1352 lines
31 KiB
C
1352 lines
31 KiB
C
/* $NetBSD: sunos_misc.c,v 1.124 2003/06/29 22:29:44 fvdl Exp $ */
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* 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, Lawrence Berkeley Laboratory.
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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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* @(#)sunos_misc.c 8.1 (Berkeley) 6/18/93
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*
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* Header: sunos_misc.c,v 1.16 93/04/07 02:46:27 torek Exp
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*/
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/*
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* SunOS compatibility module.
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*
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* SunOS system calls that are implemented differently in BSD are
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* handled here.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: sunos_misc.c,v 1.124 2003/06/29 22:29:44 fvdl Exp $");
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#if defined(_KERNEL_OPT)
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#include "opt_nfsserver.h"
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#include "fs_nfs.h"
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#endif
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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/dirent.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/ioctl.h>
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#include <sys/kernel.h>
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#include <sys/reboot.h>
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#include <sys/malloc.h>
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#include <sys/mbuf.h>
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#include <sys/mman.h>
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#include <sys/mount.h>
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#include <sys/ptrace.h>
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#include <sys/resource.h>
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#include <sys/resourcevar.h>
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#include <sys/signal.h>
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#include <sys/signalvar.h>
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#include <sys/socket.h>
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#include <sys/tty.h>
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#include <sys/vnode.h>
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#include <sys/uio.h>
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#include <sys/wait.h>
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#include <sys/utsname.h>
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#include <sys/unistd.h>
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#include <sys/sa.h>
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#include <sys/syscallargs.h>
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#include <sys/conf.h>
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#include <sys/socketvar.h>
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#include <sys/exec.h>
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#include <sys/swap.h>
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#include <compat/sunos/sunos.h>
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#include <compat/sunos/sunos_syscallargs.h>
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#include <compat/common/compat_util.h>
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#include <compat/sunos/sunos_dirent.h>
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#include <netinet/in.h>
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#include <miscfs/specfs/specdev.h>
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#include <nfs/rpcv2.h>
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#include <nfs/nfsproto.h>
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#include <nfs/nfs.h>
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#include <nfs/nfsmount.h>
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static int sunstatfs __P((struct statfs *, caddr_t));
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int
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sunos_sys_stime(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_stime_args *uap = v;
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struct sys_settimeofday_args ap;
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struct proc *p = l->l_proc;
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caddr_t sg = stackgap_init(p, 0);
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struct timeval tv, *sgtvp;
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int error;
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error = copyin(SCARG(uap, tp), &tv.tv_sec, sizeof(tv.tv_sec));
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if (error)
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return error;
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tv.tv_usec = 0;
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SCARG(&ap, tv) = sgtvp = stackgap_alloc(p, &sg, sizeof(struct timeval));
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SCARG(&ap, tzp) = NULL;
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error = copyout(&tv, sgtvp, sizeof(struct timeval));
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if (error)
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return error;
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return sys_settimeofday(l, &ap, retval);
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}
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int
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sunos_sys_wait4(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_wait4_args *uap = v;
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if (SCARG(uap, pid) == 0)
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SCARG(uap, pid) = WAIT_ANY;
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return (sys_wait4(l, uap, retval));
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}
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int
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sunos_sys_creat(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_creat_args *uap = v;
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struct proc *p = l->l_proc;
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struct sys_open_args ouap;
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caddr_t sg = stackgap_init(p, 0);
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CHECK_ALT_CREAT(p, &sg, SCARG(uap, path));
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SCARG(&ouap, path) = SCARG(uap, path);
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SCARG(&ouap, flags) = O_WRONLY | O_CREAT | O_TRUNC;
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SCARG(&ouap, mode) = SCARG(uap, mode);
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return (sys_open(l, &ouap, retval));
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}
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int
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sunos_sys_access(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_access_args *uap = v;
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struct proc *p = l->l_proc;
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caddr_t sg = stackgap_init(p, 0);
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CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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return (sys_access(l, uap, retval));
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}
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int
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sunos_sys_stat(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_stat_args *uap = v;
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struct proc *p = l->l_proc;
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caddr_t sg = stackgap_init(p, 0);
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CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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return (compat_43_sys_stat(l, uap, retval));
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}
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int
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sunos_sys_lstat(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_lstat_args *uap = v;
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struct proc *p = l->l_proc;
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caddr_t sg = stackgap_init(p, 0);
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CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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return (compat_43_sys_lstat(l, uap, retval));
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}
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int
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sunos_sys_execv(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_execv_args /* {
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syscallarg(const char *) path;
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syscallarg(char **) argv;
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} */ *uap = v;
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struct proc *p = l->l_proc;
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struct sys_execve_args ap;
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caddr_t sg;
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sg = stackgap_init(p, 0);
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CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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SCARG(&ap, path) = SCARG(uap, path);
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SCARG(&ap, argp) = SCARG(uap, argp);
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SCARG(&ap, envp) = NULL;
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return (sys_execve(l, &ap, retval));
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}
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int
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sunos_sys_execve(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_execve_args /* {
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syscallarg(const char *) path;
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syscallarg(char **) argv;
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syscallarg(char **) envp;
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} */ *uap = v;
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struct sys_execve_args ap;
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struct proc *p = l->l_proc;
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caddr_t sg;
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sg = stackgap_init(p, 0);
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CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
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SCARG(&ap, path) = SCARG(uap, path);
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SCARG(&ap, argp) = SCARG(uap, argp);
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SCARG(&ap, envp) = SCARG(uap, envp);
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return (sys_execve(l, &ap, retval));
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}
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int
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sunos_sys_omsync(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_omsync_args *uap = v;
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struct sys___msync13_args ouap;
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SCARG(&ouap, addr) = SCARG(uap, addr);
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SCARG(&ouap, len) = SCARG(uap, len);
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SCARG(&ouap, flags) = SCARG(uap, flags);
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return (sys___msync13(l, &ouap, retval));
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}
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int
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sunos_sys_unmount(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_unmount_args *uap = v;
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struct sys_unmount_args ouap;
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SCARG(&ouap, path) = SCARG(uap, path);
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SCARG(&ouap, flags) = 0;
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return (sys_unmount(l, &ouap, retval));
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}
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/*
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* Conversion table for SunOS NFS mount flags.
