Is your feature request related to a problem? Please describe.
Applications should NOT refer to the "CCSDS" data types and macros, as there should be no assumption of a particular message framing type at this level.

Describe the solution you'd like
Use the abstract types provided in cfe_sb.h rather than directly using ccsds.h types.

Additional context
Related to nasa/cFE#554

Requester Info
Joseph Hickey, Vantage Systems, Inc.