NetBSD/lib/libbluetooth/devaddr.c

107 lines
2.7 KiB
C

/* $NetBSD: devaddr.c,v 1.1 2006/06/19 15:44:36 gdamore Exp $ */
/*-
* Copyright (c) 2006 Itronix Inc.
* All rights reserved.
*
* Written by Iain Hibbert for Itronix Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of Itronix Inc. may not be used to endorse
* or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY ITRONIX INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ITRONIX INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: devaddr.c,v 1.1 2006/06/19 15:44:36 gdamore Exp $");
#include <sys/ioctl.h>
#include <bluetooth.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
int
bt_devaddr(const char *name, bdaddr_t *addr)
{
struct btreq btr;
bdaddr_t bdaddr;
int s;
if (name == NULL) {
errno = EINVAL;
return 0;
}
if (addr == NULL)
addr = &bdaddr;
if (bt_aton(name, addr))
return bt_devname(NULL, addr);
memset(&btr, 0, sizeof(btr));
strlcpy(btr.btr_name, name, HCI_DEVNAME_SIZE);
s = socket(PF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
if (s == -1)
return 0;
if (ioctl(s, SIOCGBTINFO, &btr) < 0)
return 0;
close(s);
bdaddr_copy(addr, &btr.btr_bdaddr);
return 1;
}
int
bt_devname(char *name, const bdaddr_t *addr)
{
struct btreq btr;
int s;
if (addr == NULL) {
errno = EINVAL;
return 0;
}
memset(&btr, 0, sizeof(btr));
bdaddr_copy(&btr.btr_bdaddr, addr);
s = socket(PF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
if (s == -1)
return 0;
if (ioctl(s, SIOCGBTINFOA, &btr) < 0)
return 0;
close(s);
if (name != NULL)
strlcpy(name, btr.btr_name, HCI_DEVNAME_SIZE);
return 1;
}