93 static int sm2sig_set_mdname(PROV_SM2_CTX *psm2ctx, const char *mdname)  in sm2sig_set_mdname()  argument
95     if (psm2ctx->md == NULL) /* We need an SM3 md to compare with */  in sm2sig_set_mdname()
96         psm2ctx->md = EVP_MD_fetch(psm2ctx->libctx, psm2ctx->mdname,  in sm2sig_set_mdname()
97                                    psm2ctx->propq);  in sm2sig_set_mdname()
98     if (psm2ctx->md == NULL)  in sm2sig_set_mdname()
104     if (strlen(mdname) >= sizeof(psm2ctx->mdname)  in sm2sig_set_mdname()
105         || !EVP_MD_is_a(psm2ctx->md, mdname)) {  in sm2sig_set_mdname()
111     OPENSSL_strlcpy(psm2ctx->mdname, mdname, sizeof(psm2ctx->mdname));  in sm2sig_set_mdname()
136     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_signature_init()  local
139             || psm2ctx == NULL)  in sm2sig_signature_init()
142     if (ec == NULL && psm2ctx->ec == NULL) {  in sm2sig_signature_init()
150         EC_KEY_free(psm2ctx->ec);  in sm2sig_signature_init()
151         psm2ctx->ec = ec;  in sm2sig_signature_init()
154     return sm2sig_set_ctx_params(psm2ctx, params);  in sm2sig_signature_init()
275     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_digest_signverify_update()  local
277     if (psm2ctx == NULL || psm2ctx->mdctx == NULL)  in sm2sig_digest_signverify_update()
280     return sm2sig_compute_z_digest(psm2ctx)  in sm2sig_digest_signverify_update()
281         && EVP_DigestUpdate(psm2ctx->mdctx, data, datalen);  in sm2sig_digest_signverify_update()
287     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_digest_sign_final()  local
291     if (psm2ctx == NULL || psm2ctx->mdctx == NULL)  in sm2sig_digest_sign_final()
299         if (!(sm2sig_compute_z_digest(psm2ctx)  in sm2sig_digest_sign_final()
300               && EVP_DigestFinal_ex(psm2ctx->mdctx, digest, &dlen)))  in sm2sig_digest_sign_final()
311     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_digest_verify_final()  local
315     if (psm2ctx == NULL  in sm2sig_digest_verify_final()
316         || psm2ctx->mdctx == NULL  in sm2sig_digest_verify_final()
317         || EVP_MD_get_size(psm2ctx->md) > (int)sizeof(digest))  in sm2sig_digest_verify_final()
320     if (!(sm2sig_compute_z_digest(psm2ctx)  in sm2sig_digest_verify_final()
321           && EVP_DigestFinal_ex(psm2ctx->mdctx, digest, &dlen)))  in sm2sig_digest_verify_final()
382     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_get_ctx_params()  local
385     if (psm2ctx == NULL)  in sm2sig_get_ctx_params()
390         && !OSSL_PARAM_set_octet_string(p, psm2ctx->aid, psm2ctx->aid_len))  in sm2sig_get_ctx_params()
394     if (p != NULL && !OSSL_PARAM_set_size_t(p, psm2ctx->mdsize))  in sm2sig_get_ctx_params()
398     if (p != NULL && !OSSL_PARAM_set_utf8_string(p, psm2ctx->md == NULL  in sm2sig_get_ctx_params()
399                                                     ? psm2ctx->mdname  in sm2sig_get_ctx_params()
400                                                     : EVP_MD_get0_name(psm2ctx->md)))  in sm2sig_get_ctx_params()
421     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_set_ctx_params()  local
425     if (psm2ctx == NULL)  in sm2sig_set_ctx_params()
438         if (!psm2ctx->flag_compute_z_digest)  in sm2sig_set_ctx_params()
444         OPENSSL_free(psm2ctx->id);  in sm2sig_set_ctx_params()
445         psm2ctx->id = tmp_id;  in sm2sig_set_ctx_params()
446         psm2ctx->id_len = tmp_idlen;  in sm2sig_set_ctx_params()
457                       || mdsize != psm2ctx->mdsize))  in sm2sig_set_ctx_params()
466         if (!sm2sig_set_mdname(psm2ctx, mdname)) {  in sm2sig_set_ctx_params()
491     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_get_ctx_md_params()  local
493     if (psm2ctx->mdctx == NULL)  in sm2sig_get_ctx_md_params()
496     return EVP_MD_CTX_get_params(psm2ctx->mdctx, params);  in sm2sig_get_ctx_md_params()
501     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_gettable_ctx_md_params()  local
503     if (psm2ctx->md == NULL)  in sm2sig_gettable_ctx_md_params()
506     return EVP_MD_gettable_ctx_params(psm2ctx->md);  in sm2sig_gettable_ctx_md_params()
511     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_set_ctx_md_params()  local
513     if (psm2ctx->mdctx == NULL)  in sm2sig_set_ctx_md_params()
516     return EVP_MD_CTX_set_params(psm2ctx->mdctx, params);  in sm2sig_set_ctx_md_params()
521     PROV_SM2_CTX *psm2ctx = (PROV_SM2_CTX *)vpsm2ctx;  in sm2sig_settable_ctx_md_params()  local
523     if (psm2ctx->md == NULL)  in sm2sig_settable_ctx_md_params()
526     return EVP_MD_settable_ctx_params(psm2ctx->md);  in sm2sig_settable_ctx_md_params()