Code

Code/venv/lib/python3.13/site-packages/pyasn1_modules/rfc3565.py

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+# This file is being contributed to pyasn1-modules software.
+#
+# Created by Russ Housley.
+# Modified by Russ Housley to add maps for use with opentypes.
+#
+# Copyright (c) 2019, Vigil Security, LLC
+# License: http://snmplabs.com/pyasn1/license.html
+#
+# Use of the Advanced Encryption Standard (AES) Encryption
+#   Algorithm in the Cryptographic Message Syntax (CMS)
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc3565.txt
+
+
+from pyasn1.type import constraint
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc5280
+
+
+class AlgorithmIdentifier(rfc5280.AlgorithmIdentifier):
+    pass
+
+
+class AES_IV(univ.OctetString):
+    pass
+
+AES_IV.subtypeSpec = constraint.ValueSizeConstraint(16, 16)
+
+
+id_aes128_CBC = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.2')
+
+id_aes192_CBC = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.22')
+
+id_aes256_CBC = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.42')
+
+
+id_aes128_wrap = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.5')
+
+id_aes192_wrap = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.25')
+
+id_aes256_wrap = univ.ObjectIdentifier('2.16.840.1.101.3.4.1.45')
+
+
+# Update the Algorithm Identifier map
+
+_algorithmIdentifierMapUpdate = {
+    id_aes128_CBC: AES_IV(),
+    id_aes192_CBC: AES_IV(),
+    id_aes256_CBC: AES_IV(),
+    id_aes128_wrap: univ.Null(),
+    id_aes192_wrap: univ.Null(),
+    id_aes256_wrap: univ.Null(),
+}
+
+rfc5280.algorithmIdentifierMap.update(_algorithmIdentifierMapUpdate)