1/* $NetBSD: bluetooth.h,v 1.12 2014/05/18 14:46:16 rmind Exp $ */
2
3/*-
4 * Copyright (c) 2005 Iain Hibbert.
5 * Copyright (c) 2006 Itronix Inc.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. The name of Itronix Inc. may not be used to endorse
17 * or promote products derived from this software without specific
18 * prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
24 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
27 * ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#ifndef _NETBT_BLUETOOTH_H_
34#define _NETBT_BLUETOOTH_H_
35
36#include <sys/socket.h>
37#include <sys/types.h>
38
39/*
40 * Bluetooth Address Family Protocol Numbers
41 */
42#define BTPROTO_HCI 1
43#define BTPROTO_L2CAP 2
44#define BTPROTO_RFCOMM 3
45#define BTPROTO_SCO 4
46
47/* All sizes are in bytes */
48#define BLUETOOTH_BDADDR_SIZE 6
49
50/*
51 * Bluetooth device address
52 */
53typedef struct {
54 uint8_t b[BLUETOOTH_BDADDR_SIZE];
55} __packed bdaddr_t;
56
57/*
58 * bdaddr utility functions
59 */
60static __inline int
61bdaddr_same(const bdaddr_t *a, const bdaddr_t *b)
62{
63
64 return (a->b[0] == b->b[0] && a->b[1] == b->b[1]
65 && a->b[2] == b->b[2] && a->b[3] == b->b[3]
66 && a->b[4] == b->b[4] && a->b[5] == b->b[5]);
67}
68
69static __inline int
70bdaddr_any(const bdaddr_t *a)
71{
72
73 return (a->b[0] == 0 && a->b[1] == 0 && a->b[2] == 0
74 && a->b[3] == 0 && a->b[4] == 0 && a->b[5] == 0);
75}
76
77static __inline void
78bdaddr_copy(bdaddr_t *d, const bdaddr_t *s)
79{
80
81 d->b[0] = s->b[0];
82 d->b[1] = s->b[1];
83 d->b[2] = s->b[2];
84 d->b[3] = s->b[3];
85 d->b[4] = s->b[4];
86 d->b[5] = s->b[5];
87}
88
89/*
90 * Socket address used by Bluetooth protocols
91 */
92struct sockaddr_bt {
93 uint8_t bt_len;
94 sa_family_t bt_family;
95 bdaddr_t bt_bdaddr;
96 uint16_t bt_psm;
97 uint8_t bt_channel;
98 uint8_t bt_zero[5];
99};
100
101/* Note: this is actually 6 bytes including terminator */
102#define BDADDR_ANY ((const bdaddr_t *) "\000\000\000\000\000")
103
104#ifdef _KERNEL
105
106#include <sys/protosw.h>
107
108#include <sys/mallocvar.h>
109MALLOC_DECLARE(M_BLUETOOTH);
110
111/*
112 * Bluetooth Protocol API callback methods
113 */
114struct mbuf;
115struct btproto {
116 void (*connecting)(void *);
117 void (*connected)(void *);
118 void (*disconnected)(void *, int);
119 void *(*newconn)(void *, struct sockaddr_bt *, struct sockaddr_bt *);
120 void (*complete)(void *, int);
121 void (*linkmode)(void *, int);
122 void (*input)(void *, struct mbuf *);
123};
124
125extern const struct pr_usrreqs hci_usrreqs;
126extern const struct pr_usrreqs sco_usrreqs;
127extern const struct pr_usrreqs l2cap_usrreqs;
128extern const struct pr_usrreqs rfcomm_usrreqs;
129
130extern kmutex_t *bt_lock;
131
132/*
133 * Debugging stuff
134 */
135#ifdef BLUETOOTH_DEBUG
136extern int bluetooth_debug;
137# define DPRINTF(...) do { \
138 if (bluetooth_debug) { \
139 printf("%s: ", __func__); \
140 printf(__VA_ARGS__); \
141 } \
142} while (/* CONSTCOND */0)
143
144# define DPRINTFN(n, ...) do { \
145 if (bluetooth_debug > (n)) { \
146 printf("%s: ", __func__); \
147 printf(__VA_ARGS__); \
148 } \
149} while (/* CONSTCOND */0)
150
151# define UNKNOWN(value) \
152 printf("%s: %s = %d unknown!\n", __func__, #value, (value));
153#else
154# define DPRINTF(...) ((void)0)
155# define DPRINTFN(...) ((void)0)
156# define UNKNOWN(x) ((void)0)
157#endif /* BLUETOOTH_DEBUG */
158
159#endif /* _KERNEL */
160
161#endif /* _NETBT_BLUETOOTH_H_ */
162