e2fsprogs/e2fsck/jfs_compat.h

78 lines
1.7 KiB
C

#ifndef _JFS_COMPAT_H
#define _JFS_COMPAT_H
#include "e2fsck.h"
#include <errno.h>
#define printk printf
#define KERN_ERR ""
#define KERN_DEBUG ""
#define READ 0
#define WRITE 1
typedef int tid_t;
typedef e2fsck_t kdev_t;
typedef struct journal_s journal_t;
struct buffer_head {
char b_data[8192];
e2fsck_t b_ctx;
io_channel b_io;
int b_size;
blk_t b_blocknr;
int b_dirty;
int b_uptodate;
int b_err;
};
struct inode {
e2fsck_t i_ctx;
ino_t i_ino;
struct ext2_inode i_ext2;
};
struct journal_s
{
unsigned long j_flags;
int j_errno;
struct buffer_head * j_sb_buffer;
struct journal_superblock_s *j_superblock;
unsigned long j_head;
unsigned long j_tail;
unsigned long j_free;
unsigned long j_first, j_last;
kdev_t j_dev;
int j_blocksize;
unsigned int j_blk_offset;
unsigned int j_maxlen;
struct inode * j_inode;
tid_t j_tail_sequence;
tid_t j_transaction_sequence;
__u8 j_uuid[16];
};
int bmap(struct inode *inode, int block);
struct buffer_head *getblk(e2fsck_t ctx, blk_t blocknr, int blocksize);
void ll_rw_block(int rw, int dummy, struct buffer_head *bh);
void mark_buffer_dirty(struct buffer_head *bh, int dummy);
void brelse(struct buffer_head *bh);
int buffer_uptodate(struct buffer_head *bh);
void wait_on_buffer(struct buffer_head *bh);
#define fsync_dev(dev) do {} while(0)
#define buffer_req(bh) 1
#define do_readahead(journal, start) do {} while(0)
extern e2fsck_t e2fsck_global_ctx; /* Try your very best not to use this! */
#define J_ASSERT(assert) \
do { if (!(assert)) { \
printf ("Assertion failure in %s() at %s line %d: " \
"\"%s\"\n", \
__FUNCTION__, __FILE__, __LINE__, # assert); \
fatal_error(e2fsck_global_ctx, 0); \
} } while (0)
#endif /* _JFS_COMPAT_H */