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irlmp_event.h
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1 /*********************************************************************
2  *
3  * Filename: irlmp_event.h
4  * Version: 0.1
5  * Description: IrDA-LMP event handling
6  * Status: Experimental.
7  * Author: Dag Brattli <[email protected]>
8  * Created at: Mon Aug 4 20:40:53 1997
9  * Modified at: Thu Jul 8 12:18:54 1999
10  * Modified by: Dag Brattli <[email protected]>
11  *
12  * Copyright (c) 1997, 1999 Dag Brattli <[email protected]>,
13  * All Rights Reserved.
14  * Copyright (c) 2000-2002 Jean Tourrilhes <[email protected]>
15  *
16  * This program is free software; you can redistribute it and/or
17  * modify it under the terms of the GNU General Public License as
18  * published by the Free Software Foundation; either version 2 of
19  * the License, or (at your option) any later version.
20  *
21  * Neither Dag Brattli nor University of Tromsø admit liability nor
22  * provide warranty for any of this software. This material is
23  * provided "AS-IS" and at no charge.
24  *
25  ********************************************************************/
26 
27 #ifndef IRLMP_EVENT_H
28 #define IRLMP_EVENT_H
29 
30 /* A few forward declarations (to make compiler happy) */
31 struct irlmp_cb;
32 struct lsap_cb;
33 struct lap_cb;
34 struct discovery_t;
35 
36 /* LAP states */
37 typedef enum {
38  /* IrLAP connection control states */
39  LAP_STANDBY, /* No LAP connection */
40  LAP_U_CONNECT, /* Starting LAP connection */
41  LAP_ACTIVE, /* LAP connection is active */
42 } IRLMP_STATE;
43 
44 /* LSAP connection control states */
45 typedef enum {
46  LSAP_DISCONNECTED, /* No LSAP connection */
47  LSAP_CONNECT, /* Connect indication from peer */
48  LSAP_CONNECT_PEND, /* Connect request from service user */
49  LSAP_DATA_TRANSFER_READY, /* LSAP connection established */
50  LSAP_SETUP, /* Trying to set up LSAP connection */
51  LSAP_SETUP_PEND, /* Request to start LAP connection */
52 } LSAP_STATE;
53 
54 typedef enum {
55  /* LSAP events */
56  LM_CONNECT_REQUEST,
57  LM_CONNECT_CONFIRM,
58  LM_CONNECT_RESPONSE,
59  LM_CONNECT_INDICATION,
60 
61  LM_DISCONNECT_INDICATION,
62  LM_DISCONNECT_REQUEST,
63 
64  LM_DATA_REQUEST,
65  LM_UDATA_REQUEST,
66  LM_DATA_INDICATION,
67  LM_UDATA_INDICATION,
68 
69  LM_WATCHDOG_TIMEOUT,
70 
71  /* IrLAP events */
72  LM_LAP_CONNECT_REQUEST,
73  LM_LAP_CONNECT_INDICATION,
74  LM_LAP_CONNECT_CONFIRM,
75  LM_LAP_DISCONNECT_INDICATION,
76  LM_LAP_DISCONNECT_REQUEST,
77  LM_LAP_DISCOVERY_REQUEST,
78  LM_LAP_DISCOVERY_CONFIRM,
79  LM_LAP_IDLE_TIMEOUT,
80 } IRLMP_EVENT;
81 
82 extern const char *const irlmp_state[];
83 extern const char *const irlsap_state[];
84 
85 void irlmp_watchdog_timer_expired(void *data);
86 void irlmp_discovery_timer_expired(void *data);
87 void irlmp_idle_timer_expired(void *data);
88 
89 void irlmp_do_lap_event(struct lap_cb *self, IRLMP_EVENT event,
90  struct sk_buff *skb);
91 int irlmp_do_lsap_event(struct lsap_cb *self, IRLMP_EVENT event,
92  struct sk_buff *skb);
93 
94 #endif /* IRLMP_EVENT_H */
95 
96 
97 
98 
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