Programming Interface Information:
These web pages primarily document information that is NOT
intended to be used as a Programming Interface of z/VM.
These web pages also document intended Programming Interfaces
that allow the customer to write programs to obtain the services
of z/VM. This information is identified where it occurs by an
introductory statement.
Scroll to and choose the control block you would like displayed. If the control block
you choose is part of a larger control block, the larger is displayed.
GALPL - Generalized Associative Lookup
GCCW - GUEST CHANNEL CONTROL WORD MAPPING
GPGARY - Global Port Group Manager Block
GPGBK - Global Port Group Manager Block
GPGENT - Global Port Group Manager Block
GRBK - Guest response block
GSBBK - Guest Storage Relocation Buffer Block
GSBRBAE - Guest Storage Relocation Buffer Block
GSDBK - GENERAL SYSTEM DATA BLOCK
GSXBK - Cross system communication block
GVSBK - Global VSwitch Manager Block
GVSENBK - Global VSwitch Manager Block
GVSMBK - Global VSwitch Manager Block
HisMTDsc - HISMT Service Interval Area *02* ACRONYM: N/A
HisMTEnt - HISMT Service Interval Area *02* ACRONYM: N/A
HisMTHdr - HISMT Service Interval Area *02* ACRONYM: N/A
HALBK - Host-ART lookaside block
HATBK - Soft abend Correlation Table entry
HCCW - HOST CHANNEL CONTROL WORD
HCIBK - Hardware Console Integration Message Buffer
HDPBK - Host DAT table Programming area block
HDRREC - COMMON HEADER FOR ERROR RECORDS
HFOBK - Monitor I/O Domain Hi-Frequency Sample Data Area
HFPBK - Monitor Processor Domain Hi-Freq Sample Data Area
HFUBK - Monitor User Domain Hi-Frequency Sample Data Area
HFYBK - Monitor System Domain Hi-Frequency Sample Data
HLPBK - High Low Prediction Control Block
HLQBK - Harware Loader Queue Block
HPPBK - HYPERPAV ALIAS POOL BLOCK
HPVBK - HYPERPAV ALIAS POOL BLOCK
HRLBK - Human Readable Label Table Block
HSABK - Hardware System Storage Control Block
HSHAV - Minidisk Cache Collision Node Available
HXPBK - Hyperpav paging IO block
LABK - Map the Load Anchor Block
LANBK - Virtual LAN Block
LANRDD - Virtual LAN Block
LANVID - Virtual LAN Block
LATBK - C System Services Latch block
LBPBK - LOADBUF Parameter Block
LBXBK - Language Block Extension
LCDA - Locate data area
LCKBK - LOCK BLOCK
LCKLF - CFLF LOCK TABLE (LCK)
LCPBK - Limiting CPU Pool system block
LCPDU - LinkAG LACP Protocol-Data-Unit (PDU) c/b
LCRBK - Locate Record Parameter
LDCBK - ISFC Line Driver Constants
LDDBK - LOGICAL DISPLAY DEVICE SIMULATION BLOCK
LDFPL - Load file via FTP parameter list
LDVBK - ISFC Link Device Extension
LEDA - Locate Record Extended data area
LGFBK - LOGOFF control block
LGNBK - LOGON work buffer
LGPBK - HCPUSODC and HCPUSORF Parameter List
LIMBK - Limiting block for a CPU Pool
LKBK - Minidisk LINK Block
LKIWD - Defer-lock (I/O) "Lockword"
LKSBK - Linkage Stack block
LKWRD - Defer-lock "lockword"
LLNBK - Link Layer (MAC) Node
LLXBK - Link Layer Index Table entry
LLXITEM - Link Layer Index Table entry
LMMWK - "LOCATE in memory" command work area
LNGBK - Language Information Block
LNKBK - ISFC Link Definition Block
LOCBK - C System Services Lock block
LOCDSECT -
LOGMS - LOGON MESSAGE BLOCK
LQWBK - LOCATE CMDBK and QUERY CPCMDS Work area
LRARG - Locate Record CCW argument mapping
LRBK - Map the Load Request Block
LRDA - Locate Record (Extended) data area
LRDXILRE - Locate Record (Extended) data area
LSBLOCK - Library Statistics Block
LSOBJ - LOGICAL SUBCHANNEL OBJECT
LSRBK - LOCAL SYSTEM REQUEST BLOCK
LUNBK - LU Name COntrol Block
LWKBK - ISFC Link Work management structure
LWKCCWPG - ISFC Link Work management structure
OBJSTMT - Various object deck record formats.
