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<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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</style><title>Module HTMLparser from libxml2</title></head><body bgcolor="#8b7765" text="#000000" link="#000000" vlink="#000000"><table border="0" width="100%" cellpadding="5" cellspacing="0" align="center"><tr><td width="120"><a href="http://swpat.ffii.org/"><img src="../epatents.png" alt="Action against software patents" /></a></td><td width="180"><a href="http://www.gnome.org/"><img src="../gnome2.png" alt="Gnome2 Logo" /></a><a href="http://www.w3.org/Status"><img src="../w3c.png" alt="W3C Logo" /></a><a href="http://www.redhat.com/"><img src="../redhat.gif" alt="Red Hat Logo" /></a><div align="left"><a href="http://xmlsoft.org/"><img src="../Libxml2-Logo-180x168.gif" alt="Made with Libxml2 Logo" /></a></div></td><td><table border="0" width="90%" cellpadding="2" cellspacing="0" align="center" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3" bgcolor="#fffacd"><tr><td align="center"><h1></h1><h2>Module HTMLparser from libxml2</h2></td></tr></table></td></tr></table></td></tr></table><table border="0" cellpadding="4" cellspacing="0" width="100%" align="center"><tr><td bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="2" width="100%"><tr><td valign="top" width="200" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table width="100%" border="0" cellspacing="1" cellpadding="3"><tr><td colspan="1" bgcolor="#eecfa1" align="center"><center><b>API Menu</b></center></td></tr><tr><td bgcolor="#fffacd"><form action="../search.php" enctype="application/x-www-form-urlencoded" method="get"><input name="query" type="text" size="20" value="" /><input name="submit" type="submit" value="Search ..." /></form><ul><li><a style="font-weight:bold" href="../index.html">Main Menu</a></li><li><a style="font-weight:bold" href="../docs.html">Developer Menu</a></li><li><a style="font-weight:bold" href="../examples/index.html">Code Examples</a></li><li><a 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href="http://mail.gnome.org/archives/xml/">Mail archive</a></li><li><a href="http://xmlsoft.org/XSLT/">XSLT libxslt</a></li><li><a href="http://phd.cs.unibo.it/gdome2/">DOM gdome2</a></li><li><a href="http://www.aleksey.com/xmlsec/">XML-DSig xmlsec</a></li><li><a href="ftp://xmlsoft.org/">FTP</a></li><li><a href="http://www.zlatkovic.com/projects/libxml/">Windows binaries</a></li><li><a href="http://garypennington.net/libxml2/">Solaris binaries</a></li><li><a href="http://www.zveno.com/open_source/libxml2xslt.html">MacOsX binaries</a></li><li><a href="http://sourceforge.net/projects/libxml2-pas/">Pascal bindings</a></li><li><a href="http://bugzilla.gnome.org/buglist.cgi?product=libxml2">Bug Tracker</a></li></ul></td></tr></table></td></tr></table></td><td valign="top" bgcolor="#8b7765"><table border="0" cellspacing="0" cellpadding="1" width="100%"><tr><td><table border="0" cellspacing="0" cellpadding="1" width="100%" bgcolor="#000000"><tr><td><table border="0" cellpadding="3" cellspacing="1" width="100%"><tr><td bgcolor="#fffacd"><table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="libxml-DOCBparser.html"><img src="left.png" width="24" height="24" border="0" alt="Prev" /></a></td><th align="left"><a href="libxml-DOCBparser.html">DOCBparser</a></th><td><a accesskey="u" href="index.html"><img src="up.png" width="24" height="24" border="0" alt="Up" /></a></td><th align="left"><a href="index.html">API documentation</a></th><td><a accesskey="h" href="../index.html"><img src="home.png" width="24" height="24" border="0" alt="Home" /></a></td><th align="center"><a href="../index.html">The XML C parser and toolkit of Gnome</a></th><th align="right"><a href="libxml-HTMLtree.html">HTMLtree</a></th><td><a accesskey="n" href="libxml-HTMLtree.html"><img src="right.png" width="24" height="24" border="0" alt="Next" /></a></td></tr></table><p>this module implements an HTML 4.0 non-verifying parser with API compatible with the XML parser ones. It should be able to parse "real world" HTML, even if severely broken from a specification point of view. </p><h2>Table of Contents</h2><pre class="programlisting">#define <a href="#htmlDefaultSubelement">htmlDefaultSubelement</a></pre><pre class="programlisting">#define <a href="#htmlElementAllowedHereDesc">htmlElementAllowedHereDesc</a></pre><pre class="programlisting">#define <a href="#htmlRequiredAttrs">htmlRequiredAttrs</a></pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlDocPtr">xmlDocPtr</a> <a name="htmlDocPtr" id="htmlDocPtr">htmlDocPtr</a>
</pre><pre class="programlisting">Structure <a href="#htmlElemDesc">htmlElemDesc</a><br />struct _htmlElemDesc
