mkfs/xfs_mkfs.h

   1 /*
   2  * Copyright (c) 2000-2001 Silicon Graphics, Inc.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of version 2 of the GNU General Public License as
   6  * published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it would be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  11  *
  12  * Further, this software is distributed without any warranty that it is
  13  * free of the rightful claim of any third person regarding infringement
  14  * or the like.  Any license provided herein, whether implied or
  15  * otherwise, applies only to this software file.  Patent licenses, if
  16  * any, provided herein do not apply to combinations of this program with
  17  * other software, or any other product whatsoever.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write the Free Software Foundation, Inc., 59
  21  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
  22  *
  23  * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  24  * Mountain View, CA  94043, or:
  25  *
  26  * http://www.sgi.com
  27  *
  28  * For further information regarding this notice, see:
  29  *
  30  * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  31  */
  32 #ifndef __XFS_MKFS_H__
  33 #define __XFS_MKFS_H__
  34
  35 #define XFS_DFL_BLOCKSIZE_LOG   12              /* 4096 byte blocks */
  36 #define XFS_DINODE_DFL_LOG      8               /* 256 byte inodes */
  37 #define XFS_MIN_DATA_BLOCKS     100
  38 #define XFS_MIN_INODE_PERBLOCK  2               /* min inodes per block */
  39 #define XFS_DFL_IMAXIMUM_PCT    25              /* max % of space for inodes */
  40 #define XFS_IFLAG_ALIGN         1               /* -i align defaults on */
  41 #define XFS_MIN_REC_DIRSIZE     12              /* 4096 byte dirblocks (V2) */
  42 #define XFS_DFL_DIR_VERSION     2               /* default directory version */
  43 #define XFS_DFL_LOG_SIZE        1000            /* default log size, blocks */
  44 #define XFS_MIN_LOG_FACTOR      3               /* min log size factor */
  45 #define XFS_DFL_LOG_FACTOR      16              /* default log size, factor */
  46                                                 /* with max trans reservation */
  47 #define XFS_MAX_INODE_SIG_BITS  32              /* most significant bits in an
  48                                                  * inode number that we'll
  49                                                  * accept w/o warnings
  50                                                  */
  51 extern void  usage (void);
  52 extern long long  cvtnum (int blocksize, char *s);
  53
  54 #endif  /* __XFS_MKFS_H__ */