glibc/posix/tst-getaddrinfo4.c
Dmitry V. Levin 47c22455d4 Test getaddrinfo return value
This helps testing for regression of BZ#15339.  Creation of network
isolated environments is a privileged operation and therefore is not
included to the test.
2013-05-21 17:21:05 +00:00

68 lines
2.0 KiB
C

/* Test getaddrinfo return value, [BZ #15339].
Copyright (C) 2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include <netdb.h>
static int
try (const char *service, int family, int flags)
{
struct addrinfo hints, *h, *ai;
int res;
memset (&hints, 0, sizeof hints);
hints.ai_family = family;
hints.ai_flags = flags;
errno = 0;
h = (family || flags) ? &hints : NULL;
res = getaddrinfo ("example.net", service, h, &ai);
switch (res)
{
case 0:
case EAI_AGAIN:
case EAI_NONAME:
printf ("SUCCESS getaddrinfo(service=%s, family=%d, flags=%d): %s: %m\n",
service ?: "NULL", family, flags, gai_strerror (res));
return 0;
}
printf ("FAIL getaddrinfo(service=%s, family=%d, flags=%d): %s: %m\n",
service ?: "NULL", family, flags, gai_strerror (res));
return 1;
}
static int
do_test (void)
{
int err = 0;
err |= try (NULL, 0, 0);
err |= try (NULL, AF_UNSPEC, AI_ADDRCONFIG);
err |= try (NULL, AF_INET, 0);
err |= try (NULL, AF_INET6, 0);
err |= try ("http", 0, 0);
err |= try ("http", AF_UNSPEC, AI_ADDRCONFIG);
err |= try ("http", AF_INET, 0);
err |= try ("http", AF_INET6, 0);
return err;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"