blob: 60268e2d8eb9892c711935a7d57681b76793e315 [file] [log] [blame]
/*
* schemastypes.c : implementation of the XML Schema Datatypes
* definition and validity checking
*
* See Copyright for the status of this software.
*
* Daniel Veillard <veillard@redhat.com>
*/
/* To avoid EBCDIC trouble when parsing on zOS */
#if defined(__MVS__)
#pragma convert("ISO8859-1")
#endif
#define IN_LIBXML
#include "libxml.h"
#ifdef LIBXML_SCHEMAS_ENABLED
#include <string.h>
#include <math.h>
#include <float.h>
#include <libxml/xmlmemory.h>
#include <libxml/parser.h>
#include <libxml/parserInternals.h>
#include <libxml/hash.h>
#include <libxml/valid.h>
#include <libxml/xpath.h>
#include <libxml/uri.h>
#include <libxml/xmlschemas.h>
#include <libxml/schemasInternals.h>
#include <libxml/xmlschemastypes.h>
#include "private/error.h"
#define DEBUG
#ifndef LIBXML_XPATH_ENABLED
extern double xmlXPathNAN;
extern double xmlXPathPINF;
extern double xmlXPathNINF;
#endif
#define TODO \
xmlGenericError(xmlGenericErrorContext, \
"Unimplemented block at %s:%d\n", \
__FILE__, __LINE__);
#define XML_SCHEMAS_NAMESPACE_NAME \
(const xmlChar *)"http://www.w3.org/2001/XMLSchema"
#define IS_WSP_REPLACE_CH(c) ((((c) == 0x9) || ((c) == 0xa)) || \
((c) == 0xd))
#define IS_WSP_SPACE_CH(c) ((c) == 0x20)
#define IS_WSP_BLANK_CH(c) IS_BLANK_CH(c)
/* Date value */
typedef struct _xmlSchemaValDate xmlSchemaValDate;
typedef xmlSchemaValDate *xmlSchemaValDatePtr;
struct _xmlSchemaValDate {
long year;
unsigned int mon :4; /* 1 <= mon <= 12 */
unsigned int day :5; /* 1 <= day <= 31 */
unsigned int hour :5; /* 0 <= hour <= 24 */
unsigned int min :6; /* 0 <= min <= 59 */
double sec;
unsigned int tz_flag :1; /* is tzo explicitly set? */
signed int tzo :12; /* -1440 <= tzo <= 1440;
currently only -840 to +840 are needed */
};
/* Duration value */
typedef struct _xmlSchemaValDuration xmlSchemaValDuration;
typedef xmlSchemaValDuration *xmlSchemaValDurationPtr;
struct _xmlSchemaValDuration {
long mon; /* mon stores years also */
long day;
double sec; /* sec stores min and hour also */
};
typedef struct _xmlSchemaValDecimal xmlSchemaValDecimal;
typedef xmlSchemaValDecimal *xmlSchemaValDecimalPtr;
struct _xmlSchemaValDecimal {
/* would use long long but not portable */
unsigned long lo;
unsigned long mi;
unsigned long hi;
unsigned int extra;
unsigned int sign:1;
unsigned int frac:7;
unsigned int total:8;
};
typedef struct _xmlSchemaValQName xmlSchemaValQName;
typedef xmlSchemaValQName *xmlSchemaValQNamePtr;
struct _xmlSchemaValQName {
xmlChar *name;
xmlChar *uri;
};
typedef struct _xmlSchemaValHex xmlSchemaValHex;
typedef xmlSchemaValHex *xmlSchemaValHexPtr;
struct _xmlSchemaValHex {
xmlChar *str;
unsigned int total;
};
typedef struct _xmlSchemaValBase64 xmlSchemaValBase64;
typedef xmlSchemaValBase64 *xmlSchemaValBase64Ptr;
struct _xmlSchemaValBase64 {
xmlChar *str;
unsigned int total;
};
struct _xmlSchemaVal {
xmlSchemaValType type;
struct _xmlSchemaVal *next;
union {
xmlSchemaValDecimal decimal;
xmlSchemaValDate date;
xmlSchemaValDuration dur;
xmlSchemaValQName qname;
xmlSchemaValHex hex;
xmlSchemaValBase64 base64;
float f;
double d;
int b;
xmlChar *str;
} value;
};
static int xmlSchemaTypesInitialized = 0;
static xmlHashTablePtr xmlSchemaTypesBank = NULL;
/*
* Basic types
*/
static xmlSchemaTypePtr xmlSchemaTypeStringDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeAnyTypeDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeAnySimpleTypeDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeDecimalDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeDatetimeDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeDateDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeTimeDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeGYearDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeGYearMonthDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeGDayDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeGMonthDayDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeGMonthDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeDurationDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeFloatDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeBooleanDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeDoubleDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeHexBinaryDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeBase64BinaryDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeAnyURIDef = NULL;
/*
* Derived types
*/
static xmlSchemaTypePtr xmlSchemaTypePositiveIntegerDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNonPositiveIntegerDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNegativeIntegerDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNonNegativeIntegerDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeIntegerDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeLongDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeIntDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeShortDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeByteDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeUnsignedLongDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeUnsignedIntDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeUnsignedShortDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeUnsignedByteDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNormStringDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeTokenDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeLanguageDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNameDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeQNameDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNCNameDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeIdDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeIdrefDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeIdrefsDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeEntityDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeEntitiesDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNotationDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNmtokenDef = NULL;
static xmlSchemaTypePtr xmlSchemaTypeNmtokensDef = NULL;
/************************************************************************
* *
* Datatype error handlers *
* *
************************************************************************/
/**
* xmlSchemaTypeErrMemory:
* @extra: extra information
*
* Handle an out of memory condition
*/
static void
xmlSchemaTypeErrMemory(xmlNodePtr node, const char *extra)
{
__xmlSimpleError(XML_FROM_DATATYPE, XML_ERR_NO_MEMORY, node, NULL, extra);
}
/************************************************************************
* *
* Base types support *
* *
************************************************************************/
/**
* xmlSchemaNewValue:
* @type: the value type
*
* Allocate a new simple type value
*
* Returns a pointer to the new value or NULL in case of error
*/
static xmlSchemaValPtr
xmlSchemaNewValue(xmlSchemaValType type) {
xmlSchemaValPtr value;
value = (xmlSchemaValPtr) xmlMalloc(sizeof(xmlSchemaVal));
if (value == NULL) {
return(NULL);
}
memset(value, 0, sizeof(xmlSchemaVal));
value->type = type;
return(value);
}
static xmlSchemaFacetPtr
xmlSchemaNewMinLengthFacet(int value)
{
xmlSchemaFacetPtr ret;
ret = xmlSchemaNewFacet();
if (ret == NULL) {
return(NULL);
}
ret->type = XML_SCHEMA_FACET_MINLENGTH;
ret->val = xmlSchemaNewValue(XML_SCHEMAS_NNINTEGER);
if (ret->val == NULL) {
xmlFree(ret);
return(NULL);
}
ret->val->value.decimal.lo = value;
return (ret);
}
/*
* xmlSchemaInitBasicType:
* @name: the type name
* @type: the value type associated
*
* Initialize one primitive built-in type
*/
static xmlSchemaTypePtr
xmlSchemaInitBasicType(const char *name, xmlSchemaValType type,
xmlSchemaTypePtr baseType) {
xmlSchemaTypePtr ret;
ret = (xmlSchemaTypePtr) xmlMalloc(sizeof(xmlSchemaType));
if (ret == NULL) {
xmlSchemaTypeErrMemory(NULL, "could not initialize basic types");
return(NULL);
}
memset(ret, 0, sizeof(xmlSchemaType));
ret->name = (const xmlChar *)name;
ret->targetNamespace = XML_SCHEMAS_NAMESPACE_NAME;
ret->type = XML_SCHEMA_TYPE_BASIC;
ret->baseType = baseType;
ret->contentType = XML_SCHEMA_CONTENT_BASIC;
/*
* Primitive types.
*/
switch (type) {
case XML_SCHEMAS_STRING:
case XML_SCHEMAS_DECIMAL:
case XML_SCHEMAS_DATE:
case XML_SCHEMAS_DATETIME:
case XML_SCHEMAS_TIME:
case XML_SCHEMAS_GYEAR:
case XML_SCHEMAS_GYEARMONTH:
case XML_SCHEMAS_GMONTH:
case XML_SCHEMAS_GMONTHDAY:
case XML_SCHEMAS_GDAY:
case XML_SCHEMAS_DURATION:
case XML_SCHEMAS_FLOAT:
case XML_SCHEMAS_DOUBLE:
case XML_SCHEMAS_BOOLEAN:
case XML_SCHEMAS_ANYURI:
case XML_SCHEMAS_HEXBINARY:
case XML_SCHEMAS_BASE64BINARY:
case XML_SCHEMAS_QNAME:
case XML_SCHEMAS_NOTATION:
ret->flags |= XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE;
break;
default:
break;
}
/*
* Set variety.
*/
switch (type) {
case XML_SCHEMAS_ANYTYPE:
case XML_SCHEMAS_ANYSIMPLETYPE:
break;
case XML_SCHEMAS_IDREFS:
case XML_SCHEMAS_NMTOKENS:
case XML_SCHEMAS_ENTITIES:
ret->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST;
ret->facets = xmlSchemaNewMinLengthFacet(1);
ret->flags |= XML_SCHEMAS_TYPE_HAS_FACETS;
break;
default:
ret->flags |= XML_SCHEMAS_TYPE_VARIETY_ATOMIC;
break;
}
xmlHashAddEntry2(xmlSchemaTypesBank, ret->name,
XML_SCHEMAS_NAMESPACE_NAME, ret);
ret->builtInType = type;
return(ret);
}
/*
* WARNING: Those type reside normally in xmlschemas.c but are
* redefined here locally in oder of being able to use them for xs:anyType-
* TODO: Remove those definition if we move the types to a header file.
* TODO: Always keep those structs up-to-date with the originals.
*/
#define UNBOUNDED (1 << 30)
typedef struct _xmlSchemaTreeItem xmlSchemaTreeItem;
typedef xmlSchemaTreeItem *xmlSchemaTreeItemPtr;
struct _xmlSchemaTreeItem {
xmlSchemaTypeType type;
xmlSchemaAnnotPtr annot;
xmlSchemaTreeItemPtr next;
xmlSchemaTreeItemPtr children;
};
typedef struct _xmlSchemaParticle xmlSchemaParticle;
typedef xmlSchemaParticle *xmlSchemaParticlePtr;
struct _xmlSchemaParticle {
xmlSchemaTypeType type;
xmlSchemaAnnotPtr annot;
xmlSchemaTreeItemPtr next;
xmlSchemaTreeItemPtr children;
int minOccurs;
int maxOccurs;
xmlNodePtr node;
};
typedef struct _xmlSchemaModelGroup xmlSchemaModelGroup;
typedef xmlSchemaModelGroup *xmlSchemaModelGroupPtr;
struct _xmlSchemaModelGroup {
xmlSchemaTypeType type;
xmlSchemaAnnotPtr annot;
xmlSchemaTreeItemPtr next;
xmlSchemaTreeItemPtr children;
xmlNodePtr node;
};
static xmlSchemaParticlePtr
xmlSchemaAddParticle(void)
{
xmlSchemaParticlePtr ret = NULL;
ret = (xmlSchemaParticlePtr)
xmlMalloc(sizeof(xmlSchemaParticle));
if (ret == NULL) {
xmlSchemaTypeErrMemory(NULL, "allocating particle component");
return (NULL);
}
memset(ret, 0, sizeof(xmlSchemaParticle));
ret->type = XML_SCHEMA_TYPE_PARTICLE;
ret->minOccurs = 1;
ret->maxOccurs = 1;
return (ret);
}
static void
xmlSchemaFreeTypeEntry(void *type, const xmlChar *name ATTRIBUTE_UNUSED) {
xmlSchemaFreeType((xmlSchemaTypePtr) type);
}
/**
* xmlSchemaCleanupTypesInternal:
*
* Cleanup the default XML Schemas type library
*/
static void
xmlSchemaCleanupTypesInternal(void) {
xmlSchemaParticlePtr particle;
/*
* Free xs:anyType.
