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[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [include/] [linux/] [msdos_fs.h] - Diff between revs 1765 and 1782

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#ifndef _LINUX_MSDOS_FS_H
#ifndef _LINUX_MSDOS_FS_H
#define _LINUX_MSDOS_FS_H
#define _LINUX_MSDOS_FS_H
 
 
/*
/*
 * The MS-DOS filesystem constants/structures
 * The MS-DOS filesystem constants/structures
 */
 */
#include <linux/fs.h>
#include <linux/fs.h>
#include <linux/stat.h>
#include <linux/stat.h>
#include <linux/fd.h>
#include <linux/fd.h>
#include <asm/byteorder.h>
#include <asm/byteorder.h>
 
 
#define MSDOS_ROOT_INO  1 /* == MINIX_ROOT_INO */
#define MSDOS_ROOT_INO  1 /* == MINIX_ROOT_INO */
#define SECTOR_SIZE     512 /* sector size (bytes) */
#define SECTOR_SIZE     512 /* sector size (bytes) */
#define SECTOR_BITS     9 /* log2(SECTOR_SIZE) */
#define SECTOR_BITS     9 /* log2(SECTOR_SIZE) */
#define MSDOS_DPB       (MSDOS_DPS) /* dir entries per block */
#define MSDOS_DPB       (MSDOS_DPS) /* dir entries per block */
#define MSDOS_DPB_BITS  4 /* log2(MSDOS_DPB) */
#define MSDOS_DPB_BITS  4 /* log2(MSDOS_DPB) */
#define MSDOS_DPS       (SECTOR_SIZE/sizeof(struct msdos_dir_entry))
#define MSDOS_DPS       (SECTOR_SIZE/sizeof(struct msdos_dir_entry))
#define MSDOS_DPS_BITS  4 /* log2(MSDOS_DPS) */
#define MSDOS_DPS_BITS  4 /* log2(MSDOS_DPS) */
#define MSDOS_DIR_BITS  5 /* log2(sizeof(struct msdos_dir_entry)) */
#define MSDOS_DIR_BITS  5 /* log2(sizeof(struct msdos_dir_entry)) */
 
 
#define MSDOS_SUPER_MAGIC 0x4d44 /* MD */
#define MSDOS_SUPER_MAGIC 0x4d44 /* MD */
 
 
#define FAT_CACHE    8 /* FAT cache size */
#define FAT_CACHE    8 /* FAT cache size */
 
 
#define MSDOS_MAX_EXTRA 3 /* tolerate up to that number of clusters which are
#define MSDOS_MAX_EXTRA 3 /* tolerate up to that number of clusters which are
                             inaccessible because the FAT is too short */
                             inaccessible because the FAT is too short */
 
 
#define ATTR_RO      1  /* read-only */
#define ATTR_RO      1  /* read-only */
#define ATTR_HIDDEN  2  /* hidden */
#define ATTR_HIDDEN  2  /* hidden */
#define ATTR_SYS     4  /* system */
#define ATTR_SYS     4  /* system */
#define ATTR_VOLUME  8  /* volume label */
#define ATTR_VOLUME  8  /* volume label */
#define ATTR_DIR     16 /* directory */
#define ATTR_DIR     16 /* directory */
#define ATTR_ARCH    32 /* archived */
#define ATTR_ARCH    32 /* archived */
 
 
#define ATTR_NONE    0 /* no attribute bits */
#define ATTR_NONE    0 /* no attribute bits */
#define ATTR_UNUSED  (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
#define ATTR_UNUSED  (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
        /* attribute bits that are copied "as is" */
        /* attribute bits that are copied "as is" */
#define ATTR_EXT     (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
#define ATTR_EXT     (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
        /* bits that are used by the Windows 95/Windows NT extended FAT */
        /* bits that are used by the Windows 95/Windows NT extended FAT */
 
 
#define ATTR_DIR_READ_BOTH 512 /* read both short and long names from the
#define ATTR_DIR_READ_BOTH 512 /* read both short and long names from the
                                * vfat filesystem.  This is used by Samba
                                * vfat filesystem.  This is used by Samba
                                * to export the vfat filesystem with correct
                                * to export the vfat filesystem with correct
                                * shortnames. */
                                * shortnames. */
#define ATTR_DIR_READ_SHORT 1024
#define ATTR_DIR_READ_SHORT 1024
 
