xml/libxml2libs/src/libxml2/libxml2_sax2.c
changeset 0 e35f40988205
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xml/libxml2libs/src/libxml2/libxml2_sax2.c	Thu Dec 17 09:29:21 2009 +0200
@@ -0,0 +1,2905 @@
+/*
+ * libxml2_sax2.c : Default SAX2 handler to build a tree.
+ *
+ * See Copyright for the status of this software.
+ *
+ * Daniel Veillard <daniel@veillard.com>
+ * Portion Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
+ */
+
+#define IN_LIBXML
+
+#include "xmlenglibxml.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <stdapis/libxml2/libxml2_parserinternals.h>
+#include "libxml2_xmlerror2.h"
+
+#ifdef LIBXML_DEBUG_ENABLED
+#include "libxml2_debugxml.h"
+#endif
+
+#include <stdapis/libxml2/libxml2_uri.h>
+#include <stdapis/libxml2/libxml2_globals.h>
+
+#ifdef LIBXML_HTML_ENABLED
+#include "libxml2_htmltree.h"
+#endif
+
+/* #define DEBUG_SAX2 */
+/* #define DEBUG_SAX2_TREE */
+
+/**
+ * 
+ *
+ * macro to flag unimplemented blocks
+ * XML_CATALOG_PREFER user env to select between system/public prefered
+ * option. C.f. Richard Tobin <richard@cogsci.ed.ac.uk>
+ *> Just FYI, I am using an environment variable XML_CATALOG_PREFER with
+ *> values "system" and "public".  I have made the default be "system" to
+ *> match yours.
+ */
+#define _TODO_                              \
+    xmlGenericError(xmlGenericErrorContext,             \
+        EMBED_ERRTXT("Unimplemented block at %s:%d\n"),             \
+            __FILE__, __LINE__);
+
+/**
+ * xmlValidError:
+ * @param ctxt an XML validation parser context
+ * @param error the error number
+ * @param msg the error message
+ * @param str1 extra data
+ * @param str2 extra data
+ *
+ * Handle a validation error
+ */
+static void
+xmlErrValid(xmlParserCtxtPtr ctxt, xmlParserErrors error,
+            const char *msg, const char *str1, const char *str2)
+{
+    xmlStructuredErrorFunc schannel = NULL;
+
+    if ((ctxt != NULL) && (ctxt->disableSAX != 0) &&
+        (ctxt->instate == XML_PARSER_EOF))
+    return;
+    ctxt->errNo = error;
+    if ((ctxt->sax != NULL) && (ctxt->sax->initialized == XML_SAX2_MAGIC))
+        schannel = ctxt->sax->serror;
+    __xmlRaiseError(schannel,
+                    ctxt->vctxt.error, ctxt->vctxt.userData,
+                    ctxt, NULL, XML_FROM_DTD, error,
+                    XML_ERR_ERROR, NULL, 0, (const char *) str1,
+            (const char *) str2, NULL, 0, 0,
+            msg, (const char *) str1, (const char *) str2);
+    ctxt->valid = 0;
+}
+
+/**
+ * xmlSAX2GetPublicId:
+ * @param ctx the user data (XML parser context)
+ *
+ * Provides the public ID e.g. "-//SGMLSOURCE//DTD DEMO//EN"
+ *
+ * Returns a xmlChar *
+ */
+XMLPUBFUNEXPORT const xmlChar *
+xmlSAX2GetPublicId(void *ctx ATTRIBUTE_UNUSED)
+{
+    /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */
+    if(ctx)
+        return NULL; // just to use ctx
+    return(NULL);
+}
+
+/**
+ * xmlSAX2GetSystemId:
+ * @param ctx the user data (XML parser context)
+ *
+ * Provides the system ID, basically URL or filename e.g.
+ * http://www.sgmlsource.com/dtds/memo.dtd
+ *
+ * Returns a xmlChar *
+ */
+XMLPUBFUNEXPORT const xmlChar *
+xmlSAX2GetSystemId(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return((const xmlChar *) ctxt->input->filename);
+}
+
+/**
+ * xmlSAX2GetLineNumber:
+ * @param ctx the user data (XML parser context)
+ *
+ * Provide the line number of the current parsing point.
+ *
+ * Returns an int
+ */
+XMLPUBFUNEXPORT int
+xmlSAX2GetLineNumber(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return(ctxt->input->line);
+}
+
+/**
+ * xmlSAX2GetColumnNumber:
+ * @param ctx the user data (XML parser context)
+ *
+ * Provide the column number of the current parsing point.
+ *
+ * Returns an int
+ */
+XMLPUBFUNEXPORT int
+xmlSAX2GetColumnNumber(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return(ctxt->input->col);
+}
+
+/**
+ * xmlSAX2IsStandalone:
+ * @param ctx the user data (XML parser context)
+ *
+ * Is this document tagged standalone ?
+ *
+ * Returns 1 if true
+ */
+XMLPUBFUNEXPORT int
+xmlSAX2IsStandalone(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return(ctxt->myDoc->standalone == 1);
+}
+
+/**
+ * xmlSAX2HasInternalSubset:
+ * @param ctx the user data (XML parser context)
+ *
+ * Does this document has an internal subset
+ *
+ * Returns 1 if true
+ */
+XMLPUBFUNEXPORT int
+xmlSAX2HasInternalSubset(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return(ctxt->myDoc->intSubset != NULL);
+}
+
+/**
+ * xmlSAX2HasExternalSubset:
+ * @param ctx the user data (XML parser context)
+ *
+ * Does this document has an external subset
+ *
+ * Returns 1 if true
+ */
+XMLPUBFUNEXPORT int
+xmlSAX2HasExternalSubset(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    return(ctxt->myDoc->extSubset != NULL);
+}
+
+/**
+ * xmlSAX2InternalSubset:
+ * @param ctx the user data (XML parser context)
+ * @param name the root element name
+ * @param ExternalID the external ID
+ * @param SystemID the SYSTEM ID (e.g. filename or URL)
+ *
+ * Callback on internal subset declaration.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2InternalSubset(void *ctx, const xmlChar *name,
+           const xmlChar *ExternalID, const xmlChar *SystemID)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlDtdPtr dtd;
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2InternalSubset(%s, %s, %s)\n",
+            name, ExternalID, SystemID);
+#endif
+
+    if (ctxt->myDoc == NULL)
+        return;
+    dtd = xmlGetIntSubset(ctxt->myDoc);
+    if (dtd != NULL) {
+        if (ctxt->html)
+            return;
+        xmlUnlinkNode((xmlNodePtr) dtd);
+        xmlFreeDtd(dtd);
+        ctxt->myDoc->intSubset = NULL;
+    }
+    ctxt->myDoc->intSubset = xmlCreateIntSubset(ctxt->myDoc, name, ExternalID, SystemID);
+}
+
+/**
+ * xmlSAX2ExternalSubset:
+ * @param ctx the user data (XML parser context)
+ * @param name the root element name
+ * @param ExternalID the external ID
+ * @param SystemID the SYSTEM ID (e.g. filename or URL)
+ *
+ * Callback on external subset declaration.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2ExternalSubset(void *ctx, const xmlChar *name,
+           const xmlChar *ExternalID, const xmlChar *SystemID)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2ExternalSubset(%s, %s, %s)\n",
+            name, ExternalID, SystemID);
+#endif
+    if (((ExternalID != NULL) || (SystemID != NULL)) &&
+        (((ctxt->validate) || (ctxt->loadsubset != 0)) &&
+     (ctxt->wellFormed && ctxt->myDoc))) {
+    /*
+     * Try to fetch and parse the external subset.
+     */
+    xmlParserInputPtr oldinput;
+    int oldinputNr;
+    int oldinputMax;
+    xmlParserInputPtr *oldinputTab;
+    xmlParserInputPtr input = NULL;
+    xmlCharEncoding enc;
+    int oldcharset;
+
+    /*
+     * Ask the Entity resolver to load the damn thing
+     */
+    if ((ctxt->sax != NULL) && (ctxt->sax->resolveEntity != NULL))
+        input = ctxt->sax->resolveEntity(ctxt->userData, ExternalID,
+                                            SystemID);
+    if (input == NULL) {
+        return;
+    }
+
+    xmlNewDtd(ctxt->myDoc, name, ExternalID, SystemID);
+
+    /*
+     * make sure we won't destroy the main document context
+     */
+     
+    oldinput = ctxt->input;
+    oldinputNr = ctxt->inputNr;
+    oldinputMax = ctxt->inputMax;
+    oldinputTab = ctxt->inputTab;
+    oldcharset = ctxt->charset;
+
+    ctxt->inputTab = (xmlParserInputPtr *)
+                     xmlMalloc(5 * sizeof(xmlParserInputPtr));
+    if (ctxt->inputTab == NULL) {
+        ctxt->errNo = XML_ERR_NO_MEMORY;
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+        ctxt->sax->error(ctxt->userData,
+             EMBED_ERRTXT("xmlSAX2ExternalSubset: out of memory\n"));
+        ctxt->errNo = XML_ERR_NO_MEMORY;
+        ctxt->instate = XML_PARSER_EOF;
+        ctxt->disableSAX = 1;
+        ctxt->input = oldinput;
+        ctxt->inputNr = oldinputNr;
+        ctxt->inputMax = oldinputMax;
+        ctxt->inputTab = oldinputTab;
+        ctxt->charset = oldcharset;
+        return;
+    }
+    ctxt->inputNr = 0;
+    ctxt->inputMax = 5;
+    ctxt->input = NULL;
+    xmlPushInput(ctxt, input);
+
+    /*
+     * On the fly encoding conversion if needed
+     */
+    if (ctxt->input->length >= 4) {
+        enc = xmlDetectCharEncoding(ctxt->input->cur, 4);
+        xmlSwitchEncoding(ctxt, enc);
+    }
+
+    if (input->filename == NULL)
+        input->filename = (char *) xmlCanonicPath(SystemID);
+    input->line = 1;
+    input->col = 1;
+    input->base = ctxt->input->cur;
+    input->cur = ctxt->input->cur;
+    input->free = NULL;
+
+    /*
+     * let's parse that entity knowing it's an external subset.
+     */
+    xmlParseExternalSubset(ctxt, ExternalID, SystemID);
+
+    /*
+     * Free up the external entities
+     */
+
+    while (ctxt->inputNr > 1)
+        xmlPopInput(ctxt);
+    xmlFreeInputStream(ctxt->input);
+    xmlFree(ctxt->inputTab);
+
+    /*
+     * Restore the parsing context of the main entity
+     */
+    ctxt->input = oldinput;
+    ctxt->inputNr = oldinputNr;
+    ctxt->inputMax = oldinputMax;
+    ctxt->inputTab = oldinputTab;
+    ctxt->charset = oldcharset;
+    /* ctxt->wellFormed = oldwellFormed; */
+    }
+}
+
+/**
+ * xmlSAX2ResolveEntity:
+ * @param ctx the user data (XML parser context)
+ * @param publicId The public ID of the entity
+ * @param systemId The system ID of the entity
+ *
+ * The entity loader, to control the loading of external entities,
+ * the application can either:
+ *    - override this xmlSAX2ResolveEntity() callback in the SAX block
+ *    - or better use the xmlSetExternalEntityLoader() function to
+ *      set up it's own entity resolution routine
+ *
+ * Returns the xmlParserInputPtr if inlined or NULL for DOM behaviour.
+ */
+XMLPUBFUNEXPORT xmlParserInputPtr
+xmlSAX2ResolveEntity(void *ctx, const xmlChar *publicId, const xmlChar *systemId)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlParserInputPtr ret;
+    xmlChar*     URI;
+    const char*  base = NULL;
+
+    if (ctxt->input)
+        base = ctxt->input->filename;
+    if (!base)
+        base = ctxt->directory;
+
+    URI = xmlBuildURI(systemId, (const xmlChar *) base);
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2ResolveEntity(%s, %s)\n", publicId, systemId);
+#endif
+
+    ret = xmlLoadExternalEntity((const char *) URI,
+                (const char *) publicId, ctxt);
+    if (URI)
+        xmlFree(URI);
+    return(ret);
+}
+
+/**
+ * xmlSAX2GetEntity:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * Get an entity by name
+ *
+ * Returns the xmlEntityPtr if found.
