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<html>
<head>
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<title>nodeset</title>
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<h1>
<a name="XMLSEC-NODESET"></a>nodeset</h1>
<div class="REFNAMEDIV">
<a name="AEN11540"></a><h2>Name</h2>nodeset -- Nodeset object implementation.</div>
<div class="REFSYNOPSISDIV">
<a name="XMLSEC-NODESET.SYNOPSIS"></a><h2>Synopsis</h2>
<pre class="SYNOPSIS">enum <a href="xmlsec-nodeset.html#XMLSECNODESETTYPE">xmlSecNodeSetType</a>;
enum <a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a>;
struct <a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSet</a>;
<font>int</font> (<a href="xmlsec-nodeset.html#XMLSECNODESETWALKCALLBACK">*xmlSecNodeSetWalkCallback</a>) (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlNodePtr</font> cur,
<font>xmlNodePtr</font> parent,
<font>void</font> *data);
<font>xmlSecNodeSetPtr</font> <a href="xmlsec-nodeset.html#XMLSECNODESETCREATE">xmlSecNodeSetCreate</a> (<font>xmlDocPtr</font> doc,
<font>xmlNodeSetPtr</font> nodes,
<a href="xmlsec-nodeset.html#XMLSECNODESETTYPE">xmlSecNodeSetType</a> type);
<font>void</font> <a href="xmlsec-nodeset.html#XMLSECNODESETDESTROY">xmlSecNodeSetDestroy</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset);
<font>void</font> <a href="xmlsec-nodeset.html#XMLSECNODESETDOCDESTROY">xmlSecNodeSetDocDestroy</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset);
<font>int</font> <a href="xmlsec-nodeset.html#XMLSECNODESETCONTAINS">xmlSecNodeSetContains</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlNodePtr</font> node,
<font>xmlNodePtr</font> parent);
<font>xmlSecNodeSetPtr</font> <a href="xmlsec-nodeset.html#XMLSECNODESETADD">xmlSecNodeSetAdd</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> newNSet,
<a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a> op);
<font>xmlSecNodeSetPtr</font> <a href="xmlsec-nodeset.html#XMLSECNODESETADDLIST">xmlSecNodeSetAddList</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> newNSet,
<a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a> op);
<font>xmlSecNodeSetPtr</font> <a href="xmlsec-nodeset.html#XMLSECNODESETGETCHILDREN">xmlSecNodeSetGetChildren</a> (<font>xmlDocPtr</font> doc,
const <font>xmlNodePtr</font> parent,
<font>int</font> withComments,
<font>int</font> invert);
<font>int</font> <a href="xmlsec-nodeset.html#XMLSECNODESETWALK">xmlSecNodeSetWalk</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESETWALKCALLBACK">xmlSecNodeSetWalkCallback</a> walkFunc,
<font>void</font> *data);
<font>int</font> <a href="xmlsec-nodeset.html#XMLSECNODESETDUMPTEXTNODES">xmlSecNodeSetDumpTextNodes</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlOutputBufferPtr</font> out);
<font>void</font> <a href="xmlsec-nodeset.html#XMLSECNODESETDEBUGDUMP">xmlSecNodeSetDebugDump</a> (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>FILE</font> *output);</pre>
</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.DETAILS"></a><h2>Details</h2>
<div class="REFSECT2">
<a name="XMLSECNODESETTYPE"></a><h3>enum xmlSecNodeSetType</h3>
<pre class="PROGRAMLISTING">typedef enum {
xmlSecNodeSetNormal = 0,
xmlSecNodeSetInvert,
xmlSecNodeSetTree,
xmlSecNodeSetTreeWithoutComments,
xmlSecNodeSetTreeInvert,
xmlSecNodeSetTreeWithoutCommentsInvert,
xmlSecNodeSetList
} xmlSecNodeSetType;</pre>
<p>The basic nodes sets types.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETNORMAL"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetNormal</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = nodes in the list.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETINVERT"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetInvert</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = all document nodes minus nodes in the list.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETTREE"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetTree</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = nodes in the list and all their subtress.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETTREEWITHOUTCOMMENTS"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetTreeWithoutComments</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = nodes in the list and
all their subtress but no comment nodes.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETTREEINVERT"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetTreeInvert</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = all document nodes minus nodes in the
list and all their subtress.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETTREEWITHOUTCOMMENTSINVERT"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetTreeWithoutCommentsInvert</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = all document nodes
minus (nodes in the list and all their subtress
plus all comment nodes).</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETLIST"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetList</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> nodes set = all nodes in the chidren list of nodes sets.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETOP"></a><h3>enum xmlSecNodeSetOp</h3>
<pre class="PROGRAMLISTING">typedef enum {
xmlSecNodeSetIntersection = 0,
xmlSecNodeSetSubtraction,
xmlSecNodeSetUnion
} xmlSecNodeSetOp;</pre>
<p>The simple nodes sets operations.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETINTERSECTION"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetIntersection</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> intersection.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETSUBTRACTION"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetSubtraction</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> subtraction.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="XMLSECNODESETUNION"><span style="white-space: nowrap"><tt class="LITERAL">xmlSecNodeSetUnion</tt></span></a></td>
<td align="LEFT" valign="TOP"><p> union.</p></td>
</tr>
</tbody></table>
</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>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11679"><span style="white-space: nowrap"><font>xmlNodeSetPtr</font> <code class="STRUCTFIELD">nodes</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the nodes list.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11685"><span style="white-space: nowrap"><font>xmlDocPtr</font> <code class="STRUCTFIELD">doc</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the parent XML document.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11691"><span style="white-space: nowrap"><font>int</font> <code class="STRUCTFIELD">destroyDoc</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the flag: if set to 1 then <code class="PARAMETER">doc</code> will
