Adding API to add token to empty message #7
Merged
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Upon receipt of a Ping message, the receiver MUST return a Pong message with an identical Token in response.
So the empty ping/pong messages should be filled with token, so as per coap over tcp spec there should be API provided to add token to an empty message as per RFC
https://datatracker.ietf.org/doc/rfc8323/?include_text=1