ext2_fs.h File Reference

Go to the source code of this file.

Data Structures
struct	ext2_dir_entry_2
struct	ext2_group_desc
struct	ext2_inode

Macros
#define	EXT2_ACL_DATA_INO   4 /* ACL inode */
#define	EXT2_ACL_IDX_INO   3 /* ACL inode */
#define	EXT2_BAD_INO   1 /* Bad blocks inode */
#define	EXT2_BOOT_LOADER_INO   5 /* Boot loader inode */
#define	EXT2_DIND_BLOCK   (EXT2_IND_BLOCK + 1)
#define	EXT2_DIRENT_FILE_TYPE(dir_ent)
#define	EXT2_DIRENT_INODE(dir_ent)
#define	EXT2_DIRENT_NAME_LEN(dir_ent)
#define	EXT2_DIRENT_REC_LEN(dir_ent)
#define	EXT2_ERROR_FS   0x0002
#define	EXT2_ERRORS_CONTINUE   1 /* Continue execution */
#define	EXT2_ERRORS_DEFAULT   EXT2_ERRORS_CONTINUE
#define	EXT2_ERRORS_PANIC   3 /* Panic */
#define	EXT2_ERRORS_RO   2 /* Remount fs read-only */
#define	EXT2_FEATURE_COMPAT_HAS_DIR_INDEX   0x0020
#define	EXT2_FEATURE_INCOMPAT_FILETYPE   0x0002
#define	EXT2_FEATURE_RO_COMPAT_LARGE_FILE   0x0002
#define	EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER   0x0001
#define	EXT2_FT_BLKDEV   4
#define	EXT2_FT_CHRDEV   3
#define	EXT2_FT_DIR   2
#define	EXT2_FT_FIFO   5
#define	EXT2_FT_REG_FILE   1
#define	EXT2_FT_SOCK   6
#define	EXT2_FT_SYMLINK   7
#define	EXT2_FT_UNKNOWN   0
#define	EXT2_GROUP_BLOCK_BITMAP(gd)
#define	EXT2_GROUP_FREE_BLOCKS_COUNT(gd)
#define	EXT2_GROUP_FREE_INODES_COUNT(gd)
#define	EXT2_GROUP_INODE_BITMAP(gd)
#define	EXT2_GROUP_INODE_TABLE(gd)
#define	EXT2_GROUP_USED_DIRS_COUNT(gd)
#define	EXT2_IND_BLOCK   EXT2_NDIR_BLOCKS
#define	EXT2_INODE_ATIME(inode)
#define	EXT2_INODE_BLOCK(inode, blk)
#define	EXT2_INODE_BLOCKS(inode)
#define	EXT2_INODE_CTIME(inode)
#define	EXT2_INODE_DTIME(inode)
#define	EXT2_INODE_FLAGS(inode)
#define	EXT2_INODE_GID(inode)
#define	EXT2_INODE_LINKS_COUNT(inode)
#define	EXT2_INODE_MODE(inode)
#define	EXT2_INODE_MTIME(inode)
#define	EXT2_INODE_SIZE(inode)
#define	EXT2_INODE_TRANSLATOR(inode)
#define	EXT2_INODE_UID(inode)
#define	EXT2_MIN_BLOCK_SIZE   1024
#define	EXT2_N_BLOCKS   (EXT2_TIND_BLOCK + 1)
#define	EXT2_NDIR_BLOCKS   12
#define	EXT2_OS_FREEBSD   3
#define	EXT2_OS_HURD   1
#define	EXT2_OS_LINUX   0
#define	EXT2_OS_LITES   4
#define	EXT2_OS_MASIX   2
#define	EXT2_RESERVED_INODE_COUNT   11
#define	EXT2_ROOT_INO   2 /* Root inode */
#define	EXT2_SUPER_ALGORITHM_USAGE_BITMAP(sb)
#define	EXT2_SUPER_BLOCK_GROUP_NR(sb)
#define	EXT2_SUPER_BLOCKS_COUNT(sb)
#define	EXT2_SUPER_BLOCKS_PER_GROUP(sb)
#define	EXT2_SUPER_CHECKINTERVAL(sb)
#define	EXT2_SUPER_CREATOR_OS(sb)
#define	EXT2_SUPER_DEF_RESGID(sb)
#define	EXT2_SUPER_DEF_RESUID(sb)
#define	EXT2_SUPER_ERRORS(sb)
#define	EXT2_SUPER_FEATURE_COMPAT(sb)
#define	EXT2_SUPER_FEATURE_INCOMPAT(sb)
#define	EXT2_SUPER_FEATURE_RO_COMPAT(sb)
#define	EXT2_SUPER_FIRST_DATA_BLOCK(sb)
#define	EXT2_SUPER_FIRST_INO(sb)
#define	EXT2_SUPER_FRAGS_PER_GROUP(sb)
#define	EXT2_SUPER_FREE_BLOCKS_COUNT(sb)
#define	EXT2_SUPER_FREE_INODES_COUNT(sb)
#define	EXT2_SUPER_INODE_SIZE(sb)
#define	EXT2_SUPER_INODES_COUNT(sb)
#define	EXT2_SUPER_INODES_PER_GROUP(sb)
#define	EXT2_SUPER_JOURNAL_DEV(sb)
#define	EXT2_SUPER_JOURNAL_INUM(sb)
#define	EXT2_SUPER_JOURNAL_UUID(sb)
#define	EXT2_SUPER_LAST_MOUNTED(sb)
#define	EXT2_SUPER_LAST_ORPHAN(sb)
#define	EXT2_SUPER_LASTCHECK(sb)
#define	EXT2_SUPER_LOG_BLOCK_SIZE(sb)
#define	EXT2_SUPER_LOG_FRAG_SIZE(sb)
#define	EXT2_SUPER_MAGIC(sb)
#define	EXT2_SUPER_MAGIC_CONST   0xEF53
#define	EXT2_SUPER_MAX_MNT_COUNT(sb)
#define	EXT2_SUPER_MINOR_REV_LEVEL(sb)
#define	EXT2_SUPER_MNT_COUNT(sb)
#define	EXT2_SUPER_MTIME(sb)
#define	EXT2_SUPER_R_BLOCKS_COUNT(sb)
#define	EXT2_SUPER_REV_LEVEL(sb)
#define	EXT2_SUPER_STATE(sb)
#define	EXT2_SUPER_UUID(sb)
#define	EXT2_SUPER_VOLUME_NAME(sb)
#define	EXT2_SUPER_WTIME(sb)
#define	EXT2_TIND_BLOCK   (EXT2_DIND_BLOCK + 1)
#define	EXT2_UNDEL_DIR_INO   6 /* Undelete directory inode */
#define	EXT2_VALID_FS   0x0001
#define	EXT3_FEATURE_COMPAT_HAS_JOURNAL   0x0004
#define	EXT3_FEATURE_INCOMPAT_RECOVER   0x0004
#define	EXT4_FEATURE_INCOMPAT_64BIT   0x0080
#define	EXT4_FEATURE_INCOMPAT_EXTENTS   0x0040
#define	EXT4_FEATURE_INCOMPAT_FLEX_BG   0x0200
#define	EXT4_FEATURE_RO_COMPAT_DIR_NLINK   0x0020
#define	EXT4_FEATURE_RO_COMPAT_GDT_CSUM   0x0010
#define	EXT4_FEATURE_RO_COMPAT_HUGE_FILE   0x0008
#define	i_size_high   i_dir_acl

