minix/fs/isofs/inode.h

   1 #include "const.h"
   2 #include <sys/stat.h>
   3
   4 struct iso9660_dir_record {
   5         /*
   6          * ISO standard directory record.
   7          */
   8         u8_t length;                    /* The length of the record */
   9         u8_t ext_attr_rec_length;
  10         u32_t loc_extent_l;             /* The same data (in this case loc_extent)is */
  11         u32_t loc_extent_m;             /* saved in two ways. The first puts the le- */
  12         u32_t data_length_l;            /* ast significant byte first, the second */
  13         u32_t data_length_m;            /* does the opposite */
  14         u8_t rec_date[7];               /* => recording date */
  15         u8_t file_flags;                /* => flags of the file */
  16         u8_t file_unit_size;            /* set of blocks in interleave mode */
  17         u8_t inter_gap_size;            /* gap between file units in interleave mode */
  18         u32_t vol_seq_number;           /* volume sequence number: not used */
  19         u8_t length_file_id;            /* Length name file */
  20         char file_id[ISO9660_MAX_FILE_ID_LEN]; /* file name */
  21 } __attribute__((packed));
  22
  23 struct rrii_dir_record {
  24         /*
  25          * Rock Ridge directory record extensions.
  26          */
  27         u8_t mtime[7];          /* stat.st_mtime */
  28         u8_t atime[7];          /* stat.st_atime */
  29         u8_t ctime[7];          /* stat.st_ctime */
  30         u8_t birthtime[7];      /* stat.st_birthtime */
  31
  32         mode_t d_mode;          /* file mode */
  33         uid_t uid;              /* user ID of the file's owner */
  34         gid_t gid;              /* group ID of the file's group */
  35         dev_t rdev;             /* device major/minor */
  36
  37         char file_id_rrip[ISO9660_RRIP_MAX_FILE_ID_LEN];        /* file name */
  38         char slink_rrip[ISO9660_RRIP_MAX_FILE_ID_LEN];          /* symbolic link */
  39
  40         struct inode *reparented_inode;
  41 } ;
  42
  43 struct dir_extent {
  44         /*
  45          * Extent (contiguous array of logical sectors).
  46          */
  47         u32_t location;
  48         u32_t length;
  49         struct dir_extent *next;
  50 } ;
  51
  52 struct inode_dir_entry {
  53         struct inode *i_node;
  54         char *name;                     /* Pointer to real name */
  55         char i_name[ISO9660_MAX_FILE_ID_LEN+1]; /* ISO 9660 name */
  56         char *r_name;                   /* Rock Ridge name */
  57 } ;
  58
  59 struct inode {
  60         int i_count;                    /* usage counter of this inode */
  61         int i_refcount;                 /* reference counter of this inode */
  62         int i_mountpoint;               /* flag for inode being used as a mount point */
  63         struct stat i_stat;             /* inode properties */
  64         struct dir_extent extent;      /* first extent of file */
  65         struct inode_dir_entry *dir_contents;   /* contents of directory */
  66         size_t dir_size;                /* number of inodes in this directory */
  67         char *s_name;                   /* Rock Ridge symbolic link */
  68         int skip;                       /* skip inode because of reparenting */
  69 } ;
  70
  71 struct opt {
  72         /*
  73          * Global mount options.
  74          */
  75         int norock;                     /* Bool: dont use Rock Ridge */
  76 } ;
  77
  78 #define D_DIRECTORY 0x2
  79 #define D_NOT_LAST_EXTENT 0x80
  80 #define D_TYPE 0x8E
  81