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  35.         <th width="100%" align="center">libxml2 Reference Manual</th>
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    37. 

  37.     </table>
    38. 

  38.     <h2>
    39. 

  39.       <span class="refentrytitle">SAX2</span>
    40. 

  40.     </h2>
    41. 

  41.     <p>SAX2 - SAX2 parser interface used to build the DOM tree</p>
    42. 

  42.     <p>those are the default SAX2 interfaces used by the library when building DOM tree. </p>
    43. 

  43.     <p>Author(s): Daniel Veillard </p>
    44. 

  44.     <div class="refsynopsisdiv">
    45. 

  45.       <h2>Synopsis</h2>
    46. 

  46.       <pre class="synopsis">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);
    47. 

  47. void	<a href="#xmlSAX2Reference">xmlSAX2Reference</a>		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
    48. 

  48. 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);
    49. 

  49. 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);
    50. 

  50. void	<a href="#xmlSAX2Comment">xmlSAX2Comment</a>			(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value);
    51. 

  51. int	<a href="#xmlSAX2GetColumnNumber">xmlSAX2GetColumnNumber</a>		(void * ctx);
    52. 

  52. <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);
    53. 

  53. 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);
    54. 

  54. void	<a href="#xmlSAX2InitDocbDefaultSAXHandler">xmlSAX2InitDocbDefaultSAXHandler</a>	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr);
    55. 

  55. int	<a href="#xmlSAXVersion">xmlSAXVersion</a>			(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br/>					 int version);
    56. 

  56. void	<a href="#xmlSAX2IgnorableWhitespace">xmlSAX2IgnorableWhitespace</a>	(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br/>					 int len);
    57. 

  57. 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);
    58. 

  58. void	<a href="#xmlSAX2StartDocument">xmlSAX2StartDocument</a>		(void * ctx);
    59. 

  59. void	<a href="#xmlSAX2EndElement">xmlSAX2EndElement</a>		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name);
    60. 

  60. <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);
    61. 

  61. 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);
    62. 

  62. const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *	<a href="#xmlSAX2GetPublicId">xmlSAX2GetPublicId</a>	(void * ctx);
    63. 

  63. int	<a href="#xmlSAX2IsStandalone">xmlSAX2IsStandalone</a>		(void * ctx);
    64. 

  64. void	<a href="#xmlSAX2EndDocument">xmlSAX2EndDocument</a>		(void * ctx);
    65. 

  65. 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);
    66. 

  66. 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);
    67. 

  67. void	<a href="#xmlSAX2Characters">xmlSAX2Characters</a>		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br/>					 int len);
    68. 

  68. int	<a href="#xmlSAXDefaultVersion">xmlSAXDefaultVersion</a>		(int version);
    69. 

  69. 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);
    70. 

  70. void	<a href="#xmlSAX2SetDocumentLocator">xmlSAX2SetDocumentLocator</a>	(void * ctx, <br/>					 <a href="libxml2-tree.html#xmlSAXLocatorPtr">xmlSAXLocatorPtr</a> loc);
    71. 

  71. void	<a href="#xmlSAX2CDataBlock">xmlSAX2CDataBlock</a>		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br/>					 int len);
    72. 

  72. 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);
    73. 

  73. int	<a href="#xmlSAX2HasExternalSubset">xmlSAX2HasExternalSubset</a>	(void * ctx);
    74. 

  74. void	<a href="#htmlDefaultSAXHandlerInit">htmlDefaultSAXHandlerInit</a>	(void);
    75. 

  75. int	<a href="#xmlSAX2GetLineNumber">xmlSAX2GetLineNumber</a>		(void * ctx);
    76. 

  76. int	<a href="#xmlSAX2HasInternalSubset">xmlSAX2HasInternalSubset</a>	(void * ctx);
    77. 

  77. void	<a href="#xmlSAX2InitHtmlDefaultSAXHandler">xmlSAX2InitHtmlDefaultSAXHandler</a>	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr);
    78. 

  78. void	<a href="#docbDefaultSAXHandlerInit">docbDefaultSAXHandlerInit</a>	(void);
    79. 

  79. void	<a href="#xmlDefaultSAXHandlerInit">xmlDefaultSAXHandlerInit</a>	(void);
    80. 