OBRREC - OUTBOARD RECORDING RECORD
OFBK - CP Open File Block
OLTBLE - Address Space Information Block
OPCTB - OPERATOR CONSOLE DEVICE NUMBER TABLE
OPNBK - ISFC CP Application open control block
ORBLK - OPERATION REQUEST BLOCK MAPPING
OSIBK - OS Info
SABCM - SOFT ABEND COMMON AREA
SALBK - Slot Allocation Data Block
SAMBK - SNAPPED AREA'S MAP BLOCK
SASBK - Saved Segments Data Array
SASEDATA - Saved Segments Data Array
SATBK - Soft abend Correlation Table entry
SAVBK - CALL WITH SAVEAREA BLOCK
SBILIST - Synchronous Block I/O Parameter
SBIOP - Synchronous Block I/O Parameter
SCABK - System Control Area for Interpretive
SCCLK -
SCFBK - System Config File Parsing plist
SCGBK - 64 byte Subchannel Measurement Block
SCHIB - SUBCHANNEL INFORMATION BLOCK MAPPING
SCKARY - Socket control block
SCKBK - Socket control block
SCLBK - *SCLP IUCV System Service Block
SCLCHTEN - *SCLP IUCV System Service Block
SCMBK - SUBCHANNEL MEASUREMENT BLOCK
SCQBK - Native SCSI Container QDIO Control
SCTBK - SPOOL FILE CLASS TITLE BLOCK
SCTLF - CFLF SUBSYSTEM CONNECT TABLE ENTRY
SCUBK - Security symbol table control block
SDBBK - ISFC Send Data Buffer block
SDBLSENT - ISFC Send Data Buffer block
SDDATA - TCMBK steal info for Main stg or XSTORE
SDDBK - SET DUMP DATA
SDFBK - SYSTEM DATA FILE BLOCK
SDLBK - SPOOLING DATA LOCATOR BLOCK
SDMBK - SNAP DATA MAP BLOCK
SDMCM - Common Data Area for Storage Device Management
SDNX - State Description Annex
SDPG - SNAP DATA PARAMETER LIST
SDPL - SNAP DATA PARAMETER LIST
SDRREC - STATISTICAL DATA RECORDING BLOCK
SDSBK - Stand-alone dump status record
SDSLINE - Stand-alone dump status record
SDWBK - Stand-alone dump writer partition record
SDXBK - Stand-alone dump index record
SECBK - An element of the SECONDARY USERIDS TABLE
SEGG - z/Architecture Segment Table Entry
SEGG - z/Architecture Segment Table Entry
SEG37 - Segment Table Entry for 370
SEG39 - ESA/390 - Segment Table Entry
SEG64 - SEGMENT TABLE ENTRY
SEPPAG1 - Printer separator page definition
SEPPAG2 - Printer separator page definition
SEPTRL - Printer separator page definition
SESBK - MPC User Session Block
SFBLOK - VM/SP 370 SPOOL FILE CONTROL BLOCK
SFNDX - CHECKPOINT SPOOL FILE POINTERS
SFXBK - SOFTWARE EXTERNAL INTERRUPT CONTROL BLOCK
SGIOP - Synchronous General I/O Parameters
SGPBK - Segment Space/Saved System Parameter
SGTBK - SAVED GUEST TIMERS BLOCK
SHABK - Secure Hash Algorithm parameter block
SHOBK - Set System Characteristics Data Area
SHPBK - Map/Generate CSE Sys Definition Table
SHPQITEM - VM Cross-System Requests
SHQBK - SPOOL HOLD QUEUE
SHRBK - SHARE BLOCK
SHUBK - SHUtdown Control Block
SIABK - Spool Id Allocation Map
SIDBK - SYSTEM ID LIST
SIEBK - SIE STATE DESCRIPTOR BLOCK
SILBK - Spool 3800 Image Load Block
SI1BK - SIE STATE DESCRIPTION (format 1)
SI2BK - SIE STATE DESCRIPTOR BLOCK (format 2)
SLDBK - map-Save-List Definition BlocK.
SLDINPAG - map-Save-List Definition BlocK.
SLDPAGER - map-Save-List Definition BlocK.
SLHREC - SUBCHANNEL LOGOUT ERROR RECORD
SLMBK - System LAN Management block
SLPBK - Service-call Logical Processor control block
SLTBK - Save-List Task BlocK.
