TDHBK

Prolog  

Control Block Contents  
   TDHBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

TDHBK Prolog

 NAME       : HCPTDHBK
 DESCRIPTION: TRACE SERVICE TOOL DIAGNOSE READ HEADER BLOCK
 DSECT      : TDHBK
 FUNCTION   : CONTAINS HEADER INFORMATION FOR DATA RELATED TO
              PROCESSING A DIAG X'E0'.
 LOCATED BY : VMDTDHBK
 CREATED BY : HCPTSD when processing a Diagnose x'E0' open request.
 DELETED BY : HCPTSD when processing a Diagnose x'E0' close request.
              HCPTSGDF when user is logging off.
 EMPLOYED BY  HCPTSD when processing a Diagnose x'E0' for
              open, read or close requests.
 REFERENCES : None
 COMMENTS   : None

TDHBK Control Block Content

TDHBK DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      TDHBK          TRACE SERVICE TOOL DIAGNOSE READ HEADER BLOCK
0000    0 Character   24 TDHLCK         TDR chain lock
0018   24 Address      4 TDHTDRBK       TDR chain anchor
001C   28 Bitstring    1 TDH$END (0)    Defines end of control blk

TDHBK Storage Layout

          
*** TDHBK - TRACE SERVICE TOOL DIAGNOSE READ HEADER BLOCK
*
*     +-------------------------------------------------------+
*   0 |                                                       |
*     =                        TDHLCK                         =
*     |                                                       |
*     +---------------------------+---------------------------+
*  18 |         TDHTDRBK          |
*     +---------------------------+
*
*** TDHBK - TRACE SERVICE TOOL DIAGNOSE READ HEADER BLOCK

TDHBK Cross Reference

Symbol         Dspl Value
-------------- ---- -----
TDH$END        001C
TDHLCK         0000
TDHTDRBK       0018