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Unified Diff: third_party/libxml/src/SAX2.c

Issue 1193533007: Upgrade to libxml 2.9.2 and libxslt 1.1.28 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: no iconv Created 5 years, 6 months ago
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Index: third_party/libxml/src/SAX2.c
diff --git a/third_party/libxml/src/SAX2.c b/third_party/libxml/src/SAX2.c
index 84c1f00481cb2581c9be56ab0b5099713aaf9a88..ffef3e14689260103d852d0ad33a223701d9fbe7 100644
--- a/third_party/libxml/src/SAX2.c
+++ b/third_party/libxml/src/SAX2.c
@@ -45,7 +45,7 @@
*> values "system" and "public". I have made the default be "system" to
*> match yours.
*/
-#define TODO \
+#define TODO \
xmlGenericError(xmlGenericErrorContext, \
"Unimplemented block at %s:%d\n", \
__FILE__, __LINE__);
@@ -57,12 +57,29 @@
*/
static void
xmlSAX2ErrMemory(xmlParserCtxtPtr ctxt, const char *msg) {
+ xmlStructuredErrorFunc schannel = NULL;
+ const char *str1 = "out of memory\n";
+
if (ctxt != NULL) {
- if ((ctxt->sax != NULL) && (ctxt->sax->error != NULL))
- ctxt->sax->error(ctxt->userData, "%s: out of memory\n", msg);
+ ctxt->errNo = XML_ERR_NO_MEMORY;
+ 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_PARSER, XML_ERR_NO_MEMORY,
+ XML_ERR_ERROR, NULL, 0, (const char *) str1,
+ NULL, NULL, 0, 0,
+ msg, (const char *) str1, NULL);
ctxt->errNo = XML_ERR_NO_MEMORY;
ctxt->instate = XML_PARSER_EOF;
ctxt->disableSAX = 1;
+ } else {
+ __xmlRaiseError(schannel,
+ NULL, NULL,
+ ctxt, NULL, XML_FROM_PARSER, XML_ERR_NO_MEMORY,
+ XML_ERR_ERROR, NULL, 0, (const char *) str1,
+ NULL, NULL, 0, 0,
+ msg, (const char *) str1, NULL);
}
}
@@ -126,7 +143,7 @@ xmlFatalErrMsg(xmlParserCtxtPtr ctxt, xmlParserErrors error,
if (ctxt != NULL)
ctxt->errNo = error;
__xmlRaiseError(NULL, NULL, NULL, ctxt, NULL, XML_FROM_PARSER, error,
- XML_ERR_FATAL, NULL, 0,
+ XML_ERR_FATAL, NULL, 0,
(const char *) str1, (const char *) str2,
NULL, 0, 0, msg, str1, str2);
if (ctxt != NULL) {
@@ -157,7 +174,7 @@ xmlWarnMsg(xmlParserCtxtPtr ctxt, xmlParserErrors error,
if (ctxt != NULL)
ctxt->errNo = error;
__xmlRaiseError(NULL, NULL, NULL, ctxt, NULL, XML_FROM_PARSER, error,
- XML_ERR_WARNING, NULL, 0,
+ XML_ERR_WARNING, NULL, 0,
(const char *) str1, NULL,
NULL, 0, 0, msg, str1);
}
@@ -182,7 +199,7 @@ xmlNsErrMsg(xmlParserCtxtPtr ctxt, xmlParserErrors error,
if (ctxt != NULL)
ctxt->errNo = error;
__xmlRaiseError(NULL, NULL, NULL, ctxt, NULL, XML_FROM_NAMESPACE, error,
- XML_ERR_ERROR, NULL, 0,
+ XML_ERR_ERROR, NULL, 0,
(const char *) str1, (const char *) str2,
NULL, 0, 0, msg, str1, str2);
}
@@ -206,7 +223,7 @@ xmlNsWarnMsg(xmlParserCtxtPtr ctxt, xmlParserErrors error,
if (ctxt != NULL)
ctxt->errNo = error;
__xmlRaiseError(NULL, NULL, NULL, ctxt, NULL, XML_FROM_NAMESPACE, error,
- XML_ERR_WARNING, NULL, 0,
