pppd/eui64.c

   1 /*
   2     eui64.c - EUI64 routines for IPv6CP.
   3     Copyright (C) 1999  Tommi Komulainen <Tommi.Komulainen@iki.fi>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18
  19
  20     $Id: eui64.c,v 1.3 1999/08/25 04:15:51 paulus Exp $
  21 */
  22
  23 #define RCSID   "$Id: eui64.c,v 1.3 1999/08/25 04:15:51 paulus Exp $"
  24
  25 #include "pppd.h"
  26
  27 static const char rcsid[] = RCSID;
  28
  29 /*
  30  * eui64_ntoa - Make an ascii representation of an interface identifier
  31  */
  32 char *
  33 eui64_ntoa(e)
  34     eui64_t e;
  35 {
  36     static char buf[32];
  37
  38     snprintf(buf, 32, "%02x%02x:%02x%02x:%02x%02x:%02x%02x",
  39              e.e8[0], e.e8[1], e.e8[2], e.e8[3],
  40              e.e8[4], e.e8[5], e.e8[6], e.e8[7]);
  41     return buf;
  42 }