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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 	    xmlDebugErr3(ctxt, XML_CHECK_OUTSIDE_DICT,
264 			 "Name is not from the document dictionnary '%s'",
265 			 (const char *) name);
266 	}
267     }
268 }
269 
270 static void
xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt,xmlNodePtr node)271 xmlCtxtGenericNodeCheck(xmlDebugCtxtPtr ctxt, xmlNodePtr node) {
272     xmlDocPtr doc;
273     xmlDictPtr dict;
274 
275     doc = node->doc;
276 
277     if (node->parent == NULL)
278         xmlDebugErr(ctxt, XML_CHECK_NO_PARENT,
279 	            "Node has no parent\n");
280     if (node->doc == NULL) {
281         xmlDebugErr(ctxt, XML_CHECK_NO_DOC,
282 	            "Node has no doc\n");
283         dict = NULL;
284     } else {
285 	dict = doc->dict;
286 	if ((dict == NULL) && (ctxt->nodict == 0)) {
287 #if 0
288             /* desactivated right now as it raises too many errors */
289 	    if (doc->type == XML_DOCUMENT_NODE)
290 		xmlDebugErr(ctxt, XML_CHECK_NO_DICT,
291 			    "Document has no dictionnary\n");
292 #endif
293 	    ctxt->nodict = 1;
294 	}
295 	if (ctxt->doc == NULL)
296 	    ctxt->doc = doc;
297 
298 	if (ctxt->dict == NULL) {
299 	    ctxt->dict = dict;
300 	}
301     }
302     if ((node->parent != NULL) && (node->doc != node->parent->doc) &&
303         (!xmlStrEqual(node->name, BAD_CAST "pseudoroot")))
304         xmlDebugErr(ctxt, XML_CHECK_WRONG_DOC,
305 	            "Node doc differs from parent's one\n");
306     if (node->prev == NULL) {
307         if (node->type == XML_ATTRIBUTE_NODE) {
308 	    if ((node->parent != NULL) &&
309 	        (node != (xmlNodePtr) node->parent->properties))
310 		xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
311                     "Attr has no prev and not first of attr list\n");
312 
313         } else if ((node->parent != NULL) && (node->parent->children != node))
314 	    xmlDebugErr(ctxt, XML_CHECK_NO_PREV,
315                     "Node has no prev and not first of parent list\n");
316     } else {
317         if (node->prev->next != node)
318 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PREV,
319                         "Node prev->next : back link wrong\n");
320     }
321     if (node->next == NULL) {
322 	if ((node->parent != NULL) && (node->type != XML_ATTRIBUTE_NODE) &&
323 	    (node->parent->last != node) &&
324 	    (node->parent->type == XML_ELEMENT_NODE))
325 	    xmlDebugErr(ctxt, XML_CHECK_NO_NEXT,
326                     "Node has no next and not last of parent list\n");
327     } else {
328         if (node->next->prev != node)
329 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_NEXT,
330                     "Node next->prev : forward link wrong\n");
331         if (node->next->parent != node->parent)
332 	    xmlDebugErr(ctxt, XML_CHECK_WRONG_PARENT,
333                     "Node next->prev : forward link wrong\n");
334     }
335     if (node->type == XML_ELEMENT_NODE) {
336         xmlNsPtr ns;
337 
338 	ns = node->nsDef;
339 	while (ns != NULL) {
340 	    xmlCtxtNsCheckScope(ctxt, node, ns);
341 	    ns = ns->next;
342 	}
343 	if (node->ns != NULL)
344 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
345     } else if (node->type == XML_ATTRIBUTE_NODE) {
346 	if (node->ns != NULL)
347 	    xmlCtxtNsCheckScope(ctxt, node, node->ns);
348     }
349 
350     if ((node->type != XML_ELEMENT_NODE) &&
351 	(node->type != XML_ATTRIBUTE_NODE) &&
352 	(node->type != XML_ELEMENT_DECL) &&
353 	(node->type != XML_ATTRIBUTE_DECL) &&
354 	(node->type != XML_DTD_NODE) &&
355 	(node->type != XML_ELEMENT_DECL) &&
356 	(node->type != XML_HTML_DOCUMENT_NODE) &&
357 	(node->type != XML_DOCUMENT_NODE)) {
358 	if (node->content != NULL)
359 	    xmlCtxtCheckString(ctxt, (const xmlChar *) node->content);
360     }
361     switch (node->type) {
362         case XML_ELEMENT_NODE:
363         case XML_ATTRIBUTE_NODE:
364 	    xmlCtxtCheckName(ctxt, node->name);
365 	    break;
366         case XML_TEXT_NODE:
367 	    if ((node->name == xmlStringText) ||
368 	        (node->name == xmlStringTextNoenc))
369 		break;
370 	    /* some case of entity substitution can lead to this */
371 	    if ((ctxt->dict != NULL) &&
372 	        (node->name == xmlDictLookup(ctxt->dict, BAD_CAST "nbktext",
373 		                             7)))
374 		break;
375 
376 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
377 			 "Text node has wrong name '%s'",
378 			 (const char *) node->name);
379 	    break;
380         case XML_COMMENT_NODE:
381 	    if (node->name == xmlStringComment)
382 		break;
383 	    xmlDebugErr3(ctxt, XML_CHECK_WRONG_NAME,
384 			 "Comment node has wrong name '%s'",
385 			 (const char *) node->name);
386 	    break;
387         case XML_PI_NODE:
388 	    xmlCtxtCheckName(ctxt, node->name);
389 	    break;
390         case XML_CDATA_SECTION_NODE:
391 	    if (node->name == NULL)
392 		break;
393 	    xmlDebugErr3(ctxt, XML_CHECK_NAME_NOT_NULL,
394 			 "CData section has non NULL name '%s'",
395 			 (const char *) node->name);
396 	    break;
