bsd/kern/tty_pty.c

121  * pts == /dev/tty[pqrsPQRS][0123456789abcdefghijklmnopqrstuv]
122  * ptc == /dev/pty[pqrsPQRS][0123456789abcdefghijklmnopqrstuv]
178 ptsopen(dev_t dev, int flag, __unused int devtype, __unused struct proc *p)
187 	if (minor(dev) >= npty) {
191 	if (!pt_tty[minor(dev)]) {
196 		if ((tp = pt_tty[minor(dev)] = ttymalloc()) == NULL) {
201 		tp = pt_tty[minor(dev)];
227 	error = (*linesw[tp->t_line].l_open)(dev, tp);
238 ptsclose(dev_t dev, int flag, __unused int mode, __unused proc_t p)
253 	tp = pt_tty[minor(dev)];
270 ptsread(dev_t dev, struct uio *uio, int flag)
273 	struct tty *tp = pt_tty[minor(dev)];
274 	struct pt_ioctl *pti = &pt_ioctl[minor(dev)];
360 ptswrite(dev_t dev, struct uio *uio, int flag)
365 	tp = pt_tty[minor(dev)];
422 ptcopen(dev_t dev, __unused int flag, __unused int devtype, __unused proc_t p)
428 	if (minor(dev) >= npty) {
432 	if(!pt_tty[minor(dev)]) {
433 		tp = pt_tty[minor(dev)] = ttymalloc();
435 		tp = pt_tty[minor(dev)];
450 		pti = &pt_ioctl[minor(dev)];
463 ptcclose(dev_t dev, __unused int flags, __unused int fmt, __unused proc_t p)
465 	struct tty *tp = pt_tty[minor(dev)];
493 ptcread(dev_t dev, struct uio *uio, int flag)
495 	struct tty *tp = pt_tty[minor(dev)];
496 	struct pt_ioctl *pti = &pt_ioctl[minor(dev)];
589 ptcselect(dev_t dev, int rw, void *wql, struct proc *p)
591 	struct tty *tp = pt_tty[minor(dev)];
592 	struct pt_ioctl *pti = &pt_ioctl[minor(dev)];
654 ptcwrite(dev_t dev, struct uio *uio, int flag)
656 	struct tty *tp = pt_tty[minor(dev)];
661 	struct pt_ioctl *pti = &pt_ioctl[minor(dev)];
770 ptyioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
772 	struct tty *tp = pt_tty[minor(dev)];
773 	struct pt_ioctl *pti = &pt_ioctl[minor(dev)];
805 	if (cdevsw[major(dev)].d_open == ptcopen)
897 			snprintf(data, 128, "/dev/tty%c%x",
898 				START_CHAR + (minor(dev) / HEX_BASE),
899 				minor(dev) % HEX_BASE);