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-rw-r--r--libcsoap/libxml/xpath.h472
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diff --git a/libcsoap/libxml/xpath.h b/libcsoap/libxml/xpath.h
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-/*
- * Summary: XML Path Language implementation
- * Description: API for the XML Path Language implementation
- *
- * XML Path Language implementation
- * XPath is a language for addressing parts of an XML document,
- * designed to be used by both XSLT and XPointer
- * http://www.w3.org/TR/xpath
- *
- * Implements
- * W3C Recommendation 16 November 1999
- * http://www.w3.org/TR/1999/REC-xpath-19991116
- *
- * Copy: See Copyright for the status of this software.
- *
- * Author: Daniel Veillard
- */
-
-#ifndef __XML_XPATH_H__
-#define __XML_XPATH_H__
-
-#include <libxml/xmlversion.h>
-
-#ifdef LIBXML_XPATH_ENABLED
-
-#include <libxml/xmlerror.h>
-#include <libxml/tree.h>
-#include <libxml/hash.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct _xmlXPathContext xmlXPathContext;
-typedef xmlXPathContext *xmlXPathContextPtr;
-typedef struct _xmlXPathParserContext xmlXPathParserContext;
-typedef xmlXPathParserContext *xmlXPathParserContextPtr;
-
-/**
- * The set of XPath error codes.
- */
-
-typedef enum {
- XPATH_EXPRESSION_OK = 0,
- XPATH_NUMBER_ERROR,
- XPATH_UNFINISHED_LITERAL_ERROR,
- XPATH_START_LITERAL_ERROR,
- XPATH_VARIABLE_REF_ERROR,
- XPATH_UNDEF_VARIABLE_ERROR,
- XPATH_INVALID_PREDICATE_ERROR,
- XPATH_EXPR_ERROR,
- XPATH_UNCLOSED_ERROR,
- XPATH_UNKNOWN_FUNC_ERROR,
- XPATH_INVALID_OPERAND,
- XPATH_INVALID_TYPE,
- XPATH_INVALID_ARITY,
- XPATH_INVALID_CTXT_SIZE,
- XPATH_INVALID_CTXT_POSITION,
- XPATH_MEMORY_ERROR,
- XPTR_SYNTAX_ERROR,
- XPTR_RESOURCE_ERROR,
- XPTR_SUB_RESOURCE_ERROR,
- XPATH_UNDEF_PREFIX_ERROR,
- XPATH_ENCODING_ERROR,
- XPATH_INVALID_CHAR_ERROR
-} xmlXPathError;
-
-/*
- * A node-set (an unordered collection of nodes without duplicates).
- */
-typedef struct _xmlNodeSet xmlNodeSet;
-typedef xmlNodeSet *xmlNodeSetPtr;
-struct _xmlNodeSet {
- int nodeNr; /* number of nodes in the set */
- int nodeMax; /* size of the array as allocated */
- xmlNodePtr *nodeTab; /* array of nodes in no particular order */
- /* @@ with_ns to check wether namespace nodes should be looked at @@ */
-};
-
-/*
- * An expression is evaluated to yield an object, which
- * has one of the following four basic types:
- * - node-set
- * - boolean
- * - number
- * - string
- *
- * @@ XPointer will add more types !
- */
-
-typedef enum {
- XPATH_UNDEFINED = 0,
- XPATH_NODESET = 1,
- XPATH_BOOLEAN = 2,
- XPATH_NUMBER = 3,
- XPATH_STRING = 4,
- XPATH_POINT = 5,
- XPATH_RANGE = 6,
- XPATH_LOCATIONSET = 7,
- XPATH_USERS = 8,
- XPATH_XSLT_TREE = 9 /* An XSLT value tree, non modifiable */
-} xmlXPathObjectType;
-
-typedef struct _xmlXPathObject xmlXPathObject;
-typedef xmlXPathObject *xmlXPathObjectPtr;
-struct _xmlXPathObject {
- xmlXPathObjectType type;
- xmlNodeSetPtr nodesetval;
- int boolval;
- double floatval;
- xmlChar *stringval;
- void *user;
- int index;
- void *user2;
- int index2;
-};
-
-/**
- * xmlXPathConvertFunc:
- * @obj: an XPath object
- * @type: the number of the target type
- *
- * A conversion function is associated to a type and used to cast
- * the new type to primitive values.
