ndk/android-ndk-r4/linux/platforms/android-8/arch-x86/usr/include/linux/ext3_fs.h

   1 /****************************************************************************
   2  ****************************************************************************
   3  ***
   4  ***   This header was automatically generated from a Linux kernel header
   5  ***   of the same name, to make information necessary for userspace to
   6  ***   call into the kernel available to libc.  It contains only constants,
   7  ***   structures, and macros generated from the original header, and thus,
   8  ***   contains no copyrightable information.
   9  ***
  10  ****************************************************************************
  11  ****************************************************************************/
  12 #ifndef _LINUX_EXT3_FS_H
  13 #define _LINUX_EXT3_FS_H
  14
  15 #include <linux/types.h>
  16
  17 #undef EXT3FS_DEBUG
  18
  19 #define EXT3_DEFAULT_RESERVE_BLOCKS 8
  20
  21 #define EXT3_MAX_RESERVE_BLOCKS 1027
  22 #define EXT3_RESERVE_WINDOW_NOT_ALLOCATED 0
  23
  24 #define CONFIG_EXT3_INDEX
  25
  26 #ifdef EXT3FS_DEBUG
  27 #define ext3_debug(f, a...)   do {   printk (KERN_DEBUG "EXT3-fs DEBUG (%s, %d): %s:",   __FILE__, __LINE__, __FUNCTION__);   printk (KERN_DEBUG f, ## a);   } while (0)
  28 #else
  29 #define ext3_debug(f, a...) do {} while (0)
  30 #endif
  31
  32 #define EXT3_BAD_INO 1
  33 #define EXT3_ROOT_INO 2
  34 #define EXT3_BOOT_LOADER_INO 5
  35 #define EXT3_UNDEL_DIR_INO 6
  36 #define EXT3_RESIZE_INO 7
  37 #define EXT3_JOURNAL_INO 8
  38
  39 #define EXT3_GOOD_OLD_FIRST_INO 11
  40
  41 #define EXT3_SUPER_MAGIC 0xEF53
  42
  43 #define EXT3_LINK_MAX 32000
  44
  45 #define EXT3_MIN_BLOCK_SIZE 1024
  46 #define EXT3_MAX_BLOCK_SIZE 4096
  47 #define EXT3_MIN_BLOCK_LOG_SIZE 10
  48 #define EXT3_BLOCK_SIZE(s) (EXT3_MIN_BLOCK_SIZE << (s)->s_log_block_size)
  49 #define EXT3_ADDR_PER_BLOCK(s) (EXT3_BLOCK_SIZE(s) / sizeof (__u32))
  50 #define EXT3_BLOCK_SIZE_BITS(s) ((s)->s_log_block_size + 10)
  51 #define EXT3_INODE_SIZE(s) (((s)->s_rev_level == EXT3_GOOD_OLD_REV) ?   EXT3_GOOD_OLD_INODE_SIZE :   (s)->s_inode_size)
  52 #define EXT3_FIRST_INO(s) (((s)->s_rev_level == EXT3_GOOD_OLD_REV) ?   EXT3_GOOD_OLD_FIRST_INO :   (s)->s_first_ino)
  53
  54 #define EXT3_MIN_FRAG_SIZE 1024
  55 #define EXT3_MAX_FRAG_SIZE 4096
  56 #define EXT3_MIN_FRAG_LOG_SIZE 10
  57 #define EXT3_FRAG_SIZE(s) (EXT3_MIN_FRAG_SIZE << (s)->s_log_frag_size)
  58 #define EXT3_FRAGS_PER_BLOCK(s) (EXT3_BLOCK_SIZE(s) / EXT3_FRAG_SIZE(s))
