The full digest size of GCM/GMAC algorithms is 16 bytes.
However, it is sometimes truncated to a smaller size (such as in IPSec).
This commit allows a user to generate a digest of any size
up to the full size.
Signed-off-by: Pablo de Lara <pablo.de.lara.guarch@intel.com>
Acked-by: Marko Kovacevic <marko.kovacevic@intel.com>
ceb8639387