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<title>SAX2: SAX2 parser interface used to build the DOM tree</title>
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<h2><span class="refentrytitle">SAX2</span></h2>
<p>SAX2 - SAX2 parser interface used to build the DOM tree</p>
<p>those are the default SAX2 interfaces used by the library when building DOM tree. </p>
<p>Author(s): Daniel Veillard </p>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">void <a href="#htmlDefaultSAXHandlerInit">htmlDefaultSAXHandlerInit</a> (void);
void <a href="#xmlDefaultSAXHandlerInit">xmlDefaultSAXHandlerInit</a> (void);
void <a href="#xmlSAX2AttributeDecl">xmlSAX2AttributeDecl</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * elem, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * fullname, <br> int type, <br> int def, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * defaultValue, <br> <a href="libxml2-tree.html#xmlEnumerationPtr">xmlEnumerationPtr</a> tree);
void <a href="#xmlSAX2CDataBlock">xmlSAX2CDataBlock</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> int len);
void <a href="#xmlSAX2Characters">xmlSAX2Characters</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br> int len);
void <a href="#xmlSAX2Comment">xmlSAX2Comment</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value);
void <a href="#xmlSAX2ElementDecl">xmlSAX2ElementDecl</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int type, <br> <a href="libxml2-tree.html#xmlElementContentPtr">xmlElementContentPtr</a> content);
void <a href="#xmlSAX2EndDocument">xmlSAX2EndDocument</a> (void * ctx);
void <a href="#xmlSAX2EndElement">xmlSAX2EndElement</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
void <a href="#xmlSAX2EndElementNs">xmlSAX2EndElementNs</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * localname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * prefix, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * URI);
void <a href="#xmlSAX2EntityDecl">xmlSAX2EntityDecl</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int type, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * content);
void <a href="#xmlSAX2ExternalSubset">xmlSAX2ExternalSubset</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ExternalID, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * SystemID);
int <a href="#xmlSAX2GetColumnNumber">xmlSAX2GetColumnNumber</a> (void * ctx);
<a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> <a href="#xmlSAX2GetEntity">xmlSAX2GetEntity</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
int <a href="#xmlSAX2GetLineNumber">xmlSAX2GetLineNumber</a> (void * ctx);
<a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> <a href="#xmlSAX2GetParameterEntity">xmlSAX2GetParameterEntity</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * <a href="#xmlSAX2GetPublicId">xmlSAX2GetPublicId</a> (void * ctx);
const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * <a href="#xmlSAX2GetSystemId">xmlSAX2GetSystemId</a> (void * ctx);
int <a href="#xmlSAX2HasExternalSubset">xmlSAX2HasExternalSubset</a> (void * ctx);
int <a href="#xmlSAX2HasInternalSubset">xmlSAX2HasInternalSubset</a> (void * ctx);
void <a href="#xmlSAX2IgnorableWhitespace">xmlSAX2IgnorableWhitespace</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br> int len);
void <a href="#xmlSAX2InitDefaultSAXHandler">xmlSAX2InitDefaultSAXHandler</a> (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br> int warning);
void <a href="#xmlSAX2InitHtmlDefaultSAXHandler">xmlSAX2InitHtmlDefaultSAXHandler</a> (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr);
void <a href="#xmlSAX2InternalSubset">xmlSAX2InternalSubset</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ExternalID, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * SystemID);
int <a href="#xmlSAX2IsStandalone">xmlSAX2IsStandalone</a> (void * ctx);
void <a href="#xmlSAX2NotationDecl">xmlSAX2NotationDecl</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId);
void <a href="#xmlSAX2ProcessingInstruction">xmlSAX2ProcessingInstruction</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * target, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * data);
void <a href="#xmlSAX2Reference">xmlSAX2Reference</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
<a href="libxml2-tree.html#xmlParserInputPtr">xmlParserInputPtr</a> <a href="#xmlSAX2ResolveEntity">xmlSAX2ResolveEntity</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId);
void <a href="#xmlSAX2SetDocumentLocator">xmlSAX2SetDocumentLocator</a> (void * ctx, <br> <a href="libxml2-tree.html#xmlSAXLocatorPtr">xmlSAXLocatorPtr</a> loc);
void <a href="#xmlSAX2StartDocument">xmlSAX2StartDocument</a> (void * ctx);
void <a href="#xmlSAX2StartElement">xmlSAX2StartElement</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * fullname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** atts);
void <a href="#xmlSAX2StartElementNs">xmlSAX2StartElementNs</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * localname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * prefix, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * URI, <br> int nb_namespaces, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** namespaces, <br> int nb_attributes, <br> int nb_defaulted, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** attributes);
