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Edit File : schemasInternals.h \| Size : 25.63 KB
/* * Summary: internal interfaces for XML Schemas * Description: internal interfaces for the XML Schemas handling * and schema validity checking * The Schemas development is a Work In Progress. * Some of those interfaces are not guaranteed to be API or ABI stable ! * * Copy: See Copyright for the status of this software. * * Author: Daniel Veillard / #ifndef __XML_SCHEMA_INTERNALS_H__ #define __XML_SCHEMA_INTERNALS_H__ #include <libxml/xmlversion.h> #ifdef LIBXML_SCHEMAS_ENABLED #include <libxml/xmlregexp.h> #include <libxml/hash.h> #include <libxml/dict.h> #ifdef __cplusplus extern "C" { #endif typedef enum { XML_SCHEMAS_UNKNOWN = 0, XML_SCHEMAS_STRING = 1, XML_SCHEMAS_NORMSTRING = 2, XML_SCHEMAS_DECIMAL = 3, XML_SCHEMAS_TIME = 4, XML_SCHEMAS_GDAY = 5, XML_SCHEMAS_GMONTH = 6, XML_SCHEMAS_GMONTHDAY = 7, XML_SCHEMAS_GYEAR = 8, XML_SCHEMAS_GYEARMONTH = 9, XML_SCHEMAS_DATE = 10, XML_SCHEMAS_DATETIME = 11, XML_SCHEMAS_DURATION = 12, XML_SCHEMAS_FLOAT = 13, XML_SCHEMAS_DOUBLE = 14, XML_SCHEMAS_BOOLEAN = 15, XML_SCHEMAS_TOKEN = 16, XML_SCHEMAS_LANGUAGE = 17, XML_SCHEMAS_NMTOKEN = 18, XML_SCHEMAS_NMTOKENS = 19, XML_SCHEMAS_NAME = 20, XML_SCHEMAS_QNAME = 21, XML_SCHEMAS_NCNAME = 22, XML_SCHEMAS_ID = 23, XML_SCHEMAS_IDREF = 24, XML_SCHEMAS_IDREFS = 25, XML_SCHEMAS_ENTITY = 26, XML_SCHEMAS_ENTITIES = 27, XML_SCHEMAS_NOTATION = 28, XML_SCHEMAS_ANYURI = 29, XML_SCHEMAS_INTEGER = 30, XML_SCHEMAS_NPINTEGER = 31, XML_SCHEMAS_NINTEGER = 32, XML_SCHEMAS_NNINTEGER = 33, XML_SCHEMAS_PINTEGER = 34, XML_SCHEMAS_INT = 35, XML_SCHEMAS_UINT = 36, XML_SCHEMAS_LONG = 37, XML_SCHEMAS_ULONG = 38, XML_SCHEMAS_SHORT = 39, XML_SCHEMAS_USHORT = 40, XML_SCHEMAS_BYTE = 41, XML_SCHEMAS_UBYTE = 42, XML_SCHEMAS_HEXBINARY = 43, XML_SCHEMAS_BASE64BINARY = 44, XML_SCHEMAS_ANYTYPE = 45, XML_SCHEMAS_ANYSIMPLETYPE = 46 } xmlSchemaValType; / * XML Schemas defines multiple type of types. / typedef enum { XML_SCHEMA_TYPE_BASIC = 1, / A built-in datatype / XML_SCHEMA_TYPE_ANY, XML_SCHEMA_TYPE_FACET, XML_SCHEMA_TYPE_SIMPLE, XML_SCHEMA_TYPE_COMPLEX, XML_SCHEMA_TYPE_SEQUENCE = 6, XML_SCHEMA_TYPE_CHOICE, XML_SCHEMA_TYPE_ALL, XML_SCHEMA_TYPE_SIMPLE_CONTENT, XML_SCHEMA_TYPE_COMPLEX_CONTENT, XML_SCHEMA_TYPE_UR, XML_SCHEMA_TYPE_RESTRICTION, XML_SCHEMA_TYPE_EXTENSION, XML_SCHEMA_TYPE_ELEMENT, XML_SCHEMA_TYPE_ATTRIBUTE, XML_SCHEMA_TYPE_ATTRIBUTEGROUP, XML_SCHEMA_TYPE_GROUP, XML_SCHEMA_TYPE_NOTATION, XML_SCHEMA_TYPE_LIST, XML_SCHEMA_TYPE_UNION, XML_SCHEMA_TYPE_ANY_ATTRIBUTE, XML_SCHEMA_TYPE_IDC_UNIQUE, XML_SCHEMA_TYPE_IDC_KEY, XML_SCHEMA_TYPE_IDC_KEYREF, XML_SCHEMA_TYPE_PARTICLE = 25, XML_SCHEMA_TYPE_ATTRIBUTE_USE, XML_SCHEMA_FACET_MININCLUSIVE = 1000, XML_SCHEMA_FACET_MINEXCLUSIVE, XML_SCHEMA_FACET_MAXINCLUSIVE, XML_SCHEMA_FACET_MAXEXCLUSIVE, XML_SCHEMA_FACET_TOTALDIGITS, XML_SCHEMA_FACET_FRACTIONDIGITS, XML_SCHEMA_FACET_PATTERN, XML_SCHEMA_FACET_ENUMERATION, XML_SCHEMA_FACET_WHITESPACE, XML_SCHEMA_FACET_LENGTH, XML_SCHEMA_FACET_MAXLENGTH, XML_SCHEMA_FACET_MINLENGTH, XML_SCHEMA_EXTRA_QNAMEREF = 2000, XML_SCHEMA_EXTRA_ATTR_USE_PROHIB } xmlSchemaTypeType; typedef enum { XML_SCHEMA_CONTENT_UNKNOWN = 0, XML_SCHEMA_CONTENT_EMPTY = 1, XML_SCHEMA_CONTENT_ELEMENTS, XML_SCHEMA_CONTENT_MIXED, XML_SCHEMA_CONTENT_SIMPLE, XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS, / Obsolete / XML_SCHEMA_CONTENT_BASIC, XML_SCHEMA_CONTENT_ANY } xmlSchemaContentType; typedef struct _xmlSchemaVal xmlSchemaVal; typedef xmlSchemaVal xmlSchemaValPtr; typedef struct _xmlSchemaType xmlSchemaType; typedef xmlSchemaType xmlSchemaTypePtr; typedef struct _xmlSchemaFacet xmlSchemaFacet; typedef xmlSchemaFacet xmlSchemaFacetPtr; /** * Annotation / typedef struct _xmlSchemaAnnot xmlSchemaAnnot; typedef xmlSchemaAnnot xmlSchemaAnnotPtr; struct _xmlSchemaAnnot { struct _xmlSchemaAnnot next; xmlNodePtr content; / the annotation / }; /* * XML_SCHEMAS_ANYATTR_SKIP: * * Skip unknown attribute from validation * Obsolete, not used anymore. / #define XML_SCHEMAS_ANYATTR_SKIP 1 /* * XML_SCHEMAS_ANYATTR_LAX: * * Ignore validation non definition on attributes * Obsolete, not used anymore. / #define XML_SCHEMAS_ANYATTR_LAX 2 /* * XML_SCHEMAS_ANYATTR_STRICT: * * Apply strict validation rules on attributes * Obsolete, not used anymore. / #define XML_SCHEMAS_ANYATTR_STRICT 3 /* * XML_SCHEMAS_ANY_SKIP: * * Skip unknown attribute from validation / #define XML_SCHEMAS_ANY_SKIP 1 /* * XML_SCHEMAS_ANY_LAX: * * Used by wildcards. * Validate if type found, don't worry if not found / #define XML_SCHEMAS_ANY_LAX 2 /* * XML_SCHEMAS_ANY_STRICT: * * Used by wildcards. * Apply strict validation rules / #define XML_SCHEMAS_ANY_STRICT 3 /* * XML_SCHEMAS_ATTR_USE_PROHIBITED: * * Used by wildcards. * The attribute is prohibited. / #define XML_SCHEMAS_ATTR_USE_PROHIBITED 0 /* * XML_SCHEMAS_ATTR_USE_REQUIRED: * * The attribute is required. / #define XML_SCHEMAS_ATTR_USE_REQUIRED 1 /* * XML_SCHEMAS_ATTR_USE_OPTIONAL: * * The attribute is optional. / #define XML_SCHEMAS_ATTR_USE_OPTIONAL 2 /* * XML_SCHEMAS_ATTR_GLOBAL: * * allow elements in no namespace / #define XML_SCHEMAS_ATTR_GLOBAL 1 << 0 /* * XML_SCHEMAS_ATTR_NSDEFAULT: * * allow elements in no namespace / #define XML_SCHEMAS_ATTR_NSDEFAULT 1 << 7 /* * XML_SCHEMAS_ATTR_INTERNAL_RESOLVED: * * this is set when the "type" and "ref" references * have been resolved. / #define XML_SCHEMAS_ATTR_INTERNAL_RESOLVED 1 << 8 /* * XML_SCHEMAS_ATTR_FIXED: * * the attribute has a fixed value / #define XML_SCHEMAS_ATTR_FIXED 1 << 9 /* * xmlSchemaAttribute: * An attribute definition. / typedef struct _xmlSchemaAttribute xmlSchemaAttribute; typedef xmlSchemaAttribute xmlSchemaAttributePtr; struct _xmlSchemaAttribute { xmlSchemaTypeType type; struct _xmlSchemaAttribute next; / the next attribute (not used?) / const xmlChar name; /* the name of the declaration / const xmlChar id; /* Deprecated; not used / const xmlChar ref; /* Deprecated; not used / const xmlChar refNs; /* Deprecated; not used / const xmlChar typeName; /* the local name of the type