Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Compatibility header file for e2fsck which should be included |
| 3 | * instead of linux/jfs.h |
| 4 | * |
| 5 | * Copyright (C) 2000 Stephen C. Tweedie |
| 6 | * |
| 7 | * This file may be redistributed under the terms of the |
| 8 | * GNU General Public License version 2 or at your discretion |
| 9 | * any later version. |
| 10 | */ |
| 11 | |
| 12 | /* |
| 13 | * Pull in the definition of the e2fsck context structure |
| 14 | */ |
Theodore Ts'o | 0e8a956 | 2000-12-09 06:41:25 +0000 | [diff] [blame] | 15 | #include "e2fsck.h" |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 16 | |
| 17 | struct buffer_head { |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 18 | e2fsck_t b_ctx; |
| 19 | io_channel b_io; |
| 20 | int b_size; |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 21 | unsigned long long b_blocknr; |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 22 | int b_dirty; |
| 23 | int b_uptodate; |
| 24 | int b_err; |
Theodore Ts'o | e35d548 | 2009-01-02 18:14:42 -0500 | [diff] [blame] | 25 | char b_data[1024]; |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 26 | }; |
| 27 | |
| 28 | struct inode { |
Theodore Ts'o | 86c627e | 2001-01-11 15:12:14 +0000 | [diff] [blame] | 29 | e2fsck_t i_ctx; |
| 30 | ext2_ino_t i_ino; |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 31 | struct ext2_inode i_ext2; |
| 32 | }; |
| 33 | |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 34 | struct kdev_s { |
| 35 | e2fsck_t k_ctx; |
| 36 | int k_dev; |
| 37 | }; |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 38 | |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 39 | #define K_DEV_FS 1 |
| 40 | #define K_DEV_JOURNAL 2 |
| 41 | |
| 42 | typedef struct kdev_s *kdev_t; |
| 43 | |
Theodore Ts'o | 3de085d | 2003-12-07 01:00:02 -0500 | [diff] [blame] | 44 | #define lock_buffer(bh) do {} while(0) |
| 45 | #define unlock_buffer(bh) do {} while(0) |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 46 | #define buffer_req(bh) 1 |
| 47 | #define do_readahead(journal, start) do {} while(0) |
Theodore Ts'o | efc6f62 | 2008-08-27 23:07:54 -0400 | [diff] [blame] | 48 | |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 49 | extern e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */ |
| 50 | |
| 51 | typedef struct { |
| 52 | int object_length; |
Theodore Ts'o | 1911bf1 | 2008-07-13 08:04:36 -0400 | [diff] [blame] | 53 | } lkmem_cache_t; |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 54 | |
| 55 | #define kmem_cache_alloc(cache,flags) malloc((cache)->object_length) |
| 56 | #define kmem_cache_free(cache,obj) free(obj) |
| 57 | #define kmem_cache_create(name,len,a,b,c,d) do_cache_create(len) |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 58 | #define kmem_cache_destroy(cache) do_cache_destroy(cache) |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 59 | #define kmalloc(len,flags) malloc(len) |
| 60 | #define kfree(p) free(p) |
| 61 | |
Theodore Ts'o | e5ea6b1 | 2008-05-20 14:51:14 -0400 | [diff] [blame] | 62 | #define cond_resched() do { } while (0) |
| 63 | |
Bernhard Rosenkränzer | 18a1444 | 2013-12-31 14:43:20 +0100 | [diff] [blame] | 64 | #ifndef __BIONIC__ |
Theodore Ts'o | e5ea6b1 | 2008-05-20 14:51:14 -0400 | [diff] [blame] | 65 | typedef unsigned int __be32; |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 66 | typedef __u64 __be64; |
Bernhard Rosenkränzer | 18a1444 | 2013-12-31 14:43:20 +0100 | [diff] [blame] | 67 | #endif |
Theodore Ts'o | e5ea6b1 | 2008-05-20 14:51:14 -0400 | [diff] [blame] | 68 | |
Theodore Ts'o | 185c4ae | 2008-05-23 01:00:19 -0400 | [diff] [blame] | 69 | #define __init |
| 70 | |
| 71 | /* |
| 72 | * Now pull in the real linux/jfs.h definitions. |
| 73 | */ |
| 74 | #include <ext2fs/kernel-jbd.h> |
| 75 | |
Theodore Ts'o | 2acad6b | 2008-06-07 11:04:10 -0400 | [diff] [blame] | 76 | /* |
| 77 | * We use the standard libext2fs portability tricks for inline |
Theodore Ts'o | efc6f62 | 2008-08-27 23:07:54 -0400 | [diff] [blame] | 78 | * functions. |
Theodore Ts'o | 2acad6b | 2008-06-07 11:04:10 -0400 | [diff] [blame] | 79 | */ |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 80 | #ifdef NO_INLINE_FUNCS |
