Programming Interface Information:
This information is NOT
intended to be
used as Programming Interfaces of VM/ESA. It is to be
used for diagnosis only.
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DIRSECT
Prolog
Control Block Contents
DIRSECT DSECT
Storage Layout
Cross Reference (Contains links to field and bit definitions)
DIRSECT Prolog
Name : LIB
Description: CMS PDS Directory Entry
DSECT : DIRSECT
Function : DIRSECT describes the fields of a CMS PDS
directory entry.
DIRSECT Control Block Content
DIRSECT DSECT
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure DIRSECT CMS PDS Directory Entry
0000 0 Character 8 DIRMEMB MEMBER NAME
0008 8 Signed 2 DIRITEMX SCP 2 BYTE START ITEM NO.
000A 10 Bitstring 1 DIRFLG1 FLAG BYTE 1
000B 11 Bitstring 1 DIRFLG2 FLAG BYTE 2 * FLAG DEFINITIONS
FOR DIRFLG2
1... .... DIRNA X'80' NOT AN ALIAS
.... ...1 NULLREC X'01' NULL RECORD ADDED FOR OS
SIM..
000C 12 Signed 4 DIRITEM STARTING ITEM NO. OF MEMBER
00000010 DIRENTSZ *-DIRSECT LENGTH OF DIRECTORY
ENTRY
00000010 DIRNEXT *
DIRSECT Storage Layout
*** DIRSECT - CMS PDS Directory Entry
*
* +-------------------------------------------------------+
* 0 | DIRMEMB |
* +-------------+------+------+---------------------------+
* 8 | DIRITEMX |:FLG1 |:FLG2 | DIRITEM |
* +-------------+------+------+---------------------------+
* 10
*
*** DIRSECT - CMS PDS Directory Entry
DIRSECT Cross Reference (contains links to field and bit definitions)
Symbol Dspl Value
-------------- ---- -----
DIRENTSZ 000C 00000010
DIRFLG1 000A
DIRFLG2 000B
DIRITEM 000C
DIRITEMX 0008
DIRMEMB 0000
DIRNA 000B 80
DIRNEXT 000C 00000010
NULLREC 000B 01
This information is
based on VM/ESA 2.4.0.
Last updated on 12 Aug 1999 at 11:22:53 EDT.
Copyright IBM Corporation, 1990, 1999
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