minix/fs/isofs/proto.h

   1 /* Function prototypes for iso9660 file system. */
   2
   3 struct dir_record;
   4 struct dir_extent;
   5 struct rrii_dir_record;
   6 struct iso9660_dir_record;
   7 struct iso9660_vol_pri_desc;
   8 struct inode;
   9 struct inode_dir_entry;
  10
  11 /* inode.c */
  12 int fs_putnode(ino_t ino_nr, unsigned int count);
  13
  14 struct inode* get_inode(ino_t ino_nr);
  15 struct inode* open_inode(ino_t ino_nr);
  16 void put_inode(struct inode *i);
  17 void dup_inode(struct inode *i_node);
  18
  19 int read_directory(struct inode *dir);
  20
  21 int read_inode(struct inode_dir_entry *dir_entry, struct dir_extent *extent,
  22     size_t *offset);
  23
  24 struct inode* inode_cache_get(ino_t ino_nr);
  25 void inode_cache_add(ino_t ino_nr, struct inode *i_node);
  26
  27 int check_inodes(void);
  28
  29 /* link.c */
  30 ssize_t fs_rdlink(ino_t ino_nr, struct fsdriver_data *data, size_t bytes);
  31
  32 /* mount.c */
  33 int fs_mount(dev_t dev, unsigned int flags, struct fsdriver_node *root_node,
  34         unsigned int *res_flags);
  35 int fs_mountpt(ino_t ino_nr);
  36 void fs_unmount(void);
  37
  38 /* path.c */
  39 int fs_lookup(ino_t ino_nr, char *name, struct fsdriver_node *node,
  40         int *is_mountpt);
  41
  42 /* read.c */
  43 ssize_t fs_read(ino_t ino_nr, struct fsdriver_data *data, size_t bytes,
  44         off_t pos, int call);
  45 ssize_t fs_getdents(ino_t ino_nr, struct fsdriver_data *data, size_t bytes,
  46         off_t *pos);
  47
  48 /* stadir.c */
  49 int fs_stat(ino_t ino_nr, struct stat *statbuf);
  50 int fs_statvfs(struct statvfs *st);
  51
  52 /* super.c */
  53 int release_vol_pri_desc(struct iso9660_vol_pri_desc *vol_pri);
  54 int read_vds(struct iso9660_vol_pri_desc *v_pri, dev_t dev);
  55
  56 /* susp.c */
  57 int parse_susp(struct rrii_dir_record *dir, char *buffer);
  58 void parse_susp_buffer(struct rrii_dir_record *dir, char *buffer, u32_t size);
  59
  60 /* susp_rock_ridge.c */
  61 void parse_susp_rock_ridge_sl(struct rrii_dir_record *dir, char *buffer,
  62         int length);
  63 int parse_susp_rock_ridge(struct rrii_dir_record *dir, char *buffer);
  64
  65 /* utility.c */
  66 void free_inode_dir_entry(struct inode_dir_entry *e);
  67 void free_extent(struct dir_extent *extent);
  68 struct buf* read_extent_block(struct dir_extent *e, size_t block);
  69 size_t get_extent_absolute_block_id(struct dir_extent *e, size_t block);
  70
  71 time_t date7_to_time_t(const u8_t *date);
  72 void* alloc_mem(size_t s);