Theodore Ts'o | 1911bf1 | 2008-07-13 08:04:36 -0400 | [diff] [blame] | 81 | extern lkmem_cache_t * do_cache_create(int len); |
| 82 | extern void do_cache_destroy(lkmem_cache_t *cache); |
Theodore Ts'o | 2acad6b | 2008-06-07 11:04:10 -0400 | [diff] [blame] | 83 | extern size_t journal_tag_bytes(journal_t *journal); |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 84 | #endif |
Theodore Ts'o | efc6f62 | 2008-08-27 23:07:54 -0400 | [diff] [blame] | 85 | |
Theodore Ts'o | 53ef44c | 2001-01-06 05:55:58 +0000 | [diff] [blame] | 86 | #if (defined(E2FSCK_INCLUDE_INLINE_FUNCS) || !defined(NO_INLINE_FUNCS)) |
| 87 | #ifdef E2FSCK_INCLUDE_INLINE_FUNCS |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 88 | #if (__STDC_VERSION__ >= 199901L) |
| 89 | #define _INLINE_ extern inline |
Theodore Ts'o | 53ef44c | 2001-01-06 05:55:58 +0000 | [diff] [blame] | 90 | #else |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 91 | #define _INLINE_ inline |
| 92 | #endif |
| 93 | #else /* !E2FSCK_INCLUDE_INLINE FUNCS */ |
| 94 | #if (__STDC_VERSION__ >= 199901L) |
| 95 | #define _INLINE_ inline |
| 96 | #else /* not C99 */ |
Theodore Ts'o | 53ef44c | 2001-01-06 05:55:58 +0000 | [diff] [blame] | 97 | #ifdef __GNUC__ |
| 98 | #define _INLINE_ extern __inline__ |
| 99 | #else /* For Watcom C */ |
| 100 | #define _INLINE_ extern inline |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 101 | #endif /* __GNUC__ */ |
| 102 | #endif /* __STDC_VERSION__ >= 199901L */ |
| 103 | #endif /* E2FSCK_INCLUDE_INLINE_FUNCS */ |
| 104 | |
Theodore Ts'o | 53ef44c | 2001-01-06 05:55:58 +0000 | [diff] [blame] | 105 | |
Theodore Ts'o | 1911bf1 | 2008-07-13 08:04:36 -0400 | [diff] [blame] | 106 | _INLINE_ lkmem_cache_t * do_cache_create(int len) |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 107 | { |
Theodore Ts'o | 1911bf1 | 2008-07-13 08:04:36 -0400 | [diff] [blame] | 108 | lkmem_cache_t *new_cache; |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 109 | new_cache = malloc(sizeof(*new_cache)); |
| 110 | if (new_cache) |
| 111 | new_cache->object_length = len; |
| 112 | return new_cache; |
| 113 | } |
| 114 | |
Theodore Ts'o | 1911bf1 | 2008-07-13 08:04:36 -0400 | [diff] [blame] | 115 | _INLINE_ void do_cache_destroy(lkmem_cache_t *cache) |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 116 | { |
| 117 | free(cache); |
| 118 | } |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 119 | |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 120 | /* |
Theodore Ts'o | 185c4ae | 2008-05-23 01:00:19 -0400 | [diff] [blame] | 121 | * helper functions to deal with 32 or 64bit block numbers. |
Theodore Ts'o | cc7067b | 2001-01-03 13:24:06 +0000 | [diff] [blame] | 122 | */ |
Theodore Ts'o | 185c4ae | 2008-05-23 01:00:19 -0400 | [diff] [blame] | 123 | _INLINE_ size_t journal_tag_bytes(journal_t *journal) |
| 124 | { |
| 125 | if (JFS_HAS_INCOMPAT_FEATURE(journal, JFS_FEATURE_INCOMPAT_64BIT)) |
| 126 | return JBD_TAG_SIZE64; |
| 127 | else |
| 128 | return JBD_TAG_SIZE32; |
| 129 | } |
| 130 | |
| 131 | #undef _INLINE_ |
| 132 | #endif |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 133 | |
| 134 | /* |
| 135 | * Kernel compatibility functions are defined in journal.c |
| 136 | */ |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 137 | int journal_bmap(journal_t *journal, blk64_t block, unsigned long long *phys); |
| 138 | struct buffer_head *getblk(kdev_t ctx, blk64_t blocknr, int blocksize); |
Theodore Ts'o | 93effaa | 2004-05-26 20:58:45 -0400 | [diff] [blame] | 139 | void sync_blockdev(kdev_t kdev); |
Theodore Ts'o | 8cf9333 | 2001-12-16 02:23:36 -0500 | [diff] [blame] | 140 | void ll_rw_block(int rw, int dummy, struct buffer_head *bh[]); |
| 141 | void mark_buffer_dirty(struct buffer_head *bh); |
| 142 | void mark_buffer_uptodate(struct buffer_head *bh, int val); |
| 143 | void brelse(struct buffer_head *bh); |
| 144 | int buffer_uptodate(struct buffer_head *bh); |
| 145 | void wait_on_buffer(struct buffer_head *bh); |
Theodore Ts'o | 3de085d | 2003-12-07 01:00:02 -0500 | [diff] [blame] | 146 | |
| 147 | /* |
| 148 | * Define newer 2.5 interfaces |
| 149 | */ |
| 150 | #define __getblk(dev, blocknr, blocksize) getblk(dev, blocknr, blocksize) |
| 151 | #define set_buffer_uptodate(bh) mark_buffer_uptodate(bh, 1) |