freebsd-dev/lib/libbluetooth/dev.c

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/*
* dev.c
*/
/*-
* Copyright (c) 2009 Maksim Yevmenkin <m_evmenkin@yahoo.com>
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
#include <bluetooth.h>
#include <stdio.h>
#include <string.h>
struct bt_devaddr_match_arg
{
char devname[HCI_DEVNAME_SIZE];
bdaddr_t const *bdaddr;
};
static bt_devenum_cb_t bt_devaddr_match;
int
bt_devaddr(char const *devname, bdaddr_t *addr)
{
struct bt_devinfo di;
strlcpy(di.devname, devname, sizeof(di.devname));
if (bt_devinfo(&di) < 0)
return (0);
if (addr != NULL)
bdaddr_copy(addr, &di.bdaddr);
return (1);
}
int
bt_devname(char *devname, bdaddr_t const *addr)
{
struct bt_devaddr_match_arg arg;
memset(&arg, 0, sizeof(arg));
arg.bdaddr = addr;
if (bt_devenum(&bt_devaddr_match, &arg) < 0)
return (0);
if (arg.devname[0] == '\0') {
errno = ENXIO;
return (0);
}
if (devname != NULL)
strlcpy(devname, arg.devname, HCI_DEVNAME_SIZE);
return (1);
}
static int
bt_devaddr_match(int s, struct bt_devinfo const *di, void *arg)
{
struct bt_devaddr_match_arg *m = (struct bt_devaddr_match_arg *)arg;
if (!bdaddr_same(&di->bdaddr, m->bdaddr))
return (0);
strlcpy(m->devname, di->devname, sizeof(m->devname));
return (1);
}