/*

 * Summary: interface for the variable matching and lookup.

 * Description: interface for the variable matching and lookup.

 *

 * Copy: See Copyright for the status of this software.

 *

 * Author: Daniel Veillard

 */

#ifndef __XML_XSLT_VARIABLES_H__

#define __XML_XSLT_VARIABLES_H__

#include <libxml/xpath.h>

#include <libxml/xpathInternals.h>

#include "xsltexports.h"

#include "xsltInternals.h"

#include "functions.h"

#ifdef __cplusplus

extern "C" {

#endif

/**

 * XSLT_REGISTER_VARIABLE_LOOKUP:

 *

 * Registering macro, not general purpose at all but used in different modules.

 */

#define XSLT_REGISTER_VARIABLE_LOOKUP(ctxt)     \

    xmlXPathRegisterVariableLookup((ctxt)->xpathCtxt,   \

         xsltXPathVariableLookup, (void *)(ctxt));  \

    xsltRegisterAllFunctions((ctxt)->xpathCtxt);    \

    xsltRegisterAllElement(ctxt);       \

    (ctxt)->xpathCtxt->extra = ctxt

/*

 * Flags for memory management of RVTs

 */

/**

 * XSLT_RVT_LOCAL:

 *

 * RVT is destroyed after the current instructions ends.

 */

#define XSLT_RVT_LOCAL       1

/**

 * XSLT_RVT_FUNC_RESULT:

 *

 * RVT is part of results returned with func:result. The RVT won't be

 * destroyed after exiting a template and will be reset to XSLT_RVT_LOCAL or

 * XSLT_RVT_VARIABLE in the template that receives the return value.

 */

#define XSLT_RVT_FUNC_RESULT 2

/**

 * XSLT_RVT_GLOBAL:

 *

 * RVT is part of a global variable.

 */

#define XSLT_RVT_GLOBAL      3

/*

 * Interfaces for the variable module.

 */

XSLTPUBFUN int XSLTCALL

    xsltEvalGlobalVariables   (xsltTransformContextPtr ctxt);

XSLTPUBFUN int XSLTCALL

    xsltEvalUserParams    (xsltTransformContextPtr ctxt,

             const char **params);

XSLTPUBFUN int XSLTCALL

    xsltQuoteUserParams   (xsltTransformContextPtr ctxt,

             const char **params);

XSLTPUBFUN int XSLTCALL

    xsltEvalOneUserParam    (xsltTransformContextPtr ctxt,

             const xmlChar * name,

             const xmlChar * value);

XSLTPUBFUN int XSLTCALL

    xsltQuoteOneUserParam   (xsltTransformContextPtr ctxt,

             const xmlChar * name,

             const xmlChar * value);

XSLTPUBFUN void XSLTCALL

    xsltParseGlobalVariable   (xsltStylesheetPtr style,

             xmlNodePtr cur);

XSLTPUBFUN void XSLTCALL

    xsltParseGlobalParam    (xsltStylesheetPtr style,

             xmlNodePtr cur);

XSLTPUBFUN void XSLTCALL

    xsltParseStylesheetVariable (xsltTransformContextPtr ctxt,

             xmlNodePtr cur);

XSLTPUBFUN void XSLTCALL

    xsltParseStylesheetParam  (xsltTransformContextPtr ctxt,

             xmlNodePtr cur);

XSLTPUBFUN xsltStackElemPtr XSLTCALL

    xsltParseStylesheetCallerParam  (xsltTransformContextPtr ctxt,

             xmlNodePtr cur);

XSLTPUBFUN int XSLTCALL

    xsltAddStackElemList    (xsltTransformContextPtr ctxt,

             xsltStackElemPtr elems);

XSLTPUBFUN void XSLTCALL

    xsltFreeGlobalVariables   (xsltTransformContextPtr ctxt);

XSLTPUBFUN xmlXPathObjectPtr XSLTCALL

    xsltVariableLookup    (xsltTransformContextPtr ctxt,

             const xmlChar *name,

             const xmlChar *ns_uri);

XSLTPUBFUN xmlXPathObjectPtr XSLTCALL

    xsltXPathVariableLookup   (void *ctxt,

             const xmlChar *name,

             const xmlChar *ns_uri);

#ifdef __cplusplus

}

#endif

#endif /* __XML_XSLT_VARIABLES_H__ */