xml/libxml2libs/inc/libxml2/libxml2_parser.h
changeset 0 e35f40988205
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xml/libxml2libs/inc/libxml2/libxml2_parser.h	Thu Dec 17 09:29:21 2009 +0200
@@ -0,0 +1,1231 @@
+/*
+ * Summary: the core parser module
+ * Description: Interfaces, constants and types related to the XML parser
+ *
+ * Copy: See Copyright for the status of this software.
+ *
+ * Author: Daniel Veillard
+ * Portion Copyright © 2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 
+ */
+
+/** @file
+@publishedAll
+@released
+*/
+
+#ifndef XML_PARSER_H
+#define XML_PARSER_H
+
+#include <stdapis/libxml2/libxml2_dict.h>
+#include <stdapis/libxml2/libxml2_hash.h>
+#include <stdapis/libxml2/libxml2_valid.h>
+#include <stdapis/libxml2/libxml2_entities.h>
+#include <stdapis/libxml2/libxml2_encoding.h>
+
+//typedef struct _xmlParserInput xmlParserInput;
+//typedef xmlParserInput *xmlParserInputPtr;
+
+#include <stdapis/libxml2/libxml2_xmlio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * XML_DEFAULT_VERSION:
+ *
+ * The default version of XML used: 1.0
+ */
+#define XML_DEFAULT_VERSION     "1.0"
+
+/**
+ * xmlParserInput:
+ *
+ * An xmlParserInput is an input flow for the XML processor.
+ * Each entity parsed is associated an xmlParserInput (except the
+ * few predefined ones). This is the case both for internal entities
+ * - in which case the flow is already completely in memory - or
+ * external entities - in which case we use the buf structure for
+ * progressive reading and I18N conversions to the internal UTF-8 format.
+ */
+
+/**
+ * xmlParserInputDeallocate:
+ * @param str the string to deallocate
+ *
+ * Callback for freeing some parser input allocations.
+ */
+typedef void (* xmlParserInputDeallocate)(xmlChar *str);
+
+struct _xmlParserInput {
+    /* Input buffer */
+    xmlParserInputBufferPtr buf;      /* UTF-8 encoded buffer */
+
+    const char *filename;             /* The file analyzed, if any */
+    const char *directory;            /* the directory/base of the file */
+    const xmlChar *base;              /* Base of the array to parse */
+    const xmlChar *cur;               /* Current char being parsed */
+    const xmlChar *end;               /* end of the array to parse */
+    int length;                       /* length if known */
+    int line;                         /* Current line */
+    int col;                          /* Current column */
+    /*
+     * NOTE: consumed is only tested for equality in the parser code,
+     *       so even if there is an overflow this should not give troubles
+     *       for parsing very large instances.
+     */
+    unsigned long consumed;           /* How many xmlChars already consumed */
+    xmlParserInputDeallocate free;    /* function to deallocate the base */
+    const xmlChar *encoding;          /* the encoding string for entity */
+    const xmlChar *version;           /* the version string for entity */
+    int standalone;                   /* Was that entity marked standalone */
+    int id;                           /* an unique identifier for the entity */
+};
+
+/**
+ * xmlParserNodeInfo:
+ *
+ * The parser can be asked to collect Node informations, i.e. at what
+ * place in the file they were detected.
+ * NOTE: This is off by default and not very well tested.
+ */
+typedef struct _xmlParserNodeInfo xmlParserNodeInfo;
+typedef xmlParserNodeInfo *xmlParserNodeInfoPtr;
+
+struct _xmlParserNodeInfo {
+  const struct _xmlNode* node;
+  /* Position & line # that text that created the node begins & ends on */
+  unsigned long begin_pos;
+  unsigned long begin_line;
+  unsigned long end_pos;
+  unsigned long end_line;
+};
+
+typedef struct _xmlParserNodeInfoSeq xmlParserNodeInfoSeq;
+typedef xmlParserNodeInfoSeq *xmlParserNodeInfoSeqPtr;
+struct _xmlParserNodeInfoSeq {
+  unsigned long maximum;
+  unsigned long length;
+  xmlParserNodeInfo* buffer;
+};
+
+/**
+ * xmlParserInputState:
+ *
+ * The parser is now working also as a state based parser.
+ * The recursive one use the state info for entities processing.
