263 lines
6.7 KiB
C
263 lines
6.7 KiB
C
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/*
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* Summary: interface for the extension support
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* Description: This provide the API needed for simple and module
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* extension support.
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*
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* Copy: See Copyright for the status of this software.
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*
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* Author: Daniel Veillard
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*/
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#ifndef __XML_XSLT_EXTENSION_H__
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#define __XML_XSLT_EXTENSION_H__
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#include <libxml/xpath.h>
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#include "xsltexports.h"
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#include "xsltInternals.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Extension Modules API.
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*/
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/**
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* xsltInitGlobals:
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*
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* Initialize the global variables for extensions
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*
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*/
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XSLTPUBFUN void XSLTCALL
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xsltInitGlobals (void);
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/**
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* xsltStyleExtInitFunction:
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* @ctxt: an XSLT stylesheet
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* @URI: the namespace URI for the extension
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*
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* A function called at initialization time of an XSLT extension module.
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*
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* Returns a pointer to the module specific data for this transformation.
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*/
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typedef void * (*xsltStyleExtInitFunction) (xsltStylesheetPtr style,
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const xmlChar *URI);
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/**
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* xsltStyleExtShutdownFunction:
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* @ctxt: an XSLT stylesheet
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* @URI: the namespace URI for the extension
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* @data: the data associated to this module
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*
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* A function called at shutdown time of an XSLT extension module.
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*/
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typedef void (*xsltStyleExtShutdownFunction) (xsltStylesheetPtr style,
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const xmlChar *URI,
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void *data);
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/**
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* xsltExtInitFunction:
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* @ctxt: an XSLT transformation context
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* @URI: the namespace URI for the extension
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*
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* A function called at initialization time of an XSLT extension module.
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*
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* Returns a pointer to the module specific data for this transformation.
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*/
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typedef void * (*xsltExtInitFunction) (xsltTransformContextPtr ctxt,
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const xmlChar *URI);
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/**
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* xsltExtShutdownFunction:
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* @ctxt: an XSLT transformation context
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* @URI: the namespace URI for the extension
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* @data: the data associated to this module
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*
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* A function called at shutdown time of an XSLT extension module.
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*/
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typedef void (*xsltExtShutdownFunction) (xsltTransformContextPtr ctxt,
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const xmlChar *URI,
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void *data);
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtModule (const xmlChar *URI,
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xsltExtInitFunction initFunc,
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xsltExtShutdownFunction shutdownFunc);
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtModuleFull
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(const xmlChar * URI,
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xsltExtInitFunction initFunc,
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xsltExtShutdownFunction shutdownFunc,
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xsltStyleExtInitFunction styleInitFunc,
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xsltStyleExtShutdownFunction styleShutdownFunc);
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XSLTPUBFUN int XSLTCALL
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xsltUnregisterExtModule (const xmlChar * URI);
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XSLTPUBFUN void * XSLTCALL
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xsltGetExtData (xsltTransformContextPtr ctxt,
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const xmlChar *URI);
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XSLTPUBFUN void * XSLTCALL
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xsltStyleGetExtData (xsltStylesheetPtr style,
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const xmlChar *URI);
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#ifdef XSLT_REFACTORED
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XSLTPUBFUN void * XSLTCALL
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xsltStyleStylesheetLevelGetExtData(
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xsltStylesheetPtr style,
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const xmlChar * URI);
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#endif
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XSLTPUBFUN void XSLTCALL
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xsltShutdownCtxtExts (xsltTransformContextPtr ctxt);
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XSLTPUBFUN void XSLTCALL
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xsltShutdownExts (xsltStylesheetPtr style);
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XSLTPUBFUN xsltTransformContextPtr XSLTCALL
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xsltXPathGetTransformContext
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(xmlXPathParserContextPtr ctxt);
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/*
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* extension functions
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*/
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtModuleFunction
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(const xmlChar *name,
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const xmlChar *URI,
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xmlXPathFunction function);
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XSLTPUBFUN xmlXPathFunction XSLTCALL
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xsltExtModuleFunctionLookup (const xmlChar *name,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltUnregisterExtModuleFunction
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(const xmlChar *name,
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const xmlChar *URI);
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/*
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* extension elements
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*/
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typedef xsltElemPreCompPtr (*xsltPreComputeFunction)
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(xsltStylesheetPtr style,
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xmlNodePtr inst,
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xsltTransformFunction function);
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XSLTPUBFUN xsltElemPreCompPtr XSLTCALL
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xsltNewElemPreComp (xsltStylesheetPtr style,
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xmlNodePtr inst,
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xsltTransformFunction function);
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XSLTPUBFUN void XSLTCALL
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xsltInitElemPreComp (xsltElemPreCompPtr comp,
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xsltStylesheetPtr style,
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xmlNodePtr inst,
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xsltTransformFunction function,
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xsltElemPreCompDeallocator freeFunc);
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtModuleElement
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(const xmlChar *name,
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const xmlChar *URI,
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xsltPreComputeFunction precomp,
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xsltTransformFunction transform);
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XSLTPUBFUN xsltTransformFunction XSLTCALL
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xsltExtElementLookup (xsltTransformContextPtr ctxt,
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const xmlChar *name,
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const xmlChar *URI);
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XSLTPUBFUN xsltTransformFunction XSLTCALL
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xsltExtModuleElementLookup
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(const xmlChar *name,
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const xmlChar *URI);
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XSLTPUBFUN xsltPreComputeFunction XSLTCALL
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xsltExtModuleElementPreComputeLookup
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(const xmlChar *name,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltUnregisterExtModuleElement
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(const xmlChar *name,
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const xmlChar *URI);
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/*
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* top-level elements
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*/
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typedef void (*xsltTopLevelFunction) (xsltStylesheetPtr style,
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xmlNodePtr inst);
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtModuleTopLevel
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(const xmlChar *name,
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const xmlChar *URI,
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xsltTopLevelFunction function);
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XSLTPUBFUN xsltTopLevelFunction XSLTCALL
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xsltExtModuleTopLevelLookup
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(const xmlChar *name,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltUnregisterExtModuleTopLevel
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(const xmlChar *name,
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const xmlChar *URI);
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/* These 2 functions are deprecated for use within modules. */
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtFunction (xsltTransformContextPtr ctxt,
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const xmlChar *name,
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const xmlChar *URI,
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xmlXPathFunction function);
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtElement (xsltTransformContextPtr ctxt,
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const xmlChar *name,
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const xmlChar *URI,
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xsltTransformFunction function);
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/*
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* Extension Prefix handling API.
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* Those are used by the XSLT (pre)processor.
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*/
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XSLTPUBFUN int XSLTCALL
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xsltRegisterExtPrefix (xsltStylesheetPtr style,
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const xmlChar *prefix,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltCheckExtPrefix (xsltStylesheetPtr style,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltCheckExtURI (xsltStylesheetPtr style,
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const xmlChar *URI);
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XSLTPUBFUN int XSLTCALL
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xsltInitCtxtExts (xsltTransformContextPtr ctxt);
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XSLTPUBFUN void XSLTCALL
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xsltFreeCtxtExts (xsltTransformContextPtr ctxt);
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XSLTPUBFUN void XSLTCALL
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xsltFreeExts (xsltStylesheetPtr style);
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XSLTPUBFUN xsltElemPreCompPtr XSLTCALL
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xsltPreComputeExtModuleElement
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(xsltStylesheetPtr style,
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xmlNodePtr inst);
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/*
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* Extension Infos access.
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* Used by exslt initialisation
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*/
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XSLTPUBFUN xmlHashTablePtr XSLTCALL
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xsltGetExtInfo (xsltStylesheetPtr style,
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const xmlChar *URI);
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/**
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* Test of the extension module API
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*/
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XSLTPUBFUN void XSLTCALL
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xsltRegisterTestModule (void);
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XSLTPUBFUN void XSLTCALL
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xsltDebugDumpExtensions (FILE * output);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __XML_XSLT_EXTENSION_H__ */
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