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[davej-history.git] / include / linux / fat_cvf.h
blobbfaf4b0570bb8aa5ca704fde1081cae992bd5124
1 #ifndef _FAT_CVF
2 #define _FAT_CVF
4 #define CVF_USE_READPAGE 0x0001
6 struct cvf_format
7 { int cvf_version;
8 char* cvf_version_text;
9 unsigned long flags;
10 int (*detect_cvf) (struct super_block*sb);
11 int (*mount_cvf) (struct super_block*sb,char*options);
12 int (*unmount_cvf) (struct super_block*sb);
13 struct buffer_head* (*cvf_bread) (struct super_block*sb,int block);
14 struct buffer_head* (*cvf_getblk) (struct super_block*sb,int block);
15 void (*cvf_brelse) (struct super_block *sb,struct buffer_head *bh);
16 void (*cvf_mark_buffer_dirty) (struct super_block *sb,
17 struct buffer_head *bh);
18 void (*cvf_set_uptodate) (struct super_block *sb,
19 struct buffer_head *bh,
20 int val);
21 int (*cvf_is_uptodate) (struct super_block *sb,struct buffer_head *bh);
22 void (*cvf_ll_rw_block) (struct super_block *sb,
23 int opr,
24 int nbreq,
25 struct buffer_head *bh[32]);
26 int (*fat_access) (struct super_block *sb,int nr,int new_value);
27 int (*cvf_statfs) (struct super_block *sb,struct statfs *buf, int bufsiz);
28 int (*cvf_bmap) (struct inode *inode,int block);
29 ssize_t (*cvf_file_read) ( struct file *, char *, size_t, loff_t *);
30 ssize_t (*cvf_file_write) ( struct file *, const char *, size_t, loff_t *);
31 int (*cvf_mmap) (struct file *, struct vm_area_struct *);
32 int (*cvf_readpage) (struct inode *, struct page *);
33 int (*cvf_writepage) (struct inode *, struct page *);
34 int (*cvf_dir_ioctl) (struct inode * inode, struct file * filp,
35 unsigned int cmd, unsigned long arg);
36 void (*zero_out_cluster) (struct inode*, int clusternr);
39 int register_cvf_format(struct cvf_format*cvf_format);
40 int unregister_cvf_format(struct cvf_format*cvf_format);
41 void dec_cvf_format_use_count_by_version(int version);
42 int detect_cvf(struct super_block*sb,char*force);
44 extern struct cvf_format *cvf_formats[];
45 extern int cvf_format_use_count[];
47 #endif