.. index:: digest (command)

.. _command_digest:

digest - calculate digest
=========================

Usage
^^^^^
``digest -a <algo> [-k <key> | -K <file>] [-s <sig> | -S <file>] FILE|AREA``

Synopsis
^^^^^^^^

::

  Calculate a digest over a FILE or a memory area.

Options
^^^^^^^
-a \<algo\>
 hash or signature algorithm name/driver to use

-k \<key\>
 use supplied \<key\> (ASCII or hex) for MAC

-K \<file\>
 use key from \<file\> (binary) for MAC

-s \<hex\>
 verify data against supplied \<hex\> (hash, MAC or signature)

-S \<file\>
 verify data against \<file\> (hash, MAC or signature)


.. generated from: /ptx/work/WORK_EIHEI/sha/backup/barebox/barebox-maintainer-utils/barebox/commands/digest.c
.. command function: do_digest