+ */
+typedef enum {
+    XML_PARSER_EOF = -1,        /* nothing is to be parsed */
+    XML_PARSER_START = 0,       /* nothing has been parsed */
+    XML_PARSER_MISC,            /* Misc* before int subset */
+    XML_PARSER_PI,              /* Within a processing instruction */
+    XML_PARSER_DTD,             /* within some DTD content */
+    XML_PARSER_PROLOG,          /* Misc* after internal subset */
+    XML_PARSER_COMMENT,         /* within a comment */
+    XML_PARSER_START_TAG,       /* within a start tag */
+    XML_PARSER_CONTENT,         /* within the content */
+    XML_PARSER_CDATA_SECTION,   /* within a CDATA section */
+    XML_PARSER_END_TAG,         /* within a closing tag */
+    XML_PARSER_ENTITY_DECL,     /* within an entity declaration */
+    XML_PARSER_ENTITY_VALUE,    /* within an entity value in a decl */
+    XML_PARSER_ATTRIBUTE_VALUE, /* within an attribute value */
+    XML_PARSER_SYSTEM_LITERAL,  /* within a SYSTEM value */
+    XML_PARSER_EPILOG,          /* the Misc* after the last end tag */
+    XML_PARSER_IGNORE,          /* within an IGNORED section */
+    XML_PARSER_PUBLIC_LITERAL   /* within a PUBLIC value */
+} xmlParserInputState;
+
+/**
+ * XML_DETECT_IDS:
+ *
+ * Bit in the loadsubset context field to tell to do ID/REFs lookups.
+ * Use it to initialize xmlLoadExtDtdDefaultValue.
+ */
+#define XML_DETECT_IDS          2
+
+/**
+ * XML_COMPLETE_ATTRS:
+ *
+ * Bit in the loadsubset context field to tell to do complete the
+ * elements attributes lists with the ones defaulted from the DTDs.
+ * Use it to initialize xmlLoadExtDtdDefaultValue.
+ */
+#define XML_COMPLETE_ATTRS      4
+
+/**
+ * XML_SKIP_IDS:
+ *
+ * Bit in the loadsubset context field to tell to not do ID/REFs registration.
+ * Used to initialize xmlLoadExtDtdDefaultValue in some special cases.
+ */
+#define XML_SKIP_IDS            8
+
+/**
+ * xmlParserCtxt:
+ *
+ * The parser context.
+ * NOTE This doesn't completely define the parser state, the (current ?)
+ *      design of the parser uses recursive function calls since this allow
+ *      and easy mapping from the production rules of the specification
+ *      to the actual code. The drawback is that the actual function call
+ *      also reflect the parser state. However most of the parsing routines
+ *      takes as the only argument the parser context pointer, so migrating
+ *      to a state based parser for progressive parsing shouldn't be too hard.
+ */
+struct _xmlParserCtxt {
+    struct _xmlSAXHandler *sax;       /* The SAX handler */
+    void*            userData;        /* For SAX interface only, used by DOM build */
+    xmlDocPtr           myDoc;        /* the document being built */
+    int            wellFormed;        /* is the document well formed */
+    int       replaceEntities;        /* shall we replace entities ? */
+    const xmlChar*   encoding;        /* the declared encoding, if any */
+    int            standalone;        /* standalone document */
+    int                  html;        /* an HTML(1)/Docbook(2) document */
+
+    /* Input stream stack */
+    xmlParserInputPtr  input;         /* Current input stream */
+    int                inputNr;       /* Number of current input streams */
+    int                inputMax;      /* Max number of input streams */
+    xmlParserInputPtr* inputTab;      /* stack of inputs */
+
+#ifdef LIBXML_ENABLE_GS_CACHING_IN_CTXT
+    // Note: location is chosen trying to get GS pointer into proximity to
+    //       the data often referred to (to avoid cache misses)
+    //XMLENGINE: NEW CODE
+    void*             cachedGs;      /* cached GS pointer */
+#endif
+    /* Node analysis stack only used for DOM building */
+    xmlNodePtr         node;          /* Current parsed Node */
+    int                nodeNr;        /* Depth of the parsing stack */
+    int                nodeMax;       /* Max depth of the parsing stack */
+    xmlNodePtr*        nodeTab;       /* array of nodes */
+
+    int                  errNo;        /* error code */
+
+    int      hasExternalSubset;        /* reference and external subset */
+    int              hasPErefs;        /* the internal subset has PE refs */
+    int               external;        /* are we parsing an external entity */
+
+    int                  valid;        /* is the document valid */
+    int               validate;        /* shall we try to validate ? */
+
+    xmlParserInputState instate;      /* current type of input */
+    int                  token;        /* next char look-ahead */
+
+    char*            directory;        /* the data directory */
+
+    /* Node name stack */
+    const xmlChar*        name;       /* Current parsed Node */
+    int                 nameNr;       /* Depth of the parsing stack */
+    int                nameMax;       /* Max depth of the parsing stack */
+    const xmlChar**    nameTab;       /* array of nodes */
+
+    long               nbChars;       /* number of xmlChar processed */
+    long            checkIndex;       /* used by progressive parsing lookup */
+    int             keepBlanks;       /* ugly but ... */
+    int             disableSAX;       /* SAX callbacks are disabled */
+    int               inSubset;       /* Parsing is in int 1/ext 2 subset */
+    int			stackLowThreshold;	  /* minimum amount of thread's stack left */
+
+    /* xml:space values */
+    int*               space;         /* Should the parser preserve spaces */
