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<h1>
<a name="XMLSEC-NODESET"></a>nodeset</h1>
<div class="REFNAMEDIV">
<a name="AEN16075"></a><h2>Name</h2>nodeset -- Nodeset object implementation.</div>
<div class="REFSECT1">
<a name="XMLSEC-NODESET.FUNCTIONS"></a><h2>Functions</h2>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16080"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<tbody>
<tr>
<td><font><span class="RETURNVALUE">int</span></font></td>
<td>
<span class="c_punctuation"><span class="PHRASE">(</span></span><a href="xmlsec-nodeset.html#XMLSECNODESETWALKCALLBACK">*xmlSecNodeSetWalkCallback</a><span class="c_punctuation"><span class="PHRASE">)</span></span> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETCREATE">xmlSecNodeSetCreate</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">void</span></font></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETDESTROY">xmlSecNodeSetDestroy</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">void</span></font></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETDOCDESTROY">xmlSecNodeSetDocDestroy</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-nodeset.html#XMLSECNODESETCONTAINS">xmlSecNodeSetContains</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETADD">xmlSecNodeSetAdd</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETADDLIST">xmlSecNodeSetAddList</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETGETCHILDREN">xmlSecNodeSetGetChildren</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-nodeset.html#XMLSECNODESETWALK">xmlSecNodeSetWalk</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-nodeset.html#XMLSECNODESETDUMPTEXTNODES">xmlSecNodeSetDumpTextNodes</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
<tr>
<td><font><span class="RETURNVALUE">void</span></font></td>
<td>
<a href="xmlsec-nodeset.html#XMLSECNODESETDEBUGDUMP">xmlSecNodeSetDebugDump</a> <span class="c_punctuation"><span class="PHRASE">()</span></span>
</td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NODESET.OTHER"></a><h2>Types and Values</h2>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16164"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<tbody>
<tr>
<td>enum</td>
<td><a href="xmlsec-nodeset.html#XMLSECNODESETTYPE">xmlSecNodeSetType</a></td>
</tr>
<tr>
<td>enum</td>
<td><a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a></td>
</tr>
<tr>
<td>struct</td>
<td><a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSet</a></td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NODESET.DESCRIPTION"></a><h2>Description</h2>
<p>Nodeset object implementation.</p>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NODESET.FUNCTIONS_DETAILS"></a><h2>Functions</h2>
<div class="REFSECT2">
<a name="XMLSECNODESETWALKCALLBACK"></a><h3>xmlSecNodeSetWalkCallback ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
<span class="c_punctuation"><span class="PHRASE">(</span></span>*xmlSecNodeSetWalkCallback<span class="c_punctuation"><span class="PHRASE">)</span></span> (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlNodePtr</span></font> cur</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlNodePtr</span></font> parent</code>,
<code class="PARAMETER"><font><span class="TYPE">void</span></font> *data</code>);</pre>
<p>The callback function called once per each node in the nodes set.</p>
<div class="REFSECT3">
<a name="AEN16206"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16208"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to <a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSet</span></a> structure.</p></td>
<td> </td>
</tr>
<tr>
<td><p>cur</p></td>
<td><p>the pointer current XML node.</p></td>
<td> </td>
</tr>
<tr>
<td><p>parent</p></td>
<td><p>the pointer to the <code class="PARAMETER">cur</code>
parent node.</p></td>
<td> </td>
</tr>
<tr>
<td><p>data</p></td>
<td><p>the pointer to application specific data.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16238"></a><h4>Returns</h4>
<p> 0 on success or a negative value if an error occurs
an walk procedure should be interrupted.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETCREATE"></a><h3>xmlSecNodeSetCreate ()</h3>
<pre class="PROGRAMLISTING"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a>
xmlSecNodeSetCreate (<code class="PARAMETER"><font><span class="TYPE">xmlDocPtr</span></font> doc</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlNodeSetPtr</span></font> nodes</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESETTYPE"><span class="TYPE">xmlSecNodeSetType</span></a> type</code>);</pre>
<p>Creates new nodes set. Caller is responsible for freeing returned object