+ */
+XMLPUBFUNEXPORT xmlEntityPtr
+xmlSAX2GetEntity(void *ctx, const xmlChar *name)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlEntityPtr ret = NULL;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2GetEntity(%s)\n", name);
+#endif
+
+    if (ctxt->inSubset == 0) {
+        ret = xmlGetPredefinedEntity(name);
+        if (ret != NULL)
+            return(ret);
+    }
+    if ((ctxt->myDoc != NULL) && (ctxt->myDoc->standalone == 1))
+    {
+        if (ctxt->inSubset == 2) {
+            ctxt->myDoc->standalone = 0;
+            ret = xmlGetDocEntity(ctxt->myDoc, name);
+            ctxt->myDoc->standalone = 1;
+        } else {
+            ret = xmlGetDocEntity(ctxt->myDoc, name);
+            if (ret == NULL) {
+                ctxt->myDoc->standalone = 0;
+                ret = xmlGetDocEntity(ctxt->myDoc, name);
+                if (ret != NULL) {
+                    if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                        ctxt->sax->error(ctxt->userData,
+                                     EMBED_ERRTXT("Entity(%s) document marked standalone but requires external subset\n"),
+                                     name);
+                    ctxt->valid = 0;
+                    ctxt->wellFormed = 0;
+                }
+                ctxt->myDoc->standalone = 1;
+            }
+        }
+    } else {
+        ret = xmlGetDocEntity(ctxt->myDoc, name);
+    }
+    if (ret &&
+        ((ctxt->validate) || (ctxt->replaceEntities)) &&
+        !ret->children &&
+        (ret->etype == XML_EXTERNAL_GENERAL_PARSED_ENTITY))
+    {
+        int val;
+
+    /*
+     * for validation purposes we really need to fetch and
+     * parse the external entity
+     */
+    xmlNodePtr children;
+
+        val = xmlParseCtxtExternalEntity(ctxt, ret->URI, ret->ExternalID, &children);
+
+        if (val == 0) {
+            xmlAddChildList((xmlNodePtr) ret, children);
+        } else {
+            if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                ctxt->sax->error(ctxt->userData,
+                                 EMBED_ERRTXT("Failure to process entity %s\n"), name);
+            ctxt->wellFormed = 0;
+            ctxt->valid = 0;
+            ctxt->validate = 0;
+            return(NULL);
+        }
+        ret->owner = 1;
+    }
+    return(ret);
+}
+
+/**
+ * xmlSAX2GetParameterEntity:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * Get a parameter entity by name
+ *
+ * Returns the xmlEntityPtr if found.
+ */
+XMLPUBFUNEXPORT xmlEntityPtr
+xmlSAX2GetParameterEntity(void *ctx, const xmlChar *name)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlEntityPtr ret;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2GetParameterEntity(%s)\n", name);
+#endif
+
+    ret = xmlGetParameterEntity(ctxt->myDoc, name);
+    return(ret);
+}
+
+
+/**
+ * xmlSAX2EntityDecl:
+ * @param ctx the user data (XML parser context)
+ * @param name the entity name
+ * @param type the entity type
+ * @param publicId The public ID of the entity
+ * @param systemId The system ID of the entity
+ * @param content the entity value (without processing).
+ *
+ * An entity definition has been parsed
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2EntityDecl(void *ctx, const xmlChar *name, int type,
+          const xmlChar *publicId, const xmlChar *systemId, xmlChar *content)
+{
+    xmlEntityPtr ent;
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2EntityDecl(%s, %d, %s, %s, %s)\n",
+            name, type, publicId, systemId, content);
+#endif
+    if (ctxt->inSubset == 1)
+    {
+        ent = xmlAddDocEntity(ctxt->myDoc, name, type, publicId,
+                          systemId, content);
+        if (!ent &&
+            ctxt->pedantic &&
+            ctxt->sax && ctxt->sax->warning)
+        {
+            ctxt->sax->warning(ctxt->userData,
+                                EMBED_ERRTXT("Entity(%s) already defined in the internal subset\n"), name);
+        }
+        if (ent && !ent->URI && systemId)
+        {
+            xmlChar *URI;
+            const char *base = NULL;
+
+            if (ctxt->input)
+                base = ctxt->input->filename;
+            if (!base)
+                base = ctxt->directory;
+
+            URI = xmlBuildURI(systemId, (const xmlChar *) base);
+            ent->URI = URI;
+        }
+    }
+    else if (ctxt->inSubset == 2)
+    {
+        ent = xmlAddDtdEntity(ctxt->myDoc, name, type, publicId,
+                              systemId, content);
+        if (!ent &&
+            ctxt->pedantic &&
+            ctxt->sax &&
+            ctxt->sax->warning)
+        {
+            ctxt->sax->warning(ctxt->userData,
+                                EMBED_ERRTXT("Entity(%s) already defined in the external subset\n"), name);
+        }
+        if (ent && !ent->URI && systemId)
+        {
+            xmlChar *URI;
+            const char* base = NULL;
+
+            if (ctxt->input != NULL)
+                base = ctxt->input->filename;
+            if (!base)
+                base = ctxt->directory;
+
+            URI = xmlBuildURI(systemId, (const xmlChar*) base);
+            ent->URI = URI;
+        }
+    }
+    else if (ctxt->sax && ctxt->sax->error)
+    {
+        ctxt->sax->error(ctxt->userData,
+             EMBED_ERRTXT("SAX.xmlSAX2EntityDecl(%s) called while not in subset\n"),
+             name);
+    }
+}
+
+/**
+ * xmlSAX2AttributeDecl:
+ * @param ctx the user data (XML parser context)
+ * @param elem the name of the element
+ * @param fullname the attribute name
+ * @param type the attribute type
+ * @param def the type of default value
+ * @param defaultValue the attribute default value
+ * @param tree the tree of enumerated value set
+ *
+ * An attribute definition has been parsed
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2AttributeDecl(void *ctx, const xmlChar *elem, const xmlChar *fullname,
+              int type, int def, const xmlChar *defaultValue,
+          xmlEnumerationPtr tree)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef LIBXML_VALID_ENABLED
+    xmlAttributePtr attr;
+#endif
+    xmlChar *name = NULL, *prefix = NULL;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2AttributeDecl(%s, %s, %d, %d, %s, ...)\n",
+            elem, fullname, type, def, defaultValue);
+#endif
+    if ((xmlStrEqual(fullname, BAD_CAST "xml:id")) &&
+        (type != XML_ATTRIBUTE_ID)) {
+    /*
+     * Raise the error but keep the validity flag
+     */
+    int tmp = ctxt->valid;
+    xmlErrValid(ctxt, XML_DTD_XMLID_TYPE,
+          EMBED_ERRTXT("xml:id : attribute type should be ID\n"), NULL, NULL);
+    ctxt->valid = tmp;
+    }
+    
+    name = xmlSplitQName(ctxt, fullname, &prefix);
+    ctxt->vctxt.valid = 1;
+    if (ctxt->inSubset == 1)
+    {
+#ifdef LIBXML_VALID_ENABLED
+        attr =
+#endif
+        xmlAddAttributeDecl(&ctxt->vctxt, ctxt->myDoc->intSubset, elem,
+           name, prefix, (xmlAttributeType) type,
+           (xmlAttributeDefault) def, defaultValue, tree);
+    }
+    else if (ctxt->inSubset == 2)
+    {
+#ifdef LIBXML_VALID_ENABLED
+        attr =
+#endif
+        xmlAddAttributeDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, elem,
+            name, prefix, (xmlAttributeType) type,
+            (xmlAttributeDefault) def, defaultValue, tree);
+    }
+    else
+    {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,
+                EMBED_ERRTXT("SAX.xmlSAX2AttributeDecl(%s) called while not in subset\n"), name);
+                xmlFreeEnumeration(tree);
+        return;
+    }
+#ifdef LIBXML_VALID_ENABLED
+    if (ctxt->vctxt.valid == 0)
+        ctxt->valid = 0;
+    if ((attr != NULL) && (ctxt->validate) && (ctxt->wellFormed) &&
+        (ctxt->myDoc != NULL) && (ctxt->myDoc->intSubset != NULL))
+        ctxt->valid &= xmlValidateAttributeDecl(&ctxt->vctxt, ctxt->myDoc,
+                                            attr);
+#endif /* LIBXML_VALID_ENABLED */
+    if (prefix != NULL)
+        xmlFree(prefix);
+    if (name != NULL)
+        xmlFree(name);
+}
+
+/**
+ * xmlSAX2ElementDecl:
+ * @param ctx the user data (XML parser context)
+ * @param name the element name
+ * @param type the element type
+ * @param content the element value tree
+ *
+ * An element definition has been parsed
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2ElementDecl(void *ctx, const xmlChar * name, int type,
+            xmlElementContentPtr content)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef LIBXML_VALID_ENABLED
+    xmlElementPtr elem = NULL;
+#endif
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+                    "SAX.xmlSAX2ElementDecl(%s, %d, ...)\n", name, type);
+#endif
+
+    if (ctxt->inSubset == 1){
+#ifdef LIBXML_VALID_ENABLED
+        elem =
+#endif
+        xmlAddElementDecl(&ctxt->vctxt, ctxt->myDoc->intSubset,
+                                 name, (xmlElementTypeVal) type, content);
+    }
+    else if (ctxt->inSubset == 2)
+    {
+#ifdef LIBXML_VALID_ENABLED
+        elem =
+#endif
+        xmlAddElementDecl(&ctxt->vctxt, ctxt->myDoc->extSubset,
+                                 name, (xmlElementTypeVal) type, content);
+    }
+    else
+    {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,
+                             EMBED_ERRTXT("SAX.xmlSAX2ElementDecl(%s) called while not in subset\n"),
+                             name);
+        return;
+    }
+#ifdef LIBXML_VALID_ENABLED
+    if (elem == NULL)
+        ctxt->valid = 0;
+    if (ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+        ctxt->valid &=
+            xmlValidateElementDecl(&ctxt->vctxt, ctxt->myDoc, elem);
+#endif /* LIBXML_VALID_ENABLED */
+}
+
+/**
+ * xmlSAX2NotationDecl:
+ * @param ctx the user data (XML parser context)
+ * @param name The name of the notation
+ * @param publicId The public ID of the entity
+ * @param systemId The system ID of the entity
+ *
+ * What to do when a notation declaration has been parsed.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2NotationDecl(void *ctx, const xmlChar *name,
+         const xmlChar *publicId, const xmlChar *systemId)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef LIBXML_VALID_ENABLED
+    xmlNotationPtr nota = NULL;
+#endif
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2NotationDecl(%s, %s, %s)\n", name, publicId, systemId);
+#endif
+
+    if ((publicId == NULL) && (systemId == NULL)) {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,
+                EMBED_ERRTXT("SAX.xmlSAX2NotationDecl(%s) externalID or PublicID missing\n"), name);
+        ctxt->valid = 0;
+        ctxt->wellFormed = 0;
+        return;
+    }
+    else if (ctxt->inSubset == 1)
+    {
+#ifdef LIBXML_VALID_ENABLED
+        nota =
+#endif
+        xmlAddNotationDecl(&ctxt->vctxt, ctxt->myDoc->intSubset, name,
+                              publicId, systemId);
+    }
+    else if (ctxt->inSubset == 2)
+    {
+#ifdef LIBXML_VALID_ENABLED
+        nota =
+#endif
+        xmlAddNotationDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, name,
+                              publicId, systemId);
+    }
+    else
+    {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,
+                EMBED_ERRTXT("SAX.xmlSAX2NotationDecl(%s) called while not in subset\n"), name);
+        return;
+    }
+#ifdef LIBXML_VALID_ENABLED
+    if (nota == NULL)
+        ctxt->valid = 0;
+    if (ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+    ctxt->valid &= xmlValidateNotationDecl(&ctxt->vctxt, ctxt->myDoc,
+                                           nota);
+#endif /* LIBXML_VALID_ENABLED */
+}
+
+/**
+ * xmlSAX2UnparsedEntityDecl:
+ * @param ctx the user data (XML parser context)
+ * @param name The name of the entity
+ * @param publicId The public ID of the entity
+ * @param systemId The system ID of the entity
+ * @param notationName the name of the notation
+ *
+ * What to do when an unparsed entity declaration is parsed
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2UnparsedEntityDecl(void *ctx, const xmlChar *name,
+           const xmlChar *publicId, const xmlChar *systemId,
+           const xmlChar *notationName)
+{
+    xmlEntityPtr ent;
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2UnparsedEntityDecl(%s, %s, %s, %s)\n",
+            name, publicId, systemId, notationName);
+#endif
+    if (ctxt->inSubset == 1)
+    {
+        ent = xmlAddDocEntity(ctxt->myDoc, name,
+                            XML_EXTERNAL_GENERAL_UNPARSED_ENTITY,
+                            publicId, systemId, notationName);
+        if (!ent && ctxt->pedantic &&
+            ctxt->sax && ctxt->sax->warning)
+        {
+            ctxt->sax->warning(ctxt->userData,
+                EMBED_ERRTXT("Entity(%s) already defined in the internal subset\n"), name);
+        }
+        if (ent && !ent->URI && systemId)
+        {
+            xmlChar *URI;
+            const char* base = NULL;
+
+            if (ctxt->input)
+                base = ctxt->input->filename;
+            if (!base)
+                base = ctxt->directory;
+
+            URI = xmlBuildURI(systemId, (const xmlChar *) base);
+            ent->URI = URI;
+        }
+    }
+    else if (ctxt->inSubset == 2)
+    {
+        ent = xmlAddDtdEntity(ctxt->myDoc, name,
+                            XML_EXTERNAL_GENERAL_UNPARSED_ENTITY,
+                            publicId, systemId, notationName);
+        if (!ent && ctxt->pedantic &&
+            ctxt->sax && ctxt->sax->warning)
+        {
+            ctxt->sax->warning(ctxt->userData,
+             EMBED_ERRTXT("Entity(%s) already defined in the external subset\n"), name);
+        }
+        if (ent && !ent->URI && systemId)
+        {
+            xmlChar *URI;
+            const char* base = NULL;
+
+            if (ctxt->input)
+                base = ctxt->input->filename;
+            if (!base)
+                base = ctxt->directory;
+
+            URI = xmlBuildURI(systemId, (const xmlChar*) base);
+            ent->URI = URI;
+        }
+    }
+    else if (ctxt->sax && ctxt->sax->error)
+    {
+        ctxt->sax->error(ctxt->userData,
+                EMBED_ERRTXT("SAX.xmlSAX2UnparsedEntityDecl(%s) called while not in subset\n"), name);
+    }
+}
+
+/**
+ * xmlSAX2SetDocumentLocator:
+ * @param ctx the user data (XML parser context)
+ * @param loc A SAX Locator
+ *
+ * Receive the document locator at startup, actually xmlDefaultSAXLocator
+ * Everything is available on the context, so this is useless in our case.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2SetDocumentLocator(void *ctx ATTRIBUTE_UNUSED, xmlSAXLocatorPtr loc ATTRIBUTE_UNUSED)
+{
+    /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,  "SAX.xmlSAX2SetDocumentLocator()\n");
+#endif
+    if(ctx) return; // just to use ctx
+}
+
+/**
+ * xmlSAX2StartDocument:
+ * @param ctx the user data (XML parser context)
+ *
+ * called when the document start being processed.