+    int                spaceNr;       /* Depth of the parsing stack */
+    int                spaceMax;      /* Max depth of the parsing stack */
+    int*               spaceTab;      /* array of space infos */
+
+    int                depth;         /* to prevent entity substitution loops */
+    int                charset;       /* encoding of the in-memory content
+                                         actually an xmlCharEncoding */
+    int                nodelen;       /* Those two fields are there to */
+    int                nodemem;       /* Speed up large node parsing */
+    int                pedantic;      /* signal pedantic warnings */
+    void*              _private;      /* For user data, libxml won't touch it */
+
+    int                loadsubset;    /* should the external subset be loaded */
+
+    void*              catalogs;      /* document's own catalog */
+    int             progressive;      /* is this a progressive parsing */
+    xmlDictPtr             dict;      /* dictionnary for the parser */
+    const xmlChar**        atts;      /* array for the attributes callbacks */
+    int                 maxatts;      /* the size of the array */
+
+    /*
+     * pre-interned strings
+     */
+    const xmlChar* str_xml;
+    const xmlChar* str_xmlns;
+    const xmlChar* str_xml_ns;
+
+    /*
+     * Everything below is used only by the new SAX mode
+     */
+    int                sax2;          /* operating in the new SAX mode */
+    int                nsNr;          /* the number of inherited namespaces */
+    int                nsMax;         /* the size of the arrays */
+    const xmlChar**    nsTab;         /* the array of prefix/namespace name */
+    int*               attallocs;     /* which attribute were allocated */
+    void**             pushTab;       /* array of data for push */
+    xmlHashTablePtr    attsDefault;   /* defaulted attributes if any */
+    xmlHashTablePtr    attsSpecial;   /* non-CDATA attributes if any */
+    int                nsWellFormed;  /* is the document XML Nanespace okay */
+    int                options;       /* Extra options */
+
+    /*
+     * Those fields are needed only for streaming parsing so far
+     */
+    int               dictNames;    /* Use dictionary names for the tree */
+    int               freeElemsNr;  /* number of freed element nodes */
+    xmlNodePtr        freeElems;    /* List of freed element nodes */
+    int               freeAttrsNr;  /* number of freed attributes nodes */
+    xmlAttrPtr        freeAttrs;    /* List of freed attributes nodes */
+
+    /*
+     * the complete error informations for the last error.
+     */
+    xmlError          lastError;
+
+// XMLENGINE: BEGIN NEW CODE - lastNsNr attribute in parser context
+    int               lastNsNr;     /* temporarily contains number of new namespaces in element*/
+// XMLENGINE: END NEW CODE
+
+//== Fields less used in libxml2, so put in the end of the structure (offset is > 255)
+//
+// Note: these fields were move from their original place in the structure
+//
+    const xmlChar*    version;        /* the XML version string */
+    const xmlChar*  intSubName;       /* name of subset */
+    xmlChar*         extSubURI;       /* URI of external subset */
+    xmlChar*      extSubSystem;       /* SYSTEM ID of external subset */
+    int                recovery;      /* run in recovery mode */
+    int                 docdict;      /* use strings from dict to build tree */
+    xmlParserInputPtr  entity;        /* used to check entities boundaries */
+
+    xmlValidCtxt         vctxt;        /* The validity context */
+
+//== Fields below are likely to stay disabled forever in XML ENGINE
+
+#ifdef LIBXML_ENABLE_NODE_LINEINFO
+    int             linenumbers;      /* set line number in element content */
+#endif
+
+#ifdef XMLENGINE_ENABLE_PARSER_RECORD_INFO
+    int record_info;                   /* Whether node info should be kept */
+    xmlParserNodeInfoSeq node_seq;     /* info about each node parsed */
+#endif
+
+
+}; // struct _xmlParserCtxt
+
+
+
+/**
+ * xmlSAXLocator:
+ *
+ * A SAX Locator.
+ */
+struct _xmlSAXLocator {
+    const xmlChar* (*getPublicId)(void* ctx);
+    const xmlChar* (*getSystemId)(void* ctx);
+    int (*getLineNumber)(void* ctx);
+    int (*getColumnNumber)(void* ctx);
+};
+
+/**
+ * xmlSAXHandler:
+ *
+ * A SAX handler is bunch of callbacks called by the parser when processing
+ * of the input generate data or structure informations.
+ */
+
+/**
+ * resolveEntitySAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param publicId The public ID of the entity
+ * @param systemId The system ID of the entity
+ *
+ * Callback:
+ * The entity loader, to control the loading of external entities,
+ * the application can either:
+ *    - override this resolveEntity() 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.
+ */
+typedef xmlParserInputPtr (*resolveEntitySAXFunc) (
+                void*          ctx,
+                const xmlChar* publicId,
+                const xmlChar* systemId);
+/**
+ * internalSubsetSAXFunc:
+ * @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.
+ */
+typedef void (*internalSubsetSAXFunc) (
+                void*          ctx,
+                const xmlChar* name,
+                const xmlChar* ExternalID,
+                const xmlChar* SystemID);
+/**
+ * externalSubsetSAXFunc:
+ * @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.
