inet/ether_ntoa_r.c

   1 /* Copyright (C) 1996-2020 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <stdio.h>
  20 #include <netinet/ether.h>
  21 #include <netinet/if_ether.h>
  22
  23
  24 char *
  25 ether_ntoa_r (const struct ether_addr *addr, char *buf)
  26 {
  27   sprintf (buf, "%x:%x:%x:%x:%x:%x",
  28            addr->ether_addr_octet[0], addr->ether_addr_octet[1],
  29            addr->ether_addr_octet[2], addr->ether_addr_octet[3],
  30            addr->ether_addr_octet[4], addr->ether_addr_octet[5]);
  31   return buf;
  32 }
  33 libc_hidden_def (ether_ntoa_r)