definition / const xmlChar typeNs; /* the ns URI of the type definition / xmlSchemaAnnotPtr annot; xmlSchemaTypePtr base; / Deprecated; not used / int occurs; / Deprecated; not used / const xmlChar defValue; /* The initial value of the value constraint / xmlSchemaTypePtr subtypes; / the type definition / xmlNodePtr node; const xmlChar targetNamespace; int flags; const xmlChar refPrefix; / Deprecated; not used / xmlSchemaValPtr defVal; / The compiled value constraint / xmlSchemaAttributePtr refDecl; / Deprecated; not used / }; /* * xmlSchemaAttributeLink: * Used to build a list of attribute uses on complexType definitions. * WARNING: Deprecated; not used. / typedef struct _xmlSchemaAttributeLink xmlSchemaAttributeLink; typedef xmlSchemaAttributeLink xmlSchemaAttributeLinkPtr; struct _xmlSchemaAttributeLink { struct _xmlSchemaAttributeLink next;/ the next attribute link ... / struct _xmlSchemaAttribute attr;/* the linked attribute / }; /* * XML_SCHEMAS_WILDCARD_COMPLETE: * * If the wildcard is complete. / #define XML_SCHEMAS_WILDCARD_COMPLETE 1 << 0 /* * xmlSchemaCharValueLink: * Used to build a list of namespaces on wildcards. / typedef struct _xmlSchemaWildcardNs xmlSchemaWildcardNs; typedef xmlSchemaWildcardNs xmlSchemaWildcardNsPtr; struct _xmlSchemaWildcardNs { struct _xmlSchemaWildcardNs next;/ the next constraint link ... / const xmlChar value;/* the value / }; /* * xmlSchemaWildcard. * A wildcard. / typedef struct _xmlSchemaWildcard xmlSchemaWildcard; typedef xmlSchemaWildcard xmlSchemaWildcardPtr; struct _xmlSchemaWildcard { xmlSchemaTypeType type; /* The kind of type / const xmlChar id; /* Deprecated; not used / xmlSchemaAnnotPtr annot; xmlNodePtr node; int minOccurs; / Deprecated; not used / int maxOccurs; / Deprecated; not used / int processContents; int any; / Indicates if the ns constraint is of ##any / xmlSchemaWildcardNsPtr nsSet; / The list of allowed namespaces / xmlSchemaWildcardNsPtr negNsSet; / The negated namespace / int flags; }; /* * XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED: * * The attribute wildcard has been already builded. / #define XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED 1 << 0 /* * XML_SCHEMAS_ATTRGROUP_GLOBAL: * * The attribute wildcard has been already builded. / #define XML_SCHEMAS_ATTRGROUP_GLOBAL 1 << 1 /* * XML_SCHEMAS_ATTRGROUP_MARKED: * * Marks the attr group as marked; used for circular checks. / #define XML_SCHEMAS_ATTRGROUP_MARKED 1 << 2 /* * XML_SCHEMAS_ATTRGROUP_REDEFINED: * * The attr group was redefined. / #define XML_SCHEMAS_ATTRGROUP_REDEFINED 1 << 3 /* * XML_SCHEMAS_ATTRGROUP_HAS_REFS: * * Whether this attr. group contains attr. group references. / #define XML_SCHEMAS_ATTRGROUP_HAS_REFS 1 << 4 /* * An attribute group definition. * * xmlSchemaAttribute and xmlSchemaAttributeGroup start of structures * must be kept similar / typedef struct _xmlSchemaAttributeGroup xmlSchemaAttributeGroup; typedef xmlSchemaAttributeGroup xmlSchemaAttributeGroupPtr; struct _xmlSchemaAttributeGroup { xmlSchemaTypeType type; /* The kind of type / struct _xmlSchemaAttribute next;/* the next attribute if in a group ... / const xmlChar name; const xmlChar id; const xmlChar ref; /* Deprecated; not used / const xmlChar refNs; /* Deprecated; not used / xmlSchemaAnnotPtr annot; xmlSchemaAttributePtr attributes; / Deprecated; not used / xmlNodePtr node; int flags; xmlSchemaWildcardPtr attributeWildcard; const xmlChar refPrefix; /* Deprecated; not used / xmlSchemaAttributeGroupPtr refItem; / Deprecated; not used / const xmlChar targetNamespace; void attrUses; }; /* * xmlSchemaTypeLink: * Used to build a list of types (e.g. member types of * simpleType with variety "union"). / typedef struct _xmlSchemaTypeLink xmlSchemaTypeLink; typedef xmlSchemaTypeLink xmlSchemaTypeLinkPtr; struct _xmlSchemaTypeLink { struct _xmlSchemaTypeLink next;/ the next type link ... / xmlSchemaTypePtr type;/ the linked type / }; /* * xmlSchemaFacetLink: * Used to build a list of facets. / typedef struct _xmlSchemaFacetLink xmlSchemaFacetLink; typedef xmlSchemaFacetLink xmlSchemaFacetLinkPtr; struct _xmlSchemaFacetLink { struct _xmlSchemaFacetLink next;/ the next facet link ... / xmlSchemaFacetPtr facet;/ the linked facet / }; /* * XML_SCHEMAS_TYPE_MIXED: * * the element content type is mixed / #define XML_SCHEMAS_TYPE_MIXED 1 << 0 /* * XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION: * * the simple or complex type has a derivation method of "extension". / #define XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION 1 << 1 /* * XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION: * * the simple or complex type has a derivation method of "restriction". / #define XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION 1 << 2 /* * XML_SCHEMAS_TYPE_GLOBAL: * * the type is global / #define XML_SCHEMAS_TYPE_GLOBAL 1 << 3 /* * XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD: * * the complexType owns an attribute wildcard, i.e. * it can be freed by the complexType / #define XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD 1 << 4 / Obsolete. / /* * XML_SCHEMAS_TYPE_VARIETY_ABSENT: * * the simpleType has a variety of "absent". * TODO: Actually not necessary :-/, since if * none of the variety flags occur then it's * automatically absent. / #define XML_SCHEMAS_TYPE_VARIETY_ABSENT 1 << 5 /* * XML_SCHEMAS_TYPE_VARIETY_LIST: * * the simpleType has a variety of "list". / #define XML_SCHEMAS_TYPE_VARIETY_LIST 1 << 6 /* * XML_SCHEMAS_TYPE_VARIETY_UNION: * * the simpleType has a variety of "union". / #define XML_SCHEMAS_TYPE_VARIETY_UNION 1 << 7 /* * XML_SCHEMAS_TYPE_VARIETY_ATOMIC: * * the simpleType has a variety of "union". / #define XML_SCHEMAS_TYPE_VARIETY_ATOMIC 1 << 8 /* * XML_SCHEMAS_TYPE_FINAL_EXTENSION: * * the complexType has a final of "extension". / #define XML_SCHEMAS_TYPE_FINAL_EXTENSION 1 << 9 /* * XML_SCHEMAS_TYPE_FINAL_RESTRICTION: * * the simpleType/complexType has a final of "restriction". / #define XML_SCHEMAS_TYPE_FINAL_RESTRICTION 1 << 10 /* * XML_SCHEMAS_TYPE_FINAL_LIST: * * the simpleType has a