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| author | Jan Kara <jack@suse.cz> | 2007-05-08 00:35:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-08 11:15:21 -0700 |
| commit | ff116fc8d1d43927c7651b91d5aec41eb30c4429 (patch) | |
| tree | 9b452298e6f070be35b2d366ce4a10e4a1384d17 /fs/udf/udfdecl.h | |
| parent | 60448b1d6db4e82946ff9a2ac88df341f5fa87a2 (diff) | |
| download | op-kernel-dev-ff116fc8d1d43927c7651b91d5aec41eb30c4429.zip op-kernel-dev-ff116fc8d1d43927c7651b91d5aec41eb30c4429.tar.gz | |
UDF: introduce struct extent_position
Introduce a structure extent_position to store a position of an extent and
the corresponding buffer_head in one place.
Signed-off-by: Jan Kara <jack@suse.cz>
Acked-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/udf/udfdecl.h')
| -rw-r--r-- | fs/udf/udfdecl.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h index d3deb32..a89f454 100644 --- a/fs/udf/udfdecl.h +++ b/fs/udf/udfdecl.h @@ -77,6 +77,13 @@ struct ustr uint8_t u_len; }; +struct extent_position { + struct buffer_head *bh; + uint32_t offset; + kernel_lb_addr block; +}; + + /* super.c */ extern void udf_error(struct super_block *, const char *, const char *, ...); extern void udf_warning(struct super_block *, const char *, const char *, ...); @@ -99,12 +106,12 @@ extern void udf_delete_inode(struct inode *); extern void udf_clear_inode(struct inode *); extern int udf_write_inode(struct inode *, int); extern long udf_block_map(struct inode *, sector_t); -extern int8_t inode_bmap(struct inode *, sector_t, kernel_lb_addr *, uint32_t *, kernel_lb_addr *, uint32_t *, sector_t *, struct buffer_head **); -extern int8_t udf_add_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr, uint32_t, struct buffer_head **, int); -extern int8_t udf_write_aext(struct inode *, kernel_lb_addr, int *, kernel_lb_addr, uint32_t, struct buffer_head *, int); -extern int8_t udf_delete_aext(struct inode *, kernel_lb_addr, int, kernel_lb_addr, uint32_t, struct buffer_head *); -extern int8_t udf_next_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int); -extern int8_t udf_current_aext(struct inode *, kernel_lb_addr *, int *, kernel_lb_addr *, uint32_t *, struct buffer_head **, int); +extern int8_t inode_bmap(struct inode *, sector_t, struct extent_position *, kernel_lb_addr *, uint32_t *, sector_t *); +extern int8_t udf_add_aext(struct inode *, struct extent_position *, kernel_lb_addr, uint32_t, int); +extern int8_t udf_write_aext(struct inode *, struct extent_position *, kernel_lb_addr, uint32_t, int); +extern int8_t udf_delete_aext(struct inode *, struct extent_position, kernel_lb_addr, uint32_t); +extern int8_t udf_next_aext(struct inode *, struct extent_position *, kernel_lb_addr *, uint32_t *, int); +extern int8_t udf_current_aext(struct inode *, struct extent_position *, kernel_lb_addr *, uint32_t *, int); /* misc.c */ extern struct buffer_head *udf_tgetblk(struct super_block *, int); @@ -151,7 +158,7 @@ extern int udf_new_block(struct super_block *, struct inode *, uint16_t, uint32_ extern int udf_fsync_file(struct file *, struct dentry *, int); /* directory.c */ -extern struct fileIdentDesc * udf_fileident_read(struct inode *, loff_t *, struct udf_fileident_bh *, struct fileIdentDesc *, kernel_lb_addr *, uint32_t *, kernel_lb_addr *, uint32_t *, sector_t *, struct buffer_head **); +extern struct fileIdentDesc * udf_fileident_read(struct inode *, loff_t *, struct udf_fileident_bh *, struct fileIdentDesc *, struct extent_position *, kernel_lb_addr *, uint32_t *, sector_t *); extern struct fileIdentDesc * udf_get_fileident(void * buffer, int bufsize, int * offset); extern long_ad * udf_get_filelongad(uint8_t *, int, int *, int); extern short_ad * udf_get_fileshortad(uint8_t *, int, int *, int); |