  80. void	<a href="#xmlSAX2InitDefaultSAXHandler">xmlSAX2InitDefaultSAXHandler</a>	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br/>					 int warning);
    81. 

  81. <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);
    82. 

  82. const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *	<a href="#xmlSAX2GetSystemId">xmlSAX2GetSystemId</a>	(void * ctx);
    83. 

  83. 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);
    84. 

  84. </pre>
    85. 

  85.     </div>
    86. 

  86.     <div class="refsect1" lang="en">
    87. 

  87.       <h2>Description</h2>
    88. 

  88.     </div>
    89. 

  89.     <div class="refsect1" lang="en">
    90. 

  90.       <h2>Details</h2>
    91. 

  91.       <div class="refsect2" lang="en">
    92. 

  92.         <div class="refsect2" lang="en"><h3><a name="docbDefaultSAXHandlerInit"/>docbDefaultSAXHandlerInit ()</h3><pre class="programlisting">void	docbDefaultSAXHandlerInit	(void)<br/>
    93. 

  93. </pre><p>Initialize the default SAX handler</p>
    94. 

  94. </div>
    95. 

  95.         <hr/>
    96. 

  96.         <div class="refsect2" lang="en"><h3><a name="htmlDefaultSAXHandlerInit"/>htmlDefaultSAXHandlerInit ()</h3><pre class="programlisting">void	htmlDefaultSAXHandlerInit	(void)<br/>
    97. 

  97. </pre><p>Initialize the default SAX handler</p>
    98. 

  98. </div>
    99. 

  99.         <hr/>
    100. 

  100.         <div class="refsect2" lang="en"><h3><a name="xmlDefaultSAXHandlerInit"/>xmlDefaultSAXHandlerInit ()</h3><pre class="programlisting">void	xmlDefaultSAXHandlerInit	(void)<br/>
    101. 

  101. </pre><p>Initialize the default SAX2 handler</p>
    102. 

  102. </div>
    103. 

  103.         <hr/>
    104. 

  104.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2AttributeDecl"/>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/>
    105. 

  105. </pre><p>An <a href="libxml2-SAX.html#attribute">attribute</a> definition has been parsed</p>
    106. 

  106. <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>
    107. 

  107.         <hr/>
    108. 

  108.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2CDataBlock"/>xmlSAX2CDataBlock ()</h3><pre class="programlisting">void	xmlSAX2CDataBlock		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value, <br/>					 int len)<br/>
    109. 

  109. </pre><p>called when a pcdata block has been parsed</p>
    110. 

  110. <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>
    111. 

  111.         <hr/>
    112. 

  112.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2Characters"/>xmlSAX2Characters ()</h3><pre class="programlisting">void	xmlSAX2Characters		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br/>					 int len)<br/>
    113. 

  113. </pre><p>receiving some chars from the parser.</p>
    114. 

  114. <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>
    115. 

  115.         <hr/>
    116. 

  116.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2Comment"/>xmlSAX2Comment ()</h3><pre class="programlisting">void	xmlSAX2Comment			(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * value)<br/>
    117. 

  117. </pre><p>A <a href="libxml2-SAX2.html#xmlSAX2Comment">xmlSAX2Comment</a> has been parsed.</p>
    118. 

  118. <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>
    119. 

  119.         <hr/>
    120. 

  120.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2ElementDecl"/>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/>
    121. 

  121. </pre><p>An element definition has been parsed</p>
    122. 

  122. <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>
    123. 

  123.         <hr/>
    124. 

  124.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2EndDocument"/>xmlSAX2EndDocument ()</h3><pre class="programlisting">void	xmlSAX2EndDocument		(void * ctx)<br/>
    125. 

  125. </pre><p>called when the document end has been detected.</p>
    126. 

  126. <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>
    127. 

  127.         <hr/>
    128. 

  128.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2EndElement"/>xmlSAX2EndElement ()</h3><pre class="programlisting">void	xmlSAX2EndElement		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br/>
    129. 

  129. </pre><p>called when the end of an element has been detected.</p>
    130. 

  130. <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>
    131. 

  131.         <hr/>
    132. 

  132.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2EndElementNs"/>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/>
    133. 

  133. </pre><p>SAX2 callback when an element end has been detected by the parser. It provides the namespace informations for the element.</p>
    134. 

