1995-04-22 18:17:18 +04:00
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/* $NetBSD: kern_xxx.c,v 1.24 1995/04/22 14:17:18 cgd Exp $ */
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1994-06-29 10:29:24 +04:00
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1993-03-21 12:45:37 +03:00
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/*
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1994-05-20 11:24:51 +04:00
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* Copyright (c) 1982, 1986, 1989, 1993
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* The Regents of the University of California. All rights reserved.
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1993-03-21 12:45:37 +03:00
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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1994-06-29 10:29:24 +04:00
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* @(#)kern_xxx.c 8.2 (Berkeley) 11/14/93
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1993-03-21 12:45:37 +03:00
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*/
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1993-12-18 06:59:02 +03:00
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/reboot.h>
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1994-05-20 11:24:51 +04:00
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#include <vm/vm.h>
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#include <sys/sysctl.h>
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1993-03-21 12:45:37 +03:00
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1994-10-20 07:22:35 +03:00
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#include <sys/mount.h>
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#include <sys/syscallargs.h>
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1993-03-21 12:45:37 +03:00
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-05-20 11:24:51 +04:00
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reboot(p, uap, retval)
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1993-03-21 12:45:37 +03:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct reboot_args /* {
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syscallarg(int) opt;
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} */ *uap;
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register_t *retval;
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1993-03-21 12:45:37 +03:00
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{
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int error;
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if (error = suser(p->p_ucred, &p->p_acflag))
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return (error);
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1994-10-20 07:22:35 +03:00
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boot(SCARG(uap, opt));
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1993-03-21 12:45:37 +03:00
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return (0);
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}
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1995-03-05 11:52:17 +03:00
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#if defined(COMPAT_43) || defined(COMPAT_SUNOS) || defined(COMPAT_LINUX)
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1994-05-20 11:24:51 +04:00
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1993-03-21 12:45:37 +03:00
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-10-20 07:22:35 +03:00
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compat_43_gethostname(p, uap, retval)
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1993-03-21 12:45:37 +03:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct compat_43_gethostname_args /* {
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syscallarg(char *) hostname;
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syscallarg(u_int) len;
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} */ *uap;
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register_t *retval;
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1993-03-21 12:45:37 +03:00
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{
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1994-05-20 11:24:51 +04:00
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int name;
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1993-03-21 12:45:37 +03:00
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1994-05-20 11:24:51 +04:00
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name = KERN_HOSTNAME;
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1994-10-20 07:22:35 +03:00
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return (kern_sysctl(&name, 1, SCARG(uap, hostname), &SCARG(uap, len),
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0, 0));
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1993-03-21 12:45:37 +03:00
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}
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-10-20 07:22:35 +03:00
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compat_43_sethostname(p, uap, retval)
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1993-03-21 12:45:37 +03:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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register struct compat_43_sethostname_args *uap;
