1 files changed, 68 insertions, 0 deletions
diff --git a/pyasn1_modules/rfc6032.py b/pyasn1_modules/rfc6032.py
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+++ b/pyasn1_modules/rfc6032.py
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+#
+# This file is part of pyasn1-modules software.
+#
+# Created by Russ Housley with assistance from asn1ate v.0.6.0.
+#
+# Copyright (c) 2019, Vigil Security, LLC
+# License: http://snmplabs.com/pyasn1/license.html
+#
+# CMS Encrypted Key Package Content Type
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc6032.txt
+#
+
+from pyasn1.type import namedtype
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc5652
+from pyasn1_modules import rfc5083
+
+
+# Content Decryption Key Identifier attribute
+
+id_aa_KP_contentDecryptKeyID = univ.ObjectIdentifier('2.16.840.1.101.2.1.5.66')
+
+class ContentDecryptKeyID(univ.OctetString):
+    pass
+
+aa_content_decrypt_key_identifier = rfc5652.Attribute()
+aa_content_decrypt_key_identifier['attrType'] = id_aa_KP_contentDecryptKeyID
+aa_content_decrypt_key_identifier['attrValues'][0] = ContentDecryptKeyID()
+
+
+# Encrypted Key Package Content Type
+
+id_ct_KP_encryptedKeyPkg = univ.ObjectIdentifier('2.16.840.1.101.2.1.2.78.2')
+
+class EncryptedKeyPackage(univ.Choice):
+    pass
+
+EncryptedKeyPackage.componentType = namedtype.NamedTypes(
+    namedtype.NamedType('encrypted', rfc5652.EncryptedData()),
+    namedtype.NamedType('enveloped', rfc5652.EnvelopedData().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
+    namedtype.NamedType('authEnveloped', rfc5083.AuthEnvelopedData().subtype(
+        implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
+)
+
+
+# Map of Attribute Type OIDs to Attributes are
+# added to the ones that are in rfc5652.py
+
+_cmsAttributesMapUpdate = {
+    id_aa_KP_contentDecryptKeyID: ContentDecryptKeyID(),
+}
+
+rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)
+
+
+# Map of Content Type OIDs to Content Types are
+# added to the ones that are in rfc5652.py
+
+_cmsContentTypesMapUpdate = {
+    id_ct_KP_encryptedKeyPkg: EncryptedKeyPackage(),
+}
+
+rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)