support/support_format_address_family.c

   1 /* Convert an address family to a string.
   2    Copyright (C) 2016-2020 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   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 <support/format_nss.h>
  20
  21 #include <support/support.h>
  22
  23 char *
  24 support_format_address_family (int family)
  25 {
  26   switch (family)
  27     {
  28     case AF_INET:
  29       return xstrdup ("INET");
  30     case AF_INET6:
  31       return xstrdup ("INET6");
  32     case AF_LOCAL:
  33       return xstrdup ("LOCAL");
  34     case AF_UNSPEC:
  35       return xstrdup ("UNSPEC");
  36     default:
  37       return xasprintf ("<unknown address family %d>", family);
  38     }
  39 }