1 files changed, 74 insertions, 0 deletions
diff --git a/pyasn1_modules/rfc6482.py b/pyasn1_modules/rfc6482.py
new file mode 100644
index 0000000..d213a46
--- /dev/null
+++ b/pyasn1_modules/rfc6482.py
@@ -0,0 +1,74 @@
+#
+# 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
+#
+# RPKI Route Origin Authorizations (ROAs)
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc6482.txt
+# https://www.rfc-editor.org/errata/eid5881
+#
+
+from pyasn1.type import constraint
+from pyasn1.type import namedtype
+from pyasn1.type import tag
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc5652
+
+MAX = float('inf')
+
+
+id_ct_routeOriginAuthz = univ.ObjectIdentifier('1.2.840.113549.1.9.16.1.24')
+
+
+class ASID(univ.Integer):
+    pass
+
+
+class IPAddress(univ.BitString):
+    pass
+
+
+class ROAIPAddress(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('address', IPAddress()),
+        namedtype.OptionalNamedType('maxLength', univ.Integer())
+    )
+
+
+class ROAIPAddressFamily(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.NamedType('addressFamily',
+            univ.OctetString().subtype(
+                subtypeSpec=constraint.ValueSizeConstraint(2, 3))),
+        namedtype.NamedType('addresses',
+            univ.SequenceOf(componentType=ROAIPAddress()).subtype(
+                subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+    )
+
+
+class RouteOriginAttestation(univ.Sequence):
+    componentType = namedtype.NamedTypes(
+        namedtype.DefaultedNamedType('version',
+            univ.Integer().subtype(explicitTag=tag.Tag(
+                tag.tagClassContext, tag.tagFormatSimple, 0)).subtype(value=0)),
+        namedtype.NamedType('asID', ASID()),
+        namedtype.NamedType('ipAddrBlocks',
+            univ.SequenceOf(componentType=ROAIPAddressFamily()).subtype(
+                subtypeSpec=constraint.ValueSizeConstraint(1, MAX)))
+    )
+
+
+# Map of Content Type OIDs to Content Types added to the
+# ones that are in rfc5652.py
+
+_cmsContentTypesMapUpdate = {
+    id_ct_routeOriginAuthz: RouteOriginAttestation(),
+}
+
+rfc5652.cmsContentTypesMap.update(_cmsContentTypesMapUpdate)