Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
IUUBK
Control Block Contents
IUUBK DSECT
Cross Reference (Contains links to field and bit definitions)
IUUBK Prolog
NAME : HCPIUUBK DESCRIPTION: IUCV USERID AUTHORIZATION BLOCK DSECT : IUUBK FUNCTION : USED TO DETERMINE IF A USER IS AUTHORIZED TO INITIATE IUCV COMMUNICATION WITH ANOTHER USER OR CP SYSTEM SERVICE. LOCATED BY : GPR1 in HCPIDRCN GPR1 in HCPIUBAC GPR1 in HCPIUBCO GPR1 in HCPIUPCO GPR1 in HCPUDRIA GPR1 in HCPUDRID CREATED BY : HCPIDRCN, HCPIUBAC, HCPIUBCO, HCPIUPCO DELETED BY : HCPIDRCN, HCPIUBAC, HCPIUBCO, HCPIUPCO
IUUBK Control Block Content
IUUBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure IUUBK IUCV USERID AUTHORIZATION BLOCK 0000 0 Character 8 IUUSOURC USERID OF SOURCE COMMUNICATOR 0008 8 Character 8 IUUTARGT USERID OF TARGET COMMUNICATOR 0010 16 Character 8 IUUNAME "RESANY", "GATEANY", or name of resource/gateway_LU (Only for IUCV *IDENT dir. stmt.) 0018 24 Bitstring 1 IUUFLAG Flags for IUCV *IDENT dir. stmt. 1... .... IUUGWAY X'80' IUUNAME is a gateway_LU .1.. .... IUUGLBL X'40' IUUNAME is a global resource ..1. .... IUULCL X'20' IUUNAME is a local resource .... ..1. IUURVK X'02' Authorized to revoke .... ...1 IUUIDEN X'01' Authorized to identify 0019 25 Bitstring 7 * Reserved for future IBM use 00000004 IUUSIZE (*-IUUBK+7)/8 IUU BLOCK SIZE IN DW'S 00000020 IUULEN (*-IUUBK) IUU block size in bytes
IUUBK Storage Layout
*** IUUBK - IUCV USERID AUTHORIZATION BLOCK * * +-------------------------------------------------------+ * 0 | IUUSOURC | * +-------------------------------------------------------+ * 8 | IUUTARGT | * +-------------------------------------------------------+ * 10 | IUUNAME | * +------+------------------------------------------------+ * 18 |:FLAG |////////////////////////////////////////////////| * +------+------------------------------------------------+ * 20 * *** IUUBK - IUCV USERID AUTHORIZATION BLOCK
IUUBK Cross Reference
Symbol Dspl Value -------------- ---- ----- IUUFLAG 0018 IUUGLBL 0018 40 IUUGWAY 0018 80 IUUIDEN 0018 01 IUULCL 0018 20 IUULEN 0019 00000020 IUUNAME 0010 IUURVK 0018 02 IUUSIZE 0019 00000004 IUUSOURC 0000 IUUTARGT 0008
Last updated on 5 Jun 2001 at 14:01:53 EDT.
Copyright IBM Corporation, 1990, 2001