

#include <openssl/obj_mac.h>
#include "internal/packet.h"
#include "prov/der_sm2.h"


#define ossl_der_oid_id_sm2_with_sm3   ossl_der_oid_sm2_with_SM3

#define MD_CASE(name)                                                   \
    case NID_##name:                                                    \
        precompiled = ossl_der_oid_id_sm2_with_##name;                  \
        precompiled_sz = sizeof(ossl_der_oid_id_sm2_with_##name);       \
        break;

int ossl_DER_w_algorithmIdentifier_SM2_with_MD(WPACKET *pkt, int cont,
                                               EC_KEY *ec, int mdnid)
{
    const unsigned char *precompiled = NULL;
    size_t precompiled_sz = 0;

    switch (mdnid) {
        MD_CASE(sm3);
    default:
        return 0;
    }

    return ossl_DER_w_begin_sequence(pkt, cont)
        
        && ossl_DER_w_precompiled(pkt, -1, precompiled, precompiled_sz)
        && ossl_DER_w_end_sequence(pkt, cont);
}
