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 * $FreeBSD$
31 */
32
33 #include <bluetooth.h>
34 #include <stdio.h>
35 #include <string.h>
36
37 struct bt_devaddr_match_arg
38 {
39 char devname[HCI_DEVNAME_SIZE];
40 bdaddr_t const *bdaddr;
41 };
42
43 static bt_devenum_cb_t bt_devaddr_match;
44
45 int
bt_devaddr(char const * devname,bdaddr_t * addr)46 bt_devaddr(char const *devname, bdaddr_t *addr)
47 {
48 struct bt_devinfo di;
49
50 strlcpy(di.devname, devname, sizeof(di.devname));
51
52 if (bt_devinfo(&di) < 0)
53 return (0);
54
55 if (addr != NULL)
56 bdaddr_copy(addr, &di.bdaddr);
57
58 return (1);
59 }
60
61 int
bt_devname(char * devname,bdaddr_t const * addr)62 bt_devname(char *devname, bdaddr_t const *addr)
63 {
64 struct bt_devaddr_match_arg arg;
65
66 memset(&arg, 0, sizeof(arg));
67 arg.bdaddr = addr;
68
69 if (bt_devenum(&bt_devaddr_match, &arg) < 0)
70 return (0);
71
72 if (arg.devname[0] == '\0') {
73 errno = ENXIO;
74 return (0);
75 }
76
77 if (devname != NULL)
78 strlcpy(devname, arg.devname, HCI_DEVNAME_SIZE);
79
80 return (1);
81 }
82
83 static int
bt_devaddr_match(int s,struct bt_devinfo const * di,void * arg)84 bt_devaddr_match(int s, struct bt_devinfo const *di, void *arg)
85 {
86 struct bt_devaddr_match_arg *m = (struct bt_devaddr_match_arg *)arg;
87
88 if (!bdaddr_same(&di->bdaddr, m->bdaddr))
89 return (0);
90
91 strlcpy(m->devname, di->devname, sizeof(m->devname));
92
93 return (1);
94 }
95
96