MESP1 Back to Index page
 
Prolog 
Control Block Contents 
   MESP1 DSECT
   MESPN DSECT
   MESIX DSECT
   MESMS 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.


  MESP1 Prolog Top of page
  
 NAME       : HCPMESBK
 DESCRIPTION: Message Repository Contents
 DSECT      : MESP1 (first)
 FUNCTION   : The Message Repository Contents structures describe
              the internal structure of TEXT files created by the
              CMS GENMSG command using the CP option.
 LOCATED BY : Internal to the TEXT file created by GENMSG
 CREATED BY : CMS GENMSG command
 DELETED BY : None
 REFERENCES : None
 SERIALIZED : None
 RELOCATION CONSIDERATIONS : None
 
 
  MESP1 Control Block Content Top of page
  




 MESP1 DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      MESP1          Message Repository Contents
0000    0 Character    6 MESP1ID        Repository identification
                                        constant. For a valid repository,
                                        this field in each page must be
                                        'MSGREP'.
0006    6 Character    2 *
0008    8 Signed       4 *
000C   12 Signed       2 MESP1PGN       The number of data pages in the
                                        repository
000E   14 Bitstring    1 MESP1FLG
          1... ....      MESP1DBC       X'80' MESP1DBC DBCS characters in
                                        repository
000F   15 Bitstring    1 *
0010   16 Character    5 MESP1LNG       The language ID from the GENMSG
                                        cmd
0015   21 Character    3 MESP1CMP       The component ID from the GENMSG
                                        cmd
0018   24 Character    4 *
001C   28 Address      4 *
0020   32 Character    1 MESP1IDX (0)   Start of variable length data One
                                        for each page of repository
0020   32 Character    4 MESP1F (0)     First message id on the page
0020   32 Signed       2 MESP1FMS       Message number in binary
0022   34 Signed       1 MESP1FVR       Version number in binary
0023   35 Signed       1 MESP1FLN       Line number in binary
0024   36 Character    4 MESP1L (0)     Last message id on the page
0024   36 Signed       2 MESP1LMS       Message number in binary
0026   38 Signed       1 MESP1LVR       Version number in binary
0027   39 Signed       1 MESP1LLN       Line number in binary
0028   40 Address      4 *              Address of the page, although
                                        this field in the repository is
                                        not used.
        Definition of each data page of the message repository




 MESPN DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      MESPN          Message Repository Contents
0000    0 Character    6 MESPNID        Repository identification
                                        constant. For a valid repository,
                                        this field in each page must be
                                        'MSGREP'.
0006    6 Character    5 MESPNLNG       The language ID from the GENMSG
                                        cmd
000B   11 Character    3 MESPNCMP       The component ID from the GENMSG
                                        cmd
000E   14 Character    1 MESPNSUB       Substitution char
000F   15 Character    1 *              The number, in character form, of
                                        digits to be displayed in the
                                        message id (that is, how many '-'
                                        in the id HCPXYZ---E.
0010   16 Signed       4 MESPNIXN       The number of index entries in
                                        page
0014   20 Signed       4 MESPNIXF       Offset to the start of the index.
                                        Address of the start of the index
                                        entries in the page (structure
                                        MESIX) is calculated from this
                                        field plus the address of the
                                        repository page:
                                      ADDR(MESPN) + MESPNIXF
0018   24 Signed       4 MESPNTXF       Offset to the start of the
                                        message. Address of the start of
                                        the message text in this page is
                                        calculated from this field plus
                                        the address of the repository
                                        page:
                                      ADDR(MESPN) + MESPNTXF
001C   28 Bitstring    1 *              Flags
        Definition of each Message index entry in data pages




 MESIX DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      MESIX          Message Repository Contents
0000    0 Character    8 MESIXMSG (0)   Message description
0000    0 Signed       2 MESIXMNM       Message number
0002    2 Signed       1 MESIXFMT       Message format
0003    3 Signed       1 MESIXLNE       Message line number
0004    4 Signed       4 MESIXOMS       Offset to message text. Address
                                        of message text is calculated
                                        from this field plus the address
                                        of the repository page:
                                      ADDR(MESPN) + MESIXOMS
        Definition of each message in the data pages




 MESMS DSECT
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Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      MESMS          Message Repository Contents
0000    0 Character    1 MESMSACT       Action character (W, E, R, etc.)
0001    1 Signed       1 MESMSLEN       Length of message text (MESMSTXT)
0002    2 Character    1 MESMSTXT (0)   Start of variable length data
                                        Message text
 
 
  MESP1 Storage Layout Top of page
  
          
*** MESP1 - Message Repository Contents
*
*     +-----------------------------------------+-------------+
*   0 |                MESP1ID                  |/////////////|
*     +---------------------------+-------------+------+------+
*   8 |///////////////////////////|  MESP1PGN   |:P1FLG|//////|
*     +---------------------------+------+------+------+------+
*  10 |            MESP1LNG              |     MESP1CMP       |
*     +---------------------------+------+--------------------+
*  18 |///////////////////////////|///////////////////////////|
*     +---------------------------+---------------------------+
*
*** MESP1 - Message Repository Contents
          
*** Overlay for MESP1IDX in MESP1
*
*     +-------------+------+------+-------------+------+------+
*  20 |  MESP1FMS   |:P1FVR|:P1FLN|  MESP1LMS   |:P1LVR|:P1LLN|
*     +-------------+------+------+-------------+------+------+
*  28 |///////////////////////////| 2C
*     +---------------------------+
*
*** Overlay for MESP1IDX in MESP1
          
*** MESPN - Message Repository Contents
*
*     +-----------------------------------------+-------------+
*   0 |                MESPNID                  |   (006)-    |
*     +--------------------+--------------------+------+------+
*   8 |     -MESPNLNG      |     MESPNCMP       |:PNSUB|//////|
*     +--------------------+------+-------------+------+------+
*  10 |         MESPNIXN          |         MESPNIXF          |
*     +---------------------------+------+--------------------+
*  18 |         MESPNTXF          |//////| 1D
*     +---------------------------+------+
*
*** MESPN - Message Repository Contents
          
*** MESIX - Message Repository Contents
*
*     +-------------+------+------+---------------------------+
*   0 |  MESIXMNM   |:IXFMT|:IXLNE|         MESIXOMS          |
*     +-------------+------+------+---------------------------+
*   8
*
*** MESIX - Message Repository Contents
          
*** MESMS - Message Repository Contents
*
*     +------+------+
*   0 |:MSACT|:MSLEN|
*     +------+------+
*
*** MESMS - Message Repository Contents
 
 
  MESP1 Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
MESIXFMT       0002
MESIXLNE       0003
MESIXMNM       0000
MESIXMSG       0000
MESIXOMS       0004
MESMSACT       0000
MESMSLEN       0001
MESMSTXT       0002
MESPNCMP       000B
MESPNID        0000
MESPNIXF       0014
MESPNIXN       0010
MESPNLNG       0006
MESPNSUB       000E
MESPNTXF       0018
MESP1CMP       0015
MESP1DBC       000E 80
MESP1F         0020
MESP1FLG       000E
MESP1FLN       0023
MESP1FMS       0020
MESP1FVR       0022
MESP1ID        0000
MESP1IDX       0020
MESP1L         0024
MESP1LLN       0027
MESP1LMS       0024
MESP1LNG       0010
MESP1LVR       0026
MESP1PGN       000C
 
This information is based on z/VM 7.1.0 Last updated on 22 Jun 2018 at 11:50:49 EDT.
Copyright IBM Corporation, 1990, 2018