xref: /openbsd/lib/libc/gen/uname.c (revision 40859d54)
1df930be7Sderaadt /*	$NetBSD: uname.c,v 1.2 1995/02/25 15:39:38 cgd Exp $	*/
2df930be7Sderaadt 
3df930be7Sderaadt /*-
4df930be7Sderaadt  * Copyright (c) 1994
5df930be7Sderaadt  *	The Regents of the University of California.  All rights reserved.
6df930be7Sderaadt  *
7df930be7Sderaadt  * Redistribution and use in source and binary forms, with or without
8df930be7Sderaadt  * modification, are permitted provided that the following conditions
9df930be7Sderaadt  * are met:
10df930be7Sderaadt  * 1. Redistributions of source code must retain the above copyright
11df930be7Sderaadt  *    notice, this list of conditions and the following disclaimer.
12df930be7Sderaadt  * 2. Redistributions in binary form must reproduce the above copyright
13df930be7Sderaadt  *    notice, this list of conditions and the following disclaimer in the
14df930be7Sderaadt  *    documentation and/or other materials provided with the distribution.
15df930be7Sderaadt  * 3. All advertising materials mentioning features or use of this software
16df930be7Sderaadt  *    must display the following acknowledgement:
17df930be7Sderaadt  *	This product includes software developed by the University of
18df930be7Sderaadt  *	California, Berkeley and its contributors.
19df930be7Sderaadt  * 4. Neither the name of the University nor the names of its contributors
20df930be7Sderaadt  *    may be used to endorse or promote products derived from this software
21df930be7Sderaadt  *    without specific prior written permission.
22df930be7Sderaadt  *
23df930be7Sderaadt  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24df930be7Sderaadt  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25df930be7Sderaadt  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26df930be7Sderaadt  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27df930be7Sderaadt  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28df930be7Sderaadt  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29df930be7Sderaadt  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30df930be7Sderaadt  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31df930be7Sderaadt  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32df930be7Sderaadt  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33df930be7Sderaadt  * SUCH DAMAGE.
34df930be7Sderaadt  */
35df930be7Sderaadt 
36df930be7Sderaadt #if defined(LIBC_SCCS) && !defined(lint)
37df930be7Sderaadt #if 0
38df930be7Sderaadt static char sccsid[] = "@(#)uname.c	8.1 (Berkeley) 1/4/94";
39df930be7Sderaadt #else
40df930be7Sderaadt static char rcsid[] = "$NetBSD: uname.c,v 1.2 1995/02/25 15:39:38 cgd Exp $";
41df930be7Sderaadt #endif
42df930be7Sderaadt #endif /* LIBC_SCCS and not lint */
43df930be7Sderaadt 
44df930be7Sderaadt #include <sys/param.h>
45df930be7Sderaadt #include <sys/sysctl.h>
46df930be7Sderaadt #include <sys/utsname.h>
47df930be7Sderaadt 
48df930be7Sderaadt int
49df930be7Sderaadt uname(name)
50df930be7Sderaadt 	struct utsname *name;
51df930be7Sderaadt {
52df930be7Sderaadt 	int mib[2], rval;
53df930be7Sderaadt 	size_t len;
54df930be7Sderaadt 	char *p;
55df930be7Sderaadt 
56df930be7Sderaadt 	rval = 0;
57df930be7Sderaadt 
58df930be7Sderaadt 	mib[0] = CTL_KERN;
59df930be7Sderaadt 	mib[1] = KERN_OSTYPE;
60df930be7Sderaadt 	len = sizeof(name->sysname);
61df930be7Sderaadt 	if (sysctl(mib, 2, &name->sysname, &len, NULL, 0) == -1)
62df930be7Sderaadt 		rval = -1;
63df930be7Sderaadt 
64df930be7Sderaadt 	mib[0] = CTL_KERN;
65df930be7Sderaadt 	mib[1] = KERN_HOSTNAME;
66df930be7Sderaadt 	len = sizeof(name->nodename);
67df930be7Sderaadt 	if (sysctl(mib, 2, &name->nodename, &len, NULL, 0) == -1)
68df930be7Sderaadt 		rval = -1;
69df930be7Sderaadt 
70df930be7Sderaadt 	mib[0] = CTL_KERN;
71df930be7Sderaadt 	mib[1] = KERN_OSRELEASE;
72df930be7Sderaadt 	len = sizeof(name->release);
73df930be7Sderaadt 	if (sysctl(mib, 2, &name->release, &len, NULL, 0) == -1)
74df930be7Sderaadt 		rval = -1;
75df930be7Sderaadt 
76df930be7Sderaadt 	mib[0] = CTL_KERN;
77*40859d54Stholo 	mib[1] = KERN_OSVERSION;
78df930be7Sderaadt 	len = sizeof(name->version);
79df930be7Sderaadt 	if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1)
80df930be7Sderaadt 		rval = -1;
81df930be7Sderaadt 
82df930be7Sderaadt 	mib[0] = CTL_HW;
83df930be7Sderaadt 	mib[1] = HW_MACHINE;
84df930be7Sderaadt 	len = sizeof(name->machine);
85df930be7Sderaadt 	if (sysctl(mib, 2, &name->machine, &len, NULL, 0) == -1)
86df930be7Sderaadt 		rval = -1;
87df930be7Sderaadt 	return (rval);
88df930be7Sderaadt }
89