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[chromium-blink-merge.git] / third_party / libxml / src / xmlschemastypes.c
blobff64f50a6485747f340bc290eb10458b4df4a2cb
1 /*
2 * schemastypes.c : implementation of the XML Schema Datatypes
3 * definition and validity checking
4 *
5 * See Copyright for the status of this software.
6 *
7 * Daniel Veillard <veillard@redhat.com>
8 */
9
10 #define IN_LIBXML
11 #include "libxml.h"
12
13 #ifdef LIBXML_SCHEMAS_ENABLED
14
15 #include <string.h>
16 #include <libxml/xmlmemory.h>
17 #include <libxml/parser.h>
18 #include <libxml/parserInternals.h>
19 #include <libxml/hash.h>
20 #include <libxml/valid.h>
21 #include <libxml/xpath.h>
22 #include <libxml/uri.h>
23
24 #include <libxml/xmlschemas.h>
25 #include <libxml/schemasInternals.h>
26 #include <libxml/xmlschemastypes.h>
27
28 #ifdef HAVE_MATH_H
29 #include <math.h>
30 #endif
31 #ifdef HAVE_FLOAT_H
32 #include <float.h>
33 #endif
34
35 #define DEBUG
36
37 #ifndef LIBXML_XPATH_ENABLED
38 extern double xmlXPathNAN;
39 extern double xmlXPathPINF;
40 extern double xmlXPathNINF;
41 #endif
42
43 #define TODO \
44 xmlGenericError(xmlGenericErrorContext, \
45 "Unimplemented block at %s:%d\n", \
46 __FILE__, __LINE__);
47
48 #define XML_SCHEMAS_NAMESPACE_NAME \
49 (const xmlChar *)"http://www.w3.org/2001/XMLSchema"
50
51 #define IS_WSP_REPLACE_CH(c) ((((c) == 0x9) || ((c) == 0xa)) || \
52 ((c) == 0xd))
53
54 #define IS_WSP_SPACE_CH(c) ((c) == 0x20)
55
56 #define IS_WSP_BLANK_CH(c) IS_BLANK_CH(c)
57
58 /* Date value */
59 typedef struct _xmlSchemaValDate xmlSchemaValDate;
60 typedef xmlSchemaValDate *xmlSchemaValDatePtr;
61 struct _xmlSchemaValDate {
62 long year;
63 unsigned int mon :4; /* 1 <= mon <= 12 */
64 unsigned int day :5; /* 1 <= day <= 31 */
65 unsigned int hour :5; /* 0 <= hour <= 23 */
66 unsigned int min :6; /* 0 <= min <= 59 */
67 double sec;
68 unsigned int tz_flag :1; /* is tzo explicitely set? */
69 signed int tzo :12; /* -1440 <= tzo <= 1440;
70 currently only -840 to +840 are needed */
71 };
72
73 /* Duration value */
74 typedef struct _xmlSchemaValDuration xmlSchemaValDuration;
75 typedef xmlSchemaValDuration *xmlSchemaValDurationPtr;
76 struct _xmlSchemaValDuration {
77 long mon; /* mon stores years also */
78 long day;
79 double sec; /* sec stores min and hour also */
80 };
81
82 typedef struct _xmlSchemaValDecimal xmlSchemaValDecimal;
83 typedef xmlSchemaValDecimal *xmlSchemaValDecimalPtr;
84 struct _xmlSchemaValDecimal {
85 /* would use long long but not portable */
86 unsigned long lo;
87 unsigned long mi;
88 unsigned long hi;
89 unsigned int extra;
90 unsigned int sign:1;
91 unsigned int frac:7;
92 unsigned int total:8;
93 };
94
95 typedef struct _xmlSchemaValQName xmlSchemaValQName;
96 typedef xmlSchemaValQName *xmlSchemaValQNamePtr;
97 struct _xmlSchemaValQName {
98 xmlChar *name;
99 xmlChar *uri;
100 };
101
102 typedef struct _xmlSchemaValHex xmlSchemaValHex;
103 typedef xmlSchemaValHex *xmlSchemaValHexPtr;
104 struct _xmlSchemaValHex {
105 xmlChar *str;
106 unsigned int total;
107 };
108
109 typedef struct _xmlSchemaValBase64 xmlSchemaValBase64;
110 typedef xmlSchemaValBase64 *xmlSchemaValBase64Ptr;
111 struct _xmlSchemaValBase64 {
112 xmlChar *str;
113 unsigned int total;
114 };
115
116 struct _xmlSchemaVal {
117 xmlSchemaValType type;
118 struct _xmlSchemaVal *next;
119 union {
120 xmlSchemaValDecimal decimal;
121 xmlSchemaValDate date;
122 xmlSchemaValDuration dur;
123 xmlSchemaValQName qname;
124 xmlSchemaValHex hex;
125 xmlSchemaValBase64 base64;
126 float f;
127 double d;
128 int b;
129 xmlChar *str;
130 } value;
131 };
132
133 static int xmlSchemaTypesInitialized = 0;
134 static xmlHashTablePtr xmlSchemaTypesBank = NULL;
135
136 /*
137 * Basic types
138 */
139 static xmlSchemaTypePtr xmlSchemaTypeStringDef = NULL;
140 static xmlSchemaTypePtr xmlSchemaTypeAnyTypeDef = NULL;
141 static xmlSchemaTypePtr xmlSchemaTypeAnySimpleTypeDef = NULL;
142 static xmlSchemaTypePtr xmlSchemaTypeDecimalDef = NULL;
143 static xmlSchemaTypePtr xmlSchemaTypeDatetimeDef = NULL;
144 static xmlSchemaTypePtr xmlSchemaTypeDateDef = NULL;
145 static xmlSchemaTypePtr xmlSchemaTypeTimeDef = NULL;
146 static xmlSchemaTypePtr xmlSchemaTypeGYearDef = NULL;
147 static xmlSchemaTypePtr xmlSchemaTypeGYearMonthDef = NULL;
148 static xmlSchemaTypePtr xmlSchemaTypeGDayDef = NULL;
149 static xmlSchemaTypePtr xmlSchemaTypeGMonthDayDef = NULL;
150 static xmlSchemaTypePtr xmlSchemaTypeGMonthDef = NULL;
151 static xmlSchemaTypePtr xmlSchemaTypeDurationDef = NULL;
152 static xmlSchemaTypePtr xmlSchemaTypeFloatDef = NULL;
153 static xmlSchemaTypePtr xmlSchemaTypeBooleanDef = NULL;
154 static xmlSchemaTypePtr xmlSchemaTypeDoubleDef = NULL;
155 static xmlSchemaTypePtr xmlSchemaTypeHexBinaryDef = NULL;
156 static xmlSchemaTypePtr xmlSchemaTypeBase64BinaryDef = NULL;
157 static xmlSchemaTypePtr xmlSchemaTypeAnyURIDef = NULL;
158
159 /*
160 * Derived types
161 */
162 static xmlSchemaTypePtr xmlSchemaTypePositiveIntegerDef = NULL;
163 static xmlSchemaTypePtr xmlSchemaTypeNonPositiveIntegerDef = NULL;
164 static xmlSchemaTypePtr xmlSchemaTypeNegativeIntegerDef = NULL;
165 static xmlSchemaTypePtr xmlSchemaTypeNonNegativeIntegerDef = NULL;
166 static xmlSchemaTypePtr xmlSchemaTypeIntegerDef = NULL;
167 static xmlSchemaTypePtr xmlSchemaTypeLongDef = NULL;
168 static xmlSchemaTypePtr xmlSchemaTypeIntDef = NULL;
169 static xmlSchemaTypePtr xmlSchemaTypeShortDef = NULL;
170 static xmlSchemaTypePtr xmlSchemaTypeByteDef = NULL;
171 static xmlSchemaTypePtr xmlSchemaTypeUnsignedLongDef = NULL;
172 static xmlSchemaTypePtr xmlSchemaTypeUnsignedIntDef = NULL;
173 static xmlSchemaTypePtr xmlSchemaTypeUnsignedShortDef = NULL;
174 static xmlSchemaTypePtr xmlSchemaTypeUnsignedByteDef = NULL;
175 static xmlSchemaTypePtr xmlSchemaTypeNormStringDef = NULL;
176 static xmlSchemaTypePtr xmlSchemaTypeTokenDef = NULL;
177 static xmlSchemaTypePtr xmlSchemaTypeLanguageDef = NULL;
178 static xmlSchemaTypePtr xmlSchemaTypeNameDef = NULL;
179 static xmlSchemaTypePtr xmlSchemaTypeQNameDef = NULL;
180 static xmlSchemaTypePtr xmlSchemaTypeNCNameDef = NULL;
181 static xmlSchemaTypePtr xmlSchemaTypeIdDef = NULL;
182 static xmlSchemaTypePtr xmlSchemaTypeIdrefDef = NULL;
183 static xmlSchemaTypePtr xmlSchemaTypeIdrefsDef = NULL;
184 static xmlSchemaTypePtr xmlSchemaTypeEntityDef = NULL;
185 static xmlSchemaTypePtr xmlSchemaTypeEntitiesDef = NULL;
186 static xmlSchemaTypePtr xmlSchemaTypeNotationDef = NULL;
187 static xmlSchemaTypePtr xmlSchemaTypeNmtokenDef = NULL;
188 static xmlSchemaTypePtr xmlSchemaTypeNmtokensDef = NULL;
189
190 /************************************************************************
191 * *
192 * Datatype error handlers *
193 * *
194 ************************************************************************/
195 /**
196 * xmlSchemaTypeErrMemory:
197 * @extra: extra informations
198 *
199 * Handle an out of memory condition
200 */
201 static void
202 xmlSchemaTypeErrMemory(xmlNodePtr node, const char *extra)
203 {
204 __xmlSimpleError(XML_FROM_DATATYPE, XML_ERR_NO_MEMORY, node, NULL, extra);
205 }
206
207 /************************************************************************
208 * *
209 * Base types support *
210 * *
211 ************************************************************************/
212
213 /**
214 * xmlSchemaNewValue:
215 * @type: the value type
216 *
217 * Allocate a new simple type value
218 *
219 * Returns a pointer to the new value or NULL in case of error
220 */
221 static xmlSchemaValPtr
222 xmlSchemaNewValue(xmlSchemaValType type) {
223 xmlSchemaValPtr value;
224
225 value = (xmlSchemaValPtr) xmlMalloc(sizeof(xmlSchemaVal));
226 if (value == NULL) {
227 return(NULL);
228 }
229 memset(value, 0, sizeof(xmlSchemaVal));
230 value->type = type;
231 return(value);
232 }
233
234 static xmlSchemaFacetPtr
235 xmlSchemaNewMinLengthFacet(int value)
236 {
237 xmlSchemaFacetPtr ret;
238
239 ret = xmlSchemaNewFacet();
240 if (ret == NULL) {
241 return(NULL);
242 }
243 ret->type = XML_SCHEMA_FACET_MINLENGTH;
244 ret->val = xmlSchemaNewValue(XML_SCHEMAS_NNINTEGER);
245 if (ret->val == NULL) {
246 xmlFree(ret);
247 return(NULL);
248 }
249 ret->val->value.decimal.lo = value;
250 return (ret);
251 }
252
253 /*
254 * xmlSchemaInitBasicType:
255 * @name: the type name
256 * @type: the value type associated
257 *
258 * Initialize one primitive built-in type
259 */
260 static xmlSchemaTypePtr
261 xmlSchemaInitBasicType(const char *name, xmlSchemaValType type,
262 xmlSchemaTypePtr baseType) {
263 xmlSchemaTypePtr ret;
264
265 ret = (xmlSchemaTypePtr) xmlMalloc(sizeof(xmlSchemaType));
266 if (ret == NULL) {
267 xmlSchemaTypeErrMemory(NULL, "could not initialize basic types");
268 return(NULL);
269 }
270 memset(ret, 0, sizeof(xmlSchemaType));
271 ret->name = (const xmlChar *)name;
272 ret->targetNamespace = XML_SCHEMAS_NAMESPACE_NAME;
273 ret->type = XML_SCHEMA_TYPE_BASIC;
274 ret->baseType = baseType;
275 ret->contentType = XML_SCHEMA_CONTENT_BASIC;
276 /*
277 * Primitive types.
278 */
279 switch (type) {
280 case XML_SCHEMAS_STRING:
281 case XML_SCHEMAS_DECIMAL:
282 case XML_SCHEMAS_DATE:
283 case XML_SCHEMAS_DATETIME:
284 case XML_SCHEMAS_TIME:
285 case XML_SCHEMAS_GYEAR:
286 case XML_SCHEMAS_GYEARMONTH:
287 case XML_SCHEMAS_GMONTH:
288 case XML_SCHEMAS_GMONTHDAY:
289 case XML_SCHEMAS_GDAY:
290 case XML_SCHEMAS_DURATION:
291 case XML_SCHEMAS_FLOAT:
292 case XML_SCHEMAS_DOUBLE:
293 case XML_SCHEMAS_BOOLEAN:
294 case XML_SCHEMAS_ANYURI:
295 case XML_SCHEMAS_HEXBINARY:
296 case XML_SCHEMAS_BASE64BINARY:
297 case XML_SCHEMAS_QNAME:
298 case XML_SCHEMAS_NOTATION:
299 ret->flags |= XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE;
300 break;
301 default:
302 break;
303 }
304 /*
305 * Set variety.
306 */
307 switch (type) {
308 case XML_SCHEMAS_ANYTYPE:
309 case XML_SCHEMAS_ANYSIMPLETYPE:
310 break;
311 case XML_SCHEMAS_IDREFS:
312 case XML_SCHEMAS_NMTOKENS:
313 case XML_SCHEMAS_ENTITIES:
314 ret->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST;
315 ret->facets = xmlSchemaNewMinLengthFacet(1);
316 ret->flags |= XML_SCHEMAS_TYPE_HAS_FACETS;
317 break;
318 default:
319 ret->flags |= XML_SCHEMAS_TYPE_VARIETY_ATOMIC;
320 break;
321 }
322 xmlHashAddEntry2(xmlSchemaTypesBank, ret->name,
323 XML_SCHEMAS_NAMESPACE_NAME, ret);
324 ret->builtInType = type;
325 return(ret);
326 }
327
328 /*
329 * WARNING: Those type reside normally in xmlschemas.c but are
330 * redefined here locally in oder of being able to use them for xs:anyType-
331 * TODO: Remove those definition if we move the types to a header file.
332 * TODO: Always keep those structs up-to-date with the originals.
333 */
334 #define UNBOUNDED (1 << 30)
335
336 typedef struct _xmlSchemaTreeItem xmlSchemaTreeItem;
337 typedef xmlSchemaTreeItem *xmlSchemaTreeItemPtr;
338 struct _xmlSchemaTreeItem {
339 xmlSchemaTypeType type;
340 xmlSchemaAnnotPtr annot;
341 xmlSchemaTreeItemPtr next;
342 xmlSchemaTreeItemPtr children;
343 };
344
345 typedef struct _xmlSchemaParticle xmlSchemaParticle;
346 typedef xmlSchemaParticle *xmlSchemaParticlePtr;
347 struct _xmlSchemaParticle {
348 xmlSchemaTypeType type;
349 xmlSchemaAnnotPtr annot;
350 xmlSchemaTreeItemPtr next;
351 xmlSchemaTreeItemPtr children;
352 int minOccurs;
353 int maxOccurs;
354 xmlNodePtr node;
355 };
356
357 typedef struct _xmlSchemaModelGroup xmlSchemaModelGroup;
358 typedef xmlSchemaModelGroup *xmlSchemaModelGroupPtr;
359 struct _xmlSchemaModelGroup {
360 xmlSchemaTypeType type;
361 xmlSchemaAnnotPtr annot;
362 xmlSchemaTreeItemPtr next;
363 xmlSchemaTreeItemPtr children;
364 xmlNodePtr node;
365 };
366
367 static xmlSchemaParticlePtr
368 xmlSchemaAddParticle(void)
369 {
370 xmlSchemaParticlePtr ret = NULL;
371
372 ret = (xmlSchemaParticlePtr)
373 xmlMalloc(sizeof(xmlSchemaParticle));
374 if (ret == NULL) {
375 xmlSchemaTypeErrMemory(NULL, "allocating particle component");
376 return (NULL);
377 }
378 memset(ret, 0, sizeof(xmlSchemaParticle));
379 ret->type = XML_SCHEMA_TYPE_PARTICLE;
380 ret->minOccurs = 1;
381 ret->maxOccurs = 1;
382 return (ret);
383 }
384
385 /*
386 * xmlSchemaInitTypes:
387 *
388 * Initialize the default XML Schemas type library
389 */
390 void
391 xmlSchemaInitTypes(void)
392 {
393 if (xmlSchemaTypesInitialized != 0)
394 return;
395 xmlSchemaTypesBank = xmlHashCreate(40);
396
397
398 /*
399 * 3.4.7 Built-in Complex Type Definition
400 */
401 xmlSchemaTypeAnyTypeDef = xmlSchemaInitBasicType("anyType",
402 XML_SCHEMAS_ANYTYPE,
403 NULL);
404 xmlSchemaTypeAnyTypeDef->baseType = xmlSchemaTypeAnyTypeDef;
405 xmlSchemaTypeAnyTypeDef->contentType = XML_SCHEMA_CONTENT_MIXED;
406 /*
407 * Init the content type.
408 */
409 xmlSchemaTypeAnyTypeDef->contentType = XML_SCHEMA_CONTENT_MIXED;
410 {
411 xmlSchemaParticlePtr particle;
412 xmlSchemaModelGroupPtr sequence;
413 xmlSchemaWildcardPtr wild;
414 /* First particle. */
415 particle = xmlSchemaAddParticle();
416 if (particle == NULL)
417 return;
418 xmlSchemaTypeAnyTypeDef->subtypes = (xmlSchemaTypePtr) particle;
419 /* Sequence model group. */
420 sequence = (xmlSchemaModelGroupPtr)
421 xmlMalloc(sizeof(xmlSchemaModelGroup));
422 if (sequence == NULL) {
423 xmlSchemaTypeErrMemory(NULL, "allocating model group component");
424 return;
425 }
426 memset(sequence, 0, sizeof(xmlSchemaModelGroup));
427 sequence->type = XML_SCHEMA_TYPE_SEQUENCE;
428 particle->children = (xmlSchemaTreeItemPtr) sequence;
429 /* Second particle. */
430 particle = xmlSchemaAddParticle();
431 if (particle == NULL)
432 return;
433 particle->minOccurs = 0;
434 particle->maxOccurs = UNBOUNDED;
435 sequence->children = (xmlSchemaTreeItemPtr) particle;
436 /* The wildcard */
437 wild = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard));
438 if (wild == NULL) {
439 xmlSchemaTypeErrMemory(NULL, "allocating wildcard component");
440 return;
441 }
442 memset(wild, 0, sizeof(xmlSchemaWildcard));
443 wild->type = XML_SCHEMA_TYPE_ANY;
444 wild->any = 1;
445 wild->processContents = XML_SCHEMAS_ANY_LAX;
446 particle->children = (xmlSchemaTreeItemPtr) wild;
447 /*
448 * Create the attribute wildcard.
449 */
450 wild = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard));
451 if (wild == NULL) {
452 xmlSchemaTypeErrMemory(NULL, "could not create an attribute "
453 "wildcard on anyType");
454 return;
455 }
456 memset(wild, 0, sizeof(xmlSchemaWildcard));
457 wild->any = 1;
458 wild->processContents = XML_SCHEMAS_ANY_LAX;
459 xmlSchemaTypeAnyTypeDef->attributeWildcard = wild;
460 }
461 xmlSchemaTypeAnySimpleTypeDef = xmlSchemaInitBasicType("anySimpleType",
462 XML_SCHEMAS_ANYSIMPLETYPE,
463 xmlSchemaTypeAnyTypeDef);
464 /*
465 * primitive datatypes
466 */
467 xmlSchemaTypeStringDef = xmlSchemaInitBasicType("string",
468 XML_SCHEMAS_STRING,
469 xmlSchemaTypeAnySimpleTypeDef);
470 xmlSchemaTypeDecimalDef = xmlSchemaInitBasicType("decimal",
471 XML_SCHEMAS_DECIMAL,
472 xmlSchemaTypeAnySimpleTypeDef);
473 xmlSchemaTypeDateDef = xmlSchemaInitBasicType("date",
474 XML_SCHEMAS_DATE,
475 xmlSchemaTypeAnySimpleTypeDef);
476 xmlSchemaTypeDatetimeDef = xmlSchemaInitBasicType("dateTime",
477 XML_SCHEMAS_DATETIME,
478 xmlSchemaTypeAnySimpleTypeDef);
479 xmlSchemaTypeTimeDef = xmlSchemaInitBasicType("time",
480 XML_SCHEMAS_TIME,
481 xmlSchemaTypeAnySimpleTypeDef);
482 xmlSchemaTypeGYearDef = xmlSchemaInitBasicType("gYear",
483 XML_SCHEMAS_GYEAR,
484 xmlSchemaTypeAnySimpleTypeDef);
485 xmlSchemaTypeGYearMonthDef = xmlSchemaInitBasicType("gYearMonth",
486 XML_SCHEMAS_GYEARMONTH,
487 xmlSchemaTypeAnySimpleTypeDef);
488 xmlSchemaTypeGMonthDef = xmlSchemaInitBasicType("gMonth",
489 XML_SCHEMAS_GMONTH,
490 xmlSchemaTypeAnySimpleTypeDef);
491 xmlSchemaTypeGMonthDayDef = xmlSchemaInitBasicType("gMonthDay",
492 XML_SCHEMAS_GMONTHDAY,
493 xmlSchemaTypeAnySimpleTypeDef);
494 xmlSchemaTypeGDayDef = xmlSchemaInitBasicType("gDay",
495 XML_SCHEMAS_GDAY,
496 xmlSchemaTypeAnySimpleTypeDef);
497 xmlSchemaTypeDurationDef = xmlSchemaInitBasicType("duration",
498 XML_SCHEMAS_DURATION,
499 xmlSchemaTypeAnySimpleTypeDef);
500 xmlSchemaTypeFloatDef = xmlSchemaInitBasicType("float",
501 XML_SCHEMAS_FLOAT,
502 xmlSchemaTypeAnySimpleTypeDef);
503 xmlSchemaTypeDoubleDef = xmlSchemaInitBasicType("double",
504 XML_SCHEMAS_DOUBLE,
505 xmlSchemaTypeAnySimpleTypeDef);
506 xmlSchemaTypeBooleanDef = xmlSchemaInitBasicType("boolean",
507 XML_SCHEMAS_BOOLEAN,
508 xmlSchemaTypeAnySimpleTypeDef);
509 xmlSchemaTypeAnyURIDef = xmlSchemaInitBasicType("anyURI",
510 XML_SCHEMAS_ANYURI,
511 xmlSchemaTypeAnySimpleTypeDef);
512 xmlSchemaTypeHexBinaryDef = xmlSchemaInitBasicType("hexBinary",
513 XML_SCHEMAS_HEXBINARY,
514 xmlSchemaTypeAnySimpleTypeDef);
515 xmlSchemaTypeBase64BinaryDef
516 = xmlSchemaInitBasicType("base64Binary", XML_SCHEMAS_BASE64BINARY,
517 xmlSchemaTypeAnySimpleTypeDef);
518 xmlSchemaTypeNotationDef = xmlSchemaInitBasicType("NOTATION",
519 XML_SCHEMAS_NOTATION,
520 xmlSchemaTypeAnySimpleTypeDef);
521 xmlSchemaTypeQNameDef = xmlSchemaInitBasicType("QName",
522 XML_SCHEMAS_QNAME,
523 xmlSchemaTypeAnySimpleTypeDef);
524
525 /*
526 * derived datatypes
527 */
528 xmlSchemaTypeIntegerDef = xmlSchemaInitBasicType("integer",
529 XML_SCHEMAS_INTEGER,
530 xmlSchemaTypeDecimalDef);
531 xmlSchemaTypeNonPositiveIntegerDef =
532 xmlSchemaInitBasicType("nonPositiveInteger",
533 XML_SCHEMAS_NPINTEGER,
534 xmlSchemaTypeIntegerDef);
535 xmlSchemaTypeNegativeIntegerDef =
536 xmlSchemaInitBasicType("negativeInteger", XML_SCHEMAS_NINTEGER,
537 xmlSchemaTypeNonPositiveIntegerDef);
538 xmlSchemaTypeLongDef =
539 xmlSchemaInitBasicType("long", XML_SCHEMAS_LONG,
540 xmlSchemaTypeIntegerDef);
541 xmlSchemaTypeIntDef = xmlSchemaInitBasicType("int", XML_SCHEMAS_INT,
542 xmlSchemaTypeLongDef);
543 xmlSchemaTypeShortDef = xmlSchemaInitBasicType("short",
544 XML_SCHEMAS_SHORT,
545 xmlSchemaTypeIntDef);
546 xmlSchemaTypeByteDef = xmlSchemaInitBasicType("byte",
547 XML_SCHEMAS_BYTE,
548 xmlSchemaTypeShortDef);
549 xmlSchemaTypeNonNegativeIntegerDef =
550 xmlSchemaInitBasicType("nonNegativeInteger",
551 XML_SCHEMAS_NNINTEGER,
552 xmlSchemaTypeIntegerDef);
553 xmlSchemaTypeUnsignedLongDef =
554 xmlSchemaInitBasicType("unsignedLong", XML_SCHEMAS_ULONG,
555 xmlSchemaTypeNonNegativeIntegerDef);
556 xmlSchemaTypeUnsignedIntDef =
557 xmlSchemaInitBasicType("unsignedInt", XML_SCHEMAS_UINT,
558 xmlSchemaTypeUnsignedLongDef);
559 xmlSchemaTypeUnsignedShortDef =
560 xmlSchemaInitBasicType("unsignedShort", XML_SCHEMAS_USHORT,
561 xmlSchemaTypeUnsignedIntDef);
562 xmlSchemaTypeUnsignedByteDef =
563 xmlSchemaInitBasicType("unsignedByte", XML_SCHEMAS_UBYTE,
564 xmlSchemaTypeUnsignedShortDef);
565 xmlSchemaTypePositiveIntegerDef =
566 xmlSchemaInitBasicType("positiveInteger", XML_SCHEMAS_PINTEGER,
567 xmlSchemaTypeNonNegativeIntegerDef);
568 xmlSchemaTypeNormStringDef = xmlSchemaInitBasicType("normalizedString",
569 XML_SCHEMAS_NORMSTRING,
570 xmlSchemaTypeStringDef);
571 xmlSchemaTypeTokenDef = xmlSchemaInitBasicType("token",
572 XML_SCHEMAS_TOKEN,
573 xmlSchemaTypeNormStringDef);
574 xmlSchemaTypeLanguageDef = xmlSchemaInitBasicType("language",
575 XML_SCHEMAS_LANGUAGE,
576 xmlSchemaTypeTokenDef);
577 xmlSchemaTypeNameDef = xmlSchemaInitBasicType("Name",
578 XML_SCHEMAS_NAME,
579 xmlSchemaTypeTokenDef);
580 xmlSchemaTypeNmtokenDef = xmlSchemaInitBasicType("NMTOKEN",
581 XML_SCHEMAS_NMTOKEN,
582 xmlSchemaTypeTokenDef);
583 xmlSchemaTypeNCNameDef = xmlSchemaInitBasicType("NCName",
584 XML_SCHEMAS_NCNAME,
585 xmlSchemaTypeNameDef);
586 xmlSchemaTypeIdDef = xmlSchemaInitBasicType("ID", XML_SCHEMAS_ID,
587 xmlSchemaTypeNCNameDef);
588 xmlSchemaTypeIdrefDef = xmlSchemaInitBasicType("IDREF",
589 XML_SCHEMAS_IDREF,
590 xmlSchemaTypeNCNameDef);
591 xmlSchemaTypeEntityDef = xmlSchemaInitBasicType("ENTITY",
592 XML_SCHEMAS_ENTITY,
593 xmlSchemaTypeNCNameDef);
594 /*
595 * Derived list types.
596 */
597 /* ENTITIES */
598 xmlSchemaTypeEntitiesDef = xmlSchemaInitBasicType("ENTITIES",
599 XML_SCHEMAS_ENTITIES,
600 xmlSchemaTypeAnySimpleTypeDef);
601 xmlSchemaTypeEntitiesDef->subtypes = xmlSchemaTypeEntityDef;
602 /* IDREFS */
603 xmlSchemaTypeIdrefsDef = xmlSchemaInitBasicType("IDREFS",
604 XML_SCHEMAS_IDREFS,
605 xmlSchemaTypeAnySimpleTypeDef);
606 xmlSchemaTypeIdrefsDef->subtypes = xmlSchemaTypeIdrefDef;
607
608 /* NMTOKENS */
609 xmlSchemaTypeNmtokensDef = xmlSchemaInitBasicType("NMTOKENS",
610 XML_SCHEMAS_NMTOKENS,
611 xmlSchemaTypeAnySimpleTypeDef);
612 xmlSchemaTypeNmtokensDef->subtypes = xmlSchemaTypeNmtokenDef;
613
614 xmlSchemaTypesInitialized = 1;
615 }
616
617 /**
618 * xmlSchemaCleanupTypes:
619 *
620 * Cleanup the default XML Schemas type library
621 */
622 void
623 xmlSchemaCleanupTypes(void) {
624 if (xmlSchemaTypesInitialized == 0)
625 return;
626 /*
627 * Free xs:anyType.
628 */
629 {
630 xmlSchemaParticlePtr particle;
631 /* Attribute wildcard. */
632 xmlSchemaFreeWildcard(xmlSchemaTypeAnyTypeDef->attributeWildcard);
633 /* Content type. */
634 particle = (xmlSchemaParticlePtr) xmlSchemaTypeAnyTypeDef->subtypes;
635 /* Wildcard. */
636 xmlSchemaFreeWildcard((xmlSchemaWildcardPtr)
637 particle->children->children->children);
638 xmlFree((xmlSchemaParticlePtr) particle->children->children);
639 /* Sequence model group. */
640 xmlFree((xmlSchemaModelGroupPtr) particle->children);
641 xmlFree((xmlSchemaParticlePtr) particle);
642 xmlSchemaTypeAnyTypeDef->subtypes = NULL;
643 }
644 xmlHashFree(xmlSchemaTypesBank, (xmlHashDeallocator) xmlSchemaFreeType);
645 xmlSchemaTypesInitialized = 0;
646 }
647
648 /**
649 * xmlSchemaIsBuiltInTypeFacet:
650 * @type: the built-in type
651 * @facetType: the facet type
652 *
653 * Evaluates if a specific facet can be
654 * used in conjunction with a type.
655 *
656 * Returns 1 if the facet can be used with the given built-in type,
657 * 0 otherwise and -1 in case the type is not a built-in type.
658 */
659 int
660 xmlSchemaIsBuiltInTypeFacet(xmlSchemaTypePtr type, int facetType)
661 {
662 if (type == NULL)
663 return (-1);
664 if (type->type != XML_SCHEMA_TYPE_BASIC)
665 return (-1);
666 switch (type->builtInType) {
667 case XML_SCHEMAS_BOOLEAN:
668 if ((facetType == XML_SCHEMA_FACET_PATTERN) ||
669 (facetType == XML_SCHEMA_FACET_WHITESPACE))
670 return (1);
671 else
672 return (0);
673 case XML_SCHEMAS_STRING:
674 case XML_SCHEMAS_NOTATION:
675 case XML_SCHEMAS_QNAME:
676 case XML_SCHEMAS_ANYURI:
677 case XML_SCHEMAS_BASE64BINARY:
678 case XML_SCHEMAS_HEXBINARY:
679 if ((facetType == XML_SCHEMA_FACET_LENGTH) ||
680 (facetType == XML_SCHEMA_FACET_MINLENGTH) ||
681 (facetType == XML_SCHEMA_FACET_MAXLENGTH) ||
682 (facetType == XML_SCHEMA_FACET_PATTERN) ||
683 (facetType == XML_SCHEMA_FACET_ENUMERATION) ||
684 (facetType == XML_SCHEMA_FACET_WHITESPACE))
685 return (1);
686 else
687 return (0);
688 case XML_SCHEMAS_DECIMAL:
689 if ((facetType == XML_SCHEMA_FACET_TOTALDIGITS) ||
690 (facetType == XML_SCHEMA_FACET_FRACTIONDIGITS) ||
691 (facetType == XML_SCHEMA_FACET_PATTERN) ||
692 (facetType == XML_SCHEMA_FACET_WHITESPACE) ||
693 (facetType == XML_SCHEMA_FACET_ENUMERATION) ||
694 (facetType == XML_SCHEMA_FACET_MAXINCLUSIVE) ||
695 (facetType == XML_SCHEMA_FACET_MAXEXCLUSIVE) ||
696 (facetType == XML_SCHEMA_FACET_MININCLUSIVE) ||
697 (facetType == XML_SCHEMA_FACET_MINEXCLUSIVE))
698 return (1);
699 else
700 return (0);
701 case XML_SCHEMAS_TIME:
702 case XML_SCHEMAS_GDAY:
703 case XML_SCHEMAS_GMONTH:
704 case XML_SCHEMAS_GMONTHDAY:
705 case XML_SCHEMAS_GYEAR:
706 case XML_SCHEMAS_GYEARMONTH:
707 case XML_SCHEMAS_DATE:
708 case XML_SCHEMAS_DATETIME:
709 case XML_SCHEMAS_DURATION:
710 case XML_SCHEMAS_FLOAT:
711 case XML_SCHEMAS_DOUBLE:
712 if ((facetType == XML_SCHEMA_FACET_PATTERN) ||
713 (facetType == XML_SCHEMA_FACET_ENUMERATION) ||
714 (facetType == XML_SCHEMA_FACET_WHITESPACE) ||
715 (facetType == XML_SCHEMA_FACET_MAXINCLUSIVE) ||
716 (facetType == XML_SCHEMA_FACET_MAXEXCLUSIVE) ||
717 (facetType == XML_SCHEMA_FACET_MININCLUSIVE) ||
718 (facetType == XML_SCHEMA_FACET_MINEXCLUSIVE))
719 return (1);
720 else
721 return (0);
722 default:
723 break;
724 }
725 return (0);
726 }
727
728 /**
729 * xmlSchemaGetBuiltInType:
730 * @type: the type of the built in type
731 *
732 * Gives you the type struct for a built-in
733 * type by its type id.
734 *
735 * Returns the type if found, NULL otherwise.
736 */
737 xmlSchemaTypePtr
738 xmlSchemaGetBuiltInType(xmlSchemaValType type)
739 {
740 if (xmlSchemaTypesInitialized == 0)
741 xmlSchemaInitTypes();
742 switch (type) {
743
744 case XML_SCHEMAS_ANYSIMPLETYPE:
745 return (xmlSchemaTypeAnySimpleTypeDef);
746 case XML_SCHEMAS_STRING:
747 return (xmlSchemaTypeStringDef);
748 case XML_SCHEMAS_NORMSTRING:
749 return (xmlSchemaTypeNormStringDef);
750 case XML_SCHEMAS_DECIMAL:
751 return (xmlSchemaTypeDecimalDef);
752 case XML_SCHEMAS_TIME:
753 return (xmlSchemaTypeTimeDef);
754 case XML_SCHEMAS_GDAY:
755 return (xmlSchemaTypeGDayDef);
756 case XML_SCHEMAS_GMONTH:
757 return (xmlSchemaTypeGMonthDef);
758 case XML_SCHEMAS_GMONTHDAY:
759 return (xmlSchemaTypeGMonthDayDef);
760 case XML_SCHEMAS_GYEAR:
761 return (xmlSchemaTypeGYearDef);
762 case XML_SCHEMAS_GYEARMONTH:
763 return (xmlSchemaTypeGYearMonthDef);
764 case XML_SCHEMAS_DATE:
765 return (xmlSchemaTypeDateDef);
766 case XML_SCHEMAS_DATETIME:
767 return (xmlSchemaTypeDatetimeDef);
768 case XML_SCHEMAS_DURATION:
769 return (xmlSchemaTypeDurationDef);
770 case XML_SCHEMAS_FLOAT:
771 return (xmlSchemaTypeFloatDef);
772 case XML_SCHEMAS_DOUBLE:
773 return (xmlSchemaTypeDoubleDef);
774 case XML_SCHEMAS_BOOLEAN:
775 return (xmlSchemaTypeBooleanDef);
776 case XML_SCHEMAS_TOKEN:
777 return (xmlSchemaTypeTokenDef);
778 case XML_SCHEMAS_LANGUAGE:
779 return (xmlSchemaTypeLanguageDef);
780 case XML_SCHEMAS_NMTOKEN:
781 return (xmlSchemaTypeNmtokenDef);
782 case XML_SCHEMAS_NMTOKENS:
783 return (xmlSchemaTypeNmtokensDef);
784 case XML_SCHEMAS_NAME:
785 return (xmlSchemaTypeNameDef);
786 case XML_SCHEMAS_QNAME:
787 return (xmlSchemaTypeQNameDef);
788 case XML_SCHEMAS_NCNAME:
789 return (xmlSchemaTypeNCNameDef);
790 case XML_SCHEMAS_ID:
791 return (xmlSchemaTypeIdDef);
792 case XML_SCHEMAS_IDREF:
793 return (xmlSchemaTypeIdrefDef);
794 case XML_SCHEMAS_IDREFS:
795 return (xmlSchemaTypeIdrefsDef);
796 case XML_SCHEMAS_ENTITY:
797 return (xmlSchemaTypeEntityDef);
798 case XML_SCHEMAS_ENTITIES:
799 return (xmlSchemaTypeEntitiesDef);
800 case XML_SCHEMAS_NOTATION:
801 return (xmlSchemaTypeNotationDef);
802 case XML_SCHEMAS_ANYURI:
803 return (xmlSchemaTypeAnyURIDef);
804 case XML_SCHEMAS_INTEGER:
805 return (xmlSchemaTypeIntegerDef);
806 case XML_SCHEMAS_NPINTEGER:
807 return (xmlSchemaTypeNonPositiveIntegerDef);
808 case XML_SCHEMAS_NINTEGER:
809 return (xmlSchemaTypeNegativeIntegerDef);
810 case XML_SCHEMAS_NNINTEGER:
811 return (xmlSchemaTypeNonNegativeIntegerDef);
812 case XML_SCHEMAS_PINTEGER:
813 return (xmlSchemaTypePositiveIntegerDef);
814 case XML_SCHEMAS_INT:
815 return (xmlSchemaTypeIntDef);
816 case XML_SCHEMAS_UINT:
817 return (xmlSchemaTypeUnsignedIntDef);
818 case XML_SCHEMAS_LONG:
819 return (xmlSchemaTypeLongDef);
820 case XML_SCHEMAS_ULONG:
821 return (xmlSchemaTypeUnsignedLongDef);
822 case XML_SCHEMAS_SHORT:
823 return (xmlSchemaTypeShortDef);
824 case XML_SCHEMAS_USHORT:
825 return (xmlSchemaTypeUnsignedShortDef);
826 case XML_SCHEMAS_BYTE:
827 return (xmlSchemaTypeByteDef);
828 case XML_SCHEMAS_UBYTE:
829 return (xmlSchemaTypeUnsignedByteDef);
830 case XML_SCHEMAS_HEXBINARY:
831 return (xmlSchemaTypeHexBinaryDef);
832 case XML_SCHEMAS_BASE64BINARY:
833 return (xmlSchemaTypeBase64BinaryDef);
834 case XML_SCHEMAS_ANYTYPE:
835 return (xmlSchemaTypeAnyTypeDef);
836 default:
837 return (NULL);
838 }
839 }
840
841 /**
842 * xmlSchemaValueAppend:
843 * @prev: the value
844 * @cur: the value to be appended
845 *
846 * Appends a next sibling to a list of computed values.
847 *
848 * Returns 0 if succeeded and -1 on API errors.
849 */
850 int
851 xmlSchemaValueAppend(xmlSchemaValPtr prev, xmlSchemaValPtr cur) {
852
853 if ((prev == NULL) || (cur == NULL))
854 return (-1);
855 prev->next = cur;
856 return (0);
857 }
858
859 /**
860 * xmlSchemaValueGetNext:
861 * @cur: the value
862 *
863 * Accessor for the next sibling of a list of computed values.
864 *
865 * Returns the next value or NULL if there was none, or on
866 * API errors.
867 */
868 xmlSchemaValPtr
869 xmlSchemaValueGetNext(xmlSchemaValPtr cur) {
870
871 if (cur == NULL)
872 return (NULL);
873 return (cur->next);
874 }
875
876 /**
877 * xmlSchemaValueGetAsString:
878 * @val: the value
879 *
880 * Accessor for the string value of a computed value.
881 *
882 * Returns the string value or NULL if there was none, or on
883 * API errors.
884 */
885 const xmlChar *
886 xmlSchemaValueGetAsString(xmlSchemaValPtr val)
887 {
888 if (val == NULL)
889 return (NULL);
890 switch (val->type) {
891 case XML_SCHEMAS_STRING:
892 case XML_SCHEMAS_NORMSTRING:
893 case XML_SCHEMAS_ANYSIMPLETYPE:
894 case XML_SCHEMAS_TOKEN:
895 case XML_SCHEMAS_LANGUAGE:
896 case XML_SCHEMAS_NMTOKEN:
897 case XML_SCHEMAS_NAME:
898 case XML_SCHEMAS_NCNAME:
899 case XML_SCHEMAS_ID:
900 case XML_SCHEMAS_IDREF:
901 case XML_SCHEMAS_ENTITY:
902 case XML_SCHEMAS_ANYURI:
903 return (BAD_CAST val->value.str);
904 default:
905 break;
906 }
907 return (NULL);
908 }
909
910 /**
911 * xmlSchemaValueGetAsBoolean:
912 * @val: the value
913 *
914 * Accessor for the boolean value of a computed value.
915 *
916 * Returns 1 if true and 0 if false, or in case of an error. Hmm.
917 */
918 int
919 xmlSchemaValueGetAsBoolean(xmlSchemaValPtr val)
920 {
921 if ((val == NULL) || (val->type != XML_SCHEMAS_BOOLEAN))
922 return (0);
923 return (val->value.b);
924 }
925
926 /**
927 * xmlSchemaNewStringValue:
928 * @type: the value type
929 * @value: the value
930 *
931 * Allocate a new simple type value. The type can be
932 * of XML_SCHEMAS_STRING.
933 * WARNING: This one is intended to be expanded for other
934 * string based types. We need this for anySimpleType as well.
935 * The given value is consumed and freed with the struct.
936 *
937 * Returns a pointer to the new value or NULL in case of error
938 */
939 xmlSchemaValPtr
940 xmlSchemaNewStringValue(xmlSchemaValType type,
941 const xmlChar *value)
942 {
943 xmlSchemaValPtr val;
944
945 if (type != XML_SCHEMAS_STRING)
946 return(NULL);
947 val = (xmlSchemaValPtr) xmlMalloc(sizeof(xmlSchemaVal));
948 if (val == NULL) {
949 return(NULL);
950 }
951 memset(val, 0, sizeof(xmlSchemaVal));
952 val->type = type;
953 val->value.str = (xmlChar *) value;
954 return(val);
955 }
956
957 /**
958 * xmlSchemaNewNOTATIONValue:
959 * @name: the notation name
960 * @ns: the notation namespace name or NULL
961 *
962 * Allocate a new NOTATION value.
963 * The given values are consumed and freed with the struct.
964 *
965 * Returns a pointer to the new value or NULL in case of error
966 */
967 xmlSchemaValPtr
968 xmlSchemaNewNOTATIONValue(const xmlChar *name,
969 const xmlChar *ns)
970 {
971 xmlSchemaValPtr val;
972
973 val = xmlSchemaNewValue(XML_SCHEMAS_NOTATION);
974 if (val == NULL)
975 return (NULL);
976
977 val->value.qname.name = (xmlChar *)name;
978 if (ns != NULL)
979 val->value.qname.uri = (xmlChar *)ns;
980 return(val);
981 }
982
983 /**
984 * xmlSchemaNewQNameValue:
985 * @namespaceName: the namespace name
986 * @localName: the local name
987 *
988 * Allocate a new QName value.
989 * The given values are consumed and freed with the struct.
990 *
991 * Returns a pointer to the new value or NULL in case of an error.
992 */
993 xmlSchemaValPtr
994 xmlSchemaNewQNameValue(const xmlChar *namespaceName,
995 const xmlChar *localName)
996 {
997 xmlSchemaValPtr val;
998
999 val = xmlSchemaNewValue(XML_SCHEMAS_QNAME);
1000 if (val == NULL)
1001 return (NULL);
1002
1003 val->value.qname.name = (xmlChar *) localName;
1004 val->value.qname.uri = (xmlChar *) namespaceName;
1005 return(val);
1006 }
1007
1008 /**
1009 * xmlSchemaFreeValue:
1010 * @value: the value to free
1011 *
1012 * Cleanup the default XML Schemas type library
1013 */
1014 void
1015 xmlSchemaFreeValue(xmlSchemaValPtr value) {
1016 xmlSchemaValPtr prev;
1017
1018 while (value != NULL) {
1019 switch (value->type) {
1020 case XML_SCHEMAS_STRING:
1021 case XML_SCHEMAS_NORMSTRING:
1022 case XML_SCHEMAS_TOKEN:
1023 case XML_SCHEMAS_LANGUAGE:
1024 case XML_SCHEMAS_NMTOKEN:
1025 case XML_SCHEMAS_NMTOKENS:
1026 case XML_SCHEMAS_NAME:
1027 case XML_SCHEMAS_NCNAME:
1028 case XML_SCHEMAS_ID:
1029 case XML_SCHEMAS_IDREF:
1030 case XML_SCHEMAS_IDREFS:
1031 case XML_SCHEMAS_ENTITY:
1032 case XML_SCHEMAS_ENTITIES:
1033 case XML_SCHEMAS_ANYURI:
1034 case XML_SCHEMAS_ANYSIMPLETYPE:
1035 if (value->value.str != NULL)
1036 xmlFree(value->value.str);
1037 break;
1038 case XML_SCHEMAS_NOTATION:
1039 case XML_SCHEMAS_QNAME:
1040 if (value->value.qname.uri != NULL)
1041 xmlFree(value->value.qname.uri);
1042 if (value->value.qname.name != NULL)
1043 xmlFree(value->value.qname.name);
1044 break;
1045 case XML_SCHEMAS_HEXBINARY:
1046 if (value->value.hex.str != NULL)
1047 xmlFree(value->value.hex.str);
1048 break;
1049 case XML_SCHEMAS_BASE64BINARY:
1050 if (value->value.base64.str != NULL)
1051 xmlFree(value->value.base64.str);
1052 break;
1053 default:
1054 break;
1055 }
1056 prev = value;
1057 value = value->next;
1058 xmlFree(prev);
1059 }
1060 }
1061
1062 /**
1063 * xmlSchemaGetPredefinedType:
1064 * @name: the type name
1065 * @ns: the URI of the namespace usually "http://www.w3.org/2001/XMLSchema"
1066 *
1067 * Lookup a type in the default XML Schemas type library
1068 *
1069 * Returns the type if found, NULL otherwise
1070 */
1071 xmlSchemaTypePtr
1072 xmlSchemaGetPredefinedType(const xmlChar *name, const xmlChar *ns) {
1073 if (xmlSchemaTypesInitialized == 0)
1074 xmlSchemaInitTypes();
1075 if (name == NULL)
1076 return(NULL);
1077 return((xmlSchemaTypePtr) xmlHashLookup2(xmlSchemaTypesBank, name, ns));
1078 }
1079
1080 /**
1081 * xmlSchemaGetBuiltInListSimpleTypeItemType:
1082 * @type: the built-in simple type.
1083 *
1084 * Lookup function
1085 *
1086 * Returns the item type of @type as defined by the built-in datatype
1087 * hierarchy of XML Schema Part 2: Datatypes, or NULL in case of an error.
1088 */
1089 xmlSchemaTypePtr
1090 xmlSchemaGetBuiltInListSimpleTypeItemType(xmlSchemaTypePtr type)
1091 {
1092 if ((type == NULL) || (type->type != XML_SCHEMA_TYPE_BASIC))
1093 return (NULL);
1094 switch (type->builtInType) {
1095 case XML_SCHEMAS_NMTOKENS:
1096 return (xmlSchemaTypeNmtokenDef );
1097 case XML_SCHEMAS_IDREFS:
1098 return (xmlSchemaTypeIdrefDef);
1099 case XML_SCHEMAS_ENTITIES:
1100 return (xmlSchemaTypeEntityDef);
1101 default:
1102 return (NULL);
1103 }
1104 }
1105
1106 /****************************************************************
1107 * *
1108 * Convenience macros and functions *
1109 * *
1110 ****************************************************************/
1111
1112 #define IS_TZO_CHAR(c) \
1113 ((c == 0) || (c == 'Z') || (c == '+') || (c == '-'))
1114
1115 #define VALID_YEAR(yr) (yr != 0)
1116 #define VALID_MONTH(mon) ((mon >= 1) && (mon <= 12))
1117 /* VALID_DAY should only be used when month is unknown */
1118 #define VALID_DAY(day) ((day >= 1) && (day <= 31))
1119 #define VALID_HOUR(hr) ((hr >= 0) && (hr <= 23))
1120 #define VALID_MIN(min) ((min >= 0) && (min <= 59))
1121 #define VALID_SEC(sec) ((sec >= 0) && (sec < 60))
1122 #define VALID_TZO(tzo) ((tzo > -840) && (tzo < 840))
1123 #define IS_LEAP(y) \
1124 (((y % 4 == 0) && (y % 100 != 0)) || (y % 400 == 0))
1125
1126 static const unsigned int daysInMonth[12] =
1127 { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1128 static const unsigned int daysInMonthLeap[12] =
1129 { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1130
1131 #define MAX_DAYINMONTH(yr,mon) \
1132 (IS_LEAP(yr) ? daysInMonthLeap[mon - 1] : daysInMonth[mon - 1])
1133
1134 #define VALID_MDAY(dt) \
1135 (IS_LEAP(dt->year) ? \
1136 (dt->day <= daysInMonthLeap[dt->mon - 1]) : \
1137 (dt->day <= daysInMonth[dt->mon - 1]))
1138
1139 #define VALID_DATE(dt) \
1140 (VALID_YEAR(dt->year) && VALID_MONTH(dt->mon) && VALID_MDAY(dt))
1141
1142 #define VALID_TIME(dt) \
1143 (VALID_HOUR(dt->hour) && VALID_MIN(dt->min) && \
1144 VALID_SEC(dt->sec) && VALID_TZO(dt->tzo))
1145
1146 #define VALID_DATETIME(dt) \
1147 (VALID_DATE(dt) && VALID_TIME(dt))
1148
1149 #define SECS_PER_MIN (60)
1150 #define SECS_PER_HOUR (60 * SECS_PER_MIN)
1151 #define SECS_PER_DAY (24 * SECS_PER_HOUR)
1152
1153 static const long dayInYearByMonth[12] =
1154 { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
1155 static const long dayInLeapYearByMonth[12] =
1156 { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 };
1157
1158 #define DAY_IN_YEAR(day, month, year) \
1159 ((IS_LEAP(year) ? \
1160 dayInLeapYearByMonth[month - 1] : \
1161 dayInYearByMonth[month - 1]) + day)
1162
1163 #ifdef DEBUG
1164 #define DEBUG_DATE(dt) \
1165 xmlGenericError(xmlGenericErrorContext, \
1166 "type=%o %04ld-%02u-%02uT%02u:%02u:%03f", \
1167 dt->type,dt->value.date.year,dt->value.date.mon, \
1168 dt->value.date.day,dt->value.date.hour,dt->value.date.min, \
1169 dt->value.date.sec); \
1170 if (dt->value.date.tz_flag) \
1171 if (dt->value.date.tzo != 0) \
1172 xmlGenericError(xmlGenericErrorContext, \
1173 "%+05d\n",dt->value.date.tzo); \
1174 else \
1175 xmlGenericError(xmlGenericErrorContext, "Z\n"); \
1176 else \
1177 xmlGenericError(xmlGenericErrorContext,"\n")
1178 #else
1179 #define DEBUG_DATE(dt)
1180 #endif
1181
1182 /**
1183 * _xmlSchemaParseGYear:
1184 * @dt: pointer to a date structure
1185 * @str: pointer to the string to analyze
1186 *
1187 * Parses a xs:gYear without time zone and fills in the appropriate
1188 * field of the @dt structure. @str is updated to point just after the
1189 * xs:gYear. It is supposed that @dt->year is big enough to contain
1190 * the year.
1191 *
1192 * Returns 0 or the error code
1193 */
1194 static int
1195 _xmlSchemaParseGYear (xmlSchemaValDatePtr dt, const xmlChar **str) {
1196 const xmlChar *cur = *str, *firstChar;
1197 int isneg = 0, digcnt = 0;
1198
1199 if (((*cur < '0') || (*cur > '9')) &&
1200 (*cur != '-') && (*cur != '+'))
1201 return -1;
1202
1203 if (*cur == '-') {
1204 isneg = 1;
1205 cur++;
1206 }
1207
1208 firstChar = cur;
1209
1210 while ((*cur >= '0') && (*cur <= '9')) {
1211 dt->year = dt->year * 10 + (*cur - '0');
1212 cur++;
1213 digcnt++;
1214 }
1215
1216 /* year must be at least 4 digits (CCYY); over 4
1217 * digits cannot have a leading zero. */
1218 if ((digcnt < 4) || ((digcnt > 4) && (*firstChar == '0')))
1219 return 1;
1220
1221 if (isneg)
1222 dt->year = - dt->year;
1223
1224 if (!VALID_YEAR(dt->year))
1225 return 2;
1226
1227 *str = cur;
1228 return 0;
1229 }
1230
1231 /**
1232 * PARSE_2_DIGITS:
1233 * @num: the integer to fill in
1234 * @cur: an #xmlChar *
1235 * @invalid: an integer
1236 *
1237 * Parses a 2-digits integer and updates @num with the value. @cur is
1238 * updated to point just after the integer.
1239 * In case of error, @invalid is set to %TRUE, values of @num and
1240 * @cur are undefined.
1241 */
1242 #define PARSE_2_DIGITS(num, cur, invalid) \
1243 if ((cur[0] < '0') || (cur[0] > '9') || \
1244 (cur[1] < '0') || (cur[1] > '9')) \
1245 invalid = 1; \
1246 else \
1247 num = (cur[0] - '0') * 10 + (cur[1] - '0'); \
1248 cur += 2;
1249
1250 /**
1251 * PARSE_FLOAT:
1252 * @num: the double to fill in
1253 * @cur: an #xmlChar *
1254 * @invalid: an integer
1255 *
1256 * Parses a float and updates @num with the value. @cur is
1257 * updated to point just after the float. The float must have a
1258 * 2-digits integer part and may or may not have a decimal part.
1259 * In case of error, @invalid is set to %TRUE, values of @num and
1260 * @cur are undefined.
1261 */
1262 #define PARSE_FLOAT(num, cur, invalid) \
1263 PARSE_2_DIGITS(num, cur, invalid); \
1264 if (!invalid && (*cur == '.')) { \
1265 double mult = 1; \
1266 cur++; \
1267 if ((*cur < '0') || (*cur > '9')) \
1268 invalid = 1; \
1269 while ((*cur >= '0') && (*cur <= '9')) { \
1270 mult /= 10; \
1271 num += (*cur - '0') * mult; \
1272 cur++; \
1273 } \
1274 }
1275
1276 /**
1277 * _xmlSchemaParseGMonth:
1278 * @dt: pointer to a date structure
1279 * @str: pointer to the string to analyze
1280 *
1281 * Parses a xs:gMonth without time zone and fills in the appropriate
1282 * field of the @dt structure. @str is updated to point just after the
1283 * xs:gMonth.
1284 *
1285 * Returns 0 or the error code
1286 */
1287 static int
1288 _xmlSchemaParseGMonth (xmlSchemaValDatePtr dt, const xmlChar **str) {
1289 const xmlChar *cur = *str;
1290 int ret = 0;
1291 unsigned int value = 0;
1292
1293 PARSE_2_DIGITS(value, cur, ret);
1294 if (ret != 0)
1295 return ret;
1296
1297 if (!VALID_MONTH(value))
1298 return 2;
1299
1300 dt->mon = value;
1301
1302 *str = cur;
1303 return 0;
1304 }
1305
1306 /**
1307 * _xmlSchemaParseGDay:
1308 * @dt: pointer to a date structure
1309 * @str: pointer to the string to analyze
1310 *
1311 * Parses a xs:gDay without time zone and fills in the appropriate
1312 * field of the @dt structure. @str is updated to point just after the
1313 * xs:gDay.