+ */
+typedef void (*externalSubsetSAXFunc) (
+                void*          ctx,
+                const xmlChar* name,
+                const xmlChar* ExternalID,
+                const xmlChar* SystemID);
+/**
+ * getEntitySAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * Get an entity by name.
+ *
+ * Returns the xmlEntityPtr if found.
+ */
+typedef xmlEntityPtr (*getEntitySAXFunc) (
+                void*          ctx,
+                const xmlChar* name);
+/**
+ * getParameterEntitySAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * Get a parameter entity by name.
+ *
+ * Returns the xmlEntityPtr if found.
+ */
+typedef xmlEntityPtr (*getParameterEntitySAXFunc) (
+                void*          ctx,
+                const xmlChar* name);
+/**
+ * entityDeclSAXFunc:
+ * @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.
+ */
+typedef void (*entityDeclSAXFunc) (
+                void*          ctx,
+                const xmlChar* name,
+                int            type,
+                const xmlChar* publicId,
+                const xmlChar* systemId,
+                xmlChar*       content);
+/**
+ * notationDeclSAXFunc:
+ * @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.
+ */
+typedef void (*notationDeclSAXFunc)(
+                void* ctx,
+                const xmlChar* name,
+                const xmlChar* publicId,
+                const xmlChar* systemId);
+/**
+ * attributeDeclSAXFunc:
+ * @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.
+ */
+typedef void (*attributeDeclSAXFunc)(
+                void*          ctx,
+                const xmlChar* elem,
+                const xmlChar* fullname,
+                int            type,
+                int            def,
+                const xmlChar* defaultValue,
+                xmlEnumerationPtr tree);
+/**
+ * elementDeclSAXFunc:
+ * @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.
+ */
+typedef void (*elementDeclSAXFunc)(
+                void*           ctx,
+                const xmlChar* name,
+                int            type,
+                xmlElementContentPtr content);
+/**
+ * unparsedEntityDeclSAXFunc:
+ * @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.
+ */
+typedef void (*unparsedEntityDeclSAXFunc)(void *ctx,
+                const xmlChar *name,
+                const xmlChar *publicId,
+                const xmlChar *systemId,
+                const xmlChar *notationName);
+/**
+ * setDocumentLocatorSAXFunc:
+ * @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.
+ */
+typedef void (*setDocumentLocatorSAXFunc) (void *ctx,
+                xmlSAXLocatorPtr loc);
+/**
+ * startDocumentSAXFunc:
+ * @param ctx the user data (XML parser context)
+ *
+ * Called when the document start being processed.
+ */
+typedef void (*startDocumentSAXFunc) (void *ctx);
+/**
+ * endDocumentSAXFunc:
+ * @param ctx the user data (XML parser context)
+ *
+ * Called when the document end has been detected.
+ */
+typedef void (*endDocumentSAXFunc) (void *ctx);
+/**
+ * startElementSAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name 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.
+ */
+typedef void (*startElementSAXFunc) (void *ctx,
+                const xmlChar *name,
+                const xmlChar **atts);
+/**
+ * endElementSAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name The element name
+ *
+ * Called when the end of an element has been detected.
+ */
+typedef void (*endElementSAXFunc) (void *ctx,
+                const xmlChar *name);
+/**
+ * attributeSAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name The attribute name, including namespace prefix
+ * @param value 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.
+ */
+typedef void (*attributeSAXFunc) (void *ctx,
+                const xmlChar *name,
+                const xmlChar *value);
+/**
+ * referenceSAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param name The entity name
+ *
+ * Called when an entity reference is detected.
+ */
+typedef void (*referenceSAXFunc) (void *ctx,
+                const xmlChar *name);
+/**
+ * charactersSAXFunc:
+ * @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.
+ */
+typedef void (*charactersSAXFunc) (void *ctx,
+                const xmlChar *ch,
+                int len);
+/**
+ * ignorableWhitespaceSAXFunc:
+ * @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 characters.
+ */
+typedef void (*ignorableWhitespaceSAXFunc) (void *ctx,
+                const xmlChar *ch,
+                int len);
+/**
+ * processingInstructionSAXFunc:
+ * @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.
+ */
+typedef void (*processingInstructionSAXFunc) (void *ctx,
+                const xmlChar *target,
+                const xmlChar *data);
+/**
+ * commentSAXFunc:
+ * @param ctx the user data (XML parser context)
+ * @param value the comment content
+ *
+ * A comment has been parsed.
+ */
+typedef void (*commentSAXFunc) (void *ctx,
+                const xmlChar *value);
+/**
+ * cdataBlockSAXFunc:
+ * @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.
+ */
+typedef void (*cdataBlockSAXFunc) (
+                            void *ctx,
+                const xmlChar *value,
+                int len);
+/**
+ * warningSAXFunc:
+ * @param ctx an XML parser context
+ * @param msg the message to display/transmit
+ * @param # extra parameters for the message display
+ *
+ * Display and format a warning messages, callback.