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*/
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static struct {
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int sun_flg;
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int bsd_flg;
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} sunnfs_flgtab[] = {
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{ SUNNFS_SOFT, NFSMNT_SOFT },
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{ SUNNFS_WSIZE, NFSMNT_WSIZE },
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{ SUNNFS_RSIZE, NFSMNT_RSIZE },
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{ SUNNFS_TIMEO, NFSMNT_TIMEO },
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{ SUNNFS_RETRANS, NFSMNT_RETRANS },
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{ SUNNFS_HOSTNAME, 0 }, /* Ignored */
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{ SUNNFS_INT, NFSMNT_INT },
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{ SUNNFS_NOAC, 0 }, /* Ignored */
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{ SUNNFS_ACREGMIN, 0 }, /* Ignored */
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{ SUNNFS_ACREGMAX, 0 }, /* Ignored */
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{ SUNNFS_ACDIRMIN, 0 }, /* Ignored */
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{ SUNNFS_ACDIRMAX, 0 }, /* Ignored */
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{ SUNNFS_SECURE, 0 }, /* Ignored */
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{ SUNNFS_NOCTO, 0 }, /* Ignored */
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{ SUNNFS_POSIX, 0 } /* Ignored */
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};
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int
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sunos_sys_mount(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_mount_args *uap = v;
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struct proc *p = l->l_proc;
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int oflags = SCARG(uap, flags), nflags, error;
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char fsname[MFSNAMELEN];
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caddr_t sg = stackgap_init(p, 0);
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if (oflags & (SUNM_NOSUB | SUNM_SYS5))
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return (EINVAL);
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if ((oflags & SUNM_NEWTYPE) == 0)
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return (EINVAL);
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nflags = 0;
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if (oflags & SUNM_RDONLY)
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nflags |= MNT_RDONLY;
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if (oflags & SUNM_NOSUID)
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nflags |= MNT_NOSUID;
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if (oflags & SUNM_REMOUNT)
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nflags |= MNT_UPDATE;
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SCARG(uap, flags) = nflags;
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error = copyinstr((caddr_t)SCARG(uap, type), fsname,
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sizeof fsname, (size_t *)0);
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if (error)
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return (error);
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if (strncmp(fsname, "4.2", sizeof fsname) == 0) {
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SCARG(uap, type) = stackgap_alloc(p, &sg, sizeof("ffs"));
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error = copyout("ffs", SCARG(uap, type), sizeof("ffs"));
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if (error)
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return (error);
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} else if (strncmp(fsname, "nfs", sizeof fsname) == 0) {
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struct sunos_nfs_args sna;
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struct sockaddr_in sain;
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struct nfs_args na;
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struct sockaddr sa;
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int n;
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error = copyin(SCARG(uap, data), &sna, sizeof sna);
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if (error)
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return (error);
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error = copyin(sna.addr, &sain, sizeof sain);
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if (error)
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return (error);
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memcpy(&sa, &sain, sizeof sa);
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sa.sa_len = sizeof(sain);
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SCARG(uap, data) = stackgap_alloc(p, &sg, sizeof(na));
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na.version = NFS_ARGSVERSION;
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na.addr = stackgap_alloc(p, &sg, sizeof(struct sockaddr));
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na.addrlen = sizeof(struct sockaddr);
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na.sotype = SOCK_DGRAM;
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na.proto = IPPROTO_UDP;
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na.fh = (void *)sna.fh;
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na.fhsize = NFSX_V2FH;
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na.flags = 0;
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n = sizeof(sunnfs_flgtab) / sizeof(sunnfs_flgtab[0]);
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while (--n >= 0)
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if (sna.flags & sunnfs_flgtab[n].sun_flg)
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na.flags |= sunnfs_flgtab[n].bsd_flg;
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na.wsize = sna.wsize;
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na.rsize = sna.rsize;
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if (na.flags & NFSMNT_RSIZE) {
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na.flags |= NFSMNT_READDIRSIZE;
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na.readdirsize = na.rsize;
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}
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na.timeo = sna.timeo;
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na.retrans = sna.retrans;
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na.hostname = (char *)(u_long)sna.hostname;
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error = copyout(&sa, na.addr, sizeof sa);
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if (error)
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return (error);
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error = copyout(&na, SCARG(uap, data), sizeof na);
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if (error)
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return (error);
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}
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return (sys_mount(l, (struct sys_mount_args *)uap, retval));