1314 *
1315 * Returns 0 or the error code
1316 */
1317 static int
1318 _xmlSchemaParseGDay (xmlSchemaValDatePtr dt, const xmlChar **str) {
1319 const xmlChar *cur = *str;
1320 int ret = 0;
1321 unsigned int value = 0;
1322
1323 PARSE_2_DIGITS(value, cur, ret);
1324 if (ret != 0)
1325 return ret;
1326
1327 if (!VALID_DAY(value))
1328 return 2;
1329
1330 dt->day = value;
1331 *str = cur;
1332 return 0;
1333 }
1334
1335 /**
1336 * _xmlSchemaParseTime:
1337 * @dt: pointer to a date structure
1338 * @str: pointer to the string to analyze
1339 *
1340 * Parses a xs:time without time zone and fills in the appropriate
1341 * fields of the @dt structure. @str is updated to point just after the
1342 * xs:time.
1343 * In case of error, values of @dt fields are undefined.
1344 *
1345 * Returns 0 or the error code
1346 */
1347 static int
1348 _xmlSchemaParseTime (xmlSchemaValDatePtr dt, const xmlChar **str) {
1349 const xmlChar *cur = *str;
1350 int ret = 0;
1351 int value = 0;
1352
1353 PARSE_2_DIGITS(value, cur, ret);
1354 if (ret != 0)
1355 return ret;
1356 if (*cur != ':')
1357 return 1;
1358 if (!VALID_HOUR(value))
1359 return 2;
1360 cur++;
1361
1362 /* the ':' insures this string is xs:time */
1363 dt->hour = value;
1364
1365 PARSE_2_DIGITS(value, cur, ret);
1366 if (ret != 0)
1367 return ret;
1368 if (!VALID_MIN(value))
1369 return 2;
1370 dt->min = value;
1371
1372 if (*cur != ':')
1373 return 1;
1374 cur++;
1375
1376 PARSE_FLOAT(dt->sec, cur, ret);
1377 if (ret != 0)
1378 return ret;
1379
1380 if ((!VALID_SEC(dt->sec)) || (!VALID_TZO(dt->tzo)))
1381 return 2;
1382
1383 *str = cur;
1384 return 0;
1385 }
1386
1387 /**
1388 * _xmlSchemaParseTimeZone:
1389 * @dt: pointer to a date structure
1390 * @str: pointer to the string to analyze
1391 *
1392 * Parses a time zone without time zone and fills in the appropriate
1393 * field of the @dt structure. @str is updated to point just after the
1394 * time zone.
1395 *
1396 * Returns 0 or the error code
1397 */
1398 static int
1399 _xmlSchemaParseTimeZone (xmlSchemaValDatePtr dt, const xmlChar **str) {
1400 const xmlChar *cur;
1401 int ret = 0;
1402
1403 if (str == NULL)
1404 return -1;
1405 cur = *str;
1406
1407 switch (*cur) {
1408 case 0:
1409 dt->tz_flag = 0;
1410 dt->tzo = 0;
1411 break;
1412
1413 case 'Z':
1414 dt->tz_flag = 1;
1415 dt->tzo = 0;
1416 cur++;
1417 break;
1418
1419 case '+':
1420 case '-': {
1421 int isneg = 0, tmp = 0;
1422 isneg = (*cur == '-');
1423
1424 cur++;
1425
1426 PARSE_2_DIGITS(tmp, cur, ret);
1427 if (ret != 0)
1428 return ret;
1429 if (!VALID_HOUR(tmp))
1430 return 2;
1431
1432 if (*cur != ':')
1433 return 1;
1434 cur++;
1435
1436 dt->tzo = tmp * 60;
1437
1438 PARSE_2_DIGITS(tmp, cur, ret);
1439 if (ret != 0)
1440 return ret;
1441 if (!VALID_MIN(tmp))
1442 return 2;
1443
1444 dt->tzo += tmp;
1445 if (isneg)
1446 dt->tzo = - dt->tzo;
1447
1448 if (!VALID_TZO(dt->tzo))
1449 return 2;
1450
1451 dt->tz_flag = 1;
1452 break;
1453 }
1454 default:
1455 return 1;
1456 }
1457
1458 *str = cur;
1459 return 0;
1460 }
1461
1462 /**
1463 * _xmlSchemaBase64Decode:
1464 * @ch: a character
1465 *
1466 * Converts a base64 encoded character to its base 64 value.
1467 *
1468 * Returns 0-63 (value), 64 (pad), or -1 (not recognized)
1469 */
1470 static int
1471 _xmlSchemaBase64Decode (const xmlChar ch) {
1472 if (('A' <= ch) && (ch <= 'Z')) return ch - 'A';
1473 if (('a' <= ch) && (ch <= 'z')) return ch - 'a' + 26;
1474 if (('0' <= ch) && (ch <= '9')) return ch - '0' + 52;
1475 if ('+' == ch) return 62;
1476 if ('/' == ch) return 63;
1477 if ('=' == ch) return 64;
1478 return -1;
1479 }
1480
1481 /****************************************************************
1482 * *
1483 * XML Schema Dates/Times Datatypes Handling *
1484 * *
1485 ****************************************************************/
1486
1487 /**
1488 * PARSE_DIGITS:
1489 * @num: the integer to fill in
1490 * @cur: an #xmlChar *
1491 * @num_type: an integer flag
1492 *
1493 * Parses a digits integer and updates @num with the value. @cur is
1494 * updated to point just after the integer.
1495 * In case of error, @num_type is set to -1, values of @num and
1496 * @cur are undefined.
1497 */
1498 #define PARSE_DIGITS(num, cur, num_type) \
1499 if ((*cur < '0') || (*cur > '9')) \
1500 num_type = -1; \
1501 else \
1502 while ((*cur >= '0') && (*cur <= '9')) { \
1503 num = num * 10 + (*cur - '0'); \
1504 cur++; \
1505 }
1506
1507 /**
1508 * PARSE_NUM:
1509 * @num: the double to fill in
1510 * @cur: an #xmlChar *
1511 * @num_type: an integer flag
1512 *
1513 * Parses a float or integer and updates @num with the value. @cur is
1514 * updated to point just after the number. If the number is a float,
1515 * then it must have an integer part and a decimal part; @num_type will
1516 * be set to 1. If there is no decimal part, @num_type is set to zero.
1517 * In case of error, @num_type is set to -1, values of @num and
1518 * @cur are undefined.
1519 */
1520 #define PARSE_NUM(num, cur, num_type) \
1521 num = 0; \
1522 PARSE_DIGITS(num, cur, num_type); \
1523 if (!num_type && (*cur == '.')) { \
1524 double mult = 1; \
1525 cur++; \
1526 if ((*cur < '0') || (*cur > '9')) \
1527 num_type = -1; \
1528 else \
1529 num_type = 1; \
1530 while ((*cur >= '0') && (*cur <= '9')) { \
1531 mult /= 10; \
1532 num += (*cur - '0') * mult; \
1533 cur++; \
1534 } \
1535 }
1536
1537 /**
1538 * xmlSchemaValidateDates:
1539 * @type: the expected type or XML_SCHEMAS_UNKNOWN
1540 * @dateTime: string to analyze
1541 * @val: the return computed value
1542 *
1543 * Check that @dateTime conforms to the lexical space of one of the date types.
1544 * if true a value is computed and returned in @val.
1545 *
1546 * Returns 0 if this validates, a positive error code number otherwise
1547 * and -1 in case of internal or API error.
1548 */
1549 static int
1550 xmlSchemaValidateDates (xmlSchemaValType type,
1551 const xmlChar *dateTime, xmlSchemaValPtr *val,
1552 int collapse) {
1553 xmlSchemaValPtr dt;
1554 int ret;
1555 const xmlChar *cur = dateTime;
1556
1557 #define RETURN_TYPE_IF_VALID(t) \
1558 if (IS_TZO_CHAR(*cur)) { \
1559 ret = _xmlSchemaParseTimeZone(&(dt->value.date), &cur); \
1560 if (ret == 0) { \
1561 if (*cur != 0) \
1562 goto error; \
1563 dt->type = t; \
1564 goto done; \
1565 } \
1566 }
1567
1568 if (dateTime == NULL)
1569 return -1;
1570
1571 if (collapse)
1572 while IS_WSP_BLANK_CH(*cur) cur++;
1573
1574 if ((*cur != '-') && (*cur < '0') && (*cur > '9'))
1575 return 1;
1576
1577 dt = xmlSchemaNewValue(XML_SCHEMAS_UNKNOWN);
1578 if (dt == NULL)
1579 return -1;
1580
1581 if ((cur[0] == '-') && (cur[1] == '-')) {
1582 /*
1583 * It's an incomplete date (xs:gMonthDay, xs:gMonth or
1584 * xs:gDay)
1585 */
1586 cur += 2;
1587
1588 /* is it an xs:gDay? */
1589 if (*cur == '-') {
1590 if (type == XML_SCHEMAS_GMONTH)
1591 goto error;
1592 ++cur;
1593 ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
1594 if (ret != 0)
1595 goto error;
1596
1597 RETURN_TYPE_IF_VALID(XML_SCHEMAS_GDAY);
1598
1599 goto error;
1600 }
1601
1602 /*
1603 * it should be an xs:gMonthDay or xs:gMonth
1604 */
1605 ret = _xmlSchemaParseGMonth(&(dt->value.date), &cur);
1606 if (ret != 0)
1607 goto error;
1608
1609 /*
1610 * a '-' char could indicate this type is xs:gMonthDay or
1611 * a negative time zone offset. Check for xs:gMonthDay first.
1612 * Also the first three char's of a negative tzo (-MM:SS) can
1613 * appear to be a valid day; so even if the day portion
1614 * of the xs:gMonthDay verifies, we must insure it was not
1615 * a tzo.
1616 */
1617 if (*cur == '-') {
1618 const xmlChar *rewnd = cur;
1619 cur++;
1620
1621 ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
1622 if ((ret == 0) && ((*cur == 0) || (*cur != ':'))) {
1623
1624 /*
1625 * we can use the VALID_MDAY macro to validate the month
1626 * and day because the leap year test will flag year zero
1627 * as a leap year (even though zero is an invalid year).
1628 * FUTURE TODO: Zero will become valid in XML Schema 1.1
1629 * probably.
1630 */
1631 if (VALID_MDAY((&(dt->value.date)))) {
1632
1633 RETURN_TYPE_IF_VALID(XML_SCHEMAS_GMONTHDAY);
1634
1635 goto error;
1636 }
1637 }
1638
1639 /*
1640 * not xs:gMonthDay so rewind and check if just xs:gMonth
1641 * with an optional time zone.
1642 */
1643 cur = rewnd;
1644 }
1645
1646 RETURN_TYPE_IF_VALID(XML_SCHEMAS_GMONTH);
1647
1648 goto error;
1649 }
1650
1651 /*
1652 * It's a right-truncated date or an xs:time.
1653 * Try to parse an xs:time then fallback on right-truncated dates.
1654 */
1655 if ((*cur >= '0') && (*cur <= '9')) {
1656 ret = _xmlSchemaParseTime(&(dt->value.date), &cur);
1657 if (ret == 0) {
1658 /* it's an xs:time */
1659 RETURN_TYPE_IF_VALID(XML_SCHEMAS_TIME);
1660 }
1661 }
1662
1663 /* fallback on date parsing */
1664 cur = dateTime;
1665
1666 ret = _xmlSchemaParseGYear(&(dt->value.date), &cur);
1667 if (ret != 0)
1668 goto error;
1669
1670 /* is it an xs:gYear? */
1671 RETURN_TYPE_IF_VALID(XML_SCHEMAS_GYEAR);
1672
1673 if (*cur != '-')
1674 goto error;
1675 cur++;
1676
1677 ret = _xmlSchemaParseGMonth(&(dt->value.date), &cur);
1678 if (ret != 0)
1679 goto error;
1680
1681 /* is it an xs:gYearMonth? */
1682 RETURN_TYPE_IF_VALID(XML_SCHEMAS_GYEARMONTH);
1683
1684 if (*cur != '-')
1685 goto error;
1686 cur++;
1687
1688 ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
1689 if ((ret != 0) || !VALID_DATE((&(dt->value.date))))
1690 goto error;
1691
1692 /* is it an xs:date? */
1693 RETURN_TYPE_IF_VALID(XML_SCHEMAS_DATE);
1694
1695 if (*cur != 'T')
1696 goto error;
1697 cur++;
1698
1699 /* it should be an xs:dateTime */
1700 ret = _xmlSchemaParseTime(&(dt->value.date), &cur);
1701 if (ret != 0)
1702 goto error;
1703
1704 ret = _xmlSchemaParseTimeZone(&(dt->value.date), &cur);
1705 if (collapse)
1706 while IS_WSP_BLANK_CH(*cur) cur++;
1707 if ((ret != 0) || (*cur != 0) || (!(VALID_DATETIME((&(dt->value.date))))))
1708 goto error;
1709
1710
1711 dt->type = XML_SCHEMAS_DATETIME;
1712
1713 done:
1714 #if 1
1715 if ((type != XML_SCHEMAS_UNKNOWN) && (type != dt->type))
1716 goto error;
1717 #else
1718 /*
1719 * insure the parsed type is equal to or less significant (right
1720 * truncated) than the desired type.
1721 */
1722 if ((type != XML_SCHEMAS_UNKNOWN) && (type != dt->type)) {
1723
1724 /* time only matches time */
1725 if ((type == XML_SCHEMAS_TIME) && (dt->type == XML_SCHEMAS_TIME))
1726 goto error;
1727
1728 if ((type == XML_SCHEMAS_DATETIME) &&
1729 ((dt->type != XML_SCHEMAS_DATE) ||
1730 (dt->type != XML_SCHEMAS_GYEARMONTH) ||
1731 (dt->type != XML_SCHEMAS_GYEAR)))
1732 goto error;
1733
1734 if ((type == XML_SCHEMAS_DATE) &&
1735 ((dt->type != XML_SCHEMAS_GYEAR) ||
1736 (dt->type != XML_SCHEMAS_GYEARMONTH)))
1737 goto error;
1738
1739 if ((type == XML_SCHEMAS_GYEARMONTH) && (dt->type != XML_SCHEMAS_GYEAR))
1740 goto error;
1741
1742 if ((type == XML_SCHEMAS_GMONTHDAY) && (dt->type != XML_SCHEMAS_GMONTH))
1743 goto error;
1744 }
1745 #endif
1746
1747 if (val != NULL)
1748 *val = dt;
1749 else
1750 xmlSchemaFreeValue(dt);
1751
1752 return 0;
1753
1754 error:
1755 if (dt != NULL)
1756 xmlSchemaFreeValue(dt);
1757 return 1;
1758 }
1759
1760 /**
1761 * xmlSchemaValidateDuration:
1762 * @type: the predefined type
1763 * @duration: string to analyze
1764 * @val: the return computed value
1765 *
1766 * Check that @duration conforms to the lexical space of the duration type.
1767 * if true a value is computed and returned in @val.
1768 *
1769 * Returns 0 if this validates, a positive error code number otherwise
1770 * and -1 in case of internal or API error.
1771 */
1772 static int
1773 xmlSchemaValidateDuration (xmlSchemaTypePtr type ATTRIBUTE_UNUSED,
1774 const xmlChar *duration, xmlSchemaValPtr *val,
1775 int collapse) {
1776 const xmlChar *cur = duration;
1777 xmlSchemaValPtr dur;
1778 int isneg = 0;
1779 unsigned int seq = 0;
1780 double num;
1781 int num_type = 0; /* -1 = invalid, 0 = int, 1 = floating */
1782 const xmlChar desig[] = {'Y', 'M', 'D', 'H', 'M', 'S'};
1783 const double multi[] = { 0.0, 0.0, 86400.0, 3600.0, 60.0, 1.0, 0.0};
1784
1785 if (duration == NULL)
1786 return -1;
1787
1788 if (collapse)
1789 while IS_WSP_BLANK_CH(*cur) cur++;
1790
1791 if (*cur == '-') {
1792 isneg = 1;
1793 cur++;
1794 }
1795
1796 /* duration must start with 'P' (after sign) */
1797 if (*cur++ != 'P')
1798 return 1;
1799
1800 if (*cur == 0)
1801 return 1;
1802
1803 dur = xmlSchemaNewValue(XML_SCHEMAS_DURATION);
1804 if (dur == NULL)
1805 return -1;
1806
1807 while (*cur != 0) {
1808
1809 /* input string should be empty or invalid date/time item */
1810 if (seq >= sizeof(desig))
1811 goto error;
1812
1813 /* T designator must be present for time items */
1814 if (*cur == 'T') {
1815 if (seq <= 3) {
1816 seq = 3;
1817 cur++;
1818 } else
1819 return 1;
1820 } else if (seq == 3)
1821 goto error;
1822
1823 /* parse the number portion of the item */
1824 PARSE_NUM(num, cur, num_type);
1825
1826 if ((num_type == -1) || (*cur == 0))
1827 goto error;
1828
1829 /* update duration based on item type */
1830 while (seq < sizeof(desig)) {
1831 if (*cur == desig[seq]) {
1832
1833 /* verify numeric type; only seconds can be float */
1834 if ((num_type != 0) && (seq < (sizeof(desig)-1)))
1835 goto error;
1836
1837 switch (seq) {
1838 case 0:
1839 dur->value.dur.mon = (long)num * 12;
1840 break;
1841 case 1:
1842 dur->value.dur.mon += (long)num;
1843 break;
1844 default:
1845 /* convert to seconds using multiplier */
1846 dur->value.dur.sec += num * multi[seq];
1847 seq++;
1848 break;
1849 }
1850
1851 break; /* exit loop */
1852 }
1853 /* no date designators found? */
1854 if ((++seq == 3) || (seq == 6))
1855 goto error;
1856 }
1857 cur++;
1858 if (collapse)
1859 while IS_WSP_BLANK_CH(*cur) cur++;
1860 }
1861
1862 if (isneg) {
1863 dur->value.dur.mon = -dur->value.dur.mon;
1864 dur->value.dur.day = -dur->value.dur.day;
1865 dur->value.dur.sec = -dur->value.dur.sec;
1866 }
1867
1868 if (val != NULL)
1869 *val = dur;
1870 else
1871 xmlSchemaFreeValue(dur);
1872
1873 return 0;
1874
1875 error:
1876 if (dur != NULL)
1877 xmlSchemaFreeValue(dur);
1878 return 1;
1879 }
1880
1881 /**
1882 * xmlSchemaStrip:
1883 * @value: a value
1884 *
1885 * Removes the leading and ending spaces of a string
1886 *
1887 * Returns the new string or NULL if no change was required.
1888 */
1889 static xmlChar *
1890 xmlSchemaStrip(const xmlChar *value) {
1891 const xmlChar *start = value, *end, *f;
1892
1893 if (value == NULL) return(NULL);
1894 while ((*start != 0) && (IS_BLANK_CH(*start))) start++;
1895 end = start;
1896 while (*end != 0) end++;
1897 f = end;
1898 end--;
1899 while ((end > start) && (IS_BLANK_CH(*end))) end--;
1900 end++;
1901 if ((start == value) && (f == end)) return(NULL);
1902 return(xmlStrndup(start, end - start));
1903 }
1904
1905 /**
1906 * xmlSchemaWhiteSpaceReplace:
1907 * @value: a value
1908 *
1909 * Replaces 0xd, 0x9 and 0xa with a space.
1910 *
1911 * Returns the new string or NULL if no change was required.
1912 */
1913 xmlChar *
1914 xmlSchemaWhiteSpaceReplace(const xmlChar *value) {
1915 const xmlChar *cur = value;
1916 xmlChar *ret = NULL, *mcur;
1917
1918 if (value == NULL)
1919 return(NULL);
1920
1921 while ((*cur != 0) &&
1922 (((*cur) != 0xd) && ((*cur) != 0x9) && ((*cur) != 0xa))) {
1923 cur++;
1924 }
1925 if (*cur == 0)
1926 return (NULL);
1927 ret = xmlStrdup(value);
1928 /* TODO FIXME: I guess gcc will bark at this. */
1929 mcur = (xmlChar *) (ret + (cur - value));
1930 do {
1931 if ( ((*mcur) == 0xd) || ((*mcur) == 0x9) || ((*mcur) == 0xa) )
1932 *mcur = ' ';
1933 mcur++;
1934 } while (*mcur != 0);
1935 return(ret);
1936 }
1937
1938 /**
1939 * xmlSchemaCollapseString:
1940 * @value: a value
1941 *
1942 * Removes and normalize white spaces in the string
1943 *
1944 * Returns the new string or NULL if no change was required.
1945 */
1946 xmlChar *
1947 xmlSchemaCollapseString(const xmlChar *value) {
1948 const xmlChar *start = value, *end, *f;
1949 xmlChar *g;
1950 int col = 0;
1951
1952 if (value == NULL) return(NULL);
1953 while ((*start != 0) && (IS_BLANK_CH(*start))) start++;
1954 end = start;
1955 while (*end != 0) {
1956 if ((*end == ' ') && (IS_BLANK_CH(end[1]))) {
1957 col = end - start;
1958 break;
1959 } else if ((*end == 0xa) || (*end == 0x9) || (*end == 0xd)) {
1960 col = end - start;
1961 break;
1962 }
1963 end++;
1964 }
1965 if (col == 0) {
1966 f = end;
1967 end--;
1968 while ((end > start) && (IS_BLANK_CH(*end))) end--;
1969 end++;
1970 if ((start == value) && (f == end)) return(NULL);
1971 return(xmlStrndup(start, end - start));
1972 }
1973 start = xmlStrdup(start);
1974 if (start == NULL) return(NULL);
1975 g = (xmlChar *) (start + col);
1976 end = g;
1977 while (*end != 0) {
1978 if (IS_BLANK_CH(*end)) {
1979 end++;
1980 while (IS_BLANK_CH(*end)) end++;
1981 if (*end != 0)
1982 *g++ = ' ';
1983 } else
1984 *g++ = *end++;
1985 }
1986 *g = 0;
1987 return((xmlChar *) start);
1988 }
1989
1990 /**
1991 * xmlSchemaValAtomicListNode:
1992 * @type: the predefined atomic type for a token in the list
1993 * @value: the list value to check
1994 * @ret: the return computed value
1995 * @node: the node containing the value
1996 *
1997 * Check that a value conforms to the lexical space of the predefined
1998 * list type. if true a value is computed and returned in @ret.
1999 *
2000 * Returns the number of items if this validates, a negative error code
2001 * number otherwise
2002 */
2003 static int
2004 xmlSchemaValAtomicListNode(xmlSchemaTypePtr type, const xmlChar *value,
2005 xmlSchemaValPtr *ret, xmlNodePtr node) {
2006 xmlChar *val, *cur, *endval;
2007 int nb_values = 0;
2008 int tmp = 0;
2009
2010 if (value == NULL) {
2011 return(-1);
2012 }
2013 val = xmlStrdup(value);
2014 if (val == NULL) {
2015 return(-1);
2016 }
2017 if (ret != NULL) {
2018 *ret = NULL;
2019 }
2020 cur = val;
2021 /*
2022 * Split the list
2023 */
2024 while (IS_BLANK_CH(*cur)) *cur++ = 0;
2025 while (*cur != 0) {
2026 if (IS_BLANK_CH(*cur)) {
2027 *cur = 0;
2028 cur++;
2029 while (IS_BLANK_CH(*cur)) *cur++ = 0;
2030 } else {
2031 nb_values++;
2032 cur++;
2033 while ((*cur != 0) && (!IS_BLANK_CH(*cur))) cur++;
2034 }
2035 }
2036 if (nb_values == 0) {
2037 xmlFree(val);
2038 return(nb_values);
2039 }
2040 endval = cur;
2041 cur = val;
2042 while ((*cur == 0) && (cur != endval)) cur++;
2043 while (cur != endval) {
2044 tmp = xmlSchemaValPredefTypeNode(type, cur, NULL, node);
2045 if (tmp != 0)
2046 break;
2047 while (*cur != 0) cur++;
2048 while ((*cur == 0) && (cur != endval)) cur++;
2049 }
2050 /* TODO what return value ? c.f. bug #158628
2051 if (ret != NULL) {
2052 TODO
2053 } */
2054 xmlFree(val);
2055 if (tmp == 0)
2056 return(nb_values);
2057 return(-1);
2058 }
2059
2060 /**
2061 * xmlSchemaParseUInt:
2062 * @str: pointer to the string R/W
2063 * @llo: pointer to the low result
2064 * @lmi: pointer to the mid result
2065 * @lhi: pointer to the high result
2066 *
2067 * Parse an unsigned long into 3 fields.
2068 *
2069 * Returns the number of significant digits in the number or
2070 * -1 if overflow of the capacity and -2 if it's not a number.
2071 */
2072 static int
2073 xmlSchemaParseUInt(const xmlChar **str, unsigned long *llo,
2074 unsigned long *lmi, unsigned long *lhi) {
2075 unsigned long lo = 0, mi = 0, hi = 0;
2076 const xmlChar *tmp, *cur = *str;
2077 int ret = 0, i = 0;
2078
2079 if (!((*cur >= '0') && (*cur <= '9')))
2080 return(-2);
2081
2082 while (*cur == '0') { /* ignore leading zeroes */
2083 cur++;
2084 }
2085 tmp = cur;
2086 while ((*tmp != 0) && (*tmp >= '0') && (*tmp <= '9')) {
2087 i++;tmp++;ret++;
2088 }
2089 if (i > 24) {
2090 *str = tmp;
2091 return(-1);
2092 }
2093 while (i > 16) {
2094 hi = hi * 10 + (*cur++ - '0');
2095 i--;
2096 }
2097 while (i > 8) {
2098 mi = mi * 10 + (*cur++ - '0');
2099 i--;
2100 }
2101 while (i > 0) {
2102 lo = lo * 10 + (*cur++ - '0');
2103 i--;
2104 }
2105
2106 *str = cur;
2107 *llo = lo;
2108 *lmi = mi;
2109 *lhi = hi;
2110 return(ret);
2111 }
2112
2113 /**
2114 * xmlSchemaValAtomicType:
2115 * @type: the predefined type
2116 * @value: the value to check
2117 * @val: the return computed value
2118 * @node: the node containing the value
2119 * flags: flags to control the vlidation
2120 *
2121 * Check that a value conforms to the lexical space of the atomic type.
2122 * if true a value is computed and returned in @val.
2123 * This checks the value space for list types as well (IDREFS, NMTOKENS).
2124 *
2125 * Returns 0 if this validates, a positive error code number otherwise
2126 * and -1 in case of internal or API error.
2127 */
2128 static int
2129 xmlSchemaValAtomicType(xmlSchemaTypePtr type, const xmlChar * value,
2130 xmlSchemaValPtr * val, xmlNodePtr node, int flags,
2131 xmlSchemaWhitespaceValueType ws,
2132 int normOnTheFly, int applyNorm, int createStringValue)
2133 {
2134 xmlSchemaValPtr v;
2135 xmlChar *norm = NULL;
2136 int ret = 0;
2137
2138 if (xmlSchemaTypesInitialized == 0)
2139 xmlSchemaInitTypes();
2140 if (type == NULL)
2141 return (-1);
2142
2143 /*
2144 * validating a non existant text node is similar to validating
2145 * an empty one.
