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<h1>
<a name="XMLSEC-DL"></a>dl</h1>
<div class="REFNAMEDIV">
<a name="AEN6001"></a><h2>Name</h2>dl -- Dynamic crypto-engine library loading support.</div>
<div class="REFSECT1">
<a name="XMLSEC-DL.FUNCTIONS"></a><h2>Functions</h2>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6006"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<tbody>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLFUNCTIONSREGISTERKEYDATAANDTRANSFORMS">xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLINIT">xmlSecCryptoDLInit</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLSHUTDOWN">xmlSecCryptoDLShutdown</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLLOADLIBRARY">xmlSecCryptoDLLoadLibrary</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">xmlSecCryptoDLFunctionsPtr</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLGETLIBRARYFUNCTIONS">xmlSecCryptoDLGetLibraryFunctions</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLUNLOADLIBRARY">xmlSecCryptoDLUnloadLibrary</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLSETFUNCTIONS">xmlSecCryptoDLSetFunctions</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">xmlSecCryptoDLFunctionsPtr</span></font></td>
<td>
<a href="xmlsec-dl.html#XMLSECCRYPTODLGETFUNCTIONS">xmlSecCryptoDLGetFunctions</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-DL.DESCRIPTION"></a><h2>Description</h2>
<p>Dynamic crypto-engine library loading support.</p>
</div>
<div class="REFSECT1">
<a name="XMLSEC-DL.FUNCTIONS_DETAILS"></a><h2>Functions</h2>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLFUNCTIONSREGISTERKEYDATAANDTRANSFORMS"></a><h3>xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLFunctionsRegisterKeyDataAndTransforms
(<code class="PARAMETER"><font><span class="TYPE">xmlSecCryptoDLFunctionsPtr</span></font> functions</code>);</pre>
<p>Registers the key data and transforms klasses from <code class="PARAMETER">functions</code>
table in xmlsec.</p>
<div class="REFSECT3">
<a name="AEN6082"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6084"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>functions</p></td>
<td><p>the functions table.</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN6093"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLINIT"></a><h3>xmlSecCryptoDLInit ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLInit (<code class="PARAMETER"><span class="TYPE">void</span></code>);</pre>
<p>Initializes dynamic loading engine. This is an internal function
and should not be called by application directly.</p>
<div class="REFSECT3">
<a name="AEN6106"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLSHUTDOWN"></a><h3>xmlSecCryptoDLShutdown ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLShutdown (<code class="PARAMETER"><span class="TYPE">void</span></code>);</pre>
<p>Shutdowns dynamic loading engine. This is an internal function
and should not be called by application directly.</p>
<div class="REFSECT3">
<a name="AEN6119"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLLOADLIBRARY"></a><h3>xmlSecCryptoDLLoadLibrary ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLLoadLibrary (<code class="PARAMETER">const <font><span class="TYPE">xmlChar</span></font> *crypto</code>);</pre>
<p>Loads the xmlsec-$crypto library. This function is NOT thread safe,
application MUST NOT call <a href="xmlsec-dl.html#XMLSECCRYPTODLLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLLoadLibrary</span></a>, <a href="xmlsec-dl.html#XMLSECCRYPTODLGETLIBRARYFUNCTIONS"><span class="TYPE">xmlSecCryptoDLGetLibraryFunctions</span></a>,
and <a href="xmlsec-dl.html#XMLSECCRYPTODLUNLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLUnloadLibrary</span></a> functions from multiple threads.</p>
<div class="REFSECT3">
<a name="AEN6139"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6141"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>crypto</p></td>
<td><p>the desired crypto library name ("openssl", "nss", ...).</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN6150"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLGETLIBRARYFUNCTIONS"></a><h3>xmlSecCryptoDLGetLibraryFunctions ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">xmlSecCryptoDLFunctionsPtr</span></font>
xmlSecCryptoDLGetLibraryFunctions (<code class="PARAMETER">const <font><span class="TYPE">xmlChar</span></font> *crypto</code>);</pre>
<p>Loads the xmlsec-$crypto library and gets global crypto functions/transforms/keys data/keys store
table. This function is NOT thread safe, application MUST NOT call <a href="xmlsec-dl.html#XMLSECCRYPTODLLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLLoadLibrary</span></a>,
<a href="xmlsec-dl.html#XMLSECCRYPTODLGETLIBRARYFUNCTIONS"><span class="TYPE">xmlSecCryptoDLGetLibraryFunctions</span></a>, and <a href="xmlsec-dl.html#XMLSECCRYPTODLUNLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLUnloadLibrary</span></a> functions from multiple threads.</p>
<div class="REFSECT3">
<a name="AEN6170"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6172"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>crypto</p></td>
<td><p>the desired crypto library name ("openssl", "nss", ...).</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN6181"></a><h4>Returns</h4>
<p> the table or NULL if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLUNLOADLIBRARY"></a><h3>xmlSecCryptoDLUnloadLibrary ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLUnloadLibrary (<code class="PARAMETER">const <font><span class="TYPE">xmlChar</span></font> *crypto</code>);</pre>
<p>Unloads the xmlsec-$crypto library. All pointers to this library
functions tables became invalid. This function is NOT thread safe,
application MUST NOT call <a href="xmlsec-dl.html#XMLSECCRYPTODLLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLLoadLibrary</span></a>, <a href="xmlsec-dl.html#XMLSECCRYPTODLGETLIBRARYFUNCTIONS"><span class="TYPE">xmlSecCryptoDLGetLibraryFunctions</span></a>,
and <a href="xmlsec-dl.html#XMLSECCRYPTODLUNLOADLIBRARY"><span class="TYPE">xmlSecCryptoDLUnloadLibrary</span></a> functions from multiple threads.</p>
<div class="REFSECT3">
<a name="AEN6201"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6203"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>crypto</p></td>
<td><p>the desired crypto library name ("openssl", "nss", ...).</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN6212"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLSETFUNCTIONS"></a><h3>xmlSecCryptoDLSetFunctions ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCryptoDLSetFunctions (<code class="PARAMETER"><font><span class="TYPE">xmlSecCryptoDLFunctionsPtr</span></font> functions</code>);</pre>
<p>Sets global crypto functions/transforms/keys data/keys store table.</p>
<div class="REFSECT3">
<a name="AEN6226"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN6228"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>functions</p></td>
<td><p>the new table</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN6237"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCRYPTODLGETFUNCTIONS"></a><h3>xmlSecCryptoDLGetFunctions ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">xmlSecCryptoDLFunctionsPtr</span></font>
xmlSecCryptoDLGetFunctions (<code class="PARAMETER"><span class="TYPE">void</span></code>);</pre>
<p>Gets global crypto functions/transforms/keys data/keys store table.</p>
<div class="REFSECT3">
<a name="AEN6250"></a><h4>Returns</h4>
<p> the table.</p>
</div>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-DL.OTHER_DETAILS"></a><h2>Types and Values</h2>
<p></p>
</div>
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