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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>io</title>
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<body><table witdh="100%" valign="top"><tr valign="top">
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<h1>
<a name="XMLSEC-IO"></a>io</h1>
<div class="REFNAMEDIV">
<a name="AEN5268"></a><h2>Name</h2>io -- Input/output support.</div>
<div class="REFSYNOPSISDIV">
<a name="XMLSEC-IO.SYNOPSIS"></a><h2>Synopsis</h2>
<pre class="SYNOPSIS"><font>int</font>                 <a href="xmlsec-io.html#XMLSECIOINIT">xmlSecIOInit</a>                        (void);
<font>void</font>                <a href="xmlsec-io.html#XMLSECIOSHUTDOWN">xmlSecIOShutdown</a>                    (void);
<font>void</font>                <a href="xmlsec-io.html#XMLSECIOCLEANUPCALLBACKS">xmlSecIOCleanupCallbacks</a>            (void);
<font>int</font>                 <a href="xmlsec-io.html#XMLSECIOREGISTERDEFAULTCALLBACKS">xmlSecIORegisterDefaultCallbacks</a>    (void);
<font>int</font>                 <a href="xmlsec-io.html#XMLSECIOREGISTERCALLBACKS">xmlSecIORegisterCallbacks</a>           (<font>xmlInputMatchCallback</font> matchFunc,
                                                         <font>xmlInputOpenCallback</font> openFunc,
                                                         <font>xmlInputReadCallback</font> readFunc,
                                                         <font>xmlInputCloseCallback</font> closeFunc);
#define             <a href="xmlsec-io.html#XMLSECTRANSFORMINPUTURIID">xmlSecTransformInputURIId</a>
<font>xmlSecTransformId</font>   <a href="xmlsec-io.html#XMLSECTRANSFORMINPUTURIGETKLASS">xmlSecTransformInputURIGetKlass</a>     (void);
<font>int</font>                 <a href="xmlsec-io.html#XMLSECTRANSFORMINPUTURIOPEN">xmlSecTransformInputURIOpen</a>         (<a href="xmlsec-transforms.html#XMLSECTRANSFORM">xmlSecTransformPtr</a> transform,
                                                         const <font>xmlChar</font> *uri);</pre>
</div>
<div class="REFSECT1">
<a name="XMLSEC-IO.DESCRIPTION"></a><h2>Description</h2>
<p>Input/output support.</p>
</div>
<div class="REFSECT1">
<a name="XMLSEC-IO.DETAILS"></a><h2>Details</h2>
<div class="REFSECT2">
<a name="XMLSECIOINIT"></a><h3>xmlSecIOInit ()</h3>
<pre class="PROGRAMLISTING"><font>int</font>                 xmlSecIOInit                        (void);</pre>
<p>The IO initialization (called from <a href="xmlsec-xmlsec.html#XMLSECINIT"><span class="TYPE">xmlSecInit</span></a> function).
Applications should not call this function directly.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody><tr>
<td align="LEFT" valign="TOP"><a name="AEN5311"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 0 on success or a negative value otherwise.</p></td>
</tr></tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECIOSHUTDOWN"></a><h3>xmlSecIOShutdown ()</h3>
<pre class="PROGRAMLISTING"><font>void</font>                xmlSecIOShutdown                    (void);</pre>
<p>The IO clenaup (called from <a href="xmlsec-xmlsec.html#XMLSECSHUTDOWN"><span class="TYPE">xmlSecShutdown</span></a> function).
Applications should not call this function directly.</p>
<p></p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECIOCLEANUPCALLBACKS"></a><h3>xmlSecIOCleanupCallbacks ()</h3>
<pre class="PROGRAMLISTING"><font>void</font>                xmlSecIOCleanupCallbacks            (void);</pre>
<p>Clears the entire input callback table. this includes the
compiled-in I/O.</p>
<p></p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECIOREGISTERDEFAULTCALLBACKS"></a><h3>xmlSecIORegisterDefaultCallbacks ()</h3>
<pre class="PROGRAMLISTING"><font>int</font>                 xmlSecIORegisterDefaultCallbacks    (void);</pre>
<p>Registers the default compiled-in I/O handlers.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody><tr>
<td align="LEFT" valign="TOP"><a name="AEN5343"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 0 on success or a negative value otherwise.</p></td>
</tr></tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECIOREGISTERCALLBACKS"></a><h3>xmlSecIORegisterCallbacks ()</h3>
<pre class="PROGRAMLISTING"><font>int</font>                 xmlSecIORegisterCallbacks           (<font>xmlInputMatchCallback</font> matchFunc,
                                                         <font>xmlInputOpenCallback</font> openFunc,
                                                         <font>xmlInputReadCallback</font> readFunc,
                                                         <font>xmlInputCloseCallback</font> closeFunc);</pre>
<p>Register a new set of I/O callback for handling parser input.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5361"><span style="white-space: nowrap"><code class="PARAMETER">matchFunc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p>  	the protocol match callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5366"><span style="white-space: nowrap"><code class="PARAMETER">openFunc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p>  		the open stream callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5371"><span style="white-space: nowrap"><code class="PARAMETER">readFunc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p>  		the read from stream callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5376"><span style="white-space: nowrap"><code class="PARAMETER">closeFunc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p>  	the close stream callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5381"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the 0 on success or a negative value if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECTRANSFORMINPUTURIID"></a><h3>xmlSecTransformInputURIId</h3>
<pre class="PROGRAMLISTING">#define             xmlSecTransformInputURIId</pre>
<p>The Input URI transform id.</p>
<p></p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECTRANSFORMINPUTURIGETKLASS"></a><h3>xmlSecTransformInputURIGetKlass ()</h3>
<pre class="PROGRAMLISTING"><font>xmlSecTransformId</font>   xmlSecTransformInputURIGetKlass     (void);</pre>
<p>The input uri transform klass. Reads binary data from an uri.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody><tr>
<td align="LEFT" valign="TOP"><a name="AEN5402"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> input URI transform id.</p></td>
</tr></tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECTRANSFORMINPUTURIOPEN"></a><h3>xmlSecTransformInputURIOpen ()</h3>
<pre class="PROGRAMLISTING"><font>int</font>                 xmlSecTransformInputURIOpen         (<a href="xmlsec-transforms.html#XMLSECTRANSFORM">xmlSecTransformPtr</a> transform,
                                                         const <font>xmlChar</font> *uri);</pre>
<p>Opens the given <code class="PARAMETER">uri</code> for reading.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5419"><span style="white-space: nowrap"><code class="PARAMETER">transform</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 		the pointer to IO transform.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5424"><span style="white-space: nowrap"><code class="PARAMETER">uri</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 		the URL to open.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN5429"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> 0 on success or a negative value otherwise.</p></td>
</tr>
</tbody></table>
</div>
</div>
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