linux-kernel - Re: [RFC 2/7] crypto: Use GHASH digest algorithm in GCM

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Date:	Mon, 22 Jun 2009 10:07:27 +0800
From:	Huang Ying <ying.huang@...el.com>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>
Subject: Re: [RFC 2/7] crypto: Use GHASH digest algorithm in GCM

On Mon, 2009-06-22 at 10:03 +0800, Herbert Xu wrote:
> On Mon, Jun 22, 2009 at 09:41:16AM +0800, Huang Ying wrote:
> >
> > Can crypto_alloc_ahash("ghash",...) select among different ghash
> > implementation automatically based on priority? I think
> > crypto_alloc_ablkcipher("cbc(aes)",...) can select among different AES
> > implementation automatically. They are different?
> 
> Yes it will select the highest priority implementation of ghash.
> Adding it as an extra parameter would allow the user to specify
> an implementation that is not necessarily the one with the highest
> priority.

Oh, I see. I will do this.

Best Regards,
Huang Ying

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