friedkiwi/ibm-information-center
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
master
ibm-information-center/dist/eclipse/plugins/i5OS.ic.apis_5.4.0.1/qsrrtvmd.htm

877 lines
27 KiB
HTML
Raw Permalink Blame History

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="Copyright" content="Copyright (c) 2006 by IBM Corporation">
<title>Retrieve Media Definition (QSRRTVMD, QsrRetrieveMediaDefinition)
API</title>
<!-- Begin Header Records =========================================== -->
<!-- All rights reserved. Licensed Materials Property of IBM -->
<!-- US Government Users Restricted Rights -->
<!-- Use, duplication or disclosure restricted by -->
<!-- GSA ADP Schedule Contract with IBM Corp. -->
<!-- BACKMST SCRIPT A converted by B2H R4.1 (346) (CMS) by v2kea304 at -->
<!-- RCHVMW2 on 26 April 1999 at 10:21:58 -->
<!-- Change History: -->
<!-- 040517 DRH v5r4 XPF D93115 Dynamic device allocation -->
<!-- File cleanup completed Jan 2002 by v2cdijab -->
<!-- End Header Records -->
<link rel="stylesheet" type="text/css" href="../rzahg/ic.css">
</head>
<body>
<a name="Top_Of_Page"></a>
<!-- Java sync-link -->
<script type="text/javascript" language="Javascript" src="../rzahg/synch.js">
</script>
<h2>Retrieve Media Definition (QSRRTVMD, QsrRetrieveMediaDefinition) API</h2>
<div class="box" style="width: 80%;">
&nbsp;&nbsp;Required Parameter Group:<br>
<!-- iddvc RMBR -->
<br>
<table width="100%">
<tr>
<td align="center" valign="top" width="10%">1</td>
<td align="left" valign="top" width="50%">Qualified media definition name</td>
<td align="left" valign="top" width="20%">Input</td>
<td align="left" valign="top" width="20%">Char(20)</td>
</tr>
<tr>
<td align="center" valign="top">2</td>
<td align="left" valign="top">Receiver variable</td>
<td align="left" valign="top">Output</td>
<td align="left" valign="top">Char(*)</td>
</tr>
<tr>
<td align="center" valign="top">3</td>
<td align="left" valign="top">Length of receiver variable</td>
<td align="left" valign="top">Input</td>
<td align="left" valign="top">Binary(4)</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="left" valign="top">Format name</td>
<td align="left" valign="top">Input</td>
<td align="left" valign="top">Char(8)</td>
</tr>
<tr>
<td align="center" valign="top">5</td>
<td align="left" valign="top">Error code</td>
<td align="left" valign="top">I/O</td>
<td align="left" valign="top">Char(*)</td>
</tr>
</table>
<br>
&nbsp;&nbsp;Service Program Name: QSRLIB01<br>
<!-- iddvc RMBR -->
<br>
&nbsp;&nbsp;Default Public Authority: *USE<br>
<!-- iddvc RMBR -->
<br>
&nbsp;&nbsp;Threadsafe: No<br>
<!-- iddvc RMBR -->
<br>
</div>
<p>The Retrieve Media Definition (OPM, QSRRTVMD; ILE,
QsrRetrieveMediaDefinition) API retrieves a media definition specified by the
user. <img src="delta.gif" alt="Start of change">A <strong>media
definition</strong> defines the devices, media, and data format to be used in parallel by a
save or restore operation. For more information about using a media definition,
<!-- see the <a href="../books/sc415304.pdf" target="_blank">Backup and -->
<!-- Recovery</a><img src="wbpdf.gif" alt="Link to PDF"> book.</p> -->
see <a href="../rzaiu/rzaiurzaiuparandcon.htm">Save to multiple devices</a>
in the Backup and recovery topic.<img src="deltaend.gif" alt="End of change"></p>
<br>
<h3>Authorities and Locks</h3>
<dl>
<dt><em>Media Definition Authority</em></dt>
<dd>*USE</dd>
<dt><em>Library Authority</em></dt>
<dd>*EXECUTE</dd>
<dt><em>Media Definition Lock</em></dt>
<dd>*SHRNUP</dd>
</dl>
<br>
<h3>Required Parameter Group</h3>
<dl>
<dt><strong>Qualified media definition name</strong></dt>
<dd>INPUT; CHAR(20)</dd>
<dd>The media definition to be retrieved. The first 10 characters contain the
media definition name. The second 10 characters contain the name of the library
in which the media definition is located.