</pre><pre class="programlisting">Typedef <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * <a name="htmlElemDescPtr" id="htmlElemDescPtr">htmlElemDescPtr</a>
</pre><pre class="programlisting">Structure <a href="#htmlEntityDesc">htmlEntityDesc</a><br />struct _htmlEntityDesc
</pre><pre class="programlisting">Typedef <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * <a name="htmlEntityDescPtr" id="htmlEntityDescPtr">htmlEntityDescPtr</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlNodePtr">xmlNodePtr</a> <a name="htmlNodePtr" id="htmlNodePtr">htmlNodePtr</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlParserCtxt">xmlParserCtxt</a> <a name="htmlParserCtxt" id="htmlParserCtxt">htmlParserCtxt</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlParserCtxtPtr">xmlParserCtxtPtr</a> <a name="htmlParserCtxtPtr" id="htmlParserCtxtPtr">htmlParserCtxtPtr</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlParserInput">xmlParserInput</a> <a name="htmlParserInput" id="htmlParserInput">htmlParserInput</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlParserInputPtr">xmlParserInputPtr</a> <a name="htmlParserInputPtr" id="htmlParserInputPtr">htmlParserInputPtr</a>
</pre><pre class="programlisting">Typedef <a href="libxml-parser.html#xmlParserNodeInfo">xmlParserNodeInfo</a> <a name="htmlParserNodeInfo" id="htmlParserNodeInfo">htmlParserNodeInfo</a>
</pre><pre class="programlisting">Enum <a href="#htmlParserOption">htmlParserOption</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlSAXHandler">xmlSAXHandler</a> <a name="htmlSAXHandler" id="htmlSAXHandler">htmlSAXHandler</a>
</pre><pre class="programlisting">Typedef <a href="libxml-tree.html#xmlSAXHandlerPtr">xmlSAXHandlerPtr</a> <a name="htmlSAXHandlerPtr" id="htmlSAXHandlerPtr">htmlSAXHandlerPtr</a>
</pre><pre class="programlisting">Enum <a href="#htmlStatus">htmlStatus</a>
</pre><pre class="programlisting">int <a href="#UTF8ToHtml">UTF8ToHtml</a> (unsigned char * out, <br /> int * outlen, <br /> const unsigned char * in, <br /> int * inlen)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> <a href="#htmlAttrAllowed">htmlAttrAllowed</a> (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * elt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * attr, <br /> int legacy)</pre>
<pre class="programlisting">int <a href="#htmlAutoCloseTag">htmlAutoCloseTag</a> (<a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> doc, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br /> <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> elem)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> <a href="#htmlCreateMemoryParserCtxt">htmlCreateMemoryParserCtxt</a> (const char * buffer, <br /> int size)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> <a href="#htmlCreatePushParserCtxt">htmlCreatePushParserCtxt</a> (<a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * user_data, <br /> const char * chunk, <br /> int size, <br /> const char * filename, <br /> <a href="libxml-encoding.html#xmlCharEncoding">xmlCharEncoding</a> enc)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlCtxtReadDoc">htmlCtxtReadDoc</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlCtxtReadFd">htmlCtxtReadFd</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> int fd, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlCtxtReadFile">htmlCtxtReadFile</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * filename, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlCtxtReadIO">htmlCtxtReadIO</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> <a href="libxml-xmlIO.html#xmlInputReadCallback">xmlInputReadCallback</a> ioread, <br /> <a href="libxml-xmlIO.html#xmlInputCloseCallback">xmlInputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlCtxtReadMemory">htmlCtxtReadMemory</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * buffer, <br /> int size, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting">void <a href="#htmlCtxtReset">htmlCtxtReset</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)</pre>
<pre class="programlisting">int <a href="#htmlCtxtUseOptions">htmlCtxtUseOptions</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> int options)</pre>
<pre class="programlisting">int <a href="#htmlElementAllowedHere">htmlElementAllowedHere</a> (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * parent, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * elt)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> <a href="#htmlElementStatusHere">htmlElementStatusHere</a> (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * parent, <br /> const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * elt)</pre>