  134. <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>
    135. 

  135.         <hr/>
    136. 

  136.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2EntityDecl"/>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/>
    137. 

  137. </pre><p>An entity definition has been parsed</p>
    138. 

  138. <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>
    139. 

  139.         <hr/>
    140. 

  140.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2ExternalSubset"/>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/>
    141. 

  141. </pre><p>Callback on external subset declaration.</p>
    142. 

  142. <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>
    143. 

  143.         <hr/>
    144. 

  144.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetColumnNumber"/>xmlSAX2GetColumnNumber ()</h3><pre class="programlisting">int	xmlSAX2GetColumnNumber		(void * ctx)<br/>
    145. 

  145. </pre><p>Provide the column number of the current parsing point.</p>
    146. 

  146. <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>
    147. 

  147.         <hr/>
    148. 

  148.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetEntity"/>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/>
    149. 

  149. </pre><p>Get an entity by name</p>
    150. 

  150. <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>
    151. 

  151.         <hr/>
    152. 

  152.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetLineNumber"/>xmlSAX2GetLineNumber ()</h3><pre class="programlisting">int	xmlSAX2GetLineNumber		(void * ctx)<br/>
    153. 

  153. </pre><p>Provide the line number of the current parsing point.</p>
    154. 

  154. <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>
    155. 

  155.         <hr/>
    156. 

  156.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetParameterEntity"/>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/>
    157. 

  157. </pre><p>Get a parameter entity by name</p>
    158. 

  158. <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>
    159. 

  159.         <hr/>
    160. 

  160.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetPublicId"/>xmlSAX2GetPublicId ()</h3><pre class="programlisting">const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *	xmlSAX2GetPublicId	(void * ctx)<br/>
    161. 

  161. </pre><p>Provides the public ID e.g. "-//SGMLSOURCE//DTD DEMO//EN"</p>
    162. 

  162. <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>
    163. 

  163.         <hr/>
    164. 

  164.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2GetSystemId"/>xmlSAX2GetSystemId ()</h3><pre class="programlisting">const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *	xmlSAX2GetSystemId	(void * ctx)<br/>
    165. 

  165. </pre><p>Provides the system ID, basically URL or filename e.g. http://www.sgmlsource.com/dtds/memo.dtd</p>
    166. 

  166. <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>
    167. 

  167.         <hr/>
    168. 

  168.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2HasExternalSubset"/>xmlSAX2HasExternalSubset ()</h3><pre class="programlisting">int	xmlSAX2HasExternalSubset	(void * ctx)<br/>
    169. 

  169. </pre><p>Does this document has an external subset</p>
    170. 

  170. <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>
    171. 

  171.         <hr/>
    172. 

  172.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2HasInternalSubset"/>xmlSAX2HasInternalSubset ()</h3><pre class="programlisting">int	xmlSAX2HasInternalSubset	(void * ctx)<br/>
    173. 

  173. </pre><p>Does this document has an internal subset</p>
    174. 

  174. <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>
    175. 

  175.         <hr/>
    176. 

  176.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2IgnorableWhitespace"/>xmlSAX2IgnorableWhitespace ()</h3><pre class="programlisting">void	xmlSAX2IgnorableWhitespace	(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * ch, <br/>					 int len)<br/>
    177. 

  177. </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>
    178. 

  178. <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>
    179. 

  179.         <hr/>
    180. 

  180.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2InitDefaultSAXHandler"/>xmlSAX2InitDefaultSAXHandler ()</h3><pre class="programlisting">void	xmlSAX2InitDefaultSAXHandler	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br/>					 int warning)<br/>
    181. 

  181. </pre><p>Initialize the default XML SAX2 handler</p>
    182. 

  182. <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>
    183. 

  183.         <hr/>
    184. 

  184.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2InitDocbDefaultSAXHandler"/>xmlSAX2InitDocbDefaultSAXHandler ()</h3><pre class="programlisting">void	xmlSAX2InitDocbDefaultSAXHandler	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr)<br/>
    185. 

  185. </pre><p>Initialize the default DocBook SAX2 handler</p>
    186. 

  186. <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>
    187. 

  187.         <hr/>
    188. 

