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11054 lines
357 KiB
C
11054 lines
357 KiB
C
/*
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* relaxng.c : implementation of the Relax-NG handling and validity checking
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*
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* See Copyright for the status of this software.
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*
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* Daniel Veillard <veillard@redhat.com>
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*/
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/**
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* TODO:
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* - add support for DTD compatibility spec
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* http://www.oasis-open.org/committees/relax-ng/compatibility-20011203.html
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* - report better mem allocations pbms at runtime and abort immediately.
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*/
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#define IN_LIBXML
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#include "libxml.h"
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#ifdef LIBXML_SCHEMAS_ENABLED
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#include <string.h>
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#include <stdio.h>
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#include <libxml/xmlmemory.h>
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#include <libxml/parser.h>
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#include <libxml/parserInternals.h>
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#include <libxml/hash.h>
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#include <libxml/uri.h>
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#include <libxml/relaxng.h>
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#include <libxml/xmlschemastypes.h>
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#include <libxml/xmlautomata.h>
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#include <libxml/xmlregexp.h>
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#include <libxml/xmlschemastypes.h>
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/*
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* The Relax-NG namespace
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*/
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static const xmlChar *xmlRelaxNGNs = (const xmlChar *)
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"http://relaxng.org/ns/structure/1.0";
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#define IS_RELAXNG(node, typ) \
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((node != NULL) && (node->ns != NULL) && \
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(node->type == XML_ELEMENT_NODE) && \
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(xmlStrEqual(node->name, (const xmlChar *) typ)) && \
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(xmlStrEqual(node->ns->href, xmlRelaxNGNs)))
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#if 0
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#define DEBUG 1
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#define DEBUG_GRAMMAR 1
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#define DEBUG_CONTENT 1
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#define DEBUG_TYPE 1
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#define DEBUG_VALID 1
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#define DEBUG_INTERLEAVE 1
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#define DEBUG_LIST 1
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#define DEBUG_INCLUDE 1
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#define DEBUG_ERROR 1
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#define DEBUG_COMPILE 1
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#define DEBUG_PROGRESSIVE 1
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#endif
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#define MAX_ERROR 5
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#define TODO \
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xmlGenericError(xmlGenericErrorContext, \
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"Unimplemented block at %s:%d\n", \
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__FILE__, __LINE__);
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typedef struct _xmlRelaxNGSchema xmlRelaxNGSchema;
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typedef xmlRelaxNGSchema *xmlRelaxNGSchemaPtr;
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typedef struct _xmlRelaxNGDefine xmlRelaxNGDefine;
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typedef xmlRelaxNGDefine *xmlRelaxNGDefinePtr;
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typedef struct _xmlRelaxNGDocument xmlRelaxNGDocument;
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typedef xmlRelaxNGDocument *xmlRelaxNGDocumentPtr;
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typedef struct _xmlRelaxNGInclude xmlRelaxNGInclude;
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typedef xmlRelaxNGInclude *xmlRelaxNGIncludePtr;
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typedef enum {
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XML_RELAXNG_COMBINE_UNDEFINED = 0, /* undefined */
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XML_RELAXNG_COMBINE_CHOICE, /* choice */
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XML_RELAXNG_COMBINE_INTERLEAVE /* interleave */
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} xmlRelaxNGCombine;
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typedef enum {
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XML_RELAXNG_CONTENT_ERROR = -1,
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XML_RELAXNG_CONTENT_EMPTY = 0,
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XML_RELAXNG_CONTENT_SIMPLE,
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XML_RELAXNG_CONTENT_COMPLEX
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} xmlRelaxNGContentType;
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typedef struct _xmlRelaxNGGrammar xmlRelaxNGGrammar;
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typedef xmlRelaxNGGrammar *xmlRelaxNGGrammarPtr;
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struct _xmlRelaxNGGrammar {
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xmlRelaxNGGrammarPtr parent; /* the parent grammar if any */
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xmlRelaxNGGrammarPtr children; /* the children grammar if any */
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xmlRelaxNGGrammarPtr next; /* the next grammar if any */
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xmlRelaxNGDefinePtr start; /* <start> content */
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xmlRelaxNGCombine combine; /* the default combine value */
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xmlRelaxNGDefinePtr startList; /* list of <start> definitions */
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xmlHashTablePtr defs; /* define* */
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xmlHashTablePtr refs; /* references */
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};
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typedef enum {
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XML_RELAXNG_NOOP = -1, /* a no operation from simplification */
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XML_RELAXNG_EMPTY = 0, /* an empty pattern */
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XML_RELAXNG_NOT_ALLOWED, /* not allowed top */
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XML_RELAXNG_EXCEPT, /* except present in nameclass defs */
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XML_RELAXNG_TEXT, /* textual content */
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XML_RELAXNG_ELEMENT, /* an element */
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XML_RELAXNG_DATATYPE, /* extenal data type definition */
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XML_RELAXNG_PARAM, /* extenal data type parameter */
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XML_RELAXNG_VALUE, /* value from an extenal data type definition */
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XML_RELAXNG_LIST, /* a list of patterns */
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XML_RELAXNG_ATTRIBUTE, /* an attrbute following a pattern */
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XML_RELAXNG_DEF, /* a definition */
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XML_RELAXNG_REF, /* reference to a definition */
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XML_RELAXNG_EXTERNALREF, /* reference to an external def */
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XML_RELAXNG_PARENTREF, /* reference to a def in the parent grammar */
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XML_RELAXNG_OPTIONAL, /* optional patterns */
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XML_RELAXNG_ZEROORMORE, /* zero or more non empty patterns */
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XML_RELAXNG_ONEORMORE, /* one or more non empty patterns */
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XML_RELAXNG_CHOICE, /* a choice between non empty patterns */
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XML_RELAXNG_GROUP, /* a pair/group of non empty patterns */
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XML_RELAXNG_INTERLEAVE, /* interleaving choice of non-empty patterns */
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XML_RELAXNG_START /* Used to keep track of starts on grammars */
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} xmlRelaxNGType;
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#define IS_NULLABLE (1 << 0)
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#define IS_NOT_NULLABLE (1 << 1)
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#define IS_INDETERMINIST (1 << 2)
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#define IS_MIXED (1 << 3)
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#define IS_TRIABLE (1 << 4)
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#define IS_PROCESSED (1 << 5)
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#define IS_COMPILABLE (1 << 6)
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#define IS_NOT_COMPILABLE (1 << 7)
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#define IS_EXTERNAL_REF (1 << 8)
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struct _xmlRelaxNGDefine {
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xmlRelaxNGType type; /* the type of definition */
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xmlNodePtr node; /* the node in the source */
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xmlChar *name; /* the element local name if present */
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xmlChar *ns; /* the namespace local name if present */
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xmlChar *value; /* value when available */
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void *data; /* data lib or specific pointer */
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xmlRelaxNGDefinePtr content; /* the expected content */
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xmlRelaxNGDefinePtr parent; /* the parent definition, if any */
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xmlRelaxNGDefinePtr next; /* list within grouping sequences */
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xmlRelaxNGDefinePtr attrs; /* list of attributes for elements */
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xmlRelaxNGDefinePtr nameClass; /* the nameClass definition if any */
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xmlRelaxNGDefinePtr nextHash; /* next define in defs/refs hash tables */
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short depth; /* used for the cycle detection */
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short dflags; /* define related flags */
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xmlRegexpPtr contModel; /* a compiled content model if available */
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};
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/**
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* _xmlRelaxNG:
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*
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* A RelaxNGs definition
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*/
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struct _xmlRelaxNG {
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void *_private; /* unused by the library for users or bindings */
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xmlRelaxNGGrammarPtr topgrammar;
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xmlDocPtr doc;
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int idref; /* requires idref checking */
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xmlHashTablePtr defs; /* define */
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xmlHashTablePtr refs; /* references */
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xmlRelaxNGDocumentPtr documents; /* all the documents loaded */
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xmlRelaxNGIncludePtr includes; /* all the includes loaded */
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int defNr; /* number of defines used */
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xmlRelaxNGDefinePtr *defTab; /* pointer to the allocated definitions */
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};
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#define XML_RELAXNG_IN_ATTRIBUTE (1 << 0)
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#define XML_RELAXNG_IN_ONEORMORE (1 << 1)
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#define XML_RELAXNG_IN_LIST (1 << 2)
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#define XML_RELAXNG_IN_DATAEXCEPT (1 << 3)
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#define XML_RELAXNG_IN_START (1 << 4)
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#define XML_RELAXNG_IN_OOMGROUP (1 << 5)
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#define XML_RELAXNG_IN_OOMINTERLEAVE (1 << 6)
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#define XML_RELAXNG_IN_EXTERNALREF (1 << 7)
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#define XML_RELAXNG_IN_ANYEXCEPT (1 << 8)
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#define XML_RELAXNG_IN_NSEXCEPT (1 << 9)
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struct _xmlRelaxNGParserCtxt {
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void *userData; /* user specific data block */
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xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */
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xmlRelaxNGValidityWarningFunc warning; /* the callback in case of warning */
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xmlStructuredErrorFunc serror;
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xmlRelaxNGValidErr err;
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xmlRelaxNGPtr schema; /* The schema in use */
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xmlRelaxNGGrammarPtr grammar; /* the current grammar */
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xmlRelaxNGGrammarPtr parentgrammar; /* the parent grammar */
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int flags; /* parser flags */
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int nbErrors; /* number of errors at parse time */
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int nbWarnings; /* number of warnings at parse time */
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const xmlChar *define; /* the current define scope */
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xmlRelaxNGDefinePtr def; /* the current define */
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int nbInterleaves;
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xmlHashTablePtr interleaves; /* keep track of all the interleaves */
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xmlRelaxNGDocumentPtr documents; /* all the documents loaded */
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xmlRelaxNGIncludePtr includes; /* all the includes loaded */
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xmlChar *URL;
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xmlDocPtr document;
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int defNr; /* number of defines used */
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int defMax; /* number of defines aloocated */
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xmlRelaxNGDefinePtr *defTab; /* pointer to the allocated definitions */
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const char *buffer;
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int size;
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/* the document stack */
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xmlRelaxNGDocumentPtr doc; /* Current parsed external ref */
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int docNr; /* Depth of the parsing stack */
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int docMax; /* Max depth of the parsing stack */
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xmlRelaxNGDocumentPtr *docTab; /* array of docs */
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/* the include stack */
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xmlRelaxNGIncludePtr inc; /* Current parsed include */
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int incNr; /* Depth of the include parsing stack */
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int incMax; /* Max depth of the parsing stack */
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xmlRelaxNGIncludePtr *incTab; /* array of incs */
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int idref; /* requires idref checking */
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/* used to compile content models */
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xmlAutomataPtr am; /* the automata */
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xmlAutomataStatePtr state; /* used to build the automata */
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int crng; /* compact syntax and other flags */
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int freedoc; /* need to free the document */
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};
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#define FLAGS_IGNORABLE 1
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#define FLAGS_NEGATIVE 2
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#define FLAGS_MIXED_CONTENT 4
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#define FLAGS_NOERROR 8
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/**
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* xmlRelaxNGInterleaveGroup:
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*
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* A RelaxNGs partition set associated to lists of definitions
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*/
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typedef struct _xmlRelaxNGInterleaveGroup xmlRelaxNGInterleaveGroup;
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typedef xmlRelaxNGInterleaveGroup *xmlRelaxNGInterleaveGroupPtr;
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struct _xmlRelaxNGInterleaveGroup {
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xmlRelaxNGDefinePtr rule; /* the rule to satisfy */
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xmlRelaxNGDefinePtr *defs; /* the array of element definitions */
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xmlRelaxNGDefinePtr *attrs; /* the array of attributes definitions */
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};
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#define IS_DETERMINIST 1
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#define IS_NEEDCHECK 2
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/**
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* xmlRelaxNGPartitions:
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*
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* A RelaxNGs partition associated to an interleave group
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*/
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typedef struct _xmlRelaxNGPartition xmlRelaxNGPartition;
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typedef xmlRelaxNGPartition *xmlRelaxNGPartitionPtr;
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struct _xmlRelaxNGPartition {
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int nbgroups; /* number of groups in the partitions */
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xmlHashTablePtr triage; /* hash table used to direct nodes to the
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* right group when possible */
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int flags; /* determinist ? */
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xmlRelaxNGInterleaveGroupPtr *groups;
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};
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/**
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* xmlRelaxNGValidState:
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*
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* A RelaxNGs validation state
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*/
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#define MAX_ATTR 20
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typedef struct _xmlRelaxNGValidState xmlRelaxNGValidState;
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typedef xmlRelaxNGValidState *xmlRelaxNGValidStatePtr;
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struct _xmlRelaxNGValidState {
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xmlNodePtr node; /* the current node */
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xmlNodePtr seq; /* the sequence of children left to validate */
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int nbAttrs; /* the number of attributes */
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int maxAttrs; /* the size of attrs */
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int nbAttrLeft; /* the number of attributes left to validate */
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xmlChar *value; /* the value when operating on string */
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xmlChar *endvalue; /* the end value when operating on string */
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xmlAttrPtr *attrs; /* the array of attributes */
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};
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/**
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* xmlRelaxNGStates:
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*
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* A RelaxNGs container for validation state
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*/
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typedef struct _xmlRelaxNGStates xmlRelaxNGStates;
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typedef xmlRelaxNGStates *xmlRelaxNGStatesPtr;
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struct _xmlRelaxNGStates {
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int nbState; /* the number of states */
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int maxState; /* the size of the array */
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xmlRelaxNGValidStatePtr *tabState;
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};
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#define ERROR_IS_DUP 1
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/**
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* xmlRelaxNGValidError:
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*
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* A RelaxNGs validation error
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*/
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typedef struct _xmlRelaxNGValidError xmlRelaxNGValidError;
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typedef xmlRelaxNGValidError *xmlRelaxNGValidErrorPtr;
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struct _xmlRelaxNGValidError {
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xmlRelaxNGValidErr err; /* the error number */
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int flags; /* flags */
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xmlNodePtr node; /* the current node */
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xmlNodePtr seq; /* the current child */
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const xmlChar *arg1; /* first arg */
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const xmlChar *arg2; /* second arg */
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};
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/**
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* xmlRelaxNGValidCtxt:
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*
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* A RelaxNGs validation context
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*/
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struct _xmlRelaxNGValidCtxt {
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void *userData; /* user specific data block */
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xmlRelaxNGValidityErrorFunc error; /* the callback in case of errors */
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xmlRelaxNGValidityWarningFunc warning; /* the callback in case of warning */
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xmlStructuredErrorFunc serror;
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int nbErrors; /* number of errors in validation */
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xmlRelaxNGPtr schema; /* The schema in use */
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xmlDocPtr doc; /* the document being validated */
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int flags; /* validation flags */
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int depth; /* validation depth */
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int idref; /* requires idref checking */
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int errNo; /* the first error found */
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/*
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* Errors accumulated in branches may have to be stacked to be
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* provided back when it's sure they affect validation.
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*/
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xmlRelaxNGValidErrorPtr err; /* Last error */
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int errNr; /* Depth of the error stack */
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int errMax; /* Max depth of the error stack */
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xmlRelaxNGValidErrorPtr errTab; /* stack of errors */
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xmlRelaxNGValidStatePtr state; /* the current validation state */
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xmlRelaxNGStatesPtr states; /* the accumulated state list */
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xmlRelaxNGStatesPtr freeState; /* the pool of free valid states */
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int freeStatesNr;
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int freeStatesMax;
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xmlRelaxNGStatesPtr *freeStates; /* the pool of free state groups */
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/*
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* This is used for "progressive" validation
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*/
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xmlRegExecCtxtPtr elem; /* the current element regexp */
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int elemNr; /* the number of element validated */
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int elemMax; /* the max depth of elements */
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xmlRegExecCtxtPtr *elemTab; /* the stack of regexp runtime */
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int pstate; /* progressive state */
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xmlNodePtr pnode; /* the current node */
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xmlRelaxNGDefinePtr pdef; /* the non-streamable definition */
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int perr; /* signal error in content model
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* outside the regexp */
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};
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/**
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* xmlRelaxNGInclude:
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*
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* Structure associated to a RelaxNGs document element
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*/
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struct _xmlRelaxNGInclude {
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xmlRelaxNGIncludePtr next; /* keep a chain of includes */
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xmlChar *href; /* the normalized href value */
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xmlDocPtr doc; /* the associated XML document */
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xmlRelaxNGDefinePtr content; /* the definitions */
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xmlRelaxNGPtr schema; /* the schema */
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};
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/**
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* xmlRelaxNGDocument:
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*
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* Structure associated to a RelaxNGs document element
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*/
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struct _xmlRelaxNGDocument {
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xmlRelaxNGDocumentPtr next; /* keep a chain of documents */
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xmlChar *href; /* the normalized href value */
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xmlDocPtr doc; /* the associated XML document */
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xmlRelaxNGDefinePtr content; /* the definitions */
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xmlRelaxNGPtr schema; /* the schema */
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int externalRef; /* 1 if an external ref */
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};
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/************************************************************************
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* *
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* Some factorized error routines *
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* *
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************************************************************************/
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/**
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* xmlRngPErrMemory:
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* @ctxt: an Relax-NG parser context
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* @extra: extra informations
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*
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* Handle a redefinition of attribute error
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*/
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static void
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xmlRngPErrMemory(xmlRelaxNGParserCtxtPtr ctxt, const char *extra)
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{
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xmlStructuredErrorFunc schannel = NULL;
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xmlGenericErrorFunc channel = NULL;
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void *data = NULL;
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if (ctxt != NULL) {
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if (ctxt->serror != NULL)
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schannel = ctxt->serror;
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else
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channel = ctxt->error;
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data = ctxt->userData;
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ctxt->nbErrors++;
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}
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if (extra)
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__xmlRaiseError(schannel, channel, data,
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NULL, NULL, XML_FROM_RELAXNGP,
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XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, extra,
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NULL, NULL, 0, 0,
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"Memory allocation failed : %s\n", extra);
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else
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__xmlRaiseError(schannel, channel, data,
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NULL, NULL, XML_FROM_RELAXNGP,
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XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, NULL,
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NULL, NULL, 0, 0, "Memory allocation failed\n");
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}
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/**
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* xmlRngVErrMemory:
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* @ctxt: a Relax-NG validation context
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* @extra: extra informations
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*
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* Handle a redefinition of attribute error
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*/
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static void
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xmlRngVErrMemory(xmlRelaxNGValidCtxtPtr ctxt, const char *extra)
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{
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xmlStructuredErrorFunc schannel = NULL;
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xmlGenericErrorFunc channel = NULL;
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void *data = NULL;
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if (ctxt != NULL) {
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if (ctxt->serror != NULL)
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schannel = ctxt->serror;
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else
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channel = ctxt->error;
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data = ctxt->userData;
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ctxt->nbErrors++;
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}
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if (extra)
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__xmlRaiseError(schannel, channel, data,
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NULL, NULL, XML_FROM_RELAXNGV,
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XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, extra,
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NULL, NULL, 0, 0,
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"Memory allocation failed : %s\n", extra);
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else
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__xmlRaiseError(schannel, channel, data,
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NULL, NULL, XML_FROM_RELAXNGV,
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XML_ERR_NO_MEMORY, XML_ERR_FATAL, NULL, 0, NULL,
|
|
NULL, NULL, 0, 0, "Memory allocation failed\n");
|
|
}
|
|
|
|
/**
|
|
* xmlRngPErr:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the node raising the error
|
|
* @error: the error code
|
|
* @msg: message
|
|
* @str1: extra info
|
|
* @str2: extra info
|
|
*
|
|
* Handle a Relax NG Parsing error
|
|
*/
|
|
static void
|
|
xmlRngPErr(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node, int error,
|
|
const char *msg, const xmlChar * str1, const xmlChar * str2)
|
|
{
|
|
xmlStructuredErrorFunc schannel = NULL;
|
|
xmlGenericErrorFunc channel = NULL;
|
|
void *data = NULL;
|
|
|
|
if (ctxt != NULL) {
|
|
if (ctxt->serror != NULL)
|
|
schannel = ctxt->serror;
|
|
else
|
|
channel = ctxt->error;
|
|
data = ctxt->userData;
|
|
ctxt->nbErrors++;
|
|
}
|
|
__xmlRaiseError(schannel, channel, data,
|
|
NULL, node, XML_FROM_RELAXNGP,
|
|
error, XML_ERR_ERROR, NULL, 0,
|
|
(const char *) str1, (const char *) str2, NULL, 0, 0,
|
|
msg, str1, str2);
|
|
}
|
|
|
|
/**
|
|
* xmlRngVErr:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @node: the node raising the error
|
|
* @error: the error code
|
|
* @msg: message
|
|
* @str1: extra info
|
|
* @str2: extra info
|
|
*
|
|
* Handle a Relax NG Validation error
|
|
*/
|
|
static void
|
|
xmlRngVErr(xmlRelaxNGValidCtxtPtr ctxt, xmlNodePtr node, int error,
|
|
const char *msg, const xmlChar * str1, const xmlChar * str2)
|
|
{
|
|
xmlStructuredErrorFunc schannel = NULL;
|
|
xmlGenericErrorFunc channel = NULL;
|
|
void *data = NULL;
|
|
|
|
if (ctxt != NULL) {
|
|
if (ctxt->serror != NULL)
|
|
schannel = ctxt->serror;
|
|
else
|
|
channel = ctxt->error;
|
|
data = ctxt->userData;
|
|
ctxt->nbErrors++;
|
|
}
|
|
__xmlRaiseError(schannel, channel, data,
|
|
NULL, node, XML_FROM_RELAXNGV,
|
|
error, XML_ERR_ERROR, NULL, 0,
|
|
(const char *) str1, (const char *) str2, NULL, 0, 0,
|
|
msg, str1, str2);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Preliminary type checking interfaces *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlRelaxNGTypeHave:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value: the value to check
|
|
*
|
|
* Function provided by a type library to check if a type is exported
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
typedef int (*xmlRelaxNGTypeHave) (void *data, const xmlChar * type);
|
|
|
|
/**
|
|
* xmlRelaxNGTypeCheck:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value: the value to check
|
|
* @result: place to store the result if needed
|
|
*
|
|
* Function provided by a type library to check if a value match a type
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
typedef int (*xmlRelaxNGTypeCheck) (void *data, const xmlChar * type,
|
|
const xmlChar * value, void **result,
|
|
xmlNodePtr node);
|
|
|
|
/**
|
|
* xmlRelaxNGFacetCheck:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @facet: the facet name
|
|
* @val: the facet value
|
|
* @strval: the string value
|
|
* @value: the value to check
|
|
*
|
|
* Function provided by a type library to check a value facet
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
typedef int (*xmlRelaxNGFacetCheck) (void *data, const xmlChar * type,
|
|
const xmlChar * facet,
|
|
const xmlChar * val,
|
|
const xmlChar * strval, void *value);
|
|
|
|
/**
|
|
* xmlRelaxNGTypeFree:
|
|
* @data: data needed for the library
|
|
* @result: the value to free
|
|
*
|
|
* Function provided by a type library to free a returned result
|
|
*/
|
|
typedef void (*xmlRelaxNGTypeFree) (void *data, void *result);
|
|
|
|
/**
|
|
* xmlRelaxNGTypeCompare:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value1: the first value
|
|
* @value2: the second value
|
|
*
|
|
* Function provided by a type library to compare two values accordingly
|
|
* to a type.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
typedef int (*xmlRelaxNGTypeCompare) (void *data, const xmlChar * type,
|
|
const xmlChar * value1,
|
|
xmlNodePtr ctxt1,
|
|
void *comp1,
|
|
const xmlChar * value2,
|
|
xmlNodePtr ctxt2);
|
|
typedef struct _xmlRelaxNGTypeLibrary xmlRelaxNGTypeLibrary;
|
|
typedef xmlRelaxNGTypeLibrary *xmlRelaxNGTypeLibraryPtr;
|
|
struct _xmlRelaxNGTypeLibrary {
|
|
const xmlChar *namespace; /* the datatypeLibrary value */
|
|
void *data; /* data needed for the library */
|
|
xmlRelaxNGTypeHave have; /* the export function */
|
|
xmlRelaxNGTypeCheck check; /* the checking function */
|
|
xmlRelaxNGTypeCompare comp; /* the compare function */
|
|
xmlRelaxNGFacetCheck facet; /* the facet check function */
|
|
xmlRelaxNGTypeFree freef; /* the freeing function */
|
|
};
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Allocation functions *
|
|
* *
|
|
************************************************************************/
|
|
static void xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar);
|
|
static void xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define);
|
|
static void xmlRelaxNGNormExtSpace(xmlChar * value);
|
|
static void xmlRelaxNGFreeInnerSchema(xmlRelaxNGPtr schema);
|
|
static int xmlRelaxNGEqualValidState(xmlRelaxNGValidCtxtPtr ctxt
|
|
ATTRIBUTE_UNUSED,
|
|
xmlRelaxNGValidStatePtr state1,
|
|
xmlRelaxNGValidStatePtr state2);
|
|
static void xmlRelaxNGFreeValidState(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidStatePtr state);
|
|
|
|
/**
|
|
* xmlRelaxNGFreeDocument:
|
|
* @docu: a document structure
|
|
*
|
|
* Deallocate a RelaxNG document structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeDocument(xmlRelaxNGDocumentPtr docu)
|
|
{
|
|
if (docu == NULL)
|
|
return;
|
|
|
|
if (docu->href != NULL)
|
|
xmlFree(docu->href);
|
|
if (docu->doc != NULL)
|
|
xmlFreeDoc(docu->doc);
|
|
if (docu->schema != NULL)
|
|
xmlRelaxNGFreeInnerSchema(docu->schema);
|
|
xmlFree(docu);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeDocumentList:
|
|
* @docu: a list of document structure
|
|
*
|
|
* Deallocate a RelaxNG document structures.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeDocumentList(xmlRelaxNGDocumentPtr docu)
|
|
{
|
|
xmlRelaxNGDocumentPtr next;
|
|
|
|
while (docu != NULL) {
|
|
next = docu->next;
|
|
xmlRelaxNGFreeDocument(docu);
|
|
docu = next;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeInclude:
|
|
* @incl: a include structure
|
|
*
|
|
* Deallocate a RelaxNG include structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeInclude(xmlRelaxNGIncludePtr incl)
|
|
{
|
|
if (incl == NULL)
|
|
return;
|
|
|
|
if (incl->href != NULL)
|
|
xmlFree(incl->href);
|
|
if (incl->doc != NULL)
|
|
xmlFreeDoc(incl->doc);
|
|
if (incl->schema != NULL)
|
|
xmlRelaxNGFree(incl->schema);
|
|
xmlFree(incl);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeIncludeList:
|
|
* @incl: a include structure list
|
|
*
|
|
* Deallocate a RelaxNG include structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeIncludeList(xmlRelaxNGIncludePtr incl)
|
|
{
|
|
xmlRelaxNGIncludePtr next;
|
|
|
|
while (incl != NULL) {
|
|
next = incl->next;
|
|
xmlRelaxNGFreeInclude(incl);
|
|
incl = next;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewRelaxNG:
|
|
* @ctxt: a Relax-NG validation context (optional)
|
|
*
|
|
* Allocate a new RelaxNG structure.
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGPtr
|
|
xmlRelaxNGNewRelaxNG(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGPtr ret;
|
|
|
|
ret = (xmlRelaxNGPtr) xmlMalloc(sizeof(xmlRelaxNG));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(ctxt, NULL);
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNG));
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeInnerSchema:
|
|
* @schema: a schema structure
|
|
*
|
|
* Deallocate a RelaxNG schema structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeInnerSchema(xmlRelaxNGPtr schema)
|
|
{
|
|
if (schema == NULL)
|
|
return;
|
|
|
|
if (schema->doc != NULL)
|
|
xmlFreeDoc(schema->doc);
|
|
if (schema->defTab != NULL) {
|
|
int i;
|
|
|
|
for (i = 0; i < schema->defNr; i++)
|
|
xmlRelaxNGFreeDefine(schema->defTab[i]);
|
|
xmlFree(schema->defTab);
|
|
}
|
|
|
|
xmlFree(schema);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFree:
|
|
* @schema: a schema structure
|
|
*
|
|
* Deallocate a RelaxNG structure.
|
|
*/
|
|
void
|
|
xmlRelaxNGFree(xmlRelaxNGPtr schema)
|
|
{
|
|
if (schema == NULL)
|
|
return;
|
|
|
|
if (schema->topgrammar != NULL)
|
|
xmlRelaxNGFreeGrammar(schema->topgrammar);
|
|
if (schema->doc != NULL)
|
|
xmlFreeDoc(schema->doc);
|
|
if (schema->documents != NULL)
|
|
xmlRelaxNGFreeDocumentList(schema->documents);
|
|
if (schema->includes != NULL)
|
|
xmlRelaxNGFreeIncludeList(schema->includes);
|
|
if (schema->defTab != NULL) {
|
|
int i;
|
|
|
|
for (i = 0; i < schema->defNr; i++)
|
|
xmlRelaxNGFreeDefine(schema->defTab[i]);
|
|
xmlFree(schema->defTab);
|
|
}
|
|
|
|
xmlFree(schema);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewGrammar:
|
|
* @ctxt: a Relax-NG validation context (optional)
|
|
*
|
|
* Allocate a new RelaxNG grammar.
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGGrammarPtr
|
|
xmlRelaxNGNewGrammar(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGGrammarPtr ret;
|
|
|
|
ret = (xmlRelaxNGGrammarPtr) xmlMalloc(sizeof(xmlRelaxNGGrammar));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(ctxt, NULL);
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGGrammar));
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeGrammar:
|
|
* @grammar: a grammar structure
|
|
*
|
|
* Deallocate a RelaxNG grammar structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeGrammar(xmlRelaxNGGrammarPtr grammar)
|
|
{
|
|
if (grammar == NULL)
|
|
return;
|
|
|
|
if (grammar->children != NULL) {
|
|
xmlRelaxNGFreeGrammar(grammar->children);
|
|
}
|
|
if (grammar->next != NULL) {
|
|
xmlRelaxNGFreeGrammar(grammar->next);
|
|
}
|
|
if (grammar->refs != NULL) {
|
|
xmlHashFree(grammar->refs, NULL);
|
|
}
|
|
if (grammar->defs != NULL) {
|
|
xmlHashFree(grammar->defs, NULL);
|
|
}
|
|
|
|
xmlFree(grammar);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewDefine:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @node: the node in the input document.
|
|
*
|
|
* Allocate a new RelaxNG define.
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGNewDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr ret;
|
|
|
|
if (ctxt->defMax == 0) {
|
|
ctxt->defMax = 16;
|
|
ctxt->defNr = 0;
|
|
ctxt->defTab = (xmlRelaxNGDefinePtr *)
|
|
xmlMalloc(ctxt->defMax * sizeof(xmlRelaxNGDefinePtr));
|
|
if (ctxt->defTab == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating define\n");
|
|
return (NULL);
|
|
}
|
|
} else if (ctxt->defMax <= ctxt->defNr) {
|
|
xmlRelaxNGDefinePtr *tmp;
|
|
|
|
ctxt->defMax *= 2;
|
|
tmp = (xmlRelaxNGDefinePtr *) xmlRealloc(ctxt->defTab,
|
|
ctxt->defMax *
|
|
sizeof
|
|
(xmlRelaxNGDefinePtr));
|
|
if (tmp == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating define\n");
|
|
return (NULL);
|
|
}
|
|
ctxt->defTab = tmp;
|
|
}
|
|
ret = (xmlRelaxNGDefinePtr) xmlMalloc(sizeof(xmlRelaxNGDefine));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating define\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGDefine));
|
|
ctxt->defTab[ctxt->defNr++] = ret;
|
|
ret->node = node;
|
|
ret->depth = -1;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreePartition:
|
|
* @partitions: a partition set structure
|
|
*
|
|
* Deallocate RelaxNG partition set structures.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreePartition(xmlRelaxNGPartitionPtr partitions)
|
|
{
|
|
xmlRelaxNGInterleaveGroupPtr group;
|
|
int j;
|
|
|
|
if (partitions != NULL) {
|
|
if (partitions->groups != NULL) {
|
|
for (j = 0; j < partitions->nbgroups; j++) {
|
|
group = partitions->groups[j];
|
|
if (group != NULL) {
|
|
if (group->defs != NULL)
|
|
xmlFree(group->defs);
|
|
if (group->attrs != NULL)
|
|
xmlFree(group->attrs);
|
|
xmlFree(group);
|
|
}
|
|
}
|
|
xmlFree(partitions->groups);
|
|
}
|
|
if (partitions->triage != NULL) {
|
|
xmlHashFree(partitions->triage, NULL);
|
|
}
|
|
xmlFree(partitions);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeDefine:
|
|
* @define: a define structure
|
|
*
|
|
* Deallocate a RelaxNG define structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeDefine(xmlRelaxNGDefinePtr define)
|
|
{
|
|
if (define == NULL)
|
|
return;
|
|
|
|
if ((define->type == XML_RELAXNG_VALUE) && (define->attrs != NULL)) {
|
|
xmlRelaxNGTypeLibraryPtr lib;
|
|
|
|
lib = (xmlRelaxNGTypeLibraryPtr) define->data;
|
|
if ((lib != NULL) && (lib->freef != NULL))
|
|
lib->freef(lib->data, (void *) define->attrs);
|
|
}
|
|
if ((define->data != NULL) && (define->type == XML_RELAXNG_INTERLEAVE))
|
|
xmlRelaxNGFreePartition((xmlRelaxNGPartitionPtr) define->data);
|
|
if ((define->data != NULL) && (define->type == XML_RELAXNG_CHOICE))
|
|
xmlHashFree((xmlHashTablePtr) define->data, NULL);
|
|
if (define->name != NULL)
|
|
xmlFree(define->name);
|
|
if (define->ns != NULL)
|
|
xmlFree(define->ns);
|
|
if (define->value != NULL)
|
|
xmlFree(define->value);
|
|
if (define->contModel != NULL)
|
|
xmlRegFreeRegexp(define->contModel);
|
|
xmlFree(define);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewStates:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @size: the default size for the container
|
|
*
|
|
* Allocate a new RelaxNG validation state container
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGStatesPtr
|
|
xmlRelaxNGNewStates(xmlRelaxNGValidCtxtPtr ctxt, int size)
|
|
{
|
|
xmlRelaxNGStatesPtr ret;
|
|
|
|
if ((ctxt != NULL) &&
|
|
(ctxt->freeStates != NULL) && (ctxt->freeStatesNr > 0)) {
|
|
ctxt->freeStatesNr--;
|
|
ret = ctxt->freeStates[ctxt->freeStatesNr];
|
|
ret->nbState = 0;
|
|
return (ret);
|
|
}
|
|
if (size < 16)
|
|
size = 16;
|
|
|
|
ret = (xmlRelaxNGStatesPtr) xmlMalloc(sizeof(xmlRelaxNGStates) +
|
|
(size -
|
|
1) *
|
|
sizeof(xmlRelaxNGValidStatePtr));
|
|
if (ret == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
return (NULL);
|
|
}
|
|
ret->nbState = 0;
|
|
ret->maxState = size;
|
|
ret->tabState = (xmlRelaxNGValidStatePtr *) xmlMalloc((size) *
|
|
sizeof
|
|
(xmlRelaxNGValidStatePtr));
|
|
if (ret->tabState == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
xmlFree(ret);
|
|
return (NULL);
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGAddStateUniq:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @states: the states container
|
|
* @state: the validation state
|
|
*
|
|
* Add a RelaxNG validation state to the container without checking
|
|
* for unicity.
|
|
*
|
|
* Return 1 in case of success and 0 if this is a duplicate and -1 on error
|
|
*/
|
|
static int
|
|
xmlRelaxNGAddStatesUniq(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGStatesPtr states,
|
|
xmlRelaxNGValidStatePtr state)
|
|
{
|
|
if (state == NULL) {
|
|
return (-1);
|
|
}
|
|
if (states->nbState >= states->maxState) {
|
|
xmlRelaxNGValidStatePtr *tmp;
|
|
int size;
|
|
|
|
size = states->maxState * 2;
|
|
tmp = (xmlRelaxNGValidStatePtr *) xmlRealloc(states->tabState,
|
|
(size) *
|
|
sizeof
|
|
(xmlRelaxNGValidStatePtr));
|
|
if (tmp == NULL) {
|
|
xmlRngVErrMemory(ctxt, "adding states\n");
|
|
return (-1);
|
|
}
|
|
states->tabState = tmp;
|
|
states->maxState = size;
|
|
}
|
|
states->tabState[states->nbState++] = state;
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGAddState:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @states: the states container
|
|
* @state: the validation state
|
|
*
|
|
* Add a RelaxNG validation state to the container
|
|
*
|
|
* Return 1 in case of success and 0 if this is a duplicate and -1 on error
|
|
*/
|
|
static int
|
|
xmlRelaxNGAddStates(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGStatesPtr states,
|
|
xmlRelaxNGValidStatePtr state)
|
|
{
|
|
int i;
|
|
|
|
if (state == NULL || states == NULL) {
|
|
return (-1);
|
|
}
|
|
if (states->nbState >= states->maxState) {
|
|
xmlRelaxNGValidStatePtr *tmp;
|
|
int size;
|
|
|
|
size = states->maxState * 2;
|
|
tmp = (xmlRelaxNGValidStatePtr *) xmlRealloc(states->tabState,
|
|
(size) *
|
|
sizeof
|
|
(xmlRelaxNGValidStatePtr));
|
|
if (tmp == NULL) {
|
|
xmlRngVErrMemory(ctxt, "adding states\n");
|
|
return (-1);
|
|
}
|
|
states->tabState = tmp;
|
|
states->maxState = size;
|
|
}
|
|
for (i = 0; i < states->nbState; i++) {
|
|
if (xmlRelaxNGEqualValidState(ctxt, state, states->tabState[i])) {
|
|
xmlRelaxNGFreeValidState(ctxt, state);
|
|
return (0);
|
|
}
|
|
}
|
|
states->tabState[states->nbState++] = state;
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeStates:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @states: teh container
|
|
*
|
|
* Free a RelaxNG validation state container
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeStates(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGStatesPtr states)
|
|
{
|
|
if (states == NULL)
|
|
return;
|
|
if ((ctxt != NULL) && (ctxt->freeStates == NULL)) {
|
|
ctxt->freeStatesMax = 40;
|
|
ctxt->freeStatesNr = 0;
|
|
ctxt->freeStates = (xmlRelaxNGStatesPtr *)
|
|
xmlMalloc(ctxt->freeStatesMax * sizeof(xmlRelaxNGStatesPtr));
|
|
if (ctxt->freeStates == NULL) {
|
|
xmlRngVErrMemory(ctxt, "storing states\n");
|
|
}
|
|
} else if ((ctxt != NULL)
|
|
&& (ctxt->freeStatesNr >= ctxt->freeStatesMax)) {
|
|
xmlRelaxNGStatesPtr *tmp;
|
|
|
|
tmp = (xmlRelaxNGStatesPtr *) xmlRealloc(ctxt->freeStates,
|
|
2 * ctxt->freeStatesMax *
|
|
sizeof
|
|
(xmlRelaxNGStatesPtr));
|
|
if (tmp == NULL) {
|
|
xmlRngVErrMemory(ctxt, "storing states\n");
|
|
xmlFree(states->tabState);
|
|
xmlFree(states);
|
|
return;
|
|
}
|
|
ctxt->freeStates = tmp;
|
|
ctxt->freeStatesMax *= 2;
|
|
}
|
|
if ((ctxt == NULL) || (ctxt->freeStates == NULL)) {
|
|
xmlFree(states->tabState);
|
|
xmlFree(states);
|
|
} else {
|
|
ctxt->freeStates[ctxt->freeStatesNr++] = states;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewValidState:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @node: the current node or NULL for the document
|
|
*
|
|
* Allocate a new RelaxNG validation state
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGValidStatePtr
|
|
xmlRelaxNGNewValidState(xmlRelaxNGValidCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGValidStatePtr ret;
|
|
xmlAttrPtr attr;
|
|
xmlAttrPtr attrs[MAX_ATTR];
|
|
int nbAttrs = 0;
|
|
xmlNodePtr root = NULL;
|
|
|
|
if (node == NULL) {
|
|
root = xmlDocGetRootElement(ctxt->doc);
|
|
if (root == NULL)
|
|
return (NULL);
|
|
} else {
|
|
attr = node->properties;
|
|
while (attr != NULL) {
|
|
if (nbAttrs < MAX_ATTR)
|
|
attrs[nbAttrs++] = attr;
|
|
else
|
|
nbAttrs++;
|
|
attr = attr->next;
|
|
}
|
|
}
|
|
if ((ctxt->freeState != NULL) && (ctxt->freeState->nbState > 0)) {
|
|
ctxt->freeState->nbState--;
|
|
ret = ctxt->freeState->tabState[ctxt->freeState->nbState];
|
|
} else {
|
|
ret =
|
|
(xmlRelaxNGValidStatePtr)
|
|
xmlMalloc(sizeof(xmlRelaxNGValidState));
|
|
if (ret == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGValidState));
|
|
}
|
|
ret->value = NULL;
|
|
ret->endvalue = NULL;
|
|
if (node == NULL) {
|
|
ret->node = (xmlNodePtr) ctxt->doc;
|
|
ret->seq = root;
|
|
} else {
|
|
ret->node = node;
|
|
ret->seq = node->children;
|
|
}
|
|
ret->nbAttrs = 0;
|
|
if (nbAttrs > 0) {
|
|
if (ret->attrs == NULL) {
|
|
if (nbAttrs < 4)
|
|
ret->maxAttrs = 4;
|
|
else
|
|
ret->maxAttrs = nbAttrs;
|
|
ret->attrs = (xmlAttrPtr *) xmlMalloc(ret->maxAttrs *
|
|
sizeof(xmlAttrPtr));
|
|
if (ret->attrs == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
return (ret);
|
|
}
|
|
} else if (ret->maxAttrs < nbAttrs) {
|
|
xmlAttrPtr *tmp;
|
|
|
|
tmp = (xmlAttrPtr *) xmlRealloc(ret->attrs, nbAttrs *
|
|
sizeof(xmlAttrPtr));
|
|
if (tmp == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
return (ret);
|
|
}
|
|
ret->attrs = tmp;
|
|
ret->maxAttrs = nbAttrs;
|
|
}
|
|
ret->nbAttrs = nbAttrs;
|
|
if (nbAttrs < MAX_ATTR) {
|
|
memcpy(ret->attrs, attrs, sizeof(xmlAttrPtr) * nbAttrs);
|
|
} else {
|
|
attr = node->properties;
|
|
nbAttrs = 0;
|
|
while (attr != NULL) {
|
|
ret->attrs[nbAttrs++] = attr;
|
|
attr = attr->next;
|
|
}
|
|
}
|
|
}
|
|
ret->nbAttrLeft = ret->nbAttrs;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCopyValidState:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @state: a validation state
|
|
*
|
|
* Copy the validation state
|
|
*
|
|
* Returns the newly allocated structure or NULL in case or error
|
|
*/
|
|
static xmlRelaxNGValidStatePtr
|
|
xmlRelaxNGCopyValidState(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidStatePtr state)
|
|
{
|
|
xmlRelaxNGValidStatePtr ret;
|
|
unsigned int maxAttrs;
|
|
xmlAttrPtr *attrs;
|
|
|
|
if (state == NULL)
|
|
return (NULL);
|
|
if ((ctxt->freeState != NULL) && (ctxt->freeState->nbState > 0)) {
|
|
ctxt->freeState->nbState--;
|
|
ret = ctxt->freeState->tabState[ctxt->freeState->nbState];
|
|
} else {
|
|
ret =
|
|
(xmlRelaxNGValidStatePtr)
|
|
xmlMalloc(sizeof(xmlRelaxNGValidState));
|
|
if (ret == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGValidState));
|
|
}
|
|
attrs = ret->attrs;
|
|
maxAttrs = ret->maxAttrs;
|
|
memcpy(ret, state, sizeof(xmlRelaxNGValidState));
|
|
ret->attrs = attrs;
|
|
ret->maxAttrs = maxAttrs;
|
|
if (state->nbAttrs > 0) {
|
|
if (ret->attrs == NULL) {
|
|
ret->maxAttrs = state->maxAttrs;
|
|
ret->attrs = (xmlAttrPtr *) xmlMalloc(ret->maxAttrs *
|
|
sizeof(xmlAttrPtr));
|
|
if (ret->attrs == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
ret->nbAttrs = 0;
|
|
return (ret);
|
|
}
|
|
} else if (ret->maxAttrs < state->nbAttrs) {
|
|
xmlAttrPtr *tmp;
|
|
|
|
tmp = (xmlAttrPtr *) xmlRealloc(ret->attrs, state->maxAttrs *
|
|
sizeof(xmlAttrPtr));
|
|
if (tmp == NULL) {
|
|
xmlRngVErrMemory(ctxt, "allocating states\n");
|
|
ret->nbAttrs = 0;
|
|
return (ret);
|
|
}
|
|
ret->maxAttrs = state->maxAttrs;
|
|
ret->attrs = tmp;
|
|
}
|
|
memcpy(ret->attrs, state->attrs,
|
|
state->nbAttrs * sizeof(xmlAttrPtr));
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGEqualValidState:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @state1: a validation state
|
|
* @state2: a validation state
|
|
*
|
|
* Compare the validation states for equality
|
|
*
|
|
* Returns 1 if equald, 0 otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGEqualValidState(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED,
|
|
xmlRelaxNGValidStatePtr state1,
|
|
xmlRelaxNGValidStatePtr state2)
|
|
{
|
|
int i;
|
|
|
|
if ((state1 == NULL) || (state2 == NULL))
|
|
return (0);
|
|
if (state1 == state2)
|
|
return (1);
|
|
if (state1->node != state2->node)
|
|
return (0);
|
|
if (state1->seq != state2->seq)
|
|
return (0);
|
|
if (state1->nbAttrLeft != state2->nbAttrLeft)
|
|
return (0);
|
|
if (state1->nbAttrs != state2->nbAttrs)
|
|
return (0);
|
|
if (state1->endvalue != state2->endvalue)
|
|
return (0);
|
|
if ((state1->value != state2->value) &&
|
|
(!xmlStrEqual(state1->value, state2->value)))
|
|
return (0);
|
|
for (i = 0; i < state1->nbAttrs; i++) {
|
|
if (state1->attrs[i] != state2->attrs[i])
|
|
return (0);
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeValidState:
|
|
* @state: a validation state structure
|
|
*
|
|
* Deallocate a RelaxNG validation state structure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeValidState(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidStatePtr state)
|
|
{
|
|
if (state == NULL)
|
|
return;
|
|
|
|
if ((ctxt != NULL) && (ctxt->freeState == NULL)) {
|
|
ctxt->freeState = xmlRelaxNGNewStates(ctxt, 40);
|
|
}
|
|
if ((ctxt == NULL) || (ctxt->freeState == NULL)) {
|
|
if (state->attrs != NULL)
|
|
xmlFree(state->attrs);
|
|
xmlFree(state);
|
|
} else {
|
|
xmlRelaxNGAddStatesUniq(ctxt, ctxt->freeState, state);
|
|
}
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Semi internal functions *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlRelaxParserSetFlag:
|
|
* @ctxt: a RelaxNG parser context
|
|
* @flags: a set of flags values
|
|
*
|
|
* Semi private function used to pass informations to a parser context
|
|
* which are a combination of xmlRelaxNGParserFlag .
