Linux cryptographic layer development
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From: Stephan Mueller <smueller@chronox.de>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: 'LKML' <linux-kernel@vger.kernel.org>, linux-crypto@vger.kernel.org
Subject: Re: [PATCH] crypto: AEAD: add check for presence of auth tag
Date: Mon, 05 Jan 2015 11:53:38 +0100	[thread overview]
Message-ID: <1656062.b6mnFyMzhb@tachyon.chronox.de> (raw)
In-Reply-To: <20150105103957.GA25307@gondor.apana.org.au>

Am Montag, 5. Januar 2015, 21:39:57 schrieb Herbert Xu:

Hi Herbert,

> On Mon, Jan 05, 2015 at 11:26:48AM +0100, Stephan Mueller wrote:
> > Could you please help me understand where that check should be and what
> > should be done at the crypto API level?
> 
> All I was asking for is a length check like the one at the top
> of crypto_authenc_decypt.

Could you please check: I am unable to find the function.

Note, there is no size parameter provided in crypto_aead_decrypt. To obtain 
the size, I would need to walk the scatterlists, no?
> 
> Cheers,


-- 
Ciao
Stephan

  reply	other threads:[~2015-01-05 10:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-30 21:16 [PATCH] crypto: AEAD: add check for presence of auth tag Stephan Mueller
2015-01-05 10:19 ` Herbert Xu
2015-01-05 10:26   ` Stephan Mueller
2015-01-05 10:39     ` Herbert Xu
2015-01-05 10:53       ` Stephan Mueller [this message]
2015-01-05 10:55         ` Herbert Xu
2015-01-05 11:00           ` Stephan Mueller

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