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1993-01-15
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34 lines
INTERPRETATION OF DIRECTORY DATA PRESENTED BY THE DU PROGRAM
The following explains the format of a CP/M directory entry
as shown by DU, using either the "F" (find file) command,
or just doing "D" (dump) of the directory sectors, which
are located in groups 0 and 1 on a single density disk.
----------------
Sample result of "FSID.COM" command:
40 00534944 20202020 20434F4D 0000003A *.SID COM...:*
50 33343536 3738393A 00000000 00000000 *3456789:........*
First line -
40 00534944 20202020 20434F4D 0000003A *.SID COM...:*
|| ||| | || || | |
|| ||^----hex file name-----^ || || ^file name^
|| || || || in ASCII
|| || extent-^^ ||
|| || ||
|| || file size in sectors-^^
|| ||
|| ^^-00 = file active
|| E5 = file erased
^^-displacement of line in directory sector
Second line -
50 33343536 3738393A 00000000 00000000 *3456789:........*
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^---allocation group numbers-------^