|
|
*
|
|
* Returns 0 if success and -1 in case of error
|
|
*/
|
|
int
|
|
xmlRelaxParserSetFlag(xmlRelaxNGParserCtxtPtr ctxt, int flags)
|
|
{
|
|
if (ctxt == NULL) return(-1);
|
|
if (flags & XML_RELAXNGP_FREE_DOC) {
|
|
ctxt->crng |= XML_RELAXNGP_FREE_DOC;
|
|
flags -= XML_RELAXNGP_FREE_DOC;
|
|
}
|
|
if (flags & XML_RELAXNGP_CRNG) {
|
|
ctxt->crng |= XML_RELAXNGP_CRNG;
|
|
flags -= XML_RELAXNGP_CRNG;
|
|
}
|
|
if (flags != 0) return(-1);
|
|
return(0);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Document functions *
|
|
* *
|
|
************************************************************************/
|
|
static xmlDocPtr xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlDocPtr doc);
|
|
|
|
/**
|
|
* xmlRelaxNGIncludePush:
|
|
* @ctxt: the parser context
|
|
* @value: the element doc
|
|
*
|
|
* Pushes a new include on top of the include stack
|
|
*
|
|
* Returns 0 in case of error, the index in the stack otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGIncludePush(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGIncludePtr value)
|
|
{
|
|
if (ctxt->incTab == NULL) {
|
|
ctxt->incMax = 4;
|
|
ctxt->incNr = 0;
|
|
ctxt->incTab =
|
|
(xmlRelaxNGIncludePtr *) xmlMalloc(ctxt->incMax *
|
|
sizeof(ctxt->incTab[0]));
|
|
if (ctxt->incTab == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating include\n");
|
|
return (0);
|
|
}
|
|
}
|
|
if (ctxt->incNr >= ctxt->incMax) {
|
|
ctxt->incMax *= 2;
|
|
ctxt->incTab =
|
|
(xmlRelaxNGIncludePtr *) xmlRealloc(ctxt->incTab,
|
|
ctxt->incMax *
|
|
sizeof(ctxt->incTab[0]));
|
|
if (ctxt->incTab == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating include\n");
|
|
return (0);
|
|
}
|
|
}
|
|
ctxt->incTab[ctxt->incNr] = value;
|
|
ctxt->inc = value;
|
|
return (ctxt->incNr++);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGIncludePop:
|
|
* @ctxt: the parser context
|
|
*
|
|
* Pops the top include from the include stack
|
|
*
|
|
* Returns the include just removed
|
|
*/
|
|
static xmlRelaxNGIncludePtr
|
|
xmlRelaxNGIncludePop(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGIncludePtr ret;
|
|
|
|
if (ctxt->incNr <= 0)
|
|
return (NULL);
|
|
ctxt->incNr--;
|
|
if (ctxt->incNr > 0)
|
|
ctxt->inc = ctxt->incTab[ctxt->incNr - 1];
|
|
else
|
|
ctxt->inc = NULL;
|
|
ret = ctxt->incTab[ctxt->incNr];
|
|
ctxt->incTab[ctxt->incNr] = NULL;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGRemoveRedefine:
|
|
* @ctxt: the parser context
|
|
* @URL: the normalized URL
|
|
* @target: the included target
|
|
* @name: the define name to eliminate
|
|
*
|
|
* Applies the elimination algorithm of 4.7
|
|
*
|
|
* Returns 0 in case of error, 1 in case of success.
|
|
*/
|
|
static int
|
|
xmlRelaxNGRemoveRedefine(xmlRelaxNGParserCtxtPtr ctxt,
|
|
const xmlChar * URL ATTRIBUTE_UNUSED,
|
|
xmlNodePtr target, const xmlChar * name)
|
|
{
|
|
int found = 0;
|
|
xmlNodePtr tmp, tmp2;
|
|
xmlChar *name2;
|
|
|
|
#ifdef DEBUG_INCLUDE
|
|
if (name == NULL)
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Elimination of <include> start from %s\n", URL);
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Elimination of <include> define %s from %s\n",
|
|
name, URL);
|
|
#endif
|
|
tmp = target;
|
|
while (tmp != NULL) {
|
|
tmp2 = tmp->next;
|
|
if ((name == NULL) && (IS_RELAXNG(tmp, "start"))) {
|
|
found = 1;
|
|
xmlUnlinkNode(tmp);
|
|
xmlFreeNode(tmp);
|
|
} else if ((name != NULL) && (IS_RELAXNG(tmp, "define"))) {
|
|
name2 = xmlGetProp(tmp, BAD_CAST "name");
|
|
xmlRelaxNGNormExtSpace(name2);
|
|
if (name2 != NULL) {
|
|
if (xmlStrEqual(name, name2)) {
|
|
found = 1;
|
|
xmlUnlinkNode(tmp);
|
|
xmlFreeNode(tmp);
|
|
}
|
|
xmlFree(name2);
|
|
}
|
|
} else if (IS_RELAXNG(tmp, "include")) {
|
|
xmlChar *href = NULL;
|
|
xmlRelaxNGDocumentPtr inc = tmp->psvi;
|
|
|
|
if ((inc != NULL) && (inc->doc != NULL) &&
|
|
(inc->doc->children != NULL)) {
|
|
|
|
if (xmlStrEqual
|
|
(inc->doc->children->name, BAD_CAST "grammar")) {
|
|
#ifdef DEBUG_INCLUDE
|
|
href = xmlGetProp(tmp, BAD_CAST "href");
|
|
#endif
|
|
if (xmlRelaxNGRemoveRedefine(ctxt, href,
|
|
xmlDocGetRootElement(inc->doc)->children,
|
|
name) == 1) {
|
|
found = 1;
|
|
}
|
|
#ifdef DEBUG_INCLUDE
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
tmp = tmp2;
|
|
}
|
|
return (found);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGLoadInclude:
|
|
* @ctxt: the parser context
|
|
* @URL: the normalized URL
|
|
* @node: the include node.
|
|
* @ns: the namespace passed from the context.
|
|
*
|
|
* First lookup if the document is already loaded into the parser context,
|
|
* check against recursion. If not found the resource is loaded and
|
|
* the content is preprocessed before being returned back to the caller.
|
|
*
|
|
* Returns the xmlRelaxNGIncludePtr or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGIncludePtr
|
|
xmlRelaxNGLoadInclude(xmlRelaxNGParserCtxtPtr ctxt, const xmlChar * URL,
|
|
xmlNodePtr node, const xmlChar * ns)
|
|
{
|
|
xmlRelaxNGIncludePtr ret = NULL;
|
|
xmlDocPtr doc;
|
|
int i;
|
|
xmlNodePtr root, cur;
|
|
|
|
#ifdef DEBUG_INCLUDE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGLoadInclude(%s)\n", URL);
|
|
#endif
|
|
|
|
/*
|
|
* check against recursion in the stack
|
|
*/
|
|
for (i = 0; i < ctxt->incNr; i++) {
|
|
if (xmlStrEqual(ctxt->incTab[i]->href, URL)) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_INCLUDE_RECURSE,
|
|
"Detected an Include recursion for %s\n", URL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* load the document
|
|
*/
|
|
doc = xmlReadFile((const char *) URL,NULL,0);
|
|
if (doc == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARSE_ERROR,
|
|
"xmlRelaxNG: could not load %s\n", URL, NULL);
|
|
return (NULL);
|
|
}
|
|
#ifdef DEBUG_INCLUDE
|
|
xmlGenericError(xmlGenericErrorContext, "Parsed %s Okay\n", URL);
|
|
#endif
|
|
|
|
/*
|
|
* Allocate the document structures and register it first.
|
|
*/
|
|
ret = (xmlRelaxNGIncludePtr) xmlMalloc(sizeof(xmlRelaxNGInclude));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(ctxt, "allocating include\n");
|
|
xmlFreeDoc(doc);
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGInclude));
|
|
ret->doc = doc;
|
|
ret->href = xmlStrdup(URL);
|
|
ret->next = ctxt->includes;
|
|
ctxt->includes = ret;
|
|
|
|
/*
|
|
* transmit the ns if needed
|
|
*/
|
|
if (ns != NULL) {
|
|
root = xmlDocGetRootElement(doc);
|
|
if (root != NULL) {
|
|
if (xmlHasProp(root, BAD_CAST "ns") == NULL) {
|
|
xmlSetProp(root, BAD_CAST "ns", ns);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* push it on the stack
|
|
*/
|
|
xmlRelaxNGIncludePush(ctxt, ret);
|
|
|
|
/*
|
|
* Some preprocessing of the document content, this include recursing
|
|
* in the include stack.
|
|
*/
|
|
#ifdef DEBUG_INCLUDE
|
|
xmlGenericError(xmlGenericErrorContext, "cleanup of %s\n", URL);
|
|
#endif
|
|
|
|
doc = xmlRelaxNGCleanupDoc(ctxt, doc);
|
|
if (doc == NULL) {
|
|
ctxt->inc = NULL;
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Pop up the include from the stack
|
|
*/
|
|
xmlRelaxNGIncludePop(ctxt);
|
|
|
|
#ifdef DEBUG_INCLUDE
|
|
xmlGenericError(xmlGenericErrorContext, "Checking of %s\n", URL);
|
|
#endif
|
|
/*
|
|
* Check that the top element is a grammar
|
|
*/
|
|
root = xmlDocGetRootElement(doc);
|
|
if (root == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY,
|
|
"xmlRelaxNG: included document is empty %s\n", URL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
if (!IS_RELAXNG(root, "grammar")) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_GRAMMAR_MISSING,
|
|
"xmlRelaxNG: included document %s root is not a grammar\n",
|
|
URL, NULL);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Elimination of redefined rules in the include.
|
|
*/
|
|
cur = node->children;
|
|
while (cur != NULL) {
|
|
if (IS_RELAXNG(cur, "start")) {
|
|
int found = 0;
|
|
|
|
found =
|
|
xmlRelaxNGRemoveRedefine(ctxt, URL, root->children, NULL);
|
|
if (!found) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_START_MISSING,
|
|
"xmlRelaxNG: include %s has a start but not the included grammar\n",
|
|
URL, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(cur, "define")) {
|
|
xmlChar *name;
|
|
|
|
name = xmlGetProp(cur, BAD_CAST "name");
|
|
if (name == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_NAME_MISSING,
|
|
"xmlRelaxNG: include %s has define without name\n",
|
|
URL, NULL);
|
|
} else {
|
|
int found;
|
|
|
|
xmlRelaxNGNormExtSpace(name);
|
|
found = xmlRelaxNGRemoveRedefine(ctxt, URL,
|
|
root->children, name);
|
|
if (!found) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_DEFINE_MISSING,
|
|
"xmlRelaxNG: include %s has a define %s but not the included grammar\n",
|
|
URL, name);
|
|
}
|
|
xmlFree(name);
|
|
}
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidErrorPush:
|
|
* @ctxt: the validation context
|
|
* @err: the error code
|
|
* @arg1: the first string argument
|
|
* @arg2: the second string argument
|
|
* @dup: arg need to be duplicated
|
|
*
|
|
* Pushes a new error on top of the error stack
|
|
*
|
|
* Returns 0 in case of error, the index in the stack otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidErrorPush(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidErr err, const xmlChar * arg1,
|
|
const xmlChar * arg2, int dup)
|
|
{
|
|
xmlRelaxNGValidErrorPtr cur;
|
|
|
|
#ifdef DEBUG_ERROR
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Pushing error %d at %d on stack\n", err, ctxt->errNr);
|
|
#endif
|
|
if (ctxt->errTab == NULL) {
|
|
ctxt->errMax = 8;
|
|
ctxt->errNr = 0;
|
|
ctxt->errTab =
|
|
(xmlRelaxNGValidErrorPtr) xmlMalloc(ctxt->errMax *
|
|
sizeof
|
|
(xmlRelaxNGValidError));
|
|
if (ctxt->errTab == NULL) {
|
|
xmlRngVErrMemory(ctxt, "pushing error\n");
|
|
return (0);
|
|
}
|
|
ctxt->err = NULL;
|
|
}
|
|
if (ctxt->errNr >= ctxt->errMax) {
|
|
ctxt->errMax *= 2;
|
|
ctxt->errTab =
|
|
(xmlRelaxNGValidErrorPtr) xmlRealloc(ctxt->errTab,
|
|
ctxt->errMax *
|
|
sizeof
|
|
(xmlRelaxNGValidError));
|
|
if (ctxt->errTab == NULL) {
|
|
xmlRngVErrMemory(ctxt, "pushing error\n");
|
|
return (0);
|
|
}
|
|
ctxt->err = &ctxt->errTab[ctxt->errNr - 1];
|
|
}
|
|
if ((ctxt->err != NULL) && (ctxt->state != NULL) &&
|
|
(ctxt->err->node == ctxt->state->node) && (ctxt->err->err == err))
|
|
return (ctxt->errNr);
|
|
cur = &ctxt->errTab[ctxt->errNr];
|
|
cur->err = err;
|
|
if (dup) {
|
|
cur->arg1 = xmlStrdup(arg1);
|
|
cur->arg2 = xmlStrdup(arg2);
|
|
cur->flags = ERROR_IS_DUP;
|
|
} else {
|
|
cur->arg1 = arg1;
|
|
cur->arg2 = arg2;
|
|
cur->flags = 0;
|
|
}
|
|
if (ctxt->state != NULL) {
|
|
cur->node = ctxt->state->node;
|
|
cur->seq = ctxt->state->seq;
|
|
} else {
|
|
cur->node = NULL;
|
|
cur->seq = NULL;
|
|
}
|
|
ctxt->err = cur;
|
|
return (ctxt->errNr++);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidErrorPop:
|
|
* @ctxt: the validation context
|
|
*
|
|
* Pops the top error from the error stack
|
|
*/
|
|
static void
|
|
xmlRelaxNGValidErrorPop(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGValidErrorPtr cur;
|
|
|
|
if (ctxt->errNr <= 0) {
|
|
ctxt->err = NULL;
|
|
return;
|
|
}
|
|
ctxt->errNr--;
|
|
if (ctxt->errNr > 0)
|
|
ctxt->err = &ctxt->errTab[ctxt->errNr - 1];
|
|
else
|
|
ctxt->err = NULL;
|
|
cur = &ctxt->errTab[ctxt->errNr];
|
|
if (cur->flags & ERROR_IS_DUP) {
|
|
if (cur->arg1 != NULL)
|
|
xmlFree((xmlChar *) cur->arg1);
|
|
cur->arg1 = NULL;
|
|
if (cur->arg2 != NULL)
|
|
xmlFree((xmlChar *) cur->arg2);
|
|
cur->arg2 = NULL;
|
|
cur->flags = 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDocumentPush:
|
|
* @ctxt: the parser context
|
|
* @value: the element doc
|
|
*
|
|
* Pushes a new doc on top of the doc stack
|
|
*
|
|
* Returns 0 in case of error, the index in the stack otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGDocumentPush(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDocumentPtr value)
|
|
{
|
|
if (ctxt->docTab == NULL) {
|
|
ctxt->docMax = 4;
|
|
ctxt->docNr = 0;
|
|
ctxt->docTab =
|
|
(xmlRelaxNGDocumentPtr *) xmlMalloc(ctxt->docMax *
|
|
sizeof(ctxt->docTab[0]));
|
|
if (ctxt->docTab == NULL) {
|
|
xmlRngPErrMemory(ctxt, "adding document\n");
|
|
return (0);
|
|
}
|
|
}
|
|
if (ctxt->docNr >= ctxt->docMax) {
|
|
ctxt->docMax *= 2;
|
|
ctxt->docTab =
|
|
(xmlRelaxNGDocumentPtr *) xmlRealloc(ctxt->docTab,
|
|
ctxt->docMax *
|
|
sizeof(ctxt->docTab[0]));
|
|
if (ctxt->docTab == NULL) {
|
|
xmlRngPErrMemory(ctxt, "adding document\n");
|
|
return (0);
|
|
}
|
|
}
|
|
ctxt->docTab[ctxt->docNr] = value;
|
|
ctxt->doc = value;
|
|
return (ctxt->docNr++);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDocumentPop:
|
|
* @ctxt: the parser context
|
|
*
|
|
* Pops the top doc from the doc stack
|
|
*
|
|
* Returns the doc just removed
|
|
*/
|
|
static xmlRelaxNGDocumentPtr
|
|
xmlRelaxNGDocumentPop(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGDocumentPtr ret;
|
|
|
|
if (ctxt->docNr <= 0)
|
|
return (NULL);
|
|
ctxt->docNr--;
|
|
if (ctxt->docNr > 0)
|
|
ctxt->doc = ctxt->docTab[ctxt->docNr - 1];
|
|
else
|
|
ctxt->doc = NULL;
|
|
ret = ctxt->docTab[ctxt->docNr];
|
|
ctxt->docTab[ctxt->docNr] = NULL;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGLoadExternalRef:
|
|
* @ctxt: the parser context
|
|
* @URL: the normalized URL
|
|
* @ns: the inherited ns if any
|
|
*
|
|
* First lookup if the document is already loaded into the parser context,
|
|
* check against recursion. If not found the resource is loaded and
|
|
* the content is preprocessed before being returned back to the caller.
|
|
*
|
|
* Returns the xmlRelaxNGDocumentPtr or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGDocumentPtr
|
|
xmlRelaxNGLoadExternalRef(xmlRelaxNGParserCtxtPtr ctxt,
|
|
const xmlChar * URL, const xmlChar * ns)
|
|
{
|
|
xmlRelaxNGDocumentPtr ret = NULL;
|
|
xmlDocPtr doc;
|
|
xmlNodePtr root;
|
|
int i;
|
|
|
|
/*
|
|
* check against recursion in the stack
|
|
*/
|
|
for (i = 0; i < ctxt->docNr; i++) {
|
|
if (xmlStrEqual(ctxt->docTab[i]->href, URL)) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_EXTERNALREF_RECURSE,
|
|
"Detected an externalRef recursion for %s\n", URL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* load the document
|
|
*/
|
|
doc = xmlReadFile((const char *) URL,NULL,0);
|
|
if (doc == NULL) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_PARSE_ERROR,
|
|
"xmlRelaxNG: could not load %s\n", URL, NULL);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Allocate the document structures and register it first.
|
|
*/
|
|
ret = (xmlRelaxNGDocumentPtr) xmlMalloc(sizeof(xmlRelaxNGDocument));
|
|
if (ret == NULL) {
|
|
xmlRngPErr(ctxt, (xmlNodePtr) doc, XML_ERR_NO_MEMORY,
|
|
"xmlRelaxNG: allocate memory for doc %s\n", URL, NULL);
|
|
xmlFreeDoc(doc);
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGDocument));
|
|
ret->doc = doc;
|
|
ret->href = xmlStrdup(URL);
|
|
ret->next = ctxt->documents;
|
|
ret->externalRef = 1;
|
|
ctxt->documents = ret;
|
|
|
|
/*
|
|
* transmit the ns if needed
|
|
*/
|
|
if (ns != NULL) {
|
|
root = xmlDocGetRootElement(doc);
|
|
if (root != NULL) {
|
|
if (xmlHasProp(root, BAD_CAST "ns") == NULL) {
|
|
xmlSetProp(root, BAD_CAST "ns", ns);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* push it on the stack and register it in the hash table
|
|
*/
|
|
xmlRelaxNGDocumentPush(ctxt, ret);
|
|
|
|
/*
|
|
* Some preprocessing of the document content
|
|
*/
|
|
doc = xmlRelaxNGCleanupDoc(ctxt, doc);
|
|
if (doc == NULL) {
|
|
ctxt->doc = NULL;
|
|
return (NULL);
|
|
}
|
|
|
|
xmlRelaxNGDocumentPop(ctxt);
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Error functions *
|
|
* *
|
|
************************************************************************/
|
|
|
|
#define VALID_ERR(a) xmlRelaxNGAddValidError(ctxt, a, NULL, NULL, 0);
|
|
#define VALID_ERR2(a, b) xmlRelaxNGAddValidError(ctxt, a, b, NULL, 0);
|
|
#define VALID_ERR3(a, b, c) xmlRelaxNGAddValidError(ctxt, a, b, c, 0);
|
|
#define VALID_ERR2P(a, b) xmlRelaxNGAddValidError(ctxt, a, b, NULL, 1);
|
|
#define VALID_ERR3P(a, b, c) xmlRelaxNGAddValidError(ctxt, a, b, c, 1);
|
|
|
|
static const char *
|
|
xmlRelaxNGDefName(xmlRelaxNGDefinePtr def)
|
|
{
|
|
if (def == NULL)
|
|
return ("none");
|
|
switch (def->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
return ("empty");
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
return ("notAllowed");
|
|
case XML_RELAXNG_EXCEPT:
|
|
return ("except");
|
|
case XML_RELAXNG_TEXT:
|
|
return ("text");
|
|
case XML_RELAXNG_ELEMENT:
|
|
return ("element");
|
|
case XML_RELAXNG_DATATYPE:
|
|
return ("datatype");
|
|
case XML_RELAXNG_VALUE:
|
|
return ("value");
|
|
case XML_RELAXNG_LIST:
|
|
return ("list");
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
return ("attribute");
|
|
case XML_RELAXNG_DEF:
|
|
return ("def");
|
|
case XML_RELAXNG_REF:
|
|
return ("ref");
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
return ("externalRef");
|
|
case XML_RELAXNG_PARENTREF:
|
|
return ("parentRef");
|
|
case XML_RELAXNG_OPTIONAL:
|
|
return ("optional");
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
return ("zeroOrMore");
|
|
case XML_RELAXNG_ONEORMORE:
|
|
return ("oneOrMore");
|
|
case XML_RELAXNG_CHOICE:
|
|
return ("choice");
|
|
case XML_RELAXNG_GROUP:
|
|
return ("group");
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
return ("interleave");
|
|
case XML_RELAXNG_START:
|
|
return ("start");
|
|
case XML_RELAXNG_NOOP:
|
|
return ("noop");
|
|
case XML_RELAXNG_PARAM:
|
|
return ("param");
|
|
}
|
|
return ("unknown");
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGetErrorString:
|
|
* @err: the error code
|
|
* @arg1: the first string argument
|
|
* @arg2: the second string argument
|
|
*
|
|
* computes a formatted error string for the given error code and args
|
|
*
|
|
* Returns the error string, it must be deallocated by the caller
|
|
*/
|
|
static xmlChar *
|
|
xmlRelaxNGGetErrorString(xmlRelaxNGValidErr err, const xmlChar * arg1,
|
|
const xmlChar * arg2)
|
|
{
|
|
char msg[1000];
|
|
|
|
if (arg1 == NULL)
|
|
arg1 = BAD_CAST "";
|
|
if (arg2 == NULL)
|
|
arg2 = BAD_CAST "";
|
|
|
|
msg[0] = 0;
|
|
switch (err) {
|
|
case XML_RELAXNG_OK:
|
|
return (NULL);
|
|
case XML_RELAXNG_ERR_MEMORY:
|
|
return (xmlCharStrdup("out of memory\n"));
|
|
case XML_RELAXNG_ERR_TYPE:
|
|
snprintf(msg, 1000, "failed to validate type %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_TYPEVAL:
|
|
snprintf(msg, 1000, "Type %s doesn't allow value '%s'\n", arg1,
|
|
arg2);
|
|
break;
|
|
case XML_RELAXNG_ERR_DUPID:
|
|
snprintf(msg, 1000, "ID %s redefined\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_TYPECMP:
|
|
snprintf(msg, 1000, "failed to compare type %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_NOSTATE:
|
|
return (xmlCharStrdup("Internal error: no state\n"));
|
|
case XML_RELAXNG_ERR_NODEFINE:
|
|
return (xmlCharStrdup("Internal error: no define\n"));
|
|
case XML_RELAXNG_ERR_INTERNAL:
|
|
snprintf(msg, 1000, "Internal error: %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_LISTEXTRA:
|
|
snprintf(msg, 1000, "Extra data in list: %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_INTERNODATA:
|
|
return (xmlCharStrdup
|
|
("Internal: interleave block has no data\n"));
|
|
case XML_RELAXNG_ERR_INTERSEQ:
|
|
return (xmlCharStrdup("Invalid sequence in interleave\n"));
|
|
case XML_RELAXNG_ERR_INTEREXTRA:
|
|
snprintf(msg, 1000, "Extra element %s in interleave\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMNAME:
|
|
snprintf(msg, 1000, "Expecting element %s, got %s\n", arg1,
|
|
arg2);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMNONS:
|
|
snprintf(msg, 1000, "Expecting a namespace for element %s\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMWRONGNS:
|
|
snprintf(msg, 1000,
|
|
"Element %s has wrong namespace: expecting %s\n", arg1,
|
|
arg2);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMWRONG:
|
|
snprintf(msg, 1000, "Did not expect element %s there\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_TEXTWRONG:
|
|
snprintf(msg, 1000,
|
|
"Did not expect text in element %s content\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMEXTRANS:
|
|
snprintf(msg, 1000, "Expecting no namespace for element %s\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_ELEMNOTEMPTY:
|
|
snprintf(msg, 1000, "Expecting element %s to be empty\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_NOELEM:
|
|
snprintf(msg, 1000, "Expecting an element %s, got nothing\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_NOTELEM:
|
|
return (xmlCharStrdup("Expecting an element got text\n"));
|
|
case XML_RELAXNG_ERR_ATTRVALID:
|
|
snprintf(msg, 1000, "Element %s failed to validate attributes\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_CONTENTVALID:
|
|
snprintf(msg, 1000, "Element %s failed to validate content\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_EXTRACONTENT:
|
|
snprintf(msg, 1000, "Element %s has extra content: %s\n",
|
|
arg1, arg2);
|
|
break;
|
|
case XML_RELAXNG_ERR_INVALIDATTR:
|
|
snprintf(msg, 1000, "Invalid attribute %s for element %s\n",
|
|
arg1, arg2);
|
|
break;
|
|
case XML_RELAXNG_ERR_LACKDATA:
|
|
snprintf(msg, 1000, "Datatype element %s contains no data\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_DATAELEM:
|
|
snprintf(msg, 1000, "Datatype element %s has child elements\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_VALELEM:
|
|
snprintf(msg, 1000, "Value element %s has child elements\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_LISTELEM:
|
|
snprintf(msg, 1000, "List element %s has child elements\n",
|
|
arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_DATATYPE:
|
|
snprintf(msg, 1000, "Error validating datatype %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_VALUE:
|
|
snprintf(msg, 1000, "Error validating value %s\n", arg1);
|
|
break;
|
|
case XML_RELAXNG_ERR_LIST:
|
|
return (xmlCharStrdup("Error validating list\n"));
|
|
case XML_RELAXNG_ERR_NOGRAMMAR:
|
|
return (xmlCharStrdup("No top grammar defined\n"));
|
|
case XML_RELAXNG_ERR_EXTRADATA:
|
|
return (xmlCharStrdup("Extra data in the document\n"));
|
|
default:
|
|
return (xmlCharStrdup("Unknown error !\n"));
|
|
}
|
|
if (msg[0] == 0) {
|
|
snprintf(msg, 1000, "Unknown error code %d\n", err);
|
|
}
|
|
msg[1000 - 1] = 0;
|
|
return (xmlStrdup((xmlChar *) msg));
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGShowValidError:
|
|
* @ctxt: the validation context
|
|
* @err: the error number
|
|
* @node: the node
|
|
* @child: the node child generating the problem.
|
|
* @arg1: the first argument
|
|
* @arg2: the second argument
|
|
*
|
|
* Show a validation error.
|
|
*/
|
|
static void
|
|
xmlRelaxNGShowValidError(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidErr err, xmlNodePtr node,
|
|
xmlNodePtr child, const xmlChar * arg1,
|
|
const xmlChar * arg2)
|
|
{
|
|
xmlChar *msg;
|
|
|
|
if (ctxt->flags & FLAGS_NOERROR)
|
|
return;
|
|
|
|
#ifdef DEBUG_ERROR
|
|
xmlGenericError(xmlGenericErrorContext, "Show error %d\n", err);
|
|
#endif
|
|
msg = xmlRelaxNGGetErrorString(err, arg1, arg2);
|
|
if (msg == NULL)
|
|
return;
|
|
|
|
if (ctxt->errNo == XML_RELAXNG_OK)
|
|
ctxt->errNo = err;
|
|
xmlRngVErr(ctxt, (child == NULL ? node : child), err,
|
|
(const char *) msg, arg1, arg2);
|
|
xmlFree(msg);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGPopErrors:
|
|
* @ctxt: the validation context
|
|
* @level: the error level in the stack
|
|
*
|
|
* pop and discard all errors until the given level is reached
|
|
*/
|
|
static void
|
|
xmlRelaxNGPopErrors(xmlRelaxNGValidCtxtPtr ctxt, int level)
|
|
{
|
|
int i;
|
|
xmlRelaxNGValidErrorPtr err;
|
|
|
|
#ifdef DEBUG_ERROR
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Pop errors till level %d\n", level);
|
|
#endif
|
|
for (i = level; i < ctxt->errNr; i++) {
|
|
err = &ctxt->errTab[i];
|
|
if (err->flags & ERROR_IS_DUP) {
|
|
if (err->arg1 != NULL)
|
|
xmlFree((xmlChar *) err->arg1);
|
|
err->arg1 = NULL;
|
|
if (err->arg2 != NULL)
|
|
xmlFree((xmlChar *) err->arg2);
|
|
err->arg2 = NULL;
|
|
err->flags = 0;
|
|
}
|
|
}
|
|
ctxt->errNr = level;
|
|
if (ctxt->errNr <= 0)
|
|
ctxt->err = NULL;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDumpValidError:
|
|
* @ctxt: the validation context
|
|
*
|
|
* Show all validation error over a given index.
|
|
*/
|
|
static void
|
|
xmlRelaxNGDumpValidError(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
int i, j, k;
|
|
xmlRelaxNGValidErrorPtr err, dup;
|
|
|
|
#ifdef DEBUG_ERROR
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Dumping error stack %d errors\n", ctxt->errNr);
|
|
#endif
|
|
for (i = 0, k = 0; i < ctxt->errNr; i++) {
|
|
err = &ctxt->errTab[i];
|
|
if (k < MAX_ERROR) {
|
|
for (j = 0; j < i; j++) {
|
|
dup = &ctxt->errTab[j];
|
|
if ((err->err == dup->err) && (err->node == dup->node) &&
|
|
(xmlStrEqual(err->arg1, dup->arg1)) &&
|
|
(xmlStrEqual(err->arg2, dup->arg2))) {
|
|
goto skip;
|
|
}
|
|
}
|
|
xmlRelaxNGShowValidError(ctxt, err->err, err->node, err->seq,
|
|
err->arg1, err->arg2);
|
|
k++;
|
|
}
|
|
skip:
|
|
if (err->flags & ERROR_IS_DUP) {
|
|
if (err->arg1 != NULL)
|
|
xmlFree((xmlChar *) err->arg1);
|
|
err->arg1 = NULL;
|
|
if (err->arg2 != NULL)
|
|
xmlFree((xmlChar *) err->arg2);
|
|
err->arg2 = NULL;
|
|
err->flags = 0;
|
|
}
|
|
}
|
|
ctxt->errNr = 0;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGAddValidError:
|
|
* @ctxt: the validation context
|
|
* @err: the error number
|
|
* @arg1: the first argument
|
|
* @arg2: the second argument
|
|
* @dup: need to dup the args
|
|
*
|
|
* Register a validation error, either generating it if it's sure
|
|
* or stacking it for later handling if unsure.
|
|
*/
|
|
static void
|
|
xmlRelaxNGAddValidError(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidErr err, const xmlChar * arg1,
|
|
const xmlChar * arg2, int dup)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
if (ctxt->flags & FLAGS_NOERROR)
|
|
return;
|
|
|
|
#ifdef DEBUG_ERROR
|
|
xmlGenericError(xmlGenericErrorContext, "Adding error %d\n", err);
|
|
#endif
|
|
/*
|
|
* generate the error directly
|
|
*/
|
|
if (((ctxt->flags & FLAGS_IGNORABLE) == 0) ||
|
|
(ctxt->flags & FLAGS_NEGATIVE)) {
|
|
xmlNodePtr node, seq;
|
|
|
|
/*
|
|
* Flush first any stacked error which might be the
|
|
* real cause of the problem.
|
|
*/
|
|
if (ctxt->errNr != 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
if (ctxt->state != NULL) {
|
|
node = ctxt->state->node;
|
|
seq = ctxt->state->seq;
|
|
} else {
|
|
node = seq = NULL;
|
|
}
|
|
if ((node == NULL) && (seq == NULL)) {
|
|
node = ctxt->pnode;
|
|
}
|
|
xmlRelaxNGShowValidError(ctxt, err, node, seq, arg1, arg2);
|
|
}
|
|
/*
|
|
* Stack the error for later processing if needed
|
|
*/
|
|
else {
|
|
xmlRelaxNGValidErrorPush(ctxt, err, arg1, arg2, dup);
|
|
}
|
|
}
|
|
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Type library hooks *
|
|
* *
|
|
************************************************************************/
|
|
static xmlChar *xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt,
|
|
const xmlChar * str);
|
|
|
|
/**
|
|
* xmlRelaxNGSchemaTypeHave:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
*
|
|
* Check if the given type is provided by
|
|
* the W3C XMLSchema Datatype library.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGSchemaTypeHave(void *data ATTRIBUTE_UNUSED, const xmlChar * type)
|
|
{
|
|
xmlSchemaTypePtr typ;
|
|
|
|
if (type == NULL)
|
|
return (-1);
|
|
typ = xmlSchemaGetPredefinedType(type,
|
|
BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema");
|
|
if (typ == NULL)
|
|
return (0);
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSchemaTypeCheck:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value: the value to check
|
|
* @node: the node
|
|
*
|
|
* Check if the given type and value are validated by
|
|
* the W3C XMLSchema Datatype library.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGSchemaTypeCheck(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type,
|
|
const xmlChar * value,
|
|
void **result, xmlNodePtr node)
|
|
{
|
|
xmlSchemaTypePtr typ;
|
|
int ret;
|
|
|
|
if ((type == NULL) || (value == NULL))
|
|
return (-1);
|
|
typ = xmlSchemaGetPredefinedType(type,
|
|
BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema");
|
|
if (typ == NULL)
|
|
return (-1);
|
|
ret = xmlSchemaValPredefTypeNode(typ, value,
|
|
(xmlSchemaValPtr *) result, node);
|
|
if (ret == 2) /* special ID error code */
|
|
return (2);
|
|
if (ret == 0)
|
|
return (1);
|
|
if (ret > 0)
|
|
return (0);
|
|
return (-1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSchemaFacetCheck:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @facet: the facet name
|
|
* @val: the facet value
|
|
* @strval: the string value
|
|
* @value: the value to check
|
|
*
|
|
* Function provided by a type library to check a value facet
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGSchemaFacetCheck(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type, const xmlChar * facetname,
|
|
const xmlChar * val, const xmlChar * strval,
|
|
void *value)
|
|
{
|
|
xmlSchemaFacetPtr facet;
|
|
xmlSchemaTypePtr typ;
|
|
int ret;
|
|
|
|
if ((type == NULL) || (strval == NULL))
|
|
return (-1);
|
|
typ = xmlSchemaGetPredefinedType(type,
|
|
BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema");
|
|
if (typ == NULL)
|
|
return (-1);
|
|
|
|
facet = xmlSchemaNewFacet();
|
|
if (facet == NULL)
|
|
return (-1);
|
|
|
|
if (xmlStrEqual(facetname, BAD_CAST "minInclusive")) {
|
|
facet->type = XML_SCHEMA_FACET_MININCLUSIVE;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "minExclusive")) {
|
|
facet->type = XML_SCHEMA_FACET_MINEXCLUSIVE;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "maxInclusive")) {
|
|
facet->type = XML_SCHEMA_FACET_MAXINCLUSIVE;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "maxExclusive")) {
|
|
facet->type = XML_SCHEMA_FACET_MAXEXCLUSIVE;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "totalDigits")) {
|
|
facet->type = XML_SCHEMA_FACET_TOTALDIGITS;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "fractionDigits")) {
|
|
facet->type = XML_SCHEMA_FACET_FRACTIONDIGITS;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "pattern")) {
|
|
facet->type = XML_SCHEMA_FACET_PATTERN;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "enumeration")) {
|
|
facet->type = XML_SCHEMA_FACET_ENUMERATION;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "whiteSpace")) {
|
|
facet->type = XML_SCHEMA_FACET_WHITESPACE;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "length")) {
|
|
facet->type = XML_SCHEMA_FACET_LENGTH;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "maxLength")) {
|
|
facet->type = XML_SCHEMA_FACET_MAXLENGTH;
|
|
} else if (xmlStrEqual(facetname, BAD_CAST "minLength")) {
|
|
facet->type = XML_SCHEMA_FACET_MINLENGTH;
|
|
} else {
|
|
xmlSchemaFreeFacet(facet);
|
|
return (-1);
|
|
}
|
|
facet->value = val;
|
|
ret = xmlSchemaCheckFacet(facet, typ, NULL, type);
|
|
if (ret != 0) {
|
|
xmlSchemaFreeFacet(facet);
|
|
return (-1);
|
|
}
|
|
ret = xmlSchemaValidateFacet(typ, facet, strval, value);
|
|
xmlSchemaFreeFacet(facet);
|
|
if (ret != 0)
|
|
return (-1);
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSchemaFreeValue:
|
|
* @data: data needed for the library
|
|
* @value: the value to free
|
|
*
|
|
* Function provided by a type library to free a Schemas value
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static void
|
|
xmlRelaxNGSchemaFreeValue(void *data ATTRIBUTE_UNUSED, void *value)
|
|
{
|
|
xmlSchemaFreeValue(value);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSchemaTypeCompare:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value1: the first value
|
|
* @value2: the second value
|
|
*
|
|
* Compare two values for equality accordingly a type from the W3C XMLSchema
|
|
* Datatype library.