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}
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#if defined(NFS)
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int
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async_daemon(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sys_nfssvc_args ouap;
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SCARG(&ouap, flag) = NFSSVC_BIOD;
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SCARG(&ouap, argp) = NULL;
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return (sys_nfssvc(l, &ouap, retval));
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}
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#endif /* NFS */
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void native_to_sunos_sigset __P((const sigset_t *, int *));
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void sunos_to_native_sigset __P((const int, sigset_t *));
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__inline__ void
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native_to_sunos_sigset(ss, mask)
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const sigset_t *ss;
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int *mask;
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{
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*mask = ss->__bits[0];
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}
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__inline__ void
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sunos_to_native_sigset(mask, ss)
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const int mask;
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sigset_t *ss;
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{
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ss->__bits[0] = mask;
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ss->__bits[1] = 0;
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ss->__bits[2] = 0;
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ss->__bits[3] = 0;
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}
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int
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sunos_sys_sigpending(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_sigpending_args *uap = v;
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sigset_t ss;
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int mask;
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sigpending1(l->l_proc, &ss);
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native_to_sunos_sigset(&ss, &mask);
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return (copyout((caddr_t)&mask, (caddr_t)SCARG(uap, mask), sizeof(int)));
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}
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int
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sunos_sys_sigsuspend(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_sigsuspend_args /* {
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syscallarg(int) mask;
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} */ *uap = v;
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int mask;
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sigset_t ss;
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mask = SCARG(uap, mask);
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sunos_to_native_sigset(mask, &ss);
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return (sigsuspend1(l->l_proc, &ss));
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}
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/*
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* Read Sun-style directory entries. We suck them into kernel space so
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* that they can be massaged before being copied out to user code. Like
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* SunOS, we squish out `empty' entries.
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*
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* This is quite ugly, but what do you expect from compatibility code?
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*/
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int
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sunos_sys_getdents(l, v, retval)
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struct lwp *l;
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void *v;
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register_t *retval;
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{
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struct sunos_sys_getdents_args *uap = v;
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struct proc *p = l->l_proc;
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struct dirent *bdp;
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struct vnode *vp;
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caddr_t inp, buf; /* BSD-format */
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int len, reclen; /* BSD-format */
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caddr_t outp; /* Sun-format */
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int resid, sunos_reclen;/* Sun-format */
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struct file *fp;
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struct uio auio;
|
|
struct iovec aiov;
|
|
struct sunos_dirent idb;
|
|
off_t off; /* true file offset */
|
|
int buflen, error, eofflag;
|
|
off_t *cookiebuf, *cookie;
|
|
int ncookies;
|
|
|
|
/* getvnode() will use the descriptor for us */
|
|
if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
|
|
return (error);
|
|
|
|
if ((fp->f_flag & FREAD) == 0) {
|
|
error = EBADF;
|
|
goto out1;
|
|
}
|
|
|
|
vp = (struct vnode *)fp->f_data;
|
|
if (vp->v_type != VDIR) {
|
|
error = EINVAL;
|
|
goto out1;
|
|
}
|
|
|
|
buflen = min(MAXBSIZE, SCARG(uap, nbytes));
|
|
buf = malloc(buflen, M_TEMP, M_WAITOK);
|
|
vn_lock(vp, LK_EXCLUSIVE | LK_RETRY);
|
|
off = fp->f_offset;
|
|
again:
|
|
aiov.iov_base = buf;
|
|
aiov.iov_len = buflen;
|
|
auio.uio_iov = &aiov;
|
|
auio.uio_iovcnt = 1;
|
|
auio.uio_rw = UIO_READ;
|
|
auio.uio_segflg = UIO_SYSSPACE;
|
|
auio.uio_procp = p;
|
|
auio.uio_resid = buflen;
|
|
auio.uio_offset = off;
|
|
/*
|
|
* First we read into the malloc'ed buffer, then
|
|
* we massage it into user space, one record at a time.
|
|
*/
|
|
error = VOP_READDIR(vp, &auio, fp->f_cred, &eofflag, &cookiebuf,
|
|
&ncookies);
|
|
if (error)
|
|
goto out;
|
|
|
|
inp = buf;
|
|
outp = SCARG(uap, buf);
|
|
resid = SCARG(uap, nbytes);
|
|
if ((len = buflen - auio.uio_resid) == 0)
|
|
goto eof;
|
|
|
|
for (cookie = cookiebuf; len > 0; len -= reclen) {
|
|
bdp = (struct dirent *)inp;
|
|
reclen = bdp->d_reclen;
|
|
if (reclen & 3)
|
|
panic("sunos_getdents");
|
|
if ((*cookie >> 32) != 0) {
|
|
compat_offseterr(vp, "sunos_getdents");
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
if (bdp->d_fileno == 0) {
|
|
inp += reclen; /* it is a hole; squish it out */
|
|
off = *cookie++;
|
|
continue;
|
|
}
|
|
sunos_reclen = SUNOS_RECLEN(&idb, bdp->d_namlen);
|
|
if (reclen > len || resid < sunos_reclen) {
|
|
/* entry too big for buffer, so just stop */
|
|
outp++;
|
|
break;
|
|
}
|
|
off = *cookie++; /* each entry points to next */
|
|
/*
|
|
* Massage in place to make a Sun-shaped dirent (otherwise
|
|
* we have to worry about touching user memory outside of
|
|
* the copyout() call).