+ XML_ERR_WARNING, NULL, 0,
(const char *) str1, (const char *) str2,
NULL, 0, 0, msg, str1, str2);
}
@@ -240,7 +257,7 @@ xmlSAX2GetSystemId(void *ctx)
{
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
if ((ctx == NULL) || (ctxt->input == NULL)) return(NULL);
- return((const xmlChar *) ctxt->input->filename);
+ return((const xmlChar *) ctxt->input->filename);
}
/**
@@ -355,7 +372,7 @@ xmlSAX2InternalSubset(void *ctx, const xmlChar *name,
xmlFreeDtd(dtd);
ctxt->myDoc->intSubset = NULL;
}
- ctxt->myDoc->intSubset =
+ ctxt->myDoc->intSubset =
xmlCreateIntSubset(ctxt->myDoc, name, ExternalID, SystemID);
if (ctxt->myDoc->intSubset == NULL)
xmlSAX2ErrMemory(ctxt, "xmlSAX2InternalSubset");
@@ -394,6 +411,7 @@ xmlSAX2ExternalSubset(void *ctx, const xmlChar *name,
xmlParserInputPtr input = NULL;
xmlCharEncoding enc;
int oldcharset;
+ const xmlChar *oldencoding;
/*
* Ask the Entity resolver to load the damn thing
@@ -415,6 +433,8 @@ xmlSAX2ExternalSubset(void *ctx, const xmlChar *name,
oldinputMax = ctxt->inputMax;
oldinputTab = ctxt->inputTab;
oldcharset = ctxt->charset;
+ oldencoding = ctxt->encoding;
+ ctxt->encoding = NULL;
ctxt->inputTab = (xmlParserInputPtr *)
xmlMalloc(5 * sizeof(xmlParserInputPtr));
@@ -425,6 +445,7 @@ xmlSAX2ExternalSubset(void *ctx, const xmlChar *name,
ctxt->inputMax = oldinputMax;
ctxt->inputTab = oldinputTab;
ctxt->charset = oldcharset;
+ ctxt->encoding = oldencoding;
return;
}
ctxt->inputNr = 0;
@@ -470,6 +491,11 @@ xmlSAX2ExternalSubset(void *ctx, const xmlChar *name,
ctxt->inputMax = oldinputMax;
ctxt->inputTab = oldinputTab;
ctxt->charset = oldcharset;
+ if ((ctxt->encoding != NULL) &&
+ ((ctxt->dict == NULL) ||
+ (!xmlDictOwns(ctxt->dict, ctxt->encoding))))
+ xmlFree((xmlChar *) ctxt->encoding);
+ ctxt->encoding = oldencoding;
/* ctxt->wellFormed = oldwellFormed; */
}
}
@@ -574,6 +600,7 @@ xmlSAX2GetEntity(void *ctx, const xmlChar *name)
* parse the external entity
*/
xmlNodePtr children;
+ unsigned long oldnbent = ctxt->nbentities;
val = xmlParseCtxtExternalEntity(ctxt, ret->URI,
ret->ExternalID, &children);
@@ -586,8 +613,11 @@ xmlSAX2GetEntity(void *ctx, const xmlChar *name)
return(NULL);
}
ret->owner = 1;
- if (ret->checked == 0)
- ret->checked = 1;
+ if (ret->checked == 0) {
+ ret->checked = (ctxt->nbentities - oldnbent + 1) * 2;
+ if ((ret->content != NULL) && (xmlStrchr(ret->content, '<')))
+ ret->checked |= 1;
+ }
}
return(ret);
}
@@ -621,8 +651,8 @@ xmlSAX2GetParameterEntity(void *ctx, const xmlChar *name)
/**
* xmlSAX2EntityDecl:
* @ctx: the user data (XML parser context)
- * @name: the entity name
- * @type: the entity type
+ * @name: the entity name
+ * @type: the entity type
* @publicId: The public ID of the entity
* @systemId: The system ID of the entity
* @content: the entity value (without processing).
@@ -657,7 +687,7 @@ xmlSAX2EntityDecl(void *ctx, const xmlChar *name, int type,
base = ctxt->input->filename;
if (base == NULL)
base = ctxt->directory;
-
+
URI = xmlBuildURI(systemId, (const xmlChar *) base);
ent->URI = URI;
}
@@ -666,7 +696,7 @@ xmlSAX2EntityDecl(void *ctx, const xmlChar *name, int type,
systemId, content);
if ((ent == NULL) && (ctxt->pedantic) &&
(ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
- ctxt->sax->warning(ctxt->userData,
+ ctxt->sax->warning(ctxt->userData,
"Entity(%s) already defined in the external subset\n", name);
if ((ent != NULL) && (ent->URI == NULL) && (systemId != NULL)) {
xmlChar *URI;
@@ -676,7 +706,7 @@ xmlSAX2EntityDecl(void *ctx, const xmlChar *name, int type,
base = ctxt->input->filename;
if (base == NULL)
base = ctxt->directory;
-
+
URI = xmlBuildURI(systemId, (const xmlChar *) base);
ent->URI = URI;
}
@@ -691,8 +721,8 @@ xmlSAX2EntityDecl(void *ctx, const xmlChar *name, int type,
* xmlSAX2AttributeDecl:
* @ctx: the user data (XML parser context)
* @elem: the name of the element
- * @fullname: the attribute name
- * @type: the attribute type
+ * @fullname: the attribute name
+ * @type: the attribute type
* @def: the type of default value
* @defaultValue: the attribute default value
* @tree: the tree of enumerated value set
@@ -735,7 +765,7 @@ xmlSAX2AttributeDecl(void *ctx, const xmlChar *elem, const xmlChar *fullname,
(xmlAttributeDefault) def, defaultValue, tree);
else if (ctxt->inSubset == 2)
attr = xmlAddAttributeDecl(&ctxt->vctxt, ctxt->myDoc->extSubset, elem,
- name, prefix, (xmlAttributeType) type,
+ name, prefix, (xmlAttributeType) type,
(xmlAttributeDefault) def, defaultValue, tree);
else {
xmlFatalErrMsg(ctxt, XML_ERR_INTERNAL_ERROR,
@@ -761,8 +791,8 @@ xmlSAX2AttributeDecl(void *ctx, const xmlChar *elem, const xmlChar *fullname,
/**
* xmlSAX2ElementDecl:
* @ctx: the user data (XML parser context)
- * @name: the element name
- * @type: the element type
+ * @name: the element name
+ * @type: the element type
* @content: the element value tree
*
* An element definition has been parsed
@@ -883,7 +913,7 @@ xmlSAX2UnparsedEntityDecl(void *ctx, const xmlChar *name,
publicId, systemId, notationName);
if ((ent == NULL) && (ctxt->pedantic) &&
(ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
- ctxt->sax->warning(ctxt->userData,
+ ctxt->sax->warning(ctxt->userData,
"Entity(%s) already defined in the internal subset\n", name);
if ((ent != NULL) && (ent->URI == NULL) && (systemId != NULL)) {
xmlChar *URI;
@@ -893,7 +923,7 @@ xmlSAX2UnparsedEntityDecl(void *ctx, const xmlChar *name,
base = ctxt->input->filename;
if (base == NULL)
base = ctxt->directory;
-
+
URI = xmlBuildURI(systemId, (const xmlChar *) base);
ent->URI = URI;
}
@@ -903,7 +933,7 @@ xmlSAX2UnparsedEntityDecl(void *ctx, const xmlChar *name,
publicId, systemId, notationName);
if ((ent == NULL) && (ctxt->pedantic) &&
(ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
- ctxt->sax->warning(ctxt->userData,
+ ctxt->sax->warning(ctxt->userData,
"Entity(%s) already defined in the external subset\n", name);
if ((ent != NULL) && (ent->URI == NULL) && (systemId != NULL)) {
xmlChar *URI;
@@ -913,7 +943,7 @@ xmlSAX2UnparsedEntityDecl(void *ctx, const xmlChar *name,
base = ctxt->input->filename;
if (base == NULL)
base = ctxt->directory;
-
+
URI = xmlBuildURI(systemId, (const xmlChar *) base);
ent->URI = URI;
}
@@ -964,12 +994,12 @@ xmlSAX2StartDocument(void *ctx)
#ifdef LIBXML_HTML_ENABLED
if (ctxt->myDoc == NULL)
ctxt->myDoc = htmlNewDocNoDtD(NULL, NULL);
- ctxt->myDoc->properties = XML_DOC_HTML;
- ctxt->myDoc->parseFlags = ctxt->options;
if (ctxt->myDoc == NULL) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2StartDocument");
return;
}
+ ctxt->myDoc->properties = XML_DOC_HTML;
+ ctxt->myDoc->parseFlags = ctxt->options;
#else
xmlGenericError(xmlGenericErrorContext,
"libxml2 built without HTML support\n");
@@ -1048,7 +1078,7 @@ xmlSAX2EndDocument(void *ctx)
}
}
-#if defined(LIBXML_SAX1_ENABLED) || defined(LIBXML_HTML_ENABLED) || defined(LIBXML_WRITER_ENABLED) || defined(LIBXML_DOCB_ENABLED)
+#if defined(LIBXML_SAX1_ENABLED) || defined(LIBXML_HTML_ENABLED) || defined(LIBXML_WRITER_ENABLED) || defined(LIBXML_DOCB_ENABLED) || defined(LIBXML_LEGACY_ENABLED)
/**
* xmlSAX2AttributeInternal:
* @ctx: the user data (XML parser context)
@@ -1147,6 +1177,12 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
val = xmlStringDecodeEntities(ctxt, value, XML_SUBSTITUTE_REF,
0,0,0);
ctxt->depth--;
+ if (val == NULL) {
+ xmlSAX2ErrMemory(ctxt, "xmlSAX2StartElement");
+ if (name != NULL)
+ xmlFree(name);
+ return;
+ }
} else {
val = (xmlChar *) value;
}
@@ -1157,12 +1193,12 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
uri = xmlParseURI((const char *)val);
if (uri == NULL) {
if ((ctxt->sax != NULL) && (ctxt->sax->warning != NULL))
- ctxt->sax->warning(ctxt->userData,
+ ctxt->sax->warning(ctxt->userData,
"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,
+ ctxt->sax->warning(ctxt->userData,
"xmlns: URI %s is not absolute\n", val);
}
xmlFreeURI(uri);
@@ -1182,7 +1218,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
ctxt->valid &= xmlValidateOneNamespace(&ctxt->vctxt, ctxt->myDoc,
ctxt->node, prefix, nsret, val);
#endif /* LIBXML_VALID_ENABLED */
- if (name != NULL)
+ if (name != NULL)
xmlFree(name);
if (nval != NULL)
xmlFree(nval);
@@ -1204,7 +1240,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
if (val == NULL) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2StartElement");
xmlFree(ns);
- if (name != NULL)
+ if (name != NULL)
xmlFree(name);
return;
}
@@ -1245,7 +1281,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
ctxt->valid &= xmlValidateOneNamespace(&ctxt->vctxt, ctxt->myDoc,
ctxt->node, prefix, nsret, value);
#endif /* LIBXML_VALID_ENABLED */
- if (name != NULL)
+ if (name != NULL)
xmlFree(name);
if (nval != NULL)
xmlFree(nval);
@@ -1311,7 +1347,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
#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.
@@ -1323,7 +1359,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
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);
@@ -1380,7 +1416,7 @@ xmlSAX2AttributeInternal(void *ctx, const xmlChar *fullname,
error:
if (nval != NULL)
xmlFree(nval);
- if (ns != NULL)
+ if (ns != NULL)
xmlFree(ns);
}
@@ -1479,7 +1515,7 @@ process_external_subset:
* - this is a namespace prefix
* - the user required for completion in the tree
* like XSLT
- * - there isn't already an attribute definition
+ * - there isn't already an attribute definition
* in the internal subset overriding it.
*/
if (((attr->prefix != NULL) &&
@@ -1568,17 +1604,17 @@ xmlSAX2StartElement(void *ctx, const xmlChar *fullname, const xmlChar **atts)
/*
* First check on validity:
*/
- if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) &&
+ if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) &&
((ctxt->myDoc->intSubset == NULL) ||
- ((ctxt->myDoc->intSubset->notations == NULL) &&
+ ((ctxt->myDoc->intSubset->notations == NULL) &&
(ctxt->myDoc->intSubset->elements == NULL) &&
- (ctxt->myDoc->intSubset->attributes == NULL) &&
+ (ctxt->myDoc->intSubset->attributes == NULL) &&
(ctxt->myDoc->intSubset->entities == NULL)))) {
xmlErrValid(ctxt, XML_ERR_NO_DTD,
"Validation failed: no DTD found !", NULL, NULL);
ctxt->validate = 0;
}
-
+
/*
* Split the full name into a namespace prefix and the tag name
@@ -1756,7 +1792,6 @@ void
xmlSAX2EndElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED)
{
xmlParserCtxtPtr ctxt = (xmlParserCtxtPtr) ctx;
- xmlParserNodeInfo node_info;
xmlNodePtr cur;
if (ctx == NULL) return;
@@ -1767,13 +1802,13 @@ xmlSAX2EndElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED)
else
xmlGenericError(xmlGenericErrorContext, "SAX.xmlSAX2EndElement(%s)\n", name);
#endif
-
+
/* 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);
+ ctxt->nodeInfo->end_pos = ctxt->input->cur - ctxt->input->base;
+ ctxt->nodeInfo->end_line = ctxt->input->line;
+ ctxt->nodeInfo->node = cur;
+ xmlParserAddNodeInfo(ctxt, ctxt->nodeInfo);
}
ctxt->nodemem = -1;
@@ -1784,7 +1819,7 @@ xmlSAX2EndElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED)
cur);
#endif /* LIBXML_VALID_ENABLED */
-
+
/*
* end of parsing of this node.
*/
@@ -1793,15 +1828,15 @@ xmlSAX2EndElement(void *ctx, const xmlChar *name ATTRIBUTE_UNUSED)
#endif
nodePop(ctxt);
}
-#endif /* LIBXML_SAX1_ENABLED || LIBXML_HTML_ENABLE */
+#endif /* LIBXML_SAX1_ENABLED || LIBXML_HTML_ENABLED || LIBXML_LEGACY_ENABLED */
/*
* xmlSAX2TextNode:
* @ctxt: the parser context
* @str: the input string
* @len: the string length
- *
- * Remove the entities from an attribute value
+ *
+ * Callback for a text node
*
* Returns the newly allocated string or NULL if not needed or error
*/
@@ -1834,7 +1869,7 @@ xmlSAX2TextNode(xmlParserCtxtPtr ctxt, const xmlChar *str, int len) {
if ((len < (int) (2 * sizeof(void *))) &&
(ctxt->options & XML_PARSE_COMPACT)) {
- /* store the string in the node overrithing properties and nsDef */
+ /* store the string in the node overriding properties and nsDef */
xmlChar *tmp = (xmlChar *) &(ret->properties);
memcpy(tmp, str, len);
tmp[len] = 0;
@@ -1866,8 +1901,17 @@ skip:
} else
ret->content = (xmlChar *) intern;
- if (ctxt->input != NULL)
- ret->line = ctxt->input->line;
+ if (ctxt->linenumbers) {
+ if (ctxt->input != NULL) {
+ if (ctxt->input->line < 65535)
+ ret->line = (short) ctxt->input->line;
+ else {
+ ret->line = 65535;
+ if (ctxt->options & XML_PARSE_BIG_LINES)
+ ret->psvi = (void *) (long) ctxt->input->line;
+ }
+ }
+ }
if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))
xmlRegisterNodeDefaultValue(ret);
@@ -1880,7 +1924,7 @@ skip:
* @ctxt: the parser context
* @str: the input string
* @len: the string length
- *
+ *
* Remove the entities from an attribute value
*
* Returns the newly allocated string or NULL if not needed or error
@@ -1946,7 +1990,7 @@ xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
memset(ret, 0, sizeof(xmlAttr));
ret->type = XML_ATTRIBUTE_NODE;
- ret->parent = ctxt->node;
+ ret->parent = ctxt->node;
ret->doc = ctxt->myDoc;
ret->ns = namespace;
@@ -1970,7 +2014,7 @@ xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
xmlRegisterNodeDefaultValue((xmlNodePtr)ret);
} else {
if (ctxt->dictNames)
- ret = xmlNewNsPropEatName(ctxt->node, namespace,
+ ret = xmlNewNsPropEatName(ctxt->node, namespace,
(xmlChar *) localname, NULL);
else
ret = xmlNewNsProp(ctxt->node, namespace, localname, NULL);
@@ -2056,7 +2100,7 @@ xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
xmlChar *nvalnorm;
xmlChar fn[50];
xmlChar *fullname;
-
+
fullname = xmlBuildQName(localname, prefix, fn, 50);
if (fullname != NULL) {
ctxt->vctxt.valid = 1;
@@ -2107,6 +2151,7 @@ xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
*/
if (dup == NULL)
dup = xmlStrndup(value, valueend - value);
+#if defined(LIBXML_SAX1_ENABLED) || defined(LIBXML_HTML_ENABLED) || defined(LIBXML_WRITER_ENABLED) || defined(LIBXML_DOCB_ENABLED) || defined(LIBXML_LEGACY_ENABLED)
#ifdef LIBXML_VALID_ENABLED
if (xmlValidateNCName(dup, 1) != 0) {
xmlErrValid(ctxt, XML_DTD_XMLID_VALUE,
@@ -2114,6 +2159,7 @@ xmlSAX2AttributeNs(xmlParserCtxtPtr ctxt,
(const char *) dup, NULL);
}
#endif
+#endif
xmlAddID(&ctxt->vctxt, ctxt->myDoc, dup, ret);
} else if (xmlIsID(ctxt->myDoc, ctxt->node, ret)) {
/* might be worth duplicate entry points and not copy */
@@ -2163,6 +2209,7 @@ xmlSAX2StartElementNs(void *ctx,
xmlNodePtr parent;
xmlNsPtr last = NULL, ns;
const xmlChar *uri, *pref;
+ xmlChar *lname = NULL;
int i, j;
if (ctx == NULL) return;
@@ -2170,18 +2217,32 @@ xmlSAX2StartElementNs(void *ctx,
/*
* First check on validity:
*/
- if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) &&
+ if (ctxt->validate && (ctxt->myDoc->extSubset == NULL) &&
((ctxt->myDoc->intSubset == NULL) ||
- ((ctxt->myDoc->intSubset->notations == NULL) &&
+ ((ctxt->myDoc->intSubset->notations == NULL) &&
(ctxt->myDoc->intSubset->elements == NULL) &&
- (ctxt->myDoc->intSubset->attributes == NULL) &&
+ (ctxt->myDoc->intSubset->attributes == NULL) &&
(ctxt->myDoc->intSubset->entities == NULL)))) {
- xmlErrValid(ctxt, XML_ERR_NO_DTD,
+ xmlErrValid(ctxt, XML_DTD_NO_DTD,
"Validation failed: no DTD found !", NULL, NULL);
ctxt->validate = 0;
}
/*
+ * Take care of the rare case of an undefined namespace prefix
+ */
+ if ((prefix != NULL) && (URI == NULL)) {
+ if (ctxt->dictNames) {
+ const xmlChar *fullname;
+
+ fullname = xmlDictQLookup(ctxt->dict, prefix, localname);
+ if (fullname != NULL)
+ localname = fullname;
+ } else {
+ lname = xmlBuildQName(localname, prefix, NULL, 0);
+ }
+ }
+ /*
* allocate the node
*/
if (ctxt->freeElems != NULL) {
@@ -2194,7 +2255,10 @@ xmlSAX2StartElementNs(void *ctx,
if (ctxt->dictNames)
ret->name = localname;
else {
- ret->name = xmlStrdup(localname);
+ if (lname == NULL)
+ ret->name = xmlStrdup(localname);
+ else
+ ret->name = lname;
if (ret->name == NULL) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2StartElementNs");
return;
@@ -2204,10 +2268,13 @@ xmlSAX2StartElementNs(void *ctx,
xmlRegisterNodeDefaultValue(ret);
} else {
if (ctxt->dictNames)
- ret = xmlNewDocNodeEatName(ctxt->myDoc, NULL,
+ ret = xmlNewDocNodeEatName(ctxt->myDoc, NULL,
(xmlChar *) localname, NULL);
- else
+ else if (lname == NULL)
ret = xmlNewDocNode(ctxt->myDoc, NULL, localname, NULL);
+ else
+ ret = xmlNewDocNodeEatName(ctxt->myDoc, NULL,
+ (xmlChar *) lname, NULL);
if (ret == NULL) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2StartElementNs");
return;
@@ -2222,7 +2289,7 @@ xmlSAX2StartElementNs(void *ctx,
}
}
- if ((ctxt->myDoc->children == NULL) || (parent == NULL)) {
+ if (parent == NULL) {
xmlAddChild((xmlNodePtr) ctxt->myDoc, (xmlNodePtr) ret);
}
/*
@@ -2242,8 +2309,12 @@ xmlSAX2StartElementNs(void *ctx,
if ((URI != NULL) && (prefix == pref))
ret->ns = ns;
} else {
- xmlSAX2ErrMemory(ctxt, "xmlSAX2StartElementNs");
- return;
+ /*
+ * any out of memory error would already have been raised
+ * but we can't be garanteed it's the actual error due to the
+ * API, best is to skip in this case
+ */
+ continue;
}
#ifdef LIBXML_VALID_ENABLED
if ((!ctxt->html) && ctxt->validate && ctxt->wellFormed &&
@@ -2310,8 +2381,33 @@ xmlSAX2StartElementNs(void *ctx,
*/
if (nb_attributes > 0) {
for (j = 0,i = 0;i < nb_attributes;i++,j+=5) {
+ /*
+ * Handle the rare case of an undefined atribute prefix
+ */
+ if ((attributes[j+1] != NULL) && (attributes[j+2] == NULL)) {
+ if (ctxt->dictNames) {
+ const xmlChar *fullname;
+
+ fullname = xmlDictQLookup(ctxt->dict, attributes[j+1],
+ attributes[j]);
+ if (fullname != NULL) {
+ xmlSAX2AttributeNs(ctxt, fullname, NULL,
+ attributes[j+3], attributes[j+4]);
+ continue;
+ }
+ } else {
+ lname = xmlBuildQName(attributes[j], attributes[j+1],
+ NULL, 0);
+ if (lname != NULL) {
+ xmlSAX2AttributeNs(ctxt, lname, NULL,
+ attributes[j+3], attributes[j+4]);
+ xmlFree(lname);
+ continue;
+ }
+ }
+ }
xmlSAX2AttributeNs(ctxt, attributes[j], attributes[j+1],
- attributes[j+3], attributes[j+4]);
+ attributes[j+3], attributes[j+4]);
}
}
@@ -2382,7 +2478,7 @@ xmlSAX2EndElementNs(void *ctx,
* @ctx: the user data (XML parser context)
* @name: The entity name
*
- * called when an entity xmlSAX2Reference is detected.
+ * called when an entity xmlSAX2Reference is detected.
*/
void
xmlSAX2Reference(void *ctx, const xmlChar *name)
@@ -2482,12 +2578,16 @@ xmlSAX2Characters(void *ctx, const xmlChar *ch, int len)
(xmlDictOwns(ctxt->dict, lastChild->content))) {
lastChild->content = xmlStrdup(lastChild->content);
}
+ if (lastChild->content == NULL) {
+ xmlSAX2ErrMemory(ctxt, "xmlSAX2Characters: xmlStrdup returned NULL");
+ return;
+ }
if (((size_t)ctxt->nodelen + (size_t)len > XML_MAX_TEXT_LENGTH) &&
((ctxt->options & XML_PARSE_HUGE) == 0)) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2Characters: huge text node");
return;
}
- if ((size_t)ctxt->nodelen > SIZE_T_MAX - (size_t)len ||
+ if ((size_t)ctxt->nodelen > SIZE_T_MAX - (size_t)len ||
(size_t)ctxt->nodemem + (size_t)len > SIZE_T_MAX / 2) {
xmlSAX2ErrMemory(ctxt, "xmlSAX2Characters overflow prevented");
return;
@@ -2591,7 +2691,7 @@ xmlSAX2ProcessingInstruction(void *ctx, const xmlChar *target,
xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret);
return;
}
- if ((ctxt->myDoc->children == NULL) || (parent == NULL)) {
+ if (parent == NULL) {
#ifdef DEBUG_SAX_TREE
xmlGenericError(xmlGenericErrorContext,
"Setting PI %s as root\n", target);
@@ -2652,7 +2752,7 @@ xmlSAX2Comment(void *ctx, const xmlChar *value)
xmlAddChild((xmlNodePtr) ctxt->myDoc->extSubset, ret);
return;
}
- if ((ctxt->myDoc->children == NULL) || (parent == NULL)) {
+ if (parent == NULL) {
#ifdef DEBUG_SAX_TREE
xmlGenericError(xmlGenericErrorContext,
"Setting xmlSAX2Comment as root\n");
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