1 * Summary: internals routines and limits exported by the parser. 2 * Description: this module exports a number of internal parsing routines 3 * they are not really all intended for applications but 4 * can prove useful doing low level processing. 5 * 6 * Copy: See Copyright for the status of this software. 7 * 8 * Author: Patrick Monnerat <pm (a] datasphere.ch>, DATASPHERE S.A. 9 10 /if not defined(XML_PARSER_INTERNALS_H__) 11 /define XML_PARSER_INTERNALS_H__ 12 13 /include "libxmlrpg/xmlversion" 14 /include "libxmlrpg/parser" 15 /include "libxmlrpg/HTMLparser" 16 /include "libxmlrpg/chvalid" 17 18 * xmlParserMaxDepth: 19 * 20 * arbitrary depth limit for the XML documents that we allow to 21 * process. This is not a limitation of the parser but a safety 22 * boundary feature, use XML_PARSE_HUGE option to override it. 23 24 d xmlParserMaxDepth... 25 d s 10u 0 import('xmlParserMaxDepth') 26 27 * XML_MAX_TEXT_LENGTH: 28 * 29 * Maximum size allowed for a single text node when building a tree. 30 * This is not a limitation of the parser but a safety boundary feature, 31 * use XML_PARSE_HUGE option to override it. 32 * Introduced in 2.9.0 33 34 d XML_MAX_TEXT_LENGTH... 35 d c 10000000 36 37 * XML_MAX_NAME_LENGTH: 38 * 39 * Maximum size allowed for a markup identitier 40 * This is not a limitation of the parser but a safety boundary feature, 41 * use XML_PARSE_HUGE option to override it. 42 * Note that with the use of parsing dictionaries overriding the limit 43 * may result in more runtime memory usage in face of "unfriendly' content 44 * Introduced in 2.9.0 45 46 d XML_MAX_NAME_LENGTH... 47 d c 50000 48 49 * XML_MAX_DICTIONARY_LIMIT: 50 * 51 * Maximum size allowed by the parser for a dictionary by default 52 * This is not a limitation of the parser but a safety boundary feature, 53 * use XML_PARSE_HUGE option to override it. 54 * Introduced in 2.9.0 55 56 d XML_MAX_DICTIONARY_LIMIT... 57 d c 10000000 58 59 * XML_MAX_LOOKUP_LIMIT: 60 * 61 * Maximum size allowed by the parser for ahead lookup 62 * This is an upper boundary enforced by the parser to avoid bad 63 * behaviour on "unfriendly' content 64 * Introduced in 2.9.0 65 66 d XML_MAX_LOOKUP_LIMIT... 67 d c 10000000 68 69 * XML_MAX_NAMELEN: 70 * 71 * Identifiers can be longer, but this will be more costly 72 * at runtime. 73 74 d XML_MAX_NAMELEN... 75 d c 100 76 77 * INPUT_CHUNK: 78 * 79 * The parser tries to always have that amount of input ready. 80 * One of the point is providing context when reporting errors. 81 82 d INPUT_CHUNK c 250 83 84 * Global variables used for predefined strings. 85 86 d xmlStringText s 4 import('xmlStringText') \0 in 5th byte 87 88 d xmlStringTextNoenc... 89 d s 9 import('xmlStringTextNoenc') \0 in 10th byte 90 91 d xmlStringComment... 92 d s 7 import('xmlStringComment') \0 in 8th byte 93 94 * Function to finish the work of the macros where needed. 95 96 d xmlIsLetter pr 10i 0 extproc('xmlIsLetter') 97 d c 10i 0 value 98 99 * Parser context. 100 101 d xmlCreateFileParserCtxt... 102 d pr extproc('xmlCreateFileParserCtxt') 103 d like(xmlParserCtxtPtr) 104 d filename * value options(*string) const char * 105 106 d xmlCreateURLParserCtxt... 107 d pr extproc('xmlCreateURLParserCtxt') 108 d like(xmlParserCtxtPtr) 109 d filename * value options(*string) const char * 110 d options 10i 0 value 111 112 d xmlCreateMemoryParserCtxt... 113 d pr extproc('xmlCreateMemoryParserCtxt') 114 d like(xmlParserCtxtPtr) 115 d buffer * value options(*string) const char * 116 d size 10i 0 value 117 118 d xmlCreateEntityParserCtxt... 119 d pr extproc('xmlCreateEntityParserCtxt') 120 d like(xmlParserCtxtPtr) 121 d URL * value options(*string) const xmlChar * 122 d ID * value options(*string) const xmlChar * 123 d base * value options(*string) const xmlChar * 124 125 d xmlSwitchEncoding... 126 d pr 10i 0 extproc('xmlSwitchEncoding') 127 d ctxt value like(xmlParserCtxtPtr) 128 d enc value like(xmlCharEncoding) 129 130 d xmlSwitchToEncoding... 131 d pr 10i 0 extproc('xmlSwitchToEncoding') 132 d ctxt value like(xmlParserCtxtPtr) 133 d handler value like(xmlCharEncodingHandlerPtr) 134 135 d xmlSwitchInputEncoding... 136 d pr 10i 0 extproc('xmlSwitchInputEncoding') 137 d ctxt value like(xmlParserCtxtPtr) 138 d input value like(xmlParserInputPtr) 139 d handler value like(xmlCharEncodingHandlerPtr) 140 141 * Input Streams. 142 143 d xmlNewStringInputStream... 144 d pr extproc('xmlNewStringInputStream') 145 d like(xmlParserInputPtr) 146 d ctxt value like(xmlParserCtxtPtr) 147 d buffer * value options(*string) const xmlChar * 148 149 d xmlNewEntityInputStream... 150 d pr extproc('xmlNewEntityInputStream') 151 d like(xmlParserInputPtr) 152 d ctxt value like(xmlParserCtxtPtr) 153 d entity value like(xmlEntityPtr) 154 155 d xmlPushInput pr 10i 0 extproc('xmlPushInput') 156 d ctxt value like(xmlParserCtxtPtr) 157 d input value like(xmlParserInputPtr) 158 159 d xmlPopInput pr extproc('xmlPopInput') 160 d like(xmlChar) 161 d ctxt value like(xmlParserCtxtPtr) 162 163 d xmlFreeInputStream... 164 d pr extproc('xmlFreeInputStream') 165 d input value like(xmlParserInputPtr) 166 167 d xmlNewInputFromFile... 168 d pr extproc('xmlNewInputFromFile') 169 d like(xmlParserInputPtr) 170 d ctxt value like(xmlParserCtxtPtr) 171 d filename * value options(*string) const char * 172 173 d xmlNewInputStream... 174 d pr extproc('xmlNewInputStream') 175 d like(xmlParserInputPtr) 176 d ctxt value like(xmlParserCtxtPtr) 177 178 * Namespaces. 179 180 d xmlSplitQName pr * extproc('xmlSplitQName') xmlChar * 181 d ctxt value like(xmlParserCtxtPtr) 182 d name * value options(*string) const xmlChar * 183 d prefix * xmlChar *(*) 184 185 * Generic production rules. 186 187 d xmlParseName pr * extproc('xmlParseName') const xmlChar * 188 d ctxt value like(xmlParserCtxtPtr) 189 190 d xmlParseNmtoken... 191 d pr * extproc('xmlParseNmtoken') xmlChar * 192 d ctxt value like(xmlParserCtxtPtr) 193 194 d xmlParseEntityValue... 195 d pr * extproc('xmlParseEntityValue') xmlChar * 196 d ctxt value like(xmlParserCtxtPtr) 197 d orig * xmlChar *(*) 198 199 d xmlParseAttValue... 200 d pr * extproc('xmlParseAttValue') xmlChar * 201 d ctxt value like(xmlParserCtxtPtr) 202 203 d xmlParseSystemLiteral... 204 d pr * extproc('xmlParseSystemLiteral') xmlChar * 205 d ctxt value like(xmlParserCtxtPtr) 206 207 d xmlParsePubidLiteral... 208 d pr * extproc('xmlParsePubidLiteral') xmlChar * 209 d ctxt value like(xmlParserCtxtPtr) 210 211 d xmlParseCharData... 212 d pr extproc('xmlParseCharData') 213 d ctxt value like(xmlParserCtxtPtr) 214 d cdata 10i 0 value 215 216 d xmlParseExternalID... 217 d pr * extproc('xmlParseExternalID') xmlChar * 218 d ctxt value like(xmlParserCtxtPtr) 219 d publicID * xmlChar *(*) 220 d strict 10i 0 value 221 222 d xmlParseComment... 223 d pr extproc('xmlParseComment') 224 d ctxt value like(xmlParserCtxtPtr) 225 226 d xmlParsePITarget... 227 d pr * extproc('xmlParsePITarget') const xmlChar * 228 d ctxt value like(xmlParserCtxtPtr) 229 230 d xmlParsePI pr extproc('xmlParsePI') 231 d ctxt value like(xmlParserCtxtPtr) 232 233 d xmlParseNotationDecl... 234 d pr extproc('xmlParseNotationDecl') 235 d ctxt value like(xmlParserCtxtPtr) 236 237 d xmlParseEntityDecl... 238 d pr extproc('xmlParseEntityDecl') 239 d ctxt value like(xmlParserCtxtPtr) 240 241 d xmlParseDefaultDecl... 242 d pr 10i 0 extproc('xmlParseDefaultDecl') 243 d ctxt value like(xmlParserCtxtPtr) 244 d value * xmlChar *(*) 245 246 d xmlParseNotationType... 247 d pr extproc('xmlParseNotationType') 248 d like(xmlEnumerationPtr) 249 d ctxt value like(xmlParserCtxtPtr) 250 251 d xmlParseEnumerationType... 252 d pr extproc('xmlParseEnumerationType') 253 d like(xmlEnumerationPtr) 254 d ctxt value like(xmlParserCtxtPtr) 255 256 d xmlParseEnumeratedType... 257 d pr 10i 0 extproc('xmlParseEnumeratedType') 258 d ctxt value like(xmlParserCtxtPtr) 259 d tree * value xmlEnumerationPtr * 260 261 d xmlParseAttributeType... 262 d pr 10i 0 extproc('xmlParseAttributeType') 263 d ctxt value like(xmlParserCtxtPtr) 264 d tree * value xmlEnumerationPtr * 265 266 d xmlParseAttributeListDecl... 267 d pr extproc('xmlParseAttributeListDecl') 268 d ctxt value like(xmlParserCtxtPtr) 269 270 d xmlParseElementMixedContentDecl... 271 d pr extproc( 272 d 'xmlParseElementMixedContentDecl') 273 d like(xmlElementContentPtr) 274 d ctxt value like(xmlParserCtxtPtr) 275 d inputchk 10i 0 value 276 277 d xmlParseElementChildrenContentDecl... 278 d pr extproc( 279 d 'xmlParseElementChildrenContentDecl') 280 d like(xmlElementContentPtr) 281 d ctxt value like(xmlParserCtxtPtr) 282 d inputchk 10i 0 value 283 284 d xmlParseElementContentDecl... 285 d pr 10i 0 extproc('xmlParseElementContentDecl') 286 d ctxt value like(xmlParserCtxtPtr) 287 d name * value options(*string) const xmlChar * 288 d result * value xmlElementContentPtr 289 d * 290 291 d xmlParseElementDecl... 292 d pr 10i 0 extproc('xmlParseElementDecl') 293 d ctxt value like(xmlParserCtxtPtr) 294 295 d xmlParseMarkupDecl... 296 d pr extproc('xmlParseMarkupDecl') 297 d ctxt value like(xmlParserCtxtPtr) 298 299 d xmlParseCharRef... 300 d pr 10i 0 extproc('xmlParseCharRef') 301 d ctxt value like(xmlParserCtxtPtr) 302 303 d xmlParseEntityRef... 304 d pr extproc('xmlParseEntityRef') 305 d like(xmlEntityPtr) 306 d ctxt value like(xmlParserCtxtPtr) 307 308 d xmlParseReference... 309 d pr extproc('xmlParseReference') 310 d ctxt value like(xmlParserCtxtPtr) 311 312 d xmlParsePEReference... 313 d pr extproc('xmlParsePEReference') 314 d ctxt value like(xmlParserCtxtPtr) 315 316 d xmlParseDocTypeDecl... 317 d pr extproc('xmlParseDocTypeDecl') 318 d ctxt value like(xmlParserCtxtPtr) 319 320 /if defined(LIBXML_SAX1_ENABLED) 321 d xmlParseAttribute... 322 d pr * extproc('xmlParseAttribute') const xmlChar * 323 d ctxt value like(xmlParserCtxtPtr) 324 d value * xmlChar *(*) 325 326 d xmlParseStartTag... 327 d pr * extproc('xmlParseStartTag') const xmlChar * 328 d ctxt value like(xmlParserCtxtPtr) 329 330 d xmlParseEndTag pr extproc('xmlParseEndTag') 331 d ctxt value like(xmlParserCtxtPtr) 332 /endif LIBXML_SAX1_ENABLED 333 334 d xmlParseCDSect pr extproc('xmlParseCDSect') 335 d ctxt value like(xmlParserCtxtPtr) 336 337 d xmlParseContent... 338 d pr extproc('xmlParseContent') 339 d ctxt value like(xmlParserCtxtPtr) 340 341 d xmlParseElement... 