by calling <a href="xmlsec-nodeset.html#XMLSECNODESETDESTROY"><span class="TYPE">xmlSecNodeSetDestroy</span></a> function.</p>
<div class="REFSECT3">
<a name="AEN16260"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16262"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>doc</p></td>
<td><p>the pointer to parent XML document.</p></td>
<td> </td>
</tr>
<tr>
<td><p>nodes</p></td>
<td><p>the list of nodes.</p></td>
<td> </td>
</tr>
<tr>
<td><p>type</p></td>
<td><p>the nodes set type.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16283"></a><h4>Returns</h4>
<p> pointer to newly allocated node set or NULL if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDESTROY"></a><h3>xmlSecNodeSetDestroy ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">void</span></font>
xmlSecNodeSetDestroy (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>);</pre>
<p>Destroys the nodes set created with <a href="xmlsec-nodeset.html#XMLSECNODESETCREATE"><span class="TYPE">xmlSecNodeSetCreate</span></a> function.</p>
<div class="REFSECT3">
<a name="AEN16299"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16301"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDOCDESTROY"></a><h3>xmlSecNodeSetDocDestroy ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">void</span></font>
xmlSecNodeSetDocDestroy (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>);</pre>
<p>Instructs node set to destroy nodes parent doc when node set is destroyed.</p>
<div class="REFSECT3">
<a name="AEN16321"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16323"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody><tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr></tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETCONTAINS"></a><h3>xmlSecNodeSetContains ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecNodeSetContains (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlNodePtr</span></font> node</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlNodePtr</span></font> parent</code>);</pre>
<p>Checks whether the <code class="PARAMETER">node</code>
is in the nodes set or not.</p>
<div class="REFSECT3">
<a name="AEN16350"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16352"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>node</p></td>
<td><p>the pointer to XML node to check.</p></td>
<td> </td>
</tr>
<tr>
<td><p>parent</p></td>
<td><p>the pointer to <code class="PARAMETER">node</code>
parent node.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16374"></a><h4>Returns</h4>
<p> 1 if the <code class="PARAMETER">node</code>
is in the nodes set <code class="PARAMETER">nset</code>
, 0 if it is not
and a negative value if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETADD"></a><h3>xmlSecNodeSetAdd ()</h3>
<pre class="PROGRAMLISTING"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a>
xmlSecNodeSetAdd (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> newNSet</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESETOP"><span class="TYPE">xmlSecNodeSetOp</span></a> op</code>);</pre>
<p>Adds <code class="PARAMETER">newNSet</code>
to the <code class="PARAMETER">nset</code>
using operation <code class="PARAMETER">op</code>
.</p>
<div class="REFSECT3">
<a name="AEN16399"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16401"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to currrent nodes set (or NULL).</p></td>
<td> </td>
</tr>
<tr>
<td><p>newNSet</p></td>
<td><p>the pointer to new nodes set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>op</p></td>
<td><p>the operation type.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16422"></a><h4>Returns</h4>
<p> the pointer to combined nodes set or NULL if an error
occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETADDLIST"></a><h3>xmlSecNodeSetAddList ()</h3>
<pre class="PROGRAMLISTING"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a>
xmlSecNodeSetAddList (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> newNSet</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESETOP"><span class="TYPE">xmlSecNodeSetOp</span></a> op</code>);</pre>
<p>Adds <code class="PARAMETER">newNSet</code>
to the <code class="PARAMETER">nset</code>
as child using operation <code class="PARAMETER">op</code>
.</p>
<div class="REFSECT3">
<a name="AEN16445"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16447"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to currrent nodes set (or NULL).</p></td>
<td> </td>
</tr>
<tr>
<td><p>newNSet</p></td>
<td><p>the pointer to new nodes set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>op</p></td>
<td><p>the operation type.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16468"></a><h4>Returns</h4>
