SGMTEXIT Back to Index page
 
Prolog 
Control Block Contents 
   SGMTEXIT DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This page documents intended Programming Interfaces that
allow the customer to write programs to obtain the services of z/VM.


  SGMTEXIT Prolog Top of page
  
 NAME       : SGMTEXIT
 DESCRIPTION: Shared Segment Management User Exit
 DSECT      : SGMTEXIT
 FUNCTION   : Map User Exit Control Block
 
 
  SGMTEXIT Control Block Content Top of page
  




 SGMTEXIT DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      SGMTEXIT       Shared Segment Management User Exit
0000    0 Character    8 SGMRTN         Name of user routine
0008    8 Character    8 SGMNAME        Name of user object
0010   16 Character    8 SGMLSEG        Name of lseg user info is in
0018   24 Bitstring    2 SGMFUNC        Function code
          .... ....      SGMLDS         0 SGMLDS Load in shared mode
          .... .1..      SGMLDNS        4 SGMLDNS Load in non-shared mode
          .... 1...      SGMPURGE       8 SGMPURGE Purge
001A   26 Bitstring    2 *              Reserved field
001C   28 Signed       4 SGMSTART       Start of user info
0020   32 Signed       4 SGMEND         End of user info
0024   36 Signed       4 SGMPSTRT       Start address of parm list
0028   40 Signed       4 SGMPLEN        Length of parm list
002C   44 Character   12 *              Reserved field
          00000038       SGMBLKBY       *-SGMTEXIT SGMTEXIT length in
                                        bytes
          00000007       SGMBLKDW       (SGMBLKBY+7)/8 SGMTEXIT length in
                                        dbytes
 
 
  SGMTEXIT Storage Layout Top of page
  
          
*** SGMTEXIT - Shared Segment Management User Exit
*
*     +-------------------------------------------------------+
*   0 |                        SGMRTN                         |
*     +-------------------------------------------------------+
*   8 |                       SGMNAME                         |
*     +-------------------------------------------------------+
*  10 |                       SGMLSEG                         |
*     +-------------+-------------+---------------------------+
*  18 |  SGMFUNC    |/////////////|         SGMSTART          |
*     +-------------+-------------+---------------------------+
*  20 |          SGMEND           |         SGMPSTRT          |
*     +---------------------------+---------------------------+
*  28 |         SGMPLEN           |///////////////////////////|
*     +---------------------------+///////////////////////////|
*     |///////////////////////////////////////////////////////|
*     +-------------------------------------------------------+
*  38
*
*** SGMTEXIT - Shared Segment Management User Exit
 
 
  SGMTEXIT Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
SGMBLKBY       002C 00000038
SGMBLKDW       002C 00000007
SGMEND         0020
SGMFUNC        0018
SGMLDNS        0018 04
SGMLDS         0018 00
SGMLSEG        0010
SGMNAME        0008
SGMPLEN        0028
SGMPSTRT       0024
SGMPURGE       0018 08
SGMRTN         0000
SGMSTART       001C
 
This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:36:39 EDT.
Copyright IBM Corporation, 1990, 2020