Re: async hash & hmac

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On Fri, May 11, 2012 at 11:58:03AM +0300, Kasatkin, Dmitry wrote:
> Hello,
> 
> When allocating hmac like: crypto_alloc_ahash("hmac(sha1)", ..),
> it is actually fallsback to  "shash" hmac and software shash hash
> implementation..
> Even when HW accelerator provides AHASH it will not be used with hmac.
> 
> Basically HW driver needs to provide its own implementation for async
> hmac, like I did for omap-sham.
> 
> 		.cra_name		= "hmac(sha1)",
> 		.cra_driver_name	= "omap-hmac-sha1",
> 
> Is that correct, right?

We can add an async version of hmac if your hardware does not
have direct support for it.

Cheers,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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