 
#define CASE_LOWER_BASE 8       /* base is lower case */
#define CASE_LOWER_BASE 8       /* base is lower case */
#define CASE_LOWER_EXT  16      /* extension is lower case */
#define CASE_LOWER_EXT  16      /* extension is lower case */
 
 
#define SCAN_ANY     0  /* either hidden or not */
#define SCAN_ANY     0  /* either hidden or not */
#define SCAN_HID     1  /* only hidden */
#define SCAN_HID     1  /* only hidden */
#define SCAN_NOTHID  2  /* only not hidden */
#define SCAN_NOTHID  2  /* only not hidden */
#define SCAN_NOTANY  3  /* test name, then use SCAN_HID or SCAN_NOTHID */
#define SCAN_NOTANY  3  /* test name, then use SCAN_HID or SCAN_NOTHID */
 
 
#define DELETED_FLAG 0xe5 /* marks file as deleted when in name[0] */
#define DELETED_FLAG 0xe5 /* marks file as deleted when in name[0] */
#define IS_FREE(n) (!*(n) || *(const unsigned char *) (n) == DELETED_FLAG || \
#define IS_FREE(n) (!*(n) || *(const unsigned char *) (n) == DELETED_FLAG || \
  *(const unsigned char *) (n) == FD_FILL_BYTE)
  *(const unsigned char *) (n) == FD_FILL_BYTE)
 
 
#define MSDOS_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXU | S_IRWXG | S_IRWXO)
#define MSDOS_VALID_MODE (S_IFREG | S_IFDIR | S_IRWXU | S_IRWXG | S_IRWXO)
        /* valid file mode bits */
        /* valid file mode bits */
 
 
#define MSDOS_SB(s) (&((s)->u.msdos_sb))
#define MSDOS_SB(s) (&((s)->u.msdos_sb))
#define MSDOS_I(i) (&((i)->u.msdos_i))
#define MSDOS_I(i) (&((i)->u.msdos_i))
 
 
#define MSDOS_NAME 11 /* maximum name length */
#define MSDOS_NAME 11 /* maximum name length */
#define MSDOS_LONGNAME 256 /* maximum name length */
#define MSDOS_LONGNAME 256 /* maximum name length */
#define MSDOS_SLOTS 21  /* max # of slots needed for short and long names */
#define MSDOS_SLOTS 21  /* max # of slots needed for short and long names */
#define MSDOS_DOT    ".          " /* ".", padded to MSDOS_NAME chars */
#define MSDOS_DOT    ".          " /* ".", padded to MSDOS_NAME chars */
#define MSDOS_DOTDOT "..         " /* "..", padded to MSDOS_NAME chars */
#define MSDOS_DOTDOT "..         " /* "..", padded to MSDOS_NAME chars */
 
 
#define MSDOS_FAT12 4078 /* maximum number of clusters in a 12 bit FAT */
#define MSDOS_FAT12 4078 /* maximum number of clusters in a 12 bit FAT */
 
 
#define EOF_FAT12 0xFF8         /* standard EOF */
#define EOF_FAT12 0xFF8         /* standard EOF */
#define EOF_FAT16 0xFFF8
#define EOF_FAT16 0xFFF8
#define EOF_FAT32 0xFFFFFF8
#define EOF_FAT32 0xFFFFFF8
 
 
/*
/*
 * Inode flags
 * Inode flags
 */
 */
#define FAT_BINARY_FL           0x00000001 /* File contains binary data */
#define FAT_BINARY_FL           0x00000001 /* File contains binary data */
 
 
/*
/*
 * ioctl commands
 * ioctl commands
 */
 */
#define VFAT_IOCTL_READDIR_BOTH         _IOR('r', 1, struct dirent [2])
#define VFAT_IOCTL_READDIR_BOTH         _IOR('r', 1, struct dirent [2])
#define VFAT_IOCTL_READDIR_SHORT        _IOR('r', 2, struct dirent [2])
#define VFAT_IOCTL_READDIR_SHORT        _IOR('r', 2, struct dirent [2])
 
