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/*********************************************************************

 *

 * Filename:      iriap.h

 * Version:       0.5

 * Description:   Information Access Protocol (IAP)

 * Status:        Experimental.

 * Author:        Dag Brattli <dagb@cs.uit.no>

 * Created at:    Thu Aug 21 00:02:07 1997

 * Modified at:   Sat Dec 25 16:42:09 1999

 * Modified by:   Dag Brattli <dagb@cs.uit.no>

 *

 *     Copyright (c) 1997-1999 Dag Brattli <dagb@cs.uit.no>,

 *     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.

 *

 *     Neither Dag Brattli nor University of Tromsų admit liability nor

 *     provide warranty for any of this software. This material is

 *     provided "AS-IS" and at no charge.

 *

 ********************************************************************/

#ifndef IRIAP_H

#define IRIAP_H

#include <linux/types.h>

#include <linux/skbuff.h>

#include <net/irda/qos.h>

#include <net/irda/iriap_event.h>

#include <net/irda/irias_object.h>

#include <net/irda/irqueue.h>

#include <net/irda/timer.h>

#define IAP_LST 0x80

#define IAP_ACK 0x40

#define IAS_SERVER 0

#define IAS_CLIENT 1

/* IrIAP Op-codes */

#define GET_INFO_BASE      0x01

#define GET_OBJECTS        0x02

#define GET_VALUE          0x03

#define GET_VALUE_BY_CLASS 0x04

#define GET_OBJECT_INFO    0x05

#define GET_ATTRIB_NAMES   0x06

#define IAS_SUCCESS        0

#define IAS_CLASS_UNKNOWN  1

#define IAS_ATTRIB_UNKNOWN 2

#define IAS_DISCONNECT     10

typedef void (*CONFIRM_CALLBACK)(int result, __u16 obj_id,

                                 struct ias_value *value, void *priv);

struct iriap_cb {

        irda_queue_t q; /* Must be first */

        magic_t magic;  /* Magic cookie */

        int          mode;   /* Client or server */

        __u32        saddr;

        __u32        daddr;

        __u8         operation;

        struct sk_buff *skb;

        struct lsap_cb *lsap;

        __u8 slsap_sel;

        /* Client states */

        IRIAP_STATE client_state;

        IRIAP_STATE call_state;

        /* Server states */

        IRIAP_STATE server_state;

        IRIAP_STATE r_connect_state;

        CONFIRM_CALLBACK confirm;

        void *priv;                /* Used to identify client */

        __u8 max_header_size;

        __u32 max_data_size;

        struct timer_list watchdog_timer;

};

int  iriap_init(void);

void iriap_cleanup(void);

struct iriap_cb *iriap_open(__u8 slsap_sel, int mode, void *priv,

                            CONFIRM_CALLBACK callback);

void iriap_close(struct iriap_cb *self);

int iriap_getvaluebyclass_request(struct iriap_cb *self,

                                  __u32 saddr, __u32 daddr,

                                  char *name, char *attr);

void iriap_getvaluebyclass_confirm(struct iriap_cb *self, struct sk_buff *skb);

void iriap_connect_request(struct iriap_cb *self);

void iriap_send_ack( struct iriap_cb *self);

void iriap_call_indication(struct iriap_cb *self, struct sk_buff *skb);

void iriap_register_server(void);

void iriap_watchdog_timer_expired(void *data);

static inline void iriap_start_watchdog_timer(struct iriap_cb *self,

                                              int timeout)

{

        irda_start_timer(&self->watchdog_timer, timeout, self,

                         iriap_watchdog_timer_expired);

}

#endif