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From: Marek Vasut <marex@denx.de>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Jay Monkman <jay.monkman@freescale.com>,
	Linux Crypto Mailing List <linux-crypto@vger.kernel.org>
Subject: Re: Crypto driver -DCP
Date: Fri, 29 May 2015 15:02:59 +0200	[thread overview]
Message-ID: <201505291502.59208.marex@denx.de> (raw)
In-Reply-To: <20150529013211.GA15566@gondor.apana.org.au>

On Friday, May 29, 2015 at 03:32:11 AM, Herbert Xu wrote:
> On Fri, May 29, 2015 at 03:29:59AM +0200, Marek Vasut wrote:
> > On Friday, May 29, 2015 at 03:23:59 AM, Herbert Xu wrote:
> > > On Fri, May 29, 2015 at 03:00:35AM +0200, Marek Vasut wrote:
> > > > My understanding (!) is that everyone should be able to use this key
> > > > to encrypt/decrypt their data using the AES128 engine in the DCP.
> > > 
> > > If that's the case just make it the key you use if setkey has never
> > > been called.
> > 
> > Shouldn't you always call setkey when using symetric crypto ?
> 
> Normally yes but we don't require it so in this case it should
> be fine.

This does look somewhat hacky to me. Wouldn't it make more sense to
add a CRYPTO_TFM_REQ flag ?

Best regards,
Marek Vasut

  reply	other threads:[~2015-05-29 13:03 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <554BBD05.3050807@freescale.com>
     [not found] ` <201505080220.56630.marex@denx.de>
     [not found]   ` <55673BF4.3040108@freescale.com>
2015-05-28 18:27     ` Crypto driver -DCP Marek Vasut
     [not found]     ` <20150529003700.GC14942@gondor.apana.org.au>
2015-05-29  0:40       ` Marek Vasut
2015-05-29  0:45         ` Herbert Xu
2015-05-29  1:00           ` Marek Vasut
2015-05-29  1:23             ` Herbert Xu
2015-05-29  1:29               ` Marek Vasut
2015-05-29  1:32                 ` Herbert Xu
2015-05-29 13:02                   ` Marek Vasut [this message]
2015-05-29 13:30                     ` Herbert Xu
2015-06-01 13:24                       ` Marek Vasut
2015-06-01 14:50                         ` Herbert Xu
2015-06-03 12:54                           ` Marek Vasut
2015-06-02 18:57                   ` Jay Monkman
2015-06-03  2:11                     ` Herbert Xu
2015-06-03 20:02                       ` Jay Monkman
2015-06-04  3:24                         ` Herbert Xu
2015-06-04 15:34                           ` Marek Vasut
2015-06-05  3:54                             ` Herbert Xu
2015-06-05 14:38                               ` Marek Vasut
2015-06-08  4:52                                 ` Herbert Xu
2015-06-08  8:45                                   ` Marek Vasut

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