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Programming Interface Information:
This page documents intended Programming Interfaces that allow the customer to write programs to obtain the services of z/VM. |
CCED
Control Block Contents
CCED DSECT
Cross Reference (Contains links to field and bit definitions)
CCED Prolog
NAME : CCED DESCRIPTION: APPC/VM CONNECTION COMPLETE EXTENDED DATA BLOCK DSECT : CCED FUNCTION : TO PASS INFORMATION BETWEEN IUCV ENTRY POINTS. LOCATED BY : PDESADDR WHEN PDECCED IS SET IN THE PDEAPPF4 FIELD CREATED BY : HCPIUBAC DELETED BY : HCPIUMRF
CCED Control Block Content
CCED DSECT
Hex Dec Type/Val Lng Label (dup) Comments
---- ---- --------- ---- -------------- --------
0000 0 Structure CCED APPC/VM CONNECTION COMPLETE
EXTENDED DATA BLOCK
0000 0 Signed 2 CCEDTOTL EXTENDED DATA LENGTH
0002 2 Signed 2 CCEDFIXL LENGTH OF FIXED LENGTH FIELDS
0004 4 Signed 4 * RESERVED
0008 8 Bitstring 1 CCEDSIIL C*1 SESSION INSTANCE IDENTIFIER
LEN
0009 9 Bitstring 1 CCEDCVCL C*2 CONVERSATION CORRELATOR
LENGTH
000A 10 Bitstring 1 CCEDLFQL C*3 LOCAL FULLY QUALIFIED LU NAME
LEN
000B 11 Bitstring 1 CCEDRFQL C*4 REMOTE FULLY QUALIF LU NAME
LEN
000C 12 Signed 4 * RESERVED
0010 16 Bitstring 8 CCEDSII SESSION INSTANCE IDENTIFIER
0018 24 Bitstring 8 CCEDCVC CONVERSATION CORRELATOR
0020 32 Character 17 CCEDLFQN LOCAL FULLY QUALIFIED LU NAME
0031 49 Character 17 CCEDRFQN REMOTE FULLY QUALIFIED LU NAME
0042 66 Character 6 * RESERVED
0048 72 Character 8 CCEDUSER CONVERSATION ACCESS USERID
THE FOLLOWING VALUE IS THE MINIMUM VALID SIZE OF THE CCED. ANY NEW
FIELDS ADDED AFTER CCEDUSER SHOULD BE ADDED BETWEEN THE CCEDMINL AND
CCEDFIX DEFINITIONS TO MAINTAIN THE MINIMUM SIZE.
00000050 CCEDMINL *-CCED MINIMUM VALID CCED SIZE
00000048 CCEDFIX *-CCEDSIIL FIXED FIELDS LENGTH
00000050 CCEDTOT *-CCED TOTAL LENGTH OF CCED
0000000A CCEDDBSZ (*-CCED+7)/8 DOUBLEWORD SIZE OF
CCED
CCED Storage Layout
*** CCED - APPC/VM CONNECTION COMPLETE EXTENDED DATA BLOCK
*
* +-------------+-------------+---------------------------+
* 0 | CCEDTOTL | CCEDFIXL |///////////////////////////|
* +------+------+------+------+---------------------------+
* 8 |:DSIIL|:DCVCL|:DLFQL|:DRFQL|///////////////////////////|
* +------+------+------+------+---------------------------+
* 10 | CCEDSII |
* +-------------------------------------------------------+
* 18 | CCEDCVC |
* +-------------------------------------------------------+
* 20 | |
* = CCEDLFQN =
* | +------------------------------------------------+
* 30 | | |
* +------+ |
* | CCEDRFQN |
* | +-----------------------------------------+
* 40 | |/////////////////////////////////////////|
* +-------------+-----------------------------------------+
* 48 | CCEDUSER |
* +-------------------------------------------------------+
* 50
*
*** CCED - APPC/VM CONNECTION COMPLETE EXTENDED DATA BLOCK
CCED Cross Reference
Symbol Dspl Value -------------- ---- ----- CCEDCVC 0018 CCEDCVCL 0009 CCEDDBSZ 0048 0000000A CCEDFIX 0048 00000048 CCEDFIXL 0002 CCEDLFQL 000A CCEDLFQN 0020 CCEDMINL 0048 00000050 CCEDRFQL 000B CCEDRFQN 0031 CCEDSII 0010 CCEDSIIL 0008 CCEDTOT 0048 00000050 CCEDTOTL 0000 CCEDUSER 0048
Copyright IBM Corporation, 1990, 2002