351 lines
8.6 KiB
C
351 lines
8.6 KiB
C
/* $NetBSD: osf1_misc.c,v 1.56 2000/07/17 04:04:02 enami Exp $ */
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/*
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* Copyright (c) 1999 Christopher G. Demetriou. All rights reserved.
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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 Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1994, 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#include "opt_syscall_debug.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/namei.h>
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#include <sys/proc.h>
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#include <sys/file.h>
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#include <sys/stat.h>
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#include <sys/filedesc.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/mman.h>
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#include <sys/mount.h>
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#include <sys/signal.h>
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#include <sys/signalvar.h>
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#include <sys/reboot.h>
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#include <sys/syscallargs.h>
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#include <sys/exec.h>
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#include <sys/vnode.h>
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#include <sys/socketvar.h>
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#include <sys/resource.h>
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#include <sys/resourcevar.h>
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#include <sys/wait.h>
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#include <compat/osf1/osf1.h>
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#include <compat/osf1/osf1_syscallargs.h>
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#include <compat/osf1/osf1_util.h>
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#include <compat/osf1/osf1_cvt.h>
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#ifdef SYSCALL_DEBUG
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extern int scdebug;
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#endif
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const char osf1_emul_path[] = "/emul/osf1";
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int
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osf1_sys_classcntl(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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/* XXX */
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return (ENOSYS);
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}
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int
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osf1_sys_reboot(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_reboot_args *uap = v;
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struct sys_reboot_args a;
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unsigned long leftovers;
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/* translate opt */
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SCARG(&a, opt) = emul_flags_translate(osf1_reboot_opt_xtab,
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SCARG(uap, opt), &leftovers);
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if (leftovers != 0)
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return (EINVAL);
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SCARG(&a, bootstr) = NULL;
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return sys_reboot(p, &a, retval);
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}
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int
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osf1_sys_set_program_attributes(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_set_program_attributes_args *uap = v;
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segsz_t tsize, dsize;
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tsize = btoc(SCARG(uap, tsize));
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dsize = btoc(SCARG(uap, dsize));
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if (dsize > p->p_rlimit[RLIMIT_DATA].rlim_cur)
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return (ENOMEM);
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if (tsize > MAXTSIZ)
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return (ENOMEM);
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p->p_vmspace->vm_taddr = SCARG(uap, taddr);
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p->p_vmspace->vm_tsize = tsize;
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p->p_vmspace->vm_daddr = SCARG(uap, daddr);
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p->p_vmspace->vm_dsize = dsize;
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return (0);
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}
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int
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osf1_sys_setsysinfo(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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/* XXX */
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return (0);
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}
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int
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osf1_sys_sysinfo(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_sysinfo_args *uap = v;
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const char *string;
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int error;
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error = 0;
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switch (SCARG(uap, cmd)) {
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case OSF1_SI_SYSNAME:
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string = ostype;
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break;
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case OSF1_SI_HOSTNAME:
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string = hostname;
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break;
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case OSF1_SI_RELEASE:
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string = osrelease;
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break;
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case OSF1_SI_VERSION:
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goto should_handle;
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case OSF1_SI_MACHINE:
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string = MACHINE;
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break;
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case OSF1_SI_ARCHITECTURE:
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string = MACHINE_ARCH;
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break;
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case OSF1_SI_HW_SERIAL:
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string = "666"; /* OSF/1 emulation? YES! */
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break;
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case OSF1_SI_HW_PROVIDER:
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string = "unknown";
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break;
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case OSF1_SI_SRPC_DOMAIN:
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goto dont_care;
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case OSF1_SI_SET_HOSTNAME:
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goto should_handle;
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case OSF1_SI_SET_SYSNAME:
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goto should_handle;
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case OSF1_SI_SET_SRPC_DOMAIN:
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goto dont_care;
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default:
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should_handle:
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printf("osf1_sys_sysinfo(%d, %p, 0x%lx)\n", SCARG(uap, cmd),
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SCARG(uap, buf), SCARG(uap,len));
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dont_care:
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error = EINVAL;
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break;
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};
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if (error == 0)
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error = copyoutstr(string, SCARG(uap, buf), SCARG(uap, len),
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NULL);
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return (error);
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}
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int
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osf1_sys_uname(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_uname_args *uap = v;
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struct osf1_utsname u;
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const char *cp;
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char *dp, *ep;
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/* XXX would use stackgap, but our struct utsname is too big! */
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strncpy(u.sysname, ostype, sizeof(u.sysname));
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strncpy(u.nodename, hostname, sizeof(u.nodename));
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strncpy(u.release, osrelease, sizeof(u.release));
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dp = u.version;
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ep = &u.version[sizeof(u.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(u.machine, MACHINE, sizeof(u.machine));
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return (copyout((caddr_t)&u, (caddr_t)SCARG(uap, name), sizeof u));
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}
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int
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osf1_sys_usleep_thread(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_usleep_thread_args *uap = v;
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struct osf1_timeval otv, endotv;
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struct timeval tv, endtv;
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u_long ticks;
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int error, s;
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if ((error = copyin(SCARG(uap, sleep), &otv, sizeof otv)))
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return (error);
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tv.tv_sec = otv.tv_sec;
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tv.tv_usec = otv.tv_usec;
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ticks = howmany((u_long)tv.tv_sec * 1000000 + tv.tv_usec, tick);
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if (ticks == 0)
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ticks = 1;
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s = splclock();
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tv = time;
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splx(s);
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tsleep(p, PUSER|PCATCH, "uslpthrd", ticks); /* XXX */
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if (SCARG(uap, slept) != NULL) {
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s = splclock();
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timersub(&time, &tv, &endtv);
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splx(s);
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if (endtv.tv_sec < 0 || endtv.tv_usec < 0)
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endtv.tv_sec = endtv.tv_usec = 0;
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endotv.tv_sec = endtv.tv_sec;
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endotv.tv_usec = endtv.tv_usec;
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error = copyout(&endotv, SCARG(uap, slept), sizeof endotv);
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}
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return (error);
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}
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int
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osf1_sys_wait4(p, v, retval)
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struct proc *p;
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void *v;
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register_t *retval;
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{
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struct osf1_sys_wait4_args *uap = v;
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struct sys_wait4_args a;
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struct osf1_rusage osf1_rusage;
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struct rusage netbsd_rusage;
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unsigned long leftovers;
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caddr_t sg;
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int error;
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SCARG(&a, pid) = SCARG(uap, pid);
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SCARG(&a, status) = SCARG(uap, status);
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/* translate options */
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SCARG(&a, options) = emul_flags_translate(osf1_wait_options_xtab,
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SCARG(uap, options), &leftovers);
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if (leftovers != 0)
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return (EINVAL);
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if (SCARG(uap, rusage) == NULL)
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SCARG(&a, rusage) = NULL;
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else {
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sg = stackgap_init(p->p_emul);
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SCARG(&a, rusage) = stackgap_alloc(&sg, sizeof netbsd_rusage);
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}
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error = sys_wait4(p, &a, retval);
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if (error == 0 && SCARG(&a, rusage) != NULL) {
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error = copyin((caddr_t)SCARG(&a, rusage),
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(caddr_t)&netbsd_rusage, sizeof netbsd_rusage);
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if (error == 0) {
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osf1_cvt_rusage_from_native(&netbsd_rusage,
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&osf1_rusage);
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error = copyout((caddr_t)&osf1_rusage,
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(caddr_t)SCARG(uap, rusage), sizeof osf1_rusage);
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}
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}
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return (error);
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}
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