path: root/src/kernel/utils.c

/*
 * This file is part of the Distributed Network Block Device 3
 *
 * Copyright(c) 2011-2012 Johann Latocha <johann@latocha.de>
 *
 * This file may be licensed under the terms of of the
 * GNU General Public License Version 2 (the ``GPL'').
 *
 * Software distributed under the License is distributed
 * on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
 * express or implied. See the GPL for the specific language
 * governing rights and limitations.
 *
 * You should have received a copy of the GPL along with this
 * program. If not, go to http://www.gnu.org/licenses/gpl.html
 * or write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include <linux/kernel.h>

#include "utils.h"

unsigned int inet_addr(char *str)
{
    int a, b, c, d;
    char arr[4];
    sscanf(str, "%d.%d.%d.%d", &a, &b, &c, &d);
    arr[0] = a;
    arr[1] = b;
    arr[2] = c;
    arr[3] = d;
    return *(unsigned int*) arr;
}

void inet_ntoa(struct in_addr addr, char* str)
{
    unsigned char *ptr = (unsigned char *) &addr;
    sprintf(str, "%d.%d.%d.%d", ptr[0] & 0xff, ptr[1] & 0xff, ptr[2] & 0xff, ptr[3] & 0xff);
}