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#ifndef _AFFS_FS_H
#define _AFFS_FS_H
/*
* The affs filesystem constants/structures
*/
#include <linux/types.h>
#define AFFS_SUPER_MAGIC 0xadff
/* Get the filesystem block size given an inode. */
#define AFFS_I2BSIZE(inode) ((inode)->i_sb->s_blocksize)
/* Get the filesystem hash table size given an inode. */
#define AFFS_I2HSIZE(inode) ((inode)->i_sb->u.affs_sb.s_hashsize)
/* Get the block number bits given an inode */
#define AFFS_I2BITS(inode) ((inode)->i_sb->s_blocksize_bits)
/* Get the fs type given an inode */
#define AFFS_I2FSTYPE(inode) ((inode)->i_sb->u.affs_sb.s_flags & SF_INTL)
struct DateStamp
{
u32 ds_Days;
u32 ds_Minute;
u32 ds_Tick;
};
/* --- Prototypes ----------------------------------------------------------------------------- */
/* amigaffs.c */
extern int affs_get_key_entry(int bsize, void *data, int entry_pos);
extern int affs_get_file_name(int bsize, void *fh_data, unsigned char **name);
extern u32 affs_checksum_block(int bsize, void *data, s32 *ptype, s32 *stype);
extern void affs_fix_checksum(int bsize, void *data, int cspos);
extern void secs_to_datestamp(time_t secs, struct DateStamp *ds);
extern int prot_to_mode(unsigned int prot);
extern u32 mode_to_prot(int mode);
extern int affs_insert_hash(unsigned long dir_ino, struct buffer_head *header,
struct inode *inode);
extern int affs_remove_hash(struct buffer_head *bh, struct inode *inode);
extern int affs_remove_link(struct buffer_head *bh, struct inode *inode);
extern int affs_remove_header(struct buffer_head *bh, struct inode *inode);
extern void affs_error(struct super_block *sb, const char *function, const char *fmt, ...);
extern void affs_warning(struct super_block *sb, const char *function, const char *fmt, ...);
extern int affs_check_name(const unsigned char *name, int len);
extern int affs_copy_name(unsigned char *bstr, const unsigned char *name);
/* bitmap. c */
extern int affs_count_free_blocks(struct super_block *s);
extern int affs_count_free_bits(int blocksize, const char *data);
extern void affs_free_block(struct super_block *sb, s32 block);
extern s32 affs_new_header(struct inode *inode);
extern s32 affs_new_data(struct inode *inode);
extern void affs_make_zones(struct super_block *sb);
/* namei.c */
extern int affs_hash_name(const unsigned char *name, int len, int intl, int hashsize);
extern struct dentry *affs_lookup(struct inode *dir, struct dentry *dentry);
extern int affs_unlink(struct inode *dir, struct dentry *dentry);
extern int affs_create(struct inode *dir, struct dentry *dentry, int mode);
extern int affs_mkdir(struct inode *dir, struct dentry *dentry, int mode);
extern int affs_rmdir(struct inode *dir, struct dentry *dentry);
extern int affs_link(struct dentry *olddentry, struct inode *dir,
struct dentry *dentry);
extern int affs_symlink(struct inode *dir, struct dentry *dentry,
const char *symname);
extern int affs_rename(struct inode *old_dir, struct dentry *old_dentry,
struct inode *new_dir, struct dentry *new_dentry);
/* inode.c */
extern struct buffer_head *affs_bread(kdev_t dev, int block, int size);
extern void affs_brelse(struct buffer_head *buf);
extern unsigned long affs_parent_ino(struct inode *dir);
extern struct inode *affs_new_inode(const struct inode *dir);
extern int affs_notify_change(struct dentry *dentry, struct iattr *attr);
extern int affs_add_entry(struct inode *dir, struct inode *link,
struct inode *inode, struct dentry *dentry, s32 type);
extern void affs_put_inode(struct inode *inode);
extern void affs_delete_inode(struct inode *inode);
extern void affs_read_inode(struct inode *inode);
extern void affs_write_inode(struct inode *inode);
/* super.c */
extern int affs_fs(void);
extern int init_affs_fs(void);
/* file.c */
void affs_free_prealloc(struct inode *inode);
extern void affs_truncate(struct inode *);
/* dir.c */
extern void affs_dir_truncate(struct inode *);
/* jump tables */
extern struct inode_operations affs_file_inode_operations;
extern struct inode_operations affs_file_inode_operations_ofs;
extern struct inode_operations affs_dir_inode_operations;
extern struct inode_operations affs_symlink_inode_operations;
extern struct inode_operations affs_chrdev_inode_operations;
extern struct inode_operations affs_blkdev_inode_operations;
extern struct dentry_operations affs_dentry_operations;
extern struct dentry_operations affs_dentry_operations_intl;
#endif
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