Add enum COSEKeyTypes.

Author: dajiaji

cwt/__init__.py

@@ -17,6 +17,7 @@
     COSEHeaders,
     COSEKeyOps,
     COSEKeyParams,
+    COSEKeyTypes,
     COSETypes,
     CWTClaims,
 )
@@ -47,6 +48,7 @@
     "COSEHeaders",
     "COSEKeyOps",
     "COSEKeyParams",
+    "COSEKeyTypes",
     "COSETypes",
     "COSEKey",
     "COSEMessage",

cwt/enums.py

@@ -34,6 +34,15 @@ class COSEHeaders(enum.IntEnum):
     CUPH_OWNER_PUB_KEY = 257
 
 
+class COSEKeyTypes(enum.IntEnum):
+    OKP = 1
+    EC2 = 2
+    RSA = 3
+    ASYMMETRIC = 4
+    # HSS_LMS = 5
+    # WALNUT_DSA = 6
+
+
 class COSEKeyParams(enum.IntEnum):
     KTY = 1
     KID = 2