*/
if (xmlSchemaTypeAnyTypeDef != NULL) {
/* Attribute wildcard. */
xmlSchemaFreeWildcard(xmlSchemaTypeAnyTypeDef->attributeWildcard);
/* Content type. */
particle = (xmlSchemaParticlePtr) xmlSchemaTypeAnyTypeDef->subtypes;
/* Wildcard. */
xmlSchemaFreeWildcard((xmlSchemaWildcardPtr)
particle->children->children->children);
xmlFree((xmlSchemaParticlePtr) particle->children->children);
/* Sequence model group. */
xmlFree((xmlSchemaModelGroupPtr) particle->children);
xmlFree((xmlSchemaParticlePtr) particle);
xmlSchemaTypeAnyTypeDef->subtypes = NULL;
xmlSchemaTypeAnyTypeDef = NULL;
}
xmlHashFree(xmlSchemaTypesBank, xmlSchemaFreeTypeEntry);
xmlSchemaTypesBank = NULL;
/* Note that the xmlSchemaType*Def pointers aren't set to NULL. */
}
/*
* xmlSchemaInitTypes:
*
* Initialize the default XML Schemas type library
*
* Returns 0 on success, -1 on error.
*/
int
xmlSchemaInitTypes(void)
{
if (xmlSchemaTypesInitialized != 0)
return (0);
xmlSchemaTypesBank = xmlHashCreate(40);
if (xmlSchemaTypesBank == NULL) {
xmlSchemaTypeErrMemory(NULL, NULL);
goto error;
}
/*
* 3.4.7 Built-in Complex Type Definition
*/
xmlSchemaTypeAnyTypeDef = xmlSchemaInitBasicType("anyType",
XML_SCHEMAS_ANYTYPE,
NULL);
if (xmlSchemaTypeAnyTypeDef == NULL)
goto error;
xmlSchemaTypeAnyTypeDef->baseType = xmlSchemaTypeAnyTypeDef;
xmlSchemaTypeAnyTypeDef->contentType = XML_SCHEMA_CONTENT_MIXED;
/*
* Init the content type.
*/
xmlSchemaTypeAnyTypeDef->contentType = XML_SCHEMA_CONTENT_MIXED;
{
xmlSchemaParticlePtr particle;
xmlSchemaModelGroupPtr sequence;
xmlSchemaWildcardPtr wild;
/* First particle. */
particle = xmlSchemaAddParticle();
if (particle == NULL)
goto error;
xmlSchemaTypeAnyTypeDef->subtypes = (xmlSchemaTypePtr) particle;
/* Sequence model group. */
sequence = (xmlSchemaModelGroupPtr)
xmlMalloc(sizeof(xmlSchemaModelGroup));
if (sequence == NULL) {
xmlSchemaTypeErrMemory(NULL, "allocating model group component");
goto error;
}
memset(sequence, 0, sizeof(xmlSchemaModelGroup));
sequence->type = XML_SCHEMA_TYPE_SEQUENCE;
particle->children = (xmlSchemaTreeItemPtr) sequence;
/* Second particle. */
particle = xmlSchemaAddParticle();
if (particle == NULL)
goto error;
particle->minOccurs = 0;
particle->maxOccurs = UNBOUNDED;
sequence->children = (xmlSchemaTreeItemPtr) particle;
/* The wildcard */
wild = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard));
if (wild == NULL) {
xmlSchemaTypeErrMemory(NULL, "allocating wildcard component");
goto error;
}
memset(wild, 0, sizeof(xmlSchemaWildcard));
wild->type = XML_SCHEMA_TYPE_ANY;
wild->any = 1;
wild->processContents = XML_SCHEMAS_ANY_LAX;
particle->children = (xmlSchemaTreeItemPtr) wild;
/*
* Create the attribute wildcard.
*/
wild = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard));
if (wild == NULL) {
xmlSchemaTypeErrMemory(NULL, "could not create an attribute "
"wildcard on anyType");
goto error;
}
memset(wild, 0, sizeof(xmlSchemaWildcard));
wild->any = 1;
wild->processContents = XML_SCHEMAS_ANY_LAX;
xmlSchemaTypeAnyTypeDef->attributeWildcard = wild;
}
xmlSchemaTypeAnySimpleTypeDef = xmlSchemaInitBasicType("anySimpleType",
XML_SCHEMAS_ANYSIMPLETYPE,
xmlSchemaTypeAnyTypeDef);
if (xmlSchemaTypeAnySimpleTypeDef == NULL)
goto error;
/*
* primitive datatypes
*/
xmlSchemaTypeStringDef = xmlSchemaInitBasicType("string",
XML_SCHEMAS_STRING,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeStringDef == NULL)
goto error;
xmlSchemaTypeDecimalDef = xmlSchemaInitBasicType("decimal",
XML_SCHEMAS_DECIMAL,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeDecimalDef == NULL)
goto error;
xmlSchemaTypeDateDef = xmlSchemaInitBasicType("date",
XML_SCHEMAS_DATE,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeDateDef == NULL)
goto error;
xmlSchemaTypeDatetimeDef = xmlSchemaInitBasicType("dateTime",
XML_SCHEMAS_DATETIME,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeDatetimeDef == NULL)
goto error;
xmlSchemaTypeTimeDef = xmlSchemaInitBasicType("time",
XML_SCHEMAS_TIME,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeTimeDef == NULL)
goto error;
xmlSchemaTypeGYearDef = xmlSchemaInitBasicType("gYear",
XML_SCHEMAS_GYEAR,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeGYearDef == NULL)
goto error;
xmlSchemaTypeGYearMonthDef = xmlSchemaInitBasicType("gYearMonth",
XML_SCHEMAS_GYEARMONTH,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeGYearMonthDef == NULL)
goto error;
xmlSchemaTypeGMonthDef = xmlSchemaInitBasicType("gMonth",
XML_SCHEMAS_GMONTH,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeGMonthDef == NULL)
goto error;
xmlSchemaTypeGMonthDayDef = xmlSchemaInitBasicType("gMonthDay",
XML_SCHEMAS_GMONTHDAY,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeGMonthDayDef == NULL)
goto error;
xmlSchemaTypeGDayDef = xmlSchemaInitBasicType("gDay",
XML_SCHEMAS_GDAY,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeGDayDef == NULL)
goto error;
xmlSchemaTypeDurationDef = xmlSchemaInitBasicType("duration",
XML_SCHEMAS_DURATION,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeDurationDef == NULL)
goto error;
xmlSchemaTypeFloatDef = xmlSchemaInitBasicType("float",
XML_SCHEMAS_FLOAT,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeFloatDef == NULL)
goto error;
xmlSchemaTypeDoubleDef = xmlSchemaInitBasicType("double",
XML_SCHEMAS_DOUBLE,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeDoubleDef == NULL)
goto error;
xmlSchemaTypeBooleanDef = xmlSchemaInitBasicType("boolean",
XML_SCHEMAS_BOOLEAN,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeBooleanDef == NULL)
goto error;
xmlSchemaTypeAnyURIDef = xmlSchemaInitBasicType("anyURI",
XML_SCHEMAS_ANYURI,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeAnyURIDef == NULL)
goto error;
xmlSchemaTypeHexBinaryDef = xmlSchemaInitBasicType("hexBinary",
XML_SCHEMAS_HEXBINARY,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeHexBinaryDef == NULL)
goto error;
xmlSchemaTypeBase64BinaryDef
= xmlSchemaInitBasicType("base64Binary", XML_SCHEMAS_BASE64BINARY,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeBase64BinaryDef == NULL)
goto error;
xmlSchemaTypeNotationDef = xmlSchemaInitBasicType("NOTATION",
XML_SCHEMAS_NOTATION,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeNotationDef == NULL)
goto error;
xmlSchemaTypeQNameDef = xmlSchemaInitBasicType("QName",
XML_SCHEMAS_QNAME,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeQNameDef == NULL)
goto error;
/*
* derived datatypes
*/
xmlSchemaTypeIntegerDef = xmlSchemaInitBasicType("integer",
XML_SCHEMAS_INTEGER,
xmlSchemaTypeDecimalDef);
if (xmlSchemaTypeIntegerDef == NULL)
goto error;
xmlSchemaTypeNonPositiveIntegerDef =
xmlSchemaInitBasicType("nonPositiveInteger",
XML_SCHEMAS_NPINTEGER,
xmlSchemaTypeIntegerDef);
if (xmlSchemaTypeNonPositiveIntegerDef == NULL)
goto error;
xmlSchemaTypeNegativeIntegerDef =
xmlSchemaInitBasicType("negativeInteger", XML_SCHEMAS_NINTEGER,
xmlSchemaTypeNonPositiveIntegerDef);
if (xmlSchemaTypeNegativeIntegerDef == NULL)
goto error;
xmlSchemaTypeLongDef =
xmlSchemaInitBasicType("long", XML_SCHEMAS_LONG,
xmlSchemaTypeIntegerDef);
if (xmlSchemaTypeLongDef == NULL)
goto error;
xmlSchemaTypeIntDef = xmlSchemaInitBasicType("int", XML_SCHEMAS_INT,
xmlSchemaTypeLongDef);
if (xmlSchemaTypeIntDef == NULL)
goto error;
xmlSchemaTypeShortDef = xmlSchemaInitBasicType("short",
XML_SCHEMAS_SHORT,
xmlSchemaTypeIntDef);
if (xmlSchemaTypeShortDef == NULL)
goto error;
xmlSchemaTypeByteDef = xmlSchemaInitBasicType("byte",
XML_SCHEMAS_BYTE,
xmlSchemaTypeShortDef);
if (xmlSchemaTypeByteDef == NULL)
goto error;
xmlSchemaTypeNonNegativeIntegerDef =
xmlSchemaInitBasicType("nonNegativeInteger",
XML_SCHEMAS_NNINTEGER,
xmlSchemaTypeIntegerDef);
if (xmlSchemaTypeNonNegativeIntegerDef == NULL)
goto error;
xmlSchemaTypeUnsignedLongDef =
xmlSchemaInitBasicType("unsignedLong", XML_SCHEMAS_ULONG,
xmlSchemaTypeNonNegativeIntegerDef);
if (xmlSchemaTypeUnsignedLongDef == NULL)
goto error;
xmlSchemaTypeUnsignedIntDef =
xmlSchemaInitBasicType("unsignedInt", XML_SCHEMAS_UINT,
xmlSchemaTypeUnsignedLongDef);
if (xmlSchemaTypeUnsignedIntDef == NULL)
goto error;
xmlSchemaTypeUnsignedShortDef =
xmlSchemaInitBasicType("unsignedShort", XML_SCHEMAS_USHORT,
xmlSchemaTypeUnsignedIntDef);
if (xmlSchemaTypeUnsignedShortDef == NULL)
goto error;
xmlSchemaTypeUnsignedByteDef =
xmlSchemaInitBasicType("unsignedByte", XML_SCHEMAS_UBYTE,
xmlSchemaTypeUnsignedShortDef);
if (xmlSchemaTypeUnsignedByteDef == NULL)
goto error;
xmlSchemaTypePositiveIntegerDef =
xmlSchemaInitBasicType("positiveInteger", XML_SCHEMAS_PINTEGER,
xmlSchemaTypeNonNegativeIntegerDef);
if (xmlSchemaTypePositiveIntegerDef == NULL)
goto error;
xmlSchemaTypeNormStringDef = xmlSchemaInitBasicType("normalizedString",
XML_SCHEMAS_NORMSTRING,
xmlSchemaTypeStringDef);
if (xmlSchemaTypeNormStringDef == NULL)
goto error;
xmlSchemaTypeTokenDef = xmlSchemaInitBasicType("token",
XML_SCHEMAS_TOKEN,
xmlSchemaTypeNormStringDef);
if (xmlSchemaTypeTokenDef == NULL)
goto error;
xmlSchemaTypeLanguageDef = xmlSchemaInitBasicType("language",
XML_SCHEMAS_LANGUAGE,
xmlSchemaTypeTokenDef);
if (xmlSchemaTypeLanguageDef == NULL)
goto error;
xmlSchemaTypeNameDef = xmlSchemaInitBasicType("Name",
XML_SCHEMAS_NAME,
xmlSchemaTypeTokenDef);
if (xmlSchemaTypeNameDef == NULL)
goto error;
xmlSchemaTypeNmtokenDef = xmlSchemaInitBasicType("NMTOKEN",
XML_SCHEMAS_NMTOKEN,
xmlSchemaTypeTokenDef);
if (xmlSchemaTypeNmtokenDef == NULL)
goto error;
xmlSchemaTypeNCNameDef = xmlSchemaInitBasicType("NCName",
XML_SCHEMAS_NCNAME,
xmlSchemaTypeNameDef);
if (xmlSchemaTypeNCNameDef == NULL)
goto error;
xmlSchemaTypeIdDef = xmlSchemaInitBasicType("ID", XML_SCHEMAS_ID,
xmlSchemaTypeNCNameDef);
if (xmlSchemaTypeIdDef == NULL)
goto error;
xmlSchemaTypeIdrefDef = xmlSchemaInitBasicType("IDREF",
XML_SCHEMAS_IDREF,
xmlSchemaTypeNCNameDef);
if (xmlSchemaTypeIdrefDef == NULL)
goto error;
xmlSchemaTypeEntityDef = xmlSchemaInitBasicType("ENTITY",
XML_SCHEMAS_ENTITY,
xmlSchemaTypeNCNameDef);
if (xmlSchemaTypeEntityDef == NULL)
goto error;
/*
* Derived list types.
