mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-27 16:58:09 +01:00
89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
/**
|
|
* \file fsw_reiserfs.h
|
|
* ReiserFS file system driver header.
|
|
*/
|
|
|
|
/*-
|
|
* Copyright (c) 2006 Christoph Pfisterer
|
|
*
|
|
* 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 2
|
|
* 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, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef _FSW_REISERFS_H_
|
|
#define _FSW_REISERFS_H_
|
|
|
|
#define VOLSTRUCTNAME fsw_reiserfs_volume
|
|
#define DNODESTRUCTNAME fsw_reiserfs_dnode
|
|
#include "fsw_core.h"
|
|
|
|
#include "fsw_reiserfs_disk.h"
|
|
|
|
|
|
//! Block size (in shift bits) to be used when reading the reiserfs superblock.
|
|
#define REISERFS_SUPERBLOCK_BLOCKSIZEBITS 12
|
|
//! Block size (in bytes) to be used when reading the reiserfs superblock.
|
|
#define REISERFS_SUPERBLOCK_BLOCKSIZE (1<<REISERFS_SUPERBLOCK_BLOCKSIZEBITS)
|
|
|
|
|
|
/**
|
|
* ReiserFS: Results from a tree search.
|
|
*/
|
|
|
|
struct fsw_reiserfs_item {
|
|
int valid;
|
|
|
|
// the found item
|
|
struct item_head ih;
|
|
fsw_u64 item_offset;
|
|
fsw_u32 item_type;
|
|
|
|
fsw_u8 *item_data;
|
|
|
|
// path information
|
|
fsw_u32 path_bno[MAX_HEIGHT];
|
|
fsw_u32 path_index[MAX_HEIGHT];
|
|
|
|
// block release information
|
|
fsw_u32 block_bno;
|
|
void *block_buffer;
|
|
};
|
|
|
|
|
|
/**
|
|
* ReiserFS: Volume structure with reiserfs-specific data.
|
|
*/
|
|
|
|
struct fsw_reiserfs_volume {
|
|
struct fsw_volume g; //!< Generic volume structure
|
|
|
|
struct reiserfs_super_block *sb; //!< Full raw reiserfs superblock structure
|
|
int version; //!< Flag for 3.5 or 3.6 format
|
|
};
|
|
|
|
/**
|
|
* ReiserFS: Dnode structure with reiserfs-specific data.
|
|
*/
|
|
|
|
struct fsw_reiserfs_dnode {
|
|
struct fsw_dnode g; //!< Generic dnode structure
|
|
|
|
fsw_u32 dir_id; //!< Locality ID for the reiserfs tree (parent dir id)
|
|
struct stat_data_v1 *sd_v1; //!< Full stat_data, version 1
|
|
struct stat_data *sd_v2; //!< Full stat_data, version 2
|
|
};
|
|
|
|
|
|
#endif
|