  59
  60 struct ext3_group_desc
  61 {
  62  __le32 bg_block_bitmap;
  63  __le32 bg_inode_bitmap;
  64  __le32 bg_inode_table;
  65  __le16 bg_free_blocks_count;
  66  __le16 bg_free_inodes_count;
  67  __le16 bg_used_dirs_count;
  68  __u16 bg_pad;
  69  __le32 bg_reserved[3];
  70 };
  71
  72 #define EXT3_BLOCKS_PER_GROUP(s) ((s)->s_blocks_per_group)
  73 #define EXT3_DESC_PER_BLOCK(s) (EXT3_BLOCK_SIZE(s) / sizeof (struct ext3_group_desc))
  74 #define EXT3_INODES_PER_GROUP(s) ((s)->s_inodes_per_group)
  75
  76 #define EXT3_NDIR_BLOCKS 12
  77 #define EXT3_IND_BLOCK EXT3_NDIR_BLOCKS
  78 #define EXT3_DIND_BLOCK (EXT3_IND_BLOCK + 1)
  79 #define EXT3_TIND_BLOCK (EXT3_DIND_BLOCK + 1)
  80 #define EXT3_N_BLOCKS (EXT3_TIND_BLOCK + 1)
  81
  82 #define EXT3_SECRM_FL 0x00000001
  83 #define EXT3_UNRM_FL 0x00000002
  84 #define EXT3_COMPR_FL 0x00000004
  85 #define EXT3_SYNC_FL 0x00000008
  86 #define EXT3_IMMUTABLE_FL 0x00000010
  87 #define EXT3_APPEND_FL 0x00000020
  88 #define EXT3_NODUMP_FL 0x00000040
  89 #define EXT3_NOATIME_FL 0x00000080
  90
  91 #define EXT3_DIRTY_FL 0x00000100
  92 #define EXT3_COMPRBLK_FL 0x00000200
  93 #define EXT3_NOCOMPR_FL 0x00000400
  94 #define EXT3_ECOMPR_FL 0x00000800
  95
  96 #define EXT3_INDEX_FL 0x00001000
  97 #define EXT3_IMAGIC_FL 0x00002000
  98 #define EXT3_JOURNAL_DATA_FL 0x00004000
  99 #define EXT3_NOTAIL_FL 0x00008000
 100 #define EXT3_DIRSYNC_FL 0x00010000
 101 #define EXT3_TOPDIR_FL 0x00020000
 102 #define EXT3_RESERVED_FL 0x80000000
 103
 104 #define EXT3_FL_USER_VISIBLE 0x0003DFFF
 105 #define EXT3_FL_USER_MODIFIABLE 0x000380FF
 106
 107 #define EXT3_STATE_JDATA 0x00000001
 108 #define EXT3_STATE_NEW 0x00000002
 109 #define EXT3_STATE_XATTR 0x00000004
 110
 111 struct ext3_new_group_input {
 112  __u32 group;
 113  __u32 block_bitmap;
 114  __u32 inode_bitmap;
 115  __u32 inode_table;
 116  __u32 blocks_count;
 117  __u16 reserved_blocks;
 118  __u16 unused;
 119 };
 120
 121 struct ext3_new_group_data {
 122  __u32 group;
 123  __u32 block_bitmap;
 124  __u32 inode_bitmap;
 125  __u32 inode_table;
 126  __u32 blocks_count;
 127  __u16 reserved_blocks;
 128  __u16 unused;
 129  __u32 free_blocks_count;
 130 };
 131
 132 #define EXT3_IOC_GETFLAGS _IOR('f', 1, long)
 133 #define EXT3_IOC_SETFLAGS _IOW('f', 2, long)
 134 #define EXT3_IOC_GETVERSION _IOR('f', 3, long)
 135 #define EXT3_IOC_SETVERSION _IOW('f', 4, long)
 136 #define EXT3_IOC_GROUP_EXTEND _IOW('f', 7, unsigned long)
 137 #define EXT3_IOC_GROUP_ADD _IOW('f', 8,struct ext3_new_group_input)
