2 * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
6 #ifndef __CHAN_KERN_H__
7 #define __CHAN_KERN_H__
10 #include "linux/list.h"
11 #include "linux/console.h"
12 #include "chan_user.h"
16 struct list_head list;
18 unsigned int primary:1;
20 unsigned int output:1;
21 unsigned int opened:1;
27 extern void chan_interrupt(struct list_head *chans, struct work_struct *task,
28 struct tty_struct *tty, int irq);
29 extern int parse_chan_pair(char *str, struct list_head *chans, int device,
30 struct chan_opts *opts);
31 extern int open_chan(struct list_head *chans);
32 extern int write_chan(struct list_head *chans, const char *buf, int len,
34 extern int console_write_chan(struct list_head *chans, const char *buf,
36 extern int console_open_chan(struct line *line, struct console *co,
37 struct chan_opts *opts);
38 extern void close_chan(struct list_head *chans);
39 extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty);
40 extern void enable_chan(struct list_head *chans, struct tty_struct *tty);
41 extern int chan_window_size(struct list_head *chans,
42 unsigned short *rows_out,
43 unsigned short *cols_out);
44 extern int chan_out_fd(struct list_head *chans);
45 extern int chan_config_string(struct list_head *chans, char *str, int size,