1<?xml version="1.0" encoding="UTF-8"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><link rel="SHORTCUT ICON" href="/favicon.ico" /><style type="text/css"> 4TD {font-family: Verdana,Arial,Helvetica} 5BODY {font-family: Verdana,Arial,Helvetica; margin-top: 2em; margin-left: 0em; margin-right: 0em} 6H1 {font-family: Verdana,Arial,Helvetica} 7H2 {font-family: Verdana,Arial,Helvetica} 8H3 {font-family: Verdana,Arial,Helvetica} 9A:link, A:visited, A:active { text-decoration: underline } 10</style><style type="text/css"> 11 div.deprecated pre.programlisting {border-style: double;border-color:red} 12 pre.programlisting {border-style: double;background: #EECFA1} 13 </style><title>Module xmlsave from libxml2</title></head><body bgcolor="#8b7765" text="#000000" link="#a06060" vlink="#000000"><table 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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-xmlschemas.html">xmlschemas</a></th><td><a accesskey="n" href="libxml-xmlschemas.html"><img src="right.png" width="24" height="24" border="0" alt="Next" /></a></td></tr></table><p>API to save document or subtree of document </p><h2>Table of Contents</h2><pre class="programlisting">Structure <a href="#xmlSaveCtxt">xmlSaveCtxt</a><br />struct _xmlSaveCtxt 14The content of this structure is not made public by the API. 15</pre><pre class="programlisting">Typedef <a href="libxml-xmlsave.html#xmlSaveCtxt">xmlSaveCtxt</a> * <a name="xmlSaveCtxtPtr" id="xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> 16</pre><pre class="programlisting">Enum <a href="#xmlSaveOption">xmlSaveOption</a> 17</pre><pre class="programlisting">int <a href="#xmlSaveClose">xmlSaveClose</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt)</pre> 18<pre class="programlisting">long <a href="#xmlSaveDoc">xmlSaveDoc</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-tree.html#xmlDocPtr">xmlDocPtr</a> doc)</pre> 19<pre class="programlisting">int <a href="#xmlSaveFlush">xmlSaveFlush</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt)</pre> 20<pre class="programlisting">int <a href="#xmlSaveSetAttrEscape">xmlSaveSetAttrEscape</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-encoding.html#xmlCharEncodingOutputFunc">xmlCharEncodingOutputFunc</a> escape)</pre> 21<pre class="programlisting">int <a href="#xmlSaveSetEscape">xmlSaveSetEscape</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-encoding.html#xmlCharEncodingOutputFunc">xmlCharEncodingOutputFunc</a> escape)</pre> 22<pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> <a href="#xmlSaveToBuffer">xmlSaveToBuffer</a> (<a href="libxml-tree.html#xmlBufferPtr">xmlBufferPtr</a> buffer, <br /> const char * encoding, <br /> int options)</pre> 23<pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> <a href="#xmlSaveToFd">xmlSaveToFd</a> (int fd, <br /> const char * encoding, <br /> int options)</pre> 24<pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> <a href="#xmlSaveToFilename">xmlSaveToFilename</a> (const char * filename, <br /> const char * encoding, <br /> int options)</pre> 25<pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> <a href="#xmlSaveToIO">xmlSaveToIO</a> (<a href="libxml-xmlIO.html#xmlOutputWriteCallback">xmlOutputWriteCallback</a> iowrite, <br /> <a href="libxml-xmlIO.html#xmlOutputCloseCallback">xmlOutputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * encoding, <br /> int options)</pre> 26<pre class="programlisting">long <a href="#xmlSaveTree">xmlSaveTree</a> (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-tree.html#xmlNodePtr">xmlNodePtr</a> node)</pre> 27<h2>Description</h2> 28<h3><a name="xmlSaveCtxt" id="xmlSaveCtxt">Structure xmlSaveCtxt</a></h3><pre class="programlisting">Structure xmlSaveCtxt<br />struct _xmlSaveCtxt { 29The content of this structure is not made public by the API. 30}</pre><h3>Enum <a name="xmlSaveOption" id="xmlSaveOption">xmlSaveOption</a></h3><pre class="programlisting">Enum xmlSaveOption { 31 <a name="XML_SAVE_FORMAT" id="XML_SAVE_FORMAT">XML_SAVE_FORMAT</a> = 1 : format save output 32 <a name="XML_SAVE_NO_DECL" id="XML_SAVE_NO_DECL">XML_SAVE_NO_DECL</a> = 2 : drop the xml declaration 33 <a name="XML_SAVE_NO_EMPTY" id="XML_SAVE_NO_EMPTY">XML_SAVE_NO_EMPTY</a> = 4 : no empty tags 34 <a name="XML_SAVE_NO_XHTML" id="XML_SAVE_NO_XHTML">XML_SAVE_NO_XHTML</a> = 8 : disable XHTML1 specific rules 35 <a name="XML_SAVE_XHTML" id="XML_SAVE_XHTML">XML_SAVE_XHTML</a> = 16 : force XHTML1 specific rules 36 <a name="XML_SAVE_AS_XML" id="XML_SAVE_AS_XML">XML_SAVE_AS_XML</a> = 32 : force XML serialization on HTML doc 37 <a name="XML_SAVE_AS_HTML" id="XML_SAVE_AS_HTML">XML_SAVE_AS_HTML</a> = 64 : force HTML serialization on XML doc 38 <a name="XML_SAVE_WSNONSIG" id="XML_SAVE_WSNONSIG">XML_SAVE_WSNONSIG</a> = 128 : format with non-significant whitespace 39} 40</pre><h3><a name="xmlSaveClose" id="xmlSaveClose"></a>Function: xmlSaveClose</h3><pre class="programlisting">int xmlSaveClose (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt)<br /> 41</pre><p>Close a document saving context, i.e. make sure that all bytes have been output and free the associated data.</p> 42<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of byte written or -1 in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveDoc" id="xmlSaveDoc"></a>Function: xmlSaveDoc</h3><pre class="programlisting">long xmlSaveDoc (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-tree.html#xmlDocPtr">xmlDocPtr</a> doc)<br /> 43</pre><p>Save a full document to a saving context TODO: The function is not fully implemented yet as it does not return the byte count but 0 instead</p> 44<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>doc</tt></i>:</span></td><td>a document</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of byte written or -1 in case of error</td></tr></tbody></table></div><h3><a name="xmlSaveFlush" id="xmlSaveFlush"></a>Function: xmlSaveFlush</h3><pre class="programlisting">int xmlSaveFlush (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt)<br /> 45</pre><p>Flush a document saving context, i.e. make sure that all bytes have been output.