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Format of LANtastic user account structure

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Offset Size Description

00h

16 BYTEs

blank-padded username (zero-padded for v4.x)

10h

16 BYTEs

reserved (00h)

20h

32 BYTEs

user description

40h

BYTE

privilege bits (see #01729)

41h

BYTE

maximum concurrent users

42h

42 BYTEs

bit map for disallowed half hours, beginning on Sunday (bit set if half-hour not an allowed time)

6Ch

WORD

internal (0002h)

6Eh

2 WORDs

last login time

72h

2 WORDs

account expiration date (MS-DOS-format year/month:day)

76h

2 WORDs

password expiration date (0 = none)

7Ah

BYTE

number of days to extend password after change (1-31)
00h if no extension required

---v3.x---

7Bh

5 BYTEs

reserved

---v4.x---

7Bh

BYTE

storage for first letter of user name when deleted (first character is changed to 00h when deleting account)

7Ch

BYTE

extended privileges

7Dh

3 BYTEs

reserved