261 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, PF_OPEN_S, &driver);  in ptsopen()  local
262 	if (pti == NULL) {  in ptsopen()
265 	if (!(pti->pt_flags & PF_UNLOCKED)) {  in ptsopen()
269 	struct tty *tp = pti->pt_tty;  in ptsopen()
299 	pti->pt_flags |= PF_OPEN_S;  in ptsopen()
325 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  in ptsclose()  local
328 	if (pti == NULL) {  in ptsclose()
332 	tp = pti->pt_tty;  in ptsclose()
365 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  in ptsread()  local
370 	if (pti == NULL) {  in ptsread()
373 	tp = pti->pt_tty;  in ptsread()
393 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  in ptswrite()  local
397 	if (pti == NULL) {  in ptswrite()
400 	tp = pti->pt_tty;  in ptswrite()
425 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  in ptsstart()  local
426 	if (pti == NULL) {  in ptsstart()
432 	if (pti->pt_flags & PF_STOPPED) {  in ptsstart()
433 		pti->pt_flags &= ~PF_STOPPED;  in ptsstart()
434 		pti->pt_send = TIOCPKT_START;  in ptsstart()
457 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  in ptcwakeup()  local
458 	if (pti == NULL) {  in ptcwakeup()
463 		selwakeup(&pti->pt_selr);  in ptcwakeup()
465 		ptcwakeup_knote(&pti->pt_selr, 1);  in ptcwakeup()
468 		selwakeup(&pti->pt_selw);  in ptcwakeup()
470 		ptcwakeup_knote(&pti->pt_selw, 1);  in ptcwakeup()
478 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, PF_OPEN_M, &driver);  in ptcopen()  local
479 	if (pti == NULL) {  in ptcopen()
481 	} else if (pti == (struct ptmx_ioctl*)-1) {  in ptcopen()
485 	struct tty *tp = pti->pt_tty;  in ptcopen()
510 		pti->pt_flags = PF_UNLOCKED;  in ptcopen()
511 		pti->pt_send = 0;  in ptcopen()
512 		pti->pt_ucntl = 0;  in ptcopen()
523 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  in ptcclose()  local
527 	if (!pti) {  in ptcclose()
531 	tp = pti->pt_tty;  in ptcclose()
557 	SLIST_FOREACH(kn, &pti->pt_selr.si_note, kn_selnext) {  in ptcclose()
558 		KNOTE_DETACH(&pti->pt_selr.si_note, kn);  in ptcclose()
560 	selthreadclear(&pti->pt_selr);  in ptcclose()
561 	SLIST_FOREACH(kn, &pti->pt_selw.si_note, kn_selnext) {  in ptcclose()
562 		KNOTE_DETACH(&pti->pt_selw.si_note, kn);  in ptcclose()
564 	selthreadclear(&pti->pt_selw);  in ptcclose()
581 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
586 	if (pti == NULL) {
589 	tp = pti->pt_tty;
600 			if (pti->pt_flags & PF_PKT && pti->pt_send) {
601 				error = ureadc((int)pti->pt_send, uio);
605 				if (pti->pt_send & TIOCPKT_IOCTL) {
626 				pti->pt_send = 0;
629 			if (pti->pt_flags & PF_UCNTL && pti->pt_ucntl) {
630 				error = ureadc((int)pti->pt_ucntl, uio);
634 				pti->pt_ucntl = 0;
653 	if (pti->pt_flags & (PF_PKT | PF_UCNTL)) {
679 	struct ptmx_ioctl *pti = pty_get_ioctl(tp->t_dev, 0, NULL);  local
682 	if (pti == NULL) {
689 		pti->pt_flags |= PF_STOPPED;
691 		pti->pt_flags &= ~PF_STOPPED;
693 	pti->pt_send |= flush;
715 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
719 	if (pti == NULL) {
722 	tp = pti->pt_tty;
767 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  local
771 	if (pti == NULL) {
774 	tp = pti->pt_tty;
795 		    (((pti->pt_flags & PF_PKT) && pti->pt_send) ||
796 		    ((pti->pt_flags & PF_UCNTL) && pti->pt_ucntl))) {
800 		selrecord(p, &pti->pt_selr, wql);
817 		selrecord(p, &pti->pt_selw, wql);
841 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, NULL);  local
849 	if (pti == NULL) {
852 	tp = pti->pt_tty;
927 	struct ptmx_ioctl *pti = pty_get_ioctl(dev, 0, &driver);  local
932 	if (pti == NULL || pti->pt_tty == NULL) {
940 	tp = pti->pt_tty;
966 			if (pti->pt_flags & PF_PKT) {
967 				pti->pt_send |= TIOCPKT_IOCTL;
973 			    (pti->pt_flags & PF_PKT)) {
974 				pti->pt_send |= TIOCPKT_IOCTL;
992 				if (pti->pt_flags & PF_UCNTL) {
996 				pti->pt_flags |= PF_PKT;
998 				pti->pt_flags &= ~PF_PKT;
1004 				if (pti->pt_flags & PF_PKT) {
1008 				pti->pt_flags |= PF_UCNTL;
1010 				pti->pt_flags &= ~PF_UCNTL;
1055 			error = _devfs_setattr(pti->pt_devhandle, 0620, kauth_getuid(), GID_TTY);
1087 				pti->pt_flags |= PF_UNLOCKED;
1107 			if (pti->pt_flags & PF_UCNTL && (cmd & ~0xff) == UIOCCMD(0)) {
1110 					pti->pt_ucntl = (u_char)cmd;
1133 	if ((tp->t_lflag & EXTPROC) && (pti->pt_flags & PF_PKT)) {
1148 			pti->pt_send |= TIOCPKT_IOCTL;
1157 	if (pti->pt_flags & PF_NOSTOP) {
1159 			pti->pt_send &= ~TIOCPKT_NOSTOP;
1160 			pti->pt_send |= TIOCPKT_DOSTOP;
1161 			pti->pt_flags &= ~PF_NOSTOP;
1166 			pti->pt_send &= ~TIOCPKT_DOSTOP;
1167 			pti->pt_send |= TIOCPKT_NOSTOP;
1168 			pti->pt_flags |= PF_NOSTOP;