+ */
+typedef void (*warningSAXFunc) (void *ctx,
+                const char *msg, ...);
+/**
+ * errorSAXFunc:
+ * @param ctx an XML parser context
+ * @param msg the message to display/transmit
+ * @param # extra parameters for the message display
+ *
+ * Display and format an error messages, callback.
+ */
+typedef void (*errorSAXFunc) (void *ctx,
+                const char *msg, ...);
+/**
+ * fatalErrorSAXFunc:
+ * @param ctx an XML parser context
+ * @param msg the message to display/transmit
+ * @param # extra parameters for the message display
+ *
+ * Display and format fatal error messages, callback.
+ * Note: so far fatalError() SAX callbacks are not used, error()
+ *       get all the callbacks for errors.
+ */
+typedef void (*fatalErrorSAXFunc) (void *ctx,
+                const char *msg, ...);
+/**
+ * isStandaloneSAXFunc:
+ * @param ctx the user data (XML parser context)
+ *
+ * Is this document tagged standalone?
+ *
+ * Returns 1 if true
+ */
+typedef int (*isStandaloneSAXFunc) (void *ctx);
+/**
+ * hasInternalSubsetSAXFunc:
+ * @param ctx the user data (XML parser context)
+ *
+ * Does this document has an internal subset.
+ *
+ * Returns 1 if true
+ */
+typedef int (*hasInternalSubsetSAXFunc) (void *ctx);
+
+/**
+ * hasExternalSubsetSAXFunc:
+ * @param ctx the user data (XML parser context)
+ *
+ * Does this document has an external subset?
+ *
+ * Returns 1 if true
+ */
+typedef int (*hasExternalSubsetSAXFunc) (void *ctx);
+
+/************************************************************************
+ *                                                                      *
+ *                      The SAX version 2 API extensions                *
+ *                                                                      *
+ ************************************************************************/
+/**
+ * XML_SAX2_MAGIC:
+ *
+ * Special constant found in SAX2 blocks initialized fields
+ */
+#define XML_SAX2_MAGIC 0xDEEDBEAF
+
+/**
+ * startElementNsSAX2Func:
+ * @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. The defaulted
+ *                  ones are at the end of the array
+ * @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.
+ */
+
+typedef void (*startElementNsSAX2Func) (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);
+
+/**
+ * endElementNsSAX2Func:
+ * @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.
+ */
+
+typedef void (*endElementNsSAX2Func) (void *ctx,
+                    const xmlChar *localname,
+                    const xmlChar *prefix,
+                    const xmlChar *URI);
+
+// XE: BEGIN new code
+/**
+ * startPrefixMappingSAX2Func:
+ * @param ctx     the user data (XML parser context)
+ * @param prefix  the element namespace prefix if available, NULL if default namespace
+ * @param URI     the element namespace name if available
+ *
+ * SAX2 callback when namespace prefix mapping is done.
+ */
+
+typedef void (*startPrefixMappingSAX2Func)  (void *ctx,
+                    const xmlChar *prefix,
+                    const xmlChar *URI);
+
+
+/**
+ * endPrefixMappingSAX2Func:
+ * @param   ctx     the user data (XML parser context)
+ * @param   prefix  the element namespace prefix if available, NULL otherwise
+ *
+ * SAX2 callback when namespace prefix mapping is getting out of scope.
+ */
+
+typedef void (*endPrefixMappingSAX2Func)  (void *ctx,
+                    const xmlChar *prefix);
+
+// XE: END new code
+
+struct _xmlSAXHandler {
+    internalSubsetSAXFunc       internalSubset;
+    isStandaloneSAXFunc         isStandalone;
+    hasInternalSubsetSAXFunc    hasInternalSubset;
+    hasExternalSubsetSAXFunc    hasExternalSubset;
+    resolveEntitySAXFunc        resolveEntity;
+    getEntitySAXFunc            getEntity;
+    entityDeclSAXFunc           entityDecl;
+    notationDeclSAXFunc         notationDecl;
+    attributeDeclSAXFunc        attributeDecl;
+    elementDeclSAXFunc          elementDecl;
+    unparsedEntityDeclSAXFunc   unparsedEntityDecl;
+    setDocumentLocatorSAXFunc   setDocumentLocator;
+    startDocumentSAXFunc        startDocument;
+    endDocumentSAXFunc          endDocument;
+    startElementSAXFunc         startElement;
+    endElementSAXFunc           endElement;
+    referenceSAXFunc            reference;
+    charactersSAXFunc           characters;
+    ignorableWhitespaceSAXFunc  ignorableWhitespace;
+    processingInstructionSAXFunc processingInstruction;
+    commentSAXFunc              comment;
+    warningSAXFunc              warning;
+    errorSAXFunc                error;
+    fatalErrorSAXFunc           fatalError; /* unused - error() get all the errors */
+    getParameterEntitySAXFunc   getParameterEntity;
+    cdataBlockSAXFunc           cdataBlock;
+    externalSubsetSAXFunc       externalSubset;
+    unsigned int initialized;
+    /* The following fields are extensions available only on version 2 */
+    void *_private;
+    startElementNsSAX2Func      startElementNs;
+    endElementNsSAX2Func        endElementNs;
+    xmlStructuredErrorFunc      serror;
+    startPrefixMappingSAX2Func  startPrefixMapping;
+    endPrefixMappingSAX2Func    endPrefixMapping;
+};
+
+/*
+ * SAX Version 1
+ */
+typedef struct _xmlSAXHandlerV1 xmlSAXHandlerV1;
+typedef xmlSAXHandlerV1 *xmlSAXHandlerV1Ptr;
+struct _xmlSAXHandlerV1 {
