69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
|
# This file is being contributed to pyasn1-modules software.
|
||
|
|
#
|
||
|
|
# Created by Russ Housley.
|
||
|
|
#
|
||
|
|
# Copyright (c) 2019, Vigil Security, LLC
|
||
|
|
# License: http://snmplabs.com/pyasn1/license.html
|
||
|
|
#
|
||
|
|
# Edwards-Curve Digital Signature Algorithm (EdDSA) Signatures in the CMS
|
||
|
|
#
|
||
|
|
# ASN.1 source from:
|
||
|
|
# https://www.rfc-editor.org/rfc/rfc8419.txt
|
||
|
|
# https://www.rfc-editor.org/errata/eid5869
|
||
|
|
|
||
|
|
|
||
|
|
from pyasn1.type import univ
|
||
|
|
|
||
|
|
from pyasn1_modules import rfc5280
|
||
|
|
|
||
|
|
|
||
|
|
class ShakeOutputLen(univ.Integer):
|
||
|
|
pass
|
||
|
|
|
||
|
|
|
||
|
|
id_Ed25519 = univ.ObjectIdentifier('1.3.101.112')
|
||
|
|
|
||
|
|
sigAlg_Ed25519 = rfc5280.AlgorithmIdentifier()
|
||
|
|
sigAlg_Ed25519['algorithm'] = id_Ed25519
|
||
|
|
# sigAlg_Ed25519['parameters'] is absent
|
||
|
|
|
||
|
|
|
||
|
|
id_Ed448 = univ.ObjectIdentifier('1.3.101.113')
|
||
|
|
|
||
|
|
sigAlg_Ed448 = rfc5280.AlgorithmIdentifier()
|
||
|
|
sigAlg_Ed448['algorithm'] = id_Ed448
|
||
|
|
# sigAlg_Ed448['parameters'] is absent
|
||
|
|
|
||
|
|
|
||
|
|
hashAlgs = univ.ObjectIdentifier('2.16.840.1.101.3.4.2')
|
||
|
|
|
||
|
|
id_sha512 = hashAlgs + (3, )
|
||
|
|
|
||
|
|
hashAlg_SHA_512 = rfc5280.AlgorithmIdentifier()
|
||
|
|
hashAlg_SHA_512['algorithm'] = id_sha512
|
||
|
|
# hashAlg_SHA_512['parameters'] is absent
|
||
|
|
|
||
|
|
|
||
|
|
id_shake256 = hashAlgs + (12, )
|
||
|
|
|
||
|
|
hashAlg_SHAKE256 = rfc5280.AlgorithmIdentifier()
|
||
|
|
hashAlg_SHAKE256['algorithm'] = id_shake256
|
||
|
|
# hashAlg_SHAKE256['parameters']is absent
|
||
|
|
|
||
|
|
|
||
|
|
id_shake256_len = hashAlgs + (18, )
|
||
|
|
|
||
|
|
hashAlg_SHAKE256_LEN = rfc5280.AlgorithmIdentifier()
|
||
|
|
hashAlg_SHAKE256_LEN['algorithm'] = id_shake256_len
|
||
|
|
hashAlg_SHAKE256_LEN['parameters'] = ShakeOutputLen()
|
||
|
|
|
||
|
|
|
||
|
|
# Map of Algorithm Identifier OIDs to Parameters added to the
|
||
|
|
# ones in rfc5280.py. Do not add OIDs with absent paramaters.
|
||
|
|
|
||
|
|
_algorithmIdentifierMapUpdate = {
|
||
|
|
id_shake256_len: ShakeOutputLen(),
|
||
|
|
}
|
||
|
|
|
||
|
|
rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate)
|