linux-kernel - Re: [PATCH] crypto: tcrypt: add option to not exit on success

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Date:	Wed, 13 May 2009 10:02:25 -0400
From:	Neil Horman <nhorman@...driver.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	Jarod Wilson <jarod@...hat.com>, linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: tcrypt: add option to not exit on success

On Wed, May 13, 2009 at 11:27:52PM +1000, Herbert Xu wrote:
> On Wed, May 13, 2009 at 09:12:46AM -0400, Jarod Wilson wrote:
> > 
> > Hm... FIPS has the requirement that we test all algs before we use any
> > algs, self-tests on demand before first use for each alg is
> > insufficient. At first blush, I'm not seeing how we ensure this
> > happens. How can we trigger a cbc(des3_ede) self-test from userspace?
> > I see that modprobe'ing des.ko runs the base des and des3_ede
> > self-tests, but modprobe'ing cbc.ko doesn't lead to any self-tests
> > being run.
> 
> Once we have a user-space interface crypto API you will be able
> to instantiate any given algorithm.
> 
Thats a good idea.  Jarod, didn't you create a generic netlink socket family
module that created just such an interface for testing purposes?  That might be
worth polishing and submitting to provide that user space crypto api

Neil

> 
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