|
|
*
|
|
* Returns 1 if equal, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGSchemaTypeCompare(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type,
|
|
const xmlChar * value1,
|
|
xmlNodePtr ctxt1,
|
|
void *comp1,
|
|
const xmlChar * value2, xmlNodePtr ctxt2)
|
|
{
|
|
int ret;
|
|
xmlSchemaTypePtr typ;
|
|
xmlSchemaValPtr res1 = NULL, res2 = NULL;
|
|
|
|
if ((type == NULL) || (value1 == NULL) || (value2 == NULL))
|
|
return (-1);
|
|
typ = xmlSchemaGetPredefinedType(type,
|
|
BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema");
|
|
if (typ == NULL)
|
|
return (-1);
|
|
if (comp1 == NULL) {
|
|
ret = xmlSchemaValPredefTypeNode(typ, value1, &res1, ctxt1);
|
|
if (ret != 0)
|
|
return (-1);
|
|
if (res1 == NULL)
|
|
return (-1);
|
|
} else {
|
|
res1 = (xmlSchemaValPtr) comp1;
|
|
}
|
|
ret = xmlSchemaValPredefTypeNode(typ, value2, &res2, ctxt2);
|
|
if (ret != 0) {
|
|
if (res1 != (xmlSchemaValPtr) comp1)
|
|
xmlSchemaFreeValue(res1);
|
|
return (-1);
|
|
}
|
|
ret = xmlSchemaCompareValues(res1, res2);
|
|
if (res1 != (xmlSchemaValPtr) comp1)
|
|
xmlSchemaFreeValue(res1);
|
|
xmlSchemaFreeValue(res2);
|
|
if (ret == -2)
|
|
return (-1);
|
|
if (ret == 0)
|
|
return (1);
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDefaultTypeHave:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
*
|
|
* Check if the given type is provided by
|
|
* the default datatype library.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGDefaultTypeHave(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type)
|
|
{
|
|
if (type == NULL)
|
|
return (-1);
|
|
if (xmlStrEqual(type, BAD_CAST "string"))
|
|
return (1);
|
|
if (xmlStrEqual(type, BAD_CAST "token"))
|
|
return (1);
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDefaultTypeCheck:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value: the value to check
|
|
* @node: the node
|
|
*
|
|
* Check if the given type and value are validated by
|
|
* the default datatype library.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGDefaultTypeCheck(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type ATTRIBUTE_UNUSED,
|
|
const xmlChar * value ATTRIBUTE_UNUSED,
|
|
void **result ATTRIBUTE_UNUSED,
|
|
xmlNodePtr node ATTRIBUTE_UNUSED)
|
|
{
|
|
if (value == NULL)
|
|
return (-1);
|
|
if (xmlStrEqual(type, BAD_CAST "string"))
|
|
return (1);
|
|
if (xmlStrEqual(type, BAD_CAST "token")) {
|
|
return (1);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDefaultTypeCompare:
|
|
* @data: data needed for the library
|
|
* @type: the type name
|
|
* @value1: the first value
|
|
* @value2: the second value
|
|
*
|
|
* Compare two values accordingly a type from the default
|
|
* datatype library.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGDefaultTypeCompare(void *data ATTRIBUTE_UNUSED,
|
|
const xmlChar * type,
|
|
const xmlChar * value1,
|
|
xmlNodePtr ctxt1 ATTRIBUTE_UNUSED,
|
|
void *comp1 ATTRIBUTE_UNUSED,
|
|
const xmlChar * value2,
|
|
xmlNodePtr ctxt2 ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = -1;
|
|
|
|
if (xmlStrEqual(type, BAD_CAST "string")) {
|
|
ret = xmlStrEqual(value1, value2);
|
|
} else if (xmlStrEqual(type, BAD_CAST "token")) {
|
|
if (!xmlStrEqual(value1, value2)) {
|
|
xmlChar *nval, *nvalue;
|
|
|
|
/*
|
|
* TODO: trivial optimizations are possible by
|
|
* computing at compile-time
|
|
*/
|
|
nval = xmlRelaxNGNormalize(NULL, value1);
|
|
nvalue = xmlRelaxNGNormalize(NULL, value2);
|
|
|
|
if ((nval == NULL) || (nvalue == NULL))
|
|
ret = -1;
|
|
else if (xmlStrEqual(nval, nvalue))
|
|
ret = 1;
|
|
else
|
|
ret = 0;
|
|
if (nval != NULL)
|
|
xmlFree(nval);
|
|
if (nvalue != NULL)
|
|
xmlFree(nvalue);
|
|
} else
|
|
ret = 1;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
static int xmlRelaxNGTypeInitialized = 0;
|
|
static xmlHashTablePtr xmlRelaxNGRegisteredTypes = NULL;
|
|
|
|
/**
|
|
* xmlRelaxNGFreeTypeLibrary:
|
|
* @lib: the type library structure
|
|
* @namespace: the URI bound to the library
|
|
*
|
|
* Free the structure associated to the type library
|
|
*/
|
|
static void
|
|
xmlRelaxNGFreeTypeLibrary(xmlRelaxNGTypeLibraryPtr lib,
|
|
const xmlChar * namespace ATTRIBUTE_UNUSED)
|
|
{
|
|
if (lib == NULL)
|
|
return;
|
|
if (lib->namespace != NULL)
|
|
xmlFree((xmlChar *) lib->namespace);
|
|
xmlFree(lib);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGRegisterTypeLibrary:
|
|
* @namespace: the URI bound to the library
|
|
* @data: data associated to the library
|
|
* @have: the provide function
|
|
* @check: the checking function
|
|
* @comp: the comparison function
|
|
*
|
|
* Register a new type library
|
|
*
|
|
* Returns 0 in case of success and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGRegisterTypeLibrary(const xmlChar * namespace, void *data,
|
|
xmlRelaxNGTypeHave have,
|
|
xmlRelaxNGTypeCheck check,
|
|
xmlRelaxNGTypeCompare comp,
|
|
xmlRelaxNGFacetCheck facet,
|
|
xmlRelaxNGTypeFree freef)
|
|
{
|
|
xmlRelaxNGTypeLibraryPtr lib;
|
|
int ret;
|
|
|
|
if ((xmlRelaxNGRegisteredTypes == NULL) || (namespace == NULL) ||
|
|
(check == NULL) || (comp == NULL))
|
|
return (-1);
|
|
if (xmlHashLookup(xmlRelaxNGRegisteredTypes, namespace) != NULL) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Relax-NG types library '%s' already registered\n",
|
|
namespace);
|
|
return (-1);
|
|
}
|
|
lib =
|
|
(xmlRelaxNGTypeLibraryPtr)
|
|
xmlMalloc(sizeof(xmlRelaxNGTypeLibrary));
|
|
if (lib == NULL) {
|
|
xmlRngVErrMemory(NULL, "adding types library\n");
|
|
return (-1);
|
|
}
|
|
memset(lib, 0, sizeof(xmlRelaxNGTypeLibrary));
|
|
lib->namespace = xmlStrdup(namespace);
|
|
lib->data = data;
|
|
lib->have = have;
|
|
lib->comp = comp;
|
|
lib->check = check;
|
|
lib->facet = facet;
|
|
lib->freef = freef;
|
|
ret = xmlHashAddEntry(xmlRelaxNGRegisteredTypes, namespace, lib);
|
|
if (ret < 0) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Relax-NG types library failed to register '%s'\n",
|
|
namespace);
|
|
xmlRelaxNGFreeTypeLibrary(lib, namespace);
|
|
return (-1);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGInitTypes:
|
|
*
|
|
* Initilize the default type libraries.
|
|
*
|
|
* Returns 0 in case of success and -1 in case of error.
|
|
*/
|
|
int
|
|
xmlRelaxNGInitTypes(void)
|
|
{
|
|
if (xmlRelaxNGTypeInitialized != 0)
|
|
return (0);
|
|
xmlRelaxNGRegisteredTypes = xmlHashCreate(10);
|
|
if (xmlRelaxNGRegisteredTypes == NULL) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Failed to allocate sh table for Relax-NG types\n");
|
|
return (-1);
|
|
}
|
|
xmlRelaxNGRegisterTypeLibrary(BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema-datatypes",
|
|
NULL, xmlRelaxNGSchemaTypeHave,
|
|
xmlRelaxNGSchemaTypeCheck,
|
|
xmlRelaxNGSchemaTypeCompare,
|
|
xmlRelaxNGSchemaFacetCheck,
|
|
xmlRelaxNGSchemaFreeValue);
|
|
xmlRelaxNGRegisterTypeLibrary(xmlRelaxNGNs, NULL,
|
|
xmlRelaxNGDefaultTypeHave,
|
|
xmlRelaxNGDefaultTypeCheck,
|
|
xmlRelaxNGDefaultTypeCompare, NULL,
|
|
NULL);
|
|
xmlRelaxNGTypeInitialized = 1;
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCleanupTypes:
|
|
*
|
|
* Cleanup the default Schemas type library associated to RelaxNG
|
|
*/
|
|
void
|
|
xmlRelaxNGCleanupTypes(void)
|
|
{
|
|
xmlSchemaCleanupTypes();
|
|
if (xmlRelaxNGTypeInitialized == 0)
|
|
return;
|
|
xmlHashFree(xmlRelaxNGRegisteredTypes, (xmlHashDeallocator)
|
|
xmlRelaxNGFreeTypeLibrary);
|
|
xmlRelaxNGTypeInitialized = 0;
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Compiling element content into regexp *
|
|
* *
|
|
* Sometime the element content can be compiled into a pure regexp, *
|
|
* This allows a faster execution and streamability at that level *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/* from automata.c but not exported */
|
|
void xmlAutomataSetFlags(xmlAutomataPtr am, int flags);
|
|
|
|
|
|
static int xmlRelaxNGTryCompile(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr def);
|
|
|
|
/**
|
|
* xmlRelaxNGIsCompileable:
|
|
* @define: the definition to check
|
|
*
|
|
* Check if a definition is nullable.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGIsCompileable(xmlRelaxNGDefinePtr def)
|
|
{
|
|
int ret = -1;
|
|
|
|
if (def == NULL) {
|
|
return (-1);
|
|
}
|
|
if ((def->type != XML_RELAXNG_ELEMENT) &&
|
|
(def->dflags & IS_COMPILABLE))
|
|
return (1);
|
|
if ((def->type != XML_RELAXNG_ELEMENT) &&
|
|
(def->dflags & IS_NOT_COMPILABLE))
|
|
return (0);
|
|
switch (def->type) {
|
|
case XML_RELAXNG_NOOP:
|
|
ret = xmlRelaxNGIsCompileable(def->content);
|
|
break;
|
|
case XML_RELAXNG_TEXT:
|
|
case XML_RELAXNG_EMPTY:
|
|
ret = 1;
|
|
break;
|
|
case XML_RELAXNG_ELEMENT:
|
|
/*
|
|
* Check if the element content is compileable
|
|
*/
|
|
if (((def->dflags & IS_NOT_COMPILABLE) == 0) &&
|
|
((def->dflags & IS_COMPILABLE) == 0)) {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGIsCompileable(list);
|
|
if (ret != 1)
|
|
break;
|
|
list = list->next;
|
|
}
|
|
/*
|
|
* Because the routine is recursive, we must guard against
|
|
* discovering both COMPILABLE and NOT_COMPILABLE
|
|
*/
|
|
if (ret == 0) {
|
|
def->dflags &= ~IS_COMPILABLE;
|
|
def->dflags |= IS_NOT_COMPILABLE;
|
|
}
|
|
if ((ret == 1) && !(def->dflags &= IS_NOT_COMPILABLE))
|
|
def->dflags |= IS_COMPILABLE;
|
|
#ifdef DEBUG_COMPILE
|
|
if (ret == 1) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"element content for %s is compilable\n",
|
|
def->name);
|
|
} else if (ret == 0) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"element content for %s is not compilable\n",
|
|
def->name);
|
|
} else {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Problem in RelaxNGIsCompileable for element %s\n",
|
|
def->name);
|
|
}
|
|
#endif
|
|
}
|
|
/*
|
|
* All elements return a compileable status unless they
|
|
* are generic like anyName
|
|
*/
|
|
if ((def->nameClass != NULL) || (def->name == NULL))
|
|
ret = 0;
|
|
else
|
|
ret = 1;
|
|
return (ret);
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
if (def->depth == -20) {
|
|
return (1);
|
|
} else {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
def->depth = -20;
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGIsCompileable(list);
|
|
if (ret != 1)
|
|
break;
|
|
list = list->next;
|
|
}
|
|
}
|
|
break;
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_OPTIONAL:
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
case XML_RELAXNG_ONEORMORE:
|
|
case XML_RELAXNG_CHOICE:
|
|
case XML_RELAXNG_GROUP:
|
|
case XML_RELAXNG_DEF:{
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGIsCompileable(list);
|
|
if (ret != 1)
|
|
break;
|
|
list = list->next;
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_PARAM:
|
|
case XML_RELAXNG_VALUE:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
ret = 0;
|
|
break;
|
|
}
|
|
if (ret == 0)
|
|
def->dflags |= IS_NOT_COMPILABLE;
|
|
if (ret == 1)
|
|
def->dflags |= IS_COMPILABLE;
|
|
#ifdef DEBUG_COMPILE
|
|
if (ret == 1) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"RelaxNGIsCompileable %s : true\n",
|
|
xmlRelaxNGDefName(def));
|
|
} else if (ret == 0) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"RelaxNGIsCompileable %s : false\n",
|
|
xmlRelaxNGDefName(def));
|
|
} else {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Problem in RelaxNGIsCompileable %s\n",
|
|
xmlRelaxNGDefName(def));
|
|
}
|
|
#endif
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCompile:
|
|
* ctxt: the RelaxNG parser context
|
|
* @define: the definition tree to compile
|
|
*
|
|
* Compile the set of definitions, it works recursively, till the
|
|
* element boundaries, where it tries to compile the content if possible
|
|
*
|
|
* Returns 0 if success and -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGCompile(xmlRelaxNGParserCtxtPtr ctxt, xmlRelaxNGDefinePtr def)
|
|
{
|
|
int ret = 0;
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
if ((ctxt == NULL) || (def == NULL))
|
|
return (-1);
|
|
|
|
switch (def->type) {
|
|
case XML_RELAXNG_START:
|
|
if ((xmlRelaxNGIsCompileable(def) == 1) && (def->depth != -25)) {
|
|
xmlAutomataPtr oldam = ctxt->am;
|
|
xmlAutomataStatePtr oldstate = ctxt->state;
|
|
|
|
def->depth = -25;
|
|
|
|
list = def->content;
|
|
ctxt->am = xmlNewAutomata();
|
|
if (ctxt->am == NULL)
|
|
return (-1);
|
|
|
|
/*
|
|
* assume identical strings but not same pointer are different
|
|
* atoms, needed for non-determinism detection
|
|
* That way if 2 elements with the same name are in a choice
|
|
* branch the automata is found non-deterministic and
|
|
* we fallback to the normal validation which does the right
|
|
* thing of exploring both choices.
|
|
*/
|
|
xmlAutomataSetFlags(ctxt->am, 1);
|
|
|
|
ctxt->state = xmlAutomataGetInitState(ctxt->am);
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
xmlAutomataSetFinalState(ctxt->am, ctxt->state);
|
|
if (xmlAutomataIsDeterminist(ctxt->am))
|
|
def->contModel = xmlAutomataCompile(ctxt->am);
|
|
|
|
xmlFreeAutomata(ctxt->am);
|
|
ctxt->state = oldstate;
|
|
ctxt->am = oldam;
|
|
}
|
|
break;
|
|
case XML_RELAXNG_ELEMENT:
|
|
if ((ctxt->am != NULL) && (def->name != NULL)) {
|
|
ctxt->state = xmlAutomataNewTransition2(ctxt->am,
|
|
ctxt->state, NULL,
|
|
def->name, def->ns,
|
|
def);
|
|
}
|
|
if ((def->dflags & IS_COMPILABLE) && (def->depth != -25)) {
|
|
xmlAutomataPtr oldam = ctxt->am;
|
|
xmlAutomataStatePtr oldstate = ctxt->state;
|
|
|
|
def->depth = -25;
|
|
|
|
list = def->content;
|
|
ctxt->am = xmlNewAutomata();
|
|
if (ctxt->am == NULL)
|
|
return (-1);
|
|
xmlAutomataSetFlags(ctxt->am, 1);
|
|
ctxt->state = xmlAutomataGetInitState(ctxt->am);
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
xmlAutomataSetFinalState(ctxt->am, ctxt->state);
|
|
def->contModel = xmlAutomataCompile(ctxt->am);
|
|
if (!xmlRegexpIsDeterminist(def->contModel)) {
|
|
#ifdef DEBUG_COMPILE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Content model not determinist %s\n",
|
|
def->name);
|
|
#endif
|
|
/*
|
|
* we can only use the automata if it is determinist
|
|
*/
|
|
xmlRegFreeRegexp(def->contModel);
|
|
def->contModel = NULL;
|
|
}
|
|
xmlFreeAutomata(ctxt->am);
|
|
ctxt->state = oldstate;
|
|
ctxt->am = oldam;
|
|
} else {
|
|
xmlAutomataPtr oldam = ctxt->am;
|
|
|
|
/*
|
|
* we can't build the content model for this element content
|
|
* but it still might be possible to build it for some of its
|
|
* children, recurse.
|
|
*/
|
|
ret = xmlRelaxNGTryCompile(ctxt, def);
|
|
ctxt->am = oldam;
|
|
}
|
|
break;
|
|
case XML_RELAXNG_NOOP:
|
|
ret = xmlRelaxNGCompile(ctxt, def->content);
|
|
break;
|
|
case XML_RELAXNG_OPTIONAL:{
|
|
xmlAutomataStatePtr oldstate = ctxt->state;
|
|
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
xmlAutomataNewEpsilon(ctxt->am, oldstate, ctxt->state);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_ZEROORMORE:{
|
|
xmlAutomataStatePtr oldstate;
|
|
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state, NULL);
|
|
oldstate = ctxt->state;
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state, oldstate);
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, oldstate, NULL);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_ONEORMORE:{
|
|
xmlAutomataStatePtr oldstate;
|
|
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
oldstate = ctxt->state;
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
xmlRelaxNGCompile(ctxt, list);
|
|
list = list->next;
|
|
}
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state, oldstate);
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, oldstate, NULL);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_CHOICE:{
|
|
xmlAutomataStatePtr target = NULL;
|
|
xmlAutomataStatePtr oldstate = ctxt->state;
|
|
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ctxt->state = oldstate;
|
|
ret = xmlRelaxNGCompile(ctxt, list);
|
|
if (ret != 0)
|
|
break;
|
|
if (target == NULL)
|
|
target = ctxt->state;
|
|
else {
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state,
|
|
target);
|
|
}
|
|
list = list->next;
|
|
}
|
|
ctxt->state = target;
|
|
|
|
break;
|
|
}
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
case XML_RELAXNG_GROUP:
|
|
case XML_RELAXNG_DEF:
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGCompile(ctxt, list);
|
|
if (ret != 0)
|
|
break;
|
|
list = list->next;
|
|
}
|
|
break;
|
|
case XML_RELAXNG_TEXT:{
|
|
xmlAutomataStatePtr oldstate;
|
|
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state, NULL);
|
|
oldstate = ctxt->state;
|
|
xmlRelaxNGCompile(ctxt, def->content);
|
|
xmlAutomataNewTransition(ctxt->am, ctxt->state,
|
|
ctxt->state, BAD_CAST "#text",
|
|
NULL);
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, oldstate, NULL);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_EMPTY:
|
|
ctxt->state =
|
|
xmlAutomataNewEpsilon(ctxt->am, ctxt->state, NULL);
|
|
break;
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_PARAM:
|
|
case XML_RELAXNG_VALUE:
|
|
/* This should not happen and generate an internal error */
|
|
fprintf(stderr, "RNG internal error trying to compile %s\n",
|
|
xmlRelaxNGDefName(def));
|
|
break;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGTryCompile:
|
|
* ctxt: the RelaxNG parser context
|
|
* @define: the definition tree to compile
|
|
*
|
|
* Try to compile the set of definitions, it works recursively,
|
|
* possibly ignoring parts which cannot be compiled.
|
|
*
|
|
* Returns 0 if success and -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGTryCompile(xmlRelaxNGParserCtxtPtr ctxt, xmlRelaxNGDefinePtr def)
|
|
{
|
|
int ret = 0;
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
if ((ctxt == NULL) || (def == NULL))
|
|
return (-1);
|
|
|
|
if ((def->type == XML_RELAXNG_START) ||
|
|
(def->type == XML_RELAXNG_ELEMENT)) {
|
|
ret = xmlRelaxNGIsCompileable(def);
|
|
if ((def->dflags & IS_COMPILABLE) && (def->depth != -25)) {
|
|
ctxt->am = NULL;
|
|
ret = xmlRelaxNGCompile(ctxt, def);
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
if (ret == 0) {
|
|
if (def->type == XML_RELAXNG_START)
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"compiled the start\n");
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"compiled element %s\n", def->name);
|
|
} else {
|
|
if (def->type == XML_RELAXNG_START)
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"failed to compile the start\n");
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"failed to compile element %s\n",
|
|
def->name);
|
|
}
|
|
#endif
|
|
return (ret);
|
|
}
|
|
}
|
|
switch (def->type) {
|
|
case XML_RELAXNG_NOOP:
|
|
ret = xmlRelaxNGTryCompile(ctxt, def->content);
|
|
break;
|
|
case XML_RELAXNG_TEXT:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_PARAM:
|
|
case XML_RELAXNG_VALUE:
|
|
case XML_RELAXNG_EMPTY:
|
|
case XML_RELAXNG_ELEMENT:
|
|
ret = 0;
|
|
break;
|
|
case XML_RELAXNG_OPTIONAL:
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
case XML_RELAXNG_ONEORMORE:
|
|
case XML_RELAXNG_CHOICE:
|
|
case XML_RELAXNG_GROUP:
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
list = def->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGTryCompile(ctxt, list);
|
|
if (ret != 0)
|
|
break;
|
|
list = list->next;
|
|
}
|
|
break;
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
ret = 0;
|
|
break;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Parsing functions *
|
|
* *
|
|
************************************************************************/
|
|
|
|
static xmlRelaxNGDefinePtr xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr node);
|
|
static xmlRelaxNGDefinePtr xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr node);
|
|
static xmlRelaxNGDefinePtr xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr nodes,
|
|
int group);
|
|
static xmlRelaxNGDefinePtr xmlRelaxNGParsePattern(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr node);
|
|
static xmlRelaxNGPtr xmlRelaxNGParseDocument(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlNodePtr node);
|
|
static int xmlRelaxNGParseGrammarContent(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlNodePtr nodes);
|
|
static xmlRelaxNGDefinePtr xmlRelaxNGParseNameClass(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr node,
|
|
xmlRelaxNGDefinePtr
|
|
def);
|
|
static xmlRelaxNGGrammarPtr xmlRelaxNGParseGrammar(xmlRelaxNGParserCtxtPtr
|
|
ctxt, xmlNodePtr nodes);
|
|
static int xmlRelaxNGElementMatch(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define,
|
|
xmlNodePtr elem);
|
|
|
|
|
|
#define IS_BLANK_NODE(n) (xmlRelaxNGIsBlank((n)->content))
|
|
|
|
/**
|
|
* xmlRelaxNGIsNullable:
|
|
* @define: the definition to verify
|
|
*
|
|
* Check if a definition is nullable.
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGIsNullable(xmlRelaxNGDefinePtr define)
|
|
{
|
|
int ret;
|
|
|
|
if (define == NULL)
|
|
return (-1);
|
|
|
|
if (define->dflags & IS_NULLABLE)
|
|
return (1);
|
|
if (define->dflags & IS_NOT_NULLABLE)
|
|
return (0);
|
|
switch (define->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
case XML_RELAXNG_TEXT:
|
|
ret = 1;
|
|
break;
|
|
case XML_RELAXNG_NOOP:
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
case XML_RELAXNG_ONEORMORE:
|
|
ret = xmlRelaxNGIsNullable(define->content);
|
|
break;
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
case XML_RELAXNG_ELEMENT:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_PARAM:
|
|
case XML_RELAXNG_VALUE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
ret = 0;
|
|
break;
|
|
case XML_RELAXNG_CHOICE:{
|
|
xmlRelaxNGDefinePtr list = define->content;
|
|
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGIsNullable(list);
|
|
if (ret != 0)
|
|
goto done;
|
|
list = list->next;
|
|
}
|
|
ret = 0;
|
|
break;
|
|
}
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
case XML_RELAXNG_GROUP:{
|
|
xmlRelaxNGDefinePtr list = define->content;
|
|
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGIsNullable(list);
|
|
if (ret != 1)
|
|
goto done;
|
|
list = list->next;
|
|
}
|
|
return (1);
|
|
}
|
|
default:
|
|
return (-1);
|
|
}
|
|
done:
|
|
if (ret == 0)
|
|
define->dflags |= IS_NOT_NULLABLE;
|
|
if (ret == 1)
|
|
define->dflags |= IS_NULLABLE;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGIsBlank:
|
|
* @str: a string
|
|
*
|
|
* Check if a string is ignorable c.f. 4.2. Whitespace
|
|
*
|
|
* Returns 1 if the string is NULL or made of blanks chars, 0 otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGIsBlank(xmlChar * str)
|
|
{
|
|
if (str == NULL)
|
|
return (1);
|
|
while (*str != 0) {
|
|
if (!(IS_BLANK_CH(*str)))
|
|
return (0);
|
|
str++;
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGetDataTypeLibrary:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the current data or value element
|
|
*
|
|
* Applies algorithm from 4.3. datatypeLibrary attribute
|
|
*
|
|
* Returns the datatypeLibary value or NULL if not found
|
|
*/
|
|
static xmlChar *
|
|
xmlRelaxNGGetDataTypeLibrary(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED,
|
|
xmlNodePtr node)
|
|
{
|
|
xmlChar *ret, *escape;
|
|
|
|
if (node == NULL)
|
|
return(NULL);
|
|
|
|
if ((IS_RELAXNG(node, "data")) || (IS_RELAXNG(node, "value"))) {
|
|
ret = xmlGetProp(node, BAD_CAST "datatypeLibrary");
|
|
if (ret != NULL) {
|
|
if (ret[0] == 0) {
|
|
xmlFree(ret);
|
|
return (NULL);
|
|
}
|
|
escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?");
|
|
if (escape == NULL) {
|
|
return (ret);
|
|
}
|
|
xmlFree(ret);
|
|
return (escape);
|
|
}
|
|
}
|
|
node = node->parent;
|
|
while ((node != NULL) && (node->type == XML_ELEMENT_NODE)) {
|
|
ret = xmlGetProp(node, BAD_CAST "datatypeLibrary");
|
|
if (ret != NULL) {
|
|
if (ret[0] == 0) {
|
|
xmlFree(ret);
|
|
return (NULL);
|
|
}
|
|
escape = xmlURIEscapeStr(ret, BAD_CAST ":/#?");
|
|
if (escape == NULL) {
|
|
return (ret);
|
|
}
|
|
xmlFree(ret);
|
|
return (escape);
|
|
}
|
|
node = node->parent;
|
|
}
|
|
return (NULL);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseValue:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the data node.
|
|
*
|
|
* parse the content of a RelaxNG value node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseValue(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr def = NULL;
|
|
xmlRelaxNGTypeLibraryPtr lib = NULL;
|
|
xmlChar *type;
|
|
xmlChar *library;
|
|
int success = 0;
|
|
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_VALUE;
|
|
|
|
type = xmlGetProp(node, BAD_CAST "type");
|
|
if (type != NULL) {
|
|
xmlRelaxNGNormExtSpace(type);
|
|
if (xmlValidateNCName(type, 0)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TYPE_VALUE,
|
|
"value type '%s' is not an NCName\n", type, NULL);
|
|
}
|
|
library = xmlRelaxNGGetDataTypeLibrary(ctxt, node);
|
|
if (library == NULL)
|
|
library =
|
|
xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0");
|
|
|
|
def->name = type;
|
|
def->ns = library;
|
|
|
|
lib = (xmlRelaxNGTypeLibraryPtr)
|
|
xmlHashLookup(xmlRelaxNGRegisteredTypes, library);
|
|
if (lib == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_UNKNOWN_TYPE_LIB,
|
|
"Use of unregistered type library '%s'\n", library,
|
|
NULL);
|
|
def->data = NULL;
|
|
} else {
|
|
def->data = lib;
|
|
if (lib->have == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ERROR_TYPE_LIB,
|
|
"Internal error with type library '%s': no 'have'\n",
|
|
library, NULL);
|
|
} else {
|
|
success = lib->have(lib->data, def->name);
|
|
if (success != 1) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TYPE_NOT_FOUND,
|
|
"Error type '%s' is not exported by type library '%s'\n",
|
|
def->name, library);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (node->children == NULL) {
|
|
def->value = xmlStrdup(BAD_CAST "");
|
|
} else if (((node->children->type != XML_TEXT_NODE) &&
|
|
(node->children->type != XML_CDATA_SECTION_NODE)) ||
|
|
(node->children->next != NULL)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TEXT_EXPECTED,
|
|
"Expecting a single text value for <value>content\n",
|
|
NULL, NULL);
|
|
} else if (def != NULL) {
|
|
def->value = xmlNodeGetContent(node);
|
|
if (def->value == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_VALUE_NO_CONTENT,
|
|
"Element <value> has no content\n", NULL, NULL);
|
|
} else if ((lib != NULL) && (lib->check != NULL) && (success == 1)) {
|
|
void *val = NULL;
|
|
|
|
success =
|
|
lib->check(lib->data, def->name, def->value, &val, node);
|
|
if (success != 1) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INVALID_VALUE,
|
|
"Value '%s' is not acceptable for type '%s'\n",
|
|
def->value, def->name);
|
|
} else {
|
|
if (val != NULL)
|
|
def->attrs = val;
|
|
}
|
|
}
|
|
}
|
|
return (def);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseData:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the data node.
|
|
*
|
|
* parse the content of a RelaxNG data node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseData(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr def = NULL, except;
|
|
xmlRelaxNGDefinePtr param, lastparam = NULL;
|
|
xmlRelaxNGTypeLibraryPtr lib;
|
|
xmlChar *type;
|
|
xmlChar *library;
|
|
xmlNodePtr content;
|
|
int tmp;
|
|
|
|
type = xmlGetProp(node, BAD_CAST "type");
|
|
if (type == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TYPE_MISSING, "data has no type\n", NULL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
xmlRelaxNGNormExtSpace(type);
|
|
if (xmlValidateNCName(type, 0)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TYPE_VALUE,
|
|
"data type '%s' is not an NCName\n", type, NULL);
|
|
}
|
|
library = xmlRelaxNGGetDataTypeLibrary(ctxt, node);
|
|
if (library == NULL)
|
|
library =
|
|
xmlStrdup(BAD_CAST "http://relaxng.org/ns/structure/1.0");
|
|
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL) {
|
|
xmlFree(type);
|
|
return (NULL);
|
|
}
|
|
def->type = XML_RELAXNG_DATATYPE;
|
|
def->name = type;
|
|
def->ns = library;
|
|
|
|
lib = (xmlRelaxNGTypeLibraryPtr)
|
|
xmlHashLookup(xmlRelaxNGRegisteredTypes, library);
|
|
if (lib == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_UNKNOWN_TYPE_LIB,
|
|
"Use of unregistered type library '%s'\n", library,
|
|
NULL);
|
|
def->data = NULL;
|
|
} else {
|
|
def->data = lib;
|
|
if (lib->have == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ERROR_TYPE_LIB,
|
|
"Internal error with type library '%s': no 'have'\n",
|
|
library, NULL);
|
|
} else {
|
|
tmp = lib->have(lib->data, def->name);
|
|
if (tmp != 1) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TYPE_NOT_FOUND,
|
|
"Error type '%s' is not exported by type library '%s'\n",
|
|
def->name, library);
|
|
} else
|
|
if ((xmlStrEqual
|
|
(library,
|
|
BAD_CAST
|
|
"http://www.w3.org/2001/XMLSchema-datatypes"))
|
|
&& ((xmlStrEqual(def->name, BAD_CAST "IDREF"))
|
|
|| (xmlStrEqual(def->name, BAD_CAST "IDREFS")))) {
|
|
ctxt->idref = 1;
|
|
}
|
|
}
|
|
}
|
|
content = node->children;
|
|
|
|
/*
|
|
* Handle optional params
|
|
*/
|
|
while (content != NULL) {
|
|
if (!xmlStrEqual(content->name, BAD_CAST "param"))
|
|
break;
|
|
if (xmlStrEqual(library,
|
|
BAD_CAST "http://relaxng.org/ns/structure/1.0")) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARAM_FORBIDDEN,
|
|
"Type library '%s' does not allow type parameters\n",
|
|
library, NULL);
|
|
content = content->next;
|
|
while ((content != NULL) &&
|
|
(xmlStrEqual(content->name, BAD_CAST "param")))
|
|
content = content->next;
|
|
} else {
|
|
param = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (param != NULL) {
|
|
param->type = XML_RELAXNG_PARAM;
|
|
param->name = xmlGetProp(content, BAD_CAST "name");
|
|
if (param->name == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARAM_NAME_MISSING,
|
|
"param has no name\n", NULL, NULL);
|
|
}
|
|
param->value = xmlNodeGetContent(content);
|
|
if (lastparam == NULL) {
|
|
def->attrs = lastparam = param;
|
|
} else {
|
|
lastparam->next = param;
|
|
lastparam = param;
|
|
}
|
|
if (lib != NULL) {
|
|
}
|
|
}
|
|
content = content->next;
|
|
}
|
|
}
|
|
/*
|
|
* Handle optional except
|
|
*/
|
|
if ((content != NULL)
|
|
&& (xmlStrEqual(content->name, BAD_CAST "except"))) {
|
|
xmlNodePtr child;
|
|
xmlRelaxNGDefinePtr tmp2, last = NULL;
|
|
|
|
except = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (except == NULL) {
|
|
return (def);
|
|
}
|
|
except->type = XML_RELAXNG_EXCEPT;
|
|
child = content->children;
|
|
def->content = except;
|
|
if (child == NULL) {
|
|
xmlRngPErr(ctxt, content, XML_RNGP_EXCEPT_NO_CONTENT,
|
|
"except has no content\n", NULL, NULL);
|
|
}
|
|
while (child != NULL) {
|
|
tmp2 = xmlRelaxNGParsePattern(ctxt, child);
|
|
if (tmp2 != NULL) {
|
|
if (last == NULL) {
|
|
except->content = last = tmp2;
|
|
} else {
|
|
last->next = tmp2;
|
|
last = tmp2;
|
|
}
|
|
}
|
|
child = child->next;
|
|
}
|
|
content = content->next;
|
|
}
|
|
/*
|
|
* Check there is no unhandled data
|
|
*/
|
|
if (content != NULL) {
|
|
xmlRngPErr(ctxt, content, XML_RNGP_DATA_CONTENT,
|
|
"Element data has unexpected content %s\n",
|
|
content->name, NULL);
|
|
}
|
|
|
|
return (def);
|
|
}
|
|
|
|
static const xmlChar *invalidName = BAD_CAST "\1";
|
|
|
|
/**
|
|
* xmlRelaxNGCompareNameClasses:
|
|
* @defs1: the first element/attribute defs
|
|
* @defs2: the second element/attribute defs
|
|
* @name: the restriction on the name
|
|
* @ns: the restriction on the namespace
|
|
*
|
|
* Compare the 2 lists of element definitions. The comparison is
|
|
* that if both lists do not accept the same QNames, it returns 1
|
|
* If the 2 lists can accept the same QName the comparison returns 0
|
|
*
|
|
* Returns 1 disttinct, 0 if equal
|
|
*/
|
|
static int
|
|
xmlRelaxNGCompareNameClasses(xmlRelaxNGDefinePtr def1,
|
|
xmlRelaxNGDefinePtr def2)
|
|
{
|
|
int ret = 1;
|
|
xmlNode node;
|
|
xmlNs ns;
|
|
xmlRelaxNGValidCtxt ctxt;
|
|
|
|
memset(&ctxt, 0, sizeof(xmlRelaxNGValidCtxt));
|
|
|
|
ctxt.flags = FLAGS_IGNORABLE | FLAGS_NOERROR;
|
|
|
|
if ((def1->type == XML_RELAXNG_ELEMENT) ||
|
|
(def1->type == XML_RELAXNG_ATTRIBUTE)) {
|
|
if (def2->type == XML_RELAXNG_TEXT)
|
|
return (1);
|
|
if (def1->name != NULL) {
|
|
node.name = def1->name;
|
|
} else {
|
|
node.name = invalidName;
|
|
}
|
|
if (def1->ns != NULL) {
|
|
if (def1->ns[0] == 0) {
|
|
node.ns = NULL;
|
|
} else {
|
|
node.ns = &ns;
|
|
ns.href = def1->ns;
|
|
}
|
|
} else {
|
|
node.ns = NULL;
|
|
}
|
|
if (xmlRelaxNGElementMatch(&ctxt, def2, &node)) {
|
|
if (def1->nameClass != NULL) {
|
|
ret = xmlRelaxNGCompareNameClasses(def1->nameClass, def2);
|
|
} else {
|
|
ret = 0;
|
|
}
|
|
} else {
|
|
ret = 1;
|
|
}
|
|
} else if (def1->type == XML_RELAXNG_TEXT) {
|
|
if (def2->type == XML_RELAXNG_TEXT)
|
|
return (0);
|
|
return (1);
|
|
} else if (def1->type == XML_RELAXNG_EXCEPT) {
|
|
TODO ret = 0;
|
|
} else {
|
|
TODO ret = 0;
|
|
}
|
|
if (ret == 0)
|
|
return (ret);
|
|
if ((def2->type == XML_RELAXNG_ELEMENT) ||
|
|
(def2->type == XML_RELAXNG_ATTRIBUTE)) {
|
|
if (def2->name != NULL) {
|
|
node.name = def2->name;
|
|
} else {
|
|
node.name = invalidName;
|
|
}
|
|
node.ns = &ns;
|
|
if (def2->ns != NULL) {
|
|
if (def2->ns[0] == 0) {
|
|
node.ns = NULL;
|
|
} else {
|
|
ns.href = def2->ns;
|
|
}
|
|
} else {
|
|
ns.href = invalidName;
|
|
}
|
|
if (xmlRelaxNGElementMatch(&ctxt, def1, &node)) {
|
|
if (def2->nameClass != NULL) {
|
|
ret = xmlRelaxNGCompareNameClasses(def2->nameClass, def1);
|
|
} else {
|
|
ret = 0;
|
|
}
|
|
} else {
|
|
ret = 1;
|
|
}
|
|
} else {
|
|
TODO ret = 0;
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCompareElemDefLists:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @defs1: the first list of element/attribute defs
|
|
* @defs2: the second list of element/attribute defs
|
|
*
|
|
* Compare the 2 lists of element or attribute definitions. The comparison
|
|
* is that if both lists do not accept the same QNames, it returns 1
|
|
* If the 2 lists can accept the same QName the comparison returns 0
|
|
*
|
|
* Returns 1 disttinct, 0 if equal
|
|
*/
|
|
static int
|
|
xmlRelaxNGCompareElemDefLists(xmlRelaxNGParserCtxtPtr ctxt
|
|
ATTRIBUTE_UNUSED, xmlRelaxNGDefinePtr * def1,
|
|
xmlRelaxNGDefinePtr * def2)
|
|
{
|
|
xmlRelaxNGDefinePtr *basedef2 = def2;
|
|
|
|
if ((def1 == NULL) || (def2 == NULL))
|
|
return (1);
|
|
if ((*def1 == NULL) || (*def2 == NULL))
|
|
return (1);
|
|
while (*def1 != NULL) {
|
|
while ((*def2) != NULL) {
|
|
if (xmlRelaxNGCompareNameClasses(*def1, *def2) == 0)
|
|
return (0);
|
|
def2++;
|
|
}
|
|
def2 = basedef2;
|
|
def1++;
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGenerateAttributes:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @def: the definition definition
|
|
*
|
|
* Check if the definition can only generate attributes
|
|
*
|
|
* Returns 1 if yes, 0 if no and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGGenerateAttributes(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr def)
|
|
{
|
|
xmlRelaxNGDefinePtr parent, cur, tmp;
|
|
|
|
/*
|
|
* Don't run that check in case of error. Infinite recursion
|
|
* becomes possible.
|
|
*/
|
|
if (ctxt->nbErrors != 0)
|
|
return (-1);
|
|
|
|
parent = NULL;
|
|
cur = def;
|
|
while (cur != NULL) {
|
|
if ((cur->type == XML_RELAXNG_ELEMENT) ||
|
|
(cur->type == XML_RELAXNG_TEXT) ||
|
|
(cur->type == XML_RELAXNG_DATATYPE) ||
|
|
(cur->type == XML_RELAXNG_PARAM) ||
|
|
(cur->type == XML_RELAXNG_LIST) ||
|
|
(cur->type == XML_RELAXNG_VALUE) ||
|
|
(cur->type == XML_RELAXNG_EMPTY))
|
|
return (0);
|
|
if ((cur->type == XML_RELAXNG_CHOICE) ||
|
|
(cur->type == XML_RELAXNG_INTERLEAVE) ||
|
|
(cur->type == XML_RELAXNG_GROUP) ||
|
|
(cur->type == XML_RELAXNG_ONEORMORE) ||
|
|
(cur->type == XML_RELAXNG_ZEROORMORE) ||
|
|
(cur->type == XML_RELAXNG_OPTIONAL) ||
|
|
(cur->type == XML_RELAXNG_PARENTREF) ||
|
|
(cur->type == XML_RELAXNG_EXTERNALREF) ||
|
|
(cur->type == XML_RELAXNG_REF) ||
|
|
(cur->type == XML_RELAXNG_DEF)) {
|
|
if (cur->content != NULL) {
|
|
parent = cur;
|
|
cur = cur->content;
|
|
tmp = cur;
|
|
while (tmp != NULL) {
|
|
tmp->parent = parent;
|
|
tmp = tmp->next;
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
if (cur == def)
|
|
break;
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
continue;
|
|
}
|
|
do {
|
|
cur = cur->parent;
|
|
if (cur == NULL)
|
|
break;
|
|
if (cur == def)
|
|
return (1);
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
break;
|
|
}
|
|
} while (cur != NULL);
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGetElements:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @def: the definition definition
|
|
* @eora: gather elements (0) or attributes (1)
|
|
*
|
|
* Compute the list of top elements a definition can generate
|
|
*
|
|
* Returns a list of elements or NULL if none was found.
|
|
*/
|
|
static xmlRelaxNGDefinePtr *
|
|
xmlRelaxNGGetElements(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr def, int eora)
|
|
{
|
|
xmlRelaxNGDefinePtr *ret = NULL, parent, cur, tmp;
|
|
int len = 0;
|
|
int max = 0;
|
|
|
|
/*
|
|
* Don't run that check in case of error. Infinite recursion
|
|
* becomes possible.
|
|
*/
|
|
if (ctxt->nbErrors != 0)
|
|
return (NULL);
|
|
|
|
parent = NULL;
|
|
cur = def;
|
|
while (cur != NULL) {
|
|
if (((eora == 0) && ((cur->type == XML_RELAXNG_ELEMENT) ||
|
|
(cur->type == XML_RELAXNG_TEXT))) ||
|
|
((eora == 1) && (cur->type == XML_RELAXNG_ATTRIBUTE))) {
|
|
if (ret == NULL) {
|
|
max = 10;
|
|
ret = (xmlRelaxNGDefinePtr *)
|
|
xmlMalloc((max + 1) * sizeof(xmlRelaxNGDefinePtr));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(ctxt, "getting element list\n");
|
|
return (NULL);
|
|
}
|
|
} else if (max <= len) {
|
|
xmlRelaxNGDefinePtr *temp;
|
|
|
|
max *= 2;
|
|
temp = xmlRealloc(ret,
|
|
(max + 1) * sizeof(xmlRelaxNGDefinePtr));
|
|
if (temp == NULL) {
|
|
xmlRngPErrMemory(ctxt, "getting element list\n");
|
|
xmlFree(ret);
|
|
return (NULL);
|
|
}
|
|
ret = temp;
|
|
}
|
|
ret[len++] = cur;
|
|
ret[len] = NULL;
|
|
} else if ((cur->type == XML_RELAXNG_CHOICE) ||
|
|
(cur->type == XML_RELAXNG_INTERLEAVE) ||
|
|
(cur->type == XML_RELAXNG_GROUP) ||
|
|
(cur->type == XML_RELAXNG_ONEORMORE) ||
|
|
(cur->type == XML_RELAXNG_ZEROORMORE) ||
|
|
(cur->type == XML_RELAXNG_OPTIONAL) ||
|
|
(cur->type == XML_RELAXNG_PARENTREF) ||
|
|
(cur->type == XML_RELAXNG_REF) ||
|
|
(cur->type == XML_RELAXNG_DEF) ||
|
|
(cur->type == XML_RELAXNG_EXTERNALREF)) {
|
|
/*
|
|
* Don't go within elements or attributes or string values.
|
|
* Just gather the element top list
|
|
*/
|
|
if (cur->content != NULL) {
|
|
parent = cur;
|
|
cur = cur->content;
|
|
tmp = cur;
|
|
while (tmp != NULL) {
|
|
tmp->parent = parent;
|
|
tmp = tmp->next;
|
|
}
|
|
continue;
|
|
}
|
|
}
|
|
if (cur == def)
|
|
break;
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
continue;
|
|
}
|
|
do {
|
|
cur = cur->parent;
|
|
if (cur == NULL)
|
|
break;
|
|
if (cur == def)
|
|
return (ret);
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
break;
|
|
}
|
|
} while (cur != NULL);
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckChoiceDeterminism:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @def: the choice definition
|
|
*
|
|
* Also used to find indeterministic pattern in choice
|
|
*/
|
|
static void
|
|
xmlRelaxNGCheckChoiceDeterminism(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr def)
|
|
{
|
|
xmlRelaxNGDefinePtr **list;
|
|
xmlRelaxNGDefinePtr cur;
|
|
int nbchild = 0, i, j, ret;
|
|
int is_nullable = 0;
|
|
int is_indeterminist = 0;
|
|
xmlHashTablePtr triage = NULL;
|
|
int is_triable = 1;
|
|
|
|
if ((def == NULL) || (def->type != XML_RELAXNG_CHOICE))
|
|
return;
|
|
|
|
if (def->dflags & IS_PROCESSED)
|
|
return;
|
|
|
|
/*
|
|
* Don't run that check in case of error. Infinite recursion
|
|
* becomes possible.