+    internalSubsetSAXFunc internalSubset;
+    isStandaloneSAXFunc isStandalone;
+    hasInternalSubsetSAXFunc hasInternalSubset;
+    hasExternalSubsetSAXFunc hasExternalSubset;
+    resolveEntitySAXFunc resolveEntity;
+    getEntitySAXFunc getEntity;
+    entityDeclSAXFunc entityDecl;
+    notationDeclSAXFunc notationDecl;
+    attributeDeclSAXFunc attributeDecl;
+    elementDeclSAXFunc elementDecl;
+    unparsedEntityDeclSAXFunc unparsedEntityDecl;
+    setDocumentLocatorSAXFunc setDocumentLocator;
+    startDocumentSAXFunc startDocument;
+    endDocumentSAXFunc endDocument;
+    startElementSAXFunc startElement;
+    endElementSAXFunc endElement;
+    referenceSAXFunc reference;
+    charactersSAXFunc characters;
+    ignorableWhitespaceSAXFunc ignorableWhitespace;
+    processingInstructionSAXFunc processingInstruction;
+    commentSAXFunc comment;
+    warningSAXFunc warning;
+    errorSAXFunc error;
+    fatalErrorSAXFunc fatalError; /* unused error() get all the errors */
+    getParameterEntitySAXFunc getParameterEntity;
+    cdataBlockSAXFunc cdataBlock;
+    externalSubsetSAXFunc externalSubset;
+    unsigned int initialized;
+};
+
+
+/**
+ * xmlExternalEntityLoader:
+ * @param URL The System ID of the resource requested
+ * @param ID The Public ID of the resource requested
+ * @param context the XML parser context
+ *
+ * External entity loaders types.
+ *
+ * Returns the entity input parser.
+ */
+typedef xmlParserInputPtr (*xmlExternalEntityLoader) (const char *URL,
+                     const char *ID,
+                     xmlParserCtxtPtr context);
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+ * Init/Cleanup
+ */
+XMLPUBFUN void XMLCALL
+                xmlInitParser           (void);
+XMLPUBFUN void XMLCALL
+                xmlCleanupParser        (void);
+
+/*
+ * Input functions
+ */
+XMLPUBFUN int XMLCALL
+                xmlParserInputRead      (xmlParserInputPtr in,
+                                         int len);
+XMLPUBFUN int XMLCALL
+                xmlParserInputGrow      (xmlParserInputPtr in,
+                                         int len);
+
+/*
+ * Basic parsing Interfaces
+ */
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlParseDoc             (xmlChar *cur);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlParseMemory          (const char *buffer,
+                                         int size);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlParseFile            (const char *filename);
+XMLPUBFUN int XMLCALL
+                xmlSubstituteEntitiesDefault(int val);
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN int XMLCALL   xmlKeepBlanksDefault    (int val);
+XMLPUBFUN int XMLCALL   xmlLineNumbersDefault   (int val);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+XMLPUBFUN void XMLCALL
+                xmlStopParser           (xmlParserCtxtPtr ctxt);
+XMLPUBFUN int XMLCALL
+                xmlPedanticParserDefault(int val);
+
+/*
+ * Recovery mode
+ */
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlRecoverDoc           (xmlChar *cur);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlRecoverMemory        (const char *buffer, int size);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlRecoverFile          (const char *filename);
+
+/*
+ * Less common routines and SAX interfaces
+ */
+XMLPUBFUN int XMLCALL
+                xmlParseDocument        (xmlParserCtxtPtr ctxt);
+XMLPUBFUN int XMLCALL
+                xmlParseExtParsedEnt(xmlParserCtxtPtr ctxt);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseDoc          (xmlSAXHandlerPtr sax,
+                                         xmlChar *cur,
+                                         int length,
+                                         int recovery,
+                                         int* /* out if !NULL */ errorCode);
+XMLPUBFUN int XMLCALL
+                xmlSAXUserParseFile     (xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         const char *filename);
+XMLPUBFUN int XMLCALL
+                xmlSAXUserParseMemory   (xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         const char *buffer,
+                                         int size);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseMemory       (xmlSAXHandlerPtr sax,
+                                         const char *buffer,
+                     int size,
+                                         int recovery);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseMemoryWithData (xmlSAXHandlerPtr sax,
+                                         const char *buffer,
+                     int size,
+                                         int recovery,
+                                         void *data);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseFile         (xmlSAXHandlerPtr sax,
+                                         const char *filename,
+                                         int recovery);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseFileWithData (xmlSAXHandlerPtr sax,
+                                         const char *filename,
+                                         int recovery,
+                                         void *data);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlSAXParseEntity       (xmlSAXHandlerPtr sax,
