minix/fs/iso9660fs/super.h

   1 /* This file contains the definitions of a ISO9660 structures */
   2 #include "inode.h"
   3
   4 #define VD_BOOT_RECORD 0
   5 #define VD_PRIMARY 1
   6 #define VD_SUPPL 2
   7 #define VD_PART 3
   8 #define VD_SET_TERM 255
   9
  10 #define MAX_ATTEMPTS 20         /* # attempts to read the volume descriptors.
  11                                  * After it gives up */
  12 #define ROOT_INO_NR 1
  13
  14 /* Structure for the primary volume descriptor */
  15 struct iso9660_vd_pri {
  16   u8_t vd_type;
  17   char standard_id[ISO9660_SIZE_STANDARD_ID];
  18   u8_t vd_version;
  19   char system_id[ISO9660_SIZE_SYS_ID];
  20   char volume_id[ISO9660_SIZE_VOLUME_ID];
  21   u32_t volume_space_size_l;
  22   u32_t volume_space_size_m;
  23   u32_t volume_set_size;
  24   u32_t volume_sequence_number;
  25   u16_t logical_block_size_l;
  26   u16_t logical_block_size_m;
  27   u32_t path_table_size_l;
  28   u32_t path_table_size_m;
  29   u32_t loc_l_occ_path_table;
  30   u32_t loc_opt_l_occ_path_table;
  31   u32_t loc_m_occ_path_table;
  32   u32_t loc_opt_m_occ_path_table;
  33   struct dir_record *dir_rec_root;
  34   char volume_set_id[ISO9660_SIZE_VOLUME_SET_ID];
  35   char publisher_id[ISO9660_SIZE_PUBLISHER_ID];
  36   char data_preparer_id[ISO9660_SIZE_DATA_PREP_ID];
  37   char application_id[ISO9660_SIZE_APPL_ID];
  38   char copyright_file_id[ISO9660_SIZE_COPYRIGHT_FILE_ID];
  39   char abstract_file_id[ISO9660_SIZE_ABSTRACT_FILE_ID];
  40   char bibl_file_id[ISO9660_SIZE_BIBL_FILE_ID];
  41   char volume_cre_date[ISO9660_SIZE_VOL_CRE_DATE];
  42   char volume_mod_date[ISO9660_SIZE_VOL_MOD_DATE];
  43   char volume_exp_date[ISO9660_SIZE_VOL_EXP_DATE];
  44   char volume_eff_date[ISO9660_SIZE_VOL_EFF_DATE];
  45   u8_t file_struct_ver;
  46   /* The rest is either not specified or reserved */
  47   u8_t count;
  48 } v_pri;