include/linux/tty_driver.h

442 struct tty_operations {  struct
443 	struct tty_struct * (*lookup)(struct tty_driver *driver,
445 	int  (*install)(struct tty_driver *driver, struct tty_struct *tty);
446 	void (*remove)(struct tty_driver *driver, struct tty_struct *tty);
447 	int  (*open)(struct tty_struct * tty, struct file * filp);
448 	void (*close)(struct tty_struct * tty, struct file * filp);
449 	void (*shutdown)(struct tty_struct *tty);
450 	void (*cleanup)(struct tty_struct *tty);
451 	ssize_t (*write)(struct tty_struct *tty, const u8 *buf, size_t count);
452 	int  (*put_char)(struct tty_struct *tty, u8 ch);
453 	void (*flush_chars)(struct tty_struct *tty);
454 	unsigned int (*write_room)(struct tty_struct *tty);
455 	unsigned int (*chars_in_buffer)(struct tty_struct *tty);
456 	int  (*ioctl)(struct tty_struct *tty,
458 	long (*compat_ioctl)(struct tty_struct *tty,
460 	void (*set_termios)(struct tty_struct *tty, const struct ktermios *old);
461 	void (*throttle)(struct tty_struct * tty);
462 	void (*unthrottle)(struct tty_struct * tty);
463 	void (*stop)(struct tty_struct *tty);
464 	void (*start)(struct tty_struct *tty);
465 	void (*hangup)(struct tty_struct *tty);
466 	int (*break_ctl)(struct tty_struct *tty, int state);
467 	void (*flush_buffer)(struct tty_struct *tty);
468 	int (*ldisc_ok)(struct tty_struct *tty, int ldisc);
469 	void (*set_ldisc)(struct tty_struct *tty);
470 	void (*wait_until_sent)(struct tty_struct *tty, int timeout);
471 	void (*send_xchar)(struct tty_struct *tty, u8 ch);
472 	int (*tiocmget)(struct tty_struct *tty);
473 	int (*tiocmset)(struct tty_struct *tty,
475 	int (*resize)(struct tty_struct *tty, struct winsize *ws);
476 	int (*get_icount)(struct tty_struct *tty,
478 	int  (*get_serial)(struct tty_struct *tty, struct serial_struct *p);
479 	int  (*set_serial)(struct tty_struct *tty, struct serial_struct *p);
480 	void (*show_fdinfo)(struct tty_struct *tty, struct seq_file *m);
482 	int (*poll_init)(struct tty_driver *driver, int line, char *options);
483 	int (*poll_get_char)(struct tty_driver *driver, int line);
484 	void (*poll_put_char)(struct tty_driver *driver, int line, char ch);
486 	int (*proc_show)(struct seq_file *m, void *driver);