/* * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com) * Licensed under the GPL */ #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 reactivate_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