root/usr.sbin/bootp/bootptest/trygetea.c
/*      $NetBSD: trygetea.c,v 1.5 2007/03/10 00:16:51 hubertf Exp $     */

#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: trygetea.c,v 1.5 2007/03/10 00:16:51 hubertf Exp $");
#endif

/*
 * trygetea.c - test program for getether.c
 */

#include <sys/types.h>
#include <sys/socket.h>

#if defined(SUNOS) || defined(SVR4)
#include <sys/sockio.h>
#endif

#include <net/if.h>                             /* for struct ifreq */
#include <netinet/in.h>
#include <arpa/inet.h>                  /* inet_ntoa */

#include <netdb.h>
#include <stdio.h>
#include <errno.h>

int
main(int argc, char **argv)
{
        u_char ea[16];                          /* Ethernet address */
        int i;

        if (argc < 2) {
                fprintf(stderr, "need interface name\n");
                exit(1);
        }
        if ((i = getether(argv[1], ea)) < 0) {
                fprintf(stderr, "Could not get Ethernet address (rc=%d)\n", i);
                exit(1);
        }
        printf("Ether-addr");
        for (i = 0; i < 6; i++)
                printf(":%x", ea[i] & 0xFF);
        printf("\n");

        return 0;
}