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From: Stephan Mueller <smueller@chronox.de>
To: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Cc: herbert@gondor.apana.org.au, davem@davemloft.net,
	linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/6] lib/mpi: Introduce ec implementation to MPI library
Date: Tue, 21 Jan 2020 12:40:21 +0100	[thread overview]
Message-ID: <2593018.bJxuzB16oj@tauon.chronox.de> (raw)
In-Reply-To: <20200121095718.52404-3-tianjia.zhang@linux.alibaba.com>

Am Dienstag, 21. Januar 2020, 10:57:14 CET schrieb Tianjia Zhang:

Hi Tianjia,

> The implementation of EC is introduced from libgcrypt as the
> basic algorithm of elliptic curve, which can be more perfectly
> integrated with MPI implementation.
> Some other algorithms will be developed based on mpi ecc, such as SM2.

Why do we need a second implementation of ECC? Why can't we reuse the existing 
ECC implementation in crypto/ecc.c? Or are there limitations in the existing 
ECC implementation that cannot be fixed?

Thank you.

Ciao
Stephan



  reply	other threads:[~2020-01-21 11:40 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-21  9:57 [PATCH] Introduce OSCCA SM2 asymmetric cipher algorithm Tianjia Zhang
2020-01-21  9:57 ` [PATCH 1/6] lib/mpi: Extend the MPI library Tianjia Zhang
2020-01-21  9:57 ` [PATCH 2/6] lib/mpi: Introduce ec implementation to " Tianjia Zhang
2020-01-21 11:40   ` Stephan Mueller [this message]
     [not found]     ` <4de1c585-c4b1-4847-8327-55bb7fec1f3b.tianjia.zhang@linux.alibaba.com>
     [not found]       ` <f4b4442e-e2fd-44e6-9e0a-59187780b4d0.tianjia.zhang@linux.alibaba.com>
     [not found]         ` <3092f996-ce62-42e6-ab42-a56254f567b3.tianjia.zhang@linux.alibaba.com>
     [not found]           ` <4c8c9974-b777-48ba-ace3-d052932dbaa1.tianjia.zhang@linux.alibaba.com>
     [not found]             ` <b3ed010c-f3d9-46d2-97bb-c80f012f687f.tianjia.zhang@linux.alibaba.com>
     [not found]               ` <659d400e-d107-4050-84fc-bd8d39409aa3.tianjia.zhang@linux.alibaba.com>
2020-01-27  3:15                 ` 回复：[PATCH " Tianjia Zhang
2020-01-21  9:57 ` [PATCH 3/6] crypto: sm2 - introduce OSCCA SM2 asymmetric cipher algorithm Tianjia Zhang
2020-01-22  5:57   ` Herbert Xu
     [not found]     ` <b481c227-22f7-40d7-bbc5-a581cf87e1a5.tianjia.zhang@linux.alibaba.com>
     [not found]       ` <20ef340c-18ba-4746-b26e-5911d3f77bdd.tianjia.zhang@linux.alibaba.com>
2020-01-27  3:16         ` 回复：[PATCH " Tianjia Zhang
2020-01-21  9:57 ` [PATCH 4/6] crypto: testmgr - support test with different ciphertext per encryption Tianjia Zhang
2020-01-21  9:57 ` [PATCH 5/6] crypto: testmgr - Add SM2 test vectors Tianjia Zhang
2020-01-21  9:57 ` [PATCH 6/6] crypto: proc - simplify the c_show function Tianjia Zhang

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