File Directory Entry

File directory entry describes files and directories. It is a primary critical directory entry and must be immediately followed by 1 Stream Extension directory entry and from 1 to 17 File Name directory entries . Those 3-19 directory entries comprise a directory entry set describing a single file or a directory.

Offset

Size

Description

Comments

0 (0x00)

1

EntryType

0x85

1 (0x01)

1

SecondaryCount

Must be from 2 to 18

2 (0x02)

2

SetChecksum

 

4 (0x04)

2

FileAttributes

 

Bits

Size

Attribute

Comments

0 1

ReadOnly

 

1 1

Hidden

 

2 1

System

 

3 1

Reserved1

 

4 1

Directory

 

5 1

Archive

 

6 10

Reserved2

 

6 (0x06)

2

Reserved1

 

8 (0x08)

4

CreateTimestamp

 

12 (0x0C)

4

LastModifiedTimestamp

 

16 (0x10)

4

LastAccessedTimestamp

 

20 (0x14)

1

Create10msIncrement

0..199

21 (0x15)

1

LastModified10msIncrement

0..199

22 (0x16)

1

CreateTimezoneOffset

Offset from UTC in 15 min increments

23 (0x17)

1

LastModifiedTimezoneOffset

Offset from UTC in 15 min increments

24 (0x18)

1

LastAccessedTimezoneOffset

Offset from UTC in 15 min increments

25 (0x19)

7

Reserved2

 

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