+                                         const char *filename);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlParseEntity          (const char *filename);
+XMLPUBFUN xmlDtdPtr XMLCALL
+                xmlParseDTD             (const xmlChar *ExternalID,
+                                         const xmlChar *SystemID);
+XMLPUBFUN xmlDtdPtr XMLCALL
+                xmlSAXParseDTD          (xmlSAXHandlerPtr sax,
+                                         const xmlChar *ExternalID,
+                                         const xmlChar *SystemID);
+XMLPUBFUN xmlDtdPtr XMLCALL
+                xmlIOParseDTD           (xmlSAXHandlerPtr sax,
+                                         xmlParserInputBufferPtr input,
+                                         xmlCharEncoding enc);
+XMLPUBFUN int XMLCALL
+                xmlParseBalancedChunkMemory(xmlDocPtr doc,
+                                         xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         int depth,
+                                         const xmlChar *string,
+                                         xmlNodePtr *lst);
+// XMLENGINE: added from v2.6.21
+XMLPUBFUN xmlParserErrors XMLCALL
+        xmlParseInNodeContext   (xmlNodePtr node,
+                     const char *data,
+                     int datalen,
+                     int options,
+                     xmlNodePtr *lst);
+//--
+XMLPUBFUN int XMLCALL
+                xmlParseBalancedChunkMemoryRecover(xmlDocPtr doc,
+                     xmlSAXHandlerPtr sax,
+                     void *user_data,
+                     int depth,
+                     const xmlChar *string,
+                     xmlNodePtr *lst,
+                     int recover);
+XMLPUBFUN int XMLCALL
+                xmlParseExternalEntity  (xmlDocPtr doc,
+                                         xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         int depth,
+                                         const xmlChar *URL,
+                                         const xmlChar *ID,
+                                         xmlNodePtr *lst);
+XMLPUBFUN int XMLCALL
+                xmlParseCtxtExternalEntity(xmlParserCtxtPtr ctx,
+                                         const xmlChar *URL,
+                                         const xmlChar *ID,
+                                         xmlNodePtr *lst);
+
+/*
+ * Parser contexts handling.
+ */
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
+                xmlNewParserCtxt        (void);
+XMLPUBFUN int XMLCALL
+                xmlInitParserCtxt       (xmlParserCtxtPtr ctxt);
+XMLPUBFUN void XMLCALL
+                xmlClearParserCtxt      (xmlParserCtxtPtr ctxt);
+XMLPUBFUN void XMLCALL
+                xmlFreeParserCtxt       (xmlParserCtxtPtr ctxt);
+XMLPUBFUN void XMLCALL
+                xmlSetupParserForBuffer (xmlParserCtxtPtr ctxt,
+                                         const xmlChar* buffer,
+                                         const char *filename);
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
+                xmlCreateDocParserCtxt  (const xmlChar *cur, int length);
+
+/*
+ * Reading/setting optional parsing features.
+ */
+
+XMLPUBFUN int XMLCALL
+                xmlGetFeaturesList      (int *len,
+                                                         const char **result);
+XMLPUBFUN int XMLCALL
+                xmlGetFeature           (xmlParserCtxtPtr ctxt,
+                                                         const char *name,
+                                                         void *result);
+XMLPUBFUN int XMLCALL
+                xmlSetFeature           (xmlParserCtxtPtr ctxt,
+                                                         const char *name,
+                                                         void *value);
+
+#ifdef LIBXML_PUSH_ENABLED
+/*
+ * Interfaces for the Push mode.
+ */
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
+                xmlCreatePushParserCtxt(xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         const char *chunk,
+                                         int size,
+                                         const char *filename);
+XMLPUBFUN int XMLCALL
+                xmlParseChunk           (xmlParserCtxtPtr ctxt,
+                                         const char *chunk,
+                                         int size,
+                                         int terminate);
+#endif /* LIBXML_PUSH_ENABLED */
+
+/*
+ * Special I/O mode.
+ */
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN xmlParserCtxtPtr XMLCALL
+                xmlCreateIOParserCtxt   (xmlSAXHandlerPtr sax,
+                                         void *user_data,
+                                         xmlInputReadCallback   ioread,
+                                         xmlInputCloseCallback  ioclose,
+                                         void *ioctx,
+                                         xmlCharEncoding enc);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+
+XMLPUBFUN xmlParserInputPtr XMLCALL
+                xmlNewIOInputStream     (xmlParserCtxtPtr ctxt,
+                                         xmlParserInputBufferPtr input,
+                                         xmlCharEncoding enc);
+
+#ifdef XMLENGINE_ENABLE_PARSER_RECORD_INFO
+/*
+ * Node infos.
