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xmlIO.h
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00001 /* 00002 * Summary: interface for the I/O interfaces used by the parser 00003 * Description: interface for the I/O interfaces used by the parser 00004 * 00005 * Copy: See Copyright for the status of this software. 00006 * 00007 * Author: Daniel Veillard 00008 */ 00009 00010 #ifndef __XML_IO_H__ 00011 #define __XML_IO_H__ 00012 00013 #include <stdio.h> 00014 #include <libxml/xmlversion.h> 00015 00016 #ifdef __cplusplus 00017 extern "C" { 00018 #endif 00019 00020 /* 00021 * Those are the functions and datatypes for the parser input 00022 * I/O structures. 00023 */ 00024 00034 typedef int (XMLCALL *xmlInputMatchCallback) (char const *filename); 00043 typedef void * (XMLCALL *xmlInputOpenCallback) (char const *filename); 00054 typedef int (XMLCALL *xmlInputReadCallback) (void * context, char * buffer, int len); 00063 typedef int (XMLCALL *xmlInputCloseCallback) (void * context); 00064 00065 #ifdef LIBXML_OUTPUT_ENABLED 00066 /* 00067 * Those are the functions and datatypes for the library output 00068 * I/O structures. 00069 */ 00070 00080 typedef int (XMLCALL *xmlOutputMatchCallback) (char const *filename); 00089 typedef void * (XMLCALL *xmlOutputOpenCallback) (char const *filename); 00100 typedef int (XMLCALL *xmlOutputWriteCallback) (void * context, const char * buffer, 00101 int len); 00110 typedef int (XMLCALL *xmlOutputCloseCallback) (void * context); 00111 #endif /* LIBXML_OUTPUT_ENABLED */ 00112 00113 #ifdef __cplusplus 00114 } 00115 #endif 00116 00117 #include <libxml/globals.h> 00118 #include <libxml/tree.h> 00119 #include <libxml/parser.h> 00120 #include <libxml/encoding.h> 00121 00122 #ifdef __cplusplus 00123 extern "C" { 00124 #endif 00125 struct _xmlParserInputBuffer { 00126 void* context; 00127 xmlInputReadCallback readcallback; 00128 xmlInputCloseCallback closecallback; 00129 00130 xmlCharEncodingHandlerPtr encoder; /* I18N conversions to UTF-8 */ 00131 00132 xmlBufferPtr buffer; /* Local buffer encoded in UTF-8 */ 00133 xmlBufferPtr raw; /* if encoder != NULL buffer for raw input */ 00134 int compressed; /* -1=unknown, 0=not compressed, 1=compressed */ 00135 int error; 00136 unsigned long rawconsumed;/* amount consumed from raw */ 00137 }; 00138 00139 00140 #ifdef LIBXML_OUTPUT_ENABLED 00141 struct _xmlOutputBuffer { 00142 void* context; 00143 xmlOutputWriteCallback writecallback; 00144 xmlOutputCloseCallback closecallback; 00145 00146 xmlCharEncodingHandlerPtr encoder; /* I18N conversions to UTF-8 */ 00147 00148 xmlBufferPtr buffer; /* Local buffer encoded in UTF-8 or ISOLatin */ 00149 xmlBufferPtr conv; /* if encoder != NULL buffer for output */ 00150 int written; /* total number of byte written */ 00151 int error; 00152 }; 00153 #endif /* LIBXML_OUTPUT_ENABLED */ 00154 00155 /* 00156 * Interfaces for input 00157 */ 00158 XMLPUBFUN void XMLCALL 00159 xmlCleanupInputCallbacks (void); 00160 00161 XMLPUBFUN int XMLCALL 00162 xmlPopInputCallbacks (void); 00163 00164 XMLPUBFUN void XMLCALL 00165 xmlRegisterDefaultInputCallbacks (void); 00166 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00167 