SL1BK - Multi-Level Table definition
SMTBK - SMT RELATED DATA AREAS
SNABK - SNA Resource Block
SNDBK - *BLOCKIO's IUCV SEND Request Block
SNSBK - SENSE DATA BLOCK
SNSID - CHANNEL PROGRAM DSECT BLOCK
SNSID - SENSE ID Data Mapping
SNTBK - System Name Table Block
SOCACPL - ISFC Socket function parameter list
SOCBIPL - ISFC Socket function parameter list
SOCCCPL - ISFC Socket function parameter list
SOCCLPL - ISFC Socket function parameter list
SOCCNPL - ISFC Socket function parameter list
SOCCPPL - ISFC Socket function parameter list
SOCCRPL - ISFC Socket function parameter list
SOCCSPL - ISFC Socket function parameter list
SOCFXPL - ISFC Socket function parameter list
SOCGTPL - ISFC Socket function parameter list
SOCLCPL - ISFC Socket function parameter list
SOCPL - ISFC Socket function parameter list
SOCRMPL - ISFC Socket function parameter list
SOCRPPL - ISFC Socket function parameter list
SOCRQPL - ISFC Socket function parameter list
SOCRXPL - ISFC Socket function parameter list
SOCSNPL - ISFC Socket function parameter list
SOCSQPL - ISFC Socket function parameter list
SOCSTPL - ISFC Socket function parameter list
SOCTXPL - ISFC Socket function parameter list
SORPL - Quicksort Parameter List
SORWA - Quicksort Parameter List
SOTBK - SPOOL OPTIONS TABLE ENTRY BLOCK
SPABK - SPOOL FILE ALLOCATION BLOCK
SPDBK - SPOOL FILE DATA PAGE BLOCK
SPFBK - SPOOL FILE DESCRIPTOR (OR CONTROL) BLOCK
SPGBK - Spool File Get Block
SPIBK - Space Permission Information BlocK
SPLINK - VM/SP 370 SPOOL FILE DATA BLOCK
SPMBK - SPOOL FILE MAP PAGE BLOCK
SPRBK - Spool File Reply Block
SPTBK - SPTAPE and SPXTAPE 'Spool to Tape'
SPXBK - Interface for POSIX ID set requests
SRBBK - Symptom Record Building Parameter List
SRMBK - SYSTEM RESOURCE MANAGEMENT BLOCK
SRQBK - IVL Outstanding Message Block
SRTBK - SYSTEM RESOURCE TABLE ENTRY BLOCK
SRXBK - System Resource Management block extensions
SR3BK - Symptom Record Primary Symptom Strings
SR3REGS - Symptom Record Primary Symptom Strings
SR3RETC - Symptom Record Primary Symptom Strings
SR3RIDSS - Symptom Record Primary Symptom Strings
SR5BK - Symptom Record Section Five
SSBDF - Syntax subdefinition description area
SSCBK - SYSTEM SERVICE CONTROL BLOCK
SSDBK - SYSTEM SMOOTHED DATA BLOCK
SSHBK - User Share Settings control block
SSHVBK - User Share Settings control block
SSIBK - System Information Block Dsect
SSMBK - SNAP SAVEAREAS MAP BLOCK
SSPBK - Pointer block to SSBDF blocks
SSQBK - SPXTAPE Section Quorum Block
STADF - Syntax state definition area
STCONFIG - Address-Space-Control Block
STD - Architected version of the ESA/390
STDBK - SYSTEM TERMINATION DATA BLOCK
STDG - Architected version of the z/Arch
STFLE - STFLE response mapping
STHLF - SUBSYSTEM TABLE HEADER BLOCK
STLBK - SEGMENT TABLE ENTRY LIST BLOCK
STLTE - Segment Table List Block Table Entry
STPBK - SHARED-TAPE CONTROL BLOCK
SUBBK - Subpool Data Area Block
SVGBK - Linkage savearea, longreg format
SVHBK - Common linkage savearea header
SVMREC - SPECIAL VM RECORD
SWIBK - DSECTS and EQUATES for z/VM Virtual Switch
SWP_MACTKVSW - Port Group Block
SWPBK - VSWITCH Port Group Block
SWPI - VSWITCH Port Group Block
SXEWK - Storage Extension Work Area
SXIDABK - DIAGNOSE X'64' SEGMENT EXTENDED INPUT AREA
SXLBK - Distributed shared-exclusive spinlock.
SXLEN - Distributed shared-exclusive spinlock.
SXLEX - Distributed shared-exclusive spinlock.
SXLSW - Distributed shared-exclusive spinlock.
SXLXL - Distributed shared-exclusive spinlock.