 
/*
/*
 * Conversion from and to little-endian byte order. (no-op on i386/i486)
 * Conversion from and to little-endian byte order. (no-op on i386/i486)
 *
 *
 * Naming: Ca_b_c, where a: F = from, T = to, b: LE = little-endian,
 * Naming: Ca_b_c, where a: F = from, T = to, b: LE = little-endian,
 * BE = big-endian, c: W = word (16 bits), L = longword (32 bits)
 * BE = big-endian, c: W = word (16 bits), L = longword (32 bits)
 */
 */
 
 
#define CF_LE_W(v) (v)
#define CF_LE_W(v) (v)
#define CF_LE_L(v) (v)
#define CF_LE_L(v) (v)
#define CT_LE_W(v) (v)
#define CT_LE_W(v) (v)
#define CT_LE_L(v) (v)
#define CT_LE_L(v) (v)
 
 
 
 
struct fat_boot_sector {
struct fat_boot_sector {
        __s8    ignored[3];     /* Boot strap short or near jump */
        __s8    ignored[3];     /* Boot strap short or near jump */
        __s8    system_id[8];   /* Name - can be used to special case
        __s8    system_id[8];   /* Name - can be used to special case
                                   partition manager volumes */
                                   partition manager volumes */
        __u8    sector_size[2]; /* bytes per logical sector */
        __u8    sector_size[2]; /* bytes per logical sector */
        __u8    cluster_size;   /* sectors/cluster */
        __u8    cluster_size;   /* sectors/cluster */
        __u16   reserved;       /* reserved sectors */
        __u16   reserved;       /* reserved sectors */
        __u8    fats;           /* number of FATs */
        __u8    fats;           /* number of FATs */
        __u8    dir_entries[2]; /* root directory entries */
        __u8    dir_entries[2]; /* root directory entries */
        __u8    sectors[2];     /* number of sectors */
        __u8    sectors[2];     /* number of sectors */
        __u8    media;          /* media code (unused) */
        __u8    media;          /* media code (unused) */
        __u16   fat_length;     /* sectors/FAT */
        __u16   fat_length;     /* sectors/FAT */
        __u16   secs_track;     /* sectors per track */
        __u16   secs_track;     /* sectors per track */
        __u16   heads;          /* number of heads */
        __u16   heads;          /* number of heads */
        __u32   hidden;         /* hidden sectors (unused) */
        __u32   hidden;         /* hidden sectors (unused) */
        __u32   total_sect;     /* number of sectors (if sectors == 0) */
        __u32   total_sect;     /* number of sectors (if sectors == 0) */
 
 
        /* The following fields are only used by FAT32 */
        /* The following fields are only used by FAT32 */
        __u32   fat32_length;   /* sectors/FAT */
        __u32   fat32_length;   /* sectors/FAT */
        __u16   flags;          /* bit 8: fat mirroring, low 4: active fat */
        __u16   flags;          /* bit 8: fat mirroring, low 4: active fat */
        __u8    version[2];     /* major, minor filesystem version */
        __u8    version[2];     /* major, minor filesystem version */
        __u32   root_cluster;   /* first cluster in root directory */
        __u32   root_cluster;   /* first cluster in root directory */
        __u16   info_sector;    /* filesystem info sector */
        __u16   info_sector;    /* filesystem info sector */
        __u16   backup_boot;    /* backup boot sector */
        __u16   backup_boot;    /* backup boot sector */
        __u16   reserved2[6];   /* Unused */
        __u16   reserved2[6];   /* Unused */
};
};
 
 
struct fat_boot_fsinfo {
struct fat_boot_fsinfo {
        __u32   reserved1;      /* Nothing as far as I can tell */
        __u32   reserved1;      /* Nothing as far as I can tell */
        __u32   signature;      /* 0x61417272L */
        __u32   signature;      /* 0x61417272L */
        __u32   free_clusters;  /* Free cluster count.  -1 if unknown */
        __u32   free_clusters;  /* Free cluster count.  -1 if unknown */
        __u32   next_cluster;   /* Most recently allocated cluster.
        __u32   next_cluster;   /* Most recently allocated cluster.
                                 * Unused under Linux. */
                                 * Unused under Linux. */
        __u32   reserved2[4];
        __u32   reserved2[4];
};
};
 