 138 #define EXT3_IOC_GETVERSION_OLD _IOR('v', 1, long)
 139 #define EXT3_IOC_SETVERSION_OLD _IOW('v', 2, long)
 140 #define EXT3_IOC_GETRSVSZ _IOR('f', 5, long)
 141 #define EXT3_IOC_SETRSVSZ _IOW('f', 6, long)
 142
 143 struct ext3_mount_options {
 144  unsigned long s_mount_opt;
 145  uid_t s_resuid;
 146  gid_t s_resgid;
 147  unsigned long s_commit_interval;
 148 };
 149
 150 struct ext3_inode {
 151  __le16 i_mode;
 152  __le16 i_uid;
 153  __le32 i_size;
 154  __le32 i_atime;
 155  __le32 i_ctime;
 156  __le32 i_mtime;
 157  __le32 i_dtime;
 158  __le16 i_gid;
 159  __le16 i_links_count;
 160  __le32 i_blocks;
 161  __le32 i_flags;
 162  union {
 163  struct {
 164  __u32 l_i_reserved1;
 165  } linux1;
 166  struct {
 167  __u32 h_i_translator;
 168  } hurd1;
 169  struct {
 170  __u32 m_i_reserved1;
 171  } masix1;
 172  } osd1;
 173  __le32 i_block[EXT3_N_BLOCKS];
 174  __le32 i_generation;
 175  __le32 i_file_acl;
 176  __le32 i_dir_acl;
 177  __le32 i_faddr;
 178  union {
 179  struct {
 180  __u8 l_i_frag;
 181  __u8 l_i_fsize;
 182  __u16 i_pad1;
 183  __le16 l_i_uid_high;
 184  __le16 l_i_gid_high;
 185  __u32 l_i_reserved2;
 186  } linux2;
 187  struct {
 188  __u8 h_i_frag;
 189  __u8 h_i_fsize;
 190  __u16 h_i_mode_high;
 191  __u16 h_i_uid_high;
 192  __u16 h_i_gid_high;
 193  __u32 h_i_author;
 194  } hurd2;
 195  struct {
 196  __u8 m_i_frag;
 197  __u8 m_i_fsize;
 198  __u16 m_pad1;
 199  __u32 m_i_reserved2[2];
 200  } masix2;
 201  } osd2;
 202  __le16 i_extra_isize;
 203  __le16 i_pad1;
 204 };
 205
 206 #define i_size_high i_dir_acl
 207
 208 #ifdef __linux__
 209 #define i_reserved1 osd1.linux1.l_i_reserved1
 210 #define i_frag osd2.linux2.l_i_frag
 211 #define i_fsize osd2.linux2.l_i_fsize
 212 #define i_uid_low i_uid
 213 #define i_gid_low i_gid
 214 #define i_uid_high osd2.linux2.l_i_uid_high
 215 #define i_gid_high osd2.linux2.l_i_gid_high
 216 #define i_reserved2 osd2.linux2.l_i_reserved2
 217
 218 #elif defined(__GNU__)
 219
 220 #define i_translator osd1.hurd1.h_i_translator
 221 #define i_frag osd2.hurd2.h_i_frag;
 222 #define i_fsize osd2.hurd2.h_i_fsize;
 223 #define i_uid_high osd2.hurd2.h_i_uid_high
 224 #define i_gid_high osd2.hurd2.h_i_gid_high
 225 #define i_author osd2.hurd2.h_i_author
 226
 227 #elif defined(__masix__)
 228
 229 #define i_reserved1 osd1.masix1.m_i_reserved1
 230 #define i_frag osd2.masix2.m_i_frag
 231 #define i_fsize osd2.masix2.m_i_fsize
 232 #define i_reserved2 osd2.masix2.m_i_reserved2
 233
 234 #endif
 235
 236 #define EXT3_VALID_FS 0x0001
