[mirror_ubuntu-zesty-kernel.git] / include / net / irda / ircomm_tty.h

/*********************************************************************
 *                
 * Filename:      ircomm_tty.h
 * Version:       
 * Description:   
 * Status:        Experimental.
 * Author:        Dag Brattli <dagb@cs.uit.no>
 * Created at:    Sun Jun  6 23:24:22 1999
 * Modified at:   Fri Jan 28 13:16:57 2000
 * Modified by:   Dag Brattli <dagb@cs.uit.no>
 * 
 *     Copyright (c) 1999-2000 Dag Brattli, All Rights Reserved.
 *     
 *     This program is free software; you can redistribute it and/or 
 *     modify it under the terms of the GNU General Public License as 
 *     published by the Free Software Foundation; either version 2 of 
 *     the License, or (at your option) any later version.
 * 
 *     This program is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *     GNU General Public License for more details.
 * 
 *     You should have received a copy of the GNU General Public License 
 *     along with this program; if not, write to the Free Software 
 *     Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
 *     MA 02111-1307 USA
 *     
 ********************************************************************/

#ifndef IRCOMM_TTY_H
#define IRCOMM_TTY_H

#include <linux/serial.h>
#include <linux/termios.h>
#include <linux/timer.h>
#include <linux/tty.h>		/* struct tty_struct */

#include <net/irda/irias_object.h>
#include <net/irda/ircomm_core.h>
#include <net/irda/ircomm_param.h>

#define IRCOMM_TTY_PORTS 32
#define IRCOMM_TTY_MAGIC 0x3432
#define IRCOMM_TTY_MAJOR 161
#define IRCOMM_TTY_MINOR 0

/* This is used as an initial value to max_header_size before the proper
 * value is filled in (5 for ttp, 4 for lmp). This allow us to detect
 * the state of the underlying connection. - Jean II */
#define IRCOMM_TTY_HDR_UNINITIALISED	16
/* Same for payload size. See qos.c for the smallest max data size */
#define IRCOMM_TTY_DATA_UNINITIALISED	(64 - IRCOMM_TTY_HDR_UNINITIALISED)

/*
 * IrCOMM TTY driver state
 */
struct ircomm_tty_cb {
	irda_queue_t queue;            /* Must be first */
	struct tty_port port;
	magic_t magic;

	int state;                /* Connect state */

	struct ircomm_cb *ircomm; /* IrCOMM layer instance */

	struct sk_buff *tx_skb;   /* Transmit buffer */
	struct sk_buff *ctrl_skb; /* Control data buffer */

	/* Parameters */
	struct ircomm_params settings;

	__u8 service_type;        /* The service that we support */
	int client;               /* True if we are a client */
	LOCAL_FLOW flow;          /* IrTTP flow status */

	int line;

	__u8 dlsap_sel;
	__u8 slsap_sel;

	__u32 saddr;
	__u32 daddr;

	__u32 max_data_size;   /* Max data we can transmit in one packet */
	__u32 max_header_size; /* The amount of header space we must reserve */
	__u32 tx_data_size;	/* Max data size of current tx_skb */

	struct iriap_cb *iriap; /* Instance used for querying remote IAS */
	struct ias_object* obj;
	void *skey;
	void *ckey;

	struct timer_list watchdog_timer;
	struct work_struct  tqueue;

	/* Protect concurent access to :
	 *	o self->ctrl_skb
	 *	o self->tx_skb
	 * Maybe other things may gain to be protected as well...
	 * Jean II */
	spinlock_t spinlock;
};

void ircomm_tty_start(struct tty_struct *tty);
void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self);

extern int ircomm_tty_tiocmget(struct tty_struct *tty);
extern int ircomm_tty_tiocmset(struct tty_struct *tty,
			       unsigned int set, unsigned int clear);
extern int ircomm_tty_ioctl(struct tty_struct *tty, 
			    unsigned int cmd, unsigned long arg);
extern void ircomm_tty_set_termios(struct tty_struct *tty, 
				   struct ktermios *old_termios);

