357 lines
7.9 KiB
C
357 lines
7.9 KiB
C
/*
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* schemasInternals.h : internal interfaces for the XML Schemas handling
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* and schema validity checking
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*
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* See Copyright for the status of this software.
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*
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* Daniel.Veillard@w3.org
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*/
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#ifndef __XML_SCHEMA_INTERNALS_H__
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#define __XML_SCHEMA_INTERNALS_H__
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#include <libxml/xmlversion.h>
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#ifdef LIBXML_SCHEMAS_ENABLED
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#include <libxml/xmlregexp.h>
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#include <libxml/hash.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* XML Schemas defines multiple type of types.
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*/
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typedef enum {
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XML_SCHEMA_TYPE_BASIC = 1,
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XML_SCHEMA_TYPE_ANY,
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XML_SCHEMA_TYPE_FACET,
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XML_SCHEMA_TYPE_SIMPLE,
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XML_SCHEMA_TYPE_COMPLEX,
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XML_SCHEMA_TYPE_SEQUENCE,
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XML_SCHEMA_TYPE_CHOICE,
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XML_SCHEMA_TYPE_ALL,
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XML_SCHEMA_TYPE_SIMPLE_CONTENT,
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XML_SCHEMA_TYPE_COMPLEX_CONTENT,
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XML_SCHEMA_TYPE_UR,
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XML_SCHEMA_TYPE_RESTRICTION,
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XML_SCHEMA_TYPE_EXTENSION,
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XML_SCHEMA_TYPE_ELEMENT,
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XML_SCHEMA_TYPE_ATTRIBUTE,
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XML_SCHEMA_TYPE_ATTRIBUTEGROUP,
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XML_SCHEMA_TYPE_GROUP,
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XML_SCHEMA_TYPE_NOTATION,
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XML_SCHEMA_TYPE_LIST,
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XML_SCHEMA_TYPE_UNION,
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XML_SCHEMA_FACET_MININCLUSIVE = 1000,
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XML_SCHEMA_FACET_MINEXCLUSIVE,
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XML_SCHEMA_FACET_MAXINCLUSIVE,
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XML_SCHEMA_FACET_MAXEXCLUSIVE,
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XML_SCHEMA_FACET_TOTALDIGITS,
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XML_SCHEMA_FACET_FRACTIONDIGITS,
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XML_SCHEMA_FACET_PATTERN,
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XML_SCHEMA_FACET_ENUMERATION,
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XML_SCHEMA_FACET_WHITESPACE,
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XML_SCHEMA_FACET_LENGTH,
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XML_SCHEMA_FACET_MAXLENGTH,
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XML_SCHEMA_FACET_MINLENGTH
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} xmlSchemaTypeType;
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typedef enum {
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XML_SCHEMA_CONTENT_UNKNOWN = 0,
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XML_SCHEMA_CONTENT_EMPTY = 1,
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XML_SCHEMA_CONTENT_ELEMENTS,
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XML_SCHEMA_CONTENT_MIXED,
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XML_SCHEMA_CONTENT_SIMPLE,
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XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS,
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XML_SCHEMA_CONTENT_BASIC,
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XML_SCHEMA_CONTENT_ANY
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} xmlSchemaContentType;
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typedef struct _xmlSchemaVal xmlSchemaVal;
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typedef xmlSchemaVal *xmlSchemaValPtr;
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typedef struct _xmlSchemaType xmlSchemaType;
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typedef xmlSchemaType *xmlSchemaTypePtr;
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typedef struct _xmlSchemaFacet xmlSchemaFacet;
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typedef xmlSchemaFacet *xmlSchemaFacetPtr;
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/**
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* Annotation
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*/
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typedef struct _xmlSchemaAnnot xmlSchemaAnnot;
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typedef xmlSchemaAnnot *xmlSchemaAnnotPtr;
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struct _xmlSchemaAnnot {
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struct _xmlSchemaAnnot *next;
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xmlNodePtr content; /* the annotation */
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};
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/**
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* An attribute definition.