397         case XML_ENTITY_REF_NODE:
398         case XML_ENTITY_NODE:
399         case XML_DOCUMENT_TYPE_NODE:
400         case XML_DOCUMENT_FRAG_NODE:
401         case XML_NOTATION_NODE:
402         case XML_DTD_NODE:
403         case XML_ELEMENT_DECL:
404         case XML_ATTRIBUTE_DECL:
405         case XML_ENTITY_DECL:
406         case XML_NAMESPACE_DECL:
407         case XML_XINCLUDE_START:
408         case XML_XINCLUDE_END:
409 #ifdef LIBXML_DOCB_ENABLED
410         case XML_DOCB_DOCUMENT_NODE:
411 #endif
412         case XML_DOCUMENT_NODE:
413         case XML_HTML_DOCUMENT_NODE:
414 	    break;
415     }
416 }
417 
418 static void
xmlCtxtDumpString(xmlDebugCtxtPtr ctxt,const xmlChar * str)419 xmlCtxtDumpString(xmlDebugCtxtPtr ctxt, const xmlChar * str)
420 {
421     int i;
422 
423     if (ctxt->check) {
424         return;
425     }
426     /* TODO: check UTF8 content of the string */
427     if (str == NULL) {
428         fprintf(ctxt->output, "(NULL)");
429         return;
430     }
431     for (i = 0; i < 40; i++)
432         if (str[i] == 0)
433             return;
434         else if (IS_BLANK_CH(str[i]))
435             fputc(' ', ctxt->output);
436         else if (str[i] >= 0x80)
437             fprintf(ctxt->output, "#%X", str[i]);
438         else
439             fputc(str[i], ctxt->output);
440     fprintf(ctxt->output, "...");
441 }
442 
443 static void
xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt,xmlDtdPtr dtd)444 xmlCtxtDumpDtdNode(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
445 {
446     xmlCtxtDumpSpaces(ctxt);
447 
448     if (dtd == NULL) {
449         if (!ctxt->check)
450             fprintf(ctxt->output, "DTD node is NULL\n");
451         return;
452     }
453 
454     if (dtd->type != XML_DTD_NODE) {
455 	xmlDebugErr(ctxt, XML_CHECK_NOT_DTD,
456 	            "Node is not a DTD");
457         return;
458     }
459     if (!ctxt->check) {
460         if (dtd->name != NULL)
461             fprintf(ctxt->output, "DTD(%s)", (char *) dtd->name);
462         else
463             fprintf(ctxt->output, "DTD");
464         if (dtd->ExternalID != NULL)
465             fprintf(ctxt->output, ", PUBLIC %s", (char *) dtd->ExternalID);
466         if (dtd->SystemID != NULL)
467             fprintf(ctxt->output, ", SYSTEM %s", (char *) dtd->SystemID);
468         fprintf(ctxt->output, "\n");
469     }
470     /*
471      * Do a bit of checking
472      */
473     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) dtd);
474 }
475 
476 static void
xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt,xmlAttributePtr attr)477 xmlCtxtDumpAttrDecl(xmlDebugCtxtPtr ctxt, xmlAttributePtr attr)
478 {
479     xmlCtxtDumpSpaces(ctxt);
480 
481     if (attr == NULL) {
482         if (!ctxt->check)
483             fprintf(ctxt->output, "Attribute declaration is NULL\n");
484         return;
485     }
486     if (attr->type != XML_ATTRIBUTE_DECL) {
487 	xmlDebugErr(ctxt, XML_CHECK_NOT_ATTR_DECL,
488 	            "Node is not an attribute declaration");
489         return;
490     }
491     if (attr->name != NULL) {
492         if (!ctxt->check)
493             fprintf(ctxt->output, "ATTRDECL(%s)", (char *) attr->name);
494     } else
495 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
496 	            "Node attribute declaration has no name");
497     if (attr->elem != NULL) {
498         if (!ctxt->check)
499             fprintf(ctxt->output, " for %s", (char *) attr->elem);
500     } else
501 	xmlDebugErr(ctxt, XML_CHECK_NO_ELEM,
502 	            "Node attribute declaration has no element name");
503     if (!ctxt->check) {
504         switch (attr->atype) {
505             case XML_ATTRIBUTE_CDATA:
506                 fprintf(ctxt->output, " CDATA");
507                 break;
508             case XML_ATTRIBUTE_ID:
509                 fprintf(ctxt->output, " ID");
510                 break;
511             case XML_ATTRIBUTE_IDREF:
512                 fprintf(ctxt->output, " IDREF");
513                 break;
514             case XML_ATTRIBUTE_IDREFS:
515                 fprintf(ctxt->output, " IDREFS");
516                 break;
517             case XML_ATTRIBUTE_ENTITY:
518                 fprintf(ctxt->output, " ENTITY");
519                 break;
520             case XML_ATTRIBUTE_ENTITIES:
521                 fprintf(ctxt->output, " ENTITIES");
522                 break;
523             case XML_ATTRIBUTE_NMTOKEN:
524                 fprintf(ctxt->output, " NMTOKEN");
525                 break;
526             case XML_ATTRIBUTE_NMTOKENS:
527                 fprintf(ctxt->output, " NMTOKENS");
528                 break;
529             case XML_ATTRIBUTE_ENUMERATION:
530                 fprintf(ctxt->output, " ENUMERATION");
531                 break;
532             case XML_ATTRIBUTE_NOTATION:
533                 fprintf(ctxt->output, " NOTATION ");
534                 break;
535         }
536         if (attr->tree != NULL) {
537             int indx;
538             xmlEnumerationPtr cur = attr->tree;
539 
540             for (indx = 0; indx < 5; indx++) {