 
struct msdos_dir_entry {
struct msdos_dir_entry {
        __s8    name[8],ext[3]; /* name and extension */
        __s8    name[8],ext[3]; /* name and extension */
        __u8    attr;           /* attribute bits */
        __u8    attr;           /* attribute bits */
        __u8    lcase;          /* Case for base and extension */
        __u8    lcase;          /* Case for base and extension */
        __u8    ctime_ms;       /* Creation time, milliseconds */
        __u8    ctime_ms;       /* Creation time, milliseconds */
        __u16   ctime;          /* Creation time */
        __u16   ctime;          /* Creation time */
        __u16   cdate;          /* Creation date */
        __u16   cdate;          /* Creation date */
        __u16   adate;          /* Last access date */
        __u16   adate;          /* Last access date */
        __u16   starthi;        /* High 16 bits of cluster in FAT32 */
        __u16   starthi;        /* High 16 bits of cluster in FAT32 */
        __u16   time,date,start;/* time, date and first cluster */
        __u16   time,date,start;/* time, date and first cluster */
        __u32   size;           /* file size (in bytes) */
        __u32   size;           /* file size (in bytes) */
};
};
 
 
/* Up to 13 characters of the name */
/* Up to 13 characters of the name */
struct msdos_dir_slot {
struct msdos_dir_slot {
        __u8    id;             /* sequence number for slot */
        __u8    id;             /* sequence number for slot */
        __u8    name0_4[10];    /* first 5 characters in name */
        __u8    name0_4[10];    /* first 5 characters in name */
        __u8    attr;           /* attribute byte */
        __u8    attr;           /* attribute byte */
        __u8    reserved;       /* always 0 */
        __u8    reserved;       /* always 0 */
        __u8    alias_checksum; /* checksum for 8.3 alias */
        __u8    alias_checksum; /* checksum for 8.3 alias */
        __u8    name5_10[12];   /* 6 more characters in name */
        __u8    name5_10[12];   /* 6 more characters in name */
        __u16   start;          /* starting cluster number, 0 in long slots */
        __u16   start;          /* starting cluster number, 0 in long slots */
        __u8    name11_12[4];   /* last 2 characters in name */
        __u8    name11_12[4];   /* last 2 characters in name */
};
};
 
 
struct slot_info {
struct slot_info {
        int is_long;                   /* was the found entry long */
        int is_long;                   /* was the found entry long */
        int long_slots;                /* number of long slots in filename */
        int long_slots;                /* number of long slots in filename */
        int total_slots;               /* total slots (long and short) */
        int total_slots;               /* total slots (long and short) */
        loff_t longname_offset;        /* dir offset for longname start */
        loff_t longname_offset;        /* dir offset for longname start */
        loff_t shortname_offset;       /* dir offset for shortname start */
        loff_t shortname_offset;       /* dir offset for shortname start */
        int ino;                       /* ino for the file */
        int ino;                       /* ino for the file */
};
};
 
 
/* Determine whether this FS has kB-aligned data. */
/* Determine whether this FS has kB-aligned data. */
#define MSDOS_CAN_BMAP(mib) (!(((mib)->cluster_size & 1) || \
#define MSDOS_CAN_BMAP(mib) (!(((mib)->cluster_size & 1) || \
    ((mib)->data_start & 1)))
    ((mib)->data_start & 1)))
 
 
/* Convert attribute bits and a mask to the UNIX mode. */
/* Convert attribute bits and a mask to the UNIX mode. */
#define MSDOS_MKMODE(a,m) (m & (a & ATTR_RO ? S_IRUGO|S_IXUGO : S_IRWXUGO))
#define MSDOS_MKMODE(a,m) (m & (a & ATTR_RO ? S_IRUGO|S_IXUGO : S_IRWXUGO))
 
 
/* Convert the UNIX mode to MS-DOS attribute bits. */
/* Convert the UNIX mode to MS-DOS attribute bits. */
#define MSDOS_MKATTR(m) ((m & S_IWUGO) ? ATTR_NONE : ATTR_RO)
#define MSDOS_MKATTR(m) ((m & S_IWUGO) ? ATTR_NONE : ATTR_RO)
 
 
 
 
#ifdef __KERNEL__
#ifdef __KERNEL__
 
 
typedef int (*fat_filldir_t)(filldir_t filldir, void *, const char *,
typedef int (*fat_filldir_t)(filldir_t filldir, void *, const char *,
                             int, int, off_t, off_t, int, ino_t);
                             int, int, off_t, off_t, int, ino_t);
 
 
struct fat_cache {
struct fat_cache {
        kdev_t device; /* device number. 0 means unused. */
        kdev_t device; /* device number. 0 means unused. */
        int ino; /* inode number. */
        int ino; /* inode number. */
        int file_cluster; /* cluster number in the file. */
        int file_cluster; /* cluster number in the file. */
        int disk_cluster; /* cluster number on disk. */
        int disk_cluster; /* cluster number on disk. */
        struct fat_cache *next; /* next cache entry */
        struct fat_cache *next; /* next cache entry */
};
};
 
 
/* misc.c */
/* misc.c */
extern int is_binary(char conversion,char *extension);
extern int is_binary(char conversion,char *extension);
extern void lock_fat(struct super_block *sb);
extern void lock_fat(struct super_block *sb);
extern void unlock_fat(struct super_block *sb);
extern void unlock_fat(struct super_block *sb);
extern int fat_add_cluster(struct inode *inode);
extern int fat_add_cluster(struct inode *inode);
extern int date_dos2unix(__u16 time, __u16 date);
extern int date_dos2unix(__u16 time, __u16 date);
extern void fat_fs_panic(struct super_block *s,const char *msg);
extern void fat_fs_panic(struct super_block *s,const char *msg);
extern void fat_lock_creation(void);
extern void fat_lock_creation(void);
extern void fat_unlock_creation(void);
extern void fat_unlock_creation(void);
extern void fat_date_unix2dos(int unix_date,__u16 *time, __u16 *date);
extern void fat_date_unix2dos(int unix_date,__u16 *time, __u16 *date);
extern int fat_get_entry(struct inode *dir,loff_t *pos,struct buffer_head **bh,
extern int fat_get_entry(struct inode *dir,loff_t *pos,struct buffer_head **bh,
                         struct msdos_dir_entry **de);
                         struct msdos_dir_entry **de);
extern int fat_scan(struct inode *dir,const char *name,struct buffer_head **res_bh,
extern int fat_scan(struct inode *dir,const char *name,struct buffer_head **res_bh,
                    struct msdos_dir_entry **res_de,int *ino,char scantype);
                    struct msdos_dir_entry **res_de,int *ino,char scantype);
extern int fat_parent_ino(struct inode *dir,int locked);
extern int fat_parent_ino(struct inode *dir,int locked);
extern int fat_subdirs(struct inode *dir);
extern int fat_subdirs(struct inode *dir);
void fat_clusters_flush(struct super_block *sb);
void fat_clusters_flush(struct super_block *sb);
 
 
/* fat.c */
/* fat.c */
extern int fat_access(struct super_block *sb,int nr,int new_value);
extern int fat_access(struct super_block *sb,int nr,int new_value);
extern int fat_smap(struct inode *inode,int sector);
extern int fat_smap(struct inode *inode,int sector);
extern int fat_free(struct inode *inode,int skip);
extern int fat_free(struct inode *inode,int skip);
void fat_cache_inval_inode(struct inode *inode);
void fat_cache_inval_inode(struct inode *inode);
void fat_cache_inval_dev(kdev_t device);
void fat_cache_inval_dev(kdev_t device);
extern void cache_init(void);
extern void cache_init(void);
void cache_lookup(struct inode *inode,int cluster,int *f_clu,int *d_clu);
void cache_lookup(struct inode *inode,int cluster,int *f_clu,int *d_clu);
void cache_add(struct inode *inode,int f_clu,int d_clu);
void cache_add(struct inode *inode,int f_clu,int d_clu);
int get_cluster(struct inode *inode,int cluster);
int get_cluster(struct inode *inode,int cluster);
 
 
/* inode.c */
/* inode.c */
extern int fat_bmap(struct inode *inode,int block);
extern int fat_bmap(struct inode *inode,int block);
extern int fat_notify_change(struct inode *,struct iattr *);
extern int fat_notify_change(struct inode *,struct iattr *);
extern void fat_put_inode(struct inode *inode);
extern void fat_put_inode(struct inode *inode);
extern void fat_put_super(struct super_block *sb);
extern void fat_put_super(struct super_block *sb);
extern void fat_read_inode(struct inode *inode, struct inode_operations *dir_ops);
extern void fat_read_inode(struct inode *inode, struct inode_operations *dir_ops);
extern struct super_block *fat_read_super(struct super_block *s, void *data, int silent);
extern struct super_block *fat_read_super(struct super_block *s, void *data, int silent);
extern void msdos_put_super(struct super_block *sb);
extern void msdos_put_super(struct super_block *sb);
extern void fat_statfs(struct super_block *sb,struct statfs *buf, int);
extern void fat_statfs(struct super_block *sb,struct statfs *buf, int);
extern void fat_write_inode(struct inode *inode);
extern void fat_write_inode(struct inode *inode);
 
 
/* dir.c */
/* dir.c */
extern struct file_operations fat_dir_operations;
extern struct file_operations fat_dir_operations;
extern int fat_readdirx(struct inode *inode, struct file *filp, void *dirent,
extern int fat_readdirx(struct inode *inode, struct file *filp, void *dirent,
                        fat_filldir_t fat_filldir, filldir_t filldir,
                        fat_filldir_t fat_filldir, filldir_t filldir,
                        int shortnames, int longnames, int both);
                        int shortnames, int longnames, int both);
extern int fat_readdir(struct inode *inode, struct file *filp,
extern int fat_readdir(struct inode *inode, struct file *filp,
                       void *dirent, filldir_t);
                       void *dirent, filldir_t);
extern int fat_dir_ioctl(struct inode * inode, struct file * filp,
extern int fat_dir_ioctl(struct inode * inode, struct file * filp,
                         unsigned int cmd, unsigned long arg);
                         unsigned int cmd, unsigned long arg);
 
 
/* file.c */
/* file.c */
extern struct inode_operations fat_file_inode_operations;
extern struct inode_operations fat_file_inode_operations;
extern struct inode_operations fat_file_inode_operations_1024;
extern struct inode_operations fat_file_inode_operations_1024;
extern int fat_file_read(struct inode *, struct file *, char *, int);
extern int fat_file_read(struct inode *, struct file *, char *, int);
extern int fat_file_write(struct inode *, struct file *, const char *, int);
extern int fat_file_write(struct inode *, struct file *, const char *, int);
extern void fat_truncate(struct inode *inode);
extern void fat_truncate(struct inode *inode);
 
 
/* mmap.c */
/* mmap.c */
extern int fat_mmap(struct inode *, struct file *, struct vm_area_struct *);
extern int fat_mmap(struct inode *, struct file *, struct vm_area_struct *);
 
 
 
 
/* vfat.c */
/* vfat.c */
extern int init_vfat_fs(void);
extern int init_vfat_fs(void);
 
 
 
 
/* msdosfs_syms.c */
/* msdosfs_syms.c */
extern int init_msdos_fs(void);
extern int init_msdos_fs(void);
extern struct file_system_type msdos_fs_type;
extern struct file_system_type msdos_fs_type;
 
 
/* msdos.c */
/* msdos.c */
extern struct super_block *msdos_read_super(struct super_block *sb,void *data, int silent);
extern struct super_block *msdos_read_super(struct super_block *sb,void *data, int silent);
 
 
/* msdos.c - these are for Umsdos */
/* msdos.c - these are for Umsdos */
extern void msdos_read_inode(struct inode *inode);
extern void msdos_read_inode(struct inode *inode);
extern int msdos_lookup(struct inode *dir,const char *name,int len,
extern int msdos_lookup(struct inode *dir,const char *name,int len,
                        struct inode **result);
                        struct inode **result);
extern int msdos_create(struct inode *dir,const char *name,int len,int mode,
extern int msdos_create(struct inode *dir,const char *name,int len,int mode,
                        struct inode **result);
                        struct inode **result);
extern int msdos_rmdir(struct inode *dir,const char *name,int len);
extern int msdos_rmdir(struct inode *dir,const char *name,int len);
extern int msdos_mkdir(struct inode *dir,const char *name,int len,int mode);
extern int msdos_mkdir(struct inode *dir,const char *name,int len,int mode);
extern int msdos_unlink(struct inode *dir,const char *name,int len);
extern int msdos_unlink(struct inode *dir,const char *name,int len);
extern int msdos_unlink_umsdos(struct inode *dir,const char *name,int len);
extern int msdos_unlink_umsdos(struct inode *dir,const char *name,int len);
extern int msdos_rename(struct inode *old_dir,const char *old_name,int old_len,
extern int msdos_rename(struct inode *old_dir,const char *old_name,int old_len,
                        struct inode *new_dir,const char *new_name,int new_len,
                        struct inode *new_dir,const char *new_name,int new_len,
                        int must_be_dir);
                        int must_be_dir);
 
