1 | /*
|
---|
2 | * Summary: the XMLReader implementation
|
---|
3 | * Description: API of the XML streaming API based on C# interfaces.
|
---|
4 | *
|
---|
5 | * Copy: See Copyright for the status of this software.
|
---|
6 | *
|
---|
7 | * Author: Daniel Veillard
|
---|
8 | */
|
---|
9 |
|
---|
10 | #ifndef __XML_XMLREADER_H__
|
---|
11 | #define __XML_XMLREADER_H__
|
---|
12 |
|
---|
13 | #include <libxml/xmlversion.h>
|
---|
14 | #include <libxml/tree.h>
|
---|
15 | #include <libxml/xmlIO.h>
|
---|
16 | #ifdef LIBXML_SCHEMAS_ENABLED
|
---|
17 | #include <libxml/relaxng.h>
|
---|
18 | #include <libxml/xmlschemas.h>
|
---|
19 | #endif
|
---|
20 |
|
---|
21 | #ifdef LIBXML_READER_ENABLED
|
---|
22 |
|
---|
23 | #ifdef __cplusplus
|
---|
24 | extern "C" {
|
---|
25 | #endif
|
---|
26 |
|
---|
27 | /**
|
---|
28 | * xmlTextReaderMode:
|
---|
29 | *
|
---|
30 | * Internal state values for the reader.
|
---|
31 | */
|
---|
32 | typedef enum {
|
---|
33 | XML_TEXTREADER_MODE_INITIAL = 0,
|
---|
34 | XML_TEXTREADER_MODE_INTERACTIVE = 1,
|
---|
35 | XML_TEXTREADER_MODE_ERROR = 2,
|
---|
36 | XML_TEXTREADER_MODE_EOF =3,
|
---|
37 | XML_TEXTREADER_MODE_CLOSED = 4,
|
---|
38 | XML_TEXTREADER_MODE_READING = 5
|
---|
39 | } xmlTextReaderMode;
|
---|
40 |
|
---|
41 | /**
|
---|
42 | * xmlParserProperties:
|
---|
43 | *
|
---|
44 | * Some common options to use with xmlTextReaderSetParserProp, but it
|
---|
45 | * is better to use xmlParserOption and the xmlReaderNewxxx and
|
---|
46 | * xmlReaderForxxx APIs now.
|
---|
47 | */
|
---|
48 | typedef enum {
|
---|
49 | XML_PARSER_LOADDTD = 1,
|
---|
50 | XML_PARSER_DEFAULTATTRS = 2,
|
---|
51 | XML_PARSER_VALIDATE = 3,
|
---|
52 | XML_PARSER_SUBST_ENTITIES = 4
|
---|
53 | } xmlParserProperties;
|
---|
54 |
|
---|
55 | /**
|
---|
56 | * xmlParserSeverities:
|
---|
57 | *
|
---|
58 | * How severe an error callback is when the per-reader error callback API
|
---|
59 | * is used.
|
---|
60 | */
|
---|
61 | typedef enum {
|
---|
62 | XML_PARSER_SEVERITY_VALIDITY_WARNING = 1,
|
---|
63 | XML_PARSER_SEVERITY_VALIDITY_ERROR = 2,
|
---|
64 | XML_PARSER_SEVERITY_WARNING = 3,
|
---|
65 | XML_PARSER_SEVERITY_ERROR = 4
|
---|
66 | } xmlParserSeverities;
|
---|
67 |
|
---|
68 | /**
|
---|
69 | * xmlReaderTypes:
|
---|
70 | *
|
---|
71 | * Predefined constants for the different types of nodes.