+ */
+XMLPUBFUN const xmlParserNodeInfo* XMLCALL
+                xmlParserFindNodeInfo   (const xmlParserCtxtPtr ctxt,
+                                         const xmlNodePtr node);
+XMLPUBFUN void XMLCALL
+                xmlInitNodeInfoSeq      (xmlParserNodeInfoSeqPtr seq);
+XMLPUBFUN void XMLCALL
+                xmlClearNodeInfoSeq     (xmlParserNodeInfoSeqPtr seq);
+XMLPUBFUN unsigned long XMLCALL
+                xmlParserFindNodeInfoIndex(const xmlParserNodeInfoSeqPtr seq,
+                                         const xmlNodePtr node);
+XMLPUBFUN void XMLCALL
+                xmlParserAddNodeInfo    (xmlParserCtxtPtr ctxt,
+                                         const xmlParserNodeInfoPtr info);
+#endif /* XMLENGINE_ENABLE_PARSER_RECORD_INFO */
+
+/*
+ * External entities handling actually implemented in xmlIO.
+ */
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN void XMLCALL  xmlSetExternalEntityLoader(xmlExternalEntityLoader f);
+XMLPUBFUN xmlExternalEntityLoader XMLCALL xmlGetExternalEntityLoader(void);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+XMLPUBFUN xmlParserInputPtr XMLCALL
+                xmlLoadExternalEntity   (const char *URL,
+                                                                 const char *ID,
+                                                                 xmlParserCtxtPtr ctxt);
+
+/*
+ * Index lookup, actually implemented in the encoding module
+ */
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN long XMLCALL  xmlByteConsumed         (xmlParserCtxtPtr ctxt);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+/*
+ * New set of simpler/more flexible APIs
+ */
+/**
+ * xmlParserOption:
+ *
+ * This is the set of XML parser options that can be passed down
+ * to the xmlReadDoc() and similar calls.
+ */
+typedef enum {
+    XML_PARSE_RECOVER   = 1<<0, /* recover on errors */
+    XML_PARSE_NOENT     = 1<<1, /* substitute entities */
+    XML_PARSE_DTDLOAD   = 1<<2, /* load the external subset */
+    XML_PARSE_DTDATTR   = 1<<3, /* default DTD attributes */
+    XML_PARSE_DTDVALID  = 1<<4, /* validate with the DTD */
+    XML_PARSE_NOERROR   = 1<<5, /* suppress error reports */
+    XML_PARSE_NOWARNING = 1<<6, /* suppress warning reports */
+    XML_PARSE_PEDANTIC  = 1<<7, /* pedantic error reporting */
+    XML_PARSE_NOBLANKS  = 1<<8, /* remove blank nodes */
+    XML_PARSE_SAX1      = 1<<9, /* use the SAX1 interface internally */
+    XML_PARSE_XINCLUDE  = 1<<10,/* Implement XInclude substitition  */
+    XML_PARSE_NONET     = 1<<11,/* Forbid network access */
+    XML_PARSE_NODICT    = 1<<12,/* Do not reuse the context dictionnary */
+    XML_PARSE_NSCLEAN   = 1<<13,/* remove redundant namespaces declarations */
+    XML_PARSE_NOCDATA   = 1<<14 /* merge CDATA as text nodes */
+} xmlParserOption;
+
+XMLPUBFUN void XMLCALL
+                xmlCtxtReset            (xmlParserCtxtPtr ctxt);
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN int XMLCALL
+                xmlCtxtResetPush        (xmlParserCtxtPtr ctxt,
+                                         const char *chunk,
+                                         int size,
+                                         const char *filename,
+                                         const char *encoding);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+XMLPUBFUN int XMLCALL
+                xmlCtxtUseOptions       (xmlParserCtxtPtr ctxt,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlReadDoc              (const xmlChar *cur,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlReadFile             (const char *URL,
+                                         const char *encoding,
+                                         int options);
+#endif
+
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlReadMemory           (const char *buffer,
+                                         int size,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlReadFd               (int fd,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlReadIO               (xmlInputReadCallback ioread,
+                                         xmlInputCloseCallback ioclose,
+                                         void *ioctx,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+
+#ifndef XMLENGINE_EXCLUDE_UNUSED
+
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlCtxtReadDoc          (xmlParserCtxtPtr ctxt,
+                                         const xmlChar *cur,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlCtxtReadFd           (xmlParserCtxtPtr ctxt,
+                                         int fd,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlCtxtReadFile         (xmlParserCtxtPtr ctxt,
+                                         const char *filename,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlCtxtReadMemory               (xmlParserCtxtPtr ctxt,
+                                         const char *buffer,
+                                         int size,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+XMLPUBFUN xmlDocPtr XMLCALL
+                xmlCtxtReadIO           (xmlParserCtxtPtr ctxt,
+                                         xmlInputReadCallback ioread,
+                                         xmlInputCloseCallback ioclose,
+                                         void *ioctx,
+                                         const char *URL,
+                                         const char *encoding,
+                                         int options);
+#endif /* ifndef XMLENGINE_EXCLUDE_UNUSED */
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* XML_PARSER_H */
+
+