Daniel King a310c5e42b Allow some parameters to be NULL if the length is 0.
This change permits users of the ChaCha20/Poly1305 algorithms
(and the AEAD construction thereof) to pass NULL pointers for
data that they do not need, and avoids the need to provide a valid
buffer for data that is not used.
2018-05-24 13:37:31 +02:00
..
2015-03-10 11:23:56 +00:00