68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
/* Test interface name <-> index conversions.
|
|
Copyright (C) 1997-2016 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Philip Blundell <Philip.Blundell@pobox.com>.
|
|
|
|
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 <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <net/if.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
int failures = 0;
|
|
struct if_nameindex *idx = if_nameindex (), *p;
|
|
if (idx == NULL)
|
|
{
|
|
if (errno != ENOSYS)
|
|
{
|
|
printf ("Couldn't get any interfaces.\n");
|
|
exit (1);
|
|
}
|
|
/* The function is simply not implemented. */
|
|
exit (0);
|
|
}
|
|
|
|
printf ("Idx Name | Idx Name\n");
|
|
|
|
for (p = idx; p->if_index || p->if_name; ++p)
|
|
{
|
|
char buf[IFNAMSIZ];
|
|
unsigned int ni;
|
|
int result;
|
|
printf ("%3d %15s | ", p->if_index, p->if_name);
|
|
printf ("%3d", ni = if_nametoindex (p->if_name));
|
|
printf ("%15s", if_indextoname (p->if_index, buf));
|
|
result = (ni != p->if_index || (strcmp (buf, p->if_name)));
|
|
if (ni == p->if_index)
|
|
/* We have to make sure that this is not an alias with the
|
|
same interface number. */
|
|
if (p->if_index == if_nametoindex (buf))
|
|
result = 0;
|
|
printf ("%10s", result ? "fail" : "okay");
|
|
printf ("\n");
|
|
failures += result;
|
|
}
|
|
if_freenameindex (idx);
|
|
return failures ? 1 : 0;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|