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register_t *retval;
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1993-03-21 12:45:37 +03:00
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{
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1994-05-20 11:24:51 +04:00
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int name;
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1993-03-21 12:45:37 +03:00
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int error;
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if (error = suser(p->p_ucred, &p->p_acflag))
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return (error);
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1994-05-20 11:24:51 +04:00
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name = KERN_HOSTNAME;
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1994-10-20 07:22:35 +03:00
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return (kern_sysctl(&name, 1, 0, 0, SCARG(uap, hostname),
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SCARG(uap, len)));
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1994-05-20 11:24:51 +04:00
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}
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/* ARGSUSED */
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int
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1994-10-20 07:22:35 +03:00
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compat_43_gethostid(p, uap, retval)
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1994-05-20 11:24:51 +04:00
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struct proc *p;
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void *uap;
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1994-10-20 07:22:35 +03:00
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register_t *retval;
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1994-05-20 11:24:51 +04:00
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{
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1994-10-20 07:22:35 +03:00
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*(int32_t *)retval = hostid;
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1994-05-20 11:24:51 +04:00
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return (0);
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1993-03-21 12:45:37 +03:00
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}
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1995-03-05 11:52:17 +03:00
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#endif /* COMPAT_43 || COMPAT_SUNOS || COMPAT_LINUX */
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1993-03-21 12:45:37 +03:00
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1994-05-20 11:24:51 +04:00
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#ifdef COMPAT_43
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/* ARGSUSED */
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int
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1994-10-20 07:22:35 +03:00
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compat_43_sethostid(p, uap, retval)
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1994-05-20 11:24:51 +04:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct compat_43_sethostid_args /* {
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syscallarg(int32_t) hostid;
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} */ *uap;
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register_t *retval;
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1994-05-20 11:24:51 +04:00
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{
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int error;
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if (error = suser(p->p_ucred, &p->p_acflag))
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return (error);
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1994-10-20 07:22:35 +03:00
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hostid = SCARG(uap, hostid);
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1994-05-20 11:24:51 +04:00
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return (0);
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}
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int
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1994-10-20 07:22:35 +03:00
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compat_43_quota(p, uap, retval)
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struct proc *p;
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void *uap;
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register_t *retval;
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1994-05-20 11:24:51 +04:00
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{
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return (ENOSYS);
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}
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#endif /* COMPAT_43 */
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1994-11-24 01:36:59 +03:00
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#if defined(COMPAT_09) || defined(COMPAT_SUNOS) ||defined(COMPAT_HPUX) \
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1995-03-05 11:52:17 +03:00
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|| defined(COMPAT_ULTRIX) || defined(COMPAT_LINUX)
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1993-04-02 16:24:21 +04:00