|
---|
72 | */
|
---|
73 | typedef enum {
|
---|
74 | XML_READER_TYPE_NONE = 0,
|
---|
75 | XML_READER_TYPE_ELEMENT = 1,
|
---|
76 | XML_READER_TYPE_ATTRIBUTE = 2,
|
---|
77 | XML_READER_TYPE_TEXT = 3,
|
---|
78 | XML_READER_TYPE_CDATA = 4,
|
---|
79 | XML_READER_TYPE_ENTITY_REFERENCE = 5,
|
---|
80 | XML_READER_TYPE_ENTITY = 6,
|
---|
81 | XML_READER_TYPE_PROCESSING_INSTRUCTION = 7,
|
---|
82 | XML_READER_TYPE_COMMENT = 8,
|
---|
83 | XML_READER_TYPE_DOCUMENT = 9,
|
---|
84 | XML_READER_TYPE_DOCUMENT_TYPE = 10,
|
---|
85 | XML_READER_TYPE_DOCUMENT_FRAGMENT = 11,
|
---|
86 | XML_READER_TYPE_NOTATION = 12,
|
---|
87 | XML_READER_TYPE_WHITESPACE = 13,
|
---|
88 | XML_READER_TYPE_SIGNIFICANT_WHITESPACE = 14,
|
---|
89 | XML_READER_TYPE_END_ELEMENT = 15,
|
---|
90 | XML_READER_TYPE_END_ENTITY = 16,
|
---|
91 | XML_READER_TYPE_XML_DECLARATION = 17
|
---|
92 | } xmlReaderTypes;
|
---|
93 |
|
---|
94 | /**
|
---|
95 | * xmlTextReader:
|
---|
96 | *
|
---|
97 | * Structure for an xmlReader context.
|
---|
98 | */
|
---|
99 | typedef struct _xmlTextReader xmlTextReader;
|
---|
100 |
|
---|
101 | /**
|
---|
102 | * xmlTextReaderPtr:
|
---|
103 | *
|
---|
104 | * Pointer to an xmlReader context.
|
---|
105 | */
|
---|
106 | typedef xmlTextReader *xmlTextReaderPtr;
|
---|
107 |
|
---|
108 | /*
|
---|
109 | * Constructors & Destructor
|
---|
110 | */
|
---|
111 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
112 | xmlNewTextReader (xmlParserInputBufferPtr input,
|
---|
113 | const char *URI);
|
---|
114 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
115 | xmlNewTextReaderFilename(const char *URI);
|
---|
116 |
|
---|
117 | XMLPUBFUN void XMLCALL
|
---|
118 | xmlFreeTextReader (xmlTextReaderPtr reader);
|
---|
119 |
|
---|
120 | XMLPUBFUN int XMLCALL
|
---|
121 | xmlTextReaderSetup(xmlTextReaderPtr reader,
|
---|
122 | xmlParserInputBufferPtr input, const char *URL,
|
---|
123 | const char *encoding, int options);
|
---|
124 |
|
---|
125 | /*
|
---|
126 | * Iterators
|
---|
127 | */
|
---|
128 | XMLPUBFUN int XMLCALL
|
---|
129 | xmlTextReaderRead (xmlTextReaderPtr reader);
|
---|
130 |
|
---|
131 | #ifdef LIBXML_WRITER_ENABLED
|
---|
132 | XMLPUBFUN xmlChar * XMLCALL
|
---|
133 | xmlTextReaderReadInnerXml (xmlTextReaderPtr reader);
|
---|
134 |
|
---|
135 | XMLPUBFUN xmlChar * XMLCALL
|
---|
136 | xmlTextReaderReadOuterXml (xmlTextReaderPtr reader);
|
---|
137 | #endif
|
---|
138 |
|
---|
139 | XMLPUBFUN xmlChar * XMLCALL
|
---|
140 | xmlTextReaderReadString (xmlTextReaderPtr reader);
|
---|
141 | XMLPUBFUN int XMLCALL
|
---|
142 | xmlTextReaderReadAttributeValue (xmlTextReaderPtr reader);
|
---|
143 |
|
---|
144 | /*
|
---|
145 | * Attributes of the node
|
---|
146 | */
|
---|
147 | XMLPUBFUN int XMLCALL
|
---|
148 | xmlTextReaderAttributeCount(xmlTextReaderPtr reader);
|
---|
149 | XMLPUBFUN int XMLCALL
|
---|
150 | xmlTextReaderDepth (xmlTextReaderPtr reader);
|
---|
151 | XMLPUBFUN int XMLCALL
|
---|
152 | xmlTextReaderHasAttributes(xmlTextReaderPtr reader);
|
---|
153 | XMLPUBFUN int XMLCALL
|
---|
154 | xmlTextReaderHasValue(xmlTextReaderPtr reader);
|
---|
155 | XMLPUBFUN int XMLCALL
|
---|
156 | xmlTextReaderIsDefault (xmlTextReaderPtr reader);
|
---|
157 | XMLPUBFUN int XMLCALL
|
---|
158 | xmlTextReaderIsEmptyElement(xmlTextReaderPtr reader);
|
---|
159 | XMLPUBFUN int XMLCALL
|
---|
160 | xmlTextReaderNodeType (xmlTextReaderPtr reader);
|
---|
161 | XMLPUBFUN int XMLCALL
|
---|
162 | xmlTextReaderQuoteChar (xmlTextReaderPtr reader);
|
---|
163 | XMLPUBFUN int XMLCALL
|
---|
164 | xmlTextReaderReadState (xmlTextReaderPtr reader);
|
---|
165 | XMLPUBFUN int XMLCALL
|
---|
166 | xmlTextReaderIsNamespaceDecl(xmlTextReaderPtr reader);
|
---|
167 |
|
---|
168 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
169 | xmlTextReaderConstBaseUri (xmlTextReaderPtr reader);
|
---|
170 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
171 | xmlTextReaderConstLocalName (xmlTextReaderPtr reader);
|
---|
172 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
173 | xmlTextReaderConstName (xmlTextReaderPtr reader);
|
---|
174 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
175 | xmlTextReaderConstNamespaceUri(xmlTextReaderPtr reader);
|
---|
176 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
177 | xmlTextReaderConstPrefix (xmlTextReaderPtr reader);
|
---|
178 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
179 | xmlTextReaderConstXmlLang (xmlTextReaderPtr reader);
|
---|
180 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
181 | xmlTextReaderConstString (xmlTextReaderPtr reader,
|
---|
182 | const xmlChar *str);
|
---|
183 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
184 | xmlTextReaderConstValue (xmlTextReaderPtr reader);
|
---|
185 |
|
---|
186 | /*
|
---|
187 | * use the Const version of the routine for
|
---|
188 | * better performance and simpler code
|
---|
189 | */
|
---|
190 | XMLPUBFUN xmlChar * XMLCALL
|
---|
191 | xmlTextReaderBaseUri (xmlTextReaderPtr reader);
|
---|
192 | XMLPUBFUN xmlChar * XMLCALL
|
---|
193 | xmlTextReaderLocalName (xmlTextReaderPtr reader);
|
---|
194 | XMLPUBFUN xmlChar * XMLCALL
|
---|
195 | xmlTextReaderName (xmlTextReaderPtr reader);
|
---|
196 | XMLPUBFUN xmlChar * XMLCALL
|
---|
197 | xmlTextReaderNamespaceUri(xmlTextReaderPtr reader);
|
---|
198 | XMLPUBFUN xmlChar * XMLCALL
|
---|
199 | xmlTextReaderPrefix (xmlTextReaderPtr reader);
|
---|
200 | XMLPUBFUN xmlChar * XMLCALL
|
---|
201 | xmlTextReaderXmlLang (xmlTextReaderPtr reader);
|
---|
202 | XMLPUBFUN xmlChar * XMLCALL
|
---|
203 | xmlTextReaderValue (xmlTextReaderPtr reader);
|
---|
204 |
|
---|
205 | /*
|
---|
206 | * Methods of the XmlTextReader
|
---|
207 | */
|
---|
208 | XMLPUBFUN int XMLCALL
|
---|
209 | xmlTextReaderClose (xmlTextReaderPtr reader);
|
---|
210 | XMLPUBFUN xmlChar * XMLCALL
|
---|
211 | xmlTextReaderGetAttributeNo (xmlTextReaderPtr reader,
|
---|
212 | int no);
|
---|
213 | XMLPUBFUN xmlChar * XMLCALL
|
---|
214 | xmlTextReaderGetAttribute (xmlTextReaderPtr reader,
|
---|
215 | const xmlChar *name);
|
---|
216 | XMLPUBFUN xmlChar * XMLCALL
|
---|
217 | xmlTextReaderGetAttributeNs (xmlTextReaderPtr reader,
|
---|
218 | const xmlChar *localName,
|
---|
219 | const xmlChar *namespaceURI);
|
---|
220 | XMLPUBFUN xmlParserInputBufferPtr XMLCALL
|
---|
221 | xmlTextReaderGetRemainder (xmlTextReaderPtr reader);
|
---|
222 | XMLPUBFUN xmlChar * XMLCALL
|
---|
223 | xmlTextReaderLookupNamespace(xmlTextReaderPtr reader,
|
---|
224 | const xmlChar *prefix);
|
---|
225 | XMLPUBFUN int XMLCALL
|
---|
226 | xmlTextReaderMoveToAttributeNo(xmlTextReaderPtr reader,
|
---|
227 | int no);
|
---|
228 | XMLPUBFUN int XMLCALL
|
---|
229 | xmlTextReaderMoveToAttribute(xmlTextReaderPtr reader,
|
---|
230 | const xmlChar *name);
|
---|
231 | XMLPUBFUN int XMLCALL
|
---|
232 | xmlTextReaderMoveToAttributeNs(xmlTextReaderPtr reader,
|
---|
233 | const xmlChar *localName,
|
---|
234 | const xmlChar *namespaceURI);
|
---|
235 | XMLPUBFUN int XMLCALL
|
---|
236 | xmlTextReaderMoveToFirstAttribute(xmlTextReaderPtr reader);
|
---|
237 | XMLPUBFUN int XMLCALL
|
---|
238 | xmlTextReaderMoveToNextAttribute(xmlTextReaderPtr reader);
|
---|
239 | XMLPUBFUN int XMLCALL
|
---|
240 | xmlTextReaderMoveToElement (xmlTextReaderPtr reader);
|
---|
241 | XMLPUBFUN int XMLCALL
|
---|
242 | xmlTextReaderNormalization (xmlTextReaderPtr reader);
|
---|
243 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
244 | xmlTextReaderConstEncoding (xmlTextReaderPtr reader);
|
---|
245 |
|
---|
246 | /*
|
---|
247 | * Extensions
|
---|
248 | */
|
---|
249 | XMLPUBFUN int XMLCALL
|
---|
250 | xmlTextReaderSetParserProp (xmlTextReaderPtr reader,
|
---|
251 | int prop,
|
---|
252 | int value);
|
---|
253 | XMLPUBFUN int XMLCALL
|
---|
254 | xmlTextReaderGetParserProp (xmlTextReaderPtr reader,
|
---|
255 | int prop);
|
---|
256 | XMLPUBFUN xmlNodePtr XMLCALL
|
---|
257 | xmlTextReaderCurrentNode (xmlTextReaderPtr reader);
|
---|
258 |
|
---|
259 | XMLPUBFUN int XMLCALL
|
---|
260 | xmlTextReaderGetParserLineNumber(xmlTextReaderPtr reader);
|
---|
261 |
|
---|
262 | XMLPUBFUN int XMLCALL
|
---|
263 | xmlTextReaderGetParserColumnNumber(xmlTextReaderPtr reader);
|
---|
264 |
|
---|
265 | XMLPUBFUN xmlNodePtr XMLCALL
|
---|
266 | xmlTextReaderPreserve (xmlTextReaderPtr reader);
|
---|
267 | #ifdef LIBXML_PATTERN_ENABLED
|
---|
268 | XMLPUBFUN int XMLCALL
|
---|
269 | xmlTextReaderPreservePattern(xmlTextReaderPtr reader,
|
---|
270 | const xmlChar *pattern,
|
---|
271 | const xmlChar **namespaces);
|
---|
272 | #endif /* LIBXML_PATTERN_ENABLED */
|
---|
273 | XMLPUBFUN xmlDocPtr XMLCALL
|
---|
274 | xmlTextReaderCurrentDoc (xmlTextReaderPtr reader);
|
---|
275 | XMLPUBFUN xmlNodePtr XMLCALL
|
---|
276 | xmlTextReaderExpand (xmlTextReaderPtr reader);
|
---|
277 | XMLPUBFUN int XMLCALL
|
---|
278 | xmlTextReaderNext (xmlTextReaderPtr reader);
|
---|
279 | XMLPUBFUN int XMLCALL
|
---|
280 | xmlTextReaderNextSibling (xmlTextReaderPtr reader);
|
---|
281 | XMLPUBFUN int XMLCALL
|
---|
282 | xmlTextReaderIsValid (xmlTextReaderPtr reader);
|
---|
283 | #ifdef LIBXML_SCHEMAS_ENABLED
|
---|
284 | XMLPUBFUN int XMLCALL
|
---|
285 | xmlTextReaderRelaxNGValidate(xmlTextReaderPtr reader,
|
---|
286 | const char *rng);
|
---|
287 | XMLPUBFUN int XMLCALL
|
---|
288 | xmlTextReaderRelaxNGSetSchema(xmlTextReaderPtr reader,
|
---|
289 | xmlRelaxNGPtr schema);
|
---|
290 | XMLPUBFUN int XMLCALL
|
---|
291 | xmlTextReaderSchemaValidate (xmlTextReaderPtr reader,
|
---|
292 | const char *xsd);
|
---|
293 | XMLPUBFUN int XMLCALL
|
---|
294 | xmlTextReaderSchemaValidateCtxt(xmlTextReaderPtr reader,
|
---|
295 | xmlSchemaValidCtxtPtr ctxt,
|
---|
296 | int options);
|
---|
297 | XMLPUBFUN int XMLCALL
|
---|
298 | xmlTextReaderSetSchema (xmlTextReaderPtr reader,
|
---|
299 | xmlSchemaPtr schema);
|
---|
300 | #endif
|
---|
301 | XMLPUBFUN const xmlChar * XMLCALL
|
---|
302 | xmlTextReaderConstXmlVersion(xmlTextReaderPtr reader);
|
---|
303 | XMLPUBFUN int XMLCALL
|
---|
304 | xmlTextReaderStandalone (xmlTextReaderPtr reader);
|
---|
305 |
|
---|
306 |
|
---|
307 | /*
|
---|
308 | * Index lookup
|
---|
309 | */
|
---|
310 | XMLPUBFUN long XMLCALL
|
---|
311 | xmlTextReaderByteConsumed (xmlTextReaderPtr reader);
|
---|
312 |
|
---|
313 | /*
|
---|
314 | * New more complete APIs for simpler creation and reuse of readers
|
---|
315 | */
|
---|
316 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
317 | xmlReaderWalker (xmlDocPtr doc);
|
---|
318 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
319 | xmlReaderForDoc (const xmlChar * cur,
|
---|
320 | const char *URL,
|
---|
321 | const char *encoding,
|
---|
322 | int options);
|
---|
323 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
324 | xmlReaderForFile (const char *filename,
|
---|
325 | const char *encoding,
|
---|
326 | int options);
|
---|
327 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
328 | xmlReaderForMemory (const char *buffer,
|
---|
329 | int size,
|
---|
330 | const char *URL,
|
---|
331 | const char *encoding,
|
---|
332 | int options);
|
---|
333 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
334 | xmlReaderForFd (int fd,
|
---|
335 | const char *URL,
|
---|
336 | const char *encoding,
|
---|
337 | int options);
|
---|
338 | XMLPUBFUN xmlTextReaderPtr XMLCALL
|
---|