|
|
*/
|
|
idb.d_fileno = bdp->d_fileno;
|
|
idb.d_off = off;
|
|
idb.d_reclen = sunos_reclen;
|
|
idb.d_namlen = bdp->d_namlen;
|
|
strlcpy(idb.d_name, bdp->d_name, sizeof(idb.d_name));
|
|
if ((error = copyout((caddr_t)&idb, outp, sunos_reclen)) != 0)
|
|
goto out;
|
|
/* advance past this real entry */
|
|
inp += reclen;
|
|
/* advance output past Sun-shaped entry */
|
|
outp += sunos_reclen;
|
|
resid -= sunos_reclen;
|
|
}
|
|
|
|
/* if we squished out the whole block, try again */
|
|
if (outp == SCARG(uap, buf))
|
|
goto again;
|
|
fp->f_offset = off; /* update the vnode offset */
|
|
|
|
eof:
|
|
*retval = SCARG(uap, nbytes) - resid;
|
|
out:
|
|
VOP_UNLOCK(vp, 0);
|
|
free(cookiebuf, M_TEMP);
|
|
free(buf, M_TEMP);
|
|
out1:
|
|
FILE_UNUSE(fp, p);
|
|
return (error);
|
|
}
|
|
|
|
#define SUNOS__MAP_NEW 0x80000000 /* if not, old mmap & cannot handle */
|
|
|
|
int
|
|
sunos_sys_mmap(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_mmap_args *uap = v;
|
|
struct sys_mmap_args ouap;
|
|
|
|
/*
|
|
* Verify the arguments.
|
|
*/
|
|
if (SCARG(uap, prot) & ~(PROT_READ|PROT_WRITE|PROT_EXEC))
|
|
return (EINVAL); /* XXX still needed? */
|
|
|
|
if ((SCARG(uap, flags) & SUNOS__MAP_NEW) == 0)
|
|
return (EINVAL);
|
|
|
|
SCARG(&ouap, flags) = SCARG(uap, flags) & ~SUNOS__MAP_NEW;
|
|
SCARG(&ouap, addr) = SCARG(uap, addr);
|
|
SCARG(&ouap, len) = SCARG(uap, len);
|
|
SCARG(&ouap, prot) = SCARG(uap, prot);
|
|
SCARG(&ouap, fd) = SCARG(uap, fd);
|
|
SCARG(&ouap, pos) = SCARG(uap, pos);
|
|
|
|
return (sys_mmap(l, &ouap, retval));
|
|
}
|
|
|
|
#define MC_SYNC 1
|
|
#define MC_LOCK 2
|
|
#define MC_UNLOCK 3
|
|
#define MC_ADVISE 4
|
|
#define MC_LOCKAS 5
|
|
#define MC_UNLOCKAS 6
|
|
|
|
int
|
|
sunos_sys_mctl(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_mctl_args *uap = v;
|
|
|
|
switch (SCARG(uap, func)) {
|
|
case MC_ADVISE: /* ignore for now */
|
|
return (0);
|
|
case MC_SYNC: /* translate to msync */
|
|
return (sys___msync13(l, uap, retval));
|
|
default:
|
|
return (EINVAL);
|
|
}
|
|
}
|
|
|
|
int
|
|
sunos_sys_setsockopt(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_setsockopt_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct file *fp;
|
|
struct mbuf *m = NULL;
|
|
int error;
|
|
|
|
/* getsock() will use the descriptor for us */
|
|
if ((error = getsock(p->p_fd, SCARG(uap, s), &fp)) != 0)
|
|
return (error);
|
|
#define SO_DONTLINGER (~SO_LINGER)
|
|
if (SCARG(uap, name) == SO_DONTLINGER) {
|
|
m = m_get(M_WAIT, MT_SOOPTS);
|
|
mtod(m, struct linger *)->l_onoff = 0;
|
|
m->m_len = sizeof(struct linger);
|
|
error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
|
|
SO_LINGER, m);
|
|
goto out;
|
|
}
|
|
if (SCARG(uap, level) == IPPROTO_IP) {
|
|
#define SUNOS_IP_MULTICAST_IF 2
|
|
#define SUNOS_IP_MULTICAST_TTL 3
|
|
#define SUNOS_IP_MULTICAST_LOOP 4
|
|
#define SUNOS_IP_ADD_MEMBERSHIP 5
|
|
#define SUNOS_IP_DROP_MEMBERSHIP 6
|
|
static int ipoptxlat[] = {
|
|
IP_MULTICAST_IF,
|
|
IP_MULTICAST_TTL,
|
|
IP_MULTICAST_LOOP,
|
|
IP_ADD_MEMBERSHIP,
|
|
IP_DROP_MEMBERSHIP
|
|
};
|
|
if (SCARG(uap, name) >= SUNOS_IP_MULTICAST_IF &&
|
|
SCARG(uap, name) <= SUNOS_IP_DROP_MEMBERSHIP) {
|
|
SCARG(uap, name) =
|
|
ipoptxlat[SCARG(uap, name) - SUNOS_IP_MULTICAST_IF];
|
|
}
|
|
}
|
|
if (SCARG(uap, valsize) > MLEN) {
|
|
error = EINVAL;
|
|
goto out;
|
|
}
|
|
if (SCARG(uap, val)) {
|
|
m = m_get(M_WAIT, MT_SOOPTS);
|
|
error = copyin(SCARG(uap, val), mtod(m, caddr_t),
|
|
(u_int)SCARG(uap, valsize));
|
|
if (error) {
|
|
(void) m_free(m);
|
|
goto out;
|
|
}
|
|
m->m_len = SCARG(uap, valsize);
|
|
}
|
|
error = sosetopt((struct socket *)fp->f_data, SCARG(uap, level),
|
|
SCARG(uap, name), m);
|
|
out:
|
|
FILE_UNUSE(fp, p);
|
|
return (error);
|
|
}
|
|
|
|
static __inline__ int sunos_sys_socket_common(struct lwp *, register_t *,
|
|
int type);
|
|
static __inline__ int
|
|
sunos_sys_socket_common(l, retval, type)
|
|
struct lwp *l;
|
|