final of "list". / #define XML_SCHEMAS_TYPE_FINAL_LIST 1 << 11 /* * XML_SCHEMAS_TYPE_FINAL_UNION: * * the simpleType has a final of "union". / #define XML_SCHEMAS_TYPE_FINAL_UNION 1 << 12 /* * XML_SCHEMAS_TYPE_FINAL_DEFAULT: * * the simpleType has a final of "default". / #define XML_SCHEMAS_TYPE_FINAL_DEFAULT 1 << 13 /* * XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE: * * Marks the item as a builtin primitive. / #define XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE 1 << 14 /* * XML_SCHEMAS_TYPE_MARKED: * * Marks the item as marked; used for circular checks. / #define XML_SCHEMAS_TYPE_MARKED 1 << 16 /* * XML_SCHEMAS_TYPE_BLOCK_DEFAULT: * * the complexType did not specify 'block' so use the default of the * <schema> item. / #define XML_SCHEMAS_TYPE_BLOCK_DEFAULT 1 << 17 /* * XML_SCHEMAS_TYPE_BLOCK_EXTENSION: * * the complexType has a 'block' of "extension". / #define XML_SCHEMAS_TYPE_BLOCK_EXTENSION 1 << 18 /* * XML_SCHEMAS_TYPE_BLOCK_RESTRICTION: * * the complexType has a 'block' of "restriction". / #define XML_SCHEMAS_TYPE_BLOCK_RESTRICTION 1 << 19 /* * XML_SCHEMAS_TYPE_ABSTRACT: * * the simple/complexType is abstract. / #define XML_SCHEMAS_TYPE_ABSTRACT 1 << 20 /* * XML_SCHEMAS_TYPE_FACETSNEEDVALUE: * * indicates if the facets need a computed value / #define XML_SCHEMAS_TYPE_FACETSNEEDVALUE 1 << 21 /* * XML_SCHEMAS_TYPE_INTERNAL_RESOLVED: * * indicates that the type was typefixed / #define XML_SCHEMAS_TYPE_INTERNAL_RESOLVED 1 << 22 /* * XML_SCHEMAS_TYPE_INTERNAL_INVALID: * * indicates that the type is invalid / #define XML_SCHEMAS_TYPE_INTERNAL_INVALID 1 << 23 /* * XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE: * * a whitespace-facet value of "preserve" / #define XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE 1 << 24 /* * XML_SCHEMAS_TYPE_WHITESPACE_REPLACE: * * a whitespace-facet value of "replace" / #define XML_SCHEMAS_TYPE_WHITESPACE_REPLACE 1 << 25 /* * XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE: * * a whitespace-facet value of "collapse" / #define XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE 1 << 26 /* * XML_SCHEMAS_TYPE_HAS_FACETS: * * has facets / #define XML_SCHEMAS_TYPE_HAS_FACETS 1 << 27 /* * XML_SCHEMAS_TYPE_NORMVALUENEEDED: * * indicates if the facets (pattern) need a normalized value / #define XML_SCHEMAS_TYPE_NORMVALUENEEDED 1 << 28 /* * XML_SCHEMAS_TYPE_FIXUP_1: * * First stage of fixup was done. / #define XML_SCHEMAS_TYPE_FIXUP_1 1 << 29 /* * XML_SCHEMAS_TYPE_REDEFINED: * * The type was redefined. / #define XML_SCHEMAS_TYPE_REDEFINED 1 << 30 /* * XML_SCHEMAS_TYPE_REDEFINING: * * The type redefines an other type. / / #define XML_SCHEMAS_TYPE_REDEFINING 1 << 31 / /* * _xmlSchemaType: * * Schemas type definition. / struct _xmlSchemaType { xmlSchemaTypeType type; / The kind of type / struct _xmlSchemaType next; /* the next type if in a sequence ... / const xmlChar name; const xmlChar id ; / Deprecated; not used / const xmlChar ref; /* Deprecated; not used / const xmlChar refNs; /* Deprecated; not used / xmlSchemaAnnotPtr annot; xmlSchemaTypePtr subtypes; xmlSchemaAttributePtr attributes; / Deprecated; not used / xmlNodePtr node; int minOccurs; / Deprecated; not used / int maxOccurs; / Deprecated; not used / int flags; xmlSchemaContentType contentType; const xmlChar base; /* Base type's local name / const xmlChar baseNs; /* Base type's target namespace / xmlSchemaTypePtr baseType; / The base type component / xmlSchemaFacetPtr facets; / Local facets / struct _xmlSchemaType redef; /* Deprecated; not used / int recurse; / Obsolete / xmlSchemaAttributeLinkPtr attributeUses; /* Deprecated; not used / xmlSchemaWildcardPtr attributeWildcard; int builtInType; / Type of built-in types. / xmlSchemaTypeLinkPtr memberTypes; / member-types if a union type. / xmlSchemaFacetLinkPtr facetSet; / All facets (incl. inherited) / const xmlChar refPrefix; /* Deprecated; not used / xmlSchemaTypePtr contentTypeDef; / Used for the simple content of complex types. Could we use @subtypes for this? / xmlRegexpPtr contModel; / Holds the automaton of the content model / const xmlChar targetNamespace; void attrUses; }; / * xmlSchemaElement: * An element definition. * * xmlSchemaType, xmlSchemaFacet and xmlSchemaElement start of * structures must be kept similar / /* * XML_SCHEMAS_ELEM_NILLABLE: * * the element is nillable / #define XML_SCHEMAS_ELEM_NILLABLE 1 << 0 /* * XML_SCHEMAS_ELEM_GLOBAL: * * the element is global / #define XML_SCHEMAS_ELEM_GLOBAL 1 << 1 /* * XML_SCHEMAS_ELEM_DEFAULT: * * the element has a default value / #define XML_SCHEMAS_ELEM_DEFAULT 1 << 2 /* * XML_SCHEMAS_ELEM_FIXED: * * the element has a fixed value / #define XML_SCHEMAS_ELEM_FIXED 1 << 3 /* * XML_SCHEMAS_ELEM_ABSTRACT: * * the element is abstract / #define XML_SCHEMAS_ELEM_ABSTRACT 1 << 4 /* * XML_SCHEMAS_ELEM_TOPLEVEL: * * the element is top level * obsolete: use XML_SCHEMAS_ELEM_GLOBAL instead / #define XML_SCHEMAS_ELEM_TOPLEVEL 1 << 5 /* * XML_SCHEMAS_ELEM_REF: * * the element is a reference to a type / #define XML_SCHEMAS_ELEM_REF 1 << 6 /* * XML_SCHEMAS_ELEM_NSDEFAULT: * * allow elements in no namespace * Obsolete, not used anymore. / #define XML_SCHEMAS_ELEM_NSDEFAULT 1 << 7 /* * XML_SCHEMAS_ELEM_INTERNAL_RESOLVED: * * this is set when "type", "ref", "substitutionGroup" * references have been resolved. / #define XML_SCHEMAS_ELEM_INTERNAL_RESOLVED 1 << 8 /* * XML_SCHEMAS_ELEM_CIRCULAR: * * a helper flag for the search of circular references. / #define XML_SCHEMAS_ELEM_CIRCULAR 1 << 9 /* * XML_SCHEMAS_ELEM_BLOCK_ABSENT: * * the "block" attribute is absent / #define XML_SCHEMAS_ELEM_BLOCK_ABSENT 1 << 10 /* * XML_SCHEMAS_ELEM_BLOCK_EXTENSION: * * disallowed substitutions are absent / #define XML_SCHEMAS_ELEM_BLOCK_EXTENSION 1 << 11 /* * XML_SCHEMAS_ELEM_BLOCK_RESTRICTION: * * disallowed substitutions: "restriction" / #define XML_SCHEMAS_ELEM_BLOCK_RESTRICTION 1 << 12 /* * XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION: * * disallowed substitutions: "substituion" / #define XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION 1 << 13 /* * XML_SCHEMAS_ELEM_FINAL_ABSENT: * * substitution group exclusions are absent / #define XML_SCHEMAS_ELEM_FINAL_ABSENT 1 << 14 /* * XML_SCHEMAS_ELEM_FINAL_EXTENSION: * * substitution group exclusions: "extension" / #define XML_SCHEMAS_ELEM_FINAL_EXTENSION 1 << 15 /* * XML_SCHEMAS_ELEM_FINAL_RESTRICTION: * * substitution group exclusions: "restriction" / #define XML_SCHEMAS_ELEM_FINAL_RESTRICTION 1 << 16 /* * XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD: * * the declaration is a substitution group head / #define XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD 1 << 17 /* * XML_SCHEMAS_ELEM_INTERNAL_CHECKED: * * this is set when the elem decl has been checked against * all constraints / #define XML_SCHEMAS_ELEM_INTERNAL_CHECKED 1 << 18 typedef struct _xmlSchemaElement xmlSchemaElement; typedef xmlSchemaElement xmlSchemaElementPtr; struct _xmlSchemaElement { xmlSchemaTypeType type; /* The kind of type / struct _xmlSchemaType next; /* Not used? / const xmlChar name; const xmlChar id; / Deprecated; not used / const xmlChar ref; /* Deprecated; not used / const xmlChar refNs; /* Deprecated; not used / xmlSchemaAnnotPtr annot; xmlSchemaTypePtr subtypes; / the type definition / xmlSchemaAttributePtr attributes; xmlNodePtr node; int minOccurs; / Deprecated; not used / int maxOccurs; / Deprecated; not used / int flags; const xmlChar targetNamespace; const xmlChar namedType; const xmlChar namedTypeNs; const xmlChar substGroup; const xmlChar substGroupNs; const xmlChar scope; const xmlChar value; /* The original value of the value constraint. / struct _xmlSchemaElement refDecl; /* This will now be used for the substitution group affiliation / xmlRegexpPtr contModel; / Obsolete for WXS, maybe used for RelaxNG / xmlSchemaContentType contentType; const xmlChar refPrefix; /* Deprecated; not used / xmlSchemaValPtr defVal; / The compiled value contraint. / void idcs; /* The identity-constraint defs / }; / * XML_SCHEMAS_FACET_UNKNOWN: * * unknown facet handling / #define XML_SCHEMAS_FACET_UNKNOWN 0 / * XML_SCHEMAS_FACET_PRESERVE: * * preserve the type of the facet / #define XML_SCHEMAS_FACET_PRESERVE 1 / * XML_SCHEMAS_FACET_REPLACE: * * replace the type of the facet / #define XML_SCHEMAS_FACET_REPLACE 2 / * XML_SCHEMAS_FACET_COLLAPSE: * * collapse the types of the facet / #define XML_SCHEMAS_FACET_COLLAPSE 3 /* * A facet definition. / struct _xmlSchemaFacet { xmlSchemaTypeType type; / The kind of type / struct _xmlSchemaFacet next;/* the next type if in a sequence ... / const xmlChar value; /* The original value / const xmlChar id; /* Obsolete / xmlSchemaAnnotPtr annot; xmlNodePtr node; int fixed; / XML_SCHEMAS_FACET_PRESERVE, etc. / int whitespace; xmlSchemaValPtr val; / The compiled value / xmlRegexpPtr regexp; / The regex for patterns / }; /* * A notation definition. / typedef struct _xmlSchemaNotation xmlSchemaNotation; typedef xmlSchemaNotation xmlSchemaNotationPtr; struct _xmlSchemaNotation { xmlSchemaTypeType type; /* The kind of type / const xmlChar name; xmlSchemaAnnotPtr annot; const xmlChar identifier; const xmlChar targetNamespace; }; /* * TODO: Actually all those flags used for the schema should sit * on the schema parser context, since they are used only * during parsing an XML schema document, and not available * on the component level as per spec. / /* * XML_SCHEMAS_QUALIF_ELEM: * * Reflects elementFormDefault == qualified in * an XML schema document. / #define XML_SCHEMAS_QUALIF_ELEM 1 << 0 /* * XML_SCHEMAS_QUALIF_ATTR: * * Reflects attributeFormDefault == qualified in * an XML schema document. / #define XML_SCHEMAS_QUALIF_ATTR 1 << 1 /* * XML_SCHEMAS_FINAL_DEFAULT_EXTENSION: * * the schema has "extension" in the set of finalDefault. / #define XML_SCHEMAS_FINAL_DEFAULT_EXTENSION 1 << 2 /* * XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION: * * the schema has "restriction" in the set of finalDefault. / #define XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION 1 << 3 /* * XML_SCHEMAS_FINAL_DEFAULT_LIST: * * the cshema has "list" in the set of finalDefault. / #define XML_SCHEMAS_FINAL_DEFAULT_LIST 1 << 4 /* * XML_SCHEMAS_FINAL_DEFAULT_UNION: * * the schema has "union" in the set of finalDefault. / #define XML_SCHEMAS_FINAL_DEFAULT_UNION 1 << 5 /* * XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION: * * the schema has "extension" in the set of blockDefault. / #define XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION 1 << 6 /* * XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION: * * the schema has "restriction" in the set of blockDefault. / #define XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION 1 << 7 /* * XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION: * * the schema has "substitution" in the set of blockDefault. / #define XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION 1 << 8 /* * XML_SCHEMAS_INCLUDING_CONVERT_NS: * * the schema is currently including an other schema with * no target namespace. / #define XML_SCHEMAS_INCLUDING_CONVERT_NS 1 << 9 /* * _xmlSchema: * * A Schemas definition / struct _xmlSchema { const xmlChar name; /* schema name / const xmlChar targetNamespace; /* the target namespace / const xmlChar version; const xmlChar id; / Obsolete / xmlDocPtr doc; xmlSchemaAnnotPtr annot; int flags; xmlHashTablePtr typeDecl; xmlHashTablePtr attrDecl; xmlHashTablePtr attrgrpDecl; xmlHashTablePtr elemDecl; xmlHashTablePtr notaDecl; xmlHashTablePtr schemasImports; void _private; /* unused by the library for users or bindings / xmlHashTablePtr groupDecl; xmlDictPtr dict; void includes; /* the includes, this is opaque for now / int preserve; / whether to free the document / int counter; / used to give ononymous components unique names / xmlHashTablePtr idcDef; / All identity-constraint defs. / void volatiles; /* Obsolete / }; XMLPUBFUN void XMLCALL xmlSchemaFreeType (xmlSchemaTypePtr type); XMLPUBFUN void XMLCALL xmlSchemaFreeWildcard(xmlSchemaWildcardPtr wildcard); #ifdef __cplusplus } #endif #endif / LIBXML_SCHEMAS_ENABLED / #endif / __XML_SCHEMA_INTERNALS_H__ */ Back

Edit File : schemasInternals.h | Size : 25.63 KB

/*
 * Summary: internal interfaces for XML Schemas
 * Description: internal interfaces for the XML Schemas handling
 *              and schema validity checking
 *		The Schemas development is a Work In Progress.
 *              Some of those interfaces are not guaranteed to be API or ABI stable !
 *
 * Copy: See Copyright for the status of this software.
 *
 * Author: Daniel Veillard
 */

#ifndef __XML_SCHEMA_INTERNALS_H__
#define __XML_SCHEMA_INTERNALS_H__

#include <libxml/xmlversion.h>

#ifdef LIBXML_SCHEMAS_ENABLED

#include <libxml/xmlregexp.h>
#include <libxml/hash.h>
#include <libxml/dict.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
    XML_SCHEMAS_UNKNOWN = 0,
    XML_SCHEMAS_STRING = 1,
    XML_SCHEMAS_NORMSTRING = 2,
    XML_SCHEMAS_DECIMAL = 3,
    XML_SCHEMAS_TIME = 4,
    XML_SCHEMAS_GDAY = 5,
    XML_SCHEMAS_GMONTH = 6,
    XML_SCHEMAS_GMONTHDAY = 7,
    XML_SCHEMAS_GYEAR = 8,
    XML_SCHEMAS_GYEARMONTH = 9,
    XML_SCHEMAS_DATE = 10,
    XML_SCHEMAS_DATETIME = 11,
    XML_SCHEMAS_DURATION = 12,
    XML_SCHEMAS_FLOAT = 13,
    XML_SCHEMAS_DOUBLE = 14,
    XML_SCHEMAS_BOOLEAN = 15,
    XML_SCHEMAS_TOKEN = 16,
    XML_SCHEMAS_LANGUAGE = 17,
    XML_SCHEMAS_NMTOKEN = 18,
    XML_SCHEMAS_NMTOKENS = 19,
    XML_SCHEMAS_NAME = 20,
    XML_SCHEMAS_QNAME = 21,
    XML_SCHEMAS_NCNAME = 22,
    XML_SCHEMAS_ID = 23,
    XML_SCHEMAS_IDREF = 24,
    XML_SCHEMAS_IDREFS = 25,
    XML_SCHEMAS_ENTITY = 26,
    XML_SCHEMAS_ENTITIES = 27,
    XML_SCHEMAS_NOTATION = 28,
    XML_SCHEMAS_ANYURI = 29,
    XML_SCHEMAS_INTEGER = 30,
    XML_SCHEMAS_NPINTEGER = 31,
    XML_SCHEMAS_NINTEGER = 32,
    XML_SCHEMAS_NNINTEGER = 33,
    XML_SCHEMAS_PINTEGER = 34,
    XML_SCHEMAS_INT = 35,
    XML_SCHEMAS_UINT = 36,
    XML_SCHEMAS_LONG = 37,
    XML_SCHEMAS_ULONG = 38,
    XML_SCHEMAS_SHORT = 39,
    XML_SCHEMAS_USHORT = 40,
    XML_SCHEMAS_BYTE = 41,
    XML_SCHEMAS_UBYTE = 42,
    XML_SCHEMAS_HEXBINARY = 43,
    XML_SCHEMAS_BASE64BINARY = 44,
    XML_SCHEMAS_ANYTYPE = 45,
    XML_SCHEMAS_ANYSIMPLETYPE = 46
} xmlSchemaValType;

/*
 * XML Schemas defines multiple type of types.
 */
typedef enum {
    XML_SCHEMA_TYPE_BASIC = 1, /* A built-in datatype */
    XML_SCHEMA_TYPE_ANY,
    XML_SCHEMA_TYPE_FACET,
    XML_SCHEMA_TYPE_SIMPLE,
    XML_SCHEMA_TYPE_COMPLEX,
    XML_SCHEMA_TYPE_SEQUENCE = 6,
    XML_SCHEMA_TYPE_CHOICE,
    XML_SCHEMA_TYPE_ALL,
    XML_SCHEMA_TYPE_SIMPLE_CONTENT,
    XML_SCHEMA_TYPE_COMPLEX_CONTENT,
    XML_SCHEMA_TYPE_UR,
    XML_SCHEMA_TYPE_RESTRICTION,
    XML_SCHEMA_TYPE_EXTENSION,
    XML_SCHEMA_TYPE_ELEMENT,
    XML_SCHEMA_TYPE_ATTRIBUTE,
    XML_SCHEMA_TYPE_ATTRIBUTEGROUP,
    XML_SCHEMA_TYPE_GROUP,
    XML_SCHEMA_TYPE_NOTATION,
    XML_SCHEMA_TYPE_LIST,
    XML_SCHEMA_TYPE_UNION,
    XML_SCHEMA_TYPE_ANY_ATTRIBUTE,
    XML_SCHEMA_TYPE_IDC_UNIQUE,
    XML_SCHEMA_TYPE_IDC_KEY,
    XML_SCHEMA_TYPE_IDC_KEYREF,
    XML_SCHEMA_TYPE_PARTICLE = 25,
    XML_SCHEMA_TYPE_ATTRIBUTE_USE,
    XML_SCHEMA_FACET_MININCLUSIVE = 1000,
    XML_SCHEMA_FACET_MINEXCLUSIVE,
    XML_SCHEMA_FACET_MAXINCLUSIVE,
    XML_SCHEMA_FACET_MAXEXCLUSIVE,
    XML_SCHEMA_FACET_TOTALDIGITS,
    XML_SCHEMA_FACET_FRACTIONDIGITS,
    XML_SCHEMA_FACET_PATTERN,
    XML_SCHEMA_FACET_ENUMERATION,
    XML_SCHEMA_FACET_WHITESPACE,
    XML_SCHEMA_FACET_LENGTH,
    XML_SCHEMA_FACET_MAXLENGTH,
    XML_SCHEMA_FACET_MINLENGTH,
    XML_SCHEMA_EXTRA_QNAMEREF = 2000,
    XML_SCHEMA_EXTRA_ATTR_USE_PROHIB
} xmlSchemaTypeType;

typedef enum {
    XML_SCHEMA_CONTENT_UNKNOWN = 0,
    XML_SCHEMA_CONTENT_EMPTY = 1,
    XML_SCHEMA_CONTENT_ELEMENTS,
    XML_SCHEMA_CONTENT_MIXED,
    XML_SCHEMA_CONTENT_SIMPLE,
    XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS, /* Obsolete */
    XML_SCHEMA_CONTENT_BASIC,
    XML_SCHEMA_CONTENT_ANY
} xmlSchemaContentType;

typedef struct _xmlSchemaVal xmlSchemaVal;
typedef xmlSchemaVal *xmlSchemaValPtr;

typedef struct _xmlSchemaType xmlSchemaType;
typedef xmlSchemaType *xmlSchemaTypePtr;

typedef struct _xmlSchemaFacet xmlSchemaFacet;
typedef xmlSchemaFacet *xmlSchemaFacetPtr;

/**
 * Annotation
 */
typedef struct _xmlSchemaAnnot xmlSchemaAnnot;
typedef xmlSchemaAnnot *xmlSchemaAnnotPtr;
struct _xmlSchemaAnnot {
    struct _xmlSchemaAnnot *next;
    xmlNodePtr content;         /* the annotation */
};

/**
 * XML_SCHEMAS_ANYATTR_SKIP:
 *
 * Skip unknown attribute from validation
 * Obsolete, not used anymore.
 */
#define XML_SCHEMAS_ANYATTR_SKIP        1
/**
 * XML_SCHEMAS_ANYATTR_LAX:
 *
 * Ignore validation non definition on attributes
 * Obsolete, not used anymore.
 */
#define XML_SCHEMAS_ANYATTR_LAX                2
/**
 * XML_SCHEMAS_ANYATTR_STRICT:
 *
 * Apply strict validation rules on attributes
 * Obsolete, not used anymore.
 */
#define XML_SCHEMAS_ANYATTR_STRICT        3
/**
 * XML_SCHEMAS_ANY_SKIP:
 *
 * Skip unknown attribute from validation
 */
#define XML_SCHEMAS_ANY_SKIP        1
/**
 * XML_SCHEMAS_ANY_LAX:
 *
 * Used by wildcards.
 * Validate if type found, don't worry if not found
 */
#define XML_SCHEMAS_ANY_LAX                2
/**
 * XML_SCHEMAS_ANY_STRICT:
 *
 * Used by wildcards.
 * Apply strict validation rules
 */
#define XML_SCHEMAS_ANY_STRICT        3
/**
 * XML_SCHEMAS_ATTR_USE_PROHIBITED:
 *
 * Used by wildcards.
 * The attribute is prohibited.
 */
#define XML_SCHEMAS_ATTR_USE_PROHIBITED 0
/**
 * XML_SCHEMAS_ATTR_USE_REQUIRED:
 *
 * The attribute is required.
 */
#define XML_SCHEMAS_ATTR_USE_REQUIRED 1
/**
 * XML_SCHEMAS_ATTR_USE_OPTIONAL:
 *
 * The attribute is optional.
 */
#define XML_SCHEMAS_ATTR_USE_OPTIONAL 2
/**
 * XML_SCHEMAS_ATTR_GLOBAL:
 *
 * allow elements in no namespace
 */
#define XML_SCHEMAS_ATTR_GLOBAL        1 << 0
/**
 * XML_SCHEMAS_ATTR_NSDEFAULT:
 *
 * allow elements in no namespace
 */
#define XML_SCHEMAS_ATTR_NSDEFAULT        1 << 7
/**
 * XML_SCHEMAS_ATTR_INTERNAL_RESOLVED:
 *
 * this is set when the "type" and "ref" references
 * have been resolved.
 */
#define XML_SCHEMAS_ATTR_INTERNAL_RESOLVED        1 << 8
/**
 * XML_SCHEMAS_ATTR_FIXED:
 *
 * the attribute has a fixed value
 */
#define XML_SCHEMAS_ATTR_FIXED        1 << 9

/**
 * xmlSchemaAttribute:
 * An attribute definition.
 */

typedef struct _xmlSchemaAttribute xmlSchemaAttribute;
typedef xmlSchemaAttribute *xmlSchemaAttributePtr;
struct _xmlSchemaAttribute {
    xmlSchemaTypeType type;
    struct _xmlSchemaAttribute *next; /* the next attribute (not used?) */
    const xmlChar *name; /* the name of the declaration */
    const xmlChar *id; /* Deprecated; not used */
    const xmlChar *ref; /* Deprecated; not used */
    const xmlChar *refNs; /* Deprecated; not used */
    const xmlChar *typeName; /* the local name of the type definition */
    const xmlChar *typeNs; /* the ns URI of the type definition */
    xmlSchemaAnnotPtr annot;

xmlSchemaTypePtr base; /* Deprecated; not used */
    int occurs; /* Deprecated; not used */
    const xmlChar *defValue; /* The initial value of the value constraint */
    xmlSchemaTypePtr subtypes; /* the type definition */
    xmlNodePtr node;
    const xmlChar *targetNamespace;
    int flags;
    const xmlChar *refPrefix; /* Deprecated; not used */
    xmlSchemaValPtr defVal; /* The compiled value constraint */
    xmlSchemaAttributePtr refDecl; /* Deprecated; not used */
};

/**
 * xmlSchemaAttributeLink:
 * Used to build a list of attribute uses on complexType definitions.
 * WARNING: Deprecated; not used.
 */
typedef struct _xmlSchemaAttributeLink xmlSchemaAttributeLink;
typedef xmlSchemaAttributeLink *xmlSchemaAttributeLinkPtr;
struct _xmlSchemaAttributeLink {
    struct _xmlSchemaAttributeLink *next;/* the next attribute link ... */
    struct _xmlSchemaAttribute *attr;/* the linked attribute */
};

/**
 * XML_SCHEMAS_WILDCARD_COMPLETE:
 *
 * If the wildcard is complete.
 */
#define XML_SCHEMAS_WILDCARD_COMPLETE 1 << 0

/**
 * xmlSchemaCharValueLink:
 * Used to build a list of namespaces on wildcards.
 */
typedef struct _xmlSchemaWildcardNs xmlSchemaWildcardNs;
typedef xmlSchemaWildcardNs *xmlSchemaWildcardNsPtr;
struct _xmlSchemaWildcardNs {
    struct _xmlSchemaWildcardNs *next;/* the next constraint link ... */
    const xmlChar *value;/* the value */
};

/**
 * xmlSchemaWildcard.
 * A wildcard.
 */
typedef struct _xmlSchemaWildcard xmlSchemaWildcard;
typedef xmlSchemaWildcard *xmlSchemaWildcardPtr;
struct _xmlSchemaWildcard {
    xmlSchemaTypeType type;        /* The kind of type */
    const xmlChar *id; /* Deprecated; not used */
    xmlSchemaAnnotPtr annot;
    xmlNodePtr node;
    int minOccurs; /* Deprecated; not used */
    int maxOccurs; /* Deprecated; not used */
    int processContents;
    int any; /* Indicates if the ns constraint is of ##any */
    xmlSchemaWildcardNsPtr nsSet; /* The list of allowed namespaces */
    xmlSchemaWildcardNsPtr negNsSet; /* The negated namespace */
    int flags;
};

/**
 * XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED:
 *
 * The attribute wildcard has been already builded.
 */
#define XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED 1 << 0
/**
 * XML_SCHEMAS_ATTRGROUP_GLOBAL:
 *
 * The attribute wildcard has been already builded.
 */
#define XML_SCHEMAS_ATTRGROUP_GLOBAL 1 << 1
/**
 * XML_SCHEMAS_ATTRGROUP_MARKED:
 *
 * Marks the attr group as marked; used for circular checks.
 */
#define XML_SCHEMAS_ATTRGROUP_MARKED 1 << 2

/**
 * XML_SCHEMAS_ATTRGROUP_REDEFINED:
 *
 * The attr group was redefined.
 */
#define XML_SCHEMAS_ATTRGROUP_REDEFINED 1 << 3
/**
 * XML_SCHEMAS_ATTRGROUP_HAS_REFS:
 *
 * Whether this attr. group contains attr. group references.
 */
#define XML_SCHEMAS_ATTRGROUP_HAS_REFS 1 << 4

/**
 * An attribute group definition.
 *
 * xmlSchemaAttribute and xmlSchemaAttributeGroup start of structures
 * must be kept similar
 */
typedef struct _xmlSchemaAttributeGroup xmlSchemaAttributeGroup;
typedef xmlSchemaAttributeGroup *xmlSchemaAttributeGroupPtr;
struct _xmlSchemaAttributeGroup {
    xmlSchemaTypeType type;        /* The kind of type */
    struct _xmlSchemaAttribute *next;/* the next attribute if in a group ... */
    const xmlChar *name;
    const xmlChar *id;
    const xmlChar *ref; /* Deprecated; not used */
    const xmlChar *refNs; /* Deprecated; not used */
    xmlSchemaAnnotPtr annot;

xmlSchemaAttributePtr attributes; /* Deprecated; not used */
    xmlNodePtr node;
    int flags;
    xmlSchemaWildcardPtr attributeWildcard;
    const xmlChar *refPrefix; /* Deprecated; not used */
    xmlSchemaAttributeGroupPtr refItem; /* Deprecated; not used */
    const xmlChar *targetNamespace;
    void *attrUses;
};

/**
 * xmlSchemaTypeLink:
 * Used to build a list of types (e.g. member types of
 * simpleType with variety "union").
 */
typedef struct _xmlSchemaTypeLink xmlSchemaTypeLink;
typedef xmlSchemaTypeLink *xmlSchemaTypeLinkPtr;
struct _xmlSchemaTypeLink {
    struct _xmlSchemaTypeLink *next;/* the next type link ... */
    xmlSchemaTypePtr type;/* the linked type */
};

/**
 * xmlSchemaFacetLink:
 * Used to build a list of facets.
 */
typedef struct _xmlSchemaFacetLink xmlSchemaFacetLink;
typedef xmlSchemaFacetLink *xmlSchemaFacetLinkPtr;
struct _xmlSchemaFacetLink {
    struct _xmlSchemaFacetLink *next;/* the next facet link ... */
    xmlSchemaFacetPtr facet;/* the linked facet */
};

/**
 * XML_SCHEMAS_TYPE_MIXED:
 *
 * the element content type is mixed
 */
#define XML_SCHEMAS_TYPE_MIXED                1 << 0
/**
 * XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION:
 *
 * the simple or complex type has a derivation method of "extension".
 */
#define XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION                1 << 1
/**
 * XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION:
 *
 * the simple or complex type has a derivation method of "restriction".
 */
#define XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION                1 << 2
/**
 * XML_SCHEMAS_TYPE_GLOBAL:
 *
 * the type is global
 */
#define XML_SCHEMAS_TYPE_GLOBAL                1 << 3
/**
 * XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD:
 *
 * the complexType owns an attribute wildcard, i.e.
 * it can be freed by the complexType
 */
#define XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD    1 << 4 /* Obsolete. */
/**
 * XML_SCHEMAS_TYPE_VARIETY_ABSENT:
 *
 * the simpleType has a variety of "absent".
 * TODO: Actually not necessary :-/, since if
 * none of the variety flags occur then it's
 * automatically absent.
 */
#define XML_SCHEMAS_TYPE_VARIETY_ABSENT    1 << 5
/**
 * XML_SCHEMAS_TYPE_VARIETY_LIST:
 *
 * the simpleType has a variety of "list".
 */
#define XML_SCHEMAS_TYPE_VARIETY_LIST    1 << 6
/**
 * XML_SCHEMAS_TYPE_VARIETY_UNION:
 *
 * the simpleType has a variety of "union".
 */
#define XML_SCHEMAS_TYPE_VARIETY_UNION    1 << 7
/**
 * XML_SCHEMAS_TYPE_VARIETY_ATOMIC:
 *
 * the simpleType has a variety of "union".
 */
#define XML_SCHEMAS_TYPE_VARIETY_ATOMIC    1 << 8
/**
 * XML_SCHEMAS_TYPE_FINAL_EXTENSION:
 *
 * the complexType has a final of "extension".
 */
#define XML_SCHEMAS_TYPE_FINAL_EXTENSION    1 << 9
/**
 * XML_SCHEMAS_TYPE_FINAL_RESTRICTION:
 *
 * the simpleType/complexType has a final of "restriction".
 */
#define XML_SCHEMAS_TYPE_FINAL_RESTRICTION    1 << 10
/**
 * XML_SCHEMAS_TYPE_FINAL_LIST:
 *
 * the simpleType has a final of "list".
 */
#define XML_SCHEMAS_TYPE_FINAL_LIST    1 << 11
/**
 * XML_SCHEMAS_TYPE_FINAL_UNION:
 *
 * the simpleType has a final of "union".
 */
#define XML_SCHEMAS_TYPE_FINAL_UNION    1 << 12
/**
 * XML_SCHEMAS_TYPE_FINAL_DEFAULT:
 *
 * the simpleType has a final of "default".
 */
#define XML_SCHEMAS_TYPE_FINAL_DEFAULT    1 << 13
/**
 * XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE:
 *
 * Marks the item as a builtin primitive.
 */
#define XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE    1 << 14
/**
 * XML_SCHEMAS_TYPE_MARKED:
 *
 * Marks the item as marked; used for circular checks.
 */
#define XML_SCHEMAS_TYPE_MARKED        1 << 16
/**
 * XML_SCHEMAS_TYPE_BLOCK_DEFAULT:
 *
 * the complexType did not specify 'block' so use the default of the
 * <schema> item.
 */
#define XML_SCHEMAS_TYPE_BLOCK_DEFAULT    1 << 17
/**
 * XML_SCHEMAS_TYPE_BLOCK_EXTENSION:
 *
 * the complexType has a 'block' of "extension".
 */
#define XML_SCHEMAS_TYPE_BLOCK_EXTENSION    1 << 18
/**
 * XML_SCHEMAS_TYPE_BLOCK_RESTRICTION:
 *
 * the complexType has a 'block' of "restriction".
 */
#define XML_SCHEMAS_TYPE_BLOCK_RESTRICTION    1 << 19
/**
 * XML_SCHEMAS_TYPE_ABSTRACT:
 *
 * the simple/complexType is abstract.
 */
#define XML_SCHEMAS_TYPE_ABSTRACT    1 << 20
/**
 * XML_SCHEMAS_TYPE_FACETSNEEDVALUE:
 *
 * indicates if the facets need a computed value
 */
#define XML_SCHEMAS_TYPE_FACETSNEEDVALUE    1 << 21
/**
 * XML_SCHEMAS_TYPE_INTERNAL_RESOLVED:
 *
 * indicates that the type was typefixed
 */
#define XML_SCHEMAS_TYPE_INTERNAL_RESOLVED    1 << 22
/**
 * XML_SCHEMAS_TYPE_INTERNAL_INVALID:
 *
 * indicates that the type is invalid
 */
#define XML_SCHEMAS_TYPE_INTERNAL_INVALID    1 << 23
/**
 * XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE:
 *
 * a whitespace-facet value of "preserve"
 */
#define XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE    1 << 24
/**
 * XML_SCHEMAS_TYPE_WHITESPACE_REPLACE:
 *
 * a whitespace-facet value of "replace"
 */
#define XML_SCHEMAS_TYPE_WHITESPACE_REPLACE    1 << 25
/**
 * XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE:
 *
 * a whitespace-facet value of "collapse"
 */
#define XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE    1 << 26
/**
 * XML_SCHEMAS_TYPE_HAS_FACETS:
 *
 * has facets
 */
#define XML_SCHEMAS_TYPE_HAS_FACETS    1 << 27
/**
 * XML_SCHEMAS_TYPE_NORMVALUENEEDED:
 *
 * indicates if the facets (pattern) need a normalized value
 */
#define XML_SCHEMAS_TYPE_NORMVALUENEEDED    1 << 28

/**
 * XML_SCHEMAS_TYPE_FIXUP_1:
 *
 * First stage of fixup was done.
 */
#define XML_SCHEMAS_TYPE_FIXUP_1    1 << 29

/**
 * XML_SCHEMAS_TYPE_REDEFINED:
 *
 * The type was redefined.
 */
#define XML_SCHEMAS_TYPE_REDEFINED    1 << 30
/**
 * XML_SCHEMAS_TYPE_REDEFINING:
 *
 * The type redefines an other type.
 */
/* #define XML_SCHEMAS_TYPE_REDEFINING    1 << 31 */

/**
 * _xmlSchemaType:
 *
 * Schemas type definition.
 */
struct _xmlSchemaType {
    xmlSchemaTypeType type; /* The kind of type */
    struct _xmlSchemaType *next; /* the next type if in a sequence ... */
    const xmlChar *name;
    const xmlChar *id ; /* Deprecated; not used */
    const xmlChar *ref; /* Deprecated; not used */
    const xmlChar *refNs; /* Deprecated; not used */
    xmlSchemaAnnotPtr annot;
    xmlSchemaTypePtr subtypes;
    xmlSchemaAttributePtr attributes; /* Deprecated; not used */
    xmlNodePtr node;
    int minOccurs; /* Deprecated; not used */
    int maxOccurs; /* Deprecated; not used */

int flags;
    xmlSchemaContentType contentType;
    const xmlChar *base; /* Base type's local name */
    const xmlChar *baseNs; /* Base type's target namespace */
    xmlSchemaTypePtr baseType; /* The base type component */
    xmlSchemaFacetPtr facets; /* Local facets */
    struct _xmlSchemaType *redef; /* Deprecated; not used */
    int recurse; /* Obsolete */
    xmlSchemaAttributeLinkPtr *attributeUses; /* Deprecated; not used */
    xmlSchemaWildcardPtr attributeWildcard;
    int builtInType; /* Type of built-in types. */
    xmlSchemaTypeLinkPtr memberTypes; /* member-types if a union type. */
    xmlSchemaFacetLinkPtr facetSet; /* All facets (incl. inherited) */
    const xmlChar *refPrefix; /* Deprecated; not used */
    xmlSchemaTypePtr contentTypeDef; /* Used for the simple content of complex types.
                                        Could we use @subtypes for this? */
    xmlRegexpPtr contModel; /* Holds the automaton of the content model */
    const xmlChar *targetNamespace;
    void *attrUses;
};

/*
 * xmlSchemaElement:
 * An element definition.
 *
 * xmlSchemaType, xmlSchemaFacet and xmlSchemaElement start of
 * structures must be kept similar
 */
/**
 * XML_SCHEMAS_ELEM_NILLABLE:
 *
 * the element is nillable
 */
#define XML_SCHEMAS_ELEM_NILLABLE        1 << 0
/**
 * XML_SCHEMAS_ELEM_GLOBAL:
 *
 * the element is global
 */
#define XML_SCHEMAS_ELEM_GLOBAL                1 << 1
/**
 * XML_SCHEMAS_ELEM_DEFAULT:
 *
 * the element has a default value
 */
#define XML_SCHEMAS_ELEM_DEFAULT        1 << 2
/**
 * XML_SCHEMAS_ELEM_FIXED:
 *
 * the element has a fixed value
 */
#define XML_SCHEMAS_ELEM_FIXED                1 << 3
/**
 * XML_SCHEMAS_ELEM_ABSTRACT:
 *
 * the element is abstract
 */
#define XML_SCHEMAS_ELEM_ABSTRACT        1 << 4
/**
 * XML_SCHEMAS_ELEM_TOPLEVEL:
 *
 * the element is top level
 * obsolete: use XML_SCHEMAS_ELEM_GLOBAL instead
 */
#define XML_SCHEMAS_ELEM_TOPLEVEL        1 << 5
/**
 * XML_SCHEMAS_ELEM_REF:
 *
 * the element is a reference to a type
 */
#define XML_SCHEMAS_ELEM_REF                1 << 6
/**
 * XML_SCHEMAS_ELEM_NSDEFAULT:
 *
 * allow elements in no namespace
 * Obsolete, not used anymore.
 */
#define XML_SCHEMAS_ELEM_NSDEFAULT        1 << 7
/**
 * XML_SCHEMAS_ELEM_INTERNAL_RESOLVED:
 *
 * this is set when "type", "ref", "substitutionGroup"
 * references have been resolved.
 */
#define XML_SCHEMAS_ELEM_INTERNAL_RESOLVED        1 << 8
 /**
 * XML_SCHEMAS_ELEM_CIRCULAR:
 *
 * a helper flag for the search of circular references.
 */
#define XML_SCHEMAS_ELEM_CIRCULAR        1 << 9
/**
 * XML_SCHEMAS_ELEM_BLOCK_ABSENT:
 *
 * the "block" attribute is absent
 */
#define XML_SCHEMAS_ELEM_BLOCK_ABSENT        1 << 10
/**
 * XML_SCHEMAS_ELEM_BLOCK_EXTENSION:
 *
 * disallowed substitutions are absent
 */
#define XML_SCHEMAS_ELEM_BLOCK_EXTENSION        1 << 11
/**
 * XML_SCHEMAS_ELEM_BLOCK_RESTRICTION:
 *
 * disallowed substitutions: "restriction"
 */
#define XML_SCHEMAS_ELEM_BLOCK_RESTRICTION        1 << 12
/**
 * XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION:
 *
 * disallowed substitutions: "substituion"
 */
#define XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION        1 << 13
/**
 * XML_SCHEMAS_ELEM_FINAL_ABSENT:
 *
 * substitution group exclusions are absent
 */
#define XML_SCHEMAS_ELEM_FINAL_ABSENT        1 << 14
/**
 * XML_SCHEMAS_ELEM_FINAL_EXTENSION:
 *
 * substitution group exclusions: "extension"
 */
#define XML_SCHEMAS_ELEM_FINAL_EXTENSION        1 << 15
/**
 * XML_SCHEMAS_ELEM_FINAL_RESTRICTION:
 *
 * substitution group exclusions: "restriction"
 */
#define XML_SCHEMAS_ELEM_FINAL_RESTRICTION        1 << 16
/**
 * XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD:
 *
 * the declaration is a substitution group head
 */
#define XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD        1 << 17
/**
 * XML_SCHEMAS_ELEM_INTERNAL_CHECKED:
 *
 * this is set when the elem decl has been checked against
 * all constraints
 */
#define XML_SCHEMAS_ELEM_INTERNAL_CHECKED        1 << 18