 237 #define EXT3_ERROR_FS 0x0002
 238 #define EXT3_ORPHAN_FS 0x0004
 239
 240 #define EXT3_MOUNT_CHECK 0x00001
 241 #define EXT3_MOUNT_OLDALLOC 0x00002
 242 #define EXT3_MOUNT_GRPID 0x00004
 243 #define EXT3_MOUNT_DEBUG 0x00008
 244 #define EXT3_MOUNT_ERRORS_CONT 0x00010
 245 #define EXT3_MOUNT_ERRORS_RO 0x00020
 246 #define EXT3_MOUNT_ERRORS_PANIC 0x00040
 247 #define EXT3_MOUNT_MINIX_DF 0x00080
 248 #define EXT3_MOUNT_NOLOAD 0x00100
 249 #define EXT3_MOUNT_ABORT 0x00200
 250 #define EXT3_MOUNT_DATA_FLAGS 0x00C00
 251 #define EXT3_MOUNT_JOURNAL_DATA 0x00400
 252 #define EXT3_MOUNT_ORDERED_DATA 0x00800
 253 #define EXT3_MOUNT_WRITEBACK_DATA 0x00C00
 254 #define EXT3_MOUNT_UPDATE_JOURNAL 0x01000
 255 #define EXT3_MOUNT_NO_UID32 0x02000
 256 #define EXT3_MOUNT_XATTR_USER 0x04000
 257 #define EXT3_MOUNT_POSIX_ACL 0x08000
 258 #define EXT3_MOUNT_RESERVATION 0x10000
 259 #define EXT3_MOUNT_BARRIER 0x20000
 260 #define EXT3_MOUNT_NOBH 0x40000
 261 #define EXT3_MOUNT_QUOTA 0x80000
 262 #define EXT3_MOUNT_USRQUOTA 0x100000
 263 #define EXT3_MOUNT_GRPQUOTA 0x200000
 264
 265 #ifndef _LINUX_EXT2_FS_H
 266 #define clear_opt(o, opt) o &= ~EXT3_MOUNT_##opt
 267 #define set_opt(o, opt) o |= EXT3_MOUNT_##opt
 268 #define test_opt(sb, opt) (EXT3_SB(sb)->s_mount_opt &   EXT3_MOUNT_##opt)
 269 #else
 270 #define EXT2_MOUNT_NOLOAD EXT3_MOUNT_NOLOAD
 271 #define EXT2_MOUNT_ABORT EXT3_MOUNT_ABORT
 272 #define EXT2_MOUNT_DATA_FLAGS EXT3_MOUNT_DATA_FLAGS
 273 #endif
 274
 275 #define ext3_set_bit ext2_set_bit
 276 #define ext3_set_bit_atomic ext2_set_bit_atomic
 277 #define ext3_clear_bit ext2_clear_bit
 278 #define ext3_clear_bit_atomic ext2_clear_bit_atomic
 279 #define ext3_test_bit ext2_test_bit
 280 #define ext3_find_first_zero_bit ext2_find_first_zero_bit
 281 #define ext3_find_next_zero_bit ext2_find_next_zero_bit
 282
 283 #define EXT3_DFL_MAX_MNT_COUNT 20
 284 #define EXT3_DFL_CHECKINTERVAL 0
 285
 286 #define EXT3_ERRORS_CONTINUE 1
 287 #define EXT3_ERRORS_RO 2
 288 #define EXT3_ERRORS_PANIC 3
 289 #define EXT3_ERRORS_DEFAULT EXT3_ERRORS_CONTINUE
 290
 291 struct ext3_super_block {
 292   __le32 s_inodes_count;
 293  __le32 s_blocks_count;
 294  __le32 s_r_blocks_count;
 295  __le32 s_free_blocks_count;
 296   __le32 s_free_inodes_count;
 297  __le32 s_first_data_block;
 298  __le32 s_log_block_size;
 299  __le32 s_log_frag_size;
 300   __le32 s_blocks_per_group;
 301  __le32 s_frags_per_group;
 302  __le32 s_inodes_per_group;
 303  __le32 s_mtime;
 304   __le32 s_wtime;
 305  __le16 s_mnt_count;
 306  __le16 s_max_mnt_count;
