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