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
25static int
26do_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 (format: "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"
69

source code of glibc/posix/tst-getaddrinfo.c