pass215 216 217# Content Reference Attribute218 219id_aa_contentReference = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.10')220 221class ContentReference(univ.Sequence):222    pass223 224ContentReference.componentType = namedtype.NamedTypes(225    namedtype.NamedType('contentType', ContentType()),226    namedtype.NamedType('signedContentIdentifier', ContentIdentifier()),227    namedtype.NamedType('originatorSignatureValue', univ.OctetString())228)229 230 231# Message Signature Digest Attribute232 233id_aa_msgSigDigest = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.5')234 235class MsgSigDigest(univ.OctetString):236    pass237 238 239# Content Hints Attribute240 241id_aa_contentHint = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.4')242 243class ContentHints(univ.Sequence):244    pass245 246ContentHints.componentType = namedtype.NamedTypes(247    namedtype.OptionalNamedType('contentDescription', char.UTF8String().subtype(subtypeSpec=constraint.ValueSizeConstraint(1, MAX))),248    namedtype.NamedType('contentType', ContentType())249)250 251 252# Receipt Request Attribute253 254class AllOrFirstTier(univ.Integer):255    pass256 257AllOrFirstTier.namedValues = namedval.NamedValues(258    ('allReceipts', 0),259    ('firstTierRecipients', 1)260)261 262 263class ReceiptsFrom(univ.Choice):264    pass265 266ReceiptsFrom.componentType = namedtype.NamedTypes(267    namedtype.NamedType('allOrFirstTier', AllOrFirstTier().subtype(268        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),269    namedtype.NamedType('receiptList', univ.SequenceOf(270        componentType=GeneralNames()).subtype(implicitTag=tag.Tag(271        tag.tagClassContext, tag.tagFormatSimple, 1)))272)273 274 275id_aa_receiptRequest = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.1')276 277ub_receiptsTo = univ.Integer(16)278 279class ReceiptRequest(univ.Sequence):280    pass281 282ReceiptRequest.componentType = namedtype.NamedTypes(283    namedtype.NamedType('signedContentIdentifier', ContentIdentifier()),284    namedtype.NamedType('receiptsFrom', ReceiptsFrom()),285    namedtype.NamedType('receiptsTo', univ.SequenceOf(componentType=GeneralNames()).subtype(sizeSpec=constraint.ValueSizeConstraint(1, ub_receiptsTo)))286)287 288# Receipt Content Type289 290class ESSVersion(univ.Integer):291    pass292 293ESSVersion.namedValues = namedval.NamedValues(294    ('v1', 1)295)296 297 298id_ct_receipt = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.1')299 300class Receipt(univ.Sequence):301    pass302 303Receipt.componentType = namedtype.NamedTypes(304    namedtype.NamedType('version', ESSVersion()),305    namedtype.NamedType('contentType', ContentType()),306    namedtype.NamedType('signedContentIdentifier', ContentIdentifier()),307    namedtype.NamedType('originatorSignatureValue', univ.OctetString())308)309 310 311# Map of Attribute Type to the Attribute structure is added to the312# ones that are in rfc5652.py313 314_cmsAttributesMapUpdate = {315    id_aa_signingCertificate: SigningCertificate(),316    id_aa_mlExpandHistory: MLExpansionHistory(),317    id_aa_securityLabel: ESSSecurityLabel(),318    id_aa_equivalentLabels: EquivalentLabels(),319    id_aa_contentIdentifier: ContentIdentifier(),320    id_aa_contentReference: ContentReference(),321    id_aa_msgSigDigest: MsgSigDigest(),322    id_aa_contentHint: ContentHints(),323    id_aa_receiptRequest: ReceiptRequest(),324}325 326rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)327 328 329# Map of Content Type OIDs to Content Types is added to the330# ones that are in rfc5652.py331 332_cmsContentTypesMapUpdate = {333    id_ct_receipt: Receipt(),334}335 336rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)337