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Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure DGSBK Directory generic string block
0000 0 Signed 4 DGSBKLEN DGSBK block size in bytes
0004 4 Character 3 DGSLABEL Label to validate this block. It
is also used to identify the
variable-length string starting
at DGSTRING
0007 7 Bitstring 1 DGSVERS Version code for this block
00000000 DGSVERS0 X'00' DGSVERS0 Initial version
00000008 DGSHDRBS (*-DGSBK) Size of fixed-length
portion of the DGSBK, in bytes
0008 8 Character 1 DGSTRING (0) Start of variable-length string.
It will contain a 1- to
DGSMSIWD/DGSMSIUP/DGSMSFSR/
DGSMSCOM-byte character string
The following two fields are relevant only for
COMMAND GSDBKs
0008 8 Address 1 DGSTRLEN Command string length
0009 9 Character 220 DGSTRCMD (0) Command string
000003FF DGSMSIWD 1023 Maximum allowed length of
IWDIR
000003FF DGSMSIUP 1023 Maximum allowed length of
IUPGM
000003FF DGSMSFSR 1023 Maximum allowed length of
FSROOT
00000BFF DGSMSCOM 3071 Maximum COMMAND DGSBK length
00000407 DGSMBIWD (DGSHDRBS+DGSMSIWD) Maximum IWDIR
DGSBK block size, in bytes
00000407 DGSMBIUP (DGSHDRBS+DGSMSIUP) Maximum IUPGM
DGSBK block size, in bytes
00000407 DGSMBFSR (DGSHDRBS+DGSMSFSR) Maximum
FSROOT DGSBK block size, in bytes
00000C07 DGSMBCOM (DGSHDRBS+DGSMSCOM) Maximum
COMMAND DGSBK length
**** THE VALUE OF FSMAXB FOR DATAMAP IS 4072
00000FE8 DGSMB FSMAXB Maximum DGSBK block size,
in bytes
00000FE0 DGSMS (DGSMB-DGSHDRBS) Maximum length
of DGSTRING
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