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Message-ID: <38b2ab8a0704170741n619e169s6a2f3ac5b768a950@mail.gmail.com>
Date: Tue, 17 Apr 2007 16:41:00 +0200
From: "Francis Moreau" <francis.moro@...il.com>
To: "Herbert Xu" <herbert@...dor.apana.org.au>
Cc: helge.hafting@...el.hist.no, linux-kernel@...r.kernel.org,
linux-crypto@...r.kernel.org
Subject: Re: [CRYPTO] is it really optimized ?
On 4/17/07, Herbert Xu <herbert@...dor.apana.org.au> wrote:
> Francis Moreau <francis.moro@...il.com> wrote:
> > On 4/17/07, Herbert Xu <herbert@...dor.apana.org.au> wrote:
> >>
> >> Actually, I was referring to your AES module :)
> >
> > Well I don't if I can do that unfortunately.
>
> What's the problem?
>
Always the same problem. Some stupid people here think that they have
designed the most wonderful AES hardware module. If I give you the
code of the driver I'll show you a lot of "confidential" stuff.
> > Actually there's nothing really interesting in this code, only key or
> > acc loadings and that's it.
> >
> > What do you want to see exactly ?
>
> Well if your code's faster than what we have in the kernel then we
> should use yours instead.
>
Again, my code is faster only because I skip the key loading in
"cia_encrypt" method. Actually the gain is bigger in decryption mode
than in encryption one because I also generate the decryption key for
each block.
You see there's absolutely no clever trick here...
--
Francis
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