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

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<title>Get Encoding Scheme, Character Set, and Code Page Elements (CDRGESP, QTQGESP)
API</title>
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<h2>Get Encoding Scheme, Character Set, and Code Page Elements (CDRGESP, QTQGESP)
API</h2>
<div class="box" style="width: 65%;">
<br>
&nbsp;&nbsp;Required Parameter Group:<br>
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<br>
<table width="100%">
<tr>
<td align="center" valign="top" width="10%">1</td>
<td align="left" valign="top" width="40%">CCSID1</td>
<td align="left" valign="top" width="25%">Input</td>
<td align="left" valign="top" width="25%">Int(4)</td>
</tr>
<tr>
<td align="center" valign="top">2</td>
<td align="left" valign="top">N1</td>
<td align="left" valign="top">Input</td>
<td align="left" valign="top">Int(4)</td>
</tr>
<tr>
<td align="center" valign="top">3</td>
<td align="left" valign="top">N2</td>
<td align="left" valign="top">I/O</td>
<td align="left" valign="top">Int(4)</td>
</tr>
<tr>
<td align="center" valign="top">4</td>
<td align="left" valign="top">ES</td>
<td align="left" valign="top">Output</td>
<td align="left" valign="top">Int(4)</td>
</tr>
<tr>
<td align="center" valign="top">5</td>
<td align="left" valign="top">CSCPL</td>
<td align="left" valign="top">Output</td>
<td align="left" valign="top">Array of Int(4)</td>
</tr>
<tr>
<td align="center" valign="top">6</td>
<td align="left" valign="top">FB</td>
<td align="left" valign="top">Output</td>
<td align="left" valign="top">Feedback</td>
</tr>
</table>
<br>
&nbsp;&nbsp;Default Public Authority: *USE<br>
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&nbsp;&nbsp;Threadsafe: Yes<br>
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</div>
<p>The most frequently accessed elements of a CCSID are the Encoding Scheme and
the CS/CP elements. The function returns the value of the encoding scheme (ES)
associated with CCSID1 in ES, and the values of CS and CP elements in
CSCPL.</p>
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<h3>Authorities and Locks</h3>
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<p>None.</p>
<br>
<h3>Required Parameter Group</h3>
<dl>
<dt><strong>CCSID1</strong></dt>
<dd>INPUT; INT(4)
<p>This variable contains the CCSID value referenced; a positive number in the
range 1 to 65,533.</p>
</dd>
<dt><strong>N1</strong></dt>
<dd>INPUT; INT(4)
<p>This variable contains the size of the allocated area starting at CSCPL to
contain the returned data. N1 is specified as a number of elements, each CS/CP
pair is counted as 2 elements. It is an even number greater than or equal to
2.</p>
</dd>
<dt><strong>N2</strong></dt>
<dd>I/O; INT(4)
<p>This variable contains the number of values (each pair of CS and CP is
counted as two values) associated with CCSID1 and returned in CSCPL providing
that sufficient space (N1) was allocated. The first invocation of this function
must have N2 initialized to zero.</p>
</dd>
<dt><strong>ES</strong></dt>
<dd>OUTPUT; INT(4)
<p>This variable contains the ES value associated with CCSID1. It is a positive
number in the range 4352 to 65,534.</p>
</dd>
<dt><strong>CSCPL</strong></dt>
<dd>OUTPUT; Array of INT(4)
<p>Start of the area to contain the CS/CP elements returned. Each element is a
pair of Binary(4) values. For each pair, the first value is the character set
and the second value is the code page.</p>
</dd>
<dt><strong>FB</strong></dt>
<dd>OUTPUT; FEEDBACK
<p>The function returns, in this feedback array, the processing status (and any
associated reason) for this function; field type: array of three 32-bit two's
complement binary values (12 bytes, or 96 bits); the status code is a
non-negative number in the first 16 bits, and the reason code is a non-negative
number in the second 16 bits. The following are specific meanings of the status
code and associated reason code values (in Hex) contained in the first 32 bits
of FB:</p>
</dd>
</dl>
<br>
<h3>Feedback Codes and Conditions</h3>
<table border width="80%">
<tr>
<th align="center" valign="top">Status</th>
<th align="center" valign="top">Reason</th>
<th align="left" valign="top">Meaning</th>
</tr>
<tr>
<td align="center" valign="top" width="10%">0000</td>
<td align="center" valign="top" width="10%">0000</td>
<td align="left" valign="top" width="80%">The function completed
successfully.</td>
</tr>
<tr>
<td align="center" valign="top">0001</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">CCSID1 value is not in the CCSID
resource repository.</td>
</tr>
<tr>
<td align="center" valign="top">0002</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">CCSID1 value is 0, which is reserved
for indicating a default in a hierarchy. The caller must resolve the default
before calling this function.</td>
</tr>
<tr>
<td align="center" valign="top">0003</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">CCSID1 is 65,535.</td>
</tr>
<tr>
<td align="center" valign="top">0004</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">The allocated length (value of N1)
for the area to contain returned values was insufficient to contain all the
output data that is to be returned.</td>
</tr>
<tr>
<td align="center" valign="top">0005</td>
<td align="center" valign="top">0002</td>
<td align="left" valign="top">N2 is greater than N1. However, the
start of the next block of data to be returned is outside the valid range 1 to
N2max.</td>
</tr>
<tr>
<td align="center" valign="top">0005</td>
<td align="center" valign="top">000A</td>
<td align="left" valign="top">N2 is less than or equal to N1, but
is not 0.</td>
</tr>
<tr>
<td align="center" valign="top">0006</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">The CCSID resource repository was not
found.</td>
</tr>
<tr>
<td align="center" valign="top">0006</td>
<td align="center" valign="top">0002</td>
<td align="left" valign="top">The CCSID resource repository is
currently unavailable.</td>
</tr>
<tr>
<td align="center" valign="top">0007</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">The system CCSID resource repository
accessed by the function was found to be incorrect in the structure.</td>
</tr>
<tr>
<td align="center" valign="top">0007</td>
<td align="center" valign="top">0004</td>
<td align="left" valign="top">There was no ES element definition in
the CCSID resource for CCSID1.</td>
</tr>
<tr>
<td align="center" valign="top">0007</td>
<td align="center" valign="top">0006</td>
<td align="left" valign="top">There was no definition for CS, CP
elements in the CCSID resource for CCSID1.</td>
</tr>
<tr>
<td align="center" valign="top">0008</td>
<td align="center" valign="top">0001</td>
<td align="left" valign="top">CCSID1 value is not in the range 0 to
65,535.</td>
</tr>
<tr>
<td align="center" valign="top">0008</td>
<td align="center" valign="top">0002</td>
<td align="left" valign="top">N1 value is greater than the maximum
allowed in this implementation, or N1 is odd.</td>
</tr>
<tr>
<td align="center" valign="top">0008</td>
<td align="center" valign="top">0003</td>
<td align="left" valign="top">N1 is less than 2.</td>
</tr>
</table>
<br>
<br>
<h3>Usage Notes</h3>
<ol>
<li>The maximum number of (CS, CP) values depends on the ES. Most CCSIDs have
only one pair of (CS, CP) values. A calling function can set N1 to 32, to
accommodate up to 16 pairs of (CS, CP) values without overflow.</li>
</ol>
<hr>
API introduced: V2R2
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