+ *
+ * OOM: possible --> check OOM flag
+ */
+XMLPUBFUNEXPORT void xmlSAX2StartDocument(void *ctx)
+{
+	xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlDocPtr doc = NULL;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2StartDocument()\n");
+#endif
+    if (ctxt->html) {
+
+#ifdef LIBXML_HTML_ENABLED
+        if (ctxt->myDoc == NULL)
+            doc = ctxt->myDoc = htmlNewDocNoDtD(NULL, NULL); 
+        if (!ctxt->myDoc)
+            goto OOM;
+#else
+        xmlGenericError(xmlGenericErrorContext, EMBED_ERRTXT("libxml2 built without HTML support\n"));
+        ctxt->errNo = XML_ERR_INTERNAL_ERROR;
+        goto ERR;
+#endif
+    } else { // not HTML
+        doc = ctxt->myDoc = xmlNewDoc(ctxt->version);
+        if (!doc)
+            goto OOM;
+
+        if (ctxt->encoding != NULL){
+            doc->encoding = xmlStrdup(ctxt->encoding); 
+            if(! doc->encoding)
+                goto OOM;
+        }
+        //else
+        //    doc->encoding = NULL; // it is NULL after xmlNewDoc
+        doc->standalone = ctxt->standalone;
+        if (ctxt->dictNames && doc) {
+            doc->dict = ctxt->dict;
+            xmlDictReference(doc->dict);
+        }
+    }
+    if ( /* (ctxt->myDoc != NULL) && : it's NOT NULL here */
+        !doc->URL       &&
+        ctxt->input     &&
+        ctxt->input->filename)
+    {
+        doc->URL = xmlCanonicPath((const xmlChar *) ctxt->input->filename); 
+        if (!doc->URL)
+            doc->URL = xmlStrdup((const xmlChar *) ctxt->input->filename); 
+    }
+    return;
+//----------------------------
+OOM:
+    if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+        ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("SAX.xmlSAX2StartDocument(): out of memory\n"));
+    ctxt->errNo = XML_ERR_NO_MEMORY;
+ERR:
+    ctxt->instate = XML_PARSER_EOF;
+    ctxt->disableSAX = 1;
+    return;
+}
+
+/**
+ * xmlSAX2EndDocument:
+ * @param ctx the user data (XML parser context)
+ *
+ * called when the document end has been detected.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2EndDocument(void *ctx)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2EndDocument()\n");
+#endif
+#ifdef LIBXML_VALID_ENABLED
+    if (ctxt->validate && ctxt->wellFormed &&  ctxt->myDoc && ctxt->myDoc->intSubset)
+        ctxt->valid &= xmlValidateDocumentFinal(&ctxt->vctxt, ctxt->myDoc);
+#endif /* LIBXML_VALID_ENABLED */
+
+    /*
+     * Grab the encoding if it was added on-the-fly
+     */
+    if (ctxt->encoding &&
+        ctxt->myDoc    &&
+        !ctxt->myDoc->encoding)
+    {
+        ctxt->myDoc->encoding = ctxt->encoding;
+        ctxt->encoding = NULL;
+    }
+    if (ctxt->inputTab[0]->encoding &&
+        ctxt->myDoc                 &&
+        !ctxt->myDoc->encoding)
+    {
+        ctxt->myDoc->encoding = xmlStrdup(ctxt->inputTab[0]->encoding);
+    }
+    if ((ctxt->charset != XML_CHAR_ENCODING_NONE) &&
+        ctxt->myDoc  &&
+        (ctxt->myDoc->charset == XML_CHAR_ENCODING_NONE))
+    {
+        ctxt->myDoc->charset = ctxt->charset;
+    }
+}
+
+// Note: old (SAX1) handlers -- name is misleading
+#if defined(LIBXML_SAX1_ENABLED) || defined(LIBXML_HTML_ENABLED)
+/**
+ * xmlSAX2AttributeInternal:
+ * @param ctx the user data (XML parser context)
+ * @param fullname The attribute name, including namespace prefix
+ * @param value The attribute value
+ * @param prefix the prefix on the element node
+ *
+ * Handle an attribute that has been read by the parser.
+ * The default handling is to convert the attribute into an
+ * DOM subtree and past it in a new xmlAttr element added to
+ * the element.
+ */
+static void
+xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
+             const xmlChar *value, const xmlChar *prefix ATTRIBUTE_UNUSED)
+{
+    // DONE: Find and refactor all "namespace" variables to not match C++ keyword
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlAttrPtr ret;
+    xmlChar *name;
+    xmlChar *ns;
+    xmlChar *nval;
+    xmlNsPtr nameSpace;
+
+    /*
+     * Split the full name into a namespace prefix and the tag name
+     */
+    name = xmlSplitQName(ctxt, fullname, &ns);
+    if ((name != NULL) && (name[0] == 0)) {
+        if (xmlStrEqual(ns, BAD_CAST "xmlns")) {
+            if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                ctxt->sax->error(ctxt->userData,
+                 EMBED_ERRTXT("invalid namespace declaration '%s'\n"), fullname);
+        } else {
+            if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+            ctxt->sax->warning(ctxt->userData,
+                 EMBED_ERRTXT("Avoid attribute ending with ':' like '%s'\n"), fullname);
+        }
+        if (ns != NULL)
+            xmlFree(ns);
+        ns = NULL;
+        xmlFree(name);
+        name = xmlStrdup(fullname);
+    }
+    if (name == NULL) {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,EMBED_ERRTXT("SAX.xmlSAX2StartElement(): out of memory\n"));
+        ctxt->errNo = XML_ERR_NO_MEMORY;
+        ctxt->instate = XML_PARSER_EOF;
+        ctxt->disableSAX = 1;
+        if (ns != NULL)
+            xmlFree(ns);
+        return;
+    }
+
+#ifdef LIBXML_VALID_ENABLED
+    /*
+     * Do the last stage of the attribute normalization
+     * Needed for HTML too:
+     *   http://www.w3.org/TR/html4/types.html#h-6.2
+     */
+    ctxt->vctxt.valid = 1;
+    nval = xmlValidCtxtNormalizeAttributeValue(&ctxt->vctxt,
+                                       ctxt->myDoc, ctxt->node,
+                       fullname, value);
+    if (ctxt->vctxt.valid != 1) {
+    ctxt->valid = 0;
+    }
+    if (nval != NULL)
+    value = nval;
+#else
+    nval = NULL;
+#endif /* LIBXML_VALID_ENABLED */
+
+    /*
+     * Check whether it's a namespace definition
+     */
+    if ((!ctxt->html) && (ns == NULL) &&
+        (name[0] == 'x') && (name[1] == 'm') && (name[2] == 'l') &&
+        (name[3] == 'n') && (name[4] == 's') && (name[5] == 0))
+    {
+        xmlNsPtr nsret;
+        xmlChar *val;
+
+        if (!ctxt->replaceEntities) {
+            ctxt->depth++;
+            val = xmlStringDecodeEntities(ctxt, value, XML_SUBSTITUTE_REF,0,0,0);
+            ctxt->depth--;
+        } else {
+            val = (xmlChar *) value;
+        }
+
+        if (val[0] != 0) {
+            xmlURIPtr uri;
+
+            uri = xmlParseURI((const char *)val);
+            if (uri == NULL) {
+                if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+                    ctxt->sax->warning(ctxt->userData,
+                     EMBED_ERRTXT("xmlns: %s not a valid URI\n"), val);
+                } else {
+                if (uri->scheme == NULL) {
+                    if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+                    ctxt->sax->warning(ctxt->userData,
+                         EMBED_ERRTXT("xmlns: URI %s is not absolute\n"), val);
+                }
+                xmlFreeURI(uri);
+            }
+        }
+
+        /* a default namespace definition */
+        nsret = xmlNewNs(ctxt->node, val, NULL);
+
+#ifdef LIBXML_VALID_ENABLED
+        /*
+         * Validate also for namespace decls, they are attributes from
+         * an XML-1.0 perspective
+         */
+        if (nsret != NULL   &&
+            ctxt->validate  &&
+            ctxt->wellFormed &&
+            ctxt->myDoc && ctxt->myDoc->intSubset)
+        {
+            ctxt->valid &= xmlValidateOneNamespace(&ctxt->vctxt, ctxt->myDoc,
+                           ctxt->node, prefix, nsret, val);
+        }
+#endif /* LIBXML_VALID_ENABLED */
+        if (name != NULL)
+            xmlFree(name);
+        if (nval != NULL)
+            xmlFree(nval);
+        if (val != value)
+            xmlFree(val);
+        return;
+    }
+
+    if ((!ctxt->html) &&
+        (ns != NULL) &&
+        (ns[0] == 'x') && (ns[1] == 'm') && (ns[2] == 'l') &&
+        (ns[3] == 'n') && (ns[4] == 's') && (ns[5] == 0))
+    {
+        xmlNsPtr nsret;
+        xmlChar *val;
+
+        if (!ctxt->replaceEntities) {
+            ctxt->depth++;
+            val = xmlStringDecodeEntities(ctxt, value, XML_SUBSTITUTE_REF,
+                                      0,0,0);
+            ctxt->depth--;
+            if (val == NULL) {
+                if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                    ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("SAX.xmlSAX2StartElement(): out of memory\n"));
+                ctxt->errNo = XML_ERR_NO_MEMORY;
+                ctxt->instate = XML_PARSER_EOF;
+                ctxt->disableSAX = 1;
+                xmlFree(ns);
+                if (name != NULL)
+                    xmlFree(name);
+                return;
+            }
+    } else {
+        val = (xmlChar *) value;
+    }
+
+    if (val[0] == 0) {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("Empty namespace name for prefix %s\n"), name);
+    }
+    if ((ctxt->pedantic != 0) && (val[0] != 0)) {
+        xmlURIPtr uri;
+
+        uri = xmlParseURI((const char *)val);
+        if (uri == NULL) {
+        if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+            ctxt->sax->warning(ctxt->userData,
+             EMBED_ERRTXT("xmlns:%s: %s not a valid URI\n"), name, value);
+        } else {
+        if (uri->scheme == NULL) {
+            if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+            ctxt->sax->warning(ctxt->userData,
+               EMBED_ERRTXT("xmlns:%s: URI %s is not absolute\n"), name, value);
+        }
+        xmlFreeURI(uri);
+        }
+    }
+
+    /* a standard namespace definition */
+    nsret = xmlNewNs(ctxt->node, val, name);
+    xmlFree(ns);
+#ifdef LIBXML_VALID_ENABLED
+    /*
+     * Validate also for namespace decls, they are attributes from
+     * an XML-1.0 perspective
+     */
+        if (nsret != NULL && ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+        ctxt->valid &= xmlValidateOneNamespace(&ctxt->vctxt, ctxt->myDoc,
+                       ctxt->node, prefix, nsret, value);
+#endif /* LIBXML_VALID_ENABLED */
+    if (name != NULL)
+        xmlFree(name);
+    if (nval != NULL)
+        xmlFree(nval);
+    if (val != value)
+        xmlFree(val);
+    return;
+    }
+
+    if (ns != NULL) {
+    xmlAttrPtr prop;
+    nameSpace = xmlSearchNs(ctxt->myDoc, ctxt->node, ns);
+    if (nameSpace == NULL) {
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+        ctxt->sax->error(ctxt->userData,
+            EMBED_ERRTXT("Namespace prefix %s of attribute %s is not defined\n"),
+                     ns, name);
+    }
+
+    prop = ctxt->node->properties;
+    while (prop != NULL) {
+        if (prop->ns != NULL) {
+        if ((xmlStrEqual(name, prop->name)) &&
+            ((nameSpace == prop->ns) ||