- *
- * Returns -1 in case of error, 0 otherwise
- */
-typedef int (*xmlXPathConvertFunc) (xmlXPathObjectPtr obj, int type);
-
-/*
- * Extra type: a name and a conversion function.
- */
-
-typedef struct _xmlXPathType xmlXPathType;
-typedef xmlXPathType *xmlXPathTypePtr;
-struct _xmlXPathType {
- const xmlChar *name; /* the type name */
- xmlXPathConvertFunc func; /* the conversion function */
-};
-
-/*
- * Extra variable: a name and a value.
- */
-
-typedef struct _xmlXPathVariable xmlXPathVariable;
-typedef xmlXPathVariable *xmlXPathVariablePtr;
-struct _xmlXPathVariable {
- const xmlChar *name; /* the variable name */
- xmlXPathObjectPtr value; /* the value */
-};
-
-/**
- * xmlXPathEvalFunc:
- * @ctxt: an XPath parser context
- * @nargs: the number of arguments passed to the function
- *
- * An XPath evaluation function, the parameters are on the XPath context stack.
- */
-
-typedef void (*xmlXPathEvalFunc)(xmlXPathParserContextPtr ctxt,
- int nargs);
-
-/*
- * Extra function: a name and a evaluation function.
- */
-
-typedef struct _xmlXPathFunct xmlXPathFunct;
-typedef xmlXPathFunct *xmlXPathFuncPtr;
-struct _xmlXPathFunct {
- const xmlChar *name; /* the function name */
- xmlXPathEvalFunc func; /* the evaluation function */
-};
-
-/**
- * xmlXPathAxisFunc:
- * @ctxt: the XPath interpreter context
- * @cur: the previous node being explored on that axis
- *
- * An axis traversal function. To traverse an axis, the engine calls
- * the first time with cur == NULL and repeat until the function returns
- * NULL indicating the end of the axis traversal.
- *
- * Returns the next node in that axis or NULL if at the end of the axis.
- */
-
-typedef xmlXPathObjectPtr (*xmlXPathAxisFunc) (xmlXPathParserContextPtr ctxt,
- xmlXPathObjectPtr cur);
-
-/*
- * Extra axis: a name and an axis function.
- */
-
-typedef struct _xmlXPathAxis xmlXPathAxis;
-typedef xmlXPathAxis *xmlXPathAxisPtr;
-struct _xmlXPathAxis {
- const xmlChar *name; /* the axis name */
- xmlXPathAxisFunc func; /* the search function */
-};
-
-/**
- * xmlXPathContext:
- *
- * Expression evaluation occurs with respect to a context.
- * he context consists of:
- * - a node (the context node)
- * - a node list (the context node list)
- * - a set of variable bindings
- * - a function library
- * - the set of namespace declarations in scope for the expression
- * Following the switch to hash tables, this need to be trimmed up at
- * the next binary incompatible release.
- */
-
-struct _xmlXPathContext {
- xmlDocPtr doc; /* The current document */
- xmlNodePtr node; /* The current node */
-
- int nb_variables_unused; /* unused (hash table) */
- int max_variables_unused; /* unused (hash table) */
- xmlHashTablePtr varHash; /* Hash table of defined variables */
-
- int nb_types; /* number of defined types */
- int max_types; /* max number of types */
- xmlXPathTypePtr types; /* Array of defined types */
-
- int nb_funcs_unused; /* unused (hash table) */
- int max_funcs_unused; /* unused (hash table) */
- xmlHashTablePtr funcHash; /* Hash table of defined funcs */
-
- int nb_axis; /* number of defined axis */
- int max_axis; /* max number of axis */
- xmlXPathAxisPtr axis; /* Array of defined axis */
-
- /* the namespace nodes of the context node */
- xmlNsPtr *namespaces; /* Array of namespaces */
- int nsNr; /* number of namespace in scope */
- void *user; /* function to free */
-
- /* extra variables */
- int contextSize; /* the context size */
- int proximityPosition; /* the proximity position */
-
- /* extra stuff for XPointer */
- int xptr; /* it this an XPointer context */
- xmlNodePtr here; /* for here() */
- xmlNodePtr origin; /* for origin() */
-
- /* the set of namespace declarations in scope for the expression */
- xmlHashTablePtr nsHash; /* The namespaces hash table */
- void *varLookupFunc; /* variable lookup func */
- void *varLookupData; /* variable lookup data */
-
- /* Possibility to link in an extra item */
- void *extra; /* needed for XSLT */
-
- /* The function name and URI when calling a function */
- const xmlChar *function;
- const xmlChar *functionURI;
-
- /* function lookup function and data */
- void *funcLookupFunc; /* function lookup func */
- void *funcLookupData; /* function lookup data */
-
- /* temporary namespace lists kept for walking the namespace axis */
- xmlNsPtr *tmpNsList; /* Array of namespaces */
- int tmpNsNr; /* number of namespace in scope */
-
- /* error reporting mechanism */
- void *userData; /* user specific data block */
- xmlStructuredErrorFunc error; /* the callback in case of errors */
- xmlError lastError; /* the last error */
- xmlNodePtr debugNode; /* the source node XSLT */
-
- /* dictionnary */
- xmlDictPtr dict; /* dictionnary if any */
-};
-
-/*
- * The structure of a compiled expression form is not public.
- */
-
-typedef struct _xmlXPathCompExpr xmlXPathCompExpr;
-typedef xmlXPathCompExpr *xmlXPathCompExprPtr;
-
-/**
- * xmlXPathParserContext:
- *
- * An XPath parser context. It contains pure parsing informations,
- * an xmlXPathContext, and the stack of objects.
- */
-struct _xmlXPathParserContext {
- const xmlChar *cur; /* the current char being parsed */
- const xmlChar *base; /* the full expression */
-
- int error; /* error code */
-
- xmlXPathContextPtr context; /* the evaluation context */
- xmlXPathObjectPtr value; /* the current value */
- int valueNr; /* number of values stacked */
- int valueMax; /* max number of values stacked */
- xmlXPathObjectPtr *valueTab; /* stack of values */
-
- xmlXPathCompExprPtr comp; /* the precompiled expression */
- int xptr; /* it this an XPointer expression */
- xmlNodePtr ancestor; /* used for walking preceding axis */
-};
-
-/**
- * xmlXPathFunction:
- * @ctxt: the XPath interprestation context
- * @nargs: the number of arguments
- *
- * An XPath function.
- * The arguments (if any) are popped out from the context stack
- * and the result is pushed on the stack.
- */
-
-typedef void (*xmlXPathFunction) (xmlXPathParserContextPtr ctxt, int nargs);
-
-/************************************************************************
- * *
- * Public API *
- * *
- ************************************************************************/
-
-/**
- * Objects and Nodesets handling
- */
-
-XMLPUBVAR double xmlXPathNAN;
-XMLPUBVAR double xmlXPathPINF;
-XMLPUBVAR double xmlXPathNINF;
-
-XMLPUBFUN int XMLCALL
- xmlXPathIsNaN (double val);
-XMLPUBFUN int XMLCALL
- xmlXPathIsInf (double val);
-
-/* These macros may later turn into functions */
-/**
- * xmlXPathNodeSetGetLength:
- * @ns: a node-set
- *
- * Implement a functionality similar to the DOM NodeList.length.
- *
- * Returns the number of nodes in the node-set.
- */
-#define xmlXPathNodeSetGetLength(ns) ((ns) ? (ns)->nodeNr : 0)
-/**
- * xmlXPathNodeSetItem:
- * @ns: a node-set
- * @index: index of a node in the set
- *
- * Implements a functionality similar to the DOM NodeList.item().
- *
- * Returns the xmlNodePtr at the given @index in @ns or NULL if
- * @index is out of range (0 to length-1)
- */
-#define xmlXPathNodeSetItem(ns, index) \
- ((((ns) != NULL) && \
- ((index) >= 0) && ((index) < (ns)->nodeNr)) ? \
- (ns)->nodeTab[(index)] \
- : NULL)
-/**
- * xmlXPathNodeSetIsEmpty:
- * @ns: a node-set
- *
- * Checks whether @ns is empty or not.
- *
- * Returns %TRUE if @ns is an empty node-set.
