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35 <th width="100%" align="center">libxml2 Reference Manual</th>
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37 </table>
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>;
47typedef struct _xmlSchemaParserCtxt <a href="#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a>;
48typedef enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a>;
49typedef <a href="libxml2-xmlschemas.html#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a> * <a href="#xmlSchemaSAXPlugPtr">xmlSchemaSAXPlugPtr</a>;
50typedef struct _xmlSchemaSAXPlug <a href="#xmlSchemaSAXPlugStruct">xmlSchemaSAXPlugStruct</a>;
51typedef <a href="libxml2-xmlschemas.html#xmlSchemaValidCtxt">xmlSchemaValidCtxt</a> * <a href="#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a>;
52typedef <a href="libxml2-xmlschemas.html#xmlSchemaParserCtxt">xmlSchemaParserCtxt</a> * <a href="#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a>;
53typedef struct _xmlSchema <a href="#xmlSchema">xmlSchema</a>;
54typedef enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a>;
55typedef 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);
57int <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);
59void <a href="#xmlSchemaFreeParserCtxt">xmlSchemaFreeParserCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> ctxt);
60void <a href="#xmlSchemaValidateSetFilename">xmlSchemaValidateSetFilename</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> vctxt, <br/> const char * filename);
61<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> <a href="#xmlSchemaNewParserCtxt">xmlSchemaNewParserCtxt</a> (const char * URL);
62int <a href="#xmlSchemaIsValid">xmlSchemaIsValid</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
63typedef void <a href="#xmlSchemaValidityErrorFunc">xmlSchemaValidityErrorFunc</a> (void * ctx, <br/> const char * msg, <br/> ... ...);
64<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);
65int <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);
66int <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);
67void <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);
68int <a href="#xmlSchemaValidateOneElement">xmlSchemaValidateOneElement</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlNodePtr">xmlNodePtr</a> elem);
69void <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);
70void <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);
71int <a href="#xmlSchemaValidCtxtGetOptions">xmlSchemaValidCtxtGetOptions</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
72int <a href="#xmlSchemaValidateFile">xmlSchemaValidateFile</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> const char * filename, <br/> int options);
73int <a href="#xmlSchemaValidateDoc">xmlSchemaValidateDoc</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> <a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc);
74void <a href="#xmlSchemaFree">xmlSchemaFree</a> (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
75<a href="libxml2-xmlschemas.html#xmlSchemaParserCtxtPtr">xmlSchemaParserCtxtPtr</a> <a href="#xmlSchemaNewMemParserCtxt">xmlSchemaNewMemParserCtxt</a> (const char * buffer, <br/> int size);
76typedef int <a href="#xmlSchemaValidityLocatorFunc">xmlSchemaValidityLocatorFunc</a> (void * ctx, <br/> const char ** file, <br/> unsigned long * line);
77int <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);
78int <a href="#xmlSchemaSetValidOptions">xmlSchemaSetValidOptions</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt, <br/> int options);
79void <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);
80typedef void <a href="#xmlSchemaValidityWarningFunc">xmlSchemaValidityWarningFunc</a> (void * ctx, <br/> const char * msg, <br/> ... ...);
81void <a href="#xmlSchemaDump">xmlSchemaDump</a> (FILE * output, <br/> <a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
82void <a href="#xmlSchemaFreeValidCtxt">xmlSchemaFreeValidCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
83<a href="libxml2-tree.html#xmlParserCtxtPtr">xmlParserCtxtPtr</a> <a href="#xmlSchemaValidCtxtGetParserCtxt">xmlSchemaValidCtxtGetParserCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> ctxt);
84void <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);
85<a href="libxml2-xmlschemas.html#xmlSchemaValidCtxtPtr">xmlSchemaValidCtxtPtr</a> <a href="#xmlSchemaNewValidCtxt">xmlSchemaNewValidCtxt</a> (<a href="libxml2-xmlschemas.html#xmlSchemaPtr">xmlSchemaPtr</a> schema);
86</pre>
87 </div>
88 <div class="refsect1" lang="en">
89 <h2>Description</h2>
90 </div>
91 <div class="refsect1" lang="en">
92 <h2>Details</h2>
93 <div class="refsect2" lang="en">
94 <div class="refsect2" lang="en"><h3><a name="xmlSchema">Structure </a>xmlSchema</h3><pre class="programlisting">struct _xmlSchema {
95 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * name : schema name
96 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * targetNamespace : the target namespace
97 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * version
98 const <a href="libxml2-xmlstring.html#xmlChar">xmlChar</a> * id : Obsolete
99 <a href="libxml2-tree.html#xmlDocPtr">xmlDocPtr</a> doc
100 <a href="libxml2-schemasInternals.html#xmlSchemaAnnotPtr">xmlSchemaAnnotPtr</a> annot
101 int flags
102 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> typeDecl
103 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> attrDecl
104 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> attrgrpDecl
105 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> elemDecl
106 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> notaDecl
107 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> schemasImports
108 void * _private : unused by the library for users or bindings
109 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> groupDecl
110 <a href="libxml2-dict.html#xmlDictPtr">xmlDictPtr</a> dict
111 void * includes : the includes, this is opaque for now
112 int preserve : whether to free the document
113 int counter : used to give anonymous components unique names
114 <a href="libxml2-hash.html#xmlHashTablePtr">xmlHashTablePtr</a> idcDef : All identity-constraint defs.
115 void * volatiles : Obsolete
116} xmlSchema;
117</pre><p/>
118</div>
119 <hr/>
120 <div class="refsect2" lang="en"><h3><a name="xmlSchemaParserCtxt">Structure </a>xmlSchemaParserCtxt</h3><pre class="programlisting">struct _xmlSchemaParserCtxt {
121The content of this structure is not made public by the API.
122} xmlSchemaParserCtxt;
123</pre><p/>
124</div>
125 <hr/>
126 <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;
127</pre><p/>
128</div>
129 <hr/>
130 <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;
131</pre><p/>
132</div>
133 <hr/>
134 <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;
135</pre><p/>
136</div>
137 <hr/>
138 <div class="refsect2" lang="en"><h3><a name="xmlSchemaSAXPlugStruct">Structure </a>xmlSchemaSAXPlugStruct</h3><pre class="programlisting">struct _xmlSchemaSAXPlug {
139The content of this structure is not made public by the API.
140} xmlSchemaSAXPlugStruct;
141</pre><p/>
142</div>
143 <hr/>
144 <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidCtxt">Structure </a>xmlSchemaValidCtxt</h3><pre class="programlisting">struct _xmlSchemaValidCtxt {
145The content of this structure is not made public by the API.
146} xmlSchemaValidCtxt;
147</pre><p/>
148</div>
149 <hr/>
150 <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;
151</pre><p/>
152</div>
153 <hr/>
154 <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidError">Enum </a>xmlSchemaValidError</h3><pre class="programlisting">enum <a href="#xmlSchemaValidError">xmlSchemaValidError</a> {
155 <a name="XML_SCHEMAS_ERR_OK">XML_SCHEMAS_ERR_OK</a> = 0
156 <a name="XML_SCHEMAS_ERR_NOROOT">XML_SCHEMAS_ERR_NOROOT</a> = 1
157 <a name="XML_SCHEMAS_ERR_UNDECLAREDELEM">XML_SCHEMAS_ERR_UNDECLAREDELEM</a> = 2
158 <a name="XML_SCHEMAS_ERR_NOTTOPLEVEL">XML_SCHEMAS_ERR_NOTTOPLEVEL</a> = 3
159 <a name="XML_SCHEMAS_ERR_MISSING">XML_SCHEMAS_ERR_MISSING</a> = 4
160 <a name="XML_SCHEMAS_ERR_WRONGELEM">XML_SCHEMAS_ERR_WRONGELEM</a> = 5
161 <a name="XML_SCHEMAS_ERR_NOTYPE">XML_SCHEMAS_ERR_NOTYPE</a> = 6
162 <a name="XML_SCHEMAS_ERR_NOROLLBACK">XML_SCHEMAS_ERR_NOROLLBACK</a> = 7
163 <a name="XML_SCHEMAS_ERR_ISABSTRACT">XML_SCHEMAS_ERR_ISABSTRACT</a> = 8
164 <a name="XML_SCHEMAS_ERR_NOTEMPTY">XML_SCHEMAS_ERR_NOTEMPTY</a> = 9
165 <a name="XML_SCHEMAS_ERR_ELEMCONT">XML_SCHEMAS_ERR_ELEMCONT</a> = 10
166 <a name="XML_SCHEMAS_ERR_HAVEDEFAULT">XML_SCHEMAS_ERR_HAVEDEFAULT</a> = 11
167 <a name="XML_SCHEMAS_ERR_NOTNILLABLE">XML_SCHEMAS_ERR_NOTNILLABLE</a> = 12
168 <a name="XML_SCHEMAS_ERR_EXTRACONTENT">XML_SCHEMAS_ERR_EXTRACONTENT</a> = 13
169 <a name="XML_SCHEMAS_ERR_INVALIDATTR">XML_SCHEMAS_ERR_INVALIDATTR</a> = 14
170 <a name="XML_SCHEMAS_ERR_INVALIDELEM">XML_SCHEMAS_ERR_INVALIDELEM</a> = 15
171 <a name="XML_SCHEMAS_ERR_NOTDETERMINIST">XML_SCHEMAS_ERR_NOTDETERMINIST</a> = 16
172 <a name="XML_SCHEMAS_ERR_CONSTRUCT">XML_SCHEMAS_ERR_CONSTRUCT</a> = 17
173 <a name="XML_SCHEMAS_ERR_INTERNAL">XML_SCHEMAS_ERR_INTERNAL</a> = 18
174 <a name="XML_SCHEMAS_ERR_NOTSIMPLE">XML_SCHEMAS_ERR_NOTSIMPLE</a> = 19
175 <a name="XML_SCHEMAS_ERR_ATTRUNKNOWN">XML_SCHEMAS_ERR_ATTRUNKNOWN</a> = 20
176 <a name="XML_SCHEMAS_ERR_ATTRINVALID">XML_SCHEMAS_ERR_ATTRINVALID</a> = 21
177 <a name="XML_SCHEMAS_ERR_VALUE">XML_SCHEMAS_ERR_VALUE</a> = 22
178 <a name="XML_SCHEMAS_ERR_FACET">XML_SCHEMAS_ERR_FACET</a> = 23
179 <a name="XML_SCHEMAS_ERR_">XML_SCHEMAS_ERR_</a> = 24
180 <a name="XML_SCHEMAS_ERR_XXX">XML_SCHEMAS_ERR_XXX</a> = 25
181};
182</pre><p/>
183</div>
184 <hr/>
185 <div class="refsect2" lang="en"><h3><a name="xmlSchemaValidOption">Enum </a>xmlSchemaValidOption</h3><pre class="programlisting">enum <a href="#xmlSchemaValidOption">xmlSchemaValidOption</a> {
186 <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. * */
187};
188</pre><p/>
189</div>
190 <hr/>
191 <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/>
192</pre><p>Signature of an error callback from an XSD validation</p>
193<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>
194 <hr/>
195 <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/>
196</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>
197<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>
198 <hr/>
199 <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/>
200</pre><p>Signature of a warning callback from an XSD validation</p>
201<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>
202 <hr/>
203 <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/>
204</pre><p>Dump a Schema structure.</p>
205<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>
206 <hr/>
207 <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/>
208</pre><p>Deallocate a Schema structure.</p>
209<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>
210 <hr/>
211 <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/>
212</pre><p>Free the resources associated to the schema parser context</p>
213<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>
214 <hr/>
215 <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/>
216</pre><p>Free the resources associated to the schema validation context</p>
217<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>
218 <hr/>
219 <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/>
220</pre><p>Get the callback information used to handle errors for a parser context</p>
221<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>
222 <hr/>
223 <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/>
224</pre><p>Get the error and warning callback information</p>
225<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>
226 <hr/>
227 <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/>
228</pre><p>Check if any error was detected during validation.</p>
229<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>
230 <hr/>
231 <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/>
232</pre><p>Create an XML Schemas parse context for that document. NB. The document may be modified during the parsing process.</p>
233<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>
234 <hr/>
235 <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/>
236</pre><p>Create an XML Schemas parse context for that memory buffer expected to contain an XML Schemas file.</p>
237<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>
238 <hr/>
239 <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/>
240</pre><p>Create an XML Schemas parse context for that file/resource expected to contain an XML Schemas file.</p>
241<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>
242 <hr/>
243 <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/>
244</pre><p>Create an XML Schemas validation context based on the given schema.</p>
245<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>
246 <hr/>
247 <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/>
248</pre><p>parse a schema definition resource and build an internal XML Schema structure which can be used to validate instances.</p>
249<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>
250 <hr/>
251 <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/>
252</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>
253<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>
254 <hr/>
255 <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/>
256</pre><p>Unplug a SAX based validation layer in a SAX parsing event flow. The original pointers used in the call are restored.</p>
257<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>
258 <hr/>
259 <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/>
260</pre><p>Set the callback functions used to handle errors for a validation context</p>
261<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>
262 <hr/>
263 <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/>
264</pre><p>Set the structured error callback</p>
265<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>
266 <hr/>
267 <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/>
268</pre><p>Set the error and warning callback information</p>
269<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>
270 <hr/>
271 <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/>
272</pre><p>Sets the options to be used during the validation.</p>
273<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>
274 <hr/>
275 <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/>
276</pre><p>Set the structured error callback</p>
277<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>
278 <hr/>
279 <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/>
280</pre><p>Get the validation context options.</p>
281<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>
282 <hr/>
283 <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/>
284</pre><p>allow access to the parser context of the schema validation context</p>
285<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>
286 <hr/>
287 <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/>
288</pre><p>Validate a document tree in memory.</p>
289<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>
290 <hr/>
291 <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/>
292</pre><p>Do a schemas validation of the given resource, it will use the SAX streamable validation internally.</p>
293<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>
294 <hr/>
295 <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/>
296</pre><p>Validate a branch of a tree, starting with the given @elem.</p>
297<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>
298 <hr/>
299 <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/>
300</pre><p>Workaround to provide file error reporting information when this is not provided by current APIs</p>
301<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>
302 <hr/>
303 <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/>
304</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>
305<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>
306 <hr/>
307 <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/>
308</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>
309<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>
310 <hr/>
311 </div>
312 </div>
313 </body>
314</html>
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