dev.c revision 281210 
1/*
2 * dev.c
3 */
4
5/*-
6 * Copyright (c) 2009 Maksim Yevmenkin <m_evmenkin@yahoo.com>
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 *
30 * $FreeBSD: head/lib/libbluetooth/dev.c 281210 2015-04-07 16:48:23Z takawata $
31 */
32
33#define L2CAP_SOCKET_CHECKED
34#include <bluetooth.h>
35#include <stdio.h>
36#include <string.h>
37
38struct bt_devaddr_match_arg
39{
40	char		devname[HCI_DEVNAME_SIZE];
41	bdaddr_t const	*bdaddr;
42};
43
44static bt_devenum_cb_t	bt_devaddr_match;
45
46int
47bt_devaddr(char const *devname, bdaddr_t *addr)
48{
49	struct bt_devinfo	di;
50
51	strlcpy(di.devname, devname, sizeof(di.devname));
52
53	if (bt_devinfo(&di) < 0)
54		return (0);
55
56	if (addr != NULL)
57		bdaddr_copy(addr, &di.bdaddr);
58
59	return (1);
60}
61
62int
63bt_devname(char *devname, bdaddr_t const *addr)
64{
65	struct bt_devaddr_match_arg	arg;
66
67	memset(&arg, 0, sizeof(arg));
68	arg.bdaddr = addr;
69
70	if (bt_devenum(&bt_devaddr_match, &arg) < 0)
71		return (0);
72
73	if (arg.devname[0] == '\0') {
74		errno = ENXIO;
75		return (0);
76	}
77
78	if (devname != NULL)
79		strlcpy(devname, arg.devname, HCI_DEVNAME_SIZE);
80
81	return (1);
82}
83
84static int
85bt_devaddr_match(int s, struct bt_devinfo const *di, void *arg)
86{
87	struct bt_devaddr_match_arg	*m = (struct bt_devaddr_match_arg *)arg;
88
89	if (!bdaddr_same(&di->bdaddr, m->bdaddr))
90		return (0);
91
92	strlcpy(m->devname, di->devname, sizeof(m->devname));
93
94	return (1);
95}
96
97