Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 1 | /* |
| 2 | * valid.c : part of the code use to do the DTD handling and the validity |
| 3 | * checking |
| 4 | * |
| 5 | * See Copyright for the status of this software. |
| 6 | * |
| 7 | * Daniel.Veillard@w3.org |
| 8 | */ |
| 9 | |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 10 | #ifdef WIN32 |
Daniel Veillard | 3c558c3 | 1999-12-22 11:30:41 +0000 | [diff] [blame] | 11 | #include "win32config.h" |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 12 | #else |
| 13 | #include "config.h" |
| 14 | #endif |
| 15 | |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 16 | #include <stdio.h> |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 17 | #include <string.h> |
Daniel Veillard | 7f7d111 | 1999-09-22 09:46:25 +0000 | [diff] [blame] | 18 | |
| 19 | #ifdef HAVE_STDLIB_H |
| 20 | #include <stdlib.h> |
| 21 | #endif |
| 22 | |
Daniel Veillard | 361d845 | 2000-04-03 19:48:13 +0000 | [diff] [blame] | 23 | #include <libxml/xmlmemory.h> |
| 24 | #include <libxml/valid.h> |
| 25 | #include <libxml/parser.h> |
| 26 | #include <libxml/parserInternals.h> |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 27 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 28 | /* |
| 29 | * Generic function for accessing stacks in the Validity Context |
| 30 | */ |
| 31 | |
| 32 | #define PUSH_AND_POP(scope, type, name) \ |
| 33 | scope int name##VPush(xmlValidCtxtPtr ctxt, type value) { \ |
| 34 | if (ctxt->name##Nr >= ctxt->name##Max) { \ |
| 35 | ctxt->name##Max *= 2; \ |
| 36 | ctxt->name##Tab = (void *) xmlRealloc(ctxt->name##Tab, \ |
| 37 | ctxt->name##Max * sizeof(ctxt->name##Tab[0])); \ |
| 38 | if (ctxt->name##Tab == NULL) { \ |
| 39 | fprintf(stderr, "realloc failed !\n"); \ |
| 40 | return(0); \ |
| 41 | } \ |
| 42 | } \ |
| 43 | ctxt->name##Tab[ctxt->name##Nr] = value; \ |
| 44 | ctxt->name = value; \ |
| 45 | return(ctxt->name##Nr++); \ |
| 46 | } \ |
| 47 | scope type name##VPop(xmlValidCtxtPtr ctxt) { \ |
| 48 | type ret; \ |
| 49 | if (ctxt->name##Nr <= 0) return(0); \ |
| 50 | ctxt->name##Nr--; \ |
| 51 | if (ctxt->name##Nr > 0) \ |
| 52 | ctxt->name = ctxt->name##Tab[ctxt->name##Nr - 1]; \ |
| 53 | else \ |
| 54 | ctxt->name = NULL; \ |
| 55 | ret = ctxt->name##Tab[ctxt->name##Nr]; \ |
| 56 | ctxt->name##Tab[ctxt->name##Nr] = 0; \ |
| 57 | return(ret); \ |
| 58 | } \ |
| 59 | |
| 60 | PUSH_AND_POP(static, xmlNodePtr, node) |
| 61 | |
| 62 | /* #define DEBUG_VALID_ALGO */ |
| 63 | |
| 64 | #ifdef DEBUG_VALID_ALGO |
| 65 | void xmlValidPrintNodeList(xmlNodePtr cur) { |
| 66 | if (cur == NULL) |
| 67 | fprintf(stderr, "null "); |
| 68 | while (cur != NULL) { |
| 69 | switch (cur->type) { |
| 70 | case XML_ELEMENT_NODE: |
| 71 | fprintf(stderr, "%s ", cur->name); |
| 72 | break; |
| 73 | case XML_TEXT_NODE: |
| 74 | fprintf(stderr, "text "); |
| 75 | break; |
| 76 | case XML_CDATA_SECTION_NODE: |
| 77 | fprintf(stderr, "cdata "); |
| 78 | break; |
| 79 | case XML_ENTITY_REF_NODE: |
| 80 | fprintf(stderr, "&%s; ", cur->name); |
| 81 | break; |
| 82 | case XML_PI_NODE: |
| 83 | fprintf(stderr, "pi(%s) ", cur->name); |
| 84 | break; |
| 85 | case XML_COMMENT_NODE: |
| 86 | fprintf(stderr, "comment "); |
| 87 | break; |
| 88 | case XML_ATTRIBUTE_NODE: |
| 89 | fprintf(stderr, "?attr? "); |
| 90 | break; |
| 91 | case XML_ENTITY_NODE: |
| 92 | fprintf(stderr, "?ent? "); |
| 93 | break; |
| 94 | case XML_DOCUMENT_NODE: |
| 95 | fprintf(stderr, "?doc? "); |
| 96 | break; |
| 97 | case XML_DOCUMENT_TYPE_NODE: |
| 98 | fprintf(stderr, "?doctype? "); |
| 99 | break; |
| 100 | case XML_DOCUMENT_FRAG_NODE: |
| 101 | fprintf(stderr, "?frag? "); |
| 102 | break; |
| 103 | case XML_NOTATION_NODE: |
| 104 | fprintf(stderr, "?nota? "); |
| 105 | break; |
| 106 | case XML_HTML_DOCUMENT_NODE: |
| 107 | fprintf(stderr, "?html? "); |
| 108 | break; |
| 109 | case XML_DTD_NODE: |
| 110 | fprintf(stderr, "?dtd? "); |
| 111 | break; |
| 112 | case XML_ELEMENT_DECL: |
| 113 | fprintf(stderr, "?edecl? "); |
| 114 | break; |
| 115 | case XML_ATTRIBUTE_DECL: |
| 116 | fprintf(stderr, "?adecl? "); |
| 117 | break; |
| 118 | case XML_ENTITY_DECL: |
| 119 | fprintf(stderr, "?entdecl? "); |
| 120 | break; |
| 121 | } |
| 122 | cur = cur->next; |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | void xmlValidDebug(xmlNodePtr cur, xmlElementContentPtr cont) { |
| 127 | char expr[1000]; |
| 128 | |
| 129 | expr[0] = 0; |
| 130 | fprintf(stderr, "valid: "); |
| 131 | xmlValidPrintNodeList(cur); |
| 132 | fprintf(stderr, "against "); |
| 133 | xmlSprintfElementContent(expr, cont, 0); |
| 134 | fprintf(stderr, "%s\n", expr); |
| 135 | } |
| 136 | |
| 137 | #define DEBUG_VALID_STATE(n,c) xmlValidDebug(n,c); |
| 138 | #else |
| 139 | #define DEBUG_VALID_STATE(n,c) |
| 140 | #endif |
| 141 | |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 142 | /* TODO: use hash table for accesses to elem and attribute dedinitions */ |
| 143 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 144 | #define VERROR \ |
| 145 | if ((ctxt != NULL) && (ctxt->error != NULL)) ctxt->error |
| 146 | |
| 147 | #define VWARNING \ |
| 148 | if ((ctxt != NULL) && (ctxt->warning != NULL)) ctxt->warning |
| 149 | |
| 150 | #define CHECK_DTD \ |
| 151 | if (doc == NULL) return(0); \ |
| 152 | else if (doc->intSubset == NULL) return(0) |
| 153 | |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 154 | xmlElementPtr xmlGetDtdElementDesc(xmlDtdPtr dtd, const xmlChar *name); |
| 155 | xmlAttributePtr xmlScanAttributeDecl(xmlDtdPtr dtd, const xmlChar *elem); |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 156 | |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 157 | /************************************************************************ |
| 158 | * * |
| 159 | * QName handling helper * |
| 160 | * * |
| 161 | ************************************************************************/ |
| 162 | |
| 163 | /** |
| 164 | * xmlSplitQName2: |
| 165 | * @name: an XML parser context |
| 166 | * @prefix: a xmlChar ** |
| 167 | * |
| 168 | * parse an XML qualified name string |
| 169 | * |
| 170 | * [NS 5] QName ::= (Prefix ':')? LocalPart |
| 171 | * |
| 172 | * [NS 6] Prefix ::= NCName |
| 173 | * |
| 174 | * [NS 7] LocalPart ::= NCName |
| 175 | * |
| 176 | * Returns NULL if not a QName, otherwise the local part, and prefix |
| 177 | * is updated to get the Prefix if any. |
| 178 | */ |
| 179 | |
| 180 | xmlChar * |
| 181 | xmlSplitQName2(const xmlChar *name, xmlChar **prefix) { |
| 182 | int len = 0; |
| 183 | xmlChar *ret = NULL; |
| 184 | |
| 185 | *prefix = NULL; |
| 186 | |
| 187 | /* xml: prefix is not really a namespace */ |
| 188 | if ((name[0] == 'x') && (name[1] == 'm') && |
| 189 | (name[2] == 'l') && (name[3] == ':')) |
| 190 | return(NULL); |
| 191 | |
| 192 | /* nasty but valid */ |
| 193 | if (name[0] == ':') |
| 194 | return(NULL); |
| 195 | |
| 196 | /* |
| 197 | * we are not trying to validate but just to cut, and yes it will |
| 198 | * work even if this is as set of UTF-8 encoded chars |
| 199 | */ |
| 200 | while ((name[len] != 0) && (name[len] != ':')) |
| 201 | len++; |
| 202 | |
| 203 | if (name[len] == 0) |
| 204 | return(NULL); |
| 205 | |
| 206 | *prefix = xmlStrndup(name, len); |
| 207 | ret = xmlStrdup(&name[len + 1]); |
| 208 | |
| 209 | return(ret); |
| 210 | } |
| 211 | |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 212 | /**************************************************************** |
| 213 | * * |
| 214 | * Util functions for data allocation/deallocation * |
| 215 | * * |
| 216 | ****************************************************************/ |
| 217 | |
| 218 | /** |
| 219 | * xmlNewElementContent: |
| 220 | * @name: the subelement name or NULL |
| 221 | * @type: the type of element content decl |
| 222 | * |
| 223 | * Allocate an element content structure. |
| 224 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 225 | * Returns NULL if not, othervise the new element content structure |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 226 | */ |
| 227 | xmlElementContentPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 228 | xmlNewElementContent(xmlChar *name, xmlElementContentType type) { |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 229 | xmlElementContentPtr ret; |
| 230 | |
| 231 | switch(type) { |
| 232 | case XML_ELEMENT_CONTENT_ELEMENT: |
| 233 | if (name == NULL) { |
| 234 | fprintf(stderr, "xmlNewElementContent : name == NULL !\n"); |
| 235 | } |
| 236 | break; |
| 237 | case XML_ELEMENT_CONTENT_PCDATA: |
| 238 | case XML_ELEMENT_CONTENT_SEQ: |
| 239 | case XML_ELEMENT_CONTENT_OR: |
| 240 | if (name != NULL) { |
| 241 | fprintf(stderr, "xmlNewElementContent : name != NULL !\n"); |
| 242 | } |
| 243 | break; |
| 244 | default: |
| 245 | fprintf(stderr, "xmlNewElementContent: unknown type %d\n", type); |
Daniel Veillard | 0142b84 | 2000-01-14 14:45:24 +0000 | [diff] [blame] | 246 | return(NULL); |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 247 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 248 | ret = (xmlElementContentPtr) xmlMalloc(sizeof(xmlElementContent)); |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 249 | if (ret == NULL) { |
| 250 | fprintf(stderr, "xmlNewElementContent : out of memory!\n"); |
| 251 | return(NULL); |
| 252 | } |
| 253 | ret->type = type; |
| 254 | ret->ocur = XML_ELEMENT_CONTENT_ONCE; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 255 | if (name != NULL) |
| 256 | ret->name = xmlStrdup(name); |
| 257 | else |
| 258 | ret->name = NULL; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 259 | ret->c1 = ret->c2 = NULL; |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 260 | return(ret); |
| 261 | } |
| 262 | |
| 263 | /** |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 264 | * xmlCopyElementContent: |
| 265 | * @content: An element content pointer. |
| 266 | * |
| 267 | * Build a copy of an element content description. |
| 268 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 269 | * Returns the new xmlElementContentPtr or NULL in case of error. |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 270 | */ |
| 271 | xmlElementContentPtr |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 272 | xmlCopyElementContent(xmlElementContentPtr cur) { |
| 273 | xmlElementContentPtr ret; |
| 274 | |
| 275 | if (cur == NULL) return(NULL); |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 276 | ret = xmlNewElementContent((xmlChar *) cur->name, cur->type); |
Daniel Veillard | 14fff06 | 1999-06-22 21:49:07 +0000 | [diff] [blame] | 277 | if (ret == NULL) { |
| 278 | fprintf(stderr, "xmlCopyElementContent : out of memory\n"); |
| 279 | return(NULL); |
| 280 | } |
| 281 | ret->ocur = cur->ocur; |
| 282 | if (cur->c1 != NULL) ret->c1 = xmlCopyElementContent(cur->c1); |
| 283 | if (cur->c2 != NULL) ret->c2 = xmlCopyElementContent(cur->c2); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 284 | return(ret); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 285 | } |
| 286 | |
| 287 | /** |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 288 | * xmlFreeElementContent: |
| 289 | * @cur: the element content tree to free |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 290 | * |
| 291 | * Free an element content structure. This is a recursive call ! |
| 292 | */ |
| 293 | void |
| 294 | xmlFreeElementContent(xmlElementContentPtr cur) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 295 | if (cur == NULL) return; |
| 296 | if (cur->c1 != NULL) xmlFreeElementContent(cur->c1); |
| 297 | if (cur->c2 != NULL) xmlFreeElementContent(cur->c2); |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 298 | if (cur->name != NULL) xmlFree((xmlChar *) cur->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 299 | memset(cur, -1, sizeof(xmlElementContent)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 300 | xmlFree(cur); |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 301 | } |
| 302 | |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 303 | /** |
| 304 | * xmlDumpElementContent: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 305 | * @buf: An XML buffer |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 306 | * @content: An element table |
| 307 | * @glob: 1 if one must print the englobing parenthesis, 0 otherwise |
| 308 | * |
| 309 | * This will dump the content of the element table as an XML DTD definition |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 310 | */ |
| 311 | void |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 312 | xmlDumpElementContent(xmlBufferPtr buf, xmlElementContentPtr content, int glob) { |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 313 | if (content == NULL) return; |
| 314 | |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 315 | if (glob) xmlBufferWriteChar(buf, "("); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 316 | switch (content->type) { |
| 317 | case XML_ELEMENT_CONTENT_PCDATA: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 318 | xmlBufferWriteChar(buf, "#PCDATA"); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 319 | break; |
| 320 | case XML_ELEMENT_CONTENT_ELEMENT: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 321 | xmlBufferWriteCHAR(buf, content->name); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 322 | break; |
| 323 | case XML_ELEMENT_CONTENT_SEQ: |
| 324 | if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || |
| 325 | (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 326 | xmlDumpElementContent(buf, content->c1, 1); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 327 | else |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 328 | xmlDumpElementContent(buf, content->c1, 0); |
| 329 | xmlBufferWriteChar(buf, " , "); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 330 | if (content->c2->type == XML_ELEMENT_CONTENT_OR) |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 331 | xmlDumpElementContent(buf, content->c2, 1); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 332 | else |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 333 | xmlDumpElementContent(buf, content->c2, 0); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 334 | break; |
| 335 | case XML_ELEMENT_CONTENT_OR: |
| 336 | if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || |
| 337 | (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 338 | xmlDumpElementContent(buf, content->c1, 1); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 339 | else |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 340 | xmlDumpElementContent(buf, content->c1, 0); |
| 341 | xmlBufferWriteChar(buf, " | "); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 342 | if (content->c2->type == XML_ELEMENT_CONTENT_SEQ) |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 343 | xmlDumpElementContent(buf, content->c2, 1); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 344 | else |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 345 | xmlDumpElementContent(buf, content->c2, 0); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 346 | break; |
| 347 | default: |
| 348 | fprintf(stderr, "xmlDumpElementContent: unknown type %d\n", |
| 349 | content->type); |
| 350 | } |
| 351 | if (glob) |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 352 | xmlBufferWriteChar(buf, ")"); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 353 | switch (content->ocur) { |
| 354 | case XML_ELEMENT_CONTENT_ONCE: |
| 355 | break; |
| 356 | case XML_ELEMENT_CONTENT_OPT: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 357 | xmlBufferWriteChar(buf, "?"); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 358 | break; |
| 359 | case XML_ELEMENT_CONTENT_MULT: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 360 | xmlBufferWriteChar(buf, "*"); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 361 | break; |
| 362 | case XML_ELEMENT_CONTENT_PLUS: |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 363 | xmlBufferWriteChar(buf, "+"); |
Daniel Veillard | 1899e85 | 1999-02-01 12:18:54 +0000 | [diff] [blame] | 364 | break; |
| 365 | } |
| 366 | } |
| 367 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 368 | /** |
| 369 | * xmlSprintfElementContent: |
| 370 | * @buf: an output buffer |
| 371 | * @content: An element table |
| 372 | * @glob: 1 if one must print the englobing parenthesis, 0 otherwise |
| 373 | * |
| 374 | * This will dump the content of the element content definition |
| 375 | * Intended just for the debug routine |
| 376 | */ |
| 377 | void |
| 378 | xmlSprintfElementContent(char *buf, xmlElementContentPtr content, int glob) { |
| 379 | if (content == NULL) return; |
| 380 | if (glob) strcat(buf, "("); |
| 381 | switch (content->type) { |
| 382 | case XML_ELEMENT_CONTENT_PCDATA: |
| 383 | strcat(buf, "#PCDATA"); |
| 384 | break; |
| 385 | case XML_ELEMENT_CONTENT_ELEMENT: |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 386 | strcat(buf, (char *) content->name); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 387 | break; |
| 388 | case XML_ELEMENT_CONTENT_SEQ: |
| 389 | if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || |
| 390 | (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) |
| 391 | xmlSprintfElementContent(buf, content->c1, 1); |
| 392 | else |
| 393 | xmlSprintfElementContent(buf, content->c1, 0); |
| 394 | strcat(buf, " , "); |
| 395 | if (content->c2->type == XML_ELEMENT_CONTENT_OR) |
| 396 | xmlSprintfElementContent(buf, content->c2, 1); |
| 397 | else |
| 398 | xmlSprintfElementContent(buf, content->c2, 0); |
| 399 | break; |
| 400 | case XML_ELEMENT_CONTENT_OR: |
| 401 | if ((content->c1->type == XML_ELEMENT_CONTENT_OR) || |
| 402 | (content->c1->type == XML_ELEMENT_CONTENT_SEQ)) |
| 403 | xmlSprintfElementContent(buf, content->c1, 1); |
| 404 | else |
| 405 | xmlSprintfElementContent(buf, content->c1, 0); |
| 406 | strcat(buf, " | "); |
| 407 | if (content->c2->type == XML_ELEMENT_CONTENT_SEQ) |
| 408 | xmlSprintfElementContent(buf, content->c2, 1); |
| 409 | else |
| 410 | xmlSprintfElementContent(buf, content->c2, 0); |
| 411 | break; |
| 412 | } |
| 413 | if (glob) |
| 414 | strcat(buf, ")"); |
| 415 | switch (content->ocur) { |
| 416 | case XML_ELEMENT_CONTENT_ONCE: |
| 417 | break; |
| 418 | case XML_ELEMENT_CONTENT_OPT: |
| 419 | strcat(buf, "?"); |
| 420 | break; |
| 421 | case XML_ELEMENT_CONTENT_MULT: |
| 422 | strcat(buf, "*"); |
| 423 | break; |
| 424 | case XML_ELEMENT_CONTENT_PLUS: |
| 425 | strcat(buf, "+"); |
| 426 | break; |
| 427 | } |
| 428 | } |
| 429 | |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 430 | /**************************************************************** |
| 431 | * * |
| 432 | * Registration of DTD declarations * |
| 433 | * * |
| 434 | ****************************************************************/ |
| 435 | |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 436 | /** |
| 437 | * xmlCreateElementTable: |
| 438 | * |
| 439 | * create and initialize an empty element hash table. |
| 440 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 441 | * Returns the xmlElementTablePtr just created or NULL in case of error. |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 442 | */ |
| 443 | xmlElementTablePtr |
| 444 | xmlCreateElementTable(void) { |
| 445 | xmlElementTablePtr ret; |
| 446 | |
| 447 | ret = (xmlElementTablePtr) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 448 | xmlMalloc(sizeof(xmlElementTable)); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 449 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 450 | fprintf(stderr, "xmlCreateElementTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 451 | (long)sizeof(xmlElementTable)); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 452 | return(NULL); |
| 453 | } |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 454 | ret->max_elements = XML_MIN_ELEMENT_TABLE; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 455 | ret->nb_elements = 0; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 456 | ret->table = (xmlElementPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 457 | xmlMalloc(ret->max_elements * sizeof(xmlElementPtr)); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 458 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 459 | fprintf(stderr, "xmlCreateElementTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 460 | ret->max_elements * (long)sizeof(xmlElement)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 461 | xmlFree(ret); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 462 | return(NULL); |
| 463 | } |
| 464 | return(ret); |
| 465 | } |
| 466 | |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 467 | |
| 468 | /** |
| 469 | * xmlAddElementDecl: |
Daniel Veillard | 00fdf37 | 1999-10-08 09:40:39 +0000 | [diff] [blame] | 470 | * @ctxt: the validation context |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 471 | * @dtd: pointer to the DTD |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 472 | * @name: the entity name |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 473 | * @type: the element type |
| 474 | * @content: the element content tree or NULL |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 475 | * |
| 476 | * Register a new element declaration |
| 477 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 478 | * Returns NULL if not, othervise the entity |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 479 | */ |
| 480 | xmlElementPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 481 | xmlAddElementDecl(xmlValidCtxtPtr ctxt, xmlDtdPtr dtd, const xmlChar *name, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 482 | xmlElementTypeVal type, |
| 483 | xmlElementContentPtr content) { |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 484 | xmlElementPtr ret, cur; |
| 485 | xmlElementTablePtr table; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 486 | xmlChar *ns, *uqname; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 487 | int i; |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 488 | |
| 489 | if (dtd == NULL) { |
| 490 | fprintf(stderr, "xmlAddElementDecl: dtd == NULL\n"); |
| 491 | return(NULL); |
| 492 | } |
| 493 | if (name == NULL) { |
| 494 | fprintf(stderr, "xmlAddElementDecl: name == NULL\n"); |
| 495 | return(NULL); |
| 496 | } |
| 497 | switch (type) { |
| 498 | case XML_ELEMENT_TYPE_EMPTY: |
| 499 | if (content != NULL) { |
| 500 | fprintf(stderr, |
| 501 | "xmlAddElementDecl: content != NULL for EMPTY\n"); |
| 502 | return(NULL); |
| 503 | } |
| 504 | break; |
| 505 | case XML_ELEMENT_TYPE_ANY: |
| 506 | if (content != NULL) { |
| 507 | fprintf(stderr, |
| 508 | "xmlAddElementDecl: content != NULL for ANY\n"); |
| 509 | return(NULL); |
| 510 | } |
| 511 | break; |
| 512 | case XML_ELEMENT_TYPE_MIXED: |
| 513 | if (content == NULL) { |
| 514 | fprintf(stderr, |
| 515 | "xmlAddElementDecl: content == NULL for MIXED\n"); |
| 516 | return(NULL); |
| 517 | } |
| 518 | break; |
| 519 | case XML_ELEMENT_TYPE_ELEMENT: |
| 520 | if (content == NULL) { |
| 521 | fprintf(stderr, |
| 522 | "xmlAddElementDecl: content == NULL for ELEMENT\n"); |
| 523 | return(NULL); |
| 524 | } |
| 525 | break; |
| 526 | default: |
| 527 | fprintf(stderr, "xmlAddElementDecl: unknown type %d\n", type); |
| 528 | return(NULL); |
| 529 | } |
| 530 | |
| 531 | /* |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 532 | * check if name is a QName |
| 533 | */ |
| 534 | uqname = xmlSplitQName2(name, &ns); |
| 535 | if (uqname != NULL) |
| 536 | name = uqname; |
| 537 | |
| 538 | /* |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 539 | * Create the Element table if needed. |
| 540 | */ |
| 541 | table = dtd->elements; |
| 542 | if (table == NULL) |
| 543 | table = dtd->elements = xmlCreateElementTable(); |
| 544 | if (table == NULL) { |
| 545 | fprintf(stderr, "xmlAddElementDecl: Table creation failed!\n"); |
| 546 | return(NULL); |
| 547 | } |
| 548 | |
| 549 | /* |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 550 | * Validity Check: |
| 551 | * Search the DTD for previous declarations of the ELEMENT |
| 552 | */ |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 553 | for (i = 0;i < table->nb_elements;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 554 | cur = table->table[i]; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 555 | if ((ns != NULL) && (cur->prefix == NULL)) continue; |
| 556 | if ((ns == NULL) && (cur->prefix != NULL)) continue; |
| 557 | if ((!xmlStrcmp(cur->name, name)) && |
| 558 | ((ns == NULL) || (!xmlStrcmp(cur->prefix, ns)))) { |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 559 | /* |
| 560 | * The element is already defined in this Dtd. |
| 561 | */ |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 562 | VERROR(ctxt->userData, "Redefinition of element %s\n", name); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 563 | return(NULL); |
| 564 | } |
| 565 | } |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 566 | |
| 567 | /* |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 568 | * Grow the table, if needed. |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 569 | */ |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 570 | if (table->nb_elements >= table->max_elements) { |
| 571 | /* |
| 572 | * need more elements. |
| 573 | */ |
| 574 | table->max_elements *= 2; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 575 | table->table = (xmlElementPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 576 | xmlRealloc(table->table, table->max_elements * sizeof(xmlElementPtr)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 577 | if (table->table == NULL) { |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 578 | fprintf(stderr, "xmlAddElementDecl: out of memory\n"); |
| 579 | return(NULL); |
| 580 | } |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 581 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 582 | ret = (xmlElementPtr) xmlMalloc(sizeof(xmlElement)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 583 | if (ret == NULL) { |
| 584 | fprintf(stderr, "xmlAddElementDecl: out of memory\n"); |
| 585 | return(NULL); |
| 586 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 587 | memset(ret, 0, sizeof(xmlElement)); |
| 588 | ret->type = XML_ELEMENT_DECL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 589 | table->table[table->nb_elements] = ret; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 590 | |
| 591 | /* |
| 592 | * fill the structure. |
| 593 | */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 594 | ret->etype = type; |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 595 | ret->name = xmlStrdup(name); |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 596 | ret->prefix = ns; |
Daniel Veillard | 14fff06 | 1999-06-22 21:49:07 +0000 | [diff] [blame] | 597 | ret->content = xmlCopyElementContent(content); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 598 | ret->attributes = xmlScanAttributeDecl(dtd, name); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 599 | table->nb_elements++; |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 600 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 601 | /* |
| 602 | * Link it to the Dtd |
| 603 | */ |
| 604 | ret->parent = dtd; |
| 605 | ret->doc = dtd->doc; |
| 606 | if (dtd->last == NULL) { |
| 607 | dtd->children = dtd->last = (xmlNodePtr) ret; |
| 608 | } else { |
| 609 | dtd->last->next = (xmlNodePtr) ret; |
| 610 | ret->prev = dtd->last; |
| 611 | dtd->last = (xmlNodePtr) ret; |
| 612 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 613 | if (uqname != NULL) |
| 614 | xmlFree(uqname); |
Daniel Veillard | 39a1f9a | 1999-01-17 19:11:59 +0000 | [diff] [blame] | 615 | return(ret); |
| 616 | } |
| 617 | |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 618 | /** |
| 619 | * xmlFreeElement: |
| 620 | * @elem: An element |
| 621 | * |
| 622 | * Deallocate the memory used by an element definition |
| 623 | */ |
| 624 | void |
| 625 | xmlFreeElement(xmlElementPtr elem) { |
| 626 | if (elem == NULL) return; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 627 | xmlUnlinkNode((xmlNodePtr) elem); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 628 | xmlFreeElementContent(elem->content); |
| 629 | if (elem->name != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 630 | xmlFree((xmlChar *) elem->name); |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 631 | if (elem->prefix != NULL) |
| 632 | xmlFree((xmlChar *) elem->prefix); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 633 | memset(elem, -1, sizeof(xmlElement)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 634 | xmlFree(elem); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 635 | } |
| 636 | |
| 637 | /** |
| 638 | * xmlFreeElementTable: |
| 639 | * @table: An element table |
| 640 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 641 | * Deallocate the memory used by an element hash table. |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 642 | */ |
| 643 | void |
| 644 | xmlFreeElementTable(xmlElementTablePtr table) { |
| 645 | int i; |
| 646 | |
| 647 | if (table == NULL) return; |
| 648 | |
| 649 | for (i = 0;i < table->nb_elements;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 650 | xmlFreeElement(table->table[i]); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 651 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 652 | xmlFree(table->table); |
| 653 | xmlFree(table); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 654 | } |
| 655 | |
| 656 | /** |
| 657 | * xmlCopyElementTable: |
| 658 | * @table: An element table |
| 659 | * |
| 660 | * Build a copy of an element table. |
| 661 | * |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 662 | * Returns the new xmlElementTablePtr or NULL in case of error. |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 663 | */ |
| 664 | xmlElementTablePtr |
| 665 | xmlCopyElementTable(xmlElementTablePtr table) { |
| 666 | xmlElementTablePtr ret; |
| 667 | xmlElementPtr cur, ent; |
| 668 | int i; |
| 669 | |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 670 | ret = (xmlElementTablePtr) xmlMalloc(sizeof(xmlElementTable)); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 671 | if (ret == NULL) { |
| 672 | fprintf(stderr, "xmlCopyElementTable: out of memory !\n"); |
| 673 | return(NULL); |
| 674 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 675 | ret->table = (xmlElementPtr *) xmlMalloc(table->max_elements * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 676 | sizeof(xmlElementPtr)); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 677 | if (ret->table == NULL) { |
| 678 | fprintf(stderr, "xmlCopyElementTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 679 | xmlFree(ret); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 680 | return(NULL); |
| 681 | } |
| 682 | ret->max_elements = table->max_elements; |
| 683 | ret->nb_elements = table->nb_elements; |
| 684 | for (i = 0;i < ret->nb_elements;i++) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 685 | cur = (xmlElementPtr) xmlMalloc(sizeof(xmlElement)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 686 | if (cur == NULL) { |
| 687 | fprintf(stderr, "xmlCopyElementTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 688 | xmlFree(ret); |
| 689 | xmlFree(ret->table); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 690 | return(NULL); |
| 691 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 692 | memset(cur, 0, sizeof(xmlElement)); |
| 693 | cur->type = XML_ELEMENT_DECL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 694 | ret->table[i] = cur; |
| 695 | ent = table->table[i]; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 696 | cur->etype = ent->etype; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 697 | if (ent->name != NULL) |
| 698 | cur->name = xmlStrdup(ent->name); |
| 699 | else |
| 700 | cur->name = NULL; |
| 701 | cur->content = xmlCopyElementContent(ent->content); |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 702 | /* TODO : rebuild the attribute list on the copy */ |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 703 | cur->attributes = NULL; |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 704 | } |
| 705 | return(ret); |
| 706 | } |
| 707 | |
| 708 | /** |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 709 | * xmlDumpElementDecl: |
| 710 | * @buf: the XML buffer output |
| 711 | * @elem: An element table |
| 712 | * |
| 713 | * This will dump the content of the element declaration as an XML |
| 714 | * DTD definition |
| 715 | */ |
| 716 | void |
| 717 | xmlDumpElementDecl(xmlBufferPtr buf, xmlElementPtr elem) { |
| 718 | switch (elem->etype) { |
| 719 | case XML_ELEMENT_TYPE_EMPTY: |
| 720 | xmlBufferWriteChar(buf, "<!ELEMENT "); |
| 721 | xmlBufferWriteCHAR(buf, elem->name); |
| 722 | xmlBufferWriteChar(buf, " EMPTY>\n"); |
| 723 | break; |
| 724 | case XML_ELEMENT_TYPE_ANY: |
| 725 | xmlBufferWriteChar(buf, "<!ELEMENT "); |
| 726 | xmlBufferWriteCHAR(buf, elem->name); |
| 727 | xmlBufferWriteChar(buf, " ANY>\n"); |
| 728 | break; |
| 729 | case XML_ELEMENT_TYPE_MIXED: |
| 730 | xmlBufferWriteChar(buf, "<!ELEMENT "); |
| 731 | xmlBufferWriteCHAR(buf, elem->name); |
| 732 | xmlBufferWriteChar(buf, " "); |
| 733 | xmlDumpElementContent(buf, elem->content, 1); |
| 734 | xmlBufferWriteChar(buf, ">\n"); |
| 735 | break; |
| 736 | case XML_ELEMENT_TYPE_ELEMENT: |
| 737 | xmlBufferWriteChar(buf, "<!ELEMENT "); |
| 738 | xmlBufferWriteCHAR(buf, elem->name); |
| 739 | xmlBufferWriteChar(buf, " "); |
| 740 | xmlDumpElementContent(buf, elem->content, 1); |
| 741 | xmlBufferWriteChar(buf, ">\n"); |
| 742 | break; |
| 743 | default: |
| 744 | fprintf(stderr, |
| 745 | "xmlDumpElementDecl: internal: unknown type %d\n", |
| 746 | elem->etype); |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | /** |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 751 | * xmlDumpElementTable: |
Daniel Veillard | 011b63c | 1999-06-02 17:44:04 +0000 | [diff] [blame] | 752 | * @buf: the XML buffer output |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 753 | * @table: An element table |
| 754 | * |
| 755 | * This will dump the content of the element table as an XML DTD definition |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 756 | */ |
| 757 | void |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 758 | xmlDumpElementTable(xmlBufferPtr buf, xmlElementTablePtr table) { |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 759 | int i; |
| 760 | xmlElementPtr cur; |
| 761 | |
| 762 | if (table == NULL) return; |
| 763 | |
| 764 | for (i = 0;i < table->nb_elements;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 765 | cur = table->table[i]; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 766 | xmlDumpElementDecl(buf, cur); |
Daniel Veillard | 3b9def1 | 1999-01-31 22:15:06 +0000 | [diff] [blame] | 767 | } |
| 768 | } |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 769 | |
| 770 | /** |
| 771 | * xmlCreateEnumeration: |
| 772 | * @name: the enumeration name or NULL |
| 773 | * |
| 774 | * create and initialize an enumeration attribute node. |
| 775 | * |
| 776 | * Returns the xmlEnumerationPtr just created or NULL in case |
| 777 | * of error. |
| 778 | */ |
| 779 | xmlEnumerationPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 780 | xmlCreateEnumeration(xmlChar *name) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 781 | xmlEnumerationPtr ret; |
| 782 | |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 783 | ret = (xmlEnumerationPtr) xmlMalloc(sizeof(xmlEnumeration)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 784 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 785 | fprintf(stderr, "xmlCreateEnumeration : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 786 | (long)sizeof(xmlEnumeration)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 787 | return(NULL); |
| 788 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 789 | memset(ret, 0, sizeof(xmlEnumeration)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 790 | |
| 791 | if (name != NULL) |
| 792 | ret->name = xmlStrdup(name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 793 | return(ret); |
| 794 | } |
| 795 | |
| 796 | /** |
| 797 | * xmlFreeEnumeration: |
| 798 | * @cur: the tree to free. |
| 799 | * |
| 800 | * free an enumeration attribute node (recursive). |
| 801 | */ |
| 802 | void |
| 803 | xmlFreeEnumeration(xmlEnumerationPtr cur) { |
| 804 | if (cur == NULL) return; |
| 805 | |
| 806 | if (cur->next != NULL) xmlFreeEnumeration(cur->next); |
| 807 | |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 808 | if (cur->name != NULL) xmlFree((xmlChar *) cur->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 809 | memset(cur, -1, sizeof(xmlEnumeration)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 810 | xmlFree(cur); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 811 | } |
| 812 | |
| 813 | /** |
| 814 | * xmlCopyEnumeration: |
| 815 | * @cur: the tree to copy. |
| 816 | * |
| 817 | * Copy an enumeration attribute node (recursive). |
| 818 | * |
| 819 | * Returns the xmlEnumerationPtr just created or NULL in case |
| 820 | * of error. |
| 821 | */ |
| 822 | xmlEnumerationPtr |
| 823 | xmlCopyEnumeration(xmlEnumerationPtr cur) { |
| 824 | xmlEnumerationPtr ret; |
| 825 | |
| 826 | if (cur == NULL) return(NULL); |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 827 | ret = xmlCreateEnumeration((xmlChar *) cur->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 828 | |
| 829 | if (cur->next != NULL) ret->next = xmlCopyEnumeration(cur->next); |
| 830 | else ret->next = NULL; |
| 831 | |
| 832 | return(ret); |
| 833 | } |
| 834 | |
| 835 | /** |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 836 | * xmlDumpEnumeration: |
| 837 | * @buf: the XML buffer output |
| 838 | * @enum: An enumeration |
| 839 | * |
| 840 | * This will dump the content of the enumeration |
| 841 | */ |
| 842 | void |
| 843 | xmlDumpEnumeration(xmlBufferPtr buf, xmlEnumerationPtr cur) { |
| 844 | if (cur == NULL) return; |
| 845 | |
| 846 | xmlBufferWriteCHAR(buf, cur->name); |
| 847 | if (cur->next == NULL) |
| 848 | xmlBufferWriteChar(buf, ")"); |
| 849 | else { |
| 850 | xmlBufferWriteChar(buf, " | "); |
| 851 | xmlDumpEnumeration(buf, cur->next); |
| 852 | } |
| 853 | } |
| 854 | |
| 855 | /** |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 856 | * xmlCreateAttributeTable: |
| 857 | * |
| 858 | * create and initialize an empty attribute hash table. |
| 859 | * |
| 860 | * Returns the xmlAttributeTablePtr just created or NULL in case |
| 861 | * of error. |
| 862 | */ |
| 863 | xmlAttributeTablePtr |
| 864 | xmlCreateAttributeTable(void) { |
| 865 | xmlAttributeTablePtr ret; |
| 866 | |
| 867 | ret = (xmlAttributeTablePtr) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 868 | xmlMalloc(sizeof(xmlAttributeTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 869 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 870 | fprintf(stderr, "xmlCreateAttributeTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 871 | (long)sizeof(xmlAttributeTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 872 | return(NULL); |
| 873 | } |
| 874 | ret->max_attributes = XML_MIN_ATTRIBUTE_TABLE; |
| 875 | ret->nb_attributes = 0; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 876 | ret->table = (xmlAttributePtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 877 | xmlMalloc(ret->max_attributes * sizeof(xmlAttributePtr)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 878 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 879 | fprintf(stderr, "xmlCreateAttributeTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 880 | ret->max_attributes * (long)sizeof(xmlAttributePtr)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 881 | xmlFree(ret); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 882 | return(NULL); |
| 883 | } |
| 884 | return(ret); |
| 885 | } |
| 886 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 887 | /** |
| 888 | * xmlScanAttributeDecl: |
| 889 | * @dtd: pointer to the DTD |
| 890 | * @elem: the element name |
| 891 | * |
| 892 | * When inserting a new element scan the DtD for existing attributes |
| 893 | * for taht element and initialize the Attribute chain |
| 894 | * |
| 895 | * Returns the pointer to the first attribute decl in the chain, |
| 896 | * possibly NULL. |
| 897 | */ |
| 898 | xmlAttributePtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 899 | xmlScanAttributeDecl(xmlDtdPtr dtd, const xmlChar *elem) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 900 | xmlAttributePtr ret = NULL; |
| 901 | xmlAttributeTablePtr table; |
| 902 | int i; |
| 903 | |
| 904 | if (dtd == NULL) { |
| 905 | fprintf(stderr, "xmlScanAttributeDecl: dtd == NULL\n"); |
| 906 | return(NULL); |
| 907 | } |
| 908 | if (elem == NULL) { |
| 909 | fprintf(stderr, "xmlScanAttributeDecl: elem == NULL\n"); |
| 910 | return(NULL); |
| 911 | } |
| 912 | table = dtd->attributes; |
| 913 | if (table == NULL) |
| 914 | return(NULL); |
| 915 | |
| 916 | for (i = 0;i < table->nb_attributes;i++) { |
| 917 | if (!xmlStrcmp(table->table[i]->elem, elem)) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 918 | table->table[i]->nexth = ret; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 919 | ret = table->table[i]; |
| 920 | } |
| 921 | } |
| 922 | return(ret); |
| 923 | } |
| 924 | |
| 925 | /** |
| 926 | * xmlScanIDAttributeDecl: |
| 927 | * @ctxt: the validation context |
| 928 | * @elem: the element name |
| 929 | * |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 930 | * Verify that the element don't have too many ID attributes |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 931 | * declared. |
| 932 | * |
| 933 | * Returns the number of ID attributes found. |
| 934 | */ |
| 935 | int |
| 936 | xmlScanIDAttributeDecl(xmlValidCtxtPtr ctxt, xmlElementPtr elem) { |
| 937 | xmlAttributePtr cur; |
| 938 | int ret = 0; |
| 939 | |
| 940 | if (elem == NULL) return(0); |
| 941 | cur = elem->attributes; |
| 942 | while (cur != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 943 | if (cur->atype == XML_ATTRIBUTE_ID) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 944 | ret ++; |
| 945 | if (ret > 1) |
| 946 | VERROR(ctxt->userData, |
| 947 | "Element %s has too may ID attributes defined : %s\n", |
| 948 | elem->name, cur->name); |
| 949 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 950 | cur = cur->nexth; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 951 | } |
| 952 | return(ret); |
| 953 | } |
| 954 | |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 955 | |
| 956 | /** |
| 957 | * xmlAddAttributeDecl: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 958 | * @ctxt: the validation context |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 959 | * @dtd: pointer to the DTD |
| 960 | * @elem: the element name |
| 961 | * @name: the attribute name |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 962 | * @ns: the attribute namespace prefix |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 963 | * @type: the attribute type |
| 964 | * @def: the attribute default type |
| 965 | * @defaultValue: the attribute default value |
| 966 | * @tree: if it's an enumeration, the associated list |
| 967 | * |
| 968 | * Register a new attribute declaration |
| 969 | * |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 970 | * Returns NULL if not new, othervise the attribute decl |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 971 | */ |
| 972 | xmlAttributePtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 973 | xmlAddAttributeDecl(xmlValidCtxtPtr ctxt, xmlDtdPtr dtd, const xmlChar *elem, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 974 | const xmlChar *name, const xmlChar *ns, |
| 975 | xmlAttributeType type, xmlAttributeDefault def, |
| 976 | const xmlChar *defaultValue, xmlEnumerationPtr tree) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 977 | xmlAttributePtr ret, cur; |
| 978 | xmlAttributeTablePtr table; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 979 | xmlElementPtr elemDef; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 980 | int i; |