be destroyed when node set is destroyed.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11698"><span style="white-space: nowrap"><a href="xmlsec-nodeset.html#XMLSECNODESETTYPE">xmlSecNodeSetType</a> <code class="STRUCTFIELD">type</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the nodes set type.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11704"><span style="white-space: nowrap"><a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a> <code class="STRUCTFIELD">op</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the operation type.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11710"><span style="white-space: nowrap"><a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> <code class="STRUCTFIELD">next</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the next nodes set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11716"><span style="white-space: nowrap"><a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> <code class="STRUCTFIELD">prev</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the previous nodes set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11722"><span style="white-space: nowrap"><a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> <code class="STRUCTFIELD">children</code>;</span></a></td>
<td align="LEFT" valign="TOP"><p> the children list (valid only if type
equal to <a href="xmlsec-nodeset.html#XMLSECNODESETLIST"><span class="TYPE">xmlSecNodeSetList</span></a>).</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETWALKCALLBACK"></a><h3>xmlSecNodeSetWalkCallback ()</h3>
<pre class="PROGRAMLISTING"><font>int</font> (*xmlSecNodeSetWalkCallback) (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlNodePtr</font> cur,
<font>xmlNodePtr</font> parent,
<font>void</font> *data);</pre>
<p>The callback function called once per each node in the nodes set.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11743"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to <a href="xmlsec-nodeset.html#XMLSECNODESET"><span class="TYPE">xmlSecNodeSet</span></a> structure.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11750"><span style="white-space: nowrap"><code class="PARAMETER">cur</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer current XML node.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11755"><span style="white-space: nowrap"><code class="PARAMETER">parent</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to the <code class="PARAMETER">cur</code> parent node.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11761"><span style="white-space: nowrap"><code class="PARAMETER">data</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to application specific data.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11766"><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 if an error occurs
an walk procedure should be interrupted.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETCREATE"></a><h3>xmlSecNodeSetCreate ()</h3>
<pre class="PROGRAMLISTING"><font>xmlSecNodeSetPtr</font> xmlSecNodeSetCreate (<font>xmlDocPtr</font> doc,
<font>xmlNodeSetPtr</font> nodes,
<a href="xmlsec-nodeset.html#XMLSECNODESETTYPE">xmlSecNodeSetType</a> type);</pre>
<p>Creates new nodes set. Caller is responsible for freeng returend object
by calling <a href="xmlsec-nodeset.html#XMLSECNODESETDESTROY"><span class="TYPE">xmlSecNodeSetDestroy</span></a> function.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11785"><span style="white-space: nowrap"><code class="PARAMETER">doc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to parent XML document.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11790"><span style="white-space: nowrap"><code class="PARAMETER">nodes</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the list of nodes.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11795"><span style="white-space: nowrap"><code class="PARAMETER">type</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the nodes set type.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11800"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> pointer to newly allocated node set or NULL if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDESTROY"></a><h3>xmlSecNodeSetDestroy ()</h3>
<pre class="PROGRAMLISTING"><font>void</font> xmlSecNodeSetDestroy (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset);</pre>
<p>Destroys the nodes set created with <a href="xmlsec-nodeset.html#XMLSECNODESETCREATE"><span class="TYPE">xmlSecNodeSetCreate</span></a> function.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody><tr>
<td align="LEFT" valign="TOP"><a name="AEN11817"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr></tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDOCDESTROY"></a><h3>xmlSecNodeSetDocDestroy ()</h3>
<pre class="PROGRAMLISTING"><font>void</font> xmlSecNodeSetDocDestroy (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset);</pre>
<p>Instructs node set to destroy nodes parent doc when node set is destroyed.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody><tr>
<td align="LEFT" valign="TOP"><a name="AEN11832"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr></tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETCONTAINS"></a><h3>xmlSecNodeSetContains ()</h3>
<pre class="PROGRAMLISTING"><font>int</font> xmlSecNodeSetContains (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlNodePtr</font> node,
<font>xmlNodePtr</font> parent);</pre>
<p>Checks whether the <code class="PARAMETER">node</code> is in the nodes set or not.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11850"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11855"><span style="white-space: nowrap"><code class="PARAMETER">node</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to XML node to check.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11860"><span style="white-space: nowrap"><code class="PARAMETER">parent</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to <code class="PARAMETER">node</code> parent node.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11866"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><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></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETADD"></a><h3>xmlSecNodeSetAdd ()</h3>
