[Cryptech Tech] Command line interface

[Fredrik Thulin]

On Tuesday, May 03, 2016 08:38:54 PM Peter Stuge wrote:
> Fredrik Thulin wrote:
> > > Check out the Concise Binary Object Representation CBOR in RFC 7049,
> > > I like it and would suggest to use it for structured communication
> > > on both UARTs.
> > 
> > Hmm, wouldn't that just move the UI problem to the host computer,
> > in effect meaning we would have to write some kind of configuration
> > client software to use on Linux, Windows and Mac at the least?
> 
> Right - and that's fairly easy. Even with UARTs (no native USB)
> there's libserialport which offers great platform abstraction.
> 
> Then it's really just a command line tool. That's straightforward to
> write portably.

Straightforward maybe, but also time consuming.
 
> Actually -- why re-implement a shell at all, why not just create a
> simple tool with the commands that are needed?

I considered that too, and I think the answer is that managing a HSM might 
easily require some kind of session, where you log in as an administrator with 
a certain set of privileges and then perform whatever operations... or???

Otherwise, that might very well be the easiest way to get a simple and yet 
powerful configuration mechanism. I'll think about it some more.

/Fredrik
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