<p> the pointer to combined nodes set or NULL if an error
occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETGETCHILDREN"></a><h3>xmlSecNodeSetGetChildren ()</h3>
<pre class="PROGRAMLISTING"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="RETURNVALUE">xmlSecNodeSetPtr</span></a>
xmlSecNodeSetGetChildren (<code class="PARAMETER"><font><span class="TYPE">xmlDocPtr</span></font> doc</code>,
<code class="PARAMETER">const <font><span class="TYPE">xmlNodePtr</span></font> parent</code>,
<code class="PARAMETER"><font><span class="TYPE">int</span></font> withComments</code>,
<code class="PARAMETER"><font><span class="TYPE">int</span></font> invert</code>);</pre>
<p>Creates a new nodes set that contains:</p>
<p></p>
<ul>
<li><p>if <code class="PARAMETER">withComments</code>
is not 0 and <code class="PARAMETER">invert</code>
is 0:
all nodes in the <code class="PARAMETER">parent</code>
subtree;</p></li>
<li><p>if <code class="PARAMETER">withComments</code>
is 0 and <code class="PARAMETER">invert</code>
is 0:
all nodes in the <code class="PARAMETER">parent</code>
subtree except comment nodes;</p></li>
<li><p>if <code class="PARAMETER">withComments</code>
is not 0 and <code class="PARAMETER">invert</code>
not is 0:
all nodes in the <code class="PARAMETER">doc</code>
except nodes in the <code class="PARAMETER">parent</code>
subtree;</p></li>
<li><p>if <code class="PARAMETER">withComments</code>
is 0 and <code class="PARAMETER">invert</code>
is 0:
all nodes in the <code class="PARAMETER">doc</code>
except nodes in the <code class="PARAMETER">parent</code>
subtree
and comment nodes.</p></li>
</ul>
<div class="REFSECT3">
<a name="AEN16514"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16516"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>doc</p></td>
<td><p>the pointer to an XML document.</p></td>
<td> </td>
</tr>
<tr>
<td><p>parent</p></td>
<td><p>the pointer to parent XML node or NULL if we want to include all document nodes.</p></td>
<td> </td>
</tr>
<tr>
<td><p>withComments</p></td>
<td><p>the flag include comments or not.</p></td>
<td> </td>
</tr>
<tr>
<td><p>invert</p></td>
<td><p>the "invert" flag.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16543"></a><h4>Returns</h4>
<p> pointer to the newly created <a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSet</span></a> structure
or NULL if an error occurs.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETWALK"></a><h3>xmlSecNodeSetWalk ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecNodeSetWalk (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESETWALKCALLBACK"><span class="TYPE">xmlSecNodeSetWalkCallback</span></a> walkFunc</code>,
<code class="PARAMETER"><font><span class="TYPE">void</span></font> *data</code>);</pre>
<p>Calls the function <code class="PARAMETER">walkFunc</code>
once per each node in the nodes set <code class="PARAMETER">nset</code>
.
If the <code class="PARAMETER">walkFunc</code>
returns a negative value, then the walk procedure
is interrupted.</p>
<div class="REFSECT3">
<a name="AEN16568"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16570"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>walkFunc</p></td>
<td><p>the callback functions.</p></td>
<td> </td>
</tr>
<tr>
<td><p>data</p></td>
<td><p>the application specific data passed to the <code class="PARAMETER">walkFunc</code>
.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16592"></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="XMLSECNODESETDUMPTEXTNODES"></a><h3>xmlSecNodeSetDumpTextNodes ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">int</span></font>
xmlSecNodeSetDumpTextNodes (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><font><span class="TYPE">xmlOutputBufferPtr</span></font> out</code>);</pre>
<p>Dumps content of all the text nodes from <code class="PARAMETER">nset</code>
to <code class="PARAMETER">out</code>
.</p>
<div class="REFSECT3">
<a name="AEN16611"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16613"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>out</p></td>
<td><p>the output buffer.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
<div class="REFSECT3">
<a name="AEN16628"></a><h4>Returns</h4>
<p> 0 on success or a negative value otherwise.</p>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDEBUGDUMP"></a><h3>xmlSecNodeSetDebugDump ()</h3>
<pre class="PROGRAMLISTING"><font><span class="RETURNVALUE">void</span></font>
xmlSecNodeSetDebugDump (<code class="PARAMETER"><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> nset</code>,
<code class="PARAMETER"><font><span class="TYPE">FILE</span></font> *output</code>);</pre>
