blob: ef4dbc4334be60abe65ae01d5480c37fb5d27adc (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
/* Test interface name <-> index conversions.
Copyright (C) 1997-2015 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"
|