541                 if (indx != 0)
542                     fprintf(ctxt->output, "|%s", (char *) cur->name);
543                 else
544                     fprintf(ctxt->output, " (%s", (char *) cur->name);
545                 cur = cur->next;
546                 if (cur == NULL)
547                     break;
548             }
549             if (cur == NULL)
550                 fprintf(ctxt->output, ")");
551             else
552                 fprintf(ctxt->output, "...)");
553         }
554         switch (attr->def) {
555             case XML_ATTRIBUTE_NONE:
556                 break;
557             case XML_ATTRIBUTE_REQUIRED:
558                 fprintf(ctxt->output, " REQUIRED");
559                 break;
560             case XML_ATTRIBUTE_IMPLIED:
561                 fprintf(ctxt->output, " IMPLIED");
562                 break;
563             case XML_ATTRIBUTE_FIXED:
564                 fprintf(ctxt->output, " FIXED");
565                 break;
566         }
567         if (attr->defaultValue != NULL) {
568             fprintf(ctxt->output, "\"");
569             xmlCtxtDumpString(ctxt, attr->defaultValue);
570             fprintf(ctxt->output, "\"");
571         }
572         fprintf(ctxt->output, "\n");
573     }
574 
575     /*
576      * Do a bit of checking
577      */
578     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
579 }
580 
581 static void
xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt,xmlElementPtr elem)582 xmlCtxtDumpElemDecl(xmlDebugCtxtPtr ctxt, xmlElementPtr elem)
583 {
584     xmlCtxtDumpSpaces(ctxt);
585 
586     if (elem == NULL) {
587         if (!ctxt->check)
588             fprintf(ctxt->output, "Element declaration is NULL\n");
589         return;
590     }
591     if (elem->type != XML_ELEMENT_DECL) {
592 	xmlDebugErr(ctxt, XML_CHECK_NOT_ELEM_DECL,
593 	            "Node is not an element declaration");
594         return;
595     }
596     if (elem->name != NULL) {
597         if (!ctxt->check) {
598             fprintf(ctxt->output, "ELEMDECL(");
599             xmlCtxtDumpString(ctxt, elem->name);
600             fprintf(ctxt->output, ")");
601         }
602     } else
603 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
604 	            "Element declaration has no name");
605     if (!ctxt->check) {
606         switch (elem->etype) {
607             case XML_ELEMENT_TYPE_UNDEFINED:
608                 fprintf(ctxt->output, ", UNDEFINED");
609                 break;
610             case XML_ELEMENT_TYPE_EMPTY:
611                 fprintf(ctxt->output, ", EMPTY");
612                 break;
613             case XML_ELEMENT_TYPE_ANY:
614                 fprintf(ctxt->output, ", ANY");
615                 break;
616             case XML_ELEMENT_TYPE_MIXED:
617                 fprintf(ctxt->output, ", MIXED ");
618                 break;
619             case XML_ELEMENT_TYPE_ELEMENT:
620                 fprintf(ctxt->output, ", MIXED ");
621                 break;
622         }
623         if ((elem->type != XML_ELEMENT_NODE) && (elem->content != NULL)) {
624             char buf[5001];
625 
626             buf[0] = 0;
627             xmlSnprintfElementContent(buf, 5000, elem->content, 1);
628             buf[5000] = 0;
629             fprintf(ctxt->output, "%s", buf);
630         }
631         fprintf(ctxt->output, "\n");
632     }
633 
634     /*
635      * Do a bit of checking
636      */
637     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) elem);
638 }
639 
640 static void
xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt,xmlEntityPtr ent)641 xmlCtxtDumpEntityDecl(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
642 {
643     xmlCtxtDumpSpaces(ctxt);
644 
645     if (ent == NULL) {
646         if (!ctxt->check)
647             fprintf(ctxt->output, "Entity declaration is NULL\n");
648         return;
649     }
650     if (ent->type != XML_ENTITY_DECL) {
651 	xmlDebugErr(ctxt, XML_CHECK_NOT_ENTITY_DECL,
652 	            "Node is not an entity declaration");
653         return;
654     }
655     if (ent->name != NULL) {
656         if (!ctxt->check) {
657             fprintf(ctxt->output, "ENTITYDECL(");
658             xmlCtxtDumpString(ctxt, ent->name);
659             fprintf(ctxt->output, ")");
660         }
661     } else
662 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
663 	            "Entity declaration has no name");
664     if (!ctxt->check) {
665         switch (ent->etype) {
666             case XML_INTERNAL_GENERAL_ENTITY:
667                 fprintf(ctxt->output, ", internal\n");
668                 break;
669             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
670                 fprintf(ctxt->output, ", external parsed\n");
671                 break;
672             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
673                 fprintf(ctxt->output, ", unparsed\n");
674                 break;
675             case XML_INTERNAL_PARAMETER_ENTITY:
676                 fprintf(ctxt->output, ", parameter\n");
677                 break;
678             case XML_EXTERNAL_PARAMETER_ENTITY:
679                 fprintf(ctxt->output, ", external parameter\n");
680                 break;
681             case XML_INTERNAL_PREDEFINED_ENTITY:
682                 fprintf(ctxt->output, ", predefined\n");
683                 break;
684         }
685         if (ent->ExternalID) {
686             xmlCtxtDumpSpaces(ctxt);
687             fprintf(ctxt->output, " ExternalID=%s\n",
688                     (char *) ent->ExternalID);
689         }
690         if (ent->SystemID) {
691             xmlCtxtDumpSpaces(ctxt);
692             fprintf(ctxt->output, " SystemID=%s\n",
693                     (char *) ent->SystemID);
694         }
695         if (ent->URI != NULL) {
696             xmlCtxtDumpSpaces(ctxt);
697             fprintf(ctxt->output, " URI=%s\n", (char *) ent->URI);
698         }
699         if (ent->content) {
700             xmlCtxtDumpSpaces(ctxt);
701             fprintf(ctxt->output, " content=");
702             xmlCtxtDumpString(ctxt, ent->content);
703             fprintf(ctxt->output, "\n");
704         }
705     }
706 
707     /*
708      * Do a bit of checking
709      */
710     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) ent);
711 }
712 
713 static void
xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt,xmlNsPtr ns)714 xmlCtxtDumpNamespace(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
715 {
716     xmlCtxtDumpSpaces(ctxt);
717 
718     if (ns == NULL) {
719         if (!ctxt->check)
720             fprintf(ctxt->output, "namespace node is NULL\n");
721         return;
722     }
723     if (ns->type != XML_NAMESPACE_DECL) {
724 	xmlDebugErr(ctxt, XML_CHECK_NOT_NS_DECL,
725 	            "Node is not a namespace declaration");
726         return;
727     }
728     if (ns->href == NULL) {
729         if (ns->prefix != NULL)
730 	    xmlDebugErr3(ctxt, XML_CHECK_NO_HREF,
731                     "Incomplete namespace %s href=NULL\n",
732                     (char *) ns->prefix);
733         else
734 	    xmlDebugErr(ctxt, XML_CHECK_NO_HREF,
735                     "Incomplete default namespace href=NULL\n");
736     } else {
737         if (!ctxt->check) {
738             if (ns->prefix != NULL)
739                 fprintf(ctxt->output, "namespace %s href=",
740                         (char *) ns->prefix);
741             else
742                 fprintf(ctxt->output, "default namespace href=");
743 
744             xmlCtxtDumpString(ctxt, ns->href);
745             fprintf(ctxt->output, "\n");
746         }
747     }
748 }
749 
750 static void
xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt,xmlNsPtr ns)751 xmlCtxtDumpNamespaceList(xmlDebugCtxtPtr ctxt, xmlNsPtr ns)
752 {
753     while (ns != NULL) {
754         xmlCtxtDumpNamespace(ctxt, ns);
755         ns = ns->next;
756     }
757 }
758 
759 static void
xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt,xmlEntityPtr ent)760 xmlCtxtDumpEntity(xmlDebugCtxtPtr ctxt, xmlEntityPtr ent)
761 {
762     xmlCtxtDumpSpaces(ctxt);
763 
764     if (ent == NULL) {
765         if (!ctxt->check)
766             fprintf(ctxt->output, "Entity is NULL\n");
767         return;
768     }
769     if (!ctxt->check) {
770         switch (ent->etype) {
771             case XML_INTERNAL_GENERAL_ENTITY:
772                 fprintf(ctxt->output, "INTERNAL_GENERAL_ENTITY ");
773                 break;
774             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
775                 fprintf(ctxt->output, "EXTERNAL_GENERAL_PARSED_ENTITY ");
776                 break;
777             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
778                 fprintf(ctxt->output, "EXTERNAL_GENERAL_UNPARSED_ENTITY ");
779                 break;
780             case XML_INTERNAL_PARAMETER_ENTITY:
781                 fprintf(ctxt->output, "INTERNAL_PARAMETER_ENTITY ");
782                 break;
783             case XML_EXTERNAL_PARAMETER_ENTITY:
784                 fprintf(ctxt->output, "EXTERNAL_PARAMETER_ENTITY ");
785                 break;
786             default:
787                 fprintf(ctxt->output, "ENTITY_%d ! ", (int) ent->etype);
788         }
789         fprintf(ctxt->output, "%s\n", ent->name);
790         if (ent->ExternalID) {
791             xmlCtxtDumpSpaces(ctxt);
792             fprintf(ctxt->output, "ExternalID=%s\n",
793                     (char *) ent->ExternalID);
794         }
795         if (ent->SystemID) {
796             xmlCtxtDumpSpaces(ctxt);
797             fprintf(ctxt->output, "SystemID=%s\n", (char *) ent->SystemID);
798         }
799         if (ent->URI) {
800             xmlCtxtDumpSpaces(ctxt);
801             fprintf(ctxt->output, "URI=%s\n", (char *) ent->URI);
802         }
803         if (ent->content) {
804             xmlCtxtDumpSpaces(ctxt);
805             fprintf(ctxt->output, "content=");
806             xmlCtxtDumpString(ctxt, ent->content);
807             fprintf(ctxt->output, "\n");
808         }
809     }
810 }
811 
812 /**
813  * xmlCtxtDumpAttr:
814  * @output:  the FILE * for the output
815  * @attr:  the attribute
816  * @depth:  the indentation level.
