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