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121 lines
2.8 KiB
C
121 lines
2.8 KiB
C
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/*
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* Compatibility header file for e2fsck which should be included
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* instead of linux/jfs.h
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*
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* Copyright (C) 2000 Stephen C. Tweedie
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*
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* This file may be redistributed under the terms of the
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* GNU General Public License version 2 or at your discretion
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* any later version.
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*/
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/*
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* Pull in the definition of the e2fsck context structure
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*/
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#include "e2fsck.h"
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struct buffer_head {
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char b_data[8192];
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e2fsck_t b_ctx;
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io_channel b_io;
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int b_size;
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blk_t b_blocknr;
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int b_dirty;
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int b_uptodate;
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int b_err;
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};
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struct inode {
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e2fsck_t i_ctx;
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ext2_ino_t i_ino;
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struct ext2_inode i_ext2;
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};
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struct kdev_s {
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e2fsck_t k_ctx;
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int k_dev;
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};
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#define K_DEV_FS 1
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#define K_DEV_JOURNAL 2
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typedef struct kdev_s *kdev_t;
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#define lock_buffer(bh) do {} while(0)
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#define unlock_buffer(bh) do {} while(0)
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#define buffer_req(bh) 1
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#define do_readahead(journal, start) do {} while(0)
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extern e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */
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typedef struct {
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int object_length;
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} kmem_cache_t;
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#define kmem_cache_alloc(cache,flags) malloc((cache)->object_length)
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#define kmem_cache_free(cache,obj) free(obj)
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#define kmem_cache_create(name,len,a,b,c,d) do_cache_create(len)
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#define kmem_cache_destroy(cache) do_cache_destroy(cache)
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#define kmalloc(len,flags) malloc(len)
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#define kfree(p) free(p)
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/*
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* We use the standard libext2fs portability tricks for inline
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* functions.
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*/
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extern kmem_cache_t * do_cache_create(int len);
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extern void do_cache_destroy(kmem_cache_t *cache);
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#if (defined(E2FSCK_INCLUDE_INLINE_FUNCS) || !defined(NO_INLINE_FUNCS))
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#ifdef E2FSCK_INCLUDE_INLINE_FUNCS
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#define _INLINE_ extern
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#else
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#ifdef __GNUC__
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#define _INLINE_ extern __inline__
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#else /* For Watcom C */
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#define _INLINE_ extern inline
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#endif
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#endif
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_INLINE_ kmem_cache_t * do_cache_create(int len)
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{
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kmem_cache_t *new_cache;
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new_cache = malloc(sizeof(*new_cache));
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if (new_cache)
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new_cache->object_length = len;
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return new_cache;
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}
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_INLINE_ void do_cache_destroy(kmem_cache_t *cache)
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{
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free(cache);
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}
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#undef _INLINE_
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#endif
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#define __init
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/*
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* Now pull in the real linux/jfs.h definitions.
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*/
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#include <ext2fs/kernel-jbd.h>
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/*
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* Kernel compatibility functions are defined in journal.c
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*/
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int journal_bmap(journal_t *journal, blk_t block, unsigned long *phys);
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struct buffer_head *getblk(kdev_t ctx, blk_t blocknr, int blocksize);
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void sync_blockdev(kdev_t kdev);
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void ll_rw_block(int rw, int dummy, struct buffer_head *bh[]);
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void mark_buffer_dirty(struct buffer_head *bh);
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void mark_buffer_uptodate(struct buffer_head *bh, int val);
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void brelse(struct buffer_head *bh);
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int buffer_uptodate(struct buffer_head *bh);
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void wait_on_buffer(struct buffer_head *bh);
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/*
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* Define newer 2.5 interfaces
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*/
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#define __getblk(dev, blocknr, blocksize) getblk(dev, blocknr, blocksize)
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#define set_buffer_uptodate(bh) mark_buffer_uptodate(bh, 1)
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