|
Programming Interface Information:
This information is NOT intended to be used as Programming Interfaces of z/VM. |
LIBSECT
Control Block Contents
LIBSECT DSECT
Cross Reference (Contains links to field and bit definitions)
LIBSECT Prolog
Name : LIB
Description: CMS PDS Header
DSECT : LIBSECT
Function : LIBSECT keeps track of the total library size
and the address of the CMS PDS directory.
LIBSECT Control Block Content
LIBSECT DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure LIBSECT CMS PDS Header 0000 0 Character 6 LIBIDENT CMS PDS LIB IDENTIFIER 0006 6 Signed 2 * RESERVED 0008 8 Signed 4 LIBDIRSZ TOTAL DIRECTORY SIZE IN BYTES 000C 12 Signed 4 LIBDIR DIRECTORY ADDRESS AS FULLWORD EXTENDED ITEM NO. 0010 16 Bitstring 64 * RESERVED 00000050 LIBIDSIZ *-LIBSECT LENGTH OF PDS IDENTIFIER MAPPING OF SCP FORMAT HEADER ENTRY 00000006 LIBDIRX LIBSECT+6,2 SCP HALFWORD DIR. ITEM NO.
LIBSECT Storage Layout
*** LIBSECT - CMS PDS Header
*
* +-----------------------------------------+-------------+
* 0 | LIBIDENT |/////////////|
* +---------------------------+-------------+-------------+
* 8 | LIBDIRSZ | LIBDIR |
* +---------------------------+---------------------------+
* 10 |///////////////////////////////////////////////////////|
* =///////////////////////////////////////////////////////=
* |///////////////////////////////////////////////////////|
* +-------------------------------------------------------+
* 50
*
*** LIBSECT - CMS PDS Header
LIBSECT Cross Reference
Symbol Dspl Value -------------- ---- ----- LIBDIR 000C LIBDIRSZ 0008 LIBDIRX 0010 00000006 LIBIDENT 0000 LIBIDSIZ 0010 00000050
Last updated on 1 May 2002 at 14:23:00 EDT.
Copyright IBM Corporation, 1990, 2002