| 981 | |
| 982 | if (dtd == NULL) { |
| 983 | fprintf(stderr, "xmlAddAttributeDecl: dtd == NULL\n"); |
| 984 | return(NULL); |
| 985 | } |
| 986 | if (name == NULL) { |
| 987 | fprintf(stderr, "xmlAddAttributeDecl: name == NULL\n"); |
| 988 | return(NULL); |
| 989 | } |
| 990 | if (elem == NULL) { |
| 991 | fprintf(stderr, "xmlAddAttributeDecl: elem == NULL\n"); |
| 992 | return(NULL); |
| 993 | } |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 994 | /* |
| 995 | * Check the type and possibly the default value. |
| 996 | */ |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 997 | switch (type) { |
| 998 | case XML_ATTRIBUTE_CDATA: |
| 999 | break; |
| 1000 | case XML_ATTRIBUTE_ID: |
| 1001 | break; |
| 1002 | case XML_ATTRIBUTE_IDREF: |
| 1003 | break; |
| 1004 | case XML_ATTRIBUTE_IDREFS: |
| 1005 | break; |
| 1006 | case XML_ATTRIBUTE_ENTITY: |
| 1007 | break; |
| 1008 | case XML_ATTRIBUTE_ENTITIES: |
| 1009 | break; |
| 1010 | case XML_ATTRIBUTE_NMTOKEN: |
| 1011 | break; |
| 1012 | case XML_ATTRIBUTE_NMTOKENS: |
| 1013 | break; |
| 1014 | case XML_ATTRIBUTE_ENUMERATION: |
| 1015 | break; |
| 1016 | case XML_ATTRIBUTE_NOTATION: |
| 1017 | break; |
| 1018 | default: |
| 1019 | fprintf(stderr, "xmlAddAttributeDecl: unknown type %d\n", type); |
| 1020 | return(NULL); |
| 1021 | } |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 1022 | if ((defaultValue != NULL) && |
| 1023 | (!xmlValidateAttributeValue(type, defaultValue))) { |
| 1024 | VERROR(ctxt->userData, "Attribute %s on %s: invalid default value\n", |
| 1025 | elem, name, defaultValue); |
| 1026 | defaultValue = NULL; |
| 1027 | } |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1028 | |
| 1029 | /* |
| 1030 | * Create the Attribute table if needed. |
| 1031 | */ |
| 1032 | table = dtd->attributes; |
| 1033 | if (table == NULL) |
| 1034 | table = dtd->attributes = xmlCreateAttributeTable(); |
| 1035 | if (table == NULL) { |
| 1036 | fprintf(stderr, "xmlAddAttributeDecl: Table creation failed!\n"); |
| 1037 | return(NULL); |
| 1038 | } |
| 1039 | |
| 1040 | /* |
| 1041 | * Validity Check: |
| 1042 | * Search the DTD for previous declarations of the ATTLIST |
| 1043 | */ |
| 1044 | for (i = 0;i < table->nb_attributes;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1045 | cur = table->table[i]; |
Daniel Veillard | 10a2c65 | 1999-12-12 13:03:50 +0000 | [diff] [blame] | 1046 | if ((ns != NULL) && (cur->prefix == NULL)) continue; |
| 1047 | if ((ns == NULL) && (cur->prefix != NULL)) continue; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1048 | if ((!xmlStrcmp(cur->name, name)) && (!xmlStrcmp(cur->elem, elem)) && |
Daniel Veillard | 10a2c65 | 1999-12-12 13:03:50 +0000 | [diff] [blame] | 1049 | ((ns == NULL) || (!xmlStrcmp(cur->prefix, ns)))) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1050 | /* |
| 1051 | * The attribute is already defined in this Dtd. |
| 1052 | */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1053 | VWARNING(ctxt->userData, "Attribute %s on %s: already defined\n", |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 1054 | elem, name); |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 1055 | return(NULL); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1056 | } |
| 1057 | } |
| 1058 | |
| 1059 | /* |
| 1060 | * Grow the table, if needed. |
| 1061 | */ |
| 1062 | if (table->nb_attributes >= table->max_attributes) { |
| 1063 | /* |
| 1064 | * need more attributes. |
| 1065 | */ |
| 1066 | table->max_attributes *= 2; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1067 | table->table = (xmlAttributePtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1068 | xmlRealloc(table->table, table->max_attributes * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1069 | sizeof(xmlAttributePtr)); |
| 1070 | if (table->table == NULL) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1071 | fprintf(stderr, "xmlAddAttributeDecl: out of memory\n"); |
| 1072 | return(NULL); |
| 1073 | } |
| 1074 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1075 | ret = (xmlAttributePtr) xmlMalloc(sizeof(xmlAttribute)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1076 | if (ret == NULL) { |
| 1077 | fprintf(stderr, "xmlAddAttributeDecl: out of memory\n"); |
| 1078 | return(NULL); |
| 1079 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1080 | memset(ret, 0, sizeof(xmlAttribute)); |
| 1081 | ret->type = XML_ATTRIBUTE_DECL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1082 | table->table[table->nb_attributes] = ret; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1083 | |
| 1084 | /* |
| 1085 | * fill the structure. |
| 1086 | */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1087 | ret->atype = type; |
| 1088 | ret->name = xmlStrdup(name); |
| 1089 | ret->prefix = xmlStrdup(ns); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1090 | ret->elem = xmlStrdup(elem); |
| 1091 | ret->def = def; |
| 1092 | ret->tree = tree; |
| 1093 | if (defaultValue != NULL) |
| 1094 | ret->defaultValue = xmlStrdup(defaultValue); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1095 | elemDef = xmlGetDtdElementDesc(dtd, elem); |
| 1096 | if (elemDef != NULL) { |
| 1097 | if ((type == XML_ATTRIBUTE_ID) && |
| 1098 | (xmlScanIDAttributeDecl(NULL, elemDef) != 0)) |
| 1099 | VERROR(ctxt->userData, |
| 1100 | "Element %s has too may ID attributes defined : %s\n", |
| 1101 | elem, name); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1102 | ret->nexth = elemDef->attributes; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1103 | elemDef->attributes = ret; |
| 1104 | } |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1105 | table->nb_attributes++; |
| 1106 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1107 | /* |
| 1108 | * Link it to the Dtd |
| 1109 | */ |
| 1110 | ret->parent = dtd; |
| 1111 | ret->doc = dtd->doc; |
| 1112 | if (dtd->last == NULL) { |
| 1113 | dtd->children = dtd->last = (xmlNodePtr) ret; |
| 1114 | } else { |
| 1115 | dtd->last->next = (xmlNodePtr) ret; |
| 1116 | ret->prev = dtd->last; |
| 1117 | dtd->last = (xmlNodePtr) ret; |
| 1118 | } |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1119 | return(ret); |
| 1120 | } |
| 1121 | |
| 1122 | /** |
| 1123 | * xmlFreeAttribute: |
| 1124 | * @elem: An attribute |
| 1125 | * |
| 1126 | * Deallocate the memory used by an attribute definition |
| 1127 | */ |
| 1128 | void |
| 1129 | xmlFreeAttribute(xmlAttributePtr attr) { |
| 1130 | if (attr == NULL) return; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1131 | xmlUnlinkNode((xmlNodePtr) attr); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1132 | if (attr->tree != NULL) |
| 1133 | xmlFreeEnumeration(attr->tree); |
| 1134 | if (attr->elem != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1135 | xmlFree((xmlChar *) attr->elem); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1136 | if (attr->name != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1137 | xmlFree((xmlChar *) attr->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1138 | if (attr->defaultValue != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1139 | xmlFree((xmlChar *) attr->defaultValue); |
Daniel Veillard | 10a2c65 | 1999-12-12 13:03:50 +0000 | [diff] [blame] | 1140 | if (attr->prefix != NULL) |
| 1141 | xmlFree((xmlChar *) attr->prefix); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1142 | memset(attr, -1, sizeof(xmlAttribute)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1143 | xmlFree(attr); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1144 | } |
| 1145 | |
| 1146 | /** |
| 1147 | * xmlFreeAttributeTable: |
| 1148 | * @table: An attribute table |
| 1149 | * |
| 1150 | * Deallocate the memory used by an entities hash table. |
| 1151 | */ |
| 1152 | void |
| 1153 | xmlFreeAttributeTable(xmlAttributeTablePtr table) { |
| 1154 | int i; |
| 1155 | |
| 1156 | if (table == NULL) return; |
| 1157 | |
| 1158 | for (i = 0;i < table->nb_attributes;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1159 | xmlFreeAttribute(table->table[i]); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1160 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1161 | xmlFree(table->table); |
| 1162 | xmlFree(table); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1163 | } |
| 1164 | |
| 1165 | /** |
| 1166 | * xmlCopyAttributeTable: |
| 1167 | * @table: An attribute table |
| 1168 | * |
| 1169 | * Build a copy of an attribute table. |
| 1170 | * |
| 1171 | * Returns the new xmlAttributeTablePtr or NULL in case of error. |
| 1172 | */ |
| 1173 | xmlAttributeTablePtr |
| 1174 | xmlCopyAttributeTable(xmlAttributeTablePtr table) { |
| 1175 | xmlAttributeTablePtr ret; |
| 1176 | xmlAttributePtr cur, attr; |
| 1177 | int i; |
| 1178 | |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1179 | ret = (xmlAttributeTablePtr) xmlMalloc(sizeof(xmlAttributeTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1180 | if (ret == NULL) { |
| 1181 | fprintf(stderr, "xmlCopyAttributeTable: out of memory !\n"); |
| 1182 | return(NULL); |
| 1183 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1184 | ret->table = (xmlAttributePtr *) xmlMalloc(table->max_attributes * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1185 | sizeof(xmlAttributePtr)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1186 | if (ret->table == NULL) { |
| 1187 | fprintf(stderr, "xmlCopyAttributeTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1188 | xmlFree(ret); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1189 | return(NULL); |
| 1190 | } |
| 1191 | ret->max_attributes = table->max_attributes; |
| 1192 | ret->nb_attributes = table->nb_attributes; |
| 1193 | for (i = 0;i < ret->nb_attributes;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1194 | attr = table->table[i]; |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1195 | cur = (xmlAttributePtr) xmlMalloc(sizeof(xmlAttribute)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1196 | if (cur == NULL) { |
| 1197 | fprintf(stderr, "xmlCopyAttributeTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1198 | xmlFree(ret); |
| 1199 | xmlFree(ret->table); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1200 | return(NULL); |
| 1201 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1202 | memset(cur, 0, sizeof(xmlAttribute)); |
| 1203 | /* !!! cur->type = XML_ATTRIBUTE_DECL; */ |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1204 | ret->table[i] = cur; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1205 | cur->atype = attr->atype; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1206 | cur->def = attr->def; |
| 1207 | cur->tree = xmlCopyEnumeration(attr->tree); |
| 1208 | if (attr->elem != NULL) |
| 1209 | cur->elem = xmlStrdup(attr->elem); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1210 | if (attr->name != NULL) |
| 1211 | cur->name = xmlStrdup(attr->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1212 | if (attr->defaultValue != NULL) |
| 1213 | cur->defaultValue = xmlStrdup(attr->defaultValue); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1214 | /* NEED to rebuild the next chain !!!!!! */ |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1215 | } |
| 1216 | return(ret); |
| 1217 | } |
| 1218 | |
| 1219 | /** |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1220 | * xmlDumpAttributeDecl: |
| 1221 | * @buf: the XML buffer output |
| 1222 | * @attr: An attribute declaration |
| 1223 | * |
| 1224 | * This will dump the content of the attribute declaration as an XML |
| 1225 | * DTD definition |
| 1226 | */ |
| 1227 | void |
| 1228 | xmlDumpAttributeDecl(xmlBufferPtr buf, xmlAttributePtr attr) { |
| 1229 | xmlBufferWriteChar(buf, "<!ATTLIST "); |
| 1230 | xmlBufferWriteCHAR(buf, attr->elem); |
| 1231 | xmlBufferWriteChar(buf, " "); |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 1232 | if (attr->prefix != NULL) { |
| 1233 | xmlBufferWriteCHAR(buf, attr->prefix); |
| 1234 | xmlBufferWriteChar(buf, ":"); |
| 1235 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1236 | xmlBufferWriteCHAR(buf, attr->name); |
| 1237 | switch (attr->atype) { |
| 1238 | case XML_ATTRIBUTE_CDATA: |
| 1239 | xmlBufferWriteChar(buf, " CDATA"); |
| 1240 | break; |
| 1241 | case XML_ATTRIBUTE_ID: |
| 1242 | xmlBufferWriteChar(buf, " ID"); |
| 1243 | break; |
| 1244 | case XML_ATTRIBUTE_IDREF: |
| 1245 | xmlBufferWriteChar(buf, " IDREF"); |
| 1246 | break; |
| 1247 | case XML_ATTRIBUTE_IDREFS: |
| 1248 | xmlBufferWriteChar(buf, " IDREFS"); |
| 1249 | break; |
| 1250 | case XML_ATTRIBUTE_ENTITY: |
| 1251 | xmlBufferWriteChar(buf, " ENTITY"); |
| 1252 | break; |
| 1253 | case XML_ATTRIBUTE_ENTITIES: |
| 1254 | xmlBufferWriteChar(buf, " ENTITIES"); |
| 1255 | break; |
| 1256 | case XML_ATTRIBUTE_NMTOKEN: |
| 1257 | xmlBufferWriteChar(buf, " NMTOKEN"); |
| 1258 | break; |
| 1259 | case XML_ATTRIBUTE_NMTOKENS: |
| 1260 | xmlBufferWriteChar(buf, " NMTOKENS"); |
| 1261 | break; |
| 1262 | case XML_ATTRIBUTE_ENUMERATION: |
| 1263 | xmlBufferWriteChar(buf, " ("); |
| 1264 | xmlDumpEnumeration(buf, attr->tree); |
| 1265 | break; |
| 1266 | case XML_ATTRIBUTE_NOTATION: |
| 1267 | xmlBufferWriteChar(buf, " NOTATION ("); |
| 1268 | xmlDumpEnumeration(buf, attr->tree); |
| 1269 | break; |
| 1270 | default: |
| 1271 | fprintf(stderr, |
| 1272 | "xmlDumpAttributeTable: internal: unknown type %d\n", |
| 1273 | attr->atype); |
| 1274 | } |
| 1275 | switch (attr->def) { |
| 1276 | case XML_ATTRIBUTE_NONE: |
| 1277 | break; |
| 1278 | case XML_ATTRIBUTE_REQUIRED: |
| 1279 | xmlBufferWriteChar(buf, " #REQUIRED"); |
| 1280 | break; |
| 1281 | case XML_ATTRIBUTE_IMPLIED: |
| 1282 | xmlBufferWriteChar(buf, " #IMPLIED"); |
| 1283 | break; |
| 1284 | case XML_ATTRIBUTE_FIXED: |
| 1285 | xmlBufferWriteChar(buf, " #FIXED"); |
| 1286 | break; |
| 1287 | default: |
| 1288 | fprintf(stderr, |
| 1289 | "xmlDumpAttributeTable: internal: unknown default %d\n", |
| 1290 | attr->def); |
| 1291 | } |
| 1292 | if (attr->defaultValue != NULL) { |
| 1293 | xmlBufferWriteChar(buf, " "); |
| 1294 | xmlBufferWriteQuotedString(buf, attr->defaultValue); |
| 1295 | } |
| 1296 | xmlBufferWriteChar(buf, ">\n"); |
| 1297 | } |
| 1298 | |
| 1299 | /** |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1300 | * xmlDumpAttributeTable: |
Daniel Veillard | 011b63c | 1999-06-02 17:44:04 +0000 | [diff] [blame] | 1301 | * @buf: the XML buffer output |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1302 | * @table: An attribute table |
| 1303 | * |
| 1304 | * This will dump the content of the attribute table as an XML DTD definition |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1305 | */ |
| 1306 | void |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 1307 | xmlDumpAttributeTable(xmlBufferPtr buf, xmlAttributeTablePtr table) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1308 | int i; |
| 1309 | xmlAttributePtr cur; |
| 1310 | |
| 1311 | if (table == NULL) return; |
| 1312 | |
| 1313 | for (i = 0;i < table->nb_attributes;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1314 | cur = table->table[i]; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1315 | xmlDumpAttributeDecl(buf, cur); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1316 | } |
| 1317 | } |
| 1318 | |
| 1319 | /************************************************************************ |
| 1320 | * * |
| 1321 | * NOTATIONs * |
| 1322 | * * |
| 1323 | ************************************************************************/ |
| 1324 | /** |
| 1325 | * xmlCreateNotationTable: |
| 1326 | * |
| 1327 | * create and initialize an empty notation hash table. |
| 1328 | * |
| 1329 | * Returns the xmlNotationTablePtr just created or NULL in case |
| 1330 | * of error. |
| 1331 | */ |
| 1332 | xmlNotationTablePtr |
| 1333 | xmlCreateNotationTable(void) { |
| 1334 | xmlNotationTablePtr ret; |
| 1335 | |
| 1336 | ret = (xmlNotationTablePtr) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1337 | xmlMalloc(sizeof(xmlNotationTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1338 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1339 | fprintf(stderr, "xmlCreateNotationTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 1340 | (long)sizeof(xmlNotationTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1341 | return(NULL); |
| 1342 | } |
| 1343 | ret->max_notations = XML_MIN_NOTATION_TABLE; |
| 1344 | ret->nb_notations = 0; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1345 | ret->table = (xmlNotationPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1346 | xmlMalloc(ret->max_notations * sizeof(xmlNotationPtr)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1347 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1348 | fprintf(stderr, "xmlCreateNotationTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | be70ff7 | 1999-07-05 16:50:46 +0000 | [diff] [blame] | 1349 | ret->max_notations * (long)sizeof(xmlNotation)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1350 | xmlFree(ret); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1351 | return(NULL); |
| 1352 | } |
| 1353 | return(ret); |
| 1354 | } |
| 1355 | |
| 1356 | |
| 1357 | /** |
| 1358 | * xmlAddNotationDecl: |
| 1359 | * @dtd: pointer to the DTD |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1360 | * @ctxt: the validation context |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1361 | * @name: the entity name |
| 1362 | * @PublicID: the public identifier or NULL |
| 1363 | * @SystemID: the system identifier or NULL |
| 1364 | * |
| 1365 | * Register a new notation declaration |
| 1366 | * |
| 1367 | * Returns NULL if not, othervise the entity |
| 1368 | */ |
| 1369 | xmlNotationPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1370 | xmlAddNotationDecl(xmlValidCtxtPtr ctxt, xmlDtdPtr dtd, const xmlChar *name, |
| 1371 | const xmlChar *PublicID, const xmlChar *SystemID) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1372 | xmlNotationPtr ret, cur; |
| 1373 | xmlNotationTablePtr table; |
| 1374 | int i; |
| 1375 | |
| 1376 | if (dtd == NULL) { |
| 1377 | fprintf(stderr, "xmlAddNotationDecl: dtd == NULL\n"); |
| 1378 | return(NULL); |
| 1379 | } |
| 1380 | if (name == NULL) { |
| 1381 | fprintf(stderr, "xmlAddNotationDecl: name == NULL\n"); |
| 1382 | return(NULL); |
| 1383 | } |
| 1384 | if ((PublicID == NULL) && (SystemID == NULL)) { |
| 1385 | fprintf(stderr, "xmlAddNotationDecl: no PUBLIC ID nor SYSTEM ID\n"); |
| 1386 | } |
| 1387 | |
| 1388 | /* |
| 1389 | * Create the Notation table if needed. |
| 1390 | */ |
| 1391 | table = dtd->notations; |
| 1392 | if (table == NULL) |
| 1393 | table = dtd->notations = xmlCreateNotationTable(); |
| 1394 | if (table == NULL) { |
| 1395 | fprintf(stderr, "xmlAddNotationDecl: Table creation failed!\n"); |
| 1396 | return(NULL); |
| 1397 | } |
| 1398 | |
| 1399 | /* |
| 1400 | * Validity Check: |
| 1401 | * Search the DTD for previous declarations of the ATTLIST |
| 1402 | */ |
| 1403 | for (i = 0;i < table->nb_notations;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1404 | cur = table->table[i]; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1405 | if (!xmlStrcmp(cur->name, name)) { |
| 1406 | /* |
| 1407 | * The notation is already defined in this Dtd. |
| 1408 | */ |
| 1409 | fprintf(stderr, |
| 1410 | "xmlAddNotationDecl: %s already defined\n", name); |
| 1411 | } |
| 1412 | } |
| 1413 | |
| 1414 | /* |
| 1415 | * Grow the table, if needed. |
| 1416 | */ |
| 1417 | if (table->nb_notations >= table->max_notations) { |
| 1418 | /* |
| 1419 | * need more notations. |
| 1420 | */ |
| 1421 | table->max_notations *= 2; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1422 | table->table = (xmlNotationPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1423 | xmlRealloc(table->table, table->max_notations * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1424 | sizeof(xmlNotationPtr)); |
| 1425 | if (table->table == NULL) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1426 | fprintf(stderr, "xmlAddNotationDecl: out of memory\n"); |
| 1427 | return(NULL); |
| 1428 | } |
| 1429 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1430 | ret = (xmlNotationPtr) xmlMalloc(sizeof(xmlNotation)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1431 | if (ret == NULL) { |
| 1432 | fprintf(stderr, "xmlAddNotationDecl: out of memory\n"); |
| 1433 | return(NULL); |
| 1434 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1435 | memset(ret, 0, sizeof(xmlNotation)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1436 | table->table[table->nb_notations] = ret; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1437 | |
| 1438 | /* |
| 1439 | * fill the structure. |
| 1440 | */ |
| 1441 | ret->name = xmlStrdup(name); |
| 1442 | if (SystemID != NULL) |
| 1443 | ret->SystemID = xmlStrdup(SystemID); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1444 | if (PublicID != NULL) |
| 1445 | ret->PublicID = xmlStrdup(PublicID); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1446 | table->nb_notations++; |
| 1447 | |
| 1448 | return(ret); |
| 1449 | } |
| 1450 | |
| 1451 | /** |
| 1452 | * xmlFreeNotation: |
| 1453 | * @not: A notation |
| 1454 | * |
| 1455 | * Deallocate the memory used by an notation definition |
| 1456 | */ |
| 1457 | void |
| 1458 | xmlFreeNotation(xmlNotationPtr nota) { |
| 1459 | if (nota == NULL) return; |
| 1460 | if (nota->name != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1461 | xmlFree((xmlChar *) nota->name); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1462 | if (nota->PublicID != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1463 | xmlFree((xmlChar *) nota->PublicID); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1464 | if (nota->SystemID != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1465 | xmlFree((xmlChar *) nota->SystemID); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1466 | memset(nota, -1, sizeof(xmlNotation)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1467 | xmlFree(nota); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1468 | } |
| 1469 | |
| 1470 | /** |
| 1471 | * xmlFreeNotationTable: |