+             (xmlStrEqual(nameSpace->href, prop->ns->href)))) {
+            ctxt->errNo = XML_ERR_ATTRIBUTE_REDEFINED;
+            if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData,
+                    EMBED_ERRTXT("Attribute %s in %s redefined\n"),
+                             name, nameSpace->href);
+            ctxt->wellFormed = 0;
+            if (ctxt->recovery == 0) ctxt->disableSAX = 1;
+            goto error;
+        }
+        }
+        prop = prop->next;
+    }
+    } else {
+    nameSpace = NULL;
+    }
+
+    /* !!!!!! <a toto:arg="" xmlns:toto="http://toto.com"> */
+    ret = xmlNewNsPropEatName(ctxt->node, nameSpace, name, NULL);
+
+    if (ret != NULL) {
+        if ((ctxt->replaceEntities == 0) && (!ctxt->html)) {
+            xmlNodePtr tmp;
+
+            ret->children = xmlStringGetNodeList(ctxt->myDoc, value);
+            tmp = ret->children;
+            while (tmp != NULL) {
+            tmp->parent = (xmlNodePtr) ret;
+            if (tmp->next == NULL)
+                ret->last = tmp;
+            tmp = tmp->next;
+        }
+    } else if (value != NULL) {
+            ret->children = xmlNewDocText(ctxt->myDoc, value);
+            ret->last = ret->children;
+            if (ret->children != NULL)
+                ret->children->parent = (xmlNodePtr) ret;
+        }
+    }
+
+#ifdef LIBXML_VALID_ENABLED
+    if ((!ctxt->html) && ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+    {
+        /*
+         * If we don't substitute entities, the validation should be
+         * done on a value with replaced entities anyway.
+         */
+        if (!ctxt->replaceEntities) {
+            xmlChar *val;
+
+            ctxt->depth++;
+            val = xmlStringDecodeEntities(ctxt, value, XML_SUBSTITUTE_REF,0,0,0);
+            ctxt->depth--;
+
+            if (val == NULL)
+                ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, ctxt->myDoc, ctxt->node, ret, value);
+            else {
+                xmlChar *nvalnorm;
+
+                /*
+                 * Do the last stage of the attribute normalization
+                 * It need to be done twice ... it's an extra burden related
+                 * to the ability to keep xmlSAX2References in attributes
+                 */
+                nvalnorm = xmlValidNormalizeAttributeValue(ctxt->myDoc, ctxt->node, fullname, val);
+                if (nvalnorm != NULL) {
+                    xmlFree(val);
+                    val = nvalnorm;
+                }
+
+                ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, ctxt->myDoc, ctxt->node, ret, val);
+                xmlFree(val);
+            }
+        } else {
+            ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt, ctxt->myDoc, ctxt->node, ret, value);
+        }
+    } else
+#endif /* LIBXML_VALID_ENABLED */
+           if (((ctxt->loadsubset & XML_SKIP_IDS) == 0) &&
+           (((ctxt->replaceEntities == 0) && (ctxt->external != 2)) ||
+            ((ctxt->replaceEntities != 0) && (ctxt->inSubset == 0)))) {
+     /*
+     * when validating, the ID registration is done at the attribute
+     * validation level. Otherwise we have to do specific handling here.
+     */
+    if (xmlIsID(ctxt->myDoc, ctxt->node, ret))
+        xmlAddID(&ctxt->vctxt, ctxt->myDoc, value, ret);
+    else if (xmlIsRef(ctxt->myDoc, ctxt->node, ret))
+        xmlAddRef(&ctxt->vctxt, ctxt->myDoc, value, ret);
+    else if (xmlStrEqual(fullname, BAD_CAST "xml:id")) {
+        /*
+         * Add the xml:id value
+         *
+         * Open issue: normalization of the value.
+         */
+        if (xmlValidateNCName(value, 1) != 0) {
+            xmlErrValid(ctxt, XML_DTD_XMLID_VALUE,
+                        EMBED_ERRTXT("xml:id : attribute value %s is not an NCName\n"),
+                        (const char *) value, NULL);
+        }
+        xmlAddID(&ctxt->vctxt, ctxt->myDoc, value, ret);
+    }
+    }
+
+error:
+    if (nval != NULL)
+        xmlFree(nval);
+    if (ns != NULL)
+        xmlFree(ns);
+}
+
+/*
+ * xmlCheckDefaultedAttributes:
+ *
+ * Check defaulted attributes from the DTD
+ */
+static void
+xmlCheckDefaultedAttributes(xmlParserCtxtPtr ctxt, const xmlChar *name,
+    const xmlChar *prefix, const xmlChar **atts) {
+    xmlElementPtr elemDecl;
+    const xmlChar *att;
+    int internal = 1;
+    int i;
+
+    elemDecl = xmlGetDtdQElementDesc(ctxt->myDoc->intSubset, name, prefix);
+    if (elemDecl == NULL) {
+        elemDecl = xmlGetDtdQElementDesc(ctxt->myDoc->extSubset, name, prefix);
+        internal = 0;
+    }
+
+process_external_subset:
+
+    if (elemDecl != NULL) {
+    xmlAttributePtr attr = elemDecl->attributes;
+    /*
+     * Check against defaulted attributes from the external subset
+     * if the document is stamped as standalone
+     */
+    if ((ctxt->myDoc->standalone == 1) &&
+        (ctxt->myDoc->extSubset != NULL) &&
+        (ctxt->validate)) {
+        while (attr != NULL) {
+        if ((attr->defaultValue != NULL) &&
+            (xmlGetDtdQAttrDesc(ctxt->myDoc->extSubset,
+                    attr->elem, attr->name,
+                    attr->prefix) == attr) &&
+            (xmlGetDtdQAttrDesc(ctxt->myDoc->intSubset,
+                    attr->elem, attr->name,
+                    attr->prefix) == NULL)) {
+            xmlChar *fulln;
+
+            if (attr->prefix != NULL) {
+            fulln = xmlStrdup(attr->prefix);
+            fulln = xmlStrcat(fulln, BAD_CAST ":");
+            fulln = xmlStrcat(fulln, attr->name);
+            } else {
+            fulln = xmlStrdup(attr->name);
+            }
+
+            /*
+             * Check that the attribute is not declared in the
+             * serialization
+             */
+            att = NULL;
+            if (atts != NULL) {
+            i = 0;
+            att = atts[i];
+            while (att != NULL) {
+                if (xmlStrEqual(att, fulln))
+                break;
+                i += 2;
+                att = atts[i];
+            }
+            }
+            if (att == NULL) {
+                xmlErrValid(ctxt, XML_DTD_STANDALONE_DEFAULTED,
+      EMBED_ERRTXT("standalone: attribute %s on %s defaulted from external subset\n"),
+                    (const char *)fulln,
+                    (const char *)attr->elem);
+            }
+        }
+        attr = attr->nexth;
+        }
+    }
+
+    /*
+     * Actually insert defaulted values when needed
+     */
+    attr = elemDecl->attributes;
+    while (attr != NULL) {
+        /*
+         * Make sure that attributes redefinition occuring in the
+         * internal subset are not overriden by definitions in the
+         * external subset.
+         */
+        if (attr->defaultValue != NULL) {
+        /*
+         * the element should be instantiated in the tree if:
+         *  - this is a namespace prefix
+         *  - the user required for completion in the tree
+         *    like XSLT
+         *  - there isn't already an attribute definition
+         *    in the internal subset overriding it.
+         */
+        if (((attr->prefix != NULL) &&
+             (xmlStrEqual(attr->prefix, BAD_CAST "xmlns"))) ||
+            ((attr->prefix == NULL) &&
+             (xmlStrEqual(attr->name, BAD_CAST "xmlns"))) ||
+            (ctxt->loadsubset & XML_COMPLETE_ATTRS)) {
+            xmlAttributePtr tst;
+
+            tst = xmlGetDtdQAttrDesc(ctxt->myDoc->intSubset,
+                         attr->elem, attr->name,
+                         attr->prefix);
+            if ((tst == attr) || (tst == NULL)) {
+                xmlChar fn[50];
+            xmlChar *fulln;
+
+                        fulln = xmlBuildQName(attr->name, attr->prefix, fn, 50);
+            if (fulln == NULL) {
+                if ((ctxt->sax != NULL) &&
+                    (ctxt->sax->error != NULL))
+                ctxt->sax->error(ctxt->userData,
+                     EMBED_ERRTXT("SAX.xmlSAX2StartElement(): out of memory\n"));
+                ctxt->errNo = XML_ERR_NO_MEMORY;
+                ctxt->instate = XML_PARSER_EOF;
+                ctxt->disableSAX = 1;
+                return;
+            }
+
+            /*
+             * Check that the attribute is not declared in the
+             * serialization
+             */
+            att = NULL;
+            if (atts != NULL) {
+                i = 0;
+                att = atts[i];
+                while (att != NULL) {
+                if (xmlStrEqual(att, fulln))
+                    break;
+                i += 2;
+                att = atts[i];
+                }
+            }
+            if (att == NULL) {
+                xmlSAX2AttributeInternal(ctxt, fulln,
+                         attr->defaultValue, prefix);
+            }
+            if ((fulln != fn) && (fulln != attr->name))
+                xmlFree(fulln);
+            }
+        }
+        }
+        attr = attr->nexth;
+    }
+    if (internal == 1) {
+        elemDecl = xmlGetDtdQElementDesc(ctxt->myDoc->extSubset,
+                                     name, prefix);
+        internal = 0;
+        goto process_external_subset;
+    }
+    }
+}
+
+/**
+ * xmlSAX2StartElement:
+ * @param ctx the user data (XML parser context)
+ * @param fullname The element name, including namespace prefix
+ * @param atts An array of name/value attributes pairs, NULL terminated
+ *
+ * called when an opening tag has been processed.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2StartElement(void *ctx, const xmlChar *fullname, const xmlChar **atts)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret;
+    xmlNodePtr parent = ctxt->node;
+    xmlNsPtr ns;
+    xmlChar *name;
+    xmlChar *prefix;
+    const xmlChar *att;
+    const xmlChar *value;
+    int i;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2StartElement(%s)\n", fullname);
+#endif
+
+    /*
+     * First check on validity:
+     */
+    if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) &&
+        ((ctxt->myDoc->intSubset == NULL) ||
+     ((ctxt->myDoc->intSubset->notations == NULL) &&
+      (ctxt->myDoc->intSubset->elements == NULL) &&
+      (ctxt->myDoc->intSubset->attributes == NULL) &&
+      (ctxt->myDoc->intSubset->entities == NULL)))) {
+    xmlErrValid(ctxt, XML_ERR_NO_DTD,
+      EMBED_ERRTXT("Validation failed: no DTD found !"), NULL, NULL);
+    ctxt->validate = 0;
+    }
+
+
+    /*
+     * Split the full name into a namespace prefix and the tag name
+     */
+    name = xmlSplitQName(ctxt, fullname, &prefix);
+
+
+    /*
+     * Note : the namespace resolution is deferred until the end of the
+     *        attributes parsing, since local namespace can be defined as
+     *        an attribute at this level.
