support/check_addrinfo.c

   1 /* Compare struct addrinfo values against a formatted string.
   2    Copyright (C) 2016-2019 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/check_nss.h>
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <support/check.h>
  25 #include <support/format_nss.h>
  26 #include <support/run_diff.h>
  27
  28 void
  29 check_addrinfo (const char *query_description, struct addrinfo *ai, int ret,
  30                 const char *expected)
  31 {
  32   char *formatted = support_format_addrinfo (ai, ret);
  33   if (strcmp (formatted, expected) != 0)
  34     {
  35       support_record_failure ();
  36       printf ("error: addrinfo comparison failure\n");
  37       if (query_description != NULL)
  38         printf ("query: %s\n", query_description);
  39       support_run_diff ("expected", expected,
  40                         "actual", formatted);
  41     }
  42   free (formatted);
  43 }