Programming Interface Information:
The Monitor Records are intended Programming Interfaces that
allow the customer to write programs to obtain services of z/VM.

MRSCLRDC

Prolog
Control Block Contents
Cross Reference

MRSCLRDC Prolog

 DSECT NAME - SCLRDC
 FUNCTION - Map a Monitor record.
 LOCATED BY -
           Through the Monitor Control Area
 REFERENCED CONTROL BLOCKS -
        MRRECHDR    Monitor Record Header
 NAME - MRSCLRDC
 DESCRIPTIVE NAME - Monitor Event Record
                    Domain 2 - Scheduler Domain
                    Record 2 - Read Complete
 DESCRIPTION - Indicates a console read has completed for a user
 NOTES:
   - Console data in SCLRDC_CALLINE will be displayed only after
     the SET MONDATA ON command has been entered.


MRSCLRDC Control Block Contents

Offsets
Dec Hex  Type       Len  Name (Dim)             Description
 
  0   0  Structure   40  SCLRDC                 Start of monitor record
  0   0  Character   40  SCLRDC_STATIC          
  0   0  Character    0  SCLRDC_MRHDR           Record header. See MRRECHDR
                                                for details
  0   0  Character   20  MRHDR                  
  0   0  Unsigned     2  MRHDRLEN               record length in bytes
  2   2  Unsigned     2  MRHDRZER               field of zeros
  4   4  Unsigned     1  MRHDRDM                domain identifier
  5   5  Unsigned     1  *                      
  6   6  Unsigned     2  MRHDRRC                record identifier
  8   8  Character    8  MRHDRTOD               Time at which this record was
                                                built. In time-of-day (TOD)
                                                clock format. See IBM System
                                                370 XA Principle of Operation
                                                for explanation of format.
 16  10  Character    4  *                      
 20  14  Character    0  MRHDR_END              End of header
 20  14  Character    8  SCLRDC_VMDUSER         Userid
 28  1C  Bitstring    1  SCLRDC_CALFLAGS        Byte of flags
          1... ....      SCLRDC_CALRDSID        ON = SCLRDC_RDEVSID contains
                                                real device subchannel id. OFF
                                                = no terminal was involved in
                                                this event, SCLRDC_RDEVSID is
                                                not applicable.
          .1.. ....      *                      
          ..1. ....      *                      
          ...1 ....      *                      
          .... 1...      *                      
          .... .1..      *                      
          .... ..1.      *                      
          .... ...1      *                      
 29  1D  Character    3  *                      Reserved for IBM use
 32  20  Unsigned     4  SCLRDC_RDEVSID         Real device subchannel id,
                                                applicable only when
                                                SCLRDC_CALRDSID = on.
 36  24  Unsigned     4  SCLRDC_CALBYCT         Length (in bytes) of data in
                                                SCLRDC_CALLINE. Zero if the SET
                                                MONDATA OFF is still in effect.
 40  28  Character    0  SCLRDC_CALLINE         Line of data

MRSCLRDC Cross Reference

                      Hex           Hex
Name                 Offset Length Value
 
MRHDR                      0     20
MRHDR_END                 14      0
MRHDRDM                    4      1
MRHDRLEN                   0      2
MRHDRRC                    6      2
MRHDRTOD                   8      8
MRHDRZER                   2      2
SCLRDC                     0     40
SCLRDC_CALBYCT            24      4
SCLRDC_CALFLAGS           1C      1
SCLRDC_CALLINE            28      0
SCLRDC_CALRDSID           1C           80
SCLRDC_MRHDR               0      0
SCLRDC_RDEVSID            20      4
SCLRDC_STATIC              0     40
SCLRDC_VMDUSER            14      8

This information is based on z/VM V5R3.0.
Last updated on 12 Jun 2007 at 12:35:23.
Copyright IBM Corporation, 1990, 2007