 307  __le16 s_magic;
 308  __le16 s_state;
 309  __le16 s_errors;
 310  __le16 s_minor_rev_level;
 311   __le32 s_lastcheck;
 312  __le32 s_checkinterval;
 313  __le32 s_creator_os;
 314  __le32 s_rev_level;
 315   __le16 s_def_resuid;
 316  __le16 s_def_resgid;
 317
 318  __le32 s_first_ino;
 319  __le16 s_inode_size;
 320  __le16 s_block_group_nr;
 321  __le32 s_feature_compat;
 322   __le32 s_feature_incompat;
 323  __le32 s_feature_ro_compat;
 324   __u8 s_uuid[16];
 325   char s_volume_name[16];
 326   char s_last_mounted[64];
 327   __le32 s_algorithm_usage_bitmap;
 328
 329  __u8 s_prealloc_blocks;
 330  __u8 s_prealloc_dir_blocks;
 331  __u16 s_reserved_gdt_blocks;
 332
 333   __u8 s_journal_uuid[16];
 334   __le32 s_journal_inum;
 335  __le32 s_journal_dev;
 336  __le32 s_last_orphan;
 337  __le32 s_hash_seed[4];
 338  __u8 s_def_hash_version;
 339  __u8 s_reserved_char_pad;
 340  __u16 s_reserved_word_pad;
 341  __le32 s_default_mount_opts;
 342  __le32 s_first_meta_bg;
 343  __u32 s_reserved[190];
 344 };
 345
 346 #define EXT3_SB(sb) (sb)
 347
 348 #define NEXT_ORPHAN(inode) EXT3_I(inode)->i_dtime
 349
 350 #define EXT3_OS_LINUX 0
 351 #define EXT3_OS_HURD 1
 352 #define EXT3_OS_MASIX 2
 353 #define EXT3_OS_FREEBSD 3
 354 #define EXT3_OS_LITES 4
 355
 356 #define EXT3_GOOD_OLD_REV 0
 357 #define EXT3_DYNAMIC_REV 1
 358
 359 #define EXT3_CURRENT_REV EXT3_GOOD_OLD_REV
 360 #define EXT3_MAX_SUPP_REV EXT3_DYNAMIC_REV
 361
 362 #define EXT3_GOOD_OLD_INODE_SIZE 128
 363
 364 #define EXT3_HAS_COMPAT_FEATURE(sb,mask)   ( EXT3_SB(sb)->s_es->s_feature_compat & cpu_to_le32(mask) )
 365 #define EXT3_HAS_RO_COMPAT_FEATURE(sb,mask)   ( EXT3_SB(sb)->s_es->s_feature_ro_compat & cpu_to_le32(mask) )
 366 #define EXT3_HAS_INCOMPAT_FEATURE(sb,mask)   ( EXT3_SB(sb)->s_es->s_feature_incompat & cpu_to_le32(mask) )
 367 #define EXT3_SET_COMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_compat |= cpu_to_le32(mask)
 368 #define EXT3_SET_RO_COMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_ro_compat |= cpu_to_le32(mask)
 369 #define EXT3_SET_INCOMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_incompat |= cpu_to_le32(mask)
 370 #define EXT3_CLEAR_COMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_compat &= ~cpu_to_le32(mask)
 371 #define EXT3_CLEAR_RO_COMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_ro_compat &= ~cpu_to_le32(mask)
 372 #define EXT3_CLEAR_INCOMPAT_FEATURE(sb,mask)   EXT3_SB(sb)->s_es->s_feature_incompat &= ~cpu_to_le32(mask)
 373
 374 #define EXT3_FEATURE_COMPAT_DIR_PREALLOC 0x0001
