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-rw-r--r--libxml2/include/libxml/parserInternals.h179
1 files changed, 106 insertions, 73 deletions
diff --git a/libxml2/include/libxml/parserInternals.h b/libxml2/include/libxml/parserInternals.h
index a5e75b5e3..6065320eb 100644
--- a/libxml2/include/libxml/parserInternals.h
+++ b/libxml2/include/libxml/parserInternals.h
@@ -1,5 +1,5 @@
/*
- * Summary: internals routines exported by the parser.
+ * Summary: internals routines and limits exported by the parser.
* Description: this module exports a number of internal parsing routines
* they are not really all intended for applications but
* can prove useful doing low level processing.
@@ -36,10 +36,43 @@ XMLPUBVAR unsigned int xmlParserMaxDepth;
* Maximum size allowed for a single text node when building a tree.
* This is not a limitation of the parser but a safety boundary feature,
* use XML_PARSE_HUGE option to override it.
+ * Introduced in 2.9.0
*/
#define XML_MAX_TEXT_LENGTH 10000000
/**
+ * XML_MAX_NAME_LENGTH:
+ *
+ * Maximum size allowed for a markup identitier
+ * This is not a limitation of the parser but a safety boundary feature,
+ * use XML_PARSE_HUGE option to override it.
+ * Note that with the use of parsing dictionaries overriding the limit
+ * may result in more runtime memory usage in face of "unfriendly' content
+ * Introduced in 2.9.0
+ */
+#define XML_MAX_NAME_LENGTH 50000
+
+/**
+ * XML_MAX_DICTIONARY_LIMIT:
+ *
+ * Maximum size allowed by the parser for a dictionary by default
+ * This is not a limitation of the parser but a safety boundary feature,
+ * use XML_PARSE_HUGE option to override it.
+ * Introduced in 2.9.0
+ */
+#define XML_MAX_DICTIONARY_LIMIT 10000000
+
+/**
+ * XML_MAX_LOOKUP_LIMIT:
+ *
+ * Maximum size allowed by the parser for ahead lookup
+ * This is an upper boundary enforced by the parser to avoid bad
+ * behaviour on "unfriendly' content
+ * Introduced in 2.9.0
+ */
+#define XML_MAX_LOOKUP_LIMIT 10000000
+
+/**
* XML_MAX_NAMELEN:
*
* Identifiers can be longer, but this will be more costly
@@ -57,7 +90,7 @@ XMLPUBVAR unsigned int xmlParserMaxDepth;
/************************************************************************
* *
- * UNICODE version of the macros. *
+ * UNICODE version of the macros. *
* *
************************************************************************/
/**
@@ -153,7 +186,7 @@ XMLPUBVAR unsigned int xmlParserMaxDepth;
*
* Always false (all combining chars > 0xff)
*/
-#define IS_COMBINING_CH(c) 0
+#define IS_COMBINING_CH(c) 0
/**
* IS_EXTENDER:
@@ -194,7 +227,7 @@ XMLPUBVAR unsigned int xmlParserMaxDepth;
* Macro to check the following production in the XML spec:
*
*
- * [84] Letter ::= BaseChar | Ideographic
+ * [84] Letter ::= BaseChar | Ideographic
*/
#define IS_LETTER(c) (IS_BASECHAR(c) || IS_IDEOGRAPHIC(c))
@@ -251,7 +284,7 @@ XMLPUBVAR unsigned int xmlParserMaxDepth;
*
* Skips the end of line chars.
*/
-#define SKIP_EOL(p) \
+#define SKIP_EOL(p) \
if (*(p) == 0x13) { p++ ; if (*(p) == 0x10) p++; } \
if (*(p) == 0x10) { p++ ; if (*(p) == 0x13) p++; }
@@ -288,25 +321,25 @@ XMLPUBFUN int XMLCALL xmlIsLetter (int c);
/**
* Parser context.