+     */
+    ret = xmlNewDocNodeEatName(ctxt->myDoc, NULL, name, NULL);
+    if (ret == NULL) {
+        if (prefix != NULL)
+            xmlFree(prefix);
+        ctxt->errNo = XML_ERR_NO_MEMORY;
+        ctxt->instate = XML_PARSER_EOF;
+        ctxt->disableSAX = 1;
+        return;
+    }
+    if (ctxt->myDoc->children == NULL) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext, "Setting %s as root\n", name);
+#endif
+        xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret);
+    } else if (parent == NULL) {
+        parent = ctxt->myDoc->children;
+    }
+    ctxt->nodemem = -1;
+
+#ifdef LIBXML_ENABLE_NODE_LINEINFO
+    if (ctxt->linenumbers) {
+        if (ctxt->input != NULL) {
+            if (ctxt->input->line < 65535)
+                ret->line = (short) ctxt->input->line;
+            else
+                ret->line = 65535;
+        }
+    }
+#endif
+    /*
+     * We are parsing a new node.
+     */
+#ifdef DEBUG_SAX_TREE
+    xmlGenericError(xmlGenericErrorContext, "pushing(%s)\n", name);
+#endif
+    nodePush(ctxt, ret);
+
+    /*
+     * Link the child element
+     */
+    if (parent != NULL) {
+        if (parent->type == XML_ELEMENT_NODE) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,"adding child %s to %s\n", name, parent->name);
+#endif
+            xmlAddChild(parent, ret);
+        } else {
+#ifdef DEBUG_SAX_TREE
+            xmlGenericError(xmlGenericErrorContext,"adding sibling %s to ", name);
+            xmlDebugDumpOneNode(stderr, parent, 0);
+#endif
+            xmlAddSibling(parent, ret);
+        }
+    }
+
+    /*
+     * Insert all the defaulted attributes from the DTD especially namespaces
+     */
+    
+    if ((!ctxt->html) &&
+        ((ctxt->myDoc->intSubset != NULL) || (ctxt->myDoc->extSubset != NULL)))
+    {
+        xmlCheckDefaultedAttributes(ctxt, name, prefix, atts);
+    }
+
+    /*
+     * process all the attributes whose name start with "xmlns"
+     */
+    if (atts != NULL) {
+        i = 0;
+        att = atts[i++];
+        value = atts[i++];
+        if (!ctxt->html) {
+            while ((att != NULL) && (value != NULL)) {
+                if ((att[0] == 'x') && (att[1] == 'm') && (att[2] == 'l') &&
+                    (att[3] == 'n') && (att[4] == 's'))
+                    xmlSAX2AttributeInternal(ctxt, att, value, prefix);
+
+                att = atts[i++];
+                value = atts[i++];
+            }
+        }
+    }
+
+    /*
+     * Search the namespace, note that since the attributes have been
+     * processed, the local namespaces are available.
+     */
+    ns = xmlSearchNs(ctxt->myDoc, ret, prefix);
+    if ((ns == NULL) && (parent != NULL))
+        ns = xmlSearchNs(ctxt->myDoc, parent, prefix);
+    
+    if ((prefix != NULL) && (ns == NULL)) {
+        ns = xmlNewNs(ret, NULL, prefix);
+        if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+            ctxt->sax->warning(ctxt->userData,EMBED_ERRTXT("Namespace prefix %s is not defined\n"), prefix);
+    }
+
+    /*
+     * set the namespace node, making sure that if the default namspace
+     * is unbound on a parent we simply kee it NULL
+     */
+    if ((ns != NULL) && (ns->href != NULL) &&
+        ((ns->href[0] != 0) || (ns->prefix != NULL)))
+        xmlSetNs(ret, ns);
+
+    /*
+     * process all the other attributes
+     */
+    if (atts != NULL) {
+        i = 0;
+        att = atts[i++];
+        value = atts[i++];
+        if (ctxt->html) {
+            while (att != NULL) {
+                xmlSAX2AttributeInternal(ctxt, att, value, NULL);
+                att = atts[i++];
+                value = atts[i++];
+            }
+        } else {
+            while ((att != NULL) && (value != NULL)) {
+                if ((att[0] != 'x') || (att[1] != 'm') || (att[2] != 'l') ||
+                    (att[3] != 'n') || (att[4] != 's'))
+                    xmlSAX2AttributeInternal(ctxt, att, value, NULL);
+
+                /*
+                 * Next ones
+                 */
+                att = atts[i++];
+                value = atts[i++];
+            }
+        }
+    }
+
+#ifdef LIBXML_VALID_ENABLED
+    /*
+     * If it's the Document root, finish the DTD validation and
+     * check the document root element for validity
+     */
+    if ((ctxt->validate) && (ctxt->vctxt.finishDtd == 0)) {
+    int chk;
+
+    chk = xmlValidateDtdFinal(&ctxt->vctxt, ctxt->myDoc);
+    if (chk <= 0)
+        ctxt->valid = 0;
+    if (chk < 0)
+        ctxt->wellFormed = 0;
+    ctxt->valid &= xmlValidateRoot(&ctxt->vctxt, ctxt->myDoc);
+    ctxt->vctxt.finishDtd = 1;
+    }
+#endif /* LIBXML_VALID_ENABLED */
+
+    if (prefix != NULL)
+    xmlFree(prefix);
+
+}
+
+/**
+ * xmlSAX2EndElement:
+ * @param ctx the user data (XML parser context)
+ * @param name The element name
+ *
+ * called when the end of an element has been detected.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2EndElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    //xmlParserNodeInfo node_info;
+    xmlNodePtr cur = ctxt->node;
+
+#ifdef DEBUG_SAX
+    if (name == NULL)
+        xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2EndElement(NULL)\n");
+    else
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2EndElement(%s)\n", name);
+#endif
+
+#ifdef XMLENGINE_ENABLE_PARSER_RECORD_INFO
+    /* Capture end position and add node */
+    if (cur != NULL && ctxt->record_info) {
+      node_info.end_pos = ctxt->input->cur - ctxt->input->base;
+      node_info.end_line = ctxt->input->line;
+      node_info.node = cur;
+      xmlParserAddNodeInfo(ctxt, &node_info);
+    }
+#endif // XMLENGINE_ENABLE_PARSER_RECORD_INFO
+
+    ctxt->nodemem = -1;
+
+#ifdef LIBXML_VALID_ENABLED
+    if (ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+        ctxt->valid &= xmlValidateOneElement(&ctxt->vctxt, ctxt->myDoc,
+                         cur);
+#endif /* LIBXML_VALID_ENABLED */
+
+
+    /*
+     * end of parsing of this node.
+     */
+#ifdef DEBUG_SAX_TREE
+    xmlGenericError(xmlGenericErrorContext, "popping(%s)\n", cur->name);
+#endif
+    nodePop(ctxt);
+}
+#endif /* LIBXML_SAX1_ENABLED || LIBXML_HTML_ENABLE */
+
+/*
+ * xmlSAX2TextNode:
+ * @param ctxt the parser context
+ * @param str the input string
+ * @param len the string length
+ *
+ * Remove the entities from an attribute value
+ *
+ * Returns the newly allocated string or NULL if not needed or error
+ */
+static xmlNodePtr
+xmlSAX2TextNode(xmlParserCtxtPtr ctxt, const xmlChar *str, int len) {
+	LOAD_GS(ctxt)
+    xmlNodePtr ret;
+    const xmlChar *intern = NULL;
+
+    /*
+     * Allocate
+     */
+    if (ctxt->freeElems != NULL) {
+        ret = ctxt->freeElems;
+        ctxt->freeElems = ret->next;
+        ctxt->freeElemsNr--;
+    } else {
+        ret = (xmlNodePtr) xmlMalloc(sizeof(xmlNode));
+    }
+    if (ret == NULL) {
+OOM:
+        if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+            ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("SAX.xmlSAX2Characters(): out of memory\n"));
+        ctxt->errNo = XML_ERR_NO_MEMORY;
+        ctxt->instate = XML_PARSER_EOF;
+        ctxt->disableSAX = 1;
+        return(NULL);
+    }
+    /*
+     * intern the formatting blanks found between tags, or the
+     * very short strings
+     */
+    if (ctxt->dictNames) {
+        xmlChar cur = str[len];
+
+        if ((len <= 3) && ((cur == '"') || (cur == '\'') ||
+            ((cur == '<') && (str[len + 1] != '!'))))
+        {
+            intern = xmlDictLookup(ctxt->dict, str, len);
+        }
+        else if (IS_BLANK_CH(*str) && (len < 60) && (cur == '<') &&
+                   (str[len + 1] != '!'))
+           {
+                int i;
+
+                for (i = 1;i < len;i++) {
+                    if (!IS_BLANK_CH(str[i])) goto skip;
+                }
+                intern = xmlDictLookup(ctxt->dict, str, len);
+            }
+    }
+skip:
+    memset(ret, 0, sizeof(xmlNode));
+    ret->type = XML_TEXT_NODE;
+
+    ret->name = xmlStringText;
+    if (intern == NULL)
+    	{
+    	ret->content = xmlStrndup(str, len);
+    		{
+    		if(OOM_FLAG)
+    			{
+			    if (ctxt->freeElems != NULL) 
+			    	{ 
+			    	ctxt->freeElemsNr++;   			
+			        ret->next = ctxt->freeElems;
+			        ctxt->freeElems = ret;
+			    	}
+			    else
+			    	{
+			    	xmlFreeNode(ret);
+			    	}
+			    goto OOM;
+    			}
+    		}
+    	}
+    else
+        ret->content = (xmlChar *) intern;
+
+    if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))
+        xmlRegisterNodeDefaultValue(ret);
+    return(ret);
+}
+
+#ifdef LIBXML_VALID_ENABLED
+/*
+ * xmlSAX2DecodeAttrEntities:
+ * @param ctxt the parser context
+ * @param str the input string
+ * @param len the string length
+ *
+ * Remove the entities from an attribute value
+ *
+ * Returns the newly allocated string or NULL if not needed or error
+ */
+static xmlChar *
+xmlSAX2DecodeAttrEntities(xmlParserCtxtPtr ctxt, const xmlChar *str,
+                          const xmlChar *end) {
+    const xmlChar *in;
+    xmlChar *ret;
+
+    in = str;
+    while (in < end)
+        if (*in++ == '&')
+        goto decode;
+    return(NULL);
+decode:
+    ctxt->depth++;
+    ret = xmlStringLenDecodeEntities(ctxt, str, end - str,
+                     XML_SUBSTITUTE_REF, 0,0,0);
+    ctxt->depth--;
+    return(ret);
+}
+#endif /* LIBXML_VALID_ENABLED */
+
+
+/**
+ * xmlSAX2AttributeNs:
+ * @param ctx the user data (XML parser context)
+ * @param localname the local name of the attribute
+ * @param prefix the attribute namespace prefix if available
+ * @param URI the attribute namespace name if available
+ * @param value Start of the attribute value
+ * @param valueend end of the attribute value
+ *
+ * Handle an attribute that has been read by the parser.
+ * The default handling is to convert the attribute into an
+ * DOM subtree and past it in a new xmlAttr element added to
+ * the element.