342 d pr extproc('xmlParseElement') 343 d ctxt value like(xmlParserCtxtPtr) 344 345 d xmlParseVersionNum... 346 d pr * extproc('xmlParseVersionNum') xmlChar * 347 d ctxt value like(xmlParserCtxtPtr) 348 349 d xmlParseVersionInfo... 350 d pr * extproc('xmlParseVersionInfo') xmlChar * 351 d ctxt value like(xmlParserCtxtPtr) 352 353 d xmlParseEncName... 354 d pr * extproc('xmlParseEncName') xmlChar * 355 d ctxt value like(xmlParserCtxtPtr) 356 357 d xmlParseEncodingDecl... 358 d pr * extproc('xmlParseEncodingDecl') const xmlChar * 359 d ctxt value like(xmlParserCtxtPtr) 360 361 d xmlParseSDDecl pr 10i 0 extproc('xmlParseSDDecl') 362 d ctxt value like(xmlParserCtxtPtr) 363 364 d xmlParseXMLDecl... 365 d pr extproc('xmlParseXMLDecl') 366 d ctxt value like(xmlParserCtxtPtr) 367 368 d xmlParseTextDecl... 369 d pr extproc('xmlParseTextDecl') 370 d ctxt value like(xmlParserCtxtPtr) 371 372 d xmlParseMisc pr extproc('xmlParseMisc') 373 d ctxt value like(xmlParserCtxtPtr) 374 375 d xmlParseExternalSubset... 376 d pr extproc('xmlParseExternalSubset') 377 d ctxt value like(xmlParserCtxtPtr) 378 d ExternalID * value options(*string) const xmlChar * 379 d SystemID * value options(*string) const xmlChar * 380 381 * XML_SUBSTITUTE_NONE: 382 * 383 * If no entities need to be substituted. 384 385 d XML_SUBSTITUTE_NONE... 386 d c 0 387 388 * XML_SUBSTITUTE_REF: 389 * 390 * Whether general entities need to be substituted. 391 392 d XML_SUBSTITUTE_REF... 393 d c 1 394 395 * XML_SUBSTITUTE_PEREF: 396 * 397 * Whether parameter entities need to be substituted. 398 399 d XML_SUBSTITUTE_PEREF... 400 d c 2 401 402 * XML_SUBSTITUTE_BOTH: 403 * 404 * Both general and parameter entities need to be substituted. 405 406 d XML_SUBSTITUTE_BOTH... 407 d c 3 408 409 d xmlStringDecodeEntities... 410 d pr * extproc('xmlStringDecodeEntities') xmlChar * 411 d ctxt value like(xmlParserCtxtPtr) 412 d str * value options(*string) const xmlChar * 413 d what 10i 0 value 414 d end value like(xmlChar) 415 d end2 value like(xmlChar) 416 d end3 value like(xmlChar) 417 418 d xmlStringLenDecodeEntities... 419 d pr * extproc('xmlStringLenDecodeEntities')xmlChar * 420 d ctxt value like(xmlParserCtxtPtr) 421 d str * value options(*string) const xmlChar * 422 d len 10i 0 value 423 d what 10i 0 value 424 d end value like(xmlChar) 425 d end2 value like(xmlChar) 426 d end3 value like(xmlChar) 427 428 * Generated by MACROS on top of parser.c c.f. PUSH_AND_POP. 429 430 d nodePush pr 10i 0 extproc('nodePush') 431 d ctxt value like(xmlParserCtxtPtr) 432 d value value like(xmlNodePtr) 433 434 d nodePop pr extproc('nodePop') 435 d like(xmlNodePtr) 436 d ctxt value like(xmlParserCtxtPtr) 437 438 d inputPush pr 10i 0 extproc('inputPush') 439 d ctxt value like(xmlParserCtxtPtr) 440 d value value like(xmlParserInputPtr) 441 442 d inputPop pr extproc('inputPop') 443 d like(xmlParserInputPtr) 444 d ctxt value like(xmlParserCtxtPtr) 445 446 d namePop pr * extproc('namePop') const xmlChar * 447 d ctxt value like(xmlParserCtxtPtr) 448 449 d namePush pr 10i 0 extproc('namePush') 450 d ctxt value like(xmlParserCtxtPtr) 451 d value * value options(*string) const xmlChar * 452 453 * other commodities shared between parser.c and parserInternals. 454 455 d xmlSkipBlankChars... 456 d pr 10i 0 extproc('xmlSkipBlankChars') 457 d ctxt value like(xmlParserCtxtPtr) 458 459 d xmlStringCurrentChar... 