- */
-#define xmlXPathNodeSetIsEmpty(ns) \
- (((ns) == NULL) || ((ns)->nodeNr == 0) || ((ns)->nodeTab == NULL))
-
-
-XMLPUBFUN void XMLCALL
- xmlXPathFreeObject (xmlXPathObjectPtr obj);
-XMLPUBFUN xmlNodeSetPtr XMLCALL
- xmlXPathNodeSetCreate (xmlNodePtr val);
-XMLPUBFUN void XMLCALL
- xmlXPathFreeNodeSetList (xmlXPathObjectPtr obj);
-XMLPUBFUN void XMLCALL
- xmlXPathFreeNodeSet (xmlNodeSetPtr obj);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathObjectCopy (xmlXPathObjectPtr val);
-XMLPUBFUN int XMLCALL
- xmlXPathCmpNodes (xmlNodePtr node1,
- xmlNodePtr node2);
-/**
- * Conversion functions to basic types.
- */
-XMLPUBFUN int XMLCALL
- xmlXPathCastNumberToBoolean (double val);
-XMLPUBFUN int XMLCALL
- xmlXPathCastStringToBoolean (const xmlChar * val);
-XMLPUBFUN int XMLCALL
- xmlXPathCastNodeSetToBoolean(xmlNodeSetPtr ns);
-XMLPUBFUN int XMLCALL
- xmlXPathCastToBoolean (xmlXPathObjectPtr val);
-
-XMLPUBFUN double XMLCALL
- xmlXPathCastBooleanToNumber (int val);
-XMLPUBFUN double XMLCALL
- xmlXPathCastStringToNumber (const xmlChar * val);
-XMLPUBFUN double XMLCALL
- xmlXPathCastNodeToNumber (xmlNodePtr node);
-XMLPUBFUN double XMLCALL
- xmlXPathCastNodeSetToNumber (xmlNodeSetPtr ns);
-XMLPUBFUN double XMLCALL
- xmlXPathCastToNumber (xmlXPathObjectPtr val);
-
-XMLPUBFUN xmlChar * XMLCALL
- xmlXPathCastBooleanToString (int val);
-XMLPUBFUN xmlChar * XMLCALL
- xmlXPathCastNumberToString (double val);
-XMLPUBFUN xmlChar * XMLCALL
- xmlXPathCastNodeToString (xmlNodePtr node);
-XMLPUBFUN xmlChar * XMLCALL
- xmlXPathCastNodeSetToString (xmlNodeSetPtr ns);
-XMLPUBFUN xmlChar * XMLCALL
- xmlXPathCastToString (xmlXPathObjectPtr val);
-
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathConvertBoolean (xmlXPathObjectPtr val);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathConvertNumber (xmlXPathObjectPtr val);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathConvertString (xmlXPathObjectPtr val);
-
-/**
- * Context handling.
- */
-XMLPUBFUN void XMLCALL
- xmlXPathInit (void);
-XMLPUBFUN xmlXPathContextPtr XMLCALL
- xmlXPathNewContext (xmlDocPtr doc);
-XMLPUBFUN void XMLCALL
- xmlXPathFreeContext (xmlXPathContextPtr ctxt);
-
-/**
- * Evaluation functions.
- */
-XMLPUBFUN long XMLCALL
- xmlXPathOrderDocElems (xmlDocPtr doc);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathEval (const xmlChar *str,
- xmlXPathContextPtr ctx);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathEvalExpression (const xmlChar *str,
- xmlXPathContextPtr ctxt);
-XMLPUBFUN int XMLCALL
- xmlXPathEvalPredicate (xmlXPathContextPtr ctxt,
- xmlXPathObjectPtr res);
-/**
- * Separate compilation/evaluation entry points.
- */
-XMLPUBFUN xmlXPathCompExprPtr XMLCALL
- xmlXPathCompile (const xmlChar *str);
-XMLPUBFUN xmlXPathCompExprPtr XMLCALL
- xmlXPathCtxtCompile (xmlXPathContextPtr ctxt,
- const xmlChar *str);
-XMLPUBFUN xmlXPathObjectPtr XMLCALL
- xmlXPathCompiledEval (xmlXPathCompExprPtr comp,
- xmlXPathContextPtr ctx);
-XMLPUBFUN void XMLCALL
- xmlXPathFreeCompExpr (xmlXPathCompExprPtr comp);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* LIBXML_XPATH_ENABLED */
-#endif /* ! __XML_XPATH_H__ */