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-10-20 07:22:35 +03:00
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compat_09_getdomainname(p, uap, retval)
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1993-04-02 16:24:21 +04:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct compat_09_getdomainname_args /* {
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syscallarg(char *) domainname;
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syscallarg(int) len;
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} */ *uap;
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register_t *retval;
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1993-04-02 16:24:21 +04:00
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{
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1994-05-20 11:24:51 +04:00
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int name;
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name = KERN_DOMAINNAME;
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1994-10-20 07:22:35 +03:00
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return (kern_sysctl(&name, 1, SCARG(uap, domainname),
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&SCARG(uap, len), 0, 0));
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1993-04-02 16:24:21 +04:00
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}
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-10-20 07:22:35 +03:00
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compat_09_setdomainname(p, uap, retval)
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1993-04-02 16:24:21 +04:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct compat_09_setdomainname_args /* {
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syscallarg(char *) domainname;
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syscallarg(int) len;
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} */ *uap;
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register_t *retval;
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1993-04-02 16:24:21 +04:00
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{
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1994-05-20 11:24:51 +04:00
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int name;
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1993-04-02 16:24:21 +04:00
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int error;
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if (error = suser(p->p_ucred, &p->p_acflag))
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return (error);
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1994-05-20 11:24:51 +04:00
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name = KERN_DOMAINNAME;
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1994-10-20 07:22:35 +03:00
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return (kern_sysctl(&name, 1, 0, 0, SCARG(uap, domainname),
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SCARG(uap, len)));
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1993-04-02 16:24:21 +04:00
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}
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1995-03-05 11:52:17 +03:00
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#endif /* COMPAT_09 || COMPAT_SUNOS || COMPAT_HPUX || COMPAT_ULTRIX
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COMPAT_LINUX */
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1994-05-16 13:57:42 +04:00
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#ifdef COMPAT_09
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struct outsname {
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char sysname[32];
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char nodename[32];
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char release[32];
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char version[32];
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char machine[32];
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};
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1993-04-02 16:24:21 +04:00
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1993-05-06 14:46:12 +04:00
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/* ARGSUSED */
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1993-06-27 10:01:27 +04:00
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int
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1994-10-20 07:22:35 +03:00
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compat_09_uname(p, uap, retval)
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1993-05-06 14:46:12 +04:00
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struct proc *p;
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1994-10-20 07:22:35 +03:00
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struct compat_09_uname_args /* {
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syscallarg(struct outsname *) name;
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} */ *uap;
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register_t *retval;
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1993-05-06 14:46:12 +04:00
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{
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1994-05-16 13:57:42 +04:00
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struct outsname outsname;