void <a href="#xmlSAX2UnparsedEntityDecl">xmlSAX2UnparsedEntityDecl</a> (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * notationName);
int <a href="#xmlSAXDefaultVersion">xmlSAXDefaultVersion</a> (int version);
int <a href="#xmlSAXVersion">xmlSAXVersion</a> (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br> int version);
</pre>
</div>
<div class="refsect1" lang="en"><h2>Description</h2></div>
<div class="refsect1" lang="en">
<h2>Details</h2>
<div class="refsect2" lang="en">
<div class="refsect2" lang="en">
<h3>
<a name="htmlDefaultSAXHandlerInit"></a>htmlDefaultSAXHandlerInit ()</h3>
<pre class="programlisting">void htmlDefaultSAXHandlerInit (void)<br>
</pre>
<p>DEPRECATED: This function is a no-op. Call <a href="libxml2-parser.html#xmlInitParser">xmlInitParser</a> to initialize the library.</p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlDefaultSAXHandlerInit"></a>xmlDefaultSAXHandlerInit ()</h3>
<pre class="programlisting">void xmlDefaultSAXHandlerInit (void)<br>
</pre>
<p>DEPRECATED: This function is a no-op. Call <a href="libxml2-parser.html#xmlInitParser">xmlInitParser</a> to initialize the library. Initialize the default SAX2 handler</p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2AttributeDecl"></a>xmlSAX2AttributeDecl ()</h3>
<pre class="programlisting">void xmlSAX2AttributeDecl (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * elem, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * fullname, <br> int type, <br> int def, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * defaultValue, <br> <a href="libxml2-tree.html#xmlEnumerationPtr">xmlEnumerationPtr</a> tree)<br>
</pre>
<p>An <a href="libxml2-SAX.html#attribute">attribute</a> definition has been parsed</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>elem</tt></i>:</span></td>
<td>the name of the element</td>
</tr>
<tr>
<td><span class="term"><i><tt>fullname</tt></i>:</span></td>
<td>the <a href="libxml2-SAX.html#attribute">attribute</a> name</td>
</tr>
<tr>
<td><span class="term"><i><tt>type</tt></i>:</span></td>
<td>the <a href="libxml2-SAX.html#attribute">attribute</a> type</td>
</tr>
<tr>
<td><span class="term"><i><tt>def</tt></i>:</span></td>
<td>the type of default value</td>
</tr>
<tr>
<td><span class="term"><i><tt>defaultValue</tt></i>:</span></td>
<td>the <a href="libxml2-SAX.html#attribute">attribute</a> default value</td>
</tr>
<tr>
<td><span class="term"><i><tt>tree</tt></i>:</span></td>
<td>the tree of enumerated value set</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2CDataBlock"></a>xmlSAX2CDataBlock ()</h3>
<pre class="programlisting">void xmlSAX2CDataBlock (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br> int len)<br>
</pre>
<p>called when a pcdata block has been parsed</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>value</tt></i>:</span></td>
<td>The pcdata content</td>
</tr>
<tr>
<td><span class="term"><i><tt>len</tt></i>:</span></td>
<td>the block length</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2Characters"></a>xmlSAX2Characters ()</h3>
<pre class="programlisting">void xmlSAX2Characters (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br> int len)<br>
</pre>
<p>receiving some chars from the parser.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>ch</tt></i>:</span></td>
<td>a <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> string</td>
</tr>
<tr>
<td><span class="term"><i><tt>len</tt></i>:</span></td>
<td>the number of <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2Comment"></a>xmlSAX2Comment ()</h3>
<pre class="programlisting">void xmlSAX2Comment (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value)<br>
</pre>
<p>A <a href="libxml2-SAX2.html#xmlSAX2Comment">xmlSAX2Comment</a> has been parsed.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>value</tt></i>:</span></td>
<td>the <a href="libxml2-SAX2.html#xmlSAX2Comment">xmlSAX2Comment</a> content</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2ElementDecl"></a>xmlSAX2ElementDecl ()</h3>
<pre class="programlisting">void xmlSAX2ElementDecl (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int type, <br> <a href="libxml2-tree.html#xmlElementContentPtr">xmlElementContentPtr</a> content)<br>
</pre>
<p>An element definition has been parsed</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>the element name</td>
</tr>
<tr>
<td><span class="term"><i><tt>type</tt></i>:</span></td>
<td>the element type</td>
</tr>
<tr>
<td><span class="term"><i><tt>content</tt></i>:</span></td>
<td>the element value tree</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2EndDocument"></a>xmlSAX2EndDocument ()</h3>
<pre class="programlisting">void xmlSAX2EndDocument (void * ctx)<br>
</pre>
<p>called when the document end has been detected.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2EndElement"></a>xmlSAX2EndElement ()</h3>
<pre class="programlisting">void xmlSAX2EndElement (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br>
</pre>
<p>called when the end of an element has been detected.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The element name</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2EndElementNs"></a>xmlSAX2EndElementNs ()</h3>