 
/* nls.c */
/* nls.c */
extern int init_fat_nls(void);
extern int init_fat_nls(void);
extern struct fat_nls_table *fat_load_nls(int codepage);
extern struct fat_nls_table *fat_load_nls(int codepage);
 
 
/* tables.c */
/* tables.c */
extern unsigned char fat_uni2esc[];
extern unsigned char fat_uni2esc[];
extern unsigned char fat_esc2uni[];
extern unsigned char fat_esc2uni[];
 
 
/* fatfs_syms.c */
/* fatfs_syms.c */
extern int init_fat_fs(void);
extern int init_fat_fs(void);
extern void cleanup_fat_fs(void);
extern void cleanup_fat_fs(void);
 
 
/* nls.c */
/* nls.c */
extern int fat_register_nls(struct fat_nls_table * fmt);
extern int fat_register_nls(struct fat_nls_table * fmt);
extern int fat_unregister_nls(struct fat_nls_table * fmt);
extern int fat_unregister_nls(struct fat_nls_table * fmt);
extern struct fat_nls_table *fat_find_nls(int codepage);
extern struct fat_nls_table *fat_find_nls(int codepage);
extern struct fat_nls_table *fat_load_nls(int codepage);
extern struct fat_nls_table *fat_load_nls(int codepage);
extern void fat_unload_nls(int codepage);
extern void fat_unload_nls(int codepage);
extern int init_fat_nls(void);
extern int init_fat_nls(void);
 
 
 
 
/* vfat/namei.c - these are for dmsdos */
/* vfat/namei.c - these are for dmsdos */
extern int vfat_create(struct inode *dir,const char *name,int len,int mode,
extern int vfat_create(struct inode *dir,const char *name,int len,int mode,
                       struct inode **result);
                       struct inode **result);
extern int vfat_unlink(struct inode *dir,const char *name,int len);
extern int vfat_unlink(struct inode *dir,const char *name,int len);
extern int vfat_unlink_uvfat(struct inode *dir,const char *name,int len);
extern int vfat_unlink_uvfat(struct inode *dir,const char *name,int len);
extern int vfat_mkdir(struct inode *dir,const char *name,int len,int mode);
extern int vfat_mkdir(struct inode *dir,const char *name,int len,int mode);
extern int vfat_rmdir(struct inode *dir,const char *name,int len);
extern int vfat_rmdir(struct inode *dir,const char *name,int len);
extern int vfat_rename(struct inode *old_dir,const char *old_name,int old_len,
extern int vfat_rename(struct inode *old_dir,const char *old_name,int old_len,
                       struct inode *new_dir,const char *new_name,int new_len,
                       struct inode *new_dir,const char *new_name,int new_len,
                       int must_be_dir);
                       int must_be_dir);
extern void vfat_put_super(struct super_block *sb);
extern void vfat_put_super(struct super_block *sb);
extern struct super_block *vfat_read_super(struct super_block *sb,void *data,
extern struct super_block *vfat_read_super(struct super_block *sb,void *data,
                                           int silent);
                                           int silent);
extern void vfat_read_inode(struct inode *inode);
extern void vfat_read_inode(struct inode *inode);
extern int vfat_lookup(struct inode *dir,const char *name,int len,
extern int vfat_lookup(struct inode *dir,const char *name,int len,
                       struct inode **result);
                       struct inode **result);
 
 
/* vfat/vfatfs_syms.c */
/* vfat/vfatfs_syms.c */
extern struct file_system_type vfat_fs_type;
extern struct file_system_type vfat_fs_type;
 
 
 
 
#endif /* __KERNEL__ */
#endif /* __KERNEL__ */
 
 
#endif
#endif
 
 

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