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69 lines
1.7 KiB
69 lines
1.7 KiB
2 years ago
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# This file is being contributed to 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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# Edwards-Curve Digital Signature Algorithm (EdDSA) Signatures in the CMS
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#
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# ASN.1 source from:
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# https://www.rfc-editor.org/rfc/rfc8419.txt
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# https://www.rfc-editor.org/errata/eid5869
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from pyasn1.type import univ
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from pyasn1_modules import rfc5280
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class ShakeOutputLen(univ.Integer):
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pass
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id_Ed25519 = univ.ObjectIdentifier('1.3.101.112')
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sigAlg_Ed25519 = rfc5280.AlgorithmIdentifier()
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sigAlg_Ed25519['algorithm'] = id_Ed25519
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# sigAlg_Ed25519['parameters'] is absent
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id_Ed448 = univ.ObjectIdentifier('1.3.101.113')
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sigAlg_Ed448 = rfc5280.AlgorithmIdentifier()
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sigAlg_Ed448['algorithm'] = id_Ed448
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# sigAlg_Ed448['parameters'] is absent
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hashAlgs = univ.ObjectIdentifier('2.16.840.1.101.3.4.2')
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id_sha512 = hashAlgs + (3, )
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hashAlg_SHA_512 = rfc5280.AlgorithmIdentifier()
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hashAlg_SHA_512['algorithm'] = id_sha512
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# hashAlg_SHA_512['parameters'] is absent
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id_shake256 = hashAlgs + (12, )
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hashAlg_SHAKE256 = rfc5280.AlgorithmIdentifier()
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hashAlg_SHAKE256['algorithm'] = id_shake256
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# hashAlg_SHAKE256['parameters']is absent
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id_shake256_len = hashAlgs + (18, )
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hashAlg_SHAKE256_LEN = rfc5280.AlgorithmIdentifier()
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hashAlg_SHAKE256_LEN['algorithm'] = id_shake256_len
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hashAlg_SHAKE256_LEN['parameters'] = ShakeOutputLen()
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# Map of Algorithm Identifier OIDs to Parameters added to the
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# ones in rfc5280.py. Do not add OIDs with absent paramaters.
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_algorithmIdentifierMapUpdate = {
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id_shake256_len: ShakeOutputLen(),
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}
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rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate)
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