<p>Prints information about <code class="PARAMETER">nset</code>
to the <code class="PARAMETER">output</code>
.</p>
<div class="REFSECT3">
<a name="AEN16647"></a><h4>Parameters</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16649"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>nset</p></td>
<td><p>the pointer to node set.</p></td>
<td> </td>
</tr>
<tr>
<td><p>output</p></td>
<td><p>the pointer to output FILE.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
</div>
<div class="REFSECT1">
<a name="XMLSEC-NODESET.OTHER_DETAILS"></a><h2>Types and Values</h2>
<div class="REFSECT2">
<a name="XMLSECNODESETTYPE"></a><h3>enum xmlSecNodeSetType</h3>
<p>The basic nodes sets types.</p>
<div class="REFSECT3">
<a name="AEN16671"></a><h4>Members</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16673"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>xmlSecNodeSetNormal</p></td>
<td><p>nodes set = nodes in the list.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetInvert</p></td>
<td><p>nodes set = all document nodes minus nodes in the list.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetTree</p></td>
<td><p>nodes set = nodes in the list and all their subtress.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetTreeWithoutComments</p></td>
<td><p>nodes set = nodes in the list and
all their subtress but no comment nodes.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetTreeInvert</p></td>
<td><p>nodes set = all document nodes minus nodes in the
list and all their subtress.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetTreeWithoutCommentsInvert</p></td>
<td><p>nodes set = all document nodes
minus (nodes in the list and all their subtress
plus all comment nodes).</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetList</p></td>
<td><p>nodes set = all nodes in the chidren list of nodes sets.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETOP"></a><h3>enum xmlSecNodeSetOp</h3>
<p>The simple nodes sets operations.</p>
<div class="REFSECT3">
<a name="AEN16723"></a><h4>Members</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16725"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p>xmlSecNodeSetIntersection</p></td>
<td><p>intersection.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetSubtraction</p></td>
<td><p>subtraction.</p></td>
<td> </td>
</tr>
<tr>
<td><p>xmlSecNodeSetUnion</p></td>
<td><p>union.</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESET"></a><h3>struct xmlSecNodeSet</h3>
<pre class="PROGRAMLISTING">struct xmlSecNodeSet {
xmlNodeSetPtr nodes;
xmlDocPtr doc;
int destroyDoc;
xmlSecNodeSetType type;
xmlSecNodeSetOp op;
xmlSecNodeSetPtr next;
xmlSecNodeSetPtr prev;
xmlSecNodeSetPtr children;
};</pre>
<p>The enchanced nodes set.</p>
<div class="REFSECT3">
<a name="AEN16752"></a><h4>Members</h4>
<div class="INFORMALTABLE">
<p></p>
<a name="AEN16754"></a><table border="0" frame="void" width="100%" class="CALSTABLE">
<col>
<col>
<col>
<tbody>
<tr>
<td><p><font><span class="TYPE">xmlNodeSetPtr</span></font> <code class="STRUCTFIELD">nodes</code>;</p></td>
<td><p>the nodes list.</p></td>
<td> </td>
</tr>
<tr>
<td><p><font><span class="TYPE">xmlDocPtr</span></font> <code class="STRUCTFIELD">doc</code>;</p></td>
<td><p>the parent XML document.</p></td>
<td> </td>
</tr>
<tr>
<td><p><font><span class="TYPE">int</span></font> <code class="STRUCTFIELD">destroyDoc</code>;</p></td>
<td><p>the flag: if set to 1 then <code class="PARAMETER">doc</code>
will
be destroyed when node set is destroyed.</p></td>
<td> </td>
</tr>
<tr>
<td><p><a href="xmlsec-nodeset.html#XMLSECNODESETTYPE"><span class="TYPE">xmlSecNodeSetType</span></a> <code class="STRUCTFIELD">type</code>;</p></td>
<td><p>the nodes set type.</p></td>
<td> </td>
</tr>
<tr>
<td><p><a href="xmlsec-nodeset.html#XMLSECNODESETOP"><span class="TYPE">xmlSecNodeSetOp</span></a> <code class="STRUCTFIELD">op</code>;</p></td>
<td><p>the operation type.</p></td>
<td> </td>
</tr>
<tr>
<td><p><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> <code class="STRUCTFIELD">next</code>;</p></td>
<td><p>the next nodes set.</p></td>
<td> </td>
</tr>
<tr>
<td><p><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> <code class="STRUCTFIELD">prev</code>;</p></td>
<td><p>the previous nodes set.</p></td>
<td> </td>
</tr>
<tr>
<td><p><a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSetPtr</span></a> <code class="STRUCTFIELD">children</code>;</p></td>
<td><p>the children list (valid only if type
equal to <a href="xmlsec-nodeset.html#XMLSECNODESETLIST"><span class="TYPE">xmlSecNodeSetList</span></a>).</p></td>
<td> </td>
</tr>
</tbody>
</table>
<p></p>
</div>
</div>
</div>
</div>
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