</p> 46<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of byte written or -1 in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveSetAttrEscape" id="xmlSaveSetAttrEscape"></a>Function: xmlSaveSetAttrEscape</h3><pre class="programlisting">int xmlSaveSetAttrEscape (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-encoding.html#xmlCharEncodingOutputFunc">xmlCharEncodingOutputFunc</a> escape)<br /> 47</pre><p>Set a custom escaping function to be used for text in <a href="libxml-SAX.html#attribute">attribute</a> content</p> 48<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>escape</tt></i>:</span></td><td>the escaping function</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if successful or -1 in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveSetEscape" id="xmlSaveSetEscape"></a>Function: xmlSaveSetEscape</h3><pre class="programlisting">int xmlSaveSetEscape (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-encoding.html#xmlCharEncodingOutputFunc">xmlCharEncodingOutputFunc</a> escape)<br /> 49</pre><p>Set a custom escaping function to be used for text in element content</p> 50<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>escape</tt></i>:</span></td><td>the escaping function</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 if successful or -1 in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveToBuffer" id="xmlSaveToBuffer"></a>Function: xmlSaveToBuffer</h3><pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> xmlSaveToBuffer (<a href="libxml-tree.html#xmlBufferPtr">xmlBufferPtr</a> buffer, <br /> const char * encoding, <br /> int options)<br /> 51</pre><p>Create a document saving context serializing to a buffer with the encoding and the options given</p> 52<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>buffer</tt></i>:</span></td><td>a buffer</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the encoding name to use or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a set of xmlSaveOptions</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new serialization context or NULL in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveToFd" id="xmlSaveToFd"></a>Function: xmlSaveToFd</h3><pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> xmlSaveToFd (int fd, <br /> const char * encoding, <br /> int options)<br /> 53</pre><p>Create a document saving context serializing to a file descriptor with the encoding and the options given.</p> 54<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>fd</tt></i>:</span></td><td>a file descriptor number</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the encoding name to use or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a set of xmlSaveOptions</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new serialization context or NULL in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveToFilename" id="xmlSaveToFilename"></a>Function: xmlSaveToFilename</h3><pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> xmlSaveToFilename (const char * filename, <br /> const char * encoding, <br /> int options)<br /> 55</pre><p>Create a document saving context serializing to a filename or possibly to an URL (but this is less reliable) with the encoding and the options given.</p> 56<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 name or an URL</td></tr><tr><td><span class="term"><i><tt>encoding</tt></i>:</span></td><td>the encoding name to use or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a set of xmlSaveOptions</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new serialization context or NULL in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveToIO" id="xmlSaveToIO"></a>Function: xmlSaveToIO</h3><pre class="programlisting"><a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> xmlSaveToIO (<a href="libxml-xmlIO.html#xmlOutputWriteCallback">xmlOutputWriteCallback</a> iowrite, <br /> <a href="libxml-xmlIO.html#xmlOutputCloseCallback">xmlOutputCloseCallback</a> ioclose, <br /> void * ioctx, <br /> const char * encoding, <br /> int options)<br /> 57</pre><p>Create a document saving context serializing to a file descriptor with the encoding and the options given</p> 58<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>iowrite</tt></i>:</span></td><td>an I/O write 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>encoding</tt></i>:</span></td><td>the encoding name to use or NULL</td></tr><tr><td><span class="term"><i><tt>options</tt></i>:</span></td><td>a set of xmlSaveOptions</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new serialization context or NULL in case of error.</td></tr></tbody></table></div><h3><a name="xmlSaveTree" id="xmlSaveTree"></a>Function: xmlSaveTree</h3><pre class="programlisting">long xmlSaveTree (<a href="libxml-xmlsave.html#xmlSaveCtxtPtr">xmlSaveCtxtPtr</a> ctxt, <br /> <a href="libxml-tree.html#xmlNodePtr">xmlNodePtr</a> node)<br /> 59</pre><p>Save a subtree starting at the node parameter to a saving context TODO: The function is not fully implemented yet as it does not return the byte count but 0 instead</p> 60<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>ctxt</tt></i>:</span></td><td>a document saving context</td></tr><tr><td><span class="term"><i><tt>node</tt></i>:</span></td><td>the top node of the subtree to save</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of byte written or -1 in case of error</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> 61
