fs/freevxfs/vxfs_fshead.h

   1 /*
   2  * Copyright (c) 2000-2001 Christoph Hellwig.
   3  * Copyright (c) 2016 Krzysztof Blaszkowski
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions, and the following disclaimer,
  11  *    without modification.
  12  * 2. The name of the author may not be used to endorse or promote products
  13  *    derived from this software without specific prior written permission.
  14  *
  15  * Alternatively, this software may be distributed under the terms of the
  16  * GNU General Public License ("GPL").
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  22  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  *
  30  */
  31 #ifndef _VXFS_FSHEAD_H_
  32 #define _VXFS_FSHEAD_H_
  33
  34 /*
  35  * Veritas filesystem driver - fileset header structures.
  36  *
  37  * This file contains the physical structure of the VxFS
  38  * fileset header.
  39  */
  40
  41
  42 /*
  43  * Fileset header
  44  */
  45 struct vxfs_fsh {
  46         __fs32          fsh_version;            /* fileset header version */
  47         __fs32          fsh_fsindex;            /* fileset index */
  48         __fs32          fsh_time;               /* modification time - sec */
  49         __fs32          fsh_utime;              /* modification time - usec */
  50         __fs32          fsh_extop;              /* extop flags */
  51         __fs32          fsh_ninodes;            /* allocated inodes */
  52         __fs32          fsh_nau;                /* number of IAUs */
  53         __fs32          fsh_old_ilesize;        /* old size of ilist */
  54         __fs32          fsh_dflags;             /* flags */
  55         __fs32          fsh_quota;              /* quota limit */
  56         __fs32          fsh_maxinode;           /* maximum inode number */
  57         __fs32          fsh_iauino;             /* IAU inode */
  58         __fs32          fsh_ilistino[2];        /* ilist inodes */
  59         __fs32          fsh_lctino;             /* link count table inode */
  60
  61         /*
  62          * Slightly more fields follow, but they
  63          *  a) are not of any interest for us, and
  64          *  b) differ a lot in different vxfs versions/ports
  65          */
  66 };
  67
  68 #endif /* _VXFS_FSHEAD_H_ */