+ */
+static void
+xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
+                   const xmlChar* localname,
+                   const xmlChar* prefix,
+                   const xmlChar* value,
+                   const xmlChar* valueend)
+{
+	LOAD_GS(ctxt)
+    xmlAttrPtr ret;
+    xmlNsPtr nameSpace = NULL;
+    xmlChar *dup = NULL;
+
+    /*
+     * Note: if prefix == NULL, the attribute is not in the default namespace
+     */
+    if (prefix != NULL)
+        nameSpace = xmlSearchNs(ctxt->myDoc, ctxt->node, prefix);
+
+    /*
+     * allocate the node
+     */
+    if (ctxt->freeAttrs != NULL)
+    {
+        ret = ctxt->freeAttrs;
+        ctxt->freeAttrs = ret->next;
+        ctxt->freeAttrsNr--;
+        memset(ret, 0, sizeof(xmlAttr));
+        ret->type = XML_ATTRIBUTE_NODE;
+
+        ret->parent = ctxt->node;
+        ret->doc = ctxt->myDoc;
+        ret->ns = nameSpace;
+
+        if (ctxt->dictNames)
+            ret->name = localname;
+        else
+            ret->name = xmlStrdup(localname);
+
+            
+        if (ctxt->node->properties == NULL) {
+            ctxt->node->properties = ret;
+        } else {
+            xmlAttrPtr prev = ctxt->node->properties;
+
+            while (prev->next != NULL) prev = prev->next;
+            prev->next = ret;
+            ret->prev = prev;
+        }
+
+        if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))
+            xmlRegisterNodeDefaultValue((xmlNodePtr)ret);
+    } else {
+        if (ctxt->dictNames)
+            ret = xmlNewNsPropEatName(ctxt->node, nameSpace,
+                                      (xmlChar *) localname, NULL);
+        else
+            ret = xmlNewNsProp(ctxt->node, nameSpace, localname, NULL);
+        if (ret == NULL) {
+            ctxt->errNo = XML_ERR_NO_MEMORY;
+            ctxt->instate = XML_PARSER_EOF;
+            ctxt->disableSAX = 1;
+            return;
+        }
+    }
+
+    if ((ctxt->replaceEntities == 0) && (!ctxt->html))
+    {
+        xmlNodePtr tmp;
+
+        /*
+         * We know that if there is an entity reference, then
+         * the string has been dup'ed and terminates with 0
+         * otherwise with ' or "
+         */
+        if (*valueend != 0) {
+            tmp = xmlSAX2TextNode(ctxt, value, valueend - value);
+		    if(OOM_FLAG) 
+		    	{
+		    	xmlFree(dup);
+		    	return;
+		    	}
+            ret->children = tmp;
+            ret->last = tmp;
+            if (tmp != NULL) {
+            tmp->doc = ret->doc;
+            tmp->parent = (xmlNodePtr) ret;
+            }
+        } else {
+            ret->children = xmlStringLenGetNodeList(ctxt->myDoc, value, valueend - value);
+            
+            tmp = ret->children;
+            while (tmp != NULL) {
+            tmp->parent = (xmlNodePtr) ret;
+            if (tmp->next == NULL)
+                ret->last = tmp;
+            tmp = tmp->next;
+            }
+        }
+    } else if (value != NULL) {
+        xmlNodePtr tmp;
+
+        tmp = xmlSAX2TextNode(ctxt, value, valueend - value);
+        ret->children = tmp;
+        ret->last = tmp;
+        if (tmp != NULL) {
+            tmp->doc = ret->doc;
+            tmp->parent = (xmlNodePtr) ret;
+        }
+    }
+
+#ifdef LIBXML_VALID_ENABLED
+    if ((!ctxt->html) && ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset) {
+    /*
+     * If we don't substitute entities, the validation should be
+     * done on a value with replaced entities anyway.
+     */
+        if (!ctxt->replaceEntities) {
+        dup = xmlSAX2DecodeAttrEntities(ctxt, value, valueend);
+        if (dup == NULL) {
+            if (*valueend == 0) {
+            ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt,
+                    ctxt->myDoc, ctxt->node, ret, value);
+        } else {
+            /*
+             * That should already be normalized.
+             * cheaper to finally allocate here than duplicate
+             * entry points in the full validation code
+             */
+            dup = xmlStrndup(value, valueend - value);
+
+            ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt,
+                    ctxt->myDoc, ctxt->node, ret, dup);
+        }
+        } else {
+            /*
+         * dup now contains a string of the flattened attribute
+         * content with entities substitued. Check if we need to
+         * apply an extra layer of normalization.
+         * It need to be done twice ... it's an extra burden related
+         * to the ability to keep references in attributes
+         */
+        if (ctxt->attsSpecial != NULL) {
+            xmlChar *nvalnorm;
+            xmlChar fn[50];
+            xmlChar *fullname;
+
+            fullname = xmlBuildQName(localname, prefix, fn, 50);
+            if (fullname != NULL) {
+            ctxt->vctxt.valid = 1;
+                nvalnorm = xmlValidCtxtNormalizeAttributeValue(
+                             &ctxt->vctxt, ctxt->myDoc,
+                     ctxt->node, fullname, dup);
+            if (ctxt->vctxt.valid != 1)
+                ctxt->valid = 0;
+
+            if ((fullname != fn) && (fullname != localname))
+                xmlFree(fullname);
+            if (nvalnorm != NULL) {
+                xmlFree(dup);
+                dup = nvalnorm;
+            }
+            }
+        }
+
+        ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt,
+                    ctxt->myDoc, ctxt->node, ret, dup);
+        }
+    } else {
+        /*
+         * if entities already have been substitued, then
+         * the attribute as passed is already normalized
+         */
+        dup = xmlStrndup(value, valueend - value);
+
+        ctxt->valid &= xmlValidateOneAttribute(&ctxt->vctxt,
+                                 ctxt->myDoc, ctxt->node, ret, dup);
+    }
+    } else
+#endif /* LIBXML_VALID_ENABLED */
+           if (((ctxt->loadsubset & XML_SKIP_IDS) == 0) &&
+           (((ctxt->replaceEntities == 0) && (ctxt->external != 2)) ||
+            ((ctxt->replaceEntities != 0) && (ctxt->inSubset == 0)))) {
+        /*
+     * when validating, the ID registration is done at the attribute
+     * validation level. Otherwise we have to do specific handling here.
+     */
+    if (xmlIsID(ctxt->myDoc, ctxt->node, ret)) {
+        /* might be worth duplicate entry points and not copy */
+        if (dup == NULL)
+            dup = xmlStrndup(value, valueend - value);
+        xmlAddID(&ctxt->vctxt, ctxt->myDoc, dup, ret);
+    } else if (xmlIsRef(ctxt->myDoc, ctxt->node, ret)) {
+        if (dup == NULL)
+            dup = xmlStrndup(value, valueend - value);
+        xmlAddRef(&ctxt->vctxt, ctxt->myDoc, dup, ret);
+        } else if ((prefix == ctxt->str_xml) &&
+               (localname[0] == 'i') && (localname[1] == 'd') &&
+           (localname[2] == 0)) {
+        /*
+         * Add the xml:id value
+         *
+         * Open issue: normalization of the value.
+         */
+        if (dup == NULL)
+            dup = xmlStrndup(value, valueend - value);
+        if (xmlValidateNCName(dup, 1) != 0) {
+            xmlErrValid(ctxt, XML_DTD_XMLID_VALUE,
+              EMBED_ERRTXT("xml:id : attribute value %s is not an NCName\n"),
+                (const char *) dup, NULL);
+        }
+        xmlAddID(&ctxt->vctxt, ctxt->myDoc, dup, ret);
+    }
+    }
+    if (dup != NULL)
+    xmlFree(dup);
+}
+
+/**
+ * xmlSAX2StartElementNs:
+ * @param ctx the user data (XML parser context)
+ * @param localname the local name of the element
+ * @param prefix the element namespace prefix if available
+ * @param URI the element namespace name if available
+ * @param nb_namespaces number of namespace definitions on that node
+ * @param namespaces pointer to the array of prefix/URI pairs namespace definitions
+ * @param nb_attributes the number of attributes on that node
+ * @param nb_defaulted the number of defaulted attributes.
+ * @param attributes pointer to the array of (localname/prefix/URI/value/end)
+ *               attribute values.
+ *
+ * SAX2 callback when an element start has been detected by the parser.
+ * It provides the namespace informations for the element, as well as
+ * the new namespace declarations on the element.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2StartElementNs(void* ctx,
+                      const xmlChar *localname,
+                      const xmlChar *prefix,
+                      const xmlChar *URI,
+                      int nb_namespaces,
+                      const xmlChar **namespaces,
+                      int nb_attributes,
+                      int nb_defaulted,
+                      const xmlChar **attributes)
+{
+	xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret;
+    xmlNodePtr parent = ctxt->node;
+    xmlNsPtr last = NULL, ns;
+    const xmlChar *uri, *pref;
+    int i, j;
+	LOAD_GS_SAFE_CTXT(ctxt)
+	
+    
+    /*
+     * First check on validity:
+     */
+    if (ctxt->validate &&
+            (ctxt->myDoc->extSubset == NULL) &&
+               ((ctxt->myDoc->intSubset == NULL)
+                    ||
+                ((ctxt->myDoc->intSubset->notations == NULL) &&
+                 (ctxt->myDoc->intSubset->elements  == NULL) &&
+                 (ctxt->myDoc->intSubset->attributes == NULL)&&
+                 (ctxt->myDoc->intSubset->entities  == NULL)
+                 )
+             )
+        )
+    {
+        xmlErrValid(ctxt, XML_ERR_NO_DTD, EMBED_ERRTXT("Validation failed: no DTD found !"), NULL, NULL);
+        ctxt->validate = 0;
+    }
+
+    /*
+     * allocate the node
+     */
+    if (ctxt->freeElems != NULL) {
+        ret = ctxt->freeElems;
+        ctxt->freeElems = ret->next;
+        ctxt->freeElemsNr--;
+        memset(ret, 0, sizeof(xmlNode));
+        ret->type = XML_ELEMENT_NODE;
+
+        if (ctxt->dictNames)
+            ret->name = localname;
+        else
+            ret->name = xmlStrdup(localname); 
+
+        if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))
+            xmlRegisterNodeDefaultValue(ret);
+    } else {
+        if (ctxt->dictNames)
+            ret = xmlNewDocNodeEatName(ctxt->myDoc, NULL,
+                                       (xmlChar *) localname, NULL);
+        else
+            ret = xmlNewDocNode(ctxt->myDoc, NULL, localname, NULL);
+
+        if (ret == NULL) {
+            ctxt->errNo = XML_ERR_NO_MEMORY;
+            ctxt->instate = XML_PARSER_EOF;
+            ctxt->disableSAX = 1;
+            return;
+        }
+    }
+#ifdef LIBXML_ENABLE_NODE_LINEINFO
+    if (ctxt->linenumbers) {
+        if (ctxt->input != NULL) {
+            if (ctxt->input->line < 65535)
+                ret->line = (short) ctxt->input->line;
+            else
+                ret->line = 65535;
+        }
+    }
+#endif
+
+    if (ctxt->myDoc->children == NULL) {
+        xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret);
+    } else if (parent == NULL) {
+        parent = ctxt->myDoc->children;
+    }
+    /*
+     * Build the namespace list
+     */
+    for (i = 0,j = 0;j < nb_namespaces;j++)
+    {
+        pref = namespaces[i++];
+        uri = namespaces[i++];
+        // NULL passed in order to avoid uniqueness check in xmlNewNs(),
+        ns = xmlNewNs(NULL, uri, pref);
+        // ... but then we need to link new Ns node manually
+        if (ns != NULL) {
+            if (last == NULL) {
+                ret->nsDef = last = ns;
+            } else {
+                last->next = ns;
+                last = ns;
+            }
+            if ((URI != NULL) && (prefix == pref))
+                ret->ns = ns;
+        } else {
+            ctxt->errNo = XML_ERR_NO_MEMORY;
+            ctxt->instate = XML_PARSER_EOF;
+            ctxt->disableSAX = 1;
+            //DONE: OOM: cleanup:
+            if(ctxt->myDoc->children != ret)
+                xmlFreeNode(ret); // it was not yet inserted in myDoc
+            return;
+        }
+#ifdef LIBXML_VALID_ENABLED
+        if (ctxt->validate && (!ctxt->html) && ctxt->wellFormed &&
+            ctxt->myDoc && ctxt->myDoc->intSubset)
+        {
+            ctxt->valid &= xmlValidateOneNamespace(&ctxt->vctxt, ctxt->myDoc,
+                                                   ret, prefix, ns, uri);
+        }
+#endif /* LIBXML_VALID_ENABLED */
+    } // for (i = 0,j = 0;j < nb_namespaces;j++)
+
+    ctxt->nodemem = -1;
+
+    /*
+     * We are parsing a new node.
+     */
+    nodePush(ctxt, ret); 
+
+    /*
+     * Link the child element
+     */
+    if (parent != NULL) {
+        if (parent->type == XML_ELEMENT_NODE) {
+            xmlAddChild(parent, ret);
+        } else {
+            xmlAddSibling(parent, ret);
+        }
+    }
+
+    /*
+     * Insert the defaulted attributes from the DTD only if requested:
+     */
+    if ((nb_defaulted != 0) &&
+        ((ctxt->loadsubset & XML_COMPLETE_ATTRS) == 0))
+    {
+        nb_attributes -= nb_defaulted;
+    }
+
+    /*
+     * Search the namespace if it wasn't already found
+     */
+    if ((URI != NULL) && (ret->ns == NULL)) {
+        ret->ns = xmlSearchNs(ctxt->myDoc, parent, prefix);
+        if (ret->ns == NULL) {
+            ns = xmlNewNs(ret, NULL, prefix);
+            if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
+            ctxt->sax->warning(ctxt->userData,
+                 EMBED_ERRTXT("Namespace prefix %s was not found\n"), prefix);
+        }
+    }
+
+    /*
+     * process all the other attributes
+     */
+        if (nb_attributes > 0) {
+            for (j = 0,i = 0;i < nb_attributes;i++,j+=5) {
+            
+            xmlSAX2AttributeNs(ctxt, attributes[j], attributes[j+1],
+                               attributes[j+3], attributes[j+4]);  
+		    if(OOM_FLAG) 
+		    	{
+		    	return;
+		    	}                               
+        }
+    }
+
+#ifdef LIBXML_VALID_ENABLED
+    /*
+     * If it's the Document root, finish the DTD validation and
+     * check the document root element for validity
+     */
+    if ((ctxt->validate) && (ctxt->vctxt.finishDtd == 0)) {
+    int chk;
+
+    chk = xmlValidateDtdFinal(&ctxt->vctxt, ctxt->myDoc);
+    if (chk <= 0)
+        ctxt->valid = 0;
+    if (chk < 0)
+        ctxt->wellFormed = 0;
+    ctxt->valid &= xmlValidateRoot(&ctxt->vctxt, ctxt->myDoc);
+    ctxt->vctxt.finishDtd = 1;
+    }
+#endif /* LIBXML_VALID_ENABLED */
+}
+
+/**
+ * xmlSAX2EndElementNs:
+ * @param ctx the user data (XML parser context)
+ * @param localname the local name of the element
+ * @param prefix the element namespace prefix if available
+ * @param URI the element namespace name if available
+ *
+ * SAX2 callback when an element end has been detected by the parser.
+ * It provides the namespace informations for the element.
+ */
+
+XMLPUBFUNEXPORT void
+xmlSAX2EndElementNs(void *ctx,
+                    const xmlChar * localname ATTRIBUTE_UNUSED,
+                    const xmlChar * prefix ATTRIBUTE_UNUSED,
+            const xmlChar * URI ATTRIBUTE_UNUSED)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+#if defined(LIBXML_VALID_ENABLED) || defined(XMLENGINE_ENABLE_PARSER_RECORD_INFO)
+    xmlNodePtr cur = ctxt->node;
+#endif
+
+#ifdef XMLENGINE_ENABLE_PARSER_RECORD_INFO
+    {
+    xmlParserNodeInfo node_info;
+
+    /* Capture end position and add node */
+    if ((ctxt->record_info) && (cur != NULL)) {
+        node_info.end_pos = ctxt->input->cur - ctxt->input->base;
+        node_info.end_line = ctxt->input->line;
+        node_info.node = cur;
+        xmlParserAddNodeInfo(ctxt, &node_info);
+    }
+    }
+#endif
+
+    ctxt->nodemem = -1;
+
+#ifdef LIBXML_VALID_ENABLED
+    if (ctxt->validate && ctxt->wellFormed &&
+        ctxt->myDoc && ctxt->myDoc->intSubset)
+        ctxt->valid &= xmlValidateOneElement(&ctxt->vctxt, ctxt->myDoc, cur);
+#endif /* LIBXML_VALID_ENABLED */
+
+    /*
+     * end of parsing of this node.
+     */
+    nodePop(ctxt);
+}
+
+/**
+ * xmlSAX2Reference:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * called when an entity xmlSAX2Reference is detected.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2Reference(void *ctx, const xmlChar *name)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2Reference(%s)\n", name);
+#endif
+    if (name[0] == '#')
+        ret = xmlNewCharRef(ctxt->myDoc, name);
+    else
+        ret = xmlNewReference(ctxt->myDoc, name);
+#ifdef DEBUG_SAX_TREE
+    xmlGenericError(xmlGenericErrorContext,
+        "add xmlSAX2Reference %s to %s \n", name, ctxt->node->name);
+#endif
+    xmlAddChild(ctxt->node, ret);
+}
+
+/**
+ * xmlSAX2Characters:
+ * @param ctx the user data (XML parser context)
+ * @param ch a xmlChar string
+ * @param len the number of xmlChar
+ *
+ * receiving some chars from the parser.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2Characters(void *ctx, const xmlChar *ch, int len)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr lastChild;
+
+	/*
+	 *   SYMBIAN DEF130695 FIX : Ensuring that CTX(xml buffer context) is valid or not. The CTX is being considered 
+     *                           here while receiving parsed characters using SAX parsing mechanism.	       
+	 */
+	if(ctx == NULL)
+		return;
+
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2Characters(%.30s, %d)\n", ch, len);
+#endif
+    /*
+     * Handle the data if any. If there is no child
+     * add it as content, otherwise if the last child is text,
+     * concatenate it, else create a new node of type text.
+     */
+
+    if (ctxt->node == NULL) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext, "add chars: ctxt->node == NULL !\n");
+#endif
+        return;
+    }
+    lastChild = ctxt->node->last;
+#ifdef DEBUG_SAX_TREE
+    xmlGenericError(xmlGenericErrorContext, "add chars to %s \n", ctxt->node->name);
+#endif
+
+    /*
+     * Here we needed an accelerator mechanism in case of very large
+     * elements. Use an attribute in the structure !!!
+     */
+    if (lastChild == NULL) {
+        lastChild = xmlSAX2TextNode(ctxt, ch, len);
+        
+        if (lastChild != NULL) {
+            ctxt->node->children = lastChild;
+            ctxt->node->last = lastChild;
+            lastChild->parent = ctxt->node;
+            lastChild->doc = ctxt->node->doc;
+            ctxt->nodelen = len;
+            ctxt->nodemem = len + 1;
+        }
+    } else {
+    int coalesceText = (lastChild != NULL) &&
+        (lastChild->type == XML_TEXT_NODE) &&
+        (lastChild->name == xmlStringText);
+    if ((coalesceText) && (ctxt->nodemem != 0)) {
+        /*
+         * The whole point of maintaining nodelen and nodemem,
+         * xmlTextConcat is too costly, i.e. compute length,
+         * reallocate a new buffer, move data, append ch. Here
+         * We try to minimaze realloc() uses and avoid copying
+         * and recomputing length over and over.
+         */
+        if ((ctxt->nodemem == ctxt->nodelen + 1) &&
+            (xmlDictOwns(ctxt->dict, lastChild->content)))
+        {
+            lastChild->content = xmlStrdup(lastChild->content);
+        }
+        if (ctxt->nodelen + len >= ctxt->nodemem) {
+            xmlChar *newbuf;
+            int size;
+
+            size = ctxt->nodemem + len;
+            size *= 2;
+            newbuf = (xmlChar *) xmlRealloc(lastChild->content,size);
+            if (newbuf == NULL) {
+                if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                    ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("SAX.xmlSAX2Characters(): out of memory\n"));
+                ctxt->errNo = XML_ERR_NO_MEMORY;
+                ctxt->instate = XML_PARSER_EOF;
+                ctxt->disableSAX = 1;
+                return;
+            }
+            ctxt->nodemem = size;
+            lastChild->content = newbuf;
+        }
+        memcpy(&lastChild->content[ctxt->nodelen], ch, len);
+        ctxt->nodelen += len;
+        lastChild->content[ctxt->nodelen] = 0;
+    } else if (coalesceText) {
+        if (xmlTextConcat(lastChild, ch, len)) {
+            if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
+                ctxt->sax->error(ctxt->userData, EMBED_ERRTXT("SAX.xmlSAX2Characters(): out of memory\n"));
+            ctxt->errNo = XML_ERR_NO_MEMORY;
+            ctxt->instate = XML_PARSER_EOF;
+            ctxt->disableSAX = 1;
+        }
+        if (ctxt->node->children != NULL) {
+            ctxt->nodelen = xmlStrlen(lastChild->content);
+            ctxt->nodemem = ctxt->nodelen + 1;
+        }
+    } else {
+        /* Mixed content, first time */
+        lastChild = xmlSAX2TextNode(ctxt, ch, len);
+        if (lastChild != NULL) {
+            xmlAddChild(ctxt->node, lastChild);
+            if (ctxt->node->children != NULL) {
+                ctxt->nodelen = len;
+                ctxt->nodemem = len + 1;
+            }
+        }
+    }
+    }
+}
+
+/**
+ * xmlSAX2IgnorableWhitespace:
+ * @param ctx the user data (XML parser context)
+ * @param ch a xmlChar string
+ * @param len the number of xmlChar
+ *
+ * receiving some ignorable whitespaces from the parser.
+ * UNUSED: by default the DOM building will use xmlSAX2Characters
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2IgnorableWhitespace(void *ctx ATTRIBUTE_UNUSED, const xmlChar *ch ATTRIBUTE_UNUSED, int len ATTRIBUTE_UNUSED)
+{
+    /* xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx; */
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2IgnorableWhitespace(%.30s, %d)\n", ch, len);
+#endif
+    if(ctx) return; // just to use ctx
+}
+
+/**
+ * xmlSAX2ProcessingInstruction:
+ * @param ctx the user data (XML parser context)
+ * @param target the target name
+ * @param data the PI data's
+ *
+ * A processing instruction has been parsed.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2ProcessingInstruction(void *ctx,
+                             const xmlChar *target,
+                             const xmlChar *data)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret;
+    xmlNodePtr parent = ctxt->node;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,
+        "SAX.xmlSAX2ProcessingInstruction(%s, %s)\n", target, data);
+#endif
+
+    ret = xmlNewPI(target, data);
+    if (!ret)
+        return;
+    parent = ctxt->node;
+
+    if (ctxt->inSubset == 1) {
+        xmlAddChild((xmlNodePtr) ctxt->myDoc->intSubset, ret);
+        return;
+    } else
+    if (ctxt->inSubset == 2) {
+        xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret);
+        return;
+    }
+    if ((ctxt->myDoc->children == NULL) || (parent == NULL)) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,"Setting PI %s as root\n", target);
+#endif
+        xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret);
+        return;
+    }
+    if (parent->type == XML_ELEMENT_NODE) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,
+            "adding PI %s child to %s\n", target, parent->name);
+#endif
+        xmlAddChild(parent, ret);
+    } else {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext, "adding PI %s sibling to ", target);
+        xmlDebugDumpOneNode(stderr, parent, 0);
+#endif
+        xmlAddSibling(parent, ret);
+    }
+}
+
+/**
+ * xmlSAX2Comment:
+ * @param ctx the user data (XML parser context)
+ * @param value the xmlSAX2Comment content
+ *
+ * A xmlSAX2Comment has been parsed.
