Revert directory structure changes

1 files changed, 236 insertions, 0 deletions

diff --git a/include/libxml/xpathInternals.h b/include/libxml/xpathInternals.h
new file mode 100644
index 00000000..51f6ad55
--- /dev/null
+++ b/include/libxml/xpathInternals.h
@@ -0,0 +1,236 @@
+/*
+ * xpath.c: internal interfaces for XML Path Language implementation
+ *          used to build new modules on top of XPath
+ *
+ * See COPYRIGHT for the status of this software
+ *
+ * Author: Daniel.Veillard@w3.org
+ */
+
+#ifndef __XML_XPATH_INTERNALS_H__
+#define __XML_XPATH_INTERNALS_H__
+
+#include <libxml/xpath.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/************************************************************************
+ *									*
+ *			Helpers						*
+ *									*
+ ************************************************************************/
+
+#define CHECK_ERROR							\
+    if (ctxt->error != XPATH_EXPRESSION_OK) return
+
+#define CHECK_ERROR0							\
+    if (ctxt->error != XPATH_EXPRESSION_OK) return(0)
+
+#define XP_ERROR(X)							\
+    { xmlXPatherror(ctxt, __FILE__, __LINE__, X);			\
+      ctxt->error = (X); return; }
+
+#define XP_ERROR0(X)							\
+    { xmlXPatherror(ctxt, __FILE__, __LINE__, X);			\
+      ctxt->error = (X); return(0); }
+
+#define CHECK_TYPE(typeval)						\
+    if ((ctxt->value == NULL) || (ctxt->value->type != typeval))	\
+        XP_ERROR(XPATH_INVALID_TYPE)
+
+#define CHECK_ARITY(x)							\
+    if (nargs != (x))							\
+        XP_ERROR(XPATH_INVALID_ARITY);
+
+#define CAST_TO_STRING							\
+    if ((ctxt->value != NULL) && (ctxt->value->type != XPATH_STRING))	\
+        xmlXPathStringFunction(ctxt, 1);
+
+#define CAST_TO_NUMBER							\
+    if ((ctxt->value != NULL) && (ctxt->value->type != XPATH_NUMBER))	\
+        xmlXPathNumberFunction(ctxt, 1);
+
+#define CAST_TO_BOOLEAN							\
+    if ((ctxt->value != NULL) && (ctxt->value->type != XPATH_BOOLEAN))	\
+        xmlXPathBooleanFunction(ctxt, 1);
+
+/*
+ * Varibale Lookup forwarding
+ */
+typedef xmlXPathObjectPtr
+	(*xmlXPathVariableLookupFunc)	(void *ctxt,
+					 const xmlChar *name,
+					 const xmlChar *ns_uri);
+
+void	xmlXPathRegisterVariableLookup	(xmlXPathContextPtr ctxt,
+					 xmlXPathVariableLookupFunc f,
+					 void *varCtxt);
+
+/*
+ * Error reporting
+ */
+void		xmlXPatherror	(xmlXPathParserContextPtr ctxt,
+				 const char *file,
+				 int line,
+				 int no);
+
+void		xmlXPathDebugDumpObject	(FILE *output,
+					 xmlXPathObjectPtr cur,
+					 int depth);
+
+/**
+ * Extending a context
+ */
+
+int		   xmlXPathRegisterNs		(xmlXPathContextPtr ctxt,
+						 const xmlChar *prefix,
+						 const xmlChar *ns_uri);
+const xmlChar *	   xmlXPathNsLookup		(xmlXPathContextPtr ctxt,
+						 const xmlChar *ns_uri);
+void		   xmlXPathRegisteredNsCleanup	(xmlXPathContextPtr ctxt);
+
+int		   xmlXPathRegisterFunc		(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 xmlXPathFunction f);
+int		   xmlXPathRegisterFuncNS	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri,
+						 xmlXPathFunction f);
+int		   xmlXPathRegisterVariable	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 xmlXPathObjectPtr value);
+int		   xmlXPathRegisterVariableNS	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri,
+						 xmlXPathObjectPtr value);
+xmlXPathFunction   xmlXPathFunctionLookup	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name);
+xmlXPathFunction   xmlXPathFunctionLookupNS	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri);
+void		   xmlXPathRegisteredFuncsCleanup(xmlXPathContextPtr ctxt);
+xmlXPathObjectPtr  xmlXPathVariableLookup	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name);
+xmlXPathObjectPtr  xmlXPathVariableLookupNS	(xmlXPathContextPtr ctxt,
+						 const xmlChar *name,
+						 const xmlChar *ns_uri);
+void		   xmlXPathRegisteredVariablesCleanup(xmlXPathContextPtr ctxt);
+
+/**
+ * Utilities to extend XPath
+ */
+xmlXPathParserContextPtr
+		  xmlXPathNewParserContext	(const xmlChar *str,
+			  			 xmlXPathContextPtr ctxt);
+void		  xmlXPathFreeParserContext	(xmlXPathParserContextPtr ctxt);
+
+/* TODO: remap to xmlXPathValuePop and Push */
+xmlXPathObjectPtr valuePop			(xmlXPathParserContextPtr ctxt);
+int		  valuePush			(xmlXPathParserContextPtr ctxt,
+					 	xmlXPathObjectPtr value);
+
+xmlXPathObjectPtr xmlXPathNewString		(const xmlChar *val);
+xmlXPathObjectPtr xmlXPathNewCString		(const char *val);
+xmlXPathObjectPtr xmlXPathNewFloat		(double val);
+xmlXPathObjectPtr xmlXPathNewBoolean		(int val);
+xmlXPathObjectPtr xmlXPathNewNodeSet		(xmlNodePtr val);
+xmlXPathObjectPtr xmlXPathNewValueTree		(xmlNodePtr val);
+void		  xmlXPathNodeSetAdd		(xmlNodeSetPtr cur,
+						 xmlNodePtr val);
+
+
+void		  xmlXPathIdFunction		(xmlXPathParserContextPtr ctxt,
+					 	int nargs);
+void		  xmlXPathRoot			(xmlXPathParserContextPtr ctxt);
+void		  xmlXPathEvalExpr		(xmlXPathParserContextPtr ctxt);
+xmlChar *	  xmlXPathParseName		(xmlXPathParserContextPtr ctxt);
+xmlChar *	  xmlXPathParseNCName		(xmlXPathParserContextPtr ctxt);
+
+/*
+ * Debug
+ */
+#ifdef LIBXML_DEBUG_ENABLED
+double xmlXPathStringEvalNumber(const xmlChar *str);
+void xmlXPathDebugDumpObject(FILE *output, xmlXPathObjectPtr cur, int depth);
+#endif
+/*
+ * Existing functions
+ */
+
+int xmlXPathEvaluatePredicateResult(xmlXPathParserContextPtr ctxt, 
+                                    xmlXPathObjectPtr res);
+void xmlXPathInit(void);
+void xmlXPathStringFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathRegisterAllFunctions(xmlXPathContextPtr ctxt);
+xmlNodeSetPtr xmlXPathNodeSetCreate(xmlNodePtr val);
+void xmlXPathNodeSetAdd(xmlNodeSetPtr cur, xmlNodePtr val);
+xmlNodeSetPtr xmlXPathNodeSetMerge(xmlNodeSetPtr val1, xmlNodeSetPtr val2);
+void xmlXPathNodeSetDel(xmlNodeSetPtr cur, xmlNodePtr val);
+void xmlXPathNodeSetRemove(xmlNodeSetPtr cur, int val);
+void xmlXPathFreeNodeSet(xmlNodeSetPtr obj);
+xmlXPathObjectPtr xmlXPathNewNodeSet(xmlNodePtr val);
+xmlXPathObjectPtr xmlXPathNewNodeSetList(xmlNodeSetPtr val);
+xmlXPathObjectPtr xmlXPathWrapNodeSet(xmlNodeSetPtr val);
+void xmlXPathFreeNodeSetList(xmlXPathObjectPtr obj);
+
+
+xmlXPathObjectPtr xmlXPathNewFloat(double val);
+xmlXPathObjectPtr xmlXPathNewBoolean(int val);
+xmlXPathObjectPtr xmlXPathNewString(const xmlChar *val);
+xmlXPathObjectPtr xmlXPathNewCString(const char *val);
+void xmlXPathFreeObject(xmlXPathObjectPtr obj);
+xmlXPathContextPtr xmlXPathNewContext(xmlDocPtr doc);
+void xmlXPathFreeContext(xmlXPathContextPtr ctxt);
+
+int xmlXPathEqualValues(xmlXPathParserContextPtr ctxt);
+int xmlXPathCompareValues(xmlXPathParserContextPtr ctxt, int inf, int strict);
+void xmlXPathValueFlipSign(xmlXPathParserContextPtr ctxt);
+void xmlXPathAddValues(xmlXPathParserContextPtr ctxt);
+void xmlXPathSubValues(xmlXPathParserContextPtr ctxt);
+void xmlXPathMultValues(xmlXPathParserContextPtr ctxt);
+void xmlXPathDivValues(xmlXPathParserContextPtr ctxt);
+void xmlXPathModValues(xmlXPathParserContextPtr ctxt);
+
+
+/*
+ * Some of the axis navigation routines
+ */
+xmlNodePtr xmlXPathNextPreceding(xmlXPathParserContextPtr ctxt, xmlNodePtr cur);
+xmlNodePtr xmlXPathNextAncestor(xmlXPathParserContextPtr ctxt, xmlNodePtr cur);
+xmlNodePtr xmlXPathNextPrecedingSibling(xmlXPathParserContextPtr ctxt, xmlNodePtr cur);
+/*
+ * The official core of XPath functions
+ */
+void xmlXPathRoot(xmlXPathParserContextPtr ctxt);
+void xmlXPathLastFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathPositionFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathCountFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathIdFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathLocalNameFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathNamespaceURIFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathStringFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathStringLengthFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathConcatFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathContainsFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathStartsWithFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathSubstringFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathSubstringBeforeFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathSubstringAfterFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathNormalizeFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathTranslateFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathNotFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathTrueFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathFalseFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathLangFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathNumberFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathSumFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathFloorFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathCeilingFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathRoundFunction(xmlXPathParserContextPtr ctxt, int nargs);
+void xmlXPathBooleanFunction(xmlXPathParserContextPtr ctxt, int nargs);
+#ifdef __cplusplus
+}
+#endif
+#endif /* ! __XML_XPATH_INTERNALS_H__ */