817  *
818  * Dumps debug information for the attribute
819  */
820 static void
xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt,xmlAttrPtr attr)821 xmlCtxtDumpAttr(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
822 {
823     xmlCtxtDumpSpaces(ctxt);
824 
825     if (attr == NULL) {
826         if (!ctxt->check)
827             fprintf(ctxt->output, "Attr is NULL");
828         return;
829     }
830     if (!ctxt->check) {
831         fprintf(ctxt->output, "ATTRIBUTE ");
832 	xmlCtxtDumpString(ctxt, attr->name);
833         fprintf(ctxt->output, "\n");
834         if (attr->children != NULL) {
835             ctxt->depth++;
836             xmlCtxtDumpNodeList(ctxt, attr->children);
837             ctxt->depth--;
838         }
839     }
840     if (attr->name == NULL)
841 	xmlDebugErr(ctxt, XML_CHECK_NO_NAME,
842 	            "Attribute has no name");
843 
844     /*
845      * Do a bit of checking
846      */
847     xmlCtxtGenericNodeCheck(ctxt, (xmlNodePtr) attr);
848 }
849 
850 /**
851  * xmlCtxtDumpAttrList:
852  * @output:  the FILE * for the output
853  * @attr:  the attribute list
854  * @depth:  the indentation level.
855  *
856  * Dumps debug information for the attribute list
857  */
858 static void
xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt,xmlAttrPtr attr)859 xmlCtxtDumpAttrList(xmlDebugCtxtPtr ctxt, xmlAttrPtr attr)
860 {
861     while (attr != NULL) {
862         xmlCtxtDumpAttr(ctxt, attr);
863         attr = attr->next;
864     }
865 }
866 
867 /**
868  * xmlCtxtDumpOneNode:
869  * @output:  the FILE * for the output
870  * @node:  the node
871  * @depth:  the indentation level.
872  *
873  * Dumps debug information for the element node, it is not recursive
874  */
875 static void
xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt,xmlNodePtr node)876 xmlCtxtDumpOneNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
877 {
878     if (node == NULL) {
879         if (!ctxt->check) {
880             xmlCtxtDumpSpaces(ctxt);
881             fprintf(ctxt->output, "node is NULL\n");
882         }
883         return;
884     }
885     ctxt->node = node;
886 
887     switch (node->type) {
888         case XML_ELEMENT_NODE:
889             if (!ctxt->check) {
890                 xmlCtxtDumpSpaces(ctxt);
891                 fprintf(ctxt->output, "ELEMENT ");
892                 if ((node->ns != NULL) && (node->ns->prefix != NULL)) {
893                     xmlCtxtDumpString(ctxt, node->ns->prefix);
894                     fprintf(ctxt->output, ":");
895                 }
896                 xmlCtxtDumpString(ctxt, node->name);
897                 fprintf(ctxt->output, "\n");
898             }
899             break;
900         case XML_ATTRIBUTE_NODE:
901             if (!ctxt->check)
902                 xmlCtxtDumpSpaces(ctxt);
903             fprintf(ctxt->output, "Error, ATTRIBUTE found here\n");
904             xmlCtxtGenericNodeCheck(ctxt, node);
905             return;
906         case XML_TEXT_NODE:
907             if (!ctxt->check) {
908                 xmlCtxtDumpSpaces(ctxt);
909                 if (node->name == (const xmlChar *) xmlStringTextNoenc)
910                     fprintf(ctxt->output, "TEXT no enc");
911                 else
912                     fprintf(ctxt->output, "TEXT");
913 		if (ctxt->options & DUMP_TEXT_TYPE) {
914 		    if (node->content == (xmlChar *) &(node->properties))
915 			fprintf(ctxt->output, " compact\n");
916 		    else if (xmlDictOwns(ctxt->dict, node->content) == 1)
917 			fprintf(ctxt->output, " interned\n");
918 		    else
919 			fprintf(ctxt->output, "\n");
920 		} else
921 		    fprintf(ctxt->output, "\n");
922             }
923             break;
924         case XML_CDATA_SECTION_NODE:
925             if (!ctxt->check) {
926                 xmlCtxtDumpSpaces(ctxt);
927                 fprintf(ctxt->output, "CDATA_SECTION\n");
928             }
929             break;
930         case XML_ENTITY_REF_NODE:
931             if (!ctxt->check) {
932                 xmlCtxtDumpSpaces(ctxt);
933                 fprintf(ctxt->output, "ENTITY_REF(%s)\n",
934                         (char *) node->name);
935             }
936             break;
937         case XML_ENTITY_NODE:
938             if (!ctxt->check) {
939                 xmlCtxtDumpSpaces(ctxt);
940                 fprintf(ctxt->output, "ENTITY\n");
941             }
942             break;
943         case XML_PI_NODE:
944             if (!ctxt->check) {
945                 xmlCtxtDumpSpaces(ctxt);
946                 fprintf(ctxt->output, "PI %s\n", (char *) node->name);
947             }
948             break;
949         case XML_COMMENT_NODE:
950             if (!ctxt->check) {
951                 xmlCtxtDumpSpaces(ctxt);
952                 fprintf(ctxt->output, "COMMENT\n");
953             }
954             break;
955         case XML_DOCUMENT_NODE:
956         case XML_HTML_DOCUMENT_NODE:
957             if (!ctxt->check) {
958                 xmlCtxtDumpSpaces(ctxt);
959             }
960             fprintf(ctxt->output, "Error, DOCUMENT found here\n");
961             xmlCtxtGenericNodeCheck(ctxt, node);
962             return;
963         case XML_DOCUMENT_TYPE_NODE:
964             if (!ctxt->check) {
965                 xmlCtxtDumpSpaces(ctxt);
966                 fprintf(ctxt->output, "DOCUMENT_TYPE\n");
967             }
968             break;
969         case XML_DOCUMENT_FRAG_NODE:
970             if (!ctxt->check) {
971                 xmlCtxtDumpSpaces(ctxt);
972                 fprintf(ctxt->output, "DOCUMENT_FRAG\n");
973             }
974             break;
975         case XML_NOTATION_NODE:
976             if (!ctxt->check) {
977                 xmlCtxtDumpSpaces(ctxt);
978                 fprintf(ctxt->output, "NOTATION\n");
979             }
980             break;
981         case XML_DTD_NODE:
982             xmlCtxtDumpDtdNode(ctxt, (xmlDtdPtr) node);
983             return;
984         case XML_ELEMENT_DECL:
985             xmlCtxtDumpElemDecl(ctxt, (xmlElementPtr) node);
986             return;
987         case XML_ATTRIBUTE_DECL:
988             xmlCtxtDumpAttrDecl(ctxt, (xmlAttributePtr) node);
989             return;
990         case XML_ENTITY_DECL:
991             xmlCtxtDumpEntityDecl(ctxt, (xmlEntityPtr) node);
992             return;
993         case XML_NAMESPACE_DECL:
994             xmlCtxtDumpNamespace(ctxt, (xmlNsPtr) node);
995             return;
996         case XML_XINCLUDE_START:
997             if (!ctxt->check) {
998                 xmlCtxtDumpSpaces(ctxt);
999                 fprintf(ctxt->output, "INCLUDE START\n");
1000             }
1001             return;
1002         case XML_XINCLUDE_END:
1003             if (!ctxt->check) {
1004                 xmlCtxtDumpSpaces(ctxt);
1005                 fprintf(ctxt->output, "INCLUDE END\n");
1006             }
1007             return;
1008         default:
1009             if (!ctxt->check)
1010                 xmlCtxtDumpSpaces(ctxt);
1011 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
1012 	                "Unknown node type %d\n", node->type);
1013             return;
1014     }
1015     if (node->doc == NULL) {
1016         if (!ctxt->check) {
1017             xmlCtxtDumpSpaces(ctxt);
1018         }
1019         fprintf(ctxt->output, "PBM: doc == NULL !!!\n");
1020     }
1021     ctxt->depth++;
1022     if ((node->type == XML_ELEMENT_NODE) && (node->nsDef != NULL))
1023         xmlCtxtDumpNamespaceList(ctxt, node->nsDef);
1024     if ((node->type == XML_ELEMENT_NODE) && (node->properties != NULL))
1025         xmlCtxtDumpAttrList(ctxt, node->properties);
1026     if (node->type != XML_ENTITY_REF_NODE) {
1027         if ((node->type != XML_ELEMENT_NODE) && (node->content != NULL)) {
1028             if (!ctxt->check) {
1029                 xmlCtxtDumpSpaces(ctxt);
1030                 fprintf(ctxt->output, "content=");
1031                 xmlCtxtDumpString(ctxt, node->content);
1032                 fprintf(ctxt->output, "\n");
1033             }
1034         }
1035     } else {
1036         xmlEntityPtr ent;
1037 
1038         ent = xmlGetDocEntity(node->doc, node->name);
1039         if (ent != NULL)
1040             xmlCtxtDumpEntity(ctxt, ent);
1041     }
1042     ctxt->depth--;
1043 
1044     /*
1045      * Do a bit of checking
1046      */
1047     xmlCtxtGenericNodeCheck(ctxt, node);
1048 }
1049 
1050 /**
1051  * xmlCtxtDumpNode:
1052  * @output:  the FILE * for the output
1053  * @node:  the node
1054  * @depth:  the indentation level.
1055  *
1056  * Dumps debug information for the element node, it is recursive
1057  */
1058 static void
xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt,xmlNodePtr node)1059 xmlCtxtDumpNode(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
1060 {
1061     if (node == NULL) {
1062         if (!ctxt->check) {
1063             xmlCtxtDumpSpaces(ctxt);
1064             fprintf(ctxt->output, "node is NULL\n");
1065         }
1066         return;
1067     }
1068     xmlCtxtDumpOneNode(ctxt, node);
1069     if ((node->type != XML_NAMESPACE_DECL) &&
1070         (node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) {
1071         ctxt->depth++;
1072         xmlCtxtDumpNodeList(ctxt, node->children);
1073         ctxt->depth--;
1074     }
1075 }
1076 
1077 /**
1078  * xmlCtxtDumpNodeList:
1079  * @output:  the FILE * for the output
1080  * @node:  the node list
1081  * @depth:  the indentation level.
