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/*********************************************************************
*
* Filename: irlmp_event.h
* Version: 0.1
* Description: IrDA-LMP event handling
* Status: Experimental.
* Author: Dag Brattli <dagb@cs.uit.no>
* Created at: Mon Aug 4 20:40:53 1997
* Modified at: Thu Jul 8 12:18:54 1999
* Modified by: Dag Brattli <dagb@cs.uit.no>
*
* Copyright (c) 1997, 1999 Dag Brattli <dagb@cs.uit.no>,
* All Rights Reserved.
* Copyright (c) 2000-2001 Jean Tourrilhes <jt@hpl.hp.com>
*
* 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 IRLMP_EVENT_H
#define IRLMP_EVENT_H
struct irlmp_cb;
struct lsap_cb;
struct lap_cb;
/* LAP states */
typedef enum {
/* IrLAP connection control states */
LAP_STANDBY, /* No LAP connection */
LAP_U_CONNECT, /* Starting LAP connection */
LAP_ACTIVE, /* LAP connection is active */
} IRLMP_STATE;
/* LSAP connection control states */
typedef enum {
LSAP_DISCONNECTED, /* No LSAP connection */
LSAP_CONNECT, /* Connect indication from peer */
LSAP_CONNECT_PEND, /* Connect request from service user */
LSAP_DATA_TRANSFER_READY, /* LSAP connection established */
LSAP_SETUP, /* Trying to set up LSAP connection */
LSAP_SETUP_PEND, /* Request to start LAP connection */
} LSAP_STATE;
typedef enum {
/* LSAP events */
LM_CONNECT_REQUEST,
LM_CONNECT_CONFIRM,
LM_CONNECT_RESPONSE,
LM_CONNECT_INDICATION,
LM_DISCONNECT_INDICATION,
LM_DISCONNECT_REQUEST,
LM_DATA_REQUEST,
LM_UDATA_REQUEST,
LM_DATA_INDICATION,
LM_UDATA_INDICATION,
LM_WATCHDOG_TIMEOUT,
/* IrLAP events */
LM_LAP_CONNECT_REQUEST,
LM_LAP_CONNECT_INDICATION,
LM_LAP_CONNECT_CONFIRM,
LM_LAP_DISCONNECT_INDICATION,
LM_LAP_DISCONNECT_REQUEST,
LM_LAP_DISCOVERY_REQUEST,
LM_LAP_DISCOVERY_CONFIRM,
LM_LAP_IDLE_TIMEOUT,
} IRLMP_EVENT;
/*
* Information which is used by the current thread, when executing in the
* state machine.
*/
struct irlmp_event {
IRLMP_EVENT *event;
struct sk_buff *skb;
__u8 hint;
__u32 daddr;
__u32 saddr;
__u8 slsap;
__u8 dlsap;
int reason;
discovery_t *discovery;
};
extern const char *irlmp_state[];
extern const char *irlsap_state[];
void irlmp_watchdog_timer_expired(void *data);
void irlmp_discovery_timer_expired(void *data);
void irlmp_idle_timer_expired(void *data);
void irlmp_do_lap_event(struct lap_cb *self, IRLMP_EVENT event,
struct sk_buff *skb);
int irlmp_do_lsap_event(struct lsap_cb *self, IRLMP_EVENT event,
struct sk_buff *skb);
#endif /* IRLMP_EVENT_H */
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