sethostid.c revision 1.6.2.1 1 1.6.2.1 jmc /* $NetBSD: sethostid.c,v 1.6.2.1 2004/04/21 03:15:08 jmc Exp $ */
2 1.3 christos
3 1.1 cgd /*
4 1.1 cgd * Copyright (c) 1989, 1993
5 1.1 cgd * The Regents of the University of California. All rights reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.6 agc * 3. Neither the name of the University nor the names of its contributors
16 1.1 cgd * may be used to endorse or promote products derived from this software
17 1.1 cgd * without specific prior written permission.
18 1.1 cgd *
19 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 1.1 cgd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 1.1 cgd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 1.1 cgd * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 1.1 cgd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 1.1 cgd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 1.1 cgd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 1.1 cgd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 1.1 cgd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 1.1 cgd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 1.1 cgd * SUCH DAMAGE.
30 1.1 cgd */
31 1.1 cgd
32 1.3 christos #include <sys/cdefs.h>
33 1.1 cgd #if defined(LIBC_SCCS) && !defined(lint)
34 1.3 christos #if 0
35 1.1 cgd static char sccsid[] = "@(#)sethostid.c 8.1 (Berkeley) 6/2/93";
36 1.3 christos #else
37 1.6.2.1 jmc __RCSID("$NetBSD: sethostid.c,v 1.6.2.1 2004/04/21 03:15:08 jmc Exp $");
38 1.3 christos #endif
39 1.1 cgd #endif /* LIBC_SCCS and not lint */
40 1.1 cgd
41 1.4 jtc #include "namespace.h"
42 1.1 cgd #include <sys/param.h>
43 1.1 cgd #include <sys/sysctl.h>
44 1.2 cgd #include <unistd.h>
45 1.1 cgd
46 1.2 cgd int
47 1.1 cgd sethostid(long hostid)
48 1.1 cgd {
49 1.6.2.1 jmc int mib[2], value;
50 1.1 cgd
51 1.1 cgd mib[0] = CTL_KERN;
52 1.1 cgd mib[1] = KERN_HOSTID;
53 1.6.2.1 jmc value = (int)hostid;
54 1.6.2.1 jmc if (sysctl(mib, 2, NULL, NULL, &value, sizeof(value)) == -1)
55 1.1 cgd return (-1);
56 1.1 cgd return (0);
57 1.1 cgd }
58