| Denis Vlasenko | c4f623e | 2006-12-26 01:30:59 +0000 | [diff] [blame] | 1 | /* vi: set sw=4 ts=4: */ |
| 2 | /* |
| 3 | * ext2fsP.h --- private header file for ext2 library |
| 4 | * |
| 5 | * Copyright (C) 1997 Theodore Ts'o. |
| 6 | * |
| 7 | * %Begin-Header% |
| 8 | * This file may be redistributed under the terms of the GNU Public |
| 9 | * License. |
| 10 | * %End-Header% |
| 11 | */ |
| 12 | |
| 13 | #include "ext2fs.h" |
| 14 | |
| 15 | /* |
| 16 | * Badblocks list |
| 17 | */ |
| 18 | struct ext2_struct_u32_list { |
| 19 | int magic; |
| 20 | int num; |
| 21 | int size; |
| 22 | __u32 *list; |
| 23 | int badblocks_flags; |
| 24 | }; |
| 25 | |
| 26 | struct ext2_struct_u32_iterate { |
| 27 | int magic; |
| 28 | ext2_u32_list bb; |
| 29 | int ptr; |
| 30 | }; |
| 31 | |
| 32 | |
| 33 | /* |
| 34 | * Directory block iterator definition |
| 35 | */ |
| 36 | struct ext2_struct_dblist { |
| 37 | int magic; |
| 38 | ext2_filsys fs; |
| 39 | ext2_ino_t size; |
| 40 | ext2_ino_t count; |
| 41 | int sorted; |
| 42 | struct ext2_db_entry * list; |
| 43 | }; |
| 44 | |
| 45 | /* |
| 46 | * For directory iterators |
| 47 | */ |
| 48 | struct dir_context { |
| 49 | ext2_ino_t dir; |
| 50 | int flags; |
| 51 | char *buf; |
| 52 | int (*func)(ext2_ino_t dir, |
| 53 | int entry, |
| 54 | struct ext2_dir_entry *dirent, |
| 55 | int offset, |
| 56 | int blocksize, |
| 57 | char *buf, |
| 58 | void *priv_data); |
| 59 | void *priv_data; |
| 60 | errcode_t errcode; |
| 61 | }; |
| 62 | |
| 63 | /* |
| 64 | * Inode cache structure |
| 65 | */ |
| 66 | struct ext2_inode_cache { |
| 67 | void * buffer; |
| 68 | blk_t buffer_blk; |
| 69 | int cache_last; |
| 70 | int cache_size; |
| 71 | int refcount; |
| 72 | struct ext2_inode_cache_ent *cache; |
| 73 | }; |
| 74 | |
| 75 | struct ext2_inode_cache_ent { |
| 76 | ext2_ino_t ino; |
| 77 | struct ext2_inode inode; |
| 78 | }; |
| 79 | |
| 80 | /* Function prototypes */ |
| 81 | |
| 82 | extern int ext2fs_process_dir_block(ext2_filsys fs, |
| 83 | blk_t *blocknr, |
| 84 | e2_blkcnt_t blockcnt, |
| 85 | blk_t ref_block, |
| 86 | int ref_offset, |
| 87 | void *priv_data); |
| 88 | |
| 89 | |