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1 /*
2  * debugXML.c : This is a set of routines used for debugging the tree
3  *              produced by the XML parser.
4  *
5  * See Copyright for the status of this software.
6  *
7  * Daniel Veillard <daniel@veillard.com>
8  */
9 
10 #define IN_LIBXML
11 #include "libxml.h"
12 #ifdef LIBXML_DEBUG_ENABLED
13 
14 #include <string.h>
15 #ifdef HAVE_STDLIB_H
16 #include <stdlib.h>
17 #endif
18 #ifdef HAVE_STRING_H
19 #include <string.h>
20 #endif
21 #include <libxml/xmlmemory.h>
22 #include <libxml/tree.h>
23 #include <libxml/parser.h>
24 #include <libxml/parserInternals.h>
25 #include <libxml/valid.h>
26 #include <libxml/debugXML.h>
27 #include <libxml/HTMLtree.h>
28 #include <libxml/HTMLparser.h>
29 #include <libxml/xmlerror.h>
30 #include <libxml/globals.h>
31 #include <libxml/xpathInternals.h>
32 #include <libxml/uri.h>
33 #ifdef LIBXML_SCHEMAS_ENABLED
34 #include <libxml/relaxng.h>
35 #endif
36 
37 #define DUMP_TEXT_TYPE 1
38 
39 typedef struct _xmlDebugCtxt xmlDebugCtxt;
40 typedef xmlDebugCtxt *xmlDebugCtxtPtr;
41 struct _xmlDebugCtxt {
42     FILE *output;               /* the output file */
43     char shift[101];            /* used for indenting */
44     int depth;                  /* current depth */
45     xmlDocPtr doc;              /* current document */
46     xmlNodePtr node;		/* current node */
47     xmlDictPtr dict;		/* the doc dictionnary */
48     int check;                  /* do just checkings */
49     int errors;                 /* number of errors found */
50     int nodict;			/* if the document has no dictionnary */
51     int options;		/* options */
52 };
53 
54 static void xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node);
55 
56 static void
xmlCtxtDumpInitCtxt(xmlDebugCtxtPtr ctxt)57 xmlCtxtDumpInitCtxt(xmlDebugCtxtPtr ctxt)
58 {
59     int i;
60 
61     ctxt->depth = 0;
62     ctxt->check = 0;
63     ctxt->errors = 0;
64     ctxt->output = stdout;
65     ctxt->doc = NULL;
66     ctxt->node = NULL;
67     ctxt->dict = NULL;
68     ctxt->nodict = 0;
69     ctxt->options = 0;
70     for (i = 0; i < 100; i++)
71         ctxt->shift[i] = ' ';
72     ctxt->shift[100] = 0;
73 }
74 
75 static void
xmlCtxtDumpCleanCtxt(xmlDebugCtxtPtr ctxt ATTRIBUTE_UNUSED)76 xmlCtxtDumpCleanCtxt(xmlDebugCtxtPtr ctxt ATTRIBUTE_UNUSED)
77 {
78  /* remove the ATTRIBUTE_UNUSED when this is added */
79 }
80 
81 /**
82  * xmlNsCheckScope:
83  * @node: the node
84  * @ns: the namespace node
85  *
86  * Check that a given namespace is in scope on a node.
87  *
88  * Returns 1 if in scope, -1 in case of argument error,
89  *         -2 if the namespace is not in scope, and -3 if not on
90  *         an ancestor node.
91  */
92 static int
xmlNsCheckScope(xmlNodePtr node,xmlNsPtr ns)93 xmlNsCheckScope(xmlNodePtr node, xmlNsPtr ns)
94 {
95     xmlNsPtr cur;
96 
97     if ((node == NULL) || (ns == NULL))
98         return(-1);
99 
100     if ((node->type != XML_ELEMENT_NODE) &&
101 	(node->type != XML_ATTRIBUTE_NODE) &&
102 	(node->type != XML_DOCUMENT_NODE) &&
103 	(node->type != XML_TEXT_NODE) &&
104 	(node->type != XML_HTML_DOCUMENT_NODE) &&
105 	(node->type != XML_XINCLUDE_START))
106 	return(-2);
107 
108     while ((node != NULL) &&
109            ((node->type == XML_ELEMENT_NODE) ||
110             (node->type == XML_ATTRIBUTE_NODE) ||
111             (node->type == XML_TEXT_NODE) ||
112 	    (node->type == XML_XINCLUDE_START))) {
113 	if ((node->type == XML_ELEMENT_NODE) ||
114 	    (node->type == XML_XINCLUDE_START)) {
115 	    cur = node->nsDef;
116 	    while (cur != NULL) {
117 	        if (cur == ns)
118 		    return(1);
119 		if (xmlStrEqual(cur->prefix, ns->prefix))
120 		    return(-2);
121 		cur = cur->next;
122 	    }
123 	}
124 	node = node->parent;
125     }
126     /* the xml namespace may be declared on the document node */
127     if ((node != NULL) &&
128         ((node->type == XML_DOCUMENT_NODE) ||
129 	 (node->type == XML_HTML_DOCUMENT_NODE))) {
130 	 xmlNsPtr oldNs = ((xmlDocPtr) node)->oldNs;
131 	 if (oldNs == ns)
132 	     return(1);
133     }
134     return(-3);
135 }
136 
137 static void
xmlCtxtDumpSpaces(xmlDebugCtxtPtr ctxt)138 xmlCtxtDumpSpaces(xmlDebugCtxtPtr ctxt)
139 {
140     if (ctxt->check)
141         return;
142     if ((ctxt->output != NULL) && (ctxt->depth > 0)) {
143         if (ctxt->depth < 50)
144             fprintf(ctxt->output, "%s", &ctxt->shift[100 - 2 * ctxt->depth]);
145         else
146             fprintf(ctxt->output, "%s", ctxt->shift);
147     }
148 }
149 
150 /**
151  * xmlDebugErr:
152  * @ctxt:  a debug context
153  * @error:  the error code
154  *
155  * Handle a debug error.
156  */
157 static void
xmlDebugErr(xmlDebugCtxtPtr ctxt,int error,const char * msg)158 xmlDebugErr(xmlDebugCtxtPtr ctxt, int error, const char *msg)
159 {
160     ctxt->errors++;
161     __xmlRaiseError(NULL, NULL, NULL,
162 		    NULL, ctxt->node, XML_FROM_CHECK,
163 		    error, XML_ERR_ERROR, NULL, 0,
164 		    NULL, NULL, NULL, 0, 0,
165 		    "%s", msg);
166 }
167 static void
xmlDebugErr2(xmlDebugCtxtPtr ctxt,int error,const char * msg,int extra)168 xmlDebugErr2(xmlDebugCtxtPtr ctxt, int error, const char *msg, int extra)
169 {
170     ctxt->errors++;
171     __xmlRaiseError(NULL, NULL, NULL,
172 		    NULL, ctxt->node, XML_FROM_CHECK,
173 		    error, XML_ERR_ERROR, NULL, 0,
174 		    NULL, NULL, NULL, 0, 0,
175 		    msg, extra);
176 }
177 static void
xmlDebugErr3(xmlDebugCtxtPtr ctxt,int error,const char * msg,const char * extra)178 xmlDebugErr3(xmlDebugCtxtPtr ctxt, int error, const char *msg, const char *extra)
179 {
180     ctxt->errors++;
181     __xmlRaiseError(NULL, NULL, NULL,
182 		    NULL, ctxt->node, XML_FROM_CHECK,
183 		    error, XML_ERR_ERROR, NULL, 0,
184 		    NULL, NULL, NULL, 0, 0,
185 		    msg, extra);
186 }
187 
188 /**
189  * xmlCtxtNsCheckScope:
190  * @ctxt: the debugging context
191  * @node: the node
192  * @ns: the namespace node
193  *
194  * Report if a given namespace is is not in scope.
195  */
196 static void
xmlCtxtNsCheckScope(xmlDebugCtxtPtr ctxt,xmlNodePtr node,xmlNsPtr ns)197 xmlCtxtNsCheckScope(xmlDebugCtxtPtr ctxt, xmlNodePtr node, xmlNsPtr ns)
198 {
199     int ret;
200 
201     ret = xmlNsCheckScope(node, ns);
202     if (ret == -2) {
203         if (ns->prefix == NULL)
204 	    xmlDebugErr(ctxt, XML_CHECK_NS_SCOPE,
205 			"Reference to default namespace not in scope\n");
206 	else
207 	    xmlDebugErr3(ctxt, XML_CHECK_NS_SCOPE,
208 			 "Reference to namespace '%s' not in scope\n",
209 			 (char *) ns->prefix);
210     }
211     if (ret == -3) {
212         if (ns->prefix == NULL)
213 	    xmlDebugErr(ctxt, XML_CHECK_NS_ANCESTOR,
214 			"Reference to default namespace not on ancestor\n");
215 	else
216 	    xmlDebugErr3(ctxt, XML_CHECK_NS_ANCESTOR,
217 			 "Reference to namespace '%s' not on ancestor\n",
218 			 (char *) ns->prefix);
219     }
220 }
221 
222 /**
223  * xmlCtxtCheckString:
224  * @ctxt: the debug context
225  * @str: the string
226  *
227  * Do debugging on the string, currently it just checks the UTF-8 content
228  */
229 static void
xmlCtxtCheckString(xmlDebugCtxtPtr ctxt,const xmlChar * str)230 xmlCtxtCheckString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
231 {
232     if (str == NULL) return;
233     if (ctxt->check) {
234         if (!xmlCheckUTF8(str)) {
235 	    xmlDebugErr3(ctxt, XML_CHECK_NOT_UTF8,
236 			 "String is not UTF-8 %s", (const char *) str);
237 	}
238     }
239 }
240 
241 /**
242  * xmlCtxtCheckName:
243  * @ctxt: the debug context
244  * @name: the name
245  *
246  * Do debugging on the name, for example the dictionnary status and
247  * conformance to the Name production.
248  */
249 static void
xmlCtxtCheckName(xmlDebugCtxtPtr ctxt,const xmlChar * name)250 xmlCtxtCheckName(xmlDebugCtxtPtr ctxt, const xmlChar * name)
251 {
252     if (ctxt->check) {
253 	if (name == NULL) {
254 	    xmlDebugErr(ctxt, XML_CHECK_NO_NAME, "Name is NULL");
255 	    return;
256 	}
257         if (xmlValidateName(name, 0)) {
258 	    xmlDebugErr3(ctxt, XML_CHECK_NOT_NCNAME,
259 			 "Name is not an NCName '%s'", (const char *) name);
260 	}
261 	if ((ctxt->dict != NULL) &&
262 	    (!xmlDictOwns(ctxt->dict, name)) &&
263             ((ctxt->doc == NULL) ||
264              ((ctxt->doc->parseFlags & (XML_PARSE_SAX1 | XML_PARSE_NODICT)) == 0))) {
265 	    xmlDebugErr3(ctxt, XML_CHECK_OUTSIDE_DICT,
266 			 "Name is not from the document dictionnary '%s'",
267 			 (const char *) name);
268 	}
269     }
270 }
271 
272 static void
xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt,xmlNodePtr node)273 xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt, xmlNodePtr node) {
274     xmlDocPtr doc;
275     xmlDictPtr dict;
276 
277     doc = node->doc;
278 
279     if (node->parent == NULL)
280         xmlDebugErr(ctxt, XML_CHECK_NO_PARENT,
281 	            "Node has no parent\n");
282     if (node->doc == NULL) {
283         xmlDebugErr(ctxt, XML_CHECK_NO_DOC,
284 	            "Node has no doc\n");
285         dict = NULL;
286     } else {
287 	dict = doc->dict;
288 	if ((dict == NULL) && (ctxt->nodict == 0)) {
289 #if 0
290             /* desactivated right now as it raises too many errors */
291 	    if (doc->type == XML_DOCUMENT_NODE)
292 		xmlDebugErr(ctxt, XML_CHECK_NO_DICT,
293 			    "Document has no dictionnary\n");
294 #endif
295 	    ctxt->nodict = 1;
296 	}
297 	if (ctxt->doc == NULL)
298 	    ctxt->doc = doc;
299 
300 	if (ctxt->dict == NULL) {
301 	    ctxt->dict = dict;
302 	}
303     }
304     if ((node->parent != NULL) && (node->doc != node->parent->doc) &&
305         (!xmlStrEqual(node->name, BAD_CAST "pseudoroot")))
306         xmlDebugErr(ctxt, XML_CHECK_WRONG_DOC,
307 	            "Node doc differs from parent's one\n");
308     if (node->prev == NULL) {
309         if (node->type == XML_ATTRIBUTE_NODE) {
310 	    if ((node->parent != NULL) &&
311 	        (node != (xmlNodePtr) node->parent->properties))
312 		xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
313                     "Attr has no prev and not first of attr list\n");
314 
315         } else if ((node->parent != NULL) && (node->parent->children != node))
316 	    xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
317                     "Node has no prev and not first of parent list\n");
318     } else {
319         if (node->prev->next != node)
320 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PREV,
321                         "Node prev->next : back link wrong\n");
322     }
323     if (node->next == NULL) {
324 	if ((node->parent != NULL) && (node->type != XML_ATTRIBUTE_NODE) &&
325 	    (node->parent->last != node) &&
326 	    (node->parent->type == XML_ELEMENT_NODE))
327 	    xmlDebugErr(ctxt, XML_CHECK_NO_NEXT,
328                     "Node has no next and not last of parent list\n");
329     } else {
330         if (node->next->prev != node)
331 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_NEXT,
332                     "Node next->prev : forward link wrong\n");
333         if (node->next->parent != node->parent)
334 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PARENT,
335                     "Node next->prev : forward link wrong\n");
336     }
337     if (node->type == XML_ELEMENT_NODE) {
338         xmlNsPtr ns;
339 
340 	ns = node->nsDef;
341 	while (ns != NULL) {
342 	    xmlCtxtNsCheckScope(ctxt, node, ns);
343 	    ns = ns->next;
344 	}
345 	if (node->ns != NULL)
346 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
347     } else if (node->type == XML_ATTRIBUTE_NODE) {
348 	if (node->ns != NULL)
349 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
350     }
351 
352     if ((node->type != XML_ELEMENT_NODE) &&
353 	(node->type != XML_ATTRIBUTE_NODE) &&
354 	(node->type != XML_ELEMENT_DECL) &&
355 	(node->type != XML_ATTRIBUTE_DECL) &&
356 	(node->type != XML_DTD_NODE) &&
357 	(node->type != XML_ELEMENT_DECL) &&
358 	(node->type != XML_HTML_DOCUMENT_NODE) &&
359 	(node->type != XML_DOCUMENT_NODE)) {
360 	if (node->content != NULL)
361 	    xmlCtxtCheckString(ctxt, (const xmlChar *) node->content);
362     }
363     switch (node->type) {
364         case XML_ELEMENT_NODE:
365         case XML_ATTRIBUTE_NODE:
366 	    xmlCtxtCheckName(ctxt, node->name);
367 	    break;
368         case XML_TEXT_NODE:
369 	    if ((node->name == xmlStringText) ||
370 	        (node->name == xmlStringTextNoenc))
371 		break;
372 	    /* some case of entity substitution can lead to this */
373 	    if ((ctxt->dict != NULL) &&
374 	        (node->name == xmlDictLookup(ctxt->dict, BAD_CAST "nbktext",
375 		                             7)))
376 		break;
377 
378 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
379 			 "Text node has wrong name '%s'",
380 			 (const char *) node->name);
381 	    break;
382         case XML_COMMENT_NODE:
383 	    if (node->name == xmlStringComment)
384 		break;
385 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
386 			 "Comment node has wrong name '%s'",
387 			 (const char *) node->name);
388 	    break;
389         case XML_PI_NODE:
390 	    xmlCtxtCheckName(ctxt, node->name);
391 	    break;
392         case XML_CDATA_SECTION_NODE:
393 	    if (node->name == NULL)
394 		break;
395 	    xmlDebugErr3(ctxt, XML_CHECK_NAME_NOT_NULL,
396 			 "CData section has non NULL name '%s'",
397 			 (const char *) node->name);
398 	    break;
399         case XML_ENTITY_REF_NODE:
400         case XML_ENTITY_NODE:
401         case XML_DOCUMENT_TYPE_NODE:
402         case XML_DOCUMENT_FRAG_NODE:
403         case XML_NOTATION_NODE:
404         case XML_DTD_NODE:
405         case XML_ELEMENT_DECL:
406         case XML_ATTRIBUTE_DECL:
407         case XML_ENTITY_DECL:
408         case XML_NAMESPACE_DECL:
409         case XML_XINCLUDE_START:
410         case XML_XINCLUDE_END:
411 #ifdef LIBXML_DOCB_ENABLED
412         case XML_DOCB_DOCUMENT_NODE:
413 #endif
414         case XML_DOCUMENT_NODE:
415         case XML_HTML_DOCUMENT_NODE:
416 	    break;
417     }
418 }
419 
420 static void
xmlCtxtDumpString(xmlDebugCtxtPtr ctxt,const xmlChar * str)421 xmlCtxtDumpString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
422 {
423     int i;
424 
425     if (ctxt->check) {
426         return;
427     }
428     /* TODO: check UTF8 content of the string */
429     if (str == NULL) {