| 1472 | * @table: An notation table |
| 1473 | * |
| 1474 | * Deallocate the memory used by an entities hash table. |
| 1475 | */ |
| 1476 | void |
| 1477 | xmlFreeNotationTable(xmlNotationTablePtr table) { |
| 1478 | int i; |
| 1479 | |
| 1480 | if (table == NULL) return; |
| 1481 | |
| 1482 | for (i = 0;i < table->nb_notations;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1483 | xmlFreeNotation(table->table[i]); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1484 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1485 | xmlFree(table->table); |
| 1486 | xmlFree(table); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1487 | } |
| 1488 | |
| 1489 | /** |
| 1490 | * xmlCopyNotationTable: |
| 1491 | * @table: A notation table |
| 1492 | * |
| 1493 | * Build a copy of a notation table. |
| 1494 | * |
| 1495 | * Returns the new xmlNotationTablePtr or NULL in case of error. |
| 1496 | */ |
| 1497 | xmlNotationTablePtr |
| 1498 | xmlCopyNotationTable(xmlNotationTablePtr table) { |
| 1499 | xmlNotationTablePtr ret; |
| 1500 | xmlNotationPtr cur, nota; |
| 1501 | int i; |
| 1502 | |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1503 | ret = (xmlNotationTablePtr) xmlMalloc(sizeof(xmlNotationTable)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1504 | if (ret == NULL) { |
| 1505 | fprintf(stderr, "xmlCopyNotationTable: out of memory !\n"); |
| 1506 | return(NULL); |
| 1507 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1508 | ret->table = (xmlNotationPtr *) xmlMalloc(table->max_notations * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1509 | sizeof(xmlNotationPtr)); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1510 | if (ret->table == NULL) { |
| 1511 | fprintf(stderr, "xmlCopyNotationTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1512 | xmlFree(ret); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1513 | return(NULL); |
| 1514 | } |
| 1515 | ret->max_notations = table->max_notations; |
| 1516 | ret->nb_notations = table->nb_notations; |
| 1517 | for (i = 0;i < ret->nb_notations;i++) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1518 | cur = (xmlNotationPtr) xmlMalloc(sizeof(xmlNotation)); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1519 | if (cur == NULL) { |
| 1520 | fprintf(stderr, "xmlCopyNotationTable: out of memory !\n"); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1521 | xmlFree(ret); |
| 1522 | xmlFree(ret->table); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1523 | return(NULL); |
| 1524 | } |
| 1525 | ret->table[i] = cur; |
| 1526 | nota = table->table[i]; |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1527 | if (nota->name != NULL) |
| 1528 | cur->name = xmlStrdup(nota->name); |
| 1529 | else |
| 1530 | cur->name = NULL; |
| 1531 | if (nota->PublicID != NULL) |
| 1532 | cur->PublicID = xmlStrdup(nota->PublicID); |
| 1533 | else |
| 1534 | cur->PublicID = NULL; |
| 1535 | if (nota->SystemID != NULL) |
| 1536 | cur->SystemID = xmlStrdup(nota->SystemID); |
| 1537 | else |
| 1538 | cur->SystemID = NULL; |
| 1539 | } |
| 1540 | return(ret); |
| 1541 | } |
| 1542 | |
| 1543 | /** |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1544 | * xmlDumpNotationDecl: |
| 1545 | * @buf: the XML buffer output |
| 1546 | * @nota: A notation declaration |
| 1547 | * |
| 1548 | * This will dump the content the notation declaration as an XML DTD definition |
| 1549 | */ |
| 1550 | void |
| 1551 | xmlDumpNotationDecl(xmlBufferPtr buf, xmlNotationPtr nota) { |
| 1552 | xmlBufferWriteChar(buf, "<!NOTATION "); |
| 1553 | xmlBufferWriteCHAR(buf, nota->name); |
| 1554 | if (nota->PublicID != NULL) { |
| 1555 | xmlBufferWriteChar(buf, " PUBLIC "); |
| 1556 | xmlBufferWriteQuotedString(buf, nota->PublicID); |
| 1557 | if (nota->SystemID != NULL) { |
| 1558 | xmlBufferWriteChar(buf, " "); |
| 1559 | xmlBufferWriteCHAR(buf, nota->SystemID); |
| 1560 | } |
| 1561 | } else { |
| 1562 | xmlBufferWriteChar(buf, " SYSTEM "); |
| 1563 | xmlBufferWriteCHAR(buf, nota->SystemID); |
| 1564 | } |
| 1565 | xmlBufferWriteChar(buf, " >\n"); |
| 1566 | } |
| 1567 | |
| 1568 | /** |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1569 | * xmlDumpNotationTable: |
Daniel Veillard | 011b63c | 1999-06-02 17:44:04 +0000 | [diff] [blame] | 1570 | * @buf: the XML buffer output |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1571 | * @table: A notation table |
| 1572 | * |
| 1573 | * This will dump the content of the notation table as an XML DTD definition |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1574 | */ |
| 1575 | void |
Daniel Veillard | 5099ae8 | 1999-04-21 20:12:07 +0000 | [diff] [blame] | 1576 | xmlDumpNotationTable(xmlBufferPtr buf, xmlNotationTablePtr table) { |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1577 | int i; |
| 1578 | xmlNotationPtr cur; |
| 1579 | |
| 1580 | if (table == NULL) return; |
| 1581 | |
| 1582 | for (i = 0;i < table->nb_notations;i++) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1583 | cur = table->table[i]; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1584 | xmlDumpNotationDecl(buf, cur); |
Daniel Veillard | 1e346af | 1999-02-22 10:33:01 +0000 | [diff] [blame] | 1585 | } |
| 1586 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 1587 | |
| 1588 | /************************************************************************ |
| 1589 | * * |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 1590 | * IDs * |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1591 | * * |
| 1592 | ************************************************************************/ |
| 1593 | /** |
| 1594 | * xmlCreateIDTable: |
| 1595 | * |
| 1596 | * create and initialize an empty id hash table. |
| 1597 | * |
| 1598 | * Returns the xmlIDTablePtr just created or NULL in case |
| 1599 | * of error. |
| 1600 | */ |
| 1601 | xmlIDTablePtr |
| 1602 | xmlCreateIDTable(void) { |
| 1603 | xmlIDTablePtr ret; |
| 1604 | |
| 1605 | ret = (xmlIDTablePtr) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1606 | xmlMalloc(sizeof(xmlIDTable)); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1607 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1608 | fprintf(stderr, "xmlCreateIDTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1609 | (long)sizeof(xmlIDTable)); |
| 1610 | return(NULL); |
| 1611 | } |
| 1612 | ret->max_ids = XML_MIN_NOTATION_TABLE; |
| 1613 | ret->nb_ids = 0; |
| 1614 | ret->table = (xmlIDPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1615 | xmlMalloc(ret->max_ids * sizeof(xmlIDPtr)); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1616 | if (ret == NULL) { |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1617 | fprintf(stderr, "xmlCreateIDTable : xmlMalloc(%ld) failed\n", |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1618 | ret->max_ids * (long)sizeof(xmlID)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1619 | xmlFree(ret); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1620 | return(NULL); |
| 1621 | } |
| 1622 | return(ret); |
| 1623 | } |
| 1624 | |
| 1625 | |
| 1626 | /** |
| 1627 | * xmlAddID: |
| 1628 | * @ctxt: the validation context |
| 1629 | * @doc: pointer to the document |
| 1630 | * @value: the value name |
| 1631 | * @attr: the attribute holding the ID |
| 1632 | * |
| 1633 | * Register a new id declaration |
| 1634 | * |
| 1635 | * Returns NULL if not, othervise the new xmlIDPtr |
| 1636 | */ |
| 1637 | xmlIDPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1638 | xmlAddID(xmlValidCtxtPtr ctxt, xmlDocPtr doc, const xmlChar *value, |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1639 | xmlAttrPtr attr) { |
| 1640 | xmlIDPtr ret, cur; |
| 1641 | xmlIDTablePtr table; |
| 1642 | int i; |
| 1643 | |
| 1644 | if (doc == NULL) { |
| 1645 | fprintf(stderr, "xmlAddIDDecl: doc == NULL\n"); |
| 1646 | return(NULL); |
| 1647 | } |
| 1648 | if (value == NULL) { |
| 1649 | fprintf(stderr, "xmlAddIDDecl: value == NULL\n"); |
| 1650 | return(NULL); |
| 1651 | } |
| 1652 | if (attr == NULL) { |
| 1653 | fprintf(stderr, "xmlAddIDDecl: attr == NULL\n"); |
| 1654 | return(NULL); |
| 1655 | } |
| 1656 | |
| 1657 | /* |
| 1658 | * Create the ID table if needed. |
| 1659 | */ |
| 1660 | table = doc->ids; |
| 1661 | if (table == NULL) |
| 1662 | table = doc->ids = xmlCreateIDTable(); |
| 1663 | if (table == NULL) { |
| 1664 | fprintf(stderr, "xmlAddID: Table creation failed!\n"); |
| 1665 | return(NULL); |
| 1666 | } |
| 1667 | |
| 1668 | /* |
| 1669 | * Validity Check: |
| 1670 | * Search the DTD for previous declarations of the ATTLIST |
| 1671 | */ |
| 1672 | for (i = 0;i < table->nb_ids;i++) { |
| 1673 | cur = table->table[i]; |
| 1674 | if (!xmlStrcmp(cur->value, value)) { |
| 1675 | /* |
| 1676 | * The id is already defined in this Dtd. |
| 1677 | */ |
| 1678 | VERROR(ctxt->userData, "ID %s already defined\n", value); |
| 1679 | return(NULL); |
| 1680 | } |
| 1681 | } |
| 1682 | |
| 1683 | /* |
| 1684 | * Grow the table, if needed. |
| 1685 | */ |
| 1686 | if (table->nb_ids >= table->max_ids) { |
| 1687 | /* |
| 1688 | * need more ids. |
| 1689 | */ |
| 1690 | table->max_ids *= 2; |
| 1691 | table->table = (xmlIDPtr *) |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1692 | xmlRealloc(table->table, table->max_ids * |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1693 | sizeof(xmlIDPtr)); |
| 1694 | if (table->table == NULL) { |
| 1695 | fprintf(stderr, "xmlAddID: out of memory\n"); |
| 1696 | return(NULL); |
| 1697 | } |
| 1698 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1699 | ret = (xmlIDPtr) xmlMalloc(sizeof(xmlID)); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1700 | if (ret == NULL) { |
| 1701 | fprintf(stderr, "xmlAddID: out of memory\n"); |
| 1702 | return(NULL); |
| 1703 | } |
| 1704 | table->table[table->nb_ids] = ret; |
| 1705 | |
| 1706 | /* |
| 1707 | * fill the structure. |
| 1708 | */ |
| 1709 | ret->value = xmlStrdup(value); |
| 1710 | ret->attr = attr; |
| 1711 | table->nb_ids++; |
| 1712 | |
| 1713 | return(ret); |
| 1714 | } |
| 1715 | |
| 1716 | /** |
| 1717 | * xmlFreeID: |
| 1718 | * @not: A id |
| 1719 | * |
| 1720 | * Deallocate the memory used by an id definition |
| 1721 | */ |
| 1722 | void |
| 1723 | xmlFreeID(xmlIDPtr id) { |
| 1724 | if (id == NULL) return; |
| 1725 | if (id->value != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1726 | xmlFree((xmlChar *) id->value); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1727 | memset(id, -1, sizeof(xmlID)); |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1728 | xmlFree(id); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1729 | } |
| 1730 | |
| 1731 | /** |
| 1732 | * xmlFreeIDTable: |
| 1733 | * @table: An id table |
| 1734 | * |
| 1735 | * Deallocate the memory used by an ID hash table. |
| 1736 | */ |
| 1737 | void |
| 1738 | xmlFreeIDTable(xmlIDTablePtr table) { |
| 1739 | int i; |
| 1740 | |
| 1741 | if (table == NULL) return; |
| 1742 | |
| 1743 | for (i = 0;i < table->nb_ids;i++) { |
| 1744 | xmlFreeID(table->table[i]); |
| 1745 | } |
Daniel Veillard | 6454aec | 1999-09-02 22:04:43 +0000 | [diff] [blame] | 1746 | xmlFree(table->table); |
| 1747 | xmlFree(table); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1748 | } |
| 1749 | |
| 1750 | /** |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 1751 | * xmlIsID: |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1752 | * @doc: the document |
| 1753 | * @elem: the element carrying the attribute |
| 1754 | * @attr: the attribute |
| 1755 | * |
| 1756 | * Determine whether an attribute is of type ID. In case we have Dtd(s) |
| 1757 | * then this is simple, otherwise we use an heuristic: name ID (upper |
| 1758 | * or lowercase). |
| 1759 | * |
| 1760 | * Returns 0 or 1 depending on the lookup result |
| 1761 | */ |
| 1762 | int |
| 1763 | xmlIsID(xmlDocPtr doc, xmlNodePtr elem, xmlAttrPtr attr) { |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 1764 | if (doc == NULL) return(0); |
| 1765 | if (attr == NULL) return(0); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1766 | if ((doc->intSubset == NULL) && (doc->extSubset == NULL)) { |
| 1767 | if (((attr->name[0] == 'I') || (attr->name[0] == 'i')) && |
| 1768 | ((attr->name[1] == 'D') || (attr->name[1] == 'd')) && |
| 1769 | (attr->name[2] == 0)) return(1); |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 1770 | } else if (doc->type == XML_HTML_DOCUMENT_NODE) { |
| 1771 | if ((!xmlStrcmp(BAD_CAST "id", attr->name)) || |
| 1772 | (!xmlStrcmp(BAD_CAST "name", attr->name))) |
| 1773 | return(1); |
| 1774 | return(0); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1775 | } else { |
| 1776 | xmlAttributePtr attrDecl; |
| 1777 | |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 1778 | if (elem == NULL) return(0); |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1779 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, elem->name, attr->name); |
| 1780 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 1781 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, elem->name, |
| 1782 | attr->name); |
| 1783 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 1784 | if ((attrDecl != NULL) && (attrDecl->atype == XML_ATTRIBUTE_ID)) |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1785 | return(1); |
| 1786 | } |
| 1787 | return(0); |
| 1788 | } |
| 1789 | |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 1790 | /** |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 1791 | * xmlRemoveID |
| 1792 | * @doc: the document |
| 1793 | * @attr: the attribute |
| 1794 | * |
| 1795 | * Remove the given attribute from the ID table maintained internally. |
| 1796 | * |
| 1797 | * Returns -1 if the lookup failed and 0 otherwise |
| 1798 | */ |
| 1799 | int |
| 1800 | xmlRemoveID(xmlDocPtr doc, xmlAttrPtr attr) { |
| 1801 | xmlIDPtr cur; |
| 1802 | xmlIDTablePtr table; |
| 1803 | int i; |
| 1804 | |
| 1805 | if (doc == NULL) return(-1); |
| 1806 | if (attr == NULL) return(-1); |
| 1807 | table = doc->ids; |
| 1808 | if (table == NULL) |
| 1809 | return(-1); |
| 1810 | |
| 1811 | /* |
| 1812 | * Search the ID list. |
| 1813 | */ |
| 1814 | for (i = 0;i < table->nb_ids;i++) { |
| 1815 | cur = table->table[i]; |
| 1816 | if (cur->attr == attr) { |
| 1817 | table->nb_ids--; |
| 1818 | memmove(&table->table[i], &table->table[i+1], |
| 1819 | (table->nb_ids - i) * sizeof(xmlIDPtr)); |
| 1820 | return(0); |
| 1821 | } |
| 1822 | } |
| 1823 | return(-1); |
| 1824 | } |
| 1825 | |
| 1826 | /** |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 1827 | * xmlGetID: |
| 1828 | * @doc: pointer to the document |
| 1829 | * @ID: the ID value |
| 1830 | * |
| 1831 | * Search the attribute declaring the given ID |
| 1832 | * |
| 1833 | * Returns NULL if not found, otherwise the xmlAttrPtr defining the ID |
| 1834 | */ |
| 1835 | xmlAttrPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1836 | xmlGetID(xmlDocPtr doc, const xmlChar *ID) { |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 1837 | xmlIDPtr cur; |
| 1838 | xmlIDTablePtr table; |
| 1839 | int i; |
| 1840 | |
| 1841 | if (doc == NULL) { |
| 1842 | fprintf(stderr, "xmlGetID: doc == NULL\n"); |
| 1843 | return(NULL); |
| 1844 | } |
| 1845 | |
| 1846 | if (ID == NULL) { |
| 1847 | fprintf(stderr, "xmlGetID: ID == NULL\n"); |
| 1848 | return(NULL); |
| 1849 | } |
| 1850 | |
| 1851 | table = doc->ids; |
| 1852 | if (table == NULL) |
| 1853 | return(NULL); |
| 1854 | |
| 1855 | /* |
| 1856 | * Search the ID list. |
| 1857 | */ |
| 1858 | for (i = 0;i < table->nb_ids;i++) { |
| 1859 | cur = table->table[i]; |
| 1860 | if (!xmlStrcmp(cur->value, ID)) { |
| 1861 | return(cur->attr); |
| 1862 | } |
| 1863 | } |
| 1864 | return(NULL); |
| 1865 | } |
| 1866 | |
Daniel Veillard | 991e63d | 1999-08-15 23:32:28 +0000 | [diff] [blame] | 1867 | /************************************************************************ |
| 1868 | * * |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 1869 | * Refs * |
| 1870 | * * |
| 1871 | ************************************************************************/ |
| 1872 | /** |
| 1873 | * xmlCreateRefTable: |
| 1874 | * |
| 1875 | * create and initialize an empty ref hash table. |
| 1876 | * |
| 1877 | * Returns the xmlRefTablePtr just created or NULL in case |
| 1878 | * of error. |
| 1879 | */ |
| 1880 | xmlRefTablePtr |
| 1881 | xmlCreateRefTable(void) { |
| 1882 | xmlRefTablePtr ret; |
| 1883 | |
| 1884 | ret = (xmlRefTablePtr) |
| 1885 | xmlMalloc(sizeof(xmlRefTable)); |
| 1886 | if (ret == NULL) { |
| 1887 | fprintf(stderr, "xmlCreateRefTable : xmlMalloc(%ld) failed\n", |
| 1888 | (long)sizeof(xmlRefTable)); |
| 1889 | return(NULL); |
| 1890 | } |
| 1891 | ret->max_refs = XML_MIN_NOTATION_TABLE; |
| 1892 | ret->nb_refs = 0; |
| 1893 | ret->table = (xmlRefPtr *) |
| 1894 | xmlMalloc(ret->max_refs * sizeof(xmlRefPtr)); |
| 1895 | if (ret == NULL) { |
| 1896 | fprintf(stderr, "xmlCreateRefTable : xmlMalloc(%ld) failed\n", |
| 1897 | ret->max_refs * (long)sizeof(xmlRef)); |
| 1898 | xmlFree(ret); |
| 1899 | return(NULL); |
| 1900 | } |
| 1901 | return(ret); |
| 1902 | } |
| 1903 | |
| 1904 | |
| 1905 | /** |
| 1906 | * xmlAddRef: |
| 1907 | * @ctxt: the validation context |
| 1908 | * @doc: pointer to the document |
| 1909 | * @value: the value name |
| 1910 | * @attr: the attribute holding the Ref |
| 1911 | * |
| 1912 | * Register a new ref declaration |
| 1913 | * |
| 1914 | * Returns NULL if not, othervise the new xmlRefPtr |
| 1915 | */ |
| 1916 | xmlRefPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1917 | xmlAddRef(xmlValidCtxtPtr ctxt, xmlDocPtr doc, const xmlChar *value, |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 1918 | xmlAttrPtr attr) { |
| 1919 | xmlRefPtr ret; |
| 1920 | xmlRefTablePtr table; |
| 1921 | |
| 1922 | if (doc == NULL) { |
| 1923 | fprintf(stderr, "xmlAddRefDecl: doc == NULL\n"); |
| 1924 | return(NULL); |
| 1925 | } |
| 1926 | if (value == NULL) { |
| 1927 | fprintf(stderr, "xmlAddRefDecl: value == NULL\n"); |
| 1928 | return(NULL); |
| 1929 | } |
| 1930 | if (attr == NULL) { |
| 1931 | fprintf(stderr, "xmlAddRefDecl: attr == NULL\n"); |
| 1932 | return(NULL); |
| 1933 | } |
| 1934 | |
| 1935 | /* |
| 1936 | * Create the Ref table if needed. |
| 1937 | */ |
| 1938 | table = doc->refs; |
| 1939 | if (table == NULL) |
| 1940 | table = doc->refs = xmlCreateRefTable(); |
| 1941 | if (table == NULL) { |
| 1942 | fprintf(stderr, "xmlAddRef: Table creation failed!\n"); |
| 1943 | return(NULL); |
| 1944 | } |
| 1945 | |
| 1946 | /* |
| 1947 | * Grow the table, if needed. |
| 1948 | */ |
| 1949 | if (table->nb_refs >= table->max_refs) { |
| 1950 | /* |
| 1951 | * need more refs. |
| 1952 | */ |
| 1953 | table->max_refs *= 2; |
| 1954 | table->table = (xmlRefPtr *) |
| 1955 | xmlRealloc(table->table, table->max_refs * |
| 1956 | sizeof(xmlRefPtr)); |
| 1957 | if (table->table == NULL) { |
| 1958 | fprintf(stderr, "xmlAddRef: out of memory\n"); |
| 1959 | return(NULL); |
| 1960 | } |
| 1961 | } |
| 1962 | ret = (xmlRefPtr) xmlMalloc(sizeof(xmlRef)); |
| 1963 | if (ret == NULL) { |
| 1964 | fprintf(stderr, "xmlAddRef: out of memory\n"); |
| 1965 | return(NULL); |
| 1966 | } |
| 1967 | table->table[table->nb_refs] = ret; |
| 1968 | |
| 1969 | /* |
| 1970 | * fill the structure. |
| 1971 | */ |
| 1972 | ret->value = xmlStrdup(value); |
| 1973 | ret->attr = attr; |
| 1974 | table->nb_refs++; |
| 1975 | |
| 1976 | return(ret); |
| 1977 | } |
| 1978 | |
| 1979 | /** |
| 1980 | * xmlFreeRef: |
| 1981 | * @not: A ref |
| 1982 | * |
| 1983 | * Deallocate the memory used by an ref definition |
| 1984 | */ |
| 1985 | void |
| 1986 | xmlFreeRef(xmlRefPtr ref) { |
| 1987 | if (ref == NULL) return; |
| 1988 | if (ref->value != NULL) |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 1989 | xmlFree((xmlChar *) ref->value); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 1990 | memset(ref, -1, sizeof(xmlRef)); |
| 1991 | xmlFree(ref); |
| 1992 | } |
| 1993 | |
| 1994 | /** |
| 1995 | * xmlFreeRefTable: |
| 1996 | * @table: An ref table |
| 1997 | * |
| 1998 | * Deallocate the memory used by an Ref hash table. |
| 1999 | */ |
| 2000 | void |
| 2001 | xmlFreeRefTable(xmlRefTablePtr table) { |
| 2002 | int i; |
| 2003 | |
| 2004 | if (table == NULL) return; |
| 2005 | |
| 2006 | for (i = 0;i < table->nb_refs;i++) { |
| 2007 | xmlFreeRef(table->table[i]); |
| 2008 | } |
| 2009 | xmlFree(table->table); |
| 2010 | xmlFree(table); |
| 2011 | } |
| 2012 | |
| 2013 | /** |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 2014 | * xmlIsRef: |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2015 | * @doc: the document |
| 2016 | * @elem: the element carrying the attribute |
| 2017 | * @attr: the attribute |
| 2018 | * |
| 2019 | * Determine whether an attribute is of type Ref. In case we have Dtd(s) |
| 2020 | * then this is simple, otherwise we use an heuristic: name Ref (upper |
| 2021 | * or lowercase). |
| 2022 | * |
| 2023 | * Returns 0 or 1 depending on the lookup result |
| 2024 | */ |
| 2025 | int |
| 2026 | xmlIsRef(xmlDocPtr doc, xmlNodePtr elem, xmlAttrPtr attr) { |
| 2027 | if ((doc->intSubset == NULL) && (doc->extSubset == NULL)) { |
| 2028 | return(0); |
| 2029 | /******************* |
| 2030 | if (((attr->name[0] == 'I') || (attr->name[0] == 'i')) && |
| 2031 | ((attr->name[1] == 'D') || (attr->name[1] == 'd')) && |
| 2032 | (attr->name[2] == 0)) return(1); |
| 2033 | *******************/ |
Daniel Veillard | d83eb82 | 2000-06-30 18:39:56 +0000 | [diff] [blame^] | 2034 | } else if (doc->type == XML_HTML_DOCUMENT_NODE) { |
| 2035 | /* TODO @@@ */ |
| 2036 | return(0); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2037 | } else { |
| 2038 | xmlAttributePtr attrDecl; |
| 2039 | |
| 2040 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, elem->name, attr->name); |
| 2041 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 2042 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, elem->name, |
| 2043 | attr->name); |
| 2044 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2045 | if ((attrDecl != NULL) && (attrDecl->atype == XML_ATTRIBUTE_IDREF)) |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2046 | return(1); |
