<HTML
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><TITLE
>xpath</TITLE
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><H1
><A
NAME="GNOME-XML-XPATH"
>xpath</A
></H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN8847"
></A
><H2
>Name</H2
>xpath&nbsp;--&nbsp;</DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN8850"
></A
><H2
>Synopsis</H2
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="SYNOPSIS"
>&#13;

struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXT"
>xmlXPathContext</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
>;
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXT"
>xmlXPathParserContext</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
>;
struct      <A
HREF="gnome-xml-xpath.html#XMLNODESET"
>xmlNodeSet</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
>xmlNodeSetPtr</A
>;
#define     <A
HREF="gnome-xml-xpath.html#XPATH-UNDEFINED-CAPS"
>XPATH_UNDEFINED</A
>
#define     <A
HREF="gnome-xml-xpath.html#XPATH-NODESET-CAPS"
>XPATH_NODESET</A
>
#define     <A
HREF="gnome-xml-xpath.html#XPATH-BOOLEAN-CAPS"
>XPATH_BOOLEAN</A
>
#define     <A
HREF="gnome-xml-xpath.html#XPATH-NUMBER-CAPS"
>XPATH_NUMBER</A
>
#define     <A
HREF="gnome-xml-xpath.html#XPATH-STRING-CAPS"
>XPATH_STRING</A
>
#define     <A
HREF="gnome-xml-xpath.html#XPATH-USERS-CAPS"
>XPATH_USERS</A
>
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECT"
>xmlXPathObject</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
>;
int         (<A
HREF="gnome-xml-xpath.html#XMLXPATHCONVERTFUNC"
>*xmlXPathConvertFunc</A
>)          (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj,
                                             int type);
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHTYPE"
>xmlXPathType</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHTYPEPTR"
>xmlXPathTypePtr</A
>;
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHVARIABLE"
>xmlXPathVariable</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHVARIABLEPTR"
>xmlXPathVariablePtr</A
>;
void        (<A
HREF="gnome-xml-xpath.html#XMLXPATHEVALFUNC"
>*xmlXPathEvalFunc</A
>)             (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             int nargs);
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHFUNCT"
>xmlXPathFunct</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHFUNCPTR"
>xmlXPathFuncPtr</A
>;
<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> (<A
HREF="gnome-xml-xpath.html#XMLXPATHAXISFUNC"
>*xmlXPathAxisFunc</A
>)       (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> cur);
struct      <A
HREF="gnome-xml-xpath.html#XMLXPATHAXIS"
>xmlXPathAxis</A
>;
typedef     <A
HREF="gnome-xml-xpath.html#XMLXPATHAXISPTR"
>xmlXPathAxisPtr</A
>;
void        (<A
HREF="gnome-xml-xpath.html#XMLXPATHFUNCTION"
>*xmlXPathFunction</A
>)             (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             int nargs);
<A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> <A
HREF="gnome-xml-xpath.html#XMLXPATHNEWCONTEXT"
>xmlXPathNewContext</A
>       (<A
HREF="gnome-xml-tree.html#XMLDOCPTR"
>xmlDocPtr</A
> doc);
void        <A
HREF="gnome-xml-xpath.html#XMLXPATHFREECONTEXT"
>xmlXPathFreeContext</A
>             (<A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);
<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> <A
HREF="gnome-xml-xpath.html#XMLXPATHEVAL"
>xmlXPathEval</A
>              (const <A
HREF="gnome-xml-tree.html#XMLCHAR"
>xmlChar</A
> *str,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);
void        <A
HREF="gnome-xml-xpath.html#XMLXPATHFREEOBJECT"
>xmlXPathFreeObject</A
>              (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj);
<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> <A
HREF="gnome-xml-xpath.html#XMLXPATHEVALEXPRESSION"
>xmlXPathEvalExpression</A
>    (const <A
HREF="gnome-xml-tree.html#XMLCHAR"
>xmlChar</A
> *str,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);
<A
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
>xmlNodeSetPtr</A
> <A
HREF="gnome-xml-xpath.html#XMLXPATHNODESETCREATE"
>xmlXPathNodeSetCreate</A
>         (<A
HREF="gnome-xml-tree.html#XMLNODEPTR"
>xmlNodePtr</A
> val);
void        <A
HREF="gnome-xml-xpath.html#XMLXPATHFREENODESETLIST"
>xmlXPathFreeNodeSetList</A
>         (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj);
void        <A
HREF="gnome-xml-xpath.html#XMLXPATHFREENODESET"
>xmlXPathFreeNodeSet</A
>             (<A
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
>xmlNodeSetPtr</A
> obj);</PRE
></TD
></TR
></TABLE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN8907"
></A
><H2
>Description</H2
><P
></P
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN8910"
></A
><H2
>Details</H2
><DIV