<p>You can use the following special values for the library name. It should be
noted, however, that the library name that is actually used is not passed back
to the user. Care should be taken when using these special values to avoid
unexpected results.</p>
<table cellpadding="5">
<!-- cols="15 85" -->
<tr>
<td align="left" valign="top"><em>*CURLIB</em></td>
<td align="left" valign="top">The job's current library is used to locate the
media definition. If no library is specified as the current library for the
job, the QGPL library is used.</td>
</tr>
<tr>
<td align="left" valign="top"><em>*LIBL</em></td>
<td align="left" valign="top">The library list is used to locate the media
definition.</td>
</tr>
</table>
<br>
</dd>
<dt><strong>Receiver variable</strong></dt>
<dd>OUTPUT; CHAR(*)</dd>
<dd>The variable that is to hold all the information defining the use of
multiple tape files for a save or restore operation. See
<a href="#HDRSRRTVFM">Format of Receiver Variable</a>
for the format of the information.<br>
<br>
</dd>
<dt><strong>Length of receiver variable</strong></dt>
<dd>INPUT; BINARY(4)</dd>
<dd>The length of the receiver variable provided. The length of receiver
variable parameter may be specified up to the size of the receiver variable
specified in the user program. If the length of receiver variable parameter
specified is larger than the allocated size of the receiver variable specified
in the user program, the results are not predictable. The minimum length is 8
bytes.<br>
<br>
</dd>
<dt><strong>Format name</strong></dt>
<dd>INPUT; CHAR(8)</dd>
<dd>The name of the format for the receiver variable. The valid values are:
<table cellpadding="5">
<!-- cols="15 85" -->
<tr>
<td align="left" valign="top"><img src="delta.gif" alt="Start of change"><em>MDFN0100</em></td>
<td align="left" valign="top">Format name that was used to create the media definition
<img src="deltaend.gif" alt="End of change"></td>
</tr>
<tr>
<td align="left" valign="top"><em>TAPE0100</em></td>
<td align="left" valign="top">Tape devices and media</td>
</tr>
<tr>
<td align="left" valign="top"><img src="delta.gif" alt="Start of change"><em>TAPE0200</em></td>
<td align="left" valign="top">Tape devices and media (extended)<img src="deltaend.gif" alt="End of change"></td>
</tr>
</table>
<p><img src="delta.gif" alt="Start of change">Media definitions created with format TAPE0100 can be retrieved with format TAPE0200. The additional options in format TAPE0200 will be set to their default values.</p>
<p>Media definitions created with format TAPE0200 can be retrieved with format TAPE0100. The additional options in format TAPE0200 will be lost.<img src="deltaend.gif" alt="End of change"></p>
</dd>
<dt><strong>Error code</strong></dt>
<dd>I/O; CHAR(*)
<p>The structure in which to return error information. For the format of the
structure, see <a href="../apiref/error.htm#hdrerrcod">Error Code Parameter</a>.</p>
</dd>
</dl>
<br>
<h3><a name="HDRSRRTVFM">Format of Receiver Variable</a></h3>
<p><img src="delta.gif" alt="Start of change">For format MDFN0100,
the retrieved data consists of the following structure.
For detailed descriptions of the fields, see
<a href="#HDRSRRTVFD">Field Descriptions for Receiver Variable</a>.</p>
<h4>Format MDFN0100</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">BINARY(4)</td>
<td align="left" valign="top" width="60%">Bytes returned</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="center" valign="top">4</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Bytes available</td>
</tr>
<tr>
<td align="center" valign="top">8</td>
<td align="center" valign="top">8</td>
<td align="left" valign="top">CHAR(8)</td>
<td align="left" valign="top">Format name</td>
</tr>
</table>
<p>For other formats, the retrieved data consists of a header
and a set of device definitions and media file definitions.<img src="deltaend.gif" alt="End of change">
The following defines the format for the header.