460 d pr 10i 0 extproc('xmlStringCurrentChar') 461 d ctxt value like(xmlParserCtxtPtr) 462 d cur * value options(*string) const xmlChar * 463 d len * value int * 464 465 d xmlParserHandlePEReference... 466 d pr extproc('xmlParserHandlePEReference') 467 d ctxt value like(xmlParserCtxtPtr) 468 469 d xmlCheckLanguageID... 470 d pr 10i 0 extproc('xmlCheckLanguageID') 471 d lang * value options(*string) const xmlChar * 472 473 * Really core function shared with HTML parser. 474 475 d xmlCurrentChar pr 10i 0 extproc('xmlCurrentChar') 476 d ctxt value like(xmlParserCtxtPtr) 477 d len * value int * 478 479 d xmlCopyCharMultiByte... 480 d pr 10i 0 extproc('xmlCopyCharMultiByte') 481 d out * value options(*string) xmlChar * 482 d val 10i 0 value 483 484 d xmlCopyChar pr 10i 0 extproc('xmlCopyChar') 485 d len 10i 0 value 486 d out * value options(*string) xmlChar * 487 d val 10i 0 value 488 489 d xmlNextChar pr extproc('xmlNextChar') 490 d ctxt value like(xmlParserCtxtPtr) 491 492 d xmlParserInputShrink... 493 d pr extproc('xmlParserInputShrink') 494 d in value like(xmlParserInputPtr) 495 496 /if defined(LIBXML_HTML_ENABLED) 497 498 * Actually comes from the HTML parser but launched from the init stuff. 499 500 d htmlInitAutoClose... 501 d pr extproc('htmlInitAutoClose') 502 503 d htmlCreateFileParserCtxt... 504 d pr extproc('htmlCreateFileParserCtxt') 505 d like(htmlParserCtxtPtr) 506 d filename * value options(*string) const char * 507 d encoding * value options(*string) const char * 508 /endif 509 510 * Specific function to keep track of entities references 511 * and used by the XSLT debugger. 512 513 /if defined(LIBXML_LEGACY_ENABLED) 514 * xmlEntityReferenceFunc: 515 * @ent: the entity 516 * @firstNode: the fist node in the chunk 517 * @lastNode: the last nod in the chunk 518 * 519 * Callback function used when one needs to be able to track back the 520 * provenance of a chunk of nodes inherited from an entity replacement. 521 522 d xmlEntityReferenceFunc... 523 d s * based(######typedef######) 524 d procptr 525 526 d xmlSetEntityReferenceFunc... 527 d pr extproc('xmlSetEntityReferenceFunc') 528 d func value like(xmlEntityReferenceFunc) 529 530 d xmlParseQuotedString... 531 d pr * extproc('xmlParseQuotedString') xmlChar * 532 d ctxt value like(xmlParserCtxtPtr) 533 534 d xmlParseNamespace... 535 d pr extproc('xmlParseNamespace') 536 d ctxt value like(xmlParserCtxtPtr) 537 538 d xmlNamespaceParseNSDef... 539 d pr * extproc('xmlNamespaceParseNSDef') xmlChar * 540 d ctxt value like(xmlParserCtxtPtr) 541 542 d xmlScanName pr * extproc('xmlScanName') xmlChar * 543 d ctxt value like(xmlParserCtxtPtr) 544 545 d xmlNamespaceParseNCName... 546 d pr * extproc('xmlNamespaceParseNCName') xmlChar * 547 d ctxt value like(xmlParserCtxtPtr) 548 549 d xmlParserHandleReference... 550 d pr extproc('xmlParserHandleReference') 551 d ctxt value like(xmlParserCtxtPtr) 552 553 d xmlNamespaceParseQName... 554 d pr * extproc('xmlNamespaceParseQName') xmlChar * 555 d ctxt value like(xmlParserCtxtPtr) 556 d prefix * xmlChar *(*) 557 558 * Entities 559 560 d xmlDecodeEntities... 561 d pr * extproc('xmlDecodeEntities') xmlChar * 562 d ctxt value like(xmlParserCtxtPtr) 563 d len 10i 0 value 564 d what 10i 0 value 565 d end value like(xmlChar) 566 d end2 value like(xmlChar) 567 d end3 value like(xmlChar) 568 569 d xmlHandleEntity... 570 d pr extproc('xmlHandleEntity') 571 d ctxt value like(xmlParserCtxtPtr) 572 d entity value like(xmlEntityPtr) 573 /endif LIBXML_LEGACY_ENABLD 574 575 /endif 576