430         fprintf(ctxt->output, "(NULL)");
431         return;
432     }
433     for (i = 0; i < 40; i++)
434         if (str[i] == 0)
435             return;
436         else if (IS_BLANK_CH(str[i]))
437             fputc(' ', ctxt->output);
438         else if (str[i] >= 0x80)
439             fprintf(ctxt->output, "#%X", str[i]);
440         else
441             fputc(str[i], ctxt->output);
442     fprintf(ctxt->output, "...");
443 }
444 
445 static void
xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt,xmlDtdPtr dtd)446 xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
447 {
448     xmlCtxtDumpSpaces(ctxt);
449 
450     if (dtd == NULL) {
451         if (!ctxt->check)
452             fprintf(ctxt->output, "DTD node is NULL\n");
453         return;
454     }
455 
456     if (dtd->type != XML_DTD_NODE) {
457 	xmlDebugErr(ctxt, XML_CHECK_NOT_DTD,
458 	            "Node is not a DTD");
459         return;
460     }
461     if (!ctxt->check) {
462         if (dtd->name != NULL)
463             fprintf(ctxt->output, "DTD(%s)", (char *) dtd->name);
464         else
465             fprintf(ctxt->output, "DTD");
466         if (dtd->ExternalID != NULL)
467             fprintf(ctxt->output, ", PUBLIC %s", (char *) dtd->ExternalID);
468         if (dtd->SystemID != NULL)
469             fprintf(ctxt->output, ", SYSTEM %s", (char *) dtd->SystemID);
470         fprintf(ctxt->output, "\n");
471     }
472     /*
473      * Do a bit of checking
474      */
475     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) dtd);
476 }
477 
478 static void
xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt,xmlAttributePtr attr)479 xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt, xmlAttributePtr attr)
480 {
481     xmlCtxtDumpSpaces(ctxt);
482 
483     if (attr == NULL) {
484         if (!ctxt->check)
485             fprintf(ctxt->output, "Attribute declaration is NULL\n");
486         return;
487     }
488     if (attr->type != XML_ATTRIBUTE_DECL) {
489 	xmlDebugErr(ctxt, XML_CHECK_NOT_ATTR_DECL,
490 	            "Node is not an attribute declaration");
491         return;
492     }
493     if (attr->name != NULL) {
494         if (!ctxt->check)
495             fprintf(ctxt->output, "ATTRDECL(%s)", (char *) attr->name);
496     } else
497 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
498 	            "Node attribute declaration has no name");
499     if (attr->elem != NULL) {
500         if (!ctxt->check)
501             fprintf(ctxt->output, " for %s", (char *) attr->elem);
502     } else
503 	xmlDebugErr(ctxt, XML_CHECK_NO_ELEM,
504 	            "Node attribute declaration has no element name");
505     if (!ctxt->check) {
506         switch (attr->atype) {
507             case XML_ATTRIBUTE_CDATA:
508                 fprintf(ctxt->output, " CDATA");
509                 break;
510             case XML_ATTRIBUTE_ID:
511                 fprintf(ctxt->output, " ID");
512                 break;
513             case XML_ATTRIBUTE_IDREF:
514                 fprintf(ctxt->output, " IDREF");
515                 break;
516             case XML_ATTRIBUTE_IDREFS:
517                 fprintf(ctxt->output, " IDREFS");
518                 break;
519             case XML_ATTRIBUTE_ENTITY:
520                 fprintf(ctxt->output, " ENTITY");
521                 break;
522             case XML_ATTRIBUTE_ENTITIES:
523                 fprintf(ctxt->output, " ENTITIES");
524                 break;
525             case XML_ATTRIBUTE_NMTOKEN:
526                 fprintf(ctxt->output, " NMTOKEN");
527                 break;
528             case XML_ATTRIBUTE_NMTOKENS:
529                 fprintf(ctxt->output, " NMTOKENS");
530                 break;
531             case XML_ATTRIBUTE_ENUMERATION:
532                 fprintf(ctxt->output, " ENUMERATION");
533                 break;
534             case XML_ATTRIBUTE_NOTATION:
535                 fprintf(ctxt->output, " NOTATION ");
536                 break;
537         }
538         if (attr->tree != NULL) {
539             int indx;
540             xmlEnumerationPtr cur = attr->tree;
541 
542             for (indx = 0; indx < 5; indx++) {
543                 if (indx != 0)
544                     fprintf(ctxt->output, "|%s", (char *) cur->name);
545                 else
546                     fprintf(ctxt->output, " (%s", (char *) cur->name);
547                 cur = cur->next;
548                 if (cur == NULL)
549                     break;
550             }
551             if (cur == NULL)
552                 fprintf(ctxt->output, ")");
553             else
554                 fprintf(ctxt->output, "...)");
555         }
556         switch (attr->def) {
557             case XML_ATTRIBUTE_NONE:
558                 break;
559             case XML_ATTRIBUTE_REQUIRED:
560                 fprintf(ctxt->output, " REQUIRED");
561                 break;
562             case XML_ATTRIBUTE_IMPLIED:
563                 fprintf(ctxt->output, " IMPLIED");
564                 break;
565             case XML_ATTRIBUTE_FIXED:
566                 fprintf(ctxt->output, " FIXED");
567                 break;
568         }
569         if (attr->defaultValue != NULL) {
570             fprintf(ctxt->output, "\"");
571             xmlCtxtDumpString(ctxt, attr->defaultValue);
572             fprintf(ctxt->output, "\"");
573         }
574         fprintf(ctxt->output, "\n");
575     }
576 
577     /*
578      * Do a bit of checking
579      */
580     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
581 }
582 
583 static void
xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt,xmlElementPtr elem)584 xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt, xmlElementPtr elem)
585 {
586     xmlCtxtDumpSpaces(ctxt);
587 
588     if (elem == NULL) {
589         if (!ctxt->check)
590             fprintf(ctxt->output, "Element declaration is NULL\n");
591         return;
592     }
593     if (elem->type != XML_ELEMENT_DECL) {
594 	xmlDebugErr(ctxt, XML_CHECK_NOT_ELEM_DECL,
595 	            "Node is not an element declaration");
596         return;
597     }
598     if (elem->name != NULL) {
599         if (!ctxt->check) {
600             fprintf(ctxt->output, "ELEMDECL(");
601             xmlCtxtDumpString(ctxt, elem->name);
602             fprintf(ctxt->output, ")");
603         }
604     } else
605 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
606 	            "Element declaration has no name");
607     if (!ctxt->check) {
608         switch (elem->etype) {
609             case XML_ELEMENT_TYPE_UNDEFINED:
610                 fprintf(ctxt->output, ", UNDEFINED");
611                 break;
612             case XML_ELEMENT_TYPE_EMPTY:
613                 fprintf(ctxt->output, ", EMPTY");
614                 break;
615             case XML_ELEMENT_TYPE_ANY:
616                 fprintf(ctxt->output, ", ANY");
617                 break;
618             case XML_ELEMENT_TYPE_MIXED:
619                 fprintf(ctxt->output, ", MIXED ");
620                 break;
621             case XML_ELEMENT_TYPE_ELEMENT:
622                 fprintf(ctxt->output, ", MIXED ");
623                 break;
624         }
625         if ((elem->type != XML_ELEMENT_NODE) && (elem->content != NULL)) {
626             char buf[5001];
627 
628             buf[0] = 0;
629             xmlSnprintfElementContent(buf, 5000, elem->content, 1);
630             buf[5000] = 0;
631             fprintf(ctxt->output, "%s", buf);
632         }
633         fprintf(ctxt->output, "\n");
634     }
635 
636     /*
637      * Do a bit of checking
638      */
639     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) elem);
640 }
641 
642 static void
xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt,xmlEntityPtr ent)643 xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
644 {
645     xmlCtxtDumpSpaces(ctxt);
646 
647     if (ent == NULL) {
648         if (!ctxt->check)
649             fprintf(ctxt->output, "Entity declaration is NULL\n");
650         return;
651     }
652     if (ent->type != XML_ENTITY_DECL) {
653 	xmlDebugErr(ctxt, XML_CHECK_NOT_ENTITY_DECL,
654 	            "Node is not an entity declaration");
655         return;
656     }
657     if (ent->name != NULL) {
658         if (!ctxt->check) {
659             fprintf(ctxt->output, "ENTITYDECL(");
660             xmlCtxtDumpString(ctxt, ent->name);
661             fprintf(ctxt->output, ")");
662         }
663     } else
664 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
665 	            "Entity declaration has no name");
666     if (!ctxt->check) {
667         switch (ent->etype) {
668             case XML_INTERNAL_GENERAL_ENTITY:
669                 fprintf(ctxt->output, ", internal\n");
670                 break;
671             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
672                 fprintf(ctxt->output, ", external parsed\n");
673                 break;
674             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
675                 fprintf(ctxt->output, ", unparsed\n");
676                 break;
677             case XML_INTERNAL_PARAMETER_ENTITY:
678                 fprintf(ctxt->output, ", parameter\n");
679                 break;
680             case XML_EXTERNAL_PARAMETER_ENTITY:
681                 fprintf(ctxt->output, ", external parameter\n");
682                 break;
683             case XML_INTERNAL_PREDEFINED_ENTITY:
684                 fprintf(ctxt->output, ", predefined\n");
685                 break;
686         }
687         if (ent->ExternalID) {
688             xmlCtxtDumpSpaces(ctxt);
689             fprintf(ctxt->output, " ExternalID=%s\n",
690                     (char *) ent->ExternalID);
691         }
692         if (ent->SystemID) {
693             xmlCtxtDumpSpaces(ctxt);
694             fprintf(ctxt->output, " SystemID=%s\n",
695                     (char *) ent->SystemID);
696         }
697         if (ent->URI != NULL) {
698             xmlCtxtDumpSpaces(ctxt);
699             fprintf(ctxt->output, " URI=%s\n", (char *) ent->URI);
700         }
701         if (ent->content) {
702             xmlCtxtDumpSpaces(ctxt);
703             fprintf(ctxt->output, " content=");
704             xmlCtxtDumpString(ctxt, ent->content);
705             fprintf(ctxt->output, "\n");
706         }
707     }
708 
709     /*
710      * Do a bit of checking
711      */
712     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) ent);
713 }
714 
715 static void
xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt,xmlNsPtr ns)716 xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
717 {
718     xmlCtxtDumpSpaces(ctxt);
719 
720     if (ns == NULL) {
721         if (!ctxt->check)
722             fprintf(ctxt->output, "namespace node is NULL\n");
723         return;
724     }
725     if (ns->type != XML_NAMESPACE_DECL) {
726 	xmlDebugErr(ctxt, XML_CHECK_NOT_NS_DECL,
727 	            "Node is not a namespace declaration");
728         return;
729     }
730     if (ns->href == NULL) {
731         if (ns->prefix != NULL)
732 	    xmlDebugErr3(ctxt, XML_CHECK_NO_HREF,
733                     "Incomplete namespace %s href=NULL\n",
734                     (char *) ns->prefix);
735         else
736 	    xmlDebugErr(ctxt, XML_CHECK_NO_HREF,
737                     "Incomplete default namespace href=NULL\n");
738     } else {
739         if (!ctxt->check) {
740             if (ns->prefix != NULL)
741                 fprintf(ctxt->output, "namespace %s href=",
742                         (char *) ns->prefix);
743             else
744                 fprintf(ctxt->output, "default namespace href=");
745 
746             xmlCtxtDumpString(ctxt, ns->href);
747             fprintf(ctxt->output, "\n");
748         }
749     }
750 }
751 
752 static void
xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt,xmlNsPtr ns)753 xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
754 {
755     while (ns != NULL) {
756         xmlCtxtDumpNamespace(ctxt, ns);
757         ns = ns->next;
758     }
759 }
760 
761 static void
xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt,xmlEntityPtr ent)762 xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
763 {
764     xmlCtxtDumpSpaces(ctxt);
765 
766     if (ent == NULL) {
767         if (!ctxt->check)
768             fprintf(ctxt->output, "Entity is NULL\n");
769         return;
770     }
771     if (!ctxt->check) {
772         switch (ent->etype) {
773             case XML_INTERNAL_GENERAL_ENTITY:
774                 fprintf(ctxt->output, "INTERNAL_GENERAL_ENTITY ");
775                 break;
776             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
777                 fprintf(ctxt->output, "EXTERNAL_GENERAL_PARSED_ENTITY ");
778                 break;
779             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
780                 fprintf(ctxt->output, "EXTERNAL_GENERAL_UNPARSED_ENTITY ");
781                 break;
782             case XML_INTERNAL_PARAMETER_ENTITY:
783                 fprintf(ctxt->output, "INTERNAL_PARAMETER_ENTITY ");
784                 break;
785             case XML_EXTERNAL_PARAMETER_ENTITY:
786                 fprintf(ctxt->output, "EXTERNAL_PARAMETER_ENTITY ");
787                 break;
788             default:
789                 fprintf(ctxt->output, "ENTITY_%d ! ", (int) ent->etype);
790         }
791         fprintf(ctxt->output, "%s\n", ent->name);
792         if (ent->ExternalID) {
793             xmlCtxtDumpSpaces(ctxt);
794             fprintf(ctxt->output, "ExternalID=%s\n",
795                     (char *) ent->ExternalID);
796         }
797         if (ent->SystemID) {
798             xmlCtxtDumpSpaces(ctxt);
799             fprintf(ctxt->output, "SystemID=%s\n", (char *) ent->SystemID);
800         }
801         if (ent->URI) {
802             xmlCtxtDumpSpaces(ctxt);
803             fprintf(ctxt->output, "URI=%s\n", (char *) ent->URI);
804         }
805         if (ent->content) {
806             xmlCtxtDumpSpaces(ctxt);
807             fprintf(ctxt->output, "content=");
808             xmlCtxtDumpString(ctxt, ent->content);
809             fprintf(ctxt->output, "\n");
810         }
811     }
812 }
813 
814 /**
815  * xmlCtxtDumpAttr:
816  * @output:  the FILE * for the output
817  * @attr:  the attribute
818  * @depth:  the indentation level.