For detailed descriptions of the fields, see
<a href="#HDRSRRTVFD">Field Descriptions for Receiver Variable</a>.</p>
<h4>Format TAPE0100</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">BINARY(4)</td>
<td align="left" valign="top" width="60%">Bytes returned</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="center" valign="top">4</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Bytes available</td>
</tr>
<tr>
<td align="center" valign="top">8</td>
<td align="center" valign="top">8</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Maximum parallel device resources</td>
</tr>
<tr>
<td align="center" valign="top">12</td>
<td align="center" valign="top">C</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Minimum parallel device resources</td>
</tr>
<tr>
<td align="center" valign="top">16</td>
<td align="center" valign="top">10</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Offset to first device definition</td>
</tr>
<tr>
<td align="center" valign="top">20</td>
<td align="center" valign="top">14</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Number of device definitions</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Device definitions</td>
</tr>
</table>
<h4><img src="delta.gif" alt="Start of change">Format TAPE0200</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">&nbsp;</td>
<td align="left" valign="top" width="60%">All fixed fields from format TAPE0100</td>
</tr>
<tr>
<td align="center" valign="top">24</td>
<td align="center" valign="top">18</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Length of header</td>
</tr>
<tr>
<td align="center" valign="top">28</td>
<td align="center" valign="top">1C</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Device allocation</td>
</tr>
<tr>
<td align="center" valign="top">32</td>
<td align="center" valign="top">20</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Save format</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Device definitions</td>
</tr>
</table><img src="deltaend.gif" alt="End of change">
<br>
<br>
<h3><a name="HDRSRRTVFD">Field Descriptions for Receiver Variable</a></h3>
<p><strong>Bytes available.</strong> The number of bytes available to be
returned. All available data is returned if enough space is provided.</p>
<p><strong>Bytes returned.</strong> The number of bytes of data returned. If
this is less than the bytes available, the information returned is not
complete.</p>
<p><img src="delta.gif" alt="Start of change"><strong>Device allocation.</strong> When to allocate the tape
devices. The default value is 0. The possible values are:</p>
<table cellpadding="5">
<!-- cols="5 95" -->
<tr>
<td align="left" valign="top"><em>0</em></td>
<td align="left" valign="top">All tape devices are allocated at the beginning
of the operation.</td>
</tr>
<tr>
<td align="left" valign="top"><em>1</em></td>
<td align="left" valign="top">One tape device is allocated at the beginning
of a save operation. Additional devices are allocated when data is ready
to be written, at which time the number of devices specified for the
Minimum parallel device resources field is required.</td>
</tr>
<tr>
<td align="left" valign="top"><em>2</em></td>
<td align="left" valign="top">The number of devices specified for the
Minimum parallel device resources field is allocated at the beginning
of a save operation. Additional devices are allocated when data is ready
to be written.</td>
</tr>
</table><img src="deltaend.gif" alt="End of change">
<p><strong>Device definitions.</strong> A description of the devices to be
used. See <a href="#HDRSRRTVDV">Device Definition Format</a> for the format of
a device definition.</p>
<p><img src="delta.gif" alt="Start of change"><strong>Format name.</strong> The name of the
format that was used to create the media definition.</p>
<p><strong>Length of header.</strong> The length of
the fixed portion of the header information.
<img src="deltaend.gif" alt="End of change"></p>
<p><strong>Maximum parallel device resources.</strong> The maximum number of
device resources to use in parallel. The possible values are 0 through 32. If 0
is specified, the value assumed is the total number of media file definitions
specified in all of the device definitions.</p>
<p><strong>Minimum parallel device resources.</strong> The minimum number of
device resources to use in parallel. A save or restore operation will end if
fewer resources are available. A restore operation will also end if any of the
devices specified have no resources available. The possible values are 0
through 32. If 0 is specified, the value assumed is the number of device
definitions specified.</p>
<p><strong>Number of device definitions.</strong> The number of device
definitions for the media definition. The possible values are 1 through 32.</p>
<p><strong>Offset to first device definition.</strong> The offset from the
beginning of the receiver variable to the first device definition for the media
definition.</p>
<p><img src="delta.gif" alt="Start of change"><strong>Save format.</strong> Whether to save data in serial format
or parallel format. This field is ignored for restore operations.