*/
/* ENTITIES */
xmlSchemaTypeEntitiesDef = xmlSchemaInitBasicType("ENTITIES",
XML_SCHEMAS_ENTITIES,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeEntitiesDef == NULL)
goto error;
xmlSchemaTypeEntitiesDef->subtypes = xmlSchemaTypeEntityDef;
/* IDREFS */
xmlSchemaTypeIdrefsDef = xmlSchemaInitBasicType("IDREFS",
XML_SCHEMAS_IDREFS,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeIdrefsDef == NULL)
goto error;
xmlSchemaTypeIdrefsDef->subtypes = xmlSchemaTypeIdrefDef;
/* NMTOKENS */
xmlSchemaTypeNmtokensDef = xmlSchemaInitBasicType("NMTOKENS",
XML_SCHEMAS_NMTOKENS,
xmlSchemaTypeAnySimpleTypeDef);
if (xmlSchemaTypeNmtokensDef == NULL)
goto error;
xmlSchemaTypeNmtokensDef->subtypes = xmlSchemaTypeNmtokenDef;
xmlSchemaTypesInitialized = 1;
return (0);
error:
xmlSchemaCleanupTypesInternal();
return (-1);
}
/**
* xmlSchemaCleanupTypes:
*
* DEPRECATED: This function will be made private. Call xmlCleanupParser
* to free global state but see the warnings there. xmlCleanupParser
* should be only called once at program exit. In most cases, you don't
* have to call cleanup functions at all.
*
* Cleanup the default XML Schemas type library
*/
void
xmlSchemaCleanupTypes(void) {
if (xmlSchemaTypesInitialized != 0) {
xmlSchemaCleanupTypesInternal();
xmlSchemaTypesInitialized = 0;
}
}
/**
* xmlSchemaIsBuiltInTypeFacet:
* @type: the built-in type
* @facetType: the facet type
*
* Evaluates if a specific facet can be
* used in conjunction with a type.
*
* Returns 1 if the facet can be used with the given built-in type,
* 0 otherwise and -1 in case the type is not a built-in type.
*/
int
xmlSchemaIsBuiltInTypeFacet(xmlSchemaTypePtr type, int facetType)
{
if (type == NULL)
return (-1);
if (type->type != XML_SCHEMA_TYPE_BASIC)
return (-1);
switch (type->builtInType) {
case XML_SCHEMAS_BOOLEAN:
if ((facetType == XML_SCHEMA_FACET_PATTERN) ||
(facetType == XML_SCHEMA_FACET_WHITESPACE))
return (1);
else
return (0);
case XML_SCHEMAS_STRING:
case XML_SCHEMAS_NOTATION:
case XML_SCHEMAS_QNAME:
case XML_SCHEMAS_ANYURI:
case XML_SCHEMAS_BASE64BINARY:
case XML_SCHEMAS_HEXBINARY:
if ((facetType == XML_SCHEMA_FACET_LENGTH) ||
(facetType == XML_SCHEMA_FACET_MINLENGTH) ||
(facetType == XML_SCHEMA_FACET_MAXLENGTH) ||
(facetType == XML_SCHEMA_FACET_PATTERN) ||
(facetType == XML_SCHEMA_FACET_ENUMERATION) ||
(facetType == XML_SCHEMA_FACET_WHITESPACE))
return (1);
else
return (0);
case XML_SCHEMAS_DECIMAL:
if ((facetType == XML_SCHEMA_FACET_TOTALDIGITS) ||
(facetType == XML_SCHEMA_FACET_FRACTIONDIGITS) ||
(facetType == XML_SCHEMA_FACET_PATTERN) ||
(facetType == XML_SCHEMA_FACET_WHITESPACE) ||
(facetType == XML_SCHEMA_FACET_ENUMERATION) ||
(facetType == XML_SCHEMA_FACET_MAXINCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MAXEXCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MININCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MINEXCLUSIVE))
return (1);
else
return (0);
case XML_SCHEMAS_TIME:
case XML_SCHEMAS_GDAY:
case XML_SCHEMAS_GMONTH:
case XML_SCHEMAS_GMONTHDAY:
case XML_SCHEMAS_GYEAR:
case XML_SCHEMAS_GYEARMONTH:
case XML_SCHEMAS_DATE:
case XML_SCHEMAS_DATETIME:
case XML_SCHEMAS_DURATION:
case XML_SCHEMAS_FLOAT:
case XML_SCHEMAS_DOUBLE:
if ((facetType == XML_SCHEMA_FACET_PATTERN) ||
(facetType == XML_SCHEMA_FACET_ENUMERATION) ||
(facetType == XML_SCHEMA_FACET_WHITESPACE) ||
(facetType == XML_SCHEMA_FACET_MAXINCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MAXEXCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MININCLUSIVE) ||
(facetType == XML_SCHEMA_FACET_MINEXCLUSIVE))
return (1);
else
return (0);
default:
break;
}
return (0);
}
/**
* xmlSchemaGetBuiltInType:
* @type: the type of the built in type
*
* Gives you the type struct for a built-in
* type by its type id.
*
* Returns the type if found, NULL otherwise.
*/
xmlSchemaTypePtr
xmlSchemaGetBuiltInType(xmlSchemaValType type)
{
if ((xmlSchemaTypesInitialized == 0) &&
(xmlSchemaInitTypes() < 0))
return (NULL);
switch (type) {
case XML_SCHEMAS_ANYSIMPLETYPE:
return (xmlSchemaTypeAnySimpleTypeDef);
case XML_SCHEMAS_STRING:
return (xmlSchemaTypeStringDef);
case XML_SCHEMAS_NORMSTRING:
return (xmlSchemaTypeNormStringDef);
case XML_SCHEMAS_DECIMAL:
return (xmlSchemaTypeDecimalDef);
case XML_SCHEMAS_TIME:
return (xmlSchemaTypeTimeDef);
case XML_SCHEMAS_GDAY:
return (xmlSchemaTypeGDayDef);
case XML_SCHEMAS_GMONTH:
return (xmlSchemaTypeGMonthDef);
case XML_SCHEMAS_GMONTHDAY:
return (xmlSchemaTypeGMonthDayDef);
case XML_SCHEMAS_GYEAR:
return (xmlSchemaTypeGYearDef);
case XML_SCHEMAS_GYEARMONTH:
return (xmlSchemaTypeGYearMonthDef);
case XML_SCHEMAS_DATE:
return (xmlSchemaTypeDateDef);
case XML_SCHEMAS_DATETIME:
return (xmlSchemaTypeDatetimeDef);
case XML_SCHEMAS_DURATION:
return (xmlSchemaTypeDurationDef);
case XML_SCHEMAS_FLOAT:
return (xmlSchemaTypeFloatDef);
case XML_SCHEMAS_DOUBLE:
return (xmlSchemaTypeDoubleDef);
case XML_SCHEMAS_BOOLEAN:
return (xmlSchemaTypeBooleanDef);
case XML_SCHEMAS_TOKEN:
return (xmlSchemaTypeTokenDef);
case XML_SCHEMAS_LANGUAGE:
return (xmlSchemaTypeLanguageDef);
case XML_SCHEMAS_NMTOKEN:
return (xmlSchemaTypeNmtokenDef);
case XML_SCHEMAS_NMTOKENS:
return (xmlSchemaTypeNmtokensDef);
case XML_SCHEMAS_NAME:
return (xmlSchemaTypeNameDef);
case XML_SCHEMAS_QNAME:
return (xmlSchemaTypeQNameDef);
case XML_SCHEMAS_NCNAME:
return (xmlSchemaTypeNCNameDef);
case XML_SCHEMAS_ID:
return (xmlSchemaTypeIdDef);
case XML_SCHEMAS_IDREF:
return (xmlSchemaTypeIdrefDef);
case XML_SCHEMAS_IDREFS:
return (xmlSchemaTypeIdrefsDef);
case XML_SCHEMAS_ENTITY:
return (xmlSchemaTypeEntityDef);
case XML_SCHEMAS_ENTITIES:
return (xmlSchemaTypeEntitiesDef);
case XML_SCHEMAS_NOTATION:
return (xmlSchemaTypeNotationDef);
case XML_SCHEMAS_ANYURI:
return (xmlSchemaTypeAnyURIDef);
case XML_SCHEMAS_INTEGER:
return (xmlSchemaTypeIntegerDef);
case XML_SCHEMAS_NPINTEGER:
return (xmlSchemaTypeNonPositiveIntegerDef);
case XML_SCHEMAS_NINTEGER:
return (xmlSchemaTypeNegativeIntegerDef);
case XML_SCHEMAS_NNINTEGER:
return (xmlSchemaTypeNonNegativeIntegerDef);
case XML_SCHEMAS_PINTEGER:
return (xmlSchemaTypePositiveIntegerDef);
case XML_SCHEMAS_INT:
return (xmlSchemaTypeIntDef);
case XML_SCHEMAS_UINT:
return (xmlSchemaTypeUnsignedIntDef);
case XML_SCHEMAS_LONG:
return (xmlSchemaTypeLongDef);
case XML_SCHEMAS_ULONG:
return (xmlSchemaTypeUnsignedLongDef);
case XML_SCHEMAS_SHORT:
return (xmlSchemaTypeShortDef);
case XML_SCHEMAS_USHORT:
return (xmlSchemaTypeUnsignedShortDef);
case XML_SCHEMAS_BYTE:
return (xmlSchemaTypeByteDef);
case XML_SCHEMAS_UBYTE:
return (xmlSchemaTypeUnsignedByteDef);
case XML_SCHEMAS_HEXBINARY:
return (xmlSchemaTypeHexBinaryDef);
case XML_SCHEMAS_BASE64BINARY:
return (xmlSchemaTypeBase64BinaryDef);
case XML_SCHEMAS_ANYTYPE:
return (xmlSchemaTypeAnyTypeDef);
default:
return (NULL);
}
}
/**
* xmlSchemaValueAppend:
* @prev: the value
* @cur: the value to be appended
*
* Appends a next sibling to a list of computed values.
