linux-kernel - Re: [PATCH 3/6] crypto: sm2 - introduce OSCCA SM2 asymmetric cipher algorithm

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Message-ID: <20200122055742.x3lruabxmv6elnuu@gondor.apana.org.au>
Date:   Wed, 22 Jan 2020 13:57:42 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
Cc:     davem@...emloft.net, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/6] crypto: sm2 - introduce OSCCA SM2 asymmetric cipher
 algorithm

Tianjia Zhang <tianjia.zhang@...ux.alibaba.com> wrote:
> This new module implement the SM2 public key algorithm. It was
> published by State Encryption Management Bureau, China.
> List of specifications for SM2 elliptic curve public key cryptography:
> 
> * GM/T 0003.1-2012
> * GM/T 0003.2-2012
> * GM/T 0003.3-2012
> * GM/T 0003.4-2012
> * GM/T 0003.5-2012
> 
> IETF: https://tools.ietf.org/html/draft-shen-sm2-ecdsa-02
> oscca: http://www.oscca.gov.cn/sca/xxgk/2010-12/17/content_1002386.shtml
> scctc: http://www.gmbz.org.cn/main/bzlb.html
> 
> Signed-off-by: Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>
> ---
> crypto/Kconfig         |   17 +
> crypto/Makefile        |   10 +
> crypto/sm2.c           | 1073 ++++++++++++++++++++++++++++++++++++++++
> crypto/sm2privkey.asn1 |    5 +
> crypto/sm2pubkey.asn1  |    3 +
> 5 files changed, 1108 insertions(+)
> create mode 100644 crypto/sm2.c
> create mode 100644 crypto/sm2privkey.asn1
> create mode 100644 crypto/sm2pubkey.asn1

We don't add algorithms unless they have a kernel user.  Who is
going to use this within the kernel?

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt