ibm-information-center/dist/eclipse/plugins/i5OS.ic.apis_5.4.0.1/QsnRtvDta.htm

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<title>Retrieve Pointer to Data in Input Buffer (QsnRtvDta) API</title>
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<h2>Retrieve Pointer to Data in Input Buffer (QsnRtvDta) API</h2>
<div class="box" style="width: 70%;">
<br>
&nbsp;&nbsp;Required Parameter Group:<br>
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<table width="100%">
<tr>
<td align="center" valign="top" width="10%">1</td>
<td align="left" valign="top" width="50%">Input buffer handle</td>
<td align="left" valign="top" width="20%">Input</td>
<td align="left" valign="top" width="20%">Binary(4)</td>
</tr>
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&nbsp;&nbsp;Omissible Parameter Group:<br>
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<tr>
<td align="center" valign="top" width="10%">2</td>
<td align="left" valign="top" width="50%">Pointer to input data</td>
<td align="left" valign="top" width="20%">Output</td>
<td align="left" valign="top" width="20%">PTR(SPP)</td>
</tr>
<tr>
<td align="center" valign="top">3</td>
<td align="left" valign="top">Error code</td>
<td align="left" valign="top">I/O</td>
<td align="left" valign="top">Char(*)</td>
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&nbsp;&nbsp;Returned Value:<br>
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<tr>
<td align="center" valign="top" width="10%"></td>
<td align="left" valign="top" width="50%">Pointer to input data</td>
<td align="left" valign="top" width="20%">Output</td>
<td align="left" valign="top" width="20%">PTR(SPP)</td>
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&nbsp;&nbsp;Default Public Authority: *USE<br>
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&nbsp;&nbsp;Service Program: QSNAPI<br>
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&nbsp;&nbsp;Threadsafe: No<br>
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<p>The Retrieve Pointer to Data in Input Buffer (QsnRtvDta) API returns a
pointer to the first byte of input data in an input buffer after a read
operation.</p>
<br>
<h3>Authorities and Locks</h3>
<p>None</p>
<br>
<h3>Required Parameter</h3>
<dl>
<dt><strong>Input buffer handle</strong></dt>
<dd>INPUT; BINARY(4)
<p>A handle for the input buffer that contains the results of the input
operation.</p>
</dd>
</dl>
<br>
<h3>Omissible Parameter Group</h3>
<dl>
<dt><strong>Pointer to input data</strong></dt>
<dd>OUTPUT; PTR(SPP)
<p>The variable that contains the pointer to the input data after the QsnRtvDta
API has completed. You can use the Retrieve Length of Data in Input Buffer
(QsnRtvDtaLen) API to retrieve the length of this data. Refer to the
appropriate read operation for a description of the format of the data
returned. The value returned by this API is equivalent to the data returned by
the system on an input operation. This parameter must be on a 16-byte
boundary.</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>. If this
parameter is omitted, diagnostic and escape messages are issued to the
application.</p>
</dd>
</dl>
<br>
<h3>Returned Value</h3>
<dl>
<dt><strong>Pointer to input data</strong></dt>
<dd>OUTPUT; PTR(SPP)
<p>This API returns the value for the pointer to input data parameter, or the
null pointer otherwise.</p>
</dd>
</dl>
<br>
<h3>Error Messages</h3>
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<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">CPF24B4 E</td>
<td valign="top">Severe error while addressing parameter list.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3C1F E</td>
<td valign="top">Pointer is not on a 16 byte boundary.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3CF1 E</td>
<td valign="top">Error code parameter not valid.</td>
</tr>
<tr>
<td align="left" valign="top">CPF3CF2 E</td>
<td valign="top">Error(s) occurred during running of &amp;1 API.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA319 E</td>
<td valign="top">No data in input buffer.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA31E E</td>
<td valign="top">Required parameter &amp;1 omitted.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA32F E</td>
<td valign="top">Buffer type incorrect.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA331 E</td>
<td valign="top">Buffer handle incorrect.</td>
</tr>
<tr>
<td align="left" valign="top">CPFA334 E</td>
<td valign="top">Low level environment handle incorrect.</td>
</tr>
</table>
<br>
<hr>
API introduced: V2R3
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