|
|
*/
|
|
if (ctxt->nbErrors != 0)
|
|
return;
|
|
|
|
is_nullable = xmlRelaxNGIsNullable(def);
|
|
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
nbchild++;
|
|
cur = cur->next;
|
|
}
|
|
|
|
list = (xmlRelaxNGDefinePtr **) xmlMalloc(nbchild *
|
|
sizeof(xmlRelaxNGDefinePtr
|
|
*));
|
|
if (list == NULL) {
|
|
xmlRngPErrMemory(ctxt, "building choice\n");
|
|
return;
|
|
}
|
|
i = 0;
|
|
/*
|
|
* a bit strong but safe
|
|
*/
|
|
if (is_nullable == 0) {
|
|
triage = xmlHashCreate(10);
|
|
} else {
|
|
is_triable = 0;
|
|
}
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
list[i] = xmlRelaxNGGetElements(ctxt, cur, 0);
|
|
if ((list[i] == NULL) || (list[i][0] == NULL)) {
|
|
is_triable = 0;
|
|
} else if (is_triable == 1) {
|
|
xmlRelaxNGDefinePtr *tmp;
|
|
int res;
|
|
|
|
tmp = list[i];
|
|
while ((*tmp != NULL) && (is_triable == 1)) {
|
|
if ((*tmp)->type == XML_RELAXNG_TEXT) {
|
|
res = xmlHashAddEntry2(triage,
|
|
BAD_CAST "#text", NULL,
|
|
(void *) cur);
|
|
if (res != 0)
|
|
is_triable = -1;
|
|
} else if (((*tmp)->type == XML_RELAXNG_ELEMENT) &&
|
|
((*tmp)->name != NULL)) {
|
|
if (((*tmp)->ns == NULL) || ((*tmp)->ns[0] == 0))
|
|
res = xmlHashAddEntry2(triage,
|
|
(*tmp)->name, NULL,
|
|
(void *) cur);
|
|
else
|
|
res = xmlHashAddEntry2(triage,
|
|
(*tmp)->name, (*tmp)->ns,
|
|
(void *) cur);
|
|
if (res != 0)
|
|
is_triable = -1;
|
|
} else if ((*tmp)->type == XML_RELAXNG_ELEMENT) {
|
|
if (((*tmp)->ns == NULL) || ((*tmp)->ns[0] == 0))
|
|
res = xmlHashAddEntry2(triage,
|
|
BAD_CAST "#any", NULL,
|
|
(void *) cur);
|
|
else
|
|
res = xmlHashAddEntry2(triage,
|
|
BAD_CAST "#any", (*tmp)->ns,
|
|
(void *) cur);
|
|
if (res != 0)
|
|
is_triable = -1;
|
|
} else {
|
|
is_triable = -1;
|
|
}
|
|
tmp++;
|
|
}
|
|
}
|
|
i++;
|
|
cur = cur->next;
|
|
}
|
|
|
|
for (i = 0; i < nbchild; i++) {
|
|
if (list[i] == NULL)
|
|
continue;
|
|
for (j = 0; j < i; j++) {
|
|
if (list[j] == NULL)
|
|
continue;
|
|
ret = xmlRelaxNGCompareElemDefLists(ctxt, list[i], list[j]);
|
|
if (ret == 0) {
|
|
is_indeterminist = 1;
|
|
}
|
|
}
|
|
}
|
|
for (i = 0; i < nbchild; i++) {
|
|
if (list[i] != NULL)
|
|
xmlFree(list[i]);
|
|
}
|
|
|
|
xmlFree(list);
|
|
if (is_indeterminist) {
|
|
def->dflags |= IS_INDETERMINIST;
|
|
}
|
|
if (is_triable == 1) {
|
|
def->dflags |= IS_TRIABLE;
|
|
def->data = triage;
|
|
} else if (triage != NULL) {
|
|
xmlHashFree(triage, NULL);
|
|
}
|
|
def->dflags |= IS_PROCESSED;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckGroupAttrs:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @def: the group definition
|
|
*
|
|
* Detects violations of rule 7.3
|
|
*/
|
|
static void
|
|
xmlRelaxNGCheckGroupAttrs(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr def)
|
|
{
|
|
xmlRelaxNGDefinePtr **list;
|
|
xmlRelaxNGDefinePtr cur;
|
|
int nbchild = 0, i, j, ret;
|
|
|
|
if ((def == NULL) ||
|
|
((def->type != XML_RELAXNG_GROUP) &&
|
|
(def->type != XML_RELAXNG_ELEMENT)))
|
|
return;
|
|
|
|
if (def->dflags & IS_PROCESSED)
|
|
return;
|
|
|
|
/*
|
|
* Don't run that check in case of error. Infinite recursion
|
|
* becomes possible.
|
|
*/
|
|
if (ctxt->nbErrors != 0)
|
|
return;
|
|
|
|
cur = def->attrs;
|
|
while (cur != NULL) {
|
|
nbchild++;
|
|
cur = cur->next;
|
|
}
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
nbchild++;
|
|
cur = cur->next;
|
|
}
|
|
|
|
list = (xmlRelaxNGDefinePtr **) xmlMalloc(nbchild *
|
|
sizeof(xmlRelaxNGDefinePtr
|
|
*));
|
|
if (list == NULL) {
|
|
xmlRngPErrMemory(ctxt, "building group\n");
|
|
return;
|
|
}
|
|
i = 0;
|
|
cur = def->attrs;
|
|
while (cur != NULL) {
|
|
list[i] = xmlRelaxNGGetElements(ctxt, cur, 1);
|
|
i++;
|
|
cur = cur->next;
|
|
}
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
list[i] = xmlRelaxNGGetElements(ctxt, cur, 1);
|
|
i++;
|
|
cur = cur->next;
|
|
}
|
|
|
|
for (i = 0; i < nbchild; i++) {
|
|
if (list[i] == NULL)
|
|
continue;
|
|
for (j = 0; j < i; j++) {
|
|
if (list[j] == NULL)
|
|
continue;
|
|
ret = xmlRelaxNGCompareElemDefLists(ctxt, list[i], list[j]);
|
|
if (ret == 0) {
|
|
xmlRngPErr(ctxt, def->node, XML_RNGP_GROUP_ATTR_CONFLICT,
|
|
"Attributes conflicts in group\n", NULL, NULL);
|
|
}
|
|
}
|
|
}
|
|
for (i = 0; i < nbchild; i++) {
|
|
if (list[i] != NULL)
|
|
xmlFree(list[i]);
|
|
}
|
|
|
|
xmlFree(list);
|
|
def->dflags |= IS_PROCESSED;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGComputeInterleaves:
|
|
* @def: the interleave definition
|
|
* @ctxt: a Relax-NG parser context
|
|
* @name: the definition name
|
|
*
|
|
* A lot of work for preprocessing interleave definitions
|
|
* is potentially needed to get a decent execution speed at runtime
|
|
* - trying to get a total order on the element nodes generated
|
|
* by the interleaves, order the list of interleave definitions
|
|
* following that order.
|
|
* - if <text/> is used to handle mixed content, it is better to
|
|
* flag this in the define and simplify the runtime checking
|
|
* algorithm
|
|
*/
|
|
static void
|
|
xmlRelaxNGComputeInterleaves(xmlRelaxNGDefinePtr def,
|
|
xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlChar * name ATTRIBUTE_UNUSED)
|
|
{
|
|
xmlRelaxNGDefinePtr cur, *tmp;
|
|
|
|
xmlRelaxNGPartitionPtr partitions = NULL;
|
|
xmlRelaxNGInterleaveGroupPtr *groups = NULL;
|
|
xmlRelaxNGInterleaveGroupPtr group;
|
|
int i, j, ret, res;
|
|
int nbgroups = 0;
|
|
int nbchild = 0;
|
|
int is_mixed = 0;
|
|
int is_determinist = 1;
|
|
|
|
/*
|
|
* Don't run that check in case of error. Infinite recursion
|
|
* becomes possible.
|
|
*/
|
|
if (ctxt->nbErrors != 0)
|
|
return;
|
|
|
|
#ifdef DEBUG_INTERLEAVE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGComputeInterleaves(%s)\n", name);
|
|
#endif
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
nbchild++;
|
|
cur = cur->next;
|
|
}
|
|
|
|
#ifdef DEBUG_INTERLEAVE
|
|
xmlGenericError(xmlGenericErrorContext, " %d child\n", nbchild);
|
|
#endif
|
|
groups = (xmlRelaxNGInterleaveGroupPtr *)
|
|
xmlMalloc(nbchild * sizeof(xmlRelaxNGInterleaveGroupPtr));
|
|
if (groups == NULL)
|
|
goto error;
|
|
cur = def->content;
|
|
while (cur != NULL) {
|
|
groups[nbgroups] = (xmlRelaxNGInterleaveGroupPtr)
|
|
xmlMalloc(sizeof(xmlRelaxNGInterleaveGroup));
|
|
if (groups[nbgroups] == NULL)
|
|
goto error;
|
|
if (cur->type == XML_RELAXNG_TEXT)
|
|
is_mixed++;
|
|
groups[nbgroups]->rule = cur;
|
|
groups[nbgroups]->defs = xmlRelaxNGGetElements(ctxt, cur, 0);
|
|
groups[nbgroups]->attrs = xmlRelaxNGGetElements(ctxt, cur, 1);
|
|
nbgroups++;
|
|
cur = cur->next;
|
|
}
|
|
#ifdef DEBUG_INTERLEAVE
|
|
xmlGenericError(xmlGenericErrorContext, " %d groups\n", nbgroups);
|
|
#endif
|
|
|
|
/*
|
|
* Let's check that all rules makes a partitions according to 7.4
|
|
*/
|
|
partitions = (xmlRelaxNGPartitionPtr)
|
|
xmlMalloc(sizeof(xmlRelaxNGPartition));
|
|
if (partitions == NULL)
|
|
goto error;
|
|
memset(partitions, 0, sizeof(xmlRelaxNGPartition));
|
|
partitions->nbgroups = nbgroups;
|
|
partitions->triage = xmlHashCreate(nbgroups);
|
|
for (i = 0; i < nbgroups; i++) {
|
|
group = groups[i];
|
|
for (j = i + 1; j < nbgroups; j++) {
|
|
if (groups[j] == NULL)
|
|
continue;
|
|
|
|
ret = xmlRelaxNGCompareElemDefLists(ctxt, group->defs,
|
|
groups[j]->defs);
|
|
if (ret == 0) {
|
|
xmlRngPErr(ctxt, def->node, XML_RNGP_ELEM_TEXT_CONFLICT,
|
|
"Element or text conflicts in interleave\n",
|
|
NULL, NULL);
|
|
}
|
|
ret = xmlRelaxNGCompareElemDefLists(ctxt, group->attrs,
|
|
groups[j]->attrs);
|
|
if (ret == 0) {
|
|
xmlRngPErr(ctxt, def->node, XML_RNGP_ATTR_CONFLICT,
|
|
"Attributes conflicts in interleave\n", NULL,
|
|
NULL);
|
|
}
|
|
}
|
|
tmp = group->defs;
|
|
if ((tmp != NULL) && (*tmp != NULL)) {
|
|
while (*tmp != NULL) {
|
|
if ((*tmp)->type == XML_RELAXNG_TEXT) {
|
|
res = xmlHashAddEntry2(partitions->triage,
|
|
BAD_CAST "#text", NULL,
|
|
(void *) (long) (i + 1));
|
|
if (res != 0)
|
|
is_determinist = -1;
|
|
} else if (((*tmp)->type == XML_RELAXNG_ELEMENT) &&
|
|
((*tmp)->name != NULL)) {
|
|
if (((*tmp)->ns == NULL) || ((*tmp)->ns[0] == 0))
|
|
res = xmlHashAddEntry2(partitions->triage,
|
|
(*tmp)->name, NULL,
|
|
(void *) (long) (i + 1));
|
|
else
|
|
res = xmlHashAddEntry2(partitions->triage,
|
|
(*tmp)->name, (*tmp)->ns,
|
|
(void *) (long) (i + 1));
|
|
if (res != 0)
|
|
is_determinist = -1;
|
|
} else if ((*tmp)->type == XML_RELAXNG_ELEMENT) {
|
|
if (((*tmp)->ns == NULL) || ((*tmp)->ns[0] == 0))
|
|
res = xmlHashAddEntry2(partitions->triage,
|
|
BAD_CAST "#any", NULL,
|
|
(void *) (long) (i + 1));
|
|
else
|
|
res = xmlHashAddEntry2(partitions->triage,
|
|
BAD_CAST "#any", (*tmp)->ns,
|
|
(void *) (long) (i + 1));
|
|
if ((*tmp)->nameClass != NULL)
|
|
is_determinist = 2;
|
|
if (res != 0)
|
|
is_determinist = -1;
|
|
} else {
|
|
is_determinist = -1;
|
|
}
|
|
tmp++;
|
|
}
|
|
} else {
|
|
is_determinist = 0;
|
|
}
|
|
}
|
|
partitions->groups = groups;
|
|
|
|
/*
|
|
* and save the partition list back in the def
|
|
*/
|
|
def->data = partitions;
|
|
if (is_mixed != 0)
|
|
def->dflags |= IS_MIXED;
|
|
if (is_determinist == 1)
|
|
partitions->flags = IS_DETERMINIST;
|
|
if (is_determinist == 2)
|
|
partitions->flags = IS_DETERMINIST | IS_NEEDCHECK;
|
|
return;
|
|
|
|
error:
|
|
xmlRngPErrMemory(ctxt, "in interleave computation\n");
|
|
if (groups != NULL) {
|
|
for (i = 0; i < nbgroups; i++)
|
|
if (groups[i] != NULL) {
|
|
if (groups[i]->defs != NULL)
|
|
xmlFree(groups[i]->defs);
|
|
xmlFree(groups[i]);
|
|
}
|
|
xmlFree(groups);
|
|
}
|
|
xmlRelaxNGFreePartition(partitions);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseInterleave:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the data node.
|
|
*
|
|
* parse the content of a RelaxNG interleave node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseInterleave(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr def = NULL;
|
|
xmlRelaxNGDefinePtr last = NULL, cur;
|
|
xmlNodePtr child;
|
|
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL) {
|
|
return (NULL);
|
|
}
|
|
def->type = XML_RELAXNG_INTERLEAVE;
|
|
|
|
if (ctxt->interleaves == NULL)
|
|
ctxt->interleaves = xmlHashCreate(10);
|
|
if (ctxt->interleaves == NULL) {
|
|
xmlRngPErrMemory(ctxt, "create interleaves\n");
|
|
} else {
|
|
char name[32];
|
|
|
|
snprintf(name, 32, "interleave%d", ctxt->nbInterleaves++);
|
|
if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST name, def) < 0) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INTERLEAVE_ADD,
|
|
"Failed to add %s to hash table\n",
|
|
(const xmlChar *) name, NULL);
|
|
}
|
|
}
|
|
child = node->children;
|
|
if (child == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INTERLEAVE_NO_CONTENT,
|
|
"Element interleave is empty\n", NULL, NULL);
|
|
}
|
|
while (child != NULL) {
|
|
if (IS_RELAXNG(child, "element")) {
|
|
cur = xmlRelaxNGParseElement(ctxt, child);
|
|
} else {
|
|
cur = xmlRelaxNGParsePattern(ctxt, child);
|
|
}
|
|
if (cur != NULL) {
|
|
cur->parent = def;
|
|
if (last == NULL) {
|
|
def->content = last = cur;
|
|
} else {
|
|
last->next = cur;
|
|
last = cur;
|
|
}
|
|
}
|
|
child = child->next;
|
|
}
|
|
|
|
return (def);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseInclude:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the include node
|
|
*
|
|
* Integrate the content of an include node in the current grammar
|
|
*
|
|
* Returns 0 in case of success or -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGParseInclude(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGIncludePtr incl;
|
|
xmlNodePtr root;
|
|
int ret = 0, tmp;
|
|
|
|
incl = node->psvi;
|
|
if (incl == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INCLUDE_EMPTY,
|
|
"Include node has no data\n", NULL, NULL);
|
|
return (-1);
|
|
}
|
|
root = xmlDocGetRootElement(incl->doc);
|
|
if (root == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY, "Include document is empty\n",
|
|
NULL, NULL);
|
|
return (-1);
|
|
}
|
|
if (!xmlStrEqual(root->name, BAD_CAST "grammar")) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_GRAMMAR_MISSING,
|
|
"Include document root is not a grammar\n", NULL, NULL);
|
|
return (-1);
|
|
}
|
|
|
|
/*
|
|
* Merge the definition from both the include and the internal list
|
|
*/
|
|
if (root->children != NULL) {
|
|
tmp = xmlRelaxNGParseGrammarContent(ctxt, root->children);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
}
|
|
if (node->children != NULL) {
|
|
tmp = xmlRelaxNGParseGrammarContent(ctxt, node->children);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseDefine:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the define node
|
|
*
|
|
* parse the content of a RelaxNG define element node.
|
|
*
|
|
* Returns 0 in case of success or -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGParseDefine(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlChar *name;
|
|
int ret = 0, tmp;
|
|
xmlRelaxNGDefinePtr def;
|
|
const xmlChar *olddefine;
|
|
|
|
name = xmlGetProp(node, BAD_CAST "name");
|
|
if (name == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_DEFINE_NAME_MISSING,
|
|
"define has no name\n", NULL, NULL);
|
|
} else {
|
|
xmlRelaxNGNormExtSpace(name);
|
|
if (xmlValidateNCName(name, 0)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INVALID_DEFINE_NAME,
|
|
"define name '%s' is not an NCName\n", name, NULL);
|
|
}
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL) {
|
|
xmlFree(name);
|
|
return (-1);
|
|
}
|
|
def->type = XML_RELAXNG_DEF;
|
|
def->name = name;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_DEFINE_EMPTY,
|
|
"define has no children\n", NULL, NULL);
|
|
} else {
|
|
olddefine = ctxt->define;
|
|
ctxt->define = name;
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 0);
|
|
ctxt->define = olddefine;
|
|
}
|
|
if (ctxt->grammar->defs == NULL)
|
|
ctxt->grammar->defs = xmlHashCreate(10);
|
|
if (ctxt->grammar->defs == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_DEFINE_CREATE_FAILED,
|
|
"Could not create definition hash\n", NULL, NULL);
|
|
ret = -1;
|
|
} else {
|
|
tmp = xmlHashAddEntry(ctxt->grammar->defs, name, def);
|
|
if (tmp < 0) {
|
|
xmlRelaxNGDefinePtr prev;
|
|
|
|
prev = xmlHashLookup(ctxt->grammar->defs, name);
|
|
if (prev == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_DEFINE_CREATE_FAILED,
|
|
"Internal error on define aggregation of %s\n",
|
|
name, NULL);
|
|
ret = -1;
|
|
} else {
|
|
while (prev->nextHash != NULL)
|
|
prev = prev->nextHash;
|
|
prev->nextHash = def;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseImportRef:
|
|
* @payload: the parser context
|
|
* @data: the current grammar
|
|
* @name: the reference name
|
|
*
|
|
* Import import one references into the current grammar
|
|
*/
|
|
static void
|
|
xmlRelaxNGParseImportRef(void *payload, void *data, xmlChar *name) {
|
|
xmlRelaxNGParserCtxtPtr ctxt = (xmlRelaxNGParserCtxtPtr) data;
|
|
xmlRelaxNGDefinePtr def = (xmlRelaxNGDefinePtr) payload;
|
|
int tmp;
|
|
|
|
def->dflags |= IS_EXTERNAL_REF;
|
|
|
|
tmp = xmlHashAddEntry(ctxt->grammar->refs, name, def);
|
|
if (tmp < 0) {
|
|
xmlRelaxNGDefinePtr prev;
|
|
|
|
prev = (xmlRelaxNGDefinePtr)
|
|
xmlHashLookup(ctxt->grammar->refs, def->name);
|
|
if (prev == NULL) {
|
|
if (def->name != NULL) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_REF_CREATE_FAILED,
|
|
"Error refs definitions '%s'\n",
|
|
def->name, NULL);
|
|
} else {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_REF_CREATE_FAILED,
|
|
"Error refs definitions\n",
|
|
NULL, NULL);
|
|
}
|
|
} else {
|
|
def->nextHash = prev->nextHash;
|
|
prev->nextHash = def;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseImportRefs:
|
|
* @ctxt: the parser context
|
|
* @grammar: the sub grammar
|
|
*
|
|
* Import references from the subgrammar into the current grammar
|
|
*
|
|
* Returns 0 in case of success, -1 in case of failure
|
|
*/
|
|
static int
|
|
xmlRelaxNGParseImportRefs(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGGrammarPtr grammar) {
|
|
if ((ctxt == NULL) || (grammar == NULL) || (ctxt->grammar == NULL))
|
|
return(-1);
|
|
if (grammar->refs == NULL)
|
|
return(0);
|
|
if (ctxt->grammar->refs == NULL)
|
|
ctxt->grammar->refs = xmlHashCreate(10);
|
|
if (ctxt->grammar->refs == NULL) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_REF_CREATE_FAILED,
|
|
"Could not create references hash\n", NULL, NULL);
|
|
return(-1);
|
|
}
|
|
xmlHashScan(grammar->refs, xmlRelaxNGParseImportRef, ctxt);
|
|
return(0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGProcessExternalRef:
|
|
* @ctxt: the parser context
|
|
* @node: the externlRef node
|
|
*
|
|
* Process and compile an externlRef node
|
|
*
|
|
* Returns the xmlRelaxNGDefinePtr or NULL in case of error
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGProcessExternalRef(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDocumentPtr docu;
|
|
xmlNodePtr root, tmp;
|
|
xmlChar *ns;
|
|
int newNs = 0, oldflags;
|
|
xmlRelaxNGDefinePtr def;
|
|
|
|
docu = node->psvi;
|
|
if (docu != NULL) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_EXTERNALREF;
|
|
|
|
if (docu->content == NULL) {
|
|
/*
|
|
* Then do the parsing for good
|
|
*/
|
|
root = xmlDocGetRootElement(docu->doc);
|
|
if (root == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EXTERNALREF_EMTPY,
|
|
"xmlRelaxNGParse: %s is empty\n", ctxt->URL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
/*
|
|
* ns transmission rules
|
|
*/
|
|
ns = xmlGetProp(root, BAD_CAST "ns");
|
|
if (ns == NULL) {
|
|
tmp = node;
|
|
while ((tmp != NULL) && (tmp->type == XML_ELEMENT_NODE)) {
|
|
ns = xmlGetProp(tmp, BAD_CAST "ns");
|
|
if (ns != NULL) {
|
|
break;
|
|
}
|
|
tmp = tmp->parent;
|
|
}
|
|
if (ns != NULL) {
|
|
xmlSetProp(root, BAD_CAST "ns", ns);
|
|
newNs = 1;
|
|
xmlFree(ns);
|
|
}
|
|
} else {
|
|
xmlFree(ns);
|
|
}
|
|
|
|
/*
|
|
* Parsing to get a precompiled schemas.
|
|
*/
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= XML_RELAXNG_IN_EXTERNALREF;
|
|
docu->schema = xmlRelaxNGParseDocument(ctxt, root);
|
|
ctxt->flags = oldflags;
|
|
if ((docu->schema != NULL) &&
|
|
(docu->schema->topgrammar != NULL)) {
|
|
docu->content = docu->schema->topgrammar->start;
|
|
if (docu->schema->topgrammar->refs)
|
|
xmlRelaxNGParseImportRefs(ctxt, docu->schema->topgrammar);
|
|
}
|
|
|
|
/*
|
|
* the externalRef may be reused in a different ns context
|
|
*/
|
|
if (newNs == 1) {
|
|
xmlUnsetProp(root, BAD_CAST "ns");
|
|
}
|
|
}
|
|
def->content = docu->content;
|
|
} else {
|
|
def = NULL;
|
|
}
|
|
return (def);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParsePattern:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the pattern node.
|
|
*
|
|
* parse the content of a RelaxNG pattern node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error or if no
|
|
* pattern is generated.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParsePattern(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr def = NULL;
|
|
|
|
if (node == NULL) {
|
|
return (NULL);
|
|
}
|
|
if (IS_RELAXNG(node, "element")) {
|
|
def = xmlRelaxNGParseElement(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "attribute")) {
|
|
def = xmlRelaxNGParseAttribute(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "empty")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_EMPTY;
|
|
if (node->children != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_NOT_EMPTY,
|
|
"empty: had a child node\n", NULL, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(node, "text")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_TEXT;
|
|
if (node->children != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_TEXT_HAS_CHILD,
|
|
"text: had a child node\n", NULL, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(node, "zeroOrMore")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_ZEROORMORE;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 1);
|
|
}
|
|
} else if (IS_RELAXNG(node, "oneOrMore")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_ONEORMORE;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 1);
|
|
}
|
|
} else if (IS_RELAXNG(node, "optional")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_OPTIONAL;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 1);
|
|
}
|
|
} else if (IS_RELAXNG(node, "choice")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_CHOICE;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 0);
|
|
}
|
|
} else if (IS_RELAXNG(node, "group")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_GROUP;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 0);
|
|
}
|
|
} else if (IS_RELAXNG(node, "ref")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_REF;
|
|
def->name = xmlGetProp(node, BAD_CAST "name");
|
|
if (def->name == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_NO_NAME, "ref has no name\n",
|
|
NULL, NULL);
|
|
} else {
|
|
xmlRelaxNGNormExtSpace(def->name);
|
|
if (xmlValidateNCName(def->name, 0)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_NAME_INVALID,
|
|
"ref name '%s' is not an NCName\n", def->name,
|
|
NULL);
|
|
}
|
|
}
|
|
if (node->children != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_NOT_EMPTY, "ref is not empty\n",
|
|
NULL, NULL);
|
|
}
|
|
if (ctxt->grammar->refs == NULL)
|
|
ctxt->grammar->refs = xmlHashCreate(10);
|
|
if (ctxt->grammar->refs == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_CREATE_FAILED,
|
|
"Could not create references hash\n", NULL, NULL);
|
|
def = NULL;
|
|
} else {
|
|
int tmp;
|
|
|
|
tmp = xmlHashAddEntry(ctxt->grammar->refs, def->name, def);
|
|
if (tmp < 0) {
|
|
xmlRelaxNGDefinePtr prev;
|
|
|
|
prev = (xmlRelaxNGDefinePtr)
|
|
xmlHashLookup(ctxt->grammar->refs, def->name);
|
|
if (prev == NULL) {
|
|
if (def->name != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_CREATE_FAILED,
|
|
"Error refs definitions '%s'\n",
|
|
def->name, NULL);
|
|
} else {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_REF_CREATE_FAILED,
|
|
"Error refs definitions\n",
|
|
NULL, NULL);
|
|
}
|
|
def = NULL;
|
|
} else {
|
|
def->nextHash = prev->nextHash;
|
|
prev->nextHash = def;
|
|
}
|
|
}
|
|
}
|
|
} else if (IS_RELAXNG(node, "data")) {
|
|
def = xmlRelaxNGParseData(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "value")) {
|
|
def = xmlRelaxNGParseValue(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "list")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_LIST;
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT,
|
|
"Element %s is empty\n", node->name, NULL);
|
|
} else {
|
|
def->content =
|
|
xmlRelaxNGParsePatterns(ctxt, node->children, 0);
|
|
}
|
|
} else if (IS_RELAXNG(node, "interleave")) {
|
|
def = xmlRelaxNGParseInterleave(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "externalRef")) {
|
|
def = xmlRelaxNGProcessExternalRef(ctxt, node);
|
|
} else if (IS_RELAXNG(node, "notAllowed")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_NOT_ALLOWED;
|
|
if (node->children != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_NOTALLOWED_NOT_EMPTY,
|
|
"xmlRelaxNGParse: notAllowed element is not empty\n",
|
|
NULL, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(node, "grammar")) {
|
|
xmlRelaxNGGrammarPtr grammar, old;
|
|
xmlRelaxNGGrammarPtr oldparent;
|
|
|
|
#ifdef DEBUG_GRAMMAR
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Found <grammar> pattern\n");
|
|
#endif
|
|
|
|
oldparent = ctxt->parentgrammar;
|
|
old = ctxt->grammar;
|
|
ctxt->parentgrammar = old;
|
|
grammar = xmlRelaxNGParseGrammar(ctxt, node->children);
|
|
if (old != NULL) {
|
|
ctxt->grammar = old;
|
|
ctxt->parentgrammar = oldparent;
|
|
#if 0
|
|
if (grammar != NULL) {
|
|
grammar->next = old->next;
|
|
old->next = grammar;
|
|
}
|
|
#endif
|
|
}
|
|
if (grammar != NULL)
|
|
def = grammar->start;
|
|
else
|
|
def = NULL;
|
|
} else if (IS_RELAXNG(node, "parentRef")) {
|
|
if (ctxt->parentgrammar == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_NO_PARENT,
|
|
"Use of parentRef without a parent grammar\n", NULL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
def = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (def == NULL)
|
|
return (NULL);
|
|
def->type = XML_RELAXNG_PARENTREF;
|
|
def->name = xmlGetProp(node, BAD_CAST "name");
|
|
if (def->name == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_NO_NAME,
|
|
"parentRef has no name\n", NULL, NULL);
|
|
} else {
|
|
xmlRelaxNGNormExtSpace(def->name);
|
|
if (xmlValidateNCName(def->name, 0)) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_NAME_INVALID,
|
|
"parentRef name '%s' is not an NCName\n",
|
|
def->name, NULL);
|
|
}
|
|
}
|
|
if (node->children != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_NOT_EMPTY,
|
|
"parentRef is not empty\n", NULL, NULL);
|
|
}
|
|
if (ctxt->parentgrammar->refs == NULL)
|
|
ctxt->parentgrammar->refs = xmlHashCreate(10);
|
|
if (ctxt->parentgrammar->refs == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_CREATE_FAILED,
|
|
"Could not create references hash\n", NULL, NULL);
|
|
def = NULL;
|
|
} else if (def->name != NULL) {
|
|
int tmp;
|
|
|
|
tmp =
|
|
xmlHashAddEntry(ctxt->parentgrammar->refs, def->name, def);
|
|
if (tmp < 0) {
|
|
xmlRelaxNGDefinePtr prev;
|
|
|
|
prev = (xmlRelaxNGDefinePtr)
|
|
xmlHashLookup(ctxt->parentgrammar->refs, def->name);
|
|
if (prev == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_PARENTREF_CREATE_FAILED,
|
|
"Internal error parentRef definitions '%s'\n",
|
|
def->name, NULL);
|
|
def = NULL;
|
|
} else {
|
|
def->nextHash = prev->nextHash;
|
|
prev->nextHash = def;
|
|
}
|
|
}
|
|
}
|
|
} else if (IS_RELAXNG(node, "mixed")) {
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EMPTY_CONSTRUCT, "Mixed is empty\n",
|
|
NULL, NULL);
|
|
def = NULL;
|
|
} else {
|
|
def = xmlRelaxNGParseInterleave(ctxt, node);
|
|
if (def != NULL) {
|
|
xmlRelaxNGDefinePtr tmp;
|
|
|
|
if ((def->content != NULL) && (def->content->next != NULL)) {
|
|
tmp = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (tmp != NULL) {
|
|
tmp->type = XML_RELAXNG_GROUP;
|
|
tmp->content = def->content;
|
|
def->content = tmp;
|
|
}
|
|
}
|
|
|
|
tmp = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (tmp == NULL)
|
|
return (def);
|
|
tmp->type = XML_RELAXNG_TEXT;
|
|
tmp->next = def->content;
|
|
def->content = tmp;
|
|
}
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_UNKNOWN_CONSTRUCT,
|
|
"Unexpected node %s is not a pattern\n", node->name,
|
|
NULL);
|
|
def = NULL;
|
|
}
|
|
return (def);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseAttribute:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the element node
|
|
*
|
|
* parse the content of a RelaxNG attribute node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseAttribute(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr ret, cur;
|
|
xmlNodePtr child;
|
|
int old_flags;
|
|
|
|
ret = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
ret->type = XML_RELAXNG_ATTRIBUTE;
|
|
ret->parent = ctxt->def;
|
|
child = node->children;
|
|
if (child == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ATTRIBUTE_EMPTY,
|
|
"xmlRelaxNGParseattribute: attribute has no children\n",
|
|
NULL, NULL);
|
|
return (ret);
|
|
}
|
|
old_flags = ctxt->flags;
|
|
ctxt->flags |= XML_RELAXNG_IN_ATTRIBUTE;
|
|
cur = xmlRelaxNGParseNameClass(ctxt, child, ret);
|
|
if (cur != NULL)
|
|
child = child->next;
|
|
|
|
if (child != NULL) {
|
|
cur = xmlRelaxNGParsePattern(ctxt, child);
|
|
if (cur != NULL) {
|
|
switch (cur->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
case XML_RELAXNG_TEXT:
|
|
case XML_RELAXNG_ELEMENT:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_VALUE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_ONEORMORE:
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
case XML_RELAXNG_OPTIONAL:
|
|
case XML_RELAXNG_CHOICE:
|
|
case XML_RELAXNG_GROUP:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
ret->content = cur;
|
|
cur->parent = ret;
|
|
break;
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_PARAM:
|
|
case XML_RELAXNG_EXCEPT:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ATTRIBUTE_CONTENT,
|
|
"attribute has invalid content\n", NULL,
|
|
NULL);
|
|
break;
|
|
case XML_RELAXNG_NOOP:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ATTRIBUTE_NOOP,
|
|
"RNG Internal error, noop found in attribute\n",
|
|
NULL, NULL);
|
|
break;
|
|
}
|
|
}
|
|
child = child->next;
|
|
}
|
|
if (child != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ATTRIBUTE_CHILDREN,
|
|
"attribute has multiple children\n", NULL, NULL);
|
|
}
|
|
ctxt->flags = old_flags;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseExceptNameClass:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the except node
|
|
* @attr: 1 if within an attribute, 0 if within an element
|
|
*
|
|
* parse the content of a RelaxNG nameClass node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseExceptNameClass(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlNodePtr node, int attr)
|
|
{
|
|
xmlRelaxNGDefinePtr ret, cur, last = NULL;
|
|
xmlNodePtr child;
|
|
|
|
if (!IS_RELAXNG(node, "except")) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EXCEPT_MISSING,
|
|
"Expecting an except node\n", NULL, NULL);
|
|
return (NULL);
|
|
}
|
|
if (node->next != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EXCEPT_MULTIPLE,
|
|
"exceptNameClass allows only a single except node\n",
|
|
NULL, NULL);
|
|
}
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_EXCEPT_EMPTY, "except has no content\n",
|
|
NULL, NULL);
|
|
return (NULL);
|
|
}
|
|
|
|
ret = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
ret->type = XML_RELAXNG_EXCEPT;
|
|
child = node->children;
|
|
while (child != NULL) {
|
|
cur = xmlRelaxNGNewDefine(ctxt, child);
|
|
if (cur == NULL)
|
|
break;
|
|
if (attr)
|
|
cur->type = XML_RELAXNG_ATTRIBUTE;
|
|
else
|
|
cur->type = XML_RELAXNG_ELEMENT;
|
|
|
|
if (xmlRelaxNGParseNameClass(ctxt, child, cur) != NULL) {
|
|
if (last == NULL) {
|
|
ret->content = cur;
|
|
} else {
|
|
last->next = cur;
|
|
}
|
|
last = cur;
|
|
}
|
|
child = child->next;
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseNameClass:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the nameClass node
|
|
* @def: the current definition
|
|
*
|
|
* parse the content of a RelaxNG nameClass node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseNameClass(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node,
|
|
xmlRelaxNGDefinePtr def)
|
|
{
|
|
xmlRelaxNGDefinePtr ret, tmp;
|
|
xmlChar *val;
|
|
|
|
ret = def;
|
|
if ((IS_RELAXNG(node, "name")) || (IS_RELAXNG(node, "anyName")) ||
|
|
(IS_RELAXNG(node, "nsName"))) {
|
|
if ((def->type != XML_RELAXNG_ELEMENT) &&
|
|
(def->type != XML_RELAXNG_ATTRIBUTE)) {
|
|
ret = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
ret->parent = def;
|
|
if (ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE)
|
|
ret->type = XML_RELAXNG_ATTRIBUTE;
|
|
else
|
|
ret->type = XML_RELAXNG_ELEMENT;
|
|
}
|
|
}
|
|
if (IS_RELAXNG(node, "name")) {
|
|
val = xmlNodeGetContent(node);
|
|
xmlRelaxNGNormExtSpace(val);
|
|
if (xmlValidateNCName(val, 0)) {
|
|
if (node->parent != NULL)
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_NAME,
|
|
"Element %s name '%s' is not an NCName\n",
|
|
node->parent->name, val);
|
|
else
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_NAME,
|
|
"name '%s' is not an NCName\n",
|
|
val, NULL);
|
|
}
|
|
ret->name = val;
|
|
val = xmlGetProp(node, BAD_CAST "ns");
|
|
ret->ns = val;
|
|
if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) &&
|
|
(val != NULL) &&
|
|
(xmlStrEqual(val, BAD_CAST "http://www.w3.org/2000/xmlns"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_XML_NS,
|
|
"Attribute with namespace '%s' is not allowed\n",
|
|
val, NULL);
|
|
}
|
|
if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) &&
|
|
(val != NULL) &&
|
|
(val[0] == 0) && (xmlStrEqual(ret->name, BAD_CAST "xmlns"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_XMLNS_NAME,
|
|
"Attribute with QName 'xmlns' is not allowed\n",
|
|
val, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(node, "anyName")) {
|
|
ret->name = NULL;
|
|
ret->ns = NULL;
|
|
if (node->children != NULL) {
|
|
ret->nameClass =
|
|
xmlRelaxNGParseExceptNameClass(ctxt, node->children,
|
|
(def->type ==
|
|
XML_RELAXNG_ATTRIBUTE));
|
|
}
|
|
} else if (IS_RELAXNG(node, "nsName")) {
|
|
ret->name = NULL;
|
|
ret->ns = xmlGetProp(node, BAD_CAST "ns");
|
|
if (ret->ns == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_NSNAME_NO_NS,
|
|
"nsName has no ns attribute\n", NULL, NULL);
|
|
}
|
|
if ((ctxt->flags & XML_RELAXNG_IN_ATTRIBUTE) &&
|
|
(ret->ns != NULL) &&
|
|
(xmlStrEqual
|
|
(ret->ns, BAD_CAST "http://www.w3.org/2000/xmlns"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_XML_NS,
|
|
"Attribute with namespace '%s' is not allowed\n",
|
|
ret->ns, NULL);
|
|
}
|
|
if (node->children != NULL) {
|
|
ret->nameClass =
|
|
xmlRelaxNGParseExceptNameClass(ctxt, node->children,
|
|
(def->type ==
|
|
XML_RELAXNG_ATTRIBUTE));
|
|
}
|
|
} else if (IS_RELAXNG(node, "choice")) {
|
|
xmlNodePtr child;
|
|
xmlRelaxNGDefinePtr last = NULL;
|
|
|
|
ret = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
ret->parent = def;
|
|
ret->type = XML_RELAXNG_CHOICE;
|
|
|
|
if (node->children == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_CHOICE_EMPTY,
|
|
"Element choice is empty\n", NULL, NULL);
|
|
} else {
|
|
|
|
child = node->children;
|
|
while (child != NULL) {
|
|
tmp = xmlRelaxNGParseNameClass(ctxt, child, ret);
|
|
if (tmp != NULL) {
|
|
if (last == NULL) {
|
|
last = ret->nameClass = tmp;
|
|
} else {
|
|
last->next = tmp;
|
|
last = tmp;
|
|
}
|
|
}
|
|
child = child->next;
|
|
}
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_CHOICE_CONTENT,
|
|
"expecting name, anyName, nsName or choice : got %s\n",
|
|
(node == NULL ? (const xmlChar *) "nothing" : node->name),
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
if (ret != def) {
|
|
if (def->nameClass == NULL) {
|
|
def->nameClass = ret;
|
|
} else {
|
|
tmp = def->nameClass;
|
|
while (tmp->next != NULL) {
|
|
tmp = tmp->next;
|
|
}
|
|
tmp->next = ret;
|
|
}
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseElement:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the element node
|
|
*
|
|
* parse the content of a RelaxNG element node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParseElement(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGDefinePtr ret, cur, last;
|
|
xmlNodePtr child;
|
|
const xmlChar *olddefine;
|
|
|
|
ret = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
ret->type = XML_RELAXNG_ELEMENT;
|
|
ret->parent = ctxt->def;
|
|
child = node->children;
|
|
if (child == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_EMPTY,
|
|
"xmlRelaxNGParseElement: element has no children\n",
|
|
NULL, NULL);
|
|
return (ret);
|
|
}
|
|
cur = xmlRelaxNGParseNameClass(ctxt, child, ret);
|
|
if (cur != NULL)
|
|
child = child->next;
|
|
|
|
if (child == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_NO_CONTENT,
|
|
"xmlRelaxNGParseElement: element has no content\n",
|
|
NULL, NULL);
|
|
return (ret);
|
|
}
|
|
olddefine = ctxt->define;
|
|
ctxt->define = NULL;
|
|
last = NULL;
|
|
while (child != NULL) {
|
|
cur = xmlRelaxNGParsePattern(ctxt, child);
|
|
if (cur != NULL) {
|
|
cur->parent = ret;
|
|
switch (cur->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
case XML_RELAXNG_TEXT:
|
|
case XML_RELAXNG_ELEMENT:
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_VALUE:
|
|
case XML_RELAXNG_LIST:
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
case XML_RELAXNG_ONEORMORE:
|
|
case XML_RELAXNG_OPTIONAL:
|
|
case XML_RELAXNG_CHOICE:
|
|
case XML_RELAXNG_GROUP:
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
if (last == NULL) {
|
|
ret->content = last = cur;
|
|
} else {
|
|
if ((last->type == XML_RELAXNG_ELEMENT) &&
|
|
(ret->content == last)) {
|
|
ret->content = xmlRelaxNGNewDefine(ctxt, node);
|
|
if (ret->content != NULL) {
|
|
ret->content->type = XML_RELAXNG_GROUP;
|
|
ret->content->content = last;
|
|
} else {
|
|
ret->content = last;
|
|
}
|
|
}
|
|
last->next = cur;
|
|
last = cur;
|
|
}
|
|
break;
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
cur->next = ret->attrs;
|
|
ret->attrs = cur;
|
|
break;
|
|
case XML_RELAXNG_START:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_CONTENT,
|
|
"RNG Internal error, start found in element\n",
|
|
NULL, NULL);
|
|
break;
|
|
case XML_RELAXNG_PARAM:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_CONTENT,
|
|
"RNG Internal error, param found in element\n",
|
|
NULL, NULL);
|
|
break;
|
|
case XML_RELAXNG_EXCEPT:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_CONTENT,
|
|
"RNG Internal error, except found in element\n",
|
|
NULL, NULL);
|
|
break;
|
|
case XML_RELAXNG_NOOP:
|
|
xmlRngPErr(ctxt, node, XML_RNGP_ELEMENT_CONTENT,
|
|
"RNG Internal error, noop found in element\n",
|
|
NULL, NULL);
|
|
break;
|
|
}
|
|
}
|
|
child = child->next;
|
|
}
|
|
ctxt->define = olddefine;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParsePatterns:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: list of nodes
|
|
* @group: use an implicit <group> for elements
|
|
*
|
|
* parse the content of a RelaxNG start node.
|
|
*
|
|
* Returns the definition pointer or NULL in case of error.
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGParsePatterns(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes,
|
|
int group)
|
|
{
|
|
xmlRelaxNGDefinePtr def = NULL, last = NULL, cur, parent;
|
|
|
|
parent = ctxt->def;
|
|
while (nodes != NULL) {
|
|
if (IS_RELAXNG(nodes, "element")) {
|
|
cur = xmlRelaxNGParseElement(ctxt, nodes);
|
|
if (def == NULL) {
|
|
def = last = cur;
|
|
} else {
|
|
if ((group == 1) && (def->type == XML_RELAXNG_ELEMENT) &&
|
|
(def == last)) {
|
|
def = xmlRelaxNGNewDefine(ctxt, nodes);
|
|
def->type = XML_RELAXNG_GROUP;
|
|
def->content = last;
|
|
}
|
|
last->next = cur;
|
|
last = cur;
|
|
}
|
|
cur->parent = parent;
|
|
} else {
|
|
cur = xmlRelaxNGParsePattern(ctxt, nodes);
|
|
if (cur != NULL) {
|
|
if (def == NULL) {
|
|
def = last = cur;
|
|
} else {
|
|
last->next = cur;
|
|
last = cur;
|
|
}
|
|
}
|
|
}
|
|
nodes = nodes->next;
|
|
}
|
|
return (def);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseStart:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: start children nodes
|
|
*
|
|
* parse the content of a RelaxNG start node.
|
|
*
|
|
* Returns 0 in case of success, -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGParseStart(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes)
|
|
{
|
|
int ret = 0;
|
|
xmlRelaxNGDefinePtr def = NULL, last;
|
|
|
|
if (nodes == NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_START_EMPTY, "start has no children\n",
|
|
NULL, NULL);
|
|
return (-1);
|
|
}
|
|
if (IS_RELAXNG(nodes, "empty")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, nodes);
|
|
if (def == NULL)
|
|
return (-1);
|
|
def->type = XML_RELAXNG_EMPTY;
|
|
if (nodes->children != NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_EMPTY_CONTENT,
|
|
"element empty is not empty\n", NULL, NULL);
|
|
}
|
|
} else if (IS_RELAXNG(nodes, "notAllowed")) {
|
|
def = xmlRelaxNGNewDefine(ctxt, nodes);
|
|
if (def == NULL)
|
|
return (-1);
|
|
def->type = XML_RELAXNG_NOT_ALLOWED;
|
|
if (nodes->children != NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_NOTALLOWED_NOT_EMPTY,
|
|
"element notAllowed is not empty\n", NULL, NULL);
|
|
}
|
|
} else {
|
|
def = xmlRelaxNGParsePatterns(ctxt, nodes, 1);
|
|
}
|
|
if (ctxt->grammar->start != NULL) {
|
|
last = ctxt->grammar->start;
|
|
while (last->next != NULL)
|
|
last = last->next;
|
|
last->next = def;
|
|
} else {
|
|
ctxt->grammar->start = def;
|
|
}
|
|
nodes = nodes->next;
|
|
if (nodes != NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_START_CONTENT,
|
|
"start more than one children\n", NULL, NULL);
|
|
return (-1);
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseGrammarContent:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: grammar children nodes
|
|
*
|
|
* parse the content of a RelaxNG grammar node.
|
|
*
|
|
* Returns 0 in case of success, -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGParseGrammarContent(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlNodePtr nodes)
|
|
{
|
|
int ret = 0, tmp;
|
|
|
|
if (nodes == NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_GRAMMAR_EMPTY,
|
|
"grammar has no children\n", NULL, NULL);
|
|
return (-1);
|
|
}
|
|
while (nodes != NULL) {
|
|
if (IS_RELAXNG(nodes, "start")) {
|
|
if (nodes->children == NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_START_EMPTY,
|
|
"start has no children\n", NULL, NULL);
|
|
} else {
|
|
tmp = xmlRelaxNGParseStart(ctxt, nodes->children);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
}
|
|
} else if (IS_RELAXNG(nodes, "define")) {
|
|
tmp = xmlRelaxNGParseDefine(ctxt, nodes);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
} else if (IS_RELAXNG(nodes, "include")) {
|
|
tmp = xmlRelaxNGParseInclude(ctxt, nodes);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
} else {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_GRAMMAR_CONTENT,
|
|
"grammar has unexpected child %s\n", nodes->name,
|
|
NULL);
|
|
ret = -1;
|
|
}
|
|
nodes = nodes->next;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckReference:
|
|
* @ref: the ref
|
|
* @ctxt: a Relax-NG parser context
|
|
* @name: the name associated to the defines
|
|
*
|
|
* Applies the 4.17. combine attribute rule for all the define
|
|
* element of a given grammar using the same name.
|
|
*/
|
|
static void
|
|
xmlRelaxNGCheckReference(xmlRelaxNGDefinePtr ref,
|
|
xmlRelaxNGParserCtxtPtr ctxt,
|
|
const xmlChar * name)
|
|
{
|
|
xmlRelaxNGGrammarPtr grammar;
|
|
xmlRelaxNGDefinePtr def, cur;
|
|
|
|
/*
|
|
* Those rules don't apply to imported ref from xmlRelaxNGParseImportRef
|
|
*/
|
|
if (ref->dflags & IS_EXTERNAL_REF)
|
|
return;
|
|
|
|
grammar = ctxt->grammar;
|
|
if (grammar == NULL) {
|
|
xmlRngPErr(ctxt, ref->node, XML_ERR_INTERNAL_ERROR,
|
|
"Internal error: no grammar in CheckReference %s\n",
|
|
name, NULL);
|
|
return;
|
|
}
|
|
if (ref->content != NULL) {
|
|
xmlRngPErr(ctxt, ref->node, XML_ERR_INTERNAL_ERROR,
|
|
"Internal error: reference has content in CheckReference %s\n",
|
|
name, NULL);
|
|
return;
|
|
}
|
|
if (grammar->defs != NULL) {
|
|
def = xmlHashLookup(grammar->defs, name);
|
|
if (def != NULL) {
|
|
cur = ref;
|
|
while (cur != NULL) {
|
|
cur->content = def;
|
|
cur = cur->nextHash;
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, ref->node, XML_RNGP_REF_NO_DEF,
|
|
"Reference %s has no matching definition\n", name,
|
|
NULL);
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, ref->node, XML_RNGP_REF_NO_DEF,
|
|
"Reference %s has no matching definition\n", name,
|
|
NULL);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckCombine:
|
|
* @define: the define(s) list
|
|
* @ctxt: a Relax-NG parser context
|
|
* @name: the name associated to the defines
|
|
*
|
|
* Applies the 4.17. combine attribute rule for all the define
|
|
* element of a given grammar using the same name.
|
|
*/
|
|
static void
|
|
xmlRelaxNGCheckCombine(xmlRelaxNGDefinePtr define,
|
|
xmlRelaxNGParserCtxtPtr ctxt, const xmlChar * name)
|
|
{
|
|
xmlChar *combine;
|
|
int choiceOrInterleave = -1;
|
|
int missing = 0;
|
|
xmlRelaxNGDefinePtr cur, last, tmp, tmp2;
|
|
|
|
if (define->nextHash == NULL)
|
|
return;
|
|
cur = define;
|
|
while (cur != NULL) {
|
|
combine = xmlGetProp(cur->node, BAD_CAST "combine");
|
|
if (combine != NULL) {
|
|
if (xmlStrEqual(combine, BAD_CAST "choice")) {
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 1;
|
|
else if (choiceOrInterleave == 0) {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_DEF_CHOICE_AND_INTERLEAVE,
|
|
"Defines for %s use both 'choice' and 'interleave'\n",
|
|
name, NULL);
|
|
}
|
|
} else if (xmlStrEqual(combine, BAD_CAST "interleave")) {
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 0;
|
|
else if (choiceOrInterleave == 1) {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_DEF_CHOICE_AND_INTERLEAVE,
|
|
"Defines for %s use both 'choice' and 'interleave'\n",
|
|
name, NULL);
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_UNKNOWN_COMBINE,
|
|
"Defines for %s use unknown combine value '%s''\n",
|
|
name, combine);
|
|
}
|
|
xmlFree(combine);
|
|
} else {
|
|
if (missing == 0)
|
|
missing = 1;
|
|
else {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_NEED_COMBINE,
|
|
"Some defines for %s needs the combine attribute\n",
|
|
name, NULL);
|
|
}
|
|
}
|
|
|
|
cur = cur->nextHash;
|
|
}
|
|
#ifdef DEBUG
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGCheckCombine(): merging %s defines: %d\n",
|
|
name, choiceOrInterleave);
|
|
#endif
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 0;
|
|
cur = xmlRelaxNGNewDefine(ctxt, define->node);
|
|
if (cur == NULL)
|
|
return;
|
|
if (choiceOrInterleave == 0)
|
|
cur->type = XML_RELAXNG_INTERLEAVE;
|
|
else
|
|
cur->type = XML_RELAXNG_CHOICE;
|
|
tmp = define;
|
|
last = NULL;
|
|
while (tmp != NULL) {
|
|
if (tmp->content != NULL) {
|
|
if (tmp->content->next != NULL) {
|
|
/*
|
|
* we need first to create a wrapper.
|
|
*/
|
|
tmp2 = xmlRelaxNGNewDefine(ctxt, tmp->content->node);
|
|
if (tmp2 == NULL)
|
|
break;
|
|
tmp2->type = XML_RELAXNG_GROUP;
|
|
tmp2->content = tmp->content;
|
|
} else {
|
|
tmp2 = tmp->content;
|
|
}
|
|
if (last == NULL) {
|
|
cur->content = tmp2;
|
|
} else {
|
|
last->next = tmp2;
|
|
}
|
|
last = tmp2;
|
|
}
|
|
tmp->content = cur;
|
|
tmp = tmp->nextHash;
|
|
}
|
|
define->content = cur;
|
|
if (choiceOrInterleave == 0) {
|
|
if (ctxt->interleaves == NULL)
|
|
ctxt->interleaves = xmlHashCreate(10);
|
|
if (ctxt->interleaves == NULL) {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_INTERLEAVE_CREATE_FAILED,
|
|
"Failed to create interleaves hash table\n", NULL,
|
|
NULL);
|
|
} else {
|
|
char tmpname[32];
|
|
|
|
snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++);
|
|
if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) <
|
|
0) {
|
|
xmlRngPErr(ctxt, define->node, XML_RNGP_INTERLEAVE_CREATE_FAILED,
|
|
"Failed to add %s to hash table\n",
|
|
(const xmlChar *) tmpname, NULL);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCombineStart:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @grammar: the grammar
|
|
*
|
|
* Applies the 4.17. combine rule for all the start
|
|
* element of a given grammar.
|
|
*/
|
|
static void
|
|
xmlRelaxNGCombineStart(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGGrammarPtr grammar)
|
|
{
|
|
xmlRelaxNGDefinePtr starts;
|
|
xmlChar *combine;
|
|
int choiceOrInterleave = -1;
|
|
int missing = 0;
|
|
xmlRelaxNGDefinePtr cur;
|
|
|
|
starts = grammar->start;
|
|
if ((starts == NULL) || (starts->next == NULL))
|
|
return;
|
|
cur = starts;
|
|
while (cur != NULL) {
|
|
if ((cur->node == NULL) || (cur->node->parent == NULL) ||
|
|
(!xmlStrEqual(cur->node->parent->name, BAD_CAST "start"))) {
|
|
combine = NULL;
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_START_MISSING,
|
|
"Internal error: start element not found\n", NULL,
|
|
NULL);
|
|
} else {
|
|
combine = xmlGetProp(cur->node->parent, BAD_CAST "combine");
|
|
}
|
|
|
|
if (combine != NULL) {
|
|
if (xmlStrEqual(combine, BAD_CAST "choice")) {
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 1;
|
|
else if (choiceOrInterleave == 0) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_START_CHOICE_AND_INTERLEAVE,
|
|
"<start> use both 'choice' and 'interleave'\n",
|
|
NULL, NULL);
|
|
}
|
|
} else if (xmlStrEqual(combine, BAD_CAST "interleave")) {
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 0;
|
|
else if (choiceOrInterleave == 1) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_START_CHOICE_AND_INTERLEAVE,
|
|
"<start> use both 'choice' and 'interleave'\n",
|
|
NULL, NULL);
|
|
}
|
|
} else {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_UNKNOWN_COMBINE,
|
|
"<start> uses unknown combine value '%s''\n",
|
|
combine, NULL);
|
|
}
|
|
xmlFree(combine);
|
|
} else {
|
|
if (missing == 0)
|
|
missing = 1;
|
|
else {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_NEED_COMBINE,
|
|
"Some <start> element miss the combine attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
}
|
|
|
|
cur = cur->next;
|
|
}
|
|
#ifdef DEBUG
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGCombineStart(): merging <start>: %d\n",
|
|
choiceOrInterleave);
|
|
#endif
|
|
if (choiceOrInterleave == -1)
|
|
choiceOrInterleave = 0;
|
|
cur = xmlRelaxNGNewDefine(ctxt, starts->node);
|
|
if (cur == NULL)
|
|
return;
|
|
if (choiceOrInterleave == 0)
|
|
cur->type = XML_RELAXNG_INTERLEAVE;
|
|
else
|
|
cur->type = XML_RELAXNG_CHOICE;
|
|
cur->content = grammar->start;
|
|
grammar->start = cur;
|
|
if (choiceOrInterleave == 0) {
|
|
if (ctxt->interleaves == NULL)
|
|
ctxt->interleaves = xmlHashCreate(10);
|
|
if (ctxt->interleaves == NULL) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_INTERLEAVE_CREATE_FAILED,
|
|
"Failed to create interleaves hash table\n", NULL,
|
|
NULL);
|
|
} else {
|
|
char tmpname[32];
|
|
|
|
snprintf(tmpname, 32, "interleave%d", ctxt->nbInterleaves++);
|
|
if (xmlHashAddEntry(ctxt->interleaves, BAD_CAST tmpname, cur) <
|
|
0) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_INTERLEAVE_CREATE_FAILED,
|
|
"Failed to add %s to hash table\n",
|
|
(const xmlChar *) tmpname, NULL);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckCycles:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: grammar children nodes
|
|
* @depth: the counter
|
|
*
|
|
* Check for cycles.
|
|
*
|
|
* Returns 0 if check passed, and -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGCheckCycles(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr cur, int depth)
|
|
{
|
|
int ret = 0;
|
|
|
|
while ((ret == 0) && (cur != NULL)) {
|
|
if ((cur->type == XML_RELAXNG_REF) ||
|
|
(cur->type == XML_RELAXNG_PARENTREF)) {
|
|
if (cur->depth == -1) {
|
|
cur->depth = depth;
|
|
ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth);
|
|
cur->depth = -2;
|
|
} else if (depth == cur->depth) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_REF_CYCLE,
|
|
"Detected a cycle in %s references\n",
|
|
cur->name, NULL);
|
|
return (-1);
|
|
}
|
|
} else if (cur->type == XML_RELAXNG_ELEMENT) {
|
|
ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth + 1);
|
|
} else {
|
|
ret = xmlRelaxNGCheckCycles(ctxt, cur->content, depth);
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGTryUnlink:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @cur: the definition to unlink
|
|
* @parent: the parent definition
|
|
* @prev: the previous sibling definition
|
|
*
|
|
* Try to unlink a definition. If not possble make it a NOOP
|
|
*
|
|
* Returns the new prev definition
|
|
*/
|
|
static xmlRelaxNGDefinePtr
|
|
xmlRelaxNGTryUnlink(xmlRelaxNGParserCtxtPtr ctxt ATTRIBUTE_UNUSED,
|
|
xmlRelaxNGDefinePtr cur,
|
|
xmlRelaxNGDefinePtr parent, xmlRelaxNGDefinePtr prev)
|
|
{
|
|
if (prev != NULL) {
|
|
prev->next = cur->next;
|
|
} else {
|
|
if (parent != NULL) {
|
|
if (parent->content == cur)
|
|
parent->content = cur->next;
|
|
else if (parent->attrs == cur)
|
|
parent->attrs = cur->next;
|
|
else if (parent->nameClass == cur)
|
|
parent->nameClass = cur->next;
|
|
} else {
|
|
cur->type = XML_RELAXNG_NOOP;
|
|
prev = cur;
|
|
}
|
|
}
|
|
return (prev);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSimplify:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: grammar children nodes
|
|
*
|
|
* Check for simplification of empty and notAllowed
|
|
*/
|
|
static void
|
|
xmlRelaxNGSimplify(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr cur, xmlRelaxNGDefinePtr parent)
|
|
{
|
|
xmlRelaxNGDefinePtr prev = NULL;
|
|
|
|
while (cur != NULL) {
|
|
if ((cur->type == XML_RELAXNG_REF) ||
|
|
(cur->type == XML_RELAXNG_PARENTREF)) {
|
|
if (cur->depth != -3) {
|
|
cur->depth = -3;
|
|
xmlRelaxNGSimplify(ctxt, cur->content, cur);
|
|
}
|
|
} else if (cur->type == XML_RELAXNG_NOT_ALLOWED) {
|
|
cur->parent = parent;
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_ATTRIBUTE) ||
|
|
(parent->type == XML_RELAXNG_LIST) ||
|
|
(parent->type == XML_RELAXNG_GROUP) ||
|
|
(parent->type == XML_RELAXNG_INTERLEAVE) ||
|
|
(parent->type == XML_RELAXNG_ONEORMORE) ||
|
|
(parent->type == XML_RELAXNG_ZEROORMORE))) {
|
|
parent->type = XML_RELAXNG_NOT_ALLOWED;
|
|
break;
|
|
}
|
|
if ((parent != NULL) && (parent->type == XML_RELAXNG_CHOICE)) {
|
|
prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev);
|
|
} else
|
|
prev = cur;
|
|
} else if (cur->type == XML_RELAXNG_EMPTY) {
|
|
cur->parent = parent;
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_ONEORMORE) ||
|
|
(parent->type == XML_RELAXNG_ZEROORMORE))) {
|
|
parent->type = XML_RELAXNG_EMPTY;
|
|
break;
|
|
}
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_GROUP) ||
|
|
(parent->type == XML_RELAXNG_INTERLEAVE))) {
|
|
prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev);
|
|
} else
|
|
prev = cur;
|
|
} else {
|
|
cur->parent = parent;
|
|
if (cur->content != NULL)
|
|
xmlRelaxNGSimplify(ctxt, cur->content, cur);
|
|
if ((cur->type != XML_RELAXNG_VALUE) && (cur->attrs != NULL))
|
|
xmlRelaxNGSimplify(ctxt, cur->attrs, cur);
|
|
if (cur->nameClass != NULL)
|
|
xmlRelaxNGSimplify(ctxt, cur->nameClass, cur);
|
|
/*
|
|
* On Elements, try to move attribute only generating rules on
|
|
* the attrs rules.
|
|
*/
|
|
if (cur->type == XML_RELAXNG_ELEMENT) {
|
|
int attronly;
|
|
xmlRelaxNGDefinePtr tmp, pre;
|
|
|
|
while (cur->content != NULL) {
|
|
attronly =
|
|
xmlRelaxNGGenerateAttributes(ctxt, cur->content);
|
|
if (attronly == 1) {
|
|
/*
|
|
* migrate cur->content to attrs
|
|
*/
|
|
tmp = cur->content;
|
|
cur->content = tmp->next;
|
|
tmp->next = cur->attrs;
|
|
cur->attrs = tmp;
|
|
} else {
|
|
/*
|
|
* cur->content can generate elements or text
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
pre = cur->content;
|
|
while ((pre != NULL) && (pre->next != NULL)) {
|
|
tmp = pre->next;
|
|
attronly = xmlRelaxNGGenerateAttributes(ctxt, tmp);
|
|
if (attronly == 1) {
|
|
/*
|
|
* migrate tmp to attrs
|
|
*/
|
|
pre->next = tmp->next;
|
|
tmp->next = cur->attrs;
|
|
cur->attrs = tmp;
|
|
} else {
|
|
pre = tmp;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* This may result in a simplification
|
|
*/
|
|
if ((cur->type == XML_RELAXNG_GROUP) ||
|
|
(cur->type == XML_RELAXNG_INTERLEAVE)) {
|
|
if (cur->content == NULL)
|
|
cur->type = XML_RELAXNG_EMPTY;
|
|
else if (cur->content->next == NULL) {
|
|
if ((parent == NULL) && (prev == NULL)) {
|
|
cur->type = XML_RELAXNG_NOOP;
|
|
} else if (prev == NULL) {
|
|
parent->content = cur->content;
|
|
cur->content->next = cur->next;
|
|
cur = cur->content;
|
|
} else {
|
|
cur->content->next = cur->next;
|
|
prev->next = cur->content;
|
|
cur = cur->content;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* the current node may have been transformed back
|
|
*/
|
|
if ((cur->type == XML_RELAXNG_EXCEPT) &&
|
|
(cur->content != NULL) &&
|
|
(cur->content->type == XML_RELAXNG_NOT_ALLOWED)) {
|
|
prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev);
|
|
} else if (cur->type == XML_RELAXNG_NOT_ALLOWED) {
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_ATTRIBUTE) ||
|
|
(parent->type == XML_RELAXNG_LIST) ||
|
|
(parent->type == XML_RELAXNG_GROUP) ||
|
|
(parent->type == XML_RELAXNG_INTERLEAVE) ||
|
|
(parent->type == XML_RELAXNG_ONEORMORE) ||
|
|
(parent->type == XML_RELAXNG_ZEROORMORE))) {
|
|
parent->type = XML_RELAXNG_NOT_ALLOWED;
|
|
break;
|
|
}
|
|
if ((parent != NULL) &&
|
|
(parent->type == XML_RELAXNG_CHOICE)) {
|
|
prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev);
|
|
} else
|
|
prev = cur;
|
|
} else if (cur->type == XML_RELAXNG_EMPTY) {
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_ONEORMORE) ||
|
|
(parent->type == XML_RELAXNG_ZEROORMORE))) {
|
|
parent->type = XML_RELAXNG_EMPTY;
|
|
break;
|
|
}
|
|
if ((parent != NULL) &&
|
|
((parent->type == XML_RELAXNG_GROUP) ||
|
|
(parent->type == XML_RELAXNG_INTERLEAVE) ||
|
|
(parent->type == XML_RELAXNG_CHOICE))) {
|
|
prev = xmlRelaxNGTryUnlink(ctxt, cur, parent, prev);
|
|
} else
|
|
prev = cur;
|
|
} else {
|
|
prev = cur;
|
|
}
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGroupContentType:
|
|
* @ct1: the first content type
|
|
* @ct2: the second content type
|
|
*
|
|
* Try to group 2 content types
|
|
*
|
|
* Returns the content type
|
|
*/
|
|
static xmlRelaxNGContentType
|
|
xmlRelaxNGGroupContentType(xmlRelaxNGContentType ct1,
|
|
xmlRelaxNGContentType ct2)
|
|
{
|
|
if ((ct1 == XML_RELAXNG_CONTENT_ERROR) ||
|
|
(ct2 == XML_RELAXNG_CONTENT_ERROR))
|
|
return (XML_RELAXNG_CONTENT_ERROR);
|
|
if (ct1 == XML_RELAXNG_CONTENT_EMPTY)
|
|
return (ct2);
|
|
if (ct2 == XML_RELAXNG_CONTENT_EMPTY)
|
|
return (ct1);
|
|
if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) &&
|
|
(ct2 == XML_RELAXNG_CONTENT_COMPLEX))
|
|
return (XML_RELAXNG_CONTENT_COMPLEX);
|
|
return (XML_RELAXNG_CONTENT_ERROR);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGMaxContentType:
|
|
* @ct1: the first content type
|
|
* @ct2: the second content type
|
|
*
|
|
* Compute the max content-type
|
|
*
|
|
* Returns the content type
|
|
*/
|
|
static xmlRelaxNGContentType
|
|
xmlRelaxNGMaxContentType(xmlRelaxNGContentType ct1,
|
|
xmlRelaxNGContentType ct2)
|
|
{
|
|
if ((ct1 == XML_RELAXNG_CONTENT_ERROR) ||
|
|
(ct2 == XML_RELAXNG_CONTENT_ERROR))
|
|
return (XML_RELAXNG_CONTENT_ERROR);
|
|
if ((ct1 == XML_RELAXNG_CONTENT_SIMPLE) ||
|
|
(ct2 == XML_RELAXNG_CONTENT_SIMPLE))
|
|
return (XML_RELAXNG_CONTENT_SIMPLE);
|
|
if ((ct1 == XML_RELAXNG_CONTENT_COMPLEX) ||
|
|
(ct2 == XML_RELAXNG_CONTENT_COMPLEX))
|
|
return (XML_RELAXNG_CONTENT_COMPLEX);
|
|
return (XML_RELAXNG_CONTENT_EMPTY);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCheckRules:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @cur: the current definition
|
|
* @flags: some accumulated flags
|
|
* @ptype: the parent type
|
|
*
|
|
* Check for rules in section 7.1 and 7.2
|
|
*
|
|
* Returns the content type of @cur
|
|
*/
|
|
static xmlRelaxNGContentType
|
|
xmlRelaxNGCheckRules(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr cur, int flags,
|
|
xmlRelaxNGType ptype)
|
|
{
|
|
int nflags;
|
|
xmlRelaxNGContentType ret, tmp, val = XML_RELAXNG_CONTENT_EMPTY;
|
|
|
|
while (cur != NULL) {
|
|
ret = XML_RELAXNG_CONTENT_EMPTY;
|
|
if ((cur->type == XML_RELAXNG_REF) ||
|
|
(cur->type == XML_RELAXNG_PARENTREF)) {
|
|
/*
|
|
* This should actually be caught by list//element(ref) at the
|
|
* element boundaries, c.f. Bug #159968 local refs are dropped
|
|
* in step 4.19.
|
|
*/
|
|
#if 0
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_REF,
|
|
"Found forbidden pattern list//ref\n", NULL,
|
|
NULL);
|
|
}
|
|
#endif
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_REF,
|
|
"Found forbidden pattern data/except//ref\n",
|
|
NULL, NULL);
|
|
}
|
|
if (cur->content == NULL) {
|
|
if (cur->type == XML_RELAXNG_PARENTREF)
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_REF_NO_DEF,
|
|
"Internal found no define for parent refs\n",
|
|
NULL, NULL);
|
|
else
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_REF_NO_DEF,
|
|
"Internal found no define for ref %s\n",
|
|
(cur->name ? cur->name: BAD_CAST "null"), NULL);
|
|
}
|
|
if (cur->depth > -4) {
|
|
cur->depth = -4;
|
|
ret = xmlRelaxNGCheckRules(ctxt, cur->content,
|
|
flags, cur->type);
|
|
cur->depth = ret - 15;
|
|
} else if (cur->depth == -4) {
|
|
ret = XML_RELAXNG_CONTENT_COMPLEX;
|
|
} else {
|
|
ret = (xmlRelaxNGContentType) (cur->depth + 15);
|
|
}
|
|
} else if (cur->type == XML_RELAXNG_ELEMENT) {
|
|
/*
|
|
* The 7.3 Attribute derivation rule for groups is plugged there
|
|
*/
|
|
xmlRelaxNGCheckGroupAttrs(ctxt, cur);
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_ELEM,
|
|
"Found forbidden pattern data/except//element(ref)\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_ELEM,
|
|
"Found forbidden pattern list//element(ref)\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_ATTRIBUTE) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_ATTR_ELEM,
|
|
"Found forbidden pattern attribute//element(ref)\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_ATTRIBUTE) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_ATTR_ELEM,
|
|
"Found forbidden pattern attribute//element(ref)\n",
|
|
NULL, NULL);
|
|
}
|
|
/*
|
|
* reset since in the simple form elements are only child
|
|
* of grammar/define
|
|
*/
|
|
nflags = 0;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->attrs, nflags, cur->type);
|
|
if (ret != XML_RELAXNG_CONTENT_EMPTY) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_ELEM_CONTENT_EMPTY,
|
|
"Element %s attributes have a content type error\n",
|
|
cur->name, NULL);
|
|
}
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
if (ret == XML_RELAXNG_CONTENT_ERROR) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_ELEM_CONTENT_ERROR,
|
|
"Element %s has a content type error\n",
|
|
cur->name, NULL);
|
|
} else {
|
|
ret = XML_RELAXNG_CONTENT_COMPLEX;
|
|
}
|
|
} else if (cur->type == XML_RELAXNG_ATTRIBUTE) {
|
|
if (flags & XML_RELAXNG_IN_ATTRIBUTE) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_ATTR_ATTR,
|
|
"Found forbidden pattern attribute//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_ATTR,
|
|
"Found forbidden pattern list//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_OOMGROUP) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_ONEMORE_GROUP_ATTR,
|
|
"Found forbidden pattern oneOrMore//group//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_OOMINTERLEAVE) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_ONEMORE_INTERLEAVE_ATTR,
|
|
"Found forbidden pattern oneOrMore//interleave//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_ATTR,
|
|
"Found forbidden pattern data/except//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_ATTR,
|
|
"Found forbidden pattern start//attribute\n",
|
|
NULL, NULL);
|
|
}
|
|
if ((!(flags & XML_RELAXNG_IN_ONEORMORE))
|
|
&& (cur->name == NULL)) {
|
|
if (cur->ns == NULL) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_ANYNAME_ATTR_ANCESTOR,
|
|
"Found anyName attribute without oneOrMore ancestor\n",
|
|
NULL, NULL);
|
|
} else {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_NSNAME_ATTR_ANCESTOR,
|
|
"Found nsName attribute without oneOrMore ancestor\n",
|
|
NULL, NULL);
|
|
}
|
|
}
|
|
nflags = flags | XML_RELAXNG_IN_ATTRIBUTE;
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags, cur->type);
|
|
ret = XML_RELAXNG_CONTENT_EMPTY;
|
|
} else if ((cur->type == XML_RELAXNG_ONEORMORE) ||
|
|
(cur->type == XML_RELAXNG_ZEROORMORE)) {
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_ONEMORE,
|
|
"Found forbidden pattern data/except//oneOrMore\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_ONEMORE,
|
|
"Found forbidden pattern start//oneOrMore\n",
|
|
NULL, NULL);
|
|
}
|
|
nflags = flags | XML_RELAXNG_IN_ONEORMORE;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
ret = xmlRelaxNGGroupContentType(ret, ret);
|
|
} else if (cur->type == XML_RELAXNG_LIST) {
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_LIST,
|
|
"Found forbidden pattern list//list\n", NULL,
|
|
NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_LIST,
|
|
"Found forbidden pattern data/except//list\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_LIST,
|
|
"Found forbidden pattern start//list\n", NULL,
|
|
NULL);
|
|
}
|
|
nflags = flags | XML_RELAXNG_IN_LIST;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
} else if (cur->type == XML_RELAXNG_GROUP) {
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_GROUP,
|
|
"Found forbidden pattern data/except//group\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_GROUP,
|
|
"Found forbidden pattern start//group\n", NULL,
|
|
NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_ONEORMORE)
|
|
nflags = flags | XML_RELAXNG_IN_OOMGROUP;
|
|
else
|
|
nflags = flags;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
/*
|
|
* The 7.3 Attribute derivation rule for groups is plugged there
|
|
*/
|
|
xmlRelaxNGCheckGroupAttrs(ctxt, cur);
|
|
} else if (cur->type == XML_RELAXNG_INTERLEAVE) {
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_INTERLEAVE,
|
|
"Found forbidden pattern list//interleave\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_INTERLEAVE,
|
|
"Found forbidden pattern data/except//interleave\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_INTERLEAVE,
|
|
"Found forbidden pattern start//interleave\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_ONEORMORE)
|
|
nflags = flags | XML_RELAXNG_IN_OOMINTERLEAVE;
|
|
else
|
|
nflags = flags;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
} else if (cur->type == XML_RELAXNG_EXCEPT) {
|
|
if ((cur->parent != NULL) &&
|
|
(cur->parent->type == XML_RELAXNG_DATATYPE))
|
|
nflags = flags | XML_RELAXNG_IN_DATAEXCEPT;
|
|
else
|
|
nflags = flags;
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, nflags,
|
|
cur->type);
|
|
} else if (cur->type == XML_RELAXNG_DATATYPE) {
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_DATA,
|
|
"Found forbidden pattern start//data\n", NULL,
|
|
NULL);
|
|
}
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type);
|
|
ret = XML_RELAXNG_CONTENT_SIMPLE;
|
|
} else if (cur->type == XML_RELAXNG_VALUE) {
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_VALUE,
|
|
"Found forbidden pattern start//value\n", NULL,
|
|
NULL);
|
|
}
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type);
|
|
ret = XML_RELAXNG_CONTENT_SIMPLE;
|
|
} else if (cur->type == XML_RELAXNG_TEXT) {
|
|
if (flags & XML_RELAXNG_IN_LIST) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_LIST_TEXT,
|
|
"Found forbidden pattern list//text\n", NULL,
|
|
NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_TEXT,
|
|
"Found forbidden pattern data/except//text\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_TEXT,
|
|
"Found forbidden pattern start//text\n", NULL,
|
|
NULL);
|
|
}
|
|
ret = XML_RELAXNG_CONTENT_COMPLEX;
|
|
} else if (cur->type == XML_RELAXNG_EMPTY) {
|
|
if (flags & XML_RELAXNG_IN_DATAEXCEPT) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_DATA_EXCEPT_EMPTY,
|
|
"Found forbidden pattern data/except//empty\n",
|
|
NULL, NULL);
|
|
}
|
|
if (flags & XML_RELAXNG_IN_START) {
|
|
xmlRngPErr(ctxt, cur->node, XML_RNGP_PAT_START_EMPTY,
|
|
"Found forbidden pattern start//empty\n", NULL,
|
|
NULL);
|
|
}
|
|
ret = XML_RELAXNG_CONTENT_EMPTY;
|
|
} else if (cur->type == XML_RELAXNG_CHOICE) {
|
|
xmlRelaxNGCheckChoiceDeterminism(ctxt, cur);
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type);
|
|
} else {
|
|
ret =
|
|
xmlRelaxNGCheckRules(ctxt, cur->content, flags, cur->type);
|
|
}
|
|
cur = cur->next;
|
|
if (ptype == XML_RELAXNG_GROUP) {
|
|
val = xmlRelaxNGGroupContentType(val, ret);
|
|
} else if (ptype == XML_RELAXNG_INTERLEAVE) {
|
|
/*
|
|
* TODO: scan complain that tmp is never used, seems on purpose
|
|
* need double-checking
|
|
*/
|
|
tmp = xmlRelaxNGGroupContentType(val, ret);
|
|
if (tmp != XML_RELAXNG_CONTENT_ERROR)
|
|
tmp = xmlRelaxNGMaxContentType(val, ret);
|
|
} else if (ptype == XML_RELAXNG_CHOICE) {
|
|
val = xmlRelaxNGMaxContentType(val, ret);
|
|
} else if (ptype == XML_RELAXNG_LIST) {
|
|
val = XML_RELAXNG_CONTENT_SIMPLE;
|
|
} else if (ptype == XML_RELAXNG_EXCEPT) {
|
|
if (ret == XML_RELAXNG_CONTENT_ERROR)
|
|
val = XML_RELAXNG_CONTENT_ERROR;
|
|
else
|
|
val = XML_RELAXNG_CONTENT_SIMPLE;
|
|
} else {
|
|
val = xmlRelaxNGGroupContentType(val, ret);
|
|
}
|
|
|
|
}
|
|
return (val);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseGrammar:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @nodes: grammar children nodes
|
|
*
|
|
* parse a Relax-NG <grammar> node
|
|
*
|
|
* Returns the internal xmlRelaxNGGrammarPtr built or
|
|
* NULL in case of error
|
|
*/
|
|
static xmlRelaxNGGrammarPtr
|
|
xmlRelaxNGParseGrammar(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr nodes)
|
|
{
|
|
xmlRelaxNGGrammarPtr ret, tmp, old;
|
|
|
|
#ifdef DEBUG_GRAMMAR
|
|
xmlGenericError(xmlGenericErrorContext, "Parsing a new grammar\n");
|
|
#endif
|
|
|
|
ret = xmlRelaxNGNewGrammar(ctxt);
|
|
if (ret == NULL)
|
|
return (NULL);
|
|
|
|
/*
|
|
* Link the new grammar in the tree
|
|
*/
|
|
ret->parent = ctxt->grammar;
|
|
if (ctxt->grammar != NULL) {
|
|
tmp = ctxt->grammar->children;
|
|
if (tmp == NULL) {
|
|
ctxt->grammar->children = ret;
|
|
} else {
|
|
while (tmp->next != NULL)
|
|
tmp = tmp->next;
|
|
tmp->next = ret;
|
|
}
|
|
}
|
|
|
|
old = ctxt->grammar;
|
|
ctxt->grammar = ret;
|
|
xmlRelaxNGParseGrammarContent(ctxt, nodes);
|
|
ctxt->grammar = ret;
|
|
if (ctxt->grammar == NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_GRAMMAR_CONTENT,
|
|
"Failed to parse <grammar> content\n", NULL, NULL);
|
|
} else if (ctxt->grammar->start == NULL) {
|
|
xmlRngPErr(ctxt, nodes, XML_RNGP_GRAMMAR_NO_START,
|
|
"Element <grammar> has no <start>\n", NULL, NULL);
|
|
}
|
|
|
|
/*
|
|
* Apply 4.17 merging rules to defines and starts
|
|
*/
|
|
xmlRelaxNGCombineStart(ctxt, ret);
|
|
if (ret->defs != NULL) {
|
|
xmlHashScan(ret->defs, (xmlHashScanner) xmlRelaxNGCheckCombine,
|
|
ctxt);
|
|
}
|
|
|
|
/*
|
|
* link together defines and refs in this grammar
|
|
*/
|
|
if (ret->refs != NULL) {
|
|
xmlHashScan(ret->refs, (xmlHashScanner) xmlRelaxNGCheckReference,
|
|
ctxt);
|
|
}
|
|
|
|
|
|
/* @@@@ */
|
|
|
|
ctxt->grammar = old;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParseDocument:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: the root node of the RelaxNG schema
|
|
*
|
|
* parse a Relax-NG definition resource and build an internal
|
|
* xmlRelaxNG struture which can be used to validate instances.
|
|
*
|
|
* Returns the internal XML RelaxNG structure built or
|
|
* NULL in case of error
|
|
*/
|
|
static xmlRelaxNGPtr
|
|
xmlRelaxNGParseDocument(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlRelaxNGPtr schema = NULL;
|
|
const xmlChar *olddefine;
|
|
xmlRelaxNGGrammarPtr old;
|
|
|
|
if ((ctxt == NULL) || (node == NULL))
|
|
return (NULL);
|
|
|
|
schema = xmlRelaxNGNewRelaxNG(ctxt);
|
|
if (schema == NULL)
|
|
return (NULL);
|
|
|
|
olddefine = ctxt->define;
|
|
ctxt->define = NULL;
|
|
if (IS_RELAXNG(node, "grammar")) {
|
|
schema->topgrammar = xmlRelaxNGParseGrammar(ctxt, node->children);
|
|
if (schema->topgrammar == NULL) {
|
|
xmlRelaxNGFree(schema);
|
|
return (NULL);
|
|
}
|
|
} else {
|
|
xmlRelaxNGGrammarPtr tmp, ret;
|
|
|
|
schema->topgrammar = ret = xmlRelaxNGNewGrammar(ctxt);
|
|
if (schema->topgrammar == NULL) {
|
|
xmlRelaxNGFree(schema);
|
|
return (NULL);
|
|
}
|
|
/*
|
|
* Link the new grammar in the tree
|
|
*/
|
|
ret->parent = ctxt->grammar;
|
|
if (ctxt->grammar != NULL) {
|
|
tmp = ctxt->grammar->children;
|
|
if (tmp == NULL) {
|
|
ctxt->grammar->children = ret;
|
|
} else {
|
|
while (tmp->next != NULL)
|
|
tmp = tmp->next;
|
|
tmp->next = ret;
|
|
}
|
|
}
|
|
old = ctxt->grammar;
|
|
ctxt->grammar = ret;
|
|
xmlRelaxNGParseStart(ctxt, node);
|
|
if (old != NULL)
|
|
ctxt->grammar = old;
|
|
}
|
|
ctxt->define = olddefine;
|
|
if (schema->topgrammar->start != NULL) {
|
|
xmlRelaxNGCheckCycles(ctxt, schema->topgrammar->start, 0);
|
|
if ((ctxt->flags & XML_RELAXNG_IN_EXTERNALREF) == 0) {
|
|
xmlRelaxNGSimplify(ctxt, schema->topgrammar->start, NULL);
|
|
while ((schema->topgrammar->start != NULL) &&
|
|
(schema->topgrammar->start->type == XML_RELAXNG_NOOP) &&
|
|
(schema->topgrammar->start->next != NULL))
|
|
schema->topgrammar->start =
|
|
schema->topgrammar->start->content;
|
|
xmlRelaxNGCheckRules(ctxt, schema->topgrammar->start,
|
|
XML_RELAXNG_IN_START, XML_RELAXNG_NOOP);
|
|
}
|
|
}
|
|
#ifdef DEBUG
|
|
if (schema == NULL)
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGParseDocument() failed\n");
|
|
#endif
|
|
|
|
return (schema);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Reading RelaxNGs *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlRelaxNGNewParserCtxt:
|
|
* @URL: the location of the schema
|
|
*
|
|
* Create an XML RelaxNGs parse context for that file/resource expected
|
|
* to contain an XML RelaxNGs file.
|
|
*
|
|
* Returns the parser context or NULL in case of error
|
|
*/
|
|
xmlRelaxNGParserCtxtPtr
|
|
xmlRelaxNGNewParserCtxt(const char *URL)
|
|
{
|
|
xmlRelaxNGParserCtxtPtr ret;
|
|
|
|
if (URL == NULL)
|
|
return (NULL);
|
|
|
|
ret =
|
|
(xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(NULL, "building parser\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGParserCtxt));
|
|
ret->URL = xmlStrdup((const xmlChar *) URL);
|
|
ret->error = xmlGenericError;
|
|
ret->userData = xmlGenericErrorContext;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewMemParserCtxt:
|
|
* @buffer: a pointer to a char array containing the schemas
|
|
* @size: the size of the array
|
|
*
|
|
* Create an XML RelaxNGs parse context for that memory buffer expected
|
|
* to contain an XML RelaxNGs file.
|
|
*
|
|
* Returns the parser context or NULL in case of error
|
|
*/
|
|
xmlRelaxNGParserCtxtPtr
|
|
xmlRelaxNGNewMemParserCtxt(const char *buffer, int size)
|
|
{
|
|
xmlRelaxNGParserCtxtPtr ret;
|
|
|
|
if ((buffer == NULL) || (size <= 0))
|
|
return (NULL);
|
|
|
|
ret =
|
|
(xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(NULL, "building parser\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGParserCtxt));
|
|
ret->buffer = buffer;
|
|
ret->size = size;
|
|
ret->error = xmlGenericError;
|
|
ret->userData = xmlGenericErrorContext;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNewDocParserCtxt:
|
|
* @doc: a preparsed document tree
|
|
*
|
|
* Create an XML RelaxNGs parser context for that document.
|
|
* Note: since the process of compiling a RelaxNG schemas modifies the
|
|
* document, the @doc parameter is duplicated internally.