*
* Returns 0 if succeeded and -1 on API errors.
*/
int
xmlSchemaValueAppend(xmlSchemaValPtr prev, xmlSchemaValPtr cur) {
if ((prev == NULL) || (cur == NULL))
return (-1);
prev->next = cur;
return (0);
}
/**
* xmlSchemaValueGetNext:
* @cur: the value
*
* Accessor for the next sibling of a list of computed values.
*
* Returns the next value or NULL if there was none, or on
* API errors.
*/
xmlSchemaValPtr
xmlSchemaValueGetNext(xmlSchemaValPtr cur) {
if (cur == NULL)
return (NULL);
return (cur->next);
}
/**
* xmlSchemaValueGetAsString:
* @val: the value
*
* Accessor for the string value of a computed value.
*
* Returns the string value or NULL if there was none, or on
* API errors.
*/
const xmlChar *
xmlSchemaValueGetAsString(xmlSchemaValPtr val)
{
if (val == NULL)
return (NULL);
switch (val->type) {
case XML_SCHEMAS_STRING:
case XML_SCHEMAS_NORMSTRING:
case XML_SCHEMAS_ANYSIMPLETYPE:
case XML_SCHEMAS_TOKEN:
case XML_SCHEMAS_LANGUAGE:
case XML_SCHEMAS_NMTOKEN:
case XML_SCHEMAS_NAME:
case XML_SCHEMAS_NCNAME:
case XML_SCHEMAS_ID:
case XML_SCHEMAS_IDREF:
case XML_SCHEMAS_ENTITY:
case XML_SCHEMAS_ANYURI:
return (BAD_CAST val->value.str);
default:
break;
}
return (NULL);
}
/**
* xmlSchemaValueGetAsBoolean:
* @val: the value
*
* Accessor for the boolean value of a computed value.
*
* Returns 1 if true and 0 if false, or in case of an error. Hmm.
*/
int
xmlSchemaValueGetAsBoolean(xmlSchemaValPtr val)
{
if ((val == NULL) || (val->type != XML_SCHEMAS_BOOLEAN))
return (0);
return (val->value.b);
}
/**
* xmlSchemaNewStringValue:
* @type: the value type
* @value: the value
*
* Allocate a new simple type value. The type can be
* of XML_SCHEMAS_STRING.
* WARNING: This one is intended to be expanded for other
* string based types. We need this for anySimpleType as well.
* The given value is consumed and freed with the struct.
*
* Returns a pointer to the new value or NULL in case of error
*/
xmlSchemaValPtr
xmlSchemaNewStringValue(xmlSchemaValType type,
const xmlChar *value)
{
xmlSchemaValPtr val;
if (type != XML_SCHEMAS_STRING)
return(NULL);
val = (xmlSchemaValPtr) xmlMalloc(sizeof(xmlSchemaVal));
if (val == NULL) {
return(NULL);
}
memset(val, 0, sizeof(xmlSchemaVal));
val->type = type;
val->value.str = (xmlChar *) value;
return(val);
}
/**
* xmlSchemaNewNOTATIONValue:
* @name: the notation name
* @ns: the notation namespace name or NULL
*
* Allocate a new NOTATION value.
* The given values are consumed and freed with the struct.
*
* Returns a pointer to the new value or NULL in case of error
*/
xmlSchemaValPtr
xmlSchemaNewNOTATIONValue(const xmlChar *name,
const xmlChar *ns)
{
xmlSchemaValPtr val;
val = xmlSchemaNewValue(XML_SCHEMAS_NOTATION);
if (val == NULL)
return (NULL);
val->value.qname.name = (xmlChar *)name;
if (ns != NULL)
val->value.qname.uri = (xmlChar *)ns;
return(val);
}
/**
* xmlSchemaNewQNameValue:
* @namespaceName: the namespace name
* @localName: the local name
*
* Allocate a new QName value.
* The given values are consumed and freed with the struct.
*
* Returns a pointer to the new value or NULL in case of an error.
*/
xmlSchemaValPtr
xmlSchemaNewQNameValue(const xmlChar *namespaceName,
const xmlChar *localName)
{
xmlSchemaValPtr val;
val = xmlSchemaNewValue(XML_SCHEMAS_QNAME);
if (val == NULL)
return (NULL);
val->value.qname.name = (xmlChar *) localName;
val->value.qname.uri = (xmlChar *) namespaceName;
return(val);
}
/**
* xmlSchemaFreeValue:
* @value: the value to free
*
* Cleanup the default XML Schemas type library
*/
void
xmlSchemaFreeValue(xmlSchemaValPtr value) {
xmlSchemaValPtr prev;
while (value != NULL) {
switch (value->type) {
case XML_SCHEMAS_STRING:
case XML_SCHEMAS_NORMSTRING:
case XML_SCHEMAS_TOKEN:
case XML_SCHEMAS_LANGUAGE:
case XML_SCHEMAS_NMTOKEN:
case XML_SCHEMAS_NMTOKENS:
case XML_SCHEMAS_NAME:
case XML_SCHEMAS_NCNAME:
case XML_SCHEMAS_ID:
case XML_SCHEMAS_IDREF:
case XML_SCHEMAS_IDREFS:
case XML_SCHEMAS_ENTITY:
case XML_SCHEMAS_ENTITIES:
case XML_SCHEMAS_ANYURI:
case XML_SCHEMAS_ANYSIMPLETYPE:
if (value->value.str != NULL)
xmlFree(value->value.str);
break;
case XML_SCHEMAS_NOTATION:
case XML_SCHEMAS_QNAME:
if (value->value.qname.uri != NULL)
xmlFree(value->value.qname.uri);
if (value->value.qname.name != NULL)
xmlFree(value->value.qname.name);
break;
case XML_SCHEMAS_HEXBINARY:
if (value->value.hex.str != NULL)
xmlFree(value->value.hex.str);
break;
case XML_SCHEMAS_BASE64BINARY:
if (value->value.base64.str != NULL)
xmlFree(value->value.base64.str);
break;
default:
break;
}
prev = value;
value = value->next;
xmlFree(prev);
}
}
/**
* xmlSchemaGetPredefinedType:
* @name: the type name
* @ns: the URI of the namespace usually "http://www.w3.org/2001/XMLSchema"
*
* Lookup a type in the default XML Schemas type library
*
* Returns the type if found, NULL otherwise
*/
xmlSchemaTypePtr
xmlSchemaGetPredefinedType(const xmlChar *name, const xmlChar *ns) {
if ((xmlSchemaTypesInitialized == 0) &&
(xmlSchemaInitTypes() < 0))
return (NULL);
if (name == NULL)
return(NULL);
return((xmlSchemaTypePtr) xmlHashLookup2(xmlSchemaTypesBank, name, ns));
}
/**
* xmlSchemaGetBuiltInListSimpleTypeItemType:
* @type: the built-in simple type.
*
* Lookup function
*
* Returns the item type of @type as defined by the built-in datatype
* hierarchy of XML Schema Part 2: Datatypes, or NULL in case of an error.
*/
xmlSchemaTypePtr
xmlSchemaGetBuiltInListSimpleTypeItemType(xmlSchemaTypePtr type)
{
if ((type == NULL) || (type->type != XML_SCHEMA_TYPE_BASIC))
return (NULL);
switch (type->builtInType) {
case XML_SCHEMAS_NMTOKENS:
return (xmlSchemaTypeNmtokenDef );
case XML_SCHEMAS_IDREFS:
return (xmlSchemaTypeIdrefDef);
case XML_SCHEMAS_ENTITIES:
return (xmlSchemaTypeEntityDef);
default:
return (NULL);
}
}
/****************************************************************
* *
* Convenience macros and functions *
* *
****************************************************************/
#define IS_TZO_CHAR(c) \
((c == 0) || (c == 'Z') || (c == '+') || (c == '-'))
#define VALID_YEAR(yr) (yr != 0)
#define VALID_MONTH(mon) ((mon >= 1) && (mon <= 12))
/* VALID_DAY should only be used when month is unknown */
#define VALID_DAY(day) ((day >= 1) && (day <= 31))
#define VALID_HOUR(hr) ((hr >= 0) && (hr <= 23))
#define VALID_MIN(min) ((min >= 0) && (min <= 59))
#define VALID_SEC(sec) ((sec >= 0) && (sec < 60))
#define VALID_TZO(tzo) ((tzo >= -840) && (tzo <= 840))
#define IS_LEAP(y) \
(((y % 4 == 0) && (y % 100 != 0)) || (y % 400 == 0))
static const unsigned int daysInMonth[12] =
{ 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
static const unsigned int daysInMonthLeap[12] =
{ 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
#define MAX_DAYINMONTH(yr,mon) \
(IS_LEAP(yr) ? daysInMonthLeap[mon - 1] : daysInMonth[mon - 1])
#define VALID_MDAY(dt) \
(IS_LEAP(dt->year) ? \
(dt->day <= daysInMonthLeap[dt->mon - 1]) : \
(dt->day <= daysInMonth[dt->mon - 1]))
#define VALID_DATE(dt) \
(VALID_YEAR(dt->year) && VALID_MONTH(dt->mon) && VALID_MDAY(dt))
#define VALID_END_OF_DAY(dt) \
((dt)->hour == 24 && (dt)->min == 0 && (dt)->sec == 0)
#define VALID_TIME(dt) \
(((VALID_HOUR(dt->hour) && VALID_MIN(dt->min) && \
VALID_SEC(dt->sec)) || VALID_END_OF_DAY(dt)) && \
VALID_TZO(dt->tzo))
#define VALID_DATETIME(dt) \
(VALID_DATE(dt) && VALID_TIME(dt))
#define SECS_PER_MIN 60
#define MINS_PER_HOUR 60
#define HOURS_PER_DAY 24
#define SECS_PER_HOUR (MINS_PER_HOUR * SECS_PER_MIN)
#define SECS_PER_DAY (HOURS_PER_DAY * SECS_PER_HOUR)
#define MINS_PER_DAY (HOURS_PER_DAY * MINS_PER_HOUR)
static const long dayInYearByMonth[12] =
{ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
static const long dayInLeapYearByMonth[12] =
{ 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335 };
#define DAY_IN_YEAR(day, month, year) \
((IS_LEAP(year) ? \
dayInLeapYearByMonth[month - 1] : \
dayInYearByMonth[month - 1]) + day)
#ifdef DEBUG
#define DEBUG_DATE(dt) \
xmlGenericError(xmlGenericErrorContext, \
"type=%o %04ld-%02u-%02uT%02u:%02u:%03f", \
dt->type,dt->value.date.year,dt->value.date.mon, \
dt->value.date.day,dt->value.date.hour,dt->value.date.min, \
dt->value.date.sec); \
if (dt->value.date.tz_flag) \
if (dt->value.date.tzo != 0) \
xmlGenericError(xmlGenericErrorContext, \
"%+05d\n",dt->value.date.tzo); \
else \
xmlGenericError(xmlGenericErrorContext, "Z\n"); \
else \
xmlGenericError(xmlGenericErrorContext,"\n")
#else
#define DEBUG_DATE(dt)
#endif
/**
* _xmlSchemaParseGYear:
* @dt: pointer to a date structure
* @str: pointer to the string to analyze
*
* Parses a xs:gYear without time zone and fills in the appropriate
* field of the @dt structure. @str is updated to point just after the
* xs:gYear. It is supposed that @dt->year is big enough to contain
* the year.
*
* Returns 0 or the error code
*/
static int
_xmlSchemaParseGYear (xmlSchemaValDatePtr dt, const xmlChar **str) {
const xmlChar *cur = *str, *firstChar;
int isneg = 0, digcnt = 0;
if (((*cur < '0') || (*cur > '9')) &&
(*cur != '-') && (*cur != '+'))
return -1;
if (*cur == '-') {
isneg = 1;
cur++;
}
firstChar = cur;
while ((*cur >= '0') && (*cur <= '9')) {
int digit = *cur - '0';
if (dt->year > LONG_MAX / 10)
return 2;
dt->year *= 10;
if (dt->year > LONG_MAX - digit)
return 2;
dt->year += digit;
cur++;
digcnt++;
}
/* year must be at least 4 digits (CCYY); over 4
* digits cannot have a leading zero. */
if ((digcnt < 4) || ((digcnt > 4) && (*firstChar == '0')))
return 1;
if (isneg)
dt->year = - dt->year;
if (!VALID_YEAR(dt->year))
return 2;
*str = cur;
return 0;
}
/**
* PARSE_2_DIGITS:
* @num: the integer to fill in
* @cur: an #xmlChar *
* @invalid: an integer
*
* Parses a 2-digits integer and updates @num with the value. @cur is
* updated to point just after the integer.
* In case of error, @invalid is set to %TRUE, values of @num and
* @cur are undefined.
*/
#define PARSE_2_DIGITS(num, cur, invalid) \
if ((cur[0] < '0') || (cur[0] > '9') || \
(cur[1] < '0') || (cur[1] > '9')) \
invalid = 1; \
else \
num = (cur[0] - '0') * 10 + (cur[1] - '0'); \
cur += 2;
/**
* PARSE_FLOAT:
* @num: the double to fill in
* @cur: an #xmlChar *
* @invalid: an integer
*
* Parses a float and updates @num with the value. @cur is
* updated to point just after the float. The float must have a
* 2-digits integer part and may or may not have a decimal part.
* In case of error, @invalid is set to %TRUE, values of @num and
* @cur are undefined.
*/
#define PARSE_FLOAT(num, cur, invalid) \
PARSE_2_DIGITS(num, cur, invalid); \
if (!invalid && (*cur == '.')) { \
double mult = 1; \
cur++; \
if ((*cur < '0') || (*cur > '9')) \
invalid = 1; \
while ((*cur >= '0') && (*cur <= '9')) { \
mult /= 10; \
num += (*cur - '0') * mult; \
cur++; \
} \
}
/**
* _xmlSchemaParseGMonth:
* @dt: pointer to a date structure
* @str: pointer to the string to analyze
*
* Parses a xs:gMonth without time zone and fills in the appropriate
* field of the @dt structure. @str is updated to point just after the
* xs:gMonth.
*
* Returns 0 or the error code
*/
static int
_xmlSchemaParseGMonth (xmlSchemaValDatePtr dt, const xmlChar **str) {
const xmlChar *cur = *str;
int ret = 0;
unsigned int value = 0;
PARSE_2_DIGITS(value, cur, ret);
if (ret != 0)
return ret;
if (!VALID_MONTH(value))
return 2;
dt->mon = value;
*str = cur;
return 0;
}
/**
* _xmlSchemaParseGDay:
* @dt: pointer to a date structure
* @str: pointer to the string to analyze
*
* Parses a xs:gDay without time zone and fills in the appropriate
* field of the @dt structure. @str is updated to point just after the
* xs:gDay.
*
* Returns 0 or the error code
*/
static int
_xmlSchemaParseGDay (xmlSchemaValDatePtr dt, const xmlChar **str) {
const xmlChar *cur = *str;
int ret = 0;
unsigned int value = 0;
PARSE_2_DIGITS(value, cur, ret);
if (ret != 0)
return ret;
if (!VALID_DAY(value))
return 2;
dt->day = value;
*str = cur;
return 0;
}
/**
* _xmlSchemaParseTime:
* @dt: pointer to a date structure
* @str: pointer to the string to analyze
*
* Parses a xs:time without time zone and fills in the appropriate
* fields of the @dt structure. @str is updated to point just after the
* xs:time.
* In case of error, values of @dt fields are undefined.
*
* Returns 0 or the error code
*/
static int
_xmlSchemaParseTime (xmlSchemaValDatePtr dt, const xmlChar **str) {
const xmlChar *cur = *str;
int ret = 0;
int value = 0;
PARSE_2_DIGITS(value, cur, ret);
if (ret != 0)
return ret;
if (*cur != ':')
return 1;
if (!VALID_HOUR(value) && value != 24 /* Allow end-of-day hour */)
return 2;
cur++;
/* the ':' insures this string is xs:time */
dt->hour = value;
PARSE_2_DIGITS(value, cur, ret);
if (ret != 0)
return ret;
if (!VALID_MIN(value))
return 2;
dt->min = value;
if (*cur != ':')
return 1;
cur++;
PARSE_FLOAT(dt->sec, cur, ret);
if (ret != 0)
return ret;
if (!VALID_TIME(dt))
return 2;
*str = cur;
return 0;
}
/**
* _xmlSchemaParseTimeZone:
* @dt: pointer to a date structure
* @str: pointer to the string to analyze
*
* Parses a time zone without time zone and fills in the appropriate
* field of the @dt structure. @str is updated to point just after the
* time zone.
*
* Returns 0 or the error code
*/
static int
_xmlSchemaParseTimeZone (xmlSchemaValDatePtr dt, const xmlChar **str) {
const xmlChar *cur;
int ret = 0;
if (str == NULL)
return -1;
cur = *str;
switch (*cur) {
case 0:
dt->tz_flag = 0;
dt->tzo = 0;
break;
case 'Z':
dt->tz_flag = 1;
dt->tzo = 0;
cur++;
break;
case '+':
case '-': {
int isneg = 0, tmp = 0;
isneg = (*cur == '-');
cur++;
PARSE_2_DIGITS(tmp, cur, ret);
if (ret != 0)
return ret;
if (!VALID_HOUR(tmp))
return 2;
if (*cur != ':')
return 1;
cur++;
dt->tzo = tmp * 60;
PARSE_2_DIGITS(tmp, cur, ret);
if (ret != 0)
return ret;
if (!VALID_MIN(tmp))
return 2;
dt->tzo += tmp;
if (isneg)
dt->tzo = - dt->tzo;
if (!VALID_TZO(dt->tzo))
return 2;
dt->tz_flag = 1;
break;
}
default:
return 1;
}
*str = cur;
return 0;
}
/**
* _xmlSchemaBase64Decode:
* @ch: a character
*
* Converts a base64 encoded character to its base 64 value.
*
* Returns 0-63 (value), 64 (pad), or -1 (not recognized)
*/
static int
_xmlSchemaBase64Decode (const xmlChar ch) {
if (('A' <= ch) && (ch <= 'Z')) return ch - 'A';
if (('a' <= ch) && (ch <= 'z')) return ch - 'a' + 26;
if (('0' <= ch) && (ch <= '9')) return ch - '0' + 52;
if ('+' == ch) return 62;
if ('/' == ch) return 63;
if ('=' == ch) return 64;
return -1;
}
/****************************************************************
* *
* XML Schema Dates/Times Datatypes Handling *
* *
****************************************************************/
/**
* PARSE_DIGITS:
* @num: the integer to fill in
* @cur: an #xmlChar *
* @num_type: an integer flag
*
* Parses a digits integer and updates @num with the value. @cur is
* updated to point just after the integer.
* In case of error, @num_type is set to -1, values of @num and
* @cur are undefined.
*/
#define PARSE_DIGITS(num, cur, num_type) \
if ((*cur < '0') || (*cur > '9')) \
num_type = -1; \
else \
while ((*cur >= '0') && (*cur <= '9')) { \
num = num * 10 + (*cur - '0'); \
cur++; \
}
/**
* PARSE_NUM:
* @num: the double to fill in
* @cur: an #xmlChar *
* @num_type: an integer flag
*
* Parses a float or integer and updates @num with the value. @cur is
* updated to point just after the number. If the number is a float,
* then it must have an integer part and a decimal part; @num_type will
* be set to 1. If there is no decimal part, @num_type is set to zero.
* In case of error, @num_type is set to -1, values of @num and
* @cur are undefined.
*/
#define PARSE_NUM(num, cur, num_type) \
num = 0; \
PARSE_DIGITS(num, cur, num_type); \
if (!num_type && (*cur == '.')) { \
double mult = 1; \
cur++; \
if ((*cur < '0') || (*cur > '9')) \
num_type = -1; \
else \
num_type = 1; \
while ((*cur >= '0') && (*cur <= '9')) { \
mult /= 10; \
num += (*cur - '0') * mult; \
cur++; \
} \
}
/**
* xmlSchemaValidateDates:
* @type: the expected type or XML_SCHEMAS_UNKNOWN
* @dateTime: string to analyze
* @val: the return computed value
*
* Check that @dateTime conforms to the lexical space of one of the date types.
* if true a value is computed and returned in @val.
*
* Returns 0 if this validates, a positive error code number otherwise
* and -1 in case of internal or API error.