2146 */
2147 if (value == NULL)
2148 value = BAD_CAST "";
2149
2150 if (val != NULL)
2151 *val = NULL;
2152 if ((flags == 0) && (value != NULL)) {
2153
2154 if ((type->builtInType != XML_SCHEMAS_STRING) &&
2155 (type->builtInType != XML_SCHEMAS_ANYTYPE) &&
2156 (type->builtInType != XML_SCHEMAS_ANYSIMPLETYPE)) {
2157 if (type->builtInType == XML_SCHEMAS_NORMSTRING)
2158 norm = xmlSchemaWhiteSpaceReplace(value);
2159 else
2160 norm = xmlSchemaCollapseString(value);
2161 if (norm != NULL)
2162 value = norm;
2163 }
2164 }
2165
2166 switch (type->builtInType) {
2167 case XML_SCHEMAS_UNKNOWN:
2168 goto error;
2169 case XML_SCHEMAS_ANYTYPE:
2170 case XML_SCHEMAS_ANYSIMPLETYPE:
2171 if ((createStringValue) && (val != NULL)) {
2172 v = xmlSchemaNewValue(XML_SCHEMAS_ANYSIMPLETYPE);
2173 if (v != NULL) {
2174 v->value.str = xmlStrdup(value);
2175 *val = v;
2176 } else {
2177 goto error;
2178 }
2179 }
2180 goto return0;
2181 case XML_SCHEMAS_STRING:
2182 if (! normOnTheFly) {
2183 const xmlChar *cur = value;
2184
2185 if (ws == XML_SCHEMA_WHITESPACE_REPLACE) {
2186 while (*cur != 0) {
2187 if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
2188 goto return1;
2189 } else {
2190 cur++;
2191 }
2192 }
2193 } else if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE) {
2194 while (*cur != 0) {
2195 if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
2196 goto return1;
2197 } else if IS_WSP_SPACE_CH(*cur) {
2198 cur++;
2199 if IS_WSP_SPACE_CH(*cur)
2200 goto return1;
2201 } else {
2202 cur++;
2203 }
2204 }
2205 }
2206 }
2207 if (createStringValue && (val != NULL)) {
2208 if (applyNorm) {
2209 if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
2210 norm = xmlSchemaCollapseString(value);
2211 else if (ws == XML_SCHEMA_WHITESPACE_REPLACE)
2212 norm = xmlSchemaWhiteSpaceReplace(value);
2213 if (norm != NULL)
2214 value = norm;
2215 }
2216 v = xmlSchemaNewValue(XML_SCHEMAS_STRING);
2217 if (v != NULL) {
2218 v->value.str = xmlStrdup(value);
2219 *val = v;
2220 } else {
2221 goto error;
2222 }
2223 }
2224 goto return0;
2225 case XML_SCHEMAS_NORMSTRING:{
2226 if (normOnTheFly) {
2227 if (applyNorm) {
2228 if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
2229 norm = xmlSchemaCollapseString(value);
2230 else
2231 norm = xmlSchemaWhiteSpaceReplace(value);
2232 if (norm != NULL)
2233 value = norm;
2234 }
2235 } else {
2236 const xmlChar *cur = value;
2237 while (*cur != 0) {
2238 if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
2239 goto return1;
2240 } else {
2241 cur++;
2242 }
2243 }
2244 }
2245 if (val != NULL) {
2246 v = xmlSchemaNewValue(XML_SCHEMAS_NORMSTRING);
2247 if (v != NULL) {
2248 v->value.str = xmlStrdup(value);
2249 *val = v;
2250 } else {
2251 goto error;
2252 }
2253 }
2254 goto return0;
2255 }
2256 case XML_SCHEMAS_DECIMAL:{
2257 const xmlChar *cur = value;
2258 unsigned int len, neg, integ, hasLeadingZeroes;
2259 xmlChar cval[25];
2260 xmlChar *cptr = cval;
2261
2262 if ((cur == NULL) || (*cur == 0))
2263 goto return1;
2264
2265 /*
2266 * xs:decimal has a whitespace-facet value of 'collapse'.
2267 */
2268 if (normOnTheFly)
2269 while IS_WSP_BLANK_CH(*cur) cur++;
2270
2271 /*
2272 * First we handle an optional sign.
2273 */
2274 neg = 0;
2275 if (*cur == '-') {
2276 neg = 1;
2277 cur++;
2278 } else if (*cur == '+')
2279 cur++;
2280 /*
2281 * Disallow: "", "-", "- "
2282 */
2283 if (*cur == 0)
2284 goto return1;
2285 /*
2286 * Next we "pre-parse" the number, in preparation for calling
2287 * the common routine xmlSchemaParseUInt. We get rid of any
2288 * leading zeroes (because we have reserved only 25 chars),
2289 * and note the position of a decimal point.
2290 */
2291 len = 0;
2292 integ = ~0u;
2293 hasLeadingZeroes = 0;
2294 /*
2295 * Skip leading zeroes.
2296 */
2297 while (*cur == '0') {
2298 cur++;
2299 hasLeadingZeroes = 1;
2300 }
2301 if (*cur != 0) {
2302 do {
2303 if ((*cur >= '0') && (*cur <= '9')) {
2304 *cptr++ = *cur++;
2305 len++;
2306 } else if (*cur == '.') {
2307 cur++;
2308 integ = len;
2309 do {
2310 if ((*cur >= '0') && (*cur <= '9')) {
2311 *cptr++ = *cur++;
2312 len++;
2313 } else
2314 break;
2315 } while (len < 24);
2316 /*
2317 * Disallow "." but allow "00."
2318 */
2319 if ((len == 0) && (!hasLeadingZeroes))
2320 goto return1;
2321 break;
2322 } else
2323 break;
2324 } while (len < 24);
2325 }
2326 if (normOnTheFly)
2327 while IS_WSP_BLANK_CH(*cur) cur++;
2328 if (*cur != 0)
2329 goto return1; /* error if any extraneous chars */
2330 if (val != NULL) {
2331 v = xmlSchemaNewValue(XML_SCHEMAS_DECIMAL);
2332 if (v != NULL) {
2333 /*
2334 * Now evaluate the significant digits of the number
2335 */
2336 if (len != 0) {
2337
2338 if (integ != ~0u) {
2339 /*
2340 * Get rid of trailing zeroes in the
2341 * fractional part.
2342 */
2343 while ((len != integ) && (*(cptr-1) == '0')) {
2344 cptr--;
2345 len--;
2346 }
2347 }
2348 /*
2349 * Terminate the (preparsed) string.
2350 */
2351 if (len != 0) {
2352 *cptr = 0;
2353 cptr = cval;
2354
2355 xmlSchemaParseUInt((const xmlChar **)&cptr,
2356 &v->value.decimal.lo,
2357 &v->value.decimal.mi,
2358 &v->value.decimal.hi);
2359 }
2360 }
2361 /*
2362 * Set the total digits to 1 if a zero value.
2363 */
2364 v->value.decimal.sign = neg;
2365 if (len == 0) {
2366 /* Speedup for zero values. */
2367 v->value.decimal.total = 1;
2368 } else {
2369 v->value.decimal.total = len;
2370 if (integ == ~0u)
2371 v->value.decimal.frac = 0;
2372 else
2373 v->value.decimal.frac = len - integ;
2374 }
2375 *val = v;
2376 }
2377 }
2378 goto return0;
2379 }
2380 case XML_SCHEMAS_TIME:
2381 case XML_SCHEMAS_GDAY:
2382 case XML_SCHEMAS_GMONTH:
2383 case XML_SCHEMAS_GMONTHDAY:
2384 case XML_SCHEMAS_GYEAR:
2385 case XML_SCHEMAS_GYEARMONTH:
2386 case XML_SCHEMAS_DATE:
2387 case XML_SCHEMAS_DATETIME:
2388 ret = xmlSchemaValidateDates(type->builtInType, value, val,
2389 normOnTheFly);
2390 break;
2391 case XML_SCHEMAS_DURATION:
2392 ret = xmlSchemaValidateDuration(type, value, val,
2393 normOnTheFly);
2394 break;
2395 case XML_SCHEMAS_FLOAT:
2396 case XML_SCHEMAS_DOUBLE: {
2397 const xmlChar *cur = value;
2398 int neg = 0;
2399 int digits_before = 0;
2400 int digits_after = 0;
2401
2402 if (normOnTheFly)
2403 while IS_WSP_BLANK_CH(*cur) cur++;
2404
2405 if ((cur[0] == 'N') && (cur[1] == 'a') && (cur[2] == 'N')) {
2406 cur += 3;
2407 if (*cur != 0)
2408 goto return1;
2409 if (val != NULL) {
2410 if (type == xmlSchemaTypeFloatDef) {
2411 v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
2412 if (v != NULL) {
2413 v->value.f = (float) xmlXPathNAN;
2414 } else {
2415 xmlSchemaFreeValue(v);
2416 goto error;
2417 }
2418 } else {
2419 v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
2420 if (v != NULL) {
2421 v->value.d = xmlXPathNAN;
2422 } else {
2423 xmlSchemaFreeValue(v);
2424 goto error;
2425 }
2426 }
2427 *val = v;
2428 }
2429 goto return0;
2430 }
2431 if (*cur == '-') {
2432 neg = 1;
2433 cur++;
2434 }
2435 if ((cur[0] == 'I') && (cur[1] == 'N') && (cur[2] == 'F')) {
2436 cur += 3;
2437 if (*cur != 0)
2438 goto return1;
2439 if (val != NULL) {
2440 if (type == xmlSchemaTypeFloatDef) {
2441 v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
2442 if (v != NULL) {
2443 if (neg)
2444 v->value.f = (float) xmlXPathNINF;
2445 else
2446 v->value.f = (float) xmlXPathPINF;
2447 } else {
2448 xmlSchemaFreeValue(v);
2449 goto error;
2450 }
2451 } else {
2452 v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
2453 if (v != NULL) {
2454 if (neg)
2455 v->value.d = xmlXPathNINF;
2456 else
2457 v->value.d = xmlXPathPINF;
2458 } else {
2459 xmlSchemaFreeValue(v);
2460 goto error;
2461 }
2462 }
2463 *val = v;
2464 }
2465 goto return0;
2466 }
2467 if ((neg == 0) && (*cur == '+'))
2468 cur++;
2469 if ((cur[0] == 0) || (cur[0] == '+') || (cur[0] == '-'))
2470 goto return1;
2471 while ((*cur >= '0') && (*cur <= '9')) {
2472 cur++;
2473 digits_before++;
2474 }
2475 if (*cur == '.') {
2476 cur++;
2477 while ((*cur >= '0') && (*cur <= '9')) {
2478 cur++;
2479 digits_after++;
2480 }
2481 }
2482 if ((digits_before == 0) && (digits_after == 0))
2483 goto return1;
2484 if ((*cur == 'e') || (*cur == 'E')) {
2485 cur++;
2486 if ((*cur == '-') || (*cur == '+'))
2487 cur++;
2488 while ((*cur >= '0') && (*cur <= '9'))
2489 cur++;
2490 }
2491 if (normOnTheFly)
2492 while IS_WSP_BLANK_CH(*cur) cur++;
2493
2494 if (*cur != 0)
2495 goto return1;
2496 if (val != NULL) {
2497 if (type == xmlSchemaTypeFloatDef) {
2498 v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
2499 if (v != NULL) {
2500 /*
2501 * TODO: sscanf seems not to give the correct
2502 * value for extremely high/low values.
2503 * E.g. "1E-149" results in zero.
2504 */
2505 if (sscanf((const char *) value, "%f",
2506 &(v->value.f)) == 1) {
2507 *val = v;
2508 } else {
2509 xmlSchemaFreeValue(v);
2510 goto return1;
2511 }
2512 } else {
2513 goto error;
2514 }
2515 } else {
2516 v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
2517 if (v != NULL) {
2518 /*
2519 * TODO: sscanf seems not to give the correct
2520 * value for extremely high/low values.
2521 */
2522 if (sscanf((const char *) value, "%lf",
2523 &(v->value.d)) == 1) {
2524 *val = v;
2525 } else {
2526 xmlSchemaFreeValue(v);
2527 goto return1;
2528 }
2529 } else {
2530 goto error;
2531 }
2532 }
2533 }
2534 goto return0;
2535 }
2536 case XML_SCHEMAS_BOOLEAN:{
2537 const xmlChar *cur = value;
2538
2539 if (normOnTheFly) {
2540 while IS_WSP_BLANK_CH(*cur) cur++;
2541 if (*cur == '0') {
2542 ret = 0;
2543 cur++;
2544 } else if (*cur == '1') {
2545 ret = 1;
2546 cur++;
2547 } else if (*cur == 't') {
2548 cur++;
2549 if ((*cur++ == 'r') && (*cur++ == 'u') &&
2550 (*cur++ == 'e')) {
2551 ret = 1;
2552 } else
2553 goto return1;
2554 } else if (*cur == 'f') {
2555 cur++;
2556 if ((*cur++ == 'a') && (*cur++ == 'l') &&
2557 (*cur++ == 's') && (*cur++ == 'e')) {
2558 ret = 0;
2559 } else
2560 goto return1;
2561 } else
2562 goto return1;
2563 if (*cur != 0) {
2564 while IS_WSP_BLANK_CH(*cur) cur++;
2565 if (*cur != 0)
2566 goto return1;
2567 }
2568 } else {
2569 if ((cur[0] == '0') && (cur[1] == 0))
2570 ret = 0;
2571 else if ((cur[0] == '1') && (cur[1] == 0))
2572 ret = 1;
2573 else if ((cur[0] == 't') && (cur[1] == 'r')
2574 && (cur[2] == 'u') && (cur[3] == 'e')
2575 && (cur[4] == 0))
2576 ret = 1;
2577 else if ((cur[0] == 'f') && (cur[1] == 'a')
2578 && (cur[2] == 'l') && (cur[3] == 's')
2579 && (cur[4] == 'e') && (cur[5] == 0))
2580 ret = 0;
2581 else
2582 goto return1;
2583 }
2584 if (val != NULL) {
2585 v = xmlSchemaNewValue(XML_SCHEMAS_BOOLEAN);
2586 if (v != NULL) {
2587 v->value.b = ret;
2588 *val = v;
2589 } else {
2590 goto error;
2591 }
2592 }
2593 goto return0;
2594 }
2595 case XML_SCHEMAS_TOKEN:{
2596 const xmlChar *cur = value;
2597
2598 if (! normOnTheFly) {
2599 while (*cur != 0) {
2600 if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
2601 goto return1;
2602 } else if (*cur == ' ') {
2603 cur++;
2604 if (*cur == 0)
2605 goto return1;
2606 if (*cur == ' ')
2607 goto return1;
2608 } else {
2609 cur++;
2610 }
2611 }
2612 }
2613 if (val != NULL) {
2614 v = xmlSchemaNewValue(XML_SCHEMAS_TOKEN);
2615 if (v != NULL) {
2616 v->value.str = xmlStrdup(value);
2617 *val = v;
2618 } else {
2619 goto error;
2620 }
2621 }
2622 goto return0;
2623 }
2624 case XML_SCHEMAS_LANGUAGE:
2625 if (normOnTheFly) {
2626 norm = xmlSchemaCollapseString(value);
2627 if (norm != NULL)
2628 value = norm;
2629 }
2630 if (xmlCheckLanguageID(value) == 1) {
2631 if (val != NULL) {
2632 v = xmlSchemaNewValue(XML_SCHEMAS_LANGUAGE);
2633 if (v != NULL) {
2634 v->value.str = xmlStrdup(value);
2635 *val = v;
2636 } else {
2637 goto error;
2638 }
2639 }
2640 goto return0;
2641 }
2642 goto return1;
2643 case XML_SCHEMAS_NMTOKEN:
2644 if (xmlValidateNMToken(value, 1) == 0) {
2645 if (val != NULL) {
2646 v = xmlSchemaNewValue(XML_SCHEMAS_NMTOKEN);
2647 if (v != NULL) {
2648 v->value.str = xmlStrdup(value);
2649 *val = v;
2650 } else {
2651 goto error;
2652 }
2653 }
2654 goto return0;
2655 }
2656 goto return1;
2657 case XML_SCHEMAS_NMTOKENS:
2658 ret = xmlSchemaValAtomicListNode(xmlSchemaTypeNmtokenDef,
2659 value, val, node);
2660 if (ret > 0)
2661 ret = 0;
2662 else
2663 ret = 1;
2664 goto done;
2665 case XML_SCHEMAS_NAME:
2666 ret = xmlValidateName(value, 1);
2667 if ((ret == 0) && (val != NULL) && (value != NULL)) {
2668 v = xmlSchemaNewValue(XML_SCHEMAS_NAME);
2669 if (v != NULL) {
2670 const xmlChar *start = value, *end;
2671 while (IS_BLANK_CH(*start)) start++;
2672 end = start;
2673 while ((*end != 0) && (!IS_BLANK_CH(*end))) end++;
2674 v->value.str = xmlStrndup(start, end - start);
2675 *val = v;
2676 } else {
2677 goto error;
2678 }
2679 }
2680 goto done;
2681 case XML_SCHEMAS_QNAME:{
2682 const xmlChar *uri = NULL;
2683 xmlChar *local = NULL;
2684
2685 ret = xmlValidateQName(value, 1);
2686 if (ret != 0)
2687 goto done;
2688 if (node != NULL) {
2689 xmlChar *prefix;
2690 xmlNsPtr ns;
2691
2692 local = xmlSplitQName2(value, &prefix);
2693 ns = xmlSearchNs(node->doc, node, prefix);
2694 if ((ns == NULL) && (prefix != NULL)) {
2695 xmlFree(prefix);
2696 if (local != NULL)
2697 xmlFree(local);
2698 goto return1;
2699 }
2700 if (ns != NULL)
2701 uri = ns->href;
2702 if (prefix != NULL)
2703 xmlFree(prefix);
2704 }
2705 if (val != NULL) {
2706 v = xmlSchemaNewValue(XML_SCHEMAS_QNAME);
2707 if (v == NULL) {
2708 if (local != NULL)
2709 xmlFree(local);
2710 goto error;
2711 }
2712 if (local != NULL)
2713 v->value.qname.name = local;
2714 else
2715 v->value.qname.name = xmlStrdup(value);
2716 if (uri != NULL)
2717 v->value.qname.uri = xmlStrdup(uri);
2718 *val = v;
2719 } else
2720 if (local != NULL)
2721 xmlFree(local);
2722 goto done;
2723 }
2724 case XML_SCHEMAS_NCNAME:
2725 ret = xmlValidateNCName(value, 1);
2726 if ((ret == 0) && (val != NULL)) {
2727 v = xmlSchemaNewValue(XML_SCHEMAS_NCNAME);
2728 if (v != NULL) {
2729 v->value.str = xmlStrdup(value);
2730 *val = v;
2731 } else {
2732 goto error;
2733 }
2734 }
2735 goto done;
2736 case XML_SCHEMAS_ID:
2737 ret = xmlValidateNCName(value, 1);
2738 if ((ret == 0) && (val != NULL)) {
2739 v = xmlSchemaNewValue(XML_SCHEMAS_ID);
2740 if (v != NULL) {
2741 v->value.str = xmlStrdup(value);
2742 *val = v;
2743 } else {
2744 goto error;
2745 }
2746 }
2747 if ((ret == 0) && (node != NULL) &&
2748 (node->type == XML_ATTRIBUTE_NODE)) {
2749 xmlAttrPtr attr = (xmlAttrPtr) node;
2750
2751 /*
2752 * NOTE: the IDness might have already be declared in the DTD
2753 */
2754 if (attr->atype != XML_ATTRIBUTE_ID) {
2755 xmlIDPtr res;
2756 xmlChar *strip;
2757
2758 strip = xmlSchemaStrip(value);
2759 if (strip != NULL) {
2760 res = xmlAddID(NULL, node->doc, strip, attr);
2761 xmlFree(strip);
2762 } else
2763 res = xmlAddID(NULL, node->doc, value, attr);
2764 if (res == NULL) {
2765 ret = 2;
2766 } else {
2767 attr->atype = XML_ATTRIBUTE_ID;
2768 }
2769 }
2770 }
2771 goto done;
2772 case XML_SCHEMAS_IDREF:
2773 ret = xmlValidateNCName(value, 1);
2774 if ((ret == 0) && (val != NULL)) {
2775 v = xmlSchemaNewValue(XML_SCHEMAS_IDREF);
2776 if (v == NULL)
2777 goto error;
2778 v->value.str = xmlStrdup(value);
2779 *val = v;
2780 }
2781 if ((ret == 0) && (node != NULL) &&
2782 (node->type == XML_ATTRIBUTE_NODE)) {
2783 xmlAttrPtr attr = (xmlAttrPtr) node;
2784 xmlChar *strip;
2785
2786 strip = xmlSchemaStrip(value);
2787 if (strip != NULL) {
2788 xmlAddRef(NULL, node->doc, strip, attr);
2789 xmlFree(strip);
2790 } else
2791 xmlAddRef(NULL, node->doc, value, attr);
2792 attr->atype = XML_ATTRIBUTE_IDREF;
2793 }
2794 goto done;
2795 case XML_SCHEMAS_IDREFS:
2796 ret = xmlSchemaValAtomicListNode(xmlSchemaTypeIdrefDef,
2797 value, val, node);
2798 if (ret < 0)
2799 ret = 2;
2800 else
2801 ret = 0;
2802 if ((ret == 0) && (node != NULL) &&
2803 (node->type == XML_ATTRIBUTE_NODE)) {
2804 xmlAttrPtr attr = (xmlAttrPtr) node;
2805
2806 attr->atype = XML_ATTRIBUTE_IDREFS;
2807 }
2808 goto done;
2809 case XML_SCHEMAS_ENTITY:{
2810 xmlChar *strip;
2811
2812 ret = xmlValidateNCName(value, 1);
2813 if ((node == NULL) || (node->doc == NULL))
2814 ret = 3;
2815 if (ret == 0) {
2816 xmlEntityPtr ent;
2817
2818 strip = xmlSchemaStrip(value);
2819 if (strip != NULL) {
2820 ent = xmlGetDocEntity(node->doc, strip);
2821 xmlFree(strip);
2822 } else {
2823 ent = xmlGetDocEntity(node->doc, value);
2824 }
2825 if ((ent == NULL) ||
2826 (ent->etype !=
2827 XML_EXTERNAL_GENERAL_UNPARSED_ENTITY))
2828 ret = 4;
2829 }
2830 if ((ret == 0) && (val != NULL)) {
2831 TODO;
2832 }
2833 if ((ret == 0) && (node != NULL) &&
2834 (node->type == XML_ATTRIBUTE_NODE)) {
2835 xmlAttrPtr attr = (xmlAttrPtr) node;
2836
2837 attr->atype = XML_ATTRIBUTE_ENTITY;
2838 }
2839 goto done;
2840 }
2841 case XML_SCHEMAS_ENTITIES:
2842 if ((node == NULL) || (node->doc == NULL))
2843 goto return3;
2844 ret = xmlSchemaValAtomicListNode(xmlSchemaTypeEntityDef,
2845 value, val, node);
2846 if (ret <= 0)
2847 ret = 1;
2848 else
2849 ret = 0;
2850 if ((ret == 0) && (node != NULL) &&
2851 (node->type == XML_ATTRIBUTE_NODE)) {
2852 xmlAttrPtr attr = (xmlAttrPtr) node;
2853
2854 attr->atype = XML_ATTRIBUTE_ENTITIES;
2855 }
2856 goto done;
2857 case XML_SCHEMAS_NOTATION:{
2858 xmlChar *uri = NULL;
2859 xmlChar *local = NULL;
2860
2861 ret = xmlValidateQName(value, 1);
2862 if ((ret == 0) && (node != NULL)) {
2863 xmlChar *prefix;
2864
2865 local = xmlSplitQName2(value, &prefix);
2866 if (prefix != NULL) {
2867 xmlNsPtr ns;
2868
2869 ns = xmlSearchNs(node->doc, node, prefix);
2870 if (ns == NULL)
2871 ret = 1;
2872 else if (val != NULL)
2873 uri = xmlStrdup(ns->href);
2874 }
2875 if ((local != NULL) && ((val == NULL) || (ret != 0)))
2876 xmlFree(local);
2877 if (prefix != NULL)
2878 xmlFree(prefix);
2879 }
2880 if ((node == NULL) || (node->doc == NULL))
2881 ret = 3;
2882 if (ret == 0) {
2883 ret = xmlValidateNotationUse(NULL, node->doc, value);
2884 if (ret == 1)
2885 ret = 0;
2886 else
2887 ret = 1;
2888 }
2889 if ((ret == 0) && (val != NULL)) {
2890 v = xmlSchemaNewValue(XML_SCHEMAS_NOTATION);
2891 if (v != NULL) {
2892 if (local != NULL)
2893 v->value.qname.name = local;
2894 else
2895 v->value.qname.name = xmlStrdup(value);
2896 if (uri != NULL)
2897 v->value.qname.uri = uri;
2898
2899 *val = v;
2900 } else {
2901 if (local != NULL)
2902 xmlFree(local);
2903 if (uri != NULL)
2904 xmlFree(uri);
2905 goto error;
2906 }
2907 }
2908 goto done;
2909 }
2910 case XML_SCHEMAS_ANYURI:{
2911 if (*value != 0) {
2912 xmlURIPtr uri;
2913 xmlChar *tmpval, *cur;
2914 if (normOnTheFly) {
2915 norm = xmlSchemaCollapseString(value);
2916 if (norm != NULL)
2917 value = norm;
2918 }
2919 tmpval = xmlStrdup(value);
2920 for (cur = tmpval; *cur; ++cur) {
2921 if (*cur < 32 || *cur >= 127 || *cur == ' ' ||
2922 *cur == '<' || *cur == '>' || *cur == '"' ||
2923 *cur == '{' || *cur == '}' || *cur == '|' ||
2924 *cur == '\\' || *cur == '^' || *cur == '`' ||
2925 *cur == '\'')
2926 *cur = '_';
2927 }
2928 uri = xmlParseURI((const char *) tmpval);
2929 xmlFree(tmpval);
2930 if (uri == NULL)
2931 goto return1;
2932 xmlFreeURI(uri);
2933 }
2934
2935 if (val != NULL) {
2936 v = xmlSchemaNewValue(XML_SCHEMAS_ANYURI);
2937 if (v == NULL)
2938 goto error;
2939 v->value.str = xmlStrdup(value);
2940 *val = v;
2941 }
2942 goto return0;
2943 }
2944 case XML_SCHEMAS_HEXBINARY:{
2945 const xmlChar *cur = value, *start;
2946 xmlChar *base;
2947 int total, i = 0;
2948
2949 if (cur == NULL)
2950 goto return1;
2951
2952 if (normOnTheFly)
2953 while IS_WSP_BLANK_CH(*cur) cur++;
2954
2955 start = cur;
2956 while (((*cur >= '0') && (*cur <= '9')) ||
2957 ((*cur >= 'A') && (*cur <= 'F')) ||
2958 ((*cur >= 'a') && (*cur <= 'f'))) {
2959 i++;
2960 cur++;
2961 }
2962 if (normOnTheFly)
2963 while IS_WSP_BLANK_CH(*cur) cur++;
2964
2965 if (*cur != 0)
2966 goto return1;
2967 if ((i % 2) != 0)
2968 goto return1;
2969
2970 if (val != NULL) {
2971
2972 v = xmlSchemaNewValue(XML_SCHEMAS_HEXBINARY);
2973 if (v == NULL)
2974 goto error;
2975 /*
2976 * Copy only the normalized piece.
2977 * CRITICAL TODO: Check this.
2978 */
2979 cur = xmlStrndup(start, i);
2980 if (cur == NULL) {
2981 xmlSchemaTypeErrMemory(node, "allocating hexbin data");
2982 xmlFree(v);
2983 goto return1;
2984 }
2985
2986 total = i / 2; /* number of octets */
2987
2988 base = (xmlChar *) cur;
2989 while (i-- > 0) {
2990 if (*base >= 'a')
2991 *base = *base - ('a' - 'A');
2992 base++;
2993 }
2994
2995 v->value.hex.str = (xmlChar *) cur;
2996 v->value.hex.total = total;
2997 *val = v;
2998 }
2999 goto return0;
3000 }
3001 case XML_SCHEMAS_BASE64BINARY:{
3002 /* ISSUE:
3003 *
3004 * Ignore all stray characters? (yes, currently)
3005 * Worry about long lines? (no, currently)
3006 *
3007 * rfc2045.txt:
3008 *
3009 * "The encoded output stream must be represented in lines of
3010 * no more than 76 characters each. All line breaks or other
3011 * characters not found in Table 1 must be ignored by decoding
3012 * software. In base64 data, characters other than those in
3013 * Table 1, line breaks, and other white space probably
3014 * indicate a transmission error, about which a warning
3015 * message or even a message rejection might be appropriate
3016 * under some circumstances." */
3017 const xmlChar *cur = value;
3018 xmlChar *base;
3019 int total, i = 0, pad = 0;
3020
3021 if (cur == NULL)
3022 goto return1;
3023
3024 for (; *cur; ++cur) {
3025 int decc;
3026
3027 decc = _xmlSchemaBase64Decode(*cur);
3028 if (decc < 0) ;
3029 else if (decc < 64)
3030 i++;
3031 else
3032 break;
3033 }
3034 for (; *cur; ++cur) {
3035 int decc;
3036
3037 decc = _xmlSchemaBase64Decode(*cur);
3038 if (decc < 0) ;
3039 else if (decc < 64)
3040 goto return1;
3041 if (decc == 64)
3042 pad++;
3043 }
3044
3045 /* rfc2045.txt: "Special processing is performed if fewer than
3046 * 24 bits are available at the end of the data being encoded.
3047 * A full encoding quantum is always completed at the end of a
3048 * body. When fewer than 24 input bits are available in an
3049 * input group, zero bits are added (on the right) to form an
3050 * integral number of 6-bit groups. Padding at the end of the
3051 * data is performed using the "=" character. Since all
3052 * base64 input is an integral number of octets, only the
3053 * following cases can arise: (1) the final quantum of
3054 * encoding input is an integral multiple of 24 bits; here,
3055 * the final unit of encoded output will be an integral
3056 * multiple ofindent: Standard input:701: Warning:old style
3057 * assignment ambiguity in "=*". Assuming "= *" 4 characters
3058 * with no "=" padding, (2) the final
3059 * quantum of encoding input is exactly 8 bits; here, the
3060 * final unit of encoded output will be two characters
3061 * followed by two "=" padding characters, or (3) the final
3062 * quantum of encoding input is exactly 16 bits; here, the
3063 * final unit of encoded output will be three characters
3064 * followed by one "=" padding character." */
3065
3066 total = 3 * (i / 4);
3067 if (pad == 0) {
3068 if (i % 4 != 0)
3069 goto return1;
3070 } else if (pad == 1) {
3071 int decc;
3072
3073 if (i % 4 != 3)
3074 goto return1;
3075 for (decc = _xmlSchemaBase64Decode(*cur);
3076 (decc < 0) || (decc > 63);
3077 decc = _xmlSchemaBase64Decode(*cur))
3078 --cur;
3079 /* 16bits in 24bits means 2 pad bits: nnnnnn nnmmmm mmmm00*/
3080 /* 00111100 -> 0x3c */
3081 if (decc & ~0x3c)
3082 goto return1;
3083 total += 2;
3084 } else if (pad == 2) {
3085 int decc;
3086
3087 if (i % 4 != 2)
3088 goto return1;
3089 for (decc = _xmlSchemaBase64Decode(*cur);
3090 (decc < 0) || (decc > 63);
3091 decc = _xmlSchemaBase64Decode(*cur))
3092 --cur;
3093 /* 8bits in 12bits means 4 pad bits: nnnnnn nn0000 */
3094 /* 00110000 -> 0x30 */
3095 if (decc & ~0x30)
3096 goto return1;
3097 total += 1;
3098 } else
3099 goto return1;
3100
3101 if (val != NULL) {
3102 v = xmlSchemaNewValue(XML_SCHEMAS_BASE64BINARY);
3103 if (v == NULL)
3104 goto error;
3105 base =
3106 (xmlChar *) xmlMallocAtomic((i + pad + 1) *
3107 sizeof(xmlChar));
3108 if (base == NULL) {
3109 xmlSchemaTypeErrMemory(node, "allocating base64 data");
3110 xmlFree(v);
3111 goto return1;
3112 }
3113 v->value.base64.str = base;
3114 for (cur = value; *cur; ++cur)
3115 if (_xmlSchemaBase64Decode(*cur) >= 0) {
3116 *base = *cur;
3117 ++base;
3118 }
3119 *base = 0;
3120 v->value.base64.total = total;
3121 *val = v;
3122 }
3123 goto return0;
3124 }
3125 case XML_SCHEMAS_INTEGER:
3126 case XML_SCHEMAS_PINTEGER:
3127 case XML_SCHEMAS_NPINTEGER:
3128 case XML_SCHEMAS_NINTEGER:
3129 case XML_SCHEMAS_NNINTEGER:{
3130 const xmlChar *cur = value;
3131 unsigned long lo, mi, hi;
3132 int sign = 0;
3133
3134 if (cur == NULL)
3135 goto return1;
3136 if (normOnTheFly)
3137 while IS_WSP_BLANK_CH(*cur) cur++;
3138 if (*cur == '-') {
3139 sign = 1;
3140 cur++;
3141 } else if (*cur == '+')
3142 cur++;
3143 ret = xmlSchemaParseUInt(&cur, &lo, &mi, &hi);
3144 if (ret < 0)
3145 goto return1;
3146 if (normOnTheFly)
3147 while IS_WSP_BLANK_CH(*cur) cur++;
3148 if (*cur != 0)
3149 goto return1;
3150 if (type->builtInType == XML_SCHEMAS_NPINTEGER) {
3151 if ((sign == 0) &&
3152 ((hi != 0) || (mi != 0) || (lo != 0)))
3153 goto return1;
3154 } else if (type->builtInType == XML_SCHEMAS_PINTEGER) {
3155 if (sign == 1)
3156 goto return1;
3157 if ((hi == 0) && (mi == 0) && (lo == 0))
3158 goto return1;
3159 } else if (type->builtInType == XML_SCHEMAS_NINTEGER) {
3160 if (sign == 0)
3161 goto return1;
3162 if ((hi == 0) && (mi == 0) && (lo == 0))
3163 goto return1;
3164 } else if (type->builtInType == XML_SCHEMAS_NNINTEGER) {
3165 if ((sign == 1) &&
3166 ((hi != 0) || (mi != 0) || (lo != 0)))
3167 goto return1;
3168 }
3169 if (val != NULL) {
3170 v = xmlSchemaNewValue(type->builtInType);
3171 if (v != NULL) {
3172 if (ret == 0)
3173 ret++;
3174 v->value.decimal.lo = lo;
3175 v->value.decimal.mi = mi;
3176 v->value.decimal.hi = hi;
3177 v->value.decimal.sign = sign;
3178 v->value.decimal.frac = 0;
3179 v->value.decimal.total = ret;
3180 *val = v;
3181 }
3182 }
3183 goto return0;
3184 }
3185 case XML_SCHEMAS_LONG:
3186 case XML_SCHEMAS_BYTE:
3187 case XML_SCHEMAS_SHORT:
3188 case XML_SCHEMAS_INT:{
3189 const xmlChar *cur = value;
3190 unsigned long lo, mi, hi;
3191 int sign = 0;
3192
3193 if (cur == NULL)
3194 goto return1;
3195 if (*cur == '-') {
3196 sign = 1;
3197 cur++;
3198 } else if (*cur == '+')
3199 cur++;
3200 ret = xmlSchemaParseUInt(&cur, &lo, &mi, &hi);
3201 if (ret < 0)
3202 goto return1;
3203 if (*cur != 0)
3204 goto return1;
3205 if (type->builtInType == XML_SCHEMAS_LONG) {
3206 if (hi >= 922) {
3207 if (hi > 922)
3208 goto return1;
3209 if (mi >= 33720368) {
3210 if (mi > 33720368)
3211 goto return1;
3212 if ((sign == 0) && (lo > 54775807))
3213 goto return1;
3214 if ((sign == 1) && (lo > 54775808))
3215 goto return1;
3216 }
3217 }
3218 } else if (type->builtInType == XML_SCHEMAS_INT) {
3219 if (hi != 0)
3220 goto return1;
3221 if (mi >= 21) {
3222 if (mi > 21)
3223 goto return1;
3224 if ((sign == 0) && (lo > 47483647))
3225 goto return1;
3226 if ((sign == 1) && (lo > 47483648))
3227 goto return1;
3228 }
3229 } else if (type->builtInType == XML_SCHEMAS_SHORT) {
3230 if ((mi != 0) || (hi != 0))
3231 goto return1;
3232 if ((sign == 1) && (lo > 32768))
3233 goto return1;
3234 if ((sign == 0) && (lo > 32767))
3235 goto return1;
3236 } else if (type->builtInType == XML_SCHEMAS_BYTE) {
3237 if ((mi != 0) || (hi != 0))
3238 goto return1;
3239 if ((sign == 1) && (lo > 128))
3240 goto return1;
3241 if ((sign == 0) && (lo > 127))
3242 goto return1;
3243 }
3244 if (val != NULL) {
3245 v = xmlSchemaNewValue(type->builtInType);
3246 if (v != NULL) {
3247 v->value.decimal.lo = lo;
3248 v->value.decimal.mi = mi;
3249 v->value.decimal.hi = hi;
3250 v->value.decimal.sign = sign;
3251 v->value.decimal.frac = 0;
3252 v->value.decimal.total = ret;
3253 *val = v;
3254 }
3255 }
3256 goto return0;
3257 }
3258 case XML_SCHEMAS_UINT:
3259 case XML_SCHEMAS_ULONG:
3260 case XML_SCHEMAS_USHORT:
3261 case XML_SCHEMAS_UBYTE:{
3262 const xmlChar *cur = value;
3263 unsigned long lo, mi, hi;
3264
3265 if (cur == NULL)
3266 goto return1;
3267 ret = xmlSchemaParseUInt(&cur, &lo, &mi, &hi);
3268 if (ret < 0)
3269 goto return1;
3270 if (*cur != 0)
3271 goto return1;
3272 if (type->builtInType == XML_SCHEMAS_ULONG) {
3273 if (hi >= 1844) {
3274 if (hi > 1844)
3275 goto return1;
3276 if (mi >= 67440737) {
3277 if (mi > 67440737)
3278 goto return1;
3279 if (lo > 9551615)
3280 goto return1;
3281 }
3282 }
3283 } else if (type->builtInType == XML_SCHEMAS_UINT) {
3284 if (hi != 0)
3285 goto return1;
3286 if (mi >= 42) {
3287 if (mi > 42)
3288 goto return1;
3289 if (lo > 94967295)
3290 goto return1;
3291 }
3292 } else if (type->builtInType == XML_SCHEMAS_USHORT) {
3293 if ((mi != 0) || (hi != 0))
3294 goto return1;
3295 if (lo > 65535)
3296 goto return1;
3297 } else if (type->builtInType == XML_SCHEMAS_UBYTE) {
3298 if ((mi != 0) || (hi != 0))
3299 goto return1;
3300 if (lo > 255)
3301 goto return1;
3302 }
3303 if (val != NULL) {
3304 v = xmlSchemaNewValue(type->builtInType);
3305 if (v != NULL) {
3306 v->value.decimal.lo = lo;
3307 v->value.decimal.mi = mi;
3308 v->value.decimal.hi = hi;
3309 v->value.decimal.sign = 0;
3310 v->value.decimal.frac = 0;
3311 v->value.decimal.total = ret;
3312 *val = v;
3313 }
3314 }
3315 goto return0;
3316 }
3317 }
3318
3319 done:
3320 if (norm != NULL)
3321 xmlFree(norm);
3322 return (ret);
3323 return3:
3324 if (norm != NULL)
3325 xmlFree(norm);
3326 return (3);
3327 return1:
3328 if (norm != NULL)
3329 xmlFree(norm);
3330 return (1);
3331 return0:
3332 if (norm != NULL)
3333 xmlFree(norm);
3334 return (0);
3335 error:
3336 if (norm != NULL)
3337 xmlFree(norm);
3338 return (-1);
3339 }
3340
3341 /**
3342 * xmlSchemaValPredefTypeNode:
3343 * @type: the predefined type
3344 * @value: the value to check
3345 * @val: the return computed value
3346 * @node: the node containing the value
3347 *
3348 * Check that a value conforms to the lexical space of the predefined type.
3349 * if true a value is computed and returned in @val.
3350 *
3351 * Returns 0 if this validates, a positive error code number otherwise
3352 * and -1 in case of internal or API error.
3353 */
3354 int
3355 xmlSchemaValPredefTypeNode(xmlSchemaTypePtr type, const xmlChar *value,
3356 xmlSchemaValPtr *val, xmlNodePtr node) {
3357 return(xmlSchemaValAtomicType(type, value, val, node, 0,
3358 XML_SCHEMA_WHITESPACE_UNKNOWN, 1, 1, 0));
3359 }
3360
3361 /**
3362 * xmlSchemaValPredefTypeNodeNoNorm:
3363 * @type: the predefined type
3364 * @value: the value to check
3365 * @val: the return computed value
3366 * @node: the node containing the value
3367 *
3368 * Check that a value conforms to the lexical space of the predefined type.
3369 * if true a value is computed and returned in @val.
3370 * This one does apply any normalization to the value.
3371 *
3372 * Returns 0 if this validates, a positive error code number otherwise
3373 * and -1 in case of internal or API error.
3374 */
3375 int
3376 xmlSchemaValPredefTypeNodeNoNorm(xmlSchemaTypePtr type, const xmlChar *value,
3377 xmlSchemaValPtr *val, xmlNodePtr node) {
3378 return(xmlSchemaValAtomicType(type, value, val, node, 1,
3379 XML_SCHEMA_WHITESPACE_UNKNOWN, 1, 0, 1));
3380 }
3381
3382 /**
3383 * xmlSchemaValidatePredefinedType:
3384 * @type: the predefined type
3385 * @value: the value to check
3386 * @val: the return computed value
3387 *
3388 * Check that a value conforms to the lexical space of the predefined type.
3389 * if true a value is computed and returned in @val.
3390 *
3391 * Returns 0 if this validates, a positive error code number otherwise
3392 * and -1 in case of internal or API error.
3393 */
3394 int
3395 xmlSchemaValidatePredefinedType(xmlSchemaTypePtr type, const xmlChar *value,
3396 xmlSchemaValPtr *val) {
3397 return(xmlSchemaValPredefTypeNode(type, value, val, NULL));
3398 }
3399
3400 /**
3401 * xmlSchemaCompareDecimals:
3402 * @x: a first decimal value
3403 * @y: a second decimal value
3404 *
3405 * Compare 2 decimals
3406 *
3407 * Returns -1 if x < y, 0 if x == y, 1 if x > y and -2 in case of error
3408 */
3409 static int
3410 xmlSchemaCompareDecimals(xmlSchemaValPtr x, xmlSchemaValPtr y)
3411 {
3412 xmlSchemaValPtr swp;
3413 int order = 1, integx, integy, dlen;
3414 unsigned long hi, mi, lo;
3415
3416 /*
3417 * First test: If x is -ve and not zero
3418 */
3419 if ((x->value.decimal.sign) &&
3420 ((x->value.decimal.lo != 0) ||
3421 (x->value.decimal.mi != 0) ||
3422 (x->value.decimal.hi != 0))) {
3423 /*
3424 * Then if y is -ve and not zero reverse the compare
3425 */
3426 if ((y->value.decimal.sign) &&
3427 ((y->value.decimal.lo != 0) ||
3428 (y->value.decimal.mi != 0) ||
3429 (y->value.decimal.hi != 0)))
3430 order = -1;
3431 /*
3432 * Otherwise (y >= 0) we have the answer
3433 */
3434 else
3435 return (-1);
3436 /*
3437 * If x is not -ve and y is -ve we have the answer
3438 */
3439 } else if ((y->value.decimal.sign) &&
3440 ((y->value.decimal.lo != 0) ||
3441 (y->value.decimal.mi != 0) ||
3442 (y->value.decimal.hi != 0))) {
3443 return (1);
3444 }
3445 /*
3446 * If it's not simply determined by a difference in sign,
3447 * then we need to compare the actual values of the two nums.
3448 * To do this, we start by looking at the integral parts.
3449 * If the number of integral digits differ, then we have our
3450 * answer.
3451 */
3452 integx = x->value.decimal.total - x->value.decimal.frac;
3453 integy = y->value.decimal.total - y->value.decimal.frac;
3454 /*
3455 * NOTE: We changed the "total" for values like "0.1"
3456 * (or "-0.1" or ".1") to be 1, which was 2 previously.
3457 * Therefore the special case, when such values are
3458 * compared with 0, needs to be handled separately;
3459 * otherwise a zero would be recognized incorrectly as
3460 * greater than those values. This has the nice side effect
3461 * that we gain an overall optimized comparison with zeroes.
3462 * Note that a "0" has a "total" of 1 already.
3463 */
3464 if (integx == 1) {
3465 if (x->value.decimal.lo == 0) {
3466 if (integy != 1)
3467 return -order;
3468 else if (y->value.decimal.lo != 0)
3469 return -order;
3470 else
3471 return(0);
3472 }
3473 }
3474 if (integy == 1) {
3475 if (y->value.decimal.lo == 0) {
3476 if (integx != 1)
3477 return order;
3478 else if (x->value.decimal.lo != 0)
3479 return order;
3480 else
3481 return(0);
3482 }
3483 }
3484
3485 if (integx > integy)
3486 return order;
3487 else if (integy > integx)
3488 return -order;
3489
3490 /*
3491 * If the number of integral digits is the same for both numbers,
3492 * then things get a little more complicated. We need to "normalize"
3493 * the numbers in order to properly compare them. To do this, we
3494 * look at the total length of each number (length => number of
3495 * significant digits), and divide the "shorter" by 10 (decreasing
3496 * the length) until they are of equal length.
3497 */
3498 dlen = x->value.decimal.total - y->value.decimal.total;
3499 if (dlen < 0) { /* y has more digits than x */
3500 swp = x;
3501 hi = y->value.decimal.hi;
3502 mi = y->value.decimal.mi;
3503 lo = y->value.decimal.lo;
3504 dlen = -dlen;
3505 order = -order;
3506 } else { /* x has more digits than y */
3507 swp = y;
3508 hi = x->value.decimal.hi;
3509 mi = x->value.decimal.mi;
3510 lo = x->value.decimal.lo;
3511 }
3512 while (dlen > 8) { /* in effect, right shift by 10**8 */
3513 lo = mi;
3514 mi = hi;
3515 hi = 0;
3516 dlen -= 8;
3517 }
3518 while (dlen > 0) {
3519 unsigned long rem1, rem2;
3520 rem1 = (hi % 10) * 100000000L;
3521 hi = hi / 10;
3522 rem2 = (mi % 10) * 100000000L;
3523 mi = (mi + rem1) / 10;
3524 lo = (lo + rem2) / 10;
3525 dlen--;
3526 }
3527 if (hi > swp->value.decimal.hi) {
3528 return order;
3529 } else if (hi == swp->value.decimal.hi) {
3530 if (mi > swp->value.decimal.mi) {
3531 return order;
3532 } else if (mi == swp->value.decimal.mi) {
3533 if (lo > swp->value.decimal.lo) {
3534 return order;
3535 } else if (lo == swp->value.decimal.lo) {
3536 if (x->value.decimal.total == y->value.decimal.total) {
3537 return 0;
3538 } else {
3539 return order;
3540 }
3541 }
3542 }
3543 }
3544 return -order;
3545 }
3546
3547 /**
3548 * xmlSchemaCompareDurations:
3549 * @x: a first duration value
3550 * @y: a second duration value
3551 *
3552 * Compare 2 durations
3553 *
3554 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
3555 * case of error
3556 */
3557 static int
3558 xmlSchemaCompareDurations(xmlSchemaValPtr x, xmlSchemaValPtr y)
3559 {
3560 long carry, mon, day;
3561 double sec;
3562 int invert = 1;
3563 long xmon, xday, myear, minday, maxday;
3564 static const long dayRange [2][12] = {
3565 { 0, 28, 59, 89, 120, 150, 181, 212, 242, 273, 303, 334, },
3566 { 0, 31, 62, 92, 123, 153, 184, 215, 245, 276, 306, 337} };
3567
3568 if ((x == NULL) || (y == NULL))
3569 return -2;
3570
3571 /* months */
3572 mon = x->value.dur.mon - y->value.dur.mon;
3573
3574 /* seconds */
3575 sec = x->value.dur.sec - y->value.dur.sec;
3576 carry = (long)(sec / SECS_PER_DAY);
3577 sec -= ((double)carry) * SECS_PER_DAY;
3578
3579 /* days */
3580 day = x->value.dur.day - y->value.dur.day + carry;
3581
3582 /* easy test */
3583 if (mon == 0) {
3584 if (day == 0)
3585 if (sec == 0.0)
3586 return 0;
3587 else if (sec < 0.0)
3588 return -1;
3589 else
3590 return 1;
3591 else if (day < 0)
3592 return -1;
3593 else
3594 return 1;
3595 }
3596
3597 if (mon > 0) {
3598 if ((day >= 0) && (sec >= 0.0))
3599 return 1;
3600 else {
3601 xmon = mon;
3602 xday = -day;
3603 }
3604 } else if ((day <= 0) && (sec <= 0.0)) {
3605 return -1;
3606 } else {
3607 invert = -1;
3608 xmon = -mon;
3609 xday = day;
3610 }
3611
3612 myear = xmon / 12;
3613 if (myear == 0) {
3614 minday = 0;
3615 maxday = 0;
3616 } else {
3617 maxday = 366 * ((myear + 3) / 4) +
3618 365 * ((myear - 1) % 4);
3619 minday = maxday - 1;
3620 }
3621
3622 xmon = xmon % 12;
3623 minday += dayRange[0][xmon];
3624 maxday += dayRange[1][xmon];
3625
3626 if ((maxday == minday) && (maxday == xday))
3627 return(0); /* can this really happen ? */
3628 if (maxday < xday)
3629 return(-invert);
3630 if (minday > xday)
3631 return(invert);
3632
3633 /* indeterminate */
3634 return 2;
3635 }
3636
3637 /*
3638 * macros for adding date/times and durations
3639 */
3640 #define FQUOTIENT(a,b) (floor(((double)a/(double)b)))
3641 #define MODULO(a,b) (a - FQUOTIENT(a,b) * b)
3642 #define FQUOTIENT_RANGE(a,low,high) (FQUOTIENT((a-low),(high-low)))
3643 #define MODULO_RANGE(a,low,high) ((MODULO((a-low),(high-low)))+low)
3644
3645 /**
3646 * xmlSchemaDupVal:
3647 * @v: the #xmlSchemaValPtr value to duplicate
3648 *
3649 * Makes a copy of @v. The calling program is responsible for freeing
3650 * the returned value.
3651 *
3652 * returns a pointer to a duplicated #xmlSchemaValPtr or NULL if error.
3653 */
3654 static xmlSchemaValPtr
3655 xmlSchemaDupVal (xmlSchemaValPtr v)
3656 {
3657 xmlSchemaValPtr ret = xmlSchemaNewValue(v->type);
3658 if (ret == NULL)
3659 return NULL;
3660
3661 memcpy(ret, v, sizeof(xmlSchemaVal));
3662 ret->next = NULL;
3663 return ret;
3664 }
3665
3666 /**
3667 * xmlSchemaCopyValue:
3668 * @val: the precomputed value to be copied
3669 *
3670 * Copies the precomputed value. This duplicates any string within.
3671 *
3672 * Returns the copy or NULL if a copy for a data-type is not implemented.
3673 */
3674 xmlSchemaValPtr
3675 xmlSchemaCopyValue(xmlSchemaValPtr val)
3676 {
3677 xmlSchemaValPtr ret = NULL, prev = NULL, cur;
3678
3679 /*
3680 * Copy the string values.
3681 */
3682 while (val != NULL) {
3683 switch (val->type) {
3684 case XML_SCHEMAS_ANYTYPE:
3685 case XML_SCHEMAS_IDREFS:
3686 case XML_SCHEMAS_ENTITIES:
3687 case XML_SCHEMAS_NMTOKENS:
3688 xmlSchemaFreeValue(ret);
3689 return (NULL);
3690 case XML_SCHEMAS_ANYSIMPLETYPE:
3691 case XML_SCHEMAS_STRING:
3692 case XML_SCHEMAS_NORMSTRING:
3693 case XML_SCHEMAS_TOKEN:
3694 case XML_SCHEMAS_LANGUAGE:
3695 case XML_SCHEMAS_NAME:
3696 case XML_SCHEMAS_NCNAME:
3697 case XML_SCHEMAS_ID:
3698 case XML_SCHEMAS_IDREF:
3699 case XML_SCHEMAS_ENTITY:
3700 case XML_SCHEMAS_NMTOKEN:
3701 case XML_SCHEMAS_ANYURI:
3702 cur = xmlSchemaDupVal(val);
3703 if (val->value.str != NULL)
3704 cur->value.str = xmlStrdup(BAD_CAST val->value.str);
3705 break;
3706 case XML_SCHEMAS_QNAME:
3707 case XML_SCHEMAS_NOTATION:
3708 cur = xmlSchemaDupVal(val);
3709 if (val->value.qname.name != NULL)
3710 cur->value.qname.name =
3711 xmlStrdup(BAD_CAST val->value.qname.name);
3712 if (val->value.qname.uri != NULL)
3713 cur->value.qname.uri =
3714 xmlStrdup(BAD_CAST val->value.qname.uri);
3715 break;
3716 case XML_SCHEMAS_HEXBINARY:
3717 cur = xmlSchemaDupVal(val);
3718 if (val->value.hex.str != NULL)
3719 cur->value.hex.str = xmlStrdup(BAD_CAST val->value.hex.str);
3720 break;
3721 case XML_SCHEMAS_BASE64BINARY:
3722 cur = xmlSchemaDupVal(val);
3723 if (val->value.base64.str != NULL)
3724 cur->value.base64.str =
3725 xmlStrdup(BAD_CAST val->value.base64.str);
3726 break;
3727 default:
3728 cur = xmlSchemaDupVal(val);
3729 break;
3730 }
3731 if (ret == NULL)
3732 ret = cur;
3733 else
3734 prev->next = cur;
3735 prev = cur;
3736 val = val->next;
3737 }
3738 return (ret);
3739 }
3740
3741 /**
3742 * _xmlSchemaDateAdd:
3743 * @dt: an #xmlSchemaValPtr
3744 * @dur: an #xmlSchemaValPtr of type #XS_DURATION
3745 *
3746 * Compute a new date/time from @dt and @dur. This function assumes @dt
3747 * is either #XML_SCHEMAS_DATETIME, #XML_SCHEMAS_DATE, #XML_SCHEMAS_GYEARMONTH,
3748 * or #XML_SCHEMAS_GYEAR. The returned #xmlSchemaVal is the same type as
3749 * @dt. The calling program is responsible for freeing the returned value.
3750 *
3751 * Returns a pointer to a new #xmlSchemaVal or NULL if error.
3752 */
3753 static xmlSchemaValPtr
3754 _xmlSchemaDateAdd (xmlSchemaValPtr dt, xmlSchemaValPtr dur)
3755 {
3756 xmlSchemaValPtr ret, tmp;
3757 long carry, tempdays, temp;
3758 xmlSchemaValDatePtr r, d;
3759 xmlSchemaValDurationPtr u;
3760
3761 if ((dt == NULL) || (dur == NULL))
3762 return NULL;
3763
3764 ret = xmlSchemaNewValue(dt->type);
3765 if (ret == NULL)
3766 return NULL;
3767
3768 /* make a copy so we don't alter the original value */
3769 tmp = xmlSchemaDupVal(dt);
3770 if (tmp == NULL) {
3771 xmlSchemaFreeValue(ret);
3772 return NULL;
3773 }
3774
3775 r = &(ret->value.date);
3776 d = &(tmp->value.date);
3777 u = &(dur->value.dur);
3778
3779 /* normalization */
3780 if (d->mon == 0)
3781 d->mon = 1;
3782
3783 /* normalize for time zone offset */
3784 u->sec -= (d->tzo * 60);
3785 d->tzo = 0;
3786
3787 /* normalization */
3788 if (d->day == 0)
3789 d->day = 1;
3790
3791 /* month */
3792 carry = d->mon + u->mon;
3793 r->mon = (unsigned int) MODULO_RANGE(carry, 1, 13);
3794 carry = (long) FQUOTIENT_RANGE(carry, 1, 13);
3795
3796 /* year (may be modified later) */
3797 r->year = d->year + carry;
3798 if (r->year == 0) {
3799 if (d->year > 0)
3800 r->year--;
3801 else
3802 r->year++;
3803 }
3804
3805 /* time zone */
3806 r->tzo = d->tzo;
3807 r->tz_flag = d->tz_flag;
3808
3809 /* seconds */
3810 r->sec = d->sec + u->sec;
3811 carry = (long) FQUOTIENT((long)r->sec, 60);
3812 if (r->sec != 0.0) {
3813 r->sec = MODULO(r->sec, 60.0);
3814 }
3815
3816 /* minute */
3817 carry += d->min;
3818 r->min = (unsigned int) MODULO(carry, 60);
3819 carry = (long) FQUOTIENT(carry, 60);
3820
3821 /* hours */
3822 carry += d->hour;
3823 r->hour = (unsigned int) MODULO(carry, 24);
3824 carry = (long)FQUOTIENT(carry, 24);
3825
3826 /*
3827 * days
3828 * Note we use tempdays because the temporary values may need more
3829 * than 5 bits
3830 */
3831 if ((VALID_YEAR(r->year)) && (VALID_MONTH(r->mon)) &&
3832 (d->day > MAX_DAYINMONTH(r->year, r->mon)))
3833 tempdays = MAX_DAYINMONTH(r->year, r->mon);
3834 else if (d->day < 1)
3835 tempdays = 1;
3836 else
3837 tempdays = d->day;
3838
3839 tempdays += u->day + carry;
3840
3841 while (1) {
3842 if (tempdays < 1) {
3843 long tmon = (long) MODULO_RANGE((int)r->mon-1, 1, 13);
3844 long tyr = r->year + (long)FQUOTIENT_RANGE((int)r->mon-1, 1, 13);
3845 if (tyr == 0)
3846 tyr--;
3847 /*
3848 * Coverity detected an overrun in daysInMonth
3849 * of size 12 at position 12 with index variable "((r)->mon - 1)"
3850 */
3851 if (tmon < 1)
3852 tmon = 1;
3853 if (tmon > 12)
3854 tmon = 12;
3855 tempdays += MAX_DAYINMONTH(tyr, tmon);
3856 carry = -1;
3857 } else if (VALID_YEAR(r->year) && VALID_MONTH(r->mon) &&
3858 tempdays > (long) MAX_DAYINMONTH(r->year, r->mon)) {
3859 tempdays = tempdays - MAX_DAYINMONTH(r->year, r->mon);
3860 carry = 1;
3861 } else
3862 break;
3863
3864 temp = r->mon + carry;
3865 r->mon = (unsigned int) MODULO_RANGE(temp, 1, 13);
3866 r->year = r->year + (unsigned int) FQUOTIENT_RANGE(temp, 1, 13);
3867 if (r->year == 0) {
3868 if (temp < 1)
3869 r->year--;
3870 else
3871 r->year++;
3872 }
3873 }
3874
3875 r->day = tempdays;
3876
3877 /*
3878 * adjust the date/time type to the date values
3879 */
3880 if (ret->type != XML_SCHEMAS_DATETIME) {
3881 if ((r->hour) || (r->min) || (r->sec))
3882 ret->type = XML_SCHEMAS_DATETIME;
3883 else if (ret->type != XML_SCHEMAS_DATE) {
3884 if ((r->mon != 1) && (r->day != 1))
3885 ret->type = XML_SCHEMAS_DATE;
3886 else if ((ret->type != XML_SCHEMAS_GYEARMONTH) && (r->mon != 1))
3887 ret->type = XML_SCHEMAS_GYEARMONTH;
3888 }
3889 }
3890
3891 xmlSchemaFreeValue(tmp);
3892
3893 return ret;
3894 }
3895
3896 /**
3897 * xmlSchemaDateNormalize:
3898 * @dt: an #xmlSchemaValPtr of a date/time type value.