register_t *retval;
|
|
int type;
|
|
{
|
|
struct socket *so;
|
|
struct file *fp;
|
|
int error, fd;
|
|
|
|
/* getsock() will use the descriptor for us */
|
|
fd = (int)*retval;
|
|
if ((error = getsock(l->l_proc->p_fd, fd, &fp)) == 0) {
|
|
so = (struct socket *)fp->f_data;
|
|
if (type == SOCK_DGRAM)
|
|
so->so_options |= SO_BROADCAST;
|
|
}
|
|
FILE_UNUSE(fp, l->l_proc);
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
sunos_sys_socket(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_socket_args /* {
|
|
syscallarg(int) domain;
|
|
syscallarg(int) type;
|
|
syscallarg(int) protocol;
|
|
} */ *uap = v;
|
|
int error;
|
|
|
|
error = sys_socket(l, v, retval);
|
|
if (error)
|
|
return (error);
|
|
return sunos_sys_socket_common(l, retval, SCARG(uap, type));
|
|
}
|
|
|
|
int
|
|
sunos_sys_socketpair(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_socketpair_args /* {
|
|
syscallarg(int) domain;
|
|
syscallarg(int) type;
|
|
syscallarg(int) protocol;
|
|
syscallarg(int *) rsv;
|
|
} */ *uap = v;
|
|
int error;
|
|
|
|
error = sys_socketpair(l, v, retval);
|
|
if (error)
|
|
return (error);
|
|
return sunos_sys_socket_common(l, retval, SCARG(uap, type));
|
|
}
|
|
|
|
/*
|
|
* XXX: This needs cleaning up.
|
|
*/
|
|
int
|
|
sunos_sys_auditsys(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
sunos_sys_uname(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_uname_args *uap = v;
|
|
struct sunos_utsname sut;
|
|
|
|
memset(&sut, 0, sizeof(sut));
|
|
|
|
memcpy(sut.sysname, ostype, sizeof(sut.sysname) - 1);
|
|
memcpy(sut.nodename, hostname, sizeof(sut.nodename));
|
|
sut.nodename[sizeof(sut.nodename)-1] = '\0';
|
|
memcpy(sut.release, osrelease, sizeof(sut.release) - 1);
|
|
memcpy(sut.version, "1", sizeof(sut.version) - 1);
|
|
memcpy(sut.machine, machine, sizeof(sut.machine) - 1);
|
|
|
|
return copyout((caddr_t)&sut, (caddr_t)SCARG(uap, name),
|
|
sizeof(struct sunos_utsname));
|
|
}
|
|
|
|
int
|
|
sunos_sys_setpgrp(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_setpgrp_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
|
|
/*
|
|
* difference to our setpgid call is to include backwards
|
|
* compatibility to pre-setsid() binaries. Do setsid()
|
|
* instead of setpgid() in those cases where the process
|
|
* tries to create a new session the old way.
|
|
*/
|
|
if (!SCARG(uap, pgid) &&
|
|
(!SCARG(uap, pid) || SCARG(uap, pid) == p->p_pid))
|
|
return sys_setsid(l, uap, retval);
|
|
else
|
|
return sys_setpgid(l, uap, retval);
|
|
}
|
|
|
|
int
|
|
sunos_sys_open(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_open_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
int smode, nmode;
|
|
int noctty;
|
|
int ret;
|
|
|
|
caddr_t sg = stackgap_init(p, 0);
|
|
|
|
/* convert mode into NetBSD mode */
|
|
smode = SCARG(uap, flags);
|
|
noctty = smode & 0x8000;
|
|
nmode = smode &
|
|
(0x0001 | 0x0002 | 0x0008 | 0x0040 | 0x0200 | 0x0400 | 0x0800);
|
|
nmode |= ((smode & (0x0004 | 0x1000 | 0x4000)) ? O_NONBLOCK : 0);
|
|
nmode |= ((smode & 0x0080) ? O_SHLOCK : 0);
|
|
nmode |= ((smode & 0x0100) ? O_EXLOCK : 0);
|
|
nmode |= ((smode & 0x2000) ? O_FSYNC : 0);
|
|
|
|
if (nmode & O_CREAT)
|
|
CHECK_ALT_CREAT(p, &sg, SCARG(uap, path));
|
|
else
|
|
CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
|
|
|
|
SCARG(uap, flags) = nmode;
|
|
ret = sys_open(l, (struct sys_open_args *)uap, retval);
|
|
|
|
if (!ret && !noctty && SESS_LEADER(p) && !(p->p_flag & P_CONTROLT)) {
|
|
struct filedesc *fdp = p->p_fd;
|
|
struct file *fp;
|
|
|
|
fp = fd_getfile(fdp, *retval);
|
|
simple_unlock(&fp->f_slock);
|
|
|
|
/* ignore any error, just give it a try */
|
|
if (fp != NULL && fp->f_type == DTYPE_VNODE)
|
|
(fp->f_ops->fo_ioctl)(fp, TIOCSCTTY, (caddr_t)0, p);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
#if defined (NFSSERVER)
|
|
int
|
|
sunos_sys_nfssvc(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
#if 0
|
|
