| # | |
| # This file is part of pyasn1-modules software. | |
| # | |
| # Created by Russ Housley. | |
| # | |
| # Copyright (c) 2019, Vigil Security, LLC | |
| # License: http://snmplabs.com/pyasn1/license.html | |
| # | |
| # IDEA Encryption Algorithm in CMS | |
| # | |
| # ASN.1 source from: | |
| # https://www.rfc-editor.org/rfc/rfc3058.txt | |
| # https://www.rfc-editor.org/errata/eid5913 | |
| # | |
| from pyasn1.type import namedtype | |
| from pyasn1.type import univ | |
| from pyasn1_modules import rfc5280 | |
| id_IDEA_CBC = univ.ObjectIdentifier('1.3.6.1.4.1.188.7.1.1.2') | |
| id_alg_CMSIDEAwrap = univ.ObjectIdentifier('1.3.6.1.4.1.188.7.1.1.6') | |
| class IDEA_CBCPar(univ.Sequence): | |
| componentType = namedtype.NamedTypes( | |
| namedtype.OptionalNamedType('iv', univ.OctetString()) | |
| # exactly 8 octets, when present | |
| ) | |
| # Update the Algorithm Identifier map in rfc5280.py. | |
| _algorithmIdentifierMapUpdate = { | |
| id_IDEA_CBC: IDEA_CBCPar(), | |
| id_alg_CMSIDEAwrap: univ.Null("") | |
| } | |
| rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate) | |