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wdenk518e2e12004-03-25 14:59:05 +00001/*
2 * Copyright 2000-2002 by Hans Reiser, licensing governed by reiserfs/README
3 *
4 * GRUB -- GRand Unified Bootloader
5 * Copyright (C) 2000, 2001 Free Software Foundation, Inc.
6 *
7 * (C) Copyright 2003 Sysgo Real-Time Solutions, AG <www.elinos.com>
8 * Pavel Bartusek <pba@sysgo.de>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
25/* An implementation for the ReiserFS filesystem ported from GRUB.
26 * Some parts of this code (mainly the structures and defines) are
27 * from the original reiser fs code, as found in the linux kernel.
28 */
29
30
31#define SECTOR_SIZE 0x200
32#define SECTOR_BITS 9
33
34/* Error codes */
35typedef enum
36{
37 ERR_NONE = 0,
38 ERR_BAD_FILENAME,
39 ERR_BAD_FILETYPE,
40 ERR_BAD_GZIP_DATA,
41 ERR_BAD_GZIP_HEADER,
42 ERR_BAD_PART_TABLE,
43 ERR_BAD_VERSION,
44 ERR_BELOW_1MB,
45 ERR_BOOT_COMMAND,
46 ERR_BOOT_FAILURE,
47 ERR_BOOT_FEATURES,
48 ERR_DEV_FORMAT,
49 ERR_DEV_VALUES,
50 ERR_EXEC_FORMAT,
51 ERR_FILELENGTH,
52 ERR_FILE_NOT_FOUND,
53 ERR_FSYS_CORRUPT,
54 ERR_FSYS_MOUNT,
55 ERR_GEOM,
56 ERR_NEED_LX_KERNEL,
57 ERR_NEED_MB_KERNEL,
58 ERR_NO_DISK,
59 ERR_NO_PART,
60 ERR_NUMBER_PARSING,
61 ERR_OUTSIDE_PART,
62 ERR_READ,
63 ERR_SYMLINK_LOOP,
64 ERR_UNRECOGNIZED,
65 ERR_WONT_FIT,
66 ERR_WRITE,
67 ERR_BAD_ARGUMENT,
68 ERR_UNALIGNED,
69 ERR_PRIVILEGED,
70 ERR_DEV_NEED_INIT,
71 ERR_NO_DISK_SPACE,
72 ERR_NUMBER_OVERFLOW,
73
74 MAX_ERR_NUM
75} reiserfs_error_t;
76
77
78extern int reiserfs_set_blk_dev(block_dev_desc_t *rbdd, int part);
79extern int reiserfs_ls (char *dirname);
80extern int reiserfs_open (char *filename);
81extern int reiserfs_read (char *buf, unsigned len);
82extern int reiserfs_mount (unsigned part_length);