struct sunos_sys_nfssvc_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct emul *e = p->p_emul;
|
|
struct sys_nfssvc_args outuap;
|
|
struct sockaddr sa;
|
|
int error;
|
|
caddr_t sg = stackgap_init(p, 0);
|
|
|
|
memset(&outuap, 0, sizeof outuap);
|
|
SCARG(&outuap, fd) = SCARG(uap, fd);
|
|
SCARG(&outuap, mskval) = stackgap_alloc(p, &sg, sizeof(sa));
|
|
SCARG(&outuap, msklen) = sizeof(sa);
|
|
SCARG(&outuap, mtchval) = stackgap_alloc(p, &sg, sizeof(sa));
|
|
SCARG(&outuap, mtchlen) = sizeof(sa);
|
|
|
|
memset(&sa, 0, sizeof sa);
|
|
if (error = copyout(&sa, SCARG(&outuap, mskval), SCARG(&outuap, msklen)))
|
|
return (error);
|
|
if (error = copyout(&sa, SCARG(&outuap, mtchval), SCARG(&outuap, mtchlen)))
|
|
return (error);
|
|
|
|
return nfssvc(l, &outuap, retval);
|
|
#else
|
|
return (ENOSYS);
|
|
#endif
|
|
}
|
|
#endif /* NFSSERVER */
|
|
|
|
int
|
|
sunos_sys_ustat(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_ustat_args *uap = v;
|
|
struct sunos_ustat us;
|
|
int error;
|
|
|
|
memset(&us, 0, sizeof us);
|
|
|
|
/*
|
|
* XXX: should set f_tfree and f_tinode at least
|
|
* How do we translate dev -> fstat? (and then to sunos_ustat)
|
|
*/
|
|
|
|
if ((error = copyout(&us, SCARG(uap, buf), sizeof us)) != 0)
|
|
return (error);
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
sunos_sys_quotactl(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
|
|
return EINVAL;
|
|
}
|
|
|
|
int
|
|
sunos_sys_vhangup(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct proc *p = l->l_proc;
|
|
struct session *sp = p->p_session;
|
|
|
|
if (sp->s_ttyvp == 0)
|
|
return 0;
|
|
|
|
if (sp->s_ttyp && sp->s_ttyp->t_session == sp && sp->s_ttyp->t_pgrp)
|
|
pgsignal(sp->s_ttyp->t_pgrp, SIGHUP, 1);
|
|
|
|
(void) ttywait(sp->s_ttyp);
|
|
if (sp->s_ttyvp)
|
|
VOP_REVOKE(sp->s_ttyvp, REVOKEALL);
|
|
if (sp->s_ttyvp)
|
|
vrele(sp->s_ttyvp);
|
|
sp->s_ttyvp = NULL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int
|
|
sunstatfs(sp, buf)
|
|
struct statfs *sp;
|
|
caddr_t buf;
|
|
{
|
|
struct sunos_statfs ssfs;
|
|
|
|
memset(&ssfs, 0, sizeof ssfs);
|
|
ssfs.f_type = 0;
|
|
ssfs.f_bsize = sp->f_bsize;
|
|
ssfs.f_blocks = sp->f_blocks;
|
|
ssfs.f_bfree = sp->f_bfree;
|
|
ssfs.f_bavail = sp->f_bavail;
|
|
ssfs.f_files = sp->f_files;
|
|
ssfs.f_ffree = sp->f_ffree;
|
|
ssfs.f_fsid = sp->f_fsid;
|
|
return copyout((caddr_t)&ssfs, buf, sizeof ssfs);
|
|
}
|
|
|
|
int
|
|
sunos_sys_statfs(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_statfs_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct mount *mp;
|
|
struct statfs *sp;
|
|
int error;
|
|
struct nameidata nd;
|
|
|
|
caddr_t sg = stackgap_init(p, 0);
|
|
CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
|
|
|
|
NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, SCARG(uap, path), p);
|
|
if ((error = namei(&nd)) != 0)
|
|
return (error);
|
|
mp = nd.ni_vp->v_mount;
|
|
sp = &mp->mnt_stat;
|
|
vrele(nd.ni_vp);
|
|
if ((error = VFS_STATFS(mp, sp, p)) != 0)
|
|
return (error);
|
|
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
|
|
return sunstatfs(sp, (caddr_t)SCARG(uap, buf));
|
|
}
|
|
|
|
int
|
|
sunos_sys_fstatfs(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_fstatfs_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct file *fp;
|
|
struct mount *mp;
|
|
struct statfs *sp;
|
|
int error;
|
|
|
|
/* getvnode() will use the descriptor for us */
|
|
if ((error = getvnode(p->p_fd, SCARG(uap, fd), &fp)) != 0)
|
|
return (error);
|
|
mp = ((struct vnode *)fp->f_data)->v_mount;
|
|
sp = &mp->mnt_stat;
|
|
if ((error = VFS_STATFS(mp, sp, p)) != 0)
|
|
goto out;
|
|
sp->f_flags = mp->mnt_flag & MNT_VISFLAGMASK;
|
|
error = sunstatfs(sp, (caddr_t)SCARG(uap, buf));
|
|
out:
|
|
FILE_UNUSE(fp, p);
|
|
return (error);
|
|
}
|
|
|
|
int
|
|
sunos_sys_exportfs(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
/*
|
|
* XXX: should perhaps translate into a mount(2)
|
|
* with MOUNT_EXPORT?
