1: /*
2: * Summary: internal interfaces for XML Schemas
3: * Description: internal interfaces for the XML Schemas handling
4: * and schema validity checking
5: * The Schemas development is a Work In Progress.
6: * Some of those interfaces are not garanteed to be API or ABI stable !
7: *
8: * Copy: See Copyright for the status of this software.
9: *
10: * Author: Daniel Veillard
11: */
12:
13:
14: #ifndef __XML_SCHEMA_INTERNALS_H__
15: #define __XML_SCHEMA_INTERNALS_H__
16:
17: #include <libxml/xmlversion.h>
18:
19: #ifdef LIBXML_SCHEMAS_ENABLED
20:
21: #include <libxml/xmlregexp.h>
22: #include <libxml/hash.h>
23: #include <libxml/dict.h>
24:
25: #ifdef __cplusplus
26: extern "C" {
27: #endif
28:
29: typedef enum {
30: XML_SCHEMAS_UNKNOWN = 0,
31: XML_SCHEMAS_STRING,
32: XML_SCHEMAS_NORMSTRING,
33: XML_SCHEMAS_DECIMAL,
34: XML_SCHEMAS_TIME,
35: XML_SCHEMAS_GDAY,
36: XML_SCHEMAS_GMONTH,
37: XML_SCHEMAS_GMONTHDAY,
38: XML_SCHEMAS_GYEAR,
39: XML_SCHEMAS_GYEARMONTH,
40: XML_SCHEMAS_DATE,
41: XML_SCHEMAS_DATETIME,
42: XML_SCHEMAS_DURATION,
43: XML_SCHEMAS_FLOAT,
44: XML_SCHEMAS_DOUBLE,
45: XML_SCHEMAS_BOOLEAN,
46: XML_SCHEMAS_TOKEN,
47: XML_SCHEMAS_LANGUAGE,
48: XML_SCHEMAS_NMTOKEN,
49: XML_SCHEMAS_NMTOKENS,
50: XML_SCHEMAS_NAME,
51: XML_SCHEMAS_QNAME,
52: XML_SCHEMAS_NCNAME,
53: XML_SCHEMAS_ID,
54: XML_SCHEMAS_IDREF,
55: XML_SCHEMAS_IDREFS,
56: XML_SCHEMAS_ENTITY,
57: XML_SCHEMAS_ENTITIES,
58: XML_SCHEMAS_NOTATION,
59: XML_SCHEMAS_ANYURI,
60: XML_SCHEMAS_INTEGER,
61: XML_SCHEMAS_NPINTEGER,
62: XML_SCHEMAS_NINTEGER,
63: XML_SCHEMAS_NNINTEGER,
64: XML_SCHEMAS_PINTEGER,
65: XML_SCHEMAS_INT,
66: XML_SCHEMAS_UINT,
67: XML_SCHEMAS_LONG,
68: XML_SCHEMAS_ULONG,
69: XML_SCHEMAS_SHORT,
70: XML_SCHEMAS_USHORT,
71: XML_SCHEMAS_BYTE,
72: XML_SCHEMAS_UBYTE,
73: XML_SCHEMAS_HEXBINARY,
74: XML_SCHEMAS_BASE64BINARY,
75: XML_SCHEMAS_ANYTYPE,
76: XML_SCHEMAS_ANYSIMPLETYPE
77: } xmlSchemaValType;
78:
79: /*
80: * XML Schemas defines multiple type of types.
81: */
82: typedef enum {
83: XML_SCHEMA_TYPE_BASIC = 1, /* A built-in datatype */
84: XML_SCHEMA_TYPE_ANY,
85: XML_SCHEMA_TYPE_FACET,
86: XML_SCHEMA_TYPE_SIMPLE,
87: XML_SCHEMA_TYPE_COMPLEX,
88: XML_SCHEMA_TYPE_SEQUENCE = 6,
89: XML_SCHEMA_TYPE_CHOICE,
90: XML_SCHEMA_TYPE_ALL,
91: XML_SCHEMA_TYPE_SIMPLE_CONTENT,
92: XML_SCHEMA_TYPE_COMPLEX_CONTENT,
93: XML_SCHEMA_TYPE_UR,
94: XML_SCHEMA_TYPE_RESTRICTION,
95: XML_SCHEMA_TYPE_EXTENSION,
96: XML_SCHEMA_TYPE_ELEMENT,
97: XML_SCHEMA_TYPE_ATTRIBUTE,
98: XML_SCHEMA_TYPE_ATTRIBUTEGROUP,
99: XML_SCHEMA_TYPE_GROUP,
100: XML_SCHEMA_TYPE_NOTATION,
101: XML_SCHEMA_TYPE_LIST,
102: XML_SCHEMA_TYPE_UNION,
103: XML_SCHEMA_TYPE_ANY_ATTRIBUTE,
104: XML_SCHEMA_TYPE_IDC_UNIQUE,
105: XML_SCHEMA_TYPE_IDC_KEY,
106: XML_SCHEMA_TYPE_IDC_KEYREF,
107: XML_SCHEMA_TYPE_PARTICLE = 25,
108: XML_SCHEMA_TYPE_ATTRIBUTE_USE,
109: XML_SCHEMA_FACET_MININCLUSIVE = 1000,
110: XML_SCHEMA_FACET_MINEXCLUSIVE,
111: XML_SCHEMA_FACET_MAXINCLUSIVE,
112: XML_SCHEMA_FACET_MAXEXCLUSIVE,
113: XML_SCHEMA_FACET_TOTALDIGITS,
114: XML_SCHEMA_FACET_FRACTIONDIGITS,
115: XML_SCHEMA_FACET_PATTERN,
116: XML_SCHEMA_FACET_ENUMERATION,
117: XML_SCHEMA_FACET_WHITESPACE,
118: XML_SCHEMA_FACET_LENGTH,
119: XML_SCHEMA_FACET_MAXLENGTH,
120: XML_SCHEMA_FACET_MINLENGTH,
121: XML_SCHEMA_EXTRA_QNAMEREF = 2000,
122: XML_SCHEMA_EXTRA_ATTR_USE_PROHIB
123: } xmlSchemaTypeType;
124:
125: typedef enum {
126: XML_SCHEMA_CONTENT_UNKNOWN = 0,
127: XML_SCHEMA_CONTENT_EMPTY = 1,
128: XML_SCHEMA_CONTENT_ELEMENTS,
129: XML_SCHEMA_CONTENT_MIXED,
130: XML_SCHEMA_CONTENT_SIMPLE,
131: XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS, /* Obsolete */
132: XML_SCHEMA_CONTENT_BASIC,
133: XML_SCHEMA_CONTENT_ANY
134: } xmlSchemaContentType;
135:
136: typedef struct _xmlSchemaVal xmlSchemaVal;
137: typedef xmlSchemaVal *xmlSchemaValPtr;
138:
139: typedef struct _xmlSchemaType xmlSchemaType;
140: typedef xmlSchemaType *xmlSchemaTypePtr;
141:
142: typedef struct _xmlSchemaFacet xmlSchemaFacet;
143: typedef xmlSchemaFacet *xmlSchemaFacetPtr;
144:
145: /**
146: * Annotation
147: */
148: typedef struct _xmlSchemaAnnot xmlSchemaAnnot;
149: typedef xmlSchemaAnnot *xmlSchemaAnnotPtr;
150: struct _xmlSchemaAnnot {
151: struct _xmlSchemaAnnot *next;
152: xmlNodePtr content; /* the annotation */
153: };
154:
155: /**
156: * XML_SCHEMAS_ANYATTR_SKIP:
157: *
158: * Skip unknown attribute from validation
159: * Obsolete, not used anymore.
160: */
161: #define XML_SCHEMAS_ANYATTR_SKIP 1
162: /**
163: * XML_SCHEMAS_ANYATTR_LAX:
164: *
165: * Ignore validation non definition on attributes
166: * Obsolete, not used anymore.
167: */
168: #define XML_SCHEMAS_ANYATTR_LAX 2
169: /**
170: * XML_SCHEMAS_ANYATTR_STRICT:
171: *
172: * Apply strict validation rules on attributes
173: * Obsolete, not used anymore.
174: */
175: #define XML_SCHEMAS_ANYATTR_STRICT 3
176: /**
177: * XML_SCHEMAS_ANY_SKIP:
178: *
179: * Skip unknown attribute from validation
180: */
181: #define XML_SCHEMAS_ANY_SKIP 1
182: /**
183: * XML_SCHEMAS_ANY_LAX:
184: *
185: * Used by wildcards.
186: * Validate if type found, don't worry if not found
187: */
188: #define XML_SCHEMAS_ANY_LAX 2
189: /**
190: * XML_SCHEMAS_ANY_STRICT:
191: *
192: * Used by wildcards.
193: * Apply strict validation rules
194: */
195: #define XML_SCHEMAS_ANY_STRICT 3
196: /**
197: * XML_SCHEMAS_ATTR_USE_PROHIBITED:
198: *
199: * Used by wildcards.
200: * The attribute is prohibited.
201: */
202: #define XML_SCHEMAS_ATTR_USE_PROHIBITED 0
203: /**
204: * XML_SCHEMAS_ATTR_USE_REQUIRED:
205: *
206: * The attribute is required.
207: */
208: #define XML_SCHEMAS_ATTR_USE_REQUIRED 1
209: /**
210: * XML_SCHEMAS_ATTR_USE_OPTIONAL:
211: *
212: * The attribute is optional.
213: */
214: #define XML_SCHEMAS_ATTR_USE_OPTIONAL 2
215: /**
216: * XML_SCHEMAS_ATTR_GLOBAL:
217: *
218: * allow elements in no namespace
219: */
220: #define XML_SCHEMAS_ATTR_GLOBAL 1 << 0
221: /**
222: * XML_SCHEMAS_ATTR_NSDEFAULT:
223: *
224: * allow elements in no namespace
225: */
226: #define XML_SCHEMAS_ATTR_NSDEFAULT 1 << 7
227: /**
228: * XML_SCHEMAS_ATTR_INTERNAL_RESOLVED:
229: *
230: * this is set when the "type" and "ref" references
231: * have been resolved.
232: */
233: #define XML_SCHEMAS_ATTR_INTERNAL_RESOLVED 1 << 8
234: /**
235: * XML_SCHEMAS_ATTR_FIXED:
236: *
237: * the attribute has a fixed value
238: */
239: #define XML_SCHEMAS_ATTR_FIXED 1 << 9
240:
241: /**
242: * xmlSchemaAttribute:
243: * An attribute definition.
244: */
245:
246: typedef struct _xmlSchemaAttribute xmlSchemaAttribute;
247: typedef xmlSchemaAttribute *xmlSchemaAttributePtr;
248: struct _xmlSchemaAttribute {
249: xmlSchemaTypeType type;
250: struct _xmlSchemaAttribute *next; /* the next attribute (not used?) */
251: const xmlChar *name; /* the name of the declaration */
252: const xmlChar *id; /* Deprecated; not used */
253: const xmlChar *ref; /* Deprecated; not used */
254: const xmlChar *refNs; /* Deprecated; not used */
255: const xmlChar *typeName; /* the local name of the type definition */
256: const xmlChar *typeNs; /* the ns URI of the type definition */
257: xmlSchemaAnnotPtr annot;
258:
259: xmlSchemaTypePtr base; /* Deprecated; not used */
260: int occurs; /* Deprecated; not used */
261: const xmlChar *defValue; /* The initial value of the value constraint */
262: xmlSchemaTypePtr subtypes; /* the type definition */
263: xmlNodePtr node;
264: const xmlChar *targetNamespace;
265: int flags;
266: const xmlChar *refPrefix; /* Deprecated; not used */
267: xmlSchemaValPtr defVal; /* The compiled value constraint */
268: xmlSchemaAttributePtr refDecl; /* Deprecated; not used */
269: };
270:
271: /**
272: * xmlSchemaAttributeLink:
273: * Used to build a list of attribute uses on complexType definitions.
274: * WARNING: Deprecated; not used.
275: */
276: typedef struct _xmlSchemaAttributeLink xmlSchemaAttributeLink;
277: typedef xmlSchemaAttributeLink *xmlSchemaAttributeLinkPtr;
278: struct _xmlSchemaAttributeLink {
279: struct _xmlSchemaAttributeLink *next;/* the next attribute link ... */
280: struct _xmlSchemaAttribute *attr;/* the linked attribute */
281: };
282:
283: /**
284: * XML_SCHEMAS_WILDCARD_COMPLETE:
285: *
286: * If the wildcard is complete.
287: */
288: #define XML_SCHEMAS_WILDCARD_COMPLETE 1 << 0
289:
290: /**
291: * xmlSchemaCharValueLink:
292: * Used to build a list of namespaces on wildcards.
293: */
294: typedef struct _xmlSchemaWildcardNs xmlSchemaWildcardNs;
295: typedef xmlSchemaWildcardNs *xmlSchemaWildcardNsPtr;
296: struct _xmlSchemaWildcardNs {
297: struct _xmlSchemaWildcardNs *next;/* the next constraint link ... */
298: const xmlChar *value;/* the value */
299: };
300:
301: /**
302: * xmlSchemaWildcard.
303: * A wildcard.
304: */
305: typedef struct _xmlSchemaWildcard xmlSchemaWildcard;
306: typedef xmlSchemaWildcard *xmlSchemaWildcardPtr;
307: struct _xmlSchemaWildcard {
308: xmlSchemaTypeType type; /* The kind of type */
309: const xmlChar *id; /* Deprecated; not used */
310: xmlSchemaAnnotPtr annot;
311: xmlNodePtr node;
312: int minOccurs; /* Deprecated; not used */
313: int maxOccurs; /* Deprecated; not used */
314: int processContents;
315: int any; /* Indicates if the ns constraint is of ##any */
316: xmlSchemaWildcardNsPtr nsSet; /* The list of allowed namespaces */
317: xmlSchemaWildcardNsPtr negNsSet; /* The negated namespace */
318: int flags;
319: };
320:
321: /**
322: * XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED:
323: *
324: * The attribute wildcard has been already builded.
325: */
326: #define XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED 1 << 0
327: /**
328: * XML_SCHEMAS_ATTRGROUP_GLOBAL:
329: *
330: * The attribute wildcard has been already builded.
331: */
332: #define XML_SCHEMAS_ATTRGROUP_GLOBAL 1 << 1
333: /**
334: * XML_SCHEMAS_ATTRGROUP_MARKED:
335: *
336: * Marks the attr group as marked; used for circular checks.
337: */
338: #define XML_SCHEMAS_ATTRGROUP_MARKED 1 << 2
339:
340: /**
341: * XML_SCHEMAS_ATTRGROUP_REDEFINED:
342: *
343: * The attr group was redefined.
344: */
345: #define XML_SCHEMAS_ATTRGROUP_REDEFINED 1 << 3
346: /**
347: * XML_SCHEMAS_ATTRGROUP_HAS_REFS:
348: *
349: * Whether this attr. group contains attr. group references.
350: */
351: #define XML_SCHEMAS_ATTRGROUP_HAS_REFS 1 << 4
352:
353: /**
354: * An attribute group definition.
355: *
356: * xmlSchemaAttribute and xmlSchemaAttributeGroup start of structures
357: * must be kept similar
358: */
359: typedef struct _xmlSchemaAttributeGroup xmlSchemaAttributeGroup;
360: typedef xmlSchemaAttributeGroup *xmlSchemaAttributeGroupPtr;
361: struct _xmlSchemaAttributeGroup {
362: xmlSchemaTypeType type; /* The kind of type */
363: struct _xmlSchemaAttribute *next;/* the next attribute if in a group ... */
364: const xmlChar *name;
365: const xmlChar *id;
366: const xmlChar *ref; /* Deprecated; not used */
367: const xmlChar *refNs; /* Deprecated; not used */
368: xmlSchemaAnnotPtr annot;
369:
370: xmlSchemaAttributePtr attributes; /* Deprecated; not used */
371: xmlNodePtr node;
372: int flags;
373: xmlSchemaWildcardPtr attributeWildcard;
374: const xmlChar *refPrefix; /* Deprecated; not used */
375: xmlSchemaAttributeGroupPtr refItem; /* Deprecated; not used */
376: const xmlChar *targetNamespace;
377: void *attrUses;
378: };
379:
380: /**
381: * xmlSchemaTypeLink:
382: * Used to build a list of types (e.g. member types of
383: * simpleType with variety "union").
384: */
385: typedef struct _xmlSchemaTypeLink xmlSchemaTypeLink;
386: typedef xmlSchemaTypeLink *xmlSchemaTypeLinkPtr;
387: struct _xmlSchemaTypeLink {
388: struct _xmlSchemaTypeLink *next;/* the next type link ... */
389: xmlSchemaTypePtr type;/* the linked type */
390: };
391:
392: /**
393: * xmlSchemaFacetLink:
394: * Used to build a list of facets.
395: */
396: typedef struct _xmlSchemaFacetLink xmlSchemaFacetLink;
397: typedef xmlSchemaFacetLink *xmlSchemaFacetLinkPtr;
398: struct _xmlSchemaFacetLink {
399: struct _xmlSchemaFacetLink *next;/* the next facet link ... */
400: xmlSchemaFacetPtr facet;/* the linked facet */
401: };
402:
403: /**
404: * XML_SCHEMAS_TYPE_MIXED:
405: *
406: * the element content type is mixed
407: */
408: #define XML_SCHEMAS_TYPE_MIXED 1 << 0
409: /**
410: * XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION:
411: *
412: * the simple or complex type has a derivation method of "extension".
413: */
414: #define XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION 1 << 1
415: /**
416: * XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION:
417: *
418: * the simple or complex type has a derivation method of "restriction".
419: */
420: #define XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION 1 << 2
421: /**
422: * XML_SCHEMAS_TYPE_GLOBAL:
423: *
424: * the type is global
425: */
426: #define XML_SCHEMAS_TYPE_GLOBAL 1 << 3
427: /**
428: * XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD:
429: *
430: * the complexType owns an attribute wildcard, i.e.
431: * it can be freed by the complexType
432: */
433: #define XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD 1 << 4 /* Obsolete. */
434: /**
435: * XML_SCHEMAS_TYPE_VARIETY_ABSENT:
436: *
437: * the simpleType has a variety of "absent".
438: * TODO: Actually not necessary :-/, since if
439: * none of the variety flags occur then it's
440: * automatically absent.
441: */
442: #define XML_SCHEMAS_TYPE_VARIETY_ABSENT 1 << 5
443: /**
444: * XML_SCHEMAS_TYPE_VARIETY_LIST:
445: *
446: * the simpleType has a variety of "list".
447: */
448: #define XML_SCHEMAS_TYPE_VARIETY_LIST 1 << 6
449: /**
450: * XML_SCHEMAS_TYPE_VARIETY_UNION:
451: *
452: * the simpleType has a variety of "union".
453: */
454: #define XML_SCHEMAS_TYPE_VARIETY_UNION 1 << 7
455: /**
456: * XML_SCHEMAS_TYPE_VARIETY_ATOMIC:
457: *
458: * the simpleType has a variety of "union".
459: */
460: #define XML_SCHEMAS_TYPE_VARIETY_ATOMIC 1 << 8
461: /**
462: * XML_SCHEMAS_TYPE_FINAL_EXTENSION:
463: *
464: * the complexType has a final of "extension".
465: */
466: #define XML_SCHEMAS_TYPE_FINAL_EXTENSION 1 << 9
467: /**
468: * XML_SCHEMAS_TYPE_FINAL_RESTRICTION:
469: *
470: * the simpleType/complexType has a final of "restriction".
471: */
472: #define XML_SCHEMAS_TYPE_FINAL_RESTRICTION 1 << 10
473: /**
474: * XML_SCHEMAS_TYPE_FINAL_LIST:
475: *
476: * the simpleType has a final of "list".
477: */
478: #define XML_SCHEMAS_TYPE_FINAL_LIST 1 << 11
479: /**
480: * XML_SCHEMAS_TYPE_FINAL_UNION:
481: *
482: * the simpleType has a final of "union".
483: */
484: #define XML_SCHEMAS_TYPE_FINAL_UNION 1 << 12
485: /**
486: * XML_SCHEMAS_TYPE_FINAL_DEFAULT:
487: *
488: * the simpleType has a final of "default".
489: */
490: #define XML_SCHEMAS_TYPE_FINAL_DEFAULT 1 << 13
491: /**
492: * XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE:
493: *
494: * Marks the item as a builtin primitive.
495: */
496: #define XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE 1 << 14
497: /**
498: * XML_SCHEMAS_TYPE_MARKED:
499: *
500: * Marks the item as marked; used for circular checks.
501: */
502: #define XML_SCHEMAS_TYPE_MARKED 1 << 16
503: /**
504: * XML_SCHEMAS_TYPE_BLOCK_DEFAULT:
505: *
506: * the complexType did not specify 'block' so use the default of the
507: * <schema> item.
508: */
509: #define XML_SCHEMAS_TYPE_BLOCK_DEFAULT 1 << 17
510: /**
511: * XML_SCHEMAS_TYPE_BLOCK_EXTENSION:
512: *
513: * the complexType has a 'block' of "extension".
514: */
515: #define XML_SCHEMAS_TYPE_BLOCK_EXTENSION 1 << 18
516: /**
517: * XML_SCHEMAS_TYPE_BLOCK_RESTRICTION:
518: *
519: * the complexType has a 'block' of "restriction".
520: */
521: #define XML_SCHEMAS_TYPE_BLOCK_RESTRICTION 1 << 19
522: /**
523: * XML_SCHEMAS_TYPE_ABSTRACT:
524: *
525: * the simple/complexType is abstract.
526: */
527: #define XML_SCHEMAS_TYPE_ABSTRACT 1 << 20
528: /**
529: * XML_SCHEMAS_TYPE_FACETSNEEDVALUE:
530: *
531: * indicates if the facets need a computed value
532: */
533: #define XML_SCHEMAS_TYPE_FACETSNEEDVALUE 1 << 21
534: /**
535: * XML_SCHEMAS_TYPE_INTERNAL_RESOLVED:
536: *
537: * indicates that the type was typefixed
538: */
539: #define XML_SCHEMAS_TYPE_INTERNAL_RESOLVED 1 << 22
540: /**
541: * XML_SCHEMAS_TYPE_INTERNAL_INVALID:
542: *
543: * indicates that the type is invalid
544: */
545: #define XML_SCHEMAS_TYPE_INTERNAL_INVALID 1 << 23
546: /**
547: * XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE:
548: *
549: * a whitespace-facet value of "preserve"
550: */
551: #define XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE 1 << 24
552: /**
553: * XML_SCHEMAS_TYPE_WHITESPACE_REPLACE:
554: *
555: * a whitespace-facet value of "replace"
556: */
557: #define XML_SCHEMAS_TYPE_WHITESPACE_REPLACE 1 << 25
558: /**
559: * XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE:
560: *
561: * a whitespace-facet value of "collapse"
562: */
563: #define XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE 1 << 26
564: /**
565: * XML_SCHEMAS_TYPE_HAS_FACETS:
566: *
567: * has facets
568: */
569: #define XML_SCHEMAS_TYPE_HAS_FACETS 1 << 27
570: /**
571: * XML_SCHEMAS_TYPE_NORMVALUENEEDED:
572: *
573: * indicates if the facets (pattern) need a normalized value
574: */
575: #define XML_SCHEMAS_TYPE_NORMVALUENEEDED 1 << 28
576:
577: /**
578: * XML_SCHEMAS_TYPE_FIXUP_1:
579: *
580: * First stage of fixup was done.
581: */
582: #define XML_SCHEMAS_TYPE_FIXUP_1 1 << 29
583:
584: /**
585: * XML_SCHEMAS_TYPE_REDEFINED:
586: *
587: * The type was redefined.
588: */
589: #define XML_SCHEMAS_TYPE_REDEFINED 1 << 30
590: /**
591: * XML_SCHEMAS_TYPE_REDEFINING:
592: *
593: * The type redefines an other type.
594: */
595: /* #define XML_SCHEMAS_TYPE_REDEFINING 1 << 31 */
596:
597: /**
598: * _xmlSchemaType:
599: *
600: * Schemas type definition.
601: */
602: struct _xmlSchemaType {
603: xmlSchemaTypeType type; /* The kind of type */
604: struct _xmlSchemaType *next; /* the next type if in a sequence ... */
605: const xmlChar *name;
606: const xmlChar *id ; /* Deprecated; not used */
607: const xmlChar *ref; /* Deprecated; not used */
608: const xmlChar *refNs; /* Deprecated; not used */
609: xmlSchemaAnnotPtr annot;
610: xmlSchemaTypePtr subtypes;
611: xmlSchemaAttributePtr attributes; /* Deprecated; not used */
612: xmlNodePtr node;
613: int minOccurs; /* Deprecated; not used */
614: int maxOccurs; /* Deprecated; not used */
615:
616: int flags;
617: xmlSchemaContentType contentType;
618: const xmlChar *base; /* Base type's local name */
619: const xmlChar *baseNs; /* Base type's target namespace */
620: xmlSchemaTypePtr baseType; /* The base type component */
621: xmlSchemaFacetPtr facets; /* Local facets */
622: struct _xmlSchemaType *redef; /* Deprecated; not used */
623: int recurse; /* Obsolete */
624: xmlSchemaAttributeLinkPtr *attributeUses; /* Deprecated; not used */
625: xmlSchemaWildcardPtr attributeWildcard;
626: int builtInType; /* Type of built-in types. */
627: xmlSchemaTypeLinkPtr memberTypes; /* member-types if a union type. */
628: xmlSchemaFacetLinkPtr facetSet; /* All facets (incl. inherited) */
629: const xmlChar *refPrefix; /* Deprecated; not used */
630: xmlSchemaTypePtr contentTypeDef; /* Used for the simple content of complex types.
631: Could we use @subtypes for this? */
632: xmlRegexpPtr contModel; /* Holds the automaton of the content model */
633: const xmlChar *targetNamespace;
634: void *attrUses;
635: };
636:
637: /*
638: * xmlSchemaElement:
639: * An element definition.
640: *
641: * xmlSchemaType, xmlSchemaFacet and xmlSchemaElement start of
642: * structures must be kept similar
643: */
644: /**
645: * XML_SCHEMAS_ELEM_NILLABLE:
646: *
647: * the element is nillable
648: */
649: #define XML_SCHEMAS_ELEM_NILLABLE 1 << 0
650: /**
651: * XML_SCHEMAS_ELEM_GLOBAL:
652: *
653: * the element is global
654: */
655: #define XML_SCHEMAS_ELEM_GLOBAL 1 << 1
656: /**
657: * XML_SCHEMAS_ELEM_DEFAULT:
658: *
659: * the element has a default value
660: */
661: #define XML_SCHEMAS_ELEM_DEFAULT 1 << 2
662: /**
663: * XML_SCHEMAS_ELEM_FIXED:
664: *
665: * the element has a fixed value
666: */
667: #define XML_SCHEMAS_ELEM_FIXED 1 << 3
668: /**
669: * XML_SCHEMAS_ELEM_ABSTRACT:
670: *
671: * the element is abstract
672: */
673: #define XML_SCHEMAS_ELEM_ABSTRACT 1 << 4
674: /**
675: * XML_SCHEMAS_ELEM_TOPLEVEL:
676: *
677: * the element is top level
678: * obsolete: use XML_SCHEMAS_ELEM_GLOBAL instead
679: */
680: #define XML_SCHEMAS_ELEM_TOPLEVEL 1 << 5
681: /**
682: * XML_SCHEMAS_ELEM_REF:
683: *
684: * the element is a reference to a type
685: */
686: #define XML_SCHEMAS_ELEM_REF 1 << 6
687: /**
688: * XML_SCHEMAS_ELEM_NSDEFAULT:
689: *
690: * allow elements in no namespace
691: * Obsolete, not used anymore.
692: */
693: #define XML_SCHEMAS_ELEM_NSDEFAULT 1 << 7
694: /**
695: * XML_SCHEMAS_ELEM_INTERNAL_RESOLVED:
696: *
697: * this is set when "type", "ref", "substitutionGroup"
698: * references have been resolved.
699: */
700: #define XML_SCHEMAS_ELEM_INTERNAL_RESOLVED 1 << 8
701: /**
702: * XML_SCHEMAS_ELEM_CIRCULAR:
703: *
704: * a helper flag for the search of circular references.
705: */
706: #define XML_SCHEMAS_ELEM_CIRCULAR 1 << 9
707: /**
708: * XML_SCHEMAS_ELEM_BLOCK_ABSENT:
709: *
710: * the "block" attribute is absent
711: */
712: #define XML_SCHEMAS_ELEM_BLOCK_ABSENT 1 << 10
713: /**
714: * XML_SCHEMAS_ELEM_BLOCK_EXTENSION:
715: *
716: * disallowed substitutions are absent
717: */
718: #define XML_SCHEMAS_ELEM_BLOCK_EXTENSION 1 << 11
719: /**
720: * XML_SCHEMAS_ELEM_BLOCK_RESTRICTION:
721: *
722: * disallowed substitutions: "restriction"
723: */
724: #define XML_SCHEMAS_ELEM_BLOCK_RESTRICTION 1 << 12
725: /**
726: * XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION:
727: *
728: * disallowed substitutions: "substituion"
729: */
730: #define XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION 1 << 13
731: /**
732: * XML_SCHEMAS_ELEM_FINAL_ABSENT:
733: *
734: * substitution group exclusions are absent
735: */
736: #define XML_SCHEMAS_ELEM_FINAL_ABSENT 1 << 14
737: /**
738: * XML_SCHEMAS_ELEM_FINAL_EXTENSION:
739: *
740: * substitution group exclusions: "extension"
741: */
742: #define XML_SCHEMAS_ELEM_FINAL_EXTENSION 1 << 15
743: /**
744: * XML_SCHEMAS_ELEM_FINAL_RESTRICTION:
745: *
746: * substitution group exclusions: "restriction"
747: */
748: #define XML_SCHEMAS_ELEM_FINAL_RESTRICTION 1 << 16
749: /**
750: * XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD:
751: *
752: * the declaration is a substitution group head
753: */
754: #define XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD 1 << 17
755: /**
756: * XML_SCHEMAS_ELEM_INTERNAL_CHECKED:
757: *
758: * this is set when the elem decl has been checked against
759: * all constraints
760: */
761: #define XML_SCHEMAS_ELEM_INTERNAL_CHECKED 1 << 18
762:
763: typedef struct _xmlSchemaElement xmlSchemaElement;
764: typedef xmlSchemaElement *xmlSchemaElementPtr;
765: struct _xmlSchemaElement {
766: xmlSchemaTypeType type; /* The kind of type */
767: struct _xmlSchemaType *next; /* Not used? */
768: const xmlChar *name;
769: const xmlChar *id; /* Deprecated; not used */
770: const xmlChar *ref; /* Deprecated; not used */
771: const xmlChar *refNs; /* Deprecated; not used */
772: xmlSchemaAnnotPtr annot;
773: xmlSchemaTypePtr subtypes; /* the type definition */
774: xmlSchemaAttributePtr attributes;
775: xmlNodePtr node;
776: int minOccurs; /* Deprecated; not used */
777: int maxOccurs; /* Deprecated; not used */
778:
779: int flags;
780: const xmlChar *targetNamespace;
781: const xmlChar *namedType;
782: const xmlChar *namedTypeNs;
783: const xmlChar *substGroup;
784: const xmlChar *substGroupNs;
785: const xmlChar *scope;
786: const xmlChar *value; /* The original value of the value constraint. */
787: struct _xmlSchemaElement *refDecl; /* This will now be used for the
788: substitution group affiliation */
789: xmlRegexpPtr contModel; /* Obsolete for WXS, maybe used for RelaxNG */
790: xmlSchemaContentType contentType;
791: const xmlChar *refPrefix; /* Deprecated; not used */
792: xmlSchemaValPtr defVal; /* The compiled value contraint. */
793: void *idcs; /* The identity-constraint defs */
794: };
795:
796: /*
797: * XML_SCHEMAS_FACET_UNKNOWN:
798: *
799: * unknown facet handling
800: */
801: #define XML_SCHEMAS_FACET_UNKNOWN 0
802: /*
803: * XML_SCHEMAS_FACET_PRESERVE:
804: *
805: * preserve the type of the facet
806: */
807: #define XML_SCHEMAS_FACET_PRESERVE 1
808: /*
809: * XML_SCHEMAS_FACET_REPLACE:
810: *
811: * replace the type of the facet
812: */
813: #define XML_SCHEMAS_FACET_REPLACE 2
814: /*
815: * XML_SCHEMAS_FACET_COLLAPSE:
816: *
817: * collapse the types of the facet
818: */
819: #define XML_SCHEMAS_FACET_COLLAPSE 3
820: /**
821: * A facet definition.
822: */
823: struct _xmlSchemaFacet {
824: xmlSchemaTypeType type; /* The kind of type */
825: struct _xmlSchemaFacet *next;/* the next type if in a sequence ... */
826: const xmlChar *value; /* The original value */
827: const xmlChar *id; /* Obsolete */
828: xmlSchemaAnnotPtr annot;
829: xmlNodePtr node;
830: int fixed; /* XML_SCHEMAS_FACET_PRESERVE, etc. */
831: int whitespace;
832: xmlSchemaValPtr val; /* The compiled value */
833: xmlRegexpPtr regexp; /* The regex for patterns */
834: };
835:
836: /**
837: * A notation definition.
838: */
839: typedef struct _xmlSchemaNotation xmlSchemaNotation;
840: typedef xmlSchemaNotation *xmlSchemaNotationPtr;
841: struct _xmlSchemaNotation {
842: xmlSchemaTypeType type; /* The kind of type */
843: const xmlChar *name;
844: xmlSchemaAnnotPtr annot;
845: const xmlChar *identifier;
846: const xmlChar *targetNamespace;
847: };
848:
849: /*
850: * TODO: Actually all those flags used for the schema should sit
851: * on the schema parser context, since they are used only
852: * during parsing an XML schema document, and not available
853: * on the component level as per spec.
854: */
855: /**
856: * XML_SCHEMAS_QUALIF_ELEM:
857: *
858: * Reflects elementFormDefault == qualified in
859: * an XML schema document.
860: */
861: #define XML_SCHEMAS_QUALIF_ELEM 1 << 0
862: /**
863: * XML_SCHEMAS_QUALIF_ATTR:
864: *
865: * Reflects attributeFormDefault == qualified in
866: * an XML schema document.
867: */
868: #define XML_SCHEMAS_QUALIF_ATTR 1 << 1
869: /**
870: * XML_SCHEMAS_FINAL_DEFAULT_EXTENSION:
871: *
872: * the schema has "extension" in the set of finalDefault.
873: */
874: #define XML_SCHEMAS_FINAL_DEFAULT_EXTENSION 1 << 2
875: /**
876: * XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION:
877: *
878: * the schema has "restriction" in the set of finalDefault.
879: */
880: #define XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION 1 << 3
881: /**
882: * XML_SCHEMAS_FINAL_DEFAULT_LIST:
883: *
884: * the cshema has "list" in the set of finalDefault.
885: */
886: #define XML_SCHEMAS_FINAL_DEFAULT_LIST 1 << 4
887: /**
888: * XML_SCHEMAS_FINAL_DEFAULT_UNION:
889: *
890: * the schema has "union" in the set of finalDefault.
891: */
892: #define XML_SCHEMAS_FINAL_DEFAULT_UNION 1 << 5
893: /**
894: * XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION:
895: *
896: * the schema has "extension" in the set of blockDefault.
897: */
898: #define XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION 1 << 6
899: /**
900: * XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION:
901: *
902: * the schema has "restriction" in the set of blockDefault.
903: */
904: #define XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION 1 << 7
905: /**
906: * XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION:
907: *
908: * the schema has "substitution" in the set of blockDefault.
909: */
910: #define XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION 1 << 8
911: /**
912: * XML_SCHEMAS_INCLUDING_CONVERT_NS:
913: *
914: * the schema is currently including an other schema with
915: * no target namespace.
916: */
917: #define XML_SCHEMAS_INCLUDING_CONVERT_NS 1 << 9
918: /**
919: * _xmlSchema:
920: *
921: * A Schemas definition
922: */
923: struct _xmlSchema {
924: const xmlChar *name; /* schema name */
925: const xmlChar *targetNamespace; /* the target namespace */
926: const xmlChar *version;
927: const xmlChar *id; /* Obsolete */
928: xmlDocPtr doc;
929: xmlSchemaAnnotPtr annot;
930: int flags;
931:
932: xmlHashTablePtr typeDecl;
933: xmlHashTablePtr attrDecl;
934: xmlHashTablePtr attrgrpDecl;
935: xmlHashTablePtr elemDecl;
936: xmlHashTablePtr notaDecl;
937:
938: xmlHashTablePtr schemasImports;
939:
940: void *_private; /* unused by the library for users or bindings */
941: xmlHashTablePtr groupDecl;
942: xmlDictPtr dict;
943: void *includes; /* the includes, this is opaque for now */
944: int preserve; /* whether to free the document */
945: int counter; /* used to give ononymous components unique names */
946: xmlHashTablePtr idcDef; /* All identity-constraint defs. */
947: void *volatiles; /* Obsolete */
948: };
949:
950: XMLPUBFUN void XMLCALL xmlSchemaFreeType (xmlSchemaTypePtr type);
951: XMLPUBFUN void XMLCALL xmlSchemaFreeWildcard(xmlSchemaWildcardPtr wildcard);
952:
953: #ifdef __cplusplus
954: }
955: #endif
956:
957: #endif /* LIBXML_SCHEMAS_ENABLED */
958: #endif /* __XML_SCHEMA_INTERNALS_H__ */
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