/*
* Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL license (the "License"). You may not use
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
#endif
case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
- *(int *)arg2 = NID_sha256;
+ if (EVP_PKEY_id(pkey) == EVP_PKEY_SM2) {
+ /* For SM2, the only valid digest-alg is SM3 */
+ *(int *)arg2 = NID_sm3;
+ } else {
+ *(int *)arg2 = NID_sha256;
+ }
return 1;
case ASN1_PKEY_CTRL_SET1_TLS_ENCPT: