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Code/venv/lib/python3.13/site-packages/pyasn1_modules/rfc3370.py

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+#
+# 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
+#
+# Cryptographic Message Syntax (CMS) Algorithms
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc3370.txt
+#
+
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc3279
+from pyasn1_modules import rfc5280
+from pyasn1_modules import rfc5751
+from pyasn1_modules import rfc5753
+from pyasn1_modules import rfc5990
+from pyasn1_modules import rfc8018
+
+
+# Imports from RFC 5280
+
+AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
+
+
+# Imports from RFC 3279
+
+dhpublicnumber = rfc3279.dhpublicnumber
+
+dh_public_number = dhpublicnumber
+
+DHPublicKey = rfc3279.DHPublicKey
+
+DomainParameters = rfc3279.DomainParameters
+
+DHDomainParameters = DomainParameters
+
+Dss_Parms = rfc3279.Dss_Parms
+
+Dss_Sig_Value = rfc3279.Dss_Sig_Value
+
+md5 = rfc3279.md5
+
+md5WithRSAEncryption = rfc3279.md5WithRSAEncryption
+
+RSAPublicKey = rfc3279.RSAPublicKey
+
+rsaEncryption = rfc3279.rsaEncryption
+
+ValidationParms = rfc3279.ValidationParms
+
+id_dsa = rfc3279.id_dsa
+
+id_dsa_with_sha1 = rfc3279.id_dsa_with_sha1
+
+id_sha1 = rfc3279.id_sha1
+
+sha_1 = id_sha1
+
+sha1WithRSAEncryption = rfc3279.sha1WithRSAEncryption
+
+
+# Imports from RFC 5753
+
+CBCParameter = rfc5753.CBCParameter
+
+CBCParameter = rfc5753.IV
+
+KeyWrapAlgorithm = rfc5753.KeyWrapAlgorithm
+
+
+# Imports from RFC 5990
+
+id_alg_CMS3DESwrap = rfc5990.id_alg_CMS3DESwrap
+
+
+# Imports from RFC 8018
+
+des_EDE3_CBC = rfc8018.des_EDE3_CBC
+
+des_ede3_cbc = des_EDE3_CBC
+
+rc2CBC = rfc8018.rc2CBC
+
+rc2_cbc = rc2CBC
+
+RC2_CBC_Parameter = rfc8018.RC2_CBC_Parameter
+
+RC2CBCParameter = RC2_CBC_Parameter
+
+PBKDF2_params = rfc8018.PBKDF2_params
+
+id_PBKDF2 = rfc8018.id_PBKDF2
+
+
+# The few things that are not already defined elsewhere
+
+hMAC_SHA1 = univ.ObjectIdentifier('1.3.6.1.5.5.8.1.2')
+
+
+id_alg_ESDH = univ.ObjectIdentifier('1.2.840.113549.1.9.16.3.5')
+
+
+id_alg_SSDH = univ.ObjectIdentifier('1.2.840.113549.1.9.16.3.10')
+
+
+id_alg_CMSRC2wrap = univ.ObjectIdentifier('1.2.840.113549.1.9.16.3.7')
+
+
+class RC2ParameterVersion(univ.Integer):
+    pass
+
+
+class RC2wrapParameter(RC2ParameterVersion):
+    pass
+
+
+class Dss_Pub_Key(univ.Integer):
+    pass
+
+
+# Update the Algorithm Identifier map in rfc5280.py.
+
+_algorithmIdentifierMapUpdate = {
+    hMAC_SHA1: univ.Null(""),
+    id_alg_CMSRC2wrap: RC2wrapParameter(),
+    id_alg_ESDH: KeyWrapAlgorithm(),
+    id_alg_SSDH: KeyWrapAlgorithm(),
+}
+
+rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate)
+
+
+# Update the S/MIME Capabilities map in rfc5751.py.
+
+_smimeCapabilityMapUpdate = {
+    id_alg_CMSRC2wrap: RC2wrapParameter(),
+    id_alg_ESDH: KeyWrapAlgorithm(),
+    id_alg_SSDH: KeyWrapAlgorithm(),
+}
+
+rfc5751.smimeCapabilityMap.update(_smimeCapabilityMapUpdate)