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From: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
To: Elvira Khabirova <e.khabirova@omp.ru>, keyrings@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org,
	davem@davemloft.net, herbert@gondor.apana.org.au,
	dhowells@redhat.com, vt@altlinux.org
Subject: Re: [PATCH] pkcs7: support EC-RDSA/streebog in SignerInfo
Date: Sat, 18 Sep 2021 10:39:05 +0800	[thread overview]
Message-ID: <59bf7fdf-b06e-1533-865a-06c612f4a19c@linux.alibaba.com> (raw)
In-Reply-To: <20210511174744.4f3c6c59@msk1wst204>

ping.

On 5/11/21 10:47 PM, Elvira Khabirova wrote:
> Allow using EC-RDSA/streebog in pkcs7 certificates in a similar way
> to how it's done in the x509 parser.
> 
> This is needed e.g. for loading kernel modules signed with EC-RDSA.
> 
> Signed-off-by: Elvira Khabirova <e.khabirova@omp.ru>
> ---
>   crypto/asymmetric_keys/pkcs7_parser.c | 11 +++++++++++
>   1 file changed, 11 insertions(+)
> 
> diff --git a/crypto/asymmetric_keys/pkcs7_parser.c b/crypto/asymmetric_keys/pkcs7_parser.c
> index 967329e0a07b..39c260a04167 100644
> --- a/crypto/asymmetric_keys/pkcs7_parser.c
> +++ b/crypto/asymmetric_keys/pkcs7_parser.c
> @@ -248,6 +248,12 @@ int pkcs7_sig_note_digest_algo(void *context, size_t hdrlen,
>   	case OID_sha224:
>   		ctx->sinfo->sig->hash_algo = "sha224";
>   		break;
> +	case OID_gost2012Digest256:
> +		ctx->sinfo->sig->hash_algo = "streebog256";
> +		break;
> +	case OID_gost2012Digest512:
> +		ctx->sinfo->sig->hash_algo = "streebog512";
> +		break;
>   	default:
>   		printk("Unsupported digest algo: %u\n", ctx->last_oid);
>   		return -ENOPKG;
> @@ -269,6 +275,11 @@ int pkcs7_sig_note_pkey_algo(void *context, size_t hdrlen,
>   		ctx->sinfo->sig->pkey_algo = "rsa";
>   		ctx->sinfo->sig->encoding = "pkcs1";
>   		break;
> +	case OID_gost2012PKey256:
> +	case OID_gost2012PKey512:
> +		ctx->sinfo->sig->pkey_algo = "ecrdsa";
> +		ctx->sinfo->sig->encoding = "raw";
> +		break;
>   	default:
>   		printk("Unsupported pkey algo: %u\n", ctx->last_oid);
>   		return -ENOPKG;
> 

  parent reply	other threads:[~2021-09-18  2:39 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-11 14:47 [PATCH] pkcs7: support EC-RDSA/streebog in SignerInfo Elvira Khabirova
2021-05-12 14:23 ` Vitaly Chikunov
2021-07-03  2:07 ` Tianjia Zhang
2021-09-18  2:39 ` Tianjia Zhang [this message]
2021-09-21 21:07   ` Jarkko Sakkinen

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