  188.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2InitHtmlDefaultSAXHandler"/>xmlSAX2InitHtmlDefaultSAXHandler ()</h3><pre class="programlisting">void	xmlSAX2InitHtmlDefaultSAXHandler	(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr)<br/>
    189. 

  189. </pre><p>Initialize the default HTML SAX2 handler</p>
    190. 

  190. <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>
    191. 

  191.         <hr/>
    192. 

  192.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2InternalSubset"/>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/>
    193. 

  193. </pre><p>Callback on internal subset declaration.</p>
    194. 

  194. <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>
    195. 

  195.         <hr/>
    196. 

  196.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2IsStandalone"/>xmlSAX2IsStandalone ()</h3><pre class="programlisting">int	xmlSAX2IsStandalone		(void * ctx)<br/>
    197. 

  197. </pre><p>Is this document tagged standalone ?</p>
    198. 

  198. <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>
    199. 

  199.         <hr/>
    200. 

  200.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2NotationDecl"/>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/>
    201. 

  201. </pre><p>What to do when a notation declaration has been parsed.</p>
    202. 

  202. <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>
    203. 

  203.         <hr/>
    204. 

  204.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2ProcessingInstruction"/>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/>
    205. 

  205. </pre><p>A processing instruction has been parsed.</p>
    206. 

  206. <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>
    207. 

  207.         <hr/>
    208. 

  208.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2Reference"/>xmlSAX2Reference ()</h3><pre class="programlisting">void	xmlSAX2Reference		(void * ctx, <br/>					 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br/>
    209. 

  209. </pre><p>called when an entity <a href="libxml2-SAX2.html#xmlSAX2Reference">xmlSAX2Reference</a> is detected.</p>
    210. 

  210. <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>
    211. 

  211.         <hr/>
    212. 

  212.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2ResolveEntity"/>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/>
    213. 

  213. </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>
    214. 

  214. <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>
    215. 

  215.         <hr/>
    216. 

  216.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2SetDocumentLocator"/>xmlSAX2SetDocumentLocator ()</h3><pre class="programlisting">void	xmlSAX2SetDocumentLocator	(void * ctx, <br/>					 <a href="libxml2-tree.html#xmlSAXLocatorPtr">xmlSAXLocatorPtr</a> loc)<br/>
    217. 

  217. </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>
    218. 

  218. <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>
    219. 

  219.         <hr/>
    220. 

  220.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2StartDocument"/>xmlSAX2StartDocument ()</h3><pre class="programlisting">void	xmlSAX2StartDocument		(void * ctx)<br/>
    221. 

  221. </pre><p>called when the document start being processed.</p>
    222. 

  222. <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>
    223. 

  223.         <hr/>
    224. 

  224.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2StartElement"/>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/>
    225. 

  225. </pre><p>called when an opening tag has been processed.</p>
    226. 

  226. <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>
    227. 

  227.         <hr/>
    228. 

  228.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2StartElementNs"/>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/>
    229. 

  229. </pre><p>SAX2 callback when an element start has been detected by the parser. It provides the namespace informations for the element, as well as the new namespace declarations on the element.</p>
    230. 

  230. <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>
    231. 

  231.         <hr/>
    232. 

  232.         <div class="refsect2" lang="en"><h3><a name="xmlSAX2UnparsedEntityDecl"/>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/>
    233. 

  233. </pre><p>What to do when an unparsed entity declaration is parsed</p>
    234. 

  234. <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>
    235. 

  235.         <hr/>
    236. 

  236.         <div class="refsect2" lang="en"><h3><a name="xmlSAXDefaultVersion"/>xmlSAXDefaultVersion ()</h3><pre class="programlisting">int	xmlSAXDefaultVersion		(int version)<br/>
    237. 

  237. </pre><p>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>
    238. 

  238. <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>
    239. 

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    240. 

  240.         <div class="refsect2" lang="en"><h3><a name="xmlSAXVersion"/>xmlSAXVersion ()</h3><pre class="programlisting">int	xmlSAXVersion			(<a href="libxml2-tree.html#xmlSAXHandler">xmlSAXHandler</a> * hdlr, <br/>					 int version)<br/>
    241. 

  241. </pre><p>Initialize the default XML SAX handler according to the version</p>
    242. 

  242. <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>
    243. 

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    244. 

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