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                     35:         <th width="100%" align="center">libxml2 Reference Manual</th>
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                     38:     <h2>
                     39:       <span class="refentrytitle">xmlschemas</span>
                     40:     </h2>
                     41:     <p>xmlschemas - incomplete XML Schemas structure implementation</p>
                     42:     <p>interface to the XML Schemas handling and schema validity checking, it is incomplete right now. </p>
                     43:     <p>Author(s): Daniel Veillard </p>
                     44:     <div class="refsynopsisdiv">
                     45:       <h2>Synopsis</h2>
                     46:       <pre class="synopsis">typedef <a href="libxml2-xmlschemas.html#xmlSchema">xmlSchema</a> * <a href="#xmlSchemaPtr">xmlSchemaPtr</a>;
                     47: typedef struct _xmlSchemaParserCtxt <a href="#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a>;
                     48: typedef enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a>;
                     49: typedef <a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a> * <a href="#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a>;
                     50: typedef struct _xmlSchemaSAXPlug <a href="#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a>;
                     51: typedef <a href="libxml2-xmlschemas.html#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a> * <a href="#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a>;
                     52: typedef <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a> * <a href="#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>;
                     53: typedef struct _xmlSchema <a href="#xmlSchema">xmlSchema</a>;
                     54: typedef enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a>;
                     55: typedef struct _xmlSchemaValidCtxt <a href="#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a>;
                     56: <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>    <a href="#xmlSchemaNewDocParserCtxt">xmlSchemaNewDocParserCtxt</a>      (<a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc);
                     57: int    <a href="#xmlSchemaSAXUnplug">xmlSchemaSAXUnplug</a>            (<a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a> plug);
                     58: <a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a>        <a href="#xmlSchemaParse">xmlSchemaParse</a>            (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt);
                     59: void   <a href="#xmlSchemaFreeParserCtxt">xmlSchemaFreeParserCtxt</a>          (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt);
                     60: <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>    <a href="#xmlSchemaNewParserCtxt">xmlSchemaNewParserCtxt</a>    (const char * URL);
                     61: int    <a href="#xmlSchemaIsValid">xmlSchemaIsValid</a>                (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
                     62: typedef void <a href="#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a>      (void * ctx, <br/>                                       const char * msg, <br/>                                         ... ...);
                     63: <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);
                     64: 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);
                     65: 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);
                     66: 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);
                     67: 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);
                     68: 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);
                     69: int    <a href="#xmlSchemaValidCtxtGetOptions">xmlSchemaValidCtxtGetOptions</a>        (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
                     70: int    <a href="#xmlSchemaValidateFile">xmlSchemaValidateFile</a>              (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/>                                   const char * filename, <br/>                                    int options);
                     71: 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);
                     72: void   <a href="#xmlSchemaFree">xmlSchemaFree</a>                      (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
                     73: <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>    <a href="#xmlSchemaNewMemParserCtxt">xmlSchemaNewMemParserCtxt</a>      (const char * buffer, <br/>                                                      int size);
                     74: 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);
                     75: int    <a href="#xmlSchemaSetValidOptions">xmlSchemaSetValidOptions</a>        (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/>                                   int options);
                     76: 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);
                     77: typedef void <a href="#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a>  (void * ctx, <br/>                                       const char * msg, <br/>                                         ... ...);
                     78: void   <a href="#xmlSchemaDump">xmlSchemaDump</a>                      (FILE * output, <br/>                                    <a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
                     79: void   <a href="#xmlSchemaFreeValidCtxt">xmlSchemaFreeValidCtxt</a>            (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
                     80: <a href="libxml2-tree.html#xmlParserCtxtPtr">xmlParserCtxtPtr</a>      <a href="#xmlSchemaValidCtxtGetParserCtxt">xmlSchemaValidCtxtGetParserCtxt</a>  (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
                     81: 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);
                     82: <a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a>      <a href="#xmlSchemaNewValidCtxt">xmlSchemaNewValidCtxt</a>      (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
                     83: </pre>
                     84:     </div>
                     85:     <div class="refsect1" lang="en">
                     86:       <h2>Description</h2>
                     87:     </div>
                     88:     <div class="refsect1" lang="en">
                     89:       <h2>Details</h2>
                     90:       <div class="refsect2" lang="en">
                     91:         <div class="refsect2" lang="en"><h3><a name="xmlSchema">Structure </a>xmlSchema</h3><pre class="programlisting">struct _xmlSchema {
                     92:     const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *       name    : schema name
                     93:     const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *       targetNamespace : the target namespace
                     94:     const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *       version
                     95:     const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> *       id      : Obsolete
                     96:     <a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a>        doc
                     97:     <a href="libxml2-schemasInternals.html#xmlSchemaAnnotPtr">xmlSchemaAnnotPtr</a>    annot
                     98:     int        flags
                     99:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    typeDecl
                    100:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    attrDecl
                    101:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    attrgrpDecl
                    102:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    elemDecl
                    103:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    notaDecl
                    104:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    schemasImports
                    105:     void *     _private        : unused by the library for users or bindings
                    106:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    groupDecl
                    107:     <a href="libxml2-dict.html#xmlDictPtr">xmlDictPtr</a>      dict
                    108:     void *     includes        : the includes, this is opaque for now
                    109:     int        preserve        : whether to free the document
                    110:     int        counter : used to give ononymous components unique names
                    111:     <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>    idcDef  : All identity-constraint defs.
                    112:     void *     volatiles       : Obsolete
                    113: } xmlSchema;
                    114: </pre><p/>
                    115: </div>
                    116:         <hr/>
                    117:         <div class="refsect2" lang="en"><h3><a name="xmlSchemaParserCtxt">Structure </a>xmlSchemaParserCtxt</h3><pre class="programlisting">struct _xmlSchemaParserCtxt {
                    118: The content of this structure is not made public by the API.
                    119: } xmlSchemaParserCtxt;
                    120: </pre><p/>
                    121: </div>
                    122:         <hr/>
                    123:         <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;
                    124: </pre><p/>
                    125: </div>
                    126:         <hr/>
                    127:         <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;
                    128: </pre><p/>
                    129: </div>
                    130:         <hr/>
                    131:         <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;
                    132: </pre><p/>
                    133: </div>
                    134:         <hr/>
                    135:         <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXPlugStruct">Structure </a>xmlSchemaSAXPlugStruct</h3><pre class="programlisting">struct _xmlSchemaSAXPlug {
                    136: The content of this structure is not made public by the API.
                    137: } xmlSchemaSAXPlugStruct;
                    138: </pre><p/>
                    139: </div>
                    140:         <hr/>
                    141:         <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxt">Structure </a>xmlSchemaValidCtxt</h3><pre class="programlisting">struct _xmlSchemaValidCtxt {
                    142: The content of this structure is not made public by the API.
                    143: } xmlSchemaValidCtxt;
                    144: </pre><p/>
                    145: </div>
                    146:         <hr/>
                    147:         <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;
                    148: </pre><p/>
                    149: </div>
                    150:         <hr/>
                    151:         <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidError">Enum </a>xmlSchemaValidError</h3><pre class="programlisting">enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a> {
                    152:     <a name="XML_SCHEMAS_ERR_OK">XML_SCHEMAS_ERR_OK</a> = 0
                    153:     <a name="XML_SCHEMAS_ERR_NOROOT">XML_SCHEMAS_ERR_NOROOT</a> = 1
                    154:     <a name="XML_SCHEMAS_ERR_UNDECLAREDELEM">XML_SCHEMAS_ERR_UNDECLAREDELEM</a> = 2
                    155:     <a name="XML_SCHEMAS_ERR_NOTTOPLEVEL">XML_SCHEMAS_ERR_NOTTOPLEVEL</a> = 3
                    156:     <a name="XML_SCHEMAS_ERR_MISSING">XML_SCHEMAS_ERR_MISSING</a> = 4
                    157:     <a name="XML_SCHEMAS_ERR_WRONGELEM">XML_SCHEMAS_ERR_WRONGELEM</a> = 5
                    158:     <a name="XML_SCHEMAS_ERR_NOTYPE">XML_SCHEMAS_ERR_NOTYPE</a> = 6
                    159:     <a name="XML_SCHEMAS_ERR_NOROLLBACK">XML_SCHEMAS_ERR_NOROLLBACK</a> = 7
                    160:     <a name="XML_SCHEMAS_ERR_ISABSTRACT">XML_SCHEMAS_ERR_ISABSTRACT</a> = 8
                    161:     <a name="XML_SCHEMAS_ERR_NOTEMPTY">XML_SCHEMAS_ERR_NOTEMPTY</a> = 9
                    162:     <a name="XML_SCHEMAS_ERR_ELEMCONT">XML_SCHEMAS_ERR_ELEMCONT</a> = 10
                    163:     <a name="XML_SCHEMAS_ERR_HAVEDEFAULT">XML_SCHEMAS_ERR_HAVEDEFAULT</a> = 11
                    164:     <a name="XML_SCHEMAS_ERR_NOTNILLABLE">XML_SCHEMAS_ERR_NOTNILLABLE</a> = 12
                    165:     <a name="XML_SCHEMAS_ERR_EXTRACONTENT">XML_SCHEMAS_ERR_EXTRACONTENT</a> = 13
                    166:     <a name="XML_SCHEMAS_ERR_INVALIDATTR">XML_SCHEMAS_ERR_INVALIDATTR</a> = 14
                    167:     <a name="XML_SCHEMAS_ERR_INVALIDELEM">XML_SCHEMAS_ERR_INVALIDELEM</a> = 15
                    168:     <a name="XML_SCHEMAS_ERR_NOTDETERMINIST">XML_SCHEMAS_ERR_NOTDETERMINIST</a> = 16
                    169:     <a name="XML_SCHEMAS_ERR_CONSTRUCT">XML_SCHEMAS_ERR_CONSTRUCT</a> = 17
                    170:     <a name="XML_SCHEMAS_ERR_INTERNAL">XML_SCHEMAS_ERR_INTERNAL</a> = 18
                    171:     <a name="XML_SCHEMAS_ERR_NOTSIMPLE">XML_SCHEMAS_ERR_NOTSIMPLE</a> = 19
                    172:     <a name="XML_SCHEMAS_ERR_ATTRUNKNOWN">XML_SCHEMAS_ERR_ATTRUNKNOWN</a> = 20
                    173:     <a name="XML_SCHEMAS_ERR_ATTRINVALID">XML_SCHEMAS_ERR_ATTRINVALID</a> = 21
                    174:     <a name="XML_SCHEMAS_ERR_VALUE">XML_SCHEMAS_ERR_VALUE</a> = 22
                    175:     <a name="XML_SCHEMAS_ERR_FACET">XML_SCHEMAS_ERR_FACET</a> = 23
                    176:     <a name="XML_SCHEMAS_ERR_">XML_SCHEMAS_ERR_</a> = 24
                    177:     <a name="XML_SCHEMAS_ERR_XXX">XML_SCHEMAS_ERR_XXX</a> = 25
                    178: };
                    179: </pre><p/>
                    180: </div>
                    181:         <hr/>
                    182:         <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidOption">Enum </a>xmlSchemaValidOption</h3><pre class="programlisting">enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a> {
                    183:     <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. * */
                    184: };
                    185: </pre><p/>
                    186: </div>
                    187:         <hr/>
                    188:         <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/>
                    189: </pre><p>Signature of an error callback from an XSD validation</p>
                    190: <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>
                    191:         <hr/>
                    192:         <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/>
                    193: </pre><p>Signature of a warning callback from an XSD validation</p>
                    194: <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>
                    195:         <hr/>
                    196:         <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/>
                    197: </pre><p>Dump a Schema structure.</p>
                    198: <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>
                    199:         <hr/>
                    200:         <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/>
                    201: </pre><p>Deallocate a Schema structure.</p>
                    202: <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>
                    203:         <hr/>
                    204:         <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/>
                    205: </pre><p>Free the resources associated to the schema parser context</p>
                    206: <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>
                    207:         <hr/>
                    208:         <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/>
                    209: </pre><p>Free the resources associated to the schema validation context</p>
                    210: <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>
                    211:         <hr/>
                    212:         <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/>
                    213: </pre><p>Get the callback information used to handle errors for a parser context</p>
                    214: <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>
                    215:         <hr/>
                    216:         <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/>
                    217: </pre><p>Get the error and warning callback informations</p>
                    218: <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>
                    219:         <hr/>
                    220:         <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/>
                    221: </pre><p>Check if any error was detected during validation.</p>
                    222: <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>
                    223:         <hr/>
                    224:         <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/>
                    225: </pre><p>Create an XML Schemas parse context for that document. NB. The document may be modified during the parsing process.</p>
                    226: <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>
                    227:         <hr/>
                    228:         <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/>
                    229: </pre><p>Create an XML Schemas parse context for that memory buffer expected to contain an XML Schemas file.</p>
                    230: <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>
                    231:         <hr/>
                    232:         <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/>
                    233: </pre><p>Create an XML Schemas parse context for that file/resource expected to contain an XML Schemas file.</p>
                    234: <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>
                    235:         <hr/>
                    236:         <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/>
                    237: </pre><p>Create an XML Schemas validation context based on the given schema.</p>
                    238: <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>
                    239:         <hr/>
                    240:         <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/>
                    241: </pre><p>parse a schema definition resource and build an internal XML Shema struture which can be used to validate instances.</p>
                    242: <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>
                    243:         <hr/>
                    244:         <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/>
                    245: </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>
                    246: <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>
                    247:         <hr/>
                    248:         <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/>
                    249: </pre><p>Unplug a SAX based validation layer in a SAX parsing event flow. The original pointers used in the call are restored.</p>
                    250: <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>
                    251:         <hr/>
                    252:         <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/>
                    253: </pre><p>Set the callback functions used to handle errors for a validation context</p>
                    254: <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>
                    255:         <hr/>
                    256:         <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/>
                    257: </pre><p>Set the structured error callback</p>
                    258: <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>
                    259:         <hr/>
                    260:         <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/>
                    261: </pre><p>Set the error and warning callback informations</p>
                    262: <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>
                    263:         <hr/>
                    264:         <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/>
                    265: </pre><p>Sets the options to be used during the validation.</p>
                    266: <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>
                    267:         <hr/>
                    268:         <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/>
                    269: </pre><p>Set the structured error callback</p>
                    270: <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>
                    271:         <hr/>
                    272:         <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/>
                    273: </pre><p>Get the validation context options.</p>
                    274: <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>
                    275:         <hr/>
                    276:         <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/>
                    277: </pre><p>allow access to the parser context of the schema validation context</p>
                    278: <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>
                    279:         <hr/>
                    280:         <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/>
                    281: </pre><p>Validate a document tree in memory.</p>
                    282: <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>
                    283:         <hr/>
                    284:         <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/>
                    285: </pre><p>Do a schemas validation of the given resource, it will use the SAX streamable validation internally.</p>
                    286: <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>
                    287:         <hr/>
                    288:         <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/>
                    289: </pre><p>Validate a branch of a tree, starting with the given @elem.</p>
                    290: <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>
                    291:         <hr/>
                    292:         <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/>
                    293: </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>
                    294: <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>
                    295:         <hr/>
                    296:       </div>
                    297:     </div>
                    298:   </body>
                    299: </html>

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