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# This file is being contributed to pyasn1-modules software.
#
# Created by Russ Housley with assistance from asn1ate v.0.6.0.
# Modified by Russ Housley to add maps for opentypes.
#
# Copyright (c) 2019, Vigil Security, LLC
# License: http://snmplabs.com/pyasn1/license.html
#
# Elliptic Curve Cryptography Subject Public Key Information
#
# ASN.1 source from:
# https://www.rfc-editor.org/rfc/rfc5480.txt
# What can be imported from rfc4055.py ?
from pyasn1.type import namedtype
from pyasn1.type import univ
from pyasn1_modules import rfc3279
from pyasn1_modules import rfc5280
# These structures are the same as RFC 3279.
DHPublicKey = rfc3279.DHPublicKey
DSAPublicKey = rfc3279.DSAPublicKey
ValidationParms = rfc3279.ValidationParms
DomainParameters = rfc3279.DomainParameters
ECDSA_Sig_Value = rfc3279.ECDSA_Sig_Value
ECPoint = rfc3279.ECPoint
KEA_Parms_Id = rfc3279.KEA_Parms_Id
RSAPublicKey = rfc3279.RSAPublicKey
# RFC 5480 changed the names of these structures from RFC 3279.
DSS_Parms = rfc3279.Dss_Parms
DSA_Sig_Value = rfc3279.Dss_Sig_Value
# RFC 3279 defines a more complex alternative for ECParameters.
# RFC 5480 narrows the definition to a single CHOICE: namedCurve.
class ECParameters(univ.Choice):
pass
ECParameters.componentType = namedtype.NamedTypes(
namedtype.NamedType('namedCurve', univ.ObjectIdentifier())
)
# OIDs for Message Digest Algorithms
id_md2 = univ.ObjectIdentifier('1.2.840.113549.2.2')
id_md5 = univ.ObjectIdentifier('1.2.840.113549.2.5')
id_sha1 = univ.ObjectIdentifier('1.3.14.3.2.26')
id_sha224 = univ.ObjectIdentifier('2.16.840.1.101.3.4.2.4')
id_sha256 = univ.ObjectIdentifier('2.16.840.1.101.3.4.2.1')
id_sha384 = univ.ObjectIdentifier('2.16.840.1.101.3.4.2.2')
id_sha512 = univ.ObjectIdentifier('2.16.840.1.101.3.4.2.3')
# OID for RSA PK Algorithm and Key
rsaEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.1')
# OID for DSA PK Algorithm, Key, and Parameters
id_dsa = univ.ObjectIdentifier('1.2.840.10040.4.1')
# OID for Diffie-Hellman PK Algorithm, Key, and Parameters
dhpublicnumber = univ.ObjectIdentifier('1.2.840.10046.2.1')
# OID for KEA PK Algorithm and Parameters
id_keyExchangeAlgorithm = univ.ObjectIdentifier('2.16.840.1.101.2.1.1.22')
# OIDs for Elliptic Curve Algorithm ID, Key, and Parameters
# Note that ECDSA keys always use this OID
id_ecPublicKey = univ.ObjectIdentifier('1.2.840.10045.2.1')
id_ecDH = univ.ObjectIdentifier('1.3.132.1.12')
id_ecMQV = univ.ObjectIdentifier('1.3.132.1.13')
# OIDs for RSA Signature Algorithms
md2WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.2')
md5WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.4')
sha1WithRSAEncryption = univ.ObjectIdentifier('1.2.840.113549.1.1.5')
# OIDs for DSA Signature Algorithms
id_dsa_with_sha1 = univ.ObjectIdentifier('1.2.840.10040.4.3')
id_dsa_with_sha224 = univ.ObjectIdentifier('2.16.840.1.101.3.4.3.1')
id_dsa_with_sha256 = univ.ObjectIdentifier('2.16.840.1.101.3.4.3.2')
# OIDs for ECDSA Signature Algorithms
ecdsa_with_SHA1 = univ.ObjectIdentifier('1.2.840.10045.4.1')
ecdsa_with_SHA224 = univ.ObjectIdentifier('1.2.840.10045.4.3.1')
ecdsa_with_SHA256 = univ.ObjectIdentifier('1.2.840.10045.4.3.2')
ecdsa_with_SHA384 = univ.ObjectIdentifier('1.2.840.10045.4.3.3')
ecdsa_with_SHA512 = univ.ObjectIdentifier('1.2.840.10045.4.3.4')
# OIDs for Named Elliptic Curves
secp192r1 = univ.ObjectIdentifier('1.2.840.10045.3.1.1')
sect163k1 = univ.ObjectIdentifier('1.3.132.0.1')
sect163r2 = univ.ObjectIdentifier('1.3.132.0.15')
secp224r1 = univ.ObjectIdentifier('1.3.132.0.33')
sect233k1 = univ.ObjectIdentifier('1.3.132.0.26')
sect233r1 = univ.ObjectIdentifier('1.3.132.0.27')
secp256r1 = univ.ObjectIdentifier('1.2.840.10045.3.1.7')
sect283k1 = univ.ObjectIdentifier('1.3.132.0.16')
sect283r1 = univ.ObjectIdentifier('1.3.132.0.17')
secp384r1 = univ.ObjectIdentifier('1.3.132.0.34')
sect409k1 = univ.ObjectIdentifier('1.3.132.0.36')
sect409r1 = univ.ObjectIdentifier('1.3.132.0.37')
secp521r1 = univ.ObjectIdentifier('1.3.132.0.35')
sect571k1 = univ.ObjectIdentifier('1.3.132.0.38')
sect571r1 = univ.ObjectIdentifier('1.3.132.0.39')
# Map of Algorithm Identifier OIDs to Parameters
# The algorithm is not included if the parameters MUST be absent
_algorithmIdentifierMapUpdate = {
rsaEncryption: univ.Null(),
md2WithRSAEncryption: univ.Null(),
md5WithRSAEncryption: univ.Null(),
sha1WithRSAEncryption: univ.Null(),
id_dsa: DSS_Parms(),
dhpublicnumber: DomainParameters(),
id_keyExchangeAlgorithm: KEA_Parms_Id(),
id_ecPublicKey: ECParameters(),
id_ecDH: ECParameters(),
id_ecMQV: ECParameters(),
}
# Add these Algorithm Identifier map entries to the ones in rfc5280.py
rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate)