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<head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> <title>xmlschemas: incomplete XML Schemas structure implementation</title> <meta name="generator" content="Libxml2 devhelp stylesheet"/> <link rel="start" href="index.html" title="libxml2 Reference Manual"/> <link rel="up" href="general.html" title="API"/> <link rel="stylesheet" href="style.css" type="text/css"/> <link rel="chapter" href="general.html" title="API"/> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"> <tr valign="middle"> <td> <a accesskey="p" href="libxml2-xmlsave.html"> <img src="left.png" width="24" height="24" border="0" alt="Prev"/> </a> </td> <td> <a accesskey="u" href="general.html"> <img src="up.png" width="24" height="24" border="0" alt="Up"/> </a> </td> <td> <a accesskey="h" href="index.html"> <img src="home.png" width="24" height="24" border="0" alt="Home"/> </a> </td> <td> <a accesskey="n" href="libxml2-xmlschemastypes.html"> <img src="right.png" width="24" height="24" border="0" alt="Next"/> </a> </td> <th width="100%" align="center">libxml2 Reference Manual</th> </tr> </table> <h2> <span class="refentrytitle">xmlschemas</span> </h2> <p>xmlschemas - incomplete XML Schemas structure implementation</p> <p>interface to the XML Schemas handling and schema validity checking, it is incomplete right now. </p> <p>Author(s): Daniel Veillard </p> <div class="refsynopsisdiv"> <h2>Synopsis</h2> <pre class="synopsis">typedef <a href="libxml2-xmlschemas.html#xmlSchema">xmlSchema</a> * <a href="#xmlSchemaPtr">xmlSchemaPtr</a>;
typedef struct _xmlSchemaParserCtxt <a href=“#xmlSchemaParserCtxt”>xmlSchemaParserCtxt</a>; typedef enum <a href=“#xmlSchemaValidOption”>xmlSchemaValidOption</a>; typedef <a href=“libxml2-xmlschemas.html#xmlSchemaSAXPlugStruct”>xmlSchemaSAXPlugStruct</a> * <a href=“#xmlSchemaSAXPlugPtr”>xmlSchemaSAXPlugPtr</a>; typedef struct _xmlSchemaSAXPlug <a href=“#xmlSchemaSAXPlugStruct”>xmlSchemaSAXPlugStruct</a>; typedef <a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxt”>xmlSchemaValidCtxt</a> * <a href=“#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a>; typedef <a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxt”>xmlSchemaParserCtxt</a> * <a href=“#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a>; typedef struct _xmlSchema <a href=“#xmlSchema”>xmlSchema</a>; typedef enum <a href=“#xmlSchemaValidError”>xmlSchemaValidError</a>; typedef struct _xmlSchemaValidCtxt <a href=“#xmlSchemaValidCtxt”>xmlSchemaValidCtxt</a>; <a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> <a href=“#xmlSchemaNewDocParserCtxt”>xmlSchemaNewDocParserCtxt</a> (<a href=“libxml2-tree.html#xmlDocPtr”>xmlDocPtr</a> doc); int <a href=“#xmlSchemaSAXUnplug”>xmlSchemaSAXUnplug</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr”>xmlSchemaSAXPlugPtr</a> plug); <a href=“libxml2-xmlschemas.html#xmlSchemaPtr”>xmlSchemaPtr</a> <a href=“#xmlSchemaParse”>xmlSchemaParse</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> ctxt); void <a href=“#xmlSchemaFreeParserCtxt”>xmlSchemaFreeParserCtxt</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> ctxt); void <a href=“#xmlSchemaValidateSetFilename”>xmlSchemaValidateSetFilename</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> vctxt, <br/> const char * filename); <a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> <a href=“#xmlSchemaNewParserCtxt”>xmlSchemaNewParserCtxt</a> (const char * URL); int <a href=“#xmlSchemaIsValid”>xmlSchemaIsValid</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt); typedef void <a href=“#xmlSchemaValidityErrorFunc”>xmlSchemaValidityErrorFunc</a> (void * ctx, <br/> const char * msg, <br/> … …); <a href=“libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr”>xmlSchemaSAXPlugPtr</a> <a href=“#xmlSchemaSAXPlug”>xmlSchemaSAXPlug</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-tree.html#xmlSAXHandlerPtr”>xmlSAXHandlerPtr</a> * sax, <br/> void ** user_data); int <a href=“#xmlSchemaValidateStream”>xmlSchemaValidateStream</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-tree.html#xmlParserInputBufferPtr”>xmlParserInputBufferPtr</a> input, <br/> <a href=“libxml2-encoding.html#xmlCharEncoding”>xmlCharEncoding</a> enc, <br/> <a href=“libxml2-tree.html#xmlSAXHandlerPtr”>xmlSAXHandlerPtr</a> sax, <br/> void * user_data); int <a href=“#xmlSchemaGetParserErrors”>xmlSchemaGetParserErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc”>xmlSchemaValidityErrorFunc</a> * err, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc”>xmlSchemaValidityWarningFunc</a> * warn, <br/> void ** ctx); void <a href=“#xmlSchemaValidateSetLocator”>xmlSchemaValidateSetLocator</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> vctxt, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityLocatorFunc”>xmlSchemaValidityLocatorFunc</a> f, <br/> void * ctxt); int <a href=“#xmlSchemaValidateOneElement”>xmlSchemaValidateOneElement</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-tree.html#xmlNodePtr”>xmlNodePtr</a> elem); void <a href=“#xmlSchemaSetValidStructuredErrors”>xmlSchemaSetValidStructuredErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlerror.html#xmlStructuredErrorFunc”>xmlStructuredErrorFunc</a> serror, <br/> void * ctx); void <a href=“#xmlSchemaSetValidErrors”>xmlSchemaSetValidErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc”>xmlSchemaValidityErrorFunc</a> err, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc”>xmlSchemaValidityWarningFunc</a> warn, <br/> void * ctx); int <a href=“#xmlSchemaValidCtxtGetOptions”>xmlSchemaValidCtxtGetOptions</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt); int <a href=“#xmlSchemaValidateFile”>xmlSchemaValidateFile</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> const char * filename, <br/> int options); int <a href=“#xmlSchemaValidateDoc”>xmlSchemaValidateDoc</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-tree.html#xmlDocPtr”>xmlDocPtr</a> doc); void <a href=“#xmlSchemaFree”>xmlSchemaFree</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaPtr”>xmlSchemaPtr</a> schema); <a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> <a href=“#xmlSchemaNewMemParserCtxt”>xmlSchemaNewMemParserCtxt</a> (const char * buffer, <br/> int size); typedef int <a href=“#xmlSchemaValidityLocatorFunc”>xmlSchemaValidityLocatorFunc</a> (void * ctx, <br/> const char ** file, <br/> unsigned long * line); int <a href=“#xmlSchemaGetValidErrors”>xmlSchemaGetValidErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc”>xmlSchemaValidityErrorFunc</a> * err, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc”>xmlSchemaValidityWarningFunc</a> * warn, <br/> void ** ctx); int <a href=“#xmlSchemaSetValidOptions”>xmlSchemaSetValidOptions</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt, <br/> int options); void <a href=“#xmlSchemaSetParserErrors”>xmlSchemaSetParserErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc”>xmlSchemaValidityErrorFunc</a> err, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc”>xmlSchemaValidityWarningFunc</a> warn, <br/> void * ctx); typedef void <a href=“#xmlSchemaValidityWarningFunc”>xmlSchemaValidityWarningFunc</a> (void * ctx, <br/> const char * msg, <br/> … …); void <a href=“#xmlSchemaDump”>xmlSchemaDump</a> (FILE * output, <br/> <a href=“libxml2-xmlschemas.html#xmlSchemaPtr”>xmlSchemaPtr</a> schema); void <a href=“#xmlSchemaFreeValidCtxt”>xmlSchemaFreeValidCtxt</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt); <a href=“libxml2-tree.html#xmlParserCtxtPtr”>xmlParserCtxtPtr</a> <a href=“#xmlSchemaValidCtxtGetParserCtxt”>xmlSchemaValidCtxtGetParserCtxt</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> ctxt); void <a href=“#xmlSchemaSetParserStructuredErrors”>xmlSchemaSetParserStructuredErrors</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr”>xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href=“libxml2-xmlerror.html#xmlStructuredErrorFunc”>xmlStructuredErrorFunc</a> serror, <br/> void * ctx); <a href=“libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr”>xmlSchemaValidCtxtPtr</a> <a href=“#xmlSchemaNewValidCtxt”>xmlSchemaNewValidCtxt</a> (<a href=“libxml2-xmlschemas.html#xmlSchemaPtr”>xmlSchemaPtr</a> schema); </pre>
</div> <div class="refsect1" lang="en"> <h2>Description</h2> </div> <div class="refsect1" lang="en"> <h2>Details</h2> <div class="refsect2" lang="en"> <div class="refsect2" lang="en"><h3><a name="xmlSchema">Structure </a>xmlSchema</h3><pre class="programlisting">struct _xmlSchema { const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name : schema name const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * targetNamespace : the target namespace const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * version const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * id : Obsolete <a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc <a href="libxml2-schemasInternals.html#xmlSchemaAnnotPtr">xmlSchemaAnnotPtr</a> annot int flags <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> typeDecl <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> attrDecl <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> attrgrpDecl <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> elemDecl <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> notaDecl <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> schemasImports void * _private : unused by the library for users or bindings <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> groupDecl <a href="libxml2-dict.html#xmlDictPtr">xmlDictPtr</a> dict void * includes : the includes, this is opaque for now int preserve : whether to free the document int counter : used to give anonymous components unique names <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> idcDef : All identity-constraint defs. void * volatiles : Obsolete
} xmlSchema; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaParserCtxt">Structure </a>xmlSchemaParserCtxt</h3><pre class="programlisting">struct _xmlSchemaParserCtxt {
The content of this structure is not made public by the API. } xmlSchemaParserCtxt; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaParserCtxtPtr">Typedef </a>xmlSchemaParserCtxtPtr</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a> * xmlSchemaParserCtxtPtr;
</pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaPtr">Typedef </a>xmlSchemaPtr</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchema">xmlSchema</a> * xmlSchemaPtr;
</pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXPlugPtr">Typedef </a>xmlSchemaSAXPlugPtr</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a> * xmlSchemaSAXPlugPtr;
</pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXPlugStruct">Structure </a>xmlSchemaSAXPlugStruct</h3><pre class="programlisting">struct _xmlSchemaSAXPlug {
The content of this structure is not made public by the API. } xmlSchemaSAXPlugStruct; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxt">Structure </a>xmlSchemaValidCtxt</h3><pre class="programlisting">struct _xmlSchemaValidCtxt {
The content of this structure is not made public by the API. } xmlSchemaValidCtxt; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxtPtr">Typedef </a>xmlSchemaValidCtxtPtr</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a> * xmlSchemaValidCtxtPtr;
</pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidError">Enum </a>xmlSchemaValidError</h3><pre class="programlisting">enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a> { <a name="XML_SCHEMAS_ERR_OK">XML_SCHEMAS_ERR_OK</a> = 0 <a name="XML_SCHEMAS_ERR_NOROOT">XML_SCHEMAS_ERR_NOROOT</a> = 1 <a name="XML_SCHEMAS_ERR_UNDECLAREDELEM">XML_SCHEMAS_ERR_UNDECLAREDELEM</a> = 2 <a name="XML_SCHEMAS_ERR_NOTTOPLEVEL">XML_SCHEMAS_ERR_NOTTOPLEVEL</a> = 3 <a name="XML_SCHEMAS_ERR_MISSING">XML_SCHEMAS_ERR_MISSING</a> = 4 <a name="XML_SCHEMAS_ERR_WRONGELEM">XML_SCHEMAS_ERR_WRONGELEM</a> = 5 <a name="XML_SCHEMAS_ERR_NOTYPE">XML_SCHEMAS_ERR_NOTYPE</a> = 6 <a name="XML_SCHEMAS_ERR_NOROLLBACK">XML_SCHEMAS_ERR_NOROLLBACK</a> = 7 <a name="XML_SCHEMAS_ERR_ISABSTRACT">XML_SCHEMAS_ERR_ISABSTRACT</a> = 8 <a name="XML_SCHEMAS_ERR_NOTEMPTY">XML_SCHEMAS_ERR_NOTEMPTY</a> = 9 <a name="XML_SCHEMAS_ERR_ELEMCONT">XML_SCHEMAS_ERR_ELEMCONT</a> = 10 <a name="XML_SCHEMAS_ERR_HAVEDEFAULT">XML_SCHEMAS_ERR_HAVEDEFAULT</a> = 11 <a name="XML_SCHEMAS_ERR_NOTNILLABLE">XML_SCHEMAS_ERR_NOTNILLABLE</a> = 12 <a name="XML_SCHEMAS_ERR_EXTRACONTENT">XML_SCHEMAS_ERR_EXTRACONTENT</a> = 13 <a name="XML_SCHEMAS_ERR_INVALIDATTR">XML_SCHEMAS_ERR_INVALIDATTR</a> = 14 <a name="XML_SCHEMAS_ERR_INVALIDELEM">XML_SCHEMAS_ERR_INVALIDELEM</a> = 15 <a name="XML_SCHEMAS_ERR_NOTDETERMINIST">XML_SCHEMAS_ERR_NOTDETERMINIST</a> = 16 <a name="XML_SCHEMAS_ERR_CONSTRUCT">XML_SCHEMAS_ERR_CONSTRUCT</a> = 17 <a name="XML_SCHEMAS_ERR_INTERNAL">XML_SCHEMAS_ERR_INTERNAL</a> = 18 <a name="XML_SCHEMAS_ERR_NOTSIMPLE">XML_SCHEMAS_ERR_NOTSIMPLE</a> = 19 <a name="XML_SCHEMAS_ERR_ATTRUNKNOWN">XML_SCHEMAS_ERR_ATTRUNKNOWN</a> = 20 <a name="XML_SCHEMAS_ERR_ATTRINVALID">XML_SCHEMAS_ERR_ATTRINVALID</a> = 21 <a name="XML_SCHEMAS_ERR_VALUE">XML_SCHEMAS_ERR_VALUE</a> = 22 <a name="XML_SCHEMAS_ERR_FACET">XML_SCHEMAS_ERR_FACET</a> = 23 <a name="XML_SCHEMAS_ERR_">XML_SCHEMAS_ERR_</a> = 24 <a name="XML_SCHEMAS_ERR_XXX">XML_SCHEMAS_ERR_XXX</a> = 25
}; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidOption">Enum </a>xmlSchemaValidOption</h3><pre class="programlisting">enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a> { <a name="XML_SCHEMA_VAL_VC_I_CREATE">XML_SCHEMA_VAL_VC_I_CREATE</a> = 1 Default/fixed: create an attribute node * or an element's text node on the instance. *
}; </pre><p/> </div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidityErrorFunc"/>Function type xmlSchemaValidityErrorFunc</h3><pre class="programlisting">void xmlSchemaValidityErrorFunc (void * ctx, <br/> const char * msg, <br/> ... ...)<br/>
</pre><p>Signature of an error callback from an XSD
validation</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctx
:</span></td><td>the
validation context</td></tr><tr><td><span
class=“term”>msg
:</span></td><td>the
message</td></tr><tr><td><span
class=“term”>...
:</span></td><td>extra
arguments</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidityLocatorFunc"/>Function type xmlSchemaValidityLocatorFunc</h3><pre class="programlisting">int xmlSchemaValidityLocatorFunc (void * ctx, <br/> const char ** file, <br/> unsigned long * line)<br/>
</pre><p>A schemas validation locator, a callback called by the
validator. This is used when file or node informations are not available to
find out what file and line number are affected</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctx
:</span></td><td>user
provided context</td></tr><tr><td><span
class=“term”>file
:</span></td><td>returned
file information</td></tr><tr><td><span
class=“term”>line
:</span></td><td>returned
line information</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
in case of success and -1 in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidityWarningFunc"/>Function type xmlSchemaValidityWarningFunc</h3><pre class="programlisting">void xmlSchemaValidityWarningFunc (void * ctx, <br/> const char * msg, <br/> ... ...)<br/>
</pre><p>Signature of a warning callback from an XSD
validation</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctx
:</span></td><td>the
validation context</td></tr><tr><td><span
class=“term”>msg
:</span></td><td>the
message</td></tr><tr><td><span
class=“term”>...
