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<h1>
<a name="XMLSEC-XMLSEC"></a>xmlsec</h1>
<div class="REFNAMEDIV">
<a name="AEN26030"></a><h2>Name</h2>xmlsec -- Utility functions.</div>
<div class="REFSECT1">
<a name="XMLSEC-XMLSEC.FUNCTIONS"></a><h2>Functions</h2>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26035"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<tbody>
<tr>
<td>#define</td>
<td>
<a href="xmlsec-xmlsec.html#XMLSEC-SIZE-BAD-CAST:CAPS">XMLSEC_SIZE_BAD_CAST</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-xmlsec.html#XMLSECINIT">xmlSecInit</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-xmlsec.html#XMLSECSHUTDOWN">xmlSecShutdown</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td>#define</td>
<td><a href="xmlsec-xmlsec.html#XMLSECCHECKVERSIONEXACT">xmlSecCheckVersionExact</a></td>
</tr>
<tr>
<td>#define</td>
<td><a href="xmlsec-xmlsec.html#XMLSECCHECKVERSION">xmlSecCheckVersion</a></td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<a href="xmlsec-xmlsec.html#XMLSECCHECKVERSIONEXT">xmlSecCheckVersionExt</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td>#define</td>
<td>
<a href="xmlsec-xmlsec.html#XMLSEC-PTR-TO-FUNC-IMPL:CAPS">XMLSEC_PTR_TO_FUNC_IMPL</a><span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td>#define</td>
<td>
<a href="xmlsec-xmlsec.html#XMLSEC-PTR-TO-FUNC:CAPS">XMLSEC_PTR_TO_FUNC</a><span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td>#define</td>
<td>
<a href="xmlsec-xmlsec.html#XMLSEC-FUNC-TO-PTR:CAPS">XMLSEC_FUNC_TO_PTR</a><span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-XMLSEC.OTHER"></a><h2>Types and Values</h2>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26089"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<tbody>
<tr>
<td>typedef</td>
<td><font>xmlSecPtr</font></td>
</tr>
<tr>
<td>#define</td>
<td><a href="xmlsec-xmlsec.html#XMLSECSIZE">xmlSecSize</a></td>
</tr>
<tr>
<td>#define</td>
<td><a href="xmlsec-xmlsec.html#XMLSECBYTE">xmlSecByte</a></td>
</tr>
<tr>
<td>enum</td>
<td><a href="xmlsec-xmlsec.html#XMLSECCHECKVERSIONMODE">xmlSecCheckVersionMode</a></td>
</tr>
<tr>
<td>#define</td>
<td><a href="xmlsec-xmlsec.html#ATTRIBUTE-UNUSED:CAPS">ATTRIBUTE_UNUSED</a></td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-XMLSEC.DESCRIPTION"></a><h2>Description</h2>
<p>Utility functions.</p>
</div>
<div class="REFSECT1">
<a name="XMLSEC-XMLSEC.FUNCTIONS_DETAILS"></a><h2>Functions</h2>
<div class="REFSECT2">
<a name="XMLSEC-SIZE-BAD-CAST:CAPS"></a><h3>XMLSEC_SIZE_BAD_CAST()</h3>
<pre class="PROGRAMLISTING">#define XMLSEC_SIZE_BAD_CAST(val) ((xmlSecSize)(val))</pre>
<p>Bad cast to xmlSecSize</p>
<div class="REFSECT3">
<a name="AEN26123"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26125"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>val</p></td>
<td><p>the value to cast</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECINIT"></a><h3>xmlSecInit ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecInit (<code class="PARAMETER"><span class="TYPE">void</span></code>);</pre>
<p>Initializes XML Security Library. The depended libraries
(LibXML and LibXSLT) must be initialized before.</p>
<div class="REFSECT3">
<a name="AEN26144"></a><h4>Returns</h4>
<p> 0 on success or a negative value otherwise.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECSHUTDOWN"></a><h3>xmlSecShutdown ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecShutdown (<code class="PARAMETER"><span class="TYPE">void</span></code>);</pre>
<p>Clean ups the XML Security Library.</p>
<div class="REFSECT3">
<a name="AEN26157"></a><h4>Returns</h4>
<p> 0 on success or a negative value otherwise.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCHECKVERSIONEXACT"></a><h3>xmlSecCheckVersionExact</h3>
<pre class="PROGRAMLISTING">#define xmlSecCheckVersionExact()</pre>
<p>Macro. Returns 1 if the loaded xmlsec library version exactly matches
the one used to compile the caller, 0 if it does not or a negative
value if an error occurs.</p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCHECKVERSION"></a><h3>xmlSecCheckVersion</h3>
<pre class="PROGRAMLISTING">#define xmlSecCheckVersion()</pre>
<p>Macro. Returns 1 if the loaded xmlsec library version ABI compatible with
the one used to compile the caller, 0 if it does not or a negative
