tree ba8e773e6bb3852111a692d3fb90462ea60b8528
parent 3b42b5ae724cb3018de6ee6757e6802ced46d067
author Jon Flatley <jflat@google.com> 1641480745 -0500
committer jon-flatley <47988881+jon-flatley@users.noreply.github.com> 1643057110 -0500

[opentitanlib] Add PRESENT cipher

This implementation of the PRESENT cipher is heavily based on the python
implementation in `util/design/lib/present.py`.

Signed-off-by: Jon Flatley <jflat@google.com>