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
   2   2  Unsigned      2  MRHDRZER
   4   4  Unsigned      1  MRHDRDM
   5   5  Unsigned      1  *
   6   6  Unsigned      2  MRHDRRC
   8   8  Character     8  MRHDRTOD
  16  10  Character     4  *
  20  14  Character     0  MRHDR_END
  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 V7R4.0.

Last updated on 10 September 2024 at 08:56:05.

Copyright IBM Corporation, 1990, 2024