CLASS="REFSECT2"
><A
NAME="AEN8912"
></A
><H3
><A
NAME="XMLXPATHCONTEXT"
></A
>struct xmlXPathContext</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathContext {
    xmlDocPtr doc;			/* The current document */
    xmlNodePtr node;			/* The current node */
    xmlNodeSetPtr nodelist;		/* The current node list */

    int nb_variables;			/* number of defined variables */
    int max_variables;			/* max number of variables */
    xmlXPathVariablePtr *variables;	/* Array 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;			/* number of defined funcs */
    int max_funcs;			/* max number of funcs */
    xmlXPathFuncPtr *funcs;		/* Array of defined funcs */

    int nb_axis;			/* number of defined axis */
    int max_axis;			/* max number of axis */
    xmlXPathAxisPtr *axis;		/* Array of defined axis */

    /* Namespace traversal should be implemented with user */
    xmlNsPtr *namespaces;		/* The namespaces lookup */
    int nsNr;				/* the current Namespace index */
    void *user;				/* user defined extra info */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8917"
></A
><H3
><A
NAME="XMLXPATHCONTEXTPTR"
></A
>xmlXPathContextPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathContext *xmlXPathContextPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8922"
></A
><H3
><A
NAME="XMLXPATHPARSERCONTEXT"
></A
>struct xmlXPathParserContext</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>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 */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8927"
></A
><H3
><A
NAME="XMLXPATHPARSERCONTEXTPTR"
></A
>xmlXPathParserContextPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathParserContext *xmlXPathParserContextPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8932"
></A
><H3
><A
NAME="XMLNODESET"
></A
>struct xmlNodeSet</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlNodeSet {
    int nodeNr;			/* # of node in the set */
    int nodeMax;		/* allocated space */
    xmlNodePtr *nodeTab;	/* array of nodes in no particular order */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8937"
></A
><H3
><A
NAME="XMLNODESETPTR"
></A
>xmlNodeSetPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlNodeSet *xmlNodeSetPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8942"
></A
><H3
><A
NAME="XPATH-UNDEFINED-CAPS"
></A
>XPATH_UNDEFINED</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_UNDEFINED	0</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8947"
></A
><H3
><A
NAME="XPATH-NODESET-CAPS"
></A
>XPATH_NODESET</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_NODESET	1</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8952"
></A
><H3
><A
NAME="XPATH-BOOLEAN-CAPS"
></A
>XPATH_BOOLEAN</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_BOOLEAN	2</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8957"
></A
><H3
><A
NAME="XPATH-NUMBER-CAPS"
></A
>XPATH_NUMBER</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_NUMBER	3</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8962"
></A
><H3
><A
NAME="XPATH-STRING-CAPS"
></A
>XPATH_STRING</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_STRING	4</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8967"
></A
><H3
><A
NAME="XPATH-USERS-CAPS"
></A
>XPATH_USERS</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>#define XPATH_USERS	5</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8972"
></A
><H3
><A
NAME="XMLXPATHOBJECT"
></A
>struct xmlXPathObject</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathObject {
    int type;
    xmlNodeSetPtr nodesetval;
    int boolval;
    double floatval;
    xmlChar *stringval;
    void *user;
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8977"
></A
><H3
><A
NAME="XMLXPATHOBJECTPTR"
></A
>xmlXPathObjectPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathObject *xmlXPathObjectPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN8982"
></A
><H3
><A
NAME="XMLXPATHCONVERTFUNC"
></A
>xmlXPathConvertFunc ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>int         (*xmlXPathConvertFunc)          (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj,
                                             int type);</PRE
></TD
></TR
></TABLE
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>obj</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>type</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&#13;</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9005"
></A
><H3
><A
NAME="XMLXPATHTYPE"
></A
>struct xmlXPathType</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathType {
    const xmlChar         *name;		/* the type name */
    xmlXPathConvertFunc func;		/* the conversion function */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9010"