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char *cp, *dp, *ep;
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extern char ostype[], osrelease[];
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strncpy(outsname.sysname, ostype, sizeof(outsname.sysname));
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strncpy(outsname.nodename, hostname, sizeof(outsname.nodename));
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strncpy(outsname.release, osrelease, sizeof(outsname.release));
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dp = outsname.version;
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ep = &outsname.version[sizeof(outsname.version) - 1];
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for (cp = version; *cp && *cp != '('; cp++)
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;
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for (cp++; *cp && *cp != ')' && dp < ep; cp++)
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*dp++ = *cp;
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for (; *cp && *cp != '#'; cp++)
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;
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for (; *cp && *cp != ':' && dp < ep; cp++)
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*dp++ = *cp;
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*dp = '\0';
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strncpy(outsname.machine, MACHINE, sizeof(outsname.machine));
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1994-10-20 07:22:35 +03:00
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return (copyout((caddr_t)&outsname, (caddr_t)SCARG(uap, name),
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1994-05-16 13:57:42 +04:00
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sizeof(struct outsname)));
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1993-05-06 14:46:12 +04:00
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}
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1994-05-16 13:57:42 +04:00
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#endif /* COMPAT_09 */
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1993-05-06 14:46:12 +04:00
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1994-02-15 09:38:33 +03:00
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#ifdef SYSCALL_DEBUG
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1994-10-20 07:22:35 +03:00
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#define SCDEBUG_CALLS 0x0001 /* show calls */
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#define SCDEBUG_RETURNS 0x0002 /* show returns */
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#define SCDEBUG_ALL 0x0004 /* even syscalls that are implemented */
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#define SCDEBUG_SHOWARGS 0x0008 /* show arguments to calls */
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int scdebug = SCDEBUG_CALLS|SCDEBUG_RETURNS|SCDEBUG_SHOWARGS;
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extern int nsysent;
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extern char *syscallnames[];
|
1995-03-09 11:54:37 +03:00
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#ifdef COMPAT_SUNOS
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extern int nsunos_sysent;
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extern struct sysent sunos_sysent[];
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extern char *sunos_syscallnames[];
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#endif /* COMPAT_SUNOS */
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#ifdef COMPAT_HPUX
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extern int nhpux_sysent;
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extern struct sysent hpux_sysent[];
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extern char *hpux_syscallnames[];
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#endif /* COMPAT_HPUX */
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|
#ifdef COMPAT_ULTRIX
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extern int nultrix_sysent;
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extern struct sysent ultrix_sysent[];
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extern char *ultrix_syscallnames[];
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|
#endif /* COMPAT_ULTRIX */
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|
#ifdef COMPAT_SVR4
|
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|
|
extern int nsvr4_sysent;
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|
extern struct sysent svr4_sysent[];
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extern char *svr4_syscallnames[];
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|
#endif /* COMPAT_SVR4 */
|
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|
#ifdef COMPAT_IBCS2
|
|
|
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extern int nibcs2_sysent;
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|
extern struct sysent ibcs2_sysent[];
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|
extern char *ibcs2_syscallnames[];
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|
#endif /* COMPAT_IBCS2 */
|
1994-10-20 07:22:35 +03:00
|
|
|
#ifdef COMPAT_OSF1
|
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|
extern int nosf1_sysent;
|
|
|
|
