Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
LUNBK
Control Block Contents
LUNBK DSECT
Cross Reference (Contains links to field and bit definitions)
LUNBK Prolog
NAME : HCPLUNBK DESCRIPTION: LU Name COntrol Block DSECT : LUNBK FUNCTION : Control block used to represent a CP Communications gateway (LU). LOCATED BY : HCPBUUUT points to the first available LUNBK CREATED BY : HCPSGA when a new gateway is activated. HCPAAU when identifying the system gateway. DELETED BY : HCPSGA when a new gateway is deactivated. HCPAAU when a gateway is revoked. SERIALIZED :
LUNBK Control Block Content
LUNBK DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure LUNBK LU Name COntrol Block 0000 0 Character 8 LUNNAME Gateway (LU) name 0008 8 Address 4 LUNNEXT Next LUNBK in list 000C 12 Bitstring 1 LUNFLAGS Flags 1... .... LUNCOMP X'80' The *IDENT IUCV path is complete .1.. .... LUNSYSGT X'40' This is the system gateway ..1. .... LUNPRIV X'20' This is a private LU ...1 .... LUNDED X'10' Dedicated to LUNUSER .... 1... LUNCMR X'08' Authorizes LUNUSER as CMR .... .1.. LUNACTIP X'04' Activate in progress .... ..1. LUNGONE X'02' The LUNBK is removed from list .... ...1 LUNESTAB X'01' Gateway is fully established 000D 13 Bitstring 1 LUNSECCD Security code 00000000 LUNNONE 0 No session level security 00000001 LUNOPT 1 Session level security is optional 00000002 LUNBASIC 2 Basic level of session level security is performed for this gateway 00000003 LUNENHAN 3 Enhanced level of session level security is performed for this gateway 00000000 * 000E 14 Signed 2 LUNPATH *IDENT IUCV path id 0010 16 Character 8 LUNLUGAT Gateway portion of LU (1st 8 bytes) 0018 24 Character 8 LUNUSER Userid for dedicated gateway 0020 32 Character 8 LUNNETID Default network ID for gateway 0028 40 Address 4 LUNENTCC Connect Complete interrupt exit 002C 44 Address 4 LUNENTSV Sever interrupt exit 0030 48 Address 4 LUNENTSD Send Data routine 0034 52 Signed 4 * Reserved 0038 56 Signed 4 LUNSAVBK SAVBK of suspended ACT LU process 003C 60 Signed 4 * Reserved 00000008 LUNSIZE (*-LUNBK+7)/8 Size, in doublewords, of LUNBK
LUNBK Storage Layout
*** LUNBK - LU Name COntrol Block * * +-------------------------------------------------------+ * 0 | LUNNAME | * +---------------------------+------+------+-------------+ * 8 | LUNNEXT |:FLAGS|:SECCD| LUNPATH | * +---------------------------+------+------+-------------+ * 10 | LUNLUGAT | * +-------------------------------------------------------+ * 18 | LUNUSER | * +-------------------------------------------------------+ * 20 | LUNNETID | * +---------------------------+---------------------------+ * 28 | LUNENTCC | LUNENTSV | * +---------------------------+---------------------------+ * 30 | LUNENTSD |///////////////////////////| * +---------------------------+---------------------------+ * 38 | LUNSAVBK |///////////////////////////| * +---------------------------+---------------------------+ * 40 * *** LUNBK - LU Name COntrol Block
LUNBK Cross Reference
Symbol Dspl Value -------------- ---- ----- * 000D 00000000 LUNACTIP 000C 04 LUNBASIC 000D 00000002 LUNCMR 000C 08 LUNCOMP 000C 80 LUNDED 000C 10 LUNENHAN 000D 00000003 LUNENTCC 0028 LUNENTSD 0030 LUNENTSV 002C LUNESTAB 000C 01 LUNFLAGS 000C LUNGONE 000C 02 LUNLUGAT 0010 LUNNAME 0000 LUNNETID 0020 LUNNEXT 0008 LUNNONE 000D 00000000 LUNOPT 000D 00000001 LUNPATH 000E LUNPRIV 000C 20 LUNSAVBK 0038 LUNSECCD 000D LUNSIZE 003C 00000008 LUNSYSGT 000C 40 LUNUSER 0018
Last updated on 5 Jun 2001 at 14:16:54 EDT.
Copyright IBM Corporation, 1990, 2001