<pre class="programlisting">int <a href="#htmlEncodeEntities">htmlEncodeEntities</a> (unsigned char * out, <br /> int * outlen, <br /> const unsigned char * in, <br /> int * inlen, <br /> int quoteChar)</pre>
<pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * <a href="#htmlEntityLookup">htmlEntityLookup</a> (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name)</pre>
<pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * <a href="#htmlEntityValueLookup">htmlEntityValueLookup</a> (unsigned int value)</pre>
<pre class="programlisting">void <a href="#htmlFreeParserCtxt">htmlFreeParserCtxt</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)</pre>
<pre class="programlisting">int <a href="#htmlHandleOmittedElem">htmlHandleOmittedElem</a> (int val)</pre>
<pre class="programlisting">int <a href="#htmlIsAutoClosed">htmlIsAutoClosed</a> (<a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> doc, <br /> <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> elem)</pre>
<pre class="programlisting">int <a href="#htmlIsScriptAttribute">htmlIsScriptAttribute</a> (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> <a href="#htmlNodeStatus">htmlNodeStatus</a> (const <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> node, <br /> int legacy)</pre>
<pre class="programlisting">int <a href="#htmlParseCharRef">htmlParseCharRef</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)</pre>
<pre class="programlisting">int <a href="#htmlParseChunk">htmlParseChunk</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * chunk, <br /> int size, <br /> int terminate)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlParseDoc">htmlParseDoc</a> (<a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * encoding)</pre>
<pre class="programlisting">int <a href="#htmlParseDocument">htmlParseDocument</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)</pre>
<pre class="programlisting">void <a href="#htmlParseElement">htmlParseElement</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)</pre>
<pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * <a href="#htmlParseEntityRef">htmlParseEntityRef</a> (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> ** str)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlParseFile">htmlParseFile</a> (const char * filename, <br /> const char * encoding)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlReadDoc">htmlReadDoc</a> (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlReadFd">htmlReadFd</a> (int fd, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlReadFile">htmlReadFile</a> (const char * filename, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlReadIO">htmlReadIO</a> (<a href="libxml-xmlIO.html#xmlInputReadCallback">xmlInputReadCallback</a> ioread, <br /> <a href="libxml-xmlIO.html#xmlInputCloseCallback">xmlInputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlReadMemory">htmlReadMemory</a> (const char * buffer, <br /> int size, <br /> const char * URL, <br /> const char * encoding, <br /> int options)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlSAXParseDoc">htmlSAXParseDoc</a> (<a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * encoding, <br /> <a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * userData)</pre>
<pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> <a href="#htmlSAXParseFile">htmlSAXParseFile</a> (const char * filename, <br /> const char * encoding, <br /> <a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * userData)</pre>
<pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * <a href="#htmlTagLookup">htmlTagLookup</a> (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * tag)</pre>
<h2>Description</h2>
<h3><a name="htmlDefaultSubelement" id="htmlDefaultSubelement"></a>Macro: htmlDefaultSubelement</h3><pre>#define htmlDefaultSubelement</pre><p>Returns the default subelement for this element</p>
<h3><a name="htmlElementAllowedHereDesc" id="htmlElementAllowedHereDesc"></a>Macro: htmlElementAllowedHereDesc</h3><pre>#define htmlElementAllowedHereDesc</pre><p>Checks whether an HTML element description may be a direct child of the specified element. Returns 1 if allowed; 0 otherwise.</p>
<h3><a name="htmlRequiredAttrs" id="htmlRequiredAttrs"></a>Macro: htmlRequiredAttrs</h3><pre>#define htmlRequiredAttrs</pre><p>Returns the attributes required for the specified element.</p>
<h3><a name="htmlElemDesc" id="htmlElemDesc">Structure htmlElemDesc</a></h3><pre class="programlisting">Structure htmlElemDesc<br />struct _htmlElemDesc {
const char * name : The tag name
char startTag : Whether the start tag can be implied
char endTag : Whether the end tag can be implied
char saveEndTag : Whether the end tag should be saved
char empty : Is this an empty element ?
char depr : Is this a deprecated element ?
char dtd : 1: only in Loose DTD, 2: only Frameset
char isinline : is this a block 0 or inline 1 element
const char * desc : the description NRK Jan.2003 * New fiel
const char ** subelts : allowed sub-elements of this element
const char * defaultsubelt : subelement for suggested auto-repair if
const char ** attrs_opt : Optional Attributes
const char ** attrs_depr : Additional deprecated attributes
const char ** attrs_req : Required attributes
}</pre><h3><a name="htmlEntityDesc" id="htmlEntityDesc">Structure htmlEntityDesc</a></h3><pre class="programlisting">Structure htmlEntityDesc<br />struct _htmlEntityDesc {
unsigned int value : the UNICODE value for the character
const char * name : The entity name
const char * desc : the description
}</pre><h3>Enum <a name="htmlParserOption" id="htmlParserOption">htmlParserOption</a></h3><pre class="programlisting">Enum htmlParserOption {
<a name="HTML_PARSE_NOERROR" id="HTML_PARSE_NOERROR">HTML_PARSE_NOERROR</a> = 32 : suppress error reports
<a name="HTML_PARSE_NOWARNING" id="HTML_PARSE_NOWARNING">HTML_PARSE_NOWARNING</a> = 64 : suppress warning reports
<a name="HTML_PARSE_PEDANTIC" id="HTML_PARSE_PEDANTIC">HTML_PARSE_PEDANTIC</a> = 128 : pedantic error reporting
<a name="HTML_PARSE_NOBLANKS" id="HTML_PARSE_NOBLANKS">HTML_PARSE_NOBLANKS</a> = 256 : remove blank nodes
<a name="HTML_PARSE_NONET" id="HTML_PARSE_NONET">HTML_PARSE_NONET</a> = 2048 : Forbid network access
}
</pre><h3>Enum <a name="htmlStatus" id="htmlStatus">htmlStatus</a></h3><pre class="programlisting">Enum htmlStatus {
<a name="HTML_NA" id="HTML_NA">HTML_NA</a> = 0 : something we don't check at all
<a name="HTML_INVALID" id="HTML_INVALID">HTML_INVALID</a> = 1
<a name="HTML_DEPRECATED" id="HTML_DEPRECATED">HTML_DEPRECATED</a> = 2
<a name="HTML_VALID" id="HTML_VALID">HTML_VALID</a> = 4
<a name="HTML_REQUIRED" id="HTML_REQUIRED">HTML_REQUIRED</a> = 12 : VALID bit set so ( & <a href="libxml-HTMLparser.html#HTML_VALID">HTML_VALID</a> ) is TRUE
}
</pre><h3><a name="UTF8ToHtml" id="UTF8ToHtml"></a>Function: UTF8ToHtml</h3><pre class="programlisting">int UTF8ToHtml (unsigned char * out, <br /> int * outlen, <br /> const unsigned char * in, <br /> int * inlen)<br />
</pre><p>Take a block of UTF-8 chars in and try to convert it to an ASCII plus HTML entities block of chars out.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>out</tt></i>:</span></td><td>a pointer to an array of bytes to store the result</td></tr><tr><td><span class="term"><i><tt>outlen</tt></i>:</span></td><td>the length of @out</td></tr><tr><td><span class="term"><i><tt>in</tt></i>:</span></td><td>a pointer to an array of UTF-8 chars</td></tr><tr><td><span class="term"><i><tt>inlen</tt></i>:</span></td><td>the length of @in</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if success, -2 if the transcoding fails, or -1 otherwise The value of @inlen after return is the number of octets consumed as the return value is positive, else unpredictable. The value of @outlen after return is the number of octets consumed.</td></tr></tbody></table></div><h3><a name="htmlAttrAllowed" id="htmlAttrAllowed"></a>Function: htmlAttrAllowed</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> htmlAttrAllowed (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * elt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * attr, <br /> int legacy)<br />
</pre><p>Checks whether an <a href="libxml-SAX.html#attribute">attribute</a> is valid for an element Has full knowledge of Required and Deprecated attributes</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>elt</tt></i>:</span></td><td>HTML element</td></tr><tr><td><span class="term"><i><tt>attr</tt></i>:</span></td><td>HTML <a href="libxml-SAX.html#attribute">attribute</a></td></tr><tr><td><span class="term"><i><tt>legacy</tt></i>:</span></td><td>whether to allow deprecated attributes</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>one of HTML_REQUIRED, HTML_VALID, HTML_DEPRECATED, <a href="libxml-HTMLparser.html#HTML_INVALID">HTML_INVALID</a></td></tr></tbody></table></div><h3><a name="htmlAutoCloseTag" id="htmlAutoCloseTag"></a>Function: htmlAutoCloseTag</h3><pre class="programlisting">int htmlAutoCloseTag (<a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> doc, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name, <br /> <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> elem)<br />
</pre><p>The HTML DTD allows a tag to implicitly close other tags. The list is kept in htmlStartClose array. This function checks if the element or one of it's children would autoclose the given tag.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>the HTML document</td></tr><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>The tag name</td></tr><tr><td><span class="term"><i><tt>elem</tt></i>:</span></td><td>the HTML element</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if autoclose, 0 otherwise</td></tr></tbody></table></div><h3><a name="htmlCreateMemoryParserCtxt" id="htmlCreateMemoryParserCtxt"></a>Function: htmlCreateMemoryParserCtxt</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> htmlCreateMemoryParserCtxt (const char * buffer, <br /> int size)<br />
