?? libxml2-htmlparser.html
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</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="libxml2-HTMLparser.html#htmlEntityDescPtr">htmlEntityDescPtr</a> if found, NULL otherwise.</td></tr></tbody></table></div></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlFreeParserCtxt"/>htmlFreeParserCtxt ()</h3><pre class="programlisting">void htmlFreeParserCtxt (<a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlHandleOmittedElem"/>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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlIsAutoClosed"/>htmlIsAutoClosed ()</h3><pre class="programlisting">int htmlIsAutoClosed (<a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> doc, <br/> <a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlIsScriptAttribute"/>htmlIsScriptAttribute ()</h3><pre class="programlisting">int htmlIsScriptAttribute (const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name)<br/></pre><p>Check if an <a href="libxml2-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="libxml2-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="libxml2-SAX.html#attribute">attribute</a> is a script 0 otherwise</td></tr></tbody></table></div></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlNewParserCtxt"/>htmlNewParserCtxt ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> htmlNewParserCtxt (void)<br/></pre><p>Allocate and initialize a new parser context.</p><div class="variablelist"><table border="0"><col align="left"/><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the <a href="libxml2-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> or NULL in case of allocation error</td></tr></tbody></table></div></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlNodeStatus"/>htmlNodeStatus ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlStatus">htmlStatus</a> htmlNodeStatus (const <a href="libxml2-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="libxml2-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="libxml2-HTMLparser.html#htmlElementAllowedHere">htmlElementAllowedHere</a> (if legacy allowed) or <a href="libxml2-HTMLparser.html#htmlElementStatusHere">htmlElementStatusHere</a> (otherwise). for Attribute nodes, a return from <a href="libxml2-HTMLparser.html#htmlAttrAllowed">htmlAttrAllowed</a> for other nodes, <a href="libxml2-HTMLparser.html#HTML_NA">HTML_NA</a> (no checks performed)</td></tr></tbody></table></div></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseCharRef"/>htmlParseCharRef ()</h3><pre class="programlisting">int htmlParseCharRef (<a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseChunk"/>htmlParseChunk ()</h3><pre class="programlisting">int htmlParseChunk (<a href="libxml2-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="libxml2-xmlerror.html#xmlParserErrors">xmlParserErrors</a> otherwise.</td></tr></tbody></table></div></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseDoc"/>htmlParseDoc ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlParseDoc (<a href="libxml2-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="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseDocument"/>htmlParseDocument ()</h3><pre class="programlisting">int htmlParseDocument (<a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseElement"/>htmlParseElement ()</h3><pre class="programlisting">void htmlParseElement (<a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseEntityRef"/>htmlParseEntityRef ()</h3><pre class="programlisting">const <a href="libxml2-HTMLparser.html#htmlEntityDesc">htmlEntityDesc</a> * htmlParseEntityRef (<a href="libxml2-HTMLparser.html#htmlParserCtxtPtr">htmlParserCtxtPtr</a> ctxt, <br/> const <a href="libxml2-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="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlParseFile"/>htmlParseFile ()</h3><pre class="programlisting"><a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlReadDoc"/>htmlReadDoc ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadDoc (const <a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlReadFd"/>htmlReadFd ()</h3><pre class="programlisting"><a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlReadFile"/>htmlReadFile ()</h3><pre class="programlisting"><a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlReadIO"/>htmlReadIO ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlReadIO (<a href="libxml2-xmlIO.html#xmlInputReadCallback">xmlInputReadCallback</a> ioread, <br/> <a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlReadMemory"/>htmlReadMemory ()</h3><pre class="programlisting"><a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlSAXParseDoc"/>htmlSAXParseDoc ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlSAXParseDoc (<a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * cur, <br/> const char * encoding, <br/> <a href="libxml2-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="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlSAXParseFile"/>htmlSAXParseFile ()</h3><pre class="programlisting"><a href="libxml2-HTMLparser.html#htmlDocPtr">htmlDocPtr</a> htmlSAXParseFile (const char * filename, <br/> const char * encoding, <br/> <a href="libxml2-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></div> <hr/> <div class="refsect2" lang="en"><h3><a name="htmlTagLookup"/>htmlTagLookup ()</h3><pre class="programlisting">const <a href="libxml2-HTMLparser.html#htmlElemDesc">htmlElemDesc</a> * htmlTagLookup (const <a href="libxml2-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="libxml2-HTMLparser.html#htmlElemDescPtr">htmlElemDescPtr</a> or NULL if not found.</td></tr></tbody></table></div></div> <hr/> </div> </div> </body></html>
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