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kern_info_09.c revision 1.14 
      1 /*	$NetBSD: kern_info_09.c,v 1.14 2003/12/04 19:38:22 atatat 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)subr_xxx.c	8.1 (Berkeley) 6/10/93
     32  */
     33 
     34 #include <sys/cdefs.h>
     35 __KERNEL_RCSID(0, "$NetBSD: kern_info_09.c,v 1.14 2003/12/04 19:38:22 atatat Exp $");
     36 
     37 #include <sys/param.h>
     38 #include <sys/systm.h>
     39 #include <sys/filedesc.h>
     40 #include <sys/kernel.h>
     41 #include <sys/proc.h>
     42 #include <sys/syslog.h>
     43 #include <sys/unistd.h>
     44 #include <uvm/uvm_extern.h>
     45 #include <sys/sysctl.h>
     46 
     47 #include <sys/mount.h>
     48 #include <sys/sa.h>
     49 #include <sys/syscallargs.h>
     50 
     51 /* ARGSUSED */
     52 int
     53 compat_09_sys_getdomainname(struct lwp *l, void *v, register_t *retval)
     54 {
     55 	struct compat_09_sys_getdomainname_args /* {
     56 		syscallarg(char *) domainname;
     57 		syscallarg(int) len;
     58 	} */ *uap = v;
     59 	int name[2];
     60 	size_t sz;
     61 
     62 	name[0] = CTL_KERN;
     63 	name[1] = KERN_DOMAINNAME;
     64 	sz = SCARG(uap,len);
     65 	return (old_sysctl(&name[0], 2, SCARG(uap, domainname), &sz, 0, 0, l));
     66 }
     67 
     68 
     69 /* ARGSUSED */
     70 int
     71 compat_09_sys_setdomainname(struct lwp *l, void *v, register_t *retval)
     72 {
     73 	struct compat_09_sys_setdomainname_args /* {
     74 		syscallarg(char *) domainname;
     75 		syscallarg(int) len;
     76 	} */ *uap = v;
     77 	int name[2];
     78 
     79 	name[0] = CTL_KERN;
     80 	name[1] = KERN_DOMAINNAME;
     81 	return (old_sysctl(&name[0], 2, 0, 0, SCARG(uap, domainname),
     82 			   SCARG(uap, len), l));
     83 }
     84 
     85 struct outsname {
     86 	char	sysname[32];
     87 	char	nodename[32];
     88 	char	release[32];
     89 	char	version[32];
     90 	char	machine[32];
     91 };
     92 
     93 /* ARGSUSED */
     94 int
     95 compat_09_sys_uname(struct lwp *l, void *v, register_t *retval)
     96 {
     97 	struct compat_09_sys_uname_args /* {
     98 		syscallarg(struct outsname *) name;
     99 	} */ *uap = v;
    100 	struct outsname outsname;
    101 	const char *cp;
    102 	char *dp, *ep;
    103 
    104 	strncpy(outsname.sysname, ostype, sizeof(outsname.sysname));
    105 	strncpy(outsname.nodename, hostname, sizeof(outsname.nodename));
    106 	strncpy(outsname.release, osrelease, sizeof(outsname.release));
    107 	dp = outsname.version;
    108 	ep = &outsname.version[sizeof(outsname.version) - 1];
    109 	for (cp = version; *cp && *cp != '('; cp++)
    110 		;
    111 	for (cp++; *cp && *cp != ')' && dp < ep; cp++)
    112 		*dp++ = *cp;
    113 	for (; *cp && *cp != '#'; cp++)
    114 		;
    115 	for (; *cp && *cp != ':' && dp < ep; cp++)
    116 		*dp++ = *cp;
    117 	*dp = '\0';
    118 	strncpy(outsname.machine, MACHINE, sizeof(outsname.machine));
    119 	return (copyout((caddr_t)&outsname, (caddr_t)SCARG(uap, name),
    120 			sizeof(struct outsname)));
    121 }
    122