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<title>xmlschemas: incomplete XML Schemas structure implementation</title>
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<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 struct _xmlSchema <a href="#xmlSchema">xmlSchema</a>;
typedef struct _xmlSchemaParserCtxt <a href="#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a>;
typedef <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a> * <a href="#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>;
typedef <a href="libxml2-xmlschemas.html#xmlSchema">xmlSchema</a> * <a href="#xmlSchemaPtr">xmlSchemaPtr</a>;
typedef <a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a> * <a href="#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a>;
typedef struct _xmlSchemaSAXPlug <a href="#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a>;
typedef struct _xmlSchemaValidCtxt <a href="#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a>;
typedef <a href="libxml2-xmlschemas.html#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a> * <a href="#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a>;
typedef enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a>;
typedef enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a>;
void <a href="#xmlSchemaDump">xmlSchemaDump</a> (FILE * output, <br> <a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
void <a href="#xmlSchemaFree">xmlSchemaFree</a> (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
void <a href="#xmlSchemaFreeParserCtxt">xmlSchemaFreeParserCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt);
void <a href="#xmlSchemaFreeValidCtxt">xmlSchemaFreeValidCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
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);
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="#xmlSchemaIsValid">xmlSchemaIsValid</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> <a href="#xmlSchemaNewDocParserCtxt">xmlSchemaNewDocParserCtxt</a> (<a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc);
<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> <a href="#xmlSchemaNewMemParserCtxt">xmlSchemaNewMemParserCtxt</a> (const char * buffer, <br> int size);
<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> <a href="#xmlSchemaNewParserCtxt">xmlSchemaNewParserCtxt</a> (const char * URL);
<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> <a href="#xmlSchemaNewValidCtxt">xmlSchemaNewValidCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> <a href="#xmlSchemaParse">xmlSchemaParse</a> (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt);
<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="#xmlSchemaSAXUnplug">xmlSchemaSAXUnplug</a> (<a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a> plug);
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);
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);
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="#xmlSchemaSetValidOptions">xmlSchemaSetValidOptions</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br> int options);
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);
int <a href="#xmlSchemaValidCtxtGetOptions">xmlSchemaValidCtxtGetOptions</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);
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);
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="#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="#xmlSchemaValidateSetFilename">xmlSchemaValidateSetFilename</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> vctxt, <br> const char * filename);
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="#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);
typedef void <a href="#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> (void * ctx, <br> const char * msg, <br> ... ...);
typedef int <a href="#xmlSchemaValidityLocatorFunc">xmlSchemaValidityLocatorFunc</a> (void * ctx, <br> const char ** file, <br> unsigned long * line);
typedef void <a href="#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> (void * ctx, <br> const char * msg, <br> ... ...);
</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></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></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></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></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></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></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></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></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></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></p>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidityErrorFunc"></a>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"><i><tt>ctx</tt></i>:</span></td>
<td>the validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>msg</tt></i>:</span></td>
<td>the message</td>
</tr>
<tr>
<td><span class="term"><i><tt>...</tt></i>:</span></td>
<td>extra arguments</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidityLocatorFunc"></a>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 information 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"><i><tt>ctx</tt></i>:</span></td>
<td>user provided context</td>
</tr>
<tr>
<td><span class="term"><i><tt>file</tt></i>:</span></td>
<td>returned file information</td>
</tr>
<tr>
<td><span class="term"><i><tt>line</tt></i>:</span></td>
<td>returned line information</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success and -1 in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidityWarningFunc"></a>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"><i><tt>ctx</tt></i>:</span></td>
<td>the validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>msg</tt></i>:</span></td>
<td>the message</td>
</tr>
<tr>
<td><span class="term"><i><tt>...</tt></i>:</span></td>
<td>extra arguments</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaDump"></a>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"><i><tt>output</tt></i>:</span></td>
<td>the file output</td>
</tr>
<tr>
<td><span class="term"><i><tt>schema</tt></i>:</span></td>
<td>a schema structure</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaFree"></a>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"><i><tt>schema</tt></i>:</span></td>
<td>a schema structure</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaFreeParserCtxt"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>the schema parser context</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaFreeValidCtxt"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>the schema validation context</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaGetParserErrors"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a XMl-Schema parser context</td>
</tr>
<tr>
<td><span class="term"><i><tt>err</tt></i>:</span></td>
<td>the error callback result</td>
</tr>
<tr>
<td><span class="term"><i><tt>warn</tt></i>:</span></td>
<td>the warning callback result</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>contextual data for the callbacks result</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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 information</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctxt</tt></i>:</span></td>
<td>a XML-Schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>err</tt></i>:</span></td>
<td>the error function result</td>
</tr>
<tr>
<td><span class="term"><i><tt>warn</tt></i>:</span></td>
<td>the warning function result</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the functions context result</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>the schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>doc</tt></i>:</span></td>
<td>a preparsed document tree</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>buffer</tt></i>:</span></td>
<td>a pointer to a char array containing the schemas</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 parser context or NULL in case of error</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaNewParserCtxt"></a>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"><i><tt>URL</tt></i>:</span></td>
<td>the location of the schema</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>schema</tt></i>:</span></td>
<td>a precompiled XML Schemas</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>sax</tt></i>:</span></td>
<td>a pointer to the original <a href="libxml2-tree.html#xmlSAXHandlerPtr">xmlSAXHandlerPtr</a>
</td>
</tr>
<tr>
<td><span class="term"><i><tt>user_data</tt></i>:</span></td>
<td>a pointer to the original SAX user data pointer</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>plug</tt></i>:</span></td>
<td>a data structure returned by <a href="libxml2-xmlschemas.html#xmlSchemaSAXPlug">xmlSchemaSAXPlug</a>
</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</span></td>
<td>0 in case of success and -1 in case of failure.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaSetParserErrors"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>err</tt></i>:</span></td>
<td>the error callback</td>
</tr>
<tr>
<td><span class="term"><i><tt>warn</tt></i>:</span></td>
<td>the warning callback</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>contextual data for the callbacks</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaSetParserStructuredErrors"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema parser context</td>
</tr>
<tr>
<td><span class="term"><i><tt>serror</tt></i>:</span></td>
<td>the structured error function</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the functions context</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaSetValidErrors"></a>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 information</p>
<div class="variablelist"><table border="0">
<col align="left">
<tbody>
<tr>
<td><span class="term"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>err</tt></i>:</span></td>
<td>the error function</td>
</tr>
<tr>
<td><span class="term"><i><tt>warn</tt></i>:</span></td>
<td>the warning function</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the functions context</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaSetValidOptions"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>options</tt></i>:</span></td>
<td>a combination of <a href="libxml2-xmlschemas.html#xmlSchemaValidOption">xmlSchemaValidOption</a>
</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>serror</tt></i>:</span></td>
<td>the structured error function</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctx</tt></i>:</span></td>
<td>the functions context</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidCtxtGetOptions"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>doc</tt></i>:</span></td>
<td>a parsed document tree</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>filename</tt></i>:</span></td>
<td>the URI of the instance</td>
</tr>
<tr>
<td><span class="term"><i><tt>options</tt></i>:</span></td>
<td>a future set of options, currently unused</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>elem</tt></i>:</span></td>
<td>an element node</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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"></a>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"><i><tt>vctxt</tt></i>:</span></td>
<td>the schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>filename</tt></i>:</span></td>
<td>the file name</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidateSetLocator"></a>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"><i><tt>vctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>f</tt></i>:</span></td>
<td>the locator function pointer</td>
</tr>
<tr>
<td><span class="term"><i><tt>ctxt</tt></i>:</span></td>
<td>the locator context</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" lang="en">
<h3>
<a name="xmlSchemaValidateStream"></a>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"><i><tt>ctxt</tt></i>:</span></td>
<td>a schema validation context</td>
</tr>
<tr>
<td><span class="term"><i><tt>input</tt></i>:</span></td>
<td>the input to use for reading the data</td>
</tr>
<tr>
<td><span class="term"><i><tt>enc</tt></i>:</span></td>
<td>an optional encoding information</td>
</tr>
<tr>
<td><span class="term"><i><tt>sax</tt></i>:</span></td>
<td>a SAX handler for the resulting events</td>
</tr>
<tr>
<td><span class="term"><i><tt>user_data</tt></i>:</span></td>
<td>the context to provide to the SAX handler.</td>
</tr>
<tr>
<td><span class="term"><i><tt>Returns</tt></i>:</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>