| 2047 | } |
| 2048 | return(0); |
| 2049 | } |
| 2050 | |
| 2051 | /** |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 2052 | * xmlRemoveRef |
| 2053 | * @doc: the document |
| 2054 | * @attr: the attribute |
| 2055 | * |
| 2056 | * Remove the given attribute from the Ref table maintained internally. |
| 2057 | * |
| 2058 | * Returns -1 if the lookup failed and 0 otherwise |
| 2059 | */ |
| 2060 | int |
| 2061 | xmlRemoveRef(xmlDocPtr doc, xmlAttrPtr attr) { |
| 2062 | xmlRefPtr cur; |
| 2063 | xmlRefTablePtr table; |
| 2064 | int i; |
| 2065 | |
| 2066 | if (doc == NULL) return(-1); |
| 2067 | if (attr == NULL) return(-1); |
| 2068 | table = doc->refs; |
| 2069 | if (table == NULL) |
| 2070 | return(-1); |
| 2071 | |
| 2072 | /* |
| 2073 | * Search the Ref list. |
| 2074 | */ |
| 2075 | for (i = 0;i < table->nb_refs;i++) { |
| 2076 | cur = table->table[i]; |
| 2077 | if (cur->attr == attr) { |
| 2078 | table->nb_refs--; |
| 2079 | memmove(&table->table[i], &table->table[i+1], |
| 2080 | (table->nb_refs - i) * sizeof(xmlRefPtr)); |
| 2081 | return(0); |
| 2082 | } |
| 2083 | } |
| 2084 | return(-1); |
| 2085 | } |
| 2086 | |
| 2087 | /** |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2088 | * xmlGetRef: |
| 2089 | * @doc: pointer to the document |
| 2090 | * @Ref: the Ref value |
| 2091 | * |
Daniel Veillard | 71b656e | 2000-01-05 14:46:17 +0000 | [diff] [blame] | 2092 | * Search the next attribute declaring the given Ref |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2093 | * |
| 2094 | * Returns NULL if not found, otherwise the xmlAttrPtr defining the Ref |
| 2095 | */ |
| 2096 | xmlAttrPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2097 | xmlGetRef(xmlDocPtr doc, const xmlChar *Ref) { |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 2098 | xmlRefPtr cur; |
| 2099 | xmlRefTablePtr table; |
| 2100 | int i; |
| 2101 | |
| 2102 | if (doc == NULL) { |
| 2103 | fprintf(stderr, "xmlGetRef: doc == NULL\n"); |
| 2104 | return(NULL); |
| 2105 | } |
| 2106 | |
| 2107 | if (Ref == NULL) { |
| 2108 | fprintf(stderr, "xmlGetRef: Ref == NULL\n"); |
| 2109 | return(NULL); |
| 2110 | } |
| 2111 | |
| 2112 | table = doc->refs; |
| 2113 | if (table == NULL) |
| 2114 | return(NULL); |
| 2115 | |
| 2116 | /* |
| 2117 | * Search the Ref list. |
| 2118 | */ |
| 2119 | for (i = 0;i < table->nb_refs;i++) { |
| 2120 | cur = table->table[i]; |
| 2121 | if (!xmlStrcmp(cur->value, Ref)) { |
| 2122 | return(cur->attr); |
| 2123 | } |
| 2124 | } |
| 2125 | return(NULL); |
| 2126 | } |
| 2127 | |
| 2128 | /************************************************************************ |
| 2129 | * * |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2130 | * Routines for validity checking * |
| 2131 | * * |
| 2132 | ************************************************************************/ |
| 2133 | |
| 2134 | /** |
| 2135 | * xmlGetDtdElementDesc: |
| 2136 | * @dtd: a pointer to the DtD to search |
| 2137 | * @name: the element name |
| 2138 | * |
| 2139 | * Search the Dtd for the description of this element |
| 2140 | * |
| 2141 | * returns the xmlElementPtr if found or NULL |
| 2142 | */ |
| 2143 | |
| 2144 | xmlElementPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2145 | xmlGetDtdElementDesc(xmlDtdPtr dtd, const xmlChar *name) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2146 | xmlElementTablePtr table; |
| 2147 | xmlElementPtr cur; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2148 | xmlChar *uqname = NULL, *prefix = NULL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2149 | int i; |
| 2150 | |
| 2151 | if (dtd == NULL) return(NULL); |
| 2152 | if (dtd->elements == NULL) return(NULL); |
| 2153 | table = dtd->elements; |
| 2154 | |
| 2155 | for (i = 0;i < table->nb_elements;i++) { |
| 2156 | cur = table->table[i]; |
| 2157 | if (!xmlStrcmp(cur->name, name)) |
| 2158 | return(cur); |
| 2159 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2160 | |
| 2161 | /* |
| 2162 | * Specific case if name is a QName. |
| 2163 | */ |
| 2164 | uqname = xmlSplitQName2(name, &prefix); |
| 2165 | if (uqname == NULL) return(NULL); |
| 2166 | |
| 2167 | for (i = 0;i < table->nb_elements;i++) { |
| 2168 | cur = table->table[i]; |
| 2169 | if ((!xmlStrcmp(cur->name, uqname)) && |
| 2170 | ((prefix == cur->prefix) || |
| 2171 | ((prefix != NULL) && (cur->prefix != NULL) && |
| 2172 | (!xmlStrcmp(cur->prefix, prefix))))) { |
| 2173 | if (prefix != NULL) xmlFree(prefix); |
| 2174 | if (uqname != NULL) xmlFree(uqname); |
| 2175 | return(cur); |
| 2176 | } |
| 2177 | } |
| 2178 | if (prefix != NULL) xmlFree(prefix); |
| 2179 | if (uqname != NULL) xmlFree(uqname); |
| 2180 | return(NULL); |
| 2181 | } |
| 2182 | |
| 2183 | /** |
| 2184 | * xmlGetDtdQElementDesc: |
| 2185 | * @dtd: a pointer to the DtD to search |
| 2186 | * @name: the element name |
| 2187 | * @prefix: the element namespace prefix |
| 2188 | * |
| 2189 | * Search the Dtd for the description of this element |
| 2190 | * |
| 2191 | * returns the xmlElementPtr if found or NULL |
| 2192 | */ |
| 2193 | |
| 2194 | xmlElementPtr |
| 2195 | xmlGetDtdQElementDesc(xmlDtdPtr dtd, const xmlChar *name, |
| 2196 | const xmlChar *prefix) { |
| 2197 | xmlElementTablePtr table; |
| 2198 | xmlElementPtr cur; |
| 2199 | int i; |
| 2200 | |
| 2201 | if (dtd == NULL) return(NULL); |
| 2202 | if (dtd->elements == NULL) return(NULL); |
| 2203 | table = dtd->elements; |
| 2204 | |
| 2205 | for (i = 0;i < table->nb_elements;i++) { |
| 2206 | cur = table->table[i]; |
| 2207 | if (!xmlStrcmp(cur->name, name) && |
| 2208 | ((prefix == cur->prefix) || |
| 2209 | ((prefix != NULL) && (cur->prefix != NULL) && |
| 2210 | (!xmlStrcmp(cur->prefix, prefix))))) |
| 2211 | return(cur); |
| 2212 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2213 | return(NULL); |
| 2214 | } |
| 2215 | |
| 2216 | /** |
| 2217 | * xmlGetDtdAttrDesc: |
| 2218 | * @dtd: a pointer to the DtD to search |
| 2219 | * @elem: the element name |
| 2220 | * @name: the attribute name |
| 2221 | * |
| 2222 | * Search the Dtd for the description of this attribute on |
| 2223 | * this element. |
| 2224 | * |
| 2225 | * returns the xmlAttributePtr if found or NULL |
| 2226 | */ |
| 2227 | |
| 2228 | xmlAttributePtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2229 | xmlGetDtdAttrDesc(xmlDtdPtr dtd, const xmlChar *elem, const xmlChar *name) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2230 | xmlAttributeTablePtr table; |
| 2231 | xmlAttributePtr cur; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2232 | xmlChar *uqname = NULL, *prefix = NULL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2233 | int i; |
| 2234 | |
| 2235 | if (dtd == NULL) return(NULL); |
| 2236 | if (dtd->attributes == NULL) return(NULL); |
| 2237 | table = dtd->attributes; |
| 2238 | |
| 2239 | for (i = 0;i < table->nb_attributes;i++) { |
| 2240 | cur = table->table[i]; |
| 2241 | if ((!xmlStrcmp(cur->name, name)) && |
| 2242 | (!xmlStrcmp(cur->elem, elem))) |
| 2243 | return(cur); |
| 2244 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2245 | |
| 2246 | /* |
| 2247 | * Specific case if name is a QName. |
| 2248 | */ |
| 2249 | uqname = xmlSplitQName2(name, &prefix); |
| 2250 | if (uqname == NULL) return(NULL); |
| 2251 | |
| 2252 | for (i = 0;i < table->nb_attributes;i++) { |
| 2253 | cur = table->table[i]; |
| 2254 | if ((!xmlStrcmp(cur->name, uqname)) && |
| 2255 | (!xmlStrcmp(cur->elem, elem)) && |
| 2256 | ((prefix == cur->prefix) || |
| 2257 | ((prefix != NULL) && (cur->prefix != NULL) && |
| 2258 | (!xmlStrcmp(cur->prefix, prefix))))) { |
| 2259 | if (prefix != NULL) xmlFree(prefix); |
| 2260 | if (uqname != NULL) xmlFree(uqname); |
| 2261 | return(cur); |
| 2262 | } |
| 2263 | } |
| 2264 | if (prefix != NULL) xmlFree(prefix); |
| 2265 | if (uqname != NULL) xmlFree(uqname); |
| 2266 | return(NULL); |
| 2267 | } |
| 2268 | |
| 2269 | /** |
| 2270 | * xmlGetDtdQAttrDesc: |
| 2271 | * @dtd: a pointer to the DtD to search |
| 2272 | * @elem: the element name |
| 2273 | * @name: the attribute name |
| 2274 | * @prefix: the attribute namespace prefix |
| 2275 | * |
| 2276 | * Search the Dtd for the description of this qualified attribute on |
| 2277 | * this element. |
| 2278 | * |
| 2279 | * returns the xmlAttributePtr if found or NULL |
| 2280 | */ |
| 2281 | |
| 2282 | xmlAttributePtr |
| 2283 | xmlGetDtdQAttrDesc(xmlDtdPtr dtd, const xmlChar *elem, const xmlChar *name, |
| 2284 | const xmlChar *prefix) { |
| 2285 | xmlAttributeTablePtr table; |
| 2286 | xmlAttributePtr cur; |
| 2287 | int i; |
| 2288 | |
| 2289 | if (dtd == NULL) return(NULL); |
| 2290 | if (dtd->attributes == NULL) return(NULL); |
| 2291 | table = dtd->attributes; |
| 2292 | |
| 2293 | for (i = 0;i < table->nb_attributes;i++) { |
| 2294 | cur = table->table[i]; |
| 2295 | if ((!xmlStrcmp(cur->name, name)) && |
| 2296 | (!xmlStrcmp(cur->elem, elem)) && |
| 2297 | ((prefix == cur->prefix) || |
| 2298 | ((prefix != NULL) && (cur->prefix != NULL) && |
| 2299 | (!xmlStrcmp(cur->prefix, prefix))))) |
| 2300 | return(cur); |
| 2301 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2302 | return(NULL); |
| 2303 | } |
| 2304 | |
| 2305 | /** |
| 2306 | * xmlGetDtdNotationDesc: |
| 2307 | * @dtd: a pointer to the DtD to search |
| 2308 | * @name: the notation name |
| 2309 | * |
| 2310 | * Search the Dtd for the description of this notation |
| 2311 | * |
| 2312 | * returns the xmlNotationPtr if found or NULL |
| 2313 | */ |
| 2314 | |
| 2315 | xmlNotationPtr |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2316 | xmlGetDtdNotationDesc(xmlDtdPtr dtd, const xmlChar *name) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2317 | xmlNotationTablePtr table; |
| 2318 | xmlNotationPtr cur; |
| 2319 | int i; |
| 2320 | |
| 2321 | if (dtd == NULL) return(NULL); |
| 2322 | if (dtd->notations == NULL) return(NULL); |
| 2323 | table = dtd->notations; |
| 2324 | |
| 2325 | for (i = 0;i < table->nb_notations;i++) { |
| 2326 | cur = table->table[i]; |
| 2327 | if (!xmlStrcmp(cur->name, name)) |
| 2328 | return(cur); |
| 2329 | } |
| 2330 | return(NULL); |
| 2331 | } |
| 2332 | |
| 2333 | /** |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2334 | * xmlValidateNotationUse: |
| 2335 | * @ctxt: the validation context |
| 2336 | * @doc: the document |
| 2337 | * @notationName: the notation name to check |
| 2338 | * |
| 2339 | * Validate that the given mame match a notation declaration. |
| 2340 | * - [ VC: Notation Declared ] |
| 2341 | * |
| 2342 | * returns 1 if valid or 0 otherwise |
| 2343 | */ |
| 2344 | |
| 2345 | int |
| 2346 | xmlValidateNotationUse(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2347 | const xmlChar *notationName) { |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2348 | xmlNotationPtr notaDecl; |
| 2349 | if ((doc == NULL) || (doc->intSubset == NULL)) return(-1); |
| 2350 | |
| 2351 | notaDecl = xmlGetDtdNotationDesc(doc->intSubset, notationName); |
| 2352 | if ((notaDecl == NULL) && (doc->extSubset != NULL)) |
| 2353 | notaDecl = xmlGetDtdNotationDesc(doc->extSubset, notationName); |
| 2354 | |
| 2355 | if (notaDecl == NULL) { |
| 2356 | VERROR(ctxt->userData, "NOTATION %s is not declared\n", |
| 2357 | notationName); |
| 2358 | return(0); |
| 2359 | } |
| 2360 | return(1); |
| 2361 | } |
| 2362 | |
| 2363 | /** |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2364 | * xmlIsMixedElement |
| 2365 | * @doc: the document |
| 2366 | * @name: the element name |
| 2367 | * |
| 2368 | * Search in the DtDs whether an element accept Mixed content (or ANY) |
| 2369 | * basically if it is supposed to accept text childs |
| 2370 | * |
| 2371 | * returns 0 if no, 1 if yes, and -1 if no element description is available |
| 2372 | */ |
| 2373 | |
| 2374 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2375 | xmlIsMixedElement(xmlDocPtr doc, const xmlChar *name) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2376 | xmlElementPtr elemDecl; |
| 2377 | |
| 2378 | if ((doc == NULL) || (doc->intSubset == NULL)) return(-1); |
| 2379 | |
| 2380 | elemDecl = xmlGetDtdElementDesc(doc->intSubset, name); |
| 2381 | if ((elemDecl == NULL) && (doc->extSubset != NULL)) |
| 2382 | elemDecl = xmlGetDtdElementDesc(doc->extSubset, name); |
| 2383 | if (elemDecl == NULL) return(-1); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2384 | switch (elemDecl->etype) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2385 | case XML_ELEMENT_TYPE_ELEMENT: |
| 2386 | return(0); |
| 2387 | case XML_ELEMENT_TYPE_EMPTY: |
| 2388 | /* |
| 2389 | * return 1 for EMPTY since we want VC error to pop up |
| 2390 | * on <empty> </empty> for example |
| 2391 | */ |
| 2392 | case XML_ELEMENT_TYPE_ANY: |
| 2393 | case XML_ELEMENT_TYPE_MIXED: |
| 2394 | return(1); |
| 2395 | } |
| 2396 | return(1); |
| 2397 | } |
| 2398 | |
| 2399 | /** |
| 2400 | * xmlValidateNameValue: |
| 2401 | * @value: an Name value |
| 2402 | * |
| 2403 | * Validate that the given value match Name production |
| 2404 | * |
| 2405 | * returns 1 if valid or 0 otherwise |
| 2406 | */ |
| 2407 | |
| 2408 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2409 | xmlValidateNameValue(const xmlChar *value) { |
| 2410 | const xmlChar *cur; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2411 | |
| 2412 | if (value == NULL) return(0); |
| 2413 | cur = value; |
| 2414 | |
| 2415 | if (!IS_LETTER(*cur) && (*cur != '_') && |
| 2416 | (*cur != ':')) { |
| 2417 | return(0); |
| 2418 | } |
| 2419 | |
| 2420 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2421 | (*cur == '.') || (*cur == '-') || |
| 2422 | (*cur == '_') || (*cur == ':') || |
| 2423 | (IS_COMBINING(*cur)) || |
| 2424 | (IS_EXTENDER(*cur))) |
| 2425 | cur++; |
| 2426 | |
| 2427 | if (*cur != 0) return(0); |
| 2428 | |
| 2429 | return(1); |
| 2430 | } |
| 2431 | |
| 2432 | /** |
| 2433 | * xmlValidateNamesValue: |
| 2434 | * @value: an Names value |
| 2435 | * |
| 2436 | * Validate that the given value match Names production |
| 2437 | * |
| 2438 | * returns 1 if valid or 0 otherwise |
| 2439 | */ |
| 2440 | |
| 2441 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2442 | xmlValidateNamesValue(const xmlChar *value) { |
| 2443 | const xmlChar *cur; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2444 | |
| 2445 | if (value == NULL) return(0); |
| 2446 | cur = value; |
| 2447 | |
| 2448 | if (!IS_LETTER(*cur) && (*cur != '_') && |
| 2449 | (*cur != ':')) { |
| 2450 | return(0); |
| 2451 | } |
| 2452 | |
| 2453 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2454 | (*cur == '.') || (*cur == '-') || |
| 2455 | (*cur == '_') || (*cur == ':') || |
| 2456 | (IS_COMBINING(*cur)) || |
| 2457 | (IS_EXTENDER(*cur))) |
| 2458 | cur++; |
| 2459 | |
| 2460 | while (IS_BLANK(*cur)) { |
| 2461 | while (IS_BLANK(*cur)) cur++; |
| 2462 | |
| 2463 | if (!IS_LETTER(*cur) && (*cur != '_') && |
| 2464 | (*cur != ':')) { |
| 2465 | return(0); |
| 2466 | } |
| 2467 | |
| 2468 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2469 | (*cur == '.') || (*cur == '-') || |
| 2470 | (*cur == '_') || (*cur == ':') || |
| 2471 | (IS_COMBINING(*cur)) || |
| 2472 | (IS_EXTENDER(*cur))) |
| 2473 | cur++; |
| 2474 | } |
| 2475 | |
| 2476 | if (*cur != 0) return(0); |
| 2477 | |
| 2478 | return(1); |
| 2479 | } |
| 2480 | |
| 2481 | /** |
| 2482 | * xmlValidateNmtokenValue: |
| 2483 | * @value: an Mntoken value |
| 2484 | * |
| 2485 | * Validate that the given value match Nmtoken production |
| 2486 | * |
| 2487 | * [ VC: Name Token ] |
| 2488 | * |
| 2489 | * returns 1 if valid or 0 otherwise |
| 2490 | */ |
| 2491 | |
| 2492 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2493 | xmlValidateNmtokenValue(const xmlChar *value) { |
| 2494 | const xmlChar *cur; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2495 | |
| 2496 | if (value == NULL) return(0); |
| 2497 | cur = value; |
| 2498 | |
| 2499 | if (!IS_LETTER(*cur) && !IS_DIGIT(*cur) && |
| 2500 | (*cur != '.') && (*cur != '-') && |
| 2501 | (*cur != '_') && (*cur != ':') && |
| 2502 | (!IS_COMBINING(*cur)) && |
| 2503 | (!IS_EXTENDER(*cur))) |
| 2504 | return(0); |
| 2505 | |
| 2506 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2507 | (*cur == '.') || (*cur == '-') || |
| 2508 | (*cur == '_') || (*cur == ':') || |
| 2509 | (IS_COMBINING(*cur)) || |
| 2510 | (IS_EXTENDER(*cur))) |
| 2511 | cur++; |
| 2512 | |
| 2513 | if (*cur != 0) return(0); |
| 2514 | |
| 2515 | return(1); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2516 | } |
| 2517 | |
| 2518 | /** |
| 2519 | * xmlValidateNmtokensValue: |
| 2520 | * @value: an Mntokens value |
| 2521 | * |
| 2522 | * Validate that the given value match Nmtokens production |
| 2523 | * |
| 2524 | * [ VC: Name Token ] |
| 2525 | * |
| 2526 | * returns 1 if valid or 0 otherwise |
| 2527 | */ |
| 2528 | |
| 2529 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2530 | xmlValidateNmtokensValue(const xmlChar *value) { |
| 2531 | const xmlChar *cur; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2532 | |
| 2533 | if (value == NULL) return(0); |
| 2534 | cur = value; |
| 2535 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2536 | while (IS_BLANK(*cur)) cur++; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2537 | if (!IS_LETTER(*cur) && !IS_DIGIT(*cur) && |
| 2538 | (*cur != '.') && (*cur != '-') && |
| 2539 | (*cur != '_') && (*cur != ':') && |
| 2540 | (!IS_COMBINING(*cur)) && |
| 2541 | (!IS_EXTENDER(*cur))) |
| 2542 | return(0); |
| 2543 | |
| 2544 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2545 | (*cur == '.') || (*cur == '-') || |
| 2546 | (*cur == '_') || (*cur == ':') || |
| 2547 | (IS_COMBINING(*cur)) || |
| 2548 | (IS_EXTENDER(*cur))) |
| 2549 | cur++; |
| 2550 | |
| 2551 | while (IS_BLANK(*cur)) { |
| 2552 | while (IS_BLANK(*cur)) cur++; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2553 | if (*cur == 0) return(1); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2554 | |
| 2555 | if (!IS_LETTER(*cur) && !IS_DIGIT(*cur) && |
| 2556 | (*cur != '.') && (*cur != '-') && |
| 2557 | (*cur != '_') && (*cur != ':') && |
| 2558 | (!IS_COMBINING(*cur)) && |
| 2559 | (!IS_EXTENDER(*cur))) |
| 2560 | return(0); |
| 2561 | |
| 2562 | while ((IS_LETTER(*cur)) || (IS_DIGIT(*cur)) || |
| 2563 | (*cur == '.') || (*cur == '-') || |
| 2564 | (*cur == '_') || (*cur == ':') || |
| 2565 | (IS_COMBINING(*cur)) || |
| 2566 | (IS_EXTENDER(*cur))) |
| 2567 | cur++; |
| 2568 | } |
| 2569 | |
| 2570 | if (*cur != 0) return(0); |
| 2571 | |
| 2572 | return(1); |
| 2573 | } |
| 2574 | |
| 2575 | /** |
| 2576 | * xmlValidateNotationDecl: |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2577 | * @ctxt: the validation context |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2578 | * @doc: a document instance |
| 2579 | * @nota: a notation definition |
| 2580 | * |
| 2581 | * Try to validate a single notation definition |
| 2582 | * basically it does the following checks as described by the |
| 2583 | * XML-1.0 recommendation: |
| 2584 | * - it seems that no validity constraing exist on notation declarations |
| 2585 | * But this function get called anyway ... |
| 2586 | * |
| 2587 | * returns 1 if valid or 0 otherwise |
| 2588 | */ |
| 2589 | |
| 2590 | int |
| 2591 | xmlValidateNotationDecl(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
| 2592 | xmlNotationPtr nota) { |
| 2593 | int ret = 1; |
| 2594 | |
| 2595 | return(ret); |
| 2596 | } |
| 2597 | |
| 2598 | /** |
| 2599 | * xmlValidateAttributeValue: |
| 2600 | * @type: an attribute type |
| 2601 | * @value: an attribute value |
| 2602 | * |
| 2603 | * Validate that the given attribute value match the proper production |
| 2604 | * |
| 2605 | * [ VC: ID ] |
| 2606 | * Values of type ID must match the Name production.... |
| 2607 | * |
| 2608 | * [ VC: IDREF ] |
| 2609 | * Values of type IDREF must match the Name production, and values |
| 2610 | * of type IDREFS must match Names ... |
| 2611 | * |
| 2612 | * [ VC: Entity Name ] |
| 2613 | * Values of type ENTITY must match the Name production, values |
| 2614 | * of type ENTITIES must match Names ... |
| 2615 | * |
| 2616 | * [ VC: Name Token ] |
| 2617 | * Values of type NMTOKEN must match the Nmtoken production; values |
| 2618 | * of type NMTOKENS must match Nmtokens. |
| 2619 | * |
| 2620 | * returns 1 if valid or 0 otherwise |
| 2621 | */ |
| 2622 | |
| 2623 | int |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2624 | xmlValidateAttributeValue(xmlAttributeType type, const xmlChar *value) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2625 | switch (type) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2626 | case XML_ATTRIBUTE_ENTITIES: |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2627 | case XML_ATTRIBUTE_IDREFS: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2628 | return(xmlValidateNamesValue(value)); |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2629 | case XML_ATTRIBUTE_ENTITY: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2630 | case XML_ATTRIBUTE_IDREF: |
| 2631 | case XML_ATTRIBUTE_ID: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2632 | case XML_ATTRIBUTE_NOTATION: |
| 2633 | return(xmlValidateNameValue(value)); |
| 2634 | case XML_ATTRIBUTE_NMTOKENS: |
| 2635 | case XML_ATTRIBUTE_ENUMERATION: |
| 2636 | return(xmlValidateNmtokensValue(value)); |
| 2637 | case XML_ATTRIBUTE_NMTOKEN: |
| 2638 | return(xmlValidateNmtokenValue(value)); |
| 2639 | case XML_ATTRIBUTE_CDATA: |
| 2640 | break; |
| 2641 | } |
| 2642 | return(1); |
| 2643 | } |
| 2644 | |
| 2645 | /** |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2646 | * xmlValidateAttributeValue2: |
| 2647 | * @ctxt: the validation context |
| 2648 | * @doc: the document |
| 2649 | * @name: the attribute name (used for error reporting only) |
| 2650 | * @type: the attribute type |
| 2651 | * @value: the attribute value |
| 2652 | * |
| 2653 | * Validate that the given attribute value match a given type. |
| 2654 | * This typically cannot be done before having finished parsing |
| 2655 | * the subsets. |
| 2656 | * |
| 2657 | * [ VC: IDREF ] |