819  *
820  * Dumps debug information for the attribute
821  */
822 static void
xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt,xmlAttrPtr attr)823 xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
824 {
825     xmlCtxtDumpSpaces(ctxt);
826 
827     if (attr == NULL) {
828         if (!ctxt->check)
829             fprintf(ctxt->output, "Attr is NULL");
830         return;
831     }
832     if (!ctxt->check) {
833         fprintf(ctxt->output, "ATTRIBUTE ");
834 	xmlCtxtDumpString(ctxt, attr->name);
835         fprintf(ctxt->output, "\n");
836         if (attr->children != NULL) {
837             ctxt->depth++;
838             xmlCtxtDumpNodeList(ctxt, attr->children);
839             ctxt->depth--;
840         }
841     }
842     if (attr->name == NULL)
843 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
844 	            "Attribute has no name");
845 
846     /*
847      * Do a bit of checking
848      */
849     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
850 }
851 
852 /**
853  * xmlCtxtDumpAttrList:
854  * @output:  the FILE * for the output
855  * @attr:  the attribute list
856  * @depth:  the indentation level.
857  *
858  * Dumps debug information for the attribute list
859  */
860 static void
xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt,xmlAttrPtr attr)861 xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
862 {
863     while (attr != NULL) {
864         xmlCtxtDumpAttr(ctxt, attr);
865         attr = attr->next;
866     }
867 }
868 
869 /**
870  * xmlCtxtDumpOneNode:
871  * @output:  the FILE * for the output
872  * @node:  the node
873  * @depth:  the indentation level.
874  *
875  * Dumps debug information for the element node, it is not recursive
876  */
877 static void
xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt,xmlNodePtr node)878 xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
879 {
880     if (node == NULL) {
881         if (!ctxt->check) {
882             xmlCtxtDumpSpaces(ctxt);
883             fprintf(ctxt->output, "node is NULL\n");
884         }
885         return;
886     }
887     ctxt->node = node;
888 
889     switch (node->type) {
890         case XML_ELEMENT_NODE:
891             if (!ctxt->check) {
892                 xmlCtxtDumpSpaces(ctxt);
893                 fprintf(ctxt->output, "ELEMENT ");
894                 if ((node->ns != NULL) && (node->ns->prefix != NULL)) {
895                     xmlCtxtDumpString(ctxt, node->ns->prefix);
896                     fprintf(ctxt->output, ":");
897                 }
898                 xmlCtxtDumpString(ctxt, node->name);
899                 fprintf(ctxt->output, "\n");
900             }
901             break;
902         case XML_ATTRIBUTE_NODE:
903             if (!ctxt->check)
904                 xmlCtxtDumpSpaces(ctxt);
905             fprintf(ctxt->output, "Error, ATTRIBUTE found here\n");
906             xmlCtxtGenericNodeCheck(ctxt, node);
907             return;
908         case XML_TEXT_NODE:
909             if (!ctxt->check) {
910                 xmlCtxtDumpSpaces(ctxt);
911                 if (node->name == (const xmlChar *) xmlStringTextNoenc)
912                     fprintf(ctxt->output, "TEXT no enc");
913                 else
914                     fprintf(ctxt->output, "TEXT");
915 		if (ctxt->options & DUMP_TEXT_TYPE) {
916 		    if (node->content == (xmlChar *) &(node->properties))
917 			fprintf(ctxt->output, " compact\n");
918 		    else if (xmlDictOwns(ctxt->dict, node->content) == 1)
919 			fprintf(ctxt->output, " interned\n");
920 		    else
921 			fprintf(ctxt->output, "\n");
922 		} else
923 		    fprintf(ctxt->output, "\n");
924             }
925             break;
926         case XML_CDATA_SECTION_NODE:
927             if (!ctxt->check) {
928                 xmlCtxtDumpSpaces(ctxt);
929                 fprintf(ctxt->output, "CDATA_SECTION\n");
930             }
931             break;
932         case XML_ENTITY_REF_NODE:
933             if (!ctxt->check) {
934                 xmlCtxtDumpSpaces(ctxt);
935                 fprintf(ctxt->output, "ENTITY_REF(%s)\n",
936                         (char *) node->name);
937             }
938             break;
939         case XML_ENTITY_NODE:
940             if (!ctxt->check) {
941                 xmlCtxtDumpSpaces(ctxt);
942                 fprintf(ctxt->output, "ENTITY\n");
943             }
944             break;
945         case XML_PI_NODE:
946             if (!ctxt->check) {
947                 xmlCtxtDumpSpaces(ctxt);
948                 fprintf(ctxt->output, "PI %s\n", (char *) node->name);
949             }
950             break;
951         case XML_COMMENT_NODE:
952             if (!ctxt->check) {
953                 xmlCtxtDumpSpaces(ctxt);
954                 fprintf(ctxt->output, "COMMENT\n");
955             }
956             break;
957         case XML_DOCUMENT_NODE:
958         case XML_HTML_DOCUMENT_NODE:
959             if (!ctxt->check) {
960                 xmlCtxtDumpSpaces(ctxt);
961             }
962             fprintf(ctxt->output, "Error, DOCUMENT found here\n");
963             xmlCtxtGenericNodeCheck(ctxt, node);
964             return;
965         case XML_DOCUMENT_TYPE_NODE:
966             if (!ctxt->check) {
967                 xmlCtxtDumpSpaces(ctxt);
968                 fprintf(ctxt->output, "DOCUMENT_TYPE\n");
969             }
970             break;
971         case XML_DOCUMENT_FRAG_NODE:
972             if (!ctxt->check) {
973                 xmlCtxtDumpSpaces(ctxt);
974                 fprintf(ctxt->output, "DOCUMENT_FRAG\n");
975             }
976             break;
977         case XML_NOTATION_NODE:
978             if (!ctxt->check) {
979                 xmlCtxtDumpSpaces(ctxt);
980                 fprintf(ctxt->output, "NOTATION\n");
981             }
982             break;
983         case XML_DTD_NODE:
984             xmlCtxtDumpDtdNode(ctxt, (xmlDtdPtr) node);
985             return;
986         case XML_ELEMENT_DECL:
987             xmlCtxtDumpElemDecl(ctxt, (xmlElementPtr) node);
988             return;
989         case XML_ATTRIBUTE_DECL:
990             xmlCtxtDumpAttrDecl(ctxt, (xmlAttributePtr) node);
991             return;
992         case XML_ENTITY_DECL:
993             xmlCtxtDumpEntityDecl(ctxt, (xmlEntityPtr) node);
994             return;
995         case XML_NAMESPACE_DECL:
996             xmlCtxtDumpNamespace(ctxt, (xmlNsPtr) node);
997             return;
998         case XML_XINCLUDE_START:
999             if (!ctxt->check) {
1000                 xmlCtxtDumpSpaces(ctxt);
1001                 fprintf(ctxt->output, "INCLUDE START\n");
1002             }
1003             return;
1004         case XML_XINCLUDE_END:
1005             if (!ctxt->check) {
1006                 xmlCtxtDumpSpaces(ctxt);
1007                 fprintf(ctxt->output, "INCLUDE END\n");
1008             }
1009             return;
1010         default:
1011             if (!ctxt->check)
1012                 xmlCtxtDumpSpaces(ctxt);
1013 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
1014 	                "Unknown node type %d\n", node->type);
1015             return;
1016     }
1017     if (node->doc == NULL) {
1018         if (!ctxt->check) {
1019             xmlCtxtDumpSpaces(ctxt);
1020         }
1021         fprintf(ctxt->output, "PBM: doc == NULL !!!\n");
1022     }
1023     ctxt->depth++;
1024     if ((node->type == XML_ELEMENT_NODE) && (node->nsDef != NULL))
1025         xmlCtxtDumpNamespaceList(ctxt, node->nsDef);
1026     if ((node->type == XML_ELEMENT_NODE) && (node->properties != NULL))
1027         xmlCtxtDumpAttrList(ctxt, node->properties);
1028     if (node->type != XML_ENTITY_REF_NODE) {
1029         if ((node->type != XML_ELEMENT_NODE) && (node->content != NULL)) {
1030             if (!ctxt->check) {
1031                 xmlCtxtDumpSpaces(ctxt);
1032                 fprintf(ctxt->output, "content=");
1033                 xmlCtxtDumpString(ctxt, node->content);
1034                 fprintf(ctxt->output, "\n");
1035             }
1036         }
1037     } else {
1038         xmlEntityPtr ent;
1039 
1040         ent = xmlGetDocEntity(node->doc, node->name);
1041         if (ent != NULL)
1042             xmlCtxtDumpEntity(ctxt, ent);
1043     }
1044     ctxt->depth--;
1045 
1046     /*
1047      * Do a bit of checking
1048      */
1049     xmlCtxtGenericNodeCheck(ctxt, node);
1050 }
1051 
1052 /**
1053  * xmlCtxtDumpNode:
1054  * @output:  the FILE * for the output
1055  * @node:  the node
1056  * @depth:  the indentation level.
1057  *
1058  * Dumps debug information for the element node, it is recursive
1059  */
1060 static void
xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt,xmlNodePtr node)1061 xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
1062 {
1063     if (node == NULL) {
1064         if (!ctxt->check) {
1065             xmlCtxtDumpSpaces(ctxt);
1066             fprintf(ctxt->output, "node is NULL\n");
1067         }
1068         return;
1069     }
1070     xmlCtxtDumpOneNode(ctxt, node);
1071     if ((node->type != XML_NAMESPACE_DECL) &&
1072         (node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) {
1073         ctxt->depth++;
1074         xmlCtxtDumpNodeList(ctxt, node->children);
1075         ctxt->depth--;
1076     }
1077 }
1078 
1079 /**
1080  * xmlCtxtDumpNodeList:
1081  * @output:  the FILE * for the output
1082  * @node:  the node list
1083  * @depth:  the indentation level.
1084  *
1085  * Dumps debug information for the list of element node, it is recursive
1086  */
1087 static void
xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt,xmlNodePtr node)1088 xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
1089 {
1090     while (node != NULL) {
1091         xmlCtxtDumpNode(ctxt, node);
1092         node = node->next;
1093     }
1094 }
1095 
1096 static void
xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1097 xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1098 {
1099     if (doc == NULL) {
1100         if (!ctxt->check)
1101             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
1102         return;
1103     }
1104     ctxt->node = (xmlNodePtr) doc;
1105 
1106     switch (doc->type) {
1107         case XML_ELEMENT_NODE:
1108 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ELEMENT,
1109 	                "Misplaced ELEMENT node\n");
1110             break;
1111         case XML_ATTRIBUTE_NODE:
1112 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ATTRIBUTE,
1113 	                "Misplaced ATTRIBUTE node\n");
1114             break;
1115         case XML_TEXT_NODE:
1116 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_TEXT,
1117 	                "Misplaced TEXT node\n");
1118             break;
1119         case XML_CDATA_SECTION_NODE:
1120 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_CDATA,
1121 	                "Misplaced CDATA node\n");
1122             break;
1123         case XML_ENTITY_REF_NODE:
1124 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITYREF,
1125 	                "Misplaced ENTITYREF node\n");
1126             break;
1127         case XML_ENTITY_NODE:
1128 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITY,
1129 	                "Misplaced ENTITY node\n");
1130             break;
1131         case XML_PI_NODE:
1132 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_PI,
1133 	                "Misplaced PI node\n");
1134             break;
1135         case XML_COMMENT_NODE:
1136 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_COMMENT,
1137 	                "Misplaced COMMENT node\n");
1138             break;
1139         case XML_DOCUMENT_NODE:
1140 	    if (!ctxt->check)
1141 		fprintf(ctxt->output, "DOCUMENT\n");
1142             break;
1143         case XML_HTML_DOCUMENT_NODE:
1144 	    if (!ctxt->check)
1145 		fprintf(ctxt->output, "HTML DOCUMENT\n");
1146             break;
1147         case XML_DOCUMENT_TYPE_NODE:
1148 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_DOCTYPE,
1149 	                "Misplaced DOCTYPE node\n");
1150             break;
1151         case XML_DOCUMENT_FRAG_NODE:
1152 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_FRAGMENT,
1153 	                "Misplaced FRAGMENT node\n");
1154             break;
1155         case XML_NOTATION_NODE:
1156 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_NOTATION,
1157 	                "Misplaced NOTATION node\n");
1158             break;
1159         default:
1160 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
1161 	                "Unknown node type %d\n", doc->type);
1162     }
1163 }
1164 
1165 /**
1166  * xmlCtxtDumpDocumentHead:
1167  * @output:  the FILE * for the output
1168  * @doc:  the document
1169  *
1170  * Dumps debug information cncerning the document, not recursive
1171  */
1172 static void
xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1173 xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1174 {
1175     if (doc == NULL) return;
1176     xmlCtxtDumpDocHead(ctxt, doc);
1177     if (!ctxt->check) {
1178         if (doc->name != NULL) {
1179             fprintf(ctxt->output, "name=");
1180             xmlCtxtDumpString(ctxt, BAD_CAST doc->name);
1181             fprintf(ctxt->output, "\n");
1182         }
1183         if (doc->version != NULL) {
1184             fprintf(ctxt->output, "version=");
1185             xmlCtxtDumpString(ctxt, doc->version);
1186             fprintf(ctxt->output, "\n");
1187         }
1188         if (doc->encoding != NULL) {
1189             fprintf(ctxt->output, "encoding=");
1190             xmlCtxtDumpString(ctxt, doc->encoding);
1191             fprintf(ctxt->output, "\n");
1192         }
1193         if (doc->URL != NULL) {
1194             fprintf(ctxt->output, "URL=");
1195             xmlCtxtDumpString(ctxt, doc->URL);
1196             fprintf(ctxt->output, "\n");
1197         }
1198         if (doc->standalone)
1199             fprintf(ctxt->output, "standalone=true\n");
1200     }
1201     if (doc->oldNs != NULL)
1202         xmlCtxtDumpNamespaceList(ctxt, doc->oldNs);
1203 }
1204 
1205 /**
1206  * xmlCtxtDumpDocument:
1207  * @output:  the FILE * for the output
1208  * @doc:  the document
1209  *
1210  * Dumps debug information for the document, it's recursive
1211  */
1212 static void
xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1213 xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1214 {
1215     if (doc == NULL) {
1216         if (!ctxt->check)
1217             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
1218         return;
1219     }
1220     xmlCtxtDumpDocumentHead(ctxt, doc);
1221     if (((doc->type == XML_DOCUMENT_NODE) ||
1222          (doc->type == XML_HTML_DOCUMENT_NODE))
1223         && (doc->children != NULL)) {
1224         ctxt->depth++;
1225         xmlCtxtDumpNodeList(ctxt, doc->children);
1226         ctxt->depth--;
1227     }
1228 }
1229 
1230 static void
xmlCtxtDumpEntityCallback(xmlEntityPtr cur,xmlDebugCtxtPtr ctxt)1231 xmlCtxtDumpEntityCallback(xmlEntityPtr cur, xmlDebugCtxtPtr ctxt)
1232 {
1233     if (cur == NULL) {
1234         if (!ctxt->check)
1235             fprintf(ctxt->output, "Entity is NULL");
1236         return;
1237     }
1238     if (!ctxt->check) {
1239         fprintf(ctxt->output, "%s : ", (char *) cur->name);
1240         switch (cur->etype) {
1241             case XML_INTERNAL_GENERAL_ENTITY:
1242                 fprintf(ctxt->output, "INTERNAL GENERAL, ");
1243                 break;
1244             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
1245                 fprintf(ctxt->output, "EXTERNAL PARSED, ");
1246                 break;
1247             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
1248                 fprintf(ctxt->output, "EXTERNAL UNPARSED, ");
1249                 break;
1250             case XML_INTERNAL_PARAMETER_ENTITY:
1251                 fprintf(ctxt->output, "INTERNAL PARAMETER, ");
1252                 break;
1253             case XML_EXTERNAL_PARAMETER_ENTITY:
1254                 fprintf(ctxt->output, "EXTERNAL PARAMETER, ");
1255                 break;
1256             default:
1257 		xmlDebugErr2(ctxt, XML_CHECK_ENTITY_TYPE,
1258 			     "Unknown entity type %d\n", cur->etype);
1259         }
1260         if (cur->ExternalID != NULL)
1261             fprintf(ctxt->output, "ID \"%s\"", (char *) cur->ExternalID);
1262         if (cur->SystemID != NULL)
1263             fprintf(ctxt->output, "SYSTEM \"%s\"", (char *) cur->SystemID);
1264         if (cur->orig != NULL)
1265             fprintf(ctxt->output, "\n orig \"%s\"", (char *) cur->orig);
1266         if ((cur->type != XML_ELEMENT_NODE) && (cur->content != NULL))
1267             fprintf(ctxt->output, "\n content \"%s\"",
1268                     (char *) cur->content);
1269         fprintf(ctxt->output, "\n");
1270     }
1271 }
1272 
1273 /**
1274  * xmlCtxtDumpEntities:
1275  * @output:  the FILE * for the output
1276  * @doc:  the document
1277  *
1278  * Dumps debug information for all the entities in use by the document
1279  */
1280 static void
xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1281 xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1282 {
1283     if (doc == NULL) return;
1284     xmlCtxtDumpDocHead(ctxt, doc);
1285     if ((doc->intSubset != NULL) && (doc->intSubset->entities != NULL)) {
1286         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
1287             doc->intSubset->entities;
1288 
1289         if (!ctxt->check)
1290             fprintf(ctxt->output, "Entities in internal subset\n");
1291         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
1292                     ctxt);
1293     } else
1294         fprintf(ctxt->output, "No entities in internal subset\n");
1295     if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) {
1296         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
1297             doc->extSubset->entities;
1298 
1299         if (!ctxt->check)
1300             fprintf(ctxt->output, "Entities in external subset\n");
1301         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
1302                     ctxt);
1303     } else if (!ctxt->check)
1304         fprintf(ctxt->output, "No entities in external subset\n");
1305 }
1306 
1307 /**
1308  * xmlCtxtDumpDTD:
1309  * @output:  the FILE * for the output
1310  * @dtd:  the DTD
1311  *
1312  * Dumps debug information for the DTD
1313  */
1314 static void
xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt,xmlDtdPtr dtd)1315 xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
1316 {
1317     if (dtd == NULL) {
1318         if (!ctxt->check)
1319             fprintf(ctxt->output, "DTD is NULL\n");
1320         return;
1321     }
1322     xmlCtxtDumpDtdNode(ctxt, dtd);
1323     if (dtd->children == NULL)
1324         fprintf(ctxt->output, "    DTD is empty\n");
1325     else {
1326         ctxt->depth++;
1327         xmlCtxtDumpNodeList(ctxt, dtd->children);
1328         ctxt->depth--;
1329     }
1330 }
1331 
1332 /************************************************************************
1333  *									*
1334  *			Public entry points for dump			*
1335  *									*
1336  ************************************************************************/
1337 
1338 /**
1339  * xmlDebugDumpString:
1340  * @output:  the FILE * for the output
1341  * @str:  the string
1342  *
1343  * Dumps informations about the string, shorten it if necessary
1344  */
1345 void
xmlDebugDumpString(FILE * output,const xmlChar * str)1346 xmlDebugDumpString(FILE * output, const xmlChar * str)
1347 {
1348     int i;
1349 
1350     if (output == NULL)
1351 	output = stdout;
1352     if (str == NULL) {
1353         fprintf(output, "(NULL)");
1354         return;
1355     }
1356     for (i = 0; i < 40; i++)
1357         if (str[i] == 0)
1358             return;
1359         else if (IS_BLANK_CH(str[i]))
1360             fputc(' ', output);
1361         else if (str[i] >= 0x80)
1362             fprintf(output, "#%X", str[i]);
1363         else
1364             fputc(str[i], output);
1365     fprintf(output, "...");
1366 }
1367 
1368 /**
1369  * xmlDebugDumpAttr:
1370  * @output:  the FILE * for the output
1371  * @attr:  the attribute
1372  * @depth:  the indentation level.
1373  *
1374  * Dumps debug information for the attribute
1375  */
1376 void
xmlDebugDumpAttr(FILE * output,xmlAttrPtr attr,int depth)1377 xmlDebugDumpAttr(FILE *output, xmlAttrPtr attr, int depth) {
1378     xmlDebugCtxt ctxt;
1379 
1380     if (output == NULL) return;
1381     xmlCtxtDumpInitCtxt(&ctxt);
1382     ctxt.output = output;
1383     ctxt.depth = depth;
1384     xmlCtxtDumpAttr(&ctxt, attr);
1385     xmlCtxtDumpCleanCtxt(&ctxt);
1386 }
1387 
1388 
1389 /**
1390  * xmlDebugDumpEntities:
1391  * @output:  the FILE * for the output
1392  * @doc:  the document
1393  *
1394  * Dumps debug information for all the entities in use by the document
1395  */
1396 void
xmlDebugDumpEntities(FILE * output,xmlDocPtr doc)1397 xmlDebugDumpEntities(FILE * output, xmlDocPtr doc)
1398 {
1399     xmlDebugCtxt ctxt;
1400 
1401     if (output == NULL) return;
1402     xmlCtxtDumpInitCtxt(&ctxt);
1403     ctxt.output = output;
1404     xmlCtxtDumpEntities(&ctxt, doc);
1405     xmlCtxtDumpCleanCtxt(&ctxt);
1406 }
1407 
1408 /**
1409  * xmlDebugDumpAttrList:
1410  * @output:  the FILE * for the output
1411  * @attr:  the attribute list
1412  * @depth:  the indentation level.
1413  *
1414  * Dumps debug information for the attribute list
1415  */
1416 void
xmlDebugDumpAttrList(FILE * output,xmlAttrPtr attr,int depth)1417 xmlDebugDumpAttrList(FILE * output, xmlAttrPtr attr, int depth)
1418 {
1419     xmlDebugCtxt ctxt;
1420 
1421     if (output == NULL) return;
1422     xmlCtxtDumpInitCtxt(&ctxt);
1423     ctxt.output = output;
1424     ctxt.depth = depth;
1425     xmlCtxtDumpAttrList(&ctxt, attr);
1426     xmlCtxtDumpCleanCtxt(&ctxt);
1427 }
1428 
1429 /**
1430  * xmlDebugDumpOneNode:
1431  * @output:  the FILE * for the output
1432  * @node:  the node
1433  * @depth:  the indentation level.
1434  *
1435  * Dumps debug information for the element node, it is not recursive
1436  */
1437 void
xmlDebugDumpOneNode(FILE * output,xmlNodePtr node,int depth)1438 xmlDebugDumpOneNode(FILE * output, xmlNodePtr node, int depth)
1439 {
1440     xmlDebugCtxt ctxt;
1441 
1442     if (output == NULL) return;
1443     xmlCtxtDumpInitCtxt(&ctxt);
1444     ctxt.output = output;
1445     ctxt.depth = depth;
1446     xmlCtxtDumpOneNode(&ctxt, node);
1447     xmlCtxtDumpCleanCtxt(&ctxt);
1448 }
1449 
1450 /**
1451  * xmlDebugDumpNode:
1452  * @output:  the FILE * for the output
1453  * @node:  the node
1454  * @depth:  the indentation level.
1455  *
1456  * Dumps debug information for the element node, it is recursive
1457  */
1458 void
xmlDebugDumpNode(FILE * output,xmlNodePtr node,int depth)1459 xmlDebugDumpNode(FILE * output, xmlNodePtr node, int depth)
1460 {
1461     xmlDebugCtxt ctxt;
1462 
1463     if (output == NULL)
1464 	output = stdout;
1465     xmlCtxtDumpInitCtxt(&ctxt);
1466     ctxt.output = output;
1467     ctxt.depth = depth;
1468     xmlCtxtDumpNode(&ctxt, node);
1469     xmlCtxtDumpCleanCtxt(&ctxt);
1470 }
1471 
1472 /**
1473  * xmlDebugDumpNodeList:
1474  * @output:  the FILE * for the output
1475  * @node:  the node list
1476  * @depth:  the indentation level.
1477  *
1478  * Dumps debug information for the list of element node, it is recursive
1479  */
1480 void
xmlDebugDumpNodeList(FILE * output,xmlNodePtr node,int depth)1481 xmlDebugDumpNodeList(FILE * output, xmlNodePtr node, int depth)
1482 {
1483     xmlDebugCtxt ctxt;
1484 
1485     if (output == NULL)
1486 	output = stdout;
1487     xmlCtxtDumpInitCtxt(&ctxt);
1488     ctxt.output = output;
1489     ctxt.depth = depth;
1490     xmlCtxtDumpNodeList(&ctxt, node);
1491     xmlCtxtDumpCleanCtxt(&ctxt);
1492 }
1493 
1494 /**
1495  * xmlDebugDumpDocumentHead:
1496  * @output:  the FILE * for the output
1497  * @doc:  the document
1498  *
1499  * Dumps debug information cncerning the document, not recursive
1500  */
1501 void
xmlDebugDumpDocumentHead(FILE * output,xmlDocPtr doc)1502 xmlDebugDumpDocumentHead(FILE * output, xmlDocPtr doc)
1503 {
1504     xmlDebugCtxt ctxt;
1505 
1506     if (output == NULL)
1507 	output = stdout;
1508     xmlCtxtDumpInitCtxt(&ctxt);
1509     ctxt.options |= DUMP_TEXT_TYPE;
1510     ctxt.output = output;
1511     xmlCtxtDumpDocumentHead(&ctxt, doc);
1512     xmlCtxtDumpCleanCtxt(&ctxt);
1513 }
1514 
1515 /**
1516  * xmlDebugDumpDocument:
1517  * @output:  the FILE * for the output
1518  * @doc:  the document
1519  *
1520  * Dumps debug information for the document, it's recursive
1521  */
1522 void
xmlDebugDumpDocument(FILE * output,xmlDocPtr doc)1523 xmlDebugDumpDocument(FILE * output, xmlDocPtr doc)
1524 {
1525     xmlDebugCtxt ctxt;
1526 
1527     if (output == NULL)
1528 	output = stdout;
1529     xmlCtxtDumpInitCtxt(&ctxt);
1530     ctxt.options |= DUMP_TEXT_TYPE;
1531     ctxt.output = output;
1532     xmlCtxtDumpDocument(&ctxt, doc);
1533     xmlCtxtDumpCleanCtxt(&ctxt);
1534 }
1535 
1536 /**
1537  * xmlDebugDumpDTD:
1538  * @output:  the FILE * for the output
1539  * @dtd:  the DTD
1540  *
1541  * Dumps debug information for the DTD
1542  */
1543 void
xmlDebugDumpDTD(FILE * output,xmlDtdPtr dtd)1544 xmlDebugDumpDTD(FILE * output, xmlDtdPtr dtd)
1545 {
1546     xmlDebugCtxt ctxt;
1547 
1548     if (output == NULL)
1549 	output = stdout;
1550     xmlCtxtDumpInitCtxt(&ctxt);
1551     ctxt.options |= DUMP_TEXT_TYPE;
1552     ctxt.output = output;
1553     xmlCtxtDumpDTD(&ctxt, dtd);
1554     xmlCtxtDumpCleanCtxt(&ctxt);
1555 }
1556 
1557 /************************************************************************
1558  *									*
1559  *			Public entry points for checkings		*
1560  *									*
1561  ************************************************************************/
1562 
1563 /**
1564  * xmlDebugCheckDocument:
1565  * @output:  the FILE * for the output
1566  * @doc:  the document
1567  *
1568  * Check the document for potential content problems, and output
1569  * the errors to @output
1570  *
1571  * Returns the number of errors found
1572  */
1573 int
xmlDebugCheckDocument(FILE * output,xmlDocPtr doc)1574 xmlDebugCheckDocument(FILE * output, xmlDocPtr doc)
1575 {
1576     xmlDebugCtxt ctxt;
1577 
1578     if (output == NULL)
1579 	output = stdout;
1580     xmlCtxtDumpInitCtxt(&ctxt);
1581     ctxt.output = output;
1582     ctxt.check = 1;
1583     xmlCtxtDumpDocument(&ctxt, doc);
1584     xmlCtxtDumpCleanCtxt(&ctxt);
1585     return(ctxt.errors);
1586 }
1587 
1588 /************************************************************************
1589  *									*
1590  *			Helpers for Shell				*
1591  *									*
1592  ************************************************************************/
1593 
1594 /**
1595  * xmlLsCountNode:
1596  * @node:  the node to count
1597  *
1598  * Count the children of @node.
1599  *
1600  * Returns the number of children of @node.
1601  */
1602 int
xmlLsCountNode(xmlNodePtr node)1603 xmlLsCountNode(xmlNodePtr node) {
1604     int ret = 0;
1605     xmlNodePtr list = NULL;
1606 
1607     if (node == NULL)
1608 	return(0);
1609 
1610     switch (node->type) {
1611 	case XML_ELEMENT_NODE:
1612 	    list = node->children;
1613 	    break;
1614 	case XML_DOCUMENT_NODE:
1615 	case XML_HTML_DOCUMENT_NODE:
1616 #ifdef LIBXML_DOCB_ENABLED
1617 	case XML_DOCB_DOCUMENT_NODE:
1618 #endif
1619 	    list = ((xmlDocPtr) node)->children;
1620 	    break;
1621 	case XML_ATTRIBUTE_NODE:
1622 	    list = ((xmlAttrPtr) node)->children;
1623 	    break;
1624 	case XML_TEXT_NODE:
1625 	case XML_CDATA_SECTION_NODE:
1626 	case XML_PI_NODE:
1627 	case XML_COMMENT_NODE:
1628 	    if (node->content != NULL) {
1629 		ret = xmlStrlen(node->content);
1630             }
1631 	    break;
1632 	case XML_ENTITY_REF_NODE:
1633 	case XML_DOCUMENT_TYPE_NODE:
1634 	case XML_ENTITY_NODE:
1635 	case XML_DOCUMENT_FRAG_NODE:
1636 	case XML_NOTATION_NODE:
1637 	case XML_DTD_NODE:
1638         case XML_ELEMENT_DECL:
1639         case XML_ATTRIBUTE_DECL:
1640         case XML_ENTITY_DECL:
1641 	case XML_NAMESPACE_DECL:
1642 	case XML_XINCLUDE_START:
1643 	case XML_XINCLUDE_END:
1644 	    ret = 1;
1645 	    break;
1646     }
1647     for (;list != NULL;ret++)
1648         list = list->next;
1649     return(ret);
1650 }
1651 
1652 /**
1653  * xmlLsOneNode:
1654  * @output:  the FILE * for the output
1655  * @node:  the node to dump
1656  *
1657  * Dump to @output the type and name of @node.
