linux-kernel - Re: [PATCH v7 13/13] crypto: x509 - Add OID for NIST P521 and extend parser for it

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Message-ID: <0216c143-445b-472d-a62a-57cbe8b19c24@linux.ibm.com>
Date: Thu, 21 Mar 2024 13:42:27 -0400
From: Stefan Berger <stefanb@...ux.ibm.com>
To: Jarkko Sakkinen <jarkko@...nel.org>, keyrings@...r.kernel.org,
        linux-crypto@...r.kernel.org, herbert@...dor.apana.org.au,
        davem@...emloft.net
Cc: linux-kernel@...r.kernel.org, saulo.alessandre@....jus.br, lukas@...ner.de,
        bbhushan2@...vell.com, David Howells <dhowells@...hat.com>
Subject: Re: [PATCH v7 13/13] crypto: x509 - Add OID for NIST P521 and extend
 parser for it



On 3/21/24 13:20, Jarkko Sakkinen wrote:
> On Wed Mar 20, 2024 at 1:47 PM EET, Stefan Berger wrote:
>> Enable the x509 parser to accept NIST P521 certificates and add the
>> OID for ansip521r1, which is the identifier for NIST P521.
>>
>> Cc: David Howells <dhowells@...hat.com>
>> Signed-off-by: Stefan Berger <stefanb@...ux.ibm.com>
>> Tested-by: Lukas Wunner <lukas@...ner.de>
>> ---
>>   crypto/asymmetric_keys/x509_cert_parser.c | 3 +++
>>   include/linux/oid_registry.h              | 1 +
>>   2 files changed, 4 insertions(+)
>>
>> diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
>> index 487204d39426..99f809b7910b 100644
>> --- a/crypto/asymmetric_keys/x509_cert_parser.c
>> +++ b/crypto/asymmetric_keys/x509_cert_parser.c
>> @@ -538,6 +538,9 @@ int x509_extract_key_data(void *context, size_t hdrlen,
>>   		case OID_id_ansip384r1:
>>   			ctx->cert->pub->pkey_algo = "ecdsa-nist-p384";
>>   			break;
>> +		case OID_id_ansip521r1:
>> +			ctx->cert->pub->pkey_algo = "ecdsa-nist-p521";
>> +			break;
>>   		default:
>>   			return -ENOPKG;
>>   		}
>> diff --git a/include/linux/oid_registry.h b/include/linux/oid_registry.h
>> index 3921fbed0b28..af16d96fbbf2 100644
>> --- a/include/linux/oid_registry.h
>> +++ b/include/linux/oid_registry.h
>> @@ -65,6 +65,7 @@ enum OID {
>>   	OID_Scram,			/* 1.3.6.1.5.5.14 */
>>   	OID_certAuthInfoAccess,		/* 1.3.6.1.5.5.7.1.1 */
>>   	OID_id_ansip384r1,		/* 1.3.132.0.34 */
>> +	OID_id_ansip521r1,		/* 1.3.132.0.35 */
>>   	OID_sha256,			/* 2.16.840.1.101.3.4.2.1 */
>>   	OID_sha384,			/* 2.16.840.1.101.3.4.2.2 */
>>   	OID_sha512,			/* 2.16.840.1.101.3.4.2.3 */
> 
> Reviewed-by: Jarkko Sakkinen <jarkko@...nel.org>
> 
> BR, Jarkko


Thanks for the tags.
>