SXODABK - DIAGNOSE X'64' SEGMENT EXTENDED OUTPUT AREA
SXSTE - SXS Page Management Table Entry
SYMLH - Symbol LOCATE Header Block
SYMPT - Symbol LOCATE Pointer Block
SYMTB - Symbol Table Entry
SYNBK - Formal exclusive-only spinlock block
SYNCBUFF - Synchronization Buffer
SYNDF - Syntax definition description area
SYSCM - SYSTEM COMMON AREA
SZQBK - IOSC_queryDevice Information Block
SZQDEVIN - IOSC_queryDevice Information Block
SZQPTHIN - IOSC_queryDevice Information Block
SZQSTATE - IOSC_queryDevice Information Block
SZQSTATS - IOSC_queryDevice Information Block
SZREQ - SCSI Strategy Call Request Block
SZVHB - Save area header and linkage used for CP C
SZVIN - SCSI Container SIC global block
SZVMA - Save area header and linkage used for CP C
SZVSB - Save area header and linkage used for CP C
SZWRS - SCSI Container Write same control block
S0CCW - SPOOLing Format 0 Channel Control
S1CCW - SPOOLing Format 1 Channel Control
UALBK - User Alias Block
UDCTL - HCPUDU Data Block
UFOHDR - VIRTUAL MACHINE DEFINITION BLOCK
UFORM - System spool output forms and user forms
UIDBK - Monitor Userid Control Block
UNLODBUF - CHANNEL PROGRAM DSECT BLOCK
UOPAG - Page one of z/Arch Prefix Page
USRBCBK - SSI complex wide user attributes
USRBK - SSI complex wide user attributes
USVOL - User volume descriptor
USXBK - User Security Extension Block
UTRENT - Untranslation Entry
UTXENT - FCX Untranslation Entry
UWKPG - INDICATE USER data block
UZPAG - PREFIX STORAGE AREA - MACHINE USAGE
WALOCCST - CHANNEL PROGRAM DSECT BLOCK
WALOCEST - CHANNEL PROGRAM DSECT BLOCK
WALOCFST - CHANNEL PROGRAM DSECT BLOCK
WDATA - VSIM common DAta area mapping
WEBBK - Work Element Block
WEIBK - Work Element Identifier Block
WIDBK - Work Indirect Data address BlocK
WIFBK - "Will I Fit" RAS Block
WRKKEY - Working Key
WRMBK - Warmstart workarea overlay
WRPBK - HCPWRP message text
WRTLBCST - CHANNEL PROGRAM DSECT BLOCK
WRTLBEST - CHANNEL PROGRAM DSECT BLOCK
WRTLBFST - CHANNEL PROGRAM DSECT BLOCK
WSDIRECT - vSIE shadow-table directory mapping
WSDIRENT - vSIE shadow-table directory mapping
WWPN - Allows multiple WWPNs to be added to
XBLBK - XA buffer list block.
XCRBK - CP Exit Call Request Block
XCTBK - CP Exit Control Block
XDIBK - XDISK services messaging content
XDRBK - Expanded Storage Directory Block
XDSBK - XDISK services system information
XITBK - CP Exit Block
XITPL - Exit Plist
XLDBK - eXtent List Definition BlocK.
XLDENTRY - eXtent List Definition BlocK.
XLKBK - XDISK Cross-System Lock Structure
XSEBK - Expanded-Storage Element Block
XSSRQBK - Cross system SCIF request and reply blocks
XSSRYBK - Cross system SCIF request and reply blocks
XSTMG - Expanded storage management data
XSUBK - Expanded Storage Usability Map
X0FFB - Parm list pointers for exit 0FFB
X00E0 - Parm list pointers for exit 00E0
X00E1 - Parm list pointers for exit 00E1
X11C0 - Parm list pointers for exit 11C0
X11FF - Parm list pointers for exit 11FF
X1100 - Parm list pointers for exit 1100
X1101 - Parm list pointers for exit 1101
X1110 - Parm list pointers for exit 1110
X117F - Parm list pointers for exit 117F
X1200 - Parm list pointers for exit 1200
X1201 - Parm list pointers for exit 1201
X1210 - Parm list pointers for exit 1210
X1230 - Parm list pointers for exit 1230
X1231 - Parm list pointers for exit 1231
X3FE8 - Parm list pointers for exit 3FE8
X4400 - Parm list pointers for exit 4400
X4407 - Parm list pointers for exit 4407
ZLCBK - LOGO FILE TABLE BLOCK
ZLEBK - LOGO FILE LIST ENTRY BLOCK
ZLXBK - LOGO FILE EXTENSION BLOCK
ZPLBK - LOGO FILE PARM LISTS
ZPMBK - ZONE PARAMETER BLOCK
ZSBBK - Storage mapping for the results of
ZSCBS - HCPZSC BASES= plist
This information is
based on z/VM 7.1.0
Last updated on 28 Jun 2018 at 16:24:20.
Copyright IBM Corporation, 1990, 2018