1 /*
2  * Copyright 2020-2021 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <openssl/obj_mac.h>
11 #include "internal/packet.h"
12 #include "prov/der_ec.h"
13 #include "prov/der_sm2.h"
14 
15 int ossl_DER_w_algorithmIdentifier_SM2(WPACKET *pkt, int cont, EC_KEY *ec)
16 {
17     return ossl_DER_w_begin_sequence(pkt, cont)
18         /* No parameters (yet?) */
19         /* It seems SM2 identifier is the same as id_ecPublidKey */
20         && ossl_DER_w_precompiled(pkt, -1, ossl_der_oid_id_ecPublicKey,
21                                   sizeof(ossl_der_oid_id_ecPublicKey))
22         && ossl_DER_w_end_sequence(pkt, cont);
23 }
24