<pre class="programlisting">void xmlSAX2EndElementNs (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * localname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * prefix, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * URI)<br>
</pre>
<p>SAX2 callback when an element end has been detected by the parser. It provides the namespace information for the element.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>localname</tt></i>:</span></td>
<td>the local name of the element</td>
</tr>
<tr>
<td><span class="term"><i><tt>prefix</tt></i>:</span></td>
<td>the element namespace prefix if available</td>
</tr>
<tr>
<td><span class="term"><i><tt>URI</tt></i>:</span></td>
<td>the element namespace name if available</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2EntityDecl"></a>xmlSAX2EntityDecl ()</h3>
<pre class="programlisting">void xmlSAX2EntityDecl (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> int type, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId, <br> <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * content)<br>
</pre>
<p>An entity definition has been parsed</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>the entity name</td>
</tr>
<tr>
<td><span class="term"><i><tt>type</tt></i>:</span></td>
<td>the entity type</td>
</tr>
<tr>
<td><span class="term"><i><tt>publicId</tt></i>:</span></td>
<td>The public ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>systemId</tt></i>:</span></td>
<td>The system ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>content</tt></i>:</span></td>
<td>the entity value (without processing).</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2ExternalSubset"></a>xmlSAX2ExternalSubset ()</h3>
<pre class="programlisting">void xmlSAX2ExternalSubset (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ExternalID, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * SystemID)<br>
</pre>
<p>Callback on external subset declaration.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>the root element name</td>
</tr>
<tr>
<td><span class="term"><i><tt>ExternalID</tt></i>:</span></td>
<td>the external ID</td>
</tr>
<tr>
<td><span class="term"><i><tt>SystemID</tt></i>:</span></td>
<td>the SYSTEM ID (e.g. filename or URL)</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetColumnNumber"></a>xmlSAX2GetColumnNumber ()</h3>
<pre class="programlisting">int xmlSAX2GetColumnNumber (void * ctx)<br>
</pre>
<p>Provide the column number of the current parsing point.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>an int</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetEntity"></a>xmlSAX2GetEntity ()</h3>
<pre class="programlisting"><a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> xmlSAX2GetEntity (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br>
</pre>
<p>Get an entity by name</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The entity name</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the <a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> if found.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetLineNumber"></a>xmlSAX2GetLineNumber ()</h3>
<pre class="programlisting">int xmlSAX2GetLineNumber (void * ctx)<br>
</pre>
<p>Provide the line number of the current parsing point.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>an int</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetParameterEntity"></a>xmlSAX2GetParameterEntity ()</h3>
<pre class="programlisting"><a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> xmlSAX2GetParameterEntity (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br>
</pre>
<p>Get a parameter entity by name</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The entity name</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the <a href="libxml2-tree.html#xmlEntityPtr">xmlEntityPtr</a> if found.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetPublicId"></a>xmlSAX2GetPublicId ()</h3>
<pre class="programlisting">const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * xmlSAX2GetPublicId (void * ctx)<br>
</pre>
<p>Provides the public ID e.g. "-//SGMLSOURCE//DTD DEMO//EN"</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>a <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2GetSystemId"></a>xmlSAX2GetSystemId ()</h3>
<pre class="programlisting">const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * xmlSAX2GetSystemId (void * ctx)<br>
</pre>
<p>Provides the system ID, basically URL or filename e.g. http://www.sgmlsource.com/dtds/memo.dtd</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>a <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2HasExternalSubset"></a>xmlSAX2HasExternalSubset ()</h3>
<pre class="programlisting">int xmlSAX2HasExternalSubset (void * ctx)<br>
</pre>
<p>Does this document has an external subset</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if true</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2HasInternalSubset"></a>xmlSAX2HasInternalSubset ()</h3>
<pre class="programlisting">int xmlSAX2HasInternalSubset (void * ctx)<br>
</pre>
<p>Does this document has an internal subset</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if true</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2IgnorableWhitespace"></a>xmlSAX2IgnorableWhitespace ()</h3>
