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/*********************************************************************
*
* Filename: discovery.h
* Version:
* Description:
* Status: Experimental.
* Author: Dag Brattli <dagb@cs.uit.no>
* Created at: Tue Apr 6 16:53:53 1999
* Modified at: Thu Apr 22 11:04:56 1999
* Modified by: Dag Brattli <dagb@cs.uit.no>
*
* Copyright (c) 1999 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 DISCOVERY_H
#define DISCOVERY_H
#include <asm/param.h>
#include <net/irda/irda.h>
#include <net/irda/irqueue.h>
#define DISCOVERY_EXPIRE_TIMEOUT 6*HZ
#define DISCOVERY_DEFAULT_SLOTS 0
/*
* The DISCOVERY structure is used for both discovery requests and responses
*/
typedef struct {
QUEUE queue; /* Must be first! */
__u32 saddr; /* Which link the device was discovered */
__u32 daddr; /* Remote device address */
LAP_REASON condition; /* More info about the discovery */
__u16_host_order hints; /* Discovery hint bits */
__u8 charset;
char info[32]; /* Usually the name of the device */
__u8 info_len; /* Length of device info field */
int gen_addr_bit; /* Need to generate a new device address? */
int nslots; /* Number of slots to use when discovering */
int timestamp; /* Time discovered */
} discovery_t;
void irlmp_add_discovery(hashbin_t *cachelog, discovery_t *discovery);
void irlmp_add_discovery_log(hashbin_t *cachelog, hashbin_t *log);
void irlmp_expire_discoveries(hashbin_t *log, int saddr, int force);
#endif
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