typedef struct _xmlSchemaElement xmlSchemaElement;
typedef xmlSchemaElement *xmlSchemaElementPtr;
struct _xmlSchemaElement {
    xmlSchemaTypeType type; /* The kind of type */
    struct _xmlSchemaType *next; /* Not used? */
    const xmlChar *name;
    const xmlChar *id; /* Deprecated; not used */
    const xmlChar *ref; /* Deprecated; not used */
    const xmlChar *refNs; /* Deprecated; not used */
    xmlSchemaAnnotPtr annot;
    xmlSchemaTypePtr subtypes; /* the type definition */
    xmlSchemaAttributePtr attributes;
    xmlNodePtr node;
    int minOccurs; /* Deprecated; not used */
    int maxOccurs; /* Deprecated; not used */

int flags;
    const xmlChar *targetNamespace;
    const xmlChar *namedType;
    const xmlChar *namedTypeNs;
    const xmlChar *substGroup;
    const xmlChar *substGroupNs;
    const xmlChar *scope;
    const xmlChar *value; /* The original value of the value constraint. */
    struct _xmlSchemaElement *refDecl; /* This will now be used for the
                                          substitution group affiliation */
    xmlRegexpPtr contModel; /* Obsolete for WXS, maybe used for RelaxNG */
    xmlSchemaContentType contentType;
    const xmlChar *refPrefix; /* Deprecated; not used */
    xmlSchemaValPtr defVal; /* The compiled value contraint. */
    void *idcs; /* The identity-constraint defs */
};

/*
 * XML_SCHEMAS_FACET_UNKNOWN:
 *
 * unknown facet handling
 */
#define XML_SCHEMAS_FACET_UNKNOWN        0
/*
 * XML_SCHEMAS_FACET_PRESERVE:
 *
 * preserve the type of the facet
 */
#define XML_SCHEMAS_FACET_PRESERVE        1
/*
 * XML_SCHEMAS_FACET_REPLACE:
 *
 * replace the type of the facet
 */
#define XML_SCHEMAS_FACET_REPLACE        2
/*
 * XML_SCHEMAS_FACET_COLLAPSE:
 *
 * collapse the types of the facet
 */
#define XML_SCHEMAS_FACET_COLLAPSE        3
/**
 * A facet definition.
 */
struct _xmlSchemaFacet {
    xmlSchemaTypeType type;        /* The kind of type */
    struct _xmlSchemaFacet *next;/* the next type if in a sequence ... */
    const xmlChar *value; /* The original value */
    const xmlChar *id; /* Obsolete */
    xmlSchemaAnnotPtr annot;
    xmlNodePtr node;
    int fixed; /* XML_SCHEMAS_FACET_PRESERVE, etc. */
    int whitespace;
    xmlSchemaValPtr val; /* The compiled value */
    xmlRegexpPtr    regexp; /* The regex for patterns */
};

/**
 * A notation definition.
 */
typedef struct _xmlSchemaNotation xmlSchemaNotation;
typedef xmlSchemaNotation *xmlSchemaNotationPtr;
struct _xmlSchemaNotation {
    xmlSchemaTypeType type; /* The kind of type */
    const xmlChar *name;
    xmlSchemaAnnotPtr annot;
    const xmlChar *identifier;
    const xmlChar *targetNamespace;
};

/*
* TODO: Actually all those flags used for the schema should sit
* on the schema parser context, since they are used only
* during parsing an XML schema document, and not available
* on the component level as per spec.
*/
/**
 * XML_SCHEMAS_QUALIF_ELEM:
 *
 * Reflects elementFormDefault == qualified in
 * an XML schema document.
 */
#define XML_SCHEMAS_QUALIF_ELEM                1 << 0
/**
 * XML_SCHEMAS_QUALIF_ATTR:
 *
 * Reflects attributeFormDefault == qualified in
 * an XML schema document.
 */
#define XML_SCHEMAS_QUALIF_ATTR            1 << 1
/**
 * XML_SCHEMAS_FINAL_DEFAULT_EXTENSION:
 *
 * the schema has "extension" in the set of finalDefault.
 */
#define XML_SCHEMAS_FINAL_DEFAULT_EXTENSION        1 << 2
/**
 * XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION:
 *
 * the schema has "restriction" in the set of finalDefault.
 */
#define XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION            1 << 3
/**
 * XML_SCHEMAS_FINAL_DEFAULT_LIST:
 *
 * the cshema has "list" in the set of finalDefault.
 */
#define XML_SCHEMAS_FINAL_DEFAULT_LIST            1 << 4
/**
 * XML_SCHEMAS_FINAL_DEFAULT_UNION:
 *
 * the schema has "union" in the set of finalDefault.
 */
#define XML_SCHEMAS_FINAL_DEFAULT_UNION            1 << 5
/**
 * XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION:
 *
 * the schema has "extension" in the set of blockDefault.
 */
#define XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION            1 << 6
/**
 * XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION:
 *
 * the schema has "restriction" in the set of blockDefault.
 */
#define XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION            1 << 7
/**
 * XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION:
 *
 * the schema has "substitution" in the set of blockDefault.
 */
#define XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION            1 << 8
/**
 * XML_SCHEMAS_INCLUDING_CONVERT_NS:
 *
 * the schema is currently including an other schema with
 * no target namespace.
 */
#define XML_SCHEMAS_INCLUDING_CONVERT_NS            1 << 9
/**
 * _xmlSchema:
 *
 * A Schemas definition
 */
struct _xmlSchema {
    const xmlChar *name; /* schema name */
    const xmlChar *targetNamespace; /* the target namespace */
    const xmlChar *version;
    const xmlChar *id; /* Obsolete */
    xmlDocPtr doc;
    xmlSchemaAnnotPtr annot;
    int flags;

xmlHashTablePtr typeDecl;
    xmlHashTablePtr attrDecl;
    xmlHashTablePtr attrgrpDecl;
    xmlHashTablePtr elemDecl;
    xmlHashTablePtr notaDecl;

xmlHashTablePtr schemasImports;

void *_private;        /* unused by the library for users or bindings */
    xmlHashTablePtr groupDecl;
    xmlDictPtr      dict;
    void *includes;     /* the includes, this is opaque for now */
    int preserve;        /* whether to free the document */
    int counter; /* used to give ononymous components unique names */
    xmlHashTablePtr idcDef; /* All identity-constraint defs. */
    void *volatiles; /* Obsolete */
};

XMLPUBFUN void XMLCALL         xmlSchemaFreeType        (xmlSchemaTypePtr type);
XMLPUBFUN void XMLCALL         xmlSchemaFreeWildcard(xmlSchemaWildcardPtr wildcard);

#ifdef __cplusplus
}
#endif

#endif /* LIBXML_SCHEMAS_ENABLED */
#endif /* __XML_SCHEMA_INTERNALS_H__ */

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