ext2.h

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/*
    ext2.h -- ext2 header
    Copyright (C) 1998-2000, 2007, 2009-2014, 2019-2023 Free Software
    Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#ifndef _EXT2_H
#define _EXT2_H
 
#include <parted/parted.h>
#include <parted/debug.h>
#include <sys/types.h>
 
#include <inttypes.h>
 
#if ENABLE_NLS
#  include <libintl.h>
#  define _(String) dgettext (PACKAGE, String)
#else
#  define _(String) (String)
#endif /* ENABLE_NLS */
 
typedef u_int32_t blk_t;
 
#ifdef HAVE_LINUX_EXT2_FS_H__FAILS_TO_COMPILE
#include <linux/ext2_fs.h>
#else
#include "ext2_fs.h"
#endif
 
struct ext2_fs
{
        struct ext2_dev_handle           *devhandle;
 
        struct ext2_super_block           sb;
        struct ext2_group_desc           *gd;
        struct ext2_buffer_cache         *bc;
        int                               metadirty;                    /* 0:all sb&gd copies clean
                                                                           1:all sb&gd copies dirty
                                                                           2:only first sb&gd copy clean */
 
        int                               dynamic_version;
        int                               sparse;                       /* sparse superblocks */
        int                               has_journal;                  /* journal */
        int                               has_internal_journal;
 
        int                               blocksize;
        int                               logsize;
        blk_t                             adminblocks;
        blk_t                             gdblocks;
        blk_t                             itoffset;
        blk_t                             inodeblocks;
        int                               numgroups;
        int                               r_frac;                       /* reserved % of blocks */
 
        unsigned char                    *relocator_pool;
        unsigned char                    *relocator_pool_end;
 
        int                              opt_debug;
        int                              opt_safe;
        int                              opt_verbose;
 
        void                             *journal;
};
 
#endif