The default value is -2. The possible values are:</p>
<!-- <p><b>Note to reviewers</b> Later in V5R4, the library terminology is expected -->
<!-- to be updated to include IFS data.</p> -->
<table cellpadding="5">
<!-- cols="5 95" -->
<!-- <tr> -->
<!-- <td align="left" valign="top"><em>-3</em></td> -->
<!-- <td align="left" valign="top"><b>Note to reviewers</b> This value is expected -->
<!-- to be a future enhancement. Libraries being saved that are listed in a -->
<!-- user space identified in an additional field are saved in parallel format. -->
<!-- All other libraries are saved in serial format.</td> -->
<!-- </tr> -->
<tr>
<td align="left" valign="top"><em>-2</em></td>
<td align="left" valign="top">If one library is saved, it is saved in parallel
format. If more than one library is saved, all libraries are saved
in serial format.</td>
</tr>
<tr>
<td align="left" valign="top"><em>-1</em></td>
<td align="left" valign="top">All data is saved in serial format.</td>
</tr>
<tr>
<td align="left" valign="top"><em>0</em></td>
<td align="left" valign="top">All data is saved in parallel format.</td>
</tr>
<!-- <tr> -->
<!-- <td align="left" valign="top" nowrap><em>1-nnnnn</em></td> -->
<!-- <td align="left" valign="top"><b>Note to reviewers</b> This range is expected -->
<!-- to be a future enhancement. Libraries are saved in parallel format if the -->
<!-- amount of data to be saved for the library is this many megabytes or more.</td> -->
<!-- </tr> -->
</table><img src="deltaend.gif" alt="End of change">
<br>
<h3><a name="HDRSRRTVDV">Device Definition Format</a></h3>
<h4>Format TAPE0100</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">BINARY(4)</td>
<td align="left" valign="top" width="60%">Offset to next device definition</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="center" valign="top">4</td>
<td align="left" valign="top">CHAR(10)</td>
<td align="left" valign="top">Device name</td>
</tr>
<tr>
<td align="center" valign="top">14</td>
<td align="center" valign="top">E</td>
<td align="left" valign="top">CHAR(2)</td>
<td align="left" valign="top">Reserved</td>
</tr>
<tr>
<td align="center" valign="top">16</td>
<td align="center" valign="top">10</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Offset to first media file definition</td>
</tr>
<tr>
<td align="center" valign="top">20</td>
<td align="center" valign="top">14</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Number of media file definitions</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Media file definitions</td>
</tr>
</table>
<h4><img src="delta.gif" alt="Start of change">Format TAPE0200</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">&nbsp;</td>
<td align="left" valign="top" width="60%">All fixed fields from format TAPE0100</td>
</tr>
<tr>
<td align="center" valign="top">24</td>
<td align="center" valign="top">18</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Length of device definition</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Media file definitions</td>
</tr>
</table><img src="deltaend.gif" alt="End of change">
<br>
<br>
<h3><a name="HDRSRRTVMF">Field Descriptions for Device Definition</a></h3>
<p><strong>Device name.</strong> The name of a tape device description or tape
media library device description.</p>
<p><img src="delta.gif" alt="Start of change"><strong>Length of device definition.</strong> The length of
the fixed portion of the device definition.
<img src="deltaend.gif" alt="End of change"></p>
<p><strong>Media file definitions.</strong> A description of the media files to
be used on this device. See <a href="#HDRSRRTVTP">Media File Definition
Format</a> for the format of a media file definition.</p>
<p><strong>Number of media file definitions.</strong> The number of media file
definitions for the device.</p>
<p><strong>Offset to first media file definition.</strong> The offset from the
beginning of the receiver variable to the first media file definition for the
device.</p>
<p><strong>Offset to next device definition.</strong> The offset from the
beginning of the receiver variable to the next device definition for the media
definition.</p>
<p><strong>Reserved.</strong> An ignored field.</p>
<br>
<h3><a name="HDRSRRTVTP">Media File Definition Format</a></h3>
<h4>Format TAPE0100</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">BINARY(4)</td>
<td align="left" valign="top" width="60%">Offset to next media file
definition</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="center" valign="top">4</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Sequence number</td>
</tr>
<tr>
<td align="center" valign="top">8</td>
<td align="center" valign="top">8</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Offset to volume identifier array</td>
</tr>
<tr>
<td align="center" valign="top">12</td>
<td align="center" valign="top">C</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Number of volume identifiers</td>
</tr>
<tr>
<td align="center" valign="top">16</td>
<td align="center" valign="top">10</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Length of volume identifier</td>
</tr>
<tr>
<td align="center" valign="top">20</td>
<td align="center" valign="top">14</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Starting volume array element</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Volume identifier array</td>
</tr>
</table>
<h4><img src="delta.gif" alt="Start of change">Format TAPE0200</h4>
<table border width="80%">
<tr>
<th align="center" valign="bottom" colspan="2">Offset</th>
<th align="left" valign="bottom" rowspan="2">Type</th>
<th align="left" valign="bottom" rowspan="2">Field</th>
</tr>
<tr>
<th align="center" valign="bottom">Dec</th>
<th align="center" valign="bottom">Hex</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0</td>
<td align="center" valign="top" width="10%">0</td>
<td align="left" valign="top" width="20%">&nbsp;</td>
<td align="left" valign="top" width="60%">All fixed fields from format TAPE0100</td>
</tr>
<tr>
<td align="center" valign="top">24</td>
<td align="center" valign="top">18</td>
<td align="left" valign="top">BINARY(4)</td>
<td align="left" valign="top">Length of media file definition</td>
</tr>
<tr>
<td align="center" valign="top">&nbsp;</td>
<td align="center" valign="top">&nbsp;</td>
<td align="left" valign="top">CHAR(*)</td>
<td align="left" valign="top">Volume identifier array</td>
</tr>
</table><img src="deltaend.gif" alt="End of change">
<br>
<br>
<h3><a name="Header_158">Field Descriptions for Media File Definition</a></h3>
<p><img src="delta.gif" alt="Start of change"><strong>Length of media file definition.</strong> The length of
the fixed portion of the media file definition.
