Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 1 | /* |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 2 | * entities.c : implementation for the XML entities handling |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 3 | * |
| 4 | * See Copyright for the status of this software. |
| 5 | * |
Daniel Veillard | c5d6434 | 2001-06-24 12:13:24 +0000 | [diff] [blame] | 6 | * daniel@veillard.com |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 7 | */ |
| 8 | |
Bjorn Reese | 70a9da5 | 2001-04-21 16:57:29 +0000 | [diff] [blame] | 9 | #include "libxml.h" |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 10 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 11 | #include <string.h> |
| 12 | #ifdef HAVE_STDLIB_H |
| 13 | #include <stdlib.h> |
| 14 | #endif |
| 15 | #include <libxml/xmlmemory.h> |
| 16 | #include <libxml/hash.h> |
| 17 | #include <libxml/entities.h> |
| 18 | #include <libxml/parser.h> |
| 19 | #include <libxml/xmlerror.h> |
Daniel Veillard | 3c01b1d | 2001-10-17 15:58:35 +0000 | [diff] [blame] | 20 | #include <libxml/globals.h> |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 21 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 22 | /* |
| 23 | * The XML predefined entities. |
| 24 | */ |
| 25 | |
| 26 | struct xmlPredefinedEntityValue { |
| 27 | const char *name; |
| 28 | const char *value; |
| 29 | }; |
Daniel Veillard | 2209073 | 2001-07-16 00:06:07 +0000 | [diff] [blame] | 30 | static struct xmlPredefinedEntityValue xmlPredefinedEntityValues[] = { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 31 | { "lt", "<" }, |
| 32 | { "gt", ">" }, |
| 33 | { "apos", "'" }, |
| 34 | { "quot", "\"" }, |
| 35 | { "amp", "&" } |
| 36 | }; |
| 37 | |
| 38 | /* |
Daniel Veillard | d79bcd1 | 2001-06-21 22:07:42 +0000 | [diff] [blame] | 39 | * TODO: This is GROSS, allocation of a 256 entry hash for |
| 40 | * a fixed number of 4 elements ! |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 41 | */ |
Daniel Veillard | b44025c | 2001-10-11 22:55:55 +0000 | [diff] [blame] | 42 | static xmlHashTablePtr xmlPredefinedEntities = NULL; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 43 | |
| 44 | /* |
| 45 | * xmlFreeEntity : clean-up an entity record. |
| 46 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 47 | static void xmlFreeEntity(xmlEntityPtr entity) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 48 | if (entity == NULL) return; |
| 49 | |
Daniel Veillard | 2209073 | 2001-07-16 00:06:07 +0000 | [diff] [blame] | 50 | if ((entity->children) && |
| 51 | (entity == (xmlEntityPtr) entity->children->parent)) |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 52 | xmlFreeNodeList(entity->children); |
| 53 | if (entity->name != NULL) |
| 54 | xmlFree((char *) entity->name); |
| 55 | if (entity->ExternalID != NULL) |
| 56 | xmlFree((char *) entity->ExternalID); |
| 57 | if (entity->SystemID != NULL) |
| 58 | xmlFree((char *) entity->SystemID); |
| 59 | if (entity->URI != NULL) |
| 60 | xmlFree((char *) entity->URI); |
| 61 | if (entity->content != NULL) |
| 62 | xmlFree((char *) entity->content); |
| 63 | if (entity->orig != NULL) |
| 64 | xmlFree((char *) entity->orig); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 65 | xmlFree(entity); |
| 66 | } |
| 67 | |
| 68 | /* |
| 69 | * xmlAddEntity : register a new entity for an entities table. |
| 70 | */ |
| 71 | static xmlEntityPtr |
| 72 | xmlAddEntity(xmlDtdPtr dtd, const xmlChar *name, int type, |
| 73 | const xmlChar *ExternalID, const xmlChar *SystemID, |
| 74 | const xmlChar *content) { |
| 75 | xmlEntitiesTablePtr table = NULL; |
| 76 | xmlEntityPtr ret; |
| 77 | |
| 78 | if (name == NULL) |
| 79 | return(NULL); |
| 80 | switch (type) { |
| 81 | case XML_INTERNAL_GENERAL_ENTITY: |
| 82 | case XML_EXTERNAL_GENERAL_PARSED_ENTITY: |
| 83 | case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: |
| 84 | if (dtd->entities == NULL) |
| 85 | dtd->entities = xmlHashCreate(0); |
| 86 | table = dtd->entities; |
| 87 | break; |
| 88 | case XML_INTERNAL_PARAMETER_ENTITY: |
| 89 | case XML_EXTERNAL_PARAMETER_ENTITY: |
| 90 | if (dtd->pentities == NULL) |
| 91 | dtd->pentities = xmlHashCreate(0); |
| 92 | table = dtd->pentities; |
| 93 | break; |
| 94 | case XML_INTERNAL_PREDEFINED_ENTITY: |
| 95 | if (xmlPredefinedEntities == NULL) |
| 96 | xmlPredefinedEntities = xmlHashCreate(8); |
| 97 | table = xmlPredefinedEntities; |
| 98 | } |
| 99 | if (table == NULL) |
| 100 | return(NULL); |
| 101 | ret = (xmlEntityPtr) xmlMalloc(sizeof(xmlEntity)); |
| 102 | if (ret == NULL) { |
| 103 | xmlGenericError(xmlGenericErrorContext, |
| 104 | "xmlAddEntity: out of memory\n"); |
| 105 | return(NULL); |
| 106 | } |
| 107 | memset(ret, 0, sizeof(xmlEntity)); |
| 108 | ret->type = XML_ENTITY_DECL; |
| 109 | |
| 110 | /* |
| 111 | * fill the structure. |
| 112 | */ |
| 113 | ret->name = xmlStrdup(name); |
| 114 | ret->etype = (xmlEntityType) type; |
| 115 | if (ExternalID != NULL) |
| 116 | ret->ExternalID = xmlStrdup(ExternalID); |
| 117 | if (SystemID != NULL) |
| 118 | ret->SystemID = xmlStrdup(SystemID); |
| 119 | if (content != NULL) { |
| 120 | ret->length = xmlStrlen(content); |
| 121 | ret->content = xmlStrndup(content, ret->length); |
| 122 | } else { |
| 123 | ret->length = 0; |
| 124 | ret->content = NULL; |
| 125 | } |
| 126 | ret->URI = NULL; /* to be computed by the layer knowing |
| 127 | the defining entity */ |
| 128 | ret->orig = NULL; |
| 129 | |
| 130 | if (xmlHashAddEntry(table, name, ret)) { |
| 131 | /* |
| 132 | * entity was already defined at another level. |
| 133 | */ |
| 134 | xmlFreeEntity(ret); |
| 135 | return(NULL); |
| 136 | } |
| 137 | return(ret); |
| 138 | } |
| 139 | |
| 140 | /** |
| 141 | * xmlInitializePredefinedEntities: |
| 142 | * |
| 143 | * Set up the predefined entities. |
| 144 | */ |
| 145 | void xmlInitializePredefinedEntities(void) { |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 146 | unsigned int i; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 147 | xmlChar name[50]; |
| 148 | xmlChar value[50]; |
| 149 | const char *in; |
| 150 | xmlChar *out; |
| 151 | |
| 152 | if (xmlPredefinedEntities != NULL) return; |
| 153 | |
| 154 | xmlPredefinedEntities = xmlCreateEntitiesTable(); |
| 155 | for (i = 0;i < sizeof(xmlPredefinedEntityValues) / |
| 156 | sizeof(xmlPredefinedEntityValues[0]);i++) { |
| 157 | in = xmlPredefinedEntityValues[i].name; |
| 158 | out = &name[0]; |
| 159 | for (;(*out++ = (xmlChar) *in);)in++; |
| 160 | in = xmlPredefinedEntityValues[i].value; |
| 161 | out = &value[0]; |
| 162 | for (;(*out++ = (xmlChar) *in);)in++; |
| 163 | |
| 164 | xmlAddEntity(NULL, (const xmlChar *) &name[0], |
| 165 | XML_INTERNAL_PREDEFINED_ENTITY, NULL, NULL, |
| 166 | &value[0]); |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * xmlCleanupPredefinedEntities: |
| 172 | * |
| 173 | * Cleanup up the predefined entities table. |
| 174 | */ |
| 175 | void xmlCleanupPredefinedEntities(void) { |
| 176 | if (xmlPredefinedEntities == NULL) return; |
| 177 | |
| 178 | xmlFreeEntitiesTable(xmlPredefinedEntities); |
| 179 | xmlPredefinedEntities = NULL; |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * xmlGetPredefinedEntity: |
| 184 | * @name: the entity name |
| 185 | * |
| 186 | * Check whether this name is an predefined entity. |
| 187 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 188 | * Returns NULL if not, otherwise the entity |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 189 | */ |
| 190 | xmlEntityPtr |
| 191 | xmlGetPredefinedEntity(const xmlChar *name) { |
| 192 | if (xmlPredefinedEntities == NULL) |
| 193 | xmlInitializePredefinedEntities(); |
| 194 | return((xmlEntityPtr) xmlHashLookup(xmlPredefinedEntities, name)); |
| 195 | } |
| 196 | |
| 197 | /** |
| 198 | * xmlAddDtdEntity: |
| 199 | * @doc: the document |
| 200 | * @name: the entity name |
| 201 | * @type: the entity type XML_xxx_yyy_ENTITY |
| 202 | * @ExternalID: the entity external ID if available |
| 203 | * @SystemID: the entity system ID if available |
| 204 | * @content: the entity content |
| 205 | * |
| 206 | * Register a new entity for this document DTD external subset. |
| 207 | * |
| 208 | * Returns a pointer to the entity or NULL in case of error |
| 209 | */ |
| 210 | xmlEntityPtr |
| 211 | xmlAddDtdEntity(xmlDocPtr doc, const xmlChar *name, int type, |
| 212 | const xmlChar *ExternalID, const xmlChar *SystemID, |
| 213 | const xmlChar *content) { |
| 214 | xmlEntityPtr ret; |
| 215 | xmlDtdPtr dtd; |
| 216 | |
| 217 | if (doc == NULL) { |
| 218 | xmlGenericError(xmlGenericErrorContext, |
| 219 | "xmlAddDtdEntity: doc == NULL !\n"); |
| 220 | return(NULL); |
| 221 | } |
| 222 | if (doc->extSubset == NULL) { |
| 223 | xmlGenericError(xmlGenericErrorContext, |
| 224 | "xmlAddDtdEntity: document without external subset !\n"); |
| 225 | return(NULL); |
| 226 | } |
| 227 | dtd = doc->extSubset; |
| 228 | ret = xmlAddEntity(dtd, name, type, ExternalID, SystemID, content); |
| 229 | if (ret == NULL) return(NULL); |
| 230 | |
| 231 | /* |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 232 | * Link it to the DTD |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 233 | */ |
| 234 | ret->parent = dtd; |
| 235 | ret->doc = dtd->doc; |
| 236 | if (dtd->last == NULL) { |
| 237 | dtd->children = dtd->last = (xmlNodePtr) ret; |
| 238 | } else { |
| 239 | dtd->last->next = (xmlNodePtr) ret; |
| 240 | ret->prev = dtd->last; |
| 241 | dtd->last = (xmlNodePtr) ret; |
| 242 | } |
| 243 | return(ret); |
| 244 | } |
| 245 | |
| 246 | /** |
| 247 | * xmlAddDocEntity: |
| 248 | * @doc: the document |
| 249 | * @name: the entity name |
| 250 | * @type: the entity type XML_xxx_yyy_ENTITY |
| 251 | * @ExternalID: the entity external ID if available |
| 252 | * @SystemID: the entity system ID if available |
| 253 | * @content: the entity content |
| 254 | * |
| 255 | * Register a new entity for this document. |
| 256 | * |
| 257 | * Returns a pointer to the entity or NULL in case of error |
| 258 | */ |
| 259 | xmlEntityPtr |
| 260 | xmlAddDocEntity(xmlDocPtr doc, const xmlChar *name, int type, |
| 261 | const xmlChar *ExternalID, const xmlChar *SystemID, |
| 262 | const xmlChar *content) { |
| 263 | xmlEntityPtr ret; |
| 264 | xmlDtdPtr dtd; |
| 265 | |
| 266 | if (doc == NULL) { |
| 267 | xmlGenericError(xmlGenericErrorContext, |
| 268 | "xmlAddDocEntity: document is NULL !\n"); |
| 269 | return(NULL); |
| 270 | } |
| 271 | if (doc->intSubset == NULL) { |
| 272 | xmlGenericError(xmlGenericErrorContext, |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 273 | "xmlAddDocEntity: document without internal subset !\n"); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 274 | return(NULL); |
| 275 | } |
| 276 | dtd = doc->intSubset; |
| 277 | ret = xmlAddEntity(dtd, name, type, ExternalID, SystemID, content); |
| 278 | if (ret == NULL) return(NULL); |
| 279 | |
| 280 | /* |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 281 | * Link it to the DTD |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 282 | */ |
| 283 | ret->parent = dtd; |
| 284 | ret->doc = dtd->doc; |
| 285 | if (dtd->last == NULL) { |
| 286 | dtd->children = dtd->last = (xmlNodePtr) ret; |
| 287 | } else { |
| 288 | dtd->last->next = (xmlNodePtr) ret; |
| 289 | ret->prev = dtd->last; |
| 290 | dtd->last = (xmlNodePtr) ret; |
| 291 | } |
| 292 | return(ret); |
| 293 | } |
| 294 | |
| 295 | /** |
| 296 | * xmlGetEntityFromTable: |
| 297 | * @table: an entity table |
| 298 | * @name: the entity name |
| 299 | * @parameter: look for parameter entities |
| 300 | * |
| 301 | * Do an entity lookup in the table. |
| 302 | * returns the corresponding parameter entity, if found. |
| 303 | * |
| 304 | * Returns A pointer to the entity structure or NULL if not found. |
| 305 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 306 | static xmlEntityPtr |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 307 | xmlGetEntityFromTable(xmlEntitiesTablePtr table, const xmlChar *name) { |
| 308 | return((xmlEntityPtr) xmlHashLookup(table, name)); |
| 309 | } |
| 310 | |
| 311 | /** |
| 312 | * xmlGetParameterEntity: |
| 313 | * @doc: the document referencing the entity |
| 314 | * @name: the entity name |
| 315 | * |
| 316 | * Do an entity lookup in the internal and external subsets and |
| 317 | * returns the corresponding parameter entity, if found. |
| 318 | * |
| 319 | * Returns A pointer to the entity structure or NULL if not found. |
| 320 | */ |
| 321 | xmlEntityPtr |
| 322 | xmlGetParameterEntity(xmlDocPtr doc, const xmlChar *name) { |
| 323 | xmlEntitiesTablePtr table; |
| 324 | xmlEntityPtr ret; |
| 325 | |
| 326 | if ((doc->intSubset != NULL) && (doc->intSubset->pentities != NULL)) { |
| 327 | table = (xmlEntitiesTablePtr) doc->intSubset->pentities; |
| 328 | ret = xmlGetEntityFromTable(table, name); |
| 329 | if (ret != NULL) |
| 330 | return(ret); |
| 331 | } |
| 332 | if ((doc->extSubset != NULL) && (doc->extSubset->pentities != NULL)) { |
| 333 | table = (xmlEntitiesTablePtr) doc->extSubset->pentities; |
| 334 | return(xmlGetEntityFromTable(table, name)); |
| 335 | } |
| 336 | return(NULL); |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * xmlGetDtdEntity: |
| 341 | * @doc: the document referencing the entity |
| 342 | * @name: the entity name |
| 343 | * |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 344 | * Do an entity lookup in the DTD entity hash table and |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 345 | * returns the corresponding entity, if found. |
| 346 | * |
| 347 | * Returns A pointer to the entity structure or NULL if not found. |
| 348 | */ |
| 349 | xmlEntityPtr |
| 350 | xmlGetDtdEntity(xmlDocPtr doc, const xmlChar *name) { |
| 351 | xmlEntitiesTablePtr table; |
| 352 | |
| 353 | if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) { |
| 354 | table = (xmlEntitiesTablePtr) doc->extSubset->entities; |
| 355 | return(xmlGetEntityFromTable(table, name)); |
| 356 | } |
| 357 | return(NULL); |
| 358 | } |
| 359 | |
| 360 | /** |
| 361 | * xmlGetDocEntity: |
| 362 | * @doc: the document referencing the entity |
| 363 | * @name: the entity name |
| 364 | * |
| 365 | * Do an entity lookup in the document entity hash table and |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 366 | * returns the corresponding entity, otherwise a lookup is done |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 367 | * in the predefined entities too. |
| 368 | * |
| 369 | * Returns A pointer to the entity structure or NULL if not found. |
| 370 | */ |
| 371 | xmlEntityPtr |
| 372 | xmlGetDocEntity(xmlDocPtr doc, const xmlChar *name) { |
| 373 | xmlEntityPtr cur; |
| 374 | xmlEntitiesTablePtr table; |
| 375 | |
| 376 | if (doc != NULL) { |
| 377 | if ((doc->intSubset != NULL) && (doc->intSubset->entities != NULL)) { |
| 378 | table = (xmlEntitiesTablePtr) doc->intSubset->entities; |
| 379 | cur = xmlGetEntityFromTable(table, name); |
| 380 | if (cur != NULL) |
| 381 | return(cur); |
| 382 | } |
| 383 | if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) { |
| 384 | table = (xmlEntitiesTablePtr) doc->extSubset->entities; |
| 385 | cur = xmlGetEntityFromTable(table, name); |
| 386 | if (cur != NULL) |
| 387 | return(cur); |
| 388 | } |
| 389 | } |
| 390 | if (xmlPredefinedEntities == NULL) |
| 391 | xmlInitializePredefinedEntities(); |
| 392 | table = xmlPredefinedEntities; |
| 393 | return(xmlGetEntityFromTable(table, name)); |
| 394 | } |
| 395 | |
| 396 | /* |
| 397 | * [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] |
| 398 | * | [#x10000-#x10FFFF] |
| 399 | * any Unicode character, excluding the surrogate blocks, FFFE, and FFFF. |
| 400 | */ |
| 401 | #define IS_CHAR(c) \ |
| 402 | (((c) == 0x09) || ((c) == 0x0a) || ((c) == 0x0d) || \ |
| 403 | (((c) >= 0x20) && ((c) != 0xFFFE) && ((c) != 0xFFFF))) |
| 404 | |
| 405 | /* |
| 406 | * A buffer used for converting entities to their equivalent and back. |
| 407 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 408 | static int static_buffer_size = 0; |
| 409 | static xmlChar *static_buffer = NULL; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 410 | |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 411 | static int growBuffer(void) { |
| 412 | static_buffer_size *= 2; |
| 413 | static_buffer = (xmlChar *) xmlRealloc(static_buffer, static_buffer_size * sizeof(xmlChar)); |
| 414 | if (static_buffer == NULL) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 415 | perror("realloc failed"); |
| 416 | return(-1); |
| 417 | } |
| 418 | return(0); |
| 419 | } |
| 420 | |
| 421 | |
| 422 | /** |
| 423 | * xmlEncodeEntities: |
| 424 | * @doc: the document containing the string |
| 425 | * @input: A string to convert to XML. |
| 426 | * |
| 427 | * Do a global encoding of a string, replacing the predefined entities |
| 428 | * and non ASCII values with their entities and CharRef counterparts. |
| 429 | * |
| 430 | * TODO: remove xmlEncodeEntities, once we are not afraid of breaking binary |
| 431 | * compatibility |
| 432 | * |
| 433 | * People must migrate their code to xmlEncodeEntitiesReentrant ! |
| 434 | * This routine will issue a warning when encountered. |
| 435 | * |
| 436 | * Returns A newly allocated string with the substitution done. |
| 437 | */ |
| 438 | const xmlChar * |
| 439 | xmlEncodeEntities(xmlDocPtr doc, const xmlChar *input) { |
| 440 | const xmlChar *cur = input; |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 441 | xmlChar *out = static_buffer; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 442 | static int warning = 1; |
| 443 | int html = 0; |
| 444 | |
| 445 | |
| 446 | if (warning) { |
| 447 | xmlGenericError(xmlGenericErrorContext, |
| 448 | "Deprecated API xmlEncodeEntities() used\n"); |
| 449 | xmlGenericError(xmlGenericErrorContext, |
| 450 | " change code to use xmlEncodeEntitiesReentrant()\n"); |
| 451 | warning = 0; |
| 452 | } |
| 453 | |
| 454 | if (input == NULL) return(NULL); |
| 455 | if (doc != NULL) |
| 456 | html = (doc->type == XML_HTML_DOCUMENT_NODE); |
| 457 | |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 458 | if (static_buffer == NULL) { |
| 459 | static_buffer_size = 1000; |
| 460 | static_buffer = (xmlChar *) xmlMalloc(static_buffer_size * sizeof(xmlChar)); |
| 461 | if (static_buffer == NULL) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 462 | perror("malloc failed"); |
| 463 | return(NULL); |
| 464 | } |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 465 | out = static_buffer; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 466 | } |
| 467 | while (*cur != '\0') { |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 468 | if (out - static_buffer > static_buffer_size - 100) { |
| 469 | int indx = out - static_buffer; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 470 | |
| 471 | growBuffer(); |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 472 | out = &static_buffer[indx]; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 473 | } |
| 474 | |
| 475 | /* |
| 476 | * By default one have to encode at least '<', '>', '"' and '&' ! |
| 477 | */ |
| 478 | if (*cur == '<') { |
| 479 | *out++ = '&'; |
| 480 | *out++ = 'l'; |
| 481 | *out++ = 't'; |
| 482 | *out++ = ';'; |
| 483 | } else if (*cur == '>') { |
| 484 | *out++ = '&'; |
| 485 | *out++ = 'g'; |
| 486 | *out++ = 't'; |
| 487 | *out++ = ';'; |
| 488 | } else if (*cur == '&') { |
| 489 | *out++ = '&'; |
| 490 | *out++ = 'a'; |
| 491 | *out++ = 'm'; |
| 492 | *out++ = 'p'; |
| 493 | *out++ = ';'; |
| 494 | } else if (*cur == '"') { |
| 495 | *out++ = '&'; |
| 496 | *out++ = 'q'; |
| 497 | *out++ = 'u'; |
| 498 | *out++ = 'o'; |
| 499 | *out++ = 't'; |
| 500 | *out++ = ';'; |
| 501 | } else if ((*cur == '\'') && (!html)) { |
| 502 | *out++ = '&'; |
| 503 | *out++ = 'a'; |
| 504 | *out++ = 'p'; |
| 505 | *out++ = 'o'; |
| 506 | *out++ = 's'; |
| 507 | *out++ = ';'; |
| 508 | } else if (((*cur >= 0x20) && (*cur < 0x80)) || |
| 509 | (*cur == '\n') || (*cur == '\r') || (*cur == '\t')) { |
| 510 | /* |
| 511 | * default case, just copy ! |
| 512 | */ |
| 513 | *out++ = *cur; |
| 514 | #ifndef USE_UTF_8 |
| 515 | } else if ((sizeof(xmlChar) == 1) && (*cur >= 0x80)) { |
| 516 | char buf[10], *ptr; |
| 517 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 518 | snprintf(buf, sizeof(buf), "&#%d;", *cur); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 519 | buf[sizeof(buf) - 1] = 0; |
| 520 | ptr = buf; |
| 521 | while (*ptr != 0) *out++ = *ptr++; |
| 522 | #endif |
| 523 | } else if (IS_CHAR(*cur)) { |
| 524 | char buf[10], *ptr; |
| 525 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 526 | snprintf(buf, sizeof(buf), "&#%d;", *cur); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 527 | buf[sizeof(buf) - 1] = 0; |
| 528 | ptr = buf; |
| 529 | while (*ptr != 0) *out++ = *ptr++; |
| 530 | } |
| 531 | #if 0 |
| 532 | else { |
| 533 | /* |
| 534 | * default case, this is not a valid char ! |
| 535 | * Skip it... |
| 536 | */ |
| 537 | xmlGenericError(xmlGenericErrorContext, |
| 538 | "xmlEncodeEntities: invalid char %d\n", (int) *cur); |
| 539 | } |
| 540 | #endif |
| 541 | cur++; |
| 542 | } |
| 543 | *out++ = 0; |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 544 | return(static_buffer); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | /* |
| 548 | * Macro used to grow the current buffer. |
| 549 | */ |
| 550 | #define growBufferReentrant() { \ |
| 551 | buffer_size *= 2; \ |
| 552 | buffer = (xmlChar *) \ |
| 553 | xmlRealloc(buffer, buffer_size * sizeof(xmlChar)); \ |
| 554 | if (buffer == NULL) { \ |
| 555 | perror("realloc failed"); \ |
| 556 | return(NULL); \ |
| 557 | } \ |
| 558 | } |
| 559 | |
| 560 | |
| 561 | /** |
| 562 | * xmlEncodeEntitiesReentrant: |
| 563 | * @doc: the document containing the string |
| 564 | * @input: A string to convert to XML. |
| 565 | * |
| 566 | * Do a global encoding of a string, replacing the predefined entities |
| 567 | * and non ASCII values with their entities and CharRef counterparts. |
| 568 | * Contrary to xmlEncodeEntities, this routine is reentrant, and result |
| 569 | * must be deallocated. |
| 570 | * |
| 571 | * Returns A newly allocated string with the substitution done. |
| 572 | */ |
| 573 | xmlChar * |
| 574 | xmlEncodeEntitiesReentrant(xmlDocPtr doc, const xmlChar *input) { |
| 575 | const xmlChar *cur = input; |
| 576 | xmlChar *buffer = NULL; |
| 577 | xmlChar *out = NULL; |
| 578 | int buffer_size = 0; |
| 579 | int html = 0; |
| 580 | |
| 581 | if (input == NULL) return(NULL); |
| 582 | if (doc != NULL) |
| 583 | html = (doc->type == XML_HTML_DOCUMENT_NODE); |
| 584 | |
| 585 | /* |
| 586 | * allocate an translation buffer. |
| 587 | */ |
| 588 | buffer_size = 1000; |
| 589 | buffer = (xmlChar *) xmlMalloc(buffer_size * sizeof(xmlChar)); |
| 590 | if (buffer == NULL) { |
| 591 | perror("malloc failed"); |
| 592 | return(NULL); |
| 593 | } |
| 594 | out = buffer; |
| 595 | |
| 596 | while (*cur != '\0') { |
| 597 | if (out - buffer > buffer_size - 100) { |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 598 | int indx = out - buffer; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 599 | |
| 600 | growBufferReentrant(); |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 601 | out = &buffer[indx]; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 602 | } |
| 603 | |
| 604 | /* |
| 605 | * By default one have to encode at least '<', '>', '"' and '&' ! |
| 606 | */ |
| 607 | if (*cur == '<') { |
| 608 | *out++ = '&'; |
| 609 | *out++ = 'l'; |
| 610 | *out++ = 't'; |
| 611 | *out++ = ';'; |
| 612 | } else if (*cur == '>') { |
| 613 | *out++ = '&'; |
| 614 | *out++ = 'g'; |
| 615 | *out++ = 't'; |
| 616 | *out++ = ';'; |
| 617 | } else if (*cur == '&') { |
| 618 | *out++ = '&'; |
| 619 | *out++ = 'a'; |
| 620 | *out++ = 'm'; |
| 621 | *out++ = 'p'; |
| 622 | *out++ = ';'; |
| 623 | } else if (*cur == '"') { |
| 624 | *out++ = '&'; |
| 625 | *out++ = 'q'; |
| 626 | *out++ = 'u'; |
| 627 | *out++ = 'o'; |
| 628 | *out++ = 't'; |
| 629 | *out++ = ';'; |
| 630 | #if 0 |
| 631 | } else if ((*cur == '\'') && (!html)) { |
| 632 | *out++ = '&'; |
| 633 | *out++ = 'a'; |
| 634 | *out++ = 'p'; |
| 635 | *out++ = 'o'; |
| 636 | *out++ = 's'; |
| 637 | *out++ = ';'; |
| 638 | #endif |
| 639 | } else if (((*cur >= 0x20) && (*cur < 0x80)) || |
| 640 | (*cur == '\n') || (*cur == '\r') || (*cur == '\t')) { |
| 641 | /* |
| 642 | * default case, just copy ! |
| 643 | */ |
| 644 | *out++ = *cur; |
| 645 | } else if (*cur >= 0x80) { |
Daniel Veillard | 122376b | 2001-04-24 12:12:30 +0000 | [diff] [blame] | 646 | if (((doc != NULL) && (doc->encoding != NULL)) || (html)) { |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 647 | /* |
| 648 | * Bjørn Reese <br@sseusa.com> provided the patch |
| 649 | xmlChar xc; |
| 650 | xc = (*cur & 0x3F) << 6; |
| 651 | if (cur[1] != 0) { |
| 652 | xc += *(++cur) & 0x3F; |
| 653 | *out++ = xc; |
| 654 | } else |
| 655 | */ |
| 656 | *out++ = *cur; |
| 657 | } else { |
| 658 | /* |
| 659 | * We assume we have UTF-8 input. |
| 660 | */ |
| 661 | char buf[10], *ptr; |
| 662 | int val = 0, l = 1; |
| 663 | |
| 664 | if (*cur < 0xC0) { |
| 665 | xmlGenericError(xmlGenericErrorContext, |
| 666 | "xmlEncodeEntitiesReentrant : input not UTF-8\n"); |
Daniel Veillard | 122376b | 2001-04-24 12:12:30 +0000 | [diff] [blame] | 667 | if (doc != NULL) |
| 668 | doc->encoding = xmlStrdup(BAD_CAST "ISO-8859-1"); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 669 | snprintf(buf, sizeof(buf), "&#%d;", *cur); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 670 | buf[sizeof(buf) - 1] = 0; |
| 671 | ptr = buf; |
| 672 | while (*ptr != 0) *out++ = *ptr++; |
Daniel Veillard | 05c13a2 | 2001-09-09 08:38:09 +0000 | [diff] [blame] | 673 | cur++; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 674 | continue; |
| 675 | } else if (*cur < 0xE0) { |
| 676 | val = (cur[0]) & 0x1F; |
| 677 | val <<= 6; |
| 678 | val |= (cur[1]) & 0x3F; |
| 679 | l = 2; |
| 680 | } else if (*cur < 0xF0) { |
| 681 | val = (cur[0]) & 0x0F; |
| 682 | val <<= 6; |
| 683 | val |= (cur[1]) & 0x3F; |
| 684 | val <<= 6; |
| 685 | val |= (cur[2]) & 0x3F; |
| 686 | l = 3; |
| 687 | } else if (*cur < 0xF8) { |
| 688 | val = (cur[0]) & 0x07; |
| 689 | val <<= 6; |
| 690 | val |= (cur[1]) & 0x3F; |
| 691 | val <<= 6; |
| 692 | val |= (cur[2]) & 0x3F; |
| 693 | val <<= 6; |
| 694 | val |= (cur[3]) & 0x3F; |
| 695 | l = 4; |
| 696 | } |
| 697 | if ((l == 1) || (!IS_CHAR(val))) { |
| 698 | xmlGenericError(xmlGenericErrorContext, |
| 699 | "xmlEncodeEntitiesReentrant : char out of range\n"); |
Daniel Veillard | 122376b | 2001-04-24 12:12:30 +0000 | [diff] [blame] | 700 | if (doc != NULL) |
| 701 | doc->encoding = xmlStrdup(BAD_CAST "ISO-8859-1"); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 702 | snprintf(buf, sizeof(buf), "&#%d;", *cur); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 703 | buf[sizeof(buf) - 1] = 0; |
| 704 | ptr = buf; |
| 705 | while (*ptr != 0) *out++ = *ptr++; |
| 706 | cur++; |
| 707 | continue; |
| 708 | } |
| 709 | /* |
| 710 | * We could do multiple things here. Just save as a char ref |
| 711 | */ |
Daniel Veillard | 1669828 | 2001-09-14 10:29:27 +0000 | [diff] [blame] | 712 | if (html) |
| 713 | snprintf(buf, sizeof(buf), "&#%d;", val); |
| 714 | else |
| 715 | snprintf(buf, sizeof(buf), "&#x%X;", val); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 716 | buf[sizeof(buf) - 1] = 0; |
| 717 | ptr = buf; |
| 718 | while (*ptr != 0) *out++ = *ptr++; |
| 719 | cur += l; |
| 720 | continue; |
| 721 | } |
| 722 | } else if (IS_CHAR(*cur)) { |
| 723 | char buf[10], *ptr; |
| 724 | |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 725 | snprintf(buf, sizeof(buf), "&#%d;", *cur); |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 726 | buf[sizeof(buf) - 1] = 0; |
| 727 | ptr = buf; |
| 728 | while (*ptr != 0) *out++ = *ptr++; |
| 729 | } |
| 730 | #if 0 |
| 731 | else { |
| 732 | /* |
| 733 | * default case, this is not a valid char ! |
| 734 | * Skip it... |
| 735 | */ |
| 736 | xmlGenericError(xmlGenericErrorContext, |
| 737 | "xmlEncodeEntities: invalid char %d\n", (int) *cur); |
| 738 | } |
| 739 | #endif |
| 740 | cur++; |
| 741 | } |
| 742 | *out++ = 0; |
| 743 | return(buffer); |
| 744 | } |
| 745 | |
| 746 | /** |
| 747 | * xmlEncodeSpecialChars: |
| 748 | * @doc: the document containing the string |
| 749 | * @input: A string to convert to XML. |
| 750 | * |
| 751 | * Do a global encoding of a string, replacing the predefined entities |
| 752 | * this routine is reentrant, and result must be deallocated. |
| 753 | * |
| 754 | * Returns A newly allocated string with the substitution done. |
| 755 | */ |
| 756 | xmlChar * |
| 757 | xmlEncodeSpecialChars(xmlDocPtr doc, const xmlChar *input) { |
| 758 | const xmlChar *cur = input; |
| 759 | xmlChar *buffer = NULL; |
| 760 | xmlChar *out = NULL; |
| 761 | int buffer_size = 0; |
| 762 | int html = 0; |
| 763 | |
| 764 | if (input == NULL) return(NULL); |
| 765 | if (doc != NULL) |
| 766 | html = (doc->type == XML_HTML_DOCUMENT_NODE); |
| 767 | |
| 768 | /* |
| 769 | * allocate an translation buffer. |
| 770 | */ |
| 771 | buffer_size = 1000; |
| 772 | buffer = (xmlChar *) xmlMalloc(buffer_size * sizeof(xmlChar)); |
| 773 | if (buffer == NULL) { |
| 774 | perror("malloc failed"); |
| 775 | return(NULL); |
| 776 | } |
| 777 | out = buffer; |
| 778 | |
| 779 | while (*cur != '\0') { |
| 780 | if (out - buffer > buffer_size - 10) { |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 781 | int indx = out - buffer; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 782 | |
| 783 | growBufferReentrant(); |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 784 | out = &buffer[indx]; |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 785 | } |
| 786 | |
| 787 | /* |
| 788 | * By default one have to encode at least '<', '>', '"' and '&' ! |
| 789 | */ |
| 790 | if (*cur == '<') { |
| 791 | *out++ = '&'; |
| 792 | *out++ = 'l'; |
| 793 | *out++ = 't'; |
| 794 | *out++ = ';'; |
| 795 | } else if (*cur == '>') { |
| 796 | *out++ = '&'; |
| 797 | *out++ = 'g'; |
| 798 | *out++ = 't'; |
| 799 | *out++ = ';'; |
| 800 | } else if (*cur == '&') { |
| 801 | *out++ = '&'; |
| 802 | *out++ = 'a'; |
| 803 | *out++ = 'm'; |
| 804 | *out++ = 'p'; |
| 805 | *out++ = ';'; |
| 806 | } else if (*cur == '"') { |
| 807 | *out++ = '&'; |
| 808 | *out++ = 'q'; |
| 809 | *out++ = 'u'; |
| 810 | *out++ = 'o'; |
| 811 | *out++ = 't'; |
| 812 | *out++ = ';'; |
| 813 | } else { |
| 814 | /* |
| 815 | * Works because on UTF-8, all extended sequences cannot |
| 816 | * result in bytes in the ASCII range. |
| 817 | */ |
| 818 | *out++ = *cur; |
| 819 | } |
| 820 | cur++; |
| 821 | } |
| 822 | *out++ = 0; |
| 823 | return(buffer); |
| 824 | } |
| 825 | |
| 826 | /** |
| 827 | * xmlCreateEntitiesTable: |
| 828 | * |
| 829 | * create and initialize an empty entities hash table. |
| 830 | * |
| 831 | * Returns the xmlEntitiesTablePtr just created or NULL in case of error. |
| 832 | */ |
| 833 | xmlEntitiesTablePtr |
| 834 | xmlCreateEntitiesTable(void) { |
| 835 | return((xmlEntitiesTablePtr) xmlHashCreate(0)); |
| 836 | } |
| 837 | |
| 838 | /** |
| 839 | * xmlFreeEntitiesTable: |
| 840 | * @table: An entity table |
| 841 | * |
| 842 | * Deallocate the memory used by an entities hash table. |
| 843 | */ |
| 844 | void |
| 845 | xmlFreeEntitiesTable(xmlEntitiesTablePtr table) { |
| 846 | xmlHashFree(table, (xmlHashDeallocator) xmlFreeEntity); |
| 847 | } |
| 848 | |
| 849 | /** |
| 850 | * xmlCopyEntity: |
| 851 | * @ent: An entity |
| 852 | * |
| 853 | * Build a copy of an entity |
| 854 | * |
| 855 | * Returns the new xmlEntitiesPtr or NULL in case of error. |
| 856 | */ |
Daniel Veillard | 56a4cb8 | 2001-03-24 17:00:36 +0000 | [diff] [blame] | 857 | static xmlEntityPtr |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 858 | xmlCopyEntity(xmlEntityPtr ent) { |
| 859 | xmlEntityPtr cur; |
| 860 | |
| 861 | cur = (xmlEntityPtr) xmlMalloc(sizeof(xmlEntity)); |
| 862 | if (cur == NULL) { |
| 863 | xmlGenericError(xmlGenericErrorContext, |
| 864 | "xmlCopyEntity: out of memory !\n"); |
| 865 | return(NULL); |
| 866 | } |
| 867 | memset(cur, 0, sizeof(xmlEntity)); |
| 868 | cur->type = XML_ELEMENT_DECL; |
| 869 | |
| 870 | cur->etype = ent->etype; |
| 871 | if (ent->name != NULL) |
| 872 | cur->name = xmlStrdup(ent->name); |
| 873 | if (ent->ExternalID != NULL) |
| 874 | cur->ExternalID = xmlStrdup(ent->ExternalID); |
| 875 | if (ent->SystemID != NULL) |
| 876 | cur->SystemID = xmlStrdup(ent->SystemID); |
| 877 | if (ent->content != NULL) |
| 878 | cur->content = xmlStrdup(ent->content); |
| 879 | if (ent->orig != NULL) |
| 880 | cur->orig = xmlStrdup(ent->orig); |
| 881 | return(cur); |
| 882 | } |
| 883 | |
| 884 | /** |
| 885 | * xmlCopyEntitiesTable: |
| 886 | * @table: An entity table |
| 887 | * |
| 888 | * Build a copy of an entity table. |
| 889 | * |
| 890 | * Returns the new xmlEntitiesTablePtr or NULL in case of error. |
| 891 | */ |
| 892 | xmlEntitiesTablePtr |
| 893 | xmlCopyEntitiesTable(xmlEntitiesTablePtr table) { |
| 894 | return(xmlHashCopy(table, (xmlHashCopier) xmlCopyEntity)); |
| 895 | } |
| 896 | |
| 897 | /** |
| 898 | * xmlDumpEntityDecl: |
| 899 | * @buf: An XML buffer. |
| 900 | * @ent: An entity table |
| 901 | * |
| 902 | * This will dump the content of the entity table as an XML DTD definition |
| 903 | */ |
| 904 | void |
| 905 | xmlDumpEntityDecl(xmlBufferPtr buf, xmlEntityPtr ent) { |
| 906 | switch (ent->etype) { |
| 907 | case XML_INTERNAL_GENERAL_ENTITY: |
| 908 | xmlBufferWriteChar(buf, "<!ENTITY "); |
| 909 | xmlBufferWriteCHAR(buf, ent->name); |
| 910 | xmlBufferWriteChar(buf, " "); |
| 911 | if (ent->orig != NULL) |
| 912 | xmlBufferWriteQuotedString(buf, ent->orig); |
| 913 | else |
| 914 | xmlBufferWriteQuotedString(buf, ent->content); |
| 915 | xmlBufferWriteChar(buf, ">\n"); |
| 916 | break; |
| 917 | case XML_EXTERNAL_GENERAL_PARSED_ENTITY: |
| 918 | xmlBufferWriteChar(buf, "<!ENTITY "); |
| 919 | xmlBufferWriteCHAR(buf, ent->name); |
| 920 | if (ent->ExternalID != NULL) { |
| 921 | xmlBufferWriteChar(buf, " PUBLIC "); |
| 922 | xmlBufferWriteQuotedString(buf, ent->ExternalID); |
| 923 | xmlBufferWriteChar(buf, " "); |
| 924 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 925 | } else { |
| 926 | xmlBufferWriteChar(buf, " SYSTEM "); |
| 927 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 928 | } |
| 929 | xmlBufferWriteChar(buf, ">\n"); |
| 930 | break; |
| 931 | case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: |
| 932 | xmlBufferWriteChar(buf, "<!ENTITY "); |
| 933 | xmlBufferWriteCHAR(buf, ent->name); |
| 934 | if (ent->ExternalID != NULL) { |
| 935 | xmlBufferWriteChar(buf, " PUBLIC "); |
| 936 | xmlBufferWriteQuotedString(buf, ent->ExternalID); |
| 937 | xmlBufferWriteChar(buf, " "); |
| 938 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 939 | } else { |
| 940 | xmlBufferWriteChar(buf, " SYSTEM "); |
| 941 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 942 | } |
| 943 | if (ent->content != NULL) { /* Should be true ! */ |
| 944 | xmlBufferWriteChar(buf, " NDATA "); |
| 945 | if (ent->orig != NULL) |
| 946 | xmlBufferWriteCHAR(buf, ent->orig); |
| 947 | else |
| 948 | xmlBufferWriteCHAR(buf, ent->content); |
| 949 | } |
| 950 | xmlBufferWriteChar(buf, ">\n"); |
| 951 | break; |
| 952 | case XML_INTERNAL_PARAMETER_ENTITY: |
| 953 | xmlBufferWriteChar(buf, "<!ENTITY % "); |
| 954 | xmlBufferWriteCHAR(buf, ent->name); |
| 955 | xmlBufferWriteChar(buf, " "); |
| 956 | if (ent->orig == NULL) |
| 957 | xmlBufferWriteQuotedString(buf, ent->content); |
| 958 | else |
| 959 | xmlBufferWriteQuotedString(buf, ent->orig); |
| 960 | xmlBufferWriteChar(buf, ">\n"); |
| 961 | break; |
| 962 | case XML_EXTERNAL_PARAMETER_ENTITY: |
| 963 | xmlBufferWriteChar(buf, "<!ENTITY % "); |
| 964 | xmlBufferWriteCHAR(buf, ent->name); |
| 965 | if (ent->ExternalID != NULL) { |
| 966 | xmlBufferWriteChar(buf, " PUBLIC "); |
| 967 | xmlBufferWriteQuotedString(buf, ent->ExternalID); |
| 968 | xmlBufferWriteChar(buf, " "); |
| 969 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 970 | } else { |
| 971 | xmlBufferWriteChar(buf, " SYSTEM "); |
| 972 | xmlBufferWriteQuotedString(buf, ent->SystemID); |
| 973 | } |
| 974 | xmlBufferWriteChar(buf, ">\n"); |
| 975 | break; |
| 976 | default: |
| 977 | xmlGenericError(xmlGenericErrorContext, |
Daniel Veillard | cbaf399 | 2001-12-31 16:16:02 +0000 | [diff] [blame] | 978 | "xmlDumpEntitiesDecl: internal: unknown type %d\n", |
Owen Taylor | 3473f88 | 2001-02-23 17:55:21 +0000 | [diff] [blame] | 979 | ent->etype); |
| 980 | } |
| 981 | } |
| 982 | |
| 983 | /** |
| 984 | * xmlDumpEntitiesTable: |
| 985 | * @buf: An XML buffer. |
| 986 | * @table: An entity table |
| 987 | * |
| 988 | * This will dump the content of the entity table as an XML DTD definition |
| 989 | */ |
| 990 | void |
| 991 | xmlDumpEntitiesTable(xmlBufferPtr buf, xmlEntitiesTablePtr table) { |
| 992 | xmlHashScan(table, (xmlHashScanner)xmlDumpEntityDecl, buf); |
| 993 | } |