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gerrit-public.fairphone.software / kernel / msm / 1f9298f96082692bdfe73af6fc2167f627f21647 / . / include / net / irda / irlap_event.h
blob: 2ae2e119ef4bf6334ea6c6bd38ea46d9489bd75c [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]1/*********************************************************************
2 *
3 *
4 * Filename: irlap_event.h
5 * Version: 0.1
6 * Description:
7 * Status: Experimental.
8 * Author: Dag Brattli <dagb@cs.uit.no>
9 * Created at: Sat Aug 16 00:59:29 1997
10 * Modified at: Tue Dec 21 11:20:30 1999
11 * Modified by: Dag Brattli <dagb@cs.uit.no>
12 *
13 * Copyright (c) 1998-1999 Dag Brattli <dagb@cs.uit.no>,
14 * All Rights Reserved.
15 * Copyright (c) 2000-2002 Jean Tourrilhes <jt@hpl.hp.com>
16 *
17 * This program is free software; you can redistribute it and/or
18 * modify it under the terms of the GNU General Public License as
19 * published by the Free Software Foundation; either version 2 of
20 * the License, or (at your option) any later version.
21 *
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
26 *
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 * MA 02111-1307 USA
31 *
32 ********************************************************************/
33
34#ifndef IRLAP_EVENT_H
35#define IRLAP_EVENT_H
36
37#include <net/irda/irda.h>
38
39/* A few forward declarations (to make compiler happy) */
40struct irlap_cb;
41struct irlap_info;
42
43/* IrLAP States */
44typedef enum {
45 LAP_NDM, /* Normal disconnected mode */
46 LAP_QUERY,
47 LAP_REPLY,
48 LAP_CONN, /* Connect indication */
49 LAP_SETUP, /* Setting up connection */
50 LAP_OFFLINE, /* A really boring state */
51 LAP_XMIT_P,
52 LAP_PCLOSE,
53 LAP_NRM_P, /* Normal response mode as primary */
54 LAP_RESET_WAIT,
55 LAP_RESET,
56 LAP_NRM_S, /* Normal response mode as secondary */
57 LAP_XMIT_S,
58 LAP_SCLOSE,
59 LAP_RESET_CHECK,
60} IRLAP_STATE;
61
62/* IrLAP Events */
63typedef enum {
64 /* Services events */
65 DISCOVERY_REQUEST,
66 CONNECT_REQUEST,
67 CONNECT_RESPONSE,
68 DISCONNECT_REQUEST,
69 DATA_REQUEST,
70 RESET_REQUEST,
71 RESET_RESPONSE,
72
73 /* Send events */
74 SEND_I_CMD,
75 SEND_UI_FRAME,
76
77 /* Receive events */
78 RECV_DISCOVERY_XID_CMD,
79 RECV_DISCOVERY_XID_RSP,
80 RECV_SNRM_CMD,
81 RECV_TEST_CMD,
82 RECV_TEST_RSP,
83 RECV_UA_RSP,
84 RECV_DM_RSP,
85 RECV_RD_RSP,
86 RECV_I_CMD,
87 RECV_I_RSP,
88 RECV_UI_FRAME,
89 RECV_FRMR_RSP,
90 RECV_RR_CMD,
91 RECV_RR_RSP,
92 RECV_RNR_CMD,
93 RECV_RNR_RSP,
94 RECV_REJ_CMD,
95 RECV_REJ_RSP,
96 RECV_SREJ_CMD,
97 RECV_SREJ_RSP,
98 RECV_DISC_CMD,
99
100 /* Timer events */
101 SLOT_TIMER_EXPIRED,
102 QUERY_TIMER_EXPIRED,
103 FINAL_TIMER_EXPIRED,
104 POLL_TIMER_EXPIRED,
105 DISCOVERY_TIMER_EXPIRED,
106 WD_TIMER_EXPIRED,
107 BACKOFF_TIMER_EXPIRED,
108 MEDIA_BUSY_TIMER_EXPIRED,
109} IRLAP_EVENT;
110
111/*
112 * Disconnect reason code
113 */
114typedef enum { /* FIXME check the two first reason codes */
115 LAP_DISC_INDICATION=1, /* Received a disconnect request from peer */
116 LAP_NO_RESPONSE, /* To many retransmits without response */
117 LAP_RESET_INDICATION, /* To many retransmits, or invalid nr/ns */
118 LAP_FOUND_NONE, /* No devices were discovered */
119 LAP_MEDIA_BUSY,
120 LAP_PRIMARY_CONFLICT,
121} LAP_REASON;
122
123extern const char *irlap_state[];
124
125void irlap_do_event(struct irlap_cb *self, IRLAP_EVENT event,
126 struct sk_buff *skb, struct irlap_info *info);
127void irlap_print_event(IRLAP_EVENT event);
128
129extern int irlap_qos_negotiate(struct irlap_cb *self, struct sk_buff *skb);
130
131#endif