<img src="deltaend.gif" alt="End of change"></p>
<p><strong>Length of volume identifier.</strong> The number of bytes in each
volume identifier.</p>
<p><strong>Number of volume identifiers.</strong> The number of volume
identifiers used for the tape file. The possible values are 0 through 75. If 0
is specified, the volume currently placed in the device is used. If 0 is
specified for a tape media library device, volume identifiers must be supplied
by using the Tape Management exit program during the save or restore
operation.</p>
<p><strong>Offset to next media file definition.</strong> The offset from the
beginning of the receiver variable to the next media file definition for the
device.</p>
<p><strong>Offset to volume identifier array.</strong> The offset from the
beginning of the receiver variable to the first volume identifier for the media
file.</p>
<p><strong>Sequence number.</strong> The tape file sequence number for a tape
media file.</p>
<p>The possible values are:</p>
<table cellpadding="5">
<!-- cols="15 85" -->
<tr>
<td align="left" valign="top"><em>0</em></td>
<td align="left" valign="top">A save operation begins after the last sequence
number on the starting volume. A restore operation searches the starting volume
for a media file containing any of the objects to restore.</td>
</tr>
<tr>
<td align="left" valign="top" nowrap><em>1-16777215</em></td>
<td align="left" valign="top">The sequence number of the tape file.</td>
</tr>
</table>
<p><strong>Starting volume array element.</strong> The element in the volume
identifier array containing the volume on which the save or restore operation
should begin. The possible values are 0 through the number of volume
identifiers.</p>
<p><strong>Volume identifier array.</strong> An array of volume identifiers.
The save or restore operation will use the volumes in the order specified,
beginning with the starting volume array element. If additional volumes are
needed after the last array element is used, the save or restore operation will
call the Tape Management exit program or prompt the user to provide each
additional volume. The possible value for a volume identifier is:</p>
<table cellpadding="5">
<!-- cols="15 85" -->
<tr>
<td align="left" valign="top" nowrap><em>Volume identifier</em></td>
<td align="left" valign="top">The identifier of a volume.</td>
</tr>
</table>
<br>
<br>
<h3>Error Messages</h3>
<table width="100%" cellpadding="5">
<!-- cols="15 85" -->
<tr>
<th align="left" valign="top">Message ID</th>
<th align="left" valign="top">Error Message Text</th>
</tr>
<tr>
<td align="left" valign="top" width="15%">CPF24B4 E</td>
<td align="left" valign="top" width="85%">Severe error while addressing
parameter list.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C19 E</td>
<td align="left" valign="top">Error occurred with receiver variable
specified.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C21 E</td>
<td align="left" valign="top">Format name &amp;1 is not valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C24 E</td>
<td align="left" valign="top">Length of the receiver variable is not
valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C3C E</td>
<td align="left" valign="top">Value for parameter &amp;1 not valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C90 E</td>
<td align="left" valign="top">Literal value cannot be changed.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3CF1 E</td>
<td align="left" valign="top">Error code parameter not valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF9800 E</td>
<td align="left" valign="top">All CPF98xx messages could be signaled. xx is
from 01 to FF.</td>
</tr>
<tr>
<td align="left" valign="top">CPF9999 E</td>
<td align="left" valign="top">Function check. &amp;1 unmonitored by &amp;2 at
statement &amp;5, instruction &amp;3.</td>
</tr>
</table>
<br>
<hr>
API introduced: V4R4
<hr>
<center>
<table cellpadding="2" cellspacing="2">
<tr align="center">
<td valign="middle" align="center">
<a href="#Top_Of_Page">Top</a> |
<a href="back1.htm">Backup and Recovery APIs</a> |
<a href="aplist.htm">APIs by category</a></td>
</tr>
</table>
</center>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink