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Format of DR DOS 5.0-6.0 current directory structure entry (array)

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Offset Size Description

00h

67 BYTEs

ASCIZ pathname of actual root directory for this logical drive

43h

WORD

drive attributes
1000h = SUBSTed drive
3000h = ??? JOINed drive
4000h = physical drive
5000h = ASSIGNed drive
7000h = JOINed drive
8000h = network drive

45h

BYTE

physical drive number (0=A:) if this logical drive is valid

46h

BYTE

??? apparently flags for JOIN and ASSIGN

47h

WORD

cluster number of start of parent directory (0000h = root)

49h

WORD

entry number of current directory in parent directory

4Bh

WORD

cluster number of start of current directory

4Dh

WORD

used for media change detection (details not available)

4Fh

WORD

cluster number of SUBST/JOIN "root" directory
0000h if physical root directory

See Also:

#01643