3899 * @offset: number of seconds to adjust @dt by.
3900 *
3901 * Normalize @dt to GMT time. The @offset parameter is subtracted from
3902 * the return value is a time-zone offset is present on @dt.
3903 *
3904 * Returns a normalized copy of @dt or NULL if error.
3905 */
3906 static xmlSchemaValPtr
3907 xmlSchemaDateNormalize (xmlSchemaValPtr dt, double offset)
3908 {
3909 xmlSchemaValPtr dur, ret;
3910
3911 if (dt == NULL)
3912 return NULL;
3913
3914 if (((dt->type != XML_SCHEMAS_TIME) &&
3915 (dt->type != XML_SCHEMAS_DATETIME) &&
3916 (dt->type != XML_SCHEMAS_DATE)) || (dt->value.date.tzo == 0))
3917 return xmlSchemaDupVal(dt);
3918
3919 dur = xmlSchemaNewValue(XML_SCHEMAS_DURATION);
3920 if (dur == NULL)
3921 return NULL;
3922
3923 dur->value.date.sec -= offset;
3924
3925 ret = _xmlSchemaDateAdd(dt, dur);
3926 if (ret == NULL)
3927 return NULL;
3928
3929 xmlSchemaFreeValue(dur);
3930
3931 /* ret->value.date.tzo = 0; */
3932 return ret;
3933 }
3934
3935 /**
3936 * _xmlSchemaDateCastYMToDays:
3937 * @dt: an #xmlSchemaValPtr
3938 *
3939 * Convert mon and year of @dt to total number of days. Take the
3940 * number of years since (or before) 1 AD and add the number of leap
3941 * years. This is a function because negative
3942 * years must be handled a little differently and there is no zero year.
3943 *
3944 * Returns number of days.
3945 */
3946 static long
3947 _xmlSchemaDateCastYMToDays (const xmlSchemaValPtr dt)
3948 {
3949 long ret;
3950 int mon;
3951
3952 mon = dt->value.date.mon;
3953 if (mon <= 0) mon = 1; /* normalization */
3954
3955 if (dt->value.date.year <= 0)
3956 ret = (dt->value.date.year * 365) +
3957 (((dt->value.date.year+1)/4)-((dt->value.date.year+1)/100)+
3958 ((dt->value.date.year+1)/400)) +
3959 DAY_IN_YEAR(0, mon, dt->value.date.year);
3960 else
3961 ret = ((dt->value.date.year-1) * 365) +
3962 (((dt->value.date.year-1)/4)-((dt->value.date.year-1)/100)+
3963 ((dt->value.date.year-1)/400)) +
3964 DAY_IN_YEAR(0, mon, dt->value.date.year);
3965
3966 return ret;
3967 }
3968
3969 /**
3970 * TIME_TO_NUMBER:
3971 * @dt: an #xmlSchemaValPtr
3972 *
3973 * Calculates the number of seconds in the time portion of @dt.
3974 *
3975 * Returns seconds.
3976 */
3977 #define TIME_TO_NUMBER(dt) \
3978 ((double)((dt->value.date.hour * SECS_PER_HOUR) + \
3979 (dt->value.date.min * SECS_PER_MIN) + \
3980 (dt->value.date.tzo * SECS_PER_MIN)) + \
3981 dt->value.date.sec)
3982
3983 /**
3984 * xmlSchemaCompareDates:
3985 * @x: a first date/time value
3986 * @y: a second date/time value
3987 *
3988 * Compare 2 date/times
3989 *
3990 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
3991 * case of error
3992 */
3993 static int
3994 xmlSchemaCompareDates (xmlSchemaValPtr x, xmlSchemaValPtr y)
3995 {
3996 unsigned char xmask, ymask, xor_mask, and_mask;
3997 xmlSchemaValPtr p1, p2, q1, q2;
3998 long p1d, p2d, q1d, q2d;
3999
4000 if ((x == NULL) || (y == NULL))
4001 return -2;
4002
4003 if (x->value.date.tz_flag) {
4004
4005 if (!y->value.date.tz_flag) {
4006 p1 = xmlSchemaDateNormalize(x, 0);
4007 p1d = _xmlSchemaDateCastYMToDays(p1) + p1->value.date.day;
4008 /* normalize y + 14:00 */
4009 q1 = xmlSchemaDateNormalize(y, (14 * SECS_PER_HOUR));
4010
4011 q1d = _xmlSchemaDateCastYMToDays(q1) + q1->value.date.day;
4012 if (p1d < q1d) {
4013 xmlSchemaFreeValue(p1);
4014 xmlSchemaFreeValue(q1);
4015 return -1;
4016 } else if (p1d == q1d) {
4017 double sec;
4018
4019 sec = TIME_TO_NUMBER(p1) - TIME_TO_NUMBER(q1);
4020 if (sec < 0.0) {
4021 xmlSchemaFreeValue(p1);
4022 xmlSchemaFreeValue(q1);
4023 return -1;
4024 } else {
4025 int ret = 0;
4026 /* normalize y - 14:00 */
4027 q2 = xmlSchemaDateNormalize(y, -(14 * SECS_PER_HOUR));
4028 q2d = _xmlSchemaDateCastYMToDays(q2) + q2->value.date.day;
4029 if (p1d > q2d)
4030 ret = 1;
4031 else if (p1d == q2d) {
4032 sec = TIME_TO_NUMBER(p1) - TIME_TO_NUMBER(q2);
4033 if (sec > 0.0)
4034 ret = 1;
4035 else
4036 ret = 2; /* indeterminate */
4037 }
4038 xmlSchemaFreeValue(p1);
4039 xmlSchemaFreeValue(q1);
4040 xmlSchemaFreeValue(q2);
4041 if (ret != 0)
4042 return(ret);
4043 }
4044 } else {
4045 xmlSchemaFreeValue(p1);
4046 xmlSchemaFreeValue(q1);
4047 }
4048 }
4049 } else if (y->value.date.tz_flag) {
4050 q1 = xmlSchemaDateNormalize(y, 0);
4051 q1d = _xmlSchemaDateCastYMToDays(q1) + q1->value.date.day;
4052
4053 /* normalize x - 14:00 */
4054 p1 = xmlSchemaDateNormalize(x, -(14 * SECS_PER_HOUR));
4055 p1d = _xmlSchemaDateCastYMToDays(p1) + p1->value.date.day;
4056
4057 if (p1d < q1d) {
4058 xmlSchemaFreeValue(p1);
4059 xmlSchemaFreeValue(q1);
4060 return -1;
4061 } else if (p1d == q1d) {
4062 double sec;
4063
4064 sec = TIME_TO_NUMBER(p1) - TIME_TO_NUMBER(q1);
4065 if (sec < 0.0) {
4066 xmlSchemaFreeValue(p1);
4067 xmlSchemaFreeValue(q1);
4068 return -1;
4069 } else {
4070 int ret = 0;
4071 /* normalize x + 14:00 */
4072 p2 = xmlSchemaDateNormalize(x, (14 * SECS_PER_HOUR));
4073 p2d = _xmlSchemaDateCastYMToDays(p2) + p2->value.date.day;
4074
4075 if (p2d > q1d) {
4076 ret = 1;
4077 } else if (p2d == q1d) {
4078 sec = TIME_TO_NUMBER(p2) - TIME_TO_NUMBER(q1);
4079 if (sec > 0.0)
4080 ret = 1;
4081 else
4082 ret = 2; /* indeterminate */
4083 }
4084 xmlSchemaFreeValue(p1);
4085 xmlSchemaFreeValue(q1);
4086 xmlSchemaFreeValue(p2);
4087 if (ret != 0)
4088 return(ret);
4089 }
4090 } else {
4091 xmlSchemaFreeValue(p1);
4092 xmlSchemaFreeValue(q1);
4093 }
4094 }
4095
4096 /*
4097 * if the same type then calculate the difference
4098 */
4099 if (x->type == y->type) {
4100 int ret = 0;
4101 q1 = xmlSchemaDateNormalize(y, 0);
4102 q1d = _xmlSchemaDateCastYMToDays(q1) + q1->value.date.day;
4103
4104 p1 = xmlSchemaDateNormalize(x, 0);
4105 p1d = _xmlSchemaDateCastYMToDays(p1) + p1->value.date.day;
4106
4107 if (p1d < q1d) {
4108 ret = -1;
4109 } else if (p1d > q1d) {
4110 ret = 1;
4111 } else {
4112 double sec;
4113
4114 sec = TIME_TO_NUMBER(p1) - TIME_TO_NUMBER(q1);
4115 if (sec < 0.0)
4116 ret = -1;
4117 else if (sec > 0.0)
4118 ret = 1;
4119
4120 }
4121 xmlSchemaFreeValue(p1);
4122 xmlSchemaFreeValue(q1);
4123 return(ret);
4124 }
4125
4126 switch (x->type) {
4127 case XML_SCHEMAS_DATETIME:
4128 xmask = 0xf;
4129 break;
4130 case XML_SCHEMAS_DATE:
4131 xmask = 0x7;
4132 break;
4133 case XML_SCHEMAS_GYEAR:
4134 xmask = 0x1;
4135 break;
4136 case XML_SCHEMAS_GMONTH:
4137 xmask = 0x2;
4138 break;
4139 case XML_SCHEMAS_GDAY:
4140 xmask = 0x3;
4141 break;
4142 case XML_SCHEMAS_GYEARMONTH:
4143 xmask = 0x3;
4144 break;
4145 case XML_SCHEMAS_GMONTHDAY:
4146 xmask = 0x6;
4147 break;
4148 case XML_SCHEMAS_TIME:
4149 xmask = 0x8;
4150 break;
4151 default:
4152 xmask = 0;
4153 break;
4154 }
4155
4156 switch (y->type) {
4157 case XML_SCHEMAS_DATETIME:
4158 ymask = 0xf;
4159 break;
4160 case XML_SCHEMAS_DATE:
4161 ymask = 0x7;
4162 break;
4163 case XML_SCHEMAS_GYEAR:
4164 ymask = 0x1;
4165 break;
4166 case XML_SCHEMAS_GMONTH:
4167 ymask = 0x2;
4168 break;
4169 case XML_SCHEMAS_GDAY:
4170 ymask = 0x3;
4171 break;
4172 case XML_SCHEMAS_GYEARMONTH:
4173 ymask = 0x3;
4174 break;
4175 case XML_SCHEMAS_GMONTHDAY:
4176 ymask = 0x6;
4177 break;
4178 case XML_SCHEMAS_TIME:
4179 ymask = 0x8;
4180 break;
4181 default:
4182 ymask = 0;
4183 break;
4184 }
4185
4186 xor_mask = xmask ^ ymask; /* mark type differences */
4187 and_mask = xmask & ymask; /* mark field specification */
4188
4189 /* year */
4190 if (xor_mask & 1)
4191 return 2; /* indeterminate */
4192 else if (and_mask & 1) {
4193 if (x->value.date.year < y->value.date.year)
4194 return -1;
4195 else if (x->value.date.year > y->value.date.year)
4196 return 1;
4197 }
4198
4199 /* month */
4200 if (xor_mask & 2)
4201 return 2; /* indeterminate */
4202 else if (and_mask & 2) {
4203 if (x->value.date.mon < y->value.date.mon)
4204 return -1;
4205 else if (x->value.date.mon > y->value.date.mon)
4206 return 1;
4207 }
4208
4209 /* day */
4210 if (xor_mask & 4)
4211 return 2; /* indeterminate */
4212 else if (and_mask & 4) {
4213 if (x->value.date.day < y->value.date.day)
4214 return -1;
4215 else if (x->value.date.day > y->value.date.day)
4216 return 1;
4217 }
4218
4219 /* time */
4220 if (xor_mask & 8)
4221 return 2; /* indeterminate */
4222 else if (and_mask & 8) {
4223 if (x->value.date.hour < y->value.date.hour)
4224 return -1;
4225 else if (x->value.date.hour > y->value.date.hour)
4226 return 1;
4227 else if (x->value.date.min < y->value.date.min)
4228 return -1;
4229 else if (x->value.date.min > y->value.date.min)
4230 return 1;
4231 else if (x->value.date.sec < y->value.date.sec)
4232 return -1;
4233 else if (x->value.date.sec > y->value.date.sec)
4234 return 1;
4235 }
4236
4237 return 0;
4238 }
4239
4240 /**
4241 * xmlSchemaComparePreserveReplaceStrings:
4242 * @x: a first string value
4243 * @y: a second string value
4244 * @invert: inverts the result if x < y or x > y.
4245 *
4246 * Compare 2 string for their normalized values.
4247 * @x is a string with whitespace of "preserve", @y is
4248 * a string with a whitespace of "replace". I.e. @x could
4249 * be an "xsd:string" and @y an "xsd:normalizedString".
4250 *
4251 * Returns -1 if x < y, 0 if x == y, 1 if x > y, and -2 in
4252 * case of error
4253 */
4254 static int
4255 xmlSchemaComparePreserveReplaceStrings(const xmlChar *x,
4256 const xmlChar *y,
4257 int invert)
4258 {
4259 int tmp;
4260
4261 while ((*x != 0) && (*y != 0)) {
4262 if (IS_WSP_REPLACE_CH(*y)) {
4263 if (! IS_WSP_SPACE_CH(*x)) {
4264 if ((*x - 0x20) < 0) {
4265 if (invert)
4266 return(1);
4267 else
4268 return(-1);
4269 } else {
4270 if (invert)
4271 return(-1);
4272 else
4273 return(1);
4274 }
4275 }
4276 } else {
4277 tmp = *x - *y;
4278 if (tmp < 0) {
4279 if (invert)
4280 return(1);
4281 else
4282 return(-1);
4283 }
4284 if (tmp > 0) {
4285 if (invert)
4286 return(-1);
4287 else
4288 return(1);
4289 }
4290 }
4291 x++;
4292 y++;
4293 }
4294 if (*x != 0) {
4295 if (invert)
4296 return(-1);
4297 else
4298 return(1);
4299 }
4300 if (*y != 0) {
4301 if (invert)
4302 return(1);
4303 else
4304 return(-1);
4305 }
4306 return(0);
4307 }
4308
4309 /**
4310 * xmlSchemaComparePreserveCollapseStrings:
4311 * @x: a first string value
4312 * @y: a second string value
4313 *
4314 * Compare 2 string for their normalized values.
4315 * @x is a string with whitespace of "preserve", @y is
4316 * a string with a whitespace of "collapse". I.e. @x could
4317 * be an "xsd:string" and @y an "xsd:normalizedString".
4318 *
4319 * Returns -1 if x < y, 0 if x == y, 1 if x > y, and -2 in
4320 * case of error
4321 */
4322 static int
4323 xmlSchemaComparePreserveCollapseStrings(const xmlChar *x,
4324 const xmlChar *y,
4325 int invert)
4326 {
4327 int tmp;
4328
4329 /*
4330 * Skip leading blank chars of the collapsed string.
4331 */
4332 while IS_WSP_BLANK_CH(*y)
4333 y++;
4334
4335 while ((*x != 0) && (*y != 0)) {
4336 if IS_WSP_BLANK_CH(*y) {
4337 if (! IS_WSP_SPACE_CH(*x)) {
4338 /*
4339 * The yv character would have been replaced to 0x20.
4340 */
4341 if ((*x - 0x20) < 0) {
4342 if (invert)
4343 return(1);
4344 else
4345 return(-1);
4346 } else {
4347 if (invert)
4348 return(-1);
4349 else
4350 return(1);
4351 }
4352 }
4353 x++;
4354 y++;
4355 /*
4356 * Skip contiguous blank chars of the collapsed string.
4357 */
4358 while IS_WSP_BLANK_CH(*y)
4359 y++;
4360 } else {
4361 tmp = *x++ - *y++;
4362 if (tmp < 0) {
4363 if (invert)
4364 return(1);
4365 else
4366 return(-1);
4367 }
4368 if (tmp > 0) {
4369 if (invert)
4370 return(-1);
4371 else
4372 return(1);
4373 }
4374 }
4375 }
4376 if (*x != 0) {
4377 if (invert)
4378 return(-1);
4379 else
4380 return(1);
4381 }
4382 if (*y != 0) {
4383 /*
4384 * Skip trailing blank chars of the collapsed string.
4385 */
4386 while IS_WSP_BLANK_CH(*y)
4387 y++;
4388 if (*y != 0) {
4389 if (invert)
4390 return(1);
4391 else
4392 return(-1);
4393 }
4394 }
4395 return(0);
4396 }
4397
4398 /**
4399 * xmlSchemaComparePreserveCollapseStrings:
4400 * @x: a first string value
4401 * @y: a second string value
4402 *
4403 * Compare 2 string for their normalized values.
4404 * @x is a string with whitespace of "preserve", @y is
4405 * a string with a whitespace of "collapse". I.e. @x could
4406 * be an "xsd:string" and @y an "xsd:normalizedString".
4407 *
4408 * Returns -1 if x < y, 0 if x == y, 1 if x > y, and -2 in
4409 * case of error
4410 */
4411 static int
4412 xmlSchemaCompareReplaceCollapseStrings(const xmlChar *x,
4413 const xmlChar *y,
4414 int invert)
4415 {
4416 int tmp;
4417
4418 /*
4419 * Skip leading blank chars of the collapsed string.
4420 */
4421 while IS_WSP_BLANK_CH(*y)
4422 y++;
4423
4424 while ((*x != 0) && (*y != 0)) {
4425 if IS_WSP_BLANK_CH(*y) {
4426 if (! IS_WSP_BLANK_CH(*x)) {
4427 /*
4428 * The yv character would have been replaced to 0x20.
4429 */
4430 if ((*x - 0x20) < 0) {
4431 if (invert)
4432 return(1);
4433 else
4434 return(-1);
4435 } else {
4436 if (invert)
4437 return(-1);
4438 else
4439 return(1);
4440 }
4441 }
4442 x++;
4443 y++;
4444 /*
4445 * Skip contiguous blank chars of the collapsed string.
4446 */
4447 while IS_WSP_BLANK_CH(*y)
4448 y++;
4449 } else {
4450 if IS_WSP_BLANK_CH(*x) {
4451 /*
4452 * The xv character would have been replaced to 0x20.
4453 */
4454 if ((0x20 - *y) < 0) {
4455 if (invert)
4456 return(1);
4457 else
4458 return(-1);
4459 } else {
4460 if (invert)
4461 return(-1);
4462 else
4463 return(1);
4464 }
4465 }
4466 tmp = *x++ - *y++;
4467 if (tmp < 0)
4468 return(-1);
4469 if (tmp > 0)
4470 return(1);
4471 }
4472 }
4473 if (*x != 0) {
4474 if (invert)
4475 return(-1);
4476 else
4477 return(1);
4478 }
4479 if (*y != 0) {
4480 /*
4481 * Skip trailing blank chars of the collapsed string.
4482 */
4483 while IS_WSP_BLANK_CH(*y)
4484 y++;
4485 if (*y != 0) {
4486 if (invert)
4487 return(1);
4488 else
4489 return(-1);
4490 }
4491 }
4492 return(0);
4493 }
4494
4495
4496 /**
4497 * xmlSchemaCompareReplacedStrings:
4498 * @x: a first string value
4499 * @y: a second string value
4500 *
4501 * Compare 2 string for their normalized values.
4502 *
4503 * Returns -1 if x < y, 0 if x == y, 1 if x > y, and -2 in
4504 * case of error
4505 */
4506 static int
4507 xmlSchemaCompareReplacedStrings(const xmlChar *x,
4508 const xmlChar *y)
4509 {
4510 int tmp;
4511
4512 while ((*x != 0) && (*y != 0)) {
4513 if IS_WSP_BLANK_CH(*y) {
4514 if (! IS_WSP_BLANK_CH(*x)) {
4515 if ((*x - 0x20) < 0)
4516 return(-1);
4517 else
4518 return(1);
4519 }
4520 } else {
4521 if IS_WSP_BLANK_CH(*x) {
4522 if ((0x20 - *y) < 0)
4523 return(-1);
4524 else
4525 return(1);
4526 }
4527 tmp = *x - *y;
4528 if (tmp < 0)
4529 return(-1);
4530 if (tmp > 0)
4531 return(1);
4532 }
4533 x++;
4534 y++;
4535 }
4536 if (*x != 0)
4537 return(1);
4538 if (*y != 0)
4539 return(-1);
4540 return(0);
4541 }
4542
4543 /**
4544 * xmlSchemaCompareNormStrings:
4545 * @x: a first string value
4546 * @y: a second string value
4547 *
4548 * Compare 2 string for their normalized values.
4549 *
4550 * Returns -1 if x < y, 0 if x == y, 1 if x > y, and -2 in
4551 * case of error
4552 */
4553 static int
4554 xmlSchemaCompareNormStrings(const xmlChar *x,
4555 const xmlChar *y) {
4556 int tmp;
4557
4558 while (IS_BLANK_CH(*x)) x++;
4559 while (IS_BLANK_CH(*y)) y++;
4560 while ((*x != 0) && (*y != 0)) {
4561 if (IS_BLANK_CH(*x)) {
4562 if (!IS_BLANK_CH(*y)) {
4563 tmp = *x - *y;
4564 return(tmp);
4565 }
4566 while (IS_BLANK_CH(*x)) x++;
4567 while (IS_BLANK_CH(*y)) y++;
4568 } else {
4569 tmp = *x++ - *y++;
4570 if (tmp < 0)
4571 return(-1);
4572 if (tmp > 0)
4573 return(1);
4574 }
4575 }
4576 if (*x != 0) {
4577 while (IS_BLANK_CH(*x)) x++;
4578 if (*x != 0)
4579 return(1);
4580 }
4581 if (*y != 0) {
4582 while (IS_BLANK_CH(*y)) y++;
4583 if (*y != 0)
4584 return(-1);
4585 }
4586 return(0);
4587 }
4588
4589 /**
4590 * xmlSchemaCompareFloats:
4591 * @x: a first float or double value
4592 * @y: a second float or double value
4593 *
4594 * Compare 2 values
4595 *
4596 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
4597 * case of error
4598 */
4599 static int
4600 xmlSchemaCompareFloats(xmlSchemaValPtr x, xmlSchemaValPtr y) {
4601 double d1, d2;
4602
4603 if ((x == NULL) || (y == NULL))
4604 return(-2);
4605
4606 /*
4607 * Cast everything to doubles.
4608 */
4609 if (x->type == XML_SCHEMAS_DOUBLE)
4610 d1 = x->value.d;
4611 else if (x->type == XML_SCHEMAS_FLOAT)
4612 d1 = x->value.f;
4613 else
4614 return(-2);
4615
4616 if (y->type == XML_SCHEMAS_DOUBLE)
4617 d2 = y->value.d;
4618 else if (y->type == XML_SCHEMAS_FLOAT)
4619 d2 = y->value.f;
4620 else
4621 return(-2);
4622
4623 /*
4624 * Check for special cases.
4625 */
4626 if (xmlXPathIsNaN(d1)) {
4627 if (xmlXPathIsNaN(d2))
4628 return(0);
4629 return(1);
4630 }
4631 if (xmlXPathIsNaN(d2))
4632 return(-1);
4633 if (d1 == xmlXPathPINF) {
4634 if (d2 == xmlXPathPINF)
4635 return(0);
4636 return(1);
4637 }
4638 if (d2 == xmlXPathPINF)
4639 return(-1);
4640 if (d1 == xmlXPathNINF) {
4641 if (d2 == xmlXPathNINF)
4642 return(0);
4643 return(-1);
4644 }
4645 if (d2 == xmlXPathNINF)
4646 return(1);
4647
4648 /*
4649 * basic tests, the last one we should have equality, but
4650 * portability is more important than speed and handling
4651 * NaN or Inf in a portable way is always a challenge, so ...
4652 */
4653 if (d1 < d2)
4654 return(-1);
4655 if (d1 > d2)
4656 return(1);
4657 if (d1 == d2)
4658 return(0);
4659 return(2);
4660 }
4661
4662 /**
4663 * xmlSchemaCompareValues:
4664 * @x: a first value
4665 * @xvalue: the first value as a string (optional)
4666 * @xwtsp: the whitespace type
4667 * @y: a second value
4668 * @xvalue: the second value as a string (optional)
4669 * @ywtsp: the whitespace type
4670 *
4671 * Compare 2 values
4672 *
4673 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, 3 if not
4674 * comparable and -2 in case of error
4675 */
4676 static int
4677 xmlSchemaCompareValuesInternal(xmlSchemaValType xtype,
4678 xmlSchemaValPtr x,
4679 const xmlChar *xvalue,
4680 xmlSchemaWhitespaceValueType xws,
4681 xmlSchemaValType ytype,
4682 xmlSchemaValPtr y,
4683 const xmlChar *yvalue,
4684 xmlSchemaWhitespaceValueType yws)
4685 {
4686 switch (xtype) {
4687 case XML_SCHEMAS_UNKNOWN:
4688 case XML_SCHEMAS_ANYTYPE:
4689 return(-2);
4690 case XML_SCHEMAS_INTEGER:
4691 case XML_SCHEMAS_NPINTEGER:
4692 case XML_SCHEMAS_NINTEGER:
4693 case XML_SCHEMAS_NNINTEGER:
4694 case XML_SCHEMAS_PINTEGER:
4695 case XML_SCHEMAS_INT:
4696 case XML_SCHEMAS_UINT:
4697 case XML_SCHEMAS_LONG:
4698 case XML_SCHEMAS_ULONG:
4699 case XML_SCHEMAS_SHORT:
4700 case XML_SCHEMAS_USHORT:
4701 case XML_SCHEMAS_BYTE:
4702 case XML_SCHEMAS_UBYTE:
4703 case XML_SCHEMAS_DECIMAL:
4704 if ((x == NULL) || (y == NULL))
4705 return(-2);
4706 if (ytype == xtype)
4707 return(xmlSchemaCompareDecimals(x, y));
4708 if ((ytype == XML_SCHEMAS_DECIMAL) ||
4709 (ytype == XML_SCHEMAS_INTEGER) ||
4710 (ytype == XML_SCHEMAS_NPINTEGER) ||
4711 (ytype == XML_SCHEMAS_NINTEGER) ||
4712 (ytype == XML_SCHEMAS_NNINTEGER) ||
4713 (ytype == XML_SCHEMAS_PINTEGER) ||
4714 (ytype == XML_SCHEMAS_INT) ||
4715 (ytype == XML_SCHEMAS_UINT) ||
4716 (ytype == XML_SCHEMAS_LONG) ||
4717 (ytype == XML_SCHEMAS_ULONG) ||
4718 (ytype == XML_SCHEMAS_SHORT) ||
4719 (ytype == XML_SCHEMAS_USHORT) ||
4720 (ytype == XML_SCHEMAS_BYTE) ||
4721 (ytype == XML_SCHEMAS_UBYTE))
4722 return(xmlSchemaCompareDecimals(x, y));
4723 return(-2);
4724 case XML_SCHEMAS_DURATION:
4725 if ((x == NULL) || (y == NULL))
4726 return(-2);
4727 if (ytype == XML_SCHEMAS_DURATION)
4728 return(xmlSchemaCompareDurations(x, y));
4729 return(-2);
4730 case XML_SCHEMAS_TIME:
4731 case XML_SCHEMAS_GDAY:
4732 case XML_SCHEMAS_GMONTH:
4733 case XML_SCHEMAS_GMONTHDAY:
4734 case XML_SCHEMAS_GYEAR:
4735 case XML_SCHEMAS_GYEARMONTH:
4736 case XML_SCHEMAS_DATE:
4737 case XML_SCHEMAS_DATETIME:
4738 if ((x == NULL) || (y == NULL))
4739 return(-2);
4740 if ((ytype == XML_SCHEMAS_DATETIME) ||
4741 (ytype == XML_SCHEMAS_TIME) ||
4742 (ytype == XML_SCHEMAS_GDAY) ||
4743 (ytype == XML_SCHEMAS_GMONTH) ||
4744 (ytype == XML_SCHEMAS_GMONTHDAY) ||
4745 (ytype == XML_SCHEMAS_GYEAR) ||
4746 (ytype == XML_SCHEMAS_DATE) ||
4747 (ytype == XML_SCHEMAS_GYEARMONTH))
4748 return (xmlSchemaCompareDates(x, y));
4749 return (-2);
4750 /*
4751 * Note that we will support comparison of string types against
4752 * anySimpleType as well.
