49 строки
1.4 KiB
C
49 строки
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com)
|
|
*/
|
|
|
|
#ifndef __CHAN_KERN_H__
|
|
#define __CHAN_KERN_H__
|
|
|
|
#include <linux/tty.h>
|
|
#include <linux/list.h>
|
|
#include <linux/console.h>
|
|
#include "chan_user.h"
|
|
#include "line.h"
|
|
|
|
struct chan {
|
|
struct list_head list;
|
|
struct list_head free_list;
|
|
struct line *line;
|
|
char *dev;
|
|
unsigned int primary:1;
|
|
unsigned int input:1;
|
|
unsigned int output:1;
|
|
unsigned int opened:1;
|
|
unsigned int enabled:1;
|
|
int fd;
|
|
const struct chan_ops *ops;
|
|
void *data;
|
|
};
|
|
|
|
extern void chan_interrupt(struct line *line, int irq);
|
|
extern int parse_chan_pair(char *str, struct line *line, int device,
|
|
const struct chan_opts *opts, char **error_out);
|
|
extern int write_chan(struct chan *chan, const char *buf, int len,
|
|
int write_irq);
|
|
extern int console_write_chan(struct chan *chan, const char *buf,
|
|
int len);
|
|
extern int console_open_chan(struct line *line, struct console *co);
|
|
extern void deactivate_chan(struct chan *chan, int irq);
|
|
extern void chan_enable_winch(struct chan *chan, struct tty_port *port);
|
|
extern int enable_chan(struct line *line);
|
|
extern void close_chan(struct line *line);
|
|
extern int chan_window_size(struct line *line,
|
|
unsigned short *rows_out,
|
|
unsigned short *cols_out);
|
|
extern int chan_config_string(struct line *line, char *str, int size,
|
|
char **error_out);
|
|
|
|
#endif
|