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-rw-r--r--crypto/asymmetric_keys/x509_cert_parser.c27
1 files changed, 22 insertions, 5 deletions
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index 26ec20ef4899..52c9b455fc7d 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -234,6 +234,10 @@ int x509_note_pkey_algo(void *context, size_t hdrlen,
case OID_gost2012Signature512:
ctx->cert->sig->hash_algo = "streebog512";
goto ecrdsa;
+
+ case OID_SM2_with_SM3:
+ ctx->cert->sig->hash_algo = "sm3";
+ goto sm2;
}
rsa_pkcs1:
@@ -246,6 +250,11 @@ ecrdsa:
ctx->cert->sig->encoding = "raw";
ctx->algo_oid = ctx->last_oid;
return 0;
+sm2:
+ ctx->cert->sig->pkey_algo = "sm2";
+ ctx->cert->sig->encoding = "raw";
+ ctx->algo_oid = ctx->last_oid;
+ return 0;
}
/*
@@ -266,7 +275,8 @@ int x509_note_signature(void *context, size_t hdrlen,
}
if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0 ||
- strcmp(ctx->cert->sig->pkey_algo, "ecrdsa") == 0) {
+ strcmp(ctx->cert->sig->pkey_algo, "ecrdsa") == 0 ||
+ strcmp(ctx->cert->sig->pkey_algo, "sm2") == 0) {
/* Discard the BIT STRING metadata */
if (vlen < 1 || *(const u8 *)value != 0)
return -EBADMSG;
@@ -451,13 +461,20 @@ int x509_extract_key_data(void *context, size_t hdrlen,
struct x509_parse_context *ctx = context;
ctx->key_algo = ctx->last_oid;
- if (ctx->last_oid == OID_rsaEncryption)
+ switch (ctx->last_oid) {
+ case OID_rsaEncryption:
ctx->cert->pub->pkey_algo = "rsa";
- else if (ctx->last_oid == OID_gost2012PKey256 ||
- ctx->last_oid == OID_gost2012PKey512)
+ break;
+ case OID_gost2012PKey256:
+ case OID_gost2012PKey512:
ctx->cert->pub->pkey_algo = "ecrdsa";
- else
+ break;
+ case OID_id_ecPublicKey:
+ ctx->cert->pub->pkey_algo = "sm2";
+ break;
+ default:
return -ENOPKG;
+ }
/* Discard the BIT STRING metadata */
if (vlen < 1 || *(const u8 *)value != 0)