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179 lines
4.3 KiB
C
179 lines
4.3 KiB
C
/*
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* Copyright (c) 1990 Jan-Simon Pendry
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* Copyright (c) 1990 Imperial College of Science, Technology & Medicine
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jan-Simon Pendry at Imperial College, London.
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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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* @(#)ufs_ops.c 8.1 (Berkeley) 6/6/93
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*
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* $Id$
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*
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*/
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#include "am.h"
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#ifdef HAS_UFS
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#include <sys/stat.h>
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#ifdef NFS_3
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typedef nfs_fh fhandle_t;
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#endif /* NFS_3 */
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#ifdef UFS_HDR
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#include UFS_HDR
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#endif /* UFS_HDR */
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#include <sys/mount.h>
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/*
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* UN*X file system
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*/
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/*
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* UFS needs local filesystem and device.
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*/
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static char *ufs_match P((am_opts *fo));
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static char *ufs_match(fo)
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am_opts *fo;
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{
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if (!fo->opt_dev) {
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plog(XLOG_USER, "ufs: no device specified");
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return 0;
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}
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#ifdef DEBUG
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dlog("UFS: mounting device \"%s\" on \"%s\"",
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fo->opt_dev, fo->opt_fs);
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#endif /* DEBUG */
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/*
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* Determine magic cookie to put in mtab
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*/
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return strdup(fo->opt_dev);
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}
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static mount_ufs(dir, fs_name, opts)
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char *dir;
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char *fs_name;
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char *opts;
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{
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struct ufs_args ufs_args;
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struct mntent mnt;
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int flags;
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/*
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* Figure out the name of the file system type.
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*/
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#ifdef M_NEWTYPE
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char *type = MOUNT_TYPE_UFS;
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#else
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int type = MOUNT_TYPE_UFS;
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#endif /* M_NEWTYPE */
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bzero((voidp) &ufs_args, sizeof(ufs_args)); /* Paranoid */
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/*
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* Fill in the mount structure
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*/
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mnt.mnt_dir = dir;
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mnt.mnt_fsname = fs_name;
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mnt.mnt_type = MTAB_TYPE_UFS;
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mnt.mnt_opts = opts;
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mnt.mnt_freq = 1;
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mnt.mnt_passno = 2;
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flags = compute_mount_flags(&mnt);
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#ifdef ULTRIX_HACK
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ufs_args.ufs_flags = flags;
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ufs_args.ufs_pgthresh = 64; /* 64K - XXX */
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flags &= M_RDONLY;
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#else
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ufs_args.fspec = fs_name;
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#endif /* ULTRIX_HACK */
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/*
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* Call generic mount routine
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*/
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return mount_fs(&mnt, flags, (caddr_t) &ufs_args, 0, type);
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}
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/*ARGSUSED*/
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static int ufs_fmount(mf)
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mntfs *mf;
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{
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int error;
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error = mount_ufs(mf->mf_mount, mf->mf_info, mf->mf_mopts);
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if (error) {
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errno = error;
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plog(XLOG_ERROR, "mount_ufs: %m");
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return error;
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}
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return 0;
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}
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static int ufs_fumount(mf)
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mntfs *mf;
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{
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return UMOUNT_FS(mf->mf_mount);
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}
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/*
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* Ops structure
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*/
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am_ops ufs_ops = {
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"ufs",
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ufs_match,
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0, /* ufs_init */
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auto_fmount,
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ufs_fmount,
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auto_fumount,
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ufs_fumount,
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efs_lookuppn,
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efs_readdir,
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0, /* ufs_readlink */
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0, /* ufs_mounted */
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0, /* ufs_umounted */
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find_afs_srvr,
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#ifdef FLUSH_KERNEL_NAME_CACHE
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FS_MKMNT|FS_NOTIMEOUT|FS_UBACKGROUND|FS_AMQINFO
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#else /* FLUSH_KERNEL_NAME_CACHE */
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FS_MKMNT|FS_NOTIMEOUT|FS_UBACKGROUND|FS_AMQINFO
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#endif /* FLUSH_KERNEL_NAME_CACHE */
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};
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#endif /* HAS_UFS */
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