Subject: Re: [PATCH 07/18] crypto: testmgr - add DH RFC 3526 modp2048 test
 vector
To:     Nicolai Stange <nstange@suse.de>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        "David S. Miller" <davem@davemloft.net>
Cc:     =?UTF-8?Q?Stephan_M=c3=bcller?= <smueller@chronox.de>,
        Torsten Duwe <duwe@suse.de>, Zaibo Xu <xuzaibo@huawei.com>,
        Giovanni Cabiddu <giovanni.cabiddu@intel.com>,
        David Howells <dhowells@redhat.com>,
        Jarkko Sakkinen <jarkko@kernel.org>,
        linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org,
        qat-linux@intel.com, keyrings@vger.kernel.org
References: <20211201004858.19831-1-nstange@suse.de>
 <20211201004858.19831-8-nstange@suse.de>
From:   Hannes Reinecke <hare@suse.de>
Message-ID: <9b87b348-1e4d-d7f0-2780-c428556c8204@suse.de>
Date:   Wed, 1 Dec 2021 08:25:22 +0100
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On 12/1/21 1:48 AM, Nicolai Stange wrote:
> The previous patch introduced support for the safe-prime groups specified
> by RFC 3526. In order to test this functionality, add a corresponding test
> vector to testmgr. The test data has been generated with OpenSSL.
> 
> Note that this new entry provides test coverage for the recent change to
> crypto_dh_encode_key(), which made it to skip the serialization of domain
> parameters for known groups, i.e. those with
> ->group_id != dh_group_id_unknown.
> 
> Moreover, a future patch will make the DH implementation to reject domain
> parameters not corresponding to some safe-prime group approved by
> SP800-56Arev3 in FIPS mode and the existing DH test vectors don't qualify.
> So this patch here will ensure that there's still some suitable test vector
> available.
> 
> Signed-off-by: Nicolai Stange <nstange@suse.de>
> ---
>   crypto/testmgr.h | 92 ++++++++++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 92 insertions(+)
> 
Reviewed-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@suse.de                              +49 911 74053 688
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