# # This file is part of pyasn1-modules software. # # Created by Russ Housley with some 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 # # Protecting Multiple Contents with the CMS # # ASN.1 source from: # https://www.rfc-editor.org/rfc/rfc4073.txt # from pyasn1.type import constraint from pyasn1.type import namedtype from pyasn1.type import univ from pyasn1_modules import rfc5652 MAX = float('inf') # Content Collection Content Type and Object Identifier id_ct_contentCollection = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.19') class ContentCollection(univ.SequenceOf): pass ContentCollection.componentType = rfc5652.ContentInfo() ContentCollection.sizeSpec = constraint.ValueSizeConstraint(1, MAX) # Content With Attributes Content Type and Object Identifier id_ct_contentWithAttrs = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.20') class ContentWithAttributes(univ.Sequence): pass ContentWithAttributes.componentType = namedtype.NamedTypes( namedtype.NamedType('content', rfc5652.ContentInfo()), namedtype.NamedType('attrs', univ.SequenceOf( componentType=rfc5652.Attribute()).subtype( sizeSpec=constraint.ValueSizeConstraint(1, MAX))) ) # Map of Content Type OIDs to Content Types is added to the # ones that are in rfc5652.py _cmsContentTypesMapUpdate = { id_ct_contentCollection: ContentCollection(), id_ct_contentWithAttrs: ContentWithAttributes(), } rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)