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xsltutils.h
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00001 /* 00002 * Summary: set of utilities for the XSLT engine 00003 * Description: interfaces for the utilities module of the XSLT engine. 00004 * things like message handling, profiling, and other 00005 * generally useful routines. 00006 * 00007 * Copy: See Copyright for the status of this software. 00008 * 00009 * Author: Daniel Veillard 00010 */ 00011 00012 #ifndef __XML_XSLTUTILS_H__ 00013 #define __XML_XSLTUTILS_H__ 00014 00015 #include <libxslt/xsltconfig.h> 00016 #ifdef HAVE_STDARG_H 00017 #include <stdarg.h> 00018 #endif 00019 #include <libxml/xpath.h> 00020 #include <libxml/dict.h> 00021 #include <libxml/xmlerror.h> 00022 #include "xsltexports.h" 00023 #include "xsltInternals.h" 00024 00025 #ifdef __cplusplus 00026 extern "C" { 00027 #endif 00028 00034 #define XSLT_TODO \ 00035 xsltGenericError(xsltGenericErrorContext, \ 00036 "Unimplemented block at %s:%d\n", \ 00037 __FILE__, __LINE__); 00038 00044 #define XSLT_STRANGE \ 00045 xsltGenericError(xsltGenericErrorContext, \ 00046 "Internal error at %s:%d\n", \ 00047 __FILE__, __LINE__); 00048 00054 #define IS_XSLT_ELEM(n) \ 00055 (((n) != NULL) && ((n)->ns != NULL) && \ 00056 (xmlStrEqual((n)->ns->href, XSLT_NAMESPACE))) 00057 00063 #define IS_XSLT_NAME(n, val) \ 00064 (xmlStrEqual((n)->name, (const xmlChar *) (val))) 00065 00071 #define IS_XSLT_REAL_NODE(n) \ 00072 (((n) != NULL) && \ 00073 (((n)->type == XML_ELEMENT_NODE) || \ 00074 ((n)->type == XML_TEXT_NODE) || \ 00075 ((n)->type == XML_CDATA_SECTION_NODE) || \ 00076 ((n)->type == XML_ATTRIBUTE_NODE) || \ 00077 ((n)->type == XML_DOCUMENT_NODE) || \ 00078 ((n)->type == XML_HTML_DOCUMENT_NODE) || \ 00079 ((n)->type == XML_COMMENT_NODE) || \ 00080 ((n)->type == XML_PI_NODE))) 00081 00082 /* 00083 * Our own version of namespaced atributes lookup. 00084 */ 00085 XSLTPUBFUN xmlChar * XSLTCALL 00086 xsltGetNsProp (xmlNodePtr node, 00087 const xmlChar *name, 00088 const xmlChar *nameSpace); 00089 XSLTPUBFUN const xmlChar * XSLTCALL 00090 xsltGetCNsProp (xsltStylesheetPtr style, 00091 xmlNodePtr node, 00092 const xmlChar *name, 00093 const xmlChar *nameSpace); 00094 XSLTPUBFUN int XSLTCALL 00095 xsltGetUTF8Char (const unsigned char *utf, 00096 int *len); 00097 00098 /* 00099 * XSLT Debug Tracing Tracing Types 00100 */ 00101 typedef enum { 00102 XSLT_TRACE_ALL = -1, 00103 XSLT_TRACE_NONE = 0, 00104 XSLT_TRACE_COPY_TEXT = 1<<0, 00105 XSLT_TRACE_PROCESS_NODE = 1<<1, 00106 XSLT_TRACE_APPLY_TEMPLATE = 1<<2, 00107 XSLT_TRACE_COPY = 1<<3, 00108 XSLT_TRACE_COMMENT = 1<<4, 00109 XSLT_TRACE_PI = 1<<5, 00110 XSLT_TRACE_COPY_OF = 1<<6, 00111 XSLT_TRACE_VALUE_OF = 1<<7, 00112 XSLT_TRACE_CALL_TEMPLATE = 1<<8, 00113 XSLT_TRACE_APPLY_TEMPLATES = 1<<9, 00114 XSLT_TRACE_CHOOSE = 1<<10, 00115 XSLT_TRACE_IF = 1<<11, 00116 XSLT_TRACE_FOR_EACH = 1<<12, 00117 XSLT_TRACE_STRIP_SPACES = 1<<13, 00118 XSLT_TRACE_TEMPLATES = 1<<14, 00119 XSLT_TRACE_KEYS = 1<<15, 00120 XSLT_TRACE_VARIABLES = 1<<16 00121 } xsltDebugTraceCodes; 00122 00128 #define XSLT_TRACE(ctxt,code,call) \ 00129 if (ctxt->traceCode && (*(ctxt->traceCode) & code)) \ 00130 call 00131 00132 XSLTPUBFUN void XSLTCALL 00133 xsltDebugSetDefaultTrace(xsltDebugTraceCodes val); 00134 XSLTPUBFUN xsltDebugTraceCodes XSLTCALL 00135 xsltDebugGetDefaultTrace(void); 00136 00137 /* 00138 * XSLT specific error and debug reporting functions. 00139 */ 00140 XSLTPUBVAR xmlGenericErrorFunc xsltGenericError; 00141 XSLTPUBVAR void *xsltGenericErrorContext; 00142 XSLTPUBVAR xmlGenericErrorFunc xsltGenericDebug; 00143 XSLTPUBVAR void *xsltGenericDebugContext; 00144 00145 XSLTPUBFUN void XSLTCALL 00146 xsltPrintErrorContext (xsltTransformContextPtr ctxt, 00147 xsltStylesheetPtr style, 00148 xmlNodePtr node); 00149 XSLTPUBFUN void XSLTCALL 00150 xsltMessage (xsltTransformContextPtr ctxt, 00151 xmlNodePtr node, 00152 xmlNodePtr inst); 00153 XSLTPUBFUN void XSLTCALL 00154 xsltSetGenericErrorFunc (void *ctx, 00155 xmlGenericErrorFunc handler); 00156 XSLTPUBFUN void XSLTCALL 00157 xsltSetGenericDebugFunc (void *ctx, 00158 xmlGenericErrorFunc handler); 00159 XSLTPUBFUN void XSLTCALL 00160 xsltSetTransformErrorFunc (xsltTransformContextPtr ctxt, 00161 void *ctx, 00162 xmlGenericErrorFunc handler); 00163 XSLTPUBFUN void XSLTCALL 00164 xsltTransformError (xsltTransformContextPtr ctxt, 00165 xsltStylesheetPtr style, 00166 xmlNodePtr node, 00167 const char *msg, 00168 ...); 00169 00170 XSLTPUBFUN int XSLTCALL 00171 xsltSetCtxtParseOptions (xsltTransformContextPtr ctxt, 00172 int options); 00173 /* 00174 * Sorting. 00175 */ 00176 00177 XSLTPUBFUN void XSLTCALL 00178 xsltDocumentSortFunction (xmlNodeSetPtr list); 00179 XSLTPUBFUN void XSLTCALL 00180 xsltSetSortFunc (xsltSortFunc handler); 00181 XSLTPUBFUN void XSLTCALL 00182 xsltSetCtxtSortFunc (xsltTransformContextPtr ctxt, 00183 xsltSortFunc handler); 00184 XSLTPUBFUN void XSLTCALL 00185 xsltDefaultSortFunction (xsltTransformContextPtr ctxt, 00186 xmlNodePtr *sorts, 00187 int nbsorts); 00188 XSLTPUBFUN void XSLTCALL 00189 xsltDoSortFunction (xsltTransformContextPtr ctxt, 00190 xmlNodePtr * sorts, 00191 int nbsorts); 00192 XSLTPUBFUN xmlXPathObjectPtr * XSLTCALL 00193 xsltComputeSortResult (xsltTransformContextPtr ctxt, 00194 xmlNodePtr sort); 00195 00196 /* 00197 * QNames handling. 00198 */ 00199 00200 XSLTPUBFUN const xmlChar * XSLTCALL 00201 xsltSplitQName (xmlDictPtr dict, 00202 const xmlChar *name, 00203 const xmlChar **prefix); 00204 XSLTPUBFUN const xmlChar * XSLTCALL 00205 xsltGetQNameURI (xmlNodePtr node, 00206 xmlChar **name); 00207 00208 XSLTPUBFUN const xmlChar * XSLTCALL 00209 xsltGetQNameURI2 (xsltStylesheetPtr style, 00210 xmlNodePtr node, 00211 const xmlChar **name); 00212 00213 /* 00214 * Output, reuse libxml I/O buffers. 