source: rtems-libbsd/rtemsbsd/rtems/rtems-kernel-wpa-supplicant.c @ 028bf82

/**
 * @file
 *
 * @ingroup rtems_bsd_rtems
 *
 * @brief Mutex for protecting wpa_supplicant.
 *
 * The wpa_supplicant needs it's own mutex so it can be used in background.
 */

/*
 * Copyright (c) 2017 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Dornierstr. 4
 *  82178 Puchheim
 *  Germany
 *  <rtems@embedded-brains.de>
 *
 * 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.
 */

#include <machine/rtems-bsd-kernel-space.h>
#include <machine/rtems-bsd-wpa-supplicant.h>

#include <sys/types.h>
#include <sys/kernel.h>
#include <sys/mutex.h>

static struct mtx wpa_supplicant_mtx;

MTX_SYSINIT(rtems_bsd_wpa_supplicant, &wpa_supplicant_mtx, "BSD WPA Supplicant",
    MTX_DEF);

void
rtems_bsd_wpa_supplicant_lock(void)
{
        mtx_lock(&wpa_supplicant_mtx);
}

void
rtems_bsd_wpa_supplicant_unlock(void)
{
        mtx_unlock(&wpa_supplicant_mtx);
}