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*/
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#define XML_SCHEMAS_ANYATTR_SKIP 1
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#define XML_SCHEMAS_ANYATTR_LAX 2
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#define XML_SCHEMAS_ANYATTR_STRICT 3
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typedef struct _xmlSchemaAttribute xmlSchemaAttribute;
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typedef xmlSchemaAttribute *xmlSchemaAttributePtr;
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struct _xmlSchemaAttribute {
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xmlSchemaTypeType type; /* The kind of type */
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struct _xmlSchemaAttribute *next;/* the next attribute if in a group ... */
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xmlChar *name;
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xmlChar *id;
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xmlChar *ref;
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xmlChar *refNs;
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xmlChar *typeName;
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xmlChar *typeNs;
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xmlSchemaAnnotPtr annot;
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xmlSchemaTypePtr base;
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int occurs;
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xmlChar *defValue;
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xmlSchemaTypePtr subtypes;
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xmlNodePtr node;
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};
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/**
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* An attribute group definition.
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*
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* xmlSchemaAttribute and xmlSchemaAttributeGroup start of structures
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* must be kept similar
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*/
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typedef struct _xmlSchemaAttributeGroup xmlSchemaAttributeGroup;
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typedef xmlSchemaAttributeGroup *xmlSchemaAttributeGroupPtr;
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struct _xmlSchemaAttributeGroup {
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xmlSchemaTypeType type; /* The kind of type */
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struct _xmlSchemaAttribute *next;/* the next attribute if in a group ... */
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xmlChar *name;
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xmlChar *id;
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xmlChar *ref;
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xmlChar *refNs;
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xmlSchemaAnnotPtr annot;
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xmlSchemaAttributePtr attributes;
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xmlNodePtr node;
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};
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/**
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* XML_SCHEMAS_TYPE_MIXED:
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*
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* the element content type is mixed
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*/
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#define XML_SCHEMAS_TYPE_MIXED 1 << 0
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/**
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* _xmlSchemaType:
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*
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* Schemas type definition.
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*/
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struct _xmlSchemaType {
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xmlSchemaTypeType type; /* The kind of type */
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struct _xmlSchemaType *next;/* the next type if in a sequence ... */
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xmlChar *name;
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xmlChar *id;
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xmlChar *ref;
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xmlChar *refNs;
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xmlSchemaAnnotPtr annot;
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xmlSchemaTypePtr subtypes;
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xmlSchemaAttributePtr attributes;
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xmlNodePtr node;
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int minOccurs;
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int maxOccurs;
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int flags;
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xmlSchemaContentType contentType;
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xmlChar *base;
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xmlChar *baseNs;
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xmlSchemaTypePtr baseType;
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xmlSchemaFacetPtr facets;
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};
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/**
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* xmlSchemaElement:
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* An element definition.
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*
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* xmlSchemaType, xmlSchemaFacet and xmlSchemaElement start of
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* structures must be kept similar
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*/
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/**
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* XML_SCHEMAS_ELEM_NILLABLE:
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*
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* the element is nillable
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*/
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#define XML_SCHEMAS_ELEM_NILLABLE 1 << 0
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/**
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* XML_SCHEMAS_ELEM_GLOBAL:
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*
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* the element is global
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*/
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#define XML_SCHEMAS_ELEM_GLOBAL 1 << 1
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/**
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* XML_SCHEMAS_ELEM_DEFAULT:
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*
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* the element has a default value
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*/
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#define XML_SCHEMAS_ELEM_DEFAULT 1 << 2
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/**
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* XML_SCHEMAS_ELEM_FIXED:
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*
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* the element has a fixed value
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*/
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#define XML_SCHEMAS_ELEM_FIXED 1 << 3
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/**
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* XML_SCHEMAS_ELEM_ABSTRACT:
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*
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* the element is abstract
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*/
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#define XML_SCHEMAS_ELEM_ABSTRACT 1 << 4
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/**
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* XML_SCHEMAS_ELEM_TOPLEVEL:
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*
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* the element is top level
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*/
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#define XML_SCHEMAS_ELEM_TOPLEVEL 1 << 5
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/**
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* XML_SCHEMAS_ELEM_REF:
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*
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* the element is a reference to a type
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*/
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#define XML_SCHEMAS_ELEM_REF 1 << 6
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typedef struct _xmlSchemaElement xmlSchemaElement;
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typedef xmlSchemaElement *xmlSchemaElementPtr;
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struct _xmlSchemaElement {
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xmlSchemaTypeType type; /* The kind of type */
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struct _xmlSchemaType *next;/* the next type if in a sequence ... */
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xmlChar *name;
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xmlChar *id;
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xmlChar *ref;
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xmlChar *refNs;
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xmlSchemaAnnotPtr annot;
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xmlSchemaTypePtr subtypes;
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xmlSchemaAttributePtr attributes;
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xmlNodePtr node;
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int minOccurs;
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int maxOccurs;
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int flags;
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xmlChar *targetNamespace;
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xmlChar *namedType;
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xmlChar *namedTypeNs;
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xmlChar *substGroup;
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xmlChar *substGroupNs;
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xmlChar *scope;
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xmlChar *value;
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struct _xmlSchemaElement *refDecl;
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xmlRegexpPtr contModel;
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xmlSchemaContentType contentType;
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};
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/*
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* XML_SCHEMAS_FACET_UNKNOWN:
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*
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* unknown facet handling
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*/
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#define XML_SCHEMAS_FACET_UNKNOWN 0
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/*
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* XML_SCHEMAS_FACET_PRESERVE:
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*
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* preserve the type of the facet
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*/
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#define XML_SCHEMAS_FACET_PRESERVE 1
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/*
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* XML_SCHEMAS_FACET_REPLACE:
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*
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* replace the type of the facet
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*/
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#define XML_SCHEMAS_FACET_REPLACE 2
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/*
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* XML_SCHEMAS_FACET_COLLAPSE:
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*
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* collapse the types of the facet
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*/
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#define XML_SCHEMAS_FACET_COLLAPSE 3
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/**
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* A facet definition.
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*/
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struct _xmlSchemaFacet {
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xmlSchemaTypeType type; /* The kind of type */
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struct _xmlSchemaFacet *next;/* the next type if in a sequence ... */
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xmlChar *value;
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xmlChar *id;
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xmlSchemaAnnotPtr annot;
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xmlNodePtr node;
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int fixed;
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int whitespace;
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xmlSchemaValPtr val;
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xmlRegexpPtr regexp;
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};
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/**
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* A notation definition.
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*/
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typedef struct _xmlSchemaNotation xmlSchemaNotation;
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typedef xmlSchemaNotation *xmlSchemaNotationPtr;
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struct _xmlSchemaNotation {
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xmlSchemaTypeType type; /* The kind of type */
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xmlChar *name;
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xmlSchemaAnnotPtr annot;
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xmlChar *identifier;
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};
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/**
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* XML_SCHEMAS_QUALIF_ELEM:
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*
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* the shemas requires qualified elements
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*/
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#define XML_SCHEMAS_QUALIF_ELEM 1 << 0
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/**
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* XML_SCHEMAS_QUALIF_ATTR:
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*
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* the shemas requires qualified attributes
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*/
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#define XML_SCHEMAS_QUALIF_ATTR 1 << 1
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/**
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* _xmlSchema:
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*
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* A Schemas definition
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*/
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struct _xmlSchema {
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xmlChar *name; /* schema name */
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xmlChar *targetNamespace; /* the target namespace */
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xmlChar *version;
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xmlChar *id;
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xmlDocPtr doc;
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xmlSchemaAnnotPtr annot;
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int flags;
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xmlHashTablePtr typeDecl;
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xmlHashTablePtr attrDecl;
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xmlHashTablePtr attrgrpDecl;
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xmlHashTablePtr elemDecl;
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xmlHashTablePtr notaDecl;
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xmlHashTablePtr schemasImports;
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void *_private; /* unused by the library for users or bindings */
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xmlHashTablePtr groupDecl;
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};
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void xmlSchemaFreeType (xmlSchemaTypePtr type);
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#ifdef __cplusplus
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}
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#endif
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#endif /* LIBXML_SCHEMAS_ENABLED */
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#endif /* __XML_SCHEMA_INTERNALS_H__ */
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