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SdFat
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FAT file structures. More...

Classes | |
| struct | directoryEntry |
| FAT short directory entry. More... | |
| struct | fat32_boot |
| Boot sector for a FAT32 volume. More... | |
| struct | fat32_fsinfo |
| FSINFO sector for a FAT32 volume. More... | |
| struct | fat_boot |
| Boot sector for a FAT12/FAT16 volume. More... | |
| struct | masterBootRecord |
| Master Boot Record. More... | |
| struct | partitionTable |
| MBR partition table entry. More... | |
Typedefs | |
| typedef struct directoryEntry | dir_t |
| typedef struct fat32_boot | fat32_boot_t |
| typedef struct fat32_fsinfo | fat32_fsinfo_t |
| typedef struct fat_boot | fat_boot_t |
| typedef struct masterBootRecord | mbr_t |
| typedef struct partitionTable | part_t |
Functions | |
| static uint8_t | DIR_IS_FILE (const dir_t *dir) |
| static uint8_t | DIR_IS_FILE_OR_SUBDIR (const dir_t *dir) |
| static uint8_t | DIR_IS_LONG_NAME (const dir_t *dir) |
| static uint8_t | DIR_IS_SUBDIR (const dir_t *dir) |
Variables | |
| uint8_t const | BOOTSIG0 = 0X55 |
| uint8_t const | BOOTSIG1 = 0XAA |
| uint8_t const | DIR_ATT_ARCHIVE = 0X20 |
| uint8_t const | DIR_ATT_DEFINED_BITS = 0X3F |
| uint8_t const | DIR_ATT_DIRECTORY = 0X10 |
| uint8_t const | DIR_ATT_FILE_TYPE_MASK = (DIR_ATT_VOLUME_ID | DIR_ATT_DIRECTORY) |
| uint8_t const | DIR_ATT_HIDDEN = 0X02 |
| uint8_t const | DIR_ATT_LONG_NAME = 0X0F |
| uint8_t const | DIR_ATT_LONG_NAME_MASK = 0X3F |
| uint8_t const | DIR_ATT_READ_ONLY = 0X01 |
| uint8_t const | DIR_ATT_SYSTEM = 0X04 |
| uint8_t const | DIR_ATT_VOLUME_ID = 0X08 |
| uint8_t const | DIR_NAME_0XE5 = 0X05 |
| uint8_t const | DIR_NAME_DELETED = 0XE5 |
| uint8_t const | DIR_NAME_FREE = 0X00 |
| uint8_t const | EXTENDED_BOOT_SIG = 0X29 |
| uint16_t const | FAT12EOC = 0XFFF |
| uint16_t const | FAT12EOC_MIN = 0XFF8 |
| uint16_t const | FAT16EOC = 0XFFFF |
| uint16_t const | FAT16EOC_MIN = 0XFFF8 |
| uint32_t const | FAT32EOC = 0X0FFFFFFF |
| uint32_t const | FAT32EOC_MIN = 0X0FFFFFF8 |
| uint32_t const | FAT32MASK = 0X0FFFFFFF |
| uint32_t const | FSINFO_LEAD_SIG = 0x41615252 |
| uint32_t const | FSINFO_STRUCT_SIG = 0x61417272 |
FAT file structures.
| typedef struct directoryEntry dir_t |
Type name for directoryEntry
| typedef struct fat32_boot fat32_boot_t |
Type name for FAT32 Boot Sector
| typedef struct fat32_fsinfo fat32_fsinfo_t |
Type name for FAT32 FSINFO Sector
| typedef struct fat_boot fat_boot_t |
Type name for FAT Boot Sector
| typedef struct masterBootRecord mbr_t |
Type name for masterBootRecord
| typedef struct partitionTable part_t |
Type name for partitionTable
| static uint8_t DIR_IS_FILE | ( | const dir_t * | dir | ) | [inline, static] |
Directory entry is for a file
| [in] | dir | Pointer to a directory entry. |
| static uint8_t DIR_IS_FILE_OR_SUBDIR | ( | const dir_t * | dir | ) | [inline, static] |
Directory entry is for a file or subdirectory
| [in] | dir | Pointer to a directory entry. |
| static uint8_t DIR_IS_LONG_NAME | ( | const dir_t * | dir | ) | [inline, static] |
Directory entry is part of a long name
| [in] | dir | Pointer to a directory entry. |
| static uint8_t DIR_IS_SUBDIR | ( | const dir_t * | dir | ) | [inline, static] |
Directory entry is for a subdirectory
| [in] | dir | Pointer to a directory entry. |
| uint8_t const BOOTSIG0 = 0X55 |
Value for byte 510 of boot block or MBR
| uint8_t const BOOTSIG1 = 0XAA |
Value for byte 511 of boot block or MBR
| uint8_t const DIR_ATT_ARCHIVE = 0X20 |
Old DOS archive bit for backup support
| uint8_t const DIR_ATT_DEFINED_BITS = 0X3F |
defined attribute bits
| uint8_t const DIR_ATT_DIRECTORY = 0X10 |
Entry is for a directory
| uint8_t const DIR_ATT_FILE_TYPE_MASK = (DIR_ATT_VOLUME_ID | DIR_ATT_DIRECTORY) |
Mask for file/subdirectory tests
| uint8_t const DIR_ATT_HIDDEN = 0X02 |
File should hidden in directory listings
| uint8_t const DIR_ATT_LONG_NAME = 0X0F |
Test value for long name entry. Test is (d->attributes & DIR_ATT_LONG_NAME_MASK) == DIR_ATT_LONG_NAME.
| uint8_t const DIR_ATT_LONG_NAME_MASK = 0X3F |
Test mask for long name entry
| uint8_t const DIR_ATT_READ_ONLY = 0X01 |
file is read-only
| uint8_t const DIR_ATT_SYSTEM = 0X04 |
Entry is for a system file
| uint8_t const DIR_ATT_VOLUME_ID = 0X08 |
Directory entry contains the volume label
| uint8_t const DIR_NAME_0XE5 = 0X05 |
escape for name[0] = 0XE5
| uint8_t const DIR_NAME_DELETED = 0XE5 |
name[0] value for entry that is free after being "deleted"
| uint8_t const DIR_NAME_FREE = 0X00 |
name[0] value for entry that is free and no allocated entries follow
| uint8_t const EXTENDED_BOOT_SIG = 0X29 |
Value for bootSignature field int FAT/FAT32 boot sector
| uint16_t const FAT12EOC = 0XFFF |
FAT12 end of chain value used by Microsoft.
| uint16_t const FAT12EOC_MIN = 0XFF8 |
Minimum value for FAT12 EOC. Use to test for EOC.
| uint16_t const FAT16EOC = 0XFFFF |
FAT16 end of chain value used by Microsoft.
| uint16_t const FAT16EOC_MIN = 0XFFF8 |
Minimum value for FAT16 EOC. Use to test for EOC.
| uint32_t const FAT32EOC = 0X0FFFFFFF |
FAT32 end of chain value used by Microsoft.
| uint32_t const FAT32EOC_MIN = 0X0FFFFFF8 |
Minimum value for FAT32 EOC. Use to test for EOC.
| uint32_t const FAT32MASK = 0X0FFFFFFF |
Mask a for FAT32 entry. Entries are 28 bits.
| uint32_t const FSINFO_LEAD_SIG = 0x41615252 |
Lead signature for a FSINFO sector
| uint32_t const FSINFO_STRUCT_SIG = 0x61417272 |
Struct signature for a FSINFO sector
1.7.4