Programming Interface Information:
This page documents intended Programming
Interfaces that allow the customer to write programs to obtain the services of z/VM. |
DD4PARM0
Control Block Contents
DD4PARM0 DSECT
Cross Reference (Contains links to field and bit definitions)
DD4PARM0 Prolog
NAME : DD4PARM0 DESCRIPTION: ALTERNATE USER SUPPORT INTERFACE FOR DIAG X'D4'. DSECT : DD4PARM0 FUNCTION : THIS BLOCK IS USED AS AN INTERFACE TO COMMUNICATE THE USERID OF THE WORKER VIRTUAL MACHINE AND THE USERID OF THE END USER TO DIAG X'D4'. For subcode 4, the SECLABEL of the end user is also included. LOCATED BY : HCPVDG CREATED BY : ANY MODULE PRIOR TO EXECUTION OF DIAG X'D4'. DELETED BY : THE MODULE THAT CREATED IT.
DD4PARM0 Control Block Content
DD4PARM0 DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure DD4PARM0 ALTERNATE USER SUPPORT INTERFACE FOR DIAG X'D4'. 0000 0 Character 8 DD4PTGT USERID OF WORKER WHICH WILL RUN WITH ALTERNATE ID. 0008 8 Character 8 DD4PALT USERID OF END USER REQUESTING WORK. 0010 16 Character 8 DD4ALTSC SECLABEL of user requesting work. 00000018 DD4BSIZE *-DD4PARM0 SIZE IN BYTES 00000003 DD4DSIZE ((*-DD4PARM0)+7)/8 SIZE IN DOUBLEWORDS
DD4PARM0 Storage Layout
*** DD4PARM0 - ALTERNATE USER SUPPORT INTERFACE FOR DIAG X'D4'. * * +-------------------------------------------------------+ * 0 | DD4PTGT | * +-------------------------------------------------------+ * 8 | DD4PALT | * +-------------------------------------------------------+ * 10 | DD4ALTSC | * +-------------------------------------------------------+ * 18 * *** DD4PARM0 - ALTERNATE USER SUPPORT INTERFACE FOR DIAG X'D4'.
DD4PARM0 Cross Reference
Symbol Dspl Value -------------- ---- ----- DD4ALTSC 0010 DD4BSIZE 0010 00000018 DD4DSIZE 0010 00000003 DD4PALT 0008 DD4PTGT 0000
Last updated on 5 Jun 2001 at 12:49:58 EDT.
Copyright IBM Corporation, 1990, 2001