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* [PATCH] X.509: Support parsing certificate using SM2 algorithm
@ 2021-07-12  8:13 Tianjia Zhang
  2021-09-18  2:25 ` Tianjia Zhang
  0 siblings, 1 reply; 4+ messages in thread
From: Tianjia Zhang @ 2021-07-12  8:13 UTC (permalink / raw)
  To: David Howells, Herbert Xu, David S. Miller, Eric Biggers,
	Eric Biggers, Mimi Zohar, Vitaly Chikunov, Gilad Ben-Yossef,
	Pascal van Leeuwen, keyrings, linux-crypto, linux-kernel,
	Jia Zhang, YiLin . Li
  Cc: Tianjia Zhang

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;
-- 
2.19.1.3.ge56e4f7


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2022-06-17  9:36 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-07-12  8:13 [PATCH] X.509: Support parsing certificate using SM2 algorithm Tianjia Zhang
2021-09-18  2:25 ` Tianjia Zhang
2021-09-21 21:05   ` Jarkko Sakkinen
2022-06-17  9:36     ` 回复:[PATCH] " Tianjia Zhang

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