PROV: Ensure that EC keys have a default digest
@@ -49,6 +49,7 @@ static OSSL_OP_keymgmt_export_fn ec_export;
static OSSL_OP_keymgmt_export_types_fn ec_export_types;
static OSSL_OP_keymgmt_query_operation_name_fn ec_query_operation_name;
+#define EC_DEFAULT_MD "SHA256"
#define EC_POSSIBLE_SELECTIONS \
(OSSL_KEYMGMT_SELECT_KEYPAIR | OSSL_KEYMGMT_SELECT_ALL_PARAMETERS)
@@ -491,6 +492,10 @@ int ec_get_params(void *key, OSSL_PARAM params[])
return 0;
}
+ if ((p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_DEFAULT_DIGEST)) != NULL
+ && !OSSL_PARAM_set_utf8_string(p, EC_DEFAULT_MD))
+ return 0;
+
p = OSSL_PARAM_locate(params, OSSL_PKEY_PARAM_USE_COFACTOR_ECDH);
if (p != NULL) {
int ecdh_cofactor_mode = 0;
