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<h1>
<a name="XMLSEC-IO"></a>io</h1>
<div class="REFNAMEDIV">
<a name="AEN4779"></a><h2>Name</h2>io -- </div>
<div class="REFSYNOPSISDIV">
<a name="AEN4782"></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="AEN4806"></a><h2>Description</h2>
<p></p>
</div>
<div class="REFSECT1">
<a name="AEN4809"></a><h2>Details</h2>
<div class="REFSECT2">
<a name="AEN4811"></a><h3>
<a name="XMLSECIOINIT"></a>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="AEN4823"><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="AEN4828"></a><h3>
<a name="XMLSECIOSHUTDOWN"></a>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="AEN4839"></a><h3>
<a name="XMLSECIOCLEANUPCALLBACKS"></a>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="AEN4848"></a><h3>
<a name="XMLSECIOREGISTERDEFAULTCALLBACKS"></a>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="AEN4858"><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="AEN4863"></a><h3>
<a name="XMLSECIOREGISTERCALLBACKS"></a>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="AEN4877"><span style="white-space: nowrap"><var class="PARAMETER">matchFunc</var> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the protocol match callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN4882"><span style="white-space: nowrap"><var class="PARAMETER">openFunc</var> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the open stream callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN4887"><span style="white-space: nowrap"><var class="PARAMETER">readFunc</var> :</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="AEN4892"><span style="white-space: nowrap"><var class="PARAMETER">closeFunc</var> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the close stream callback.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN4897"><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="AEN4902"></a><h3>
<a name="XMLSECTRANSFORMINPUTURIID"></a>xmlSecTransformInputURIId</h3>
<pre class="PROGRAMLISTING">#define xmlSecTransformInputURIId</pre>
<p>The Input URI transform id.</p>
<p></p>
</div>
<hr>
<div class="REFSECT2">
<a name="AEN4910"></a><h3>
<a name="XMLSECTRANSFORMINPUTURIGETKLASS"></a>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="AEN4920"><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="AEN4925"></a><h3>
<a name="XMLSECTRANSFORMINPUTURIOPEN"></a>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 <var class="PARAMETER">uri</var> 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="AEN4938"><span style="white-space: nowrap"><var class="PARAMETER">transform</var> :</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="AEN4943"><span style="white-space: nowrap"><var class="PARAMETER">uri</var> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the URL to open.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN4948"><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>
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