375 lines
9.4 KiB
HTML
375 lines
9.4 KiB
HTML
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
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<meta name="Copyright" content="Copyright (c) 2006 by IBM Corporation">
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<title>Call Program (QxdaCallProgramEDRS) API</title>
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<!-- Begin Header Records ========================================== -->
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<!-- File SCRIPT A converted by B2H R4.1 (346) (CMS) by V2KEA304 -->
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<!-- at RCHVMW2 on 17 Feb 1999 at 11:05:09 -->
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<!-- Change History: -->
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<!-- YYMMDD USERID Change description -->
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<!--File Edited March 2001 -->
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<!-- This file has undergone html cleanup on 9/19/01 by JET -->
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<!--End Header Records -->
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<link rel="stylesheet" type="text/css" href="../rzahg/ic.css">
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</head>
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<body>
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<a name="Top_Of_Page"></a>
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<!-- Java sync-link -->
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<script language="Javascript" src="../rzahg/synch.js" type="text/javascript">
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</script>
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<h2>Call Program (QxdaCallProgramEDRS) API</h2>
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<div class="box" style="width: 80%;">
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<br>
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Required Parameter Group:<br>
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<!-- iddvc RMBR -->
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<br>
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<table width="100%">
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<tr>
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<td align="center" valign="top" width="10%">1</td>
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<td align="left" valign="top" width="50%">Connection handle</td>
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<td align="left" valign="top" width="20%">Input</td>
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<td align="left" valign="top" width="20%">Binary(4)</td>
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</tr>
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<tr>
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<td align="center" valign="top">2</td>
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<td align="left" valign="top">Qualified program name</td>
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<td align="left" valign="top">Input</td>
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<td align="left" valign="top">Char(20)</td>
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</tr>
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<tr>
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<td align="center" valign="top">3</td>
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<td align="left" valign="top">Number of parameters</td>
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<td align="left" valign="top">Input</td>
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<td align="left" valign="top">Binary(4)</td>
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</tr>
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<tr>
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<td align="center" valign="top">4</td>
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<td align="left" valign="top">Parameter information</td>
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<td align="left" valign="top">Input</td>
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<td align="left" valign="top">Char(*)</td>
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</tr>
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<tr>
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<td align="center" valign="top">5</td>
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<td align="left" valign="top">Error code</td>
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<td align="left" valign="top">I/O</td>
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<td align="left" valign="top">Char(*)</td>
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</tr>
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</table>
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<br>
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Service Program Name: QXDAEDRS<br>
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<!-- iddvc RMBR -->
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<br>
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Default Public Authority: *USE<br>
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<!-- iddvc RMBR -->
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<br>
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Threadsafe: Conditional; see <a href="#usage_notes">Usage Notes</a>
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<br>
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<!-- iddvc RMBR -->
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<br>
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</div>
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<p>The Call Program (QxdaCallProgramEDRS) API is used to call a user-defined
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program on the database server system. All parameters are passed to the program
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by reference.</p>
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<br>
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<h3>Authorities and Locks</h3>
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<dl>
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<dt><em>Any program</em></dt>
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<dd>*USE</dd>
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<dt><em>Library of the program</em></dt>
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<dd>*EXECUTE</dd>
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</dl>
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<br>
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<h3>Required Parameter Group</h3>
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<dl>
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<dt><strong>Connection handle</strong></dt>
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<dd>INPUT; BINARY(4)
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<p>The handle number of the connection on which to call the program. The
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connection handle must have been generated by the QxdaConnectEDRS API in the
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current job and activation group.</p>
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</dd>
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<dt><strong>Qualified program name</strong></dt>
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<dd>INPUT; CHAR(20)
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<p>The library and name of the program to call. The special value *LIBL may be
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specified for the library name; however, the library list of the server job may
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differ from that of the client job.</p>
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</dd>
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<dt><strong>Number of parameters</strong></dt>
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<dd>INPUT; BINARY(4)
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<p>The number of parameters to pass to the program.</p>
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</dd>
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<dt><strong>Parameter information</strong></dt>
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<dd>INPUT; CHAR(*)
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<p>Information about each of the parameters. This should be an array of type
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Qxda_ParmInfo_t, with one entry for each parameter. For the format of each
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array element, see <a href="#HDRPRMINF">Qxda_ParmInfo_t Format</a>.</p>
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</dd>
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<dt><strong>Error code</strong></dt>
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<dd>I/O; CHAR(*)
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<p>The structure in which to return error information. For the format of the
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structure, see <a href="../apiref/error.htm#hdrerrcod">Error Code Parameter</a>.</p>
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</dd>
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</dl>
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<br>
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<h3><a name="HDRPRMINF">Qxda_ParmInfo_t Format</a></h3>
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<p>The following table shows the structure of the Qxda_ParmInfo_t format. For
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more details about the fields in this table, see <a href="#HDRFIELD6">Field
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Descriptions</a>.</p>
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<table border width="80%">
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<tr>
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<th align="center" valign="bottom" colspan="2">Offset</th>
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<th align="left" valign="bottom" rowspan="2">Type</th>
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<th align="left" valign="bottom" rowspan="2">Field</th>
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</tr>
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<tr>
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<th align="center" valign="bottom">Dec</th>
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<th align="center" valign="bottom">Hex</th>
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</tr>
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<tr>
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<td align="center" valign="top" width="10%">0</td>
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<td align="center" valign="top" width="10%">0</td>
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<td align="left" valign="top" width="20%">PTR</td>
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<td align="left" valign="top" width="60%">Parameter address</td>
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</tr>
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<tr>
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<td align="center" valign="top">16</td>
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<td align="center" valign="top">10</td>
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<td align="left" valign="top">BINARY(4)</td>
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<td align="left" valign="top">Parameter type</td>
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</tr>
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<tr>
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<td align="center" valign="top">20</td>
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<td align="center" valign="top">14</td>
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<td align="left" valign="top">BINARY(4)</td>
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<td align="left" valign="top">Parameter length</td>
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</tr>
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<tr>
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<td align="center" valign="top">24</td>
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<td align="center" valign="top">18</td>
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<td align="left" valign="top">BINARY(4)</td>
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<td align="left" valign="top">Parameter usage</td>
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</tr>
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<tr>
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<td align="center" valign="top">28</td>
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<td align="center" valign="top">1C</td>
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<td align="left" valign="top">CHAR(4)</td>
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<td align="left" valign="top">Reserved</td>
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</tr>
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</table>
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<br>
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<br>
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<h3><a name="HDRFIELD6">Field Descriptions</a></h3>
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<p><strong>Parameter address.</strong> The address where an input parameter
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exists or where an output parameter should be returned.</p>
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<p><strong>Parameter length.</strong> The number of bytes allocated for the
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parameter.</p>
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<p><strong>Parameter type.</strong> The type of the parameter. The possible
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values are:</p>
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<table width="100%" cellpadding="5">
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<tr>
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<td width="20%" valign="top"><em>1 - QXDA_BIN4</em></td>
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<td width="80%" valign="top">The parameter at the address specified is a
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BINARY(4) value.</td>
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</tr>
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<tr>
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<td valign="top"><em>2 - QXDA_CHAR</em></td>
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<td valign="top">The parameter at the address specified is a character string.
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If the API is being called from an i5/OS application, no CCSID conversion is
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performed.</td>
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</tr>
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<tr>
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<td valign="top"><em>3 - QXDA_HEX</em></td>
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<td valign="top">The parameter at the address specified is hexadecimal data and
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requires no conversion.</td>
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</tr>
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<tr>
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<td valign="top"><em>3 - QXDA_BIN2</em></td>
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<td valign="top">The parameter at the address specified is a BINARY(2) value.
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If the API is being called from an i5/OS application, you cannot use this
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value.</td>
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</tr>
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</table>
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<br>
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<p><strong>Parameter usage.</strong> The usage of the parameter. The possible
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values are:</p>
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<table width="100%">
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<tr>
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<td width="20%" valign="top"><em>0 - QXDA_INPUT</em></td>
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<td width="80%" valign="top">The parameter is used for input only.</td>
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</tr>
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<tr>
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<td valign="top"><em>1 - QXDA_OUTPUT</em></td>
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<td valign="top">The parameter is used for output only.</td>
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</tr>
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<tr>
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<td valign="top"><em>2 - QXDA_IN_OUT</em></td>
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<td valign="top">The parameter is used for both input and output.</td>
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</tr>
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</table>
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<br>
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<p><strong>Reserved.</strong> Reserved field; it must be initialized to
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0x00.</p>
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<br>
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<h3><a name="usage_notes">Usage Notes</a></h3>
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<p>This function may be called from the initial thread of a job only. For the
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i5/OS version of this API, the QXDA_CHAR and QXDA_HEX parameter types are
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equivalent.</p>
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<br>
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<h3>Error Messages</h3>
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<table width="100%" cellpadding="3">
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<tr>
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<th align="left" valign="top">Message ID</th>
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<th align="left" valign="top">Error Message Text</th>
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</tr>
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<tr>
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<td width="15%" valign="top">CPF180C E</td>
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<td width="85%" valign="top">Function &1 not allowed.</td>
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</tr>
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<tr>
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<td valign="top">CPF24B4 E</td>
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<td valign="top">Severe error while addressing parameter list.</td>
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</tr>
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<tr>
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<td valign="top">CPF3C90 E</td>
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<td valign="top">Literal value cannot be changed.</td>
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</tr>
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<tr>
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<td valign="top">CPF9872 E</td>
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<td valign="top">Program or service program &1 in library &2 ended.
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Reason code &3.</td>
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</tr>
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<tr>
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<td valign="top">CPFAE14 E</td>
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<td valign="top">Cannot allocate &1 bytes.</td>
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</tr>
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<tr>
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<td valign="top">CPFB750 E</td>
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<td valign="top">Connection handle specified not valid.</td>
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</tr>
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<tr>
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<td valign="top">CPFB752 E</td>
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<td valign="top">Internal error in &1 API.</td>
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</tr>
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<tr>
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<td valign="top">CPFB755 E</td>
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<td valign="top">Program &1 in library &2 not found.</td>
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</tr>
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<tr>
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<td valign="top">CPFB756 E</td>
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<td valign="top">Rollback operation performed.</td>
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</tr>
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<tr>
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<td valign="top">CPFB757 E</td>
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<td valign="top">The connection is suspended.</td>
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</tr>
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<tr>
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<td valign="top">CPFB758 E</td>
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<td valign="top">The EDRS server system has been switched.</td>
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</tr>
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</table>
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<br>
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<br>
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<hr>
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API introduced: V4R4
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<hr>
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<center>
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<table cellpadding="2" cellspacing="2">
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<tr align="center">
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<td valign="middle" align="center"><a href="#Top_Of_Page">Top</a> | <a href=
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"file1.htm">Database and File APIs</a> | <a href="aplist.htm">APIs by
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category</a></td>
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</tr>
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</table>
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</center>
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<br>
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</body>
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</html>
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