Functions
struct	__attribute__ ((packed)) ext2_super_block

Macro Definition Documentation

EXT2_ACL_DATA_INO

#define EXT2_ACL_DATA_INO   4 /* ACL inode */

EXT2_ACL_IDX_INO

#define EXT2_ACL_IDX_INO   3 /* ACL inode */

EXT2_BAD_INO

#define EXT2_BAD_INO   1 /* Bad blocks inode */

EXT2_BOOT_LOADER_INO

#define EXT2_BOOT_LOADER_INO   5 /* Boot loader inode */

EXT2_DIND_BLOCK

#define EXT2_DIND_BLOCK   (EXT2_IND_BLOCK + 1)

EXT2_DIRENT_FILE_TYPE

#define EXT2_DIRENT_FILE_TYPE

(

dir_ent

)

Value:

((dir_ent).file_type)

EXT2_DIRENT_INODE

#define EXT2_DIRENT_INODE

(

dir_ent

)

Value:

(PED_LE32_TO_CPU((dir_ent).inode))

EXT2_DIRENT_NAME_LEN

#define EXT2_DIRENT_NAME_LEN

(

dir_ent

)

Value:

((dir_ent).name_len)

EXT2_DIRENT_REC_LEN

#define EXT2_DIRENT_REC_LEN

(

dir_ent

)

Value:

(PED_LE16_TO_CPU((dir_ent).rec_len))

EXT2_ERROR_FS

#define EXT2_ERROR_FS   0x0002

EXT2_ERRORS_CONTINUE

#define EXT2_ERRORS_CONTINUE   1 /* Continue execution */

EXT2_ERRORS_DEFAULT

#define EXT2_ERRORS_DEFAULT   EXT2_ERRORS_CONTINUE

EXT2_ERRORS_PANIC

#define EXT2_ERRORS_PANIC   3 /* Panic */

EXT2_ERRORS_RO

#define EXT2_ERRORS_RO   2 /* Remount fs read-only */

EXT2_FEATURE_COMPAT_HAS_DIR_INDEX

#define EXT2_FEATURE_COMPAT_HAS_DIR_INDEX   0x0020

EXT2_FEATURE_INCOMPAT_FILETYPE

#define EXT2_FEATURE_INCOMPAT_FILETYPE   0x0002

EXT2_FEATURE_RO_COMPAT_LARGE_FILE

#define EXT2_FEATURE_RO_COMPAT_LARGE_FILE   0x0002

EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER

#define EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER   0x0001

EXT2_FT_BLKDEV

#define EXT2_FT_BLKDEV   4

EXT2_FT_CHRDEV

#define EXT2_FT_CHRDEV   3

EXT2_FT_DIR

#define EXT2_FT_DIR   2

EXT2_FT_FIFO

#define EXT2_FT_FIFO   5

EXT2_FT_REG_FILE

#define EXT2_FT_REG_FILE   1

EXT2_FT_SOCK

#define EXT2_FT_SOCK   6

EXT2_FT_SYMLINK

#define EXT2_FT_SYMLINK   7

EXT2_FT_UNKNOWN

#define EXT2_FT_UNKNOWN   0

EXT2_GROUP_BLOCK_BITMAP

#define EXT2_GROUP_BLOCK_BITMAP

(

gd

)

Value:

(PED_LE32_TO_CPU((gd).bg_block_bitmap))

EXT2_GROUP_FREE_BLOCKS_COUNT

#define EXT2_GROUP_FREE_BLOCKS_COUNT

(

gd

)

Value:

                (PED_LE16_TO_CPU((gd).bg_free_blocks_count))

EXT2_GROUP_FREE_INODES_COUNT

#define EXT2_GROUP_FREE_INODES_COUNT

(

gd

)

Value:

                (PED_LE16_TO_CPU((gd).bg_free_inodes_count))

EXT2_GROUP_INODE_BITMAP

#define EXT2_GROUP_INODE_BITMAP

(

gd

)

Value:

(PED_LE32_TO_CPU((gd).bg_inode_bitmap))

EXT2_GROUP_INODE_TABLE

#define EXT2_GROUP_INODE_TABLE

(

gd

)

Value:

(PED_LE32_TO_CPU((gd).bg_inode_table))

EXT2_GROUP_USED_DIRS_COUNT

#define EXT2_GROUP_USED_DIRS_COUNT

(

gd

)

Value:

                (PED_LE16_TO_CPU((gd).bg_used_dirs_count))

EXT2_IND_BLOCK

#define EXT2_IND_BLOCK   EXT2_NDIR_BLOCKS

EXT2_INODE_ATIME

#define EXT2_INODE_ATIME

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_atime))

EXT2_INODE_BLOCK

#define EXT2_INODE_BLOCK	(		inode,
			blk )

Value:

(PED_LE32_TO_CPU((inode).i_block[blk]))

EXT2_INODE_BLOCKS

#define EXT2_INODE_BLOCKS

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_blocks))

EXT2_INODE_CTIME

#define EXT2_INODE_CTIME

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_ctime))

EXT2_INODE_DTIME

#define EXT2_INODE_DTIME

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_dtime))

EXT2_INODE_FLAGS

#define EXT2_INODE_FLAGS

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_flags))

EXT2_INODE_GID

#define EXT2_INODE_GID

(

inode

)

Value:

(PED_LE16_TO_CPU((inode).i_gid))

EXT2_INODE_LINKS_COUNT

#define EXT2_INODE_LINKS_COUNT

(

inode

)

Value:

(PED_LE16_TO_CPU((inode).i_links_count))

EXT2_INODE_MODE

#define EXT2_INODE_MODE

(

inode

)

Value:

(PED_LE16_TO_CPU((inode).i_mode))

EXT2_INODE_MTIME

#define EXT2_INODE_MTIME

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).i_mtime))

EXT2_INODE_SIZE

#define EXT2_INODE_SIZE

(

inode

)

Value:

        ((uint64_t) PED_LE32_TO_CPU((inode).i_size) \
        + ((uint64_t) PED_LE32_TO_CPU((inode).i_size_high) << 32))

EXT2_INODE_TRANSLATOR

#define EXT2_INODE_TRANSLATOR

(

inode

)

Value:

(PED_LE32_TO_CPU((inode).osd1.hurd1.h_i_translator))

EXT2_INODE_UID

#define EXT2_INODE_UID

(

inode

)

Value:

(PED_LE16_TO_CPU((inode).i_uid))

EXT2_MIN_BLOCK_SIZE

#define EXT2_MIN_BLOCK_SIZE   1024

EXT2_N_BLOCKS

#define EXT2_N_BLOCKS   (EXT2_TIND_BLOCK + 1)

EXT2_NDIR_BLOCKS

#define EXT2_NDIR_BLOCKS   12

EXT2_OS_FREEBSD

#define EXT2_OS_FREEBSD   3

EXT2_OS_HURD

#define EXT2_OS_HURD   1

EXT2_OS_LINUX

#define EXT2_OS_LINUX   0

EXT2_OS_LITES

#define EXT2_OS_LITES   4

EXT2_OS_MASIX

#define EXT2_OS_MASIX   2

EXT2_RESERVED_INODE_COUNT

#define EXT2_RESERVED_INODE_COUNT   11

EXT2_ROOT_INO

#define EXT2_ROOT_INO   2 /* Root inode */

EXT2_SUPER_ALGORITHM_USAGE_BITMAP

#define EXT2_SUPER_ALGORITHM_USAGE_BITMAP

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_algorithm_usage_bitmap))

EXT2_SUPER_BLOCK_GROUP_NR

#define EXT2_SUPER_BLOCK_GROUP_NR

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_block_group_nr))

EXT2_SUPER_BLOCKS_COUNT

#define EXT2_SUPER_BLOCKS_COUNT

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_blocks_count))

EXT2_SUPER_BLOCKS_PER_GROUP

#define EXT2_SUPER_BLOCKS_PER_GROUP

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_blocks_per_group))

EXT2_SUPER_CHECKINTERVAL

#define EXT2_SUPER_CHECKINTERVAL

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_checkinterval))

EXT2_SUPER_CREATOR_OS

#define EXT2_SUPER_CREATOR_OS

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_creator_os))

EXT2_SUPER_DEF_RESGID

#define EXT2_SUPER_DEF_RESGID

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_def_resgid))

EXT2_SUPER_DEF_RESUID

#define EXT2_SUPER_DEF_RESUID

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_def_resuid))

EXT2_SUPER_ERRORS

#define EXT2_SUPER_ERRORS

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_errors))

EXT2_SUPER_FEATURE_COMPAT

#define EXT2_SUPER_FEATURE_COMPAT

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_feature_compat))

EXT2_SUPER_FEATURE_INCOMPAT

#define EXT2_SUPER_FEATURE_INCOMPAT

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_feature_incompat))

EXT2_SUPER_FEATURE_RO_COMPAT

#define EXT2_SUPER_FEATURE_RO_COMPAT

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_feature_ro_compat))

EXT2_SUPER_FIRST_DATA_BLOCK

#define EXT2_SUPER_FIRST_DATA_BLOCK

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_first_data_block))

EXT2_SUPER_FIRST_INO

#define EXT2_SUPER_FIRST_INO

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_first_ino))

EXT2_SUPER_FRAGS_PER_GROUP

#define EXT2_SUPER_FRAGS_PER_GROUP

(

sb

)

Value:

        (PED_LE32_TO_CPU((sb).s_frags_per_group))

EXT2_SUPER_FREE_BLOCKS_COUNT

#define EXT2_SUPER_FREE_BLOCKS_COUNT

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_free_blocks_count))

EXT2_SUPER_FREE_INODES_COUNT

#define EXT2_SUPER_FREE_INODES_COUNT

(

sb

)

Value:

                (PED_LE32_TO_CPU((sb).s_free_inodes_count))

EXT2_SUPER_INODE_SIZE

#define EXT2_SUPER_INODE_SIZE

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_inode_size))

EXT2_SUPER_INODES_COUNT

#define EXT2_SUPER_INODES_COUNT

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_inodes_count))

EXT2_SUPER_INODES_PER_GROUP

#define EXT2_SUPER_INODES_PER_GROUP

(

sb

)

Value:

        (PED_LE32_TO_CPU((sb).s_inodes_per_group))

EXT2_SUPER_JOURNAL_DEV

#define EXT2_SUPER_JOURNAL_DEV

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_journal_dev))

EXT2_SUPER_JOURNAL_INUM

#define EXT2_SUPER_JOURNAL_INUM

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_journal_inum))

EXT2_SUPER_JOURNAL_UUID

#define EXT2_SUPER_JOURNAL_UUID

(

sb

)

Value:

((sb).s_journal_uuid)

EXT2_SUPER_LAST_MOUNTED

#define EXT2_SUPER_LAST_MOUNTED

(

sb

)

Value:

((sb).s_last_mounted)

EXT2_SUPER_LAST_ORPHAN

#define EXT2_SUPER_LAST_ORPHAN

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_last_orphan))

EXT2_SUPER_LASTCHECK

#define EXT2_SUPER_LASTCHECK

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_lastcheck))

EXT2_SUPER_LOG_BLOCK_SIZE

#define EXT2_SUPER_LOG_BLOCK_SIZE

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_log_block_size))

EXT2_SUPER_LOG_FRAG_SIZE

#define EXT2_SUPER_LOG_FRAG_SIZE

(

sb

)

Value:

                ((int32_t) PED_LE32_TO_CPU((sb).s_log_frag_size))

EXT2_SUPER_MAGIC

#define EXT2_SUPER_MAGIC

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_magic))

EXT2_SUPER_MAGIC_CONST

#define EXT2_SUPER_MAGIC_CONST   0xEF53

EXT2_SUPER_MAX_MNT_COUNT

#define EXT2_SUPER_MAX_MNT_COUNT

(

sb

)

Value:

                ((int16_t) PED_LE16_TO_CPU((sb).s_max_mnt_count))

EXT2_SUPER_MINOR_REV_LEVEL

#define EXT2_SUPER_MINOR_REV_LEVEL

(

sb

)

Value:

                (PED_LE16_TO_CPU((sb).s_minor_rev_level))

EXT2_SUPER_MNT_COUNT

#define EXT2_SUPER_MNT_COUNT

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_mnt_count))

EXT2_SUPER_MTIME

#define EXT2_SUPER_MTIME

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_mtime))

EXT2_SUPER_R_BLOCKS_COUNT

#define EXT2_SUPER_R_BLOCKS_COUNT

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_r_blocks_count))

EXT2_SUPER_REV_LEVEL

#define EXT2_SUPER_REV_LEVEL

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_rev_level))

EXT2_SUPER_STATE

#define EXT2_SUPER_STATE

(

sb

)

Value:

(PED_LE16_TO_CPU((sb).s_state))

EXT2_SUPER_UUID

#define EXT2_SUPER_UUID

(

sb

)

Value:

((sb).s_uuid)

EXT2_SUPER_VOLUME_NAME

#define EXT2_SUPER_VOLUME_NAME

(

sb

)

Value:

((sb).s_volume_name)

EXT2_SUPER_WTIME

#define EXT2_SUPER_WTIME

(

sb

)

Value:

(PED_LE32_TO_CPU((sb).s_wtime))

EXT2_TIND_BLOCK

#define EXT2_TIND_BLOCK   (EXT2_DIND_BLOCK + 1)

EXT2_UNDEL_DIR_INO

#define EXT2_UNDEL_DIR_INO   6 /* Undelete directory inode */

EXT2_VALID_FS

#define EXT2_VALID_FS   0x0001

EXT3_FEATURE_COMPAT_HAS_JOURNAL

#define EXT3_FEATURE_COMPAT_HAS_JOURNAL   0x0004

EXT3_FEATURE_INCOMPAT_RECOVER

#define EXT3_FEATURE_INCOMPAT_RECOVER   0x0004

EXT4_FEATURE_INCOMPAT_64BIT

#define EXT4_FEATURE_INCOMPAT_64BIT   0x0080

EXT4_FEATURE_INCOMPAT_EXTENTS

#define EXT4_FEATURE_INCOMPAT_EXTENTS   0x0040

EXT4_FEATURE_INCOMPAT_FLEX_BG

#define EXT4_FEATURE_INCOMPAT_FLEX_BG   0x0200

EXT4_FEATURE_RO_COMPAT_DIR_NLINK

#define EXT4_FEATURE_RO_COMPAT_DIR_NLINK   0x0020

EXT4_FEATURE_RO_COMPAT_GDT_CSUM

#define EXT4_FEATURE_RO_COMPAT_GDT_CSUM   0x0010

EXT4_FEATURE_RO_COMPAT_HUGE_FILE

#define EXT4_FEATURE_RO_COMPAT_HUGE_FILE   0x0008

i_size_high

#define i_size_high   i_dir_acl

Function Documentation

__attribute__()

struct __attribute__

(

(packed)

)