268 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, PF_OPEN_S, &driver);  in ptsopen()  local
269 	if (pti == NULL) {  in ptsopen()
272 	if (!(pti->pt_flags & PF_UNLOCKED)) {  in ptsopen()
277 	struct tty *tp = pti->pt_tty;  in ptsopen()
339 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  in ptsclose()  local
342 	if (pti == NULL) {  in ptsclose()
346 	tp = pti->pt_tty;  in ptsclose()
379 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  in ptsread()  local
384 	if (pti == NULL) {  in ptsread()
387 	tp = pti->pt_tty;  in ptsread()
407 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  in ptswrite()  local
411 	if (pti == NULL) {  in ptswrite()
414 	tp = pti->pt_tty;  in ptswrite()
439 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  in ptsstart()  local
440 	if (pti == NULL) {  in ptsstart()
446 	if (pti->pt_flags & PF_STOPPED) {  in ptsstart()
447 		pti->pt_flags &= ~PF_STOPPED;  in ptsstart()
448 		pti->pt_send = TIOCPKT_START;  in ptsstart()
471 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  in ptcwakeup()  local
472 	if (pti == NULL) {  in ptcwakeup()
477 		selwakeup(&pti->pt_selr);  in ptcwakeup()
479 		ptcwakeup_knote(&pti->pt_selr, 1);  in ptcwakeup()
482 		selwakeup(&pti->pt_selw);  in ptcwakeup()
484 		ptcwakeup_knote(&pti->pt_selw, 1);  in ptcwakeup()
492 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, PF_OPEN_M, &driver);  in ptcopen()  local
493 	if (pti == NULL) {  in ptcopen()
495 	} else if (pti == (struct ptmx_ioctl*)-1) {  in ptcopen()
499 	struct tty *tp = pti->pt_tty;  in ptcopen()
524 		pti->pt_flags = PF_UNLOCKED;  in ptcopen()
525 		pti->pt_send = 0;  in ptcopen()
526 		pti->pt_ucntl = 0;  in ptcopen()
537 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  in ptcclose()  local
542 	if (!pti) {  in ptcclose()
546 	tp = pti->pt_tty;  in ptcclose()
604 	knote(&pti->pt_selr.si_note, NOTE_REVOKE, true);  in ptcclose()
605 	selthreadclear(&pti->pt_selr);  in ptcclose()
606 	knote(&pti->pt_selw.si_note, NOTE_REVOKE, true);  in ptcclose()
607 	selthreadclear(&pti->pt_selw);  in ptcclose()
624 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
629 	if (pti == NULL) {
632 	tp = pti->pt_tty;
643 			if (pti->pt_flags & PF_PKT && pti->pt_send) {
644 				error = ureadc((int)pti->pt_send, uio);
648 				if (pti->pt_send & TIOCPKT_IOCTL) {
669 				pti->pt_send = 0;
672 			if (pti->pt_flags & PF_UCNTL && pti->pt_ucntl) {
673 				error = ureadc((int)pti->pt_ucntl, uio);
677 				pti->pt_ucntl = 0;
696 	if (pti->pt_flags & (PF_PKT | PF_UCNTL)) {
722 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  local
725 	if (pti == NULL) {
732 		pti->pt_flags |= PF_STOPPED;
734 		pti->pt_flags &= ~PF_STOPPED;
736 	pti->pt_send |= flush;
758 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
762 	if (pti == NULL) {
765 	tp = pti->pt_tty;
810 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  local
814 	if (pti == NULL) {
817 	tp = pti->pt_tty;
838 		    (((pti->pt_flags & PF_PKT) && pti->pt_send) ||
839 		    ((pti->pt_flags & PF_UCNTL) && pti->pt_ucntl))) {
843 		selrecord(p, &pti->pt_selr, wql);
860 		selrecord(p, &pti->pt_selw, wql);
884 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
892 	if (pti == NULL) {
895 	tp = pti->pt_tty;
970 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  local
975 	if (pti == NULL || pti->pt_tty == NULL) {
983 	tp = pti->pt_tty;
1009 			if (pti->pt_flags & PF_PKT) {
1010 				pti->pt_send |= TIOCPKT_IOCTL;
1016 			    (pti->pt_flags & PF_PKT)) {
1017 				pti->pt_send |= TIOCPKT_IOCTL;
1035 				if (pti->pt_flags & PF_UCNTL) {
1039 				pti->pt_flags |= PF_PKT;
1041 				pti->pt_flags &= ~PF_PKT;
1047 				if (pti->pt_flags & PF_PKT) {
1051 				pti->pt_flags |= PF_UCNTL;
1053 				pti->pt_flags &= ~PF_UCNTL;
1098 			error = _devfs_setattr(pti->pt_devhandle, 0620, kauth_getuid(), GID_TTY);
1130 				pti->pt_flags |= PF_UNLOCKED;
1165 			if (pti->pt_flags & PF_UCNTL && (cmd & ~0xff) == UIOCCMD(0)) {
1168 					pti->pt_ucntl = (u_char)cmd;
1191 	if ((tp->t_lflag & EXTPROC) && (pti->pt_flags & PF_PKT)) {
1206 			pti->pt_send |= TIOCPKT_IOCTL;
1215 	if (pti->pt_flags & PF_NOSTOP) {
1217 			pti->pt_send &= ~TIOCPKT_NOSTOP;
1218 			pti->pt_send |= TIOCPKT_DOSTOP;
1219 			pti->pt_flags &= ~PF_NOSTOP;
1224 			pti->pt_send &= ~TIOCPKT_DOSTOP;
1225 			pti->pt_send |= TIOCPKT_NOSTOP;
1226 			pti->pt_flags |= PF_NOSTOP;