*/
-XMLPUBFUN xmlParserCtxtPtr XMLCALL
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
xmlCreateFileParserCtxt (const char *filename);
-XMLPUBFUN xmlParserCtxtPtr XMLCALL
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
xmlCreateURLParserCtxt (const char *filename,
int options);
-XMLPUBFUN xmlParserCtxtPtr XMLCALL
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
xmlCreateMemoryParserCtxt(const char *buffer,
int size);
-XMLPUBFUN xmlParserCtxtPtr XMLCALL
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
xmlCreateEntityParserCtxt(const xmlChar *URL,
const xmlChar *ID,
const xmlChar *base);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlSwitchEncoding (xmlParserCtxtPtr ctxt,
xmlCharEncoding enc);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlSwitchToEncoding (xmlParserCtxtPtr ctxt,
xmlCharEncodingHandlerPtr handler);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlSwitchInputEncoding (xmlParserCtxtPtr ctxt,
xmlParserInputPtr input,
xmlCharEncodingHandlerPtr handler);
@@ -324,29 +357,29 @@ XMLPUBFUN void XMLCALL
/**
* Input Streams.
*/
-XMLPUBFUN xmlParserInputPtr XMLCALL
+XMLPUBFUN xmlParserInputPtr XMLCALL
xmlNewStringInputStream (xmlParserCtxtPtr ctxt,
const xmlChar *buffer);
-XMLPUBFUN xmlParserInputPtr XMLCALL
+XMLPUBFUN xmlParserInputPtr XMLCALL
xmlNewEntityInputStream (xmlParserCtxtPtr ctxt,
xmlEntityPtr entity);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlPushInput (xmlParserCtxtPtr ctxt,
xmlParserInputPtr input);
-XMLPUBFUN xmlChar XMLCALL
+XMLPUBFUN xmlChar XMLCALL
xmlPopInput (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlFreeInputStream (xmlParserInputPtr input);
-XMLPUBFUN xmlParserInputPtr XMLCALL
+XMLPUBFUN xmlParserInputPtr XMLCALL
xmlNewInputFromFile (xmlParserCtxtPtr ctxt,
const char *filename);
-XMLPUBFUN xmlParserInputPtr XMLCALL
+XMLPUBFUN xmlParserInputPtr XMLCALL
xmlNewInputStream (xmlParserCtxtPtr ctxt);
/**
* Namespaces.
*/
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlSplitQName (xmlParserCtxtPtr ctxt,
const xmlChar *name,
xmlChar **prefix);
@@ -354,112 +387,112 @@ XMLPUBFUN xmlChar * XMLCALL
/**
* Generic production rules.
*/
-XMLPUBFUN const xmlChar * XMLCALL
+XMLPUBFUN const xmlChar * XMLCALL
xmlParseName (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseNmtoken (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseEntityValue (xmlParserCtxtPtr ctxt,
xmlChar **orig);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseAttValue (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseSystemLiteral (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParsePubidLiteral (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseCharData (xmlParserCtxtPtr ctxt,
int cdata);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseExternalID (xmlParserCtxtPtr ctxt,
xmlChar **publicID,
int strict);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseComment (xmlParserCtxtPtr ctxt);
-XMLPUBFUN const xmlChar * XMLCALL
+XMLPUBFUN const xmlChar * XMLCALL
xmlParsePITarget (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParsePI (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseNotationDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseEntityDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseDefaultDecl (xmlParserCtxtPtr ctxt,
xmlChar **value);
-XMLPUBFUN xmlEnumerationPtr XMLCALL
+XMLPUBFUN xmlEnumerationPtr XMLCALL
xmlParseNotationType (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlEnumerationPtr XMLCALL
+XMLPUBFUN xmlEnumerationPtr XMLCALL
xmlParseEnumerationType (xmlParserCtxtPtr ctxt);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseEnumeratedType (xmlParserCtxtPtr ctxt,
xmlEnumerationPtr *tree);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseAttributeType (xmlParserCtxtPtr ctxt,