</pre><p>Create a parser context for an HTML in-memory document.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>buffer</tt></i>:</span></td><td>a pointer to a char array</td></tr><tr><td><span class="term"><i><tt>size</tt></i>:</span></td><td>the size of the array</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new parser context or NULL</td></tr></tbody></table></div><h3><a name="htmlCreatePushParserCtxt" id="htmlCreatePushParserCtxt"></a>Function: htmlCreatePushParserCtxt</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> htmlCreatePushParserCtxt (<a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * user_data, <br /> const char * chunk, <br /> int size, <br /> const char * filename, <br /> <a href="libxml-encoding.html#xmlCharEncoding">xmlCharEncoding</a> enc)<br />
</pre><p>Create a parser context for using the HTML parser in push mode The value of @filename is used for fetching external entities and error/warning reports.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>sax</tt></i>:</span></td><td>a SAX handler</td></tr><tr><td><span class="term"><i><tt>user_data</tt></i>:</span></td><td>The user data returned on SAX callbacks</td></tr><tr><td><span class="term"><i><tt>chunk</tt></i>:</span></td><td>a pointer to an array of chars</td></tr><tr><td><span class="term"><i><tt>size</tt></i>:</span></td><td>number of chars in the array</td></tr><tr><td><span class="term"><i><tt>filename</tt></i>:</span></td><td>an optional file name or URI</td></tr><tr><td><span class="term"><i><tt>enc</tt></i>:</span></td><td>an optional encoding</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new parser context or NULL</td></tr></tbody></table></div><h3><a name="htmlCtxtReadDoc" id="htmlCtxtReadDoc"></a>Function: htmlCtxtReadDoc</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlCtxtReadDoc (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML in-memory document and build a tree. This reuses the existing @ctxt parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>cur</tt></i>:</span></td><td>a pointer to a zero terminated string</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlCtxtReadFd" id="htmlCtxtReadFd"></a>Function: htmlCtxtReadFd</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlCtxtReadFd (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> int fd, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML from a file descriptor and build a tree. This reuses the existing @ctxt parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>fd</tt></i>:</span></td><td>an open file descriptor</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlCtxtReadFile" id="htmlCtxtReadFile"></a>Function: htmlCtxtReadFile</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlCtxtReadFile (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * filename, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML file from the filesystem or the network. This reuses the existing @ctxt parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>filename</tt></i>:</span></td><td>a file or URL</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlCtxtReadIO" id="htmlCtxtReadIO"></a>Function: htmlCtxtReadIO</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlCtxtReadIO (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> <a href="libxml-xmlIO.html#xmlInputReadCallback">xmlInputReadCallback</a> ioread, <br /> <a href="libxml-xmlIO.html#xmlInputCloseCallback">xmlInputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an HTML document from I/O functions and source and build a tree. This reuses the existing @ctxt parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>ioread</tt></i>:</span></td><td>an I/O read function</td></tr><tr><td><span class="term"><i><tt>ioclose</tt></i>:</span></td><td>an I/O close function</td></tr><tr><td><span class="term"><i><tt>ioctx</tt></i>:</span></td><td>an I/O handler</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlCtxtReadMemory" id="htmlCtxtReadMemory"></a>Function: htmlCtxtReadMemory</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlCtxtReadMemory (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * buffer, <br /> int size, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML in-memory document and build a tree. This reuses the existing @ctxt parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>buffer</tt></i>:</span></td><td>a pointer to a char array</td></tr><tr><td><span class="term"><i><tt>size</tt></i>:</span></td><td>the size of the array</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlCtxtReset" id="htmlCtxtReset"></a>Function: htmlCtxtReset</h3><pre class="programlisting">void htmlCtxtReset (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)<br />
</pre><p>Reset a parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr></tbody></table></div><h3><a name="htmlCtxtUseOptions" id="htmlCtxtUseOptions"></a>Function: htmlCtxtUseOptions</h3><pre class="programlisting">int htmlCtxtUseOptions (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> int options)<br />
</pre><p>Applies the options to the parser context</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, the set of unknown or unimplemented options in case of error.</td></tr></tbody></table></div><h3><a name="htmlElementAllowedHere" id="htmlElementAllowedHere"></a>Function: htmlElementAllowedHere</h3><pre class="programlisting">int htmlElementAllowedHere (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * parent, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * elt)<br />
</pre><p>Checks whether an HTML element may be a direct child of a parent element. Note - doesn't check for deprecated elements</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>parent</tt></i>:</span></td><td>HTML parent element</td></tr><tr><td><span class="term"><i><tt>elt</tt></i>:</span></td><td>HTML element</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if allowed; 0 otherwise.</td></tr></tbody></table></div><h3><a name="htmlElementStatusHere" id="htmlElementStatusHere"></a>Function: htmlElementStatusHere</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> htmlElementStatusHere (const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * parent, <br /> const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * elt)<br />
</pre><p>Checks whether an HTML element may be a direct child of a parent element. and if so whether it is valid or deprecated.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>parent</tt></i>:</span></td><td>HTML parent element</td></tr><tr><td><span class="term"><i><tt>elt</tt></i>:</span></td><td>HTML element</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>one of HTML_VALID, HTML_DEPRECATED, <a href="libxml-HTMLparser.html#HTML_INVALID">HTML_INVALID</a></td></tr></tbody></table></div><h3><a name="htmlEncodeEntities" id="htmlEncodeEntities"></a>Function: htmlEncodeEntities</h3><pre class="programlisting">int htmlEncodeEntities (unsigned char * out, <br /> int * outlen, <br /> const unsigned char * in, <br /> int * inlen, <br /> int quoteChar)<br />
</pre><p>Take a block of UTF-8 chars in and try to convert it to an ASCII plus HTML entities block of chars out.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>out</tt></i>:</span></td><td>a pointer to an array of bytes to store the result</td></tr><tr><td><span class="term"><i><tt>outlen</tt></i>:</span></td><td>the length of @out</td></tr><tr><td><span class="term"><i><tt>in</tt></i>:</span></td><td>a pointer to an array of UTF-8 chars</td></tr><tr><td><span class="term"><i><tt>inlen</tt></i>:</span></td><td>the length of @in</td></tr><tr><td><span class="term"><i><tt>quoteChar</tt></i>:</span></td><td>the quote character to escape (' or ") or zero.</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if success, -2 if the transcoding fails, or -1 otherwise The value of @inlen after return is the number of octets consumed as the return value is positive, else unpredictable. The value of @outlen after return is the number of octets consumed.</td></tr></tbody></table></div><h3><a name="htmlEntityLookup" id="htmlEntityLookup"></a>Function: htmlEntityLookup</h3><pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * htmlEntityLookup (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name)<br />
</pre><p>Lookup the given entity in EntitiesTable TODO: the linear scan is really ugly, an hash table is really needed.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><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 associated <a href="libxml-HTMLparser.html#htmlEntityDescPtr">htmlEntityDescPtr</a> if found, NULL otherwise.</td></tr></tbody></table></div><h3><a name="htmlEntityValueLookup" id="htmlEntityValueLookup"></a>Function: htmlEntityValueLookup</h3><pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * htmlEntityValueLookup (unsigned int value)<br />
</pre><p>Lookup the given entity in EntitiesTable TODO: the linear scan is really ugly, an hash table is really needed.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>value</tt></i>:</span></td><td>the entity's unicode value</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the associated <a href="libxml-HTMLparser.html#htmlEntityDescPtr">htmlEntityDescPtr</a> if found, NULL otherwise.</td></tr></tbody></table></div><h3><a name="htmlFreeParserCtxt" id="htmlFreeParserCtxt"></a>Function: htmlFreeParserCtxt</h3><pre class="programlisting">void htmlFreeParserCtxt (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)<br />
</pre><p>Free all the memory used by a parser context. However the parsed document in ctxt->myDoc is not freed.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr></tbody></table></div><h3><a name="htmlHandleOmittedElem" id="htmlHandleOmittedElem"></a>Function: htmlHandleOmittedElem</h3><pre class="programlisting">int htmlHandleOmittedElem (int val)<br />
</pre><p>Set and return the previous value for handling HTML omitted tags.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>val</tt></i>:</span></td><td>int 0 or 1</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the last value for 0 for no handling, 1 for auto insertion.</td></tr></tbody></table></div><h3><a name="htmlIsAutoClosed" id="htmlIsAutoClosed"></a>Function: htmlIsAutoClosed</h3><pre class="programlisting">int htmlIsAutoClosed (<a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> doc, <br /> <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> elem)<br />
</pre><p>The HTML DTD allows a tag to implicitly close other tags. The list is kept in htmlStartClose array. This function checks if a tag is autoclosed by one of it's child</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>the HTML document</td></tr><tr><td><span class="term"><i><tt>elem</tt></i>:</span></td><td>the HTML element</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 if autoclosed, 0 otherwise</td></tr></tbody></table></div><h3><a name="htmlIsScriptAttribute" id="htmlIsScriptAttribute"></a>Function: htmlIsScriptAttribute</h3><pre class="programlisting">int htmlIsScriptAttribute (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * name)<br />
</pre><p>Check if an <a href="libxml-SAX.html#attribute">attribute</a> is of content type Script</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>an <a href="libxml-SAX.html#attribute">attribute</a> name</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>1 is the <a href="libxml-SAX.html#attribute">attribute</a> is a script 0 otherwise</td></tr></tbody></table></div><h3><a name="htmlNodeStatus" id="htmlNodeStatus"></a>Function: htmlNodeStatus</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlStatus">htmlStatus</a> htmlNodeStatus (const <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> node, <br /> int legacy)<br />
