defining common structures for cbor

Author: andreagilardoni

src/cbor/CBOR.h

@@ -0,0 +1,15 @@
+#pragma once
+
+typedef uint64_t CBORTag;
+
+namespace cbor {
+  namespace tag {
+    enum : CBORTag {
+      // Unknown Command Tag https://www.iana.org/assignments/cbor-tags/cbor-tags.xhtml
+      CBORUnknownCmdTag16b    = 0xffff,              // invalid tag
+      CBORUnknownCmdTag32b    = 0xffffffff,          // invalid tag
+      CBORUnknownCmdTag64b    = 0xffffffffffffffff,  // invalid tag
+      CBORUnknownCmdTag       = CBORUnknownCmdTag32b
+    };
+  }
+}