xmlEnumerationPtr *tree);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseAttributeListDecl(xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlElementContentPtr XMLCALL
+XMLPUBFUN xmlElementContentPtr XMLCALL
xmlParseElementMixedContentDecl
(xmlParserCtxtPtr ctxt,
int inputchk);
-XMLPUBFUN xmlElementContentPtr XMLCALL
+XMLPUBFUN xmlElementContentPtr XMLCALL
xmlParseElementChildrenContentDecl
(xmlParserCtxtPtr ctxt,
int inputchk);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseElementContentDecl(xmlParserCtxtPtr ctxt,
const xmlChar *name,
xmlElementContentPtr *result);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseElementDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseMarkupDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseCharRef (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlEntityPtr XMLCALL
+XMLPUBFUN xmlEntityPtr XMLCALL
xmlParseEntityRef (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseReference (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParsePEReference (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseDocTypeDecl (xmlParserCtxtPtr ctxt);
#ifdef LIBXML_SAX1_ENABLED
-XMLPUBFUN const xmlChar * XMLCALL
+XMLPUBFUN const xmlChar * XMLCALL
xmlParseAttribute (xmlParserCtxtPtr ctxt,
xmlChar **value);
-XMLPUBFUN const xmlChar * XMLCALL
+XMLPUBFUN const xmlChar * XMLCALL
xmlParseStartTag (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseEndTag (xmlParserCtxtPtr ctxt);
#endif /* LIBXML_SAX1_ENABLED */
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseCDSect (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseContent (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseElement (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseVersionNum (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseVersionInfo (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseEncName (xmlParserCtxtPtr ctxt);
-XMLPUBFUN const xmlChar * XMLCALL
+XMLPUBFUN const xmlChar * XMLCALL
xmlParseEncodingDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN int XMLCALL
+XMLPUBFUN int XMLCALL
xmlParseSDDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseXMLDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseTextDecl (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseMisc (xmlParserCtxtPtr ctxt);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlParseExternalSubset (xmlParserCtxtPtr ctxt,
const xmlChar *ExternalID,
- const xmlChar *SystemID);
+ const xmlChar *SystemID);
/**
* XML_SUBSTITUTE_NONE:
*
@@ -483,7 +516,7 @@ XMLPUBFUN void XMLCALL
*
* Both general and parameter entities need to be substituted.
*/
-#define XML_SUBSTITUTE_BOTH 3
+#define XML_SUBSTITUTE_BOTH 3
XMLPUBFUN xmlChar * XMLCALL
xmlStringDecodeEntities (xmlParserCtxtPtr ctxt,
@@ -563,21 +596,21 @@ XMLPUBFUN htmlParserCtxtPtr XMLCALL htmlCreateFileParserCtxt(const char *filenam
typedef void (*xmlEntityReferenceFunc) (xmlEntityPtr ent,
xmlNodePtr firstNode,
xmlNodePtr lastNode);
-
+
XMLPUBFUN void XMLCALL xmlSetEntityReferenceFunc (xmlEntityReferenceFunc func);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlParseQuotedString (xmlParserCtxtPtr ctxt);
XMLPUBFUN void XMLCALL
xmlParseNamespace (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlNamespaceParseNSDef (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlScanName (xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlNamespaceParseNCName (xmlParserCtxtPtr ctxt);
XMLPUBFUN void XMLCALL xmlParserHandleReference(xmlParserCtxtPtr ctxt);
-XMLPUBFUN xmlChar * XMLCALL
+XMLPUBFUN xmlChar * XMLCALL
xmlNamespaceParseQName (xmlParserCtxtPtr ctxt,
xmlChar **prefix);
/**
@@ -590,7 +623,7 @@ XMLPUBFUN xmlChar * XMLCALL
xmlChar end,
xmlChar end2,
xmlChar end3);
-XMLPUBFUN void XMLCALL
+XMLPUBFUN void XMLCALL
xmlHandleEntity (xmlParserCtxtPtr ctxt,
xmlEntityPtr entity);