|
|
*
|
|
* Returns the parser context or NULL in case of error
|
|
*/
|
|
xmlRelaxNGParserCtxtPtr
|
|
xmlRelaxNGNewDocParserCtxt(xmlDocPtr doc)
|
|
{
|
|
xmlRelaxNGParserCtxtPtr ret;
|
|
xmlDocPtr copy;
|
|
|
|
if (doc == NULL)
|
|
return (NULL);
|
|
copy = xmlCopyDoc(doc, 1);
|
|
if (copy == NULL)
|
|
return (NULL);
|
|
|
|
ret =
|
|
(xmlRelaxNGParserCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGParserCtxt));
|
|
if (ret == NULL) {
|
|
xmlRngPErrMemory(NULL, "building parser\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGParserCtxt));
|
|
ret->document = copy;
|
|
ret->freedoc = 1;
|
|
ret->userData = xmlGenericErrorContext;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeParserCtxt:
|
|
* @ctxt: the schema parser context
|
|
*
|
|
* Free the resources associated to the schema parser context
|
|
*/
|
|
void
|
|
xmlRelaxNGFreeParserCtxt(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
if (ctxt->URL != NULL)
|
|
xmlFree(ctxt->URL);
|
|
if (ctxt->doc != NULL)
|
|
xmlRelaxNGFreeDocument(ctxt->doc);
|
|
if (ctxt->interleaves != NULL)
|
|
xmlHashFree(ctxt->interleaves, NULL);
|
|
if (ctxt->documents != NULL)
|
|
xmlRelaxNGFreeDocumentList(ctxt->documents);
|
|
if (ctxt->includes != NULL)
|
|
xmlRelaxNGFreeIncludeList(ctxt->includes);
|
|
if (ctxt->docTab != NULL)
|
|
xmlFree(ctxt->docTab);
|
|
if (ctxt->incTab != NULL)
|
|
xmlFree(ctxt->incTab);
|
|
if (ctxt->defTab != NULL) {
|
|
int i;
|
|
|
|
for (i = 0; i < ctxt->defNr; i++)
|
|
xmlRelaxNGFreeDefine(ctxt->defTab[i]);
|
|
xmlFree(ctxt->defTab);
|
|
}
|
|
if ((ctxt->document != NULL) && (ctxt->freedoc))
|
|
xmlFreeDoc(ctxt->document);
|
|
xmlFree(ctxt);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNormExtSpace:
|
|
* @value: a value
|
|
*
|
|
* Removes the leading and ending spaces of the value
|
|
* The string is modified "in situ"
|
|
*/
|
|
static void
|
|
xmlRelaxNGNormExtSpace(xmlChar * value)
|
|
{
|
|
xmlChar *start = value;
|
|
xmlChar *cur = value;
|
|
|
|
if (value == NULL)
|
|
return;
|
|
|
|
while (IS_BLANK_CH(*cur))
|
|
cur++;
|
|
if (cur == start) {
|
|
do {
|
|
while ((*cur != 0) && (!IS_BLANK_CH(*cur)))
|
|
cur++;
|
|
if (*cur == 0)
|
|
return;
|
|
start = cur;
|
|
while (IS_BLANK_CH(*cur))
|
|
cur++;
|
|
if (*cur == 0) {
|
|
*start = 0;
|
|
return;
|
|
}
|
|
} while (1);
|
|
} else {
|
|
do {
|
|
while ((*cur != 0) && (!IS_BLANK_CH(*cur)))
|
|
*start++ = *cur++;
|
|
if (*cur == 0) {
|
|
*start = 0;
|
|
return;
|
|
}
|
|
/* don't try to normalize the inner spaces */
|
|
while (IS_BLANK_CH(*cur))
|
|
cur++;
|
|
if (*cur == 0) {
|
|
*start = 0;
|
|
return;
|
|
}
|
|
*start++ = *cur++;
|
|
} while (1);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCleanupAttributes:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @node: a Relax-NG node
|
|
*
|
|
* Check all the attributes on the given node
|
|
*/
|
|
static void
|
|
xmlRelaxNGCleanupAttributes(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr node)
|
|
{
|
|
xmlAttrPtr cur, next;
|
|
|
|
cur = node->properties;
|
|
while (cur != NULL) {
|
|
next = cur->next;
|
|
if ((cur->ns == NULL) ||
|
|
(xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) {
|
|
if (xmlStrEqual(cur->name, BAD_CAST "name")) {
|
|
if ((!xmlStrEqual(node->name, BAD_CAST "element")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "attribute")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "ref")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "parentRef")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "param")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "define"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_FORBIDDEN_ATTRIBUTE,
|
|
"Attribute %s is not allowed on %s\n",
|
|
cur->name, node->name);
|
|
}
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "type")) {
|
|
if ((!xmlStrEqual(node->name, BAD_CAST "value")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "data"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_FORBIDDEN_ATTRIBUTE,
|
|
"Attribute %s is not allowed on %s\n",
|
|
cur->name, node->name);
|
|
}
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "href")) {
|
|
if ((!xmlStrEqual(node->name, BAD_CAST "externalRef")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "include"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_FORBIDDEN_ATTRIBUTE,
|
|
"Attribute %s is not allowed on %s\n",
|
|
cur->name, node->name);
|
|
}
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "combine")) {
|
|
if ((!xmlStrEqual(node->name, BAD_CAST "start")) &&
|
|
(!xmlStrEqual(node->name, BAD_CAST "define"))) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_FORBIDDEN_ATTRIBUTE,
|
|
"Attribute %s is not allowed on %s\n",
|
|
cur->name, node->name);
|
|
}
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "datatypeLibrary")) {
|
|
xmlChar *val;
|
|
xmlURIPtr uri;
|
|
|
|
val = xmlNodeListGetString(node->doc, cur->children, 1);
|
|
if (val != NULL) {
|
|
if (val[0] != 0) {
|
|
uri = xmlParseURI((const char *) val);
|
|
if (uri == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_INVALID_URI,
|
|
"Attribute %s contains invalid URI %s\n",
|
|
cur->name, val);
|
|
} else {
|
|
if (uri->scheme == NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_URI_NOT_ABSOLUTE,
|
|
"Attribute %s URI %s is not absolute\n",
|
|
cur->name, val);
|
|
}
|
|
if (uri->fragment != NULL) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_URI_FRAGMENT,
|
|
"Attribute %s URI %s has a fragment ID\n",
|
|
cur->name, val);
|
|
}
|
|
xmlFreeURI(uri);
|
|
}
|
|
}
|
|
xmlFree(val);
|
|
}
|
|
} else if (!xmlStrEqual(cur->name, BAD_CAST "ns")) {
|
|
xmlRngPErr(ctxt, node, XML_RNGP_UNKNOWN_ATTRIBUTE,
|
|
"Unknown attribute %s on %s\n", cur->name,
|
|
node->name);
|
|
}
|
|
}
|
|
cur = next;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCleanupTree:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @root: an xmlNodePtr subtree
|
|
*
|
|
* Cleanup the subtree from unwanted nodes for parsing, resolve
|
|
* Include and externalRef lookups.
|
|
*/
|
|
static void
|
|
xmlRelaxNGCleanupTree(xmlRelaxNGParserCtxtPtr ctxt, xmlNodePtr root)
|
|
{
|
|
xmlNodePtr cur, delete;
|
|
|
|
delete = NULL;
|
|
cur = root;
|
|
while (cur != NULL) {
|
|
if (delete != NULL) {
|
|
xmlUnlinkNode(delete);
|
|
xmlFreeNode(delete);
|
|
delete = NULL;
|
|
}
|
|
if (cur->type == XML_ELEMENT_NODE) {
|
|
/*
|
|
* Simplification 4.1. Annotations
|
|
*/
|
|
if ((cur->ns == NULL) ||
|
|
(!xmlStrEqual(cur->ns->href, xmlRelaxNGNs))) {
|
|
if ((cur->parent != NULL) &&
|
|
(cur->parent->type == XML_ELEMENT_NODE) &&
|
|
((xmlStrEqual(cur->parent->name, BAD_CAST "name")) ||
|
|
(xmlStrEqual(cur->parent->name, BAD_CAST "value")) ||
|
|
(xmlStrEqual(cur->parent->name, BAD_CAST "param")))) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_FOREIGN_ELEMENT,
|
|
"element %s doesn't allow foreign elements\n",
|
|
cur->parent->name, NULL);
|
|
}
|
|
delete = cur;
|
|
goto skip_children;
|
|
} else {
|
|
xmlRelaxNGCleanupAttributes(ctxt, cur);
|
|
if (xmlStrEqual(cur->name, BAD_CAST "externalRef")) {
|
|
xmlChar *href, *ns, *base, *URL;
|
|
xmlRelaxNGDocumentPtr docu;
|
|
xmlNodePtr tmp;
|
|
xmlURIPtr uri;
|
|
|
|
ns = xmlGetProp(cur, BAD_CAST "ns");
|
|
if (ns == NULL) {
|
|
tmp = cur->parent;
|
|
while ((tmp != NULL) &&
|
|
(tmp->type == XML_ELEMENT_NODE)) {
|
|
ns = xmlGetProp(tmp, BAD_CAST "ns");
|
|
if (ns != NULL)
|
|
break;
|
|
tmp = tmp->parent;
|
|
}
|
|
}
|
|
href = xmlGetProp(cur, BAD_CAST "href");
|
|
if (href == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_MISSING_HREF,
|
|
"xmlRelaxNGParse: externalRef has no href attribute\n",
|
|
NULL, NULL);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
uri = xmlParseURI((const char *) href);
|
|
if (uri == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_HREF_ERROR,
|
|
"Incorrect URI for externalRef %s\n",
|
|
href, NULL);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
if (uri->fragment != NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_HREF_ERROR,
|
|
"Fragment forbidden in URI for externalRef %s\n",
|
|
href, NULL);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
xmlFreeURI(uri);
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
xmlFreeURI(uri);
|
|
base = xmlNodeGetBase(cur->doc, cur);
|
|
URL = xmlBuildURI(href, base);
|
|
if (URL == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_HREF_ERROR,
|
|
"Failed to compute URL for externalRef %s\n",
|
|
href, NULL);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
if (base != NULL)
|
|
xmlFree(base);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
if (base != NULL)
|
|
xmlFree(base);
|
|
docu = xmlRelaxNGLoadExternalRef(ctxt, URL, ns);
|
|
if (docu == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_EXTERNAL_REF_FAILURE,
|
|
"Failed to load externalRef %s\n", URL,
|
|
NULL);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
xmlFree(URL);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
xmlFree(URL);
|
|
cur->psvi = docu;
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "include")) {
|
|
xmlChar *href, *ns, *base, *URL;
|
|
xmlRelaxNGIncludePtr incl;
|
|
xmlNodePtr tmp;
|
|
|
|
href = xmlGetProp(cur, BAD_CAST "href");
|
|
if (href == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_MISSING_HREF,
|
|
"xmlRelaxNGParse: include has no href attribute\n",
|
|
NULL, NULL);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
base = xmlNodeGetBase(cur->doc, cur);
|
|
URL = xmlBuildURI(href, base);
|
|
if (URL == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_HREF_ERROR,
|
|
"Failed to compute URL for include %s\n",
|
|
href, NULL);
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
if (base != NULL)
|
|
xmlFree(base);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
if (href != NULL)
|
|
xmlFree(href);
|
|
if (base != NULL)
|
|
xmlFree(base);
|
|
ns = xmlGetProp(cur, BAD_CAST "ns");
|
|
if (ns == NULL) {
|
|
tmp = cur->parent;
|
|
while ((tmp != NULL) &&
|
|
(tmp->type == XML_ELEMENT_NODE)) {
|
|
ns = xmlGetProp(tmp, BAD_CAST "ns");
|
|
if (ns != NULL)
|
|
break;
|
|
tmp = tmp->parent;
|
|
}
|
|
}
|
|
incl = xmlRelaxNGLoadInclude(ctxt, URL, cur, ns);
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
if (incl == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_INCLUDE_FAILURE,
|
|
"Failed to load include %s\n", URL,
|
|
NULL);
|
|
xmlFree(URL);
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
xmlFree(URL);
|
|
cur->psvi = incl;
|
|
} else if ((xmlStrEqual(cur->name, BAD_CAST "element")) ||
|
|
(xmlStrEqual(cur->name, BAD_CAST "attribute")))
|
|
{
|
|
xmlChar *name, *ns;
|
|
xmlNodePtr text = NULL;
|
|
|
|
/*
|
|
* Simplification 4.8. name attribute of element
|
|
* and attribute elements
|
|
*/
|
|
name = xmlGetProp(cur, BAD_CAST "name");
|
|
if (name != NULL) {
|
|
if (cur->children == NULL) {
|
|
text =
|
|
xmlNewChild(cur, cur->ns, BAD_CAST "name",
|
|
name);
|
|
} else {
|
|
xmlNodePtr node;
|
|
|
|
node = xmlNewDocNode(cur->doc, cur->ns,
|
|
BAD_CAST "name", NULL);
|
|
if (node != NULL) {
|
|
xmlAddPrevSibling(cur->children, node);
|
|
text = xmlNewText(name);
|
|
xmlAddChild(node, text);
|
|
text = node;
|
|
}
|
|
}
|
|
if (text == NULL) {
|
|
xmlRngPErr(ctxt, cur, XML_RNGP_CREATE_FAILURE,
|
|
"Failed to create a name %s element\n",
|
|
name, NULL);
|
|
}
|
|
xmlUnsetProp(cur, BAD_CAST "name");
|
|
xmlFree(name);
|
|
ns = xmlGetProp(cur, BAD_CAST "ns");
|
|
if (ns != NULL) {
|
|
if (text != NULL) {
|
|
xmlSetProp(text, BAD_CAST "ns", ns);
|
|
/* xmlUnsetProp(cur, BAD_CAST "ns"); */
|
|
}
|
|
xmlFree(ns);
|
|
} else if (xmlStrEqual(cur->name,
|
|
BAD_CAST "attribute")) {
|
|
xmlSetProp(text, BAD_CAST "ns", BAD_CAST "");
|
|
}
|
|
}
|
|
} else if ((xmlStrEqual(cur->name, BAD_CAST "name")) ||
|
|
(xmlStrEqual(cur->name, BAD_CAST "nsName")) ||
|
|
(xmlStrEqual(cur->name, BAD_CAST "value"))) {
|
|
/*
|
|
* Simplification 4.8. name attribute of element
|
|
* and attribute elements
|
|
*/
|
|
if (xmlHasProp(cur, BAD_CAST "ns") == NULL) {
|
|
xmlNodePtr node;
|
|
xmlChar *ns = NULL;
|
|
|
|
node = cur->parent;
|
|
while ((node != NULL) &&
|
|
(node->type == XML_ELEMENT_NODE)) {
|
|
ns = xmlGetProp(node, BAD_CAST "ns");
|
|
if (ns != NULL) {
|
|
break;
|
|
}
|
|
node = node->parent;
|
|
}
|
|
if (ns == NULL) {
|
|
xmlSetProp(cur, BAD_CAST "ns", BAD_CAST "");
|
|
} else {
|
|
xmlSetProp(cur, BAD_CAST "ns", ns);
|
|
xmlFree(ns);
|
|
}
|
|
}
|
|
if (xmlStrEqual(cur->name, BAD_CAST "name")) {
|
|
xmlChar *name, *local, *prefix;
|
|
|
|
/*
|
|
* Simplification: 4.10. QNames
|
|
*/
|
|
name = xmlNodeGetContent(cur);
|
|
if (name != NULL) {
|
|
local = xmlSplitQName2(name, &prefix);
|
|
if (local != NULL) {
|
|
xmlNsPtr ns;
|
|
|
|
ns = xmlSearchNs(cur->doc, cur, prefix);
|
|
if (ns == NULL) {
|
|
xmlRngPErr(ctxt, cur,
|
|
XML_RNGP_PREFIX_UNDEFINED,
|
|
"xmlRelaxNGParse: no namespace for prefix %s\n",
|
|
prefix, NULL);
|
|
} else {
|
|
xmlSetProp(cur, BAD_CAST "ns",
|
|
ns->href);
|
|
xmlNodeSetContent(cur, local);
|
|
}
|
|
xmlFree(local);
|
|
xmlFree(prefix);
|
|
}
|
|
xmlFree(name);
|
|
}
|
|
}
|
|
/*
|
|
* 4.16
|
|
*/
|
|
if (xmlStrEqual(cur->name, BAD_CAST "nsName")) {
|
|
if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) {
|
|
xmlRngPErr(ctxt, cur,
|
|
XML_RNGP_PAT_NSNAME_EXCEPT_NSNAME,
|
|
"Found nsName/except//nsName forbidden construct\n",
|
|
NULL, NULL);
|
|
}
|
|
}
|
|
} else if ((xmlStrEqual(cur->name, BAD_CAST "except")) &&
|
|
(cur != root)) {
|
|
int oldflags = ctxt->flags;
|
|
|
|
/*
|
|
* 4.16
|
|
*/
|
|
if ((cur->parent != NULL) &&
|
|
(xmlStrEqual
|
|
(cur->parent->name, BAD_CAST "anyName"))) {
|
|
ctxt->flags |= XML_RELAXNG_IN_ANYEXCEPT;
|
|
xmlRelaxNGCleanupTree(ctxt, cur);
|
|
ctxt->flags = oldflags;
|
|
goto skip_children;
|
|
} else if ((cur->parent != NULL) &&
|
|
(xmlStrEqual
|
|
(cur->parent->name, BAD_CAST "nsName"))) {
|
|
ctxt->flags |= XML_RELAXNG_IN_NSEXCEPT;
|
|
xmlRelaxNGCleanupTree(ctxt, cur);
|
|
ctxt->flags = oldflags;
|
|
goto skip_children;
|
|
}
|
|
} else if (xmlStrEqual(cur->name, BAD_CAST "anyName")) {
|
|
/*
|
|
* 4.16
|
|
*/
|
|
if (ctxt->flags & XML_RELAXNG_IN_ANYEXCEPT) {
|
|
xmlRngPErr(ctxt, cur,
|
|
XML_RNGP_PAT_ANYNAME_EXCEPT_ANYNAME,
|
|
"Found anyName/except//anyName forbidden construct\n",
|
|
NULL, NULL);
|
|
} else if (ctxt->flags & XML_RELAXNG_IN_NSEXCEPT) {
|
|
xmlRngPErr(ctxt, cur,
|
|
XML_RNGP_PAT_NSNAME_EXCEPT_ANYNAME,
|
|
"Found nsName/except//anyName forbidden construct\n",
|
|
NULL, NULL);
|
|
}
|
|
}
|
|
/*
|
|
* This is not an else since "include" is transformed
|
|
* into a div
|
|
*/
|
|
if (xmlStrEqual(cur->name, BAD_CAST "div")) {
|
|
xmlChar *ns;
|
|
xmlNodePtr child, ins, tmp;
|
|
|
|
/*
|
|
* implements rule 4.11
|
|
*/
|
|
|
|
ns = xmlGetProp(cur, BAD_CAST "ns");
|
|
|
|
child = cur->children;
|
|
ins = cur;
|
|
while (child != NULL) {
|
|
if (ns != NULL) {
|
|
if (!xmlHasProp(child, BAD_CAST "ns")) {
|
|
xmlSetProp(child, BAD_CAST "ns", ns);
|
|
}
|
|
}
|
|
tmp = child->next;
|
|
xmlUnlinkNode(child);
|
|
ins = xmlAddNextSibling(ins, child);
|
|
child = tmp;
|
|
}
|
|
if (ns != NULL)
|
|
xmlFree(ns);
|
|
/*
|
|
* Since we are about to delete cur, if its nsDef is non-NULL we
|
|
* need to preserve it (it contains the ns definitions for the
|
|
* children we just moved). We'll just stick it on to the end
|
|
* of cur->parent's list, since it's never going to be re-serialized
|
|
* (bug 143738).
|
|
*/
|
|
if ((cur->nsDef != NULL) && (cur->parent != NULL)) {
|
|
xmlNsPtr parDef = (xmlNsPtr)&cur->parent->nsDef;
|
|
while (parDef->next != NULL)
|
|
parDef = parDef->next;
|
|
parDef->next = cur->nsDef;
|
|
cur->nsDef = NULL;
|
|
}
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* Simplification 4.2 whitespaces
|
|
*/
|
|
else if ((cur->type == XML_TEXT_NODE) ||
|
|
(cur->type == XML_CDATA_SECTION_NODE)) {
|
|
if (IS_BLANK_NODE(cur)) {
|
|
if ((cur->parent != NULL) &&
|
|
(cur->parent->type == XML_ELEMENT_NODE)) {
|
|
if ((!xmlStrEqual(cur->parent->name, BAD_CAST "value"))
|
|
&&
|
|
(!xmlStrEqual
|
|
(cur->parent->name, BAD_CAST "param")))
|
|
delete = cur;
|
|
} else {
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
}
|
|
} else {
|
|
delete = cur;
|
|
goto skip_children;
|
|
}
|
|
|
|
/*
|
|
* Skip to next node
|
|
*/
|
|
if (cur->children != NULL) {
|
|
if ((cur->children->type != XML_ENTITY_DECL) &&
|
|
(cur->children->type != XML_ENTITY_REF_NODE) &&
|
|
(cur->children->type != XML_ENTITY_NODE)) {
|
|
cur = cur->children;
|
|
continue;
|
|
}
|
|
}
|
|
skip_children:
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
continue;
|
|
}
|
|
|
|
do {
|
|
cur = cur->parent;
|
|
if (cur == NULL)
|
|
break;
|
|
if (cur == root) {
|
|
cur = NULL;
|
|
break;
|
|
}
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
break;
|
|
}
|
|
} while (cur != NULL);
|
|
}
|
|
if (delete != NULL) {
|
|
xmlUnlinkNode(delete);
|
|
xmlFreeNode(delete);
|
|
delete = NULL;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCleanupDoc:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @doc: an xmldocPtr document pointer
|
|
*
|
|
* Cleanup the document from unwanted nodes for parsing, resolve
|
|
* Include and externalRef lookups.
|
|
*
|
|
* Returns the cleaned up document or NULL in case of error
|
|
*/
|
|
static xmlDocPtr
|
|
xmlRelaxNGCleanupDoc(xmlRelaxNGParserCtxtPtr ctxt, xmlDocPtr doc)
|
|
{
|
|
xmlNodePtr root;
|
|
|
|
/*
|
|
* Extract the root
|
|
*/
|
|
root = xmlDocGetRootElement(doc);
|
|
if (root == NULL) {
|
|
xmlRngPErr(ctxt, (xmlNodePtr) doc, XML_RNGP_EMPTY, "xmlRelaxNGParse: %s is empty\n",
|
|
ctxt->URL, NULL);
|
|
return (NULL);
|
|
}
|
|
xmlRelaxNGCleanupTree(ctxt, root);
|
|
return (doc);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGParse:
|
|
* @ctxt: a Relax-NG parser context
|
|
*
|
|
* parse a schema definition resource and build an internal
|
|
* XML Shema struture which can be used to validate instances.
|
|
*
|
|
* Returns the internal XML RelaxNG structure built from the resource or
|
|
* NULL in case of error
|
|
*/
|
|
xmlRelaxNGPtr
|
|
xmlRelaxNGParse(xmlRelaxNGParserCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGPtr ret = NULL;
|
|
xmlDocPtr doc;
|
|
xmlNodePtr root;
|
|
|
|
xmlRelaxNGInitTypes();
|
|
|
|
if (ctxt == NULL)
|
|
return (NULL);
|
|
|
|
/*
|
|
* First step is to parse the input document into an DOM/Infoset
|
|
*/
|
|
if (ctxt->URL != NULL) {
|
|
doc = xmlReadFile((const char *) ctxt->URL,NULL,0);
|
|
if (doc == NULL) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_PARSE_ERROR,
|
|
"xmlRelaxNGParse: could not load %s\n", ctxt->URL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
} else if (ctxt->buffer != NULL) {
|
|
doc = xmlReadMemory(ctxt->buffer, ctxt->size,NULL,NULL,0);
|
|
if (doc == NULL) {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_PARSE_ERROR,
|
|
"xmlRelaxNGParse: could not parse schemas\n", NULL,
|
|
NULL);
|
|
return (NULL);
|
|
}
|
|
doc->URL = xmlStrdup(BAD_CAST "in_memory_buffer");
|
|
ctxt->URL = xmlStrdup(BAD_CAST "in_memory_buffer");
|
|
} else if (ctxt->document != NULL) {
|
|
doc = ctxt->document;
|
|
} else {
|
|
xmlRngPErr(ctxt, NULL, XML_RNGP_EMPTY,
|
|
"xmlRelaxNGParse: nothing to parse\n", NULL, NULL);
|
|
return (NULL);
|
|
}
|
|
ctxt->document = doc;
|
|
|
|
/*
|
|
* Some preprocessing of the document content
|
|
*/
|
|
doc = xmlRelaxNGCleanupDoc(ctxt, doc);
|
|
if (doc == NULL) {
|
|
xmlFreeDoc(ctxt->document);
|
|
ctxt->document = NULL;
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Then do the parsing for good
|
|
*/
|
|
root = xmlDocGetRootElement(doc);
|
|
if (root == NULL) {
|
|
xmlRngPErr(ctxt, (xmlNodePtr) doc,
|
|
XML_RNGP_EMPTY, "xmlRelaxNGParse: %s is empty\n",
|
|
(ctxt->URL ? ctxt->URL : BAD_CAST "schemas"), NULL);
|
|
|
|
xmlFreeDoc(ctxt->document);
|
|
ctxt->document = NULL;
|
|
return (NULL);
|
|
}
|
|
ret = xmlRelaxNGParseDocument(ctxt, root);
|
|
if (ret == NULL) {
|
|
xmlFreeDoc(ctxt->document);
|
|
ctxt->document = NULL;
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* Check the ref/defines links
|
|
*/
|
|
/*
|
|
* try to preprocess interleaves
|
|
*/
|
|
if (ctxt->interleaves != NULL) {
|
|
xmlHashScan(ctxt->interleaves,
|
|
(xmlHashScanner) xmlRelaxNGComputeInterleaves, ctxt);
|
|
}
|
|
|
|
/*
|
|
* if there was a parsing error return NULL
|
|
*/
|
|
if (ctxt->nbErrors > 0) {
|
|
xmlRelaxNGFree(ret);
|
|
ctxt->document = NULL;
|
|
xmlFreeDoc(doc);
|
|
return (NULL);
|
|
}
|
|
|
|
/*
|
|
* try to compile (parts of) the schemas
|
|
*/
|
|
if ((ret->topgrammar != NULL) && (ret->topgrammar->start != NULL)) {
|
|
if (ret->topgrammar->start->type != XML_RELAXNG_START) {
|
|
xmlRelaxNGDefinePtr def;
|
|
|
|
def = xmlRelaxNGNewDefine(ctxt, NULL);
|
|
if (def != NULL) {
|
|
def->type = XML_RELAXNG_START;
|
|
def->content = ret->topgrammar->start;
|
|
ret->topgrammar->start = def;
|
|
}
|
|
}
|
|
xmlRelaxNGTryCompile(ctxt, ret->topgrammar->start);
|
|
}
|
|
|
|
/*
|
|
* Transfer the pointer for cleanup at the schema level.
|
|
*/
|
|
ret->doc = doc;
|
|
ctxt->document = NULL;
|
|
ret->documents = ctxt->documents;
|
|
ctxt->documents = NULL;
|
|
|
|
ret->includes = ctxt->includes;
|
|
ctxt->includes = NULL;
|
|
ret->defNr = ctxt->defNr;
|
|
ret->defTab = ctxt->defTab;
|
|
ctxt->defTab = NULL;
|
|
if (ctxt->idref == 1)
|
|
ret->idref = 1;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSetParserErrors:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @err: the error callback
|
|
* @warn: the warning callback
|
|
* @ctx: contextual data for the callbacks
|
|
*
|
|
* Set the callback functions used to handle errors for a validation context
|
|
*/
|
|
void
|
|
xmlRelaxNGSetParserErrors(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGValidityErrorFunc err,
|
|
xmlRelaxNGValidityWarningFunc warn, void *ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
ctxt->error = err;
|
|
ctxt->warning = warn;
|
|
ctxt->serror = NULL;
|
|
ctxt->userData = ctx;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGetParserErrors:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @err: the error callback result
|
|
* @warn: the warning callback result
|
|
* @ctx: contextual data for the callbacks result
|
|
*
|
|
* Get the callback information used to handle errors for a validation context
|
|
*
|
|
* Returns -1 in case of failure, 0 otherwise.
|
|
*/
|
|
int
|
|
xmlRelaxNGGetParserErrors(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlRelaxNGValidityErrorFunc * err,
|
|
xmlRelaxNGValidityWarningFunc * warn, void **ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return (-1);
|
|
if (err != NULL)
|
|
*err = ctxt->error;
|
|
if (warn != NULL)
|
|
*warn = ctxt->warning;
|
|
if (ctx != NULL)
|
|
*ctx = ctxt->userData;
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSetParserStructuredErrors:
|
|
* @ctxt: a Relax-NG parser context
|
|
* @serror: the error callback
|
|
* @ctx: contextual data for the callbacks
|
|
*
|
|
* Set the callback functions used to handle errors for a parsing context
|
|
*/
|
|
void
|
|
xmlRelaxNGSetParserStructuredErrors(xmlRelaxNGParserCtxtPtr ctxt,
|
|
xmlStructuredErrorFunc serror,
|
|
void *ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
ctxt->serror = serror;
|
|
ctxt->error = NULL;
|
|
ctxt->warning = NULL;
|
|
ctxt->userData = ctx;
|
|
}
|
|
|
|
#ifdef LIBXML_OUTPUT_ENABLED
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Dump back a compiled form *
|
|
* *
|
|
************************************************************************/
|
|
static void xmlRelaxNGDumpDefine(FILE * output,
|
|
xmlRelaxNGDefinePtr define);
|
|
|
|
/**
|
|
* xmlRelaxNGDumpDefines:
|
|
* @output: the file output
|
|
* @defines: a list of define structures
|
|
*
|
|
* Dump a RelaxNG structure back
|
|
*/
|
|
static void
|
|
xmlRelaxNGDumpDefines(FILE * output, xmlRelaxNGDefinePtr defines)
|
|
{
|
|
while (defines != NULL) {
|
|
xmlRelaxNGDumpDefine(output, defines);
|
|
defines = defines->next;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDumpDefine:
|
|
* @output: the file output
|
|
* @define: a define structure
|
|
*
|
|
* Dump a RelaxNG structure back
|
|
*/
|
|
static void
|
|
xmlRelaxNGDumpDefine(FILE * output, xmlRelaxNGDefinePtr define)
|
|
{
|
|
if (define == NULL)
|
|
return;
|
|
switch (define->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
fprintf(output, "<empty/>\n");
|
|
break;
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
fprintf(output, "<notAllowed/>\n");
|
|
break;
|
|
case XML_RELAXNG_TEXT:
|
|
fprintf(output, "<text/>\n");
|
|
break;
|
|
case XML_RELAXNG_ELEMENT:
|
|
fprintf(output, "<element>\n");
|
|
if (define->name != NULL) {
|
|
fprintf(output, "<name");
|
|
if (define->ns != NULL)
|
|
fprintf(output, " ns=\"%s\"", define->ns);
|
|
fprintf(output, ">%s</name>\n", define->name);
|
|
}
|
|
xmlRelaxNGDumpDefines(output, define->attrs);
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</element>\n");
|
|
break;
|
|
case XML_RELAXNG_LIST:
|
|
fprintf(output, "<list>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</list>\n");
|
|
break;
|
|
case XML_RELAXNG_ONEORMORE:
|
|
fprintf(output, "<oneOrMore>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</oneOrMore>\n");
|
|
break;
|
|
case XML_RELAXNG_ZEROORMORE:
|
|
fprintf(output, "<zeroOrMore>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</zeroOrMore>\n");
|
|
break;
|
|
case XML_RELAXNG_CHOICE:
|
|
fprintf(output, "<choice>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</choice>\n");
|
|
break;
|
|
case XML_RELAXNG_GROUP:
|
|
fprintf(output, "<group>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</group>\n");
|
|
break;
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
fprintf(output, "<interleave>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</interleave>\n");
|
|
break;
|
|
case XML_RELAXNG_OPTIONAL:
|
|
fprintf(output, "<optional>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</optional>\n");
|
|
break;
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
fprintf(output, "<attribute>\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</attribute>\n");
|
|
break;
|
|
case XML_RELAXNG_DEF:
|
|
fprintf(output, "<define");
|
|
if (define->name != NULL)
|
|
fprintf(output, " name=\"%s\"", define->name);
|
|
fprintf(output, ">\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</define>\n");
|
|
break;
|
|
case XML_RELAXNG_REF:
|
|
fprintf(output, "<ref");
|
|
if (define->name != NULL)
|
|
fprintf(output, " name=\"%s\"", define->name);
|
|
fprintf(output, ">\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</ref>\n");
|
|
break;
|
|
case XML_RELAXNG_PARENTREF:
|
|
fprintf(output, "<parentRef");
|
|
if (define->name != NULL)
|
|
fprintf(output, " name=\"%s\"", define->name);
|
|
fprintf(output, ">\n");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</parentRef>\n");
|
|
break;
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
fprintf(output, "<externalRef>");
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
fprintf(output, "</externalRef>\n");
|
|
break;
|
|
case XML_RELAXNG_DATATYPE:
|
|
case XML_RELAXNG_VALUE:
|
|
TODO break;
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_PARAM:
|
|
TODO break;
|
|
case XML_RELAXNG_NOOP:
|
|
xmlRelaxNGDumpDefines(output, define->content);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDumpGrammar:
|
|
* @output: the file output
|
|
* @grammar: a grammar structure
|
|
* @top: is this a top grammar
|
|
*
|
|
* Dump a RelaxNG structure back
|
|
*/
|
|
static void
|
|
xmlRelaxNGDumpGrammar(FILE * output, xmlRelaxNGGrammarPtr grammar, int top)
|
|
{
|
|
if (grammar == NULL)
|
|
return;
|
|
|
|
fprintf(output, "<grammar");
|
|
if (top)
|
|
fprintf(output, " xmlns=\"http://relaxng.org/ns/structure/1.0\"");
|
|
switch (grammar->combine) {
|
|
case XML_RELAXNG_COMBINE_UNDEFINED:
|
|
break;
|
|
case XML_RELAXNG_COMBINE_CHOICE:
|
|
fprintf(output, " combine=\"choice\"");
|
|
break;
|
|
case XML_RELAXNG_COMBINE_INTERLEAVE:
|
|
fprintf(output, " combine=\"interleave\"");
|
|
break;
|
|
default:
|
|
fprintf(output, " <!-- invalid combine value -->");
|
|
}
|
|
fprintf(output, ">\n");
|
|
if (grammar->start == NULL) {
|
|
fprintf(output, " <!-- grammar had no start -->");
|
|
} else {
|
|
fprintf(output, "<start>\n");
|
|
xmlRelaxNGDumpDefine(output, grammar->start);
|
|
fprintf(output, "</start>\n");
|
|
}
|
|
/* TODO ? Dump the defines ? */
|
|
fprintf(output, "</grammar>\n");
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDump:
|
|
* @output: the file output
|
|
* @schema: a schema structure
|
|
*
|
|
* Dump a RelaxNG structure back
|
|
*/
|
|
void
|
|
xmlRelaxNGDump(FILE * output, xmlRelaxNGPtr schema)
|
|
{
|
|
if (output == NULL)
|
|
return;
|
|
if (schema == NULL) {
|
|
fprintf(output, "RelaxNG empty or failed to compile\n");
|
|
return;
|
|
}
|
|
fprintf(output, "RelaxNG: ");
|
|
if (schema->doc == NULL) {
|
|
fprintf(output, "no document\n");
|
|
} else if (schema->doc->URL != NULL) {
|
|
fprintf(output, "%s\n", schema->doc->URL);
|
|
} else {
|
|
fprintf(output, "\n");
|
|
}
|
|
if (schema->topgrammar == NULL) {
|
|
fprintf(output, "RelaxNG has no top grammar\n");
|
|
return;
|
|
}
|
|
xmlRelaxNGDumpGrammar(output, schema->topgrammar, 1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGDumpTree:
|
|
* @output: the file output
|
|
* @schema: a schema structure
|
|
*
|
|
* Dump the transformed RelaxNG tree.
|
|
*/
|
|
void
|
|
xmlRelaxNGDumpTree(FILE * output, xmlRelaxNGPtr schema)
|
|
{
|
|
if (output == NULL)
|
|
return;
|
|
if (schema == NULL) {
|
|
fprintf(output, "RelaxNG empty or failed to compile\n");
|
|
return;
|
|
}
|
|
if (schema->doc == NULL) {
|
|
fprintf(output, "no document\n");
|
|
} else {
|
|
xmlDocDump(output, schema->doc);
|
|
}
|
|
}
|
|
#endif /* LIBXML_OUTPUT_ENABLED */
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Validation of compiled content *
|
|
* *
|
|
************************************************************************/
|
|
static int xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define);
|
|
|
|
/**
|
|
* xmlRelaxNGValidateCompiledCallback:
|
|
* @exec: the regular expression instance
|
|
* @token: the token which matched
|
|
* @transdata: callback data, the define for the subelement if available
|
|
@ @inputdata: callback data, the Relax NG validation context
|
|
*
|
|
* Handle the callback and if needed validate the element children.
|
|
*/
|
|
static void
|
|
xmlRelaxNGValidateCompiledCallback(xmlRegExecCtxtPtr exec ATTRIBUTE_UNUSED,
|
|
const xmlChar * token,
|
|
void *transdata, void *inputdata)
|
|
{
|
|
xmlRelaxNGValidCtxtPtr ctxt = (xmlRelaxNGValidCtxtPtr) inputdata;
|
|
xmlRelaxNGDefinePtr define = (xmlRelaxNGDefinePtr) transdata;
|
|
int ret;
|
|
|
|
#ifdef DEBUG_COMPILE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Compiled callback for: '%s'\n", token);
|
|
#endif
|
|
if (ctxt == NULL) {
|
|
fprintf(stderr, "callback on %s missing context\n", token);
|
|
return;
|
|
}
|
|
if (define == NULL) {
|
|
if (token[0] == '#')
|
|
return;
|
|
fprintf(stderr, "callback on %s missing define\n", token);
|
|
if ((ctxt != NULL) && (ctxt->errNo == XML_RELAXNG_OK))
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
return;
|
|
}
|
|
if ((ctxt == NULL) || (define == NULL)) {
|
|
fprintf(stderr, "callback on %s missing info\n", token);
|
|
if ((ctxt != NULL) && (ctxt->errNo == XML_RELAXNG_OK))
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
return;
|
|
} else if (define->type != XML_RELAXNG_ELEMENT) {
|
|
fprintf(stderr, "callback on %s define is not element\n", token);
|
|
if (ctxt->errNo == XML_RELAXNG_OK)
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
return;
|
|
}
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, define);
|
|
if (ret != 0)
|
|
ctxt->perr = ret;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateCompiledContent:
|
|
* @ctxt: the RelaxNG validation context
|
|
* @regexp: the regular expression as compiled
|
|
* @content: list of children to test against the regexp
|
|
*
|
|
* Validate the content model of an element or start using the regexp
|
|
*
|
|
* Returns 0 in case of success, -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateCompiledContent(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRegexpPtr regexp, xmlNodePtr content)
|
|
{
|
|
xmlRegExecCtxtPtr exec;
|
|
xmlNodePtr cur;
|
|
int ret = 0;
|
|
int oldperr;
|
|
|
|
if ((ctxt == NULL) || (regexp == NULL))
|
|
return (-1);
|
|
oldperr = ctxt->perr;
|
|
exec = xmlRegNewExecCtxt(regexp,
|
|
xmlRelaxNGValidateCompiledCallback, ctxt);
|
|
ctxt->perr = 0;
|
|
cur = content;
|
|
while (cur != NULL) {
|
|
ctxt->state->seq = cur;
|
|
switch (cur->type) {
|
|
case XML_TEXT_NODE:
|
|
case XML_CDATA_SECTION_NODE:
|
|
if (xmlIsBlankNode(cur))
|
|
break;
|
|
ret = xmlRegExecPushString(exec, BAD_CAST "#text", ctxt);
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_TEXTWRONG,
|
|
cur->parent->name);
|
|
}
|
|
break;
|
|
case XML_ELEMENT_NODE:
|
|
if (cur->ns != NULL) {
|
|
ret = xmlRegExecPushString2(exec, cur->name,
|
|
cur->ns->href, ctxt);
|
|
} else {
|
|
ret = xmlRegExecPushString(exec, cur->name, ctxt);
|
|
}
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMWRONG, cur->name);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
if (ret < 0)
|
|
break;
|
|
/*
|
|
* Switch to next element
|
|
*/
|
|
cur = cur->next;
|
|
}
|
|
ret = xmlRegExecPushString(exec, NULL, NULL);
|
|
if (ret == 1) {
|
|
ret = 0;
|
|
ctxt->state->seq = NULL;
|
|
} else if (ret == 0) {
|
|
/*
|
|
* TODO: get some of the names needed to exit the current state of exec
|
|
*/
|
|
VALID_ERR2(XML_RELAXNG_ERR_NOELEM, BAD_CAST "");
|
|
ret = -1;
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
} else {
|
|
ret = -1;
|
|
}
|
|
xmlRegFreeExecCtxt(exec);
|
|
/*
|
|
* There might be content model errors outside of the pure
|
|
* regexp validation, e.g. for attribute values.
|
|
*/
|
|
if ((ret == 0) && (ctxt->perr != 0)) {
|
|
ret = ctxt->perr;
|
|
}
|
|
ctxt->perr = oldperr;
|
|
return (ret);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Progressive validation of when possible *
|
|
* *
|
|
************************************************************************/
|
|
static int xmlRelaxNGValidateAttributeList(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr defines);
|
|
static int xmlRelaxNGValidateElementEnd(xmlRelaxNGValidCtxtPtr ctxt,
|
|
int dolog);
|
|
static void xmlRelaxNGLogBestError(xmlRelaxNGValidCtxtPtr ctxt);
|
|
|
|
/**
|
|
* xmlRelaxNGElemPush:
|
|
* @ctxt: the validation context
|
|
* @exec: the regexp runtime for the new content model
|
|
*
|
|
* Push a new regexp for the current node content model on the stack
|
|
*
|
|
* Returns 0 in case of success and -1 in case of error.
|
|
*/
|
|
static int
|
|
xmlRelaxNGElemPush(xmlRelaxNGValidCtxtPtr ctxt, xmlRegExecCtxtPtr exec)
|
|
{
|
|
if (ctxt->elemTab == NULL) {
|
|
ctxt->elemMax = 10;
|
|
ctxt->elemTab = (xmlRegExecCtxtPtr *) xmlMalloc(ctxt->elemMax *
|
|
sizeof
|
|
(xmlRegExecCtxtPtr));
|
|
if (ctxt->elemTab == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
return (-1);
|
|
}
|
|
}
|
|
if (ctxt->elemNr >= ctxt->elemMax) {
|
|
ctxt->elemMax *= 2;
|
|
ctxt->elemTab = (xmlRegExecCtxtPtr *) xmlRealloc(ctxt->elemTab,
|
|
ctxt->elemMax *
|
|
sizeof
|
|
(xmlRegExecCtxtPtr));
|
|
if (ctxt->elemTab == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
return (-1);
|
|
}
|
|
}
|
|
ctxt->elemTab[ctxt->elemNr++] = exec;
|
|
ctxt->elem = exec;
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGElemPop:
|
|
* @ctxt: the validation context
|
|
*
|
|
* Pop the regexp of the current node content model from the stack
|
|
*
|
|
* Returns the exec or NULL if empty
|
|
*/
|
|
static xmlRegExecCtxtPtr
|
|
xmlRelaxNGElemPop(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
xmlRegExecCtxtPtr ret;
|
|
|
|
if (ctxt->elemNr <= 0)
|
|
return (NULL);
|
|
ctxt->elemNr--;
|
|
ret = ctxt->elemTab[ctxt->elemNr];
|
|
ctxt->elemTab[ctxt->elemNr] = NULL;
|
|
if (ctxt->elemNr > 0)
|
|
ctxt->elem = ctxt->elemTab[ctxt->elemNr - 1];
|
|
else
|
|
ctxt->elem = NULL;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateProgressiveCallback:
|
|
* @exec: the regular expression instance
|
|
* @token: the token which matched
|
|
* @transdata: callback data, the define for the subelement if available
|
|
@ @inputdata: callback data, the Relax NG validation context
|
|
*
|
|
* Handle the callback and if needed validate the element children.
|
|
* some of the in/out informations are passed via the context in @inputdata.
|
|
*/
|
|
static void
|
|
xmlRelaxNGValidateProgressiveCallback(xmlRegExecCtxtPtr exec
|
|
ATTRIBUTE_UNUSED,
|
|
const xmlChar * token,
|
|
void *transdata, void *inputdata)
|
|
{
|
|
xmlRelaxNGValidCtxtPtr ctxt = (xmlRelaxNGValidCtxtPtr) inputdata;
|
|
xmlRelaxNGDefinePtr define = (xmlRelaxNGDefinePtr) transdata;
|
|
xmlRelaxNGValidStatePtr state, oldstate;
|
|
xmlNodePtr node;
|
|
int ret = 0, oldflags;
|
|
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Progressive callback for: '%s'\n", token);
|
|
#endif
|
|
if (ctxt == NULL) {
|
|
fprintf(stderr, "callback on %s missing context\n", token);
|
|
return;
|
|
}
|
|
node = ctxt->pnode;
|
|
ctxt->pstate = 1;
|
|
if (define == NULL) {
|
|
if (token[0] == '#')
|
|
return;
|
|
fprintf(stderr, "callback on %s missing define\n", token);
|
|
if ((ctxt != NULL) && (ctxt->errNo == XML_RELAXNG_OK))
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
ctxt->pstate = -1;
|
|
return;
|
|
}
|
|
if ((ctxt == NULL) || (define == NULL)) {
|
|
fprintf(stderr, "callback on %s missing info\n", token);
|
|
if ((ctxt != NULL) && (ctxt->errNo == XML_RELAXNG_OK))
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
ctxt->pstate = -1;
|
|
return;
|
|
} else if (define->type != XML_RELAXNG_ELEMENT) {
|
|
fprintf(stderr, "callback on %s define is not element\n", token);
|
|
if (ctxt->errNo == XML_RELAXNG_OK)
|
|
ctxt->errNo = XML_RELAXNG_ERR_INTERNAL;
|
|
ctxt->pstate = -1;
|
|
return;
|
|
}
|
|
if (node->type != XML_ELEMENT_NODE) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOTELEM);
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
ctxt->pstate = -1;
|
|
return;
|
|
}
|
|
if (define->contModel == NULL) {
|
|
/*
|
|
* this node cannot be validated in a streamable fashion
|
|
*/
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Element '%s' validation is not streamable\n",
|
|
token);
|
|
#endif
|
|
ctxt->pstate = 0;
|
|
ctxt->pdef = define;
|
|
return;
|
|
}
|
|
exec = xmlRegNewExecCtxt(define->contModel,
|
|
xmlRelaxNGValidateProgressiveCallback, ctxt);
|
|
if (exec == NULL) {
|
|
ctxt->pstate = -1;
|
|
return;
|
|
}
|
|
xmlRelaxNGElemPush(ctxt, exec);
|
|
|
|
/*
|
|
* Validate the attributes part of the content.