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2Comment(void *ctx, const xmlChar *value)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret;
+    xmlNodePtr parent = ctxt->node;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2Comment(%s)\n", value);
+#endif
+    ret = xmlNewDocComment(ctxt->myDoc, value);
+    if (ret == NULL) return;
+
+    
+    if (ctxt->inSubset == 1) {
+        xmlAddChild((xmlNodePtr) ctxt->myDoc->intSubset, ret);
+        return;
+    } else if (ctxt->inSubset == 2) {
+        xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret);
+        return;
+    }
+    if ((ctxt->myDoc->children == NULL) || (parent == NULL)) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,
+            "Setting xmlSAX2Comment as root\n");
+#endif
+        xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret);
+        return;
+    }
+    if (parent->type == XML_ELEMENT_NODE) {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,
+            "adding xmlSAX2Comment child to %s\n", parent->name);
+#endif
+        xmlAddChild(parent, ret);
+    } else {
+#ifdef DEBUG_SAX_TREE
+        xmlGenericError(xmlGenericErrorContext,
+            "adding xmlSAX2Comment sibling to ");
+        xmlDebugDumpOneNode(stderr, parent, 0);
+#endif
+        xmlAddSibling(parent, ret);
+    }
+}
+
+/**
+ * xmlSAX2CDataBlock:
+ * @param ctx the user data (XML parser context)
+ * @param value The pcdata content
+ * @param len the block length
+ *
+ * called when a pcdata block has been parsed
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2CDataBlock(void *ctx, const xmlChar *value, int len)
+{
+    xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
+    xmlNodePtr ret, lastChild;
+
+#ifdef DEBUG_SAX
+    xmlGenericError(xmlGenericErrorContext,"SAX.pcdata(%.10s, %d)\n", value, len);
+#endif
+    lastChild = xmlGetLastChild(ctxt->node);
+#ifdef DEBUG_SAX_TREE
+    xmlGenericError(xmlGenericErrorContext,"add chars to %s \n", ctxt->node->name);
+#endif
+    if ((lastChild != NULL) &&
+        (lastChild->type == XML_CDATA_SECTION_NODE))
+    {
+        xmlTextConcat(lastChild, value, len);
+    } else {
+        ret = xmlNewCDataBlock(ctxt->myDoc, value, len);
+        xmlAddChild(ctxt->node, ret);
+    }
+}
+
+#ifdef LIBXML_SAX1_ENABLED
+/**
+ * xmlSAXDefaultVersion:
+ * @param version the version, 1 or 2
+ *
+ * Set the default version of SAX used globally by the library.
+ * Note that this may not be a good thing to do from a library
+ * it is better to use xmlSAXVersion() to set up specifically the
+ * version for a given parsing context.
+ *
+ * Returns the previous value in case of success and -1 in case of error.
+ */
+XMLPUBFUNEXPORT int
+xmlSAXDefaultVersion(int version)
+{
+	LOAD_GS_DIRECT
+    int ret = xmlSAX2DefaultVersionValue;
+
+    if ((version != 1) && (version != 2))
+        return(-1);
+    xmlSAX2DefaultVersionValue = version;
+    return(ret);
+}
+#endif /* LIBXML_SAX1_ENABLED */
+
+/**
+ * xmlSAXVersion:
+ * @param hdlr the SAX handler
+ * @param version the version, 1 or 2
+ *
+ * Initialize the default XML SAX handler according to the version
+ *
+ * Returns 0 in case of success and -1 in case of error.
+ *
+ * OOM: never
+ */
+XMLPUBFUNEXPORT int
+xmlSAXVersion(xmlSAXHandler *hdlr, int version)
+{
+    if (hdlr == NULL) return(-1);
+    if (version == 2) {
+        hdlr->startElement = NULL;
+        hdlr->endElement = NULL;
+        hdlr->startElementNs = xmlSAX2StartElementNs;
+        hdlr->endElementNs = xmlSAX2EndElementNs;
+        hdlr->serror = NULL;
+        hdlr->initialized = XML_SAX2_MAGIC;
+#ifdef LIBXML_SAX1_ENABLED
+    } else if (version == 1) {
+        hdlr->startElement = xmlSAX2StartElement;
+        hdlr->endElement = xmlSAX2EndElement;
+        hdlr->initialized = 1;
+#endif /* LIBXML_SAX1_ENABLED */
+    } else
+        return(-1);
+    hdlr->internalSubset = xmlSAX2InternalSubset;
+    hdlr->externalSubset = xmlSAX2ExternalSubset;
+    hdlr->isStandalone = xmlSAX2IsStandalone;
+    hdlr->hasInternalSubset = xmlSAX2HasInternalSubset;
+    hdlr->hasExternalSubset = xmlSAX2HasExternalSubset;
+    hdlr->resolveEntity = xmlSAX2ResolveEntity;
+    hdlr->getEntity = xmlSAX2GetEntity;
+    hdlr->getParameterEntity = xmlSAX2GetParameterEntity;
+    hdlr->entityDecl = xmlSAX2EntityDecl;
+    hdlr->attributeDecl = xmlSAX2AttributeDecl;
+    hdlr->elementDecl = xmlSAX2ElementDecl;
+    hdlr->notationDecl = xmlSAX2NotationDecl;
+    hdlr->unparsedEntityDecl = xmlSAX2UnparsedEntityDecl;
+    hdlr->setDocumentLocator = xmlSAX2SetDocumentLocator;
+    hdlr->startDocument = xmlSAX2StartDocument;
+    hdlr->endDocument = xmlSAX2EndDocument;
+    hdlr->reference = xmlSAX2Reference;
+    hdlr->characters = xmlSAX2Characters;
+    hdlr->cdataBlock = xmlSAX2CDataBlock;
+    hdlr->ignorableWhitespace = xmlSAX2Characters;
+    hdlr->processingInstruction = xmlSAX2ProcessingInstruction;
+    hdlr->comment = xmlSAX2Comment;
+// XMLENGINE: MODIFIED CODE
+// preprocessor directive is used for managing error callbacks
+#ifdef _DEBUG_LIBXML
+    hdlr->warning = xmlParserWarning;
+    hdlr->error = xmlParserError;
+    hdlr->fatalError = xmlParserError;
+#else
+    hdlr->warning = NULL;
+    hdlr->error = NULL;
+    hdlr->fatalError = NULL;
+#endif
+// XMLENGINE: BEGINE NEW CODE
+    // These should be nullified for DOMParser
+    hdlr->startPrefixMapping = NULL;
+    hdlr->endPrefixMapping = NULL;
+// XMLENGINE: END NEW CODE
+
+    return(0);
+}
+
+#ifdef LIBXML_HTML_ENABLED
+/**
+ * xmlSAX2InitHtmlDefaultSAXHandler:
+ * @param hdlr the SAX handler
+ *
+ * Initialize the default HTML SAX2 handler
+ */
+void
+xmlSAX2InitHtmlDefaultSAXHandler(xmlSAXHandler *hdlr)
+{
+    if(hdlr->initialized != 0)
+    return;
+
+    hdlr->internalSubset = xmlSAX2InternalSubset;
+    hdlr->externalSubset = NULL;
+    hdlr->isStandalone = NULL;
+    hdlr->hasInternalSubset = NULL;
+    hdlr->hasExternalSubset = NULL;
+    hdlr->resolveEntity = NULL;
+    hdlr->getEntity = xmlSAX2GetEntity;
+    hdlr->getParameterEntity = NULL;
+    hdlr->entityDecl = NULL;
+    hdlr->attributeDecl = NULL;
+    hdlr->elementDecl = NULL;
+    hdlr->notationDecl = NULL;
+    hdlr->unparsedEntityDecl = NULL;
+    hdlr->setDocumentLocator = xmlSAX2SetDocumentLocator;
+    hdlr->startDocument = xmlSAX2StartDocument;
+    hdlr->endDocument = xmlSAX2EndDocument;
+    hdlr->startElement = xmlSAX2StartElement;
+    hdlr->endElement = xmlSAX2EndElement;
+    hdlr->reference = NULL;
+    hdlr->characters = xmlSAX2Characters;
+    hdlr->cdataBlock = xmlSAX2CDataBlock;
+    hdlr->ignorableWhitespace = xmlSAX2IgnorableWhitespace;
+    hdlr->processingInstruction = NULL;
+    hdlr->comment = xmlSAX2Comment;
+    hdlr->warning = xmlParserWarning;
+    hdlr->error = xmlParserError;
+    hdlr->fatalError = xmlParserError;
+
+    hdlr->initialized = 1;
+}
+
+
+/**
+ * htmlDefaultSAXHandlerInit:
+ *
+ * Initialize the default SAX handler
+ */
+void
+htmlDefaultSAXHandlerInit(void)
+{
+// XMLENGINE: disabled: HTML is never parsed
+//    xmlSAX2InitHtmlDefaultSAXHandler((xmlSAXHandlerPtr) &htmlDefaultSAXHandler);
+}
+#endif
+
+
+/**
+ * xmlSAX2InitDefaultSAXHandler:
+ * @param hdlr the SAX handler
+ * @param warning flag if non-zero sets the handler warning procedure
+ *
+ * Initialize the default XML SAX2 handler
+ */
+XMLPUBFUNEXPORT void
+xmlSAX2InitDefaultSAXHandler(xmlSAXHandler* hdlr, int warning)
+{
+	LOAD_GS_DIRECT
+    if ((hdlr == NULL) || (hdlr->initialized != 0))
+        return;
+
+    xmlSAXVersion(hdlr, xmlSAX2DefaultVersionValue);
+    // Note: hdlr->warning is NULL after previous line
+   if(warning)
+    hdlr->warning = xmlParserWarning;
+}
+
+/**
+ * xmlDefaultSAXHandlerInit:
+ *
+ * Initialize the default SAX2 handler
+ *
+ * OOM: never
+ */
+XMLPUBFUNEXPORT void
+xmlDefaultSAXHandlerInit(void)
+{
+#ifdef XMLENGINE_SAX1
+#ifdef LIBXML_SAX1_ENABLED
+    xmlSAXVersion((xmlSAXHandlerPtr) &xmlDefaultSAXHandler, 1);
+#endif /* LIBXML_SAX1_ENABLED */
+#endif
+}
+
+
+#ifdef LIBXML_DOCB_ENABLED
+
+/**
+ * xmlSAX2InitDocbDefaultSAXHandler:
+ * @param hdlr the SAX handler
+ *
+ * Initialize the default DocBook SAX2 handler
+ */
+void
+xmlSAX2InitDocbDefaultSAXHandler(xmlSAXHandler *hdlr)
+{
+    if(hdlr->initialized != 0)
+    return;
+
+    hdlr->internalSubset = xmlSAX2InternalSubset;
+    hdlr->externalSubset = NULL;
+    hdlr->isStandalone = xmlSAX2IsStandalone;
+    hdlr->hasInternalSubset = xmlSAX2HasInternalSubset;
+    hdlr->hasExternalSubset = xmlSAX2HasExternalSubset;
+    hdlr->resolveEntity = xmlSAX2ResolveEntity;
+    hdlr->getEntity = xmlSAX2GetEntity;
+    hdlr->getParameterEntity = NULL;
+    hdlr->entityDecl = xmlSAX2EntityDecl;
+    hdlr->attributeDecl = NULL;
+    hdlr->elementDecl = NULL;
+    hdlr->notationDecl = NULL;
+    hdlr->unparsedEntityDecl = NULL;
+    hdlr->setDocumentLocator = xmlSAX2SetDocumentLocator;
+    hdlr->startDocument = xmlSAX2StartDocument;
+    hdlr->endDocument = xmlSAX2EndDocument;
+    hdlr->startElement = xmlSAX2StartElement;
+    hdlr->endElement = xmlSAX2EndElement;
+    hdlr->reference = xmlSAX2Reference;
+    hdlr->characters = xmlSAX2Characters;
+    hdlr->cdataBlock = NULL;
+    hdlr->ignorableWhitespace = xmlSAX2IgnorableWhitespace;
+    hdlr->processingInstruction = NULL;
+    hdlr->comment = xmlSAX2Comment;
+    hdlr->warning = xmlParserWarning;
+    hdlr->error = xmlParserError;
+    hdlr->fatalError = xmlParserError;
+
+    hdlr->initialized = 1;
+}
+
+/**
+ * docbDefaultSAXHandlerInit:
+ *
+ * Initialize the default SAX handler
+ */
+void
+docbDefaultSAXHandlerInit(void)
+{
+    xmlSAX2InitDocbDefaultSAXHandler((xmlSAXHandlerPtr) &docbDefaultSAXHandler);
+}
+
+#endif /* LIBXML_DOCB_ENABLED */
+