1658  */
1659 void
xmlLsOneNode(FILE * output,xmlNodePtr node)1660 xmlLsOneNode(FILE *output, xmlNodePtr node) {
1661     if (output == NULL) return;
1662     if (node == NULL) {
1663 	fprintf(output, "NULL\n");
1664 	return;
1665     }
1666     switch (node->type) {
1667 	case XML_ELEMENT_NODE:
1668 	    fprintf(output, "-");
1669 	    break;
1670 	case XML_ATTRIBUTE_NODE:
1671 	    fprintf(output, "a");
1672 	    break;
1673 	case XML_TEXT_NODE:
1674 	    fprintf(output, "t");
1675 	    break;
1676 	case XML_CDATA_SECTION_NODE:
1677 	    fprintf(output, "C");
1678 	    break;
1679 	case XML_ENTITY_REF_NODE:
1680 	    fprintf(output, "e");
1681 	    break;
1682 	case XML_ENTITY_NODE:
1683 	    fprintf(output, "E");
1684 	    break;
1685 	case XML_PI_NODE:
1686 	    fprintf(output, "p");
1687 	    break;
1688 	case XML_COMMENT_NODE:
1689 	    fprintf(output, "c");
1690 	    break;
1691 	case XML_DOCUMENT_NODE:
1692 	    fprintf(output, "d");
1693 	    break;
1694 	case XML_HTML_DOCUMENT_NODE:
1695 	    fprintf(output, "h");
1696 	    break;
1697 	case XML_DOCUMENT_TYPE_NODE:
1698 	    fprintf(output, "T");
1699 	    break;
1700 	case XML_DOCUMENT_FRAG_NODE:
1701 	    fprintf(output, "F");
1702 	    break;
1703 	case XML_NOTATION_NODE:
1704 	    fprintf(output, "N");
1705 	    break;
1706 	case XML_NAMESPACE_DECL:
1707 	    fprintf(output, "n");
1708 	    break;
1709 	default:
1710 	    fprintf(output, "?");
1711     }
1712     if (node->type != XML_NAMESPACE_DECL) {
1713 	if (node->properties != NULL)
1714 	    fprintf(output, "a");
1715 	else
1716 	    fprintf(output, "-");
1717 	if (node->nsDef != NULL)
1718 	    fprintf(output, "n");
1719 	else
1720 	    fprintf(output, "-");
1721     }
1722 
1723     fprintf(output, " %8d ", xmlLsCountNode(node));
1724 
1725     switch (node->type) {
1726 	case XML_ELEMENT_NODE:
1727 	    if (node->name != NULL)
1728 		fprintf(output, "%s", (const char *) node->name);
1729 	    break;
1730 	case XML_ATTRIBUTE_NODE:
1731 	    if (node->name != NULL)
1732 		fprintf(output, "%s", (const char *) node->name);
1733 	    break;
1734 	case XML_TEXT_NODE:
1735 	    if (node->content != NULL) {
1736 		xmlDebugDumpString(output, node->content);
1737             }
1738 	    break;
1739 	case XML_CDATA_SECTION_NODE:
1740 	    break;
1741 	case XML_ENTITY_REF_NODE:
1742 	    if (node->name != NULL)
1743 		fprintf(output, "%s", (const char *) node->name);
1744 	    break;
1745 	case XML_ENTITY_NODE:
1746 	    if (node->name != NULL)
1747 		fprintf(output, "%s", (const char *) node->name);
1748 	    break;
1749 	case XML_PI_NODE:
1750 	    if (node->name != NULL)
1751 		fprintf(output, "%s", (const char *) node->name);
1752 	    break;
1753 	case XML_COMMENT_NODE:
1754 	    break;
1755 	case XML_DOCUMENT_NODE:
1756 	    break;
1757 	case XML_HTML_DOCUMENT_NODE:
1758 	    break;
1759 	case XML_DOCUMENT_TYPE_NODE:
1760 	    break;
1761 	case XML_DOCUMENT_FRAG_NODE:
1762 	    break;
1763 	case XML_NOTATION_NODE:
1764 	    break;
1765 	case XML_NAMESPACE_DECL: {
1766 	    xmlNsPtr ns = (xmlNsPtr) node;
1767 
1768 	    if (ns->prefix == NULL)
1769 		fprintf(output, "default -> %s", (char *)ns->href);
1770 	    else
1771 		fprintf(output, "%s -> %s", (char *)ns->prefix,
1772 			(char *)ns->href);
1773 	    break;
1774 	}
1775 	default:
1776 	    if (node->name != NULL)
1777 		fprintf(output, "%s", (const char *) node->name);
1778     }
1779     fprintf(output, "\n");
1780 }
1781 
1782 /**
1783  * xmlBoolToText:
1784  * @boolval: a bool to turn into text
1785  *
1786  * Convenient way to turn bool into text
1787  *
1788  * Returns a pointer to either "True" or "False"
1789  */
1790 const char *
xmlBoolToText(int boolval)1791 xmlBoolToText(int boolval)
1792 {
1793     if (boolval)
1794         return("True");
1795     else
1796         return("False");
1797 }
1798 
1799 #ifdef LIBXML_XPATH_ENABLED
1800 /****************************************************************
1801  *								*
1802  *	 	The XML shell related functions			*
1803  *								*
1804  ****************************************************************/
1805 
1806 
1807 
1808 /*
1809  * TODO: Improvement/cleanups for the XML shell
1810  *     - allow to shell out an editor on a subpart
1811  *     - cleanup function registrations (with help) and calling
1812  *     - provide registration routines
1813  */
1814 
1815 /**
1816  * xmlShellPrintXPathError:
1817  * @errorType: valid xpath error id
1818  * @arg: the argument that cause xpath to fail
1819  *
1820  * Print the xpath error to libxml default error channel
1821  */
1822 void
xmlShellPrintXPathError(int errorType,const char * arg)1823 xmlShellPrintXPathError(int errorType, const char *arg)
1824 {
1825     const char *default_arg = "Result";
1826 
1827     if (!arg)
1828         arg = default_arg;
1829 
1830     switch (errorType) {
1831         case XPATH_UNDEFINED:
1832             xmlGenericError(xmlGenericErrorContext,
1833                             "%s: no such node\n", arg);
1834             break;
1835 
1836         case XPATH_BOOLEAN:
1837             xmlGenericError(xmlGenericErrorContext,
1838                             "%s is a Boolean\n", arg);
1839             break;
1840         case XPATH_NUMBER:
1841             xmlGenericError(xmlGenericErrorContext,
1842                             "%s is a number\n", arg);
1843             break;
1844         case XPATH_STRING:
1845             xmlGenericError(xmlGenericErrorContext,
1846                             "%s is a string\n", arg);
1847             break;
1848         case XPATH_POINT:
1849             xmlGenericError(xmlGenericErrorContext,
1850                             "%s is a point\n", arg);
1851             break;
1852         case XPATH_RANGE:
1853             xmlGenericError(xmlGenericErrorContext,
1854                             "%s is a range\n", arg);
1855             break;
1856         case XPATH_LOCATIONSET:
1857             xmlGenericError(xmlGenericErrorContext,
1858                             "%s is a range\n", arg);
1859             break;
1860         case XPATH_USERS:
1861             xmlGenericError(xmlGenericErrorContext,
1862                             "%s is user-defined\n", arg);
1863             break;
1864         case XPATH_XSLT_TREE:
1865             xmlGenericError(xmlGenericErrorContext,
1866                             "%s is an XSLT value tree\n", arg);
1867             break;
1868     }
1869 #if 0
1870     xmlGenericError(xmlGenericErrorContext,
1871                     "Try casting the result string function (xpath builtin)\n",
1872                     arg);
1873 #endif
1874 }
1875 
1876 
1877 #ifdef LIBXML_OUTPUT_ENABLED
1878 /**
1879  * xmlShellPrintNodeCtxt:
1880  * @ctxt : a non-null shell context
1881  * @node : a non-null node to print to the output FILE
1882  *
1883  * Print node to the output FILE
1884  */
1885 static void
xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)1886 xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)
1887 {
1888     FILE *fp;
1889 
1890     if (!node)
1891         return;
1892     if (ctxt == NULL)
1893 	fp = stdout;
1894     else
1895 	fp = ctxt->output;
1896 
1897     if (node->type == XML_DOCUMENT_NODE)
1898         xmlDocDump(fp, (xmlDocPtr) node);
1899     else if (node->type == XML_ATTRIBUTE_NODE)
1900         xmlDebugDumpAttrList(fp, (xmlAttrPtr) node, 0);
1901     else
1902         xmlElemDump(fp, node->doc, node);
1903 
1904     fprintf(fp, "\n");
1905 }
1906 
1907 /**
1908  * xmlShellPrintNode:
1909  * @node : a non-null node to print to the output FILE
1910  *
1911  * Print node to the output FILE
1912  */
1913 void
xmlShellPrintNode(xmlNodePtr node)1914 xmlShellPrintNode(xmlNodePtr node)
1915 {
1916     xmlShellPrintNodeCtxt(NULL, node);
1917 }
1918 #endif /* LIBXML_OUTPUT_ENABLED */
1919 
1920 /**
1921  * xmlShellPrintXPathResultCtxt:
1922  * @ctxt: a valid shell context
1923  * @list: a valid result generated by an xpath evaluation
1924  *
1925  * Prints result to the output FILE
1926  */
1927 static void
xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)1928 xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)
1929 {
1930     if (!ctxt)
1931        return;
1932 
1933     if (list != NULL) {
1934         switch (list->type) {
1935             case XPATH_NODESET:{
1936 #ifdef LIBXML_OUTPUT_ENABLED
1937                     int indx;
1938 
1939                     if (list->nodesetval) {
1940                         for (indx = 0; indx < list->nodesetval->nodeNr;
1941                              indx++) {
1942                             xmlShellPrintNodeCtxt(ctxt,
1943 				    list->nodesetval->nodeTab[indx]);
1944                         }
1945                     } else {
1946                         xmlGenericError(xmlGenericErrorContext,
1947                                         "Empty node set\n");
1948                     }
1949                     break;
1950 #else
1951 		    xmlGenericError(xmlGenericErrorContext,
1952 				    "Node set\n");
1953 #endif /* LIBXML_OUTPUT_ENABLED */
1954                 }
1955             case XPATH_BOOLEAN:
1956                 xmlGenericError(xmlGenericErrorContext,
1957                                 "Is a Boolean:%s\n",
1958                                 xmlBoolToText(list->boolval));
1959                 break;
1960             case XPATH_NUMBER:
1961                 xmlGenericError(xmlGenericErrorContext,
1962                                 "Is a number:%0g\n", list->floatval);
1963                 break;
1964             case XPATH_STRING:
1965                 xmlGenericError(xmlGenericErrorContext,
1966                                 "Is a string:%s\n", list->stringval);
1967                 break;
1968 
1969             default:
1970                 xmlShellPrintXPathError(list->type, NULL);
1971         }
1972     }
1973 }
1974 
1975 /**
1976  * xmlShellPrintXPathResult:
1977  * @list: a valid result generated by an xpath evaluation
1978  *
1979  * Prints result to the output FILE
1980  */
1981 void
xmlShellPrintXPathResult(xmlXPathObjectPtr list)1982 xmlShellPrintXPathResult(xmlXPathObjectPtr list)
1983 {
1984     xmlShellPrintXPathResultCtxt(NULL, list);
1985 }
1986 
1987 /**
1988  * xmlShellList:
1989  * @ctxt:  the shell context
1990  * @arg:  unused
1991  * @node:  a node
1992  * @node2:  unused
1993  *
1994  * Implements the XML shell function "ls"
1995  * Does an Unix like listing of the given node (like a directory)
1996  *
1997  * Returns 0
1998  */
1999 int
xmlShellList(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2000 xmlShellList(xmlShellCtxtPtr ctxt,
2001              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2002              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2003 {
2004     xmlNodePtr cur;
2005     if (!ctxt)
2006         return (0);
2007     if (node == NULL) {
2008 	fprintf(ctxt->output, "NULL\n");
2009 	return (0);
2010     }
2011     if ((node->type == XML_DOCUMENT_NODE) ||
2012         (node->type == XML_HTML_DOCUMENT_NODE)) {
2013         cur = ((xmlDocPtr) node)->children;
2014     } else if (node->type == XML_NAMESPACE_DECL) {
2015         xmlLsOneNode(ctxt->output, node);
2016         return (0);
2017     } else if (node->children != NULL) {
2018         cur = node->children;
2019     } else {
2020         xmlLsOneNode(ctxt->output, node);
2021         return (0);
2022     }
2023     while (cur != NULL) {
2024         xmlLsOneNode(ctxt->output, cur);
2025         cur = cur->next;
2026     }
2027     return (0);
2028 }
2029 
2030 /**
2031  * xmlShellBase:
2032  * @ctxt:  the shell context
2033  * @arg:  unused
2034  * @node:  a node
2035  * @node2:  unused
2036  *
2037  * Implements the XML shell function "base"
2038  * dumps the current XML base of the node
2039  *
2040  * Returns 0
2041  */
2042 int
xmlShellBase(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2043 xmlShellBase(xmlShellCtxtPtr ctxt,
2044              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2045              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2046 {
2047     xmlChar *base;
2048     if (!ctxt)
2049         return 0;
2050     if (node == NULL) {
2051 	fprintf(ctxt->output, "NULL\n");
2052 	return (0);
2053     }
2054 
2055     base = xmlNodeGetBase(node->doc, node);
2056 
2057     if (base == NULL) {
2058         fprintf(ctxt->output, " No base found !!!\n");
2059     } else {
2060         fprintf(ctxt->output, "%s\n", base);
2061         xmlFree(base);
2062     }
2063     return (0);
2064 }
2065 
2066 #ifdef LIBXML_TREE_ENABLED
2067 /**
2068  * xmlShellSetBase:
2069  * @ctxt:  the shell context
2070  * @arg:  the new base
2071  * @node:  a node
2072  * @node2:  unused
2073  *
2074  * Implements the XML shell function "setbase"
2075  * change the current XML base of the node
2076  *
2077  * Returns 0
2078  */
2079 static int
xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2080 xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2081              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2082              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2083 {
2084     xmlNodeSetBase(node, (xmlChar*) arg);
2085     return (0);
2086 }
2087 #endif
2088 
2089 #ifdef LIBXML_XPATH_ENABLED
2090 /**
2091  * xmlShellRegisterNamespace:
2092  * @ctxt:  the shell context
2093  * @arg:  a string in prefix=nsuri format
2094  * @node:  unused
2095  * @node2:  unused
2096  *
2097  * Implements the XML shell function "setns"
2098  * register/unregister a prefix=namespace pair
2099  * on the XPath context
2100  *
2101  * Returns 0 on success and a negative value otherwise.
2102  */
2103 static int
xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt,char * arg,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2104 xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt, char *arg,
2105       xmlNodePtr node ATTRIBUTE_UNUSED, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2106 {
2107     xmlChar* nsListDup;
2108     xmlChar* prefix;
2109     xmlChar* href;
2110     xmlChar* next;
2111 
2112     nsListDup = xmlStrdup((xmlChar *) arg);
2113     next = nsListDup;
2114     while(next != NULL) {
2115 	/* skip spaces */
2116 	/*while((*next) == ' ') next++;*/
2117 	if((*next) == '\0') break;
2118 
2119 	/* find prefix */
2120 	prefix = next;
2121 	next = (xmlChar*)xmlStrchr(next, '=');
2122 	if(next == NULL) {
2123 	    fprintf(ctxt->output, "setns: prefix=[nsuri] required\n");
2124 	    xmlFree(nsListDup);
2125 	    return(-1);
2126 	}
2127 	*(next++) = '\0';
2128 
2129 	/* find href */
2130 	href = next;
2131 	next = (xmlChar*)xmlStrchr(next, ' ');
2132 	if(next != NULL) {
2133 	    *(next++) = '\0';
2134 	}
2135 
2136 	/* do register namespace */
2137 	if(xmlXPathRegisterNs(ctxt->pctxt, prefix, href) != 0) {
2138 	    fprintf(ctxt->output,"Error: unable to register NS with prefix=\"%s\" and href=\"%s\"\n", prefix, href);
2139 	    xmlFree(nsListDup);
2140 	    return(-1);
2141 	}
2142     }
2143 
2144     xmlFree(nsListDup);
2145     return(0);
2146 }
2147 /**
2148  * xmlShellRegisterRootNamespaces:
2149  * @ctxt:  the shell context
2150  * @arg:  unused
2151  * @node:  the root element
2152  * @node2:  unused
2153  *
2154  * Implements the XML shell function "setrootns"
2155  * which registers all namespaces declarations found on the root element.
2156  *
2157  * Returns 0 on success and a negative value otherwise.
2158  */
2159 static int
xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr root,xmlNodePtr node2 ATTRIBUTE_UNUSED)2160 xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
2161       xmlNodePtr root, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2162 {
2163     xmlNsPtr ns;
2164 
2165     if ((root == NULL) || (root->type != XML_ELEMENT_NODE) ||
2166         (root->nsDef == NULL) || (ctxt == NULL) || (ctxt->pctxt == NULL))
2167 	return(-1);
2168     ns = root->nsDef;
2169     while (ns != NULL) {
2170         if (ns->prefix == NULL)
2171 	    xmlXPathRegisterNs(ctxt->pctxt, BAD_CAST "defaultns", ns->href);
2172 	else
2173 	    xmlXPathRegisterNs(ctxt->pctxt, ns->prefix, ns->href);
2174         ns = ns->next;
2175     }
2176     return(0);
2177 }
2178 #endif
2179 
2180 /**
2181  * xmlShellGrep:
2182  * @ctxt:  the shell context
2183  * @arg:  the string or regular expression to find
2184  * @node:  a node
2185  * @node2:  unused
2186  *
2187  * Implements the XML shell function "grep"
2188  * dumps informations about the node (namespace, attributes, content).
2189  *
2190  * Returns 0
2191  */
2192 static int
xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2193 xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2194             char *arg, xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2195 {
2196     if (!ctxt)
2197         return (0);
2198     if (node == NULL)
2199 	return (0);
2200     if (arg == NULL)
2201 	return (0);
2202 #ifdef LIBXML_REGEXP_ENABLED
2203     if ((xmlStrchr((xmlChar *) arg, '?')) ||
2204 	(xmlStrchr((xmlChar *) arg, '*')) ||
2205 	(xmlStrchr((xmlChar *) arg, '.')) ||
2206 	(xmlStrchr((xmlChar *) arg, '['))) {
2207     }
2208 #endif
2209     while (node != NULL) {
2210         if (node->type == XML_COMMENT_NODE) {
2211 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
2212 
2213 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node));
2214                 xmlShellList(ctxt, NULL, node, NULL);
2215 	    }
2216         } else if (node->type == XML_TEXT_NODE) {
2217 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
2218 
2219 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node->parent));
2220                 xmlShellList(ctxt, NULL, node->parent, NULL);
2221 	    }
2222         }
2223 
2224         /*
2225          * Browse the full subtree, deep first
2226          */
2227 
2228         if ((node->type == XML_DOCUMENT_NODE) ||
2229             (node->type == XML_HTML_DOCUMENT_NODE)) {
2230             node = ((xmlDocPtr) node)->children;
2231         } else if ((node->children != NULL)
2232                    && (node->type != XML_ENTITY_REF_NODE)) {
2233             /* deep first */
2234             node = node->children;
2235         } else if (node->next != NULL) {
2236             /* then siblings */
2237             node = node->next;
2238         } else {
2239             /* go up to parents->next if needed */
2240             while (node != NULL) {
2241                 if (node->parent != NULL) {
2242                     node = node->parent;
2243                 }
2244                 if (node->next != NULL) {
2245                     node = node->next;
2246                     break;
2247                 }
2248                 if (node->parent == NULL) {
2249                     node = NULL;
2250                     break;
2251                 }
2252             }
2253 	}
2254     }
2255     return (0);
2256 }
2257 
2258 /**
2259  * xmlShellDir:
2260  * @ctxt:  the shell context
2261  * @arg:  unused
2262  * @node:  a node
2263  * @node2:  unused
2264  *
2265  * Implements the XML shell function "dir"
2266  * dumps informations about the node (namespace, attributes, content).
2267  *
2268  * Returns 0
2269  */
2270 int
xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2271 xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2272             char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2273             xmlNodePtr node2 ATTRIBUTE_UNUSED)
2274 {
2275     if (!ctxt)
2276         return (0);
2277     if (node == NULL) {
2278 	fprintf(ctxt->output, "NULL\n");
2279 	return (0);
2280     }
2281     if ((node->type == XML_DOCUMENT_NODE) ||
2282         (node->type == XML_HTML_DOCUMENT_NODE)) {
2283         xmlDebugDumpDocumentHead(ctxt->output, (xmlDocPtr) node);
2284     } else if (node->type == XML_ATTRIBUTE_NODE) {
2285         xmlDebugDumpAttr(ctxt->output, (xmlAttrPtr) node, 0);
2286     } else {
2287         xmlDebugDumpOneNode(ctxt->output, node, 0);
2288     }
2289     return (0);
2290 }
2291 
2292 /**
2293  * xmlShellSetContent:
2294  * @ctxt:  the shell context
2295  * @value:  the content as a string
2296  * @node:  a node
2297  * @node2:  unused
2298  *
2299  * Implements the XML shell function "dir"
2300  * dumps informations about the node (namespace, attributes, content).
2301  *
2302  * Returns 0
2303  */
2304 static int
xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * value,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2305 xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2306             char *value, xmlNodePtr node,
2307             xmlNodePtr node2 ATTRIBUTE_UNUSED)
2308 {
2309     xmlNodePtr results;
2310     xmlParserErrors ret;
2311 
2312     if (!ctxt)
2313         return (0);
2314     if (node == NULL) {
2315 	fprintf(ctxt->output, "NULL\n");
2316 	return (0);
2317     }
2318     if (value == NULL) {
2319         fprintf(ctxt->output, "NULL\n");
2320 	return (0);
2321     }
2322 
2323     ret = xmlParseInNodeContext(node, value, strlen(value), 0, &results);
2324     if (ret == XML_ERR_OK) {
2325 	if (node->children != NULL) {
2326 	    xmlFreeNodeList(node->children);
2327 	    node->children = NULL;
2328 	    node->last = NULL;
2329 	}
2330 	xmlAddChildList(node, results);
2331     } else {
2332         fprintf(ctxt->output, "failed to parse content\n");
2333     }
2334     return (0);
2335 }
2336 
2337 #ifdef LIBXML_SCHEMAS_ENABLED
2338 /**
2339  * xmlShellRNGValidate:
2340  * @ctxt:  the shell context
2341  * @schemas:  the path to the Relax-NG schemas
2342  * @node:  a node
2343  * @node2:  unused
2344  *
2345  * Implements the XML shell function "relaxng"
2346  * validating the instance against a Relax-NG schemas
2347  *
2348  * Returns 0
2349  */
2350 static int
xmlShellRNGValidate(xmlShellCtxtPtr sctxt,char * schemas,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2351 xmlShellRNGValidate(xmlShellCtxtPtr sctxt, char *schemas,
2352             xmlNodePtr node ATTRIBUTE_UNUSED,
2353 	    xmlNodePtr node2 ATTRIBUTE_UNUSED)
2354 {
2355     xmlRelaxNGPtr relaxngschemas;
2356     xmlRelaxNGParserCtxtPtr ctxt;
2357     xmlRelaxNGValidCtxtPtr vctxt;
2358     int ret;
2359 
2360     ctxt = xmlRelaxNGNewParserCtxt(schemas);
2361     xmlRelaxNGSetParserErrors(ctxt,
2362 	    (xmlRelaxNGValidityErrorFunc) fprintf,
2363 	    (xmlRelaxNGValidityWarningFunc) fprintf,
2364 	    stderr);
2365     relaxngschemas = xmlRelaxNGParse(ctxt);
2366     xmlRelaxNGFreeParserCtxt(ctxt);
2367     if (relaxngschemas == NULL) {
2368 	xmlGenericError(xmlGenericErrorContext,
2369 		"Relax-NG schema %s failed to compile\n", schemas);
2370 	return(-1);
2371     }
2372     vctxt = xmlRelaxNGNewValidCtxt(relaxngschemas);
2373     xmlRelaxNGSetValidErrors(vctxt,
2374 	    (xmlRelaxNGValidityErrorFunc) fprintf,
2375 	    (xmlRelaxNGValidityWarningFunc) fprintf,
2376 	    stderr);
2377     ret = xmlRelaxNGValidateDoc(vctxt, sctxt->doc);
2378     if (ret == 0) {
2379 	fprintf(stderr, "%s validates\n", sctxt->filename);
2380     } else if (ret > 0) {
2381 	fprintf(stderr, "%s fails to validate\n", sctxt->filename);
2382     } else {
2383 	fprintf(stderr, "%s validation generated an internal error\n",
2384 	       sctxt->filename);
2385     }
2386     xmlRelaxNGFreeValidCtxt(vctxt);
2387     if (relaxngschemas != NULL)
2388 	xmlRelaxNGFree(relaxngschemas);
2389     return(0);
2390 }
2391 #endif
2392 
2393 #ifdef LIBXML_OUTPUT_ENABLED
2394 /**
2395  * xmlShellCat:
2396  * @ctxt:  the shell context
2397  * @arg:  unused
2398  * @node:  a node
2399  * @node2:  unused
2400  *
2401  * Implements the XML shell function "cat"
2402  * dumps the serialization node content (XML or HTML).
2403  *
2404  * Returns 0
2405  */
2406 int
xmlShellCat(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2407 xmlShellCat(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
2408             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2409 {
2410     if (!ctxt)
2411         return (0);
2412     if (node == NULL) {
2413 	fprintf(ctxt->output, "NULL\n");
2414 	return (0);
2415     }
2416     if (ctxt->doc->type == XML_HTML_DOCUMENT_NODE) {
2417 #ifdef LIBXML_HTML_ENABLED
2418         if (node->type == XML_HTML_DOCUMENT_NODE)
2419             htmlDocDump(ctxt->output, (htmlDocPtr) node);
2420         else
2421             htmlNodeDumpFile(ctxt->output, ctxt->doc, node);
2422 #else
2423         if (node->type == XML_DOCUMENT_NODE)
2424             xmlDocDump(ctxt->output, (xmlDocPtr) node);
2425         else
2426             xmlElemDump(ctxt->output, ctxt->doc, node);
2427 #endif /* LIBXML_HTML_ENABLED */
2428     } else {
2429         if (node->type == XML_DOCUMENT_NODE)
2430             xmlDocDump(ctxt->output, (xmlDocPtr) node);
2431         else
2432             xmlElemDump(ctxt->output, ctxt->doc, node);
2433     }
2434     fprintf(ctxt->output, "\n");
2435     return (0);
2436 }
2437 #endif /* LIBXML_OUTPUT_ENABLED */
2438 
2439 /**
2440  * xmlShellLoad:
2441  * @ctxt:  the shell context
2442  * @filename:  the file name
2443  * @node:  unused
2444  * @node2:  unused
2445  *
2446  * Implements the XML shell function "load"
2447  * loads a new document specified by the filename
2448  *
2449  * Returns 0 or -1 if loading failed
2450  */
2451 int
xmlShellLoad(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2452 xmlShellLoad(xmlShellCtxtPtr ctxt, char *filename,
2453              xmlNodePtr node ATTRIBUTE_UNUSED,
2454              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2455 {
2456     xmlDocPtr doc;
2457     int html = 0;
2458 
2459     if ((ctxt == NULL) || (filename == NULL)) return(-1);
2460     if (ctxt->doc != NULL)
2461         html = (ctxt->doc->type == XML_HTML_DOCUMENT_NODE);
2462 
2463     if (html) {
2464 #ifdef LIBXML_HTML_ENABLED
2465         doc = htmlParseFile(filename, NULL);
2466 #else
2467         fprintf(ctxt->output, "HTML support not compiled in\n");
2468         doc = NULL;
2469 #endif /* LIBXML_HTML_ENABLED */
2470     } else {
2471         doc = xmlReadFile(filename,NULL,0);
2472     }
2473     if (doc != NULL) {
2474         if (ctxt->loaded == 1) {
2475             xmlFreeDoc(ctxt->doc);
2476         }
2477         ctxt->loaded = 1;
2478 #ifdef LIBXML_XPATH_ENABLED
2479         xmlXPathFreeContext(ctxt->pctxt);
2480 #endif /* LIBXML_XPATH_ENABLED */
2481         xmlFree(ctxt->filename);
2482         ctxt->doc = doc;
2483         ctxt->node = (xmlNodePtr) doc;
2484 #ifdef LIBXML_XPATH_ENABLED
2485         ctxt->pctxt = xmlXPathNewContext(doc);
2486 #endif /* LIBXML_XPATH_ENABLED */
2487         ctxt->filename = (char *) xmlCanonicPath((xmlChar *) filename);
2488     } else
2489         return (-1);
2490     return (0);
2491 }
2492 
2493 #ifdef LIBXML_OUTPUT_ENABLED
2494 /**
2495  * xmlShellWrite:
2496  * @ctxt:  the shell context
2497  * @filename:  the file name
2498  * @node:  a node in the tree
2499  * @node2:  unused
2500  *
2501  * Implements the XML shell function "write"
2502  * Write the current node to the filename, it saves the serialization
2503  * of the subtree under the @node specified
2504  *
2505  * Returns 0 or -1 in case of error
2506  */
2507 int
xmlShellWrite(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2508 xmlShellWrite(xmlShellCtxtPtr ctxt, char *filename, xmlNodePtr node,
2509               xmlNodePtr node2 ATTRIBUTE_UNUSED)
2510 {
2511     if (node == NULL)
2512         return (-1);
2513     if ((filename == NULL) || (filename[0] == 0)) {
2514         return (-1);
2515     }
2516 #ifdef W_OK
2517     if (access((char *) filename, W_OK)) {
2518         xmlGenericError(xmlGenericErrorContext,
2519                         "Cannot write to %s\n", filename);
2520         return (-1);
2521     }
2522 #endif
2523     switch (node->type) {
2524         case XML_DOCUMENT_NODE:
2525             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
2526                 xmlGenericError(xmlGenericErrorContext,
2527                                 "Failed to write to %s\n", filename);
2528                 return (-1);
2529             }
2530             break;
2531         case XML_HTML_DOCUMENT_NODE:
2532 #ifdef LIBXML_HTML_ENABLED
2533             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
2534                 xmlGenericError(xmlGenericErrorContext,
2535                                 "Failed to write to %s\n", filename);
2536                 return (-1);
2537             }
2538 #else
2539             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
2540                 xmlGenericError(xmlGenericErrorContext,
2541                                 "Failed to write to %s\n", filename);
2542                 return (-1);
2543             }
2544 #endif /* LIBXML_HTML_ENABLED */
2545             break;
2546         default:{
2547                 FILE *f;
2548 
2549                 f = fopen((char *) filename, "w");
2550                 if (f == NULL) {
2551                     xmlGenericError(xmlGenericErrorContext,
2552                                     "Failed to write to %s\n", filename);
2553                     return (-1);
2554                 }
2555                 xmlElemDump(f, ctxt->doc, node);
2556                 fclose(f);
2557             }
2558     }
2559     return (0);
2560 }
2561 
2562 /**
2563  * xmlShellSave:
2564  * @ctxt:  the shell context
2565  * @filename:  the file name (optional)
2566  * @node:  unused
2567  * @node2:  unused
2568  *
2569  * Implements the XML shell function "save"
2570  * Write the current document to the filename, or it's original name
2571  *
2572  * Returns 0 or -1 in case of error
2573  */
2574 int
xmlShellSave(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2575 xmlShellSave(xmlShellCtxtPtr ctxt, char *filename,
2576              xmlNodePtr node ATTRIBUTE_UNUSED,
2577              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2578 {
2579     if ((ctxt == NULL) || (ctxt->doc == NULL))
2580         return (-1);
2581     if ((filename == NULL) || (filename[0] == 0))
2582         filename = ctxt->filename;
2583     if (filename == NULL)
2584         return (-1);
2585 #ifdef W_OK
2586     if (access((char *) filename, W_OK)) {
2587         xmlGenericError(xmlGenericErrorContext,
2588                         "Cannot save to %s\n", filename);
2589         return (-1);
2590     }
2591 #endif
2592     switch (ctxt->doc->type) {
2593         case XML_DOCUMENT_NODE:
2594             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
2595                 xmlGenericError(xmlGenericErrorContext,
2596                                 "Failed to save to %s\n", filename);
2597             }
2598             break;
2599         case XML_HTML_DOCUMENT_NODE:
2600 #ifdef LIBXML_HTML_ENABLED
2601             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
2602                 xmlGenericError(xmlGenericErrorContext,
2603                                 "Failed to save to %s\n", filename);
2604             }
2605 #else
2606             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
2607                 xmlGenericError(xmlGenericErrorContext,
2608                                 "Failed to save to %s\n", filename);
2609             }
2610 #endif /* LIBXML_HTML_ENABLED */
2611             break;
2612         default:
2613             xmlGenericError(xmlGenericErrorContext,
2614 	    "To save to subparts of a document use the 'write' command\n");
2615             return (-1);
2616 
2617     }
2618     return (0);
2619 }
2620 #endif /* LIBXML_OUTPUT_ENABLED */
2621 
2622 #ifdef LIBXML_VALID_ENABLED
2623 /**
2624  * xmlShellValidate:
2625  * @ctxt:  the shell context
2626  * @dtd:  the DTD URI (optional)
2627  * @node:  unused
2628  * @node2:  unused
2629  *
2630  * Implements the XML shell function "validate"
2631  * Validate the document, if a DTD path is provided, then the validation
2632  * is done against the given DTD.
2633  *
2634  * Returns 0 or -1 in case of error
2635  */
2636 int
xmlShellValidate(xmlShellCtxtPtr ctxt,char * dtd,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2637 xmlShellValidate(xmlShellCtxtPtr ctxt, char *dtd,
2638                  xmlNodePtr node ATTRIBUTE_UNUSED,
2639                  xmlNodePtr node2 ATTRIBUTE_UNUSED)
2640 {
2641     xmlValidCtxt vctxt;
2642     int res = -1;
2643 
2644     if ((ctxt == NULL) || (ctxt->doc == NULL)) return(-1);
2645     vctxt.userData = stderr;
2646     vctxt.error = (xmlValidityErrorFunc) fprintf;
2647     vctxt.warning = (xmlValidityWarningFunc) fprintf;
2648 
2649     if ((dtd == NULL) || (dtd[0] == 0)) {
2650         res = xmlValidateDocument(&vctxt, ctxt->doc);
2651     } else {
2652         xmlDtdPtr subset;
2653 
2654         subset = xmlParseDTD(NULL, (xmlChar *) dtd);
2655         if (subset != NULL) {
2656             res = xmlValidateDtd(&vctxt, ctxt->doc, subset);
2657 
2658             xmlFreeDtd(subset);
2659         }
2660     }
2661     return (res);
2662 }
2663 #endif /* LIBXML_VALID_ENABLED */
2664 
2665 /**
2666  * xmlShellDu:
2667  * @ctxt:  the shell context
2668  * @arg:  unused
2669  * @tree:  a node defining a subtree
2670  * @node2:  unused
2671  *
2672  * Implements the XML shell function "du"
2673  * show the structure of the subtree under node @tree
2674  * If @tree is null, the command works on the current node.
2675  *
2676  * Returns 0 or -1 in case of error
2677  */
2678 int
xmlShellDu(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr tree,xmlNodePtr node2 ATTRIBUTE_UNUSED)2679 xmlShellDu(xmlShellCtxtPtr ctxt,
2680            char *arg ATTRIBUTE_UNUSED, xmlNodePtr tree,
2681            xmlNodePtr node2 ATTRIBUTE_UNUSED)
2682 {
2683     xmlNodePtr node;
2684     int indent = 0, i;
2685 
2686     if (!ctxt)
2687 	return (-1);
2688 
2689     if (tree == NULL)
2690         return (-1);
2691     node = tree;
2692     while (node != NULL) {
2693         if ((node->type == XML_DOCUMENT_NODE) ||
2694             (node->type == XML_HTML_DOCUMENT_NODE)) {
2695             fprintf(ctxt->output, "/\n");
2696         } else if (node->type == XML_ELEMENT_NODE) {
2697             for (i = 0; i < indent; i++)
2698                 fprintf(ctxt->output, "  ");
2699             fprintf(ctxt->output, "%s\n", node->name);
2700         } else {
2701         }
2702 
2703         /*
2704          * Browse the full subtree, deep first
2705          */
2706 
2707         if ((node->type == XML_DOCUMENT_NODE) ||
2708             (node->type == XML_HTML_DOCUMENT_NODE)) {
2709             node = ((xmlDocPtr) node)->children;
2710         } else if ((node->children != NULL)
2711                    && (node->type != XML_ENTITY_REF_NODE)) {
2712             /* deep first */
2713             node = node->children;
2714             indent++;
2715         } else if ((node != tree) && (node->next != NULL)) {
2716             /* then siblings */
2717             node = node->next;
2718         } else if (node != tree) {
2719             /* go up to parents->next if needed */
2720             while (node != tree) {
2721                 if (node->parent != NULL) {
2722                     node = node->parent;
2723                     indent--;
2724                 }
2725                 if ((node != tree) && (node->next != NULL)) {
2726                     node = node->next;
2727                     break;
2728                 }
2729                 if (node->parent == NULL) {
2730                     node = NULL;
2731                     break;
2732                 }
2733                 if (node == tree) {
2734                     node = NULL;
2735                     break;
2736                 }
2737             }
2738             /* exit condition */
2739             if (node == tree)
2740                 node = NULL;
2741         } else
2742             node = NULL;
2743     }
2744     return (0);
2745 }
2746 
2747 /**
2748  * xmlShellPwd:
2749  * @ctxt:  the shell context
2750  * @buffer:  the output buffer
2751  * @node:  a node
2752  * @node2:  unused
2753  *
2754  * Implements the XML shell function "pwd"
2755  * Show the full path from the root to the node, if needed building
2756  * thumblers when similar elements exists at a given ancestor level.
2757  * The output is compatible with XPath commands.
2758  *
2759  * Returns 0 or -1 in case of error
2760  */
2761 int
xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * buffer,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2762 xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED, char *buffer,
2763             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2764 {
2765     xmlChar *path;
2766 
2767     if ((node == NULL) || (buffer == NULL))
2768         return (-1);
2769 
2770     path = xmlGetNodePath(node);
2771     if (path == NULL)
2772 	return (-1);
2773 
2774     /*
2775      * This test prevents buffer overflow, because this routine
2776      * is only called by xmlShell, in which the second argument is
2777      * 500 chars long.
2778      * It is a dirty hack before a cleaner solution is found.
2779      * Documentation should mention that the second argument must
2780      * be at least 500 chars long, and could be stripped if too long.
2781      */
2782     snprintf(buffer, 499, "%s", path);
2783     buffer[499] = '0';
2784     xmlFree(path);
2785 
2786     return (0);
2787 }
2788 
2789 /**
2790  * xmlShell:
2791  * @doc:  the initial document
2792  * @filename:  the output buffer
2793  * @input:  the line reading function
2794  * @output:  the output FILE*, defaults to stdout if NULL
2795  *
2796  * Implements the XML shell
2797  * This allow to load, validate, view, modify and save a document
2798  * using a environment similar to a UNIX commandline.
2799  */
2800 void
xmlShell(xmlDocPtr doc,char * filename,xmlShellReadlineFunc input,FILE * output)2801 xmlShell(xmlDocPtr doc, char *filename, xmlShellReadlineFunc input,
2802          FILE * output)
2803 {
2804     char prompt[500] = "/ > ";
2805     char *cmdline = NULL, *cur;
2806     char command[100];
2807     char arg[400];
2808     int i;
2809     xmlShellCtxtPtr ctxt;
2810     xmlXPathObjectPtr list;
2811 
2812     if (doc == NULL)
2813         return;
2814     if (filename == NULL)
2815         return;
2816     if (input == NULL)
2817         return;
2818     if (output == NULL)
2819         output = stdout;
2820     ctxt = (xmlShellCtxtPtr) xmlMalloc(sizeof(xmlShellCtxt));
2821     if (ctxt == NULL)
2822         return;
2823     ctxt->loaded = 0;
2824     ctxt->doc = doc;
2825     ctxt->input = input;
2826     ctxt->output = output;
2827     ctxt->filename = (char *) xmlStrdup((xmlChar *) filename);
2828     ctxt->node = (xmlNodePtr) ctxt->doc;
2829 
2830 #ifdef LIBXML_XPATH_ENABLED
2831     ctxt->pctxt = xmlXPathNewContext(ctxt->doc);
2832     if (ctxt->pctxt == NULL) {
2833         xmlFree(ctxt);
2834         return;
2835     }
2836 #endif /* LIBXML_XPATH_ENABLED */
2837     while (1) {
2838         if (ctxt->node == (xmlNodePtr) ctxt->doc)
2839             snprintf(prompt, sizeof(prompt), "%s > ", "/");
2840         else if ((ctxt->node != NULL) && (ctxt->node->name))
2841             snprintf(prompt, sizeof(prompt), "%s > ", ctxt->node->name);
2842         else
2843             snprintf(prompt, sizeof(prompt), "? > ");
2844         prompt[sizeof(prompt) - 1] = 0;
2845 
2846         /*
2847          * Get a new command line
2848          */
2849         cmdline = ctxt->input(prompt);
2850         if (cmdline == NULL)
2851             break;
2852 
2853         /*
2854          * Parse the command itself
2855          */
2856         cur = cmdline;
2857         while ((*cur == ' ') || (*cur == '\t'))
2858             cur++;
2859         i = 0;
2860         while ((*cur != ' ') && (*cur != '\t') &&
2861                (*cur != '\n') && (*cur != '\r')) {
2862             if (*cur == 0)
2863                 break;
2864             command[i++] = *cur++;
2865         }
2866         command[i] = 0;
2867         if (i == 0)
2868             continue;
2869 
2870         /*
2871          * Parse the argument
2872          */
2873         while ((*cur == ' ') || (*cur == '\t'))
2874             cur++;
2875         i = 0;
2876         while ((*cur != '\n') && (*cur != '\r') && (*cur != 0)) {
2877             if (*cur == 0)
2878                 break;
2879             arg[i++] = *cur++;
2880         }
2881         arg[i] = 0;
2882 
2883         /*
2884          * start interpreting the command
2885          */
2886         if (!strcmp(command, "exit"))
2887             break;
2888         if (!strcmp(command, "quit"))
2889             break;
2890         if (!strcmp(command, "bye"))
2891             break;
2892 		if (!strcmp(command, "help")) {
2893 		  fprintf(ctxt->output, "\tbase         display XML base of the node\n");
2894 		  fprintf(ctxt->output, "\tsetbase URI  change the XML base of the node\n");
2895 		  fprintf(ctxt->output, "\tbye          leave shell\n");
2896 		  fprintf(ctxt->output, "\tcat [node]   display node or current node\n");
2897 		  fprintf(ctxt->output, "\tcd [path]    change directory to path or to root\n");
2898 		  fprintf(ctxt->output, "\tdir [path]   dumps informations about the node (namespace, attributes, content)\n");
2899 		  fprintf(ctxt->output, "\tdu [path]    show the structure of the subtree under path or the current node\n");
2900 		  fprintf(ctxt->output, "\texit         leave shell\n");
2901 		  fprintf(ctxt->output, "\thelp         display this help\n");
2902 		  fprintf(ctxt->output, "\tfree         display memory usage\n");
2903 		  fprintf(ctxt->output, "\tload [name]  load a new document with name\n");