339 | xmlReaderForIO (xmlInputReadCallback ioread,
|
---|
340 | xmlInputCloseCallback ioclose,
|
---|
341 | void *ioctx,
|
---|
342 | const char *URL,
|
---|
343 | const char *encoding,
|
---|
344 | int options);
|
---|
345 |
|
---|
346 | XMLPUBFUN int XMLCALL
|
---|
347 | xmlReaderNewWalker (xmlTextReaderPtr reader,
|
---|
348 | xmlDocPtr doc);
|
---|
349 | XMLPUBFUN int XMLCALL
|
---|
350 | xmlReaderNewDoc (xmlTextReaderPtr reader,
|
---|
351 | const xmlChar * cur,
|
---|
352 | const char *URL,
|
---|
353 | const char *encoding,
|
---|
354 | int options);
|
---|
355 | XMLPUBFUN int XMLCALL
|
---|
356 | xmlReaderNewFile (xmlTextReaderPtr reader,
|
---|
357 | const char *filename,
|
---|
358 | const char *encoding,
|
---|
359 | int options);
|
---|
360 | XMLPUBFUN int XMLCALL
|
---|
361 | xmlReaderNewMemory (xmlTextReaderPtr reader,
|
---|
362 | const char *buffer,
|
---|
363 | int size,
|
---|
364 | const char *URL,
|
---|
365 | const char *encoding,
|
---|
366 | int options);
|
---|
367 | XMLPUBFUN int XMLCALL
|
---|
368 | xmlReaderNewFd (xmlTextReaderPtr reader,
|
---|
369 | int fd,
|
---|
370 | const char *URL,
|
---|
371 | const char *encoding,
|
---|
372 | int options);
|
---|
373 | XMLPUBFUN int XMLCALL
|
---|
374 | xmlReaderNewIO (xmlTextReaderPtr reader,
|
---|
375 | xmlInputReadCallback ioread,
|
---|
376 | xmlInputCloseCallback ioclose,
|
---|
377 | void *ioctx,
|
---|
378 | const char *URL,
|
---|
379 | const char *encoding,
|
---|
380 | int options);
|
---|
381 | /*
|
---|
382 | * Error handling extensions
|
---|
383 | */
|
---|
384 | typedef void * xmlTextReaderLocatorPtr;
|
---|
385 | typedef void (XMLCALL *xmlTextReaderErrorFunc) (void *arg,
|
---|
386 | const char *msg,
|
---|
387 | xmlParserSeverities severity,
|
---|
388 | xmlTextReaderLocatorPtr locator);
|
---|
389 | XMLPUBFUN int XMLCALL
|
---|
390 | xmlTextReaderLocatorLineNumber(xmlTextReaderLocatorPtr locator);
|
---|
391 | /*int xmlTextReaderLocatorLinePosition(xmlTextReaderLocatorPtr locator);*/
|
---|
392 | XMLPUBFUN xmlChar * XMLCALL
|
---|
393 | xmlTextReaderLocatorBaseURI (xmlTextReaderLocatorPtr locator);
|
---|
394 | XMLPUBFUN void XMLCALL
|
---|
395 | xmlTextReaderSetErrorHandler(xmlTextReaderPtr reader,
|
---|
396 | xmlTextReaderErrorFunc f,
|
---|
397 | void *arg);
|
---|
398 | XMLPUBFUN void XMLCALL
|
---|
399 | xmlTextReaderSetStructuredErrorHandler(xmlTextReaderPtr reader,
|
---|
400 | xmlStructuredErrorFunc f,
|
---|
401 | void *arg);
|
---|
402 | XMLPUBFUN void XMLCALL
|
---|
403 | xmlTextReaderGetErrorHandler(xmlTextReaderPtr reader,
|
---|
404 | xmlTextReaderErrorFunc *f,
|
---|
405 | void **arg);
|
---|
406 |
|
---|
407 | #ifdef __cplusplus
|
---|
408 | }
|
---|
409 | #endif
|
---|
410 |
|
---|
411 | #endif /* LIBXML_READER_ENABLED */
|
---|
412 |
|
---|
413 | #endif /* __XML_XMLREADER_H__ */
|
---|
414 |
|
---|