:</span></td><td>extra
arguments</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaDump"/>xmlSchemaDump ()</h3><pre class="programlisting">void xmlSchemaDump (FILE * output, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema)<br/>
</pre><p>Dump a Schema structure.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>output
:</span></td><td>the
file output</td></tr><tr><td><span
class=“term”>schema
:</span></td><td>a
schema
structure</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaFree"/>xmlSchemaFree ()</h3><pre class="programlisting">void xmlSchemaFree (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema)<br/>
</pre><p>Deallocate a Schema structure.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>schema
:</span></td><td>a
schema
structure</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaFreeParserCtxt"/>xmlSchemaFreeParserCtxt ()</h3><pre class="programlisting">void xmlSchemaFreeParserCtxt (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt)<br/>
</pre><p>Free the resources associated to the schema parser
context</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>the
schema parser
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaFreeValidCtxt"/>xmlSchemaFreeValidCtxt ()</h3><pre class="programlisting">void xmlSchemaFreeValidCtxt (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt)<br/>
</pre><p>Free the resources associated to the schema validation
context</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>the
schema validation
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaGetParserErrors"/>xmlSchemaGetParserErrors ()</h3><pre class="programlisting">int xmlSchemaGetParserErrors (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> * err, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> * warn, <br/> void ** ctx)<br/>
</pre><p>Get the callback information used to handle errors for
a parser context</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
XMl-Schema parser context</td></tr><tr><td><span
class=“term”>err
:</span></td><td>the
error callback result</td></tr><tr><td><span
class=“term”>warn
:</span></td><td>the
warning callback result</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>contextual
data for the callbacks
result</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>-1
in case of failure, 0
otherwise</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaGetValidErrors"/>xmlSchemaGetValidErrors ()</h3><pre class="programlisting">int xmlSchemaGetValidErrors (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> * err, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> * warn, <br/> void ** ctx)<br/>
</pre><p>Get the error and warning callback
informations</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
XML-Schema validation
context</td></tr><tr><td><span
class=“term”>err
:</span></td><td>the
error function result</td></tr><tr><td><span
class=“term”>warn
:</span></td><td>the
warning function result</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>the
functions context result</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>-1
in case of error and 0
otherwise</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaIsValid"/>xmlSchemaIsValid ()</h3><pre class="programlisting">int xmlSchemaIsValid (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt)<br/>
</pre><p>Check if any error was detected during
validation.</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>the
schema validation context</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>1
if valid so far, 0 if errors were detected, and -1 in case of internal
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaNewDocParserCtxt"/>xmlSchemaNewDocParserCtxt ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> xmlSchemaNewDocParserCtxt (<a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc)<br/>
</pre><p>Create an XML Schemas parse context for that document.
NB. The document may be modified during the parsing process.</p>
<div class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>doc
:</span></td><td>a
preparsed document tree</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
parser context or NULL in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaNewMemParserCtxt"/>xmlSchemaNewMemParserCtxt ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> xmlSchemaNewMemParserCtxt (const char * buffer, <br/> int size)<br/>
</pre><p>Create an XML Schemas parse context for that memory
buffer expected to contain an XML Schemas file.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>buffer
:</span></td><td>a
pointer to a char array containing the
schemas</td></tr><tr><td><span
class=“term”>size
:</span></td><td>the
size of the array</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
parser context or NULL in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaNewParserCtxt"/>xmlSchemaNewParserCtxt ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> xmlSchemaNewParserCtxt (const char * URL)<br/>
</pre><p>Create an XML Schemas parse context for that
file/resource expected to contain an XML Schemas file.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>URL
:</span></td><td>the
location of the schema</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
parser context or NULL in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaNewValidCtxt"/>xmlSchemaNewValidCtxt ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> xmlSchemaNewValidCtxt (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema)<br/>
</pre><p>Create an XML Schemas validation context based on the
given schema.</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>schema
:</span></td><td>a
precompiled XML Schemas</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
validation context or NULL in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaParse"/>xmlSchemaParse ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> xmlSchemaParse (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt)<br/>
</pre><p>parse a schema definition resource and build an
internal XML Schema structure which can be used to validate
instances.</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
internal XML Schema structure built from the resource or NULL in case of
error</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXPlug"/>xmlSchemaSAXPlug ()</h3><pre class="programlisting"><a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a> xmlSchemaSAXPlug (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlSAXHandlerPtr">xmlSAXHandlerPtr</a> * sax, <br/> void ** user_data)<br/>
</pre><p>Plug a SAX based validation layer in a SAX parsing
event flow. The original @saxptr and @dataptr data are replaced by new
pointers but the calls to the original will be maintained.</p>
<div class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>sax
:</span></td><td>a
pointer to the original <a
href=“libxml2-tree.html#xmlSAXHandlerPtr”>xmlSAXHandlerPtr</a></td></tr><tr><td><span
class=“term”>user_data
:</span></td><td>a
pointer to the original SAX user data
pointer</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>a
pointer to a data structure needed to unplug the validation layer or NULL
in case of
errors.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXUnplug"/>xmlSchemaSAXUnplug ()</h3><pre class="programlisting">int xmlSchemaSAXUnplug (<a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a> plug)<br/>
</pre><p>Unplug a SAX based validation layer in a SAX parsing
event flow. The original pointers used in the call are restored.</p>
<div class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>plug
:</span></td><td>a
data structure returned by <a
href=“libxml2-xmlschemas.html#xmlSchemaSAXPlug”>xmlSchemaSAXPlug</a></td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
in case of success and -1 in case of
failure.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSetParserErrors"/>xmlSchemaSetParserErrors ()</h3><pre class="programlisting">void xmlSchemaSetParserErrors (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> err, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> warn, <br/> void * ctx)<br/>
</pre><p>Set the callback functions used to handle errors for a
validation context</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>err
:</span></td><td>the
error callback</td></tr><tr><td><span
class=“term”>warn
:</span></td><td>the
warning callback</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>contextual
data for the
callbacks</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSetParserStructuredErrors"/>xmlSchemaSetParserStructuredErrors ()</h3><pre class="programlisting">void xmlSchemaSetParserStructuredErrors (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlerror.html#xmlStructuredErrorFunc">xmlStructuredErrorFunc</a> serror, <br/> void * ctx)<br/>
</pre><p>Set the structured error callback</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema parser context</td></tr><tr><td><span
class=“term”>serror
:</span></td><td>the
structured error function</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>the
functions
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSetValidErrors"/>xmlSchemaSetValidErrors ()</h3><pre class="programlisting">void xmlSchemaSetValidErrors (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> err, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> warn, <br/> void * ctx)<br/>
</pre><p>Set the error and warning callback
informations</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>err
:</span></td><td>the
error function</td></tr><tr><td><span
class=“term”>warn
:</span></td><td>the
warning function</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>the
functions
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSetValidOptions"/>xmlSchemaSetValidOptions ()</h3><pre class="programlisting">int xmlSchemaSetValidOptions (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> int options)<br/>
</pre><p>Sets the options to be used during the
validation.</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>options
:</span></td><td>a
combination of <a
href=“libxml2-xmlschemas.html#xmlSchemaValidOption”>xmlSchemaValidOption</a></td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
in case of success, -1 in case of an API
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaSetValidStructuredErrors"/>xmlSchemaSetValidStructuredErrors ()</h3><pre class="programlisting">void xmlSchemaSetValidStructuredErrors (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-xmlerror.html#xmlStructuredErrorFunc">xmlStructuredErrorFunc</a> serror, <br/> void * ctx)<br/>
</pre><p>Set the structured error callback</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>serror
:</span></td><td>the
structured error function</td></tr><tr><td><span
class=“term”>ctx
:</span></td><td>the
functions
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxtGetOptions"/>xmlSchemaValidCtxtGetOptions ()</h3><pre class="programlisting">int xmlSchemaValidCtxtGetOptions (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt)<br/>