1082  *
1083  * Dumps debug information for the list of element node, it is recursive
1084  */
1085 static void
xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt,xmlNodePtr node)1086 xmlCtxtDumpNodeList(xmlDebugCtxtPtr ctxt, xmlNodePtr node)
1087 {
1088     while (node != NULL) {
1089         xmlCtxtDumpNode(ctxt, node);
1090         node = node->next;
1091     }
1092 }
1093 
1094 static void
xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1095 xmlCtxtDumpDocHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1096 {
1097     if (doc == NULL) {
1098         if (!ctxt->check)
1099             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
1100         return;
1101     }
1102     ctxt->node = (xmlNodePtr) doc;
1103 
1104     switch (doc->type) {
1105         case XML_ELEMENT_NODE:
1106 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ELEMENT,
1107 	                "Misplaced ELEMENT node\n");
1108             break;
1109         case XML_ATTRIBUTE_NODE:
1110 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ATTRIBUTE,
1111 	                "Misplaced ATTRIBUTE node\n");
1112             break;
1113         case XML_TEXT_NODE:
1114 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_TEXT,
1115 	                "Misplaced TEXT node\n");
1116             break;
1117         case XML_CDATA_SECTION_NODE:
1118 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_CDATA,
1119 	                "Misplaced CDATA node\n");
1120             break;
1121         case XML_ENTITY_REF_NODE:
1122 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITYREF,
1123 	                "Misplaced ENTITYREF node\n");
1124             break;
1125         case XML_ENTITY_NODE:
1126 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_ENTITY,
1127 	                "Misplaced ENTITY node\n");
1128             break;
1129         case XML_PI_NODE:
1130 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_PI,
1131 	                "Misplaced PI node\n");
1132             break;
1133         case XML_COMMENT_NODE:
1134 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_COMMENT,
1135 	                "Misplaced COMMENT node\n");
1136             break;
1137         case XML_DOCUMENT_NODE:
1138 	    if (!ctxt->check)
1139 		fprintf(ctxt->output, "DOCUMENT\n");
1140             break;
1141         case XML_HTML_DOCUMENT_NODE:
1142 	    if (!ctxt->check)
1143 		fprintf(ctxt->output, "HTML DOCUMENT\n");
1144             break;
1145         case XML_DOCUMENT_TYPE_NODE:
1146 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_DOCTYPE,
1147 	                "Misplaced DOCTYPE node\n");
1148             break;
1149         case XML_DOCUMENT_FRAG_NODE:
1150 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_FRAGMENT,
1151 	                "Misplaced FRAGMENT node\n");
1152             break;
1153         case XML_NOTATION_NODE:
1154 	    xmlDebugErr(ctxt, XML_CHECK_FOUND_NOTATION,
1155 	                "Misplaced NOTATION node\n");
1156             break;
1157         default:
1158 	    xmlDebugErr2(ctxt, XML_CHECK_UNKNOWN_NODE,
1159 	                "Unknown node type %d\n", doc->type);
1160     }
1161 }
1162 
1163 /**
1164  * xmlCtxtDumpDocumentHead:
1165  * @output:  the FILE * for the output
1166  * @doc:  the document
1167  *
1168  * Dumps debug information cncerning the document, not recursive
1169  */
1170 static void
xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1171 xmlCtxtDumpDocumentHead(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1172 {
1173     if (doc == NULL) return;
1174     xmlCtxtDumpDocHead(ctxt, doc);
1175     if (!ctxt->check) {
1176         if (doc->name != NULL) {
1177             fprintf(ctxt->output, "name=");
1178             xmlCtxtDumpString(ctxt, BAD_CAST doc->name);
1179             fprintf(ctxt->output, "\n");
1180         }
1181         if (doc->version != NULL) {
1182             fprintf(ctxt->output, "version=");
1183             xmlCtxtDumpString(ctxt, doc->version);
1184             fprintf(ctxt->output, "\n");
1185         }
1186         if (doc->encoding != NULL) {
1187             fprintf(ctxt->output, "encoding=");
1188             xmlCtxtDumpString(ctxt, doc->encoding);
1189             fprintf(ctxt->output, "\n");
1190         }
1191         if (doc->URL != NULL) {
1192             fprintf(ctxt->output, "URL=");
1193             xmlCtxtDumpString(ctxt, doc->URL);
1194             fprintf(ctxt->output, "\n");
1195         }
1196         if (doc->standalone)
1197             fprintf(ctxt->output, "standalone=true\n");
1198     }
1199     if (doc->oldNs != NULL)
1200         xmlCtxtDumpNamespaceList(ctxt, doc->oldNs);
1201 }
1202 
1203 /**
1204  * xmlCtxtDumpDocument:
1205  * @output:  the FILE * for the output
1206  * @doc:  the document
1207  *
1208  * Dumps debug information for the document, it's recursive
1209  */
1210 static void
xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1211 xmlCtxtDumpDocument(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1212 {
1213     if (doc == NULL) {
1214         if (!ctxt->check)
1215             fprintf(ctxt->output, "DOCUMENT == NULL !\n");
1216         return;
1217     }
1218     xmlCtxtDumpDocumentHead(ctxt, doc);
1219     if (((doc->type == XML_DOCUMENT_NODE) ||
1220          (doc->type == XML_HTML_DOCUMENT_NODE))
1221         && (doc->children != NULL)) {
1222         ctxt->depth++;
1223         xmlCtxtDumpNodeList(ctxt, doc->children);
1224         ctxt->depth--;
1225     }
1226 }
1227 
1228 static void
xmlCtxtDumpEntityCallback(xmlEntityPtr cur,xmlDebugCtxtPtr ctxt)1229 xmlCtxtDumpEntityCallback(xmlEntityPtr cur, xmlDebugCtxtPtr ctxt)
1230 {
1231     if (cur == NULL) {
1232         if (!ctxt->check)
1233             fprintf(ctxt->output, "Entity is NULL");
1234         return;
1235     }
1236     if (!ctxt->check) {
