Programming Interface Information: This information is NOT intended to be
used as Programming Interfaces of VM/ESA. It is to be used for diagnosis only.

OPNBK

Prolog  

Control Block Contents  

OPNBK DSECT

Storage Layout  

Cross Reference (Contains links to field and bit definitions)  

OPNBK Prolog

 NAME       : HCPOPNBK
 DESCRIPTION: ISFC CP Application open control block
 STATUS     : VM/ESA Version 2, Release 1.0
 DSECT      : OPNBK
 FUNCTION   : Each OPNBK holds information exchanged between CP application
              mailboxes when establishing a conversation.
 LOCATED BY :
 CREATED BY : CP application mailbox on an OPEN function.
 DELETED BY : CP application mailbox when releasing an OPEN_C message.
 SERIALIZED : The ACTBK lock.
 NOTES      :
              An OPNBK contains information from one CP Application
              mailbox to a partner mailbox when a conversation is
              being established.
              It is used by the CP Application mailbox on OPEN and
              OPEN_C messages.

 

OPNBK Control Block Content


OPNBK DSECT

Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure OPNBK ISFC CP Application open control block 0000 0 Character 8 OPNAPPLT Target CP application name 0008 8 Character 8 OPNNODET Target node name 0010 16 Character 8 OPNAPPLS Source CP application name 0018 24 Character 8 OPNNODES Source node name 00000004 OPNSIZE (*-OPNBK+7)/8 Size, in doublewords, of OPNBK

 

OPNBK Storage Layout

*** OPNBK - ISFC CP Application open control block
*
*     +-------------------------------------------------------+
*   0 |                       OPNAPPLT                        |
*     +-------------------------------------------------------+
*   8 |                       OPNNODET                        |
*     +-------------------------------------------------------+
*  10 |                       OPNAPPLS                        |
*     +-------------------------------------------------------+
*  18 |                       OPNNODES                        |
*     +-------------------------------------------------------+
*  20
*
*** OPNBK - ISFC CP Application open control block

 

OPNBK Cross Reference

(contains links to field and bit definitions)
Symbol         Dspl Value
-------------- ---- -----

OPNAPPLS 0010

OPNAPPLT 0000

OPNNODES 0018

OPNNODET 0008

OPNSIZE 0018 00000004


This information is based on VM/ESA 2.4.0.
Last updated on 3 Aug 1999 at 12:18:23 EDT.
Copyright IBM Corporation, 1990, 1999