></A
><H3
><A
NAME="XMLXPATHTYPEPTR"
></A
>xmlXPathTypePtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathType *xmlXPathTypePtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9015"
></A
><H3
><A
NAME="XMLXPATHVARIABLE"
></A
>struct xmlXPathVariable</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathVariable {
    const xmlChar       *name;		/* the variable name */
    xmlXPathObjectPtr value;		/* the value */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9020"
></A
><H3
><A
NAME="XMLXPATHVARIABLEPTR"
></A
>xmlXPathVariablePtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathVariable *xmlXPathVariablePtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9025"
></A
><H3
><A
NAME="XMLXPATHEVALFUNC"
></A
>xmlXPathEvalFunc ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        (*xmlXPathEvalFunc)             (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             int nargs);</PRE
></TD
></TR
></TABLE
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>nargs</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&#13;</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9044"
></A
><H3
><A
NAME="XMLXPATHFUNCT"
></A
>struct xmlXPathFunct</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathFunct {
    const xmlChar      *name;		/* the function name */
    xmlXPathEvalFunc func;		/* the evaluation function */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9049"
></A
><H3
><A
NAME="XMLXPATHFUNCPTR"
></A
>xmlXPathFuncPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathFunct *xmlXPathFuncPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9054"
></A
><H3
><A
NAME="XMLXPATHAXISFUNC"
></A
>xmlXPathAxisFunc ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> (*xmlXPathAxisFunc)       (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> cur);</PRE
></TD
></TR
></TABLE
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>cur</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&#13;</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9079"
></A
><H3
><A
NAME="XMLXPATHAXIS"
></A
>struct xmlXPathAxis</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>struct xmlXPathAxis {
    const xmlChar      *name;		/* the axis name */
    xmlXPathAxisFunc func;		/* the search function */
};</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9084"
></A
><H3
><A
NAME="XMLXPATHAXISPTR"
></A
>xmlXPathAxisPtr</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>typedef xmlXPathAxis *xmlXPathAxisPtr;</PRE
></TD
></TR
></TABLE
><P
></P
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9089"
></A
><H3
><A
NAME="XMLXPATHFUNCTION"
></A
>xmlXPathFunction ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        (*xmlXPathFunction)             (<A
HREF="gnome-xml-xpath.html#XMLXPATHPARSERCONTEXTPTR"
>xmlXPathParserContextPtr</A
> ctxt,
                                             int nargs);</PRE
></TD
></TR
></TABLE
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>nargs</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&#13;</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9108"
></A
><H3
><A
NAME="XMLXPATHNEWCONTEXT"
></A
>xmlXPathNewContext ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> xmlXPathNewContext       (<A
HREF="gnome-xml-tree.html#XMLDOCPTR"
>xmlDocPtr</A
> doc);</PRE
></TD
></TR
></TABLE
><P
>Create a new xmlXPathContext</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>doc</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the XML document</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the xmlXPathContext just allocated.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9129"
></A
><H3
><A
NAME="XMLXPATHFREECONTEXT"
></A
>xmlXPathFreeContext ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        xmlXPathFreeContext             (<A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);</PRE
></TD
></TR
></TABLE
><P
>Free up an xmlXPathContext</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the context to free</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9145"
></A
><H3
><A
NAME="XMLXPATHEVAL"
></A
>xmlXPathEval ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> xmlXPathEval              (const <A
HREF="gnome-xml-tree.html#XMLCHAR"
>xmlChar</A
> *str,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);</PRE
></TD
></TR
></TABLE
><P
>Evaluate the XPath Location Path in the given context.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>str</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the XPath expression</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the XPath context</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the xmlXPathObjectPtr resulting from the eveluation or NULL.