</pre><p>Checks whether the tree node is valid. Experimental (the author only uses the HTML enhancements in a SAX parser)</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>node</tt></i>:</span></td><td>an <a href="libxml-HTMLparser.html#htmlNodePtr">htmlNodePtr</a> in a tree</td></tr><tr><td><span class="term"><i><tt>legacy</tt></i>:</span></td><td>whether to allow deprecated elements (YES is faster here for Element nodes)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>for Element nodes, a return from <a href="libxml-HTMLparser.html#htmlElementAllowedHere">htmlElementAllowedHere</a> (if legacy allowed) or <a href="libxml-HTMLparser.html#htmlElementStatusHere">htmlElementStatusHere</a> (otherwise). for Attribute nodes, a return from <a href="libxml-HTMLparser.html#htmlAttrAllowed">htmlAttrAllowed</a> for other nodes, <a href="libxml-HTMLparser.html#HTML_NA">HTML_NA</a> (no checks performed)</td></tr></tbody></table></div><h3><a name="htmlParseCharRef" id="htmlParseCharRef"></a>Function: htmlParseCharRef</h3><pre class="programlisting">int htmlParseCharRef (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)<br />
</pre><p>parse Reference declarations [66] CharRef ::= '&#' [0-9]+ ';' | '&#x' [0-9a-fA-F]+ ';'</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the value parsed (as an int)</td></tr></tbody></table></div><h3><a name="htmlParseChunk" id="htmlParseChunk"></a>Function: htmlParseChunk</h3><pre class="programlisting">int htmlParseChunk (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const char * chunk, <br /> int size, <br /> int terminate)<br />
</pre><p>Parse a Chunk of memory</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>chunk</tt></i>:</span></td><td>an char array</td></tr><tr><td><span class="term"><i><tt>size</tt></i>:</span></td><td>the size in byte of the chunk</td></tr><tr><td><span class="term"><i><tt>terminate</tt></i>:</span></td><td>last chunk indicator</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>zero if no error, the <a href="libxml-xmlerror.html#xmlParserErrors">xmlParserErrors</a> otherwise.</td></tr></tbody></table></div><h3><a name="htmlParseDoc" id="htmlParseDoc"></a>Function: htmlParseDoc</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlParseDoc (<a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * encoding)<br />
</pre><p>parse an HTML in-memory document and build a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>cur</tt></i>:</span></td><td>a pointer to an array of <a href="libxml-xmlstring.html#xmlChar">xmlChar</a></td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>a free form C string describing the HTML document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlParseDocument" id="htmlParseDocument"></a>Function: htmlParseDocument</h3><pre class="programlisting">int htmlParseDocument (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)<br />
</pre><p>parse an HTML document (and build a tree if using the standard SAX interface).</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0, -1 in case of error. the parser context is augmented as a result of the parsing.</td></tr></tbody></table></div><h3><a name="htmlParseElement" id="htmlParseElement"></a>Function: htmlParseElement</h3><pre class="programlisting">void htmlParseElement (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt)<br />
</pre><p>parse an HTML element, this is highly recursive [39] element ::= EmptyElemTag | STag content ETag [41] Attribute ::= Name Eq AttValue</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr></tbody></table></div><h3><a name="htmlParseEntityRef" id="htmlParseEntityRef"></a>Function: htmlParseEntityRef</h3><pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * htmlParseEntityRef (<a href="libxml-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br /> const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> ** str)<br />
</pre><p>parse an HTML ENTITY references [68] EntityRef ::= '&' Name ';'</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>an HTML parser context</td></tr><tr><td><span class="term"><i><tt>str</tt></i>:</span></td><td>location to store the entity name</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the associated <a href="libxml-HTMLparser.html#htmlEntityDescPtr">htmlEntityDescPtr</a> if found, or NULL otherwise, if non-NULL *str will have to be freed by the caller.</td></tr></tbody></table></div><h3><a name="htmlParseFile" id="htmlParseFile"></a>Function: htmlParseFile</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlParseFile (const char * filename, <br /> const char * encoding)<br />