2904 		  fprintf(ctxt->output, "\tls [path]    list contents of path or the current directory\n");
2905 		  fprintf(ctxt->output, "\tset xml_fragment replace the current node content with the fragment parsed in context\n");
2906 #ifdef LIBXML_XPATH_ENABLED
2907 		  fprintf(ctxt->output, "\txpath expr   evaluate the XPath expression in that context and print the result\n");
2908 		  fprintf(ctxt->output, "\tsetns nsreg  register a namespace to a prefix in the XPath evaluation context\n");
2909 		  fprintf(ctxt->output, "\t             format for nsreg is: prefix=[nsuri] (i.e. prefix= unsets a prefix)\n");
2910 		  fprintf(ctxt->output, "\tsetrootns    register all namespace found on the root element\n");
2911 		  fprintf(ctxt->output, "\t             the default namespace if any uses 'defaultns' prefix\n");
2912 #endif /* LIBXML_XPATH_ENABLED */
2913 		  fprintf(ctxt->output, "\tpwd          display current working directory\n");
2914 		  fprintf(ctxt->output, "\tquit         leave shell\n");
2915 #ifdef LIBXML_OUTPUT_ENABLED
2916 		  fprintf(ctxt->output, "\tsave [name]  save this document to name or the original name\n");
2917 		  fprintf(ctxt->output, "\twrite [name] write the current node to the filename\n");
2918 #endif /* LIBXML_OUTPUT_ENABLED */
2919 #ifdef LIBXML_VALID_ENABLED
2920 		  fprintf(ctxt->output, "\tvalidate     check the document for errors\n");
2921 #endif /* LIBXML_VALID_ENABLED */
2922 #ifdef LIBXML_SCHEMAS_ENABLED
2923 		  fprintf(ctxt->output, "\trelaxng rng  validate the document agaisnt the Relax-NG schemas\n");
2924 #endif
2925 		  fprintf(ctxt->output, "\tgrep string  search for a string in the subtree\n");
2926 #ifdef LIBXML_VALID_ENABLED
2927         } else if (!strcmp(command, "validate")) {
2928             xmlShellValidate(ctxt, arg, NULL, NULL);
2929 #endif /* LIBXML_VALID_ENABLED */
2930         } else if (!strcmp(command, "load")) {
2931             xmlShellLoad(ctxt, arg, NULL, NULL);
2932 #ifdef LIBXML_SCHEMAS_ENABLED
2933         } else if (!strcmp(command, "relaxng")) {
2934             xmlShellRNGValidate(ctxt, arg, NULL, NULL);
2935 #endif
2936 #ifdef LIBXML_OUTPUT_ENABLED
2937         } else if (!strcmp(command, "save")) {
2938             xmlShellSave(ctxt, arg, NULL, NULL);
2939         } else if (!strcmp(command, "write")) {
2940 	    if ((arg == NULL) || (arg[0] == 0))
2941 		xmlGenericError(xmlGenericErrorContext,
2942                         "Write command requires a filename argument\n");
2943 	    else
2944 		xmlShellWrite(ctxt, arg, ctxt->node, NULL);
2945 #endif /* LIBXML_OUTPUT_ENABLED */
2946         } else if (!strcmp(command, "grep")) {
2947             xmlShellGrep(ctxt, arg, ctxt->node, NULL);
2948         } else if (!strcmp(command, "free")) {
2949             if (arg[0] == 0) {
2950                 xmlMemShow(ctxt->output, 0);
2951             } else {
2952                 int len = 0;
2953 
2954                 sscanf(arg, "%d", &len);
2955                 xmlMemShow(ctxt->output, len);
2956             }
2957         } else if (!strcmp(command, "pwd")) {
2958             char dir[500];
2959 
2960             if (!xmlShellPwd(ctxt, dir, ctxt->node, NULL))
2961                 fprintf(ctxt->output, "%s\n", dir);
2962         } else if (!strcmp(command, "du")) {
2963             xmlShellDu(ctxt, NULL, ctxt->node, NULL);
2964         } else if (!strcmp(command, "base")) {
2965             xmlShellBase(ctxt, NULL, ctxt->node, NULL);
2966         } else if (!strcmp(command, "set")) {
2967 	    xmlShellSetContent(ctxt, arg, ctxt->node, NULL);
2968 #ifdef LIBXML_XPATH_ENABLED
2969         } else if (!strcmp(command, "setns")) {
2970             if (arg[0] == 0) {
2971 		xmlGenericError(xmlGenericErrorContext,
2972 				"setns: prefix=[nsuri] required\n");
2973             } else {
2974                 xmlShellRegisterNamespace(ctxt, arg, NULL, NULL);
2975             }
2976         } else if (!strcmp(command, "setrootns")) {
2977 	    xmlNodePtr root;
2978 
2979 	    root = xmlDocGetRootElement(ctxt->doc);
2980 	    xmlShellRegisterRootNamespaces(ctxt, NULL, root, NULL);
2981         } else if (!strcmp(command, "xpath")) {
2982             if (arg[0] == 0) {
2983 		xmlGenericError(xmlGenericErrorContext,
2984 				"xpath: expression required\n");
2985 	    } else {
2986                 ctxt->pctxt->node = ctxt->node;
2987                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
2988 		xmlXPathDebugDumpObject(ctxt->output, list, 0);
2989 		xmlXPathFreeObject(list);
2990 	    }
2991 #endif /* LIBXML_XPATH_ENABLED */
2992 #ifdef LIBXML_TREE_ENABLED
2993         } else if (!strcmp(command, "setbase")) {
2994             xmlShellSetBase(ctxt, arg, ctxt->node, NULL);
2995 #endif
2996         } else if ((!strcmp(command, "ls")) || (!strcmp(command, "dir"))) {
2997             int dir = (!strcmp(command, "dir"));
2998 
2999             if (arg[0] == 0) {
3000                 if (dir)
3001                     xmlShellDir(ctxt, NULL, ctxt->node, NULL);
3002                 else
3003                     xmlShellList(ctxt, NULL, ctxt->node, NULL);
3004             } else {
3005                 ctxt->pctxt->node = ctxt->node;
3006 #ifdef LIBXML_XPATH_ENABLED
3007                 ctxt->pctxt->node = ctxt->node;
3008                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3009 #else
3010                 list = NULL;
3011 #endif /* LIBXML_XPATH_ENABLED */
3012                 if (list != NULL) {
3013                     switch (list->type) {
3014                         case XPATH_UNDEFINED:
3015                             xmlGenericError(xmlGenericErrorContext,
3016                                             "%s: no such node\n", arg);
3017                             break;
3018                         case XPATH_NODESET:{
3019                                 int indx;
3020 
3021 				if (list->nodesetval == NULL)
3022 				    break;
3023 
3024                                 for (indx = 0;
3025                                      indx < list->nodesetval->nodeNr;
3026                                      indx++) {
3027                                     if (dir)
3028                                         xmlShellDir(ctxt, NULL,
3029                                                     list->nodesetval->
3030                                                     nodeTab[indx], NULL);
3031                                     else
3032                                         xmlShellList(ctxt, NULL,
3033                                                      list->nodesetval->
3034                                                      nodeTab[indx], NULL);
3035                                 }
3036                                 break;
3037                             }
3038                         case XPATH_BOOLEAN:
3039                             xmlGenericError(xmlGenericErrorContext,
3040                                             "%s is a Boolean\n", arg);
3041                             break;
3042                         case XPATH_NUMBER:
3043                             xmlGenericError(xmlGenericErrorContext,
3044                                             "%s is a number\n", arg);
3045                             break;
3046                         case XPATH_STRING:
3047                             xmlGenericError(xmlGenericErrorContext,
3048                                             "%s is a string\n", arg);
3049                             break;
3050                         case XPATH_POINT:
3051                             xmlGenericError(xmlGenericErrorContext,
3052                                             "%s is a point\n", arg);
3053                             break;
3054                         case XPATH_RANGE:
3055                             xmlGenericError(xmlGenericErrorContext,
3056                                             "%s is a range\n", arg);
3057                             break;
3058                         case XPATH_LOCATIONSET:
3059                             xmlGenericError(xmlGenericErrorContext,
3060                                             "%s is a range\n", arg);
3061                             break;
3062                         case XPATH_USERS:
3063                             xmlGenericError(xmlGenericErrorContext,
3064                                             "%s is user-defined\n", arg);
3065                             break;
3066                         case XPATH_XSLT_TREE:
3067                             xmlGenericError(xmlGenericErrorContext,
3068                                             "%s is an XSLT value tree\n",
3069                                             arg);
3070                             break;
3071                     }
3072 #ifdef LIBXML_XPATH_ENABLED
3073                     xmlXPathFreeObject(list);
3074 #endif
3075                 } else {
3076                     xmlGenericError(xmlGenericErrorContext,
3077                                     "%s: no such node\n", arg);
3078                 }
3079                 ctxt->pctxt->node = NULL;
3080             }
3081         } else if (!strcmp(command, "cd")) {
3082             if (arg[0] == 0) {
3083                 ctxt->node = (xmlNodePtr) ctxt->doc;
3084             } else {
3085 #ifdef LIBXML_XPATH_ENABLED
3086                 ctxt->pctxt->node = ctxt->node;
3087                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3088 #else
3089                 list = NULL;
3090 #endif /* LIBXML_XPATH_ENABLED */
3091                 if (list != NULL) {
3092                     switch (list->type) {
3093                         case XPATH_UNDEFINED:
3094                             xmlGenericError(xmlGenericErrorContext,
3095                                             "%s: no such node\n", arg);
3096                             break;
3097                         case XPATH_NODESET:
3098                             if (list->nodesetval != NULL) {
3099 				if (list->nodesetval->nodeNr == 1) {
3100 				    ctxt->node = list->nodesetval->nodeTab[0];
3101 				    if ((ctxt->node != NULL) &&
3102 				        (ctxt->node->type ==
3103 					 XML_NAMESPACE_DECL)) {
3104 					xmlGenericError(xmlGenericErrorContext,
3105 						    "cannot cd to namespace\n");
3106 					ctxt->node = NULL;
3107 				    }
3108 				} else
3109 				    xmlGenericError(xmlGenericErrorContext,
3110 						    "%s is a %d Node Set\n",
3111 						    arg,
3112 						    list->nodesetval->nodeNr);
3113                             } else
3114                                 xmlGenericError(xmlGenericErrorContext,
3115                                                 "%s is an empty Node Set\n",
3116                                                 arg);
3117                             break;
3118                         case XPATH_BOOLEAN:
3119                             xmlGenericError(xmlGenericErrorContext,
3120                                             "%s is a Boolean\n", arg);
3121                             break;
3122                         case XPATH_NUMBER:
3123                             xmlGenericError(xmlGenericErrorContext,
3124                                             "%s is a number\n", arg);
3125                             break;
3126                         case XPATH_STRING:
3127                             xmlGenericError(xmlGenericErrorContext,
3128                                             "%s is a string\n", arg);
3129                             break;
3130                         case XPATH_POINT:
3131                             xmlGenericError(xmlGenericErrorContext,
3132                                             "%s is a point\n", arg);
3133                             break;
3134                         case XPATH_RANGE:
3135                             xmlGenericError(xmlGenericErrorContext,
3136                                             "%s is a range\n", arg);
3137                             break;
3138                         case XPATH_LOCATIONSET:
3139                             xmlGenericError(xmlGenericErrorContext,
3140                                             "%s is a range\n", arg);
3141                             break;
3142                         case XPATH_USERS:
3143                             xmlGenericError(xmlGenericErrorContext,
3144                                             "%s is user-defined\n", arg);
3145                             break;
3146                         case XPATH_XSLT_TREE:
3147                             xmlGenericError(xmlGenericErrorContext,
3148                                             "%s is an XSLT value tree\n",
3149                                             arg);
3150                             break;
3151                     }
3152 #ifdef LIBXML_XPATH_ENABLED
3153                     xmlXPathFreeObject(list);
3154 #endif
3155                 } else {
3156                     xmlGenericError(xmlGenericErrorContext,
3157                                     "%s: no such node\n", arg);
3158                 }
3159                 ctxt->pctxt->node = NULL;
3160             }
3161 #ifdef LIBXML_OUTPUT_ENABLED
3162         } else if (!strcmp(command, "cat")) {
3163             if (arg[0] == 0) {
3164                 xmlShellCat(ctxt, NULL, ctxt->node, NULL);
3165             } else {
3166                 ctxt->pctxt->node = ctxt->node;
3167 #ifdef LIBXML_XPATH_ENABLED
3168                 ctxt->pctxt->node = ctxt->node;
3169                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3170 #else
3171                 list = NULL;
3172 #endif /* LIBXML_XPATH_ENABLED */
3173                 if (list != NULL) {
3174                     switch (list->type) {
3175                         case XPATH_UNDEFINED:
3176                             xmlGenericError(xmlGenericErrorContext,
3177                                             "%s: no such node\n", arg);
3178                             break;
3179                         case XPATH_NODESET:{
3180                                 int indx;
3181 
3182 				if (list->nodesetval == NULL)
3183 				    break;
3184 
3185                                 for (indx = 0;
3186                                      indx < list->nodesetval->nodeNr;
3187                                      indx++) {
3188                                     if (i > 0)
3189                                         fprintf(ctxt->output, " -------\n");
3190                                     xmlShellCat(ctxt, NULL,
3191                                                 list->nodesetval->
3192                                                 nodeTab[indx], NULL);
3193                                 }
3194                                 break;
3195                             }
3196                         case XPATH_BOOLEAN:
3197                             xmlGenericError(xmlGenericErrorContext,
3198                                             "%s is a Boolean\n", arg);
3199                             break;
3200                         case XPATH_NUMBER:
3201                             xmlGenericError(xmlGenericErrorContext,
3202                                             "%s is a number\n", arg);
3203                             break;
3204                         case XPATH_STRING:
3205                             xmlGenericError(xmlGenericErrorContext,
3206                                             "%s is a string\n", arg);
3207                             break;
3208                         case XPATH_POINT:
3209                             xmlGenericError(xmlGenericErrorContext,
3210                                             "%s is a point\n", arg);
3211                             break;
3212                         case XPATH_RANGE:
3213                             xmlGenericError(xmlGenericErrorContext,
3214                                             "%s is a range\n", arg);
3215                             break;
3216                         case XPATH_LOCATIONSET:
3217                             xmlGenericError(xmlGenericErrorContext,
3218                                             "%s is a range\n", arg);
3219                             break;
3220                         case XPATH_USERS:
3221                             xmlGenericError(xmlGenericErrorContext,
3222                                             "%s is user-defined\n", arg);
3223                             break;
3224                         case XPATH_XSLT_TREE:
3225                             xmlGenericError(xmlGenericErrorContext,
3226                                             "%s is an XSLT value tree\n",
3227                                             arg);
3228                             break;
3229                     }
3230 #ifdef LIBXML_XPATH_ENABLED
3231                     xmlXPathFreeObject(list);
3232 #endif
3233                 } else {
3234                     xmlGenericError(xmlGenericErrorContext,
3235                                     "%s: no such node\n", arg);
3236                 }
3237                 ctxt->pctxt->node = NULL;
3238             }
3239 #endif /* LIBXML_OUTPUT_ENABLED */
3240         } else {
3241             xmlGenericError(xmlGenericErrorContext,
3242                             "Unknown command %s\n", command);
3243         }
3244         free(cmdline);          /* not xmlFree here ! */
3245 	cmdline = NULL;
3246     }
3247 #ifdef LIBXML_XPATH_ENABLED
3248     xmlXPathFreeContext(ctxt->pctxt);
3249 #endif /* LIBXML_XPATH_ENABLED */
3250     if (ctxt->loaded) {
3251         xmlFreeDoc(ctxt->doc);
3252     }
3253     if (ctxt->filename != NULL)
3254         xmlFree(ctxt->filename);
3255     xmlFree(ctxt);
3256     if (cmdline != NULL)
3257         free(cmdline);          /* not xmlFree here ! */
3258 }
3259 
3260 #endif /* LIBXML_XPATH_ENABLED */
3261 #define bottom_debugXML
3262 #include "elfgcchack.h"
3263 #endif /* LIBXML_DEBUG_ENABLED */
3264