RECHEAD | Back to Index page

| Prolog Control Block Contents RECHEAD DSECT Storage Layout Cross Reference (Contains links to field and bit definitions) |
Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

RECHEAD Control Block Content | Top of page

     RECHEAD DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      RECHEAD        Mapping of HCPDLJ and HCPDLK Common Area
    0000    0 Bitstring    5 RECCHHR        CCHHR
    0005    5 Bitstring    1 RECKEYLN       Key length
    0006    6 Bitstring    2 RECLEN         Record Length
              00000008       RECHDRLN       *-RECHEAD Length of previous
                                            fields
    0008    8 Bitstring    1 RECDATA (0)    Key and Record

RECHEAD Storage Layout | Top of page

    *** RECHEAD - Mapping of HCPDLJ and HCPDLK Common Area
    *
    *     +----------------------------------+------+-------------+
    *   0 |             RECCHHR              |:KEYLN|   RECLEN    |
    *     +----------------------------------+------+-------------+
    *
    *** RECHEAD - Mapping of HCPDLJ and HCPDLK Common Area

RECHEAD Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    RECCHHR        0000
    RECDATA        0008
    RECHDRLN       0006 00000008
    RECKEYLN       0005
    RECLEN         0006

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:27:47 EDT.
Copyright IBM Corporation, 1990, 2020