NetBSD/sys/compat/common/kern_info_09.c

129 lines
4.1 KiB
C

/* $NetBSD: kern_info_09.c,v 1.10 2003/01/18 07:28:34 thorpej Exp $ */
/*
* Copyright (c) 1982, 1986, 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)subr_xxx.c 8.1 (Berkeley) 6/10/93
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_info_09.c,v 1.10 2003/01/18 07:28:34 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/filedesc.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/syslog.h>
#include <sys/unistd.h>
#include <uvm/uvm_extern.h>
#include <sys/sysctl.h>
#include <sys/mount.h>
#include <sys/sa.h>
#include <sys/syscallargs.h>
/* ARGSUSED */
int
compat_09_sys_getdomainname(struct lwp *l, void *v, register_t *retval)
{
struct compat_09_sys_getdomainname_args /* {
syscallarg(char *) domainname;
syscallarg(int) len;
} */ *uap = v;
struct proc *p = l->l_proc;
int name;
size_t sz;
name = KERN_DOMAINNAME;
sz = SCARG(uap,len);
return (kern_sysctl(&name, 1, SCARG(uap, domainname), &sz, 0, 0, p));
}
/* ARGSUSED */
int
compat_09_sys_setdomainname(struct lwp *l, void *v, register_t *retval)
{
struct compat_09_sys_setdomainname_args /* {
syscallarg(char *) domainname;
syscallarg(int) len;
} */ *uap = v;
struct proc *p = l->l_proc;
int name;
int error;
if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
return (error);
name = KERN_DOMAINNAME;
return (kern_sysctl(&name, 1, 0, 0, SCARG(uap, domainname),
SCARG(uap, len), p));
}
struct outsname {
char sysname[32];
char nodename[32];
char release[32];
char version[32];
char machine[32];
};
/* ARGSUSED */
int
compat_09_sys_uname(struct lwp *l, void *v, register_t *retval)
{
struct compat_09_sys_uname_args /* {
syscallarg(struct outsname *) name;
} */ *uap = v;
struct outsname outsname;
const char *cp;
char *dp, *ep;
strncpy(outsname.sysname, ostype, sizeof(outsname.sysname));
strncpy(outsname.nodename, hostname, sizeof(outsname.nodename));
strncpy(outsname.release, osrelease, sizeof(outsname.release));
dp = outsname.version;
ep = &outsname.version[sizeof(outsname.version) - 1];
for (cp = version; *cp && *cp != '('; cp++)
;
for (cp++; *cp && *cp != ')' && dp < ep; cp++)
*dp++ = *cp;
for (; *cp && *cp != '#'; cp++)
;
for (; *cp && *cp != ':' && dp < ep; cp++)
*dp++ = *cp;
*dp = '\0';
strncpy(outsname.machine, MACHINE, sizeof(outsname.machine));
return (copyout((caddr_t)&outsname, (caddr_t)SCARG(uap, name),
sizeof(struct outsname)));
}