Function tty_ioctl_compat

freebsd/kern/tty_compat.c:182–273

ARGSUSED*/

/*ARGSUSED*/
int
tty_ioctl_compat(struct tty *tp, u_long com, caddr_t data, int fflag,
    struct thread *td)
{
	switch (com) {
	case TIOCSETP:
	case TIOCSETN:
	case TIOCSETC:
	case TIOCSLTC:
	case TIOCLBIS:
	case TIOCLBIC:
	case TIOCLSET: {
		struct termios term;
		int error;

		term = tp->t_termios;
		if ((error = ttsetcompat(tp, &com, data, &term)) != 0)
			return error;
		return tty_ioctl(tp, com, &term, fflag, td);
	}
	case TIOCGETP: {
		struct sgttyb *sg = (struct sgttyb *)data;
		cc_t *cc = tp->t_termios.c_cc;

		sg->sg_ospeed = ttcompatspeedtab(tp->t_termios.c_ospeed,
		    compatspeeds);
		if (tp->t_termios.c_ispeed == 0)
			sg->sg_ispeed = sg->sg_ospeed;
		else
			sg->sg_ispeed = ttcompatspeedtab(tp->t_termios.c_ispeed,
			    compatspeeds);
		sg->sg_erase = cc[VERASE];
		sg->sg_kill = cc[VKILL];
		sg->sg_flags = tp->t_compatflags = ttcompatgetflags(tp);
		break;
	}
	case TIOCGETC: {
		struct tchars *tc = (struct tchars *)data;
		cc_t *cc = tp->t_termios.c_cc;

		tc->t_intrc = cc[VINTR];
		tc->t_quitc = cc[VQUIT];
		tc->t_startc = cc[VSTART];
		tc->t_stopc = cc[VSTOP];
		tc->t_eofc = cc[VEOF];
		tc->t_brkc = cc[VEOL];
		break;
	}
	case TIOCGLTC: {
		struct ltchars *ltc = (struct ltchars *)data;
		cc_t *cc = tp->t_termios.c_cc;

		ltc->t_suspc = cc[VSUSP];
		ltc->t_dsuspc = cc[VDSUSP];
		ltc->t_rprntc = cc[VREPRINT];
		ltc->t_flushc = cc[VDISCARD];
		ltc->t_werasc = cc[VWERASE];
		ltc->t_lnextc = cc[VLNEXT];