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pkcs7: parser support SM2 and SM3 algorithms combination

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Support parsing the message signature of the SM2 and SM3 algorithm
combination. This group of algorithms has been well supported. One
of the main users is module signature verification.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Reviewed-by: Vitaly Chikunov <vt@altlinux.org>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
This commit is contained in:
Tianjia Zhang 2022-06-27 17:21:41 +08:00 committed by Jarkko Sakkinen
parent 1a83950270
commit 3fb8e3f532
1 changed files with 7 additions and 0 deletions
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7
crypto/asymmetric_keys/pkcs7_parser.c
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@ -248,6 +248,9 @@ int pkcs7_sig_note_digest_algo(void *context, size_t hdrlen,
case OID_sha224: case OID_sha224:
ctx->sinfo->sig->hash_algo = "sha224"; ctx->sinfo->sig->hash_algo = "sha224";
break; break;
case OID_sm3:
ctx->sinfo->sig->hash_algo = "sm3";
break;
default: default:
printk("Unsupported digest algo: %u\n", ctx->last_oid); printk("Unsupported digest algo: %u\n", ctx->last_oid);
return -ENOPKG; return -ENOPKG;
@ -277,6 +280,10 @@ int pkcs7_sig_note_pkey_algo(void *context, size_t hdrlen,
ctx->sinfo->sig->pkey_algo = "ecdsa"; ctx->sinfo->sig->pkey_algo = "ecdsa";
ctx->sinfo->sig->encoding = "x962"; ctx->sinfo->sig->encoding = "x962";
break; break;
case OID_SM2_with_SM3:
ctx->sinfo->sig->pkey_algo = "sm2";
ctx->sinfo->sig->encoding = "raw";
break;
default: default:
printk("Unsupported pkey algo: %u\n", ctx->last_oid); printk("Unsupported pkey algo: %u\n", ctx->last_oid);
return -ENOPKG; return -ENOPKG;