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List:       linux-keyrings
Subject:    Re: [PATCH] X.509: Support parsing certificate using SM2 algorithm
From:       Jarkko Sakkinen <jarkko () kernel ! org>
Date:       2021-09-21 21:05:42
Message-ID: 1ea7a9bd9f6d74e1b9a002a19c0923f184c17c88.camel () kernel ! org
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On Sat, 2021-09-18 at 10:25 +0800, Tianjia Zhang wrote:
> ping.
> 
> On 7/12/21 4:13 PM, Tianjia Zhang wrote:
> > The SM2-with-SM3 certificate generated by latest openssl no longer
> > reuses the OID_id_ecPublicKey, but directly uses OID_sm2. This patch
> > supports this type of x509 certificate parsing.
> > 
> > Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
> > ---
> >   crypto/asymmetric_keys/x509_cert_parser.c | 3 +++
> >   1 file changed, 3 insertions(+)
> > 
> > diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
> > index 6d003096b5bc..6a945a6ce787 100644
> > --- a/crypto/asymmetric_keys/x509_cert_parser.c
> > +++ b/crypto/asymmetric_keys/x509_cert_parser.c
> > @@ -496,6 +496,9 @@ int x509_extract_key_data(void *context, size_t hdrlen,
> >   	case OID_gost2012PKey512:
> >   		ctx->cert->pub->pkey_algo = "ecrdsa";
> >   		break;
> > +	case OID_sm2:
> > +		ctx->cert->pub->pkey_algo = "sm2";
> > +		break;
> >   	case OID_id_ecPublicKey:
> >   		if (parse_OID(ctx->params, ctx->params_size, &oid) != 0)
> >   			return -EBADMSG;
> > 

Acked-by: Jarkko Sakkinen <jarkko@kernel.org>

/Jarkko

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