mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-21 02:10:05 +00:00
41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/* Test interface name <-> index conversions.
|
|
Copyright (C) 1997, 2000 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, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <net/if.h>
|
|
|
|
int
|
|
main (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;
|
|
}
|