| 2658 | * Values of type IDREF must match one of the declared IDs |
| 2659 | * Values of type IDREFS must match a sequence of the declared IDs |
| 2660 | * each Name must match the value of an ID attribute on some element |
| 2661 | * in the XML document; i.e. IDREF values must match the value of |
| 2662 | * some ID attribute |
| 2663 | * |
| 2664 | * [ VC: Entity Name ] |
| 2665 | * Values of type ENTITY must match one declared entity |
| 2666 | * Values of type ENTITIES must match a sequence of declared entities |
| 2667 | * |
| 2668 | * [ VC: Notation Attributes ] |
| 2669 | * all notation names in the declaration must be declared. |
| 2670 | * |
| 2671 | * returns 1 if valid or 0 otherwise |
| 2672 | */ |
| 2673 | |
| 2674 | int |
| 2675 | xmlValidateAttributeValue2(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
| 2676 | const xmlChar *name, xmlAttributeType type, const xmlChar *value) { |
| 2677 | int ret = 1; |
| 2678 | switch (type) { |
| 2679 | case XML_ATTRIBUTE_IDREFS: |
| 2680 | case XML_ATTRIBUTE_IDREF: |
| 2681 | case XML_ATTRIBUTE_ID: |
| 2682 | case XML_ATTRIBUTE_NMTOKENS: |
| 2683 | case XML_ATTRIBUTE_ENUMERATION: |
| 2684 | case XML_ATTRIBUTE_NMTOKEN: |
| 2685 | case XML_ATTRIBUTE_CDATA: |
| 2686 | break; |
| 2687 | case XML_ATTRIBUTE_ENTITY: { |
| 2688 | xmlEntityPtr ent; |
| 2689 | |
| 2690 | ent = xmlGetDocEntity(doc, value); |
| 2691 | if (ent == NULL) { |
| 2692 | VERROR(ctxt->userData, |
| 2693 | "ENTITY attribute %s reference an unknown entity \"%s\"\n", |
| 2694 | name, value); |
| 2695 | ret = 0; |
| 2696 | } else if (ent->etype != XML_EXTERNAL_GENERAL_UNPARSED_ENTITY) { |
| 2697 | VERROR(ctxt->userData, |
| 2698 | "ENTITY attribute %s reference an entity \"%s\" of wrong type\n", |
| 2699 | name, value); |
| 2700 | ret = 0; |
| 2701 | } |
| 2702 | break; |
| 2703 | } |
| 2704 | case XML_ATTRIBUTE_ENTITIES: { |
| 2705 | xmlChar *dup, *nam = NULL, *cur, save; |
| 2706 | xmlEntityPtr ent; |
| 2707 | |
| 2708 | dup = xmlStrdup(value); |
| 2709 | if (dup == NULL) |
| 2710 | return(0); |
| 2711 | cur = dup; |
| 2712 | while (*cur != 0) { |
| 2713 | nam = cur; |
| 2714 | while ((*cur != 0) && (!IS_BLANK(*cur))) cur++; |
| 2715 | save = *cur; |
| 2716 | *cur = 0; |
| 2717 | ent = xmlGetDocEntity(doc, nam); |
| 2718 | if (ent == NULL) { |
| 2719 | VERROR(ctxt->userData, |
| 2720 | "ENTITIES attribute %s reference an unknown entity \"%s\"\n", |
| 2721 | name, nam); |
| 2722 | ret = 0; |
| 2723 | } else if (ent->etype != XML_EXTERNAL_GENERAL_UNPARSED_ENTITY) { |
| 2724 | VERROR(ctxt->userData, |
| 2725 | "ENTITIES attribute %s reference an entity \"%s\" of wrong type\n", |
| 2726 | name, nam); |
| 2727 | ret = 0; |
| 2728 | } |
| 2729 | if (save == 0) |
| 2730 | break; |
| 2731 | *cur = save; |
| 2732 | while (IS_BLANK(*cur)) cur++; |
| 2733 | } |
| 2734 | xmlFree(dup); |
| 2735 | break; |
| 2736 | } |
| 2737 | case XML_ATTRIBUTE_NOTATION: { |
| 2738 | xmlNotationPtr nota; |
| 2739 | |
| 2740 | nota = xmlGetDtdNotationDesc(doc->intSubset, value); |
| 2741 | if ((nota == NULL) && (doc->extSubset != NULL)) |
| 2742 | nota = xmlGetDtdNotationDesc(doc->extSubset, value); |
| 2743 | |
| 2744 | if (nota == NULL) { |
| 2745 | VERROR(ctxt->userData, |
| 2746 | "NOTATION attribute %s reference an unknown notation \"%s\"\n", |
| 2747 | name, value); |
| 2748 | ret = 0; |
| 2749 | } |
| 2750 | break; |
| 2751 | } |
| 2752 | } |
| 2753 | return(ret); |
| 2754 | } |
| 2755 | |
| 2756 | /** |
| 2757 | * xmlValidNormalizeAttributeValue: |
| 2758 | * @doc: the document |
| 2759 | * @elem: the parent |
| 2760 | * @name: the attribute name |
| 2761 | * @value: the attribute value |
| 2762 | * |
| 2763 | * Does the validation related extra step of the normalization of attribute |
| 2764 | * values: |
| 2765 | * |
| 2766 | * If the declared value is not CDATA, then the XML processor must further |
| 2767 | * process the normalized attribute value by discarding any leading and |
| 2768 | * trailing space (#x20) characters, and by replacing sequences of space |
| 2769 | * (#x20) characters by single space (#x20) character. |
| 2770 | * |
| 2771 | * returns a new normalized string if normalization is needed, NULL otherwise |
| 2772 | * the caller must free the returned value. |
| 2773 | */ |
| 2774 | |
| 2775 | xmlChar * |
| 2776 | xmlValidNormalizeAttributeValue(xmlDocPtr doc, xmlNodePtr elem, |
| 2777 | const xmlChar *name, const xmlChar *value) { |
| 2778 | xmlChar *ret, *dst; |
| 2779 | const xmlChar *src; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2780 | xmlAttributePtr attrDecl = NULL; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2781 | |
| 2782 | if (doc == NULL) return(NULL); |
| 2783 | if (elem == NULL) return(NULL); |
| 2784 | if (name == NULL) return(NULL); |
| 2785 | if (value == NULL) return(NULL); |
| 2786 | |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 2787 | if ((elem->ns != NULL) && (elem->ns->prefix != NULL)) { |
| 2788 | xmlChar qname[500]; |
| 2789 | #ifdef HAVE_SNPRINTF |
| 2790 | snprintf((char *) qname, sizeof(qname), "%s:%s", |
| 2791 | elem->ns->prefix, elem->name); |
| 2792 | #else |
| 2793 | sprintf(qname, "%s:%s", elem->name, elem->ns->prefix); |
| 2794 | #endif |
| 2795 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, qname, name); |
| 2796 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 2797 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, qname, name); |
| 2798 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2799 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, elem->name, name); |
| 2800 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 2801 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, elem->name, name); |
| 2802 | |
| 2803 | if (attrDecl == NULL) |
| 2804 | return(NULL); |
| 2805 | if (attrDecl->atype == XML_ATTRIBUTE_CDATA) |
| 2806 | return(NULL); |
| 2807 | |
| 2808 | ret = xmlStrdup(value); |
| 2809 | if (ret == NULL) |
| 2810 | return(NULL); |
| 2811 | src = value; |
| 2812 | dst = ret; |
| 2813 | while (*src == 0x20) src++; |
| 2814 | while (*src != 0) { |
| 2815 | if (*src == 0x20) { |
| 2816 | while (*src == 0x20) src++; |
| 2817 | if (*src != 0) |
| 2818 | *dst++ = 0x20; |
| 2819 | } else { |
| 2820 | *dst++ = *src++; |
| 2821 | } |
| 2822 | } |
| 2823 | *dst = 0; |
| 2824 | return(ret); |
| 2825 | } |
| 2826 | |
| 2827 | /** |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2828 | * xmlValidateAttributeDecl: |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2829 | * @ctxt: the validation context |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2830 | * @doc: a document instance |
| 2831 | * @attr: an attribute definition |
| 2832 | * |
| 2833 | * Try to validate a single attribute definition |
| 2834 | * basically it does the following checks as described by the |
| 2835 | * XML-1.0 recommendation: |
| 2836 | * - [ VC: Attribute Default Legal ] |
| 2837 | * - [ VC: Enumeration ] |
| 2838 | * - [ VC: ID Attribute Default ] |
| 2839 | * |
| 2840 | * The ID/IDREF uniqueness and matching are done separately |
| 2841 | * |
| 2842 | * returns 1 if valid or 0 otherwise |
| 2843 | */ |
| 2844 | |
| 2845 | int |
| 2846 | xmlValidateAttributeDecl(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
| 2847 | xmlAttributePtr attr) { |
| 2848 | int ret = 1; |
| 2849 | int val; |
| 2850 | CHECK_DTD; |
| 2851 | if(attr == NULL) return(1); |
| 2852 | |
| 2853 | /* Attribute Default Legal */ |
| 2854 | /* Enumeration */ |
| 2855 | if (attr->defaultValue != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2856 | val = xmlValidateAttributeValue(attr->atype, attr->defaultValue); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2857 | if (val == 0) { |
| 2858 | VERROR(ctxt->userData, |
| 2859 | "Syntax of default value for attribute %s on %s is not valid\n", |
| 2860 | attr->name, attr->elem); |
| 2861 | } |
| 2862 | ret &= val; |
| 2863 | } |
| 2864 | |
| 2865 | /* ID Attribute Default */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2866 | if ((attr->atype == XML_ATTRIBUTE_ID)&& |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2867 | (attr->def != XML_ATTRIBUTE_IMPLIED) && |
| 2868 | (attr->def != XML_ATTRIBUTE_REQUIRED)) { |
| 2869 | VERROR(ctxt->userData, |
| 2870 | "ID attribute %s on %s is not valid must be #IMPLIED or #REQUIRED\n", |
| 2871 | attr->name, attr->elem); |
| 2872 | ret = 0; |
| 2873 | } |
| 2874 | |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 2875 | /* One ID per Element Type */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2876 | if (attr->atype == XML_ATTRIBUTE_ID) { |
| 2877 | int nbId; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2878 | |
| 2879 | /* the trick is taht we parse DtD as their own internal subset */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2880 | xmlElementPtr elem = xmlGetDtdElementDesc(doc->intSubset, |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2881 | attr->elem); |
| 2882 | if (elem != NULL) { |
| 2883 | nbId = xmlScanIDAttributeDecl(NULL, elem); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2884 | } else { |
| 2885 | xmlAttributeTablePtr table; |
| 2886 | int i; |
| 2887 | |
| 2888 | /* |
| 2889 | * The attribute may be declared in the internal subset and the |
| 2890 | * element in the external subset. |
| 2891 | */ |
| 2892 | nbId = 0; |
| 2893 | table = doc->intSubset->attributes; |
| 2894 | if (table != NULL) { |
| 2895 | for (i = 0;i < table->nb_attributes;i++) { |
| 2896 | if ((table->table[i]->atype == XML_ATTRIBUTE_ID) && |
| 2897 | (!xmlStrcmp(table->table[i]->elem, attr->elem))) { |
| 2898 | nbId++; |
| 2899 | } |
| 2900 | } |
| 2901 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2902 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2903 | if (nbId > 1) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2904 | VERROR(ctxt->userData, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2905 | "Element %s has %d ID attribute defined in the internal subset : %s\n", |
| 2906 | attr->elem, nbId, attr->name); |
| 2907 | } else if (doc->extSubset != NULL) { |
| 2908 | int extId = 0; |
| 2909 | elem = xmlGetDtdElementDesc(doc->extSubset, attr->elem); |
| 2910 | if (elem != NULL) { |
| 2911 | extId = xmlScanIDAttributeDecl(NULL, elem); |
| 2912 | } |
| 2913 | if (extId > 1) { |
| 2914 | VERROR(ctxt->userData, |
| 2915 | "Element %s has %d ID attribute defined in the external subset : %s\n", |
| 2916 | attr->elem, extId, attr->name); |
| 2917 | } else if (extId + nbId > 1) { |
| 2918 | VERROR(ctxt->userData, |
| 2919 | "Element %s has ID attributes defined in the internal and external subset : %s\n", |
| 2920 | attr->elem, attr->name); |
| 2921 | } |
| 2922 | } |
| 2923 | } |
| 2924 | |
| 2925 | /* Validity Constraint: Enumeration */ |
| 2926 | if ((attr->defaultValue != NULL) && (attr->tree != NULL)) { |
| 2927 | xmlEnumerationPtr tree = attr->tree; |
| 2928 | while (tree != NULL) { |
| 2929 | if (!xmlStrcmp(tree->name, attr->defaultValue)) break; |
| 2930 | tree = tree->next; |
| 2931 | } |
| 2932 | if (tree == NULL) { |
| 2933 | VERROR(ctxt->userData, |
| 2934 | "Default value \"%s\" for attribute %s on %s is not among the enumerated set\n", |
| 2935 | attr->defaultValue, attr->name, attr->elem); |
| 2936 | ret = 0; |
| 2937 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2938 | } |
| 2939 | |
| 2940 | return(ret); |
| 2941 | } |
| 2942 | |
| 2943 | /** |
| 2944 | * xmlValidateElementDecl: |
| 2945 | * @ctxt: the validation context |
| 2946 | * @doc: a document instance |
| 2947 | * @elem: an element definition |
| 2948 | * |
| 2949 | * Try to validate a single element definition |
| 2950 | * basically it does the following checks as described by the |
| 2951 | * XML-1.0 recommendation: |
| 2952 | * - [ VC: One ID per Element Type ] |
| 2953 | * - [ VC: No Duplicate Types ] |
| 2954 | * - [ VC: Unique Element Type Declaration ] |
| 2955 | * |
| 2956 | * returns 1 if valid or 0 otherwise |
| 2957 | */ |
| 2958 | |
| 2959 | int |
| 2960 | xmlValidateElementDecl(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
| 2961 | xmlElementPtr elem) { |
| 2962 | int ret = 1; |
| 2963 | xmlElementPtr tst; |
| 2964 | |
| 2965 | CHECK_DTD; |
| 2966 | |
| 2967 | if (elem == NULL) return(1); |
| 2968 | |
| 2969 | /* No Duplicate Types */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 2970 | if (elem->etype == XML_ELEMENT_TYPE_MIXED) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2971 | xmlElementContentPtr cur, next; |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 2972 | const xmlChar *name; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 2973 | |
| 2974 | cur = elem->content; |
| 2975 | while (cur != NULL) { |
| 2976 | if (cur->type != XML_ELEMENT_CONTENT_OR) break; |
| 2977 | if (cur->c1 == NULL) break; |
| 2978 | if (cur->c1->type == XML_ELEMENT_CONTENT_ELEMENT) { |
| 2979 | name = cur->c1->name; |
| 2980 | next = cur->c2; |
| 2981 | while (next != NULL) { |
| 2982 | if (next->type == XML_ELEMENT_CONTENT_ELEMENT) { |
| 2983 | if (!xmlStrcmp(next->name, name)) { |
| 2984 | VERROR(ctxt->userData, |
| 2985 | "Definition of %s has duplicate references of %s\n", |
| 2986 | elem->name, name); |
| 2987 | ret = 0; |
| 2988 | } |
| 2989 | break; |
| 2990 | } |
| 2991 | if (next->c1 == NULL) break; |
| 2992 | if (next->c1->type != XML_ELEMENT_CONTENT_ELEMENT) break; |
| 2993 | if (!xmlStrcmp(next->c1->name, name)) { |
| 2994 | VERROR(ctxt->userData, |
| 2995 | "Definition of %s has duplicate references of %s\n", |
| 2996 | elem->name, name); |
| 2997 | ret = 0; |
| 2998 | } |
| 2999 | next = next->c2; |
| 3000 | } |
| 3001 | } |
| 3002 | cur = cur->c2; |
| 3003 | } |
| 3004 | } |
| 3005 | |
| 3006 | /* VC: Unique Element Type Declaration */ |
| 3007 | tst = xmlGetDtdElementDesc(doc->intSubset, elem->name); |
| 3008 | if ((tst != NULL ) && (tst != elem)) { |
| 3009 | VERROR(ctxt->userData, "Redefinition of element %s\n", |
| 3010 | elem->name); |
| 3011 | ret = 0; |
| 3012 | } |
| 3013 | tst = xmlGetDtdElementDesc(doc->extSubset, elem->name); |
| 3014 | if ((tst != NULL ) && (tst != elem)) { |
| 3015 | VERROR(ctxt->userData, "Redefinition of element %s\n", |
| 3016 | elem->name); |
| 3017 | ret = 0; |
| 3018 | } |
| 3019 | |
| 3020 | /* One ID per Element Type */ |
| 3021 | if (xmlScanIDAttributeDecl(ctxt, elem) > 1) { |
| 3022 | ret = 0; |
| 3023 | } |
| 3024 | return(ret); |
| 3025 | } |
| 3026 | |
| 3027 | /** |
| 3028 | * xmlValidateOneAttribute: |
| 3029 | * @ctxt: the validation context |
| 3030 | * @doc: a document instance |
| 3031 | * @elem: an element instance |
| 3032 | * @attr: an attribute instance |
Daniel Veillard | 00fdf37 | 1999-10-08 09:40:39 +0000 | [diff] [blame] | 3033 | * @value: the attribute value (without entities processing) |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3034 | * |
| 3035 | * Try to validate a single attribute for an element |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3036 | * basically it does the following checks as described by the |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3037 | * XML-1.0 recommendation: |
| 3038 | * - [ VC: Attribute Value Type ] |
| 3039 | * - [ VC: Fixed Attribute Default ] |
| 3040 | * - [ VC: Entity Name ] |
| 3041 | * - [ VC: Name Token ] |
| 3042 | * - [ VC: ID ] |
| 3043 | * - [ VC: IDREF ] |
| 3044 | * - [ VC: Entity Name ] |
| 3045 | * - [ VC: Notation Attributes ] |
| 3046 | * |
| 3047 | * The ID/IDREF uniqueness and matching are done separately |
| 3048 | * |
| 3049 | * returns 1 if valid or 0 otherwise |
| 3050 | */ |
| 3051 | |
| 3052 | int |
| 3053 | xmlValidateOneAttribute(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 3054 | xmlNodePtr elem, xmlAttrPtr attr, const xmlChar *value) { |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 3055 | /* xmlElementPtr elemDecl; */ |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3056 | xmlAttributePtr attrDecl = NULL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3057 | int val; |
| 3058 | int ret = 1; |
| 3059 | |
| 3060 | CHECK_DTD; |
| 3061 | if ((elem == NULL) || (elem->name == NULL)) return(0); |
| 3062 | if ((attr == NULL) || (attr->name == NULL)) return(0); |
| 3063 | |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3064 | if ((elem->ns != NULL) && (elem->ns->prefix != NULL)) { |
| 3065 | xmlChar qname[500]; |
| 3066 | #ifdef HAVE_SNPRINTF |
| 3067 | snprintf((char *) qname, sizeof(qname), "%s:%s", |
| 3068 | elem->ns->prefix, elem->name); |
| 3069 | #else |
| 3070 | sprintf(qname, "%s:%s", elem->name, elem->ns->prefix); |
| 3071 | #endif |
| 3072 | if (attr->ns != NULL) { |
| 3073 | attrDecl = xmlGetDtdQAttrDesc(doc->intSubset, qname, |
| 3074 | attr->name, attr->ns->prefix); |
| 3075 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 3076 | attrDecl = xmlGetDtdQAttrDesc(doc->extSubset, qname, |
| 3077 | attr->name, attr->ns->prefix); |
| 3078 | } else { |
| 3079 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, qname, attr->name); |
| 3080 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 3081 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, |
| 3082 | qname, attr->name); |
| 3083 | } |
| 3084 | } |
| 3085 | if (attrDecl == NULL) { |
| 3086 | if (attr->ns != NULL) { |
| 3087 | attrDecl = xmlGetDtdQAttrDesc(doc->intSubset, elem->name, |
| 3088 | attr->name, attr->ns->prefix); |
| 3089 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 3090 | attrDecl = xmlGetDtdQAttrDesc(doc->extSubset, elem->name, |
| 3091 | attr->name, attr->ns->prefix); |
| 3092 | } else { |
| 3093 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, |
| 3094 | elem->name, attr->name); |
| 3095 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
| 3096 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, |
| 3097 | elem->name, attr->name); |
| 3098 | } |
| 3099 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3100 | |
| 3101 | |
| 3102 | /* Validity Constraint: Attribute Value Type */ |
| 3103 | if (attrDecl == NULL) { |
| 3104 | VERROR(ctxt->userData, |
| 3105 | "No declaration for attribute %s on element %s\n", |
| 3106 | attr->name, elem->name); |
| 3107 | return(0); |
| 3108 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3109 | attr->atype = attrDecl->atype; |
| 3110 | |
| 3111 | val = xmlValidateAttributeValue(attrDecl->atype, value); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3112 | if (val == 0) { |
| 3113 | VERROR(ctxt->userData, |
| 3114 | "Syntax of value for attribute %s on %s is not valid\n", |
| 3115 | attr->name, elem->name); |
| 3116 | ret = 0; |
| 3117 | } |
| 3118 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3119 | /* Validity constraint: Fixed Attribute Default */ |
| 3120 | if (attrDecl->def == XML_ATTRIBUTE_FIXED) { |
| 3121 | if (xmlStrcmp(value, attrDecl->defaultValue)) { |
| 3122 | VERROR(ctxt->userData, |
| 3123 | "Value for attribute %s on %s is differnt from default \"%s\"\n", |
| 3124 | attr->name, elem->name, attrDecl->defaultValue); |
| 3125 | ret = 0; |
| 3126 | } |
| 3127 | } |
| 3128 | |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 3129 | /* Validity Constraint: ID uniqueness */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3130 | if (attrDecl->atype == XML_ATTRIBUTE_ID) { |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 3131 | xmlAddID(ctxt, doc, value, attr); |
| 3132 | } |
| 3133 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3134 | if ((attrDecl->atype == XML_ATTRIBUTE_IDREF) || |
| 3135 | (attrDecl->atype == XML_ATTRIBUTE_IDREFS)) { |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3136 | xmlAddRef(ctxt, doc, value, attr); |
| 3137 | } |
| 3138 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3139 | /* Validity Constraint: Notation Attributes */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3140 | if (attrDecl->atype == XML_ATTRIBUTE_NOTATION) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3141 | xmlEnumerationPtr tree = attrDecl->tree; |
| 3142 | xmlNotationPtr nota; |
| 3143 | |
| 3144 | /* First check that the given NOTATION was declared */ |
| 3145 | nota = xmlGetDtdNotationDesc(doc->intSubset, value); |
| 3146 | if (nota == NULL) |
| 3147 | nota = xmlGetDtdNotationDesc(doc->extSubset, value); |
| 3148 | |
| 3149 | if (nota == NULL) { |
| 3150 | VERROR(ctxt->userData, |
| 3151 | "Value \"%s\" for attribute %s on %s is not a declared Notation\n", |
| 3152 | value, attr->name, elem->name); |
| 3153 | ret = 0; |
| 3154 | } |
| 3155 | |
| 3156 | /* Second, verify that it's among the list */ |
| 3157 | while (tree != NULL) { |
| 3158 | if (!xmlStrcmp(tree->name, value)) break; |
| 3159 | tree = tree->next; |
| 3160 | } |
| 3161 | if (tree == NULL) { |
| 3162 | VERROR(ctxt->userData, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3163 | "Value \"%s\" for attribute %s on %s is not among the enumerated notations\n", |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3164 | value, attr->name, elem->name); |
| 3165 | ret = 0; |
| 3166 | } |
| 3167 | } |
| 3168 | |
| 3169 | /* Validity Constraint: Enumeration */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3170 | if (attrDecl->atype == XML_ATTRIBUTE_ENUMERATION) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3171 | xmlEnumerationPtr tree = attrDecl->tree; |
| 3172 | while (tree != NULL) { |
| 3173 | if (!xmlStrcmp(tree->name, value)) break; |
| 3174 | tree = tree->next; |
| 3175 | } |
| 3176 | if (tree == NULL) { |
| 3177 | VERROR(ctxt->userData, |
Daniel Veillard | 3a2ebdd | 2000-01-25 19:27:27 +0000 | [diff] [blame] | 3178 | "Value \"%s\" for attribute %s on %s is not among the enumerated set\n", |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3179 | value, attr->name, elem->name); |
| 3180 | ret = 0; |
| 3181 | } |
| 3182 | } |
| 3183 | |
| 3184 | /* Fixed Attribute Default */ |
| 3185 | if ((attrDecl->def == XML_ATTRIBUTE_FIXED) && |
| 3186 | (xmlStrcmp(attrDecl->defaultValue, value))) { |
| 3187 | VERROR(ctxt->userData, |
| 3188 | "Value for attribute %s on %s must be \"%s\"\n", |
| 3189 | attr->name, elem->name, attrDecl->defaultValue); |
| 3190 | ret = 0; |
| 3191 | } |
| 3192 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3193 | /* Extra check for the attribute value */ |
