| 1 | /* Test interface name <-> index conversions.
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| 2 | Copyright (C) 1997, 2000, 2005 Free Software Foundation, Inc.
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| 3 | This file is part of the GNU C Library.
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| 4 | Contributed by Philip Blundell <Philip.Blundell@pobox.com>.
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| 5 |
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| 6 | The GNU C Library is free software; you can redistribute it and/or
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| 7 | modify it under the terms of the GNU Lesser General Public
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| 8 | License as published by the Free Software Foundation; either
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| 9 | version 2.1 of the License, or (at your option) any later version.
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| 10 |
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| 11 | The GNU C Library is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 14 | Lesser General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU Lesser General Public
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| 17 | License along with the GNU C Library; if not, write to the Free
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| 18 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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| 19 | 02111-1307 USA. */
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| 20 |
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| 21 | #include <errno.h>
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| 22 | #include <stdio.h>
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| 23 | #include <stdlib.h>
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| 24 | #include <string.h>
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| 25 | #include <net/if.h>
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| 26 |
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| 27 | static int
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| 28 | do_test (void)
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| 29 | {
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| 30 | int failures = 0;
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| 31 | struct if_nameindex *idx = if_nameindex (), *p;
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| 32 | if (idx == NULL)
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| 33 | {
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| 34 | if (errno != ENOSYS)
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| 35 | {
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| 36 | printf ("Couldn't get any interfaces.\n");
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| 37 | exit (1);
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| 38 | }
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| 39 | /* The function is simply not implemented. */
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| 40 | exit (0);
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| 41 | }
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| 42 |
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| 43 | printf ("Idx Name | Idx Name\n");
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| 44 |
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| 45 | for (p = idx; p->if_index || p->if_name; ++p)
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| 46 | {
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| 47 | char buf[IFNAMSIZ];
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| 48 | unsigned int ni;
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| 49 | int result;
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| 50 | printf ("%3d %15s | ", p->if_index, p->if_name);
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| 51 | printf ("%3d", ni = if_nametoindex (p->if_name));
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| 52 | printf ("%15s", if_indextoname (p->if_index, buf));
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| 53 | result = (ni != p->if_index || (strcmp (buf, p->if_name)));
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| 54 | if (ni == p->if_index)
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| 55 | /* We have to make sure that this is not an alias with the
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| 56 | same interface number. */
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| 57 | if (p->if_index == if_nametoindex (buf))
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| 58 | result = 0;
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| 59 | printf ("%10s", result ? "fail" : "okay");
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| 60 | printf ("\n");
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| 61 | failures += result;
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| 62 | }
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| 63 | if_freenameindex (idx);
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| 64 | return failures ? 1 : 0;
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| 65 | }
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| 66 |
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| 67 | #define TEST_FUNCTION do_test ()
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| 68 | #include "../test-skeleton.c"
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