extern struct sysent osf1_sysent[];
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|
extern char *osf1_syscallnames[];
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|
#endif /* COMPAT_OSF1 */
|
1995-03-09 11:54:37 +03:00
|
|
|
#ifdef COMPAT_LINUX
|
|
|
|
extern int nlinux_sysent;
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|
|
|
extern struct sysent linux_sysent[];
|
|
|
|
extern char *linux_syscallnames[];
|
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|
|
#endif /* COMPAT_LINUX */
|
1994-10-20 07:22:35 +03:00
|
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|
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|
|
static struct os_syscall {
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|
|
char *name;
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|
|
int *nsysent;
|
|
|
|
struct sysent *sysent;
|
|
|
|
char **syscallnames;
|
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|
|
} os_syscall[] = {
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|
|
{ "NetBSD", &nsysent, sysent, syscallnames },
|
1995-03-09 11:54:37 +03:00
|
|
|
#ifdef COMPAT_SUNOS
|
|
|
|
{ "SunOS", &nsunos_sysent, sunos_sysent, sunos_syscallnames },
|
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|
|
#else
|
|
|
|
{ NULL, },
|
|
|
|
#endif
|
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|
|
#ifdef COMPAT_HPUX
|
|
|
|
{ "HP-UX", &nhpux_sysent, hpux_sysent, hpux_syscallnames },
|
|
|
|
#else
|
|
|
|
{ NULL, },
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|
|
|
#endif
|
|
|
|
#ifdef COMPAT_ULTRIX
|
|
|
|
{ "Ultrix", &nultrix_sysent, ultrix_sysent, ultrix_syscallnames },
|
|
|
|
#else
|
|
|
|
{ NULL, },
|
|
|
|
#endif
|
|
|
|
#ifdef COMPAT_SVR4
|
|
|
|
{ "SVR4", &nsvr4_sysent, svr4_sysent, svr4_syscallnames },
|
|
|
|
#else
|
|
|
|
{ NULL, },
|
|
|
|
#endif
|
|
|
|
#ifdef COMPAT_IBCS2
|
1995-04-14 00:48:14 +04:00
|
|
|
{ "iBCS2", &nibcs2_sysent, ibcs2_sysent, ibcs2_syscallnames },
|
1995-03-09 11:54:37 +03:00
|
|
|
#else
|
|
|
|
{ NULL, },
|
|
|
|
#endif
|
1995-04-14 00:48:14 +04:00
|
|
|
{ NULL, },
|
1994-10-20 07:22:35 +03:00
|
|
|
#ifdef COMPAT_OSF1
|
|
|
|
{ "OSF/1", &nosf1_sysent, osf1_sysent, osf1_syscallnames },
|
|
|
|
#else
|
|
|
|
{ NULL, },
|
1995-03-09 11:54:37 +03:00
|
|
|
#endif
|
|
|
|
{ NULL, },
|
|
|
|
#ifdef COMPAT_LINUX
|
|
|
|
{ "Linux", &nlinux_sysent, linux_sysent, linux_syscallnames },
|
|
|
|
#else
|
|
|
|
{ NULL, },
|
1994-10-20 07:22:35 +03:00
|
|
|
#endif
|
|
|
|
};
|
1994-02-15 09:52:25 +03:00
|
|
|
|
1994-02-15 09:38:33 +03:00
|
|
|
void
|
1994-10-20 07:22:35 +03:00
|
|
|
scdebug_call(p, code, args)
|
1994-02-15 09:58:07 +03:00
|
|
|
struct proc *p;
|
1995-03-09 11:54:37 +03:00
|
|
|
register_t code, args[];
|
1994-02-15 09:38:33 +03:00
|
|
|
{
|
1994-10-20 07:22:35 +03:00
|
|
|
struct os_syscall *os;
|
|
|
|
struct sysent *sy;
|
1994-02-15 09:38:33 +03:00
|
|
|
int i;
|
|
|
|
|
1994-10-20 07:22:35 +03:00
|
|
|
if (!(scdebug & SCDEBUG_CALLS))
|
1994-02-15 09:52:25 +03:00
|
|
|
return;
|
|
|
|
|
1994-10-20 07:22:35 +03:00
|
|
|
#ifdef DIAGNOSTIC
|
|
|
|
if (p->p_emul > sizeof os_syscall/sizeof os_syscall[0] ||
|
|
|
|
os_syscall[p->p_emul].name == NULL)
|
|
|
|
panic("bogus p_emul");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
os = &os_syscall[p->p_emul];
|
|
|
|
sy = &os->sysent[code];
|
|
|
|
if (!(scdebug & SCDEBUG_ALL || code < 0 || code >= *os->nsysent ||
|
|
|
|
sy->sy_call == nosys))
|
|
|
|
return;
|
|
|
|
|
1995-04-22 18:17:18 +04:00
|
|
|
printf("proc %d (%s): %s num ", p->p_pid, p->p_comm, os->name);
|
|
|
|
if (code < 0 || code >= *os->nsysent)
|
1994-02-15 09:38:33 +03:00
|
|
|
printf("OUT OF RANGE (%d)", code);
|
1995-04-22 18:17:18 +04:00
|
|
|
else {
|
|
|
|
printf("%d call: %s", code, os->syscallnames[code]);
|
|
|
|
if (scdebug & SCDEBUG_SHOWARGS) {
|
|
|
|
printf("(");
|
|
|
|
for (i = 0; i < sy->sy_argsize / sizeof(register_t);
|
|
|
|
i++)
|
|
|
|
printf("%s0x%lx", i == 0 ? "" : ", ",
|
|
|
|
(long)args[i]);
|
|
|
|
printf(")");
|
|
|
|
}
|
1994-10-20 07:22:35 +03:00
|
|
|
}
|
|
|
|
printf("\n");
|
1994-02-15 09:38:33 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
void
|
1994-02-15 09:58:07 +03:00
|
|
|
scdebug_ret(p, code, error, retval)
|
|
|
|
struct proc *p;
|
1995-03-09 11:54:37 +03:00
|
|
|
register_t code;
|
|
|
|
int error;
|
|
|
|
register_t retval[];
|
1994-02-15 09:38:33 +03:00
|
|
|
{
|
1994-10-20 07:22:35 +03:00
|
|
|
struct os_syscall *os;
|
|
|
|
struct sysent *sy;
|
|
|
|
|
|
|
|
if (!(scdebug & SCDEBUG_RETURNS))
|
1994-02-15 09:52:25 +03:00
|
|
|
return;
|
|
|
|
|
1994-10-20 07:22:35 +03:00
|
|
|
#ifdef DIAGNOSTIC
|
|
|
|
if (p->p_emul > sizeof os_syscall/sizeof os_syscall[0] ||
|
|
|
|
os_syscall[p->p_emul].name == NULL)
|
|
|
|
panic("bogus p_emul");
|
|
|
|
#endif
|
|
|
|
|
|
|
|
os = &os_syscall[p->p_emul];
|
|
|
|
sy = &os->sysent[code];
|
|
|
|
if (!(scdebug & SCDEBUG_ALL || code < 0 || code >= *os->nsysent ||
|
|
|
|
sy->sy_call == nosys))
|
|
|
|
return;
|
|
|
|
|
1995-04-22 18:17:18 +04:00
|
|
|
printf("proc %d (%s): %s num ", p->p_pid, p->p_comm, os->name);
|
|
|
|
if (code < 0 || code >= *os->nsysent)
|
1994-02-15 09:38:33 +03:00
|
|
|
printf("OUT OF RANGE (%d)", code);
|
1995-04-22 18:17:18 +04:00
|
|
|
else
|
|
|
|
printf("%d ret: err = %d, rv = 0x%lx,0x%lx", code,
|
|
|
|
error, (long)retval[0], (long)retval[1]);
|
|
|
|
printf("\n");
|
1994-02-15 09:38:33 +03:00
|
|
|
}
|
|
|
|
#endif /* SYSCALL_DEBUG */
|