| 3194 | ret &= xmlValidateAttributeValue2(ctxt, doc, attr->name, |
| 3195 | attrDecl->atype, value); |
| 3196 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3197 | return(ret); |
| 3198 | } |
| 3199 | |
| 3200 | int xmlValidateElementTypeElement(xmlValidCtxtPtr ctxt, xmlNodePtr *child, |
| 3201 | xmlElementContentPtr cont); |
| 3202 | |
| 3203 | /** |
| 3204 | * xmlValidateElementTypeExpr: |
| 3205 | * @ctxt: the validation context |
| 3206 | * @child: pointer to the child list |
| 3207 | * @cont: pointer to the content declaration |
| 3208 | * |
| 3209 | * Try to validate the content of an element of type element |
| 3210 | * but don't handle the occurence factor |
| 3211 | * |
| 3212 | * returns 1 if valid or 0 and -1 if PCDATA stuff is found, |
| 3213 | * also update child value in-situ. |
| 3214 | */ |
| 3215 | |
| 3216 | int |
| 3217 | xmlValidateElementTypeExpr(xmlValidCtxtPtr ctxt, xmlNodePtr *child, |
| 3218 | xmlElementContentPtr cont) { |
| 3219 | xmlNodePtr cur; |
| 3220 | int ret = 1; |
| 3221 | |
| 3222 | if (cont == NULL) return(-1); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3223 | DEBUG_VALID_STATE(*child, cont) |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3224 | while (*child != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3225 | if ((*child)->type == XML_ENTITY_REF_NODE) { |
| 3226 | /* |
| 3227 | * If there is an entity declared an it's not empty |
| 3228 | * Push the current node on the stack and process with the |
| 3229 | * entity content. |
| 3230 | */ |
| 3231 | if (((*child)->children != NULL) && |
| 3232 | ((*child)->children->children != NULL)) { |
| 3233 | nodeVPush(ctxt, *child); |
| 3234 | *child = (*child)->children->children; |
| 3235 | } else |
| 3236 | *child = (*child)->next; |
| 3237 | continue; |
| 3238 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3239 | if ((*child)->type == XML_PI_NODE) { |
| 3240 | *child = (*child)->next; |
| 3241 | continue; |
| 3242 | } |
| 3243 | if ((*child)->type == XML_COMMENT_NODE) { |
| 3244 | *child = (*child)->next; |
| 3245 | continue; |
| 3246 | } |
| 3247 | else if ((*child)->type != XML_ELEMENT_NODE) { |
| 3248 | return(-1); |
| 3249 | } |
| 3250 | break; |
| 3251 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3252 | DEBUG_VALID_STATE(*child, cont) |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3253 | switch (cont->type) { |
| 3254 | case XML_ELEMENT_CONTENT_PCDATA: |
Daniel Veillard | da07c34 | 2000-01-25 18:31:22 +0000 | [diff] [blame] | 3255 | if (*child == NULL) return(0); |
| 3256 | if ((*child)->type == XML_TEXT_NODE) return(1); |
| 3257 | return(0); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3258 | case XML_ELEMENT_CONTENT_ELEMENT: |
| 3259 | if (*child == NULL) return(0); |
| 3260 | ret = (!xmlStrcmp((*child)->name, cont->name)); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3261 | if (ret == 1) { |
| 3262 | while ((*child)->next == NULL) { |
| 3263 | if (((*child)->parent != NULL) && |
| 3264 | ((*child)->parent->type == XML_ENTITY_DECL)) { |
| 3265 | *child = nodeVPop(ctxt); |
| 3266 | } else |
| 3267 | break; |
| 3268 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3269 | *child = (*child)->next; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3270 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3271 | return(ret); |
| 3272 | case XML_ELEMENT_CONTENT_OR: |
| 3273 | cur = *child; |
| 3274 | ret = xmlValidateElementTypeElement(ctxt, child, cont->c1); |
| 3275 | if (ret == -1) return(-1); |
| 3276 | if (ret == 1) { |
| 3277 | return(1); |
| 3278 | } |
| 3279 | /* rollback and retry the other path */ |
| 3280 | *child = cur; |
| 3281 | ret = xmlValidateElementTypeElement(ctxt, child, cont->c2); |
| 3282 | if (ret == -1) return(-1); |
| 3283 | if (ret == 0) { |
| 3284 | *child = cur; |
| 3285 | return(0); |
| 3286 | } |
| 3287 | return(1); |
| 3288 | case XML_ELEMENT_CONTENT_SEQ: |
| 3289 | cur = *child; |
| 3290 | ret = xmlValidateElementTypeElement(ctxt, child, cont->c1); |
| 3291 | if (ret == -1) return(-1); |
| 3292 | if (ret == 0) { |
| 3293 | *child = cur; |
| 3294 | return(0); |
| 3295 | } |
| 3296 | ret = xmlValidateElementTypeElement(ctxt, child, cont->c2); |
| 3297 | if (ret == -1) return(-1); |
| 3298 | if (ret == 0) { |
| 3299 | *child = cur; |
| 3300 | return(0); |
| 3301 | } |
| 3302 | return(1); |
| 3303 | } |
| 3304 | return(ret); |
| 3305 | } |
| 3306 | |
| 3307 | /** |
| 3308 | * xmlValidateElementTypeElement: |
| 3309 | * @ctxt: the validation context |
| 3310 | * @child: pointer to the child list |
| 3311 | * @cont: pointer to the content declaration |
| 3312 | * |
| 3313 | * Try to validate the content of an element of type element |
| 3314 | * yeah, Yet Another Regexp Implementation, and recursive |
| 3315 | * |
| 3316 | * returns 1 if valid or 0 and -1 if PCDATA stuff is found, |
| 3317 | * also update child and content values in-situ. |
| 3318 | */ |
| 3319 | |
| 3320 | int |
| 3321 | xmlValidateElementTypeElement(xmlValidCtxtPtr ctxt, xmlNodePtr *child, |
| 3322 | xmlElementContentPtr cont) { |
| 3323 | xmlNodePtr cur; |
| 3324 | int ret = 1; |
| 3325 | |
| 3326 | if (cont == NULL) return(-1); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3327 | |
| 3328 | DEBUG_VALID_STATE(*child, cont) |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3329 | while (*child != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3330 | if ((*child)->type == XML_ENTITY_REF_NODE) { |
| 3331 | /* |
| 3332 | * If there is an entity declared an it's not empty |
| 3333 | * Push the current node on the stack and process with the |
| 3334 | * entity content. |
| 3335 | */ |
| 3336 | if (((*child)->children != NULL) && |
| 3337 | ((*child)->children->children != NULL)) { |
| 3338 | nodeVPush(ctxt, *child); |
| 3339 | *child = (*child)->children->children; |
| 3340 | } else |
| 3341 | *child = (*child)->next; |
| 3342 | continue; |
| 3343 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3344 | if ((*child)->type == XML_PI_NODE) { |
| 3345 | *child = (*child)->next; |
| 3346 | continue; |
| 3347 | } |
| 3348 | if ((*child)->type == XML_COMMENT_NODE) { |
| 3349 | *child = (*child)->next; |
| 3350 | continue; |
| 3351 | } |
| 3352 | else if ((*child)->type != XML_ELEMENT_NODE) { |
| 3353 | return(-1); |
| 3354 | } |
| 3355 | break; |
| 3356 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3357 | DEBUG_VALID_STATE(*child, cont) |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3358 | cur = *child; |
| 3359 | ret = xmlValidateElementTypeExpr(ctxt, child, cont); |
| 3360 | if (ret == -1) return(-1); |
| 3361 | switch (cont->ocur) { |
| 3362 | case XML_ELEMENT_CONTENT_ONCE: |
| 3363 | if (ret == 1) { |
Daniel Veillard | 3a2ebdd | 2000-01-25 19:27:27 +0000 | [diff] [blame] | 3364 | /* skip ignorable elems */ |
| 3365 | while ((*child != NULL) && |
| 3366 | (((*child)->type == XML_PI_NODE) || |
| 3367 | ((*child)->type == XML_COMMENT_NODE))) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3368 | while ((*child)->next == NULL) { |
| 3369 | if (((*child)->parent != NULL) && |
| 3370 | ((*child)->parent->type == XML_ENTITY_REF_NODE)) { |
| 3371 | *child = (*child)->parent; |
| 3372 | } else |
| 3373 | break; |
| 3374 | } |
| 3375 | *child = (*child)->next; |
Daniel Veillard | 3a2ebdd | 2000-01-25 19:27:27 +0000 | [diff] [blame] | 3376 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3377 | return(1); |
| 3378 | } |
| 3379 | *child = cur; |
| 3380 | return(0); |
| 3381 | case XML_ELEMENT_CONTENT_OPT: |
| 3382 | if (ret == 0) { |
| 3383 | *child = cur; |
| 3384 | return(1); |
| 3385 | } |
| 3386 | break; |
| 3387 | case XML_ELEMENT_CONTENT_MULT: |
| 3388 | if (ret == 0) { |
| 3389 | *child = cur; |
| 3390 | break; |
| 3391 | } |
| 3392 | /* no break on purpose */ |
| 3393 | case XML_ELEMENT_CONTENT_PLUS: |
| 3394 | if (ret == 0) { |
| 3395 | *child = cur; |
| 3396 | return(0); |
| 3397 | } |
| 3398 | do { |
| 3399 | cur = *child; |
| 3400 | ret = xmlValidateElementTypeExpr(ctxt, child, cont); |
| 3401 | } while (ret == 1); |
| 3402 | if (ret == -1) return(-1); |
| 3403 | *child = cur; |
| 3404 | break; |
| 3405 | } |
| 3406 | while (*child != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3407 | if ((*child)->type == XML_ENTITY_REF_NODE) { |
| 3408 | /* |
| 3409 | * If there is an entity declared an it's not empty |
| 3410 | * Push the current node on the stack and process with the |
| 3411 | * entity content. |
| 3412 | */ |
| 3413 | if (((*child)->children != NULL) && |
| 3414 | ((*child)->children->children != NULL)) { |
| 3415 | nodeVPush(ctxt, *child); |
| 3416 | *child = (*child)->children->children; |
| 3417 | } else |
| 3418 | *child = (*child)->next; |
| 3419 | continue; |
| 3420 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3421 | if ((*child)->type == XML_PI_NODE) { |
| 3422 | *child = (*child)->next; |
| 3423 | continue; |
| 3424 | } |
| 3425 | if ((*child)->type == XML_COMMENT_NODE) { |
| 3426 | *child = (*child)->next; |
| 3427 | continue; |
| 3428 | } |
| 3429 | else if ((*child)->type != XML_ELEMENT_NODE) { |
| 3430 | return(-1); |
| 3431 | } |
| 3432 | break; |
| 3433 | } |
| 3434 | return(1); |
| 3435 | } |
| 3436 | |
| 3437 | /** |
| 3438 | * xmlSprintfElementChilds: |
| 3439 | * @buf: an output buffer |
| 3440 | * @content: An element |
| 3441 | * @glob: 1 if one must print the englobing parenthesis, 0 otherwise |
| 3442 | * |
| 3443 | * This will dump the list of childs to the buffer |
| 3444 | * Intended just for the debug routine |
| 3445 | */ |
| 3446 | void |
| 3447 | xmlSprintfElementChilds(char *buf, xmlNodePtr node, int glob) { |
| 3448 | xmlNodePtr cur; |
| 3449 | |
| 3450 | if (node == NULL) return; |
| 3451 | if (glob) strcat(buf, "("); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3452 | cur = node->children; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3453 | while (cur != NULL) { |
| 3454 | switch (cur->type) { |
| 3455 | case XML_ELEMENT_NODE: |
Daniel Veillard | b96e643 | 1999-08-29 21:02:19 +0000 | [diff] [blame] | 3456 | strcat(buf, (char *) cur->name); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3457 | if (cur->next != NULL) |
| 3458 | strcat(buf, " "); |
| 3459 | break; |
| 3460 | case XML_TEXT_NODE: |
| 3461 | case XML_CDATA_SECTION_NODE: |
| 3462 | case XML_ENTITY_REF_NODE: |
| 3463 | strcat(buf, "CDATA"); |
| 3464 | if (cur->next != NULL) |
| 3465 | strcat(buf, " "); |
| 3466 | break; |
| 3467 | case XML_ATTRIBUTE_NODE: |
| 3468 | case XML_DOCUMENT_NODE: |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 3469 | case XML_HTML_DOCUMENT_NODE: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3470 | case XML_DOCUMENT_TYPE_NODE: |
| 3471 | case XML_DOCUMENT_FRAG_NODE: |
| 3472 | case XML_NOTATION_NODE: |
| 3473 | strcat(buf, "???"); |
| 3474 | if (cur->next != NULL) |
| 3475 | strcat(buf, " "); |
| 3476 | break; |
| 3477 | case XML_ENTITY_NODE: |
| 3478 | case XML_PI_NODE: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3479 | case XML_DTD_NODE: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3480 | case XML_COMMENT_NODE: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3481 | case XML_ELEMENT_DECL: |
| 3482 | case XML_ATTRIBUTE_DECL: |
| 3483 | case XML_ENTITY_DECL: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3484 | break; |
| 3485 | } |
| 3486 | cur = cur->next; |
| 3487 | } |
| 3488 | if (glob) strcat(buf, ")"); |
| 3489 | } |
| 3490 | |
| 3491 | |
| 3492 | /** |
| 3493 | * xmlValidateOneElement: |
| 3494 | * @ctxt: the validation context |
| 3495 | * @doc: a document instance |
| 3496 | * @elem: an element instance |
| 3497 | * |
| 3498 | * Try to validate a single element and it's attributes, |
| 3499 | * basically it does the following checks as described by the |
| 3500 | * XML-1.0 recommendation: |
| 3501 | * - [ VC: Element Valid ] |
| 3502 | * - [ VC: Required Attribute ] |
| 3503 | * Then call xmlValidateOneAttribute() for each attribute present. |
| 3504 | * |
| 3505 | * The ID/IDREF checkings are done separately |
| 3506 | * |
| 3507 | * returns 1 if valid or 0 otherwise |
| 3508 | */ |
| 3509 | |
| 3510 | int |
| 3511 | xmlValidateOneElement(xmlValidCtxtPtr ctxt, xmlDocPtr doc, |
| 3512 | xmlNodePtr elem) { |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3513 | xmlElementPtr elemDecl = NULL; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3514 | xmlElementContentPtr cont; |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 3515 | xmlAttributePtr attr; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3516 | xmlNodePtr child; |
| 3517 | int ret = 1; |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 3518 | const xmlChar *name; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3519 | |
| 3520 | CHECK_DTD; |
| 3521 | |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3522 | if (elem == NULL) return(0); |
| 3523 | if (elem->type == XML_TEXT_NODE) { |
| 3524 | } |
| 3525 | switch (elem->type) { |
| 3526 | case XML_ATTRIBUTE_NODE: |
| 3527 | VERROR(ctxt->userData, |
| 3528 | "Attribute element not expected here\n"); |
| 3529 | return(0); |
| 3530 | case XML_TEXT_NODE: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3531 | if (elem->children != NULL) { |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3532 | VERROR(ctxt->userData, "Text element has childs !\n"); |
| 3533 | return(0); |
| 3534 | } |
| 3535 | if (elem->properties != NULL) { |
| 3536 | VERROR(ctxt->userData, "Text element has attributes !\n"); |
| 3537 | return(0); |
| 3538 | } |
| 3539 | if (elem->ns != NULL) { |
| 3540 | VERROR(ctxt->userData, "Text element has namespace !\n"); |
| 3541 | return(0); |
| 3542 | } |
| 3543 | if (elem->ns != NULL) { |
| 3544 | VERROR(ctxt->userData, |
| 3545 | "Text element carries namespace definitions !\n"); |
| 3546 | return(0); |
| 3547 | } |
| 3548 | if (elem->content == NULL) { |
| 3549 | VERROR(ctxt->userData, |
| 3550 | "Text element has no content !\n"); |
| 3551 | return(0); |
| 3552 | } |
| 3553 | return(1); |
| 3554 | case XML_CDATA_SECTION_NODE: |
| 3555 | case XML_ENTITY_REF_NODE: |
| 3556 | case XML_PI_NODE: |
| 3557 | case XML_COMMENT_NODE: |
| 3558 | return(1); |
| 3559 | case XML_ENTITY_NODE: |
| 3560 | VERROR(ctxt->userData, |
| 3561 | "Entity element not expected here\n"); |
| 3562 | return(0); |
| 3563 | case XML_NOTATION_NODE: |
| 3564 | VERROR(ctxt->userData, |
| 3565 | "Notation element not expected here\n"); |
| 3566 | return(0); |
| 3567 | case XML_DOCUMENT_NODE: |
| 3568 | case XML_DOCUMENT_TYPE_NODE: |
| 3569 | case XML_DOCUMENT_FRAG_NODE: |
| 3570 | VERROR(ctxt->userData, |
| 3571 | "Document element not expected here\n"); |
| 3572 | return(0); |
| 3573 | case XML_HTML_DOCUMENT_NODE: |
| 3574 | VERROR(ctxt->userData, |
| 3575 | "\n"); |
| 3576 | return(0); |
| 3577 | case XML_ELEMENT_NODE: |
| 3578 | break; |
| 3579 | default: |
| 3580 | VERROR(ctxt->userData, |
| 3581 | "unknown element type %d\n", elem->type); |
| 3582 | return(0); |
| 3583 | } |
| 3584 | if (elem->name == NULL) return(0); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3585 | |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3586 | /* |
| 3587 | * Fetch the declaration for the qualified name |
| 3588 | */ |
| 3589 | if ((elem->ns != NULL) && (elem->ns->prefix != NULL)) { |
| 3590 | elemDecl = xmlGetDtdQElementDesc(doc->intSubset, |
| 3591 | elem->name, elem->ns->prefix); |
| 3592 | if ((elemDecl == NULL) && (doc->extSubset != NULL)) |
| 3593 | elemDecl = xmlGetDtdQElementDesc(doc->extSubset, |
| 3594 | elem->name, elem->ns->prefix); |
| 3595 | } |
| 3596 | |
| 3597 | /* |
| 3598 | * Fetch the declaration for the non qualified name |
| 3599 | */ |
| 3600 | if (elemDecl == NULL) { |
| 3601 | elemDecl = xmlGetDtdElementDesc(doc->intSubset, elem->name); |
| 3602 | if ((elemDecl == NULL) && (doc->extSubset != NULL)) |
| 3603 | elemDecl = xmlGetDtdElementDesc(doc->extSubset, elem->name); |
| 3604 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3605 | if (elemDecl == NULL) { |
| 3606 | VERROR(ctxt->userData, "No declaration for element %s\n", |
| 3607 | elem->name); |
| 3608 | return(0); |
| 3609 | } |
| 3610 | |
| 3611 | /* Check taht the element content matches the definition */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3612 | switch (elemDecl->etype) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3613 | case XML_ELEMENT_TYPE_EMPTY: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3614 | if (elem->children != NULL) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3615 | VERROR(ctxt->userData, |
| 3616 | "Element %s was declared EMPTY this one has content\n", |
| 3617 | elem->name); |
| 3618 | ret = 0; |
| 3619 | } |
| 3620 | break; |
| 3621 | case XML_ELEMENT_TYPE_ANY: |
| 3622 | /* I don't think anything is required then */ |
| 3623 | break; |
| 3624 | case XML_ELEMENT_TYPE_MIXED: |
| 3625 | /* Hum, this start to get messy */ |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3626 | child = elem->children; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3627 | while (child != NULL) { |
| 3628 | if (child->type == XML_ELEMENT_NODE) { |
| 3629 | name = child->name; |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3630 | if ((child->ns != NULL) && (child->ns->prefix != NULL)) { |
| 3631 | xmlChar qname[500]; |
| 3632 | #ifdef HAVE_SNPRINTF |
| 3633 | snprintf((char *) qname, sizeof(qname), "%s:%s", |
| 3634 | child->ns->prefix, child->name); |
| 3635 | #else |
| 3636 | sprintf(qname, "%s:%s", child->name, child->ns->prefix); |
| 3637 | #endif |
| 3638 | cont = elemDecl->content; |
| 3639 | while (cont != NULL) { |
| 3640 | if (cont->type == XML_ELEMENT_CONTENT_ELEMENT) { |
| 3641 | if (!xmlStrcmp(cont->name, qname)) break; |
| 3642 | } else if ((cont->type == XML_ELEMENT_CONTENT_OR) && |
| 3643 | (cont->c1 != NULL) && |
| 3644 | (cont->c1->type == XML_ELEMENT_CONTENT_ELEMENT)){ |
| 3645 | if (!xmlStrcmp(cont->c1->name, qname)) break; |
| 3646 | } else if ((cont->type != XML_ELEMENT_CONTENT_OR) || |
| 3647 | (cont->c1 == NULL) || |
| 3648 | (cont->c1->type != XML_ELEMENT_CONTENT_PCDATA)){ |
| 3649 | /* Internal error !!! */ |
| 3650 | fprintf(stderr, "Internal: MIXED struct bad\n"); |
| 3651 | break; |
| 3652 | } |
| 3653 | cont = cont->c2; |
| 3654 | } |
| 3655 | if (cont != NULL) |
| 3656 | goto child_ok; |
| 3657 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3658 | cont = elemDecl->content; |
| 3659 | while (cont != NULL) { |
| 3660 | if (cont->type == XML_ELEMENT_CONTENT_ELEMENT) { |
| 3661 | if (!xmlStrcmp(cont->name, name)) break; |
| 3662 | } else if ((cont->type == XML_ELEMENT_CONTENT_OR) && |
| 3663 | (cont->c1 != NULL) && |
| 3664 | (cont->c1->type == XML_ELEMENT_CONTENT_ELEMENT)) { |
| 3665 | if (!xmlStrcmp(cont->c1->name, name)) break; |
| 3666 | } else if ((cont->type != XML_ELEMENT_CONTENT_OR) || |
| 3667 | (cont->c1 == NULL) || |
| 3668 | (cont->c1->type != XML_ELEMENT_CONTENT_PCDATA)) { |
| 3669 | /* Internal error !!! */ |
| 3670 | fprintf(stderr, "Internal: MIXED struct bad\n"); |
| 3671 | break; |
| 3672 | } |
| 3673 | cont = cont->c2; |
| 3674 | } |
| 3675 | if (cont == NULL) { |
| 3676 | VERROR(ctxt->userData, |
| 3677 | "Element %s is not declared in %s list of possible childs\n", |
| 3678 | name, elem->name); |
| 3679 | ret = 0; |
| 3680 | } |
| 3681 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3682 | child_ok: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3683 | child = child->next; |
| 3684 | } |
| 3685 | break; |
| 3686 | case XML_ELEMENT_TYPE_ELEMENT: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3687 | child = elem->children; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3688 | cont = elemDecl->content; |
| 3689 | ret = xmlValidateElementTypeElement(ctxt, &child, cont); |
| 3690 | if ((ret == 0) || (child != NULL)) { |
| 3691 | char expr[1000]; |
| 3692 | char list[2000]; |
| 3693 | |
| 3694 | expr[0] = 0; |
| 3695 | xmlSprintfElementContent(expr, cont, 1); |
| 3696 | list[0] = 0; |
| 3697 | xmlSprintfElementChilds(list, elem, 1); |
| 3698 | |
| 3699 | VERROR(ctxt->userData, |
| 3700 | "Element %s content doesn't follow the Dtd\nExpecting %s, got %s\n", |
| 3701 | elem->name, expr, list); |
| 3702 | ret = 0; |
| 3703 | } |
| 3704 | break; |
| 3705 | } |
| 3706 | |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 3707 | /* [ VC: Required Attribute ] */ |
| 3708 | attr = elemDecl->attributes; |
| 3709 | while (attr != NULL) { |
| 3710 | if (attr->def == XML_ATTRIBUTE_REQUIRED) { |
| 3711 | xmlAttrPtr attrib; |
| 3712 | int qualified = -1; |
| 3713 | |
| 3714 | attrib = elem->properties; |
| 3715 | while (attrib != NULL) { |
| 3716 | if (!xmlStrcmp(attrib->name, attr->name)) { |
| 3717 | if (attr->prefix != NULL) { |
| 3718 | xmlNsPtr nameSpace = attrib->ns; |
| 3719 | |
| 3720 | if (nameSpace == NULL) |
| 3721 | nameSpace = elem->ns; |
| 3722 | /* |
| 3723 | * qualified names handling is problematic, having a |
| 3724 | * different prefix should be possible but DTDs don't |
| 3725 | * allow to define the URI instead of the prefix :-( |
| 3726 | */ |
| 3727 | if (nameSpace == NULL) { |
| 3728 | if (qualified < 0) |
| 3729 | qualified = 0; |
| 3730 | } else if (xmlStrcmp(nameSpace->prefix, attr->prefix)) { |
| 3731 | if (qualified < 1) |
| 3732 | qualified = 1; |
| 3733 | } else |
| 3734 | goto found; |
| 3735 | } else { |
| 3736 | /* |
| 3737 | * We should allow applications to define namespaces |
| 3738 | * for their application even if the DTD doesn't |
| 3739 | * carry one, otherwise, basically we would always |
| 3740 | * break. |
| 3741 | */ |
| 3742 | goto found; |
| 3743 | } |
| 3744 | } |
| 3745 | attrib = attrib->next; |
| 3746 | } |
| 3747 | if (qualified == -1) { |
| 3748 | if (attr->prefix == NULL) { |
| 3749 | VERROR(ctxt->userData, |
| 3750 | "Element %s doesn't carry attribute %s\n", |
| 3751 | elem->name, attr->name); |
| 3752 | } else { |
| 3753 | VERROR(ctxt->userData, |
| 3754 | "Element %s doesn't carry attribute %s:%s\n", |
| 3755 | elem->name, attr->prefix,attr->name); |
| 3756 | } |
| 3757 | } else if (qualified == 0) { |
| 3758 | VWARNING(ctxt->userData, |
