xref: /netbsd-src/sys/netbt/bluetooth.h (revision fad4c9f71477ae11cea2ee75ec82151ac770a534)
1 /*	$NetBSD: bluetooth.h,v 1.2 2006/06/19 22:38:55 gdamore 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 
38 /*
39  * Bluetooth Address Family Protocol Numbers
40  */
41 #define BTPROTO_HCI	1
42 #define BTPROTO_L2CAP	2
43 #define BTPROTO_RFCOMM	3
44 #define BTPROTO_SCO	4
45 
46 /* All sizes are in bytes */
47 #define BLUETOOTH_BDADDR_SIZE	6
48 
49 /*
50  * Bluetooth device address
51  */
52 typedef struct {
53 	uint8_t	b[BLUETOOTH_BDADDR_SIZE];
54 } __attribute__ ((packed)) bdaddr_t;
55 
56 /*
57  * bdaddr utility functions
58  */
59 static __inline int __unused
60 bdaddr_same(const bdaddr_t *a, const bdaddr_t *b)
61 {
62 
63 	return (a->b[0] == b->b[0] && a->b[1] == b->b[1]
64 		&& a->b[2] == b->b[2] && a->b[3] == b->b[3]
65 		&& a->b[4] == b->b[4] && a->b[5] == b->b[5]);
66 }
67 
68 static __inline int __unused
69 bdaddr_any(const bdaddr_t *a)
70 {
71 
72 	return (a->b[0] == 0 && a->b[1] == 0 && a->b[2] == 0
73 		&& a->b[3] == 0 && a->b[4] == 0 && a->b[5] == 0);
74 }
75 
76 static __inline void __unused
77 bdaddr_copy(bdaddr_t *d, const bdaddr_t *s)
78 {
79 
80 	d->b[0] = s->b[0];
81 	d->b[1] = s->b[1];
82 	d->b[2] = s->b[2];
83 	d->b[3] = s->b[3];
84 	d->b[4] = s->b[4];
85 	d->b[5] = s->b[5];
86 }
87 
88 /*
89  * Socket address used by Bluetooth protocols
90  */
91 struct sockaddr_bt {
92 	uint8_t		bt_len;
93 	sa_family_t	bt_family;
94 	bdaddr_t	bt_bdaddr;
95 	uint16_t	bt_psm;
96 	uint8_t		bt_channel;
97 	uint8_t		bt_zero[5];
98 };
99 
100 /* Note: this is actually 6 bytes including terminator */
101 #define BDADDR_ANY	((const bdaddr_t *) "\000\000\000\000\000")
102 
103 #ifdef _KERNEL
104 
105 MALLOC_DECLARE(M_BLUETOOTH);
106 
107 /*
108  * Bluetooth Protocol API callback methods
109  */
110 struct mbuf;
111 struct btproto {
112 	void (*connecting)(void *);
113 	void (*connected)(void *);
114 	void (*disconnected)(void *, int);
115 	void *(*newconn)(void *, struct sockaddr_bt *, struct sockaddr_bt *);
116 	void (*complete)(void *, int);
117 	void (*input)(void *, struct mbuf *);
118 };
119 
120 /*
121  * Debugging stuff
122  */
123 #include "opt_bluetooth.h"
124 
125 #ifdef BLUETOOTH_DEBUG
126 extern int bluetooth_debug;
127 # define DPRINTF(fmt, args...)	do {			\
128 	if (bluetooth_debug)				\
129 		printf("%s: "fmt, __func__ , ##args);	\
130 } while (/* CONSTCOND */0)
131 
132 # define DPRINTFN(n, fmt, args...)	do {		\
133 	if (bluetooth_debug > (n))			\
134 		printf("%s: "fmt, __func__ , ##args);	\
135 } while (/* CONSTCOND */0)
136 
137 # define UNKNOWN(value)			\
138 		printf("%s: %s = %d unknown!\n", __func__, #value, (value));
139 #else
140 # define DPRINTF(...)
141 # define DPRINTFN(...)
142 # define UNKNOWN(x)
143 #endif	/* BLUETOOTH_DEBUG */
144 
145 #endif	/* _KERNEL */
146 
147 #endif	/* _NETBT_BLUETOOTH_H_ */
148