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Diffstat (limited to 'libxslt/extensions.h')
| -rw-r--r-- | libxslt/extensions.h | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/libxslt/extensions.h b/libxslt/extensions.h new file mode 100644 index 0000000..900779c --- /dev/null +++ b/libxslt/extensions.h @@ -0,0 +1,262 @@ +/* + * Summary: interface for the extension support + * Description: This provide the API needed for simple and module + * extension support. + * + * Copy: See Copyright for the status of this software. + * + * Author: Daniel Veillard + */ + +#ifndef __XML_XSLT_EXTENSION_H__ +#define __XML_XSLT_EXTENSION_H__ + +#include <libxml/xpath.h> +#include "xsltexports.h" +#include "xsltInternals.h" + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * Extension Modules API. + */ + +/** + * xsltInitGlobals: + * + * Initialize the global variables for extensions + * + */ + +XSLTPUBFUN void XSLTCALL + xsltInitGlobals (void); + +/** + * xsltStyleExtInitFunction: + * @ctxt: an XSLT stylesheet + * @URI: the namespace URI for the extension + * + * A function called at initialization time of an XSLT extension module. + * + * Returns a pointer to the module specific data for this transformation. + */ +typedef void * (*xsltStyleExtInitFunction) (xsltStylesheetPtr style, + const xmlChar *URI); + +/** + * xsltStyleExtShutdownFunction: + * @ctxt: an XSLT stylesheet + * @URI: the namespace URI for the extension + * @data: the data associated to this module + * + * A function called at shutdown time of an XSLT extension module. + */ +typedef void (*xsltStyleExtShutdownFunction) (xsltStylesheetPtr style, + const xmlChar *URI, + void *data); + +/** + * xsltExtInitFunction: + * @ctxt: an XSLT transformation context + * @URI: the namespace URI for the extension + * + * A function called at initialization time of an XSLT extension module. + * + * Returns a pointer to the module specific data for this transformation. + */ +typedef void * (*xsltExtInitFunction) (xsltTransformContextPtr ctxt, + const xmlChar *URI); + +/** + * xsltExtShutdownFunction: + * @ctxt: an XSLT transformation context + * @URI: the namespace URI for the extension + * @data: the data associated to this module + * + * A function called at shutdown time of an XSLT extension module. + */ +typedef void (*xsltExtShutdownFunction) (xsltTransformContextPtr ctxt, + const xmlChar *URI, + void *data); + +XSLTPUBFUN int XSLTCALL + xsltRegisterExtModule (const xmlChar *URI, + xsltExtInitFunction initFunc, + xsltExtShutdownFunction shutdownFunc); +XSLTPUBFUN int XSLTCALL + xsltRegisterExtModuleFull + (const xmlChar * URI, + xsltExtInitFunction initFunc, + xsltExtShutdownFunction shutdownFunc, + xsltStyleExtInitFunction styleInitFunc, + xsltStyleExtShutdownFunction styleShutdownFunc); + +XSLTPUBFUN int XSLTCALL + xsltUnregisterExtModule (const xmlChar * URI); + +XSLTPUBFUN void * XSLTCALL + xsltGetExtData (xsltTransformContextPtr ctxt, + const xmlChar *URI); + +XSLTPUBFUN void * XSLTCALL + xsltStyleGetExtData (xsltStylesheetPtr style, + const xmlChar *URI); +#ifdef XSLT_REFACTORED +XSLTPUBFUN void * XSLTCALL + xsltStyleStylesheetLevelGetExtData( + xsltStylesheetPtr style, + const xmlChar * URI); +#endif +XSLTPUBFUN void XSLTCALL + xsltShutdownCtxtExts (xsltTransformContextPtr ctxt); + +XSLTPUBFUN void XSLTCALL + xsltShutdownExts (xsltStylesheetPtr style); + +XSLTPUBFUN xsltTransformContextPtr XSLTCALL + xsltXPathGetTransformContext + (xmlXPathParserContextPtr ctxt); + +/* + * extension functions +*/ +XSLTPUBFUN int XSLTCALL + xsltRegisterExtModuleFunction + (const xmlChar *name, + const xmlChar *URI, + xmlXPathFunction function); +XSLTPUBFUN xmlXPathFunction XSLTCALL + xsltExtModuleFunctionLookup (const xmlChar *name, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltUnregisterExtModuleFunction + (const xmlChar *name, + const xmlChar *URI); + +/* + * extension elements + */ +typedef xsltElemPreCompPtr (*xsltPreComputeFunction) + (xsltStylesheetPtr style, + xmlNodePtr inst, + xsltTransformFunction function); + +XSLTPUBFUN xsltElemPreCompPtr XSLTCALL + xsltNewElemPreComp (xsltStylesheetPtr style, + xmlNodePtr inst, + xsltTransformFunction function); +XSLTPUBFUN void XSLTCALL + xsltInitElemPreComp (xsltElemPreCompPtr comp, + xsltStylesheetPtr style, + xmlNodePtr inst, + xsltTransformFunction function, + xsltElemPreCompDeallocator freeFunc); + +XSLTPUBFUN int XSLTCALL + xsltRegisterExtModuleElement + (const xmlChar *name, + const xmlChar *URI, + xsltPreComputeFunction precomp, + xsltTransformFunction transform); +XSLTPUBFUN xsltTransformFunction XSLTCALL + xsltExtElementLookup (xsltTransformContextPtr ctxt, + const xmlChar *name, + const xmlChar *URI); +XSLTPUBFUN xsltTransformFunction XSLTCALL + xsltExtModuleElementLookup + (const xmlChar *name, + const xmlChar *URI); +XSLTPUBFUN xsltPreComputeFunction XSLTCALL + xsltExtModuleElementPreComputeLookup + (const xmlChar *name, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltUnregisterExtModuleElement + (const xmlChar *name, + const xmlChar *URI); + +/* + * top-level elements + */ +typedef void (*xsltTopLevelFunction) (xsltStylesheetPtr style, + xmlNodePtr inst); + +XSLTPUBFUN int XSLTCALL + xsltRegisterExtModuleTopLevel + (const xmlChar *name, + const xmlChar *URI, + xsltTopLevelFunction function); +XSLTPUBFUN xsltTopLevelFunction XSLTCALL + xsltExtModuleTopLevelLookup + (const xmlChar *name, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltUnregisterExtModuleTopLevel + (const xmlChar *name, + const xmlChar *URI); + + +/* These 2 functions are deprecated for use within modules. */ +XSLTPUBFUN int XSLTCALL + xsltRegisterExtFunction (xsltTransformContextPtr ctxt, + const xmlChar *name, + const xmlChar *URI, + xmlXPathFunction function); +XSLTPUBFUN int XSLTCALL + xsltRegisterExtElement (xsltTransformContextPtr ctxt, + const xmlChar *name, + const xmlChar *URI, + xsltTransformFunction function); + +/* + * Extension Prefix handling API. + * Those are used by the XSLT (pre)processor. + */ + +XSLTPUBFUN int XSLTCALL + xsltRegisterExtPrefix (xsltStylesheetPtr style, + const xmlChar *prefix, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltCheckExtPrefix (xsltStylesheetPtr style, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltCheckExtURI (xsltStylesheetPtr style, + const xmlChar *URI); +XSLTPUBFUN int XSLTCALL + xsltInitCtxtExts (xsltTransformContextPtr ctxt); +XSLTPUBFUN void XSLTCALL + xsltFreeCtxtExts (xsltTransformContextPtr ctxt); +XSLTPUBFUN void XSLTCALL + xsltFreeExts (xsltStylesheetPtr style); + +XSLTPUBFUN xsltElemPreCompPtr XSLTCALL + xsltPreComputeExtModuleElement + (xsltStylesheetPtr style, + xmlNodePtr inst); +/* + * Extension Infos access. + * Used by exslt initialisation + */ + +XSLTPUBFUN xmlHashTablePtr XSLTCALL + xsltGetExtInfo (xsltStylesheetPtr style, + const xmlChar *URI); + +/** + * Test module http://xmlsoft.org/XSLT/ + */ +XSLTPUBFUN void XSLTCALL + xsltRegisterTestModule (void); +XSLTPUBFUN void XSLTCALL + xsltDebugDumpExtensions (FILE * output); + + +#ifdef __cplusplus +} +#endif + +#endif /* __XML_XSLT_EXTENSION_H__ */ + |