#endif
Commit	Line	Data
1da177e4 LT	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: Fri Jan 28 13:16:57 2000
	10	* Modified by: Dag Brattli <dagb@cs.uit.no>
	11	*
	12	* Copyright (c) 1999-2000 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	#include <linux/termios.h>
	36	#include <linux/timer.h>
	37	#include <linux/tty.h> /* struct tty_struct */
	38
	39	#include <net/irda/irias_object.h>
	40	#include <net/irda/ircomm_core.h>
	41	#include <net/irda/ircomm_param.h>
	42
	43	#define IRCOMM_TTY_PORTS 32
	44	#define IRCOMM_TTY_MAGIC 0x3432
	45	#define IRCOMM_TTY_MAJOR 161
	46	#define IRCOMM_TTY_MINOR 0
	47
	48	/* This is used as an initial value to max_header_size before the proper
	49	* value is filled in (5 for ttp, 4 for lmp). This allow us to detect
	50	* the state of the underlying connection. - Jean II */
	51	#define IRCOMM_TTY_HDR_UNINITIALISED 16
	52	/* Same for payload size. See qos.c for the smallest max data size */
	53	#define IRCOMM_TTY_DATA_UNINITIALISED (64 - IRCOMM_TTY_HDR_UNINITIALISED)
	54
1da177e4 LT	55	/*
	56	* IrCOMM TTY driver state
	57	*/
	58	struct ircomm_tty_cb {
	59	irda_queue_t queue; /* Must be first */
a3cc9fcf	60	struct tty_port port;
1da177e4 LT	61	magic_t magic;
	62
	63	int state; /* Connect state */
	64
1da177e4 LT	65	struct ircomm_cb ircomm; / IrCOMM layer instance */
	66
	67	struct sk_buff tx_skb; / Transmit buffer */
	68	struct sk_buff ctrl_skb; / Control data buffer */
	69
	70	/* Parameters */
	71	struct ircomm_params settings;
	72
	73	__u8 service_type; /* The service that we support */
	74	int client; /* True if we are a client */
	75	LOCAL_FLOW flow; /* IrTTP flow status */
	76
	77	int line;
1da177e4 LT	78
	79	__u8 dlsap_sel;
	80	__u8 slsap_sel;
	81
	82	__u32 saddr;
	83	__u32 daddr;
	84
	85	__u32 max_data_size; /* Max data we can transmit in one packet */
	86	__u32 max_header_size; /* The amount of header space we must reserve */
	87	__u32 tx_data_size; /* Max data size of current tx_skb */
	88
	89	struct iriap_cb iriap; / Instance used for querying remote IAS */
	90	struct ias_object* obj;
	91	void *skey;
	92	void *ckey;
	93
1da177e4 LT	94	struct timer_list watchdog_timer;
	95	struct work_struct tqueue;
	96
1da177e4	97	/* Protect concurent access to :
1da177e4 LT	98	* o self->ctrl_skb
	99	* o self->tx_skb
	100	* Maybe other things may gain to be protected as well...
	101	* Jean II */
	102	spinlock_t spinlock;
	103	};
	104
	105	void ircomm_tty_start(struct tty_struct *tty);
	106	void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self);
	107
60b33c13	108	extern int ircomm_tty_tiocmget(struct tty_struct *tty);
20b9d177	109	extern int ircomm_tty_tiocmset(struct tty_struct *tty,
1da177e4	110	unsigned int set, unsigned int clear);
6caa76b7	111	extern int ircomm_tty_ioctl(struct tty_struct *tty,
1da177e4 LT	112	unsigned int cmd, unsigned long arg);
1da177e4 LT	113	extern void ircomm_tty_set_termios(struct tty_struct *tty,
edc6afc5	114	struct ktermios *old_termios);
1da177e4 LT	115
	116	#endif
	117
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