cborGetLength
Helper to determine the length of a single encoded CBOR data item.
This is used for handling 18013-5:2021 L2CAP data where messages are not separated by any framing.
Return
-1 if no single encoded CBOR data item could be found, otherwise the length of the CBOR data that was decoded.
Parameters
data
data with a single encoded CBOR data item and possibly more