*/
static int
xmlSchemaValidateDates (xmlSchemaValType type,
const xmlChar *dateTime, xmlSchemaValPtr *val,
int collapse) {
xmlSchemaValPtr dt;
int ret;
const xmlChar *cur = dateTime;
#define RETURN_TYPE_IF_VALID(t) \
if (IS_TZO_CHAR(*cur)) { \
ret = _xmlSchemaParseTimeZone(&(dt->value.date), &cur); \
if (ret == 0) { \
if (*cur != 0) \
goto error; \
dt->type = t; \
goto done; \
} \
}
if (dateTime == NULL)
return -1;
if (collapse)
while IS_WSP_BLANK_CH(*cur) cur++;
if ((*cur != '-') && (*cur < '0') && (*cur > '9'))
return 1;
dt = xmlSchemaNewValue(XML_SCHEMAS_UNKNOWN);
if (dt == NULL)
return -1;
if ((cur[0] == '-') && (cur[1] == '-')) {
/*
* It's an incomplete date (xs:gMonthDay, xs:gMonth or
* xs:gDay)
*/
cur += 2;
/* is it an xs:gDay? */
if (*cur == '-') {
if (type == XML_SCHEMAS_GMONTH)
goto error;
++cur;
ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
if (ret != 0)
goto error;
RETURN_TYPE_IF_VALID(XML_SCHEMAS_GDAY);
goto error;
}
/*
* it should be an xs:gMonthDay or xs:gMonth
*/
ret = _xmlSchemaParseGMonth(&(dt->value.date), &cur);
if (ret != 0)
goto error;
/*
* a '-' char could indicate this type is xs:gMonthDay or
* a negative time zone offset. Check for xs:gMonthDay first.
* Also the first three char's of a negative tzo (-MM:SS) can
* appear to be a valid day; so even if the day portion
* of the xs:gMonthDay verifies, we must insure it was not
* a tzo.
*/
if (*cur == '-') {
const xmlChar *rewnd = cur;
cur++;
ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
if ((ret == 0) && ((*cur == 0) || (*cur != ':'))) {
/*
* we can use the VALID_MDAY macro to validate the month
* and day because the leap year test will flag year zero
* as a leap year (even though zero is an invalid year).
* FUTURE TODO: Zero will become valid in XML Schema 1.1
* probably.
*/
if (VALID_MDAY((&(dt->value.date)))) {
RETURN_TYPE_IF_VALID(XML_SCHEMAS_GMONTHDAY);
goto error;
}
}
/*
* not xs:gMonthDay so rewind and check if just xs:gMonth
* with an optional time zone.
*/
cur = rewnd;
}
RETURN_TYPE_IF_VALID(XML_SCHEMAS_GMONTH);
goto error;
}
/*
* It's a right-truncated date or an xs:time.
* Try to parse an xs:time then fallback on right-truncated dates.
*/
if ((*cur >= '0') && (*cur <= '9')) {
ret = _xmlSchemaParseTime(&(dt->value.date), &cur);
if (ret == 0) {
/* it's an xs:time */
RETURN_TYPE_IF_VALID(XML_SCHEMAS_TIME);
}
}
/* fallback on date parsing */
cur = dateTime;
ret = _xmlSchemaParseGYear(&(dt->value.date), &cur);
if (ret != 0)
goto error;
/* is it an xs:gYear? */
RETURN_TYPE_IF_VALID(XML_SCHEMAS_GYEAR);
if (*cur != '-')
goto error;
cur++;
ret = _xmlSchemaParseGMonth(&(dt->value.date), &cur);
if (ret != 0)
goto error;
/* is it an xs:gYearMonth? */
RETURN_TYPE_IF_VALID(XML_SCHEMAS_GYEARMONTH);
if (*cur != '-')
goto error;
cur++;
ret = _xmlSchemaParseGDay(&(dt->value.date), &cur);
if ((ret != 0) || !VALID_DATE((&(dt->value.date))))
goto error;
/* is it an xs:date? */
RETURN_TYPE_IF_VALID(XML_SCHEMAS_DATE);
if (*cur != 'T')
goto error;
cur++;
/* it should be an xs:dateTime */
ret = _xmlSchemaParseTime(&(dt->value.date), &cur);
if (ret != 0)
goto error;
ret = _xmlSchemaParseTimeZone(&(dt->value.date), &cur);
if (collapse)
while IS_WSP_BLANK_CH(*cur) cur++;
if ((ret != 0) || (*cur != 0) || (!(VALID_DATETIME((&(dt->value.date))))))
goto error;
dt->type = XML_SCHEMAS_DATETIME;
done:
#if 1
if ((type != XML_SCHEMAS_UNKNOWN) && (type != dt->type))
goto error;
#else
/*
* insure the parsed type is equal to or less significant (right
* truncated) than the desired type.
*/
if ((type != XML_SCHEMAS_UNKNOWN) && (type != dt->type)) {
/* time only matches time */
if ((type == XML_SCHEMAS_TIME) && (dt->type == XML_SCHEMAS_TIME))
goto error;
if ((type == XML_SCHEMAS_DATETIME) &&
((dt->type != XML_SCHEMAS_DATE) ||
(dt->type != XML_SCHEMAS_GYEARMONTH) ||
(dt->type != XML_SCHEMAS_GYEAR)))
goto error;
if ((type == XML_SCHEMAS_DATE) &&
((dt->type != XML_SCHEMAS_GYEAR) ||
(dt->type != XML_SCHEMAS_GYEARMONTH)))
goto error;
if ((type == XML_SCHEMAS_GYEARMONTH) && (dt->type != XML_SCHEMAS_GYEAR))
goto error;
if ((type == XML_SCHEMAS_GMONTHDAY) && (dt->type != XML_SCHEMAS_GMONTH))
goto error;
}
#endif
if (val != NULL)
*val = dt;
else
xmlSchemaFreeValue(dt);
return 0;
error:
if (dt != NULL)
xmlSchemaFreeValue(dt);
return 1;
}
/**
* xmlSchemaValidateDuration:
* @type: the predefined type
* @duration: string to analyze
* @val: the return computed value
*
* Check that @duration conforms to the lexical space of the duration type.
* if true a value is computed and returned in @val.
*
* Returns 0 if this validates, a positive error code number otherwise
* and -1 in case of internal or API error.
*/
static int
xmlSchemaValidateDuration (xmlSchemaTypePtr type ATTRIBUTE_UNUSED,
const xmlChar *duration, xmlSchemaValPtr *val,
int collapse) {
const xmlChar *cur = duration;
xmlSchemaValPtr dur;
int isneg = 0;
unsigned int seq = 0;
long days, secs = 0;
double sec_frac = 0.0;
if (duration == NULL)
return -1;
if (collapse)
while IS_WSP_BLANK_CH(*cur) cur++;
if (*cur == '-') {
isneg = 1;
cur++;
}
/* duration must start with 'P' (after sign) */
if (*cur++ != 'P')
return 1;
if (*cur == 0)
return 1;
dur = xmlSchemaNewValue(XML_SCHEMAS_DURATION);
if (dur == NULL)
return -1;
while (*cur != 0) {
long num = 0;
size_t has_digits = 0;
int has_frac = 0;
const xmlChar desig[] = {'Y', 'M', 'D', 'H', 'M', 'S'};
/* input string should be empty or invalid date/time item */
if (seq >= sizeof(desig))
goto error;
/* T designator must be present for time items */
if (*cur == 'T') {
if (seq > 3)
goto error;
cur++;
seq = 3;
} else if (seq == 3)
goto error;
/* Parse integral part. */
while (*cur >= '0' && *cur <= '9') {
long digit = *cur - '0';
if (num > LONG_MAX / 10)
goto error;
num *= 10;
if (num > LONG_MAX - digit)
goto error;
num += digit;
has_digits = 1;
cur++;
}
if (*cur == '.') {
/* Parse fractional part. */
double mult = 1.0;
cur++;
has_frac = 1;
while (*cur >= '0' && *cur <= '9') {
mult /= 10.0;
sec_frac += (*cur - '0') * mult;
has_digits = 1;
cur++;
}
}
while (*cur != desig[seq]) {
seq++;
/* No T designator or invalid char. */
if (seq == 3 || seq == sizeof(desig))
goto error;
}
cur++;
if (!has_digits || (has_frac && (seq != 5)))
goto error;
switch (seq) {
case 0:
/* Year */
if (num > LONG_MAX / 12)
goto error;
dur->value.dur.mon = num * 12;
break;
case 1:
/* Month */
if (dur->value.dur.mon > LONG_MAX - num)
goto error;
dur->value.dur.mon += num;
break;
case 2:
/* Day */
dur->value.dur.day = num;
break;
case 3:
/* Hour */
days = num / HOURS_PER_DAY;
if (dur->value.dur.day > LONG_MAX - days)
goto error;
dur->value.dur.day += days;
secs = (num % HOURS_PER_DAY) * SECS_PER_HOUR;
break;
case 4:
/* Minute */
days = num / MINS_PER_DAY;
if (dur->value.dur.day > LONG_MAX - days)
goto error;
dur->value.dur.day += days;
secs += (num % MINS_PER_DAY) * SECS_PER_MIN;
break;
case 5:
/* Second */
days = num / SECS_PER_DAY;
if (dur->value.dur.day > LONG_MAX - days)
goto error;
dur->value.dur.day += days;
secs += num % SECS_PER_DAY;
break;
}
seq++;
}
days = secs / SECS_PER_DAY;
if (dur->value.dur.day > LONG_MAX - days)
goto error;
dur->value.dur.day += days;
dur->value.dur.sec = (secs % SECS_PER_DAY) + sec_frac;
if (isneg) {
dur->value.dur.mon = -dur->value.dur.mon;
dur->value.dur.day = -dur->value.dur.day;
dur->value.dur.sec = -dur->value.dur.sec;
}
if (val != NULL)
*val = dur;
else
xmlSchemaFreeValue(dur);
return 0;
error:
if (dur != NULL)
xmlSchemaFreeValue(dur);
return 1;
}
/**
* xmlSchemaStrip:
* @value: a value
*
* Removes the leading and ending spaces of a string
*
* Returns the new string or NULL if no change was required.
*/
static xmlChar *
xmlSchemaStrip(const xmlChar *value) {
const xmlChar *start = value, *end, *f;
if (value == NULL) return(NULL);
while ((*start != 0) && (IS_BLANK_CH(*start))) start++;
end = start;
while (*end != 0) end++;
f = end;
end--;
while ((end > start) && (IS_BLANK_CH(*end))) end--;
end++;
if ((start == value) && (f == end)) return(NULL);
return(xmlStrndup(start, end - start));
}
/**
* xmlSchemaWhiteSpaceReplace:
* @value: a value
*
* Replaces 0xd, 0x9 and 0xa with a space.
*
* Returns the new string or NULL if no change was required.