xmlAllocParserInputBuffer (xmlCharEncoding enc); 00168 00169 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00170 xmlParserInputBufferCreateFilename (const char *URI, 00171 xmlCharEncoding enc); 00172 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00173 xmlParserInputBufferCreateFile (FILE *file, 00174 xmlCharEncoding enc); 00175 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00176 xmlParserInputBufferCreateFd (int fd, 00177 xmlCharEncoding enc); 00178 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00179 xmlParserInputBufferCreateMem (const char *mem, int size, 00180 xmlCharEncoding enc); 00181 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00182 xmlParserInputBufferCreateStatic (const char *mem, int size, 00183 xmlCharEncoding enc); 00184 XMLPUBFUN xmlParserInputBufferPtr XMLCALL 00185 xmlParserInputBufferCreateIO (xmlInputReadCallback ioread, 00186 xmlInputCloseCallback ioclose, 00187 void *ioctx, 00188 xmlCharEncoding enc); 00189 XMLPUBFUN int XMLCALL 00190 xmlParserInputBufferRead (xmlParserInputBufferPtr in, 00191 int len); 00192 XMLPUBFUN int XMLCALL 00193 xmlParserInputBufferGrow (xmlParserInputBufferPtr in, 00194 int len); 00195 XMLPUBFUN int XMLCALL 00196 xmlParserInputBufferPush (xmlParserInputBufferPtr in, 00197 int len, 00198 const char *buf); 00199 XMLPUBFUN void XMLCALL 00200 xmlFreeParserInputBuffer (xmlParserInputBufferPtr in); 00201 XMLPUBFUN char * XMLCALL 00202 xmlParserGetDirectory (const char *filename); 00203 00204 XMLPUBFUN int XMLCALL 00205 xmlRegisterInputCallbacks (xmlInputMatchCallback matchFunc, 00206 xmlInputOpenCallback openFunc, 00207 xmlInputReadCallback readFunc, 00208 xmlInputCloseCallback closeFunc); 00209 00210 xmlParserInputBufferPtr 00211 __xmlParserInputBufferCreateFilename(const char *URI, 00212 xmlCharEncoding enc); 00213 00214 #ifdef LIBXML_OUTPUT_ENABLED 00215 /* 00216 * Interfaces for output 00217 */ 00218 XMLPUBFUN void XMLCALL 00219 xmlCleanupOutputCallbacks (void); 00220 XMLPUBFUN void XMLCALL 00221 xmlRegisterDefaultOutputCallbacks(void); 00222 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00223 xmlAllocOutputBuffer (xmlCharEncodingHandlerPtr encoder); 00224 00225 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00226 xmlOutputBufferCreateFilename (const char *URI, 00227 xmlCharEncodingHandlerPtr encoder, 00228 int compression); 00229 00230 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00231 xmlOutputBufferCreateFile (FILE *file, 00232 xmlCharEncodingHandlerPtr encoder); 00233 00234 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00235 xmlOutputBufferCreateBuffer (xmlBufferPtr buffer, 00236 xmlCharEncodingHandlerPtr encoder); 00237 00238 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00239 xmlOutputBufferCreateFd (int fd, 00240 xmlCharEncodingHandlerPtr encoder); 00241 00242 XMLPUBFUN xmlOutputBufferPtr XMLCALL 00243 xmlOutputBufferCreateIO (xmlOutputWriteCallback iowrite, 00244 xmlOutputCloseCallback ioclose, 00245 void *ioctx, 00246 xmlCharEncodingHandlerPtr encoder); 00247 00248 XMLPUBFUN int XMLCALL 00249 xmlOutputBufferWrite (xmlOutputBufferPtr out, 00250 int len, 00251 const char *buf); 00252 XMLPUBFUN int XMLCALL 00253 xmlOutputBufferWriteString (xmlOutputBufferPtr out, 00254 const char *str); 00255 XMLPUBFUN int XMLCALL 00256 xmlOutputBufferWriteEscape (xmlOutputBufferPtr out, 00257 const xmlChar *str, 00258 xmlCharEncodingOutputFunc escaping); 00259 00260 XMLPUBFUN int XMLCALL 00261 xmlOutputBufferFlush (xmlOutputBufferPtr out); 00262 XMLPUBFUN int XMLCALL 00263 xmlOutputBufferClose (xmlOutputBufferPtr out); 00264 00265 XMLPUBFUN int XMLCALL 00266 xmlRegisterOutputCallbacks (xmlOutputMatchCallback matchFunc, 00267 xmlOutputOpenCallback openFunc, 00268 xmlOutputWriteCallback writeFunc, 00269 xmlOutputCloseCallback closeFunc); 00270 00271 xmlOutputBufferPtr 00272 __xmlOutputBufferCreateFilename(const char *URI, 00273 xmlCharEncodingHandlerPtr encoder, 00274 int compression); 00275 00276 #ifdef LIBXML_HTTP_ENABLED 00277 /* This function only exists if HTTP support built into the library */ 00278 XMLPUBFUN void XMLCALL 00279 xmlRegisterHTTPPostCallbacks (void ); 00280 #endif /* LIBXML_HTTP_ENABLED */ 00281 00282 #endif /* LIBXML_OUTPUT_ENABLED */ 00283 00284 XMLPUBFUN xmlParserInputPtr XMLCALL 00285 xmlCheckHTTPInput (xmlParserCtxtPtr ctxt, 00286 xmlParserInputPtr ret); 00287 00288 /* 00289 * A predefined entity loader disabling network accesses 00290 */ 00291 XMLPUBFUN xmlParserInputPtr XMLCALL 00292 xmlNoNetExternalEntityLoader (const char *URL, 00293 const char *ID, 00294 xmlParserCtxtPtr ctxt); 00295 00296 /* 00297 * xmlNormalizeWindowsPath is obsolete, don't use it. 00298 * Check xmlCanonicPath in uri.h for a better alternative. 00299 */ 00300 XMLPUBFUN xmlChar * XMLCALL 00301 xmlNormalizeWindowsPath (const xmlChar *path); 00302 00303 XMLPUBFUN int XMLCALL 00304 xmlCheckFilename (const char *path); 00308 XMLPUBFUN int XMLCALL 00309 xmlFileMatch (const char *filename); 00310 XMLPUBFUN void * XMLCALL 00311 xmlFileOpen (const char *filename); 00312 XMLPUBFUN int XMLCALL 00313 xmlFileRead (void * context, 00314 char * buffer, 00315 int len); 00316 XMLPUBFUN int XMLCALL 00317 xmlFileClose (void * context); 00318 00322 #ifdef LIBXML_HTTP_ENABLED 00323 XMLPUBFUN int XMLCALL 00324 xmlIOHTTPMatch (const char *filename); 00325 XMLPUBFUN void * XMLCALL 00326 xmlIOHTTPOpen (const char *filename); 00327 #ifdef LIBXML_OUTPUT_ENABLED 00328 XMLPUBFUN void * XMLCALL 00329 xmlIOHTTPOpenW (const char * post_uri, 00330 int compression ); 00331 #endif /* LIBXML_OUTPUT_ENABLED */ 00332 XMLPUBFUN int XMLCALL 00333 xmlIOHTTPRead (void * context, 00334 char * buffer, 00335 int len); 00336 XMLPUBFUN int XMLCALL 00337 xmlIOHTTPClose (void * context); 00338 #endif /* LIBXML_HTTP_ENABLED */ 00339 00343 #ifdef LIBXML_FTP_ENABLED 00344 XMLPUBFUN int XMLCALL 00345 xmlIOFTPMatch (const char *filename); 00346 XMLPUBFUN void * XMLCALL 00347 xmlIOFTPOpen (const char *filename); 00348 XMLPUBFUN int XMLCALL 00349 xmlIOFTPRead (void * context, 00350 char * buffer, 00351 int len); 00352 XMLPUBFUN int XMLCALL 00353 xmlIOFTPClose (void * context); 00354 #endif /* LIBXML_FTP_ENABLED */ 00355 00356 #ifdef __cplusplus 00357 } 00358 #endif 00359 00360 #endif /* __XML_IO_H__ */
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