gras_datadesc_struct_append(ddt,"name",gras_datadesc_by_name("string"));
gras_datadesc_struct_append(ddt,"port",gras_datadesc_by_name("int"));
gras_datadesc_struct_close(ddt);
gras_datadesc_struct_append(ddt,"name",gras_datadesc_by_name("string"));
gras_datadesc_struct_append(ddt,"port",gras_datadesc_by_name("int"));
gras_datadesc_struct_close(ddt);