4753 */
4754 case XML_SCHEMAS_ANYSIMPLETYPE:
4755 case XML_SCHEMAS_STRING:
4756 case XML_SCHEMAS_NORMSTRING:
4757 case XML_SCHEMAS_TOKEN:
4758 case XML_SCHEMAS_LANGUAGE:
4759 case XML_SCHEMAS_NMTOKEN:
4760 case XML_SCHEMAS_NAME:
4761 case XML_SCHEMAS_NCNAME:
4762 case XML_SCHEMAS_ID:
4763 case XML_SCHEMAS_IDREF:
4764 case XML_SCHEMAS_ENTITY:
4765 case XML_SCHEMAS_ANYURI:
4766 {
4767 const xmlChar *xv, *yv;
4768
4769 if (x == NULL)
4770 xv = xvalue;
4771 else
4772 xv = x->value.str;
4773 if (y == NULL)
4774 yv = yvalue;
4775 else
4776 yv = y->value.str;
4777 /*
4778 * TODO: Compare those against QName.
4779 */
4780 if (ytype == XML_SCHEMAS_QNAME) {
4781 TODO
4782 if (y == NULL)
4783 return(-2);
4784 return (-2);
4785 }
4786 if ((ytype == XML_SCHEMAS_ANYSIMPLETYPE) ||
4787 (ytype == XML_SCHEMAS_STRING) ||
4788 (ytype == XML_SCHEMAS_NORMSTRING) ||
4789 (ytype == XML_SCHEMAS_TOKEN) ||
4790 (ytype == XML_SCHEMAS_LANGUAGE) ||
4791 (ytype == XML_SCHEMAS_NMTOKEN) ||
4792 (ytype == XML_SCHEMAS_NAME) ||
4793 (ytype == XML_SCHEMAS_NCNAME) ||
4794 (ytype == XML_SCHEMAS_ID) ||
4795 (ytype == XML_SCHEMAS_IDREF) ||
4796 (ytype == XML_SCHEMAS_ENTITY) ||
4797 (ytype == XML_SCHEMAS_ANYURI)) {
4798
4799 if (xws == XML_SCHEMA_WHITESPACE_PRESERVE) {
4800
4801 if (yws == XML_SCHEMA_WHITESPACE_PRESERVE) {
4802 /* TODO: What about x < y or x > y. */
4803 if (xmlStrEqual(xv, yv))
4804 return (0);
4805 else
4806 return (2);
4807 } else if (yws == XML_SCHEMA_WHITESPACE_REPLACE)
4808 return (xmlSchemaComparePreserveReplaceStrings(xv, yv, 0));
4809 else if (yws == XML_SCHEMA_WHITESPACE_COLLAPSE)
4810 return (xmlSchemaComparePreserveCollapseStrings(xv, yv, 0));
4811
4812 } else if (xws == XML_SCHEMA_WHITESPACE_REPLACE) {
4813
4814 if (yws == XML_SCHEMA_WHITESPACE_PRESERVE)
4815 return (xmlSchemaComparePreserveReplaceStrings(yv, xv, 1));
4816 if (yws == XML_SCHEMA_WHITESPACE_REPLACE)
4817 return (xmlSchemaCompareReplacedStrings(xv, yv));
4818 if (yws == XML_SCHEMA_WHITESPACE_COLLAPSE)
4819 return (xmlSchemaCompareReplaceCollapseStrings(xv, yv, 0));
4820
4821 } else if (xws == XML_SCHEMA_WHITESPACE_COLLAPSE) {
4822
4823 if (yws == XML_SCHEMA_WHITESPACE_PRESERVE)
4824 return (xmlSchemaComparePreserveCollapseStrings(yv, xv, 1));
4825 if (yws == XML_SCHEMA_WHITESPACE_REPLACE)
4826 return (xmlSchemaCompareReplaceCollapseStrings(yv, xv, 1));
4827 if (yws == XML_SCHEMA_WHITESPACE_COLLAPSE)
4828 return (xmlSchemaCompareNormStrings(xv, yv));
4829 } else
4830 return (-2);
4831
4832 }
4833 return (-2);
4834 }
4835 case XML_SCHEMAS_QNAME:
4836 case XML_SCHEMAS_NOTATION:
4837 if ((x == NULL) || (y == NULL))
4838 return(-2);
4839 if ((ytype == XML_SCHEMAS_QNAME) ||
4840 (ytype == XML_SCHEMAS_NOTATION)) {
4841 if ((xmlStrEqual(x->value.qname.name, y->value.qname.name)) &&
4842 (xmlStrEqual(x->value.qname.uri, y->value.qname.uri)))
4843 return(0);
4844 return(2);
4845 }
4846 return (-2);
4847 case XML_SCHEMAS_FLOAT:
4848 case XML_SCHEMAS_DOUBLE:
4849 if ((x == NULL) || (y == NULL))
4850 return(-2);
4851 if ((ytype == XML_SCHEMAS_FLOAT) ||
4852 (ytype == XML_SCHEMAS_DOUBLE))
4853 return (xmlSchemaCompareFloats(x, y));
4854 return (-2);
4855 case XML_SCHEMAS_BOOLEAN:
4856 if ((x == NULL) || (y == NULL))
4857 return(-2);
4858 if (ytype == XML_SCHEMAS_BOOLEAN) {
4859 if (x->value.b == y->value.b)
4860 return(0);
4861 if (x->value.b == 0)
4862 return(-1);
4863 return(1);
4864 }
4865 return (-2);
4866 case XML_SCHEMAS_HEXBINARY:
4867 if ((x == NULL) || (y == NULL))
4868 return(-2);
4869 if (ytype == XML_SCHEMAS_HEXBINARY) {
4870 if (x->value.hex.total == y->value.hex.total) {
4871 int ret = xmlStrcmp(x->value.hex.str, y->value.hex.str);
4872 if (ret > 0)
4873 return(1);
4874 else if (ret == 0)
4875 return(0);
4876 }
4877 else if (x->value.hex.total > y->value.hex.total)
4878 return(1);
4879
4880 return(-1);
4881 }
4882 return (-2);
4883 case XML_SCHEMAS_BASE64BINARY:
4884 if ((x == NULL) || (y == NULL))
4885 return(-2);
4886 if (ytype == XML_SCHEMAS_BASE64BINARY) {
4887 if (x->value.base64.total == y->value.base64.total) {
4888 int ret = xmlStrcmp(x->value.base64.str,
4889 y->value.base64.str);
4890 if (ret > 0)
4891 return(1);
4892 else if (ret == 0)
4893 return(0);
4894 else
4895 return(-1);
4896 }
4897 else if (x->value.base64.total > y->value.base64.total)
4898 return(1);
4899 else
4900 return(-1);
4901 }
4902 return (-2);
4903 case XML_SCHEMAS_IDREFS:
4904 case XML_SCHEMAS_ENTITIES:
4905 case XML_SCHEMAS_NMTOKENS:
4906 TODO
4907 break;
4908 }
4909 return -2;
4910 }
4911
4912 /**
4913 * xmlSchemaCompareValues:
4914 * @x: a first value
4915 * @y: a second value
4916 *
4917 * Compare 2 values
4918 *
4919 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
4920 * case of error
4921 */
4922 int
4923 xmlSchemaCompareValues(xmlSchemaValPtr x, xmlSchemaValPtr y) {
4924 xmlSchemaWhitespaceValueType xws, yws;
4925
4926 if ((x == NULL) || (y == NULL))
4927 return(-2);
4928 if (x->type == XML_SCHEMAS_STRING)
4929 xws = XML_SCHEMA_WHITESPACE_PRESERVE;
4930 else if (x->type == XML_SCHEMAS_NORMSTRING)
4931 xws = XML_SCHEMA_WHITESPACE_REPLACE;
4932 else
4933 xws = XML_SCHEMA_WHITESPACE_COLLAPSE;
4934
4935 if (y->type == XML_SCHEMAS_STRING)
4936 yws = XML_SCHEMA_WHITESPACE_PRESERVE;
4937 else if (y->type == XML_SCHEMAS_NORMSTRING)
4938 yws = XML_SCHEMA_WHITESPACE_REPLACE;
4939 else
4940 yws = XML_SCHEMA_WHITESPACE_COLLAPSE;
4941
4942 return(xmlSchemaCompareValuesInternal(x->type, x, NULL, xws, y->type,
4943 y, NULL, yws));
4944 }
4945
4946 /**
4947 * xmlSchemaCompareValuesWhtsp:
4948 * @x: a first value
4949 * @xws: the whitespace value of x
4950 * @y: a second value
4951 * @yws: the whitespace value of y
4952 *
4953 * Compare 2 values
4954 *
4955 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
4956 * case of error
4957 */
4958 int
4959 xmlSchemaCompareValuesWhtsp(xmlSchemaValPtr x,
4960 xmlSchemaWhitespaceValueType xws,
4961 xmlSchemaValPtr y,
4962 xmlSchemaWhitespaceValueType yws)
4963 {
4964 if ((x == NULL) || (y == NULL))
4965 return(-2);
4966 return(xmlSchemaCompareValuesInternal(x->type, x, NULL, xws, y->type,
4967 y, NULL, yws));
4968 }
4969
4970 /**
4971 * xmlSchemaCompareValuesWhtspExt:
4972 * @x: a first value
4973 * @xws: the whitespace value of x
4974 * @y: a second value
4975 * @yws: the whitespace value of y
4976 *
4977 * Compare 2 values
4978 *
4979 * Returns -1 if x < y, 0 if x == y, 1 if x > y, 2 if x <> y, and -2 in
4980 * case of error
4981 */
4982 static int
4983 xmlSchemaCompareValuesWhtspExt(xmlSchemaValType xtype,
4984 xmlSchemaValPtr x,
4985 const xmlChar *xvalue,
4986 xmlSchemaWhitespaceValueType xws,
4987 xmlSchemaValType ytype,
4988 xmlSchemaValPtr y,
4989 const xmlChar *yvalue,
4990 xmlSchemaWhitespaceValueType yws)
4991 {
4992 return(xmlSchemaCompareValuesInternal(xtype, x, xvalue, xws, ytype, y,
4993 yvalue, yws));
4994 }
4995
4996 /**
4997 * xmlSchemaNormLen:
4998 * @value: a string
4999 *
5000 * Computes the UTF8 length of the normalized value of the string
5001 *
5002 * Returns the length or -1 in case of error.
5003 */
5004 static int
5005 xmlSchemaNormLen(const xmlChar *value) {
5006 const xmlChar *utf;
5007 int ret = 0;
5008
5009 if (value == NULL)
5010 return(-1);
5011 utf = value;
5012 while (IS_BLANK_CH(*utf)) utf++;
5013 while (*utf != 0) {
5014 if (utf[0] & 0x80) {
5015 if ((utf[1] & 0xc0) != 0x80)
5016 return(-1);
5017 if ((utf[0] & 0xe0) == 0xe0) {
5018 if ((utf[2] & 0xc0) != 0x80)
5019 return(-1);
5020 if ((utf[0] & 0xf0) == 0xf0) {
5021 if ((utf[0] & 0xf8) != 0xf0 || (utf[3] & 0xc0) != 0x80)
5022 return(-1);
5023 utf += 4;
5024 } else {
5025 utf += 3;
5026 }
5027 } else {
5028 utf += 2;
5029 }
5030 } else if (IS_BLANK_CH(*utf)) {
5031 while (IS_BLANK_CH(*utf)) utf++;
5032 if (*utf == 0)
5033 break;
5034 } else {
5035 utf++;
5036 }
5037 ret++;
5038 }
5039 return(ret);
5040 }
5041
5042 /**
5043 * xmlSchemaGetFacetValueAsULong:
5044 * @facet: an schemas type facet
5045 *
5046 * Extract the value of a facet
5047 *
5048 * Returns the value as a long
5049 */
5050 unsigned long
5051 xmlSchemaGetFacetValueAsULong(xmlSchemaFacetPtr facet)
5052 {
5053 /*
5054 * TODO: Check if this is a decimal.
5055 */
5056 if (facet == NULL)
5057 return 0;
5058 return ((unsigned long) facet->val->value.decimal.lo);
5059 }
5060
5061 /**
5062 * xmlSchemaValidateListSimpleTypeFacet:
5063 * @facet: the facet to check
5064 * @value: the lexical repr of the value to validate
5065 * @actualLen: the number of list items
5066 * @expectedLen: the resulting expected number of list items
5067 *
5068 * Checks the value of a list simple type against a facet.
5069 *
5070 * Returns 0 if the value is valid, a positive error code
5071 * number otherwise and -1 in case of an internal error.
5072 */
5073 int
5074 xmlSchemaValidateListSimpleTypeFacet(xmlSchemaFacetPtr facet,
5075 const xmlChar *value,
5076 unsigned long actualLen,
5077 unsigned long *expectedLen)
5078 {
5079 if (facet == NULL)
5080 return(-1);
5081 /*
5082 * TODO: Check if this will work with large numbers.
5083 * (compare value.decimal.mi and value.decimal.hi as well?).
5084 */
5085 if (facet->type == XML_SCHEMA_FACET_LENGTH) {
5086 if (actualLen != facet->val->value.decimal.lo) {
5087 if (expectedLen != NULL)
5088 *expectedLen = facet->val->value.decimal.lo;
5089 return (XML_SCHEMAV_CVC_LENGTH_VALID);
5090 }
5091 } else if (facet->type == XML_SCHEMA_FACET_MINLENGTH) {
5092 if (actualLen < facet->val->value.decimal.lo) {
5093 if (expectedLen != NULL)
5094 *expectedLen = facet->val->value.decimal.lo;
5095 return (XML_SCHEMAV_CVC_MINLENGTH_VALID);
5096 }
5097 } else if (facet->type == XML_SCHEMA_FACET_MAXLENGTH) {
5098 if (actualLen > facet->val->value.decimal.lo) {
5099 if (expectedLen != NULL)
5100 *expectedLen = facet->val->value.decimal.lo;
5101 return (XML_SCHEMAV_CVC_MAXLENGTH_VALID);
5102 }
5103 } else
5104 /*
5105 * NOTE: That we can pass NULL as xmlSchemaValPtr to
5106 * xmlSchemaValidateFacet, since the remaining facet types
5107 * are: XML_SCHEMA_FACET_PATTERN, XML_SCHEMA_FACET_ENUMERATION.
5108 */
5109 return(xmlSchemaValidateFacet(NULL, facet, value, NULL));
5110 return (0);
5111 }
5112
5113 /**
5114 * xmlSchemaValidateLengthFacet:
5115 * @type: the built-in type
5116 * @facet: the facet to check
5117 * @value: the lexical repr. of the value to be validated
5118 * @val: the precomputed value
5119 * @ws: the whitespace type of the value
5120 * @length: the actual length of the value
5121 *
5122 * Checka a value against a "length", "minLength" and "maxLength"
5123 * facet; sets @length to the computed length of @value.
5124 *
5125 * Returns 0 if the value is valid, a positive error code
5126 * otherwise and -1 in case of an internal or API error.
5127 */
5128 static int
5129 xmlSchemaValidateLengthFacetInternal(xmlSchemaFacetPtr facet,
5130 xmlSchemaValType valType,
5131 const xmlChar *value,
5132 xmlSchemaValPtr val,
5133 unsigned long *length,
5134 xmlSchemaWhitespaceValueType ws)
5135 {
5136 unsigned int len = 0;
5137
5138 if ((length == NULL) || (facet == NULL))
5139 return (-1);
5140 *length = 0;
5141 if ((facet->type != XML_SCHEMA_FACET_LENGTH) &&
5142 (facet->type != XML_SCHEMA_FACET_MAXLENGTH) &&
5143 (facet->type != XML_SCHEMA_FACET_MINLENGTH))
5144 return (-1);
5145
5146 /*
5147 * TODO: length, maxLength and minLength must be of type
5148 * nonNegativeInteger only. Check if decimal is used somehow.
5149 */
5150 if ((facet->val == NULL) ||
5151 ((facet->val->type != XML_SCHEMAS_DECIMAL) &&
5152 (facet->val->type != XML_SCHEMAS_NNINTEGER)) ||
5153 (facet->val->value.decimal.frac != 0)) {
5154 return(-1);
5155 }
5156 if ((val != NULL) && (val->type == XML_SCHEMAS_HEXBINARY))
5157 len = val->value.hex.total;
5158 else if ((val != NULL) && (val->type == XML_SCHEMAS_BASE64BINARY))
5159 len = val->value.base64.total;
5160 else {
5161 switch (valType) {
5162 case XML_SCHEMAS_STRING:
5163 case XML_SCHEMAS_NORMSTRING:
5164 if (ws == XML_SCHEMA_WHITESPACE_UNKNOWN) {
5165 /*
5166 * This is to ensure API compatibility with the old
5167 * xmlSchemaValidateLengthFacet(). Anyway, this was and
5168 * is not the correct handling.
5169 * TODO: Get rid of this case somehow.
5170 */
5171 if (valType == XML_SCHEMAS_STRING)
5172 len = xmlUTF8Strlen(value);
5173 else
5174 len = xmlSchemaNormLen(value);
5175 } else if (value != NULL) {
5176 if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
5177 len = xmlSchemaNormLen(value);
5178 else
5179 /*
5180 * Should be OK for "preserve" as well.
5181 */
5182 len = xmlUTF8Strlen(value);
5183 }
5184 break;
5185 case XML_SCHEMAS_IDREF:
5186 case XML_SCHEMAS_TOKEN:
5187 case XML_SCHEMAS_LANGUAGE:
5188 case XML_SCHEMAS_NMTOKEN:
5189 case XML_SCHEMAS_NAME:
5190 case XML_SCHEMAS_NCNAME:
5191 case XML_SCHEMAS_ID:
5192 /*
5193 * FIXME: What exactly to do with anyURI?
5194 */
5195 case XML_SCHEMAS_ANYURI:
5196 if (value != NULL)
5197 len = xmlSchemaNormLen(value);
5198 break;
5199 case XML_SCHEMAS_QNAME:
5200 case XML_SCHEMAS_NOTATION:
5201 /*
5202 * For QName and NOTATION, those facets are
5203 * deprecated and should be ignored.
5204 */
5205 return (0);
5206 default:
5207 TODO
5208 }
5209 }
5210 *length = (unsigned long) len;
5211 /*
5212 * TODO: Return the whole expected value, i.e. "lo", "mi" and "hi".
5213 */
5214 if (facet->type == XML_SCHEMA_FACET_LENGTH) {
5215 if (len != facet->val->value.decimal.lo)
5216 return(XML_SCHEMAV_CVC_LENGTH_VALID);
5217 } else if (facet->type == XML_SCHEMA_FACET_MINLENGTH) {
5218 if (len < facet->val->value.decimal.lo)
5219 return(XML_SCHEMAV_CVC_MINLENGTH_VALID);
5220 } else {
5221 if (len > facet->val->value.decimal.lo)
5222 return(XML_SCHEMAV_CVC_MAXLENGTH_VALID);
5223 }
5224
5225 return (0);
5226 }
5227
5228 /**
5229 * xmlSchemaValidateLengthFacet:
5230 * @type: the built-in type
5231 * @facet: the facet to check
5232 * @value: the lexical repr. of the value to be validated
5233 * @val: the precomputed value
5234 * @length: the actual length of the value
5235 *
5236 * Checka a value against a "length", "minLength" and "maxLength"
5237 * facet; sets @length to the computed length of @value.
5238 *
5239 * Returns 0 if the value is valid, a positive error code
5240 * otherwise and -1 in case of an internal or API error.
5241 */
5242 int
5243 xmlSchemaValidateLengthFacet(xmlSchemaTypePtr type,
5244 xmlSchemaFacetPtr facet,
5245 const xmlChar *value,
5246 xmlSchemaValPtr val,
5247 unsigned long *length)
5248 {
5249 if (type == NULL)
5250 return(-1);
5251 return (xmlSchemaValidateLengthFacetInternal(facet,
5252 type->builtInType, value, val, length,
5253 XML_SCHEMA_WHITESPACE_UNKNOWN));
5254 }
5255
5256 /**
5257 * xmlSchemaValidateLengthFacetWhtsp:
5258 * @facet: the facet to check
5259 * @valType: the built-in type
5260 * @value: the lexical repr. of the value to be validated
5261 * @val: the precomputed value
5262 * @ws: the whitespace type of the value
5263 * @length: the actual length of the value
5264 *
5265 * Checka a value against a "length", "minLength" and "maxLength"
5266 * facet; sets @length to the computed length of @value.
5267 *
5268 * Returns 0 if the value is valid, a positive error code
5269 * otherwise and -1 in case of an internal or API error.
5270 */
5271 int
5272 xmlSchemaValidateLengthFacetWhtsp(xmlSchemaFacetPtr facet,
5273 xmlSchemaValType valType,
5274 const xmlChar *value,
5275 xmlSchemaValPtr val,
5276 unsigned long *length,
5277 xmlSchemaWhitespaceValueType ws)
5278 {
5279 return (xmlSchemaValidateLengthFacetInternal(facet, valType, value, val,
5280 length, ws));
5281 }
5282
5283 /**
5284 * xmlSchemaValidateFacetInternal:
5285 * @facet: the facet to check
5286 * @fws: the whitespace type of the facet's value
5287 * @valType: the built-in type of the value
5288 * @value: the lexical repr of the value to validate
5289 * @val: the precomputed value
5290 * @ws: the whitespace type of the value
5291 *
5292 * Check a value against a facet condition
5293 *
5294 * Returns 0 if the element is schemas valid, a positive error code
5295 * number otherwise and -1 in case of internal or API error.
5296 */
5297 static int
5298 xmlSchemaValidateFacetInternal(xmlSchemaFacetPtr facet,
5299 xmlSchemaWhitespaceValueType fws,
5300 xmlSchemaValType valType,
5301 const xmlChar *value,
5302 xmlSchemaValPtr val,
5303 xmlSchemaWhitespaceValueType ws)
5304 {
5305 int ret;
5306
5307 if (facet == NULL)
5308 return(-1);
5309
5310 switch (facet->type) {
5311 case XML_SCHEMA_FACET_PATTERN:
5312 /*
5313 * NOTE that for patterns, the @value needs to be the normalized
5314 * value, *not* the lexical initial value or the canonical value.
5315 */
5316 if (value == NULL)
5317 return(-1);
5318 ret = xmlRegexpExec(facet->regexp, value);
5319 if (ret == 1)
5320 return(0);
5321 if (ret == 0)
5322 return(XML_SCHEMAV_CVC_PATTERN_VALID);
5323 return(ret);
5324 case XML_SCHEMA_FACET_MAXEXCLUSIVE:
5325 ret = xmlSchemaCompareValues(val, facet->val);
5326 if (ret == -2)
5327 return(-1);
5328 if (ret == -1)
5329 return(0);
5330 return(XML_SCHEMAV_CVC_MAXEXCLUSIVE_VALID);
5331 case XML_SCHEMA_FACET_MAXINCLUSIVE:
5332 ret = xmlSchemaCompareValues(val, facet->val);
5333 if (ret == -2)
5334 return(-1);
5335 if ((ret == -1) || (ret == 0))
5336 return(0);
5337 return(XML_SCHEMAV_CVC_MAXINCLUSIVE_VALID);
5338 case XML_SCHEMA_FACET_MINEXCLUSIVE:
5339 ret = xmlSchemaCompareValues(val, facet->val);
5340 if (ret == -2)
5341 return(-1);
5342 if (ret == 1)
5343 return(0);
5344 return(XML_SCHEMAV_CVC_MINEXCLUSIVE_VALID);
5345 case XML_SCHEMA_FACET_MININCLUSIVE:
5346 ret = xmlSchemaCompareValues(val, facet->val);
5347 if (ret == -2)
5348 return(-1);
5349 if ((ret == 1) || (ret == 0))
5350 return(0);
5351 return(XML_SCHEMAV_CVC_MININCLUSIVE_VALID);
5352 case XML_SCHEMA_FACET_WHITESPACE:
5353 /* TODO whitespaces */
5354 /*
5355 * NOTE: Whitespace should be handled to normalize
5356 * the value to be validated against a the facets;
5357 * not to normalize the value in-between.
5358 */
5359 return(0);
5360 case XML_SCHEMA_FACET_ENUMERATION:
5361 if (ws == XML_SCHEMA_WHITESPACE_UNKNOWN) {
5362 /*
5363 * This is to ensure API compatibility with the old
5364 * xmlSchemaValidateFacet().
5365 * TODO: Get rid of this case.
5366 */
5367 if ((facet->value != NULL) &&
5368 (xmlStrEqual(facet->value, value)))
5369 return(0);
5370 } else {
5371 ret = xmlSchemaCompareValuesWhtspExt(facet->val->type,
5372 facet->val, facet->value, fws, valType, val,
5373 value, ws);
5374 if (ret == -2)
5375 return(-1);
5376 if (ret == 0)
5377 return(0);
5378 }
5379 return(XML_SCHEMAV_CVC_ENUMERATION_VALID);
5380 case XML_SCHEMA_FACET_LENGTH:
5381 /*
5382 * SPEC (1.3) "if {primitive type definition} is QName or NOTATION,
5383 * then any {value} is facet-valid."
5384 */
5385 if ((valType == XML_SCHEMAS_QNAME) ||
5386 (valType == XML_SCHEMAS_NOTATION))
5387 return (0);
5388 /* No break on purpose. */
5389 case XML_SCHEMA_FACET_MAXLENGTH:
5390 case XML_SCHEMA_FACET_MINLENGTH: {
5391 unsigned int len = 0;
5392
5393 if ((valType == XML_SCHEMAS_QNAME) ||
5394 (valType == XML_SCHEMAS_NOTATION))
5395 return (0);
5396 /*
5397 * TODO: length, maxLength and minLength must be of type
5398 * nonNegativeInteger only. Check if decimal is used somehow.
5399 */
5400 if ((facet->val == NULL) ||
5401 ((facet->val->type != XML_SCHEMAS_DECIMAL) &&
5402 (facet->val->type != XML_SCHEMAS_NNINTEGER)) ||
5403 (facet->val->value.decimal.frac != 0)) {
5404 return(-1);
5405 }
5406 if ((val != NULL) && (val->type == XML_SCHEMAS_HEXBINARY))
5407 len = val->value.hex.total;
5408 else if ((val != NULL) && (val->type == XML_SCHEMAS_BASE64BINARY))
5409 len = val->value.base64.total;
5410 else {
5411 switch (valType) {
5412 case XML_SCHEMAS_STRING:
5413 case XML_SCHEMAS_NORMSTRING:
5414 if (ws == XML_SCHEMA_WHITESPACE_UNKNOWN) {
5415 /*
5416 * This is to ensure API compatibility with the old
5417 * xmlSchemaValidateFacet(). Anyway, this was and
5418 * is not the correct handling.