the caller has to free the object.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9171"
></A
><H3
><A
NAME="XMLXPATHFREEOBJECT"
></A
>xmlXPathFreeObject ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        xmlXPathFreeObject              (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj);</PRE
></TD
></TR
></TABLE
><P
>Free up an xmlXPathObjectPtr object.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>obj</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the object to free</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9187"
></A
><H3
><A
NAME="XMLXPATHEVALEXPRESSION"
></A
>xmlXPathEvalExpression ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> xmlXPathEvalExpression    (const <A
HREF="gnome-xml-tree.html#XMLCHAR"
>xmlChar</A
> *str,
                                             <A
HREF="gnome-xml-xpath.html#XMLXPATHCONTEXTPTR"
>xmlXPathContextPtr</A
> ctxt);</PRE
></TD
></TR
></TABLE
><P
>Evaluate the XPath expression in the given context.</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>str</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the XPath expression</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>ctxt</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the XPath context</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the xmlXPathObjectPtr resulting from the evaluation or NULL.
the caller has to free the object.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9213"
></A
><H3
><A
NAME="XMLXPATHNODESETCREATE"
></A
>xmlXPathNodeSetCreate ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
>xmlNodeSetPtr</A
> xmlXPathNodeSetCreate         (<A
HREF="gnome-xml-tree.html#XMLNODEPTR"
>xmlNodePtr</A
> val);</PRE
></TD
></TR
></TABLE
><P
>Create a new xmlNodeSetPtr of type double and of value <TT
CLASS="PARAMETER"
><I
>val</I
></TT
></P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>val</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  an initial xmlNodePtr, or NULL</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the newly created object.</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9235"
></A
><H3
><A
NAME="XMLXPATHFREENODESETLIST"
></A
>xmlXPathFreeNodeSetList ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        xmlXPathFreeNodeSetList         (<A
HREF="gnome-xml-xpath.html#XMLXPATHOBJECTPTR"
>xmlXPathObjectPtr</A
> obj);</PRE
></TD
></TR
></TABLE
><P
>Free up the xmlXPathObjectPtr <TT
CLASS="PARAMETER"
><I
>obj</I
></TT
> but don't deallocate the objects in
the list contrary to <A
HREF="gnome-xml-xpath.html#XMLXPATHFREEOBJECT"
>xmlXPathFreeObject</A
>().</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>obj</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  an existing NodeSetList object</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN9253"
></A
><H3
><A
NAME="XMLXPATHFREENODESET"
></A
>xmlXPathFreeNodeSet ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        xmlXPathFreeNodeSet             (<A
HREF="gnome-xml-xpath.html#XMLNODESETPTR"
>xmlNodeSetPtr</A
> obj);</PRE
></TD
></TR
></TABLE
><P
>Free the NodeSet compound (not the actual nodes !).</P
><P
></P
><DIV
CLASS="INFORMALTABLE"
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>obj</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>  the xmlNodeSetPtr to free</TD
></TR
></TABLE
><P
></P
></DIV
></DIV
></DIV
><DIV
CLASS="NAVFOOTER"
><BR
CLEAR="all"><BR><TABLE
WIDTH="100%"
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BGCOLOR="#000000"
CELLPADDING="1"
CELLSPACING="0"
><TR
><TD
WIDTH="25%"
BGCOLOR="#C00000"
ALIGN="left"
><A
HREF="gnome-xml-htmltree.html"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
>&#60;&#60;&#60; Previous Page</B
></FONT
></A
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><FONT
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><FONT
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SIZE="3"
><B
>Home</B
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><A
HREF="libxml-lib.html"
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COLOR="#FFFFFF"
SIZE="3"
><B
>Up</B
></FONT
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></B
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WIDTH="25%"
BGCOLOR="#C00000"
ALIGN="right"
><A
HREF="gnome-xml-nanohttp.html"
><FONT
COLOR="#FFFFFF"
SIZE="3"
><B
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