linux-kernel - Re: [PATCH v6 5/8] crypto: testmgr - support test with different ciphertext per encryption

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Message-ID: <861bc3cc-2119-0325-33ea-828bd7e8544d@linux.alibaba.com>
Date:   Fri, 18 Sep 2020 21:34:32 +0800
From:   Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     "David S. Miller" <davem@...emloft.net>,
        David Howells <dhowells@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        James Morris <jmorris@...ei.org>,
        "Serge E. Hallyn" <serge@...lyn.com>,
        Stephan Mueller <smueller@...onox.de>,
        Marcelo Henrique Cerri <marcelo.cerri@...onical.com>,
        "Steven Rostedt (VMware)" <rostedt@...dmis.org>,
        Masahiro Yamada <masahiroy@...nel.org>,
        Brendan Higgins <brendanhiggins@...gle.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Johannes Weiner <hannes@...xchg.org>,
        Waiman Long <longman@...hat.com>,
        Mimi Zohar <zohar@...ux.ibm.com>,
        Lakshmi Ramasubramanian <nramas@...ux.microsoft.com>,
        Colin Ian King <colin.king@...onical.com>,
        Tushar Sugandhi <tusharsu@...ux.microsoft.com>,
        Vitaly Chikunov <vt@...linux.org>,
        Gilad Ben-Yossef <gilad@...yossef.com>,
        Pascal van Leeuwen <pvanleeuwen@...bus.com>,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        keyrings@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org,
        linux-security-module@...r.kernel.org,
        Xufeng Zhang <yunbo.xufeng@...ux.alibaba.com>,
        Jia Zhang <zhang.jia@...ux.alibaba.com>
Subject: Re: [PATCH v6 5/8] crypto: testmgr - support test with different
 ciphertext per encryption



On 9/18/20 2:47 PM, Herbert Xu wrote:
> On Thu, Sep 03, 2020 at 09:12:39PM +0800, Tianjia Zhang wrote:
>> Some asymmetric algorithms will get different ciphertext after
>> each encryption, such as SM2, and let testmgr support the testing
>> of such algorithms.
>>
>> In struct akcipher_testvec, set c and c_size to be empty, skip
>> the comparison of the ciphertext, and compare the decrypted
>> plaintext with m to achieve the test purpose.
>>
>> Signed-off-by: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
>> Tested-by: Xufeng Zhang <yunbo.xufeng@...ux.alibaba.com>
>> ---
>>   crypto/testmgr.c | 7 ++++++-
>>   1 file changed, 6 insertions(+), 1 deletion(-)
> 
> Is there supposed to be another patch that contains test vectors?
> 
> Thanks,
> 

Yes, I was negligent. It is necessary to provide a test vector and I 
will support it as soon as possible.

Thanks,
Tianjia