|
|
*/
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
sunos_sys_mknod(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_mknod_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
|
|
caddr_t sg = stackgap_init(p, 0);
|
|
CHECK_ALT_CREAT(p, &sg, SCARG(uap, path));
|
|
|
|
if (S_ISFIFO(SCARG(uap, mode)))
|
|
return sys_mkfifo(l, uap, retval);
|
|
|
|
return sys_mknod(l, (struct sys_mknod_args *)uap, retval);
|
|
}
|
|
|
|
#define SUNOS_SC_ARG_MAX 1
|
|
#define SUNOS_SC_CHILD_MAX 2
|
|
#define SUNOS_SC_CLK_TCK 3
|
|
#define SUNOS_SC_NGROUPS_MAX 4
|
|
#define SUNOS_SC_OPEN_MAX 5
|
|
#define SUNOS_SC_JOB_CONTROL 6
|
|
#define SUNOS_SC_SAVED_IDS 7
|
|
#define SUNOS_SC_VERSION 8
|
|
|
|
int
|
|
sunos_sys_sysconf(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_sysconf_args *uap = v;
|
|
extern int maxfiles;
|
|
|
|
switch(SCARG(uap, name)) {
|
|
case SUNOS_SC_ARG_MAX:
|
|
*retval = ARG_MAX;
|
|
break;
|
|
case SUNOS_SC_CHILD_MAX:
|
|
*retval = maxproc;
|
|
break;
|
|
case SUNOS_SC_CLK_TCK:
|
|
*retval = 60; /* should this be `hz', ie. 100? */
|
|
break;
|
|
case SUNOS_SC_NGROUPS_MAX:
|
|
*retval = NGROUPS_MAX;
|
|
break;
|
|
case SUNOS_SC_OPEN_MAX:
|
|
*retval = maxfiles;
|
|
break;
|
|
case SUNOS_SC_JOB_CONTROL:
|
|
*retval = 1;
|
|
break;
|
|
case SUNOS_SC_SAVED_IDS:
|
|
#ifdef _POSIX_SAVED_IDS
|
|
*retval = 1;
|
|
#else
|
|
*retval = 0;
|
|
#endif
|
|
break;
|
|
case SUNOS_SC_VERSION:
|
|
*retval = 198808;
|
|
break;
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#define SUNOS_RLIMIT_NOFILE 6 /* Other RLIMIT_* are the same */
|
|
#define SUNOS_RLIM_NLIMITS 7
|
|
|
|
int
|
|
sunos_sys_getrlimit(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_getrlimit_args *uap = v;
|
|
|
|
if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS)
|
|
return EINVAL;
|
|
|
|
if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE)
|
|
SCARG(uap, which) = RLIMIT_NOFILE;
|
|
|
|
return compat_43_sys_getrlimit(l, uap, retval);
|
|
}
|
|
|
|
int
|
|
sunos_sys_setrlimit(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_getrlimit_args *uap = v;
|
|
|
|
if (SCARG(uap, which) >= SUNOS_RLIM_NLIMITS)
|
|
return EINVAL;
|
|
|
|
if (SCARG(uap, which) == SUNOS_RLIMIT_NOFILE)
|
|
SCARG(uap, which) = RLIMIT_NOFILE;
|
|
|
|
return compat_43_sys_setrlimit(l, uap, retval);
|
|
}
|
|
|
|
/* for the m68k machines */
|
|
#ifndef PT_GETFPREGS
|
|
#define PT_GETFPREGS -1
|
|
#endif
|
|
#ifndef PT_SETFPREGS
|
|
#define PT_SETFPREGS -1
|
|
#endif
|
|
|
|
static int sreq2breq[] = {
|
|
PT_TRACE_ME, PT_READ_I, PT_READ_D, -1,
|
|
PT_WRITE_I, PT_WRITE_D, -1, PT_CONTINUE,
|
|
PT_KILL, -1, PT_ATTACH, PT_DETACH,
|
|
PT_GETREGS, PT_SETREGS, PT_GETFPREGS, PT_SETFPREGS
|
|
};
|
|
static int nreqs = sizeof(sreq2breq) / sizeof(sreq2breq[0]);
|
|
|
|
int
|
|
sunos_sys_ptrace(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_ptrace_args *uap = v;
|
|
struct sys_ptrace_args pa;
|
|
int req;
|
|
|
|
req = SCARG(uap, req);
|
|
|
|
if (req < 0 || req >= nreqs)
|
|
return (EINVAL);
|
|
|
|
req = sreq2breq[req];
|
|
if (req == -1)
|
|
return (EINVAL);
|
|
|
|
SCARG(&pa, req) = req;
|
|
SCARG(&pa, pid) = (pid_t)SCARG(uap, pid);
|
|
SCARG(&pa, addr) = (caddr_t)SCARG(uap, addr);
|
|
SCARG(&pa, data) = SCARG(uap, data);
|
|
|
|
return sys_ptrace(l, &pa, retval);
|
|
}
|
|
|
|
/*
|
|
* SunOS reboot system call (for compatibility).
