DMSSFHDR Back to Index page
 
Prolog 
Control Block Contents 
   DMSSFHDR DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  DMSSFHDR Prolog Top of page
  
 NAME       : DMSSFHDR
 DESCRIPTION: Saved File Directory Header
 DSECT      : DMSSFHDR
 FUNCTION   : DSECT for Saved File Directory Header
 NOTES      : Macro Syntax - label   DMSSFHDR
 MNOTES      : None
 
 
  DMSSFHDR Control Block Content Top of page
  




 DMSSFHDR DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      DMSSFHDR       Saved File Directory Header
0000    0 Character    1 SFHXNAME (8)   SHARED SEGMENT NAME
0008    8 Character    1 SFHXDATE (8)   CREATION DATE C'MM/DD/YY'
0010   16 Character    1 SFHXTIME (8)   CREATION TIME C'HH:MM:SS'
0018   24 Bitstring    1 SFHXADTI (6)   CREATION TIME X'YYMMDDHHMMSS'
0020   32 Address      4 SFHXADT        POINTER TO DISK ADT
0024   36 Address      4 SFHXFST        POINTER TO DISK FST
0028   40 Address      4 SFHXHMP        POINTER TO DISK HYPERBLOCK MAP
002C   44 Address      4 SFHXSEGA       SEGMENT STARTING ADDRESS
0030   48 Address      4 SFHXFBYT       ADDRESS OF FIRST UNUSED BYTE
0034   52 Bitstring    1 SFHXDELM (8)   DELIMITER
          0000003C       SFHXSZ         *-DMSSFHDR ELEMENT SIZE
 
 
  DMSSFHDR Storage Layout Top of page
  
          
*** DMSSFHDR - Saved File Directory Header
*
*     +-------------------------------------------------------+
*   0 |                       SFHXNAME                        |
*     +-------------------------------------------------------+
*   8 |                       SFHXDATE                        |
*     +-------------------------------------------------------+
*  10 |                       SFHXTIME                        |
*     +-----------------------------------------+-------------+
*  18 |                SFHXADTI                 |/////////////|
*     +---------------------------+-------------+-------------+
*  20 |         SFHXADT           |         SFHXFST           |
*     +---------------------------+---------------------------+
*  28 |         SFHXHMP           |         SFHXSEGA          |
*     +---------------------------+---------------------------+
*  30 |         SFHXFBYT          |        SFHXDELM-          |
*     +---------------------------+---------------------------+
*  38 |          -(034)           | 3C
*     +---------------------------+
*
*** DMSSFHDR - Saved File Directory Header
 
 
  DMSSFHDR Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
SFHXADT        0020
SFHXADTI       0018
SFHXDATE       0008
SFHXDELM       0034
SFHXFBYT       0030
SFHXFST        0024
SFHXHMP        0028
SFHXNAME       0000
SFHXSEGA       002C
SFHXSZ         0034 0000003C
SFHXTIME       0010
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:36:05 EDT.
Copyright IBM Corporation, 1990, 2020