linux-kernel - Re: Problem with RSA test from testmgr

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Message-ID: <3cc00e47-6076-51db-06d0-771af799984a@intel.com>
Date:   Thu, 2 Mar 2017 08:26:24 -0800
From:   Tadeusz Struk <tadeusz.struk@...el.com>
To:     Stephan Müller <smueller@...onox.de>
Cc:     Corentin Labbe <clabbe.montjoie@...il.com>,
        herbert@...dor.apana.org.au, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: Problem with RSA test from testmgr

Hi Stephan,
On 03/01/2017 10:08 PM, Stephan Müller wrote:
>> 	memset(ptextp, 0, 256);
>> 	memcpy(ptextp + 64 - 8, ptext_ex, plen);
> I actually have tested that and it did not return the data the kernel 
> implementation would return

It did for me:
Result 64 plen=8
63 1c cd 7b e1 7e e4 de c9 a8 89 a1 74 cb 3c 63 7d 24 ec 83 c3 15 e4 7f 73 05 34 d1 ec 22 bb 8a 5e 32 39 6d c1 1d 7d 50 3b 9f 7a ad f0 2e 25 53 9f 6e bd 4c 55 84 0c 9b cf 1a 4b 51 1e 9e 0c 06

Are you sure you are compering this with the fist test vector?
http://lxr.free-electrons.com/source/crypto/testmgr.h#L183

Thanks,
-- 
Tadeusz