Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

#### FSHBK

Prolog

Control Block Contents
FSHBK DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### FSHBK Prolog

     Name       : HCPFSHBK
     Description: CP File Status Head
     DSECT      : FSHBK
     Function   : The FSHEAD contains information about the
                  CMS files on each mini-disk accessed by CP.
     Located by : ACSFSH
                  FSHFWD
     Created by : HCPZIA
     Deleted by : HCPZIA
                  HCPZIR

#### FSHBK Control Block Content

#### FSHBK DSECT

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      FSHBK          CP File Status Head
    0000    0 Address      4 FSHFWD         A( next FSHBK )
    0004    4 Signed       2 *              Reserved
    0006    6 Signed       2 *              Reserved
    0008    8 Character   16 FSHLO          Lo file id
    0018   24 Character   16 FSHHI          Hi file id
    0028   40 Address      4 FSHgFSB        V-addr of Gotten CP Virt Free
    002C   44 Address      4 FSHvFSB        V-addr of an FSB page in CP V F
    0030   48 Dbl-Word     8 FSH$END (0)    The end

#### FSHBK Storage Layout

    *** FSHBK - CP File Status Head
    *
    *     +---------------------------+-------------+-------------+
    *   0 |          FSHFWD           |/////////////|/////////////|
    *     +---------------------------+-------------+-------------+
    *   8 |                        FSHLO                          |
    *     |                                                       |
    *     +-------------------------------------------------------+
    *  18 |                        FSHHI                          |
    *     |                                                       |
    *     +---------------------------+---------------------------+
    *  28 |         FSHGFSB           |         FSHVFSB           |
    *     +---------------------------+---------------------------+
    *
    *** FSHBK - CP File Status Head

#### FSHBK Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    FSH$END        0030
    FSHgFSB        0028
    FSHvFSB        002C
    FSHFWD         0000
    FSHHI          0018
    FSHLO          0008

This information is based on z/VM V6R1.0. Last updated on 18 Feb 2010 at 08:42:11 EDT.
Copyright IBM Corporation, 1990, 2008