value if an error occurs.</p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCHECKVERSIONEXT"></a><h3>xmlSecCheckVersionExt ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecCheckVersionExt (<code class="PARAMETER"><font><span class="TYPE">int</span></font> major</code>,
<code class="PARAMETER"><font><span class="TYPE">int</span></font> minor</code>,
<code class="PARAMETER"><font><span class="TYPE">int</span></font> subminor</code>,
<code class="PARAMETER"><a href="xmlsec-xmlsec.html#XMLSECCHECKVERSIONMODE"><span class="TYPE">xmlSecCheckVersionMode</span></a> mode</code>);</pre>
<p>Checks if the loaded version of xmlsec library could be used.</p>
<div class="REFSECT3">
<a name="AEN26192"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26194"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>major</p></td>
<td><p>the major version number.</p></td>
<td> </td>
</tr>
<tr>
<td><p>minor</p></td>
<td><p>the minor version number.</p></td>
<td> </td>
</tr>
<tr>
<td><p>subminor</p></td>
<td><p>the subminor version number.</p></td>
<td> </td>
</tr>
<tr>
<td><p>mode</p></td>
<td><p>the version check mode.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN26221"></a><h4>Returns</h4>
<p> 1 if the loaded xmlsec library version is OK to use
0 if it is not or a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSEC-PTR-TO-FUNC-IMPL:CAPS"></a><h3>XMLSEC_PTR_TO_FUNC_IMPL()</h3>
<pre class="PROGRAMLISTING">#define XMLSEC_PTR_TO_FUNC_IMPL(func_type)</pre>
<p>Macro declares helper functions to convert between "void *" pointer and
function pointer.</p>
<div class="REFSECT3">
<a name="AEN26230"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26232"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>func_type</p></td>
<td><p>the function type.</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSEC-PTR-TO-FUNC:CAPS"></a><h3>XMLSEC_PTR_TO_FUNC()</h3>
<pre class="PROGRAMLISTING">#define XMLSEC_PTR_TO_FUNC(func_type, ptr)</pre>
<p>Macro converts from "void*" pointer to "func_type" function pointer.</p>
<div class="REFSECT3">
<a name="AEN26247"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26249"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>func_type</p></td>
<td><p>the function type.</p></td>
<td> </td>
</tr>
<tr>
<td><p>ptr</p></td>
<td><p>the "void*" pointer to be converted.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSEC-FUNC-TO-PTR:CAPS"></a><h3>XMLSEC_FUNC_TO_PTR()</h3>
<pre class="PROGRAMLISTING">#define XMLSEC_FUNC_TO_PTR(func_type, func)</pre>
<p>Macro converts from "func_type" function pointer to "void*" pointer.</p>
<div class="REFSECT3">
<a name="AEN26270"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26272"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>func_type</p></td>
<td><p>the function type.</p></td>
<td> </td>
</tr>
<tr>
<td><p>func</p></td>
<td><p>the "func_type" function pointer to be converted.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-XMLSEC.OTHER_DETAILS"></a><h2>Types and Values</h2>
<div class="REFSECT2">
<a name="XMLSECPTR"></a><h3>xmlSecPtr</h3>
<pre class="PROGRAMLISTING">typedef void* xmlSecPtr;</pre>
<p>Void pointer.</p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECSIZE"></a><h3>xmlSecSize</h3>
<pre class="PROGRAMLISTING">#define xmlSecSize unsigned int</pre>
<p>Size of something. Should be typedef instead of define
but it will break ABI (todo).</p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECBYTE"></a><h3>xmlSecByte</h3>
<pre class="PROGRAMLISTING">#define xmlSecByte unsigned char</pre>
<p>One byte. Should be typedef instead of define
but it will break ABI (todo).</p>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECCHECKVERSIONMODE"></a><h3>enum xmlSecCheckVersionMode</h3>
<p>The xmlsec library version mode.</p>
<div class="REFSECT3">
<a name="AEN26312"></a><h4>Members</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN26314"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>xmlSecCheckVersionExactMatch</p></td>
<td><p>the version should match exactly.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecCheckVersionABICompatible</p></td>
<td><p>the version should be ABI compatible.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="ATTRIBUTE-UNUSED:CAPS"></a><h3>ATTRIBUTE_UNUSED</h3>
<pre class="PROGRAMLISTING">#define ATTRIBUTE_UNUSED</pre>
<p>Macro used to signal to GCC unused function parameters</p>
</div>
</div>
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