fs/udf/udf_sb.h

   1 #ifndef __LINUX_UDF_SB_H
   2 #define __LINUX_UDF_SB_H
   3
   4 /* Since UDF 2.01 is ISO 13346 based... */
   5 #define UDF_SUPER_MAGIC                 0x15013346
   6
   7 #define UDF_MAX_READ_VERSION            0x0201
   8 #define UDF_MAX_WRITE_VERSION           0x0201
   9
  10 #define UDF_FLAG_USE_EXTENDED_FE        0
  11 #define UDF_VERS_USE_EXTENDED_FE        0x0200
  12 #define UDF_FLAG_USE_STREAMS            1
  13 #define UDF_VERS_USE_STREAMS            0x0200
  14 #define UDF_FLAG_USE_SHORT_AD           2
  15 #define UDF_FLAG_USE_AD_IN_ICB          3
  16 #define UDF_FLAG_USE_FILE_CTIME_EA      4
  17 #define UDF_FLAG_STRICT                 5
  18 #define UDF_FLAG_UNDELETE               6
  19 #define UDF_FLAG_UNHIDE                 7
  20 #define UDF_FLAG_VARCONV                8
  21 #define UDF_FLAG_NLS_MAP                9
  22 #define UDF_FLAG_UTF8                   10
  23 #define UDF_FLAG_UID_FORGET     11    /* save -1 for uid to disk */
  24 #define UDF_FLAG_UID_IGNORE     12    /* use sb uid instead of on disk uid */
  25 #define UDF_FLAG_GID_FORGET     13
  26 #define UDF_FLAG_GID_IGNORE     14
  27 #define UDF_FLAG_UID_SET        15
  28 #define UDF_FLAG_GID_SET        16
  29
  30 #define UDF_PART_FLAG_UNALLOC_BITMAP    0x0001
  31 #define UDF_PART_FLAG_UNALLOC_TABLE     0x0002
  32 #define UDF_PART_FLAG_FREED_BITMAP      0x0004
  33 #define UDF_PART_FLAG_FREED_TABLE       0x0008
  34 #define UDF_PART_FLAG_READ_ONLY         0x0010
  35 #define UDF_PART_FLAG_WRITE_ONCE        0x0020
  36 #define UDF_PART_FLAG_REWRITABLE        0x0040
  37 #define UDF_PART_FLAG_OVERWRITABLE      0x0080
  38
  39 static inline struct udf_sb_info *UDF_SB(struct super_block *sb)
  40 {
  41         return sb->s_fs_info;
  42 }
  43
  44 struct logicalVolIntegrityDescImpUse *udf_sb_lvidiu(struct udf_sb_info *sbi);
  45
  46 int udf_compute_nr_groups(struct super_block *sb, u32 partition);
  47
  48 #define UDF_QUERY_FLAG(X,Y)                     ( UDF_SB(X)->s_flags & ( 1 << (Y) ) )
  49 #define UDF_SET_FLAG(X,Y)                       ( UDF_SB(X)->s_flags |= ( 1 << (Y) ) )
  50 #define UDF_CLEAR_FLAG(X,Y)                     ( UDF_SB(X)->s_flags &= ~( 1 << (Y) ) )
  51
  52 #endif /* __LINUX_UDF_SB_H */