*/
xmlChar *
xmlSchemaWhiteSpaceReplace(const xmlChar *value) {
const xmlChar *cur = value;
xmlChar *ret = NULL, *mcur;
if (value == NULL)
return(NULL);
while ((*cur != 0) &&
(((*cur) != 0xd) && ((*cur) != 0x9) && ((*cur) != 0xa))) {
cur++;
}
if (*cur == 0)
return (NULL);
ret = xmlStrdup(value);
/* TODO FIXME: I guess gcc will bark at this. */
mcur = (xmlChar *) (ret + (cur - value));
do {
if ( ((*mcur) == 0xd) || ((*mcur) == 0x9) || ((*mcur) == 0xa) )
*mcur = ' ';
mcur++;
} while (*mcur != 0);
return(ret);
}
/**
* xmlSchemaCollapseString:
* @value: a value
*
* Removes and normalize white spaces in the string
*
* Returns the new string or NULL if no change was required.
*/
xmlChar *
xmlSchemaCollapseString(const xmlChar *value) {
const xmlChar *start = value, *end, *f;
xmlChar *g;
int col = 0;
if (value == NULL) return(NULL);
while ((*start != 0) && (IS_BLANK_CH(*start))) start++;
end = start;
while (*end != 0) {
if ((*end == ' ') && (IS_BLANK_CH(end[1]))) {
col = end - start;
break;
} else if ((*end == 0xa) || (*end == 0x9) || (*end == 0xd)) {
col = end - start;
break;
}
end++;
}
if (col == 0) {
f = end;
end--;
while ((end > start) && (IS_BLANK_CH(*end))) end--;
end++;
if ((start == value) && (f == end)) return(NULL);
return(xmlStrndup(start, end - start));
}
start = xmlStrdup(start);
if (start == NULL) return(NULL);
g = (xmlChar *) (start + col);
end = g;
while (*end != 0) {
if (IS_BLANK_CH(*end)) {
end++;
while (IS_BLANK_CH(*end)) end++;
if (*end != 0)
*g++ = ' ';
} else
*g++ = *end++;
}
*g = 0;
return((xmlChar *) start);
}
/**
* xmlSchemaValAtomicListNode:
* @type: the predefined atomic type for a token in the list
* @value: the list value to check
* @ret: the return computed value
* @node: the node containing the value
*
* Check that a value conforms to the lexical space of the predefined
* list type. if true a value is computed and returned in @ret.
*
* Returns the number of items if this validates, a negative error code
* number otherwise
*/
static int
xmlSchemaValAtomicListNode(xmlSchemaTypePtr type, const xmlChar *value,
xmlSchemaValPtr *ret, xmlNodePtr node) {
xmlChar *val, *cur, *endval;
int nb_values = 0;
int tmp = 0;
if (value == NULL) {
return(-1);
}
val = xmlStrdup(value);
if (val == NULL) {
return(-1);
}
if (ret != NULL) {
*ret = NULL;
}
cur = val;
/*
* Split the list
*/
while (IS_BLANK_CH(*cur)) *cur++ = 0;
while (*cur != 0) {
if (IS_BLANK_CH(*cur)) {
*cur = 0;
cur++;
while (IS_BLANK_CH(*cur)) *cur++ = 0;
} else {
nb_values++;
cur++;
while ((*cur != 0) && (!IS_BLANK_CH(*cur))) cur++;
}
}
if (nb_values == 0) {
xmlFree(val);
return(nb_values);
}
endval = cur;
cur = val;
while ((*cur == 0) && (cur != endval)) cur++;
while (cur != endval) {
tmp = xmlSchemaValPredefTypeNode(type, cur, NULL, node);
if (tmp != 0)
break;
while (*cur != 0) cur++;
while ((*cur == 0) && (cur != endval)) cur++;
}
/* TODO what return value ? c.f. bug #158628
if (ret != NULL) {
TODO
} */
xmlFree(val);
if (tmp == 0)
return(nb_values);
return(-1);
}
/**
* xmlSchemaParseUInt:
* @str: pointer to the string R/W
* @llo: pointer to the low result
* @lmi: pointer to the mid result
* @lhi: pointer to the high result
*
* Parse an unsigned long into 3 fields.
*
* Returns the number of significant digits in the number or
* -1 if overflow of the capacity and -2 if it's not a number.
*/
static int
xmlSchemaParseUInt(const xmlChar **str, unsigned long *llo,
unsigned long *lmi, unsigned long *lhi) {
unsigned long lo = 0, mi = 0, hi = 0;
const xmlChar *tmp, *cur = *str;
int ret = 0, i = 0;
if (!((*cur >= '0') && (*cur <= '9')))
return(-2);
while (*cur == '0') { /* ignore leading zeroes */
cur++;
}
tmp = cur;
while ((*tmp != 0) && (*tmp >= '0') && (*tmp <= '9')) {
i++;tmp++;ret++;
}
if (i > 24) {
*str = tmp;
return(-1);
}
while (i > 16) {
hi = hi * 10 + (*cur++ - '0');
i--;
}
while (i > 8) {
mi = mi * 10 + (*cur++ - '0');
i--;
}
while (i > 0) {
lo = lo * 10 + (*cur++ - '0');
i--;
}
*str = cur;
*llo = lo;
*lmi = mi;
*lhi = hi;
return(ret);
}
/*
* xmlSchemaCheckLanguageType
* @value: the value to check
*
* Check that a value conforms to the lexical space of the language datatype.
* Must conform to [a-zA-Z]{1,8}(-[a-zA-Z0-9]{1,8})*
*
* Returns 1 if this validates, 0 otherwise.
*/
static int
xmlSchemaCheckLanguageType(const xmlChar* value) {
int first = 1, len = 0;
const xmlChar* cur = value;
if (value == NULL)
return (0);
while (cur[0] != 0) {
if (!( ((cur[0] >= 'a') && (cur[0] <= 'z')) || ((cur[0] >= 'A') && (cur[0] <= 'Z'))
|| (cur[0] == '-')
|| ((first == 0) && (xmlIsDigit_ch(cur[0]))) ))
return (0);
if (cur[0] == '-') {
if ((len < 1) || (len > 8))
return (0);
len = 0;
first = 0;
}
else
len++;
cur++;
}
if ((len < 1) || (len > 8))
return (0);
return (1);
}
/**
* xmlSchemaValAtomicType:
* @type: the predefined type
* @value: the value to check
* @val: the return computed value
* @node: the node containing the value
* flags: flags to control the validation
*
* Check that a value conforms to the lexical space of the atomic type.
* if true a value is computed and returned in @val.
* This checks the value space for list types as well (IDREFS, NMTOKENS).
*
* Returns 0 if this validates, a positive error code number otherwise
* and -1 in case of internal or API error.
*/
static int
xmlSchemaValAtomicType(xmlSchemaTypePtr type, const xmlChar * value,
xmlSchemaValPtr * val, xmlNodePtr node, int flags,
xmlSchemaWhitespaceValueType ws,
int normOnTheFly, int applyNorm, int createStringValue)
{
xmlSchemaValPtr v;
xmlChar *norm = NULL;
int ret = 0;
if ((xmlSchemaTypesInitialized == 0) &&
(xmlSchemaInitTypes() < 0))
return (-1);
if (type == NULL)
return (-1);
/*
* validating a non existent text node is similar to validating
* an empty one.
*/
if (value == NULL)
value = BAD_CAST "";
if (val != NULL)
*val = NULL;
if ((flags == 0) && (value != NULL)) {
if ((type->builtInType != XML_SCHEMAS_STRING) &&
(type->builtInType != XML_SCHEMAS_ANYTYPE) &&
(type->builtInType != XML_SCHEMAS_ANYSIMPLETYPE)) {
if (type->builtInType == XML_SCHEMAS_NORMSTRING)
norm = xmlSchemaWhiteSpaceReplace(value);
else
norm = xmlSchemaCollapseString(value);
if (norm != NULL)
value = norm;
}
}
switch (type->builtInType) {
case XML_SCHEMAS_UNKNOWN:
goto error;
case XML_SCHEMAS_ANYTYPE:
case XML_SCHEMAS_ANYSIMPLETYPE:
if ((createStringValue) && (val != NULL)) {
v = xmlSchemaNewValue(XML_SCHEMAS_ANYSIMPLETYPE);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
case XML_SCHEMAS_STRING:
if (! normOnTheFly) {
const xmlChar *cur = value;
if (ws == XML_SCHEMA_WHITESPACE_REPLACE) {
while (*cur != 0) {
if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
goto return1;
} else {
cur++;
}
}
} else if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE) {
while (*cur != 0) {
if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
goto return1;
} else if IS_WSP_SPACE_CH(*cur) {
cur++;
if IS_WSP_SPACE_CH(*cur)
goto return1;
} else {
cur++;
}
}
}
}
if (createStringValue && (val != NULL)) {
if (applyNorm) {
if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
norm = xmlSchemaCollapseString(value);
else if (ws == XML_SCHEMA_WHITESPACE_REPLACE)
norm = xmlSchemaWhiteSpaceReplace(value);
if (norm != NULL)
value = norm;
}
v = xmlSchemaNewValue(XML_SCHEMAS_STRING);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
case XML_SCHEMAS_NORMSTRING:{
if (normOnTheFly) {
if (applyNorm) {
if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE)
norm = xmlSchemaCollapseString(value);
else
norm = xmlSchemaWhiteSpaceReplace(value);
if (norm != NULL)
value = norm;
}
} else {
const xmlChar *cur = value;
while (*cur != 0) {
if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
goto return1;
} else {
cur++;
}
}
}
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_NORMSTRING);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
}
case XML_SCHEMAS_DECIMAL:{
const xmlChar *cur = value;
unsigned int len, neg, integ, hasLeadingZeroes;
xmlChar cval[25];
xmlChar *cptr = cval;
if ((cur == NULL) || (*cur == 0))
goto return1;
/*
* xs:decimal has a whitespace-facet value of 'collapse'.
*/
if (normOnTheFly)
while IS_WSP_BLANK_CH(*cur) cur++;
/*
* First we handle an optional sign.
*/
neg = 0;
if (*cur == '-') {
neg = 1;
cur++;
} else if (*cur == '+')
cur++;
/*
* Disallow: "", "-", "- "
*/
if (*cur == 0)
goto return1;
/*
* Next we "pre-parse" the number, in preparation for calling
* the common routine xmlSchemaParseUInt. We get rid of any
* leading zeroes (because we have reserved only 25 chars),
* and note the position of a decimal point.
*/
len = 0;
integ = ~0u;
hasLeadingZeroes = 0;
/*
* Skip leading zeroes.
*/
while (*cur == '0') {
cur++;
hasLeadingZeroes = 1;
}
if (*cur != 0) {
do {
if ((*cur >= '0') && (*cur <= '9')) {
*cptr++ = *cur++;
len++;
} else if (*cur == '.') {
cur++;
integ = len;
do {
if ((*cur >= '0') && (*cur <= '9')) {
*cptr++ = *cur++;
len++;
} else
break;
} while (len < 24);
/*
* Disallow "." but allow "00."
*/
if ((len == 0) && (!hasLeadingZeroes))
goto return1;
break;
} else
break;
} while (len < 24);
}
if (normOnTheFly)
while IS_WSP_BLANK_CH(*cur) cur++;
if (*cur != 0)
goto return1; /* error if any extraneous chars */
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_DECIMAL);
if (v != NULL) {
/*
* Now evaluate the significant digits of the number
*/
if (len != 0) {
if (integ != ~0u) {
/*
* Get rid of trailing zeroes in the
* fractional part.
*/
while ((len != integ) && (*(cptr-1) == '0')) {
cptr--;
len--;
}
}
/*
* Terminate the (preparsed) string.
*/
if (len != 0) {
*cptr = 0;
cptr = cval;
xmlSchemaParseUInt((const xmlChar **)&cptr,
&v->value.decimal.lo,
&v->value.decimal.mi,
&v->value.decimal.hi);
}
}
/*
* Set the total digits to 1 if a zero value.
*/
v->value.decimal.sign = neg;
if (len == 0) {
/* Speedup for zero values. */
v->value.decimal.total = 1;
} else {
v->value.decimal.total = len;
if (integ == ~0u)
v->value.decimal.frac = 0;
else
v->value.decimal.frac = len - integ;
}
*val = v;
}
}
goto return0;
}
case XML_SCHEMAS_TIME:
case XML_SCHEMAS_GDAY:
case XML_SCHEMAS_GMONTH:
case XML_SCHEMAS_GMONTHDAY:
case XML_SCHEMAS_GYEAR:
case XML_SCHEMAS_GYEARMONTH:
case XML_SCHEMAS_DATE:
case XML_SCHEMAS_DATETIME:
ret = xmlSchemaValidateDates(type->builtInType, value, val,
normOnTheFly);
break;
case XML_SCHEMAS_DURATION:
ret = xmlSchemaValidateDuration(type, value, val,
normOnTheFly);
break;
case XML_SCHEMAS_FLOAT:
case XML_SCHEMAS_DOUBLE: {
const xmlChar *cur = value;
int neg = 0;
int digits_before = 0;
int digits_after = 0;
if (normOnTheFly)
while IS_WSP_BLANK_CH(*cur) cur++;
if ((cur[0] == 'N') && (cur[1] == 'a') && (cur[2] == 'N')) {
cur += 3;
if (*cur != 0)
goto return1;
if (val != NULL) {
if (type == xmlSchemaTypeFloatDef) {
v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
if (v != NULL) {
v->value.f = (float) xmlXPathNAN;
} else {
xmlSchemaFreeValue(v);
goto error;
}
} else {
v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
if (v != NULL) {
v->value.d = xmlXPathNAN;
} else {
xmlSchemaFreeValue(v);
goto error;
}
}
*val = v;
}
goto return0;
}
if (*cur == '-') {
neg = 1;
cur++;
}
if ((cur[0] == 'I') && (cur[1] == 'N') && (cur[2] == 'F')) {
cur += 3;
if (*cur != 0)
goto return1;
if (val != NULL) {
if (type == xmlSchemaTypeFloatDef) {
v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
if (v != NULL) {
if (neg)
v->value.f = (float) xmlXPathNINF;
else
v->value.f = (float) xmlXPathPINF;
} else {
xmlSchemaFreeValue(v);
goto error;
}
} else {
v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
if (v != NULL) {
if (neg)
v->value.d = xmlXPathNINF;
else
v->value.d = xmlXPathPINF;
} else {
xmlSchemaFreeValue(v);
goto error;
}
}
*val = v;
}
goto return0;
}
if ((neg == 0) && (*cur == '+'))
cur++;
if ((cur[0] == 0) || (cur[0] == '+') || (cur[0] == '-'))
goto return1;
while ((*cur >= '0') && (*cur <= '9')) {
cur++;
digits_before++;
}
if (*cur == '.') {
cur++;
while ((*cur >= '0') && (*cur <= '9')) {
cur++;
digits_after++;
}
}
if ((digits_before == 0) && (digits_after == 0))
goto return1;
if ((*cur == 'e') || (*cur == 'E')) {
cur++;
if ((*cur == '-') || (*cur == '+'))
cur++;
while ((*cur >= '0') && (*cur <= '9'))
cur++;
}
if (normOnTheFly)
while IS_WSP_BLANK_CH(*cur) cur++;
if (*cur != 0)
goto return1;
if (val != NULL) {
if (type == xmlSchemaTypeFloatDef) {
v = xmlSchemaNewValue(XML_SCHEMAS_FLOAT);
if (v != NULL) {
/*
* TODO: sscanf seems not to give the correct
* value for extremely high/low values.
* E.g. "1E-149" results in zero.
*/
if (sscanf((const char *) value, "%f",
&(v->value.f)) == 1) {
*val = v;
} else {
xmlSchemaFreeValue(v);
goto return1;
}
} else {
goto error;
}
} else {
v = xmlSchemaNewValue(XML_SCHEMAS_DOUBLE);
if (v != NULL) {
/*
* TODO: sscanf seems not to give the correct
* value for extremely high/low values.
*/
if (sscanf((const char *) value, "%lf",
&(v->value.d)) == 1) {
*val = v;
} else {
xmlSchemaFreeValue(v);
goto return1;
}
} else {
goto error;
}
}
}
goto return0;
}
case XML_SCHEMAS_BOOLEAN:{
const xmlChar *cur = value;
if (normOnTheFly) {
while IS_WSP_BLANK_CH(*cur) cur++;
if (*cur == '0') {
ret = 0;
cur++;
} else if (*cur == '1') {
ret = 1;
cur++;
} else if (*cur == 't') {
cur++;
if ((*cur++ == 'r') && (*cur++ == 'u') &&
(*cur++ == 'e')) {
ret = 1;
} else
goto return1;
} else if (*cur == 'f') {
cur++;
if ((*cur++ == 'a') && (*cur++ == 'l') &&
(*cur++ == 's') && (*cur++ == 'e')) {
ret = 0;
} else
goto return1;
} else
goto return1;
if (*cur != 0) {
while IS_WSP_BLANK_CH(*cur) cur++;
if (*cur != 0)
goto return1;
}
} else {
if ((cur[0] == '0') && (cur[1] == 0))
ret = 0;
else if ((cur[0] == '1') && (cur[1] == 0))
ret = 1;
else if ((cur[0] == 't') && (cur[1] == 'r')
&& (cur[2] == 'u') && (cur[3] == 'e')
&& (cur[4] == 0))
ret = 1;
else if ((cur[0] == 'f') && (cur[1] == 'a')
&& (cur[2] == 'l') && (cur[3] == 's')
&& (cur[4] == 'e') && (cur[5] == 0))
ret = 0;
else
goto return1;
}
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_BOOLEAN);
if (v != NULL) {
v->value.b = ret;
*val = v;
} else {
goto error;
}
}
goto return0;
}
case XML_SCHEMAS_TOKEN:{
const xmlChar *cur = value;
if (! normOnTheFly) {
while (*cur != 0) {
if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) {
goto return1;
} else if (*cur == ' ') {
cur++;
if (*cur == 0)
goto return1;
if (*cur == ' ')
goto return1;
} else {
cur++;
}
}
}
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_TOKEN);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
}
case XML_SCHEMAS_LANGUAGE:
if ((norm == NULL) && (normOnTheFly)) {
norm = xmlSchemaCollapseString(value);
if (norm != NULL)
value = norm;
}
if (xmlSchemaCheckLanguageType(value) == 1) {
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_LANGUAGE);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
}
goto return1;
case XML_SCHEMAS_NMTOKEN:
if (xmlValidateNMToken(value, 1) == 0) {
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_NMTOKEN);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto return0;
}
goto return1;
case XML_SCHEMAS_NMTOKENS:
ret = xmlSchemaValAtomicListNode(xmlSchemaTypeNmtokenDef,
value, val, node);
if (ret > 0)
ret = 0;
else
ret = 1;
goto done;
case XML_SCHEMAS_NAME:
ret = xmlValidateName(value, 1);
if ((ret == 0) && (val != NULL) && (value != NULL)) {
v = xmlSchemaNewValue(XML_SCHEMAS_NAME);
if (v != NULL) {
const xmlChar *start = value, *end;
while (IS_BLANK_CH(*start)) start++;
end = start;
while ((*end != 0) && (!IS_BLANK_CH(*end))) end++;
v->value.str = xmlStrndup(start, end - start);
*val = v;
} else {
goto error;
}
}
goto done;
case XML_SCHEMAS_QNAME:{
const xmlChar *uri = NULL;
xmlChar *local = NULL;
ret = xmlValidateQName(value, 1);
if (ret != 0)
goto done;
if (node != NULL) {
xmlChar *prefix;
xmlNsPtr ns;
local = xmlSplitQName2(value, &prefix);
ns = xmlSearchNs(node->doc, node, prefix);
if ((ns == NULL) && (prefix != NULL)) {
xmlFree(prefix);
if (local != NULL)
xmlFree(local);
goto return1;
}
if (ns != NULL)
uri = ns->href;
if (prefix != NULL)
xmlFree(prefix);
}
if (val != NULL) {
v = xmlSchemaNewValue(XML_SCHEMAS_QNAME);
if (v == NULL) {
if (local != NULL)
xmlFree(local);
goto error;
}
if (local != NULL)
v->value.qname.name = local;
else
v->value.qname.name = xmlStrdup(value);
if (uri != NULL)
v->value.qname.uri = xmlStrdup(uri);
*val = v;
} else
if (local != NULL)
xmlFree(local);
goto done;
}
case XML_SCHEMAS_NCNAME:
ret = xmlValidateNCName(value, 1);
if ((ret == 0) && (val != NULL)) {
v = xmlSchemaNewValue(XML_SCHEMAS_NCNAME);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
goto done;
case XML_SCHEMAS_ID:
ret = xmlValidateNCName(value, 1);
if ((ret == 0) && (val != NULL)) {
v = xmlSchemaNewValue(XML_SCHEMAS_ID);
if (v != NULL) {
v->value.str = xmlStrdup(value);
*val = v;
} else {
goto error;
}
}
if ((ret == 0) && (node != NULL) &&
(node->type == XML_ATTRIBUTE_NODE)) {
xmlAttrPtr attr = (xmlAttrPtr) node;
/*
* NOTE: the IDness might have already be declared in the DTD
*/
if (attr->atype != XML_ATTRIBUTE_ID) {
xmlIDPtr res;
xmlChar *strip;
strip = xmlSchemaStrip(value);
if (strip != NULL) {
res = xmlAddID(NULL, node->doc, strip, attr);
xmlFree(strip);
} else
res = xmlAddID(NULL, node->doc, value, attr);
if (res == NULL) {
ret = 2;
} else {
attr->atype = XML_ATTRIBUTE_ID;
}
}
}
goto done;
case XML_SCHEMAS_IDREF:
ret = xmlValidateNCName(value, 1);
if ((ret == 0) && (val != NULL)) {
v = xmlSchemaNewValue(XML_SCHEMAS_IDREF);
if (v == NULL)
goto error;
v->value.str = xmlStrdup(value);
*val = v;
}
if ((ret == 0) && (node != NULL) &&
(node->type == XML_ATTRIBUTE_NODE)) {
xmlAttrPtr attr = (xmlAttrPtr) node;
xmlChar *strip;
strip = xmlSchemaStrip(value);
if (strip != NULL) {
xmlAddRef(NULL, node->doc, strip, attr);
xmlFree(strip);
} else
xmlAddRef(NULL, node->doc, value, attr);
attr->atype = XML_ATTRIBUTE_IDREF;
}
goto done;
case XML_SCHEMAS_IDREFS:
ret = xmlSchemaValAtomicListNode(xmlSchemaTypeIdrefDef,
value, val, node);
if (ret < 0)