<pre class="PROGRAMLISTING"><font>xmlSecNodeSetPtr</font> xmlSecNodeSetAdd (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> newNSet,
<a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a> op);</pre>
<p>Adds <code class="PARAMETER">newNSet</code> to the <code class="PARAMETER">nset</code> using operation <code class="PARAMETER">op</code>.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11888"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to currrent nodes set (or NULL).</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11893"><span style="white-space: nowrap"><code class="PARAMETER">newNSet</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to new nodes set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11898"><span style="white-space: nowrap"><code class="PARAMETER">op</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the operation type.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11903"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to combined nodes set or NULL if an error
occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETADDLIST"></a><h3>xmlSecNodeSetAddList ()</h3>
<pre class="PROGRAMLISTING"><font>xmlSecNodeSetPtr</font> xmlSecNodeSetAddList (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> newNSet,
<a href="xmlsec-nodeset.html#XMLSECNODESETOP">xmlSecNodeSetOp</a> op);</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>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11923"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to currrent nodes set (or NULL).</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11928"><span style="white-space: nowrap"><code class="PARAMETER">newNSet</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to new nodes set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11933"><span style="white-space: nowrap"><code class="PARAMETER">op</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the operation type.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11938"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to combined nodes set or NULL if an error
occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETGETCHILDREN"></a><h3>xmlSecNodeSetGetChildren ()</h3>
<pre class="PROGRAMLISTING"><font>xmlSecNodeSetPtr</font> xmlSecNodeSetGetChildren (<font>xmlDocPtr</font> doc,
const <font>xmlNodePtr</font> parent,
<font>int</font> withComments,
<font>int</font> invert);</pre>
<p>Creates a new nodes set that contains:
- 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;
- 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;
- 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;
- 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>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11970"><span style="white-space: nowrap"><code class="PARAMETER">doc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to an XML document.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11975"><span style="white-space: nowrap"><code class="PARAMETER">parent</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to parent XML node or NULL if we want to include all document nodes.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11980"><span style="white-space: nowrap"><code class="PARAMETER">withComments</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the flag include comments or not.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11985"><span style="white-space: nowrap"><code class="PARAMETER">invert</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the "invert" flag.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN11990"><span style="white-space: nowrap"><span class="emphasis"><i class="EMPHASIS">Returns</i></span> :</span></a></td>
<td align="LEFT" valign="TOP"><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></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETWALK"></a><h3>xmlSecNodeSetWalk ()</h3>
<pre class="PROGRAMLISTING"><font>int</font> xmlSecNodeSetWalk (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<a href="xmlsec-nodeset.html#XMLSECNODESETWALKCALLBACK">xmlSecNodeSetWalkCallback</a> walkFunc,
<font>void</font> *data);</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>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12012"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12017"><span style="white-space: nowrap"><code class="PARAMETER">walkFunc</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the callback functions.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12022"><span style="white-space: nowrap"><code class="PARAMETER">data</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the application specific data passed to the <code class="PARAMETER">walkFunc</code>.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12028"><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 if an error occurs.</p></td>
</tr>
</tbody></table>
</div>
<hr>
<div class="REFSECT2">
<a name="XMLSECNODESETDUMPTEXTNODES"></a><h3>xmlSecNodeSetDumpTextNodes ()</h3>
<pre class="PROGRAMLISTING"><font>int</font> xmlSecNodeSetDumpTextNodes (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>xmlOutputBufferPtr</font> out);</pre>
<p>Dumps content of all the text nodes from <code class="PARAMETER">nset</code> to <code class="PARAMETER">out</code>.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12046"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12051"><span style="white-space: nowrap"><code class="PARAMETER">out</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the output buffer.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12056"><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="XMLSECNODESETDEBUGDUMP"></a><h3>xmlSecNodeSetDebugDump ()</h3>
<pre class="PROGRAMLISTING"><font>void</font> xmlSecNodeSetDebugDump (<a href="xmlsec-nodeset.html#XMLSECNODESET">xmlSecNodeSetPtr</a> nset,
<font>FILE</font> *output);</pre>
<p>Prints information about <code class="PARAMETER">nset</code> to the <code class="PARAMETER">output</code>.</p>
<p></p>
<p></p>
<table class="variablelist" border="0" cellspacing="0" cellpadding="4"><tbody>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12074"><span style="white-space: nowrap"><code class="PARAMETER">nset</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to node set.</p></td>
</tr>
<tr>
<td align="LEFT" valign="TOP"><a name="AEN12079"><span style="white-space: nowrap"><code class="PARAMETER">output</code> :</span></a></td>
<td align="LEFT" valign="TOP"><p> the pointer to output FILE.</p></td>
</tr>
</tbody></table>
</div>
</div>
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