|
|
* Sun lets you pass in a boot string which the PROM
|
|
* saves and provides to the next boot program.
|
|
*/
|
|
|
|
#define SUNOS_RB_ASKNAME 0x001
|
|
#define SUNOS_RB_SINGLE 0x002
|
|
#define SUNOS_RB_NOSYNC 0x004
|
|
#define SUNOS_RB_HALT 0x008
|
|
#define SUNOS_RB_DUMP 0x080
|
|
#define SUNOS_RB_STRING 0x200
|
|
|
|
static struct sunos_howto_conv {
|
|
int sun_howto;
|
|
int bsd_howto;
|
|
} sunos_howto_conv[] = {
|
|
{ SUNOS_RB_ASKNAME, RB_ASKNAME },
|
|
{ SUNOS_RB_SINGLE, RB_SINGLE },
|
|
{ SUNOS_RB_NOSYNC, RB_NOSYNC },
|
|
{ SUNOS_RB_HALT, RB_HALT },
|
|
{ SUNOS_RB_DUMP, RB_DUMP },
|
|
{ SUNOS_RB_STRING, RB_STRING },
|
|
{ 0x000, 0 },
|
|
};
|
|
|
|
int
|
|
sunos_sys_reboot(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_reboot_args *uap = v;
|
|
struct proc *p = l->l_proc;
|
|
struct sys_reboot_args ua;
|
|
struct sunos_howto_conv *convp;
|
|
int error, bsd_howto, sun_howto;
|
|
char *bootstr;
|
|
|
|
if ((error = suser(p->p_ucred, &p->p_acflag)) != 0)
|
|
return (error);
|
|
|
|
/*
|
|
* Convert howto bits to BSD format.
|
|
*/
|
|
sun_howto = SCARG(uap, howto);
|
|
bsd_howto = 0;
|
|
convp = sunos_howto_conv;
|
|
while (convp->sun_howto) {
|
|
if (sun_howto & convp->sun_howto)
|
|
bsd_howto |= convp->bsd_howto;
|
|
convp++;
|
|
}
|
|
|
|
/*
|
|
* Sun RB_STRING (Get user supplied bootstring.)
|
|
* If the machine supports passing a string to the
|
|
* next booted kernel.
|
|
*/
|
|
if (sun_howto & SUNOS_RB_STRING) {
|
|
char bs[128];
|
|
|
|
error = copyinstr(SCARG(uap, bootstr), bs, sizeof(bs), 0);
|
|
|
|
if (error)
|
|
bootstr = NULL;
|
|
else
|
|
bootstr = bs;
|
|
} else
|
|
bootstr = NULL;
|
|
|
|
SCARG(&ua, opt) = bsd_howto;
|
|
SCARG(&ua, bootstr) = bootstr;
|
|
sys_reboot(l, &ua, retval);
|
|
return(0);
|
|
}
|
|
|
|
/*
|
|
* Generalized interface signal handler, 4.3-compatible.
|
|
*/
|
|
/* ARGSUSED */
|
|
int
|
|
sunos_sys_sigvec(l, v, retval)
|
|
struct lwp *l;
|
|
void *v;
|
|
register_t *retval;
|
|
{
|
|
struct sunos_sys_sigvec_args /* {
|
|
syscallarg(int) signum;
|
|
syscallarg(struct sigvec *) nsv;
|
|
syscallarg(struct sigvec *) osv;
|
|
} */ *uap = v;
|
|
struct sigvec nsv, osv;
|
|
struct sigaction nsa, osa;
|
|
int error;
|
|
/*XXX*/extern void compat_43_sigvec_to_sigaction
|
|
__P((const struct sigvec *, struct sigaction *));
|
|
/*XXX*/extern void compat_43_sigaction_to_sigvec
|
|
__P((const struct sigaction *, struct sigvec *));
|
|
|
|
if (SCARG(uap, nsv)) {
|
|
error = copyin(SCARG(uap, nsv), &nsv, sizeof(nsv));
|
|
if (error != 0)
|
|
return (error);
|
|
|
|
/*
|
|
* SunOS uses the mask 0x0004 as SV_RESETHAND
|
|
* meaning: `reset to SIG_DFL on delivery'.
|
|
* We support only the bits in: 0xF
|
|
* (those bits are the same as ours)
|
|
*/
|
|
if (nsv.sv_flags & ~0xF)
|
|
return (EINVAL);
|
|
|
|
compat_43_sigvec_to_sigaction(&nsv, &nsa);
|
|
}
|
|
error = sigaction1(l->l_proc, SCARG(uap, signum),
|
|
SCARG(uap, nsv) ? &nsa : 0,
|
|
SCARG(uap, osv) ? &osa : 0,
|
|
NULL, 0);
|
|
if (error != 0)
|
|
return (error);
|
|
|
|
if (SCARG(uap, osv)) {
|
|
compat_43_sigaction_to_sigvec(&osa, &osv);
|
|
error = copyout(&osv, SCARG(uap, osv), sizeof(osv));
|
|
if (error != 0)
|
|
return (error);
|
|
}
|
|
|
|
return (0);
|
|
}
|