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kern_info_09.c revision 1.8 
      1 /*	$NetBSD: kern_info_09.c,v 1.8 2000/07/14 07:12:47 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1982, 1986, 1991, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)subr_xxx.c	8.1 (Berkeley) 6/10/93
     36  */
     37 
     38 #include <sys/param.h>
     39 #include <sys/systm.h>
     40 #include <sys/filedesc.h>
     41 #include <sys/kernel.h>
     42 #include <sys/proc.h>
     43 #include <sys/syslog.h>
     44 #include <sys/unistd.h>
     45 #include <uvm/uvm_extern.h>
     46 #include <sys/sysctl.h>
     47 
     48 #include <sys/mount.h>
     49 #include <sys/syscallargs.h>
     50 
     51 /* ARGSUSED */
     52 int
     53 compat_09_sys_getdomainname(p, v, retval)
     54 	struct proc *p;
     55 	void *v;
     56 	register_t *retval;
     57 {
     58 	struct compat_09_sys_getdomainname_args /* {
     59 		syscallarg(char *) domainname;
     60 		syscallarg(int) len;
     61 	} */ *uap = v;
     62 	int name;
     63 	size_t sz;
     64 
     65 	name = KERN_DOMAINNAME;
     66 	sz = SCARG(uap,len);
     67 	return (kern_sysctl(&name, 1, SCARG(uap, domainname), &sz, 0, 0, p));
     68 }
     69 
     70 
     71 /* ARGSUSED */
     72 int
     73 compat_09_sys_setdomainname(p, v, retval)
     74 	struct proc *p;
     75 	void *v;
     76 	register_t *retval;
     77 {
     78 	struct compat_09_sys_setdomainname_args /* {
     79 		syscallarg(char *) domainname;
     80 		syscallarg(int) len;
     81 	} */ *uap = v;
     82 	int name;
     83 	int error;
     84 
     85 	if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
     86 		return (error);
     87 	name = KERN_DOMAINNAME;
     88 	return (kern_sysctl(&name, 1, 0, 0, SCARG(uap, domainname),
     89 			    SCARG(uap, len), p));
     90 }
     91 
     92 struct outsname {
     93 	char	sysname[32];
     94 	char	nodename[32];
     95 	char	release[32];
     96 	char	version[32];
     97 	char	machine[32];
     98 };
     99 
    100 /* ARGSUSED */
    101 int
    102 compat_09_sys_uname(p, v, retval)
    103 	struct proc *p;
    104 	void *v;
    105 	register_t *retval;
    106 {
    107 	struct compat_09_sys_uname_args /* {
    108 		syscallarg(struct outsname *) name;
    109 	} */ *uap = v;
    110 	struct outsname outsname;
    111 	const char *cp;
    112 	char *dp, *ep;
    113 
    114 	strncpy(outsname.sysname, ostype, sizeof(outsname.sysname));
    115 	strncpy(outsname.nodename, hostname, sizeof(outsname.nodename));
    116 	strncpy(outsname.release, osrelease, sizeof(outsname.release));
    117 	dp = outsname.version;
    118 	ep = &outsname.version[sizeof(outsname.version) - 1];
    119 	for (cp = version; *cp && *cp != '('; cp++)
    120 		;
    121 	for (cp++; *cp && *cp != ')' && dp < ep; cp++)
    122 		*dp++ = *cp;
    123 	for (; *cp && *cp != '#'; cp++)
    124 		;
    125 	for (; *cp && *cp != ':' && dp < ep; cp++)
    126 		*dp++ = *cp;
    127 	*dp = '\0';
    128 	strncpy(outsname.machine, MACHINE, sizeof(outsname.machine));
    129 	return (copyout((caddr_t)&outsname, (caddr_t)SCARG(uap, name),
    130 			sizeof(struct outsname)));
    131 }
    132