</pre><p>Get the validation context options.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
option combination or -1 on
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxtGetParserCtxt"/>xmlSchemaValidCtxtGetParserCtxt ()</h3><pre class="programlisting"><a href="libxml2-tree.html#xmlParserCtxtPtr">xmlParserCtxtPtr</a> xmlSchemaValidCtxtGetParserCtxt (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt)<br/>
</pre><p>allow access to the parser context of the schema
validation context</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>the
parser context of the schema validation context or NULL in case of
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateDoc"/>xmlSchemaValidateDoc ()</h3><pre class="programlisting">int xmlSchemaValidateDoc (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc)<br/>
</pre><p>Validate a document tree in memory.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>doc
:</span></td><td>a
parsed document tree</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
if the document is schemas valid, a positive error code number otherwise
and -1 in case of internal or API
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateFile"/>xmlSchemaValidateFile ()</h3><pre class="programlisting">int xmlSchemaValidateFile (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> const char * filename, <br/> int options)<br/>
</pre><p>Do a schemas validation of the given resource, it will
use the SAX streamable validation internally.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>filename
:</span></td><td>the
URI of the instance</td></tr><tr><td><span
class=“term”>options
:</span></td><td>a
future set of options, currently
unused</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
if the document is valid, a positive error code number otherwise and -1 in
case of an internal or API
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateOneElement"/>xmlSchemaValidateOneElement ()</h3><pre class="programlisting">int xmlSchemaValidateOneElement (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlNodePtr">xmlNodePtr</a> elem)<br/>
</pre><p>Validate a branch of a tree, starting with the given
@elem.</p> <div class=“variablelist”><table
border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>elem
:</span></td><td>an
element node</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
if the element and its subtree is valid, a positive error code number
otherwise and -1 in case of an internal or API
error.</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateSetFilename"/>xmlSchemaValidateSetFilename ()</h3><pre class="programlisting">void xmlSchemaValidateSetFilename (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> vctxt, <br/> const char * filename)<br/>
</pre><p>Workaround to provide file error reporting information
when this is not provided by current APIs</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>vctxt
:</span></td><td>the
schema validation context</td></tr><tr><td><span
class=“term”>filename
:</span></td><td>the
file
name</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateSetLocator"/>xmlSchemaValidateSetLocator ()</h3><pre class="programlisting">void xmlSchemaValidateSetLocator (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> vctxt, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaValidityLocatorFunc">xmlSchemaValidityLocatorFunc</a> f, <br/> void * ctxt)<br/>
</pre><p>Allows to set a locator function to the validation
context, which will be used to provide file and line information since
those are not provided as part of the SAX validation flow Setting @f to
NULL disable the locator.</p> <div
class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>vctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>f
:</span></td><td>the
locator function pointer</td></tr><tr><td><span
class=“term”>ctxt
:</span></td><td>the
locator
context</td></tr></tbody></table></div></div>
<hr/> <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidateStream"/>xmlSchemaValidateStream ()</h3><pre class="programlisting">int xmlSchemaValidateStream (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlParserInputBufferPtr">xmlParserInputBufferPtr</a> input, <br/> <a href="libxml2-encoding.html#xmlCharEncoding">xmlCharEncoding</a> enc, <br/> <a href="libxml2-tree.html#xmlSAXHandlerPtr">xmlSAXHandlerPtr</a> sax, <br/> void * user_data)<br/>
</pre><p>Validate an input based on a flow of SAX event from
the parser and forward the events to the @sax handler with the provided
@user_data the user provided @sax handler must be a SAX2 one.</p>
<div class=“variablelist”><table border=“0”><col
align=“left”/><tbody><tr><td><span
class=“term”>ctxt
:</span></td><td>a
schema validation context</td></tr><tr><td><span
class=“term”>input
:</span></td><td>the
input to use for reading the
data</td></tr><tr><td><span
class=“term”>enc
:</span></td><td>an
optional encoding
information</td></tr><tr><td><span
class=“term”>sax
:</span></td><td>a
SAX handler for the resulting
events</td></tr><tr><td><span
class=“term”>user_data
:</span></td><td>the
context to provide to the SAX
handler.</td></tr><tr><td><span
class=“term”>Returns
:</span></td><td>0
if the document is schemas valid, a positive error code number otherwise
and -1 in case of internal or API
error.</td></tr></tbody></table></div></div>
<hr/> </div> </div> </body>
</html>