/* Copyright (C) 2008 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by David Bartley <dtbartle@csclub.uwaterloo.ca>, 2008.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#include <netinet/ether.h>
#include <stdlib.h>
#include <string.h>

unsigned char * _link_aton (const char *ascaddr, int *maclen)
{
  struct ether_addr addr;
  if (ether_aton_r (ascaddr, &addr) == NULL)
    return NULL;

  unsigned char *retaddr = malloc (sizeof (addr));
  if (!retaddr)
    return NULL;
  memcpy (retaddr, &addr, sizeof (addr));
  if (maclen)
    *maclen = sizeof (addr);

  return retaddr;
}