00215 */ 00216 XSLTPUBFUN int XSLTCALL 00217 xsltSaveResultTo (xmlOutputBufferPtr buf, 00218 xmlDocPtr result, 00219 xsltStylesheetPtr style); 00220 XSLTPUBFUN int XSLTCALL 00221 xsltSaveResultToFilename (const char *URI, 00222 xmlDocPtr result, 00223 xsltStylesheetPtr style, 00224 int compression); 00225 XSLTPUBFUN int XSLTCALL 00226 xsltSaveResultToFile (FILE *file, 00227 xmlDocPtr result, 00228 xsltStylesheetPtr style); 00229 XSLTPUBFUN int XSLTCALL 00230 xsltSaveResultToFd (int fd, 00231 xmlDocPtr result, 00232 xsltStylesheetPtr style); 00233 XSLTPUBFUN int XSLTCALL 00234 xsltSaveResultToString (xmlChar **doc_txt_ptr, 00235 int * doc_txt_len, 00236 xmlDocPtr result, 00237 xsltStylesheetPtr style); 00238 00239 /* 00240 * XPath interface 00241 */ 00242 XSLTPUBFUN xmlXPathCompExprPtr XSLTCALL 00243 xsltXPathCompile (xsltStylesheetPtr style, 00244 const xmlChar *str); 00245 00246 /* 00247 * Profiling. 00248 */ 00249 XSLTPUBFUN void XSLTCALL 00250 xsltSaveProfiling (xsltTransformContextPtr ctxt, 00251 FILE *output); 00252 XSLTPUBFUN xmlDocPtr XSLTCALL 00253 xsltGetProfileInformation (xsltTransformContextPtr ctxt); 00254 00255 XSLTPUBFUN long XSLTCALL 00256 xsltTimestamp (void); 00257 XSLTPUBFUN void XSLTCALL 00258 xsltCalibrateAdjust (long delta); 00259 00265 #define XSLT_TIMESTAMP_TICS_PER_SEC 100000l 00266 00267 /* 00268 * Hooks for the debugger. 00269 */ 00270 00271 typedef enum { 00272 XSLT_DEBUG_NONE = 0, /* no debugging allowed */ 00273 XSLT_DEBUG_INIT, 00274 XSLT_DEBUG_STEP, 00275 XSLT_DEBUG_STEPOUT, 00276 XSLT_DEBUG_NEXT, 00277 XSLT_DEBUG_STOP, 00278 XSLT_DEBUG_CONT, 00279 XSLT_DEBUG_RUN, 00280 XSLT_DEBUG_RUN_RESTART, 00281 XSLT_DEBUG_QUIT 00282 } xsltDebugStatusCodes; 00283 00284 XSLTPUBVAR int xslDebugStatus; 00285 00286 typedef void (*xsltHandleDebuggerCallback) (xmlNodePtr cur, xmlNodePtr node, 00287 xsltTemplatePtr templ, xsltTransformContextPtr ctxt); 00288 typedef int (*xsltAddCallCallback) (xsltTemplatePtr templ, xmlNodePtr source); 00289 typedef void (*xsltDropCallCallback) (void); 00290 00291 XSLTPUBFUN void XSLTCALL 00292 xsltSetDebuggerStatus (int value); 00293 XSLTPUBFUN int XSLTCALL 00294 xsltGetDebuggerStatus (void); 00295 XSLTPUBFUN int XSLTCALL 00296 xsltSetDebuggerCallbacks (int no, void *block); 00297 XSLTPUBFUN int XSLTCALL 00298 xslAddCall (xsltTemplatePtr templ, 00299 xmlNodePtr source); 00300 XSLTPUBFUN void XSLTCALL 00301 xslDropCall (void); 00302 00303 #ifdef __cplusplus 00304 } 00305 #endif 00306 00307 #endif /* __XML_XSLTUTILS_H__ */ 00308 00309
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