 375 #define EXT3_FEATURE_COMPAT_IMAGIC_INODES 0x0002
 376 #define EXT3_FEATURE_COMPAT_HAS_JOURNAL 0x0004
 377 #define EXT3_FEATURE_COMPAT_EXT_ATTR 0x0008
 378 #define EXT3_FEATURE_COMPAT_RESIZE_INODE 0x0010
 379 #define EXT3_FEATURE_COMPAT_DIR_INDEX 0x0020
 380
 381 #define EXT3_FEATURE_RO_COMPAT_SPARSE_SUPER 0x0001
 382 #define EXT3_FEATURE_RO_COMPAT_LARGE_FILE 0x0002
 383 #define EXT3_FEATURE_RO_COMPAT_BTREE_DIR 0x0004
 384
 385 #define EXT3_FEATURE_INCOMPAT_COMPRESSION 0x0001
 386 #define EXT3_FEATURE_INCOMPAT_FILETYPE 0x0002
 387 #define EXT3_FEATURE_INCOMPAT_RECOVER 0x0004
 388 #define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV 0x0008
 389 #define EXT3_FEATURE_INCOMPAT_META_BG 0x0010
 390
 391 #define EXT3_FEATURE_COMPAT_SUPP EXT2_FEATURE_COMPAT_EXT_ATTR
 392 #define EXT3_FEATURE_INCOMPAT_SUPP (EXT3_FEATURE_INCOMPAT_FILETYPE|   EXT3_FEATURE_INCOMPAT_RECOVER|   EXT3_FEATURE_INCOMPAT_META_BG)
 393 #define EXT3_FEATURE_RO_COMPAT_SUPP (EXT3_FEATURE_RO_COMPAT_SPARSE_SUPER|   EXT3_FEATURE_RO_COMPAT_LARGE_FILE|   EXT3_FEATURE_RO_COMPAT_BTREE_DIR)
 394
 395 #define EXT3_DEF_RESUID 0
 396 #define EXT3_DEF_RESGID 0
 397
 398 #define EXT3_DEFM_DEBUG 0x0001
 399 #define EXT3_DEFM_BSDGROUPS 0x0002
 400 #define EXT3_DEFM_XATTR_USER 0x0004
 401 #define EXT3_DEFM_ACL 0x0008
 402 #define EXT3_DEFM_UID16 0x0010
 403 #define EXT3_DEFM_JMODE 0x0060
 404 #define EXT3_DEFM_JMODE_DATA 0x0020
 405 #define EXT3_DEFM_JMODE_ORDERED 0x0040
 406 #define EXT3_DEFM_JMODE_WBACK 0x0060
 407
 408 #define EXT3_NAME_LEN 255
 409
 410 struct ext3_dir_entry {
 411  __le32 inode;
 412  __le16 rec_len;
 413  __le16 name_len;
 414  char name[EXT3_NAME_LEN];
 415 };
 416
 417 struct ext3_dir_entry_2 {
 418  __le32 inode;
 419  __le16 rec_len;
 420  __u8 name_len;
 421  __u8 file_type;
 422  char name[EXT3_NAME_LEN];
 423 };
 424
 425 #define EXT3_FT_UNKNOWN 0
 426 #define EXT3_FT_REG_FILE 1
 427 #define EXT3_FT_DIR 2
 428 #define EXT3_FT_CHRDEV 3
 429 #define EXT3_FT_BLKDEV 4
 430 #define EXT3_FT_FIFO 5
 431 #define EXT3_FT_SOCK 6
 432 #define EXT3_FT_SYMLINK 7
 433
 434 #define EXT3_FT_MAX 8
 435
 436 #define EXT3_DIR_PAD 4
 437 #define EXT3_DIR_ROUND (EXT3_DIR_PAD - 1)
 438 #define EXT3_DIR_REC_LEN(name_len) (((name_len) + 8 + EXT3_DIR_ROUND) &   ~EXT3_DIR_ROUND)
 439
 440 #define is_dx(dir) 0
 441 #define EXT3_DIR_LINK_MAX(dir) ((dir)->i_nlink >= EXT3_LINK_MAX)
 442 #define EXT3_DIR_LINK_EMPTY(dir) ((dir)->i_nlink == 2)
 443
 444 #define DX_HASH_LEGACY 0
 445 #define DX_HASH_HALF_MD4 1
 446 #define DX_HASH_TEA 2
 447
 448 #endif