posix/tst-getaddrinfo.c

   1 /* Copyright (C) 1999-2022 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <stdio.h>
  19 #include <string.h>
  20 #include <sys/types.h>
  21 #include <sys/socket.h>
  22 #include <netinet/in.h>
  23 #include <netdb.h>
  24
  25 static int
  26 do_test (void)
  27 {
  28   const int family[2] = { AF_INET, AF_INET6 };
  29   int result = 0;
  30   int gaierr;
  31   size_t index;
  32   struct addrinfo hints, *ai, *aitop;
  33
  34   for (index = 0; index < sizeof (family) / sizeof (family[0]); ++index)
  35     {
  36       memset (&hints, '\0', sizeof (hints));
  37       hints.ai_family = family[index];
  38       hints.ai_socktype = SOCK_STREAM;
  39
  40       gaierr = getaddrinfo (NULL, "54321", &hints, &aitop);
  41       if (gaierr != 0)
  42         {
  43           gai_strerror (gaierr);
  44           result = 1;
  45         }
  46       else
  47         {
  48           for (ai = aitop; ai != NULL; ai = ai->ai_next)
  49             {
  50               printf ("Should return family: %d. Returned: %d\n",
  51                       family[index], ai->ai_family);
  52               result |= family[index] != ai->ai_family;
  53             }
  54
  55           while (aitop != NULL)
  56             {
  57               ai = aitop;
  58               aitop = aitop->ai_next;
  59               freeaddrinfo (ai);
  60             }
  61         }
  62     }
  63
  64   return result;
  65 }
  66 #define TEST_FUNCTION do_test ()
  67
  68 #include "../test-skeleton.c"