5419 * TODO: Get rid of this case somehow.
5420 */
5421 if (valType == XML_SCHEMAS_STRING)
5422 len = xmlUTF8Strlen(value);
5423 else
5424 len = xmlSchemaNormLen(value);
5425 } else if (value != NULL) {
5426 if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
5427 len = xmlSchemaNormLen(value);
5428 else
5429 /*
5430 * Should be OK for "preserve" as well.
5431 */
5432 len = xmlUTF8Strlen(value);
5433 }
5434 break;
5435 case XML_SCHEMAS_IDREF:
5436 case XML_SCHEMAS_TOKEN:
5437 case XML_SCHEMAS_LANGUAGE:
5438 case XML_SCHEMAS_NMTOKEN:
5439 case XML_SCHEMAS_NAME:
5440 case XML_SCHEMAS_NCNAME:
5441 case XML_SCHEMAS_ID:
5442 case XML_SCHEMAS_ANYURI:
5443 if (value != NULL)
5444 len = xmlSchemaNormLen(value);
5445 break;
5446 default:
5447 TODO
5448 }
5449 }
5450 if (facet->type == XML_SCHEMA_FACET_LENGTH) {
5451 if (len != facet->val->value.decimal.lo)
5452 return(XML_SCHEMAV_CVC_LENGTH_VALID);
5453 } else if (facet->type == XML_SCHEMA_FACET_MINLENGTH) {
5454 if (len < facet->val->value.decimal.lo)
5455 return(XML_SCHEMAV_CVC_MINLENGTH_VALID);
5456 } else {
5457 if (len > facet->val->value.decimal.lo)
5458 return(XML_SCHEMAV_CVC_MAXLENGTH_VALID);
5459 }
5460 break;
5461 }
5462 case XML_SCHEMA_FACET_TOTALDIGITS:
5463 case XML_SCHEMA_FACET_FRACTIONDIGITS:
5464
5465 if ((facet->val == NULL) ||
5466 ((facet->val->type != XML_SCHEMAS_PINTEGER) &&
5467 (facet->val->type != XML_SCHEMAS_NNINTEGER)) ||
5468 (facet->val->value.decimal.frac != 0)) {
5469 return(-1);
5470 }
5471 if ((val == NULL) ||
5472 ((val->type != XML_SCHEMAS_DECIMAL) &&
5473 (val->type != XML_SCHEMAS_INTEGER) &&
5474 (val->type != XML_SCHEMAS_NPINTEGER) &&
5475 (val->type != XML_SCHEMAS_NINTEGER) &&
5476 (val->type != XML_SCHEMAS_NNINTEGER) &&
5477 (val->type != XML_SCHEMAS_PINTEGER) &&
5478 (val->type != XML_SCHEMAS_INT) &&
5479 (val->type != XML_SCHEMAS_UINT) &&
5480 (val->type != XML_SCHEMAS_LONG) &&
5481 (val->type != XML_SCHEMAS_ULONG) &&
5482 (val->type != XML_SCHEMAS_SHORT) &&
5483 (val->type != XML_SCHEMAS_USHORT) &&
5484 (val->type != XML_SCHEMAS_BYTE) &&
5485 (val->type != XML_SCHEMAS_UBYTE))) {
5486 return(-1);
5487 }
5488 if (facet->type == XML_SCHEMA_FACET_TOTALDIGITS) {
5489 if (val->value.decimal.total > facet->val->value.decimal.lo)
5490 return(XML_SCHEMAV_CVC_TOTALDIGITS_VALID);
5491
5492 } else if (facet->type == XML_SCHEMA_FACET_FRACTIONDIGITS) {
5493 if (val->value.decimal.frac > facet->val->value.decimal.lo)
5494 return(XML_SCHEMAV_CVC_FRACTIONDIGITS_VALID);
5495 }
5496 break;
5497 default:
5498 TODO
5499 }
5500 return(0);
5501
5502 }
5503
5504 /**
5505 * xmlSchemaValidateFacet:
5506 * @base: the base type
5507 * @facet: the facet to check
5508 * @value: the lexical repr of the value to validate
5509 * @val: the precomputed value
5510 *
5511 * Check a value against a facet condition
5512 *
5513 * Returns 0 if the element is schemas valid, a positive error code
5514 * number otherwise and -1 in case of internal or API error.
5515 */
5516 int
5517 xmlSchemaValidateFacet(xmlSchemaTypePtr base,
5518 xmlSchemaFacetPtr facet,
5519 const xmlChar *value,
5520 xmlSchemaValPtr val)
5521 {
5522 /*
5523 * This tries to ensure API compatibility regarding the old
5524 * xmlSchemaValidateFacet() and the new xmlSchemaValidateFacetInternal() and
5525 * xmlSchemaValidateFacetWhtsp().
5526 */
5527 if (val != NULL)
5528 return(xmlSchemaValidateFacetInternal(facet,
5529 XML_SCHEMA_WHITESPACE_UNKNOWN, val->type, value, val,
5530 XML_SCHEMA_WHITESPACE_UNKNOWN));
5531 else if (base != NULL)
5532 return(xmlSchemaValidateFacetInternal(facet,
5533 XML_SCHEMA_WHITESPACE_UNKNOWN, base->builtInType, value, val,
5534 XML_SCHEMA_WHITESPACE_UNKNOWN));
5535 return(-1);
5536 }
5537
5538 /**
5539 * xmlSchemaValidateFacetWhtsp:
5540 * @facet: the facet to check
5541 * @fws: the whitespace type of the facet's value
5542 * @valType: the built-in type of the value
5543 * @value: the lexical (or normalized for pattern) repr of the value to validate
5544 * @val: the precomputed value
5545 * @ws: the whitespace type of the value
5546 *
5547 * Check a value against a facet condition. This takes value normalization
5548 * according to the specified whitespace types into account.
5549 * Note that @value needs to be the *normalized* value if the facet
5550 * is of type "pattern".
5551 *
5552 * Returns 0 if the element is schemas valid, a positive error code
5553 * number otherwise and -1 in case of internal or API error.
5554 */
5555 int
5556 xmlSchemaValidateFacetWhtsp(xmlSchemaFacetPtr facet,
5557 xmlSchemaWhitespaceValueType fws,
5558 xmlSchemaValType valType,
5559 const xmlChar *value,
5560 xmlSchemaValPtr val,
5561 xmlSchemaWhitespaceValueType ws)
5562 {
5563 return(xmlSchemaValidateFacetInternal(facet, fws, valType,
5564 value, val, ws));
5565 }
5566
5567 #if 0
5568 #ifndef DBL_DIG
5569 #define DBL_DIG 16
5570 #endif
5571 #ifndef DBL_EPSILON
5572 #define DBL_EPSILON 1E-9
5573 #endif
5574
5575 #define INTEGER_DIGITS DBL_DIG
5576 #define FRACTION_DIGITS (DBL_DIG + 1)
5577 #define EXPONENT_DIGITS (3 + 2)
5578
5579 /**
5580 * xmlXPathFormatNumber:
5581 * @number: number to format
5582 * @buffer: output buffer
5583 * @buffersize: size of output buffer
5584 *
5585 * Convert the number into a string representation.
5586 */
5587 static void
5588 xmlSchemaFormatFloat(double number, char buffer[], int buffersize)
5589 {
5590 switch (xmlXPathIsInf(number)) {
5591 case 1:
5592 if (buffersize > (int)sizeof("INF"))
5593 snprintf(buffer, buffersize, "INF");
5594 break;
5595 case -1:
5596 if (buffersize > (int)sizeof("-INF"))
5597 snprintf(buffer, buffersize, "-INF");
5598 break;
5599 default:
5600 if (xmlXPathIsNaN(number)) {
5601 if (buffersize > (int)sizeof("NaN"))
5602 snprintf(buffer, buffersize, "NaN");
5603 } else if (number == 0) {
5604 snprintf(buffer, buffersize, "0.0E0");
5605 } else {
5606 /* 3 is sign, decimal point, and terminating zero */
5607 char work[DBL_DIG + EXPONENT_DIGITS + 3];
5608 int integer_place, fraction_place;
5609 char *ptr;
5610 char *after_fraction;
5611 double absolute_value;
5612 int size;
5613
5614 absolute_value = fabs(number);
5615
5616 /*
5617 * Result is in work, and after_fraction points
5618 * just past the fractional part.
5619 * Use scientific notation
5620 */
5621 integer_place = DBL_DIG + EXPONENT_DIGITS + 1;
5622 fraction_place = DBL_DIG - 1;
5623 snprintf(work, sizeof(work),"%*.*e",
5624 integer_place, fraction_place, number);
5625 after_fraction = strchr(work + DBL_DIG, 'e');
5626 /* Remove fractional trailing zeroes */
5627 ptr = after_fraction;
5628 while (*(--ptr) == '0')
5629 ;
5630 if (*ptr != '.')
5631 ptr++;
5632 while ((*ptr++ = *after_fraction++) != 0);
5633
5634 /* Finally copy result back to caller */
5635 size = strlen(work) + 1;
5636 if (size > buffersize) {
5637 work[buffersize - 1] = 0;
5638 size = buffersize;
5639 }
5640 memmove(buffer, work, size);
5641 }
5642 break;
5643 }
5644 }
5645 #endif
5646
5647 /**
5648 * xmlSchemaGetCanonValue:
5649 * @val: the precomputed value
5650 * @retValue: the returned value
5651 *
5652 * Get the canonical lexical representation of the value.
5653 * The caller has to FREE the returned retValue.
5654 *
5655 * WARNING: Some value types are not supported yet, resulting
5656 * in a @retValue of "???".
5657 *
5658 * TODO: XML Schema 1.0 does not define canonical representations
5659 * for: duration, gYearMonth, gYear, gMonthDay, gMonth, gDay,
5660 * anyURI, QName, NOTATION. This will be fixed in XML Schema 1.1.
5661 *
5662 *
5663 * Returns 0 if the value could be built, 1 if the value type is
5664 * not supported yet and -1 in case of API errors.
5665 */
5666 int
5667 xmlSchemaGetCanonValue(xmlSchemaValPtr val, const xmlChar **retValue)
5668 {
5669 if ((retValue == NULL) || (val == NULL))
5670 return (-1);
5671 *retValue = NULL;
5672 switch (val->type) {
5673 case XML_SCHEMAS_STRING:
5674 if (val->value.str == NULL)
5675 *retValue = BAD_CAST xmlStrdup(BAD_CAST "");
5676 else
5677 *retValue =
5678 BAD_CAST xmlStrdup((const xmlChar *) val->value.str);
5679 break;
5680 case XML_SCHEMAS_NORMSTRING:
5681 if (val->value.str == NULL)
5682 *retValue = BAD_CAST xmlStrdup(BAD_CAST "");
5683 else {
5684 *retValue = xmlSchemaWhiteSpaceReplace(
5685 (const xmlChar *) val->value.str);
5686 if ((*retValue) == NULL)
5687 *retValue = BAD_CAST xmlStrdup(
5688 (const xmlChar *) val->value.str);
5689 }
5690 break;
5691 case XML_SCHEMAS_TOKEN:
5692 case XML_SCHEMAS_LANGUAGE:
5693 case XML_SCHEMAS_NMTOKEN:
5694 case XML_SCHEMAS_NAME:
5695 case XML_SCHEMAS_NCNAME:
5696 case XML_SCHEMAS_ID:
5697 case XML_SCHEMAS_IDREF:
5698 case XML_SCHEMAS_ENTITY:
5699 case XML_SCHEMAS_NOTATION: /* Unclear */
5700 case XML_SCHEMAS_ANYURI: /* Unclear */
5701 if (val->value.str == NULL)
5702 return (-1);
5703 *retValue =
5704 BAD_CAST xmlSchemaCollapseString(BAD_CAST val->value.str);
5705 if (*retValue == NULL)
5706 *retValue =
5707 BAD_CAST xmlStrdup((const xmlChar *) val->value.str);
5708 break;
5709 case XML_SCHEMAS_QNAME:
5710 /* TODO: Unclear in XML Schema 1.0. */
5711 if (val->value.qname.uri == NULL) {
5712 *retValue = BAD_CAST xmlStrdup(BAD_CAST val->value.qname.name);
5713 return (0);
5714 } else {
5715 *retValue = BAD_CAST xmlStrdup(BAD_CAST "{");
5716 *retValue = BAD_CAST xmlStrcat((xmlChar *) (*retValue),
5717 BAD_CAST val->value.qname.uri);
5718 *retValue = BAD_CAST xmlStrcat((xmlChar *) (*retValue),
5719 BAD_CAST "}");
5720 *retValue = BAD_CAST xmlStrcat((xmlChar *) (*retValue),
5721 BAD_CAST val->value.qname.uri);
5722 }
5723 break;
5724 case XML_SCHEMAS_DECIMAL:
5725 /*
5726 * TODO: Lookout for a more simple implementation.
5727 */
5728 if ((val->value.decimal.total == 1) &&
5729 (val->value.decimal.lo == 0)) {
5730 *retValue = xmlStrdup(BAD_CAST "0.0");
5731 } else {
5732 xmlSchemaValDecimal dec = val->value.decimal;
5733 int bufsize;
5734 char *buf = NULL, *offs;
5735
5736 /* Add room for the decimal point as well. */
5737 bufsize = dec.total + 2;
5738 if (dec.sign)
5739 bufsize++;
5740 /* Add room for leading/trailing zero. */
5741 if ((dec.frac == 0) || (dec.frac == dec.total))
5742 bufsize++;
5743 buf = xmlMalloc(bufsize);
5744 if (buf == NULL)
5745 return(-1);
5746 offs = buf;
5747 if (dec.sign)
5748 *offs++ = '-';
5749 if (dec.frac == dec.total) {
5750 *offs++ = '0';
5751 *offs++ = '.';
5752 }
5753 if (dec.hi != 0)
5754 snprintf(offs, bufsize - (offs - buf),
5755 "%lu%lu%lu", dec.hi, dec.mi, dec.lo);
5756 else if (dec.mi != 0)
5757 snprintf(offs, bufsize - (offs - buf),
5758 "%lu%lu", dec.mi, dec.lo);
5759 else
5760 snprintf(offs, bufsize - (offs - buf),
5761 "%lu", dec.lo);
5762
5763 if (dec.frac != 0) {
5764 if (dec.frac != dec.total) {
5765 int diff = dec.total - dec.frac;
5766 /*
5767 * Insert the decimal point.
5768 */
5769 memmove(offs + diff + 1, offs + diff, dec.frac +1);
5770 offs[diff] = '.';
5771 } else {
5772 unsigned int i = 0;
5773 /*
5774 * Insert missing zeroes behind the decimal point.
5775 */
5776 while (*(offs + i) != 0)
5777 i++;
5778 if (i < dec.total) {
5779 memmove(offs + (dec.total - i), offs, i +1);
5780 memset(offs, '0', dec.total - i);
5781 }
5782 }
5783 } else {
5784 /*
5785 * Append decimal point and zero.
5786 */
5787 offs = buf + bufsize - 1;
5788 *offs-- = 0;
5789 *offs-- = '0';
5790 *offs-- = '.';
5791 }
5792 *retValue = BAD_CAST buf;
5793 }
5794 break;
5795 case XML_SCHEMAS_INTEGER:
5796 case XML_SCHEMAS_PINTEGER:
5797 case XML_SCHEMAS_NPINTEGER:
5798 case XML_SCHEMAS_NINTEGER:
5799 case XML_SCHEMAS_NNINTEGER:
5800 case XML_SCHEMAS_LONG:
5801 case XML_SCHEMAS_BYTE:
5802 case XML_SCHEMAS_SHORT:
5803 case XML_SCHEMAS_INT:
5804 case XML_SCHEMAS_UINT:
5805 case XML_SCHEMAS_ULONG:
5806 case XML_SCHEMAS_USHORT:
5807 case XML_SCHEMAS_UBYTE:
5808 if ((val->value.decimal.total == 1) &&
5809 (val->value.decimal.lo == 0))
5810 *retValue = xmlStrdup(BAD_CAST "0");
5811 else {
5812 xmlSchemaValDecimal dec = val->value.decimal;
5813 int bufsize = dec.total + 1;
5814
5815 /* Add room for the decimal point as well. */
5816 if (dec.sign)
5817 bufsize++;
5818 *retValue = xmlMalloc(bufsize);
5819 if (*retValue == NULL)
5820 return(-1);
5821 if (dec.hi != 0) {
5822 if (dec.sign)
5823 snprintf((char *) *retValue, bufsize,
5824 "-%lu%lu%lu", dec.hi, dec.mi, dec.lo);
5825 else
5826 snprintf((char *) *retValue, bufsize,
5827 "%lu%lu%lu", dec.hi, dec.mi, dec.lo);
5828 } else if (dec.mi != 0) {
5829 if (dec.sign)
5830 snprintf((char *) *retValue, bufsize,
5831 "-%lu%lu", dec.mi, dec.lo);
5832 else
5833 snprintf((char *) *retValue, bufsize,
5834 "%lu%lu", dec.mi, dec.lo);
5835 } else {
5836 if (dec.sign)
5837 snprintf((char *) *retValue, bufsize, "-%lu", dec.lo);
5838 else
5839 snprintf((char *) *retValue, bufsize, "%lu", dec.lo);
5840 }
5841 }
5842 break;
5843 case XML_SCHEMAS_BOOLEAN:
5844 if (val->value.b)
5845 *retValue = BAD_CAST xmlStrdup(BAD_CAST "true");
5846 else
5847 *retValue = BAD_CAST xmlStrdup(BAD_CAST "false");
5848 break;
5849 case XML_SCHEMAS_DURATION: {
5850 char buf[100];
5851 unsigned long year;
5852 unsigned long mon, day, hour = 0, min = 0;
5853 double sec = 0, left;
5854
5855 /* TODO: Unclear in XML Schema 1.0 */
5856 /*
5857 * TODO: This results in a normalized output of the value
5858 * - which is NOT conformant to the spec -
5859 * since the exact values of each property are not
5860 * recoverable. Think about extending the structure to
5861 * provide a field for every property.
5862 */
5863 year = (unsigned long) FQUOTIENT(labs(val->value.dur.mon), 12);
5864 mon = labs(val->value.dur.mon) - 12 * year;
5865
5866 day = (unsigned long) FQUOTIENT(fabs(val->value.dur.sec), 86400);
5867 left = fabs(val->value.dur.sec) - day * 86400;
5868 if (left > 0) {
5869 hour = (unsigned long) FQUOTIENT(left, 3600);
5870 left = left - (hour * 3600);
5871 if (left > 0) {
5872 min = (unsigned long) FQUOTIENT(left, 60);
5873 sec = left - (min * 60);
5874 }
5875 }
5876 if ((val->value.dur.mon < 0) || (val->value.dur.sec < 0))
5877 snprintf(buf, 100, "P%luY%luM%luDT%luH%luM%.14gS",
5878 year, mon, day, hour, min, sec);
5879 else
5880 snprintf(buf, 100, "-P%luY%luM%luDT%luH%luM%.14gS",
5881 year, mon, day, hour, min, sec);
5882 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
5883 }
5884 break;
5885 case XML_SCHEMAS_GYEAR: {
5886 char buf[30];
5887 /* TODO: Unclear in XML Schema 1.0 */
5888 /* TODO: What to do with the timezone? */
5889 snprintf(buf, 30, "%04ld", val->value.date.year);
5890 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
5891 }
5892 break;
5893 case XML_SCHEMAS_GMONTH: {
5894 /* TODO: Unclear in XML Schema 1.0 */
5895 /* TODO: What to do with the timezone? */
5896 *retValue = xmlMalloc(6);
5897 if (*retValue == NULL)
5898 return(-1);
5899 snprintf((char *) *retValue, 6, "--%02u",
5900 val->value.date.mon);
5901 }
5902 break;
5903 case XML_SCHEMAS_GDAY: {
5904 /* TODO: Unclear in XML Schema 1.0 */
5905 /* TODO: What to do with the timezone? */
5906 *retValue = xmlMalloc(6);
5907 if (*retValue == NULL)
5908 return(-1);
5909 snprintf((char *) *retValue, 6, "---%02u",
5910 val->value.date.day);
5911 }
5912 break;
5913 case XML_SCHEMAS_GMONTHDAY: {
5914 /* TODO: Unclear in XML Schema 1.0 */
5915 /* TODO: What to do with the timezone? */
5916 *retValue = xmlMalloc(8);
5917 if (*retValue == NULL)
5918 return(-1);
5919 snprintf((char *) *retValue, 8, "--%02u-%02u",
5920 val->value.date.mon, val->value.date.day);
5921 }
5922 break;
5923 case XML_SCHEMAS_GYEARMONTH: {
5924 char buf[35];
5925 /* TODO: Unclear in XML Schema 1.0 */
5926 /* TODO: What to do with the timezone? */
5927 if (val->value.date.year < 0)
5928 snprintf(buf, 35, "-%04ld-%02u",
5929 labs(val->value.date.year),
5930 val->value.date.mon);
5931 else
5932 snprintf(buf, 35, "%04ld-%02u",
5933 val->value.date.year, val->value.date.mon);
5934 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
5935 }
5936 break;
5937 case XML_SCHEMAS_TIME:
5938 {
5939 char buf[30];
5940
5941 if (val->value.date.tz_flag) {
5942 xmlSchemaValPtr norm;
5943
5944 norm = xmlSchemaDateNormalize(val, 0);
5945 if (norm == NULL)
5946 return (-1);
5947 /*
5948 * TODO: Check if "%.14g" is portable.
5949 */
5950 snprintf(buf, 30,
5951 "%02u:%02u:%02.14gZ",
5952 norm->value.date.hour,
5953 norm->value.date.min,
5954 norm->value.date.sec);
5955 xmlSchemaFreeValue(norm);
5956 } else {
5957 snprintf(buf, 30,
5958 "%02u:%02u:%02.14g",
5959 val->value.date.hour,
5960 val->value.date.min,
5961 val->value.date.sec);
5962 }
5963 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
5964 }
5965 break;
5966 case XML_SCHEMAS_DATE:
5967 {
5968 char buf[30];
5969
5970 if (val->value.date.tz_flag) {
5971 xmlSchemaValPtr norm;
5972
5973 norm = xmlSchemaDateNormalize(val, 0);
5974 if (norm == NULL)
5975 return (-1);
5976 /*
5977 * TODO: Append the canonical value of the
5978 * recoverable timezone and not "Z".
5979 */
5980 snprintf(buf, 30,
5981 "%04ld:%02u:%02uZ",
5982 norm->value.date.year, norm->value.date.mon,
5983 norm->value.date.day);
5984 xmlSchemaFreeValue(norm);
5985 } else {
5986 snprintf(buf, 30,
5987 "%04ld:%02u:%02u",
5988 val->value.date.year, val->value.date.mon,
5989 val->value.date.day);
5990 }
5991 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
5992 }
5993 break;
5994 case XML_SCHEMAS_DATETIME:
5995 {
5996 char buf[50];
5997
5998 if (val->value.date.tz_flag) {
5999 xmlSchemaValPtr norm;
6000
6001 norm = xmlSchemaDateNormalize(val, 0);
6002 if (norm == NULL)
6003 return (-1);
6004 /*
6005 * TODO: Check if "%.14g" is portable.
6006 */
6007 snprintf(buf, 50,
6008 "%04ld:%02u:%02uT%02u:%02u:%02.14gZ",
6009 norm->value.date.year, norm->value.date.mon,
6010 norm->value.date.day, norm->value.date.hour,
6011 norm->value.date.min, norm->value.date.sec);
6012 xmlSchemaFreeValue(norm);
6013 } else {
6014 snprintf(buf, 50,
6015 "%04ld:%02u:%02uT%02u:%02u:%02.14g",
6016 val->value.date.year, val->value.date.mon,
6017 val->value.date.day, val->value.date.hour,
6018 val->value.date.min, val->value.date.sec);
6019 }
6020 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
6021 }
6022 break;
6023 case XML_SCHEMAS_HEXBINARY:
6024 *retValue = BAD_CAST xmlStrdup(BAD_CAST val->value.hex.str);
6025 break;
6026 case XML_SCHEMAS_BASE64BINARY:
6027 /*
6028 * TODO: Is the following spec piece implemented?:
6029 * SPEC: "Note: For some values the canonical form defined
6030 * above does not conform to [RFC 2045], which requires breaking
6031 * with linefeeds at appropriate intervals."
6032 */
6033 *retValue = BAD_CAST xmlStrdup(BAD_CAST val->value.base64.str);
6034 break;
6035 case XML_SCHEMAS_FLOAT: {
6036 char buf[30];
6037 /*
6038 * |m| < 16777216, -149 <= e <= 104.
6039 * TODO: Handle, NaN, INF, -INF. The format is not
6040 * yet conformant. The c type float does not cover
6041 * the whole range.
6042 */
6043 snprintf(buf, 30, "%01.14e", val->value.f);
6044 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
6045 }
6046 break;
6047 case XML_SCHEMAS_DOUBLE: {
6048 char buf[40];
6049 /* |m| < 9007199254740992, -1075 <= e <= 970 */
6050 /*
6051 * TODO: Handle, NaN, INF, -INF. The format is not
6052 * yet conformant. The c type float does not cover
6053 * the whole range.
6054 */
6055 snprintf(buf, 40, "%01.14e", val->value.d);
6056 *retValue = BAD_CAST xmlStrdup(BAD_CAST buf);
6057 }
6058 break;
6059 default:
6060 *retValue = BAD_CAST xmlStrdup(BAD_CAST "???");
6061 return (1);
6062 }
6063 if (*retValue == NULL)
6064 return(-1);
6065 return (0);
6066 }
6067
6068 /**
6069 * xmlSchemaGetCanonValueWhtsp:
6070 * @val: the precomputed value
6071 * @retValue: the returned value
6072 * @ws: the whitespace type of the value
6073 *
6074 * Get the canonical representation of the value.
6075 * The caller has to free the returned @retValue.
6076 *
6077 * Returns 0 if the value could be built, 1 if the value type is
6078 * not supported yet and -1 in case of API errors.
6079 */
6080 int
6081 xmlSchemaGetCanonValueWhtsp(xmlSchemaValPtr val,
6082 const xmlChar **retValue,
6083 xmlSchemaWhitespaceValueType ws)
6084 {
6085 if ((retValue == NULL) || (val == NULL))
6086 return (-1);
6087 if ((ws == XML_SCHEMA_WHITESPACE_UNKNOWN) ||
6088 (ws > XML_SCHEMA_WHITESPACE_COLLAPSE))
6089 return (-1);
6090
6091 *retValue = NULL;
6092 switch (val->type) {
6093 case XML_SCHEMAS_STRING:
6094 if (val->value.str == NULL)
6095 *retValue = BAD_CAST xmlStrdup(BAD_CAST "");
6096 else if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
6097 *retValue = xmlSchemaCollapseString(val->value.str);
6098 else if (ws == XML_SCHEMA_WHITESPACE_REPLACE)
6099 *retValue = xmlSchemaWhiteSpaceReplace(val->value.str);
6100 if ((*retValue) == NULL)
6101 *retValue = BAD_CAST xmlStrdup(val->value.str);
6102 break;
6103 case XML_SCHEMAS_NORMSTRING:
6104 if (val->value.str == NULL)
6105 *retValue = BAD_CAST xmlStrdup(BAD_CAST "");
6106 else {
6107 if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
6108 *retValue = xmlSchemaCollapseString(val->value.str);
6109 else
6110 *retValue = xmlSchemaWhiteSpaceReplace(val->value.str);
6111 if ((*retValue) == NULL)
6112 *retValue = BAD_CAST xmlStrdup(val->value.str);
6113 }
6114 break;
6115 default:
6116 return (xmlSchemaGetCanonValue(val, retValue));
6117 }
6118 return (0);
6119 }
6120
6121 /**
6122 * xmlSchemaGetValType:
6123 * @val: a schemas value
6124 *
6125 * Accessor for the type of a value
6126 *
6127 * Returns the xmlSchemaValType of the value
6128 */
6129 xmlSchemaValType
6130 xmlSchemaGetValType(xmlSchemaValPtr val)
6131 {
6132 if (val == NULL)
6133 return(XML_SCHEMAS_UNKNOWN);
6134 return (val->type);
6135 }
6136
6137 #define bottom_xmlschemastypes
6138 #include "elfgcchack.h"
6139 #endif /* LIBXML_SCHEMAS_ENABLED */