[RFC PATCH] arm64: add support for AES in CCM mode using Crypto Extensions
Herbert Xu
herbert at gondor.apana.org.au
Tue Feb 25 04:08:35 EST 2014
On Tue, Feb 25, 2014 at 08:21:22AM +0100, Ard Biesheuvel wrote:
>
> For the authenticate-only data, this is manageable as you are only
> dealing with input, but when dealing with both in- and output, as in
> the core of CCM, it becomes very tedious.
> So instead, I have opted for an inner blkcipher instance which takes
> care of all of that. Could you suggest another approach that if
> preferable?
I don't think the walk helper actually needs the tfm apart from
getting a couple of parameters out of it, so perhaps we can just
change the helper to not depend on a tfm.
Cheers,
--
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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