|
|
*/
|
|
state = xmlRelaxNGNewValidState(ctxt, node);
|
|
if (state == NULL) {
|
|
ctxt->pstate = -1;
|
|
return;
|
|
}
|
|
oldstate = ctxt->state;
|
|
ctxt->state = state;
|
|
if (define->attrs != NULL) {
|
|
ret = xmlRelaxNGValidateAttributeList(ctxt, define->attrs);
|
|
if (ret != 0) {
|
|
ctxt->pstate = -1;
|
|
VALID_ERR2(XML_RELAXNG_ERR_ATTRVALID, node->name);
|
|
}
|
|
}
|
|
if (ctxt->state != NULL) {
|
|
ctxt->state->seq = NULL;
|
|
ret = xmlRelaxNGValidateElementEnd(ctxt, 1);
|
|
if (ret != 0) {
|
|
ctxt->pstate = -1;
|
|
}
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
} else if (ctxt->states != NULL) {
|
|
int tmp = -1, i;
|
|
|
|
oldflags = ctxt->flags;
|
|
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
state = ctxt->states->tabState[i];
|
|
ctxt->state = state;
|
|
ctxt->state->seq = NULL;
|
|
|
|
if (xmlRelaxNGValidateElementEnd(ctxt, 0) == 0) {
|
|
tmp = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (tmp != 0) {
|
|
/*
|
|
* validation error, log the message for the "best" one
|
|
*/
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
xmlRelaxNGLogBestError(ctxt);
|
|
}
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->states->tabState[i]);
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
if ((ret == 0) && (tmp == -1))
|
|
ctxt->pstate = -1;
|
|
ctxt->flags = oldflags;
|
|
}
|
|
if (ctxt->pstate == -1) {
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0) {
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
}
|
|
}
|
|
ctxt->state = oldstate;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidatePushElement:
|
|
* @ctxt: the validation context
|
|
* @doc: a document instance
|
|
* @elem: an element instance
|
|
*
|
|
* Push a new element start on the RelaxNG validation stack.
|
|
*
|
|
* returns 1 if no validation problem was found or 0 if validating the
|
|
* element requires a full node, and -1 in case of error.
|
|
*/
|
|
int
|
|
xmlRelaxNGValidatePushElement(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlDocPtr doc ATTRIBUTE_UNUSED,
|
|
xmlNodePtr elem)
|
|
{
|
|
int ret = 1;
|
|
|
|
if ((ctxt == NULL) || (elem == NULL))
|
|
return (-1);
|
|
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext, "PushElem %s\n", elem->name);
|
|
#endif
|
|
if (ctxt->elem == 0) {
|
|
xmlRelaxNGPtr schema;
|
|
xmlRelaxNGGrammarPtr grammar;
|
|
xmlRegExecCtxtPtr exec;
|
|
xmlRelaxNGDefinePtr define;
|
|
|
|
schema = ctxt->schema;
|
|
if (schema == NULL) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOGRAMMAR);
|
|
return (-1);
|
|
}
|
|
grammar = schema->topgrammar;
|
|
if ((grammar == NULL) || (grammar->start == NULL)) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOGRAMMAR);
|
|
return (-1);
|
|
}
|
|
define = grammar->start;
|
|
if (define->contModel == NULL) {
|
|
ctxt->pdef = define;
|
|
return (0);
|
|
}
|
|
exec = xmlRegNewExecCtxt(define->contModel,
|
|
xmlRelaxNGValidateProgressiveCallback,
|
|
ctxt);
|
|
if (exec == NULL) {
|
|
return (-1);
|
|
}
|
|
xmlRelaxNGElemPush(ctxt, exec);
|
|
}
|
|
ctxt->pnode = elem;
|
|
ctxt->pstate = 0;
|
|
if (elem->ns != NULL) {
|
|
ret =
|
|
xmlRegExecPushString2(ctxt->elem, elem->name, elem->ns->href,
|
|
ctxt);
|
|
} else {
|
|
ret = xmlRegExecPushString(ctxt->elem, elem->name, ctxt);
|
|
}
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMWRONG, elem->name);
|
|
} else {
|
|
if (ctxt->pstate == 0)
|
|
ret = 0;
|
|
else if (ctxt->pstate < 0)
|
|
ret = -1;
|
|
else
|
|
ret = 1;
|
|
}
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
if (ret < 0)
|
|
xmlGenericError(xmlGenericErrorContext, "PushElem %s failed\n",
|
|
elem->name);
|
|
#endif
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidatePushCData:
|
|
* @ctxt: the RelaxNG validation context
|
|
* @data: some character data read
|
|
* @len: the length of the data
|
|
*
|
|
* check the CData parsed for validation in the current stack
|
|
*
|
|
* returns 1 if no validation problem was found or -1 otherwise
|
|
*/
|
|
int
|
|
xmlRelaxNGValidatePushCData(xmlRelaxNGValidCtxtPtr ctxt,
|
|
const xmlChar * data, int len ATTRIBUTE_UNUSED)
|
|
{
|
|
int ret = 1;
|
|
|
|
if ((ctxt == NULL) || (ctxt->elem == NULL) || (data == NULL))
|
|
return (-1);
|
|
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext, "CDATA %s %d\n", data, len);
|
|
#endif
|
|
|
|
while (*data != 0) {
|
|
if (!IS_BLANK_CH(*data))
|
|
break;
|
|
data++;
|
|
}
|
|
if (*data == 0)
|
|
return (1);
|
|
|
|
ret = xmlRegExecPushString(ctxt->elem, BAD_CAST "#text", ctxt);
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_TEXTWRONG, BAD_CAST " TODO ");
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext, "CDATA failed\n");
|
|
#endif
|
|
|
|
return (-1);
|
|
}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidatePopElement:
|
|
* @ctxt: the RelaxNG validation context
|
|
* @doc: a document instance
|
|
* @elem: an element instance
|
|
*
|
|
* Pop the element end from the RelaxNG validation stack.
|
|
*
|
|
* returns 1 if no validation problem was found or 0 otherwise
|
|
*/
|
|
int
|
|
xmlRelaxNGValidatePopElement(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlDocPtr doc ATTRIBUTE_UNUSED,
|
|
xmlNodePtr elem)
|
|
{
|
|
int ret;
|
|
xmlRegExecCtxtPtr exec;
|
|
|
|
if ((ctxt == NULL) || (ctxt->elem == NULL) || (elem == NULL))
|
|
return (-1);
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext, "PopElem %s\n", elem->name);
|
|
#endif
|
|
/*
|
|
* verify that we reached a terminal state of the content model.
|
|
*/
|
|
exec = xmlRelaxNGElemPop(ctxt);
|
|
ret = xmlRegExecPushString(exec, NULL, NULL);
|
|
if (ret == 0) {
|
|
/*
|
|
* TODO: get some of the names needed to exit the current state of exec
|
|
*/
|
|
VALID_ERR2(XML_RELAXNG_ERR_NOELEM, BAD_CAST "");
|
|
ret = -1;
|
|
} else if (ret < 0) {
|
|
ret = -1;
|
|
} else {
|
|
ret = 1;
|
|
}
|
|
xmlRegFreeExecCtxt(exec);
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
if (ret < 0)
|
|
xmlGenericError(xmlGenericErrorContext, "PopElem %s failed\n",
|
|
elem->name);
|
|
#endif
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateFullElement:
|
|
* @ctxt: the validation context
|
|
* @doc: a document instance
|
|
* @elem: an element instance
|
|
*
|
|
* Validate a full subtree when xmlRelaxNGValidatePushElement() returned
|
|
* 0 and the content of the node has been expanded.
|
|
*
|
|
* returns 1 if no validation problem was found or -1 in case of error.
|
|
*/
|
|
int
|
|
xmlRelaxNGValidateFullElement(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlDocPtr doc ATTRIBUTE_UNUSED,
|
|
xmlNodePtr elem)
|
|
{
|
|
int ret;
|
|
xmlRelaxNGValidStatePtr state;
|
|
|
|
if ((ctxt == NULL) || (ctxt->pdef == NULL) || (elem == NULL))
|
|
return (-1);
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
xmlGenericError(xmlGenericErrorContext, "FullElem %s\n", elem->name);
|
|
#endif
|
|
state = xmlRelaxNGNewValidState(ctxt, elem->parent);
|
|
if (state == NULL) {
|
|
return (-1);
|
|
}
|
|
state->seq = elem;
|
|
ctxt->state = state;
|
|
ctxt->errNo = XML_RELAXNG_OK;
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, ctxt->pdef);
|
|
if ((ret != 0) || (ctxt->errNo != XML_RELAXNG_OK))
|
|
ret = -1;
|
|
else
|
|
ret = 1;
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
#ifdef DEBUG_PROGRESSIVE
|
|
if (ret < 0)
|
|
xmlGenericError(xmlGenericErrorContext, "FullElem %s failed\n",
|
|
elem->name);
|
|
#endif
|
|
return (ret);
|
|
}
|
|
|
|
/************************************************************************
|
|
* *
|
|
* Generic interpreted validation implementation *
|
|
* *
|
|
************************************************************************/
|
|
static int xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define);
|
|
|
|
/**
|
|
* xmlRelaxNGSkipIgnored:
|
|
* @ctxt: a schema validation context
|
|
* @node: the top node.
|
|
*
|
|
* Skip ignorable nodes in that context
|
|
*
|
|
* Returns the new sibling or NULL in case of error.
|
|
*/
|
|
static xmlNodePtr
|
|
xmlRelaxNGSkipIgnored(xmlRelaxNGValidCtxtPtr ctxt ATTRIBUTE_UNUSED,
|
|
xmlNodePtr node)
|
|
{
|
|
/*
|
|
* TODO complete and handle entities
|
|
*/
|
|
while ((node != NULL) &&
|
|
((node->type == XML_COMMENT_NODE) ||
|
|
(node->type == XML_PI_NODE) ||
|
|
(node->type == XML_XINCLUDE_START) ||
|
|
(node->type == XML_XINCLUDE_END) ||
|
|
(((node->type == XML_TEXT_NODE) ||
|
|
(node->type == XML_CDATA_SECTION_NODE)) &&
|
|
((ctxt->flags & FLAGS_MIXED_CONTENT) ||
|
|
(IS_BLANK_NODE(node)))))) {
|
|
node = node->next;
|
|
}
|
|
return (node);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNormalize:
|
|
* @ctxt: a schema validation context
|
|
* @str: the string to normalize
|
|
*
|
|
* Implements the normalizeWhiteSpace( s ) function from
|
|
* section 6.2.9 of the spec
|
|
*
|
|
* Returns the new string or NULL in case of error.
|
|
*/
|
|
static xmlChar *
|
|
xmlRelaxNGNormalize(xmlRelaxNGValidCtxtPtr ctxt, const xmlChar * str)
|
|
{
|
|
xmlChar *ret, *p;
|
|
const xmlChar *tmp;
|
|
int len;
|
|
|
|
if (str == NULL)
|
|
return (NULL);
|
|
tmp = str;
|
|
while (*tmp != 0)
|
|
tmp++;
|
|
len = tmp - str;
|
|
|
|
ret = (xmlChar *) xmlMallocAtomic((len + 1) * sizeof(xmlChar));
|
|
if (ret == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
return (NULL);
|
|
}
|
|
p = ret;
|
|
while (IS_BLANK_CH(*str))
|
|
str++;
|
|
while (*str != 0) {
|
|
if (IS_BLANK_CH(*str)) {
|
|
while (IS_BLANK_CH(*str))
|
|
str++;
|
|
if (*str == 0)
|
|
break;
|
|
*p++ = ' ';
|
|
} else
|
|
*p++ = *str++;
|
|
}
|
|
*p = 0;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateDatatype:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @value: the string value
|
|
* @type: the datatype definition
|
|
* @node: the node
|
|
*
|
|
* Validate the given value against the dataype
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateDatatype(xmlRelaxNGValidCtxtPtr ctxt,
|
|
const xmlChar * value,
|
|
xmlRelaxNGDefinePtr define, xmlNodePtr node)
|
|
{
|
|
int ret, tmp;
|
|
xmlRelaxNGTypeLibraryPtr lib;
|
|
void *result = NULL;
|
|
xmlRelaxNGDefinePtr cur;
|
|
|
|
if ((define == NULL) || (define->data == NULL)) {
|
|
return (-1);
|
|
}
|
|
lib = (xmlRelaxNGTypeLibraryPtr) define->data;
|
|
if (lib->check != NULL) {
|
|
if ((define->attrs != NULL) &&
|
|
(define->attrs->type == XML_RELAXNG_PARAM)) {
|
|
ret =
|
|
lib->check(lib->data, define->name, value, &result, node);
|
|
} else {
|
|
ret = lib->check(lib->data, define->name, value, NULL, node);
|
|
}
|
|
} else
|
|
ret = -1;
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_TYPE, define->name);
|
|
if ((result != NULL) && (lib != NULL) && (lib->freef != NULL))
|
|
lib->freef(lib->data, result);
|
|
return (-1);
|
|
} else if (ret == 1) {
|
|
ret = 0;
|
|
} else if (ret == 2) {
|
|
VALID_ERR2P(XML_RELAXNG_ERR_DUPID, value);
|
|
} else {
|
|
VALID_ERR3P(XML_RELAXNG_ERR_TYPEVAL, define->name, value);
|
|
ret = -1;
|
|
}
|
|
cur = define->attrs;
|
|
while ((ret == 0) && (cur != NULL) && (cur->type == XML_RELAXNG_PARAM)) {
|
|
if (lib->facet != NULL) {
|
|
tmp = lib->facet(lib->data, define->name, cur->name,
|
|
cur->value, value, result);
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
if ((ret == 0) && (define->content != NULL)) {
|
|
const xmlChar *oldvalue, *oldendvalue;
|
|
|
|
oldvalue = ctxt->state->value;
|
|
oldendvalue = ctxt->state->endvalue;
|
|
ctxt->state->value = (xmlChar *) value;
|
|
ctxt->state->endvalue = NULL;
|
|
ret = xmlRelaxNGValidateValue(ctxt, define->content);
|
|
ctxt->state->value = (xmlChar *) oldvalue;
|
|
ctxt->state->endvalue = (xmlChar *) oldendvalue;
|
|
}
|
|
if ((result != NULL) && (lib != NULL) && (lib->freef != NULL))
|
|
lib->freef(lib->data, result);
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNextValue:
|
|
* @ctxt: a Relax-NG validation context
|
|
*
|
|
* Skip to the next value when validating within a list
|
|
*
|
|
* Returns 0 if the operation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGNextValue(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
xmlChar *cur;
|
|
|
|
cur = ctxt->state->value;
|
|
if ((cur == NULL) || (ctxt->state->endvalue == NULL)) {
|
|
ctxt->state->value = NULL;
|
|
ctxt->state->endvalue = NULL;
|
|
return (0);
|
|
}
|
|
while (*cur != 0)
|
|
cur++;
|
|
while ((cur != ctxt->state->endvalue) && (*cur == 0))
|
|
cur++;
|
|
if (cur == ctxt->state->endvalue)
|
|
ctxt->state->value = NULL;
|
|
else
|
|
ctxt->state->value = cur;
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateValueList:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @defines: the list of definitions to verify
|
|
*
|
|
* Validate the given set of definitions for the current value
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateValueList(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr defines)
|
|
{
|
|
int ret = 0;
|
|
|
|
while (defines != NULL) {
|
|
ret = xmlRelaxNGValidateValue(ctxt, defines);
|
|
if (ret != 0)
|
|
break;
|
|
defines = defines->next;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateValue:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to verify
|
|
*
|
|
* Validate the given definition for the current value
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateValue(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define)
|
|
{
|
|
int ret = 0, oldflags;
|
|
xmlChar *value;
|
|
|
|
value = ctxt->state->value;
|
|
switch (define->type) {
|
|
case XML_RELAXNG_EMPTY:{
|
|
if ((value != NULL) && (value[0] != 0)) {
|
|
int idx = 0;
|
|
|
|
while (IS_BLANK_CH(value[idx]))
|
|
idx++;
|
|
if (value[idx] != 0)
|
|
ret = -1;
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_TEXT:
|
|
break;
|
|
case XML_RELAXNG_VALUE:{
|
|
if (!xmlStrEqual(value, define->value)) {
|
|
if (define->name != NULL) {
|
|
xmlRelaxNGTypeLibraryPtr lib;
|
|
|
|
lib = (xmlRelaxNGTypeLibraryPtr) define->data;
|
|
if ((lib != NULL) && (lib->comp != NULL)) {
|
|
ret = lib->comp(lib->data, define->name,
|
|
define->value, define->node,
|
|
(void *) define->attrs,
|
|
value, ctxt->state->node);
|
|
} else
|
|
ret = -1;
|
|
if (ret < 0) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_TYPECMP,
|
|
define->name);
|
|
return (-1);
|
|
} else if (ret == 1) {
|
|
ret = 0;
|
|
} else {
|
|
ret = -1;
|
|
}
|
|
} else {
|
|
xmlChar *nval, *nvalue;
|
|
|
|
/*
|
|
* TODO: trivial optimizations are possible by
|
|
* computing at compile-time
|
|
*/
|
|
nval = xmlRelaxNGNormalize(ctxt, define->value);
|
|
nvalue = xmlRelaxNGNormalize(ctxt, value);
|
|
|
|
if ((nval == NULL) || (nvalue == NULL) ||
|
|
(!xmlStrEqual(nval, nvalue)))
|
|
ret = -1;
|
|
if (nval != NULL)
|
|
xmlFree(nval);
|
|
if (nvalue != NULL)
|
|
xmlFree(nvalue);
|
|
}
|
|
}
|
|
if (ret == 0)
|
|
xmlRelaxNGNextValue(ctxt);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_DATATYPE:{
|
|
ret = xmlRelaxNGValidateDatatype(ctxt, value, define,
|
|
ctxt->state->seq);
|
|
if (ret == 0)
|
|
xmlRelaxNGNextValue(ctxt);
|
|
|
|
break;
|
|
}
|
|
case XML_RELAXNG_CHOICE:{
|
|
xmlRelaxNGDefinePtr list = define->content;
|
|
xmlChar *oldvalue;
|
|
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
|
|
oldvalue = ctxt->state->value;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGValidateValue(ctxt, list);
|
|
if (ret == 0) {
|
|
break;
|
|
}
|
|
ctxt->state->value = oldvalue;
|
|
list = list->next;
|
|
}
|
|
ctxt->flags = oldflags;
|
|
if (ret != 0) {
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
} else {
|
|
if (ctxt->errNr > 0)
|
|
xmlRelaxNGPopErrors(ctxt, 0);
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_LIST:{
|
|
xmlRelaxNGDefinePtr list = define->content;
|
|
xmlChar *oldvalue, *oldend, *val, *cur;
|
|
|
|
#ifdef DEBUG_LIST
|
|
int nb_values = 0;
|
|
#endif
|
|
|
|
oldvalue = ctxt->state->value;
|
|
oldend = ctxt->state->endvalue;
|
|
|
|
val = xmlStrdup(oldvalue);
|
|
if (val == NULL) {
|
|
val = xmlStrdup(BAD_CAST "");
|
|
}
|
|
if (val == NULL) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOSTATE);
|
|
return (-1);
|
|
}
|
|
cur = val;
|
|
while (*cur != 0) {
|
|
if (IS_BLANK_CH(*cur)) {
|
|
*cur = 0;
|
|
cur++;
|
|
#ifdef DEBUG_LIST
|
|
nb_values++;
|
|
#endif
|
|
while (IS_BLANK_CH(*cur))
|
|
*cur++ = 0;
|
|
} else
|
|
cur++;
|
|
}
|
|
#ifdef DEBUG_LIST
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"list value: '%s' found %d items\n",
|
|
oldvalue, nb_values);
|
|
nb_values = 0;
|
|
#endif
|
|
ctxt->state->endvalue = cur;
|
|
cur = val;
|
|
while ((*cur == 0) && (cur != ctxt->state->endvalue))
|
|
cur++;
|
|
|
|
ctxt->state->value = cur;
|
|
|
|
while (list != NULL) {
|
|
if (ctxt->state->value == ctxt->state->endvalue)
|
|
ctxt->state->value = NULL;
|
|
ret = xmlRelaxNGValidateValue(ctxt, list);
|
|
if (ret != 0) {
|
|
#ifdef DEBUG_LIST
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Failed to validate value: '%s' with %d rule\n",
|
|
ctxt->state->value, nb_values);
|
|
#endif
|
|
break;
|
|
}
|
|
#ifdef DEBUG_LIST
|
|
nb_values++;
|
|
#endif
|
|
list = list->next;
|
|
}
|
|
|
|
if ((ret == 0) && (ctxt->state->value != NULL) &&
|
|
(ctxt->state->value != ctxt->state->endvalue)) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_LISTEXTRA,
|
|
ctxt->state->value);
|
|
ret = -1;
|
|
}
|
|
xmlFree(val);
|
|
ctxt->state->value = oldvalue;
|
|
ctxt->state->endvalue = oldend;
|
|
break;
|
|
}
|
|
case XML_RELAXNG_ONEORMORE:
|
|
ret = xmlRelaxNGValidateValueList(ctxt, define->content);
|
|
if (ret != 0) {
|
|
break;
|
|
}
|
|
/* no break on purpose */
|
|
case XML_RELAXNG_ZEROORMORE:{
|
|
xmlChar *cur, *temp;
|
|
|
|
if ((ctxt->state->value == NULL) ||
|
|
(*ctxt->state->value == 0)) {
|
|
ret = 0;
|
|
break;
|
|
}
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
cur = ctxt->state->value;
|
|
temp = NULL;
|
|
while ((cur != NULL) && (cur != ctxt->state->endvalue) &&
|
|
(temp != cur)) {
|
|
temp = cur;
|
|
ret =
|
|
xmlRelaxNGValidateValueList(ctxt, define->content);
|
|
if (ret != 0) {
|
|
ctxt->state->value = temp;
|
|
ret = 0;
|
|
break;
|
|
}
|
|
cur = ctxt->state->value;
|
|
}
|
|
ctxt->flags = oldflags;
|
|
if (ctxt->errNr > 0)
|
|
xmlRelaxNGPopErrors(ctxt, 0);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_OPTIONAL:{
|
|
xmlChar *temp;
|
|
|
|
if ((ctxt->state->value == NULL) ||
|
|
(*ctxt->state->value == 0)) {
|
|
ret = 0;
|
|
break;
|
|
}
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
temp = ctxt->state->value;
|
|
ret = xmlRelaxNGValidateValue(ctxt, define->content);
|
|
ctxt->flags = oldflags;
|
|
if (ret != 0) {
|
|
ctxt->state->value = temp;
|
|
if (ctxt->errNr > 0)
|
|
xmlRelaxNGPopErrors(ctxt, 0);
|
|
ret = 0;
|
|
break;
|
|
}
|
|
if (ctxt->errNr > 0)
|
|
xmlRelaxNGPopErrors(ctxt, 0);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_EXCEPT:{
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = define->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGValidateValue(ctxt, list);
|
|
if (ret == 0) {
|
|
ret = -1;
|
|
break;
|
|
} else
|
|
ret = 0;
|
|
list = list->next;
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_GROUP:{
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = define->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGValidateValue(ctxt, list);
|
|
if (ret != 0) {
|
|
ret = -1;
|
|
break;
|
|
} else
|
|
ret = 0;
|
|
list = list->next;
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
if (define->content == NULL) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NODEFINE);
|
|
ret = -1;
|
|
} else {
|
|
ret = xmlRelaxNGValidateValue(ctxt, define->content);
|
|
}
|
|
break;
|
|
default:
|
|
TODO ret = -1;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateValueContent:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @defines: the list of definitions to verify
|
|
*
|
|
* Validate the given definitions for the current value
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateValueContent(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr defines)
|
|
{
|
|
int ret = 0;
|
|
|
|
while (defines != NULL) {
|
|
ret = xmlRelaxNGValidateValue(ctxt, defines);
|
|
if (ret != 0)
|
|
break;
|
|
defines = defines->next;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGAttributeMatch:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to check
|
|
* @prop: the attribute
|
|
*
|
|
* Check if the attribute matches the definition nameClass
|
|
*
|
|
* Returns 1 if the attribute matches, 0 if no, or -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGAttributeMatch(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define, xmlAttrPtr prop)
|
|
{
|
|
int ret;
|
|
|
|
if (define->name != NULL) {
|
|
if (!xmlStrEqual(define->name, prop->name))
|
|
return (0);
|
|
}
|
|
if (define->ns != NULL) {
|
|
if (define->ns[0] == 0) {
|
|
if (prop->ns != NULL)
|
|
return (0);
|
|
} else {
|
|
if ((prop->ns == NULL) ||
|
|
(!xmlStrEqual(define->ns, prop->ns->href)))
|
|
return (0);
|
|
}
|
|
}
|
|
if (define->nameClass == NULL)
|
|
return (1);
|
|
define = define->nameClass;
|
|
if (define->type == XML_RELAXNG_EXCEPT) {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = define->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGAttributeMatch(ctxt, list, prop);
|
|
if (ret == 1)
|
|
return (0);
|
|
if (ret < 0)
|
|
return (ret);
|
|
list = list->next;
|
|
}
|
|
} else if (define->type == XML_RELAXNG_CHOICE) {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
list = define->nameClass;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGAttributeMatch(ctxt, list, prop);
|
|
if (ret == 1)
|
|
return (1);
|
|
if (ret < 0)
|
|
return (ret);
|
|
list = list->next;
|
|
}
|
|
return (0);
|
|
} else {
|
|
TODO}
|
|
return (1);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateAttribute:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to verify
|
|
*
|
|
* Validate the given attribute definition for that node
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateAttribute(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define)
|
|
{
|
|
int ret = 0, i;
|
|
xmlChar *value, *oldvalue;
|
|
xmlAttrPtr prop = NULL, tmp;
|
|
xmlNodePtr oldseq;
|
|
|
|
if (ctxt->state->nbAttrLeft <= 0)
|
|
return (-1);
|
|
if (define->name != NULL) {
|
|
for (i = 0; i < ctxt->state->nbAttrs; i++) {
|
|
tmp = ctxt->state->attrs[i];
|
|
if ((tmp != NULL) && (xmlStrEqual(define->name, tmp->name))) {
|
|
if ((((define->ns == NULL) || (define->ns[0] == 0)) &&
|
|
(tmp->ns == NULL)) ||
|
|
((tmp->ns != NULL) &&
|
|
(xmlStrEqual(define->ns, tmp->ns->href)))) {
|
|
prop = tmp;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (prop != NULL) {
|
|
value = xmlNodeListGetString(prop->doc, prop->children, 1);
|
|
oldvalue = ctxt->state->value;
|
|
oldseq = ctxt->state->seq;
|
|
ctxt->state->seq = (xmlNodePtr) prop;
|
|
ctxt->state->value = value;
|
|
ctxt->state->endvalue = NULL;
|
|
ret = xmlRelaxNGValidateValueContent(ctxt, define->content);
|
|
if (ctxt->state->value != NULL)
|
|
value = ctxt->state->value;
|
|
if (value != NULL)
|
|
xmlFree(value);
|
|
ctxt->state->value = oldvalue;
|
|
ctxt->state->seq = oldseq;
|
|
if (ret == 0) {
|
|
/*
|
|
* flag the attribute as processed
|
|
*/
|
|
ctxt->state->attrs[i] = NULL;
|
|
ctxt->state->nbAttrLeft--;
|
|
}
|
|
} else {
|
|
ret = -1;
|
|
}
|
|
#ifdef DEBUG
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGValidateAttribute(%s): %d\n",
|
|
define->name, ret);
|
|
#endif
|
|
} else {
|
|
for (i = 0; i < ctxt->state->nbAttrs; i++) {
|
|
tmp = ctxt->state->attrs[i];
|
|
if ((tmp != NULL) &&
|
|
(xmlRelaxNGAttributeMatch(ctxt, define, tmp) == 1)) {
|
|
prop = tmp;
|
|
break;
|
|
}
|
|
}
|
|
if (prop != NULL) {
|
|
value = xmlNodeListGetString(prop->doc, prop->children, 1);
|
|
oldvalue = ctxt->state->value;
|
|
oldseq = ctxt->state->seq;
|
|
ctxt->state->seq = (xmlNodePtr) prop;
|
|
ctxt->state->value = value;
|
|
ret = xmlRelaxNGValidateValueContent(ctxt, define->content);
|
|
if (ctxt->state->value != NULL)
|
|
value = ctxt->state->value;
|
|
if (value != NULL)
|
|
xmlFree(value);
|
|
ctxt->state->value = oldvalue;
|
|
ctxt->state->seq = oldseq;
|
|
if (ret == 0) {
|
|
/*
|
|
* flag the attribute as processed
|
|
*/
|
|
ctxt->state->attrs[i] = NULL;
|
|
ctxt->state->nbAttrLeft--;
|
|
}
|
|
} else {
|
|
ret = -1;
|
|
}
|
|
#ifdef DEBUG
|
|
if (define->ns != NULL) {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGValidateAttribute(nsName ns = %s): %d\n",
|
|
define->ns, ret);
|
|
} else {
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGValidateAttribute(anyName): %d\n",
|
|
ret);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateAttributeList:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the list of definition to verify
|
|
*
|
|
* Validate the given node against the list of attribute definitions
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateAttributeList(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr defines)
|
|
{
|
|
int ret = 0, res;
|
|
int needmore = 0;
|
|
xmlRelaxNGDefinePtr cur;
|
|
|
|
cur = defines;
|
|
while (cur != NULL) {
|
|
if (cur->type == XML_RELAXNG_ATTRIBUTE) {
|
|
if (xmlRelaxNGValidateAttribute(ctxt, cur) != 0)
|
|
ret = -1;
|
|
} else
|
|
needmore = 1;
|
|
cur = cur->next;
|
|
}
|
|
if (!needmore)
|
|
return (ret);
|
|
cur = defines;
|
|
while (cur != NULL) {
|
|
if (cur->type != XML_RELAXNG_ATTRIBUTE) {
|
|
if ((ctxt->state != NULL) || (ctxt->states != NULL)) {
|
|
res = xmlRelaxNGValidateDefinition(ctxt, cur);
|
|
if (res < 0)
|
|
ret = -1;
|
|
} else {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOSTATE);
|
|
return (-1);
|
|
}
|
|
if (res == -1) /* continues on -2 */
|
|
break;
|
|
}
|
|
cur = cur->next;
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGNodeMatchesList:
|
|
* @node: the node
|
|
* @list: a NULL terminated array of definitions
|
|
*
|
|
* Check if a node can be matched by one of the definitions
|
|
*
|
|
* Returns 1 if matches 0 otherwise
|
|
*/
|
|
static int
|
|
xmlRelaxNGNodeMatchesList(xmlNodePtr node, xmlRelaxNGDefinePtr * list)
|
|
{
|
|
xmlRelaxNGDefinePtr cur;
|
|
int i = 0, tmp;
|
|
|
|
if ((node == NULL) || (list == NULL))
|
|
return (0);
|
|
|
|
cur = list[i++];
|
|
while (cur != NULL) {
|
|
if ((node->type == XML_ELEMENT_NODE) &&
|
|
(cur->type == XML_RELAXNG_ELEMENT)) {
|
|
tmp = xmlRelaxNGElementMatch(NULL, cur, node);
|
|
if (tmp == 1)
|
|
return (1);
|
|
} else if (((node->type == XML_TEXT_NODE) ||
|
|
(node->type == XML_CDATA_SECTION_NODE)) &&
|
|
(cur->type == XML_RELAXNG_TEXT)) {
|
|
return (1);
|
|
}
|
|
cur = list[i++];
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateInterleave:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to verify
|
|
*
|
|
* Validate an interleave definition for a node.
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateInterleave(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define)
|
|
{
|
|
int ret = 0, i, nbgroups;
|
|
int errNr = ctxt->errNr;
|
|
int oldflags;
|
|
|
|
xmlRelaxNGValidStatePtr oldstate;
|
|
xmlRelaxNGPartitionPtr partitions;
|
|
xmlRelaxNGInterleaveGroupPtr group = NULL;
|
|
xmlNodePtr cur, start, last = NULL, lastchg = NULL, lastelem;
|
|
xmlNodePtr *list = NULL, *lasts = NULL;
|
|
|
|
if (define->data != NULL) {
|
|
partitions = (xmlRelaxNGPartitionPtr) define->data;
|
|
nbgroups = partitions->nbgroups;
|
|
} else {
|
|
VALID_ERR(XML_RELAXNG_ERR_INTERNODATA);
|
|
return (-1);
|
|
}
|
|
/*
|
|
* Optimizations for MIXED
|
|
*/
|
|
oldflags = ctxt->flags;
|
|
if (define->dflags & IS_MIXED) {
|
|
ctxt->flags |= FLAGS_MIXED_CONTENT;
|
|
if (nbgroups == 2) {
|
|
/*
|
|
* this is a pure <mixed> case
|
|
*/
|
|
if (ctxt->state != NULL)
|
|
ctxt->state->seq = xmlRelaxNGSkipIgnored(ctxt,
|
|
ctxt->state->seq);
|
|
if (partitions->groups[0]->rule->type == XML_RELAXNG_TEXT)
|
|
ret = xmlRelaxNGValidateDefinition(ctxt,
|
|
partitions->groups[1]->
|
|
rule);
|
|
else
|
|
ret = xmlRelaxNGValidateDefinition(ctxt,
|
|
partitions->groups[0]->
|
|
rule);
|
|
if (ret == 0) {
|
|
if (ctxt->state != NULL)
|
|
ctxt->state->seq = xmlRelaxNGSkipIgnored(ctxt,
|
|
ctxt->state->
|
|
seq);
|
|
}
|
|
ctxt->flags = oldflags;
|
|
return (ret);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Build arrays to store the first and last node of the chain
|
|
* pertaining to each group
|
|
*/
|
|
list = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr));
|
|
if (list == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
return (-1);
|
|
}
|
|
memset(list, 0, nbgroups * sizeof(xmlNodePtr));
|
|
lasts = (xmlNodePtr *) xmlMalloc(nbgroups * sizeof(xmlNodePtr));
|
|
if (lasts == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
return (-1);
|
|
}
|
|
memset(lasts, 0, nbgroups * sizeof(xmlNodePtr));
|
|
|
|
/*
|
|
* Walk the sequence of children finding the right group and
|
|
* sorting them in sequences.
|
|
*/
|
|
cur = ctxt->state->seq;
|
|
cur = xmlRelaxNGSkipIgnored(ctxt, cur);
|
|
start = cur;
|
|
while (cur != NULL) {
|
|
ctxt->state->seq = cur;
|
|
if ((partitions->triage != NULL) &&
|
|
(partitions->flags & IS_DETERMINIST)) {
|
|
void *tmp = NULL;
|
|
|
|
if ((cur->type == XML_TEXT_NODE) ||
|
|
(cur->type == XML_CDATA_SECTION_NODE)) {
|
|
tmp = xmlHashLookup2(partitions->triage, BAD_CAST "#text",
|
|
NULL);
|
|
} else if (cur->type == XML_ELEMENT_NODE) {
|
|
if (cur->ns != NULL) {
|
|
tmp = xmlHashLookup2(partitions->triage, cur->name,
|
|
cur->ns->href);
|
|
if (tmp == NULL)
|
|
tmp = xmlHashLookup2(partitions->triage,
|
|
BAD_CAST "#any",
|
|
cur->ns->href);
|
|
} else
|
|
tmp =
|
|
xmlHashLookup2(partitions->triage, cur->name,
|
|
NULL);
|
|
if (tmp == NULL)
|
|
tmp =
|
|
xmlHashLookup2(partitions->triage, BAD_CAST "#any",
|
|
NULL);
|
|
}
|
|
|
|
if (tmp == NULL) {
|
|
i = nbgroups;
|
|
} else {
|
|
i = ((long) tmp) - 1;
|
|
if (partitions->flags & IS_NEEDCHECK) {
|
|
group = partitions->groups[i];
|
|
if (!xmlRelaxNGNodeMatchesList(cur, group->defs))
|
|
i = nbgroups;
|
|
}
|
|
}
|
|
} else {
|
|
for (i = 0; i < nbgroups; i++) {
|
|
group = partitions->groups[i];
|
|
if (group == NULL)
|
|
continue;
|
|
if (xmlRelaxNGNodeMatchesList(cur, group->defs))
|
|
break;
|
|
}
|
|
}
|
|
/*
|
|
* We break as soon as an element not matched is found
|
|
*/
|
|
if (i >= nbgroups) {
|
|
break;
|
|
}
|
|
if (lasts[i] != NULL) {
|
|
lasts[i]->next = cur;
|
|
lasts[i] = cur;
|
|
} else {
|
|
list[i] = cur;
|
|
lasts[i] = cur;
|
|
}
|
|
if (cur->next != NULL)
|
|
lastchg = cur->next;
|
|
else
|
|
lastchg = cur;
|
|
cur = xmlRelaxNGSkipIgnored(ctxt, cur->next);
|
|
}
|
|
if (ret != 0) {
|
|
VALID_ERR(XML_RELAXNG_ERR_INTERSEQ);
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
lastelem = cur;
|
|
oldstate = ctxt->state;
|
|
for (i = 0; i < nbgroups; i++) {
|
|
ctxt->state = xmlRelaxNGCopyValidState(ctxt, oldstate);
|
|
if (ctxt->state == NULL) {
|
|
ret = -1;
|
|
break;
|
|
}
|
|
group = partitions->groups[i];
|
|
if (lasts[i] != NULL) {
|
|
last = lasts[i]->next;
|
|
lasts[i]->next = NULL;
|
|
}
|
|
ctxt->state->seq = list[i];
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, group->rule);
|
|
if (ret != 0)
|
|
break;
|
|
if (ctxt->state != NULL) {
|
|
cur = ctxt->state->seq;
|
|
cur = xmlRelaxNGSkipIgnored(ctxt, cur);
|
|
xmlRelaxNGFreeValidState(ctxt, oldstate);
|
|
oldstate = ctxt->state;
|
|
ctxt->state = NULL;
|
|
if (cur != NULL) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_INTEREXTRA, cur->name);
|
|
ret = -1;
|
|
ctxt->state = oldstate;
|
|
goto done;
|
|
}
|
|
} else if (ctxt->states != NULL) {
|
|
int j;
|
|
int found = 0;
|
|
int best = -1;
|
|
int lowattr = -1;
|
|
|
|
/*
|
|
* PBM: what happen if there is attributes checks in the interleaves
|
|
*/
|
|
|
|
for (j = 0; j < ctxt->states->nbState; j++) {
|
|
cur = ctxt->states->tabState[j]->seq;
|
|
cur = xmlRelaxNGSkipIgnored(ctxt, cur);
|
|
if (cur == NULL) {
|
|
if (found == 0) {
|
|
lowattr = ctxt->states->tabState[j]->nbAttrLeft;
|
|
best = j;
|
|
}
|
|
found = 1;
|
|
if (ctxt->states->tabState[j]->nbAttrLeft <= lowattr) {
|
|
/* try to keep the latest one to mach old heuristic */
|
|
lowattr = ctxt->states->tabState[j]->nbAttrLeft;
|
|
best = j;
|
|
}
|
|
if (lowattr == 0)
|
|
break;
|
|
} else if (found == 0) {
|
|
if (lowattr == -1) {
|
|
lowattr = ctxt->states->tabState[j]->nbAttrLeft;
|
|
best = j;
|
|
} else
|
|
if (ctxt->states->tabState[j]->nbAttrLeft <= lowattr) {
|
|
/* try to keep the latest one to mach old heuristic */
|
|
lowattr = ctxt->states->tabState[j]->nbAttrLeft;
|
|
best = j;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* BIG PBM: here we pick only one restarting point :-(
|
|
*/
|
|
if (ctxt->states->nbState > 0) {
|
|
xmlRelaxNGFreeValidState(ctxt, oldstate);
|
|
if (best != -1) {
|
|
oldstate = ctxt->states->tabState[best];
|
|
ctxt->states->tabState[best] = NULL;
|
|
} else {
|
|
oldstate =
|
|
ctxt->states->tabState[ctxt->states->nbState - 1];
|
|
ctxt->states->tabState[ctxt->states->nbState - 1] = NULL;
|
|
ctxt->states->nbState--;
|
|
}
|
|
}
|
|
for (j = 0; j < ctxt->states->nbState ; j++) {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->states->tabState[j]);
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
if (found == 0) {
|
|
if (cur == NULL) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_INTEREXTRA,
|
|
(const xmlChar *) "noname");
|
|
} else {
|
|
VALID_ERR2(XML_RELAXNG_ERR_INTEREXTRA, cur->name);
|
|
}
|
|
ret = -1;
|
|
ctxt->state = oldstate;
|
|
goto done;
|
|
}
|
|
} else {
|
|
ret = -1;
|
|
break;
|
|
}
|
|
if (lasts[i] != NULL) {
|
|
lasts[i]->next = last;
|
|
}
|
|
}
|
|
if (ctxt->state != NULL)
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = oldstate;
|
|
ctxt->state->seq = lastelem;
|
|
if (ret != 0) {
|
|
VALID_ERR(XML_RELAXNG_ERR_INTERSEQ);
|
|
ret = -1;
|
|
goto done;
|
|
}
|
|
|
|
done:
|
|
ctxt->flags = oldflags;
|
|
/*
|
|
* builds the next links chain from the prev one
|
|
*/
|
|
cur = lastchg;
|
|
while (cur != NULL) {
|
|
if ((cur == start) || (cur->prev == NULL))
|
|
break;
|
|
cur->prev->next = cur;
|
|
cur = cur->prev;
|
|
}
|
|
if (ret == 0) {
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
}
|
|
|
|
xmlFree(list);
|
|
xmlFree(lasts);
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateDefinitionList:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the list of definition to verify
|
|
*
|
|
* Validate the given node content against the (list) of definitions
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateDefinitionList(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr defines)
|
|
{
|
|
int ret = 0, res;
|
|
|
|
|
|
if (defines == NULL) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_INTERNAL,
|
|
BAD_CAST "NULL definition list");
|
|
return (-1);
|
|
}
|
|
while (defines != NULL) {
|
|
if ((ctxt->state != NULL) || (ctxt->states != NULL)) {
|
|
res = xmlRelaxNGValidateDefinition(ctxt, defines);
|
|
if (res < 0)
|
|
ret = -1;
|
|
} else {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOSTATE);
|
|
return (-1);
|
|
}
|
|
if (res == -1) /* continues on -2 */
|
|
break;
|
|
defines = defines->next;
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGElementMatch:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to check
|
|
* @elem: the element
|
|
*
|
|
* Check if the element matches the definition nameClass
|
|
*
|
|
* Returns 1 if the element matches, 0 if no, or -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGElementMatch(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define, xmlNodePtr elem)
|
|
{
|
|
int ret = 0, oldflags = 0;
|
|
|
|
if (define->name != NULL) {
|
|
if (!xmlStrEqual(elem->name, define->name)) {
|
|
VALID_ERR3(XML_RELAXNG_ERR_ELEMNAME, define->name, elem->name);
|
|
return (0);
|
|
}
|
|
}
|
|
if ((define->ns != NULL) && (define->ns[0] != 0)) {
|
|
if (elem->ns == NULL) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMNONS, elem->name);
|
|
return (0);
|
|
} else if (!xmlStrEqual(elem->ns->href, define->ns)) {
|
|
VALID_ERR3(XML_RELAXNG_ERR_ELEMWRONGNS,
|
|
elem->name, define->ns);
|
|
return (0);
|
|
}
|
|
} else if ((elem->ns != NULL) && (define->ns != NULL) &&
|
|
(define->name == NULL)) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMEXTRANS, elem->name);
|
|
return (0);
|
|
} else if ((elem->ns != NULL) && (define->name != NULL)) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMEXTRANS, define->name);
|
|
return (0);
|
|
}
|
|
|
|
if (define->nameClass == NULL)
|
|
return (1);
|
|
|
|
define = define->nameClass;
|
|
if (define->type == XML_RELAXNG_EXCEPT) {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
if (ctxt != NULL) {
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
}
|
|
|
|
list = define->content;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGElementMatch(ctxt, list, elem);
|
|
if (ret == 1) {
|
|
if (ctxt != NULL)
|
|
ctxt->flags = oldflags;
|
|
return (0);
|
|
}
|
|
if (ret < 0) {
|
|
if (ctxt != NULL)
|
|
ctxt->flags = oldflags;
|
|
return (ret);
|
|
}
|
|
list = list->next;
|
|
}
|
|
ret = 1;
|
|
if (ctxt != NULL) {
|
|
ctxt->flags = oldflags;
|
|
}
|
|
} else if (define->type == XML_RELAXNG_CHOICE) {
|
|
xmlRelaxNGDefinePtr list;
|
|
|
|
if (ctxt != NULL) {
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
}
|
|
|
|
list = define->nameClass;
|
|
while (list != NULL) {
|
|
ret = xmlRelaxNGElementMatch(ctxt, list, elem);
|
|
if (ret == 1) {
|
|
if (ctxt != NULL)
|
|
ctxt->flags = oldflags;
|
|
return (1);
|
|
}
|
|
if (ret < 0) {
|
|
if (ctxt != NULL)
|
|
ctxt->flags = oldflags;
|
|
return (ret);
|
|
}
|
|
list = list->next;
|
|
}
|
|
if (ctxt != NULL) {
|
|
if (ret != 0) {
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
} else {
|
|
if (ctxt->errNr > 0)
|
|
xmlRelaxNGPopErrors(ctxt, 0);
|
|
}
|
|
}
|
|
ret = 0;
|
|
if (ctxt != NULL) {
|
|
ctxt->flags = oldflags;
|
|
}
|
|
} else {
|
|
TODO ret = -1;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGBestState:
|
|
* @ctxt: a Relax-NG validation context
|
|
*
|
|
* Find the "best" state in the ctxt->states list of states to report
|
|
* errors about. I.e. a state with no element left in the child list
|
|
* or the one with the less attributes left.
|
|
* This is called only if a falidation error was detected
|
|
*
|
|
* Returns the index of the "best" state or -1 in case of error
|
|
*/
|
|
static int
|
|
xmlRelaxNGBestState(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
xmlRelaxNGValidStatePtr state;
|
|
int i, tmp;
|
|
int best = -1;
|
|
int value = 1000000;
|
|
|
|
if ((ctxt == NULL) || (ctxt->states == NULL) ||
|
|
(ctxt->states->nbState <= 0))
|
|
return (-1);
|
|
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
state = ctxt->states->tabState[i];
|
|
if (state == NULL)
|
|
continue;
|
|
if (state->seq != NULL) {
|
|
if ((best == -1) || (value > 100000)) {
|
|
value = 100000;
|
|
best = i;
|
|
}
|
|
} else {
|
|
tmp = state->nbAttrLeft;
|
|
if ((best == -1) || (value > tmp)) {
|
|
value = tmp;
|
|
best = i;
|
|
}
|
|
}
|
|
}
|
|
return (best);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGLogBestError:
|
|
* @ctxt: a Relax-NG validation context
|
|
*
|
|
* Find the "best" state in the ctxt->states list of states to report
|
|
* errors about and log it.
|
|
*/
|
|
static void
|
|
xmlRelaxNGLogBestError(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
int best;
|
|
|
|
if ((ctxt == NULL) || (ctxt->states == NULL) ||
|
|
(ctxt->states->nbState <= 0))
|
|
return;
|
|
|
|
best = xmlRelaxNGBestState(ctxt);
|
|
if ((best >= 0) && (best < ctxt->states->nbState)) {
|
|
ctxt->state = ctxt->states->tabState[best];
|
|
|
|
xmlRelaxNGValidateElementEnd(ctxt, 1);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateElementEnd:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @dolog: indicate that error logging should be done
|
|
*
|
|
* Validate the end of the element, implements check that
|
|
* there is nothing left not consumed in the element content
|
|
* or in the attribute list.
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateElementEnd(xmlRelaxNGValidCtxtPtr ctxt, int dolog)
|
|
{
|
|
int i;
|
|
xmlRelaxNGValidStatePtr state;
|
|
|
|
state = ctxt->state;
|
|
if (state->seq != NULL) {
|
|
state->seq = xmlRelaxNGSkipIgnored(ctxt, state->seq);
|
|
if (state->seq != NULL) {
|
|
if (dolog) {
|
|
VALID_ERR3(XML_RELAXNG_ERR_EXTRACONTENT,
|
|
state->node->name, state->seq->name);
|
|
}
|
|
return (-1);
|
|
}
|
|
}
|
|
for (i = 0; i < state->nbAttrs; i++) {
|
|
if (state->attrs[i] != NULL) {
|
|
if (dolog) {
|
|
VALID_ERR3(XML_RELAXNG_ERR_INVALIDATTR,
|
|
state->attrs[i]->name, state->node->name);
|
|
}
|
|
return (-1 - i);
|
|
}
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateState:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to verify
|
|
*
|
|
* Validate the current state against the definition
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateState(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define)
|
|
{
|
|
xmlNodePtr node;
|
|
int ret = 0, i, tmp, oldflags, errNr;
|
|
xmlRelaxNGValidStatePtr oldstate = NULL, state;
|
|
|
|
if (define == NULL) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NODEFINE);
|
|
return (-1);
|
|
}
|
|
|
|
if (ctxt->state != NULL) {
|
|
node = ctxt->state->seq;
|
|
} else {
|
|
node = NULL;
|
|
}
|
|
#ifdef DEBUG
|
|
for (i = 0; i < ctxt->depth; i++)
|
|
xmlGenericError(xmlGenericErrorContext, " ");
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Start validating %s ", xmlRelaxNGDefName(define));
|
|
if (define->name != NULL)
|
|
xmlGenericError(xmlGenericErrorContext, "%s ", define->name);
|
|
if ((node != NULL) && (node->name != NULL))
|
|
xmlGenericError(xmlGenericErrorContext, "on %s\n", node->name);
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext, "\n");
|
|
#endif
|
|
ctxt->depth++;
|
|
switch (define->type) {
|
|
case XML_RELAXNG_EMPTY:
|
|
node = xmlRelaxNGSkipIgnored(ctxt, node);
|
|
ret = 0;
|
|
break;
|
|
case XML_RELAXNG_NOT_ALLOWED:
|
|
ret = -1;
|
|
break;
|
|
case XML_RELAXNG_TEXT:
|
|
while ((node != NULL) &&
|
|
((node->type == XML_TEXT_NODE) ||
|
|
(node->type == XML_COMMENT_NODE) ||
|
|
(node->type == XML_PI_NODE) ||
|
|
(node->type == XML_CDATA_SECTION_NODE)))
|
|
node = node->next;
|
|
ctxt->state->seq = node;
|
|
break;
|
|
case XML_RELAXNG_ELEMENT:
|
|
errNr = ctxt->errNr;
|
|
node = xmlRelaxNGSkipIgnored(ctxt, node);
|
|
if (node == NULL) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_NOELEM, define->name);
|
|
ret = -1;
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
break;
|
|
}
|
|
if (node->type != XML_ELEMENT_NODE) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOTELEM);
|
|
ret = -1;
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
break;
|
|
}
|
|
/*
|
|
* This node was already validated successfully against
|
|
* this definition.
|
|
*/
|
|
if (node->psvi == define) {
|
|
ctxt->state->seq = xmlRelaxNGSkipIgnored(ctxt, node->next);
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
if (ctxt->errNr != 0) {
|
|
while ((ctxt->err != NULL) &&
|
|
(((ctxt->err->err == XML_RELAXNG_ERR_ELEMNAME)
|
|
&& (xmlStrEqual(ctxt->err->arg2, node->name)))
|
|
||
|
|
((ctxt->err->err ==
|
|
XML_RELAXNG_ERR_ELEMEXTRANS)
|
|
&& (xmlStrEqual(ctxt->err->arg1, node->name)))
|
|
|| (ctxt->err->err == XML_RELAXNG_ERR_NOELEM)
|
|
|| (ctxt->err->err ==
|
|
XML_RELAXNG_ERR_NOTELEM)))
|
|
xmlRelaxNGValidErrorPop(ctxt);
|
|
}
|
|
break;
|
|
}
|
|
|
|
ret = xmlRelaxNGElementMatch(ctxt, define, node);
|
|
if (ret <= 0) {
|
|
ret = -1;
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
break;
|
|
}
|
|
ret = 0;
|
|
if (ctxt->errNr != 0) {
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
while ((ctxt->err != NULL) &&
|
|
(((ctxt->err->err == XML_RELAXNG_ERR_ELEMNAME) &&
|
|
(xmlStrEqual(ctxt->err->arg2, node->name))) ||
|
|
((ctxt->err->err == XML_RELAXNG_ERR_ELEMEXTRANS) &&
|
|
(xmlStrEqual(ctxt->err->arg1, node->name))) ||
|
|
(ctxt->err->err == XML_RELAXNG_ERR_NOELEM) ||
|
|
(ctxt->err->err == XML_RELAXNG_ERR_NOTELEM)))
|
|
xmlRelaxNGValidErrorPop(ctxt);
|
|
}
|
|
errNr = ctxt->errNr;
|
|
|
|
oldflags = ctxt->flags;
|
|
if (ctxt->flags & FLAGS_MIXED_CONTENT) {
|
|
ctxt->flags -= FLAGS_MIXED_CONTENT;
|
|
}
|
|
state = xmlRelaxNGNewValidState(ctxt, node);
|
|
if (state == NULL) {
|
|
ret = -1;
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
break;
|
|
}
|
|
|
|
oldstate = ctxt->state;
|
|
ctxt->state = state;
|
|
if (define->attrs != NULL) {
|
|
tmp = xmlRelaxNGValidateAttributeList(ctxt, define->attrs);
|
|
if (tmp != 0) {
|
|
ret = -1;
|
|
VALID_ERR2(XML_RELAXNG_ERR_ATTRVALID, node->name);
|
|
}
|
|
}
|
|
if (define->contModel != NULL) {
|
|
xmlRelaxNGValidStatePtr nstate, tmpstate = ctxt->state;
|
|
xmlRelaxNGStatesPtr tmpstates = ctxt->states;
|
|
xmlNodePtr nseq;
|
|
|
|
nstate = xmlRelaxNGNewValidState(ctxt, node);
|
|
ctxt->state = nstate;
|
|
ctxt->states = NULL;
|
|
|
|
tmp = xmlRelaxNGValidateCompiledContent(ctxt,
|
|
define->contModel,
|
|
ctxt->state->seq);
|
|
nseq = ctxt->state->seq;
|
|
ctxt->state = tmpstate;
|
|
ctxt->states = tmpstates;
|
|
xmlRelaxNGFreeValidState(ctxt, nstate);
|
|
|
|
#ifdef DEBUG_COMPILE
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Validating content of '%s' : %d\n",
|
|
define->name, tmp);
|
|
#endif
|
|
if (tmp != 0)
|
|
ret = -1;
|
|
|
|
if (ctxt->states != NULL) {
|
|
tmp = -1;
|
|
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
state = ctxt->states->tabState[i];
|
|
ctxt->state = state;
|
|
ctxt->state->seq = nseq;
|
|
|
|
if (xmlRelaxNGValidateElementEnd(ctxt, 0) == 0) {
|
|
tmp = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (tmp != 0) {
|
|
/*
|
|
* validation error, log the message for the "best" one
|
|
*/
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
xmlRelaxNGLogBestError(ctxt);
|
|
}
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
xmlRelaxNGFreeValidState(ctxt,
|
|
ctxt->states->
|
|
tabState[i]);
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->flags = oldflags;
|
|
ctxt->states = NULL;
|
|
if ((ret == 0) && (tmp == -1))
|
|
ret = -1;
|
|
} else {
|
|
state = ctxt->state;
|
|
if (ctxt->state != NULL)
|
|
ctxt->state->seq = nseq;
|
|
if (ret == 0)
|
|
ret = xmlRelaxNGValidateElementEnd(ctxt, 1);
|
|
xmlRelaxNGFreeValidState(ctxt, state);
|
|
}
|
|
} else {
|
|
if (define->content != NULL) {
|
|
tmp = xmlRelaxNGValidateDefinitionList(ctxt,
|
|
define->
|
|
content);
|
|
if (tmp != 0) {
|
|
ret = -1;
|
|
if (ctxt->state == NULL) {
|
|
ctxt->state = oldstate;
|
|
VALID_ERR2(XML_RELAXNG_ERR_CONTENTVALID,
|
|
node->name);
|
|
ctxt->state = NULL;
|
|
} else {
|
|
VALID_ERR2(XML_RELAXNG_ERR_CONTENTVALID,
|
|
node->name);
|
|
}
|
|
|
|
}
|
|
}
|
|
if (ctxt->states != NULL) {
|
|
tmp = -1;
|
|
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
state = ctxt->states->tabState[i];
|
|
ctxt->state = state;
|
|
|
|
if (xmlRelaxNGValidateElementEnd(ctxt, 0) == 0) {
|
|
tmp = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (tmp != 0) {
|
|
/*
|
|
* validation error, log the message for the "best" one
|
|
*/
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
xmlRelaxNGLogBestError(ctxt);
|
|
}
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
xmlRelaxNGFreeValidState(ctxt,
|
|
ctxt->states->tabState[i]);
|
|
ctxt->states->tabState[i] = NULL;
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->flags = oldflags;
|
|
ctxt->states = NULL;
|
|
if ((ret == 0) && (tmp == -1))
|
|
ret = -1;
|
|
} else {
|
|
state = ctxt->state;
|
|
if (ret == 0)
|
|
ret = xmlRelaxNGValidateElementEnd(ctxt, 1);
|
|
xmlRelaxNGFreeValidState(ctxt, state);
|
|
}
|
|
}
|
|
if (ret == 0) {
|
|
node->psvi = define;
|
|
}
|
|
ctxt->flags = oldflags;
|
|
ctxt->state = oldstate;
|
|
if (oldstate != NULL)
|
|
oldstate->seq = xmlRelaxNGSkipIgnored(ctxt, node->next);
|
|
if (ret != 0) {
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0) {
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
ret = 0;
|
|
#if 0
|
|
} else {
|
|
ret = -2;
|
|
#endif
|
|
}
|
|
} else {
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"xmlRelaxNGValidateDefinition(): validated %s : %d",
|
|
node->name, ret);
|
|
if (oldstate == NULL)
|
|
xmlGenericError(xmlGenericErrorContext, ": no state\n");
|
|
else if (oldstate->seq == NULL)
|
|
xmlGenericError(xmlGenericErrorContext, ": done\n");
|
|
else if (oldstate->seq->type == XML_ELEMENT_NODE)
|
|
xmlGenericError(xmlGenericErrorContext, ": next elem %s\n",
|
|
oldstate->seq->name);
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext, ": next %s %d\n",
|
|
oldstate->seq->name, oldstate->seq->type);
|
|
#endif
|
|
break;
|
|
case XML_RELAXNG_OPTIONAL:{
|
|
errNr = ctxt->errNr;
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state);
|
|
ret =
|
|
xmlRelaxNGValidateDefinitionList(ctxt,
|
|
define->content);
|
|
if (ret != 0) {
|
|
if (ctxt->state != NULL)
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = oldstate;
|
|
ctxt->flags = oldflags;
|
|
ret = 0;
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
break;
|
|
}
|
|
if (ctxt->states != NULL) {
|
|
xmlRelaxNGAddStates(ctxt, ctxt->states, oldstate);
|
|
} else {
|
|
ctxt->states = xmlRelaxNGNewStates(ctxt, 1);
|
|
if (ctxt->states == NULL) {
|
|
xmlRelaxNGFreeValidState(ctxt, oldstate);
|
|
ctxt->flags = oldflags;
|
|
ret = -1;
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
break;
|
|
}
|
|
xmlRelaxNGAddStates(ctxt, ctxt->states, oldstate);
|
|
xmlRelaxNGAddStates(ctxt, ctxt->states, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
ctxt->flags = oldflags;
|
|
ret = 0;
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_ONEORMORE:
|
|
errNr = ctxt->errNr;
|
|
ret = xmlRelaxNGValidateDefinitionList(ctxt, define->content);
|
|
if (ret != 0) {
|
|
break;
|
|
}
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
/* no break on purpose */
|
|
case XML_RELAXNG_ZEROORMORE:{
|
|
int progress;
|
|
xmlRelaxNGStatesPtr states = NULL, res = NULL;
|
|
int base, j;
|
|
|
|
errNr = ctxt->errNr;
|
|
res = xmlRelaxNGNewStates(ctxt, 1);
|
|
if (res == NULL) {
|
|
ret = -1;
|
|
break;
|
|
}
|
|
/*
|
|
* All the input states are also exit states
|
|
*/
|
|
if (ctxt->state != NULL) {
|
|
xmlRelaxNGAddStates(ctxt, res,
|
|
xmlRelaxNGCopyValidState(ctxt,
|
|
ctxt->
|
|
state));
|
|
} else {
|
|
for (j = 0; j < ctxt->states->nbState; j++) {
|
|
xmlRelaxNGAddStates(ctxt, res,
|
|
xmlRelaxNGCopyValidState(ctxt,
|
|
ctxt->states->tabState[j]));
|
|
}
|
|
}
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
do {
|
|
progress = 0;
|
|
base = res->nbState;
|
|
|
|
if (ctxt->states != NULL) {
|
|
states = ctxt->states;
|
|
for (i = 0; i < states->nbState; i++) {
|
|
ctxt->state = states->tabState[i];
|
|
ctxt->states = NULL;
|
|
ret = xmlRelaxNGValidateDefinitionList(ctxt,
|
|
define->
|
|
content);
|
|
if (ret == 0) {
|
|
if (ctxt->state != NULL) {
|
|
tmp = xmlRelaxNGAddStates(ctxt, res,
|
|
ctxt->state);
|
|
ctxt->state = NULL;
|
|
if (tmp == 1)
|
|
progress = 1;
|
|
} else if (ctxt->states != NULL) {
|
|
for (j = 0; j < ctxt->states->nbState;
|
|
j++) {
|
|
tmp =
|
|
xmlRelaxNGAddStates(ctxt, res,
|
|
ctxt->states->tabState[j]);
|
|
if (tmp == 1)
|
|
progress = 1;
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt,
|
|
ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
} else {
|
|
if (ctxt->state != NULL) {
|
|
xmlRelaxNGFreeValidState(ctxt,
|
|
ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
ret = xmlRelaxNGValidateDefinitionList(ctxt,
|
|
define->
|
|
content);
|
|
if (ret != 0) {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
} else {
|
|
base = res->nbState;
|
|
if (ctxt->state != NULL) {
|
|
tmp = xmlRelaxNGAddStates(ctxt, res,
|
|
ctxt->state);
|
|
ctxt->state = NULL;
|
|
if (tmp == 1)
|
|
progress = 1;
|
|
} else if (ctxt->states != NULL) {
|
|
for (j = 0; j < ctxt->states->nbState; j++) {
|
|
tmp = xmlRelaxNGAddStates(ctxt, res,
|
|
ctxt->states->tabState[j]);
|
|
if (tmp == 1)
|
|
progress = 1;
|
|
}
|
|
if (states == NULL) {
|
|
states = ctxt->states;
|
|
} else {
|
|
xmlRelaxNGFreeStates(ctxt,
|
|
ctxt->states);
|
|
}
|
|
ctxt->states = NULL;
|
|
}
|
|
}
|
|
}
|
|
if (progress) {
|
|
/*
|
|
* Collect all the new nodes added at that step
|
|
* and make them the new node set
|
|
*/
|
|
if (res->nbState - base == 1) {
|
|
ctxt->state = xmlRelaxNGCopyValidState(ctxt,
|
|
res->
|
|
tabState
|
|
[base]);
|
|
} else {
|
|
if (states == NULL) {
|
|
xmlRelaxNGNewStates(ctxt,
|
|
res->nbState - base);
|
|
states = ctxt->states;
|
|
if (states == NULL) {
|
|
progress = 0;
|
|
break;
|
|
}
|
|
}
|
|
states->nbState = 0;
|
|
for (i = base; i < res->nbState; i++)
|
|
xmlRelaxNGAddStates(ctxt, states,
|
|
xmlRelaxNGCopyValidState
|
|
(ctxt, res->tabState[i]));
|
|
ctxt->states = states;
|
|
}
|
|
}
|
|
} while (progress == 1);
|
|
if (states != NULL) {
|
|
xmlRelaxNGFreeStates(ctxt, states);
|
|
}
|
|
ctxt->states = res;
|
|
ctxt->flags = oldflags;
|
|
#if 0
|
|
/*
|
|
* errors may have to be propagated back...
|
|
*/
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
#endif
|
|
ret = 0;
|
|
break;
|
|
}
|
|
case XML_RELAXNG_CHOICE:{
|
|
xmlRelaxNGDefinePtr list = NULL;
|
|
xmlRelaxNGStatesPtr states = NULL;
|
|
|
|
node = xmlRelaxNGSkipIgnored(ctxt, node);
|
|
|
|
errNr = ctxt->errNr;
|
|
if ((define->dflags & IS_TRIABLE) && (define->data != NULL) &&
|
|
(node != NULL)) {
|
|
/*
|
|
* node == NULL can't be optimized since IS_TRIABLE
|
|
* doesn't account for choice which may lead to
|
|
* only attributes.
|
|
*/
|
|
xmlHashTablePtr triage =
|
|
(xmlHashTablePtr) define->data;
|
|
|
|
/*
|
|
* Something we can optimize cleanly there is only one
|
|
* possble branch out !
|
|
*/
|
|
if ((node->type == XML_TEXT_NODE) ||
|
|
(node->type == XML_CDATA_SECTION_NODE)) {
|
|
list =
|
|
xmlHashLookup2(triage, BAD_CAST "#text", NULL);
|
|
} else if (node->type == XML_ELEMENT_NODE) {
|
|
if (node->ns != NULL) {
|
|
list = xmlHashLookup2(triage, node->name,
|
|
node->ns->href);
|
|
if (list == NULL)
|
|
list =
|
|
xmlHashLookup2(triage, BAD_CAST "#any",
|
|
node->ns->href);
|
|
} else
|
|
list =
|
|
xmlHashLookup2(triage, node->name, NULL);
|
|
if (list == NULL)
|
|
list =
|
|
xmlHashLookup2(triage, BAD_CAST "#any",
|
|
NULL);
|
|
}
|
|
if (list == NULL) {
|
|
ret = -1;
|
|
VALID_ERR2(XML_RELAXNG_ERR_ELEMWRONG, node->name);
|
|
break;
|
|
}
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, list);
|
|
if (ret == 0) {
|
|
}
|
|
break;
|
|
}
|
|
|
|
list = define->content;
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
|
|
while (list != NULL) {
|
|
oldstate = xmlRelaxNGCopyValidState(ctxt, ctxt->state);
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, list);
|
|
if (ret == 0) {
|
|
if (states == NULL) {
|
|
states = xmlRelaxNGNewStates(ctxt, 1);
|
|
}
|
|
if (ctxt->state != NULL) {
|
|
xmlRelaxNGAddStates(ctxt, states, ctxt->state);
|
|
} else if (ctxt->states != NULL) {
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
xmlRelaxNGAddStates(ctxt, states,
|
|
ctxt->states->
|
|
tabState[i]);
|
|
}
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
} else {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
}
|
|
ctxt->state = oldstate;
|
|
list = list->next;
|
|
}
|
|
if (states != NULL) {
|
|
xmlRelaxNGFreeValidState(ctxt, oldstate);
|
|
ctxt->states = states;
|
|
ctxt->state = NULL;
|
|
ret = 0;
|
|
} else {
|
|
ctxt->states = NULL;
|
|
}
|
|
ctxt->flags = oldflags;
|
|
if (ret != 0) {
|
|
if ((ctxt->flags & FLAGS_IGNORABLE) == 0) {
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
}
|
|
} else {
|
|
if (ctxt->errNr > errNr)
|
|
xmlRelaxNGPopErrors(ctxt, errNr);
|
|
}
|
|
break;
|
|
}
|
|
case XML_RELAXNG_DEF:
|
|
case XML_RELAXNG_GROUP:
|
|
ret = xmlRelaxNGValidateDefinitionList(ctxt, define->content);
|
|
break;
|
|
case XML_RELAXNG_INTERLEAVE:
|
|
ret = xmlRelaxNGValidateInterleave(ctxt, define);
|
|
break;
|
|
case XML_RELAXNG_ATTRIBUTE:
|
|
ret = xmlRelaxNGValidateAttribute(ctxt, define);
|
|
break;
|
|
case XML_RELAXNG_START:
|
|
case XML_RELAXNG_NOOP:
|
|
case XML_RELAXNG_REF:
|
|
case XML_RELAXNG_EXTERNALREF:
|
|
case XML_RELAXNG_PARENTREF:
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, define->content);
|
|
break;
|
|
case XML_RELAXNG_DATATYPE:{
|
|
xmlNodePtr child;
|
|
xmlChar *content = NULL;
|
|
|
|
child = node;
|
|
while (child != NULL) {
|
|
if (child->type == XML_ELEMENT_NODE) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_DATAELEM,
|
|
node->parent->name);
|
|
ret = -1;
|
|
break;
|
|
} else if ((child->type == XML_TEXT_NODE) ||
|
|
(child->type == XML_CDATA_SECTION_NODE)) {
|
|
content = xmlStrcat(content, child->content);
|
|
}
|
|
/* TODO: handle entities ... */
|
|
child = child->next;
|
|
}
|
|
if (ret == -1) {
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
if (content == NULL) {
|
|
content = xmlStrdup(BAD_CAST "");
|
|
if (content == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
ret = -1;
|
|
break;
|
|
}
|
|
}
|
|
ret = xmlRelaxNGValidateDatatype(ctxt, content, define,
|
|
ctxt->state->seq);
|
|
if (ret == -1) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_DATATYPE, define->name);
|
|
} else if (ret == 0) {
|
|
ctxt->state->seq = NULL;
|
|
}
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_VALUE:{
|
|
xmlChar *content = NULL;
|
|
xmlChar *oldvalue;
|
|
xmlNodePtr child;
|
|
|
|
child = node;
|
|
while (child != NULL) {
|
|
if (child->type == XML_ELEMENT_NODE) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_VALELEM,
|
|
node->parent->name);
|
|
ret = -1;
|
|
break;
|
|
} else if ((child->type == XML_TEXT_NODE) ||
|
|
(child->type == XML_CDATA_SECTION_NODE)) {
|
|
content = xmlStrcat(content, child->content);
|
|
}
|
|
/* TODO: handle entities ... */
|
|
child = child->next;
|
|
}
|
|
if (ret == -1) {
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
if (content == NULL) {
|
|
content = xmlStrdup(BAD_CAST "");
|
|
if (content == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
ret = -1;
|
|
break;
|
|
}
|
|
}
|
|
oldvalue = ctxt->state->value;
|
|
ctxt->state->value = content;
|
|
ret = xmlRelaxNGValidateValue(ctxt, define);
|
|
ctxt->state->value = oldvalue;
|
|
if (ret == -1) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_VALUE, define->name);
|
|
} else if (ret == 0) {
|
|
ctxt->state->seq = NULL;
|
|
}
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_LIST:{
|
|
xmlChar *content;
|
|
xmlNodePtr child;
|
|
xmlChar *oldvalue, *oldendvalue;
|
|
int len;
|
|
|
|
/*
|
|
* Make sure it's only text nodes
|
|
*/
|
|
|
|
content = NULL;
|
|
child = node;
|
|
while (child != NULL) {
|
|
if (child->type == XML_ELEMENT_NODE) {
|
|
VALID_ERR2(XML_RELAXNG_ERR_LISTELEM,
|
|
node->parent->name);
|
|
ret = -1;
|
|
break;
|
|
} else if ((child->type == XML_TEXT_NODE) ||
|
|
(child->type == XML_CDATA_SECTION_NODE)) {
|
|
content = xmlStrcat(content, child->content);
|
|
}
|
|
/* TODO: handle entities ... */
|
|
child = child->next;
|
|
}
|
|
if (ret == -1) {
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
if (content == NULL) {
|
|
content = xmlStrdup(BAD_CAST "");
|
|
if (content == NULL) {
|
|
xmlRngVErrMemory(ctxt, "validating\n");
|
|
ret = -1;
|
|
break;
|
|
}
|
|
}
|
|
len = xmlStrlen(content);
|
|
oldvalue = ctxt->state->value;
|
|
oldendvalue = ctxt->state->endvalue;
|
|
ctxt->state->value = content;
|
|
ctxt->state->endvalue = content + len;
|
|
ret = xmlRelaxNGValidateValue(ctxt, define);
|
|
ctxt->state->value = oldvalue;
|
|
ctxt->state->endvalue = oldendvalue;
|
|
if (ret == -1) {
|
|
VALID_ERR(XML_RELAXNG_ERR_LIST);
|
|
} else if ((ret == 0) && (node != NULL)) {
|
|
ctxt->state->seq = node->next;
|
|
}
|
|
if (content != NULL)
|
|
xmlFree(content);
|
|
break;
|
|
}
|
|
case XML_RELAXNG_EXCEPT:
|
|
case XML_RELAXNG_PARAM:
|
|
TODO ret = -1;
|
|
break;
|
|
}
|
|
ctxt->depth--;
|
|
#ifdef DEBUG
|
|
for (i = 0; i < ctxt->depth; i++)
|
|
xmlGenericError(xmlGenericErrorContext, " ");
|
|
xmlGenericError(xmlGenericErrorContext,
|
|
"Validating %s ", xmlRelaxNGDefName(define));
|
|
if (define->name != NULL)
|
|
xmlGenericError(xmlGenericErrorContext, "%s ", define->name);
|
|
if (ret == 0)
|
|
xmlGenericError(xmlGenericErrorContext, "suceeded\n");
|
|
else
|
|
xmlGenericError(xmlGenericErrorContext, "failed\n");
|
|
#endif
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateDefinition:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @define: the definition to verify
|
|
*
|
|
* Validate the current node lists against the definition
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateDefinition(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGDefinePtr define)
|
|
{
|
|
xmlRelaxNGStatesPtr states, res;
|
|
int i, j, k, ret, oldflags;
|
|
|
|
/*
|
|
* We should NOT have both ctxt->state and ctxt->states
|
|
*/
|
|
if ((ctxt->state != NULL) && (ctxt->states != NULL)) {
|
|
TODO xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
|
|
if ((ctxt->states == NULL) || (ctxt->states->nbState == 1)) {
|
|
if (ctxt->states != NULL) {
|
|
ctxt->state = ctxt->states->tabState[0];
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
ret = xmlRelaxNGValidateState(ctxt, define);
|
|
if ((ctxt->state != NULL) && (ctxt->states != NULL)) {
|
|
TODO xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
if ((ctxt->states != NULL) && (ctxt->states->nbState == 1)) {
|
|
ctxt->state = ctxt->states->tabState[0];
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
states = ctxt->states;
|
|
ctxt->states = NULL;
|
|
res = NULL;
|
|
j = 0;
|
|
oldflags = ctxt->flags;
|
|
ctxt->flags |= FLAGS_IGNORABLE;
|
|
for (i = 0; i < states->nbState; i++) {
|
|
ctxt->state = states->tabState[i];
|
|
ctxt->states = NULL;
|
|
ret = xmlRelaxNGValidateState(ctxt, define);
|
|
/*
|
|
* We should NOT have both ctxt->state and ctxt->states
|
|
*/
|
|
if ((ctxt->state != NULL) && (ctxt->states != NULL)) {
|
|
TODO xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
if (ret == 0) {
|
|
if (ctxt->states == NULL) {
|
|
if (res != NULL) {
|
|
/* add the state to the container */
|
|
xmlRelaxNGAddStates(ctxt, res, ctxt->state);
|
|
ctxt->state = NULL;
|
|
} else {
|
|
/* add the state directly in states */
|
|
states->tabState[j++] = ctxt->state;
|
|
ctxt->state = NULL;
|
|
}
|
|
} else {
|
|
if (res == NULL) {
|
|
/* make it the new container and copy other results */
|
|
res = ctxt->states;
|
|
ctxt->states = NULL;
|
|
for (k = 0; k < j; k++)
|
|
xmlRelaxNGAddStates(ctxt, res,
|
|
states->tabState[k]);
|
|
} else {
|
|
/* add all the new results to res and reff the container */
|
|
for (k = 0; k < ctxt->states->nbState; k++)
|
|
xmlRelaxNGAddStates(ctxt, res,
|
|
ctxt->states->tabState[k]);
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
}
|
|
} else {
|
|
if (ctxt->state != NULL) {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
} else if (ctxt->states != NULL) {
|
|
for (k = 0; k < ctxt->states->nbState; k++)
|
|
xmlRelaxNGFreeValidState(ctxt,
|
|
ctxt->states->tabState[k]);
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
}
|
|
}
|
|
ctxt->flags = oldflags;
|
|
if (res != NULL) {
|
|
xmlRelaxNGFreeStates(ctxt, states);
|
|
ctxt->states = res;
|
|
ret = 0;
|
|
} else if (j > 1) {
|
|
states->nbState = j;
|
|
ctxt->states = states;
|
|
ret = 0;
|
|
} else if (j == 1) {
|
|
ctxt->state = states->tabState[0];
|
|
xmlRelaxNGFreeStates(ctxt, states);
|
|
ret = 0;
|
|
} else {
|
|
ret = -1;
|
|
xmlRelaxNGFreeStates(ctxt, states);
|
|
if (ctxt->states != NULL) {
|
|
xmlRelaxNGFreeStates(ctxt, ctxt->states);
|
|
ctxt->states = NULL;
|
|
}
|
|
}
|
|
if ((ctxt->state != NULL) && (ctxt->states != NULL)) {
|
|
TODO xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateDocument:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @doc: the document
|
|
*
|
|
* Validate the given document
|
|
*
|
|
* Returns 0 if the validation succeeded or an error code.
|
|
*/
|
|
static int
|
|
xmlRelaxNGValidateDocument(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc)
|
|
{
|
|
int ret;
|
|
xmlRelaxNGPtr schema;
|
|
xmlRelaxNGGrammarPtr grammar;
|
|
xmlRelaxNGValidStatePtr state;
|
|
xmlNodePtr node;
|
|
|
|
if ((ctxt == NULL) || (ctxt->schema == NULL) || (doc == NULL))
|
|
return (-1);
|
|
|
|
ctxt->errNo = XML_RELAXNG_OK;
|
|
schema = ctxt->schema;
|
|
grammar = schema->topgrammar;
|
|
if (grammar == NULL) {
|
|
VALID_ERR(XML_RELAXNG_ERR_NOGRAMMAR);
|
|
return (-1);
|
|
}
|
|
state = xmlRelaxNGNewValidState(ctxt, NULL);
|
|
ctxt->state = state;
|
|
ret = xmlRelaxNGValidateDefinition(ctxt, grammar->start);
|
|
if ((ctxt->state != NULL) && (state->seq != NULL)) {
|
|
state = ctxt->state;
|
|
node = state->seq;
|
|
node = xmlRelaxNGSkipIgnored(ctxt, node);
|
|
if (node != NULL) {
|
|
if (ret != -1) {
|
|
VALID_ERR(XML_RELAXNG_ERR_EXTRADATA);
|
|
ret = -1;
|
|
}
|
|
}
|
|
} else if (ctxt->states != NULL) {
|
|
int i;
|
|
int tmp = -1;
|
|
|
|
for (i = 0; i < ctxt->states->nbState; i++) {
|
|
state = ctxt->states->tabState[i];
|
|
node = state->seq;
|
|
node = xmlRelaxNGSkipIgnored(ctxt, node);
|
|
if (node == NULL)
|
|
tmp = 0;
|
|
xmlRelaxNGFreeValidState(ctxt, state);
|
|
}
|
|
if (tmp == -1) {
|
|
if (ret != -1) {
|
|
VALID_ERR(XML_RELAXNG_ERR_EXTRADATA);
|
|
ret = -1;
|
|
}
|
|
}
|
|
}
|
|
if (ctxt->state != NULL) {
|
|
xmlRelaxNGFreeValidState(ctxt, ctxt->state);
|
|
ctxt->state = NULL;
|
|
}
|
|
if (ret != 0)
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
#ifdef DEBUG
|
|
else if (ctxt->errNr != 0) {
|
|
ctxt->error(ctxt->userData,
|
|
"%d Extra error messages left on stack !\n",
|
|
ctxt->errNr);
|
|
xmlRelaxNGDumpValidError(ctxt);
|
|
}
|
|
#endif
|
|
#ifdef LIBXML_VALID_ENABLED
|
|
if (ctxt->idref == 1) {
|
|
xmlValidCtxt vctxt;
|
|
|
|
memset(&vctxt, 0, sizeof(xmlValidCtxt));
|
|
vctxt.valid = 1;
|
|
vctxt.error = ctxt->error;
|
|
vctxt.warning = ctxt->warning;
|
|
vctxt.userData = ctxt->userData;
|
|
|
|
if (xmlValidateDocumentFinal(&vctxt, doc) != 1)
|
|
ret = -1;
|
|
}
|
|
#endif /* LIBXML_VALID_ENABLED */
|
|
if ((ret == 0) && (ctxt->errNo != XML_RELAXNG_OK))
|
|
ret = -1;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGCleanPSVI:
|
|
* @node: an input element or document
|
|
*
|
|
* Call this routine to speed up XPath computation on static documents.
|
|
* This stamps all the element nodes with the document order
|
|
* Like for line information, the order is kept in the element->content
|
|
* field, the value stored is actually - the node number (starting at -1)
|
|
* to be able to differentiate from line numbers.
|
|
*
|
|
* Returns the number of elements found in the document or -1 in case
|
|
* of error.
|
|
*/
|
|
static void
|
|
xmlRelaxNGCleanPSVI(xmlNodePtr node) {
|
|
xmlNodePtr cur;
|
|
|
|
if ((node == NULL) ||
|
|
((node->type != XML_ELEMENT_NODE) &&
|
|
(node->type != XML_DOCUMENT_NODE) &&
|
|
(node->type != XML_HTML_DOCUMENT_NODE)))
|
|
return;
|
|
if (node->type == XML_ELEMENT_NODE)
|
|
node->psvi = NULL;
|
|
|
|
cur = node->children;
|
|
while (cur != NULL) {
|
|
if (cur->type == XML_ELEMENT_NODE) {
|
|
cur->psvi = NULL;
|
|
if (cur->children != NULL) {
|
|
cur = cur->children;
|
|
continue;
|
|
}
|
|
}
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
continue;
|
|
}
|
|
do {
|
|
cur = cur->parent;
|
|
if (cur == NULL)
|
|
break;
|
|
if (cur == node) {
|
|
cur = NULL;
|
|
break;
|
|
}
|
|
if (cur->next != NULL) {
|
|
cur = cur->next;
|
|
break;
|
|
}
|
|
} while (cur != NULL);
|
|
}
|
|
return;
|
|
}
|
|
/************************************************************************
|
|
* *
|
|
* Validation interfaces *
|
|
* *
|
|
************************************************************************/
|
|
|
|
/**
|
|
* xmlRelaxNGNewValidCtxt:
|
|
* @schema: a precompiled XML RelaxNGs
|
|
*
|
|
* Create an XML RelaxNGs validation context based on the given schema
|
|
*
|
|
* Returns the validation context or NULL in case of error
|
|
*/
|
|
xmlRelaxNGValidCtxtPtr
|
|
xmlRelaxNGNewValidCtxt(xmlRelaxNGPtr schema)
|
|
{
|
|
xmlRelaxNGValidCtxtPtr ret;
|
|
|
|
ret = (xmlRelaxNGValidCtxtPtr) xmlMalloc(sizeof(xmlRelaxNGValidCtxt));
|
|
if (ret == NULL) {
|
|
xmlRngVErrMemory(NULL, "building context\n");
|
|
return (NULL);
|
|
}
|
|
memset(ret, 0, sizeof(xmlRelaxNGValidCtxt));
|
|
ret->schema = schema;
|
|
ret->error = xmlGenericError;
|
|
ret->userData = xmlGenericErrorContext;
|
|
ret->errNr = 0;
|
|
ret->errMax = 0;
|
|
ret->err = NULL;
|
|
ret->errTab = NULL;
|
|
if (schema != NULL)
|
|
ret->idref = schema->idref;
|
|
ret->states = NULL;
|
|
ret->freeState = NULL;
|
|
ret->freeStates = NULL;
|
|
ret->errNo = XML_RELAXNG_OK;
|
|
return (ret);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGFreeValidCtxt:
|
|
* @ctxt: the schema validation context
|
|
*
|
|
* Free the resources associated to the schema validation context
|
|
*/
|
|
void
|
|
xmlRelaxNGFreeValidCtxt(xmlRelaxNGValidCtxtPtr ctxt)
|
|
{
|
|
int k;
|
|
|
|
if (ctxt == NULL)
|
|
return;
|
|
if (ctxt->states != NULL)
|
|
xmlRelaxNGFreeStates(NULL, ctxt->states);
|
|
if (ctxt->freeState != NULL) {
|
|
for (k = 0; k < ctxt->freeState->nbState; k++) {
|
|
xmlRelaxNGFreeValidState(NULL, ctxt->freeState->tabState[k]);
|
|
}
|
|
xmlRelaxNGFreeStates(NULL, ctxt->freeState);
|
|
}
|
|
if (ctxt->freeStates != NULL) {
|
|
for (k = 0; k < ctxt->freeStatesNr; k++) {
|
|
xmlRelaxNGFreeStates(NULL, ctxt->freeStates[k]);
|
|
}
|
|
xmlFree(ctxt->freeStates);
|
|
}
|
|
if (ctxt->errTab != NULL)
|
|
xmlFree(ctxt->errTab);
|
|
if (ctxt->elemTab != NULL) {
|
|
xmlRegExecCtxtPtr exec;
|
|
|
|
exec = xmlRelaxNGElemPop(ctxt);
|
|
while (exec != NULL) {
|
|
xmlRegFreeExecCtxt(exec);
|
|
exec = xmlRelaxNGElemPop(ctxt);
|
|
}
|
|
xmlFree(ctxt->elemTab);
|
|
}
|
|
xmlFree(ctxt);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSetValidErrors:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @err: the error function
|
|
* @warn: the warning function
|
|
* @ctx: the functions context
|
|
*
|
|
* Set the error and warning callback informations
|
|
*/
|
|
void
|
|
xmlRelaxNGSetValidErrors(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidityErrorFunc err,
|
|
xmlRelaxNGValidityWarningFunc warn, void *ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
ctxt->error = err;
|
|
ctxt->warning = warn;
|
|
ctxt->userData = ctx;
|
|
ctxt->serror = NULL;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGSetValidStructuredErrors:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @serror: the structured error function
|
|
* @ctx: the functions context
|
|
*
|
|
* Set the structured error callback
|
|
*/
|
|
void
|
|
xmlRelaxNGSetValidStructuredErrors(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlStructuredErrorFunc serror, void *ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return;
|
|
ctxt->serror = serror;
|
|
ctxt->error = NULL;
|
|
ctxt->warning = NULL;
|
|
ctxt->userData = ctx;
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGGetValidErrors:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @err: the error function result
|
|
* @warn: the warning function result
|
|
* @ctx: the functions context result
|
|
*
|
|
* Get the error and warning callback informations
|
|
*
|
|
* Returns -1 in case of error and 0 otherwise
|
|
*/
|
|
int
|
|
xmlRelaxNGGetValidErrors(xmlRelaxNGValidCtxtPtr ctxt,
|
|
xmlRelaxNGValidityErrorFunc * err,
|
|
xmlRelaxNGValidityWarningFunc * warn, void **ctx)
|
|
{
|
|
if (ctxt == NULL)
|
|
return (-1);
|
|
if (err != NULL)
|
|
*err = ctxt->error;
|
|
if (warn != NULL)
|
|
*warn = ctxt->warning;
|
|
if (ctx != NULL)
|
|
*ctx = ctxt->userData;
|
|
return (0);
|
|
}
|
|
|
|
/**
|
|
* xmlRelaxNGValidateDoc:
|
|
* @ctxt: a Relax-NG validation context
|
|
* @doc: a parsed document tree
|
|
*
|
|
* Validate a document tree in memory.
|
|
*
|
|
* Returns 0 if the document is valid, a positive error code
|
|
* number otherwise and -1 in case of internal or API error.
|
|
*/
|
|
int
|
|
xmlRelaxNGValidateDoc(xmlRelaxNGValidCtxtPtr ctxt, xmlDocPtr doc)
|
|
{
|
|
int ret;
|
|
|
|
if ((ctxt == NULL) || (doc == NULL))
|
|
return (-1);
|
|
|
|
ctxt->doc = doc;
|
|
|
|
ret = xmlRelaxNGValidateDocument(ctxt, doc);
|
|
/*
|
|
* Remove all left PSVI
|
|
*/
|
|
xmlRelaxNGCleanPSVI((xmlNodePtr) doc);
|
|
|
|
/*
|
|
* TODO: build error codes
|
|
*/
|
|
if (ret == -1)
|
|
return (1);
|
|
return (ret);
|
|
}
|
|
|
|
#define bottom_relaxng
|
|
#include "elfgcchack.h"
|
|
#endif /* LIBXML_SCHEMAS_ENABLED */
|