/*

 *  $Id: get_addr.c,v 1.4 2004/11/09 07:05:07 mike Exp $

 *

 *  libnet 1.1

 *  get_addr.c - Retrieve the MAC and IP address of an interface

 *

 *  Copyright (c) 1998 - 2004 Mike D. Schiffman <mike@infonexus.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.

 *

 */

#if (HAVE_CONFIG_H)

#include "../include/config.h"

#endif

#include "./libnet_test.h"

#ifdef __WIN32__

#include "../include/win32/getopt.h"

#endif

int

main(int argc, char *argv[])

{

    int c;

    u_long i;

    libnet_t *l;

    char *device = NULL;

    struct libnet_ether_addr *e;

    char errbuf[LIBNET_ERRBUF_SIZE];

    printf("libnet 1.1 address getter\n");

    while ((c = getopt(argc, argv, "i:")) != EOF)

    {

        switch (c)

        {

            case 'i':

                device = optarg;

                break;

            default:

                exit(EXIT_FAILURE);

        }

    }

    /*

     *  Initialize the library.  Root priviledges are required.

     */

    l = libnet_init(

            LIBNET_LINK,                            /* injection type */

            device,                                 /* network interface */

            errbuf);                                /* errbuf */

    if (l == NULL)

    {

        fprintf(stderr, "libnet_init() failed: %s", errbuf);

        exit(EXIT_FAILURE);

    }

    printf("Interface:\t%s\n", libnet_getdevice(l));

    e = libnet_get_hwaddr(l);

    if (e == NULL)

    {

        fprintf(stderr, "Can't get hardware address: %s\n", libnet_geterror(l));

    }

    else

    {

        printf("MAC address:\t");

        for (c = 0; c < 6; c++)

        {

            printf("%2.2x", e->ether_addr_octet[c]);

            if (c != 5)

            {

                printf(":");

            }

        }

        printf("\n");

    }

    i = libnet_get_ipaddr4(l);

    if (i == -1)

    {

        fprintf(stderr, "Can't get ip address: %s\n", libnet_geterror(l));

    }

    else

    {

        printf("IP  address:\t");

        printf("%s\n", libnet_addr2name4(i, LIBNET_DONT_RESOLVE));

    }

    exit(EXIT_SUCCESS);

}

/* EOF */