Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.

COMCLIST

Prolog  

Control Block Contents  
   COMCLIST DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  


COMCLIST Prolog

 Name       : PROP
 Description: PROP NODE LIST FOR COMMUNICATIONS CHECKING
 DSECT      : COMCLIST
 Function   : COMCLIST IS USED AS A TEMPLATE TO DESCRIBE AN
              ENTRY IN THE LIST OF NODES BEING CHECKED BY THE
              PROP. COMCLIST - PROP NODE-CHECKING LIST One of
              these control blocks is created for each node
              that is checked for its ability to communicate
              with the programmable operator facility. The
              programmable operator facility uses this block
              as a listing to verify which nodes have to be
              checked.

 

COMCLIST Control Block Content


COMCLIST DSECT

Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      COMCLIST       COMCLIST - NODE LIST FOR
                                        COMMUNICATIONS CHECKING COMCLIST
                                        IS USED AS A TEMPLATE TO DESCRIBE
                                        AN ENTRY IN THE LIST OF NODES
                                        BEING CHECKED BY THE PROP.
0000    0 Address      4 COMCNEXT       ADDRESS OF NEXT COMCLIST BLOCK
0004    4 Signed       2 COMCWTT        TIME TO WAIT FOR RESPONSE
0006    6 Signed       2 COMCCHKT       TIME BETWEEN CHECKS ON THIS NODE
0008    8 Character    8 COMCNODE       ID OF NODE BEING CHECKED
0010   16 Signed       2 COMCWTC        RESPONSE WAIT COUNT
0012   18 Signed       2 COMCCHKC       CHECKING WAIT COUNT
0014   20 Bitstring    1 COMCSTSF       C*1 FLAGS INDICATING CURRENT
                                        STATUS
          1... ....      COMCUP         X'80' THIS NODE CURRENTLY
                                        OPERATIONAL
          .1.. ....      COMCRESP       X'40' THIS NODE HAS RESPONDED
          ..1. ....      COMCWAIT       X'20' AWAITING RESPONSE ON THIS
                                        NODE
          ...1 ....      COMCCKON       X'10' CHECKING IS ON FOR THIS
                                        NODE
          .... 1...      COMCSPHC       X'08' INDICATES HOSTCHK IS SET ON
                                        BUT IS SUSPENDED FOR CURRENT
                                        LGLOPR
0015   21 Bitstring    1 COMCBLEN       C*2 CHKNODES BLOCK LENGTH IN
                                        DWORDS
0016   22 Bitstring    1 COMCCTYP       C*3 TYPE OF COMMUNICATION
                                        CHECKING
          00000001       COMCCHST       X'01' INDICATES HOST CHECKING
          00000002       COMCCPRP       X'02' INDICATES PROP CHECKING
0017   23 Bitstring    1 *              RESERVED
          00000018       COMCLEN        *-COMCLIST NODE LIST ENTRY LENGTH
                                        IN BYTES
          00000003       COMCLEND       (COMCLEN+7)/8 NODE LIST ENTRY
                                        LENGTH IN DWORDS Name : PROP
                                        Description: PROP CMS-TYPE
                                        TOKENIZED LIST DSECT : TOKLIST

 

COMCLIST Storage Layout

          
*** COMCLIST - Control Block in COMCLIST
*
*     +---------------------------+-------------+-------------+
*   0 |         COMCNEXT          |  COMCWTT    |  COMCCHKT   |
*     +---------------------------+-------------+-------------+
*   8 |                       COMCNODE                        |
*     +-------------+-------------+------+------+------+------+
*  10 |  COMCWTC    |  COMCCHKC   |:CSTSF|:CBLEN|:CCTYP|//////|
*     +-------------+-------------+------+------+------+------+
*  18
*
*** COMCLIST - Control Block in COMCLIST

 

COMCLIST Cross Reference

Symbol         Dspl Value
-------------- ---- -----
COMCBLEN       0015
COMCCHKC       0012
COMCCHKT       0006
COMCCHST       0016 00000001
COMCCKON       0014 10
COMCCPRP       0016 00000002
COMCCTYP       0016
COMCLEN        0017 00000018
COMCLEND       0017 00000003
COMCNEXT       0000
COMCNODE       0008
COMCRESP       0014 40
COMCSPHC       0014 08
COMCSTSF       0014
COMCUP         0014 80
COMCWAIT       0014 20
COMCWTC        0010
COMCWTT        0004

This information is based on z/VM V4R4.0.
Last updated on 28 Jul 2003 at 08:17:05 EDT.
Copyright IBM Corporation, 1990, 2003