/*
 *
 *  oFono - Open Source Telephony
 *
 *  Copyright (C) 2008-2009  Intel Corporation. All rights reserved.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License version 2 as
 *  published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <errno.h>

#define LIBUDEV_I_KNOW_THE_API_IS_SUBJECT_TO_CHANGE
#include <libudev.h>

#include <glib.h>

#define OFONO_API_SUBJECT_TO_CHANGE
#include <ofono/plugin.h>
#include <ofono/log.h>

static struct udev *udev_ctx;
static struct udev_monitor *udev_mon;

static int udev_init(void)
{
	udev_ctx = udev_new();
	if (udev_ctx == NULL) {
		ofono_error("Failed to create udev context");
		return -EIO;
	}

	udev_mon = udev_monitor_new_from_netlink(udev_ctx, "udev");
	if (udev_mon == NULL) {
		ofono_error("Failed to create udev monitor");
		udev_unref(udev_ctx);
		udev_ctx = NULL;
		return -EIO;
	}

	return 0;
}

static void udev_exit(void)
{
	if (udev_ctx == NULL)
		return;

	udev_monitor_unref(udev_mon);
	udev_unref(udev_ctx);
}

OFONO_PLUGIN_DEFINE(udev, "udev hardware detection", VERSION,
			OFONO_PLUGIN_PRIORITY_DEFAULT, udev_init, udev_exit)