i386/linux/linux-2.3.21/include/net/irda/ircomm_tty.h

   1 /*********************************************************************
   2  *
   3  * Filename:      ircomm_tty.h
   4  * Version:
   5  * Description:
   6  * Status:        Experimental.
   7  * Author:        Dag Brattli <dagb@cs.uit.no>
   8  * Created at:    Sun Jun  6 23:24:22 1999
   9  * Modified at:   Tue Aug 31 10:22:02 1999
  10  * Modified by:   Dag Brattli <dagb@cs.uit.no>
  11  *
  12  *     Copyright (c) 1999 Dag Brattli, All Rights Reserved.
  13  *
  14  *     This program is free software; you can redistribute it and/or
  15  *     modify it under the terms of the GNU General Public License as
  16  *     published by the Free Software Foundation; either version 2 of
  17  *     the License, or (at your option) any later version.
  18  *
  19  *     This program is distributed in the hope that it will be useful,
  20  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  22  *     GNU General Public License for more details.
  23  *
  24  *     You should have received a copy of the GNU General Public License
  25  *     along with this program; if not, write to the Free Software
  26  *     Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  27  *     MA 02111-1307 USA
  28  *
  29  ********************************************************************/
  30
  31 #ifndef IRCOMM_TTY_H
  32 #define IRCOMM_TTY_H
  33
  34 #include <linux/serial.h>
  35
  36 #include <net/irda/irias_object.h>
  37 #include <net/irda/ircomm_core.h>
  38 #include <net/irda/ircomm_param.h>
  39
  40 #define IRCOMM_TTY_PORTS 32
  41 #define IRCOMM_TTY_MAGIC 0x3432
  42 #define IRCOMM_TTY_MAJOR 161
  43 #define IRCOMM_TTY_MINOR 0
  44
  45 /*
  46  * IrCOMM TTY driver state
  47  */
  48 struct ircomm_tty_cb {
  49         QUEUE   queue;
  50         magic_t magic;
  51
  52         int state;
  53
  54         struct tty_struct *tty;
  55         struct ircomm_cb *ircomm;
  56
  57         struct sk_buff_head tx_queue;  /* Frames to be transmitted */
  58         struct sk_buff *tx_skb;
  59         struct sk_buff *ctrl_skb;
  60
  61         /* Parameters */
  62         struct ircomm_params session;
  63
  64         __u8 service_type;
  65
  66         int line;
  67         int flags;
  68
  69         __u8 dlsap_sel;
  70         __u8 slsap_sel;
  71
  72         __u32 saddr;
  73         __u32 daddr;
  74
  75         __u32 max_data_size;
  76         __u32 max_header_size;
  77
  78         struct ias_object* obj;
  79         int skey;
  80         int ckey;
  81
  82         struct termios    normal_termios;
  83         struct termios    callout_termios;
  84
  85         wait_queue_head_t open_wait;
  86         wait_queue_head_t close_wait;
  87         struct timer_list watchdog_timer;
  88         struct tq_struct  tqueue;
  89
  90         unsigned short    close_delay;
  91         unsigned short    closing_wait; /* time to wait before closing */
  92
  93         long pgrp;              /* pgrp of opening process */
  94         int  open_count;
  95         int  blocked_open;      /* # of blocked opens */
  96 };
  97
  98 void ircomm_tty_start(struct tty_struct *tty);
  99 void ircomm_tty_stop(struct tty_struct *tty);
 100 void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self);
 101
 102 extern void ircomm_tty_change_speed(struct ircomm_tty_cb *self);
 103 extern int ircomm_tty_ioctl(struct tty_struct *tty, struct file *file,
 104                             unsigned int cmd, unsigned long arg);
 105 extern void ircomm_tty_set_termios(struct tty_struct *tty,
 106                                    struct termios *old_termios);
 107 extern hashbin_t *ircomm_tty;
 108
 109 #endif
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