Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1 | /* |
| 2 | * xmlreader.c: implements the xmlTextReader streaming node API |
| 3 | * |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 4 | * NOTE: |
| 5 | * XmlTextReader.Normalization Property won't be supported, since |
| 6 | * it makes the parser non compliant to the XML recommendation |
| 7 | * |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 8 | * See Copyright for the status of this software. |
| 9 | * |
| 10 | * daniel@veillard.com |
| 11 | */ |
| 12 | |
Daniel Veillard | 7704fb1 | 2003-01-03 16:19:51 +0000 | [diff] [blame] | 13 | /* |
| 14 | * TODOs: |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 15 | * - XML Schemas validation |
Daniel Veillard | 7704fb1 | 2003-01-03 16:19:51 +0000 | [diff] [blame] | 16 | */ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 17 | #define IN_LIBXML |
| 18 | #include "libxml.h" |
| 19 | |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 20 | #ifdef LIBXML_READER_ENABLED |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 21 | #include <string.h> /* for memset() only ! */ |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 22 | #include <stdarg.h> |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 23 | |
| 24 | #ifdef HAVE_CTYPE_H |
| 25 | #include <ctype.h> |
| 26 | #endif |
| 27 | #ifdef HAVE_STDLIB_H |
| 28 | #include <stdlib.h> |
| 29 | #endif |
| 30 | |
| 31 | #include <libxml/xmlmemory.h> |
| 32 | #include <libxml/xmlIO.h> |
| 33 | #include <libxml/xmlreader.h> |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 34 | #include <libxml/parserInternals.h> |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 35 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 36 | #include <libxml/relaxng.h> |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 37 | #include <libxml/xmlschemas.h> |
| 38 | #endif |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 39 | #include <libxml/uri.h> |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 40 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 41 | #include <libxml/xinclude.h> |
| 42 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 43 | #ifdef LIBXML_PATTERN_ENABLED |
| 44 | #include <libxml/pattern.h> |
| 45 | #endif |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 46 | |
| 47 | /* #define DEBUG_CALLBACKS */ |
| 48 | /* #define DEBUG_READER */ |
| 49 | |
| 50 | /** |
| 51 | * TODO: |
| 52 | * |
| 53 | * macro to flag unimplemented blocks |
| 54 | */ |
| 55 | #define TODO \ |
| 56 | xmlGenericError(xmlGenericErrorContext, \ |
| 57 | "Unimplemented block at %s:%d\n", \ |
| 58 | __FILE__, __LINE__); |
| 59 | |
| 60 | #ifdef DEBUG_READER |
| 61 | #define DUMP_READER xmlTextReaderDebug(reader); |
| 62 | #else |
| 63 | #define DUMP_READER |
| 64 | #endif |
| 65 | |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 66 | #define CHUNK_SIZE 512 |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 67 | /************************************************************************ |
| 68 | * * |
| 69 | * The parser: maps the Text Reader API on top of the existing * |
| 70 | * parsing routines building a tree * |
| 71 | * * |
| 72 | ************************************************************************/ |
| 73 | |
| 74 | #define XML_TEXTREADER_INPUT 1 |
| 75 | #define XML_TEXTREADER_CTXT 2 |
| 76 | |
| 77 | typedef enum { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 78 | XML_TEXTREADER_NONE = -1, |
| 79 | XML_TEXTREADER_START= 0, |
| 80 | XML_TEXTREADER_ELEMENT= 1, |
| 81 | XML_TEXTREADER_END= 2, |
| 82 | XML_TEXTREADER_EMPTY= 3, |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 83 | XML_TEXTREADER_BACKTRACK= 4, |
Daniel Veillard | a76fe5c | 2003-04-24 16:06:47 +0000 | [diff] [blame] | 84 | XML_TEXTREADER_DONE= 5, |
| 85 | XML_TEXTREADER_ERROR= 6 |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 86 | } xmlTextReaderState; |
| 87 | |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 88 | typedef enum { |
| 89 | XML_TEXTREADER_NOT_VALIDATE = 0, |
| 90 | XML_TEXTREADER_VALIDATE_DTD = 1, |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 91 | XML_TEXTREADER_VALIDATE_RNG = 2, |
| 92 | XML_TEXTREADER_VALIDATE_XSD = 4 |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 93 | } xmlTextReaderValidate; |
| 94 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 95 | struct _xmlTextReader { |
| 96 | int mode; /* the parsing mode */ |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 97 | xmlDocPtr doc; /* when walking an existing doc */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 98 | xmlTextReaderValidate validate;/* is there any validation */ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 99 | int allocs; /* what structure were deallocated */ |
| 100 | xmlTextReaderState state; |
| 101 | xmlParserCtxtPtr ctxt; /* the parser context */ |
| 102 | xmlSAXHandlerPtr sax; /* the parser SAX callbacks */ |
| 103 | xmlParserInputBufferPtr input; /* the input */ |
| 104 | startElementSAXFunc startElement;/* initial SAX callbacks */ |
| 105 | endElementSAXFunc endElement; /* idem */ |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 106 | startElementNsSAX2Func startElementNs;/* idem */ |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 107 | endElementNsSAX2Func endElementNs; /* idem */ |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 108 | charactersSAXFunc characters; |
| 109 | cdataBlockSAXFunc cdataBlock; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 110 | unsigned int base; /* base of the segment in the input */ |
| 111 | unsigned int cur; /* current position in the input */ |
| 112 | xmlNodePtr node; /* current node */ |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 113 | xmlNodePtr curnode;/* current attribute node */ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 114 | int depth; /* depth of the current node */ |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 115 | xmlNodePtr faketext;/* fake xmlNs chld */ |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 116 | int preserve;/* preserve the resulting document */ |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 117 | xmlBufferPtr buffer; /* used to return const xmlChar * */ |
| 118 | xmlDictPtr dict; /* the context dictionnary */ |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 119 | |
| 120 | /* entity stack when traversing entities content */ |
| 121 | xmlNodePtr ent; /* Current Entity Ref Node */ |
| 122 | int entNr; /* Depth of the entities stack */ |
| 123 | int entMax; /* Max depth of the entities stack */ |
| 124 | xmlNodePtr *entTab; /* array of entities */ |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 125 | |
| 126 | /* error handling */ |
| 127 | xmlTextReaderErrorFunc errorFunc; /* callback function */ |
| 128 | void *errorFuncArg; /* callback function user argument */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 129 | |
| 130 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 131 | /* Handling of RelaxNG validation */ |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 132 | xmlRelaxNGPtr rngSchemas; /* The Relax NG schemas */ |
| 133 | xmlRelaxNGValidCtxtPtr rngValidCtxt;/* The Relax NG validation context */ |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 134 | int rngValidErrors;/* The number of errors detected */ |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 135 | xmlNodePtr rngFullNode; /* the node if RNG not progressive */ |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 136 | /* Handling of Schemas validation */ |
| 137 | xmlSchemaPtr xsdSchemas; /* The Schemas schemas */ |
| 138 | xmlSchemaValidCtxtPtr xsdValidCtxt;/* The Schemas validation context */ |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 139 | int xsdPreserveCtxt; /* 1 if the context was provided by the user */ |
| 140 | int xsdValidErrors;/* The number of errors detected */ |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 141 | xmlSchemaSAXPlugPtr xsdPlug; /* the schemas plug in SAX pipeline */ |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 142 | #endif |
| 143 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 144 | /* Handling of XInclude processing */ |
| 145 | int xinclude; /* is xinclude asked for */ |
| 146 | const xmlChar * xinclude_name; /* the xinclude name from dict */ |
| 147 | xmlXIncludeCtxtPtr xincctxt; /* the xinclude context */ |
| 148 | int in_xinclude; /* counts for xinclude */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 149 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 150 | #ifdef LIBXML_PATTERN_ENABLED |
| 151 | int patternNr; /* number of preserve patterns */ |
| 152 | int patternMax; /* max preserve patterns */ |
| 153 | xmlPatternPtr *patternTab; /* array of preserve patterns */ |
| 154 | #endif |
| 155 | int preserves; /* level of preserves */ |
Daniel Veillard | e74d2e1 | 2003-12-09 11:35:37 +0000 | [diff] [blame] | 156 | int parserFlags; /* the set of options set */ |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 157 | /* Structured error handling */ |
| 158 | xmlStructuredErrorFunc sErrorFunc; /* callback function */ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 159 | }; |
| 160 | |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 161 | #define NODE_IS_EMPTY 0x1 |
| 162 | #define NODE_IS_PRESERVED 0x2 |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 163 | #define NODE_IS_SPRESERVED 0x4 |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 164 | |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 165 | /** |
| 166 | * CONSTSTR: |
| 167 | * |
| 168 | * Macro used to return an interned string |
| 169 | */ |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 170 | #define CONSTSTR(str) xmlDictLookup(reader->dict, (str), -1) |
| 171 | #define CONSTQSTR(p, str) xmlDictQLookup(reader->dict, (p), (str)) |
| 172 | |
| 173 | static int xmlTextReaderReadTree(xmlTextReaderPtr reader); |
| 174 | static int xmlTextReaderNextTree(xmlTextReaderPtr reader); |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 175 | |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 176 | /************************************************************************ |
| 177 | * * |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 178 | * Our own version of the freeing routines as we recycle nodes * |
| 179 | * * |
| 180 | ************************************************************************/ |
| 181 | /** |
| 182 | * DICT_FREE: |
| 183 | * @str: a string |
| 184 | * |
| 185 | * Free a string if it is not owned by the "dict" dictionnary in the |
| 186 | * current scope |
| 187 | */ |
| 188 | #define DICT_FREE(str) \ |
| 189 | if ((str) && ((!dict) || \ |
| 190 | (xmlDictOwns(dict, (const xmlChar *)(str)) == 0))) \ |
| 191 | xmlFree((char *)(str)); |
| 192 | |
| 193 | static void xmlTextReaderFreeNode(xmlTextReaderPtr reader, xmlNodePtr cur); |
| 194 | static void xmlTextReaderFreeNodeList(xmlTextReaderPtr reader, xmlNodePtr cur); |
| 195 | |
| 196 | /** |
Daniel Veillard | 8d7b5c7 | 2003-11-15 18:24:36 +0000 | [diff] [blame] | 197 | * xmlFreeID: |
| 198 | * @not: A id |
| 199 | * |
| 200 | * Deallocate the memory used by an id definition |
| 201 | */ |
| 202 | static void |
| 203 | xmlFreeID(xmlIDPtr id) { |
| 204 | xmlDictPtr dict = NULL; |
| 205 | |
| 206 | if (id == NULL) return; |
| 207 | |
| 208 | if (id->doc != NULL) |
| 209 | dict = id->doc->dict; |
| 210 | |
| 211 | if (id->value != NULL) |
| 212 | DICT_FREE(id->value) |
| 213 | xmlFree(id); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * xmlTextReaderRemoveID: |
| 218 | * @doc: the document |
| 219 | * @attr: the attribute |
| 220 | * |
| 221 | * Remove the given attribute from the ID table maintained internally. |
| 222 | * |
| 223 | * Returns -1 if the lookup failed and 0 otherwise |
| 224 | */ |
| 225 | static int |
| 226 | xmlTextReaderRemoveID(xmlDocPtr doc, xmlAttrPtr attr) { |
| 227 | xmlIDTablePtr table; |
| 228 | xmlIDPtr id; |
| 229 | xmlChar *ID; |
| 230 | |
| 231 | if (doc == NULL) return(-1); |
| 232 | if (attr == NULL) return(-1); |
| 233 | table = (xmlIDTablePtr) doc->ids; |
| 234 | if (table == NULL) |
| 235 | return(-1); |
| 236 | |
| 237 | if (attr == NULL) |
| 238 | return(-1); |
| 239 | ID = xmlNodeListGetString(doc, attr->children, 1); |
| 240 | if (ID == NULL) |
| 241 | return(-1); |
| 242 | id = xmlHashLookup(table, ID); |
| 243 | xmlFree(ID); |
| 244 | if (id == NULL || id->attr != attr) { |
| 245 | return(-1); |
| 246 | } |
| 247 | id->name = attr->name; |
| 248 | id->attr = NULL; |
| 249 | return(0); |
| 250 | } |
| 251 | |
| 252 | /** |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 253 | * xmlTextReaderFreeProp: |
| 254 | * @reader: the xmlTextReaderPtr used |
| 255 | * @cur: the node |
| 256 | * |
| 257 | * Free a node. |
| 258 | */ |
| 259 | static void |
| 260 | xmlTextReaderFreeProp(xmlTextReaderPtr reader, xmlAttrPtr cur) { |
| 261 | xmlDictPtr dict; |
| 262 | |
| 263 | dict = reader->ctxt->dict; |
| 264 | if (cur == NULL) return; |
| 265 | |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 266 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
| 267 | xmlDeregisterNodeDefaultValue((xmlNodePtr) cur); |
| 268 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 269 | /* Check for ID removal -> leading to invalid references ! */ |
| 270 | if ((cur->parent != NULL) && (cur->parent->doc != NULL) && |
| 271 | ((cur->parent->doc->intSubset != NULL) || |
| 272 | (cur->parent->doc->extSubset != NULL))) { |
| 273 | if (xmlIsID(cur->parent->doc, cur->parent, cur)) |
Daniel Veillard | 8d7b5c7 | 2003-11-15 18:24:36 +0000 | [diff] [blame] | 274 | xmlTextReaderRemoveID(cur->parent->doc, cur); |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 275 | } |
| 276 | if (cur->children != NULL) |
| 277 | xmlTextReaderFreeNodeList(reader, cur->children); |
| 278 | |
| 279 | DICT_FREE(cur->name); |
| 280 | if ((reader != NULL) && (reader->ctxt != NULL) && |
| 281 | (reader->ctxt->freeAttrsNr < 100)) { |
| 282 | cur->next = reader->ctxt->freeAttrs; |
| 283 | reader->ctxt->freeAttrs = cur; |
| 284 | reader->ctxt->freeAttrsNr++; |
| 285 | } else { |
| 286 | xmlFree(cur); |
| 287 | } |
| 288 | } |
| 289 | |
| 290 | /** |
| 291 | * xmlTextReaderFreePropList: |
| 292 | * @reader: the xmlTextReaderPtr used |
| 293 | * @cur: the first property in the list |
| 294 | * |
| 295 | * Free a property and all its siblings, all the children are freed too. |
| 296 | */ |
| 297 | static void |
| 298 | xmlTextReaderFreePropList(xmlTextReaderPtr reader, xmlAttrPtr cur) { |
| 299 | xmlAttrPtr next; |
| 300 | if (cur == NULL) return; |
| 301 | while (cur != NULL) { |
| 302 | next = cur->next; |
| 303 | xmlTextReaderFreeProp(reader, cur); |
| 304 | cur = next; |
| 305 | } |
| 306 | } |
| 307 | |
| 308 | /** |
| 309 | * xmlTextReaderFreeNodeList: |
| 310 | * @reader: the xmlTextReaderPtr used |
| 311 | * @cur: the first node in the list |
| 312 | * |
| 313 | * Free a node and all its siblings, this is a recursive behaviour, all |
| 314 | * the children are freed too. |
| 315 | */ |
| 316 | static void |
| 317 | xmlTextReaderFreeNodeList(xmlTextReaderPtr reader, xmlNodePtr cur) { |
| 318 | xmlNodePtr next; |
| 319 | xmlDictPtr dict; |
| 320 | |
| 321 | dict = reader->ctxt->dict; |
| 322 | if (cur == NULL) return; |
| 323 | if (cur->type == XML_NAMESPACE_DECL) { |
| 324 | xmlFreeNsList((xmlNsPtr) cur); |
| 325 | return; |
| 326 | } |
| 327 | if ((cur->type == XML_DOCUMENT_NODE) || |
| 328 | (cur->type == XML_HTML_DOCUMENT_NODE)) { |
| 329 | xmlFreeDoc((xmlDocPtr) cur); |
| 330 | return; |
| 331 | } |
| 332 | while (cur != NULL) { |
| 333 | next = cur->next; |
| 334 | /* unroll to speed up freeing the document */ |
| 335 | if (cur->type != XML_DTD_NODE) { |
| 336 | |
| 337 | if ((cur->children != NULL) && |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 338 | (cur->type != XML_ENTITY_REF_NODE)) { |
| 339 | if (cur->children->parent == cur) |
| 340 | xmlTextReaderFreeNodeList(reader, cur->children); |
| 341 | cur->children = NULL; |
| 342 | } |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 343 | |
| 344 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
| 345 | xmlDeregisterNodeDefaultValue(cur); |
| 346 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 347 | if (((cur->type == XML_ELEMENT_NODE) || |
| 348 | (cur->type == XML_XINCLUDE_START) || |
| 349 | (cur->type == XML_XINCLUDE_END)) && |
| 350 | (cur->properties != NULL)) |
| 351 | xmlTextReaderFreePropList(reader, cur->properties); |
Daniel Veillard | 8874b94 | 2005-08-25 13:19:21 +0000 | [diff] [blame] | 352 | if ((cur->content != (xmlChar *) &(cur->properties)) && |
| 353 | (cur->type != XML_ELEMENT_NODE) && |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 354 | (cur->type != XML_XINCLUDE_START) && |
| 355 | (cur->type != XML_XINCLUDE_END) && |
| 356 | (cur->type != XML_ENTITY_REF_NODE)) { |
| 357 | DICT_FREE(cur->content); |
| 358 | } |
| 359 | if (((cur->type == XML_ELEMENT_NODE) || |
| 360 | (cur->type == XML_XINCLUDE_START) || |
| 361 | (cur->type == XML_XINCLUDE_END)) && |
| 362 | (cur->nsDef != NULL)) |
| 363 | xmlFreeNsList(cur->nsDef); |
| 364 | |
| 365 | /* |
| 366 | * we don't free element names here they are interned now |
| 367 | */ |
| 368 | if ((cur->type != XML_TEXT_NODE) && |
| 369 | (cur->type != XML_COMMENT_NODE)) |
| 370 | DICT_FREE(cur->name); |
| 371 | if (((cur->type == XML_ELEMENT_NODE) || |
| 372 | (cur->type == XML_TEXT_NODE)) && |
| 373 | (reader != NULL) && (reader->ctxt != NULL) && |
| 374 | (reader->ctxt->freeElemsNr < 100)) { |
| 375 | cur->next = reader->ctxt->freeElems; |
| 376 | reader->ctxt->freeElems = cur; |
| 377 | reader->ctxt->freeElemsNr++; |
| 378 | } else { |
| 379 | xmlFree(cur); |
| 380 | } |
| 381 | } |
| 382 | cur = next; |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | /** |
| 387 | * xmlTextReaderFreeNode: |
| 388 | * @reader: the xmlTextReaderPtr used |
| 389 | * @cur: the node |
| 390 | * |
| 391 | * Free a node, this is a recursive behaviour, all the children are freed too. |
| 392 | * This doesn't unlink the child from the list, use xmlUnlinkNode() first. |
| 393 | */ |
| 394 | static void |
| 395 | xmlTextReaderFreeNode(xmlTextReaderPtr reader, xmlNodePtr cur) { |
| 396 | xmlDictPtr dict; |
| 397 | |
| 398 | dict = reader->ctxt->dict; |
| 399 | if (cur->type == XML_DTD_NODE) { |
| 400 | xmlFreeDtd((xmlDtdPtr) cur); |
| 401 | return; |
| 402 | } |
| 403 | if (cur->type == XML_NAMESPACE_DECL) { |
| 404 | xmlFreeNs((xmlNsPtr) cur); |
| 405 | return; |
| 406 | } |
| 407 | if (cur->type == XML_ATTRIBUTE_NODE) { |
| 408 | xmlTextReaderFreeProp(reader, (xmlAttrPtr) cur); |
| 409 | return; |
| 410 | } |
| 411 | |
| 412 | if ((cur->children != NULL) && |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 413 | (cur->type != XML_ENTITY_REF_NODE)) { |
| 414 | if (cur->children->parent == cur) |
| 415 | xmlTextReaderFreeNodeList(reader, cur->children); |
| 416 | cur->children = NULL; |
| 417 | } |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 418 | |
| 419 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
| 420 | xmlDeregisterNodeDefaultValue(cur); |
| 421 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 422 | if (((cur->type == XML_ELEMENT_NODE) || |
| 423 | (cur->type == XML_XINCLUDE_START) || |
| 424 | (cur->type == XML_XINCLUDE_END)) && |
| 425 | (cur->properties != NULL)) |
| 426 | xmlTextReaderFreePropList(reader, cur->properties); |
Daniel Veillard | 8874b94 | 2005-08-25 13:19:21 +0000 | [diff] [blame] | 427 | if ((cur->content != (xmlChar *) &(cur->properties)) && |
| 428 | (cur->type != XML_ELEMENT_NODE) && |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 429 | (cur->type != XML_XINCLUDE_START) && |
| 430 | (cur->type != XML_XINCLUDE_END) && |
| 431 | (cur->type != XML_ENTITY_REF_NODE)) { |
| 432 | DICT_FREE(cur->content); |
| 433 | } |
| 434 | if (((cur->type == XML_ELEMENT_NODE) || |
| 435 | (cur->type == XML_XINCLUDE_START) || |
| 436 | (cur->type == XML_XINCLUDE_END)) && |
| 437 | (cur->nsDef != NULL)) |
| 438 | xmlFreeNsList(cur->nsDef); |
| 439 | |
| 440 | /* |
| 441 | * we don't free names here they are interned now |
| 442 | */ |
| 443 | if ((cur->type != XML_TEXT_NODE) && |
| 444 | (cur->type != XML_COMMENT_NODE)) |
| 445 | DICT_FREE(cur->name); |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 446 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 447 | if (((cur->type == XML_ELEMENT_NODE) || |
| 448 | (cur->type == XML_TEXT_NODE)) && |
| 449 | (reader != NULL) && (reader->ctxt != NULL) && |
| 450 | (reader->ctxt->freeElemsNr < 100)) { |
| 451 | cur->next = reader->ctxt->freeElems; |
| 452 | reader->ctxt->freeElems = cur; |
| 453 | reader->ctxt->freeElemsNr++; |
| 454 | } else { |
| 455 | xmlFree(cur); |
| 456 | } |
| 457 | } |
| 458 | |
| 459 | /** |
Daniel Veillard | 8d7b5c7 | 2003-11-15 18:24:36 +0000 | [diff] [blame] | 460 | * xmlTextReaderFreeIDTable: |
| 461 | * @table: An id table |
| 462 | * |
| 463 | * Deallocate the memory used by an ID hash table. |
| 464 | */ |
William M. Brack | 60f394e | 2003-11-16 06:25:42 +0000 | [diff] [blame] | 465 | static void |
Daniel Veillard | 8d7b5c7 | 2003-11-15 18:24:36 +0000 | [diff] [blame] | 466 | xmlTextReaderFreeIDTable(xmlIDTablePtr table) { |
| 467 | xmlHashFree(table, (xmlHashDeallocator) xmlFreeID); |
| 468 | } |
| 469 | |
| 470 | /** |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 471 | * xmlTextReaderFreeDoc: |
| 472 | * @reader: the xmlTextReaderPtr used |
| 473 | * @cur: pointer to the document |
| 474 | * |
| 475 | * Free up all the structures used by a document, tree included. |
| 476 | */ |
| 477 | static void |
| 478 | xmlTextReaderFreeDoc(xmlTextReaderPtr reader, xmlDocPtr cur) { |
| 479 | xmlDtdPtr extSubset, intSubset; |
| 480 | |
| 481 | if (cur == NULL) return; |
| 482 | |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 483 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
| 484 | xmlDeregisterNodeDefaultValue((xmlNodePtr) cur); |
| 485 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 486 | /* |
| 487 | * Do this before freeing the children list to avoid ID lookups |
| 488 | */ |
Daniel Veillard | 8d7b5c7 | 2003-11-15 18:24:36 +0000 | [diff] [blame] | 489 | if (cur->ids != NULL) xmlTextReaderFreeIDTable((xmlIDTablePtr) cur->ids); |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 490 | cur->ids = NULL; |
| 491 | if (cur->refs != NULL) xmlFreeRefTable((xmlRefTablePtr) cur->refs); |
| 492 | cur->refs = NULL; |
| 493 | extSubset = cur->extSubset; |
| 494 | intSubset = cur->intSubset; |
| 495 | if (intSubset == extSubset) |
| 496 | extSubset = NULL; |
| 497 | if (extSubset != NULL) { |
| 498 | xmlUnlinkNode((xmlNodePtr) cur->extSubset); |
| 499 | cur->extSubset = NULL; |
| 500 | xmlFreeDtd(extSubset); |
| 501 | } |
| 502 | if (intSubset != NULL) { |
| 503 | xmlUnlinkNode((xmlNodePtr) cur->intSubset); |
| 504 | cur->intSubset = NULL; |
| 505 | xmlFreeDtd(intSubset); |
| 506 | } |
| 507 | |
| 508 | if (cur->children != NULL) xmlTextReaderFreeNodeList(reader, cur->children); |
| 509 | |
| 510 | if (cur->version != NULL) xmlFree((char *) cur->version); |
| 511 | if (cur->name != NULL) xmlFree((char *) cur->name); |
| 512 | if (cur->encoding != NULL) xmlFree((char *) cur->encoding); |
| 513 | if (cur->oldNs != NULL) xmlFreeNsList(cur->oldNs); |
| 514 | if (cur->URL != NULL) xmlFree((char *) cur->URL); |
Daniel Veillard | 500a1de | 2004-03-22 15:22:58 +0000 | [diff] [blame] | 515 | if (cur->dict != NULL) xmlDictFree(cur->dict); |
Daniel Veillard | a2d51fc | 2004-04-30 22:25:59 +0000 | [diff] [blame] | 516 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 517 | xmlFree(cur); |
| 518 | } |
| 519 | |
| 520 | /************************************************************************ |
| 521 | * * |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 522 | * The reader core parser * |
| 523 | * * |
| 524 | ************************************************************************/ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 525 | #ifdef DEBUG_READER |
| 526 | static void |
| 527 | xmlTextReaderDebug(xmlTextReaderPtr reader) { |
| 528 | if ((reader == NULL) || (reader->ctxt == NULL)) { |
| 529 | fprintf(stderr, "xmlTextReader NULL\n"); |
| 530 | return; |
| 531 | } |
| 532 | fprintf(stderr, "xmlTextReader: state %d depth %d ", |
| 533 | reader->state, reader->depth); |
| 534 | if (reader->node == NULL) { |
| 535 | fprintf(stderr, "node = NULL\n"); |
| 536 | } else { |
| 537 | fprintf(stderr, "node %s\n", reader->node->name); |
| 538 | } |
| 539 | fprintf(stderr, " input: base %d, cur %d, depth %d: ", |
| 540 | reader->base, reader->cur, reader->ctxt->nodeNr); |
| 541 | if (reader->input->buffer == NULL) { |
| 542 | fprintf(stderr, "buffer is NULL\n"); |
| 543 | } else { |
| 544 | #ifdef LIBXML_DEBUG_ENABLED |
| 545 | xmlDebugDumpString(stderr, |
| 546 | &reader->input->buffer->content[reader->cur]); |
| 547 | #endif |
| 548 | fprintf(stderr, "\n"); |
| 549 | } |
| 550 | } |
| 551 | #endif |
| 552 | |
| 553 | /** |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 554 | * xmlTextReaderEntPush: |
| 555 | * @reader: the xmlTextReaderPtr used |
| 556 | * @value: the entity reference node |
| 557 | * |
| 558 | * Pushes a new entity reference node on top of the entities stack |
| 559 | * |
| 560 | * Returns 0 in case of error, the index in the stack otherwise |
| 561 | */ |
| 562 | static int |
| 563 | xmlTextReaderEntPush(xmlTextReaderPtr reader, xmlNodePtr value) |
| 564 | { |
| 565 | if (reader->entMax <= 0) { |
| 566 | reader->entMax = 10; |
| 567 | reader->entTab = (xmlNodePtr *) xmlMalloc(reader->entMax * |
| 568 | sizeof(reader->entTab[0])); |
| 569 | if (reader->entTab == NULL) { |
| 570 | xmlGenericError(xmlGenericErrorContext, "xmlMalloc failed !\n"); |
| 571 | return (0); |
| 572 | } |
| 573 | } |
| 574 | if (reader->entNr >= reader->entMax) { |
| 575 | reader->entMax *= 2; |
| 576 | reader->entTab = |
| 577 | (xmlNodePtr *) xmlRealloc(reader->entTab, |
| 578 | reader->entMax * |
| 579 | sizeof(reader->entTab[0])); |
| 580 | if (reader->entTab == NULL) { |
| 581 | xmlGenericError(xmlGenericErrorContext, "xmlRealloc failed !\n"); |
| 582 | return (0); |
| 583 | } |
| 584 | } |
| 585 | reader->entTab[reader->entNr] = value; |
| 586 | reader->ent = value; |
| 587 | return (reader->entNr++); |
| 588 | } |
| 589 | |
| 590 | /** |
| 591 | * xmlTextReaderEntPop: |
| 592 | * @reader: the xmlTextReaderPtr used |
| 593 | * |
| 594 | * Pops the top element entity from the entities stack |
| 595 | * |
| 596 | * Returns the entity just removed |
| 597 | */ |
| 598 | static xmlNodePtr |
| 599 | xmlTextReaderEntPop(xmlTextReaderPtr reader) |
| 600 | { |
| 601 | xmlNodePtr ret; |
| 602 | |
| 603 | if (reader->entNr <= 0) |
Daniel Veillard | 75e389d | 2005-07-29 22:02:24 +0000 | [diff] [blame] | 604 | return (NULL); |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 605 | reader->entNr--; |
| 606 | if (reader->entNr > 0) |
| 607 | reader->ent = reader->entTab[reader->entNr - 1]; |
| 608 | else |
| 609 | reader->ent = NULL; |
| 610 | ret = reader->entTab[reader->entNr]; |
Daniel Veillard | 75e389d | 2005-07-29 22:02:24 +0000 | [diff] [blame] | 611 | reader->entTab[reader->entNr] = NULL; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 612 | return (ret); |
| 613 | } |
| 614 | |
| 615 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 616 | * xmlTextReaderStartElement: |
| 617 | * @ctx: the user data (XML parser context) |
| 618 | * @fullname: The element name, including namespace prefix |
| 619 | * @atts: An array of name/value attributes pairs, NULL terminated |
| 620 | * |
| 621 | * called when an opening tag has been processed. |
| 622 | */ |
| 623 | static void |
| 624 | xmlTextReaderStartElement(void *ctx, const xmlChar *fullname, |
| 625 | const xmlChar **atts) { |
| 626 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 627 | xmlTextReaderPtr reader = ctxt->_private; |
| 628 | |
| 629 | #ifdef DEBUG_CALLBACKS |
| 630 | printf("xmlTextReaderStartElement(%s)\n", fullname); |
| 631 | #endif |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 632 | if ((reader != NULL) && (reader->startElement != NULL)) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 633 | reader->startElement(ctx, fullname, atts); |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 634 | if ((ctxt->node != NULL) && (ctxt->input != NULL) && |
| 635 | (ctxt->input->cur != NULL) && (ctxt->input->cur[0] == '/') && |
| 636 | (ctxt->input->cur[1] == '>')) |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 637 | ctxt->node->extra = NODE_IS_EMPTY; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 638 | } |
Daniel Veillard | 9e395c2 | 2003-01-01 14:50:44 +0000 | [diff] [blame] | 639 | if (reader != NULL) |
| 640 | reader->state = XML_TEXTREADER_ELEMENT; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 641 | } |
| 642 | |
| 643 | /** |
| 644 | * xmlTextReaderEndElement: |
| 645 | * @ctx: the user data (XML parser context) |
| 646 | * @fullname: The element name, including namespace prefix |
| 647 | * |
| 648 | * called when an ending tag has been processed. |
| 649 | */ |
| 650 | static void |
| 651 | xmlTextReaderEndElement(void *ctx, const xmlChar *fullname) { |
| 652 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 653 | xmlTextReaderPtr reader = ctxt->_private; |
| 654 | |
| 655 | #ifdef DEBUG_CALLBACKS |
| 656 | printf("xmlTextReaderEndElement(%s)\n", fullname); |
| 657 | #endif |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 658 | if ((reader != NULL) && (reader->endElement != NULL)) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 659 | reader->endElement(ctx, fullname); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 660 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 661 | } |
| 662 | |
| 663 | /** |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 664 | * xmlTextReaderStartElementNs: |
| 665 | * @ctx: the user data (XML parser context) |
| 666 | * @localname: the local name of the element |
| 667 | * @prefix: the element namespace prefix if available |
| 668 | * @URI: the element namespace name if available |
| 669 | * @nb_namespaces: number of namespace definitions on that node |
| 670 | * @namespaces: pointer to the array of prefix/URI pairs namespace definitions |
| 671 | * @nb_attributes: the number of attributes on that node |
| 672 | * nb_defaulted: the number of defaulted attributes. |
| 673 | * @attributes: pointer to the array of (localname/prefix/URI/value/end) |
| 674 | * attribute values. |
| 675 | * |
| 676 | * called when an opening tag has been processed. |
| 677 | */ |
| 678 | static void |
| 679 | xmlTextReaderStartElementNs(void *ctx, |
| 680 | const xmlChar *localname, |
| 681 | const xmlChar *prefix, |
| 682 | const xmlChar *URI, |
| 683 | int nb_namespaces, |
| 684 | const xmlChar **namespaces, |
| 685 | int nb_attributes, |
| 686 | int nb_defaulted, |
| 687 | const xmlChar **attributes) |
| 688 | { |
| 689 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 690 | xmlTextReaderPtr reader = ctxt->_private; |
| 691 | |
| 692 | #ifdef DEBUG_CALLBACKS |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 693 | printf("xmlTextReaderStartElementNs(%s)\n", localname); |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 694 | #endif |
| 695 | if ((reader != NULL) && (reader->startElementNs != NULL)) { |
| 696 | reader->startElementNs(ctx, localname, prefix, URI, nb_namespaces, |
| 697 | namespaces, nb_attributes, nb_defaulted, |
| 698 | attributes); |
| 699 | if ((ctxt->node != NULL) && (ctxt->input != NULL) && |
| 700 | (ctxt->input->cur != NULL) && (ctxt->input->cur[0] == '/') && |
| 701 | (ctxt->input->cur[1] == '>')) |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 702 | ctxt->node->extra = NODE_IS_EMPTY; |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 703 | } |
| 704 | if (reader != NULL) |
| 705 | reader->state = XML_TEXTREADER_ELEMENT; |
| 706 | } |
| 707 | |
| 708 | /** |
| 709 | * xmlTextReaderEndElementNs: |
| 710 | * @ctx: the user data (XML parser context) |
| 711 | * @localname: the local name of the element |
| 712 | * @prefix: the element namespace prefix if available |
| 713 | * @URI: the element namespace name if available |
| 714 | * |
| 715 | * called when an ending tag has been processed. |
| 716 | */ |
| 717 | static void |
| 718 | xmlTextReaderEndElementNs(void *ctx, |
| 719 | const xmlChar * localname, |
| 720 | const xmlChar * prefix, |
| 721 | const xmlChar * URI) |
| 722 | { |
| 723 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 724 | xmlTextReaderPtr reader = ctxt->_private; |
| 725 | |
| 726 | #ifdef DEBUG_CALLBACKS |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 727 | printf("xmlTextReaderEndElementNs(%s)\n", localname); |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 728 | #endif |
| 729 | if ((reader != NULL) && (reader->endElementNs != NULL)) { |
| 730 | reader->endElementNs(ctx, localname, prefix, URI); |
| 731 | } |
| 732 | } |
| 733 | |
| 734 | |
| 735 | /** |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 736 | * xmlTextReaderCharacters: |
| 737 | * @ctx: the user data (XML parser context) |
| 738 | * @ch: a xmlChar string |
| 739 | * @len: the number of xmlChar |
| 740 | * |
| 741 | * receiving some chars from the parser. |
| 742 | */ |
| 743 | static void |
| 744 | xmlTextReaderCharacters(void *ctx, const xmlChar *ch, int len) |
| 745 | { |
| 746 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 747 | xmlTextReaderPtr reader = ctxt->_private; |
| 748 | |
| 749 | #ifdef DEBUG_CALLBACKS |
| 750 | printf("xmlTextReaderCharacters()\n"); |
| 751 | #endif |
| 752 | if ((reader != NULL) && (reader->characters != NULL)) { |
| 753 | reader->characters(ctx, ch, len); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 754 | } |
| 755 | } |
| 756 | |
| 757 | /** |
| 758 | * xmlTextReaderCDataBlock: |
| 759 | * @ctx: the user data (XML parser context) |
| 760 | * @value: The pcdata content |
| 761 | * @len: the block length |
| 762 | * |
| 763 | * called when a pcdata block has been parsed |
| 764 | */ |
| 765 | static void |
| 766 | xmlTextReaderCDataBlock(void *ctx, const xmlChar *ch, int len) |
| 767 | { |
| 768 | xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; |
| 769 | xmlTextReaderPtr reader = ctxt->_private; |
| 770 | |
| 771 | #ifdef DEBUG_CALLBACKS |
| 772 | printf("xmlTextReaderCDataBlock()\n"); |
| 773 | #endif |
| 774 | if ((reader != NULL) && (reader->cdataBlock != NULL)) { |
| 775 | reader->cdataBlock(ctx, ch, len); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 776 | } |
| 777 | } |
| 778 | |
| 779 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 780 | * xmlTextReaderPushData: |
| 781 | * @reader: the xmlTextReaderPtr used |
| 782 | * |
| 783 | * Push data down the progressive parser until a significant callback |
| 784 | * got raised. |
| 785 | * |
| 786 | * Returns -1 in case of failure, 0 otherwise |
| 787 | */ |
| 788 | static int |
| 789 | xmlTextReaderPushData(xmlTextReaderPtr reader) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 790 | xmlBufferPtr inbuf; |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 791 | int val, s; |
William M. Brack | 779af00 | 2003-08-01 15:55:39 +0000 | [diff] [blame] | 792 | xmlTextReaderState oldstate; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 793 | |
| 794 | if ((reader->input == NULL) || (reader->input->buffer == NULL)) |
| 795 | return(-1); |
| 796 | |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 797 | oldstate = reader->state; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 798 | reader->state = XML_TEXTREADER_NONE; |
| 799 | inbuf = reader->input->buffer; |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 800 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 801 | while (reader->state == XML_TEXTREADER_NONE) { |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 802 | if (inbuf->use < reader->cur + CHUNK_SIZE) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 803 | /* |
| 804 | * Refill the buffer unless we are at the end of the stream |
| 805 | */ |
| 806 | if (reader->mode != XML_TEXTREADER_MODE_EOF) { |
| 807 | val = xmlParserInputBufferRead(reader->input, 4096); |
Daniel Veillard | 5335055 | 2003-09-18 13:35:51 +0000 | [diff] [blame] | 808 | if ((val == 0) && |
| 809 | (inbuf->alloc == XML_BUFFER_ALLOC_IMMUTABLE)) { |
| 810 | if (inbuf->use == reader->cur) { |
| 811 | reader->mode = XML_TEXTREADER_MODE_EOF; |
| 812 | reader->state = oldstate; |
Daniel Veillard | 5335055 | 2003-09-18 13:35:51 +0000 | [diff] [blame] | 813 | } |
| 814 | } else if (val < 0) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 815 | reader->mode = XML_TEXTREADER_MODE_EOF; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 816 | reader->state = oldstate; |
Daniel Veillard | aaa105b | 2002-12-30 11:42:17 +0000 | [diff] [blame] | 817 | if ((oldstate != XML_TEXTREADER_START) || |
| 818 | (reader->ctxt->myDoc != NULL)) |
| 819 | return(val); |
Daniel Veillard | 5335055 | 2003-09-18 13:35:51 +0000 | [diff] [blame] | 820 | } else if (val == 0) { |
| 821 | /* mark the end of the stream and process the remains */ |
| 822 | reader->mode = XML_TEXTREADER_MODE_EOF; |
| 823 | break; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 824 | } |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 825 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 826 | } else |
| 827 | break; |
| 828 | } |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 829 | /* |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 830 | * parse by block of CHUNK_SIZE bytes, various tests show that |
| 831 | * it's the best tradeoff at least on a 1.2GH Duron |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 832 | */ |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 833 | if (inbuf->use >= reader->cur + CHUNK_SIZE) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 834 | val = xmlParseChunk(reader->ctxt, |
| 835 | (const char *) &inbuf->content[reader->cur], |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 836 | CHUNK_SIZE, 0); |
| 837 | reader->cur += CHUNK_SIZE; |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 838 | if ((val != 0) || (reader->ctxt->wellFormed == 0)) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 839 | return(-1); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 840 | } else { |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 841 | s = inbuf->use - reader->cur; |
| 842 | val = xmlParseChunk(reader->ctxt, |
| 843 | (const char *) &inbuf->content[reader->cur], |
| 844 | s, 0); |
| 845 | reader->cur += s; |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 846 | if ((val != 0) || (reader->ctxt->wellFormed == 0)) |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 847 | return(-1); |
| 848 | break; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 849 | } |
| 850 | } |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 851 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 852 | /* |
| 853 | * Discard the consumed input when needed and possible |
| 854 | */ |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 855 | if (reader->mode == XML_TEXTREADER_MODE_INTERACTIVE) { |
Daniel Veillard | 2192452 | 2004-02-19 16:37:07 +0000 | [diff] [blame] | 856 | if (inbuf->alloc != XML_BUFFER_ALLOC_IMMUTABLE) { |
| 857 | if ((reader->cur >= 4096) && |
| 858 | (inbuf->use - reader->cur <= CHUNK_SIZE)) { |
| 859 | val = xmlBufferShrink(inbuf, reader->cur); |
| 860 | if (val >= 0) { |
| 861 | reader->cur -= val; |
| 862 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 863 | } |
| 864 | } |
| 865 | } |
| 866 | |
| 867 | /* |
| 868 | * At the end of the stream signal that the work is done to the Push |
| 869 | * parser. |
| 870 | */ |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 871 | else if (reader->mode == XML_TEXTREADER_MODE_EOF) { |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 872 | if (reader->mode != XML_TEXTREADER_DONE) { |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 873 | s = inbuf->use - reader->cur; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 874 | val = xmlParseChunk(reader->ctxt, |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 875 | (const char *) &inbuf->content[reader->cur], |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 876 | s, 1); |
| 877 | reader->cur = inbuf->use; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 878 | reader->mode = XML_TEXTREADER_DONE; |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 879 | if ((val != 0) || (reader->ctxt->wellFormed == 0)) |
Daniel Veillard | 16ed597 | 2003-11-20 18:22:31 +0000 | [diff] [blame] | 880 | return(-1); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 881 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 882 | } |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 883 | reader->state = oldstate; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 884 | return(0); |
| 885 | } |
| 886 | |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 887 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 888 | /** |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 889 | * xmlTextReaderValidatePush: |
| 890 | * @reader: the xmlTextReaderPtr used |
| 891 | * |
| 892 | * Push the current node for validation |
| 893 | */ |
| 894 | static void |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 895 | xmlTextReaderValidatePush(xmlTextReaderPtr reader ATTRIBUTE_UNUSED) { |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 896 | xmlNodePtr node = reader->node; |
| 897 | |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 898 | #ifdef LIBXML_VALID_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 899 | if ((reader->validate == XML_TEXTREADER_VALIDATE_DTD) && |
| 900 | (reader->ctxt != NULL) && (reader->ctxt->validate == 1)) { |
| 901 | if ((node->ns == NULL) || (node->ns->prefix == NULL)) { |
| 902 | reader->ctxt->valid &= xmlValidatePushElement(&reader->ctxt->vctxt, |
| 903 | reader->ctxt->myDoc, node, node->name); |
| 904 | } else { |
| 905 | /* TODO use the BuildQName interface */ |
| 906 | xmlChar *qname; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 907 | |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 908 | qname = xmlStrdup(node->ns->prefix); |
| 909 | qname = xmlStrcat(qname, BAD_CAST ":"); |
| 910 | qname = xmlStrcat(qname, node->name); |
| 911 | reader->ctxt->valid &= xmlValidatePushElement(&reader->ctxt->vctxt, |
| 912 | reader->ctxt->myDoc, node, qname); |
| 913 | if (qname != NULL) |
| 914 | xmlFree(qname); |
| 915 | } |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 916 | } |
| 917 | #endif /* LIBXML_VALID_ENABLED */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 918 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 919 | if ((reader->validate == XML_TEXTREADER_VALIDATE_RNG) && |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 920 | (reader->rngValidCtxt != NULL)) { |
| 921 | int ret; |
| 922 | |
| 923 | if (reader->rngFullNode != NULL) return; |
| 924 | ret = xmlRelaxNGValidatePushElement(reader->rngValidCtxt, |
| 925 | reader->ctxt->myDoc, |
| 926 | node); |
| 927 | if (ret == 0) { |
| 928 | /* |
| 929 | * this element requires a full tree |
| 930 | */ |
| 931 | node = xmlTextReaderExpand(reader); |
| 932 | if (node == NULL) { |
| 933 | printf("Expand failed !\n"); |
| 934 | ret = -1; |
| 935 | } else { |
| 936 | ret = xmlRelaxNGValidateFullElement(reader->rngValidCtxt, |
| 937 | reader->ctxt->myDoc, |
| 938 | node); |
| 939 | reader->rngFullNode = node; |
| 940 | } |
| 941 | } |
| 942 | if (ret != 1) |
| 943 | reader->rngValidErrors++; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 944 | } |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 945 | #endif |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 946 | } |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 947 | |
| 948 | /** |
| 949 | * xmlTextReaderValidateCData: |
| 950 | * @reader: the xmlTextReaderPtr used |
| 951 | * @data: pointer to the CData |
| 952 | * @len: lenght of the CData block in bytes. |
| 953 | * |
| 954 | * Push some CData for validation |
| 955 | */ |
| 956 | static void |
| 957 | xmlTextReaderValidateCData(xmlTextReaderPtr reader, |
| 958 | const xmlChar *data, int len) { |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 959 | #ifdef LIBXML_VALID_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 960 | if ((reader->validate == XML_TEXTREADER_VALIDATE_DTD) && |
| 961 | (reader->ctxt != NULL) && (reader->ctxt->validate == 1)) { |
| 962 | reader->ctxt->valid &= xmlValidatePushCData(&reader->ctxt->vctxt, |
| 963 | data, len); |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 964 | } |
| 965 | #endif /* LIBXML_VALID_ENABLED */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 966 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 967 | if ((reader->validate == XML_TEXTREADER_VALIDATE_RNG) && |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 968 | (reader->rngValidCtxt != NULL)) { |
| 969 | int ret; |
| 970 | |
| 971 | if (reader->rngFullNode != NULL) return; |
| 972 | ret = xmlRelaxNGValidatePushCData(reader->rngValidCtxt, data, len); |
| 973 | if (ret != 1) |
| 974 | reader->rngValidErrors++; |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 975 | } |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 976 | #endif |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 977 | } |
| 978 | |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 979 | /** |
| 980 | * xmlTextReaderValidatePop: |
| 981 | * @reader: the xmlTextReaderPtr used |
| 982 | * |
| 983 | * Pop the current node from validation |
| 984 | */ |
| 985 | static void |
| 986 | xmlTextReaderValidatePop(xmlTextReaderPtr reader) { |
| 987 | xmlNodePtr node = reader->node; |
| 988 | |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 989 | #ifdef LIBXML_VALID_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 990 | if ((reader->validate == XML_TEXTREADER_VALIDATE_DTD) && |
| 991 | (reader->ctxt != NULL) && (reader->ctxt->validate == 1)) { |
| 992 | if ((node->ns == NULL) || (node->ns->prefix == NULL)) { |
| 993 | reader->ctxt->valid &= xmlValidatePopElement(&reader->ctxt->vctxt, |
| 994 | reader->ctxt->myDoc, node, node->name); |
| 995 | } else { |
| 996 | /* TODO use the BuildQName interface */ |
| 997 | xmlChar *qname; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 998 | |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 999 | qname = xmlStrdup(node->ns->prefix); |
| 1000 | qname = xmlStrcat(qname, BAD_CAST ":"); |
| 1001 | qname = xmlStrcat(qname, node->name); |
| 1002 | reader->ctxt->valid &= xmlValidatePopElement(&reader->ctxt->vctxt, |
| 1003 | reader->ctxt->myDoc, node, qname); |
| 1004 | if (qname != NULL) |
| 1005 | xmlFree(qname); |
| 1006 | } |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 1007 | } |
| 1008 | #endif /* LIBXML_VALID_ENABLED */ |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1009 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 1010 | if ((reader->validate == XML_TEXTREADER_VALIDATE_RNG) && |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1011 | (reader->rngValidCtxt != NULL)) { |
| 1012 | int ret; |
| 1013 | |
| 1014 | if (reader->rngFullNode != NULL) { |
| 1015 | if (node == reader->rngFullNode) |
| 1016 | reader->rngFullNode = NULL; |
| 1017 | return; |
| 1018 | } |
| 1019 | ret = xmlRelaxNGValidatePopElement(reader->rngValidCtxt, |
| 1020 | reader->ctxt->myDoc, |
| 1021 | node); |
| 1022 | if (ret != 1) |
| 1023 | reader->rngValidErrors++; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1024 | } |
Daniel Veillard | f54cd53 | 2004-02-25 11:52:31 +0000 | [diff] [blame] | 1025 | #endif |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1026 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1027 | |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1028 | /** |
| 1029 | * xmlTextReaderValidateEntity: |
| 1030 | * @reader: the xmlTextReaderPtr used |
| 1031 | * |
| 1032 | * Handle the validation when an entity reference is encountered and |
| 1033 | * entity substitution is not activated. As a result the parser interface |
| 1034 | * must walk through the entity and do the validation calls |
| 1035 | */ |
| 1036 | static void |
| 1037 | xmlTextReaderValidateEntity(xmlTextReaderPtr reader) { |
| 1038 | xmlNodePtr oldnode = reader->node; |
| 1039 | xmlNodePtr node = reader->node; |
| 1040 | xmlParserCtxtPtr ctxt = reader->ctxt; |
| 1041 | |
| 1042 | do { |
| 1043 | if (node->type == XML_ENTITY_REF_NODE) { |
| 1044 | /* |
| 1045 | * Case where the underlying tree is not availble, lookup the entity |
| 1046 | * and walk it. |
| 1047 | */ |
| 1048 | if ((node->children == NULL) && (ctxt->sax != NULL) && |
| 1049 | (ctxt->sax->getEntity != NULL)) { |
| 1050 | node->children = (xmlNodePtr) |
| 1051 | ctxt->sax->getEntity(ctxt, node->name); |
| 1052 | } |
| 1053 | |
| 1054 | if ((node->children != NULL) && |
| 1055 | (node->children->type == XML_ENTITY_DECL) && |
| 1056 | (node->children->children != NULL)) { |
| 1057 | xmlTextReaderEntPush(reader, node); |
| 1058 | node = node->children->children; |
| 1059 | continue; |
| 1060 | } else { |
| 1061 | /* |
| 1062 | * The error has probably be raised already. |
| 1063 | */ |
| 1064 | if (node == oldnode) |
| 1065 | break; |
| 1066 | node = node->next; |
| 1067 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1068 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1069 | } else if (node->type == XML_ELEMENT_NODE) { |
| 1070 | reader->node = node; |
| 1071 | xmlTextReaderValidatePush(reader); |
| 1072 | } else if ((node->type == XML_TEXT_NODE) || |
| 1073 | (node->type == XML_CDATA_SECTION_NODE)) { |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1074 | xmlTextReaderValidateCData(reader, node->content, |
| 1075 | xmlStrlen(node->content)); |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1076 | #endif |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1077 | } |
| 1078 | |
| 1079 | /* |
| 1080 | * go to next node |
| 1081 | */ |
| 1082 | if (node->children != NULL) { |
| 1083 | node = node->children; |
| 1084 | continue; |
Daniel Veillard | ef8dd7b | 2003-03-23 12:02:56 +0000 | [diff] [blame] | 1085 | } else if (node->type == XML_ELEMENT_NODE) { |
| 1086 | xmlTextReaderValidatePop(reader); |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1087 | } |
| 1088 | if (node->next != NULL) { |
| 1089 | node = node->next; |
| 1090 | continue; |
| 1091 | } |
| 1092 | do { |
| 1093 | node = node->parent; |
| 1094 | if (node->type == XML_ELEMENT_NODE) { |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 1095 | xmlNodePtr tmp; |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 1096 | if (reader->entNr == 0) { |
| 1097 | while ((tmp = node->last) != NULL) { |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 1098 | if ((tmp->extra & NODE_IS_PRESERVED) == 0) { |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 1099 | xmlUnlinkNode(tmp); |
| 1100 | xmlTextReaderFreeNode(reader, tmp); |
| 1101 | } else |
| 1102 | break; |
| 1103 | } |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 1104 | } |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1105 | reader->node = node; |
| 1106 | xmlTextReaderValidatePop(reader); |
| 1107 | } |
| 1108 | if ((node->type == XML_ENTITY_DECL) && |
| 1109 | (reader->ent != NULL) && (reader->ent->children == node)) { |
| 1110 | node = xmlTextReaderEntPop(reader); |
| 1111 | } |
| 1112 | if (node == oldnode) |
| 1113 | break; |
| 1114 | if (node->next != NULL) { |
| 1115 | node = node->next; |
| 1116 | break; |
| 1117 | } |
| 1118 | } while ((node != NULL) && (node != oldnode)); |
| 1119 | } while ((node != NULL) && (node != oldnode)); |
| 1120 | reader->node = oldnode; |
| 1121 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1122 | #endif /* LIBXML_REGEXP_ENABLED */ |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1123 | |
| 1124 | |
| 1125 | /** |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1126 | * xmlTextReaderGetSuccessor: |
| 1127 | * @cur: the current node |
| 1128 | * |
| 1129 | * Get the successor of a node if available. |
| 1130 | * |
| 1131 | * Returns the successor node or NULL |
| 1132 | */ |
| 1133 | static xmlNodePtr |
| 1134 | xmlTextReaderGetSuccessor(xmlNodePtr cur) { |
| 1135 | if (cur == NULL) return(NULL) ; /* ERROR */ |
| 1136 | if (cur->next != NULL) return(cur->next) ; |
| 1137 | do { |
| 1138 | cur = cur->parent; |
| 1139 | if (cur == NULL) return(NULL); |
| 1140 | if (cur->next != NULL) return(cur->next); |
| 1141 | } while (cur != NULL); |
| 1142 | return(cur); |
| 1143 | } |
| 1144 | |
| 1145 | /** |
| 1146 | * xmlTextReaderDoExpand: |
| 1147 | * @reader: the xmlTextReaderPtr used |
| 1148 | * |
| 1149 | * Makes sure that the current node is fully read as well as all its |
| 1150 | * descendant. It means the full DOM subtree must be available at the |
| 1151 | * end of the call. |
| 1152 | * |
| 1153 | * Returns 1 if the node was expanded successfully, 0 if there is no more |
| 1154 | * nodes to read, or -1 in case of error |
| 1155 | */ |
| 1156 | static int |
| 1157 | xmlTextReaderDoExpand(xmlTextReaderPtr reader) { |
| 1158 | int val; |
| 1159 | |
| 1160 | if ((reader == NULL) || (reader->node == NULL) || (reader->ctxt == NULL)) |
| 1161 | return(-1); |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1162 | do { |
Daniel Veillard | f96cf4e | 2003-10-01 09:05:25 +0000 | [diff] [blame] | 1163 | if (reader->ctxt->instate == XML_PARSER_EOF) return(1); |
| 1164 | |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1165 | if (xmlTextReaderGetSuccessor(reader->node) != NULL) |
| 1166 | return(1); |
Daniel Veillard | f96cf4e | 2003-10-01 09:05:25 +0000 | [diff] [blame] | 1167 | if (reader->ctxt->nodeNr < reader->depth) |
Daniel Veillard | a37aab8 | 2003-06-09 09:10:36 +0000 | [diff] [blame] | 1168 | return(1); |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1169 | if (reader->mode == XML_TEXTREADER_MODE_EOF) |
| 1170 | return(1); |
| 1171 | val = xmlTextReaderPushData(reader); |
| 1172 | if (val < 0) |
| 1173 | return(-1); |
| 1174 | } while(reader->mode != XML_TEXTREADER_MODE_EOF); |
| 1175 | return(1); |
| 1176 | } |
| 1177 | |
| 1178 | /** |
Daniel Veillard | e125b31 | 2005-01-28 17:39:49 +0000 | [diff] [blame] | 1179 | * xmlTextReaderCollectSiblings: |
| 1180 | * @node: the first child |
| 1181 | * |
| 1182 | * Traverse depth-first through all sibling nodes and their children |
| 1183 | * nodes and concatenate their content. This is an auxiliary function |
| 1184 | * to xmlTextReaderReadString. |
| 1185 | * |
| 1186 | * Returns a string containing the content, or NULL in case of error. |
| 1187 | */ |
| 1188 | static xmlChar * |
| 1189 | xmlTextReaderCollectSiblings(xmlNodePtr node) |
| 1190 | { |
| 1191 | xmlBufferPtr buffer; |
| 1192 | xmlChar *ret; |
| 1193 | |
| 1194 | buffer = xmlBufferCreate(); |
| 1195 | if (buffer == NULL) |
| 1196 | return NULL; |
| 1197 | |
| 1198 | for ( ; node != NULL; node = node->next) { |
| 1199 | switch (node->type) { |
| 1200 | case XML_TEXT_NODE: |
| 1201 | case XML_CDATA_SECTION_NODE: |
| 1202 | xmlBufferCat(buffer, node->content); |
| 1203 | break; |
Daniel Veillard | 47fffb4 | 2005-09-22 11:14:43 +0000 | [diff] [blame] | 1204 | case XML_ELEMENT_NODE: { |
| 1205 | xmlChar *tmp; |
| 1206 | |
| 1207 | tmp = xmlTextReaderCollectSiblings(node->children); |
| 1208 | xmlBufferCat(buffer, tmp); |
| 1209 | xmlFree(tmp); |
| 1210 | break; |
| 1211 | } |
Daniel Veillard | e125b31 | 2005-01-28 17:39:49 +0000 | [diff] [blame] | 1212 | default: |
| 1213 | break; |
| 1214 | } |
| 1215 | } |
| 1216 | ret = buffer->content; |
| 1217 | buffer->content = NULL; |
| 1218 | xmlBufferFree(buffer); |
| 1219 | return(ret); |
| 1220 | } |
| 1221 | |
| 1222 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1223 | * xmlTextReaderRead: |
| 1224 | * @reader: the xmlTextReaderPtr used |
| 1225 | * |
| 1226 | * Moves the position of the current instance to the next node in |
| 1227 | * the stream, exposing its properties. |
| 1228 | * |
| 1229 | * Returns 1 if the node was read successfully, 0 if there is no more |
| 1230 | * nodes to read, or -1 in case of error |
| 1231 | */ |
| 1232 | int |
| 1233 | xmlTextReaderRead(xmlTextReaderPtr reader) { |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 1234 | int val, olddepth = 0; |
William M. Brack | 899e64a | 2003-09-26 18:03:42 +0000 | [diff] [blame] | 1235 | xmlTextReaderState oldstate = XML_TEXTREADER_START; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1236 | xmlNodePtr oldnode = NULL; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1237 | |
William M. Brack | 1af5558 | 2004-07-22 17:18:00 +0000 | [diff] [blame] | 1238 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1239 | if (reader == NULL) |
| 1240 | return(-1); |
William M. Brack | 1af5558 | 2004-07-22 17:18:00 +0000 | [diff] [blame] | 1241 | reader->curnode = NULL; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1242 | if (reader->doc != NULL) |
| 1243 | return(xmlTextReaderReadTree(reader)); |
| 1244 | if (reader->ctxt == NULL) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1245 | return(-1); |
| 1246 | if (reader->ctxt->wellFormed != 1) |
| 1247 | return(-1); |
| 1248 | |
| 1249 | #ifdef DEBUG_READER |
| 1250 | fprintf(stderr, "\nREAD "); |
| 1251 | DUMP_READER |
| 1252 | #endif |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1253 | if (reader->mode == XML_TEXTREADER_MODE_INITIAL) { |
| 1254 | reader->mode = XML_TEXTREADER_MODE_INTERACTIVE; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1255 | /* |
| 1256 | * Initial state |
| 1257 | */ |
| 1258 | do { |
| 1259 | val = xmlTextReaderPushData(reader); |
| 1260 | if (val < 0) |
| 1261 | return(-1); |
| 1262 | } while ((reader->ctxt->node == NULL) && |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 1263 | ((reader->mode != XML_TEXTREADER_MODE_EOF) && |
| 1264 | (reader->mode != XML_TEXTREADER_DONE))); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1265 | if (reader->ctxt->node == NULL) { |
Daniel Veillard | dab8ea9 | 2003-01-02 14:16:45 +0000 | [diff] [blame] | 1266 | if (reader->ctxt->myDoc != NULL) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1267 | reader->node = reader->ctxt->myDoc->children; |
Daniel Veillard | dab8ea9 | 2003-01-02 14:16:45 +0000 | [diff] [blame] | 1268 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1269 | if (reader->node == NULL) |
| 1270 | return(-1); |
Daniel Veillard | dab8ea9 | 2003-01-02 14:16:45 +0000 | [diff] [blame] | 1271 | reader->state = XML_TEXTREADER_ELEMENT; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1272 | } else { |
Daniel Veillard | 48ef4c9 | 2003-03-22 12:38:15 +0000 | [diff] [blame] | 1273 | if (reader->ctxt->myDoc != NULL) { |
| 1274 | reader->node = reader->ctxt->myDoc->children; |
| 1275 | } |
| 1276 | if (reader->node == NULL) |
| 1277 | reader->node = reader->ctxt->nodeTab[0]; |
Daniel Veillard | e59494f | 2003-01-04 16:35:29 +0000 | [diff] [blame] | 1278 | reader->state = XML_TEXTREADER_ELEMENT; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1279 | } |
Daniel Veillard | 4d8db8a | 2002-12-30 18:40:42 +0000 | [diff] [blame] | 1280 | reader->depth = 0; |
Daniel Veillard | 0df3bc3 | 2004-06-08 12:03:41 +0000 | [diff] [blame] | 1281 | reader->ctxt->parseMode = XML_PARSE_READER; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1282 | goto node_found; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1283 | } |
| 1284 | oldstate = reader->state; |
| 1285 | olddepth = reader->ctxt->nodeNr; |
| 1286 | oldnode = reader->node; |
Daniel Veillard | df512f4 | 2002-12-23 15:56:21 +0000 | [diff] [blame] | 1287 | |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1288 | get_next_node: |
Daniel Veillard | 6f379a7 | 2004-04-29 18:45:42 +0000 | [diff] [blame] | 1289 | if (reader->node == NULL) { |
| 1290 | if (reader->mode == XML_TEXTREADER_DONE) |
| 1291 | return(0); |
| 1292 | else |
| 1293 | return(-1); |
| 1294 | } |
Daniel Veillard | e2161a6 | 2004-04-29 17:14:25 +0000 | [diff] [blame] | 1295 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1296 | /* |
| 1297 | * If we are not backtracking on ancestors or examined nodes, |
| 1298 | * that the parser didn't finished or that we arent at the end |
| 1299 | * of stream, continue processing. |
| 1300 | */ |
Daniel Veillard | e2161a6 | 2004-04-29 17:14:25 +0000 | [diff] [blame] | 1301 | while ((reader->node != NULL) && (reader->node->next == NULL) && |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 1302 | (reader->ctxt->nodeNr == olddepth) && |
| 1303 | ((oldstate == XML_TEXTREADER_BACKTRACK) || |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1304 | (reader->node->children == NULL) || |
| 1305 | (reader->node->type == XML_ENTITY_REF_NODE) || |
Daniel Veillard | 409a814 | 2003-07-18 15:16:57 +0000 | [diff] [blame] | 1306 | ((reader->node->children != NULL) && |
| 1307 | (reader->node->children->type == XML_TEXT_NODE) && |
| 1308 | (reader->node->children->next == NULL)) || |
Daniel Veillard | 4dbe77a | 2003-01-14 00:17:42 +0000 | [diff] [blame] | 1309 | (reader->node->type == XML_DTD_NODE) || |
| 1310 | (reader->node->type == XML_DOCUMENT_NODE) || |
| 1311 | (reader->node->type == XML_HTML_DOCUMENT_NODE)) && |
Daniel Veillard | 4dbe77a | 2003-01-14 00:17:42 +0000 | [diff] [blame] | 1312 | ((reader->ctxt->node == NULL) || |
| 1313 | (reader->ctxt->node == reader->node) || |
| 1314 | (reader->ctxt->node == reader->node->parent)) && |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1315 | (reader->ctxt->instate != XML_PARSER_EOF)) { |
| 1316 | val = xmlTextReaderPushData(reader); |
| 1317 | if (val < 0) |
| 1318 | return(-1); |
| 1319 | if (reader->node == NULL) |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1320 | goto node_end; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1321 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1322 | if (oldstate != XML_TEXTREADER_BACKTRACK) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1323 | if ((reader->node->children != NULL) && |
| 1324 | (reader->node->type != XML_ENTITY_REF_NODE) && |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1325 | (reader->node->type != XML_XINCLUDE_START) && |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1326 | (reader->node->type != XML_DTD_NODE)) { |
| 1327 | reader->node = reader->node->children; |
| 1328 | reader->depth++; |
Daniel Veillard | df512f4 | 2002-12-23 15:56:21 +0000 | [diff] [blame] | 1329 | reader->state = XML_TEXTREADER_ELEMENT; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1330 | goto node_found; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1331 | } |
| 1332 | } |
| 1333 | if (reader->node->next != NULL) { |
| 1334 | if ((oldstate == XML_TEXTREADER_ELEMENT) && |
Daniel Veillard | df512f4 | 2002-12-23 15:56:21 +0000 | [diff] [blame] | 1335 | (reader->node->type == XML_ELEMENT_NODE) && |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 1336 | (reader->node->children == NULL) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1337 | ((reader->node->extra & NODE_IS_EMPTY) == 0) |
| 1338 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 1339 | && (reader->in_xinclude <= 0) |
| 1340 | #endif |
| 1341 | ) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1342 | reader->state = XML_TEXTREADER_END; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1343 | goto node_found; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1344 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1345 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1346 | if ((reader->validate) && |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1347 | (reader->node->type == XML_ELEMENT_NODE)) |
| 1348 | xmlTextReaderValidatePop(reader); |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1349 | #endif /* LIBXML_REGEXP_ENABLED */ |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1350 | if ((reader->preserves > 0) && |
| 1351 | (reader->node->extra & NODE_IS_SPRESERVED)) |
| 1352 | reader->preserves--; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1353 | reader->node = reader->node->next; |
| 1354 | reader->state = XML_TEXTREADER_ELEMENT; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1355 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1356 | /* |
| 1357 | * Cleanup of the old node |
| 1358 | */ |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1359 | if ((reader->preserves == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1360 | #ifdef LIBXML_XINCLUDE_ENABLED |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1361 | (reader->in_xinclude == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1362 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1363 | (reader->entNr == 0) && |
| 1364 | (reader->node->prev != NULL) && |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 1365 | (reader->node->prev->type != XML_DTD_NODE) && |
| 1366 | (reader->entNr == 0)) { |
Daniel Veillard | 4dbe77a | 2003-01-14 00:17:42 +0000 | [diff] [blame] | 1367 | xmlNodePtr tmp = reader->node->prev; |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 1368 | if ((tmp->extra & NODE_IS_PRESERVED) == 0) { |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 1369 | xmlUnlinkNode(tmp); |
| 1370 | xmlTextReaderFreeNode(reader, tmp); |
| 1371 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1372 | } |
| 1373 | |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1374 | goto node_found; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1375 | } |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1376 | if ((oldstate == XML_TEXTREADER_ELEMENT) && |
Daniel Veillard | 571b889 | 2002-12-30 12:37:59 +0000 | [diff] [blame] | 1377 | (reader->node->type == XML_ELEMENT_NODE) && |
Daniel Veillard | 067bae5 | 2003-01-05 01:27:54 +0000 | [diff] [blame] | 1378 | (reader->node->children == NULL) && |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 1379 | ((reader->node->extra & NODE_IS_EMPTY) == 0)) {; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1380 | reader->state = XML_TEXTREADER_END; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1381 | goto node_found; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1382 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1383 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1384 | if ((reader->validate) && (reader->node->type == XML_ELEMENT_NODE)) |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1385 | xmlTextReaderValidatePop(reader); |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1386 | #endif /* LIBXML_REGEXP_ENABLED */ |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1387 | if ((reader->preserves > 0) && |
| 1388 | (reader->node->extra & NODE_IS_SPRESERVED)) |
| 1389 | reader->preserves--; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1390 | reader->node = reader->node->parent; |
| 1391 | if ((reader->node == NULL) || |
| 1392 | (reader->node->type == XML_DOCUMENT_NODE) || |
| 1393 | #ifdef LIBXML_DOCB_ENABLED |
| 1394 | (reader->node->type == XML_DOCB_DOCUMENT_NODE) || |
| 1395 | #endif |
| 1396 | (reader->node->type == XML_HTML_DOCUMENT_NODE)) { |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1397 | if (reader->mode != XML_TEXTREADER_DONE) { |
| 1398 | val = xmlParseChunk(reader->ctxt, "", 0, 1); |
| 1399 | reader->mode = XML_TEXTREADER_DONE; |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 1400 | if (val != 0) |
| 1401 | return(-1); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1402 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1403 | reader->node = NULL; |
Daniel Veillard | 4d8db8a | 2002-12-30 18:40:42 +0000 | [diff] [blame] | 1404 | reader->depth = -1; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1405 | |
| 1406 | /* |
| 1407 | * Cleanup of the old node |
| 1408 | */ |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1409 | if ((reader->preserves == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1410 | #ifdef LIBXML_XINCLUDE_ENABLED |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1411 | (reader->in_xinclude == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1412 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1413 | (reader->entNr == 0) && |
| 1414 | (oldnode->type != XML_DTD_NODE) && |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 1415 | ((oldnode->extra & NODE_IS_PRESERVED) == 0) && |
Daniel Veillard | 1d211e2 | 2003-10-20 22:32:39 +0000 | [diff] [blame] | 1416 | (reader->entNr == 0)) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1417 | xmlUnlinkNode(oldnode); |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 1418 | xmlTextReaderFreeNode(reader, oldnode); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1419 | } |
| 1420 | |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1421 | goto node_end; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1422 | } |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1423 | if ((reader->preserves == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1424 | #ifdef LIBXML_XINCLUDE_ENABLED |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1425 | (reader->in_xinclude == 0) && |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 1426 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1427 | (reader->entNr == 0) && |
| 1428 | (reader->node->last != NULL) && |
| 1429 | ((reader->node->last->extra & NODE_IS_PRESERVED) == 0)) { |
| 1430 | xmlNodePtr tmp = reader->node->last; |
| 1431 | xmlUnlinkNode(tmp); |
| 1432 | xmlTextReaderFreeNode(reader, tmp); |
| 1433 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1434 | reader->depth--; |
| 1435 | reader->state = XML_TEXTREADER_BACKTRACK; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1436 | |
| 1437 | node_found: |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1438 | DUMP_READER |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1439 | |
| 1440 | /* |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 1441 | * If we are in the middle of a piece of CDATA make sure it's finished |
| 1442 | */ |
| 1443 | if ((reader->node != NULL) && |
Daniel Veillard | ccc4d2b | 2003-09-17 21:27:31 +0000 | [diff] [blame] | 1444 | (reader->node->next == NULL) && |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 1445 | ((reader->node->type == XML_TEXT_NODE) || |
| 1446 | (reader->node->type == XML_CDATA_SECTION_NODE))) { |
William M. Brack | 42331a9 | 2004-07-29 07:07:16 +0000 | [diff] [blame] | 1447 | if (xmlTextReaderExpand(reader) == NULL) |
| 1448 | return -1; |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 1449 | } |
| 1450 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1451 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 1452 | /* |
| 1453 | * Handle XInclude if asked for |
| 1454 | */ |
| 1455 | if ((reader->xinclude) && (reader->node != NULL) && |
| 1456 | (reader->node->type == XML_ELEMENT_NODE) && |
| 1457 | (reader->node->ns != NULL) && |
Daniel Veillard | b5fa020 | 2003-12-08 17:41:29 +0000 | [diff] [blame] | 1458 | ((xmlStrEqual(reader->node->ns->href, XINCLUDE_NS)) || |
| 1459 | (xmlStrEqual(reader->node->ns->href, XINCLUDE_OLD_NS)))) { |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1460 | if (reader->xincctxt == NULL) { |
| 1461 | reader->xincctxt = xmlXIncludeNewContext(reader->ctxt->myDoc); |
Daniel Veillard | c14c389 | 2004-08-16 12:34:50 +0000 | [diff] [blame] | 1462 | xmlXIncludeSetFlags(reader->xincctxt, |
| 1463 | reader->parserFlags & (~XML_PARSE_NOXINCNODE)); |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1464 | } |
| 1465 | /* |
| 1466 | * expand that node and process it |
| 1467 | */ |
William M. Brack | 42331a9 | 2004-07-29 07:07:16 +0000 | [diff] [blame] | 1468 | if (xmlTextReaderExpand(reader) == NULL) |
| 1469 | return -1; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1470 | xmlXIncludeProcessNode(reader->xincctxt, reader->node); |
| 1471 | } |
| 1472 | if (reader->node->type == XML_XINCLUDE_START) { |
| 1473 | reader->in_xinclude++; |
| 1474 | goto get_next_node; |
| 1475 | } |
| 1476 | if (reader->node->type == XML_XINCLUDE_END) { |
| 1477 | reader->in_xinclude--; |
| 1478 | goto get_next_node; |
| 1479 | } |
| 1480 | #endif |
Daniel Veillard | a880b12 | 2003-04-21 21:36:41 +0000 | [diff] [blame] | 1481 | /* |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1482 | * Handle entities enter and exit when in entity replacement mode |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1483 | */ |
| 1484 | if ((reader->node != NULL) && |
| 1485 | (reader->node->type == XML_ENTITY_REF_NODE) && |
| 1486 | (reader->ctxt != NULL) && (reader->ctxt->replaceEntities == 1)) { |
| 1487 | /* |
| 1488 | * Case where the underlying tree is not availble, lookup the entity |
| 1489 | * and walk it. |
| 1490 | */ |
| 1491 | if ((reader->node->children == NULL) && (reader->ctxt->sax != NULL) && |
| 1492 | (reader->ctxt->sax->getEntity != NULL)) { |
| 1493 | reader->node->children = (xmlNodePtr) |
| 1494 | reader->ctxt->sax->getEntity(reader->ctxt, reader->node->name); |
| 1495 | } |
| 1496 | |
| 1497 | if ((reader->node->children != NULL) && |
| 1498 | (reader->node->children->type == XML_ENTITY_DECL) && |
| 1499 | (reader->node->children->children != NULL)) { |
| 1500 | xmlTextReaderEntPush(reader, reader->node); |
| 1501 | reader->node = reader->node->children->children; |
| 1502 | } |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1503 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1504 | } else if ((reader->node != NULL) && |
| 1505 | (reader->node->type == XML_ENTITY_REF_NODE) && |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1506 | (reader->ctxt != NULL) && (reader->validate)) { |
Daniel Veillard | a80ff6e | 2003-01-03 12:52:08 +0000 | [diff] [blame] | 1507 | xmlTextReaderValidateEntity(reader); |
Daniel Veillard | a9cce9c | 2003-09-29 13:20:24 +0000 | [diff] [blame] | 1508 | #endif /* LIBXML_REGEXP_ENABLED */ |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1509 | } |
| 1510 | if ((reader->node != NULL) && |
| 1511 | (reader->node->type == XML_ENTITY_DECL) && |
| 1512 | (reader->ent != NULL) && (reader->ent->children == reader->node)) { |
| 1513 | reader->node = xmlTextReaderEntPop(reader); |
| 1514 | reader->depth++; |
| 1515 | goto get_next_node; |
| 1516 | } |
Daniel Veillard | 0e298ad | 2003-02-04 16:14:33 +0000 | [diff] [blame] | 1517 | #ifdef LIBXML_REGEXP_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1518 | if ((reader->validate) && (reader->node != NULL)) { |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1519 | xmlNodePtr node = reader->node; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1520 | |
| 1521 | if ((node->type == XML_ELEMENT_NODE) && |
| 1522 | ((reader->state != XML_TEXTREADER_END) && |
| 1523 | (reader->state != XML_TEXTREADER_BACKTRACK))) { |
| 1524 | xmlTextReaderValidatePush(reader); |
| 1525 | } else if ((node->type == XML_TEXT_NODE) || |
| 1526 | (node->type == XML_CDATA_SECTION_NODE)) { |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 1527 | xmlTextReaderValidateCData(reader, node->content, |
| 1528 | xmlStrlen(node->content)); |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1529 | } |
| 1530 | } |
Daniel Veillard | 0e298ad | 2003-02-04 16:14:33 +0000 | [diff] [blame] | 1531 | #endif /* LIBXML_REGEXP_ENABLED */ |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 1532 | #ifdef LIBXML_PATTERN_ENABLED |
| 1533 | if ((reader->patternNr > 0) && (reader->state != XML_TEXTREADER_END) && |
| 1534 | (reader->state != XML_TEXTREADER_BACKTRACK)) { |
| 1535 | int i; |
| 1536 | for (i = 0;i < reader->patternNr;i++) { |
| 1537 | if (xmlPatternMatch(reader->patternTab[i], reader->node) == 1) { |
| 1538 | xmlTextReaderPreserve(reader); |
| 1539 | break; |
| 1540 | } |
| 1541 | } |
| 1542 | } |
| 1543 | #endif /* LIBXML_PATTERN_ENABLED */ |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 1544 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 1545 | if ((reader->validate == XML_TEXTREADER_VALIDATE_XSD) && |
| 1546 | (reader->xsdValidErrors == 0) && |
| 1547 | (reader->xsdValidCtxt != NULL)) { |
| 1548 | reader->xsdValidErrors = !xmlSchemaIsValid(reader->xsdValidCtxt); |
| 1549 | } |
| 1550 | #endif /* LIBXML_PATTERN_ENABLED */ |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1551 | return(1); |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1552 | node_end: |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1553 | reader->mode = XML_TEXTREADER_DONE; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 1554 | return(0); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1555 | } |
| 1556 | |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1557 | /** |
| 1558 | * xmlTextReaderReadState: |
| 1559 | * @reader: the xmlTextReaderPtr used |
| 1560 | * |
| 1561 | * Gets the read state of the reader. |
| 1562 | * |
| 1563 | * Returns the state value, or -1 in case of error |
| 1564 | */ |
| 1565 | int |
| 1566 | xmlTextReaderReadState(xmlTextReaderPtr reader) { |
| 1567 | if (reader == NULL) |
| 1568 | return(-1); |
| 1569 | return(reader->mode); |
| 1570 | } |
| 1571 | |
| 1572 | /** |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1573 | * xmlTextReaderExpand: |
| 1574 | * @reader: the xmlTextReaderPtr used |
| 1575 | * |
| 1576 | * Reads the contents of the current node and the full subtree. It then makes |
Daniel Veillard | 61c5220 | 2003-04-30 12:20:34 +0000 | [diff] [blame] | 1577 | * the subtree available until the next xmlTextReaderRead() call |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1578 | * |
| 1579 | * Returns a node pointer valid until the next xmlTextReaderRead() call |
| 1580 | * or NULL in case of error. |
| 1581 | */ |
| 1582 | xmlNodePtr |
| 1583 | xmlTextReaderExpand(xmlTextReaderPtr reader) { |
Daniel Veillard | f40c1ce | 2003-12-19 17:26:28 +0000 | [diff] [blame] | 1584 | if ((reader == NULL) || (reader->node == NULL)) |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1585 | return(NULL); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1586 | if (reader->doc != NULL) |
| 1587 | return(reader->node); |
Daniel Veillard | f40c1ce | 2003-12-19 17:26:28 +0000 | [diff] [blame] | 1588 | if (reader->ctxt == NULL) |
| 1589 | return(NULL); |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1590 | if (xmlTextReaderDoExpand(reader) < 0) |
| 1591 | return(NULL); |
| 1592 | return(reader->node); |
| 1593 | } |
| 1594 | |
| 1595 | /** |
| 1596 | * xmlTextReaderNext: |
| 1597 | * @reader: the xmlTextReaderPtr used |
| 1598 | * |
| 1599 | * Skip to the node following the current one in document order while |
| 1600 | * avoiding the subtree if any. |
| 1601 | * |
| 1602 | * Returns 1 if the node was read successfully, 0 if there is no more |
| 1603 | * nodes to read, or -1 in case of error |
| 1604 | */ |
| 1605 | int |
| 1606 | xmlTextReaderNext(xmlTextReaderPtr reader) { |
| 1607 | int ret; |
| 1608 | xmlNodePtr cur; |
| 1609 | |
| 1610 | if (reader == NULL) |
| 1611 | return(-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1612 | if (reader->doc != NULL) |
| 1613 | return(xmlTextReaderNextTree(reader)); |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1614 | cur = reader->node; |
| 1615 | if ((cur == NULL) || (cur->type != XML_ELEMENT_NODE)) |
| 1616 | return(xmlTextReaderRead(reader)); |
Daniel Veillard | 5963aa7 | 2005-03-10 12:23:24 +0000 | [diff] [blame] | 1617 | if (reader->state == XML_TEXTREADER_END || reader->state == XML_TEXTREADER_BACKTRACK) |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1618 | return(xmlTextReaderRead(reader)); |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 1619 | if (cur->extra & NODE_IS_EMPTY) |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 1620 | return(xmlTextReaderRead(reader)); |
Daniel Veillard | c6cae7b | 2003-04-11 09:02:11 +0000 | [diff] [blame] | 1621 | do { |
| 1622 | ret = xmlTextReaderRead(reader); |
| 1623 | if (ret != 1) |
| 1624 | return(ret); |
| 1625 | } while (reader->node != cur); |
| 1626 | return(xmlTextReaderRead(reader)); |
| 1627 | } |
| 1628 | |
| 1629 | /** |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1630 | * xmlTextReaderReadInnerXml: |
| 1631 | * @reader: the xmlTextReaderPtr used |
| 1632 | * |
| 1633 | * Reads the contents of the current node, including child nodes and markup. |
| 1634 | * |
| 1635 | * Returns a string containing the XML content, or NULL if the current node |
| 1636 | * is neither an element nor attribute, or has no child nodes. The |
| 1637 | * string must be deallocated by the caller. |
| 1638 | */ |
| 1639 | xmlChar * |
Daniel Veillard | da6f4af | 2005-06-20 17:17:54 +0000 | [diff] [blame] | 1640 | xmlTextReaderReadInnerXml(xmlTextReaderPtr reader ATTRIBUTE_UNUSED) |
| 1641 | { |
| 1642 | xmlChar *resbuf; |
| 1643 | xmlNodePtr node, cur_node; |
| 1644 | xmlBufferPtr buff, buff2; |
| 1645 | xmlDocPtr doc; |
| 1646 | |
| 1647 | if (xmlTextReaderExpand(reader) == NULL) { |
| 1648 | return NULL; |
| 1649 | } |
| 1650 | doc = reader->doc; |
| 1651 | buff = xmlBufferCreate(); |
| 1652 | for (cur_node = reader->node->children; cur_node != NULL; |
| 1653 | cur_node = cur_node->next) { |
| 1654 | node = xmlDocCopyNode(cur_node, doc, 1); |
| 1655 | buff2 = xmlBufferCreate(); |
| 1656 | if (xmlNodeDump(buff2, doc, node, 0, 0) == -1) { |
| 1657 | xmlFreeNode(node); |
| 1658 | xmlBufferFree(buff2); |
| 1659 | xmlBufferFree(buff); |
| 1660 | return NULL; |
| 1661 | } |
| 1662 | xmlBufferCat(buff, buff2->content); |
| 1663 | xmlFreeNode(node); |
| 1664 | xmlBufferFree(buff2); |
| 1665 | } |
| 1666 | resbuf = buff->content; |
| 1667 | return resbuf; |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1668 | } |
| 1669 | |
| 1670 | /** |
| 1671 | * xmlTextReaderReadOuterXml: |
| 1672 | * @reader: the xmlTextReaderPtr used |
| 1673 | * |
| 1674 | * Reads the contents of the current node, including child nodes and markup. |
| 1675 | * |
| 1676 | * Returns a string containing the XML content, or NULL if the current node |
| 1677 | * is neither an element nor attribute, or has no child nodes. The |
| 1678 | * string must be deallocated by the caller. |
| 1679 | */ |
| 1680 | xmlChar * |
Daniel Veillard | da6f4af | 2005-06-20 17:17:54 +0000 | [diff] [blame] | 1681 | xmlTextReaderReadOuterXml(xmlTextReaderPtr reader ATTRIBUTE_UNUSED) |
| 1682 | { |
| 1683 | xmlChar *resbuf; |
| 1684 | xmlNodePtr node; |
| 1685 | xmlBufferPtr buff; |
| 1686 | xmlDocPtr doc; |
| 1687 | |
| 1688 | node = reader->node; |
| 1689 | doc = reader->doc; |
| 1690 | if (xmlTextReaderExpand(reader) == NULL) { |
| 1691 | return NULL; |
| 1692 | } |
| 1693 | node = xmlDocCopyNode(node, doc, 1); |
| 1694 | buff = xmlBufferCreate(); |
| 1695 | if (xmlNodeDump(buff, doc, node, 0, 0) == -1) { |
| 1696 | xmlFreeNode(node); |
| 1697 | xmlBufferFree(buff); |
| 1698 | return NULL; |
| 1699 | } |
| 1700 | |
| 1701 | resbuf = buff->content; |
| 1702 | buff->content = NULL; |
| 1703 | |
| 1704 | xmlFreeNode(node); |
| 1705 | xmlBufferFree(buff); |
| 1706 | return resbuf; |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1707 | } |
| 1708 | |
| 1709 | /** |
| 1710 | * xmlTextReaderReadString: |
| 1711 | * @reader: the xmlTextReaderPtr used |
| 1712 | * |
| 1713 | * Reads the contents of an element or a text node as a string. |
| 1714 | * |
| 1715 | * Returns a string containing the contents of the Element or Text node, |
| 1716 | * or NULL if the reader is positioned on any other type of node. |
| 1717 | * The string must be deallocated by the caller. |
| 1718 | */ |
| 1719 | xmlChar * |
Daniel Veillard | e125b31 | 2005-01-28 17:39:49 +0000 | [diff] [blame] | 1720 | xmlTextReaderReadString(xmlTextReaderPtr reader) |
| 1721 | { |
| 1722 | xmlNodePtr node; |
| 1723 | |
| 1724 | if ((reader == NULL) || (reader->node == NULL)) |
| 1725 | return(NULL); |
| 1726 | |
| 1727 | node = (reader->curnode != NULL) ? reader->curnode : reader->node; |
| 1728 | switch (node->type) { |
| 1729 | case XML_TEXT_NODE: |
| 1730 | if (node->content != NULL) |
| 1731 | return(xmlStrdup(node->content)); |
| 1732 | break; |
| 1733 | case XML_ELEMENT_NODE: |
| 1734 | if (xmlTextReaderDoExpand(reader) != -1) { |
| 1735 | return xmlTextReaderCollectSiblings(node->children); |
| 1736 | } |
| 1737 | case XML_ATTRIBUTE_NODE: |
| 1738 | TODO |
| 1739 | break; |
| 1740 | default: |
| 1741 | break; |
| 1742 | } |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 1743 | return(NULL); |
| 1744 | } |
| 1745 | |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 1746 | #if 0 |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 1747 | /** |
| 1748 | * xmlTextReaderReadBase64: |
| 1749 | * @reader: the xmlTextReaderPtr used |
| 1750 | * @array: a byte array to store the content. |
| 1751 | * @offset: the zero-based index into array where the method should |
| 1752 | * begin to write. |
| 1753 | * @len: the number of bytes to write. |
| 1754 | * |
| 1755 | * Reads and decodes the Base64 encoded contents of an element and |
| 1756 | * stores the result in a byte buffer. |
| 1757 | * |
| 1758 | * Returns the number of bytes written to array, or zero if the current |
| 1759 | * instance is not positioned on an element or -1 in case of error. |
| 1760 | */ |
| 1761 | int |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 1762 | xmlTextReaderReadBase64(xmlTextReaderPtr reader, |
| 1763 | unsigned char *array ATTRIBUTE_UNUSED, |
| 1764 | int offset ATTRIBUTE_UNUSED, |
| 1765 | int len ATTRIBUTE_UNUSED) { |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 1766 | if ((reader == NULL) || (reader->ctxt == NULL)) |
| 1767 | return(-1); |
| 1768 | if (reader->ctxt->wellFormed != 1) |
| 1769 | return(-1); |
| 1770 | |
| 1771 | if ((reader->node == NULL) || (reader->node->type == XML_ELEMENT_NODE)) |
| 1772 | return(0); |
| 1773 | TODO |
| 1774 | return(0); |
| 1775 | } |
| 1776 | |
| 1777 | /** |
| 1778 | * xmlTextReaderReadBinHex: |
| 1779 | * @reader: the xmlTextReaderPtr used |
| 1780 | * @array: a byte array to store the content. |
| 1781 | * @offset: the zero-based index into array where the method should |
| 1782 | * begin to write. |
| 1783 | * @len: the number of bytes to write. |
| 1784 | * |
| 1785 | * Reads and decodes the BinHex encoded contents of an element and |
| 1786 | * stores the result in a byte buffer. |
| 1787 | * |
| 1788 | * Returns the number of bytes written to array, or zero if the current |
| 1789 | * instance is not positioned on an element or -1 in case of error. |
| 1790 | */ |
| 1791 | int |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 1792 | xmlTextReaderReadBinHex(xmlTextReaderPtr reader, |
| 1793 | unsigned char *array ATTRIBUTE_UNUSED, |
| 1794 | int offset ATTRIBUTE_UNUSED, |
| 1795 | int len ATTRIBUTE_UNUSED) { |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 1796 | if ((reader == NULL) || (reader->ctxt == NULL)) |
| 1797 | return(-1); |
| 1798 | if (reader->ctxt->wellFormed != 1) |
| 1799 | return(-1); |
| 1800 | |
| 1801 | if ((reader->node == NULL) || (reader->node->type == XML_ELEMENT_NODE)) |
| 1802 | return(0); |
| 1803 | TODO |
| 1804 | return(0); |
| 1805 | } |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 1806 | #endif |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 1807 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1808 | /************************************************************************ |
| 1809 | * * |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1810 | * Operating on a preparsed tree * |
| 1811 | * * |
| 1812 | ************************************************************************/ |
| 1813 | static int |
| 1814 | xmlTextReaderNextTree(xmlTextReaderPtr reader) |
| 1815 | { |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1816 | if (reader == NULL) |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1817 | return(-1); |
| 1818 | |
| 1819 | if (reader->state == XML_TEXTREADER_END) |
| 1820 | return(0); |
| 1821 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1822 | if (reader->node == NULL) { |
| 1823 | if (reader->doc->children == NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1824 | reader->state = XML_TEXTREADER_END; |
| 1825 | return(0); |
| 1826 | } |
| 1827 | |
| 1828 | reader->node = reader->doc->children; |
| 1829 | reader->state = XML_TEXTREADER_START; |
| 1830 | return(1); |
| 1831 | } |
| 1832 | |
| 1833 | if (reader->state != XML_TEXTREADER_BACKTRACK) { |
| 1834 | if (reader->node->children != 0) { |
| 1835 | reader->node = reader->node->children; |
| 1836 | reader->depth++; |
| 1837 | reader->state = XML_TEXTREADER_START; |
| 1838 | return(1); |
| 1839 | } |
| 1840 | |
| 1841 | if ((reader->node->type == XML_ELEMENT_NODE) || |
| 1842 | (reader->node->type == XML_ATTRIBUTE_NODE)) { |
| 1843 | reader->state = XML_TEXTREADER_BACKTRACK; |
| 1844 | return(1); |
| 1845 | } |
| 1846 | } |
| 1847 | |
| 1848 | if (reader->node->next != 0) { |
| 1849 | reader->node = reader->node->next; |
| 1850 | reader->state = XML_TEXTREADER_START; |
| 1851 | return(1); |
| 1852 | } |
| 1853 | |
| 1854 | if (reader->node->parent != 0) { |
| 1855 | if (reader->node->parent->type == XML_DOCUMENT_NODE) { |
| 1856 | reader->state = XML_TEXTREADER_END; |
| 1857 | return(0); |
| 1858 | } |
| 1859 | |
| 1860 | reader->node = reader->node->parent; |
| 1861 | reader->depth--; |
| 1862 | reader->state = XML_TEXTREADER_BACKTRACK; |
| 1863 | return(1); |
| 1864 | } |
| 1865 | |
| 1866 | reader->state = XML_TEXTREADER_END; |
| 1867 | |
| 1868 | return(1); |
| 1869 | } |
| 1870 | |
| 1871 | /** |
| 1872 | * xmlTextReaderReadTree: |
| 1873 | * @reader: the xmlTextReaderPtr used |
| 1874 | * |
| 1875 | * Moves the position of the current instance to the next node in |
| 1876 | * the stream, exposing its properties. |
| 1877 | * |
| 1878 | * Returns 1 if the node was read successfully, 0 if there is no more |
| 1879 | * nodes to read, or -1 in case of error |
| 1880 | */ |
| 1881 | static int |
| 1882 | xmlTextReaderReadTree(xmlTextReaderPtr reader) { |
| 1883 | if (reader->state == XML_TEXTREADER_END) |
| 1884 | return(0); |
| 1885 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1886 | next_node: |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1887 | if (reader->node == NULL) { |
| 1888 | if (reader->doc->children == NULL) { |
| 1889 | reader->state = XML_TEXTREADER_END; |
| 1890 | return(0); |
| 1891 | } |
| 1892 | |
| 1893 | reader->node = reader->doc->children; |
| 1894 | reader->state = XML_TEXTREADER_START; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1895 | goto found_node; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1896 | } |
| 1897 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1898 | if ((reader->state != XML_TEXTREADER_BACKTRACK) && |
| 1899 | (reader->node->type != XML_DTD_NODE) && |
| 1900 | (reader->node->type != XML_XINCLUDE_START) && |
| 1901 | (reader->node->type != XML_ENTITY_REF_NODE)) { |
| 1902 | if (reader->node->children != NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1903 | reader->node = reader->node->children; |
| 1904 | reader->depth++; |
| 1905 | reader->state = XML_TEXTREADER_START; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1906 | goto found_node; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1907 | } |
| 1908 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1909 | if (reader->node->type == XML_ATTRIBUTE_NODE) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1910 | reader->state = XML_TEXTREADER_BACKTRACK; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1911 | goto found_node; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1912 | } |
| 1913 | } |
| 1914 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1915 | if (reader->node->next != NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1916 | reader->node = reader->node->next; |
| 1917 | reader->state = XML_TEXTREADER_START; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1918 | goto found_node; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1919 | } |
| 1920 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1921 | if (reader->node->parent != NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1922 | if ((reader->node->parent->type == XML_DOCUMENT_NODE) || |
| 1923 | (reader->node->parent->type == XML_HTML_DOCUMENT_NODE)) { |
| 1924 | reader->state = XML_TEXTREADER_END; |
| 1925 | return(0); |
| 1926 | } |
| 1927 | |
| 1928 | reader->node = reader->node->parent; |
| 1929 | reader->depth--; |
| 1930 | reader->state = XML_TEXTREADER_BACKTRACK; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1931 | goto found_node; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1932 | } |
| 1933 | |
| 1934 | reader->state = XML_TEXTREADER_END; |
| 1935 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1936 | found_node: |
| 1937 | if ((reader->node->type == XML_XINCLUDE_START) || |
| 1938 | (reader->node->type == XML_XINCLUDE_END)) |
| 1939 | goto next_node; |
| 1940 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1941 | return(1); |
| 1942 | } |
| 1943 | |
| 1944 | /** |
William M. Brack | b1d5316 | 2003-11-18 06:54:40 +0000 | [diff] [blame] | 1945 | * xmlTextReaderNextSibling: |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1946 | * @reader: the xmlTextReaderPtr used |
| 1947 | * |
| 1948 | * Skip to the node following the current one in document order while |
| 1949 | * avoiding the subtree if any. |
| 1950 | * Currently implemented only for Readers built on a document |
| 1951 | * |
| 1952 | * Returns 1 if the node was read successfully, 0 if there is no more |
| 1953 | * nodes to read, or -1 in case of error |
| 1954 | */ |
| 1955 | int |
| 1956 | xmlTextReaderNextSibling(xmlTextReaderPtr reader) { |
| 1957 | if (reader == NULL) |
| 1958 | return(-1); |
| 1959 | if (reader->doc == NULL) { |
Daniel Veillard | dd6d300 | 2004-11-03 14:20:29 +0000 | [diff] [blame] | 1960 | /* TODO */ |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1961 | return(-1); |
| 1962 | } |
| 1963 | |
| 1964 | if (reader->state == XML_TEXTREADER_END) |
| 1965 | return(0); |
| 1966 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1967 | if (reader->node == NULL) |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1968 | return(xmlTextReaderNextTree(reader)); |
| 1969 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 1970 | if (reader->node->next != NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 1971 | reader->node = reader->node->next; |
| 1972 | reader->state = XML_TEXTREADER_START; |
| 1973 | return(1); |
| 1974 | } |
| 1975 | |
| 1976 | return(0); |
| 1977 | } |
| 1978 | |
| 1979 | /************************************************************************ |
| 1980 | * * |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1981 | * Constructor and destructors * |
| 1982 | * * |
| 1983 | ************************************************************************/ |
| 1984 | /** |
| 1985 | * xmlNewTextReader: |
| 1986 | * @input: the xmlParserInputBufferPtr used to read data |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1987 | * @URI: the URI information for the source if available |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1988 | * |
| 1989 | * Create an xmlTextReader structure fed with @input |
| 1990 | * |
| 1991 | * Returns the new xmlTextReaderPtr or NULL in case of error |
| 1992 | */ |
| 1993 | xmlTextReaderPtr |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 1994 | xmlNewTextReader(xmlParserInputBufferPtr input, const char *URI) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1995 | xmlTextReaderPtr ret; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 1996 | |
| 1997 | if (input == NULL) |
| 1998 | return(NULL); |
| 1999 | ret = xmlMalloc(sizeof(xmlTextReader)); |
| 2000 | if (ret == NULL) { |
| 2001 | xmlGenericError(xmlGenericErrorContext, |
| 2002 | "xmlNewTextReader : malloc failed\n"); |
| 2003 | return(NULL); |
| 2004 | } |
| 2005 | memset(ret, 0, sizeof(xmlTextReader)); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2006 | ret->doc = NULL; |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 2007 | ret->entTab = NULL; |
| 2008 | ret->entMax = 0; |
| 2009 | ret->entNr = 0; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2010 | ret->input = input; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2011 | ret->buffer = xmlBufferCreateSize(100); |
William M. Brack | a3215c7 | 2004-07-31 16:24:01 +0000 | [diff] [blame] | 2012 | if (ret->buffer == NULL) { |
| 2013 | xmlFree(ret); |
| 2014 | xmlGenericError(xmlGenericErrorContext, |
| 2015 | "xmlNewTextReader : malloc failed\n"); |
| 2016 | return(NULL); |
| 2017 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2018 | ret->sax = (xmlSAXHandler *) xmlMalloc(sizeof(xmlSAXHandler)); |
| 2019 | if (ret->sax == NULL) { |
William M. Brack | 42331a9 | 2004-07-29 07:07:16 +0000 | [diff] [blame] | 2020 | xmlBufferFree(ret->buffer); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2021 | xmlFree(ret); |
| 2022 | xmlGenericError(xmlGenericErrorContext, |
| 2023 | "xmlNewTextReader : malloc failed\n"); |
| 2024 | return(NULL); |
| 2025 | } |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 2026 | xmlSAXVersion(ret->sax, 2); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2027 | ret->startElement = ret->sax->startElement; |
| 2028 | ret->sax->startElement = xmlTextReaderStartElement; |
| 2029 | ret->endElement = ret->sax->endElement; |
| 2030 | ret->sax->endElement = xmlTextReaderEndElement; |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 2031 | #ifdef LIBXML_SAX1_ENABLED |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 2032 | if (ret->sax->initialized == XML_SAX2_MAGIC) { |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 2033 | #endif /* LIBXML_SAX1_ENABLED */ |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 2034 | ret->startElementNs = ret->sax->startElementNs; |
| 2035 | ret->sax->startElementNs = xmlTextReaderStartElementNs; |
| 2036 | ret->endElementNs = ret->sax->endElementNs; |
| 2037 | ret->sax->endElementNs = xmlTextReaderEndElementNs; |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 2038 | #ifdef LIBXML_SAX1_ENABLED |
Daniel Veillard | 07cb822 | 2003-09-10 10:51:05 +0000 | [diff] [blame] | 2039 | } else { |
| 2040 | ret->startElementNs = NULL; |
| 2041 | ret->endElementNs = NULL; |
| 2042 | } |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 2043 | #endif /* LIBXML_SAX1_ENABLED */ |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2044 | ret->characters = ret->sax->characters; |
| 2045 | ret->sax->characters = xmlTextReaderCharacters; |
Daniel Veillard | 40412cd | 2003-09-03 13:28:32 +0000 | [diff] [blame] | 2046 | ret->sax->ignorableWhitespace = xmlTextReaderCharacters; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2047 | ret->cdataBlock = ret->sax->cdataBlock; |
| 2048 | ret->sax->cdataBlock = xmlTextReaderCDataBlock; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2049 | |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 2050 | ret->mode = XML_TEXTREADER_MODE_INITIAL; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2051 | ret->node = NULL; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2052 | ret->curnode = NULL; |
Daniel Veillard | 5335055 | 2003-09-18 13:35:51 +0000 | [diff] [blame] | 2053 | if (ret->input->buffer->use < 4) { |
William M. Brack | 899e64a | 2003-09-26 18:03:42 +0000 | [diff] [blame] | 2054 | xmlParserInputBufferRead(input, 4); |
Daniel Veillard | 5335055 | 2003-09-18 13:35:51 +0000 | [diff] [blame] | 2055 | } |
| 2056 | if (ret->input->buffer->use >= 4) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2057 | ret->ctxt = xmlCreatePushParserCtxt(ret->sax, NULL, |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2058 | (const char *) ret->input->buffer->content, 4, URI); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2059 | ret->base = 0; |
| 2060 | ret->cur = 4; |
| 2061 | } else { |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2062 | ret->ctxt = xmlCreatePushParserCtxt(ret->sax, NULL, NULL, 0, URI); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2063 | ret->base = 0; |
| 2064 | ret->cur = 0; |
| 2065 | } |
Daniel Veillard | 0df3bc3 | 2004-06-08 12:03:41 +0000 | [diff] [blame] | 2066 | |
Daniel Veillard | a76fe5c | 2003-04-24 16:06:47 +0000 | [diff] [blame] | 2067 | if (ret->ctxt == NULL) { |
| 2068 | xmlGenericError(xmlGenericErrorContext, |
| 2069 | "xmlNewTextReader : malloc failed\n"); |
William M. Brack | 42331a9 | 2004-07-29 07:07:16 +0000 | [diff] [blame] | 2070 | xmlBufferFree(ret->buffer); |
Daniel Veillard | a76fe5c | 2003-04-24 16:06:47 +0000 | [diff] [blame] | 2071 | xmlFree(ret->sax); |
| 2072 | xmlFree(ret); |
| 2073 | return(NULL); |
| 2074 | } |
Daniel Veillard | 0df3bc3 | 2004-06-08 12:03:41 +0000 | [diff] [blame] | 2075 | ret->ctxt->parseMode = XML_PARSE_READER; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2076 | ret->ctxt->_private = ret; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2077 | ret->ctxt->linenumbers = 1; |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 2078 | ret->ctxt->dictNames = 1; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2079 | ret->allocs = XML_TEXTREADER_CTXT; |
Daniel Veillard | 40412cd | 2003-09-03 13:28:32 +0000 | [diff] [blame] | 2080 | /* |
| 2081 | * use the parser dictionnary to allocate all elements and attributes names |
| 2082 | */ |
| 2083 | ret->ctxt->docdict = 1; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2084 | ret->dict = ret->ctxt->dict; |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 2085 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 2086 | ret->xinclude = 0; |
| 2087 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 2088 | #ifdef LIBXML_PATTERN_ENABLED |
| 2089 | ret->patternMax = 0; |
| 2090 | ret->patternTab = NULL; |
| 2091 | #endif |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2092 | return(ret); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2093 | } |
| 2094 | |
| 2095 | /** |
| 2096 | * xmlNewTextReaderFilename: |
| 2097 | * @URI: the URI of the resource to process |
| 2098 | * |
| 2099 | * Create an xmlTextReader structure fed with the resource at @URI |
| 2100 | * |
| 2101 | * Returns the new xmlTextReaderPtr or NULL in case of error |
| 2102 | */ |
| 2103 | xmlTextReaderPtr |
| 2104 | xmlNewTextReaderFilename(const char *URI) { |
| 2105 | xmlParserInputBufferPtr input; |
| 2106 | xmlTextReaderPtr ret; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2107 | char *directory = NULL; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2108 | |
| 2109 | input = xmlParserInputBufferCreateFilename(URI, XML_CHAR_ENCODING_NONE); |
| 2110 | if (input == NULL) |
| 2111 | return(NULL); |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2112 | ret = xmlNewTextReader(input, URI); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2113 | if (ret == NULL) { |
| 2114 | xmlFreeParserInputBuffer(input); |
| 2115 | return(NULL); |
| 2116 | } |
| 2117 | ret->allocs |= XML_TEXTREADER_INPUT; |
Daniel Veillard | ea7751d | 2002-12-20 00:16:24 +0000 | [diff] [blame] | 2118 | if (ret->ctxt->directory == NULL) |
| 2119 | directory = xmlParserGetDirectory(URI); |
| 2120 | if ((ret->ctxt->directory == NULL) && (directory != NULL)) |
| 2121 | ret->ctxt->directory = (char *) xmlStrdup((xmlChar *) directory); |
| 2122 | if (directory != NULL) |
| 2123 | xmlFree(directory); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2124 | return(ret); |
| 2125 | } |
| 2126 | |
| 2127 | /** |
| 2128 | * xmlFreeTextReader: |
| 2129 | * @reader: the xmlTextReaderPtr |
| 2130 | * |
| 2131 | * Deallocate all the resources associated to the reader |
| 2132 | */ |
| 2133 | void |
| 2134 | xmlFreeTextReader(xmlTextReaderPtr reader) { |
| 2135 | if (reader == NULL) |
| 2136 | return; |
Daniel Veillard | 37fc84d | 2003-05-09 19:38:15 +0000 | [diff] [blame] | 2137 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 2138 | if (reader->rngSchemas != NULL) { |
| 2139 | xmlRelaxNGFree(reader->rngSchemas); |
| 2140 | reader->rngSchemas = NULL; |
| 2141 | } |
| 2142 | if (reader->rngValidCtxt != NULL) { |
| 2143 | xmlRelaxNGFreeValidCtxt(reader->rngValidCtxt); |
| 2144 | reader->rngValidCtxt = NULL; |
| 2145 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 2146 | if (reader->xsdPlug != NULL) { |
| 2147 | xmlSchemaSAXUnplug(reader->xsdPlug); |
| 2148 | reader->xsdPlug = NULL; |
| 2149 | } |
| 2150 | if (reader->xsdValidCtxt != NULL) { |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 2151 | if (! reader->xsdPreserveCtxt) |
| 2152 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 2153 | reader->xsdValidCtxt = NULL; |
| 2154 | } |
| 2155 | if (reader->xsdSchemas != NULL) { |
| 2156 | xmlSchemaFree(reader->xsdSchemas); |
| 2157 | reader->xsdSchemas = NULL; |
| 2158 | } |
Daniel Veillard | 37fc84d | 2003-05-09 19:38:15 +0000 | [diff] [blame] | 2159 | #endif |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 2160 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 2161 | if (reader->xincctxt != NULL) |
| 2162 | xmlXIncludeFreeContext(reader->xincctxt); |
| 2163 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 2164 | #ifdef LIBXML_PATTERN_ENABLED |
| 2165 | if (reader->patternTab != NULL) { |
| 2166 | int i; |
| 2167 | for (i = 0;i < reader->patternNr;i++) { |
| 2168 | if (reader->patternTab[i] != NULL) |
| 2169 | xmlFreePattern(reader->patternTab[i]); |
| 2170 | } |
| 2171 | xmlFree(reader->patternTab); |
| 2172 | } |
| 2173 | #endif |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2174 | if (reader->ctxt != NULL) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2175 | if (reader->dict == reader->ctxt->dict) |
| 2176 | reader->dict = NULL; |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 2177 | if (reader->ctxt->myDoc != NULL) { |
| 2178 | if (reader->preserve == 0) |
| 2179 | xmlTextReaderFreeDoc(reader, reader->ctxt->myDoc); |
| 2180 | reader->ctxt->myDoc = NULL; |
| 2181 | } |
Daniel Veillard | 336fc7d | 2002-12-27 19:37:04 +0000 | [diff] [blame] | 2182 | if ((reader->ctxt->vctxt.vstateTab != NULL) && |
| 2183 | (reader->ctxt->vctxt.vstateMax > 0)){ |
| 2184 | xmlFree(reader->ctxt->vctxt.vstateTab); |
Daniel Veillard | 75e389d | 2005-07-29 22:02:24 +0000 | [diff] [blame] | 2185 | reader->ctxt->vctxt.vstateTab = NULL; |
Daniel Veillard | 336fc7d | 2002-12-27 19:37:04 +0000 | [diff] [blame] | 2186 | reader->ctxt->vctxt.vstateMax = 0; |
| 2187 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2188 | if (reader->allocs & XML_TEXTREADER_CTXT) |
| 2189 | xmlFreeParserCtxt(reader->ctxt); |
| 2190 | } |
| 2191 | if (reader->sax != NULL) |
| 2192 | xmlFree(reader->sax); |
| 2193 | if ((reader->input != NULL) && (reader->allocs & XML_TEXTREADER_INPUT)) |
| 2194 | xmlFreeParserInputBuffer(reader->input); |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 2195 | if (reader->faketext != NULL) { |
| 2196 | xmlFreeNode(reader->faketext); |
| 2197 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2198 | if (reader->buffer != NULL) |
| 2199 | xmlBufferFree(reader->buffer); |
Daniel Veillard | 1fdfd11 | 2003-01-03 01:18:43 +0000 | [diff] [blame] | 2200 | if (reader->entTab != NULL) |
| 2201 | xmlFree(reader->entTab); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 2202 | if (reader->dict != NULL) |
| 2203 | xmlDictFree(reader->dict); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2204 | xmlFree(reader); |
| 2205 | } |
| 2206 | |
| 2207 | /************************************************************************ |
| 2208 | * * |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2209 | * Methods for XmlTextReader * |
| 2210 | * * |
| 2211 | ************************************************************************/ |
| 2212 | /** |
| 2213 | * xmlTextReaderClose: |
| 2214 | * @reader: the xmlTextReaderPtr used |
| 2215 | * |
| 2216 | * This method releases any resources allocated by the current instance |
| 2217 | * changes the state to Closed and close any underlying input. |
| 2218 | * |
| 2219 | * Returns 0 or -1 in case of error |
| 2220 | */ |
| 2221 | int |
| 2222 | xmlTextReaderClose(xmlTextReaderPtr reader) { |
| 2223 | if (reader == NULL) |
| 2224 | return(-1); |
| 2225 | reader->node = NULL; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2226 | reader->curnode = NULL; |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2227 | reader->mode = XML_TEXTREADER_MODE_CLOSED; |
| 2228 | if (reader->ctxt != NULL) { |
Daniel Veillard | ee1d692 | 2004-04-18 14:58:57 +0000 | [diff] [blame] | 2229 | xmlStopParser(reader->ctxt); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2230 | if (reader->ctxt->myDoc != NULL) { |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 2231 | if (reader->preserve == 0) |
| 2232 | xmlTextReaderFreeDoc(reader, reader->ctxt->myDoc); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2233 | reader->ctxt->myDoc = NULL; |
| 2234 | } |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2235 | } |
| 2236 | if ((reader->input != NULL) && (reader->allocs & XML_TEXTREADER_INPUT)) { |
| 2237 | xmlFreeParserInputBuffer(reader->input); |
| 2238 | reader->allocs -= XML_TEXTREADER_INPUT; |
| 2239 | } |
| 2240 | return(0); |
| 2241 | } |
| 2242 | |
| 2243 | /** |
| 2244 | * xmlTextReaderGetAttributeNo: |
| 2245 | * @reader: the xmlTextReaderPtr used |
| 2246 | * @no: the zero-based index of the attribute relative to the containing element |
| 2247 | * |
| 2248 | * Provides the value of the attribute with the specified index relative |
| 2249 | * to the containing element. |
| 2250 | * |
| 2251 | * Returns a string containing the value of the specified attribute, or NULL |
| 2252 | * in case of error. The string must be deallocated by the caller. |
| 2253 | */ |
| 2254 | xmlChar * |
| 2255 | xmlTextReaderGetAttributeNo(xmlTextReaderPtr reader, int no) { |
| 2256 | xmlChar *ret; |
| 2257 | int i; |
| 2258 | xmlAttrPtr cur; |
| 2259 | xmlNsPtr ns; |
| 2260 | |
| 2261 | if (reader == NULL) |
| 2262 | return(NULL); |
| 2263 | if (reader->node == NULL) |
| 2264 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2265 | if (reader->curnode != NULL) |
| 2266 | return(NULL); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2267 | /* TODO: handle the xmlDecl */ |
| 2268 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2269 | return(NULL); |
| 2270 | |
| 2271 | ns = reader->node->nsDef; |
| 2272 | for (i = 0;(i < no) && (ns != NULL);i++) { |
| 2273 | ns = ns->next; |
| 2274 | } |
| 2275 | if (ns != NULL) |
| 2276 | return(xmlStrdup(ns->href)); |
| 2277 | |
| 2278 | cur = reader->node->properties; |
| 2279 | if (cur == NULL) |
| 2280 | return(NULL); |
| 2281 | for (;i < no;i++) { |
| 2282 | cur = cur->next; |
| 2283 | if (cur == NULL) |
| 2284 | return(NULL); |
| 2285 | } |
| 2286 | /* TODO walk the DTD if present */ |
| 2287 | |
| 2288 | ret = xmlNodeListGetString(reader->node->doc, cur->children, 1); |
| 2289 | if (ret == NULL) return(xmlStrdup((xmlChar *)"")); |
| 2290 | return(ret); |
| 2291 | } |
| 2292 | |
| 2293 | /** |
| 2294 | * xmlTextReaderGetAttribute: |
| 2295 | * @reader: the xmlTextReaderPtr used |
| 2296 | * @name: the qualified name of the attribute. |
| 2297 | * |
| 2298 | * Provides the value of the attribute with the specified qualified name. |
| 2299 | * |
| 2300 | * Returns a string containing the value of the specified attribute, or NULL |
| 2301 | * in case of error. The string must be deallocated by the caller. |
| 2302 | */ |
| 2303 | xmlChar * |
| 2304 | xmlTextReaderGetAttribute(xmlTextReaderPtr reader, const xmlChar *name) { |
| 2305 | xmlChar *prefix = NULL; |
| 2306 | xmlChar *localname; |
| 2307 | xmlNsPtr ns; |
| 2308 | xmlChar *ret = NULL; |
| 2309 | |
| 2310 | if ((reader == NULL) || (name == NULL)) |
| 2311 | return(NULL); |
| 2312 | if (reader->node == NULL) |
| 2313 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2314 | if (reader->curnode != NULL) |
| 2315 | return(NULL); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2316 | |
| 2317 | /* TODO: handle the xmlDecl */ |
| 2318 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2319 | return(NULL); |
| 2320 | |
| 2321 | localname = xmlSplitQName2(name, &prefix); |
Daniel Veillard | 3c40e61 | 2005-08-17 07:07:44 +0000 | [diff] [blame] | 2322 | if (localname == NULL) { |
| 2323 | /* |
| 2324 | * Namespace default decl |
| 2325 | */ |
| 2326 | if (xmlStrEqual(name, BAD_CAST "xmlns")) { |
| 2327 | ns = reader->node->nsDef; |
| 2328 | while (ns != NULL) { |
| 2329 | if (ns->prefix == NULL) { |
| 2330 | return(xmlStrdup(ns->href)); |
| 2331 | } |
| 2332 | ns = ns->next; |
| 2333 | } |
| 2334 | return NULL; |
| 2335 | } |
| 2336 | return(xmlGetNoNsProp(reader->node, name)); |
| 2337 | } |
| 2338 | |
| 2339 | /* |
| 2340 | * Namespace default decl |
| 2341 | */ |
| 2342 | if (xmlStrEqual(prefix, BAD_CAST "xmlns")) { |
| 2343 | ns = reader->node->nsDef; |
| 2344 | while (ns != NULL) { |
| 2345 | if ((ns->prefix != NULL) && (xmlStrEqual(ns->prefix, localname))) { |
| 2346 | ret = xmlStrdup(ns->href); |
| 2347 | break; |
| 2348 | } |
| 2349 | ns = ns->next; |
| 2350 | } |
| 2351 | } else { |
| 2352 | ns = xmlSearchNs(reader->node->doc, reader->node, prefix); |
| 2353 | if (ns != NULL) |
| 2354 | ret = xmlGetNsProp(reader->node, localname, ns->href); |
| 2355 | } |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2356 | |
Daniel Veillard | c4ff832 | 2005-08-08 07:45:23 +0000 | [diff] [blame] | 2357 | xmlFree(localname); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2358 | if (prefix != NULL) |
| 2359 | xmlFree(prefix); |
| 2360 | return(ret); |
| 2361 | } |
| 2362 | |
| 2363 | |
| 2364 | /** |
| 2365 | * xmlTextReaderGetAttributeNs: |
| 2366 | * @reader: the xmlTextReaderPtr used |
| 2367 | * @localName: the local name of the attribute. |
| 2368 | * @namespaceURI: the namespace URI of the attribute. |
| 2369 | * |
| 2370 | * Provides the value of the specified attribute |
| 2371 | * |
| 2372 | * Returns a string containing the value of the specified attribute, or NULL |
| 2373 | * in case of error. The string must be deallocated by the caller. |
| 2374 | */ |
| 2375 | xmlChar * |
| 2376 | xmlTextReaderGetAttributeNs(xmlTextReaderPtr reader, const xmlChar *localName, |
| 2377 | const xmlChar *namespaceURI) { |
Daniel Veillard | 45b97e7 | 2005-08-20 21:14:28 +0000 | [diff] [blame] | 2378 | xmlChar *prefix = NULL; |
| 2379 | xmlNsPtr ns; |
| 2380 | |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2381 | if ((reader == NULL) || (localName == NULL)) |
| 2382 | return(NULL); |
| 2383 | if (reader->node == NULL) |
| 2384 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2385 | if (reader->curnode != NULL) |
| 2386 | return(NULL); |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2387 | |
| 2388 | /* TODO: handle the xmlDecl */ |
| 2389 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2390 | return(NULL); |
| 2391 | |
Daniel Veillard | 45b97e7 | 2005-08-20 21:14:28 +0000 | [diff] [blame] | 2392 | if (xmlStrEqual(namespaceURI, BAD_CAST "http://www.w3.org/2000/xmlns/")) { |
| 2393 | if (! xmlStrEqual(localName, BAD_CAST "xmlns")) { |
| 2394 | prefix = BAD_CAST localName; |
| 2395 | } |
| 2396 | ns = reader->node->nsDef; |
| 2397 | while (ns != NULL) { |
| 2398 | if ((prefix == NULL && ns->prefix == NULL) || |
| 2399 | ((ns->prefix != NULL) && (xmlStrEqual(ns->prefix, localName)))) { |
| 2400 | return xmlStrdup(ns->href); |
| 2401 | } |
| 2402 | ns = ns->next; |
| 2403 | } |
| 2404 | return NULL; |
| 2405 | } |
| 2406 | |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2407 | return(xmlGetNsProp(reader->node, localName, namespaceURI)); |
| 2408 | } |
| 2409 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2410 | /** |
| 2411 | * xmlTextReaderGetRemainder: |
| 2412 | * @reader: the xmlTextReaderPtr used |
| 2413 | * |
| 2414 | * Method to get the remainder of the buffered XML. this method stops the |
| 2415 | * parser, set its state to End Of File and return the input stream with |
| 2416 | * what is left that the parser did not use. |
| 2417 | * |
Daniel Veillard | ee1d692 | 2004-04-18 14:58:57 +0000 | [diff] [blame] | 2418 | * The implementation is not good, the parser certainly procgressed past |
| 2419 | * what's left in reader->input, and there is an allocation problem. Best |
| 2420 | * would be to rewrite it differently. |
| 2421 | * |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2422 | * Returns the xmlParserInputBufferPtr attached to the XML or NULL |
| 2423 | * in case of error. |
| 2424 | */ |
| 2425 | xmlParserInputBufferPtr |
| 2426 | xmlTextReaderGetRemainder(xmlTextReaderPtr reader) { |
| 2427 | xmlParserInputBufferPtr ret = NULL; |
| 2428 | |
| 2429 | if (reader == NULL) |
| 2430 | return(NULL); |
| 2431 | if (reader->node == NULL) |
| 2432 | return(NULL); |
| 2433 | |
| 2434 | reader->node = NULL; |
| 2435 | reader->curnode = NULL; |
| 2436 | reader->mode = XML_TEXTREADER_MODE_EOF; |
| 2437 | if (reader->ctxt != NULL) { |
Daniel Veillard | ee1d692 | 2004-04-18 14:58:57 +0000 | [diff] [blame] | 2438 | xmlStopParser(reader->ctxt); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2439 | if (reader->ctxt->myDoc != NULL) { |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 2440 | if (reader->preserve == 0) |
| 2441 | xmlTextReaderFreeDoc(reader, reader->ctxt->myDoc); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2442 | reader->ctxt->myDoc = NULL; |
| 2443 | } |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2444 | } |
| 2445 | if (reader->allocs & XML_TEXTREADER_INPUT) { |
| 2446 | ret = reader->input; |
Daniel Veillard | ee1d692 | 2004-04-18 14:58:57 +0000 | [diff] [blame] | 2447 | reader->input = NULL; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2448 | reader->allocs -= XML_TEXTREADER_INPUT; |
| 2449 | } else { |
| 2450 | /* |
| 2451 | * Hum, one may need to duplicate the data structure because |
| 2452 | * without reference counting the input may be freed twice: |
| 2453 | * - by the layer which allocated it. |
| 2454 | * - by the layer to which would have been returned to. |
| 2455 | */ |
| 2456 | TODO |
| 2457 | return(NULL); |
| 2458 | } |
| 2459 | return(ret); |
| 2460 | } |
| 2461 | |
| 2462 | /** |
| 2463 | * xmlTextReaderLookupNamespace: |
| 2464 | * @reader: the xmlTextReaderPtr used |
| 2465 | * @prefix: the prefix whose namespace URI is to be resolved. To return |
| 2466 | * the default namespace, specify NULL |
| 2467 | * |
| 2468 | * Resolves a namespace prefix in the scope of the current element. |
| 2469 | * |
| 2470 | * Returns a string containing the namespace URI to which the prefix maps |
| 2471 | * or NULL in case of error. The string must be deallocated by the caller. |
| 2472 | */ |
| 2473 | xmlChar * |
| 2474 | xmlTextReaderLookupNamespace(xmlTextReaderPtr reader, const xmlChar *prefix) { |
| 2475 | xmlNsPtr ns; |
| 2476 | |
| 2477 | if (reader == NULL) |
| 2478 | return(NULL); |
| 2479 | if (reader->node == NULL) |
| 2480 | return(NULL); |
| 2481 | |
| 2482 | ns = xmlSearchNs(reader->node->doc, reader->node, prefix); |
| 2483 | if (ns == NULL) |
| 2484 | return(NULL); |
| 2485 | return(xmlStrdup(ns->href)); |
| 2486 | } |
| 2487 | |
| 2488 | /** |
| 2489 | * xmlTextReaderMoveToAttributeNo: |
| 2490 | * @reader: the xmlTextReaderPtr used |
| 2491 | * @no: the zero-based index of the attribute relative to the containing |
| 2492 | * element. |
| 2493 | * |
| 2494 | * Moves the position of the current instance to the attribute with |
| 2495 | * the specified index relative to the containing element. |
| 2496 | * |
| 2497 | * Returns 1 in case of success, -1 in case of error, 0 if not found |
| 2498 | */ |
| 2499 | int |
| 2500 | xmlTextReaderMoveToAttributeNo(xmlTextReaderPtr reader, int no) { |
| 2501 | int i; |
| 2502 | xmlAttrPtr cur; |
| 2503 | xmlNsPtr ns; |
| 2504 | |
| 2505 | if (reader == NULL) |
| 2506 | return(-1); |
| 2507 | if (reader->node == NULL) |
| 2508 | return(-1); |
| 2509 | /* TODO: handle the xmlDecl */ |
| 2510 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2511 | return(-1); |
| 2512 | |
| 2513 | reader->curnode = NULL; |
| 2514 | |
| 2515 | ns = reader->node->nsDef; |
| 2516 | for (i = 0;(i < no) && (ns != NULL);i++) { |
| 2517 | ns = ns->next; |
| 2518 | } |
| 2519 | if (ns != NULL) { |
| 2520 | reader->curnode = (xmlNodePtr) ns; |
| 2521 | return(1); |
| 2522 | } |
| 2523 | |
| 2524 | cur = reader->node->properties; |
| 2525 | if (cur == NULL) |
| 2526 | return(0); |
| 2527 | for (;i < no;i++) { |
| 2528 | cur = cur->next; |
| 2529 | if (cur == NULL) |
| 2530 | return(0); |
| 2531 | } |
| 2532 | /* TODO walk the DTD if present */ |
| 2533 | |
| 2534 | reader->curnode = (xmlNodePtr) cur; |
| 2535 | return(1); |
| 2536 | } |
| 2537 | |
| 2538 | /** |
| 2539 | * xmlTextReaderMoveToAttribute: |
| 2540 | * @reader: the xmlTextReaderPtr used |
| 2541 | * @name: the qualified name of the attribute. |
| 2542 | * |
| 2543 | * Moves the position of the current instance to the attribute with |
| 2544 | * the specified qualified name. |
| 2545 | * |
| 2546 | * Returns 1 in case of success, -1 in case of error, 0 if not found |
| 2547 | */ |
| 2548 | int |
| 2549 | xmlTextReaderMoveToAttribute(xmlTextReaderPtr reader, const xmlChar *name) { |
| 2550 | xmlChar *prefix = NULL; |
| 2551 | xmlChar *localname; |
| 2552 | xmlNsPtr ns; |
| 2553 | xmlAttrPtr prop; |
| 2554 | |
| 2555 | if ((reader == NULL) || (name == NULL)) |
| 2556 | return(-1); |
| 2557 | if (reader->node == NULL) |
| 2558 | return(-1); |
| 2559 | |
| 2560 | /* TODO: handle the xmlDecl */ |
| 2561 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2562 | return(0); |
| 2563 | |
| 2564 | localname = xmlSplitQName2(name, &prefix); |
| 2565 | if (localname == NULL) { |
| 2566 | /* |
| 2567 | * Namespace default decl |
| 2568 | */ |
| 2569 | if (xmlStrEqual(name, BAD_CAST "xmlns")) { |
| 2570 | ns = reader->node->nsDef; |
| 2571 | while (ns != NULL) { |
| 2572 | if (ns->prefix == NULL) { |
| 2573 | reader->curnode = (xmlNodePtr) ns; |
| 2574 | return(1); |
| 2575 | } |
| 2576 | ns = ns->next; |
| 2577 | } |
| 2578 | return(0); |
| 2579 | } |
| 2580 | |
| 2581 | prop = reader->node->properties; |
| 2582 | while (prop != NULL) { |
| 2583 | /* |
| 2584 | * One need to have |
| 2585 | * - same attribute names |
| 2586 | * - and the attribute carrying that namespace |
| 2587 | */ |
| 2588 | if ((xmlStrEqual(prop->name, name)) && |
| 2589 | ((prop->ns == NULL) || (prop->ns->prefix == NULL))) { |
| 2590 | reader->curnode = (xmlNodePtr) prop; |
| 2591 | return(1); |
| 2592 | } |
| 2593 | prop = prop->next; |
| 2594 | } |
| 2595 | return(0); |
| 2596 | } |
| 2597 | |
| 2598 | /* |
| 2599 | * Namespace default decl |
| 2600 | */ |
| 2601 | if (xmlStrEqual(prefix, BAD_CAST "xmlns")) { |
| 2602 | ns = reader->node->nsDef; |
| 2603 | while (ns != NULL) { |
| 2604 | if ((ns->prefix != NULL) && (xmlStrEqual(ns->prefix, localname))) { |
| 2605 | reader->curnode = (xmlNodePtr) ns; |
| 2606 | goto found; |
| 2607 | } |
| 2608 | ns = ns->next; |
| 2609 | } |
| 2610 | goto not_found; |
| 2611 | } |
| 2612 | prop = reader->node->properties; |
| 2613 | while (prop != NULL) { |
| 2614 | /* |
| 2615 | * One need to have |
| 2616 | * - same attribute names |
| 2617 | * - and the attribute carrying that namespace |
| 2618 | */ |
| 2619 | if ((xmlStrEqual(prop->name, localname)) && |
| 2620 | (prop->ns != NULL) && (xmlStrEqual(prop->ns->prefix, prefix))) { |
| 2621 | reader->curnode = (xmlNodePtr) prop; |
| 2622 | goto found; |
| 2623 | } |
| 2624 | prop = prop->next; |
| 2625 | } |
| 2626 | not_found: |
| 2627 | if (localname != NULL) |
| 2628 | xmlFree(localname); |
| 2629 | if (prefix != NULL) |
| 2630 | xmlFree(prefix); |
| 2631 | return(0); |
| 2632 | |
| 2633 | found: |
| 2634 | if (localname != NULL) |
| 2635 | xmlFree(localname); |
| 2636 | if (prefix != NULL) |
| 2637 | xmlFree(prefix); |
| 2638 | return(1); |
| 2639 | } |
| 2640 | |
| 2641 | /** |
| 2642 | * xmlTextReaderMoveToAttributeNs: |
| 2643 | * @reader: the xmlTextReaderPtr used |
| 2644 | * @localName: the local name of the attribute. |
| 2645 | * @namespaceURI: the namespace URI of the attribute. |
| 2646 | * |
| 2647 | * Moves the position of the current instance to the attribute with the |
| 2648 | * specified local name and namespace URI. |
| 2649 | * |
| 2650 | * Returns 1 in case of success, -1 in case of error, 0 if not found |
| 2651 | */ |
| 2652 | int |
| 2653 | xmlTextReaderMoveToAttributeNs(xmlTextReaderPtr reader, |
| 2654 | const xmlChar *localName, const xmlChar *namespaceURI) { |
| 2655 | xmlAttrPtr prop; |
| 2656 | xmlNodePtr node; |
Daniel Veillard | 45b97e7 | 2005-08-20 21:14:28 +0000 | [diff] [blame] | 2657 | xmlNsPtr ns; |
| 2658 | xmlChar *prefix = NULL; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2659 | |
| 2660 | if ((reader == NULL) || (localName == NULL) || (namespaceURI == NULL)) |
| 2661 | return(-1); |
| 2662 | if (reader->node == NULL) |
| 2663 | return(-1); |
| 2664 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2665 | return(0); |
| 2666 | node = reader->node; |
| 2667 | |
Daniel Veillard | 45b97e7 | 2005-08-20 21:14:28 +0000 | [diff] [blame] | 2668 | if (xmlStrEqual(namespaceURI, BAD_CAST "http://www.w3.org/2000/xmlns/")) { |
| 2669 | if (! xmlStrEqual(localName, BAD_CAST "xmlns")) { |
| 2670 | prefix = BAD_CAST localName; |
| 2671 | } |
| 2672 | ns = reader->node->nsDef; |
| 2673 | while (ns != NULL) { |
| 2674 | if ((prefix == NULL && ns->prefix == NULL) || |
| 2675 | ((ns->prefix != NULL) && (xmlStrEqual(ns->prefix, localName)))) { |
| 2676 | reader->curnode = (xmlNodePtr) ns; |
| 2677 | return(1); |
| 2678 | } |
| 2679 | ns = ns->next; |
| 2680 | } |
| 2681 | return(0); |
| 2682 | } |
| 2683 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2684 | prop = node->properties; |
| 2685 | while (prop != NULL) { |
| 2686 | /* |
| 2687 | * One need to have |
| 2688 | * - same attribute names |
| 2689 | * - and the attribute carrying that namespace |
| 2690 | */ |
| 2691 | if (xmlStrEqual(prop->name, localName) && |
| 2692 | ((prop->ns != NULL) && |
| 2693 | (xmlStrEqual(prop->ns->href, namespaceURI)))) { |
| 2694 | reader->curnode = (xmlNodePtr) prop; |
| 2695 | return(1); |
| 2696 | } |
| 2697 | prop = prop->next; |
| 2698 | } |
| 2699 | return(0); |
| 2700 | } |
| 2701 | |
| 2702 | /** |
| 2703 | * xmlTextReaderMoveToFirstAttribute: |
| 2704 | * @reader: the xmlTextReaderPtr used |
| 2705 | * |
| 2706 | * Moves the position of the current instance to the first attribute |
| 2707 | * associated with the current node. |
| 2708 | * |
| 2709 | * Returns 1 in case of success, -1 in case of error, 0 if not found |
| 2710 | */ |
| 2711 | int |
| 2712 | xmlTextReaderMoveToFirstAttribute(xmlTextReaderPtr reader) { |
| 2713 | if (reader == NULL) |
| 2714 | return(-1); |
| 2715 | if (reader->node == NULL) |
| 2716 | return(-1); |
| 2717 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2718 | return(0); |
| 2719 | |
| 2720 | if (reader->node->nsDef != NULL) { |
| 2721 | reader->curnode = (xmlNodePtr) reader->node->nsDef; |
| 2722 | return(1); |
| 2723 | } |
| 2724 | if (reader->node->properties != NULL) { |
| 2725 | reader->curnode = (xmlNodePtr) reader->node->properties; |
| 2726 | return(1); |
| 2727 | } |
| 2728 | return(0); |
| 2729 | } |
| 2730 | |
| 2731 | /** |
| 2732 | * xmlTextReaderMoveToNextAttribute: |
| 2733 | * @reader: the xmlTextReaderPtr used |
| 2734 | * |
| 2735 | * Moves the position of the current instance to the next attribute |
| 2736 | * associated with the current node. |
| 2737 | * |
| 2738 | * Returns 1 in case of success, -1 in case of error, 0 if not found |
| 2739 | */ |
| 2740 | int |
| 2741 | xmlTextReaderMoveToNextAttribute(xmlTextReaderPtr reader) { |
| 2742 | if (reader == NULL) |
| 2743 | return(-1); |
| 2744 | if (reader->node == NULL) |
| 2745 | return(-1); |
| 2746 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2747 | return(0); |
| 2748 | if (reader->curnode == NULL) |
| 2749 | return(xmlTextReaderMoveToFirstAttribute(reader)); |
| 2750 | |
| 2751 | if (reader->curnode->type == XML_NAMESPACE_DECL) { |
| 2752 | xmlNsPtr ns = (xmlNsPtr) reader->curnode; |
| 2753 | if (ns->next != NULL) { |
| 2754 | reader->curnode = (xmlNodePtr) ns->next; |
| 2755 | return(1); |
| 2756 | } |
| 2757 | if (reader->node->properties != NULL) { |
| 2758 | reader->curnode = (xmlNodePtr) reader->node->properties; |
| 2759 | return(1); |
| 2760 | } |
| 2761 | return(0); |
| 2762 | } else if ((reader->curnode->type == XML_ATTRIBUTE_NODE) && |
| 2763 | (reader->curnode->next != NULL)) { |
| 2764 | reader->curnode = reader->curnode->next; |
| 2765 | return(1); |
| 2766 | } |
| 2767 | return(0); |
| 2768 | } |
| 2769 | |
| 2770 | /** |
| 2771 | * xmlTextReaderMoveToElement: |
| 2772 | * @reader: the xmlTextReaderPtr used |
| 2773 | * |
| 2774 | * Moves the position of the current instance to the node that |
| 2775 | * contains the current Attribute node. |
| 2776 | * |
| 2777 | * Returns 1 in case of success, -1 in case of error, 0 if not moved |
| 2778 | */ |
| 2779 | int |
| 2780 | xmlTextReaderMoveToElement(xmlTextReaderPtr reader) { |
| 2781 | if (reader == NULL) |
| 2782 | return(-1); |
| 2783 | if (reader->node == NULL) |
| 2784 | return(-1); |
| 2785 | if (reader->node->type != XML_ELEMENT_NODE) |
| 2786 | return(0); |
| 2787 | if (reader->curnode != NULL) { |
| 2788 | reader->curnode = NULL; |
| 2789 | return(1); |
| 2790 | } |
| 2791 | return(0); |
| 2792 | } |
| 2793 | |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 2794 | /** |
| 2795 | * xmlTextReaderReadAttributeValue: |
| 2796 | * @reader: the xmlTextReaderPtr used |
| 2797 | * |
| 2798 | * Parses an attribute value into one or more Text and EntityReference nodes. |
| 2799 | * |
| 2800 | * Returns 1 in case of success, 0 if the reader was not positionned on an |
| 2801 | * ttribute node or all the attribute values have been read, or -1 |
| 2802 | * in case of error. |
| 2803 | */ |
| 2804 | int |
| 2805 | xmlTextReaderReadAttributeValue(xmlTextReaderPtr reader) { |
| 2806 | if (reader == NULL) |
| 2807 | return(-1); |
| 2808 | if (reader->node == NULL) |
| 2809 | return(-1); |
| 2810 | if (reader->curnode == NULL) |
| 2811 | return(0); |
| 2812 | if (reader->curnode->type == XML_ATTRIBUTE_NODE) { |
| 2813 | if (reader->curnode->children == NULL) |
| 2814 | return(0); |
| 2815 | reader->curnode = reader->curnode->children; |
| 2816 | } else if (reader->curnode->type == XML_NAMESPACE_DECL) { |
| 2817 | xmlNsPtr ns = (xmlNsPtr) reader->curnode; |
| 2818 | |
| 2819 | if (reader->faketext == NULL) { |
| 2820 | reader->faketext = xmlNewDocText(reader->node->doc, |
| 2821 | ns->href); |
| 2822 | } else { |
Daniel Veillard | 8874b94 | 2005-08-25 13:19:21 +0000 | [diff] [blame] | 2823 | if ((reader->faketext->content != NULL) && |
| 2824 | (reader->faketext->content != |
| 2825 | (xmlChar *) &(reader->faketext->properties))) |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 2826 | xmlFree(reader->faketext->content); |
| 2827 | reader->faketext->content = xmlStrdup(ns->href); |
| 2828 | } |
| 2829 | reader->curnode = reader->faketext; |
| 2830 | } else { |
| 2831 | if (reader->curnode->next == NULL) |
| 2832 | return(0); |
| 2833 | reader->curnode = reader->curnode->next; |
| 2834 | } |
| 2835 | return(1); |
| 2836 | } |
| 2837 | |
Daniel Veillard | e281127 | 2004-10-19 09:04:23 +0000 | [diff] [blame] | 2838 | /** |
| 2839 | * xmlTextReaderConstEncoding: |
| 2840 | * @reader: the xmlTextReaderPtr used |
| 2841 | * |
| 2842 | * Determine the encoding of the document being read. |
| 2843 | * |
| 2844 | * Returns a string containing the encoding of the document or NULL in |
| 2845 | * case of error. The string is deallocated with the reader. |
| 2846 | */ |
| 2847 | const xmlChar * |
| 2848 | xmlTextReaderConstEncoding(xmlTextReaderPtr reader) { |
| 2849 | xmlDocPtr doc = NULL; |
| 2850 | if (reader == NULL) |
| 2851 | return(NULL); |
| 2852 | if (reader->doc != NULL) |
| 2853 | doc = reader->doc; |
| 2854 | else if (reader->ctxt != NULL) |
| 2855 | doc = reader->ctxt->myDoc; |
| 2856 | if (doc == NULL) |
| 2857 | return(NULL); |
| 2858 | |
| 2859 | if (doc->encoding == NULL) |
| 2860 | return(NULL); |
| 2861 | else |
| 2862 | return(CONSTSTR(doc->encoding)); |
| 2863 | } |
| 2864 | |
| 2865 | |
Daniel Veillard | 0eb38c7 | 2002-12-14 23:00:35 +0000 | [diff] [blame] | 2866 | /************************************************************************ |
| 2867 | * * |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2868 | * Acces API to the current node * |
| 2869 | * * |
| 2870 | ************************************************************************/ |
| 2871 | /** |
| 2872 | * xmlTextReaderAttributeCount: |
| 2873 | * @reader: the xmlTextReaderPtr used |
| 2874 | * |
Daniel Veillard | a9b66d0 | 2002-12-11 14:23:49 +0000 | [diff] [blame] | 2875 | * Provides the number of attributes of the current node |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2876 | * |
| 2877 | * Returns 0 i no attributes, -1 in case of error or the attribute count |
| 2878 | */ |
| 2879 | int |
| 2880 | xmlTextReaderAttributeCount(xmlTextReaderPtr reader) { |
| 2881 | int ret; |
| 2882 | xmlAttrPtr attr; |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 2883 | xmlNsPtr ns; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2884 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2885 | |
| 2886 | if (reader == NULL) |
| 2887 | return(-1); |
| 2888 | if (reader->node == NULL) |
| 2889 | return(0); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2890 | |
| 2891 | if (reader->curnode != NULL) |
| 2892 | node = reader->curnode; |
| 2893 | else |
| 2894 | node = reader->node; |
| 2895 | |
| 2896 | if (node->type != XML_ELEMENT_NODE) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2897 | return(0); |
| 2898 | if ((reader->state == XML_TEXTREADER_END) || |
| 2899 | (reader->state == XML_TEXTREADER_BACKTRACK)) |
| 2900 | return(0); |
| 2901 | ret = 0; |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2902 | attr = node->properties; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2903 | while (attr != NULL) { |
| 2904 | ret++; |
| 2905 | attr = attr->next; |
| 2906 | } |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 2907 | ns = node->nsDef; |
| 2908 | while (ns != NULL) { |
| 2909 | ret++; |
| 2910 | ns = ns->next; |
| 2911 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2912 | return(ret); |
| 2913 | } |
| 2914 | |
| 2915 | /** |
| 2916 | * xmlTextReaderNodeType: |
| 2917 | * @reader: the xmlTextReaderPtr used |
| 2918 | * |
| 2919 | * Get the node type of the current node |
| 2920 | * Reference: |
| 2921 | * http://dotgnu.org/pnetlib-doc/System/Xml/XmlNodeType.html |
| 2922 | * |
| 2923 | * Returns the xmlNodeType of the current node or -1 in case of error |
| 2924 | */ |
| 2925 | int |
| 2926 | xmlTextReaderNodeType(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2927 | xmlNodePtr node; |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2928 | |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2929 | if (reader == NULL) |
| 2930 | return(-1); |
| 2931 | if (reader->node == NULL) |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2932 | return(XML_READER_TYPE_NONE); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 2933 | if (reader->curnode != NULL) |
| 2934 | node = reader->curnode; |
| 2935 | else |
| 2936 | node = reader->node; |
| 2937 | switch (node->type) { |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2938 | case XML_ELEMENT_NODE: |
| 2939 | if ((reader->state == XML_TEXTREADER_END) || |
| 2940 | (reader->state == XML_TEXTREADER_BACKTRACK)) |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2941 | return(XML_READER_TYPE_END_ELEMENT); |
| 2942 | return(XML_READER_TYPE_ELEMENT); |
Daniel Veillard | ecaba49 | 2002-12-30 10:55:29 +0000 | [diff] [blame] | 2943 | case XML_NAMESPACE_DECL: |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2944 | case XML_ATTRIBUTE_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2945 | return(XML_READER_TYPE_ATTRIBUTE); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2946 | case XML_TEXT_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2947 | if (xmlIsBlankNode(reader->node)) { |
| 2948 | if (xmlNodeGetSpacePreserve(reader->node)) |
| 2949 | return(XML_READER_TYPE_SIGNIFICANT_WHITESPACE); |
| 2950 | else |
| 2951 | return(XML_READER_TYPE_WHITESPACE); |
| 2952 | } else { |
| 2953 | return(XML_READER_TYPE_TEXT); |
| 2954 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2955 | case XML_CDATA_SECTION_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2956 | return(XML_READER_TYPE_CDATA); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2957 | case XML_ENTITY_REF_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2958 | return(XML_READER_TYPE_ENTITY_REFERENCE); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2959 | case XML_ENTITY_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2960 | return(XML_READER_TYPE_ENTITY); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2961 | case XML_PI_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2962 | return(XML_READER_TYPE_PROCESSING_INSTRUCTION); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2963 | case XML_COMMENT_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2964 | return(XML_READER_TYPE_COMMENT); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2965 | case XML_DOCUMENT_NODE: |
| 2966 | case XML_HTML_DOCUMENT_NODE: |
| 2967 | #ifdef LIBXML_DOCB_ENABLED |
| 2968 | case XML_DOCB_DOCUMENT_NODE: |
| 2969 | #endif |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2970 | return(XML_READER_TYPE_DOCUMENT); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2971 | case XML_DOCUMENT_FRAG_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2972 | return(XML_READER_TYPE_DOCUMENT_FRAGMENT); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2973 | case XML_NOTATION_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2974 | return(XML_READER_TYPE_NOTATION); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2975 | case XML_DOCUMENT_TYPE_NODE: |
| 2976 | case XML_DTD_NODE: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2977 | return(XML_READER_TYPE_DOCUMENT_TYPE); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2978 | |
| 2979 | case XML_ELEMENT_DECL: |
| 2980 | case XML_ATTRIBUTE_DECL: |
| 2981 | case XML_ENTITY_DECL: |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2982 | case XML_XINCLUDE_START: |
| 2983 | case XML_XINCLUDE_END: |
Daniel Veillard | d6038e0 | 2003-07-30 16:37:18 +0000 | [diff] [blame] | 2984 | return(XML_READER_TYPE_NONE); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2985 | } |
| 2986 | return(-1); |
| 2987 | } |
| 2988 | |
| 2989 | /** |
Daniel Veillard | 01c13b5 | 2002-12-10 15:19:08 +0000 | [diff] [blame] | 2990 | * xmlTextReaderIsEmptyElement: |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 2991 | * @reader: the xmlTextReaderPtr used |
| 2992 | * |
| 2993 | * Check if the current node is empty |
| 2994 | * |
| 2995 | * Returns 1 if empty, 0 if not and -1 in case of error |
| 2996 | */ |
| 2997 | int |
| 2998 | xmlTextReaderIsEmptyElement(xmlTextReaderPtr reader) { |
| 2999 | if ((reader == NULL) || (reader->node == NULL)) |
| 3000 | return(-1); |
Daniel Veillard | df512f4 | 2002-12-23 15:56:21 +0000 | [diff] [blame] | 3001 | if (reader->node->type != XML_ELEMENT_NODE) |
| 3002 | return(0); |
Daniel Veillard | e3c036e | 2003-01-01 15:11:05 +0000 | [diff] [blame] | 3003 | if (reader->curnode != NULL) |
| 3004 | return(0); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3005 | if (reader->node->children != NULL) |
| 3006 | return(0); |
Daniel Veillard | dab8ea9 | 2003-01-02 14:16:45 +0000 | [diff] [blame] | 3007 | if (reader->state == XML_TEXTREADER_END) |
| 3008 | return(0); |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 3009 | if (reader->doc != NULL) |
| 3010 | return(1); |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 3011 | #ifdef LIBXML_XINCLUDE_ENABLED |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 3012 | if (reader->in_xinclude > 0) |
| 3013 | return(1); |
Daniel Veillard | 96b6cd2 | 2004-01-08 16:49:50 +0000 | [diff] [blame] | 3014 | #endif |
Daniel Veillard | e8039df | 2003-10-27 11:25:13 +0000 | [diff] [blame] | 3015 | return((reader->node->extra & NODE_IS_EMPTY) != 0); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3016 | } |
| 3017 | |
| 3018 | /** |
| 3019 | * xmlTextReaderLocalName: |
| 3020 | * @reader: the xmlTextReaderPtr used |
| 3021 | * |
| 3022 | * The local name of the node. |
| 3023 | * |
| 3024 | * Returns the local name or NULL if not available |
| 3025 | */ |
| 3026 | xmlChar * |
| 3027 | xmlTextReaderLocalName(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3028 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3029 | if ((reader == NULL) || (reader->node == NULL)) |
| 3030 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3031 | if (reader->curnode != NULL) |
| 3032 | node = reader->curnode; |
| 3033 | else |
| 3034 | node = reader->node; |
| 3035 | if (node->type == XML_NAMESPACE_DECL) { |
| 3036 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3037 | if (ns->prefix == NULL) |
| 3038 | return(xmlStrdup(BAD_CAST "xmlns")); |
| 3039 | else |
| 3040 | return(xmlStrdup(ns->prefix)); |
| 3041 | } |
| 3042 | if ((node->type != XML_ELEMENT_NODE) && |
| 3043 | (node->type != XML_ATTRIBUTE_NODE)) |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3044 | return(xmlTextReaderName(reader)); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3045 | return(xmlStrdup(node->name)); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3046 | } |
| 3047 | |
| 3048 | /** |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3049 | * xmlTextReaderConstLocalName: |
| 3050 | * @reader: the xmlTextReaderPtr used |
| 3051 | * |
| 3052 | * The local name of the node. |
| 3053 | * |
| 3054 | * Returns the local name or NULL if not available, the |
| 3055 | * string will be deallocated with the reader. |
| 3056 | */ |
| 3057 | const xmlChar * |
| 3058 | xmlTextReaderConstLocalName(xmlTextReaderPtr reader) { |
| 3059 | xmlNodePtr node; |
| 3060 | if ((reader == NULL) || (reader->node == NULL)) |
| 3061 | return(NULL); |
| 3062 | if (reader->curnode != NULL) |
| 3063 | node = reader->curnode; |
| 3064 | else |
| 3065 | node = reader->node; |
| 3066 | if (node->type == XML_NAMESPACE_DECL) { |
| 3067 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3068 | if (ns->prefix == NULL) |
| 3069 | return(CONSTSTR(BAD_CAST "xmlns")); |
| 3070 | else |
| 3071 | return(ns->prefix); |
| 3072 | } |
| 3073 | if ((node->type != XML_ELEMENT_NODE) && |
| 3074 | (node->type != XML_ATTRIBUTE_NODE)) |
| 3075 | return(xmlTextReaderConstName(reader)); |
| 3076 | return(node->name); |
| 3077 | } |
| 3078 | |
| 3079 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3080 | * xmlTextReaderName: |
| 3081 | * @reader: the xmlTextReaderPtr used |
| 3082 | * |
| 3083 | * The qualified name of the node, equal to Prefix :LocalName. |
| 3084 | * |
| 3085 | * Returns the local name or NULL if not available |
| 3086 | */ |
| 3087 | xmlChar * |
| 3088 | xmlTextReaderName(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3089 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3090 | xmlChar *ret; |
| 3091 | |
| 3092 | if ((reader == NULL) || (reader->node == NULL)) |
| 3093 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3094 | if (reader->curnode != NULL) |
| 3095 | node = reader->curnode; |
| 3096 | else |
| 3097 | node = reader->node; |
| 3098 | switch (node->type) { |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3099 | case XML_ELEMENT_NODE: |
| 3100 | case XML_ATTRIBUTE_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3101 | if ((node->ns == NULL) || |
| 3102 | (node->ns->prefix == NULL)) |
| 3103 | return(xmlStrdup(node->name)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3104 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3105 | ret = xmlStrdup(node->ns->prefix); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3106 | ret = xmlStrcat(ret, BAD_CAST ":"); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3107 | ret = xmlStrcat(ret, node->name); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3108 | return(ret); |
| 3109 | case XML_TEXT_NODE: |
| 3110 | return(xmlStrdup(BAD_CAST "#text")); |
| 3111 | case XML_CDATA_SECTION_NODE: |
| 3112 | return(xmlStrdup(BAD_CAST "#cdata-section")); |
| 3113 | case XML_ENTITY_NODE: |
| 3114 | case XML_ENTITY_REF_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3115 | return(xmlStrdup(node->name)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3116 | case XML_PI_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3117 | return(xmlStrdup(node->name)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3118 | case XML_COMMENT_NODE: |
| 3119 | return(xmlStrdup(BAD_CAST "#comment")); |
| 3120 | case XML_DOCUMENT_NODE: |
| 3121 | case XML_HTML_DOCUMENT_NODE: |
| 3122 | #ifdef LIBXML_DOCB_ENABLED |
| 3123 | case XML_DOCB_DOCUMENT_NODE: |
| 3124 | #endif |
| 3125 | return(xmlStrdup(BAD_CAST "#document")); |
| 3126 | case XML_DOCUMENT_FRAG_NODE: |
| 3127 | return(xmlStrdup(BAD_CAST "#document-fragment")); |
| 3128 | case XML_NOTATION_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3129 | return(xmlStrdup(node->name)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3130 | case XML_DOCUMENT_TYPE_NODE: |
| 3131 | case XML_DTD_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3132 | return(xmlStrdup(node->name)); |
| 3133 | case XML_NAMESPACE_DECL: { |
| 3134 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3135 | |
| 3136 | ret = xmlStrdup(BAD_CAST "xmlns"); |
| 3137 | if (ns->prefix == NULL) |
| 3138 | return(ret); |
| 3139 | ret = xmlStrcat(ret, BAD_CAST ":"); |
| 3140 | ret = xmlStrcat(ret, ns->prefix); |
| 3141 | return(ret); |
| 3142 | } |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3143 | |
| 3144 | case XML_ELEMENT_DECL: |
| 3145 | case XML_ATTRIBUTE_DECL: |
| 3146 | case XML_ENTITY_DECL: |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3147 | case XML_XINCLUDE_START: |
| 3148 | case XML_XINCLUDE_END: |
| 3149 | return(NULL); |
| 3150 | } |
| 3151 | return(NULL); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3152 | } |
| 3153 | |
| 3154 | /** |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3155 | * xmlTextReaderConstName: |
| 3156 | * @reader: the xmlTextReaderPtr used |
| 3157 | * |
| 3158 | * The qualified name of the node, equal to Prefix :LocalName. |
| 3159 | * |
| 3160 | * Returns the local name or NULL if not available, the string is |
| 3161 | * deallocated with the reader. |
| 3162 | */ |
| 3163 | const xmlChar * |
| 3164 | xmlTextReaderConstName(xmlTextReaderPtr reader) { |
| 3165 | xmlNodePtr node; |
| 3166 | |
| 3167 | if ((reader == NULL) || (reader->node == NULL)) |
| 3168 | return(NULL); |
| 3169 | if (reader->curnode != NULL) |
| 3170 | node = reader->curnode; |
| 3171 | else |
| 3172 | node = reader->node; |
| 3173 | switch (node->type) { |
| 3174 | case XML_ELEMENT_NODE: |
| 3175 | case XML_ATTRIBUTE_NODE: |
| 3176 | if ((node->ns == NULL) || |
| 3177 | (node->ns->prefix == NULL)) |
| 3178 | return(node->name); |
| 3179 | return(CONSTQSTR(node->ns->prefix, node->name)); |
| 3180 | case XML_TEXT_NODE: |
| 3181 | return(CONSTSTR(BAD_CAST "#text")); |
| 3182 | case XML_CDATA_SECTION_NODE: |
| 3183 | return(CONSTSTR(BAD_CAST "#cdata-section")); |
| 3184 | case XML_ENTITY_NODE: |
| 3185 | case XML_ENTITY_REF_NODE: |
| 3186 | return(CONSTSTR(node->name)); |
| 3187 | case XML_PI_NODE: |
| 3188 | return(CONSTSTR(node->name)); |
| 3189 | case XML_COMMENT_NODE: |
| 3190 | return(CONSTSTR(BAD_CAST "#comment")); |
| 3191 | case XML_DOCUMENT_NODE: |
| 3192 | case XML_HTML_DOCUMENT_NODE: |
| 3193 | #ifdef LIBXML_DOCB_ENABLED |
| 3194 | case XML_DOCB_DOCUMENT_NODE: |
| 3195 | #endif |
| 3196 | return(CONSTSTR(BAD_CAST "#document")); |
| 3197 | case XML_DOCUMENT_FRAG_NODE: |
| 3198 | return(CONSTSTR(BAD_CAST "#document-fragment")); |
| 3199 | case XML_NOTATION_NODE: |
| 3200 | return(CONSTSTR(node->name)); |
| 3201 | case XML_DOCUMENT_TYPE_NODE: |
| 3202 | case XML_DTD_NODE: |
| 3203 | return(CONSTSTR(node->name)); |
| 3204 | case XML_NAMESPACE_DECL: { |
| 3205 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3206 | |
| 3207 | if (ns->prefix == NULL) |
| 3208 | return(CONSTSTR(BAD_CAST "xmlns")); |
| 3209 | return(CONSTQSTR(BAD_CAST "xmlns", ns->prefix)); |
| 3210 | } |
| 3211 | |
| 3212 | case XML_ELEMENT_DECL: |
| 3213 | case XML_ATTRIBUTE_DECL: |
| 3214 | case XML_ENTITY_DECL: |
| 3215 | case XML_XINCLUDE_START: |
| 3216 | case XML_XINCLUDE_END: |
| 3217 | return(NULL); |
| 3218 | } |
| 3219 | return(NULL); |
| 3220 | } |
| 3221 | |
| 3222 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3223 | * xmlTextReaderPrefix: |
| 3224 | * @reader: the xmlTextReaderPtr used |
| 3225 | * |
| 3226 | * A shorthand reference to the namespace associated with the node. |
| 3227 | * |
| 3228 | * Returns the prefix or NULL if not available |
| 3229 | */ |
| 3230 | xmlChar * |
| 3231 | xmlTextReaderPrefix(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3232 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3233 | if ((reader == NULL) || (reader->node == NULL)) |
| 3234 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3235 | if (reader->curnode != NULL) |
| 3236 | node = reader->curnode; |
| 3237 | else |
| 3238 | node = reader->node; |
| 3239 | if (node->type == XML_NAMESPACE_DECL) { |
| 3240 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3241 | if (ns->prefix == NULL) |
| 3242 | return(NULL); |
| 3243 | return(xmlStrdup(BAD_CAST "xmlns")); |
| 3244 | } |
| 3245 | if ((node->type != XML_ELEMENT_NODE) && |
| 3246 | (node->type != XML_ATTRIBUTE_NODE)) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3247 | return(NULL); |
Daniel Veillard | 952379b | 2003-03-17 15:37:12 +0000 | [diff] [blame] | 3248 | if ((node->ns != NULL) && (node->ns->prefix != NULL)) |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3249 | return(xmlStrdup(node->ns->prefix)); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3250 | return(NULL); |
| 3251 | } |
| 3252 | |
| 3253 | /** |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3254 | * xmlTextReaderConstPrefix: |
| 3255 | * @reader: the xmlTextReaderPtr used |
| 3256 | * |
| 3257 | * A shorthand reference to the namespace associated with the node. |
| 3258 | * |
| 3259 | * Returns the prefix or NULL if not available, the string is deallocated |
| 3260 | * with the reader. |
| 3261 | */ |
| 3262 | const xmlChar * |
| 3263 | xmlTextReaderConstPrefix(xmlTextReaderPtr reader) { |
| 3264 | xmlNodePtr node; |
| 3265 | if ((reader == NULL) || (reader->node == NULL)) |
| 3266 | return(NULL); |
| 3267 | if (reader->curnode != NULL) |
| 3268 | node = reader->curnode; |
| 3269 | else |
| 3270 | node = reader->node; |
| 3271 | if (node->type == XML_NAMESPACE_DECL) { |
| 3272 | xmlNsPtr ns = (xmlNsPtr) node; |
| 3273 | if (ns->prefix == NULL) |
| 3274 | return(NULL); |
| 3275 | return(CONSTSTR(BAD_CAST "xmlns")); |
| 3276 | } |
| 3277 | if ((node->type != XML_ELEMENT_NODE) && |
| 3278 | (node->type != XML_ATTRIBUTE_NODE)) |
| 3279 | return(NULL); |
| 3280 | if ((node->ns != NULL) && (node->ns->prefix != NULL)) |
| 3281 | return(CONSTSTR(node->ns->prefix)); |
| 3282 | return(NULL); |
| 3283 | } |
| 3284 | |
| 3285 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3286 | * xmlTextReaderNamespaceUri: |
| 3287 | * @reader: the xmlTextReaderPtr used |
| 3288 | * |
| 3289 | * The URI defining the namespace associated with the node. |
| 3290 | * |
| 3291 | * Returns the namespace URI or NULL if not available |
| 3292 | */ |
| 3293 | xmlChar * |
| 3294 | xmlTextReaderNamespaceUri(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3295 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3296 | if ((reader == NULL) || (reader->node == NULL)) |
| 3297 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3298 | if (reader->curnode != NULL) |
| 3299 | node = reader->curnode; |
| 3300 | else |
| 3301 | node = reader->node; |
Daniel Veillard | ecaba49 | 2002-12-30 10:55:29 +0000 | [diff] [blame] | 3302 | if (node->type == XML_NAMESPACE_DECL) |
| 3303 | return(xmlStrdup(BAD_CAST "http://www.w3.org/2000/xmlns/")); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3304 | if ((node->type != XML_ELEMENT_NODE) && |
| 3305 | (node->type != XML_ATTRIBUTE_NODE)) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3306 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3307 | if (node->ns != NULL) |
| 3308 | return(xmlStrdup(node->ns->href)); |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3309 | return(NULL); |
| 3310 | } |
| 3311 | |
| 3312 | /** |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3313 | * xmlTextReaderConstNamespaceUri: |
| 3314 | * @reader: the xmlTextReaderPtr used |
| 3315 | * |
| 3316 | * The URI defining the namespace associated with the node. |
| 3317 | * |
| 3318 | * Returns the namespace URI or NULL if not available, the string |
| 3319 | * will be deallocated with the reader |
| 3320 | */ |
| 3321 | const xmlChar * |
| 3322 | xmlTextReaderConstNamespaceUri(xmlTextReaderPtr reader) { |
| 3323 | xmlNodePtr node; |
| 3324 | if ((reader == NULL) || (reader->node == NULL)) |
| 3325 | return(NULL); |
| 3326 | if (reader->curnode != NULL) |
| 3327 | node = reader->curnode; |
| 3328 | else |
| 3329 | node = reader->node; |
| 3330 | if (node->type == XML_NAMESPACE_DECL) |
| 3331 | return(CONSTSTR(BAD_CAST "http://www.w3.org/2000/xmlns/")); |
| 3332 | if ((node->type != XML_ELEMENT_NODE) && |
| 3333 | (node->type != XML_ATTRIBUTE_NODE)) |
| 3334 | return(NULL); |
| 3335 | if (node->ns != NULL) |
| 3336 | return(CONSTSTR(node->ns->href)); |
| 3337 | return(NULL); |
| 3338 | } |
| 3339 | |
| 3340 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3341 | * xmlTextReaderBaseUri: |
| 3342 | * @reader: the xmlTextReaderPtr used |
| 3343 | * |
| 3344 | * The base URI of the node. |
| 3345 | * |
| 3346 | * Returns the base URI or NULL if not available |
| 3347 | */ |
| 3348 | xmlChar * |
| 3349 | xmlTextReaderBaseUri(xmlTextReaderPtr reader) { |
| 3350 | if ((reader == NULL) || (reader->node == NULL)) |
| 3351 | return(NULL); |
| 3352 | return(xmlNodeGetBase(NULL, reader->node)); |
| 3353 | } |
| 3354 | |
| 3355 | /** |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3356 | * xmlTextReaderConstBaseUri: |
| 3357 | * @reader: the xmlTextReaderPtr used |
| 3358 | * |
| 3359 | * The base URI of the node. |
| 3360 | * |
| 3361 | * Returns the base URI or NULL if not available, the string |
| 3362 | * will be deallocated with the reader |
| 3363 | */ |
| 3364 | const xmlChar * |
| 3365 | xmlTextReaderConstBaseUri(xmlTextReaderPtr reader) { |
| 3366 | xmlChar *tmp; |
| 3367 | const xmlChar *ret; |
| 3368 | |
| 3369 | if ((reader == NULL) || (reader->node == NULL)) |
| 3370 | return(NULL); |
| 3371 | tmp = xmlNodeGetBase(NULL, reader->node); |
| 3372 | if (tmp == NULL) |
| 3373 | return(NULL); |
| 3374 | ret = CONSTSTR(tmp); |
| 3375 | xmlFree(tmp); |
| 3376 | return(ret); |
| 3377 | } |
| 3378 | |
| 3379 | /** |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3380 | * xmlTextReaderDepth: |
| 3381 | * @reader: the xmlTextReaderPtr used |
| 3382 | * |
| 3383 | * The depth of the node in the tree. |
| 3384 | * |
| 3385 | * Returns the depth or -1 in case of error |
| 3386 | */ |
| 3387 | int |
| 3388 | xmlTextReaderDepth(xmlTextReaderPtr reader) { |
| 3389 | if (reader == NULL) |
| 3390 | return(-1); |
| 3391 | if (reader->node == NULL) |
| 3392 | return(0); |
| 3393 | |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 3394 | if (reader->curnode != NULL) { |
| 3395 | if ((reader->curnode->type == XML_ATTRIBUTE_NODE) || |
| 3396 | (reader->curnode->type == XML_NAMESPACE_DECL)) |
| 3397 | return(reader->depth + 1); |
| 3398 | return(reader->depth + 2); |
| 3399 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3400 | return(reader->depth); |
| 3401 | } |
| 3402 | |
| 3403 | /** |
| 3404 | * xmlTextReaderHasAttributes: |
| 3405 | * @reader: the xmlTextReaderPtr used |
| 3406 | * |
| 3407 | * Whether the node has attributes. |
| 3408 | * |
| 3409 | * Returns 1 if true, 0 if false, and -1 in case or error |
| 3410 | */ |
| 3411 | int |
| 3412 | xmlTextReaderHasAttributes(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3413 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3414 | if (reader == NULL) |
| 3415 | return(-1); |
| 3416 | if (reader->node == NULL) |
| 3417 | return(0); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3418 | if (reader->curnode != NULL) |
| 3419 | node = reader->curnode; |
| 3420 | else |
| 3421 | node = reader->node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3422 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3423 | if ((node->type == XML_ELEMENT_NODE) && |
Daniel Veillard | 6bb3e86 | 2004-11-24 12:39:00 +0000 | [diff] [blame] | 3424 | ((node->properties != NULL) || (node->nsDef != NULL))) |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3425 | return(1); |
| 3426 | /* TODO: handle the xmlDecl */ |
| 3427 | return(0); |
| 3428 | } |
| 3429 | |
| 3430 | /** |
| 3431 | * xmlTextReaderHasValue: |
| 3432 | * @reader: the xmlTextReaderPtr used |
| 3433 | * |
| 3434 | * Whether the node can have a text value. |
| 3435 | * |
| 3436 | * Returns 1 if true, 0 if false, and -1 in case or error |
| 3437 | */ |
| 3438 | int |
| 3439 | xmlTextReaderHasValue(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3440 | xmlNodePtr node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3441 | if (reader == NULL) |
| 3442 | return(-1); |
| 3443 | if (reader->node == NULL) |
| 3444 | return(0); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3445 | if (reader->curnode != NULL) |
| 3446 | node = reader->curnode; |
| 3447 | else |
| 3448 | node = reader->node; |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3449 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3450 | switch (node->type) { |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3451 | case XML_ATTRIBUTE_NODE: |
| 3452 | case XML_TEXT_NODE: |
| 3453 | case XML_CDATA_SECTION_NODE: |
| 3454 | case XML_PI_NODE: |
| 3455 | case XML_COMMENT_NODE: |
Daniel Veillard | 9e07710 | 2003-04-10 13:36:54 +0000 | [diff] [blame] | 3456 | case XML_NAMESPACE_DECL: |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3457 | return(1); |
| 3458 | default: |
Daniel Veillard | 2cfd9df | 2003-03-22 22:39:16 +0000 | [diff] [blame] | 3459 | break; |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3460 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3461 | return(0); |
| 3462 | } |
| 3463 | |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3464 | /** |
| 3465 | * xmlTextReaderValue: |
| 3466 | * @reader: the xmlTextReaderPtr used |
| 3467 | * |
| 3468 | * Provides the text value of the node if present |
| 3469 | * |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 3470 | * Returns the string or NULL if not available. The result must be deallocated |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3471 | * with xmlFree() |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3472 | */ |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3473 | xmlChar * |
| 3474 | xmlTextReaderValue(xmlTextReaderPtr reader) { |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3475 | xmlNodePtr node; |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3476 | if (reader == NULL) |
| 3477 | return(NULL); |
| 3478 | if (reader->node == NULL) |
| 3479 | return(NULL); |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3480 | if (reader->curnode != NULL) |
| 3481 | node = reader->curnode; |
| 3482 | else |
| 3483 | node = reader->node; |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3484 | |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3485 | switch (node->type) { |
| 3486 | case XML_NAMESPACE_DECL: |
| 3487 | return(xmlStrdup(((xmlNsPtr) node)->href)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3488 | case XML_ATTRIBUTE_NODE:{ |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3489 | xmlAttrPtr attr = (xmlAttrPtr) node; |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3490 | |
| 3491 | if (attr->parent != NULL) |
| 3492 | return (xmlNodeListGetString |
| 3493 | (attr->parent->doc, attr->children, 1)); |
| 3494 | else |
| 3495 | return (xmlNodeListGetString(NULL, attr->children, 1)); |
| 3496 | break; |
| 3497 | } |
| 3498 | case XML_TEXT_NODE: |
| 3499 | case XML_CDATA_SECTION_NODE: |
| 3500 | case XML_PI_NODE: |
| 3501 | case XML_COMMENT_NODE: |
Daniel Veillard | da46d2d | 2002-12-15 23:36:49 +0000 | [diff] [blame] | 3502 | if (node->content != NULL) |
| 3503 | return (xmlStrdup(node->content)); |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3504 | default: |
Daniel Veillard | 2cfd9df | 2003-03-22 22:39:16 +0000 | [diff] [blame] | 3505 | break; |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3506 | } |
| 3507 | return(NULL); |
| 3508 | } |
| 3509 | |
| 3510 | /** |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 3511 | * xmlTextReaderConstValue: |
| 3512 | * @reader: the xmlTextReaderPtr used |
| 3513 | * |
| 3514 | * Provides the text value of the node if present |
| 3515 | * |
| 3516 | * Returns the string or NULL if not available. The result will be |
| 3517 | * deallocated on the next Read() operation. |
| 3518 | */ |
| 3519 | const xmlChar * |
| 3520 | xmlTextReaderConstValue(xmlTextReaderPtr reader) { |
| 3521 | xmlNodePtr node; |
| 3522 | if (reader == NULL) |
| 3523 | return(NULL); |
| 3524 | if (reader->node == NULL) |
| 3525 | return(NULL); |
| 3526 | if (reader->curnode != NULL) |
| 3527 | node = reader->curnode; |
| 3528 | else |
| 3529 | node = reader->node; |
| 3530 | |
| 3531 | switch (node->type) { |
| 3532 | case XML_NAMESPACE_DECL: |
| 3533 | return(((xmlNsPtr) node)->href); |
| 3534 | case XML_ATTRIBUTE_NODE:{ |
| 3535 | xmlAttrPtr attr = (xmlAttrPtr) node; |
| 3536 | |
| 3537 | if ((attr->children != NULL) && |
| 3538 | (attr->children->type == XML_TEXT_NODE) && |
| 3539 | (attr->children->next == NULL)) |
| 3540 | return(attr->children->content); |
| 3541 | else { |
Daniel Veillard | 8165a6b | 2004-07-01 11:20:33 +0000 | [diff] [blame] | 3542 | if (reader->buffer == NULL) |
| 3543 | reader->buffer = xmlBufferCreateSize(100); |
| 3544 | if (reader->buffer == NULL) { |
| 3545 | xmlGenericError(xmlGenericErrorContext, |
| 3546 | "xmlTextReaderSetup : malloc failed\n"); |
| 3547 | return (NULL); |
| 3548 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 3549 | reader->buffer->use = 0; |
| 3550 | xmlNodeBufGetContent(reader->buffer, node); |
| 3551 | return(reader->buffer->content); |
| 3552 | } |
| 3553 | break; |
| 3554 | } |
| 3555 | case XML_TEXT_NODE: |
| 3556 | case XML_CDATA_SECTION_NODE: |
| 3557 | case XML_PI_NODE: |
| 3558 | case XML_COMMENT_NODE: |
| 3559 | return(node->content); |
| 3560 | default: |
| 3561 | break; |
| 3562 | } |
| 3563 | return(NULL); |
| 3564 | } |
| 3565 | |
| 3566 | /** |
Daniel Veillard | 9b4bb4d | 2002-12-11 19:28:47 +0000 | [diff] [blame] | 3567 | * xmlTextReaderIsDefault: |
| 3568 | * @reader: the xmlTextReaderPtr used |
| 3569 | * |
| 3570 | * Whether an Attribute node was generated from the default value |
| 3571 | * defined in the DTD or schema. |
| 3572 | * |
| 3573 | * Returns 0 if not defaulted, 1 if defaulted, and -1 in case of error |
| 3574 | */ |
| 3575 | int |
| 3576 | xmlTextReaderIsDefault(xmlTextReaderPtr reader) { |
| 3577 | if (reader == NULL) |
| 3578 | return(-1); |
| 3579 | return(0); |
| 3580 | } |
| 3581 | |
| 3582 | /** |
| 3583 | * xmlTextReaderQuoteChar: |
| 3584 | * @reader: the xmlTextReaderPtr used |
| 3585 | * |
| 3586 | * The quotation mark character used to enclose the value of an attribute. |
| 3587 | * |
| 3588 | * Returns " or ' and -1 in case of error |
| 3589 | */ |
| 3590 | int |
| 3591 | xmlTextReaderQuoteChar(xmlTextReaderPtr reader) { |
| 3592 | if (reader == NULL) |
| 3593 | return(-1); |
| 3594 | /* TODO maybe lookup the attribute value for " first */ |
| 3595 | return((int) '"'); |
| 3596 | } |
Daniel Veillard | e1ca503 | 2002-12-09 14:13:43 +0000 | [diff] [blame] | 3597 | |
| 3598 | /** |
| 3599 | * xmlTextReaderXmlLang: |
| 3600 | * @reader: the xmlTextReaderPtr used |
| 3601 | * |
| 3602 | * The xml:lang scope within which the node resides. |
| 3603 | * |
| 3604 | * Returns the xml:lang value or NULL if none exists. |
| 3605 | */ |
| 3606 | xmlChar * |
| 3607 | xmlTextReaderXmlLang(xmlTextReaderPtr reader) { |
| 3608 | if (reader == NULL) |
| 3609 | return(NULL); |
| 3610 | if (reader->node == NULL) |
| 3611 | return(NULL); |
| 3612 | return(xmlNodeGetLang(reader->node)); |
| 3613 | } |
| 3614 | |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 3615 | /** |
Daniel Veillard | 7a02cfe | 2003-09-25 12:18:34 +0000 | [diff] [blame] | 3616 | * xmlTextReaderConstXmlLang: |
Daniel Veillard | e72c508 | 2003-09-19 12:44:05 +0000 | [diff] [blame] | 3617 | * @reader: the xmlTextReaderPtr used |
| 3618 | * |
| 3619 | * The xml:lang scope within which the node resides. |
| 3620 | * |
| 3621 | * Returns the xml:lang value or NULL if none exists. |
| 3622 | */ |
| 3623 | const xmlChar * |
| 3624 | xmlTextReaderConstXmlLang(xmlTextReaderPtr reader) { |
| 3625 | xmlChar *tmp; |
| 3626 | const xmlChar *ret; |
| 3627 | |
| 3628 | if (reader == NULL) |
| 3629 | return(NULL); |
| 3630 | if (reader->node == NULL) |
| 3631 | return(NULL); |
| 3632 | tmp = xmlNodeGetLang(reader->node); |
| 3633 | if (tmp == NULL) |
| 3634 | return(NULL); |
| 3635 | ret = CONSTSTR(tmp); |
| 3636 | xmlFree(tmp); |
| 3637 | return(ret); |
| 3638 | } |
| 3639 | |
| 3640 | /** |
Daniel Veillard | f85ce8e | 2003-09-22 10:24:45 +0000 | [diff] [blame] | 3641 | * xmlTextReaderConstString: |
| 3642 | * @reader: the xmlTextReaderPtr used |
| 3643 | * @str: the string to intern. |
| 3644 | * |
| 3645 | * Get an interned string from the reader, allows for example to |
| 3646 | * speedup string name comparisons |
| 3647 | * |
| 3648 | * Returns an interned copy of the string or NULL in case of error. The |
| 3649 | * string will be deallocated with the reader. |
| 3650 | */ |
| 3651 | const xmlChar * |
| 3652 | xmlTextReaderConstString(xmlTextReaderPtr reader, const xmlChar *str) { |
| 3653 | if (reader == NULL) |
| 3654 | return(NULL); |
| 3655 | return(CONSTSTR(str)); |
| 3656 | } |
| 3657 | |
| 3658 | /** |
Daniel Veillard | 67df809 | 2002-12-16 22:04:11 +0000 | [diff] [blame] | 3659 | * xmlTextReaderNormalization: |
| 3660 | * @reader: the xmlTextReaderPtr used |
| 3661 | * |
| 3662 | * The value indicating whether to normalize white space and attribute values. |
| 3663 | * Since attribute value and end of line normalizations are a MUST in the XML |
| 3664 | * specification only the value true is accepted. The broken bahaviour of |
| 3665 | * accepting out of range character entities like � is of course not |
| 3666 | * supported either. |
| 3667 | * |
| 3668 | * Returns 1 or -1 in case of error. |
| 3669 | */ |
| 3670 | int |
| 3671 | xmlTextReaderNormalization(xmlTextReaderPtr reader) { |
| 3672 | if (reader == NULL) |
| 3673 | return(-1); |
| 3674 | return(1); |
| 3675 | } |
| 3676 | |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 3677 | /************************************************************************ |
| 3678 | * * |
| 3679 | * Extensions to the base APIs * |
| 3680 | * * |
| 3681 | ************************************************************************/ |
| 3682 | |
| 3683 | /** |
| 3684 | * xmlTextReaderSetParserProp: |
| 3685 | * @reader: the xmlTextReaderPtr used |
| 3686 | * @prop: the xmlParserProperties to set |
| 3687 | * @value: usually 0 or 1 to (de)activate it |
| 3688 | * |
| 3689 | * Change the parser processing behaviour by changing some of its internal |
| 3690 | * properties. Note that some properties can only be changed before any |
| 3691 | * read has been done. |
| 3692 | * |
| 3693 | * Returns 0 if the call was successful, or -1 in case of error |
| 3694 | */ |
| 3695 | int |
| 3696 | xmlTextReaderSetParserProp(xmlTextReaderPtr reader, int prop, int value) { |
| 3697 | xmlParserProperties p = (xmlParserProperties) prop; |
| 3698 | xmlParserCtxtPtr ctxt; |
| 3699 | |
| 3700 | if ((reader == NULL) || (reader->ctxt == NULL)) |
| 3701 | return(-1); |
| 3702 | ctxt = reader->ctxt; |
| 3703 | |
| 3704 | switch (p) { |
| 3705 | case XML_PARSER_LOADDTD: |
| 3706 | if (value != 0) { |
| 3707 | if (ctxt->loadsubset == 0) { |
| 3708 | if (reader->mode != XML_TEXTREADER_MODE_INITIAL) |
| 3709 | return(-1); |
| 3710 | ctxt->loadsubset = XML_DETECT_IDS; |
| 3711 | } |
| 3712 | } else { |
| 3713 | ctxt->loadsubset = 0; |
| 3714 | } |
| 3715 | return(0); |
| 3716 | case XML_PARSER_DEFAULTATTRS: |
| 3717 | if (value != 0) { |
| 3718 | ctxt->loadsubset |= XML_COMPLETE_ATTRS; |
| 3719 | } else { |
| 3720 | if (ctxt->loadsubset & XML_COMPLETE_ATTRS) |
| 3721 | ctxt->loadsubset -= XML_COMPLETE_ATTRS; |
| 3722 | } |
| 3723 | return(0); |
| 3724 | case XML_PARSER_VALIDATE: |
| 3725 | if (value != 0) { |
| 3726 | ctxt->validate = 1; |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 3727 | reader->validate = XML_TEXTREADER_VALIDATE_DTD; |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 3728 | } else { |
| 3729 | ctxt->validate = 0; |
| 3730 | } |
| 3731 | return(0); |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3732 | case XML_PARSER_SUBST_ENTITIES: |
| 3733 | if (value != 0) { |
| 3734 | ctxt->replaceEntities = 1; |
| 3735 | } else { |
| 3736 | ctxt->replaceEntities = 0; |
| 3737 | } |
| 3738 | return(0); |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 3739 | } |
| 3740 | return(-1); |
| 3741 | } |
| 3742 | |
| 3743 | /** |
| 3744 | * xmlTextReaderGetParserProp: |
| 3745 | * @reader: the xmlTextReaderPtr used |
| 3746 | * @prop: the xmlParserProperties to get |
| 3747 | * |
| 3748 | * Read the parser internal property. |
| 3749 | * |
| 3750 | * Returns the value, usually 0 or 1, or -1 in case of error. |
| 3751 | */ |
| 3752 | int |
| 3753 | xmlTextReaderGetParserProp(xmlTextReaderPtr reader, int prop) { |
| 3754 | xmlParserProperties p = (xmlParserProperties) prop; |
| 3755 | xmlParserCtxtPtr ctxt; |
| 3756 | |
| 3757 | if ((reader == NULL) || (reader->ctxt == NULL)) |
| 3758 | return(-1); |
| 3759 | ctxt = reader->ctxt; |
| 3760 | |
| 3761 | switch (p) { |
| 3762 | case XML_PARSER_LOADDTD: |
| 3763 | if ((ctxt->loadsubset != 0) || (ctxt->validate != 0)) |
| 3764 | return(1); |
| 3765 | return(0); |
| 3766 | case XML_PARSER_DEFAULTATTRS: |
| 3767 | if (ctxt->loadsubset & XML_COMPLETE_ATTRS) |
| 3768 | return(1); |
| 3769 | return(0); |
| 3770 | case XML_PARSER_VALIDATE: |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 3771 | return(reader->validate); |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3772 | case XML_PARSER_SUBST_ENTITIES: |
| 3773 | return(ctxt->replaceEntities); |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 3774 | } |
| 3775 | return(-1); |
| 3776 | } |
| 3777 | |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3778 | |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3779 | /** |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3780 | * xmlTextReaderGetParserLineNumber: |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3781 | * @reader: the user data (XML reader context) |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3782 | * |
| 3783 | * Provide the line number of the current parsing point. |
| 3784 | * |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3785 | * Returns an int or 0 if not available |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3786 | */ |
| 3787 | int |
| 3788 | xmlTextReaderGetParserLineNumber(xmlTextReaderPtr reader) |
| 3789 | { |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3790 | if ((reader == NULL) || (reader->ctxt == NULL) || |
| 3791 | (reader->ctxt->input == NULL)) { |
| 3792 | return (0); |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3793 | } |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3794 | return (reader->ctxt->input->line); |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3795 | } |
| 3796 | |
| 3797 | /** |
| 3798 | * xmlTextReaderGetParserColumnNumber: |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3799 | * @reader: the user data (XML reader context) |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3800 | * |
| 3801 | * Provide the column number of the current parsing point. |
| 3802 | * |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3803 | * Returns an int or 0 if not available |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3804 | */ |
| 3805 | int |
| 3806 | xmlTextReaderGetParserColumnNumber(xmlTextReaderPtr reader) |
| 3807 | { |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3808 | if ((reader == NULL) || (reader->ctxt == NULL) || |
| 3809 | (reader->ctxt->input == NULL)) { |
| 3810 | return (0); |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3811 | } |
Daniel Veillard | f6b71bd | 2005-01-04 17:50:14 +0000 | [diff] [blame] | 3812 | return (reader->ctxt->input->col); |
Aleksey Sanin | d671e28 | 2005-01-03 21:58:59 +0000 | [diff] [blame] | 3813 | } |
| 3814 | |
| 3815 | /** |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3816 | * xmlTextReaderCurrentNode: |
| 3817 | * @reader: the xmlTextReaderPtr used |
| 3818 | * |
| 3819 | * Hacking interface allowing to get the xmlNodePtr correponding to the |
| 3820 | * current node being accessed by the xmlTextReader. This is dangerous |
| 3821 | * because the underlying node may be destroyed on the next Reads. |
| 3822 | * |
| 3823 | * Returns the xmlNodePtr or NULL in case of error. |
| 3824 | */ |
| 3825 | xmlNodePtr |
| 3826 | xmlTextReaderCurrentNode(xmlTextReaderPtr reader) { |
| 3827 | if (reader == NULL) |
| 3828 | return(NULL); |
| 3829 | |
| 3830 | if (reader->curnode != NULL) |
| 3831 | return(reader->curnode); |
| 3832 | return(reader->node); |
| 3833 | } |
| 3834 | |
| 3835 | /** |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3836 | * xmlTextReaderPreserve: |
| 3837 | * @reader: the xmlTextReaderPtr used |
| 3838 | * |
Daniel Veillard | 4a14fb8 | 2004-06-14 19:58:20 +0000 | [diff] [blame] | 3839 | * This tells the XML Reader to preserve the current node. |
| 3840 | * The caller must also use xmlTextReaderCurrentDoc() to |
| 3841 | * keep an handle on the resulting document once parsing has finished |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3842 | * |
| 3843 | * Returns the xmlNodePtr or NULL in case of error. |
| 3844 | */ |
| 3845 | xmlNodePtr |
| 3846 | xmlTextReaderPreserve(xmlTextReaderPtr reader) { |
| 3847 | xmlNodePtr cur, parent; |
| 3848 | |
| 3849 | if (reader == NULL) |
| 3850 | return(NULL); |
| 3851 | |
| 3852 | if (reader->curnode != NULL) |
| 3853 | cur = reader->curnode; |
| 3854 | else |
| 3855 | cur = reader->node; |
| 3856 | if (cur == NULL) |
| 3857 | return(NULL); |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3858 | |
Daniel Veillard | 4a14fb8 | 2004-06-14 19:58:20 +0000 | [diff] [blame] | 3859 | if ((cur->type != XML_DOCUMENT_NODE) && (cur->type != XML_DTD_NODE)) { |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3860 | cur->extra |= NODE_IS_PRESERVED; |
| 3861 | cur->extra |= NODE_IS_SPRESERVED; |
| 3862 | } |
| 3863 | reader->preserves++; |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3864 | |
| 3865 | parent = cur->parent;; |
| 3866 | while (parent != NULL) { |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3867 | if (parent->type == XML_ELEMENT_NODE) |
| 3868 | parent->extra |= NODE_IS_PRESERVED; |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3869 | parent = parent->parent; |
| 3870 | } |
| 3871 | return(cur); |
| 3872 | } |
| 3873 | |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3874 | #ifdef LIBXML_PATTERN_ENABLED |
| 3875 | /** |
| 3876 | * xmlTextReaderPreservePattern: |
| 3877 | * @reader: the xmlTextReaderPtr used |
| 3878 | * @pattern: an XPath subset pattern |
Daniel Veillard | ffa7b7e | 2003-12-05 16:10:21 +0000 | [diff] [blame] | 3879 | * @namespaces: the prefix definitions, array of [URI, prefix] or NULL |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3880 | * |
| 3881 | * This tells the XML Reader to preserve all nodes matched by the |
| 3882 | * pattern. The caller must also use xmlTextReaderCurrentDoc() to |
| 3883 | * keep an handle on the resulting document once parsing has finished |
| 3884 | * |
| 3885 | * Returns a positive number in case of success and -1 in case of error |
| 3886 | */ |
| 3887 | int |
Daniel Veillard | ffa7b7e | 2003-12-05 16:10:21 +0000 | [diff] [blame] | 3888 | xmlTextReaderPreservePattern(xmlTextReaderPtr reader, const xmlChar *pattern, |
| 3889 | const xmlChar **namespaces) |
| 3890 | { |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3891 | xmlPatternPtr comp; |
| 3892 | |
| 3893 | if ((reader == NULL) || (pattern == NULL)) |
| 3894 | return(-1); |
| 3895 | |
Daniel Veillard | ffa7b7e | 2003-12-05 16:10:21 +0000 | [diff] [blame] | 3896 | comp = xmlPatterncompile(pattern, reader->dict, 0, namespaces); |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 3897 | if (comp == NULL) |
| 3898 | return(-1); |
| 3899 | |
| 3900 | if (reader->patternMax <= 0) { |
| 3901 | reader->patternMax = 4; |
| 3902 | reader->patternTab = (xmlPatternPtr *) xmlMalloc(reader->patternMax * |
| 3903 | sizeof(reader->patternTab[0])); |
| 3904 | if (reader->patternTab == NULL) { |
| 3905 | xmlGenericError(xmlGenericErrorContext, "xmlMalloc failed !\n"); |
| 3906 | return (-1); |
| 3907 | } |
| 3908 | } |
| 3909 | if (reader->patternNr >= reader->patternMax) { |
| 3910 | xmlPatternPtr *tmp; |
| 3911 | reader->patternMax *= 2; |
| 3912 | tmp = (xmlPatternPtr *) xmlRealloc(reader->patternTab, |
| 3913 | reader->patternMax * |
| 3914 | sizeof(reader->patternTab[0])); |
| 3915 | if (tmp == NULL) { |
| 3916 | xmlGenericError(xmlGenericErrorContext, "xmlRealloc failed !\n"); |
| 3917 | reader->patternMax /= 2; |
| 3918 | return (-1); |
| 3919 | } |
| 3920 | reader->patternTab = tmp; |
| 3921 | } |
| 3922 | reader->patternTab[reader->patternNr] = comp; |
| 3923 | return(reader->patternNr++); |
| 3924 | } |
| 3925 | #endif |
| 3926 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3927 | /** |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3928 | * xmlTextReaderCurrentDoc: |
| 3929 | * @reader: the xmlTextReaderPtr used |
| 3930 | * |
| 3931 | * Hacking interface allowing to get the xmlDocPtr correponding to the |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3932 | * current document being accessed by the xmlTextReader. |
| 3933 | * NOTE: as a result of this call, the reader will not destroy the |
| 3934 | * associated XML document and calling xmlFreeDoc() on the result |
| 3935 | * is needed once the reader parsing has finished. |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3936 | * |
| 3937 | * Returns the xmlDocPtr or NULL in case of error. |
| 3938 | */ |
| 3939 | xmlDocPtr |
| 3940 | xmlTextReaderCurrentDoc(xmlTextReaderPtr reader) { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 3941 | if (reader == NULL) |
| 3942 | return(NULL); |
| 3943 | if (reader->doc != NULL) |
| 3944 | return(reader->doc); |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3945 | if ((reader == NULL) || (reader->ctxt == NULL) || |
| 3946 | (reader->ctxt->myDoc == NULL)) |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3947 | return(NULL); |
| 3948 | |
Daniel Veillard | 9ee35f3 | 2003-09-28 00:19:54 +0000 | [diff] [blame] | 3949 | reader->preserve = 1; |
Daniel Veillard | e18fc18 | 2002-12-28 22:56:33 +0000 | [diff] [blame] | 3950 | return(reader->ctxt->myDoc); |
| 3951 | } |
| 3952 | |
Daniel Veillard | 37fc84d | 2003-05-09 19:38:15 +0000 | [diff] [blame] | 3953 | #ifdef LIBXML_SCHEMAS_ENABLED |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 3954 | |
| 3955 | static char * |
| 3956 | xmlTextReaderBuildMessage(const char *msg, va_list ap); |
| 3957 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 3958 | static void XMLCDECL |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 3959 | xmlTextReaderValidityError(void *ctxt, const char *msg, ...); |
| 3960 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 3961 | static void XMLCDECL |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 3962 | xmlTextReaderValidityWarning(void *ctxt, const char *msg, ...); |
| 3963 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 3964 | static void XMLCDECL xmlTextReaderValidityErrorRelay(void *ctx, const char *msg, ...) |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 3965 | { |
| 3966 | xmlTextReaderPtr reader = (xmlTextReaderPtr) ctx; |
| 3967 | char * str; |
| 3968 | va_list ap; |
| 3969 | |
| 3970 | va_start(ap,msg); |
| 3971 | str = xmlTextReaderBuildMessage(msg,ap); |
| 3972 | if (!reader->errorFunc) { |
| 3973 | xmlTextReaderValidityError(ctx, "%s", str); |
| 3974 | } else { |
| 3975 | reader->errorFunc(reader->errorFuncArg, str, XML_PARSER_SEVERITY_VALIDITY_ERROR, NULL /* locator */); |
| 3976 | } |
| 3977 | if (str != NULL) |
| 3978 | xmlFree(str); |
| 3979 | va_end(ap); |
| 3980 | } |
| 3981 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 3982 | static void XMLCDECL xmlTextReaderValidityWarningRelay(void *ctx, const char *msg, ...) |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 3983 | { |
| 3984 | xmlTextReaderPtr reader = (xmlTextReaderPtr) ctx; |
| 3985 | char * str; |
| 3986 | va_list ap; |
| 3987 | |
| 3988 | va_start(ap,msg); |
| 3989 | str = xmlTextReaderBuildMessage(msg,ap); |
| 3990 | if (!reader->errorFunc) { |
| 3991 | xmlTextReaderValidityWarning(ctx, "%s", str); |
| 3992 | } else { |
| 3993 | reader->errorFunc(reader->errorFuncArg, str, XML_PARSER_SEVERITY_VALIDITY_WARNING, NULL /* locator */); |
| 3994 | } |
| 3995 | if (str != NULL) |
| 3996 | xmlFree(str); |
| 3997 | va_end(ap); |
| 3998 | } |
| 3999 | |
| 4000 | static void |
| 4001 | xmlTextReaderStructuredError(void *ctxt, xmlErrorPtr error); |
| 4002 | |
| 4003 | static void xmlTextReaderValidityStructuredRelay(void * userData, xmlErrorPtr error) |
| 4004 | { |
| 4005 | xmlTextReaderPtr reader = (xmlTextReaderPtr) userData; |
| 4006 | |
| 4007 | if (reader->sErrorFunc) { |
| 4008 | reader->sErrorFunc(reader->errorFuncArg, error); |
| 4009 | } else { |
| 4010 | xmlTextReaderStructuredError(reader, error); |
| 4011 | } |
| 4012 | } |
| 4013 | |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4014 | /** |
Daniel Veillard | 33300b4 | 2003-04-17 09:09:19 +0000 | [diff] [blame] | 4015 | * xmlTextReaderRelaxNGSetSchema: |
| 4016 | * @reader: the xmlTextReaderPtr used |
| 4017 | * @schema: a precompiled RelaxNG schema |
| 4018 | * |
| 4019 | * Use RelaxNG to validate the document as it is processed. |
| 4020 | * Activation is only possible before the first Read(). |
| 4021 | * if @schema is NULL, then RelaxNG validation is desactivated. |
| 4022 | @ The @schema should not be freed until the reader is deallocated |
| 4023 | * or its use has been deactivated. |
| 4024 | * |
| 4025 | * Returns 0 in case the RelaxNG validation could be (des)activated and |
| 4026 | * -1 in case of error. |
| 4027 | */ |
| 4028 | int |
| 4029 | xmlTextReaderRelaxNGSetSchema(xmlTextReaderPtr reader, xmlRelaxNGPtr schema) { |
Daniel Veillard | ce682bc | 2004-11-05 17:22:25 +0000 | [diff] [blame] | 4030 | if (reader == NULL) |
| 4031 | return(-1); |
Daniel Veillard | 33300b4 | 2003-04-17 09:09:19 +0000 | [diff] [blame] | 4032 | if (schema == NULL) { |
| 4033 | if (reader->rngSchemas != NULL) { |
| 4034 | xmlRelaxNGFree(reader->rngSchemas); |
| 4035 | reader->rngSchemas = NULL; |
| 4036 | } |
| 4037 | if (reader->rngValidCtxt != NULL) { |
| 4038 | xmlRelaxNGFreeValidCtxt(reader->rngValidCtxt); |
| 4039 | reader->rngValidCtxt = NULL; |
| 4040 | } |
| 4041 | return(0); |
| 4042 | } |
| 4043 | if (reader->mode != XML_TEXTREADER_MODE_INITIAL) |
| 4044 | return(-1); |
| 4045 | if (reader->rngSchemas != NULL) { |
| 4046 | xmlRelaxNGFree(reader->rngSchemas); |
| 4047 | reader->rngSchemas = NULL; |
| 4048 | } |
| 4049 | if (reader->rngValidCtxt != NULL) { |
| 4050 | xmlRelaxNGFreeValidCtxt(reader->rngValidCtxt); |
| 4051 | reader->rngValidCtxt = NULL; |
| 4052 | } |
| 4053 | reader->rngValidCtxt = xmlRelaxNGNewValidCtxt(schema); |
| 4054 | if (reader->rngValidCtxt == NULL) |
| 4055 | return(-1); |
| 4056 | if (reader->errorFunc != NULL) { |
| 4057 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4058 | xmlTextReaderValidityErrorRelay, |
| 4059 | xmlTextReaderValidityWarningRelay, |
| 4060 | reader); |
| 4061 | } |
| 4062 | if (reader->sErrorFunc != NULL) { |
| 4063 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, |
| 4064 | xmlTextReaderValidityStructuredRelay, |
| 4065 | reader); |
Daniel Veillard | 33300b4 | 2003-04-17 09:09:19 +0000 | [diff] [blame] | 4066 | } |
| 4067 | reader->rngValidErrors = 0; |
| 4068 | reader->rngFullNode = NULL; |
| 4069 | reader->validate = XML_TEXTREADER_VALIDATE_RNG; |
| 4070 | return(0); |
| 4071 | } |
| 4072 | |
| 4073 | /** |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4074 | * xmlTextReaderSetSchema: |
| 4075 | * @reader: the xmlTextReaderPtr used |
| 4076 | * @schema: a precompiled Schema schema |
| 4077 | * |
| 4078 | * Use XSD Schema to validate the document as it is processed. |
| 4079 | * Activation is only possible before the first Read(). |
| 4080 | * if @schema is NULL, then Schema validation is desactivated. |
| 4081 | @ The @schema should not be freed until the reader is deallocated |
| 4082 | * or its use has been deactivated. |
| 4083 | * |
| 4084 | * Returns 0 in case the Schema validation could be (des)activated and |
| 4085 | * -1 in case of error. |
| 4086 | */ |
| 4087 | int |
| 4088 | xmlTextReaderSetSchema(xmlTextReaderPtr reader, xmlSchemaPtr schema) { |
| 4089 | if (reader == NULL) |
| 4090 | return(-1); |
| 4091 | if (schema == NULL) { |
| 4092 | if (reader->xsdPlug != NULL) { |
| 4093 | xmlSchemaSAXUnplug(reader->xsdPlug); |
| 4094 | reader->xsdPlug = NULL; |
| 4095 | } |
| 4096 | if (reader->xsdValidCtxt != NULL) { |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4097 | if (! reader->xsdPreserveCtxt) |
| 4098 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
| 4099 | reader->xsdValidCtxt = NULL; |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4100 | } |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4101 | reader->xsdPreserveCtxt = 0; |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4102 | if (reader->xsdSchemas != NULL) { |
| 4103 | xmlSchemaFree(reader->xsdSchemas); |
| 4104 | reader->xsdSchemas = NULL; |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4105 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4106 | return(0); |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4107 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4108 | if (reader->mode != XML_TEXTREADER_MODE_INITIAL) |
| 4109 | return(-1); |
| 4110 | if (reader->xsdPlug != NULL) { |
| 4111 | xmlSchemaSAXUnplug(reader->xsdPlug); |
| 4112 | reader->xsdPlug = NULL; |
| 4113 | } |
| 4114 | if (reader->xsdValidCtxt != NULL) { |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4115 | if (! reader->xsdPreserveCtxt) |
| 4116 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4117 | reader->xsdValidCtxt = NULL; |
| 4118 | } |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4119 | reader->xsdPreserveCtxt = 0; |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4120 | if (reader->xsdSchemas != NULL) { |
| 4121 | xmlSchemaFree(reader->xsdSchemas); |
| 4122 | reader->xsdSchemas = NULL; |
| 4123 | } |
| 4124 | reader->xsdValidCtxt = xmlSchemaNewValidCtxt(schema); |
| 4125 | if (reader->xsdValidCtxt == NULL) { |
| 4126 | xmlSchemaFree(reader->xsdSchemas); |
| 4127 | reader->xsdSchemas = NULL; |
| 4128 | return(-1); |
| 4129 | } |
| 4130 | reader->xsdPlug = xmlSchemaSAXPlug(reader->xsdValidCtxt, |
| 4131 | &(reader->ctxt->sax), |
| 4132 | &(reader->ctxt->userData)); |
| 4133 | if (reader->xsdPlug == NULL) { |
| 4134 | xmlSchemaFree(reader->xsdSchemas); |
| 4135 | reader->xsdSchemas = NULL; |
| 4136 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
| 4137 | reader->xsdValidCtxt = NULL; |
| 4138 | return(-1); |
| 4139 | } |
| 4140 | if (reader->errorFunc != NULL) { |
| 4141 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4142 | xmlTextReaderValidityErrorRelay, |
| 4143 | xmlTextReaderValidityWarningRelay, |
| 4144 | reader); |
| 4145 | } |
| 4146 | if (reader->sErrorFunc != NULL) { |
| 4147 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, |
| 4148 | xmlTextReaderValidityStructuredRelay, |
| 4149 | reader); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4150 | } |
| 4151 | reader->xsdValidErrors = 0; |
| 4152 | reader->validate = XML_TEXTREADER_VALIDATE_XSD; |
| 4153 | return(0); |
| 4154 | } |
| 4155 | |
| 4156 | /** |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4157 | * xmlTextReaderRelaxNGValidate: |
| 4158 | * @reader: the xmlTextReaderPtr used |
| 4159 | * @rng: the path to a RelaxNG schema or NULL |
| 4160 | * |
| 4161 | * Use RelaxNG to validate the document as it is processed. |
| 4162 | * Activation is only possible before the first Read(). |
| 4163 | * if @rng is NULL, then RelaxNG validation is desactivated. |
| 4164 | * |
| 4165 | * Returns 0 in case the RelaxNG validation could be (des)activated and |
| 4166 | * -1 in case of error. |
| 4167 | */ |
| 4168 | int |
| 4169 | xmlTextReaderRelaxNGValidate(xmlTextReaderPtr reader, const char *rng) { |
| 4170 | xmlRelaxNGParserCtxtPtr ctxt; |
| 4171 | |
| 4172 | if (reader == NULL) |
| 4173 | return(-1); |
| 4174 | |
| 4175 | if (rng == NULL) { |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4176 | if (reader->rngValidCtxt != NULL) { |
| 4177 | xmlRelaxNGFreeValidCtxt(reader->rngValidCtxt); |
| 4178 | reader->rngValidCtxt = NULL; |
| 4179 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4180 | if (reader->rngSchemas != NULL) { |
| 4181 | xmlRelaxNGFree(reader->rngSchemas); |
| 4182 | reader->rngSchemas = NULL; |
| 4183 | } |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4184 | return(0); |
| 4185 | } |
| 4186 | if (reader->mode != XML_TEXTREADER_MODE_INITIAL) |
| 4187 | return(-1); |
Daniel Veillard | 33300b4 | 2003-04-17 09:09:19 +0000 | [diff] [blame] | 4188 | if (reader->rngSchemas != NULL) { |
| 4189 | xmlRelaxNGFree(reader->rngSchemas); |
| 4190 | reader->rngSchemas = NULL; |
| 4191 | } |
| 4192 | if (reader->rngValidCtxt != NULL) { |
| 4193 | xmlRelaxNGFreeValidCtxt(reader->rngValidCtxt); |
| 4194 | reader->rngValidCtxt = NULL; |
| 4195 | } |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4196 | ctxt = xmlRelaxNGNewParserCtxt(rng); |
| 4197 | if (reader->errorFunc != NULL) { |
| 4198 | xmlRelaxNGSetParserErrors(ctxt, |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4199 | xmlTextReaderValidityErrorRelay, |
| 4200 | xmlTextReaderValidityWarningRelay, |
| 4201 | reader); |
| 4202 | } |
| 4203 | if (reader->sErrorFunc != NULL) { |
| 4204 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, |
| 4205 | xmlTextReaderValidityStructuredRelay, |
| 4206 | reader); |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4207 | } |
| 4208 | reader->rngSchemas = xmlRelaxNGParse(ctxt); |
| 4209 | xmlRelaxNGFreeParserCtxt(ctxt); |
| 4210 | if (reader->rngSchemas == NULL) |
| 4211 | return(-1); |
| 4212 | reader->rngValidCtxt = xmlRelaxNGNewValidCtxt(reader->rngSchemas); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4213 | if (reader->rngValidCtxt == NULL) { |
| 4214 | xmlRelaxNGFree(reader->rngSchemas); |
| 4215 | reader->rngSchemas = NULL; |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4216 | return(-1); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4217 | } |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4218 | if (reader->errorFunc != NULL) { |
| 4219 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4220 | xmlTextReaderValidityErrorRelay, |
| 4221 | xmlTextReaderValidityWarningRelay, |
| 4222 | reader); |
| 4223 | } |
| 4224 | if (reader->sErrorFunc != NULL) { |
| 4225 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, |
| 4226 | xmlTextReaderValidityStructuredRelay, |
| 4227 | reader); |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4228 | } |
| 4229 | reader->rngValidErrors = 0; |
| 4230 | reader->rngFullNode = NULL; |
| 4231 | reader->validate = XML_TEXTREADER_VALIDATE_RNG; |
| 4232 | return(0); |
| 4233 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4234 | |
| 4235 | /** |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4236 | * xmlTextReaderSchemaValidateInternal: |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4237 | * @reader: the xmlTextReaderPtr used |
| 4238 | * @xsd: the path to a W3C XSD schema or NULL |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4239 | * @ctxt: the XML Schema validation context or NULL |
| 4240 | * @options: options (not used yet) |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4241 | * |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4242 | * Validate the document as it is processed using XML Schema. |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4243 | * Activation is only possible before the first Read(). |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4244 | * If both @xsd and @ctxt are NULL then XML Schema validation is deactivated. |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4245 | * |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4246 | * Returns 0 in case the schemas validation could be (de)activated and |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4247 | * -1 in case of error. |
| 4248 | */ |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4249 | static int |
| 4250 | xmlTextReaderSchemaValidateInternal(xmlTextReaderPtr reader, |
| 4251 | const char *xsd, |
| 4252 | xmlSchemaValidCtxtPtr ctxt, |
| 4253 | int options ATTRIBUTE_UNUSED) |
| 4254 | { |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4255 | if (reader == NULL) |
| 4256 | return(-1); |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4257 | |
| 4258 | if ((xsd != NULL) && (ctxt != NULL)) |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4259 | return(-1); |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4260 | |
| 4261 | if (((xsd != NULL) || (ctxt != NULL)) && |
| 4262 | ((reader->mode != XML_TEXTREADER_MODE_INITIAL) || |
| 4263 | (reader->ctxt == NULL))) |
| 4264 | return(-1); |
| 4265 | |
| 4266 | /* Cleanup previous validation stuff. */ |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4267 | if (reader->xsdPlug != NULL) { |
| 4268 | xmlSchemaSAXUnplug(reader->xsdPlug); |
| 4269 | reader->xsdPlug = NULL; |
| 4270 | } |
| 4271 | if (reader->xsdValidCtxt != NULL) { |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4272 | if (! reader->xsdPreserveCtxt) |
| 4273 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4274 | reader->xsdValidCtxt = NULL; |
| 4275 | } |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4276 | reader->xsdPreserveCtxt = 0; |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4277 | if (reader->xsdSchemas != NULL) { |
| 4278 | xmlSchemaFree(reader->xsdSchemas); |
| 4279 | reader->xsdSchemas = NULL; |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4280 | } |
| 4281 | |
| 4282 | if ((xsd == NULL) && (ctxt == NULL)) { |
| 4283 | /* We just want to deactivate the validation, so get out. */ |
| 4284 | return(0); |
| 4285 | } |
| 4286 | |
| 4287 | if (xsd != NULL) { |
| 4288 | xmlSchemaParserCtxtPtr pctxt; |
| 4289 | /* Parse the schema and create validation environment. */ |
| 4290 | pctxt = xmlSchemaNewParserCtxt(xsd); |
| 4291 | if (reader->errorFunc != NULL) { |
| 4292 | xmlSchemaSetParserErrors(pctxt, |
| 4293 | xmlTextReaderValidityErrorRelay, |
| 4294 | xmlTextReaderValidityWarningRelay, |
| 4295 | reader); |
| 4296 | } |
| 4297 | reader->xsdSchemas = xmlSchemaParse(pctxt); |
| 4298 | xmlSchemaFreeParserCtxt(pctxt); |
| 4299 | if (reader->xsdSchemas == NULL) |
| 4300 | return(-1); |
| 4301 | reader->xsdValidCtxt = xmlSchemaNewValidCtxt(reader->xsdSchemas); |
| 4302 | if (reader->xsdValidCtxt == NULL) { |
| 4303 | xmlSchemaFree(reader->xsdSchemas); |
| 4304 | reader->xsdSchemas = NULL; |
| 4305 | return(-1); |
| 4306 | } |
| 4307 | reader->xsdPlug = xmlSchemaSAXPlug(reader->xsdValidCtxt, |
| 4308 | &(reader->ctxt->sax), |
| 4309 | &(reader->ctxt->userData)); |
| 4310 | if (reader->xsdPlug == NULL) { |
| 4311 | xmlSchemaFree(reader->xsdSchemas); |
| 4312 | reader->xsdSchemas = NULL; |
| 4313 | xmlSchemaFreeValidCtxt(reader->xsdValidCtxt); |
| 4314 | reader->xsdValidCtxt = NULL; |
| 4315 | return(-1); |
| 4316 | } |
| 4317 | } else { |
| 4318 | /* Use the given validation context. */ |
| 4319 | reader->xsdValidCtxt = ctxt; |
| 4320 | reader->xsdPreserveCtxt = 1; |
| 4321 | reader->xsdPlug = xmlSchemaSAXPlug(reader->xsdValidCtxt, |
| 4322 | &(reader->ctxt->sax), |
| 4323 | &(reader->ctxt->userData)); |
| 4324 | if (reader->xsdPlug == NULL) { |
| 4325 | reader->xsdValidCtxt = NULL; |
| 4326 | reader->xsdPreserveCtxt = 0; |
| 4327 | return(-1); |
| 4328 | } |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4329 | } |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4330 | /* |
| 4331 | * Redirect the validation context's error channels to use |
| 4332 | * the reader channels. |
| 4333 | * TODO: In case the user provides the validation context we |
| 4334 | * could make this redirection optional. |
| 4335 | */ |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4336 | if (reader->errorFunc != NULL) { |
| 4337 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4338 | xmlTextReaderValidityErrorRelay, |
| 4339 | xmlTextReaderValidityWarningRelay, |
| 4340 | reader); |
| 4341 | } |
| 4342 | if (reader->sErrorFunc != NULL) { |
| 4343 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, |
| 4344 | xmlTextReaderValidityStructuredRelay, |
| 4345 | reader); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4346 | } |
| 4347 | reader->xsdValidErrors = 0; |
| 4348 | reader->validate = XML_TEXTREADER_VALIDATE_XSD; |
| 4349 | return(0); |
| 4350 | } |
Kasimier T. Buchcik | bdadaed | 2005-12-07 14:02:42 +0000 | [diff] [blame^] | 4351 | |
| 4352 | /** |
| 4353 | * xmlTextReaderSchemaValidateCtxt: |
| 4354 | * @reader: the xmlTextReaderPtr used |
| 4355 | * @ctxt: the XML Schema validation context or NULL |
| 4356 | * @options: options (not used yet) |
| 4357 | * |
| 4358 | * Use W3C XSD schema context to validate the document as it is processed. |
| 4359 | * Activation is only possible before the first Read(). |
| 4360 | * If @ctxt is NULL, then XML Schema validation is deactivated. |
| 4361 | * |
| 4362 | * Returns 0 in case the schemas validation could be (de)activated and |
| 4363 | * -1 in case of error. |
| 4364 | */ |
| 4365 | int |
| 4366 | xmlTextReaderSchemaValidateCtxt(xmlTextReaderPtr reader, |
| 4367 | xmlSchemaValidCtxtPtr ctxt, |
| 4368 | int options) |
| 4369 | { |
| 4370 | return(xmlTextReaderSchemaValidateInternal(reader, NULL, ctxt, options)); |
| 4371 | } |
| 4372 | |
| 4373 | /** |
| 4374 | * xmlTextReaderSchemaValidate: |
| 4375 | * @reader: the xmlTextReaderPtr used |
| 4376 | * @xsd: the path to a W3C XSD schema or NULL |
| 4377 | * |
| 4378 | * Use W3C XSD schema to validate the document as it is processed. |
| 4379 | * Activation is only possible before the first Read(). |
| 4380 | * If @xsd is NULL, then XML Schema validation is deactivated. |
| 4381 | * |
| 4382 | * Returns 0 in case the schemas validation could be (de)activated and |
| 4383 | * -1 in case of error. |
| 4384 | */ |
| 4385 | int |
| 4386 | xmlTextReaderSchemaValidate(xmlTextReaderPtr reader, const char *xsd) |
| 4387 | { |
| 4388 | return(xmlTextReaderSchemaValidateInternal(reader, xsd, NULL, 0)); |
| 4389 | } |
Daniel Veillard | 37fc84d | 2003-05-09 19:38:15 +0000 | [diff] [blame] | 4390 | #endif |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4391 | |
Daniel Veillard | e281127 | 2004-10-19 09:04:23 +0000 | [diff] [blame] | 4392 | /** |
| 4393 | * xmlTextReaderIsNamespaceDecl: |
| 4394 | * @reader: the xmlTextReaderPtr used |
| 4395 | * |
| 4396 | * Determine whether the current node is a namespace declaration |
| 4397 | * rather than a regular attribute. |
| 4398 | * |
| 4399 | * Returns 1 if the current node is a namespace declaration, 0 if it |
| 4400 | * is a regular attribute or other type of node, or -1 in case of |
| 4401 | * error. |
| 4402 | */ |
| 4403 | int |
| 4404 | xmlTextReaderIsNamespaceDecl(xmlTextReaderPtr reader) { |
| 4405 | xmlNodePtr node; |
| 4406 | if (reader == NULL) |
| 4407 | return(-1); |
| 4408 | if (reader->node == NULL) |
| 4409 | return(-1); |
| 4410 | if (reader->curnode != NULL) |
| 4411 | node = reader->curnode; |
| 4412 | else |
| 4413 | node = reader->node; |
| 4414 | |
| 4415 | if (XML_NAMESPACE_DECL == node->type) |
| 4416 | return(1); |
| 4417 | else |
| 4418 | return(0); |
| 4419 | } |
| 4420 | |
| 4421 | /** |
| 4422 | * xmlTextReaderConstXmlVersion: |
| 4423 | * @reader: the xmlTextReaderPtr used |
| 4424 | * |
| 4425 | * Determine the XML version of the document being read. |
| 4426 | * |
| 4427 | * Returns a string containing the XML version of the document or NULL |
| 4428 | * in case of error. The string is deallocated with the reader. |
| 4429 | */ |
| 4430 | const xmlChar * |
| 4431 | xmlTextReaderConstXmlVersion(xmlTextReaderPtr reader) { |
| 4432 | xmlDocPtr doc = NULL; |
| 4433 | if (reader == NULL) |
| 4434 | return(NULL); |
| 4435 | if (reader->doc != NULL) |
| 4436 | doc = reader->doc; |
| 4437 | else if (reader->ctxt != NULL) |
| 4438 | doc = reader->ctxt->myDoc; |
| 4439 | if (doc == NULL) |
| 4440 | return(NULL); |
| 4441 | |
| 4442 | if (doc->version == NULL) |
| 4443 | return(NULL); |
| 4444 | else |
| 4445 | return(CONSTSTR(doc->version)); |
| 4446 | } |
| 4447 | |
| 4448 | /** |
| 4449 | * xmlTextReaderStandalone: |
| 4450 | * @reader: the xmlTextReaderPtr used |
| 4451 | * |
| 4452 | * Determine the standalone status of the document being read. |
| 4453 | * |
| 4454 | * Returns 1 if the document was declared to be standalone, 0 if it |
| 4455 | * was declared to be not standalone, or -1 if the document did not |
| 4456 | * specify its standalone status or in case of error. |
| 4457 | */ |
| 4458 | int |
| 4459 | xmlTextReaderStandalone(xmlTextReaderPtr reader) { |
| 4460 | xmlDocPtr doc = NULL; |
| 4461 | if (reader == NULL) |
| 4462 | return(-1); |
| 4463 | if (reader->doc != NULL) |
| 4464 | doc = reader->doc; |
| 4465 | else if (reader->ctxt != NULL) |
| 4466 | doc = reader->ctxt->myDoc; |
| 4467 | if (doc == NULL) |
| 4468 | return(-1); |
| 4469 | |
| 4470 | return(doc->standalone); |
| 4471 | } |
| 4472 | |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 4473 | /************************************************************************ |
| 4474 | * * |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4475 | * Error Handling Extensions * |
| 4476 | * * |
| 4477 | ************************************************************************/ |
| 4478 | |
| 4479 | /* helper to build a xmlMalloc'ed string from a format and va_list */ |
| 4480 | static char * |
| 4481 | xmlTextReaderBuildMessage(const char *msg, va_list ap) { |
| 4482 | int size; |
| 4483 | int chars; |
| 4484 | char *larger; |
| 4485 | char *str; |
| 4486 | |
Daniel Veillard | 3c908dc | 2003-04-19 00:07:51 +0000 | [diff] [blame] | 4487 | str = (char *) xmlMallocAtomic(150); |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4488 | if (str == NULL) { |
| 4489 | xmlGenericError(xmlGenericErrorContext, "xmlMalloc failed !\n"); |
| 4490 | return NULL; |
| 4491 | } |
| 4492 | |
| 4493 | size = 150; |
| 4494 | |
| 4495 | while (1) { |
| 4496 | chars = vsnprintf(str, size, msg, ap); |
| 4497 | if ((chars > -1) && (chars < size)) |
| 4498 | break; |
| 4499 | if (chars > -1) |
| 4500 | size += chars + 1; |
| 4501 | else |
| 4502 | size += 100; |
| 4503 | if ((larger = (char *) xmlRealloc(str, size)) == NULL) { |
| 4504 | xmlGenericError(xmlGenericErrorContext, "xmlRealloc failed !\n"); |
| 4505 | xmlFree(str); |
| 4506 | return NULL; |
| 4507 | } |
| 4508 | str = larger; |
| 4509 | } |
| 4510 | |
| 4511 | return str; |
| 4512 | } |
| 4513 | |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4514 | /** |
Daniel Veillard | 540a31a | 2003-01-21 11:21:07 +0000 | [diff] [blame] | 4515 | * xmlTextReaderLocatorLineNumber: |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4516 | * @locator: the xmlTextReaderLocatorPtr used |
| 4517 | * |
| 4518 | * Obtain the line number for the given locator. |
| 4519 | * |
| 4520 | * Returns the line number or -1 in case of error. |
| 4521 | */ |
| 4522 | int |
| 4523 | xmlTextReaderLocatorLineNumber(xmlTextReaderLocatorPtr locator) { |
| 4524 | /* we know that locator is a xmlParserCtxtPtr */ |
| 4525 | xmlParserCtxtPtr ctx = (xmlParserCtxtPtr)locator; |
| 4526 | int ret = -1; |
| 4527 | |
Daniel Veillard | ce682bc | 2004-11-05 17:22:25 +0000 | [diff] [blame] | 4528 | if (locator == NULL) |
| 4529 | return(-1); |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4530 | if (ctx->node != NULL) { |
| 4531 | ret = xmlGetLineNo(ctx->node); |
| 4532 | } |
| 4533 | else { |
| 4534 | /* inspired from error.c */ |
| 4535 | xmlParserInputPtr input; |
| 4536 | input = ctx->input; |
| 4537 | if ((input->filename == NULL) && (ctx->inputNr > 1)) |
| 4538 | input = ctx->inputTab[ctx->inputNr - 2]; |
| 4539 | if (input != NULL) { |
| 4540 | ret = input->line; |
| 4541 | } |
| 4542 | else { |
| 4543 | ret = -1; |
| 4544 | } |
| 4545 | } |
| 4546 | |
| 4547 | return ret; |
| 4548 | } |
| 4549 | |
| 4550 | /** |
Daniel Veillard | 540a31a | 2003-01-21 11:21:07 +0000 | [diff] [blame] | 4551 | * xmlTextReaderLocatorBaseURI: |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4552 | * @locator: the xmlTextReaderLocatorPtr used |
| 4553 | * |
| 4554 | * Obtain the base URI for the given locator. |
| 4555 | * |
| 4556 | * Returns the base URI or NULL in case of error. |
| 4557 | */ |
| 4558 | xmlChar * |
| 4559 | xmlTextReaderLocatorBaseURI(xmlTextReaderLocatorPtr locator) { |
| 4560 | /* we know that locator is a xmlParserCtxtPtr */ |
| 4561 | xmlParserCtxtPtr ctx = (xmlParserCtxtPtr)locator; |
| 4562 | xmlChar *ret = NULL; |
| 4563 | |
Daniel Veillard | ce682bc | 2004-11-05 17:22:25 +0000 | [diff] [blame] | 4564 | if (locator == NULL) |
| 4565 | return(NULL); |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4566 | if (ctx->node != NULL) { |
| 4567 | ret = xmlNodeGetBase(NULL,ctx->node); |
| 4568 | } |
| 4569 | else { |
| 4570 | /* inspired from error.c */ |
| 4571 | xmlParserInputPtr input; |
| 4572 | input = ctx->input; |
| 4573 | if ((input->filename == NULL) && (ctx->inputNr > 1)) |
| 4574 | input = ctx->inputTab[ctx->inputNr - 2]; |
| 4575 | if (input != NULL) { |
Daniel Veillard | 580ced8 | 2003-03-21 21:22:48 +0000 | [diff] [blame] | 4576 | ret = xmlStrdup(BAD_CAST input->filename); |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4577 | } |
| 4578 | else { |
| 4579 | ret = NULL; |
| 4580 | } |
| 4581 | } |
| 4582 | |
| 4583 | return ret; |
| 4584 | } |
| 4585 | |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4586 | static void |
William M. Brack | 899e64a | 2003-09-26 18:03:42 +0000 | [diff] [blame] | 4587 | xmlTextReaderGenericError(void *ctxt, xmlParserSeverities severity, char *str) { |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4588 | xmlParserCtxtPtr ctx = (xmlParserCtxtPtr)ctxt; |
| 4589 | xmlTextReaderPtr reader = (xmlTextReaderPtr)ctx->_private; |
| 4590 | |
William M. Brack | a3215c7 | 2004-07-31 16:24:01 +0000 | [diff] [blame] | 4591 | if (str != NULL) { |
| 4592 | if (reader->errorFunc) |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4593 | reader->errorFunc(reader->errorFuncArg, |
| 4594 | str, |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4595 | severity, |
| 4596 | (xmlTextReaderLocatorPtr)ctx); |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4597 | xmlFree(str); |
| 4598 | } |
| 4599 | } |
| 4600 | |
| 4601 | static void |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4602 | xmlTextReaderStructuredError(void *ctxt, xmlErrorPtr error) { |
| 4603 | xmlParserCtxtPtr ctx = (xmlParserCtxtPtr) ctxt; |
| 4604 | xmlTextReaderPtr reader = (xmlTextReaderPtr) ctx->_private; |
| 4605 | |
| 4606 | if (error && reader->sErrorFunc) { |
| 4607 | reader->sErrorFunc(reader->errorFuncArg, |
| 4608 | (xmlErrorPtr) error); |
| 4609 | } |
| 4610 | } |
| 4611 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 4612 | static void XMLCDECL |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4613 | xmlTextReaderError(void *ctxt, const char *msg, ...) { |
| 4614 | va_list ap; |
| 4615 | |
| 4616 | va_start(ap,msg); |
| 4617 | xmlTextReaderGenericError(ctxt, |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4618 | XML_PARSER_SEVERITY_ERROR, |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4619 | xmlTextReaderBuildMessage(msg,ap)); |
| 4620 | va_end(ap); |
| 4621 | |
| 4622 | } |
| 4623 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 4624 | static void XMLCDECL |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4625 | xmlTextReaderWarning(void *ctxt, const char *msg, ...) { |
| 4626 | va_list ap; |
| 4627 | |
| 4628 | va_start(ap,msg); |
| 4629 | xmlTextReaderGenericError(ctxt, |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4630 | XML_PARSER_SEVERITY_WARNING, |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4631 | xmlTextReaderBuildMessage(msg,ap)); |
| 4632 | va_end(ap); |
| 4633 | } |
| 4634 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 4635 | static void XMLCDECL |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4636 | xmlTextReaderValidityError(void *ctxt, const char *msg, ...) { |
| 4637 | va_list ap; |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4638 | int len = xmlStrlen((const xmlChar *) msg); |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4639 | |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4640 | if ((len > 1) && (msg[len - 2] != ':')) { |
| 4641 | /* |
| 4642 | * some callbacks only report locator information: |
| 4643 | * skip them (mimicking behaviour in error.c) |
| 4644 | */ |
| 4645 | va_start(ap,msg); |
| 4646 | xmlTextReaderGenericError(ctxt, |
| 4647 | XML_PARSER_SEVERITY_VALIDITY_ERROR, |
| 4648 | xmlTextReaderBuildMessage(msg,ap)); |
| 4649 | va_end(ap); |
| 4650 | } |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4651 | } |
| 4652 | |
Daniel Veillard | ffa3c74 | 2005-07-21 13:24:09 +0000 | [diff] [blame] | 4653 | static void XMLCDECL |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4654 | xmlTextReaderValidityWarning(void *ctxt, const char *msg, ...) { |
| 4655 | va_list ap; |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4656 | int len = xmlStrlen((const xmlChar *) msg); |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4657 | |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4658 | if ((len != 0) && (msg[len - 1] != ':')) { |
| 4659 | /* |
| 4660 | * some callbacks only report locator information: |
| 4661 | * skip them (mimicking behaviour in error.c) |
| 4662 | */ |
| 4663 | va_start(ap,msg); |
| 4664 | xmlTextReaderGenericError(ctxt, |
| 4665 | XML_PARSER_SEVERITY_VALIDITY_WARNING, |
| 4666 | xmlTextReaderBuildMessage(msg,ap)); |
| 4667 | va_end(ap); |
| 4668 | } |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4669 | } |
| 4670 | |
| 4671 | /** |
| 4672 | * xmlTextReaderSetErrorHandler: |
| 4673 | * @reader: the xmlTextReaderPtr used |
| 4674 | * @f: the callback function to call on error and warnings |
| 4675 | * @arg: a user argument to pass to the callback function |
| 4676 | * |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4677 | * Register a callback function that will be called on error and warnings. |
| 4678 | * |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4679 | * If @f is NULL, the default error and warning handlers are restored. |
| 4680 | */ |
| 4681 | void |
| 4682 | xmlTextReaderSetErrorHandler(xmlTextReaderPtr reader, |
| 4683 | xmlTextReaderErrorFunc f, |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4684 | void *arg) { |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4685 | if (f != NULL) { |
| 4686 | reader->ctxt->sax->error = xmlTextReaderError; |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4687 | reader->ctxt->sax->serror = NULL; |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4688 | reader->ctxt->vctxt.error = xmlTextReaderValidityError; |
| 4689 | reader->ctxt->sax->warning = xmlTextReaderWarning; |
| 4690 | reader->ctxt->vctxt.warning = xmlTextReaderValidityWarning; |
| 4691 | reader->errorFunc = f; |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 4692 | reader->sErrorFunc = NULL; |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4693 | reader->errorFuncArg = arg; |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4694 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 4695 | if (reader->rngValidCtxt) { |
| 4696 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, |
| 4697 | xmlTextReaderValidityErrorRelay, |
| 4698 | xmlTextReaderValidityWarningRelay, |
| 4699 | reader); |
| 4700 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, NULL, reader); |
| 4701 | } |
| 4702 | if (reader->xsdValidCtxt) { |
| 4703 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, |
| 4704 | xmlTextReaderValidityErrorRelay, |
| 4705 | xmlTextReaderValidityWarningRelay, |
| 4706 | reader); |
| 4707 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, NULL, reader); |
| 4708 | } |
| 4709 | #endif |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4710 | } |
| 4711 | else { |
| 4712 | /* restore defaults */ |
| 4713 | reader->ctxt->sax->error = xmlParserError; |
| 4714 | reader->ctxt->vctxt.error = xmlParserValidityError; |
| 4715 | reader->ctxt->sax->warning = xmlParserWarning; |
| 4716 | reader->ctxt->vctxt.warning = xmlParserValidityWarning; |
| 4717 | reader->errorFunc = NULL; |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4718 | reader->sErrorFunc = NULL; |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4719 | reader->errorFuncArg = NULL; |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4720 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 4721 | if (reader->rngValidCtxt) { |
| 4722 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, NULL, NULL, reader); |
| 4723 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, NULL, reader); |
| 4724 | } |
| 4725 | if (reader->xsdValidCtxt) { |
| 4726 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, NULL, NULL, reader); |
| 4727 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, NULL, reader); |
| 4728 | } |
| 4729 | #endif |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4730 | } |
| 4731 | } |
| 4732 | |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4733 | /** |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4734 | * xmlTextReaderSetStructuredErrorHandler: |
| 4735 | * @reader: the xmlTextReaderPtr used |
| 4736 | * @f: the callback function to call on error and warnings |
| 4737 | * @arg: a user argument to pass to the callback function |
| 4738 | * |
| 4739 | * Register a callback function that will be called on error and warnings. |
| 4740 | * |
| 4741 | * If @f is NULL, the default error and warning handlers are restored. |
| 4742 | */ |
| 4743 | void |
| 4744 | xmlTextReaderSetStructuredErrorHandler(xmlTextReaderPtr reader, |
| 4745 | xmlStructuredErrorFunc f, |
| 4746 | void *arg) { |
| 4747 | if (f != NULL) { |
William M. Brack | 9f797ab | 2004-07-28 07:40:12 +0000 | [diff] [blame] | 4748 | reader->ctxt->sax->error = NULL; |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4749 | reader->ctxt->sax->serror = xmlTextReaderStructuredError; |
| 4750 | reader->ctxt->vctxt.error = xmlTextReaderValidityError; |
| 4751 | reader->ctxt->sax->warning = xmlTextReaderWarning; |
| 4752 | reader->ctxt->vctxt.warning = xmlTextReaderValidityWarning; |
| 4753 | reader->sErrorFunc = f; |
| 4754 | reader->errorFunc = NULL; |
| 4755 | reader->errorFuncArg = arg; |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4756 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 4757 | if (reader->rngValidCtxt) { |
| 4758 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, NULL, NULL, reader); |
| 4759 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, |
| 4760 | xmlTextReaderValidityStructuredRelay, |
| 4761 | reader); |
| 4762 | } |
| 4763 | if (reader->xsdValidCtxt) { |
| 4764 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, NULL, NULL, reader); |
| 4765 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, |
| 4766 | xmlTextReaderValidityStructuredRelay, |
| 4767 | reader); |
| 4768 | } |
| 4769 | #endif |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4770 | } |
| 4771 | else { |
| 4772 | /* restore defaults */ |
| 4773 | reader->ctxt->sax->error = xmlParserError; |
| 4774 | reader->ctxt->sax->serror = NULL; |
| 4775 | reader->ctxt->vctxt.error = xmlParserValidityError; |
| 4776 | reader->ctxt->sax->warning = xmlParserWarning; |
| 4777 | reader->ctxt->vctxt.warning = xmlParserValidityWarning; |
| 4778 | reader->errorFunc = NULL; |
| 4779 | reader->sErrorFunc = NULL; |
| 4780 | reader->errorFuncArg = NULL; |
Daniel Veillard | da0aa4c | 2005-07-13 23:07:49 +0000 | [diff] [blame] | 4781 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 4782 | if (reader->rngValidCtxt) { |
| 4783 | xmlRelaxNGSetValidErrors(reader->rngValidCtxt, NULL, NULL, reader); |
| 4784 | xmlRelaxNGSetValidStructuredErrors(reader->rngValidCtxt, NULL, reader); |
| 4785 | } |
| 4786 | if (reader->xsdValidCtxt) { |
| 4787 | xmlSchemaSetValidErrors(reader->xsdValidCtxt, NULL, NULL, reader); |
| 4788 | xmlSchemaSetValidStructuredErrors(reader->xsdValidCtxt, NULL, reader); |
| 4789 | } |
| 4790 | #endif |
William M. Brack | 93d004f | 2004-02-03 00:14:10 +0000 | [diff] [blame] | 4791 | } |
| 4792 | } |
| 4793 | |
| 4794 | /** |
Daniel Veillard | f6bad79 | 2003-04-11 19:38:54 +0000 | [diff] [blame] | 4795 | * xmlTextReaderIsValid: |
| 4796 | * @reader: the xmlTextReaderPtr used |
| 4797 | * |
| 4798 | * Retrieve the validity status from the parser context |
| 4799 | * |
| 4800 | * Returns the flag value 1 if valid, 0 if no, and -1 in case of error |
| 4801 | */ |
| 4802 | int |
| 4803 | xmlTextReaderIsValid(xmlTextReaderPtr reader) { |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4804 | if (reader == NULL) return(-1); |
| 4805 | #ifdef LIBXML_SCHEMAS_ENABLED |
| 4806 | if (reader->validate == XML_TEXTREADER_VALIDATE_RNG) |
| 4807 | return(reader->rngValidErrors == 0); |
Daniel Veillard | f10ae12 | 2005-07-10 19:03:16 +0000 | [diff] [blame] | 4808 | if (reader->validate == XML_TEXTREADER_VALIDATE_XSD) |
| 4809 | return(reader->xsdValidErrors == 0); |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4810 | #endif |
Daniel Veillard | 16ed597 | 2003-11-20 18:22:31 +0000 | [diff] [blame] | 4811 | if ((reader->ctxt != NULL) && (reader->ctxt->validate == 1)) |
Daniel Veillard | f4e5576 | 2003-04-15 23:32:22 +0000 | [diff] [blame] | 4812 | return(reader->ctxt->valid); |
| 4813 | return(0); |
Daniel Veillard | f6bad79 | 2003-04-11 19:38:54 +0000 | [diff] [blame] | 4814 | } |
| 4815 | |
| 4816 | /** |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4817 | * xmlTextReaderGetErrorHandler: |
| 4818 | * @reader: the xmlTextReaderPtr used |
| 4819 | * @f: the callback function or NULL is no callback has been registered |
| 4820 | * @arg: a user argument |
| 4821 | * |
| 4822 | * Retrieve the error callback function and user argument. |
| 4823 | */ |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4824 | void |
| 4825 | xmlTextReaderGetErrorHandler(xmlTextReaderPtr reader, |
| 4826 | xmlTextReaderErrorFunc *f, |
Daniel Veillard | 417be3a | 2003-01-20 21:26:34 +0000 | [diff] [blame] | 4827 | void **arg) { |
Daniel Veillard | d5cc0f7 | 2004-11-06 19:24:28 +0000 | [diff] [blame] | 4828 | if (f != NULL) *f = reader->errorFunc; |
| 4829 | if (arg != NULL) *arg = reader->errorFuncArg; |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 4830 | } |
| 4831 | |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 4832 | |
| 4833 | /************************************************************************ |
| 4834 | * * |
| 4835 | * New set (2.6.0) of simpler and more flexible APIs * |
| 4836 | * * |
| 4837 | ************************************************************************/ |
| 4838 | |
| 4839 | /** |
| 4840 | * xmlTextReaderSetup: |
| 4841 | * @reader: an XML reader |
| 4842 | * @URL: the base URL to use for the document |
| 4843 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 4844 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 4845 | * @reuse: keep the context for reuse |
| 4846 | * |
| 4847 | * Setup an XML reader with new options |
| 4848 | * |
| 4849 | * Returns 0 in case of success and -1 in case of error. |
| 4850 | */ |
| 4851 | static int |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4852 | xmlTextReaderSetup(xmlTextReaderPtr reader, |
| 4853 | xmlParserInputBufferPtr input, const char *URL, |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 4854 | const char *encoding, int options) |
| 4855 | { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4856 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 4857 | return (-1); |
| 4858 | |
Daniel Veillard | 8874b94 | 2005-08-25 13:19:21 +0000 | [diff] [blame] | 4859 | /* |
| 4860 | * we force the generation of compact text nodes on the reader |
| 4861 | * since usr applications should never modify the tree |
| 4862 | */ |
| 4863 | options |= XML_PARSE_COMPACT; |
| 4864 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4865 | reader->doc = NULL; |
| 4866 | reader->entNr = 0; |
Daniel Veillard | e74d2e1 | 2003-12-09 11:35:37 +0000 | [diff] [blame] | 4867 | reader->parserFlags = options; |
Daniel Veillard | c36965d | 2003-12-02 10:28:48 +0000 | [diff] [blame] | 4868 | reader->validate = XML_TEXTREADER_NOT_VALIDATE; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4869 | if ((input != NULL) && (reader->input != NULL) && |
| 4870 | (reader->allocs & XML_TEXTREADER_INPUT)) { |
| 4871 | xmlFreeParserInputBuffer(reader->input); |
| 4872 | reader->input = NULL; |
| 4873 | reader->allocs -= XML_TEXTREADER_INPUT; |
| 4874 | } |
| 4875 | if (input != NULL) { |
| 4876 | reader->input = input; |
| 4877 | reader->allocs |= XML_TEXTREADER_INPUT; |
| 4878 | } |
| 4879 | if (reader->buffer == NULL) |
| 4880 | reader->buffer = xmlBufferCreateSize(100); |
| 4881 | if (reader->buffer == NULL) { |
| 4882 | xmlGenericError(xmlGenericErrorContext, |
| 4883 | "xmlTextReaderSetup : malloc failed\n"); |
| 4884 | return (-1); |
| 4885 | } |
| 4886 | if (reader->sax == NULL) |
| 4887 | reader->sax = (xmlSAXHandler *) xmlMalloc(sizeof(xmlSAXHandler)); |
| 4888 | if (reader->sax == NULL) { |
| 4889 | xmlGenericError(xmlGenericErrorContext, |
| 4890 | "xmlTextReaderSetup : malloc failed\n"); |
| 4891 | return (-1); |
| 4892 | } |
| 4893 | xmlSAXVersion(reader->sax, 2); |
| 4894 | reader->startElement = reader->sax->startElement; |
| 4895 | reader->sax->startElement = xmlTextReaderStartElement; |
| 4896 | reader->endElement = reader->sax->endElement; |
| 4897 | reader->sax->endElement = xmlTextReaderEndElement; |
| 4898 | #ifdef LIBXML_SAX1_ENABLED |
| 4899 | if (reader->sax->initialized == XML_SAX2_MAGIC) { |
| 4900 | #endif /* LIBXML_SAX1_ENABLED */ |
| 4901 | reader->startElementNs = reader->sax->startElementNs; |
| 4902 | reader->sax->startElementNs = xmlTextReaderStartElementNs; |
| 4903 | reader->endElementNs = reader->sax->endElementNs; |
| 4904 | reader->sax->endElementNs = xmlTextReaderEndElementNs; |
| 4905 | #ifdef LIBXML_SAX1_ENABLED |
| 4906 | } else { |
| 4907 | reader->startElementNs = NULL; |
| 4908 | reader->endElementNs = NULL; |
| 4909 | } |
| 4910 | #endif /* LIBXML_SAX1_ENABLED */ |
| 4911 | reader->characters = reader->sax->characters; |
| 4912 | reader->sax->characters = xmlTextReaderCharacters; |
| 4913 | reader->sax->ignorableWhitespace = xmlTextReaderCharacters; |
| 4914 | reader->cdataBlock = reader->sax->cdataBlock; |
| 4915 | reader->sax->cdataBlock = xmlTextReaderCDataBlock; |
| 4916 | |
| 4917 | reader->mode = XML_TEXTREADER_MODE_INITIAL; |
| 4918 | reader->node = NULL; |
| 4919 | reader->curnode = NULL; |
| 4920 | if (input != NULL) { |
| 4921 | if (reader->input->buffer->use < 4) { |
| 4922 | xmlParserInputBufferRead(input, 4); |
| 4923 | } |
| 4924 | if (reader->ctxt == NULL) { |
| 4925 | if (reader->input->buffer->use >= 4) { |
| 4926 | reader->ctxt = xmlCreatePushParserCtxt(reader->sax, NULL, |
| 4927 | (const char *) reader->input->buffer->content, 4, URL); |
| 4928 | reader->base = 0; |
| 4929 | reader->cur = 4; |
| 4930 | } else { |
| 4931 | reader->ctxt = |
| 4932 | xmlCreatePushParserCtxt(reader->sax, NULL, NULL, 0, URL); |
| 4933 | reader->base = 0; |
| 4934 | reader->cur = 0; |
| 4935 | } |
| 4936 | } else { |
| 4937 | xmlParserInputPtr inputStream; |
| 4938 | xmlParserInputBufferPtr buf; |
| 4939 | xmlCharEncoding enc = XML_CHAR_ENCODING_NONE; |
| 4940 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4941 | xmlCtxtReset(reader->ctxt); |
| 4942 | buf = xmlAllocParserInputBuffer(enc); |
| 4943 | if (buf == NULL) return(-1); |
| 4944 | inputStream = xmlNewInputStream(reader->ctxt); |
| 4945 | if (inputStream == NULL) { |
| 4946 | xmlFreeParserInputBuffer(buf); |
| 4947 | return(-1); |
| 4948 | } |
| 4949 | |
| 4950 | if (URL == NULL) |
| 4951 | inputStream->filename = NULL; |
| 4952 | else |
| 4953 | inputStream->filename = (char *) |
| 4954 | xmlCanonicPath((const xmlChar *) URL); |
| 4955 | inputStream->buf = buf; |
| 4956 | inputStream->base = inputStream->buf->buffer->content; |
| 4957 | inputStream->cur = inputStream->buf->buffer->content; |
| 4958 | inputStream->end = |
| 4959 | &inputStream->buf->buffer->content[inputStream->buf->buffer->use]; |
| 4960 | |
| 4961 | inputPush(reader->ctxt, inputStream); |
| 4962 | reader->cur = 0; |
| 4963 | } |
| 4964 | if (reader->ctxt == NULL) { |
| 4965 | xmlGenericError(xmlGenericErrorContext, |
| 4966 | "xmlTextReaderSetup : malloc failed\n"); |
| 4967 | return (-1); |
| 4968 | } |
| 4969 | } |
| 4970 | if (reader->dict != NULL) { |
| 4971 | if (reader->ctxt->dict != NULL) { |
| 4972 | if (reader->dict != reader->ctxt->dict) { |
| 4973 | xmlDictFree(reader->dict); |
| 4974 | reader->dict = reader->ctxt->dict; |
| 4975 | } |
| 4976 | } else { |
| 4977 | reader->ctxt->dict = reader->dict; |
| 4978 | } |
| 4979 | } else { |
| 4980 | if (reader->ctxt->dict == NULL) |
| 4981 | reader->ctxt->dict = xmlDictCreate(); |
| 4982 | reader->dict = reader->ctxt->dict; |
| 4983 | } |
| 4984 | reader->ctxt->_private = reader; |
| 4985 | reader->ctxt->linenumbers = 1; |
| 4986 | reader->ctxt->dictNames = 1; |
| 4987 | /* |
| 4988 | * use the parser dictionnary to allocate all elements and attributes names |
| 4989 | */ |
| 4990 | reader->ctxt->docdict = 1; |
Daniel Veillard | 0df3bc3 | 2004-06-08 12:03:41 +0000 | [diff] [blame] | 4991 | reader->ctxt->parseMode = XML_PARSE_READER; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 4992 | |
Daniel Veillard | 7899c5c | 2003-11-03 12:31:38 +0000 | [diff] [blame] | 4993 | #ifdef LIBXML_XINCLUDE_ENABLED |
| 4994 | if (reader->xincctxt != NULL) { |
| 4995 | xmlXIncludeFreeContext(reader->xincctxt); |
| 4996 | reader->xincctxt = NULL; |
| 4997 | } |
| 4998 | if (options & XML_PARSE_XINCLUDE) { |
| 4999 | reader->xinclude = 1; |
| 5000 | reader->xinclude_name = xmlDictLookup(reader->dict, XINCLUDE_NODE, -1); |
| 5001 | options -= XML_PARSE_XINCLUDE; |
| 5002 | } else |
| 5003 | reader->xinclude = 0; |
| 5004 | reader->in_xinclude = 0; |
| 5005 | #endif |
Daniel Veillard | 1e90661 | 2003-12-05 14:57:46 +0000 | [diff] [blame] | 5006 | #ifdef LIBXML_PATTERN_ENABLED |
| 5007 | if (reader->patternTab == NULL) { |
| 5008 | reader->patternNr = 0; |
| 5009 | reader->patternMax = 0; |
| 5010 | } |
| 5011 | while (reader->patternNr > 0) { |
| 5012 | reader->patternNr--; |
| 5013 | if (reader->patternTab[reader->patternNr] != NULL) { |
| 5014 | xmlFreePattern(reader->patternTab[reader->patternNr]); |
| 5015 | reader->patternTab[reader->patternNr] = NULL; |
| 5016 | } |
| 5017 | } |
| 5018 | #endif |
| 5019 | |
Daniel Veillard | c36965d | 2003-12-02 10:28:48 +0000 | [diff] [blame] | 5020 | if (options & XML_PARSE_DTDVALID) |
| 5021 | reader->validate = XML_TEXTREADER_VALIDATE_DTD; |
| 5022 | |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5023 | xmlCtxtUseOptions(reader->ctxt, options); |
| 5024 | if (encoding != NULL) { |
| 5025 | xmlCharEncodingHandlerPtr hdlr; |
| 5026 | |
| 5027 | hdlr = xmlFindCharEncodingHandler(encoding); |
| 5028 | if (hdlr != NULL) |
| 5029 | xmlSwitchToEncoding(reader->ctxt, hdlr); |
| 5030 | } |
| 5031 | if ((URL != NULL) && (reader->ctxt->input != NULL) && |
| 5032 | (reader->ctxt->input->filename == NULL)) |
| 5033 | reader->ctxt->input->filename = (char *) |
| 5034 | xmlStrdup((const xmlChar *) URL); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5035 | |
| 5036 | reader->doc = NULL; |
| 5037 | |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5038 | return (0); |
| 5039 | } |
| 5040 | |
| 5041 | /** |
Daniel Veillard | 5e09414 | 2005-02-18 19:36:12 +0000 | [diff] [blame] | 5042 | * xmlTextReaderByteConsumed: |
| 5043 | * @reader: an XML reader |
| 5044 | * |
| 5045 | * This function provides the current index of the parser used |
| 5046 | * by the reader, relative to the start of the current entity. |
| 5047 | * This function actually just wraps a call to xmlBytesConsumed() |
| 5048 | * for the parser context associated with the reader. |
| 5049 | * See xmlBytesConsumed() for more information. |
| 5050 | * |
| 5051 | * Returns the index in bytes from the beginning of the entity or -1 |
| 5052 | * in case the index could not be computed. |
| 5053 | */ |
| 5054 | long |
| 5055 | xmlTextReaderByteConsumed(xmlTextReaderPtr reader) { |
| 5056 | if ((reader == NULL) || (reader->ctxt == NULL)) |
| 5057 | return(-1); |
| 5058 | return(xmlByteConsumed(reader->ctxt)); |
| 5059 | } |
| 5060 | |
| 5061 | |
| 5062 | /** |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5063 | * xmlReaderWalker: |
| 5064 | * @doc: a preparsed document |
| 5065 | * |
| 5066 | * Create an xmltextReader for a preparsed document. |
| 5067 | * |
| 5068 | * Returns the new reader or NULL in case of error. |
| 5069 | */ |
| 5070 | xmlTextReaderPtr |
| 5071 | xmlReaderWalker(xmlDocPtr doc) |
| 5072 | { |
| 5073 | xmlTextReaderPtr ret; |
| 5074 | |
| 5075 | if (doc == NULL) |
| 5076 | return(NULL); |
| 5077 | |
| 5078 | ret = xmlMalloc(sizeof(xmlTextReader)); |
| 5079 | if (ret == NULL) { |
| 5080 | xmlGenericError(xmlGenericErrorContext, |
| 5081 | "xmlNewTextReader : malloc failed\n"); |
| 5082 | return(NULL); |
| 5083 | } |
| 5084 | memset(ret, 0, sizeof(xmlTextReader)); |
| 5085 | ret->entNr = 0; |
| 5086 | ret->input = NULL; |
| 5087 | ret->mode = XML_TEXTREADER_MODE_INITIAL; |
| 5088 | ret->node = NULL; |
| 5089 | ret->curnode = NULL; |
| 5090 | ret->base = 0; |
| 5091 | ret->cur = 0; |
| 5092 | ret->allocs = XML_TEXTREADER_CTXT; |
| 5093 | ret->doc = doc; |
| 5094 | ret->state = XML_TEXTREADER_START; |
| 5095 | ret->dict = xmlDictCreate(); |
| 5096 | return(ret); |
| 5097 | } |
| 5098 | |
| 5099 | /** |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5100 | * xmlReaderForDoc: |
| 5101 | * @cur: a pointer to a zero terminated string |
| 5102 | * @URL: the base URL to use for the document |
| 5103 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5104 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5105 | * |
| 5106 | * Create an xmltextReader for an XML in-memory document. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5107 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5108 | * |
| 5109 | * Returns the new reader or NULL in case of error. |
| 5110 | */ |
| 5111 | xmlTextReaderPtr |
| 5112 | xmlReaderForDoc(const xmlChar * cur, const char *URL, const char *encoding, |
| 5113 | int options) |
| 5114 | { |
| 5115 | int len; |
| 5116 | |
| 5117 | if (cur == NULL) |
| 5118 | return (NULL); |
| 5119 | len = xmlStrlen(cur); |
| 5120 | |
| 5121 | return (xmlReaderForMemory |
| 5122 | ((const char *) cur, len, URL, encoding, options)); |
| 5123 | } |
| 5124 | |
| 5125 | /** |
| 5126 | * xmlReaderForFile: |
| 5127 | * @filename: a file or URL |
| 5128 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5129 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5130 | * |
| 5131 | * parse an XML file from the filesystem or the network. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5132 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5133 | * |
| 5134 | * Returns the new reader or NULL in case of error. |
| 5135 | */ |
| 5136 | xmlTextReaderPtr |
| 5137 | xmlReaderForFile(const char *filename, const char *encoding, int options) |
| 5138 | { |
| 5139 | xmlTextReaderPtr reader; |
| 5140 | |
| 5141 | reader = xmlNewTextReaderFilename(filename); |
| 5142 | if (reader == NULL) |
| 5143 | return (NULL); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5144 | xmlTextReaderSetup(reader, NULL, NULL, encoding, options); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5145 | return (reader); |
| 5146 | } |
| 5147 | |
| 5148 | /** |
| 5149 | * xmlReaderForMemory: |
| 5150 | * @buffer: a pointer to a char array |
| 5151 | * @size: the size of the array |
| 5152 | * @URL: the base URL to use for the document |
| 5153 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5154 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5155 | * |
| 5156 | * Create an xmltextReader for an XML in-memory document. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5157 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5158 | * |
| 5159 | * Returns the new reader or NULL in case of error. |
| 5160 | */ |
| 5161 | xmlTextReaderPtr |
| 5162 | xmlReaderForMemory(const char *buffer, int size, const char *URL, |
| 5163 | const char *encoding, int options) |
| 5164 | { |
| 5165 | xmlTextReaderPtr reader; |
| 5166 | xmlParserInputBufferPtr buf; |
| 5167 | |
Daniel Veillard | 2192452 | 2004-02-19 16:37:07 +0000 | [diff] [blame] | 5168 | buf = xmlParserInputBufferCreateStatic(buffer, size, |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5169 | XML_CHAR_ENCODING_NONE); |
| 5170 | if (buf == NULL) { |
| 5171 | return (NULL); |
| 5172 | } |
| 5173 | reader = xmlNewTextReader(buf, URL); |
| 5174 | if (reader == NULL) { |
| 5175 | xmlFreeParserInputBuffer(buf); |
| 5176 | return (NULL); |
| 5177 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5178 | reader->allocs |= XML_TEXTREADER_INPUT; |
| 5179 | xmlTextReaderSetup(reader, NULL, URL, encoding, options); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5180 | return (reader); |
| 5181 | } |
| 5182 | |
| 5183 | /** |
| 5184 | * xmlReaderForFd: |
| 5185 | * @fd: an open file descriptor |
| 5186 | * @URL: the base URL to use for the document |
| 5187 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5188 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5189 | * |
| 5190 | * Create an xmltextReader for an XML from a file descriptor. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5191 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | 4bc5f43 | 2003-12-22 18:13:12 +0000 | [diff] [blame] | 5192 | * NOTE that the file descriptor will not be closed when the |
| 5193 | * reader is closed or reset. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5194 | * |
| 5195 | * Returns the new reader or NULL in case of error. |
| 5196 | */ |
| 5197 | xmlTextReaderPtr |
| 5198 | xmlReaderForFd(int fd, const char *URL, const char *encoding, int options) |
| 5199 | { |
| 5200 | xmlTextReaderPtr reader; |
| 5201 | xmlParserInputBufferPtr input; |
| 5202 | |
| 5203 | if (fd < 0) |
| 5204 | return (NULL); |
| 5205 | |
| 5206 | input = xmlParserInputBufferCreateFd(fd, XML_CHAR_ENCODING_NONE); |
| 5207 | if (input == NULL) |
| 5208 | return (NULL); |
Daniel Veillard | 4bc5f43 | 2003-12-22 18:13:12 +0000 | [diff] [blame] | 5209 | input->closecallback = NULL; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5210 | reader = xmlNewTextReader(input, URL); |
| 5211 | if (reader == NULL) { |
| 5212 | xmlFreeParserInputBuffer(input); |
| 5213 | return (NULL); |
| 5214 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5215 | reader->allocs |= XML_TEXTREADER_INPUT; |
| 5216 | xmlTextReaderSetup(reader, NULL, URL, encoding, options); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5217 | return (reader); |
| 5218 | } |
| 5219 | |
| 5220 | /** |
| 5221 | * xmlReaderForIO: |
| 5222 | * @ioread: an I/O read function |
| 5223 | * @ioclose: an I/O close function |
| 5224 | * @ioctx: an I/O handler |
| 5225 | * @URL: the base URL to use for the document |
| 5226 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5227 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5228 | * |
| 5229 | * Create an xmltextReader for an XML document from I/O functions and source. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5230 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5231 | * |
| 5232 | * Returns the new reader or NULL in case of error. |
| 5233 | */ |
| 5234 | xmlTextReaderPtr |
| 5235 | xmlReaderForIO(xmlInputReadCallback ioread, xmlInputCloseCallback ioclose, |
| 5236 | void *ioctx, const char *URL, const char *encoding, |
| 5237 | int options) |
| 5238 | { |
| 5239 | xmlTextReaderPtr reader; |
| 5240 | xmlParserInputBufferPtr input; |
| 5241 | |
| 5242 | if (ioread == NULL) |
| 5243 | return (NULL); |
| 5244 | |
| 5245 | input = xmlParserInputBufferCreateIO(ioread, ioclose, ioctx, |
| 5246 | XML_CHAR_ENCODING_NONE); |
| 5247 | if (input == NULL) |
| 5248 | return (NULL); |
| 5249 | reader = xmlNewTextReader(input, URL); |
| 5250 | if (reader == NULL) { |
| 5251 | xmlFreeParserInputBuffer(input); |
| 5252 | return (NULL); |
| 5253 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5254 | reader->allocs |= XML_TEXTREADER_INPUT; |
| 5255 | xmlTextReaderSetup(reader, NULL, URL, encoding, options); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5256 | return (reader); |
| 5257 | } |
| 5258 | |
| 5259 | /** |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5260 | * xmlReaderNewWalker: |
| 5261 | * @reader: an XML reader |
| 5262 | * @doc: a preparsed document |
| 5263 | * |
| 5264 | * Setup an xmltextReader to parse a preparsed XML document. |
| 5265 | * This reuses the existing @reader xmlTextReader. |
| 5266 | * |
| 5267 | * Returns 0 in case of success and -1 in case of error |
| 5268 | */ |
| 5269 | int |
| 5270 | xmlReaderNewWalker(xmlTextReaderPtr reader, xmlDocPtr doc) |
| 5271 | { |
| 5272 | if (doc == NULL) |
| 5273 | return (-1); |
| 5274 | if (reader == NULL) |
| 5275 | return (-1); |
| 5276 | |
Daniel Veillard | dd6d300 | 2004-11-03 14:20:29 +0000 | [diff] [blame] | 5277 | if (reader->input != NULL) { |
| 5278 | xmlFreeParserInputBuffer(reader->input); |
| 5279 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5280 | if (reader->ctxt != NULL) { |
| 5281 | xmlCtxtReset(reader->ctxt); |
| 5282 | } |
| 5283 | |
| 5284 | reader->entNr = 0; |
| 5285 | reader->input = NULL; |
| 5286 | reader->mode = XML_TEXTREADER_MODE_INITIAL; |
| 5287 | reader->node = NULL; |
| 5288 | reader->curnode = NULL; |
| 5289 | reader->base = 0; |
| 5290 | reader->cur = 0; |
| 5291 | reader->allocs = XML_TEXTREADER_CTXT; |
| 5292 | reader->doc = doc; |
| 5293 | reader->state = XML_TEXTREADER_START; |
| 5294 | if (reader->dict == NULL) { |
| 5295 | if ((reader->ctxt != NULL) && (reader->ctxt->dict != NULL)) |
| 5296 | reader->dict = reader->ctxt->dict; |
| 5297 | else |
| 5298 | reader->dict = xmlDictCreate(); |
| 5299 | } |
| 5300 | return(0); |
| 5301 | } |
| 5302 | |
| 5303 | /** |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5304 | * xmlReaderNewDoc: |
| 5305 | * @reader: an XML reader |
| 5306 | * @cur: a pointer to a zero terminated string |
| 5307 | * @URL: the base URL to use for the document |
| 5308 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5309 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5310 | * |
| 5311 | * Setup an xmltextReader to parse an XML in-memory document. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5312 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5313 | * This reuses the existing @reader xmlTextReader. |
| 5314 | * |
| 5315 | * Returns 0 in case of success and -1 in case of error |
| 5316 | */ |
| 5317 | int |
| 5318 | xmlReaderNewDoc(xmlTextReaderPtr reader, const xmlChar * cur, |
| 5319 | const char *URL, const char *encoding, int options) |
| 5320 | { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5321 | |
| 5322 | int len; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5323 | |
| 5324 | if (cur == NULL) |
| 5325 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5326 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5327 | return (-1); |
| 5328 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5329 | len = xmlStrlen(cur); |
| 5330 | return (xmlReaderNewMemory(reader, (const char *)cur, len, |
| 5331 | URL, encoding, options)); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5332 | } |
| 5333 | |
| 5334 | /** |
| 5335 | * xmlReaderNewFile: |
| 5336 | * @reader: an XML reader |
| 5337 | * @filename: a file or URL |
| 5338 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5339 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5340 | * |
| 5341 | * parse an XML file from the filesystem or the network. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5342 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5343 | * This reuses the existing @reader xmlTextReader. |
| 5344 | * |
| 5345 | * Returns 0 in case of success and -1 in case of error |
| 5346 | */ |
| 5347 | int |
| 5348 | xmlReaderNewFile(xmlTextReaderPtr reader, const char *filename, |
| 5349 | const char *encoding, int options) |
| 5350 | { |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5351 | xmlParserInputBufferPtr input; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5352 | |
| 5353 | if (filename == NULL) |
| 5354 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5355 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5356 | return (-1); |
| 5357 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5358 | input = |
| 5359 | xmlParserInputBufferCreateFilename(filename, |
| 5360 | XML_CHAR_ENCODING_NONE); |
| 5361 | if (input == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5362 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5363 | return (xmlTextReaderSetup(reader, input, filename, encoding, options)); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5364 | } |
| 5365 | |
| 5366 | /** |
| 5367 | * xmlReaderNewMemory: |
| 5368 | * @reader: an XML reader |
| 5369 | * @buffer: a pointer to a char array |
| 5370 | * @size: the size of the array |
| 5371 | * @URL: the base URL to use for the document |
| 5372 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5373 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5374 | * |
| 5375 | * Setup an xmltextReader to parse an XML in-memory document. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5376 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5377 | * This reuses the existing @reader xmlTextReader. |
| 5378 | * |
| 5379 | * Returns 0 in case of success and -1 in case of error |
| 5380 | */ |
| 5381 | int |
| 5382 | xmlReaderNewMemory(xmlTextReaderPtr reader, const char *buffer, int size, |
| 5383 | const char *URL, const char *encoding, int options) |
| 5384 | { |
| 5385 | xmlParserInputBufferPtr input; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5386 | |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5387 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5388 | return (-1); |
| 5389 | if (buffer == NULL) |
| 5390 | return (-1); |
| 5391 | |
Daniel Veillard | 2192452 | 2004-02-19 16:37:07 +0000 | [diff] [blame] | 5392 | input = xmlParserInputBufferCreateStatic(buffer, size, |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5393 | XML_CHAR_ENCODING_NONE); |
| 5394 | if (input == NULL) { |
| 5395 | return (-1); |
| 5396 | } |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5397 | return (xmlTextReaderSetup(reader, input, URL, encoding, options)); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5398 | } |
| 5399 | |
| 5400 | /** |
| 5401 | * xmlReaderNewFd: |
| 5402 | * @reader: an XML reader |
| 5403 | * @fd: an open file descriptor |
| 5404 | * @URL: the base URL to use for the document |
| 5405 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5406 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5407 | * |
| 5408 | * Setup an xmltextReader to parse an XML from a file descriptor. |
Daniel Veillard | 4bc5f43 | 2003-12-22 18:13:12 +0000 | [diff] [blame] | 5409 | * NOTE that the file descriptor will not be closed when the |
| 5410 | * reader is closed or reset. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5411 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5412 | * This reuses the existing @reader xmlTextReader. |
| 5413 | * |
| 5414 | * Returns 0 in case of success and -1 in case of error |
| 5415 | */ |
| 5416 | int |
| 5417 | xmlReaderNewFd(xmlTextReaderPtr reader, int fd, |
| 5418 | const char *URL, const char *encoding, int options) |
| 5419 | { |
| 5420 | xmlParserInputBufferPtr input; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5421 | |
| 5422 | if (fd < 0) |
| 5423 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5424 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5425 | return (-1); |
| 5426 | |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5427 | input = xmlParserInputBufferCreateFd(fd, XML_CHAR_ENCODING_NONE); |
| 5428 | if (input == NULL) |
| 5429 | return (-1); |
Daniel Veillard | 4bc5f43 | 2003-12-22 18:13:12 +0000 | [diff] [blame] | 5430 | input->closecallback = NULL; |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5431 | return (xmlTextReaderSetup(reader, input, URL, encoding, options)); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5432 | } |
| 5433 | |
| 5434 | /** |
| 5435 | * xmlReaderNewIO: |
| 5436 | * @reader: an XML reader |
| 5437 | * @ioread: an I/O read function |
| 5438 | * @ioclose: an I/O close function |
| 5439 | * @ioctx: an I/O handler |
| 5440 | * @URL: the base URL to use for the document |
| 5441 | * @encoding: the document encoding, or NULL |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5442 | * @options: a combination of xmlParserOption |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5443 | * |
| 5444 | * Setup an xmltextReader to parse an XML document from I/O functions |
| 5445 | * and source. |
Daniel Veillard | 87ab1c1 | 2003-12-21 13:01:56 +0000 | [diff] [blame] | 5446 | * The parsing flags @options are a combination of xmlParserOption. |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5447 | * This reuses the existing @reader xmlTextReader. |
| 5448 | * |
| 5449 | * Returns 0 in case of success and -1 in case of error |
| 5450 | */ |
| 5451 | int |
| 5452 | xmlReaderNewIO(xmlTextReaderPtr reader, xmlInputReadCallback ioread, |
| 5453 | xmlInputCloseCallback ioclose, void *ioctx, |
| 5454 | const char *URL, const char *encoding, int options) |
| 5455 | { |
| 5456 | xmlParserInputBufferPtr input; |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5457 | |
| 5458 | if (ioread == NULL) |
| 5459 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5460 | if (reader == NULL) |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5461 | return (-1); |
| 5462 | |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5463 | input = xmlParserInputBufferCreateIO(ioread, ioclose, ioctx, |
| 5464 | XML_CHAR_ENCODING_NONE); |
| 5465 | if (input == NULL) |
| 5466 | return (-1); |
Daniel Veillard | 198c1bf | 2003-10-20 17:07:41 +0000 | [diff] [blame] | 5467 | return (xmlTextReaderSetup(reader, input, URL, encoding, options)); |
Daniel Veillard | fc8dc35 | 2003-10-18 09:07:46 +0000 | [diff] [blame] | 5468 | } |
Daniel Veillard | 26f7026 | 2003-01-16 22:45:08 +0000 | [diff] [blame] | 5469 | /************************************************************************ |
| 5470 | * * |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 5471 | * Utilities * |
| 5472 | * * |
| 5473 | ************************************************************************/ |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 5474 | #ifdef NOT_USED_YET |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 5475 | /** |
| 5476 | * xmlBase64Decode: |
| 5477 | * @in: the input buffer |
| 5478 | * @inlen: the size of the input (in), the size read from it (out) |
| 5479 | * @to: the output buffer |
| 5480 | * @tolen: the size of the output (in), the size written to (out) |
| 5481 | * |
| 5482 | * Base64 decoder, reads from @in and save in @to |
Daniel Veillard | d431074 | 2003-02-18 21:12:46 +0000 | [diff] [blame] | 5483 | * TODO: tell jody when this is actually exported |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 5484 | * |
| 5485 | * Returns 0 if all the input was consumer, 1 if the Base64 end was reached, |
| 5486 | * 2 if there wasn't enough space on the output or -1 in case of error. |
| 5487 | */ |
| 5488 | static int |
| 5489 | xmlBase64Decode(const unsigned char *in, unsigned long *inlen, |
| 5490 | unsigned char *to, unsigned long *tolen) { |
| 5491 | unsigned long incur; /* current index in in[] */ |
| 5492 | unsigned long inblk; /* last block index in in[] */ |
| 5493 | unsigned long outcur; /* current index in out[] */ |
| 5494 | unsigned long inmax; /* size of in[] */ |
| 5495 | unsigned long outmax; /* size of out[] */ |
| 5496 | unsigned char cur; /* the current value read from in[] */ |
Daniel Veillard | c127adc | 2003-07-23 15:07:08 +0000 | [diff] [blame] | 5497 | unsigned char intmp[4], outtmp[4]; /* temporary buffers for the convert */ |
Daniel Veillard | beb70bd | 2002-12-18 14:53:54 +0000 | [diff] [blame] | 5498 | int nbintmp; /* number of byte in intmp[] */ |
| 5499 | int is_ignore; /* cur should be ignored */ |
| 5500 | int is_end = 0; /* the end of the base64 was found */ |
| 5501 | int retval = 1; |
| 5502 | int i; |
| 5503 | |
| 5504 | if ((in == NULL) || (inlen == NULL) || (to == NULL) || (tolen == NULL)) |
| 5505 | return(-1); |
| 5506 | |
| 5507 | incur = 0; |
| 5508 | inblk = 0; |
| 5509 | outcur = 0; |
| 5510 | inmax = *inlen; |
| 5511 | outmax = *tolen; |
| 5512 | nbintmp = 0; |
| 5513 | |
| 5514 | while (1) { |
| 5515 | if (incur >= inmax) |
| 5516 | break; |
| 5517 | cur = in[incur++]; |
| 5518 | is_ignore = 0; |
| 5519 | if ((cur >= 'A') && (cur <= 'Z')) |
| 5520 | cur = cur - 'A'; |
| 5521 | else if ((cur >= 'a') && (cur <= 'z')) |
| 5522 | cur = cur - 'a' + 26; |
| 5523 | else if ((cur >= '0') && (cur <= '9')) |
| 5524 | cur = cur - '0' + 52; |
| 5525 | else if (cur == '+') |
| 5526 | cur = 62; |
| 5527 | else if (cur == '/') |
| 5528 | cur = 63; |
| 5529 | else if (cur == '.') |
| 5530 | cur = 0; |
| 5531 | else if (cur == '=') /*no op , end of the base64 stream */ |
| 5532 | is_end = 1; |
| 5533 | else { |
| 5534 | is_ignore = 1; |
| 5535 | if (nbintmp == 0) |
| 5536 | inblk = incur; |
| 5537 | } |
| 5538 | |
| 5539 | if (!is_ignore) { |
| 5540 | int nbouttmp = 3; |
| 5541 | int is_break = 0; |
| 5542 | |
| 5543 | if (is_end) { |
| 5544 | if (nbintmp == 0) |
| 5545 | break; |
| 5546 | if ((nbintmp == 1) || (nbintmp == 2)) |
| 5547 | nbouttmp = 1; |
| 5548 | else |
| 5549 | nbouttmp = 2; |
| 5550 | nbintmp = 3; |
| 5551 | is_break = 1; |
| 5552 | } |
| 5553 | intmp[nbintmp++] = cur; |
| 5554 | /* |
| 5555 | * if intmp is full, push the 4byte sequence as a 3 byte |
| 5556 | * sequence out |
| 5557 | */ |
| 5558 | if (nbintmp == 4) { |
| 5559 | nbintmp = 0; |
| 5560 | outtmp[0] = (intmp[0] << 2) | ((intmp[1] & 0x30) >> 4); |
| 5561 | outtmp[1] = |
| 5562 | ((intmp[1] & 0x0F) << 4) | ((intmp[2] & 0x3C) >> 2); |
| 5563 | outtmp[2] = ((intmp[2] & 0x03) << 6) | (intmp[3] & 0x3F); |
| 5564 | if (outcur + 3 >= outmax) { |
| 5565 | retval = 2; |
| 5566 | break; |
| 5567 | } |
| 5568 | |
| 5569 | for (i = 0; i < nbouttmp; i++) |
| 5570 | to[outcur++] = outtmp[i]; |
| 5571 | inblk = incur; |
| 5572 | } |
| 5573 | |
| 5574 | if (is_break) { |
| 5575 | retval = 0; |
| 5576 | break; |
| 5577 | } |
| 5578 | } |
| 5579 | } |
| 5580 | |
| 5581 | *tolen = outcur; |
| 5582 | *inlen = inblk; |
| 5583 | return (retval); |
| 5584 | } |
| 5585 | |
| 5586 | /* |
| 5587 | * Test routine for the xmlBase64Decode function |
| 5588 | */ |
| 5589 | #if 0 |
| 5590 | int main(int argc, char **argv) { |
| 5591 | char *input = " VW4 gcGV0 \n aXQgdGVzdCAuCg== "; |
| 5592 | char output[100]; |
| 5593 | char output2[100]; |
| 5594 | char output3[100]; |
| 5595 | unsigned long inlen = strlen(input); |
| 5596 | unsigned long outlen = 100; |
| 5597 | int ret; |
| 5598 | unsigned long cons, tmp, tmp2, prod; |
| 5599 | |
| 5600 | /* |
| 5601 | * Direct |
| 5602 | */ |
| 5603 | ret = xmlBase64Decode(input, &inlen, output, &outlen); |
| 5604 | |
| 5605 | output[outlen] = 0; |
| 5606 | printf("ret: %d, inlen: %ld , outlen: %ld, output: '%s'\n", ret, inlen, outlen, output); |
| 5607 | |
| 5608 | /* |
| 5609 | * output chunking |
| 5610 | */ |
| 5611 | cons = 0; |
| 5612 | prod = 0; |
| 5613 | while (cons < inlen) { |
| 5614 | tmp = 5; |
| 5615 | tmp2 = inlen - cons; |
| 5616 | |
| 5617 | printf("%ld %ld\n", cons, prod); |
| 5618 | ret = xmlBase64Decode(&input[cons], &tmp2, &output2[prod], &tmp); |
| 5619 | cons += tmp2; |
| 5620 | prod += tmp; |
| 5621 | printf("%ld %ld\n", cons, prod); |
| 5622 | } |
| 5623 | output2[outlen] = 0; |
| 5624 | printf("ret: %d, cons: %ld , prod: %ld, output: '%s'\n", ret, cons, prod, output2); |
| 5625 | |
| 5626 | /* |
| 5627 | * input chunking |
| 5628 | */ |
| 5629 | cons = 0; |
| 5630 | prod = 0; |
| 5631 | while (cons < inlen) { |
| 5632 | tmp = 100 - prod; |
| 5633 | tmp2 = inlen - cons; |
| 5634 | if (tmp2 > 5) |
| 5635 | tmp2 = 5; |
| 5636 | |
| 5637 | printf("%ld %ld\n", cons, prod); |
| 5638 | ret = xmlBase64Decode(&input[cons], &tmp2, &output3[prod], &tmp); |
| 5639 | cons += tmp2; |
| 5640 | prod += tmp; |
| 5641 | printf("%ld %ld\n", cons, prod); |
| 5642 | } |
| 5643 | output3[outlen] = 0; |
| 5644 | printf("ret: %d, cons: %ld , prod: %ld, output: '%s'\n", ret, cons, prod, output3); |
| 5645 | return(0); |
| 5646 | |
| 5647 | } |
| 5648 | #endif |
Daniel Veillard | 9f7eb0b | 2003-09-17 10:26:25 +0000 | [diff] [blame] | 5649 | #endif /* NOT_USED_YET */ |
Daniel Veillard | 5d4644e | 2005-04-01 13:11:58 +0000 | [diff] [blame] | 5650 | #define bottom_xmlreader |
| 5651 | #include "elfgcchack.h" |
Daniel Veillard | 8127390 | 2003-09-30 00:43:48 +0000 | [diff] [blame] | 5652 | #endif /* LIBXML_READER_ENABLED */ |