| 3759 | "Element %s required attribute %s:%s has no prefix\n", |
| 3760 | elem->name, attr->prefix,attr->name); |
| 3761 | } else if (qualified == 1) { |
| 3762 | VWARNING(ctxt->userData, |
| 3763 | "Element %s required attribute %s:%s has different prefix\n", |
| 3764 | elem->name, attr->prefix,attr->name); |
| 3765 | } |
| 3766 | } |
| 3767 | found: |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3768 | attr = attr->nexth; |
Daniel Veillard | dbfd641 | 1999-12-28 16:35:14 +0000 | [diff] [blame] | 3769 | } |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3770 | return(ret); |
| 3771 | } |
| 3772 | |
| 3773 | /** |
| 3774 | * xmlValidateRoot: |
| 3775 | * @ctxt: the validation context |
| 3776 | * @doc: a document instance |
| 3777 | * |
| 3778 | * Try to validate a the root element |
| 3779 | * basically it does the following check as described by the |
| 3780 | * XML-1.0 recommendation: |
| 3781 | * - [ VC: Root Element Type ] |
| 3782 | * it doesn't try to recurse or apply other check to the element |
| 3783 | * |
| 3784 | * returns 1 if valid or 0 otherwise |
| 3785 | */ |
| 3786 | |
| 3787 | int |
| 3788 | xmlValidateRoot(xmlValidCtxtPtr ctxt, xmlDocPtr doc) { |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3789 | xmlNodePtr root; |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3790 | if (doc == NULL) return(0); |
| 3791 | |
| 3792 | if ((doc->intSubset == NULL) || |
| 3793 | (doc->intSubset->name == NULL)) { |
| 3794 | VERROR(ctxt->userData, "Not valid: no DtD found\n"); |
| 3795 | return(0); |
| 3796 | } |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3797 | root = xmlDocGetRootElement(doc); |
| 3798 | if ((root == NULL) || (root->name == NULL)) { |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3799 | VERROR(ctxt->userData, "Not valid: no root element\n"); |
| 3800 | return(0); |
| 3801 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3802 | |
| 3803 | /* |
| 3804 | * Check first the document root against the NQName |
| 3805 | */ |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3806 | if (xmlStrcmp(doc->intSubset->name, root->name)) { |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3807 | if ((root->ns != NULL) && (root->ns->prefix != NULL)) { |
| 3808 | xmlChar qname[500]; |
| 3809 | #ifdef HAVE_SNPRINTF |
| 3810 | snprintf((char *) qname, sizeof(qname), "%s:%s", |
| 3811 | root->ns->prefix, root->name); |
| 3812 | #else |
| 3813 | sprintf(qname, "%s:%s", root->name, root->ns->prefix); |
| 3814 | #endif |
| 3815 | if (!xmlStrcmp(doc->intSubset->name, qname)) |
| 3816 | goto name_ok; |
| 3817 | } |
| 3818 | if ((!xmlStrcmp(doc->intSubset->name, BAD_CAST "HTML")) && |
| 3819 | (!xmlStrcmp(root->name, BAD_CAST "html"))) |
| 3820 | goto name_ok; |
| 3821 | VERROR(ctxt->userData, |
| 3822 | "Not valid: root and DtD name do not match '%s' and '%s'\n", |
| 3823 | root->name, doc->intSubset->name); |
| 3824 | return(0); |
| 3825 | |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3826 | } |
Daniel Veillard | be80396 | 2000-06-28 23:40:59 +0000 | [diff] [blame] | 3827 | name_ok: |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3828 | return(1); |
| 3829 | } |
| 3830 | |
| 3831 | |
| 3832 | /** |
| 3833 | * xmlValidateElement: |
| 3834 | * @ctxt: the validation context |
| 3835 | * @doc: a document instance |
| 3836 | * @elem: an element instance |
| 3837 | * |
| 3838 | * Try to validate the subtree under an element |
| 3839 | * |
| 3840 | * returns 1 if valid or 0 otherwise |
| 3841 | */ |
| 3842 | |
| 3843 | int |
| 3844 | xmlValidateElement(xmlValidCtxtPtr ctxt, xmlDocPtr doc, xmlNodePtr elem) { |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3845 | xmlNodePtr child; |
| 3846 | xmlAttrPtr attr; |
Daniel Veillard | dd6b367 | 1999-09-23 22:19:22 +0000 | [diff] [blame] | 3847 | xmlChar *value; |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3848 | int ret = 1; |
| 3849 | |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3850 | if (elem == NULL) return(0); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3851 | CHECK_DTD; |
| 3852 | |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3853 | ret &= xmlValidateOneElement(ctxt, doc, elem); |
| 3854 | attr = elem->properties; |
| 3855 | while(attr != NULL) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3856 | value = xmlNodeListGetString(doc, attr->children, 0); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3857 | ret &= xmlValidateOneAttribute(ctxt, doc, elem, attr, value); |
| 3858 | if (value != NULL) |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3859 | xmlFree(value); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3860 | attr= attr->next; |
| 3861 | } |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3862 | child = elem->children; |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3863 | while (child != NULL) { |
| 3864 | ret &= xmlValidateElement(ctxt, doc, child); |
| 3865 | child = child->next; |
| 3866 | } |
| 3867 | |
| 3868 | return(ret); |
| 3869 | } |
| 3870 | |
| 3871 | /** |
| 3872 | * xmlValidateDocumentFinal: |
| 3873 | * @ctxt: the validation context |
| 3874 | * @doc: a document instance |
| 3875 | * |
| 3876 | * Does the final step for the document validation once all the |
| 3877 | * incremental validation steps have been completed |
| 3878 | * |
| 3879 | * basically it does the following checks described by the XML Rec |
| 3880 | * |
| 3881 | * |
| 3882 | * returns 1 if valid or 0 otherwise |
| 3883 | */ |
| 3884 | |
| 3885 | int |
| 3886 | xmlValidateDocumentFinal(xmlValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 3887 | int ret = 1, i; |
| 3888 | xmlRefTablePtr table; |
| 3889 | xmlAttrPtr id; |
| 3890 | |
| 3891 | if (doc == NULL) { |
| 3892 | fprintf(stderr, "xmlValidateDocumentFinal: doc == NULL\n"); |
| 3893 | return(0); |
| 3894 | } |
| 3895 | |
| 3896 | /* |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3897 | * Check all the NOTATION/NOTATIONS attributes |
| 3898 | */ |
| 3899 | /* |
| 3900 | * Check all the ENTITY/ENTITIES attributes definition for validity |
| 3901 | */ |
| 3902 | /* |
| 3903 | * Check all the IDREF/IDREFS attributes definition for validity |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3904 | */ |
| 3905 | table = doc->refs; |
| 3906 | if (table != NULL) { |
| 3907 | for (i = 0; i < table->nb_refs; i++) { |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3908 | if (table->table[i]->attr->atype == XML_ATTRIBUTE_IDREF) { |
| 3909 | id = xmlGetID(doc, table->table[i]->value); |
| 3910 | if (id == NULL) { |
| 3911 | VERROR(ctxt->userData, |
| 3912 | "IDREF attribute %s reference an unknown ID \"%s\"\n", |
| 3913 | table->table[i]->attr->name, table->table[i]->value); |
| 3914 | ret = 0; |
| 3915 | } |
| 3916 | } else if (table->table[i]->attr->atype == XML_ATTRIBUTE_IDREFS) { |
| 3917 | xmlChar *dup, *name = NULL, *cur, save; |
| 3918 | |
| 3919 | dup = xmlStrdup(table->table[i]->value); |
| 3920 | if (dup == NULL) |
| 3921 | return(0); |
| 3922 | cur = dup; |
| 3923 | while (*cur != 0) { |
| 3924 | name = cur; |
| 3925 | while ((*cur != 0) && (!IS_BLANK(*cur))) cur++; |
| 3926 | save = *cur; |
| 3927 | *cur = 0; |
| 3928 | id = xmlGetID(doc, name); |
| 3929 | if (id == NULL) { |
| 3930 | VERROR(ctxt->userData, |
| 3931 | "IDREFS attribute %s reference an unknown ID \"%s\"\n", |
| 3932 | table->table[i]->attr->name, name); |
| 3933 | ret = 0; |
| 3934 | } |
| 3935 | if (save == 0) |
| 3936 | break; |
| 3937 | *cur = save; |
| 3938 | while (IS_BLANK(*cur)) cur++; |
| 3939 | } |
| 3940 | xmlFree(dup); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 3941 | } |
| 3942 | } |
| 3943 | } |
| 3944 | return(ret); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3945 | } |
| 3946 | |
| 3947 | /** |
| 3948 | * xmlValidateDtd: |
| 3949 | * @ctxt: the validation context |
| 3950 | * @doc: a document instance |
| 3951 | * @dtd: a dtd instance |
| 3952 | * |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3953 | * Try to validate the document against the dtd instance |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3954 | * |
| 3955 | * basically it does check all the definitions in the DtD. |
| 3956 | * |
| 3957 | * returns 1 if valid or 0 otherwise |
| 3958 | */ |
| 3959 | |
| 3960 | int |
| 3961 | xmlValidateDtd(xmlValidCtxtPtr ctxt, xmlDocPtr doc, xmlDtdPtr dtd) { |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 3962 | int ret; |
| 3963 | xmlDtdPtr oldExt; |
| 3964 | xmlNodePtr root; |
| 3965 | |
| 3966 | if (dtd == NULL) return(0); |
| 3967 | if (doc == NULL) return(0); |
| 3968 | oldExt = doc->extSubset; |
| 3969 | doc->extSubset = dtd; |
| 3970 | ret = xmlValidateRoot(ctxt, doc); |
| 3971 | if (ret == 0) { |
| 3972 | doc->extSubset = oldExt; |
| 3973 | return(ret); |
| 3974 | } |
| 3975 | root = xmlDocGetRootElement(doc); |
| 3976 | ret = xmlValidateElement(ctxt, doc, root); |
| 3977 | ret &= xmlValidateDocumentFinal(ctxt, doc); |
| 3978 | doc->extSubset = oldExt; |
| 3979 | return(ret); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 3980 | } |
| 3981 | |
| 3982 | /** |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 3983 | * xmlValidateDtdFinal: |
| 3984 | * @ctxt: the validation context |
| 3985 | * @doc: a document instance |
| 3986 | * |
| 3987 | * Does the final step for the dtds validation once all the |
| 3988 | * subsets have been parsed |
| 3989 | * |
| 3990 | * basically it does the following checks described by the XML Rec |
| 3991 | * - check that ENTITY and ENTITIES type attributes default or |
| 3992 | * possible values matches one of the defined entities. |
| 3993 | * - check that NOTATION type attributes default or |
| 3994 | * possible values matches one of the defined notations. |
| 3995 | * |
| 3996 | * returns 1 if valid or 0 otherwise |
| 3997 | */ |
| 3998 | |
| 3999 | int |
| 4000 | xmlValidateDtdFinal(xmlValidCtxtPtr ctxt, xmlDocPtr doc) { |
| 4001 | int ret = 1, i; |
| 4002 | xmlDtdPtr dtd; |
| 4003 | xmlAttributeTablePtr table; |
| 4004 | xmlAttributePtr cur; |
| 4005 | |
| 4006 | if (doc == NULL) return(0); |
| 4007 | if ((doc->intSubset == NULL) && (doc->extSubset == NULL)) |
| 4008 | return(0); |
| 4009 | dtd = doc->intSubset; |
| 4010 | if ((dtd != NULL) && (dtd->attributes != NULL)) { |
| 4011 | table = dtd->attributes; |
| 4012 | |
| 4013 | for (i = 0;i < table->nb_attributes;i++) { |
| 4014 | cur = table->table[i]; |
| 4015 | switch (cur->atype) { |
| 4016 | case XML_ATTRIBUTE_CDATA: |
| 4017 | case XML_ATTRIBUTE_ID: |
| 4018 | case XML_ATTRIBUTE_IDREF : |
| 4019 | case XML_ATTRIBUTE_IDREFS: |
| 4020 | case XML_ATTRIBUTE_NMTOKEN: |
| 4021 | case XML_ATTRIBUTE_NMTOKENS: |
| 4022 | case XML_ATTRIBUTE_ENUMERATION: |
| 4023 | break; |
| 4024 | case XML_ATTRIBUTE_ENTITY: |
| 4025 | case XML_ATTRIBUTE_ENTITIES: |
| 4026 | case XML_ATTRIBUTE_NOTATION: |
| 4027 | if (cur->defaultValue != NULL) { |
| 4028 | ret &= xmlValidateAttributeValue2(ctxt, doc, cur->name, |
| 4029 | cur->atype, cur->defaultValue); |
| 4030 | } |
| 4031 | if (cur->tree != NULL) { |
| 4032 | xmlEnumerationPtr tree = cur->tree; |
| 4033 | while (tree != NULL) { |
| 4034 | ret &= xmlValidateAttributeValue2(ctxt, doc, |
| 4035 | cur->name, cur->atype, tree->name); |
| 4036 | tree = tree->next; |
| 4037 | } |
| 4038 | } |
| 4039 | } |
| 4040 | } |
| 4041 | } |
| 4042 | dtd = doc->extSubset; |
| 4043 | if ((dtd != NULL) && (dtd->attributes != NULL)) { |
| 4044 | table = dtd->attributes; |
| 4045 | |
| 4046 | for (i = 0;i < table->nb_attributes;i++) { |
| 4047 | cur = table->table[i]; |
| 4048 | switch (cur->atype) { |
| 4049 | case XML_ATTRIBUTE_CDATA: |
| 4050 | case XML_ATTRIBUTE_ID: |
| 4051 | case XML_ATTRIBUTE_IDREF : |
| 4052 | case XML_ATTRIBUTE_IDREFS: |
| 4053 | case XML_ATTRIBUTE_NMTOKEN: |
| 4054 | case XML_ATTRIBUTE_NMTOKENS: |
| 4055 | case XML_ATTRIBUTE_ENUMERATION: |
| 4056 | break; |
| 4057 | case XML_ATTRIBUTE_ENTITY: |
| 4058 | case XML_ATTRIBUTE_ENTITIES: |
| 4059 | case XML_ATTRIBUTE_NOTATION: |
| 4060 | if (cur->defaultValue != NULL) { |
| 4061 | ret &= xmlValidateAttributeValue2(ctxt, doc, cur->name, |
| 4062 | cur->atype, cur->defaultValue); |
| 4063 | } |
| 4064 | if (cur->tree != NULL) { |
| 4065 | xmlEnumerationPtr tree = cur->tree; |
| 4066 | while (tree != NULL) { |
| 4067 | ret &= xmlValidateAttributeValue2(ctxt, doc, |
| 4068 | cur->name, cur->atype, tree->name); |
| 4069 | tree = tree->next; |
| 4070 | } |
| 4071 | } |
| 4072 | } |
| 4073 | } |
| 4074 | } |
| 4075 | return(ret); |
| 4076 | } |
| 4077 | |
| 4078 | /** |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 4079 | * xmlValidateDocument: |
| 4080 | * @ctxt: the validation context |
| 4081 | * @doc: a document instance |
| 4082 | * |
| 4083 | * Try to validate the document instance |
| 4084 | * |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 4085 | * basically it does the all the checks described by the XML Rec |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 4086 | * i.e. validates the internal and external subset (if present) |
| 4087 | * and validate the document tree. |
| 4088 | * |
| 4089 | * returns 1 if valid or 0 otherwise |
| 4090 | */ |
| 4091 | |
| 4092 | int |
| 4093 | xmlValidateDocument(xmlValidCtxtPtr ctxt, xmlDocPtr doc) { |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 4094 | int ret; |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 4095 | xmlNodePtr root; |
| 4096 | |
| 4097 | if ((doc->intSubset == NULL) && (doc->extSubset == NULL)) |
| 4098 | return(0); |
| 4099 | if ((doc->intSubset != NULL) && ((doc->intSubset->SystemID != NULL) || |
| 4100 | (doc->intSubset->ExternalID != NULL)) && (doc->extSubset == NULL)) { |
| 4101 | doc->extSubset = xmlParseDTD(doc->intSubset->ExternalID, |
| 4102 | doc->intSubset->SystemID); |
| 4103 | if (doc->extSubset == NULL) { |
| 4104 | if (doc->intSubset->SystemID != NULL) { |
| 4105 | VERROR(ctxt->userData, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4106 | "Could not load the external subset \"%s\"\n", |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 4107 | doc->intSubset->SystemID); |
| 4108 | } else { |
| 4109 | VERROR(ctxt->userData, |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4110 | "Could not load the external subset \"%s\"\n", |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 4111 | doc->intSubset->ExternalID); |
| 4112 | } |
| 4113 | return(0); |
| 4114 | } |
| 4115 | } |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 4116 | |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4117 | ret = xmlValidateDtdFinal(ctxt, doc); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 4118 | if (!xmlValidateRoot(ctxt, doc)) return(0); |
| 4119 | |
Daniel Veillard | 944b5ff | 1999-12-15 19:08:24 +0000 | [diff] [blame] | 4120 | root = xmlDocGetRootElement(doc); |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4121 | ret &= xmlValidateElement(ctxt, doc, root); |
Daniel Veillard | c08a2c6 | 1999-09-08 21:35:25 +0000 | [diff] [blame] | 4122 | ret &= xmlValidateDocumentFinal(ctxt, doc); |
| 4123 | return(ret); |
Daniel Veillard | b05deb7 | 1999-08-10 19:04:08 +0000 | [diff] [blame] | 4124 | } |
| 4125 | |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4126 | |
| 4127 | /************************************************************************ |
| 4128 | * * |
| 4129 | * Routines for dynamic validation editing * |
| 4130 | * * |
| 4131 | ************************************************************************/ |
| 4132 | |
| 4133 | /** |
| 4134 | * xmlValidGetPotentialChildren: |
| 4135 | * @ctree: an element content tree |
| 4136 | * @list: an array to store the list of child names |
| 4137 | * @len: a pointer to the number of element in the list |
| 4138 | * @max: the size of the array |
| 4139 | * |
| 4140 | * Build/extend a list of potential children allowed by the content tree |
| 4141 | * |
| 4142 | * returns the number of element in the list, or -1 in case of error. |
| 4143 | */ |
| 4144 | |
| 4145 | int |
| 4146 | xmlValidGetPotentialChildren(xmlElementContent *ctree, const xmlChar **list, |
| 4147 | int *len, int max) { |
| 4148 | int i; |
| 4149 | |
| 4150 | if ((ctree == NULL) || (list == NULL) || (len == NULL)) |
| 4151 | return(-1); |
| 4152 | if (*len >= max) return(*len); |
| 4153 | |
| 4154 | switch (ctree->type) { |
| 4155 | case XML_ELEMENT_CONTENT_PCDATA: |
| 4156 | for (i = 0; i < *len;i++) |
Daniel Veillard | a819dac | 1999-11-24 18:04:22 +0000 | [diff] [blame] | 4157 | if (!xmlStrcmp(BAD_CAST "#PCDATA", list[i])) return(*len); |
| 4158 | list[(*len)++] = BAD_CAST "#PCDATA"; |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4159 | break; |
| 4160 | case XML_ELEMENT_CONTENT_ELEMENT: |
| 4161 | for (i = 0; i < *len;i++) |
| 4162 | if (!xmlStrcmp(ctree->name, list[i])) return(*len); |
| 4163 | list[(*len)++] = ctree->name; |
| 4164 | break; |
| 4165 | case XML_ELEMENT_CONTENT_SEQ: |
| 4166 | xmlValidGetPotentialChildren(ctree->c1, list, len, max); |
| 4167 | xmlValidGetPotentialChildren(ctree->c2, list, len, max); |
| 4168 | break; |
| 4169 | case XML_ELEMENT_CONTENT_OR: |
| 4170 | xmlValidGetPotentialChildren(ctree->c1, list, len, max); |
| 4171 | xmlValidGetPotentialChildren(ctree->c2, list, len, max); |
| 4172 | break; |
| 4173 | } |
| 4174 | |
| 4175 | return(*len); |
| 4176 | } |
| 4177 | |
| 4178 | /** |
| 4179 | * xmlValidGetValidElements: |
| 4180 | * @prev: an element to insert after |
| 4181 | * @next: an element to insert next |
| 4182 | * @list: an array to store the list of child names |
| 4183 | * @max: the size of the array |
| 4184 | * |
| 4185 | * This function returns the list of authorized children to insert |
| 4186 | * within an existing tree while respecting the validity constraints |
| 4187 | * forced by the Dtd. The insertion point is defined using @prev and |
| 4188 | * @next in the following ways: |
| 4189 | * to insert before 'node': xmlValidGetValidElements(node->prev, node, ... |
| 4190 | * to insert next 'node': xmlValidGetValidElements(node, node->next, ... |
| 4191 | * to replace 'node': xmlValidGetValidElements(node->prev, node->next, ... |
| 4192 | * to prepend a child to 'node': xmlValidGetValidElements(NULL, node->childs, |
| 4193 | * to append a child to 'node': xmlValidGetValidElements(node->last, NULL, ... |
| 4194 | * |
| 4195 | * pointers to the element names are inserted at the beginning of the array |
| 4196 | * and do not need to be freed. |
| 4197 | * |
| 4198 | * returns the number of element in the list, or -1 in case of error. If |
| 4199 | * the function returns the value @max the caller is invited to grow the |
| 4200 | * receiving array and retry. |
| 4201 | */ |
| 4202 | |
| 4203 | int |
| 4204 | xmlValidGetValidElements(xmlNode *prev, xmlNode *next, const xmlChar **list, |
| 4205 | int max) { |
| 4206 | int nb_valid_elements = 0; |
| 4207 | const xmlChar *elements[256]; |
| 4208 | int nb_elements = 0, i; |
| 4209 | |
| 4210 | xmlNode *ref_node; |
| 4211 | xmlNode *parent; |
| 4212 | xmlNode *test_node; |
| 4213 | |
| 4214 | xmlNode *prev_next; |
| 4215 | xmlNode *next_prev; |
| 4216 | xmlNode *parent_childs; |
| 4217 | xmlNode *parent_last; |
| 4218 | |
| 4219 | xmlElement *element_desc; |
| 4220 | |
| 4221 | if (prev == NULL && next == NULL) |
| 4222 | return(-1); |
| 4223 | |
| 4224 | if (list == NULL) return(-1); |
| 4225 | if (max <= 0) return(-1); |
| 4226 | |
| 4227 | nb_valid_elements = 0; |
| 4228 | ref_node = prev ? prev : next; |
| 4229 | parent = ref_node->parent; |
| 4230 | |
| 4231 | /* |
| 4232 | * Retrieves the parent element declaration |
| 4233 | */ |
| 4234 | element_desc = xmlGetDtdElementDesc(parent->doc->intSubset, |
| 4235 | parent->name); |
| 4236 | if ((element_desc == NULL) && (parent->doc->extSubset != NULL)) |
| 4237 | element_desc = xmlGetDtdElementDesc(parent->doc->extSubset, |
| 4238 | parent->name); |
| 4239 | if (element_desc == NULL) return(-1); |
| 4240 | |
| 4241 | /* |
| 4242 | * Do a backup of the current tree structure |
| 4243 | */ |
| 4244 | prev_next = prev ? prev->next : NULL; |
| 4245 | next_prev = next ? next->prev : NULL; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4246 | parent_childs = parent->children; |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4247 | parent_last = parent->last; |
| 4248 | |
| 4249 | /* |
| 4250 | * Creates a dummy node and insert it into the tree |
| 4251 | */ |
Daniel Veillard | a819dac | 1999-11-24 18:04:22 +0000 | [diff] [blame] | 4252 | test_node = xmlNewNode (NULL, BAD_CAST "<!dummy?>"); |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4253 | test_node->doc = ref_node->doc; |
| 4254 | test_node->parent = parent; |
| 4255 | test_node->prev = prev; |
| 4256 | test_node->next = next; |
| 4257 | |
| 4258 | if (prev) prev->next = test_node; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4259 | else parent->children = test_node; |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4260 | |
| 4261 | if (next) next->prev = test_node; |
| 4262 | else parent->last = test_node; |
| 4263 | |
| 4264 | /* |
| 4265 | * Insert each potential child node and check if the parent is |
| 4266 | * still valid |
| 4267 | */ |
| 4268 | nb_elements = xmlValidGetPotentialChildren(element_desc->content, |
| 4269 | elements, &nb_elements, 256); |
| 4270 | |
| 4271 | for (i = 0;i < nb_elements;i++) { |
| 4272 | test_node->name = elements[i]; |
| 4273 | if (xmlValidateOneElement(NULL, parent->doc, parent)) { |
| 4274 | int j; |
| 4275 | |
| 4276 | for (j = 0; j < nb_valid_elements;j++) |
| 4277 | if (!xmlStrcmp(elements[i], list[j])) break; |
| 4278 | list[nb_valid_elements++] = elements[i]; |
| 4279 | if (nb_valid_elements >= max) break; |
| 4280 | } |
| 4281 | } |
| 4282 | |
| 4283 | /* |
| 4284 | * Restore the tree structure |
| 4285 | */ |
| 4286 | if (prev) prev->next = prev_next; |
| 4287 | if (next) next->prev = next_prev; |
Daniel Veillard | cf46199 | 2000-03-14 18:30:20 +0000 | [diff] [blame] | 4288 | parent->children = parent_childs; |
Daniel Veillard | 7c1206f | 1999-10-14 09:10:25 +0000 | [diff] [blame] | 4289 | parent->last = parent_last; |
| 4290 | |
| 4291 | return(nb_valid_elements); |
| 4292 | } |