</pre><p>parse an HTML file and build a tree. Automatic support for ZLIB/Compress compressed document is provided by default if found at compile-time.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>filename</tt></i>:</span></td><td>the filename</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>a free form C string describing the HTML document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlReadDoc" id="htmlReadDoc"></a>Function: htmlReadDoc</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadDoc (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML in-memory document and build a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>cur</tt></i>:</span></td><td>a pointer to a zero terminated string</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlReadFd" id="htmlReadFd"></a>Function: htmlReadFd</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadFd (int fd, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML from a file descriptor and build a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>fd</tt></i>:</span></td><td>an open file descriptor</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlReadFile" id="htmlReadFile"></a>Function: htmlReadFile</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadFile (const char * filename, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML file from the filesystem or the network.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>filename</tt></i>:</span></td><td>a file or URL</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlReadIO" id="htmlReadIO"></a>Function: htmlReadIO</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadIO (<a href="libxml-xmlIO.html#xmlInputReadCallback">xmlInputReadCallback</a> ioread, <br /> <a href="libxml-xmlIO.html#xmlInputCloseCallback">xmlInputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an HTML document from I/O functions and source and build a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ioread</tt></i>:</span></td><td>an I/O read function</td></tr><tr><td><span class="term"><i><tt>ioclose</tt></i>:</span></td><td>an I/O close function</td></tr><tr><td><span class="term"><i><tt>ioctx</tt></i>:</span></td><td>an I/O handler</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlReadMemory" id="htmlReadMemory"></a>Function: htmlReadMemory</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadMemory (const char * buffer, <br /> int size, <br /> const char * URL, <br /> const char * encoding, <br /> int options)<br />
</pre><p>parse an XML in-memory document and build a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>buffer</tt></i>:</span></td><td>a pointer to a char array</td></tr><tr><td><span class="term"><i><tt>size</tt></i>:</span></td><td>the size of the array</td></tr><tr><td><span class="term"><i><tt>URL</tt></i>:</span></td><td>the base URL to use for the document</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a combination of htmlParserOption(s)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree</td></tr></tbody></table></div><h3><a name="htmlSAXParseDoc" id="htmlSAXParseDoc"></a>Function: htmlSAXParseDoc</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlSAXParseDoc (<a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * cur, <br /> const char * encoding, <br /> <a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * userData)<br />
</pre><p>Parse an HTML in-memory document. If sax is not NULL, use the SAX callbacks to handle parse events. If sax is NULL, fallback to the default DOM behavior and return a tree.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>cur</tt></i>:</span></td><td>a pointer to an array of <a href="libxml-xmlstring.html#xmlChar">xmlChar</a></td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>a free form C string describing the HTML document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>sax</tt></i>:</span></td><td>the SAX handler block</td></tr><tr><td><span class="term"><i><tt>userData</tt></i>:</span></td><td>if using SAX, this pointer will be provided on callbacks.</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree unless SAX is NULL or the document is not well formed.</td></tr></tbody></table></div><h3><a name="htmlSAXParseFile" id="htmlSAXParseFile"></a>Function: htmlSAXParseFile</h3><pre class="programlisting"><a href="libxml-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlSAXParseFile (const char * filename, <br /> const char * encoding, <br /> <a href="libxml-HTMLparser.html#htmlSAXHandlerPtr">htmlSAXHandlerPtr</a> sax, <br /> void * userData)<br />
</pre><p>parse an HTML file and build a tree. Automatic support for ZLIB/Compress compressed document is provided by default if found at compile-time. It use the given SAX function block to handle the parsing callback. If sax is NULL, fallback to the default DOM tree building routines.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>filename</tt></i>:</span></td><td>the filename</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>a free form C string describing the HTML document encoding, or NULL</td></tr><tr><td><span class="term"><i><tt>sax</tt></i>:</span></td><td>the SAX handler block</td></tr><tr><td><span class="term"><i><tt>userData</tt></i>:</span></td><td>if using SAX, this pointer will be provided on callbacks.</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the resulting document tree unless SAX is NULL or the document is not well formed.</td></tr></tbody></table></div><h3><a name="htmlTagLookup" id="htmlTagLookup"></a>Function: htmlTagLookup</h3><pre class="programlisting">const <a href="libxml-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * htmlTagLookup (const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> * tag)<br />
</pre><p>Lookup the HTML tag in the ElementTable</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>tag</tt></i>:</span></td><td>The tag name in lowercase</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the related <a href="libxml-HTMLparser.html#htmlElemDescPtr">htmlElemDescPtr</a> or NULL if not found.</td></tr></tbody></table></div><p><a href="../bugs.html">Daniel Veillard</a></p></td></tr></table></td></tr></table></td></tr></table></td></tr></table></td></tr></table></body></html>
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