<pre class="programlisting">void xmlSAX2IgnorableWhitespace (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br> int len)<br>
</pre>
<p>receiving some ignorable whitespaces from the parser. UNUSED: by default the DOM building will use <a href="libxml2-SAX2.html#xmlSAX2Characters">xmlSAX2Characters</a></p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>ch</tt></i>:</span></td>
<td>a <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> string</td>
</tr>
<tr>
<td><span class="term"><i><tt>len</tt></i>:</span></td>
<td>the number of <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2InitDefaultSAXHandler"></a>xmlSAX2InitDefaultSAXHandler ()</h3>
<pre class="programlisting">void xmlSAX2InitDefaultSAXHandler (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br> int warning)<br>
</pre>
<p>Initialize the default XML SAX2 handler</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>hdlr</tt></i>:</span></td>
<td>the SAX handler</td>
</tr>
<tr>
<td><span class="term"><i><tt>warning</tt></i>:</span></td>
<td>flag if non-zero sets the handler warning procedure</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2InitHtmlDefaultSAXHandler"></a>xmlSAX2InitHtmlDefaultSAXHandler ()</h3>
<pre class="programlisting">void xmlSAX2InitHtmlDefaultSAXHandler (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr)<br>
</pre>
<p>Initialize the default HTML SAX2 handler</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>hdlr</tt></i>:</span></td>
<td>the SAX handler</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2InternalSubset"></a>xmlSAX2InternalSubset ()</h3>
<pre class="programlisting">void xmlSAX2InternalSubset (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ExternalID, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * SystemID)<br>
</pre>
<p>Callback on internal subset declaration.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>the root element name</td>
</tr>
<tr>
<td><span class="term"><i><tt>ExternalID</tt></i>:</span></td>
<td>the external ID</td>
</tr>
<tr>
<td><span class="term"><i><tt>SystemID</tt></i>:</span></td>
<td>the SYSTEM ID (e.g. filename or URL)</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2IsStandalone"></a>xmlSAX2IsStandalone ()</h3>
<pre class="programlisting">int xmlSAX2IsStandalone (void * ctx)<br>
</pre>
<p>Is this document tagged standalone ?</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>1 if true</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2NotationDecl"></a>xmlSAX2NotationDecl ()</h3>
<pre class="programlisting">void xmlSAX2NotationDecl (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId)<br>
</pre>
<p>What to do when a notation declaration has been parsed.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The name of the notation</td>
</tr>
<tr>
<td><span class="term"><i><tt>publicId</tt></i>:</span></td>
<td>The public ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>systemId</tt></i>:</span></td>
<td>The system ID of the entity</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2ProcessingInstruction"></a>xmlSAX2ProcessingInstruction ()</h3>
<pre class="programlisting">void xmlSAX2ProcessingInstruction (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * target, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * data)<br>
</pre>
<p>A processing instruction has been parsed.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>target</tt></i>:</span></td>
<td>the target name</td>
</tr>
<tr>
<td><span class="term"><i><tt>data</tt></i>:</span></td>
<td>the PI data's</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2Reference"></a>xmlSAX2Reference ()</h3>
<pre class="programlisting">void xmlSAX2Reference (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br>
</pre>
<p>called when an entity <a href="libxml2-SAX2.html#xmlSAX2Reference">xmlSAX2Reference</a> is detected.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The entity name</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2ResolveEntity"></a>xmlSAX2ResolveEntity ()</h3>
<pre class="programlisting"><a href="libxml2-tree.html#xmlParserInputPtr">xmlParserInputPtr</a> xmlSAX2ResolveEntity (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId)<br>
</pre>
<p>The entity loader, to control the loading of external entities, the application can either: - override this xmlSAX2ResolveEntity() callback in the SAX block - or better use the xmlSetExternalEntityLoader() function to set up it's own entity resolution routine</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>publicId</tt></i>:</span></td>
<td>The public ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>systemId</tt></i>:</span></td>
<td>The system ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the <a href="libxml2-tree.html#xmlParserInputPtr">xmlParserInputPtr</a> if inlined or NULL for DOM behaviour.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2SetDocumentLocator"></a>xmlSAX2SetDocumentLocator ()</h3>
<pre class="programlisting">void xmlSAX2SetDocumentLocator (void * ctx, <br> <a href="libxml2-tree.html#xmlSAXLocatorPtr">xmlSAXLocatorPtr</a> loc)<br>
</pre>
<p>Receive the document locator at startup, actually <a href="libxml2-globals.html#xmlDefaultSAXLocator">xmlDefaultSAXLocator</a> Everything is available on the context, so this is useless in our case.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>loc</tt></i>:</span></td>
