Add RFC8226 (#21)

Implement RFC8226

Implements JWT Claim Constraints and TN Authorization List for X.509
certificate extensions.

Also fixes bug in `rfc5280.AlgorithmIdentifier` ANY type definition.

1 files changed, 38 insertions, 0 deletions

diff --git a/pyasn1_modules/rfc8103.py b/pyasn1_modules/rfc8103.py
new file mode 100644
index 0000000..5e2d787
--- /dev/null
+++ b/pyasn1_modules/rfc8103.py
@@ -0,0 +1,38 @@
+# This file is being contributed to pyasn1-modules software.
+#
+# Created by Russ Housley with assistance from the asn1ate tool.
+# Auto-generated by asn1ate v.0.6.0 from rfc8103.asn.
+#
+# Copyright (c) 2019, Vigil Security, LLC
+# License: http://snmplabs.com/pyasn1/license.html
+#
+# ChaCha20Poly1305 algorithm fo use with the Authenticated-Enveloped-Data
+# protecting content type for the Cryptographic Message Syntax (CMS)
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc8103.txt
+
+from pyasn1.type import univ, char, namedtype, namedval, tag, constraint, useful
+
+
+def _OID(*components):
+    output = []
+    for x in tuple(components):
+        if isinstance(x, univ.ObjectIdentifier):
+            output.extend(list(x))
+        else:
+            output.append(int(x))
+
+    return univ.ObjectIdentifier(output)
+
+
+class AEADChaCha20Poly1305Nonce(univ.OctetString):
+    pass
+
+
+AEADChaCha20Poly1305Nonce.subtypeSpec = constraint.ValueSizeConstraint(12, 12)
+
+
+id_alg_AEADChaCha20Poly1305 = _OID(1, 2, 840, 113549, 1, 9, 16, 3, 18)
+
+