The '110' prefix on a final byte indicates a superframe marker. Coded
data is not allowed to use this pattern on a final byte.

Code |state - l_base| little endian with the following prefix scheme:
Prefix '00': Single byte coded state.
Prefix '01': Two bytes le coded state.
Prefix '10': Three bytes le coded state.

Change-Id: Ibc953b67675b567394b93de39b7cb22cadc47435