<td>A SAX Locator</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2StartDocument"></a>xmlSAX2StartDocument ()</h3>
<pre class="programlisting">void xmlSAX2StartDocument (void * ctx)<br>
</pre>
<p>called when the document start being processed.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody><tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2StartElement"></a>xmlSAX2StartElement ()</h3>
<pre class="programlisting">void xmlSAX2StartElement (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * fullname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** atts)<br>
</pre>
<p>called when an opening tag has been processed.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>fullname</tt></i>:</span></td>
<td>The element name, including namespace prefix</td>
</tr>
<tr>
<td><span class="term"><i><tt>atts</tt></i>:</span></td>
<td>An array of name/value attributes pairs, NULL terminated</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2StartElementNs"></a>xmlSAX2StartElementNs ()</h3>
<pre class="programlisting">void xmlSAX2StartElementNs (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * localname, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * prefix, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * URI, <br> int nb_namespaces, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** namespaces, <br> int nb_attributes, <br> int nb_defaulted, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> ** attributes)<br>
</pre>
<p>SAX2 callback when an element start has been detected by the parser. It provides the namespace information for the element, as well as the new namespace declarations on the element.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>localname</tt></i>:</span></td>
<td>the local name of the element</td>
</tr>
<tr>
<td><span class="term"><i><tt>prefix</tt></i>:</span></td>
<td>the element namespace prefix if available</td>
</tr>
<tr>
<td><span class="term"><i><tt>URI</tt></i>:</span></td>
<td>the element namespace name if available</td>
</tr>
<tr>
<td><span class="term"><i><tt>nb_namespaces</tt></i>:</span></td>
<td>number of namespace definitions on that node</td>
</tr>
<tr>
<td><span class="term"><i><tt>namespaces</tt></i>:</span></td>
<td>pointer to the array of prefix/URI pairs namespace definitions</td>
</tr>
<tr>
<td><span class="term"><i><tt>nb_attributes</tt></i>:</span></td>
<td>the number of attributes on that node</td>
</tr>
<tr>
<td><span class="term"><i><tt>nb_defaulted</tt></i>:</span></td>
<td>the number of defaulted attributes.</td>
</tr>
<tr>
<td><span class="term"><i><tt>attributes</tt></i>:</span></td>
<td>pointer to the array of (localname/prefix/URI/value/end) <a href="libxml2-SAX.html#attribute">attribute</a> values.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAX2UnparsedEntityDecl"></a>xmlSAX2UnparsedEntityDecl ()</h3>
<pre class="programlisting">void xmlSAX2UnparsedEntityDecl (void * ctx, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * publicId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * systemId, <br> const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * notationName)<br>
</pre>
<p>What to do when an unparsed entity declaration is parsed</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the user data (XML parser context)</td>
</tr>
<tr>
<td><span class="term"><i><tt>name</tt></i>:</span></td>
<td>The name of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>publicId</tt></i>:</span></td>
<td>The public ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>systemId</tt></i>:</span></td>
<td>The system ID of the entity</td>
</tr>
<tr>
<td><span class="term"><i><tt>notationName</tt></i>:</span></td>
<td>the name of the notation</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAXDefaultVersion"></a>xmlSAXDefaultVersion ()</h3>
<pre class="programlisting">int xmlSAXDefaultVersion (int version)<br>
</pre>
<p>DEPRECATED: Use parser option <a href="libxml2-parser.html#XML_PARSE_SAX1">XML_PARSE_SAX1</a>. Set the default version of SAX used globally by the library. By default, during initialization the default is set to 2. Note that it is generally a better coding style to use xmlSAXVersion() to set up the version explicitly for a given parsing context.</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>version</tt></i>:</span></td>
<td>the version, 1 or 2</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>the previous value in case of success and -1 in case of error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSAXVersion"></a>xmlSAXVersion ()</h3>
<pre class="programlisting">int xmlSAXVersion (<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br> int version)<br>
</pre>
<p>Initialize the default XML SAX handler according to the version</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>hdlr</tt></i>:</span></td>
<td>the SAX handler</td>
</tr>
<tr>
<td><span class="term"><i><tt>version</tt></i>:</span></td>
<td>the version, 1 or 2</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success and -1 in case of error.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
</div>
</div>
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