stmf_add_tg
status = stmf_add_tg(grpname, grpname_size, 0, err_detail);
stmf_status_t stmf_add_tg(uint8_t *tg_name, uint16_t tg_name_size,
(void) stmf_add_tg(&grpname_forall, 1, 1, NULL);