1237         fprintf(ctxt->output, "%s : ", (char *) cur->name);
1238         switch (cur->etype) {
1239             case XML_INTERNAL_GENERAL_ENTITY:
1240                 fprintf(ctxt->output, "INTERNAL GENERAL, ");
1241                 break;
1242             case XML_EXTERNAL_GENERAL_PARSED_ENTITY:
1243                 fprintf(ctxt->output, "EXTERNAL PARSED, ");
1244                 break;
1245             case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY:
1246                 fprintf(ctxt->output, "EXTERNAL UNPARSED, ");
1247                 break;
1248             case XML_INTERNAL_PARAMETER_ENTITY:
1249                 fprintf(ctxt->output, "INTERNAL PARAMETER, ");
1250                 break;
1251             case XML_EXTERNAL_PARAMETER_ENTITY:
1252                 fprintf(ctxt->output, "EXTERNAL PARAMETER, ");
1253                 break;
1254             default:
1255 		xmlDebugErr2(ctxt, XML_CHECK_ENTITY_TYPE,
1256 			     "Unknown entity type %d\n", cur->etype);
1257         }
1258         if (cur->ExternalID != NULL)
1259             fprintf(ctxt->output, "ID \"%s\"", (char *) cur->ExternalID);
1260         if (cur->SystemID != NULL)
1261             fprintf(ctxt->output, "SYSTEM \"%s\"", (char *) cur->SystemID);
1262         if (cur->orig != NULL)
1263             fprintf(ctxt->output, "\n orig \"%s\"", (char *) cur->orig);
1264         if ((cur->type != XML_ELEMENT_NODE) && (cur->content != NULL))
1265             fprintf(ctxt->output, "\n content \"%s\"",
1266                     (char *) cur->content);
1267         fprintf(ctxt->output, "\n");
1268     }
1269 }
1270 
1271 /**
1272  * xmlCtxtDumpEntities:
1273  * @output:  the FILE * for the output
1274  * @doc:  the document
1275  *
1276  * Dumps debug information for all the entities in use by the document
1277  */
1278 static void
xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt,xmlDocPtr doc)1279 xmlCtxtDumpEntities(xmlDebugCtxtPtr ctxt, xmlDocPtr doc)
1280 {
1281     if (doc == NULL) return;
1282     xmlCtxtDumpDocHead(ctxt, doc);
1283     if ((doc->intSubset != NULL) && (doc->intSubset->entities != NULL)) {
1284         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
1285             doc->intSubset->entities;
1286 
1287         if (!ctxt->check)
1288             fprintf(ctxt->output, "Entities in internal subset\n");
1289         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
1290                     ctxt);
1291     } else
1292         fprintf(ctxt->output, "No entities in internal subset\n");
1293     if ((doc->extSubset != NULL) && (doc->extSubset->entities != NULL)) {
1294         xmlEntitiesTablePtr table = (xmlEntitiesTablePtr)
1295             doc->extSubset->entities;
1296 
1297         if (!ctxt->check)
1298             fprintf(ctxt->output, "Entities in external subset\n");
1299         xmlHashScan(table, (xmlHashScanner) xmlCtxtDumpEntityCallback,
1300                     ctxt);
1301     } else if (!ctxt->check)
1302         fprintf(ctxt->output, "No entities in external subset\n");
1303 }
1304 
1305 /**
1306  * xmlCtxtDumpDTD:
1307  * @output:  the FILE * for the output
1308  * @dtd:  the DTD
1309  *
1310  * Dumps debug information for the DTD
1311  */
1312 static void
xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt,xmlDtdPtr dtd)1313 xmlCtxtDumpDTD(xmlDebugCtxtPtr ctxt, xmlDtdPtr dtd)
1314 {
1315     if (dtd == NULL) {
1316         if (!ctxt->check)
1317             fprintf(ctxt->output, "DTD is NULL\n");
1318         return;
1319     }
1320     xmlCtxtDumpDtdNode(ctxt, dtd);
1321     if (dtd->children == NULL)
1322         fprintf(ctxt->output, "    DTD is empty\n");
1323     else {
1324         ctxt->depth++;
1325         xmlCtxtDumpNodeList(ctxt, dtd->children);
1326         ctxt->depth--;
1327     }
1328 }
1329 
1330 /************************************************************************
1331  *									*
1332  *			Public entry points for dump			*
1333  *									*
1334  ************************************************************************/
1335 
1336 /**
1337  * xmlDebugDumpString:
1338  * @output:  the FILE * for the output
1339  * @str:  the string
1340  *
1341  * Dumps informations about the string, shorten it if necessary
1342  */
1343 void
xmlDebugDumpString(FILE * output,const xmlChar * str)1344 xmlDebugDumpString(FILE * output, const xmlChar * str)
1345 {
1346     int i;
1347 
1348     if (output == NULL)
1349 	output = stdout;
1350     if (str == NULL) {
1351         fprintf(output, "(NULL)");
1352         return;
1353     }
1354     for (i = 0; i < 40; i++)
1355         if (str[i] == 0)
1356             return;
1357         else if (IS_BLANK_CH(str[i]))
1358             fputc(' ', output);
1359         else if (str[i] >= 0x80)
1360             fprintf(output, "#%X", str[i]);
1361         else
1362             fputc(str[i], output);
1363     fprintf(output, "...");
1364 }
1365 
1366 /**
1367  * xmlDebugDumpAttr:
1368  * @output:  the FILE * for the output
1369  * @attr:  the attribute
1370  * @depth:  the indentation level.
1371  *
1372  * Dumps debug information for the attribute
1373  */
1374 void
xmlDebugDumpAttr(FILE * output,xmlAttrPtr attr,int depth)1375 xmlDebugDumpAttr(FILE *output, xmlAttrPtr attr, int depth) {
1376     xmlDebugCtxt ctxt;
1377 
1378     if (output == NULL) return;
1379     xmlCtxtDumpInitCtxt(&ctxt);
1380     ctxt.output = output;
1381     ctxt.depth = depth;
1382     xmlCtxtDumpAttr(&ctxt, attr);
1383     xmlCtxtDumpCleanCtxt(&ctxt);
1384 }
1385 
1386 
1387 /**
1388  * xmlDebugDumpEntities:
1389  * @output:  the FILE * for the output
1390  * @doc:  the document
1391  *
1392  * Dumps debug information for all the entities in use by the document
1393  */
1394 void
xmlDebugDumpEntities(FILE * output,xmlDocPtr doc)1395 xmlDebugDumpEntities(FILE * output, xmlDocPtr doc)
1396 {
1397     xmlDebugCtxt ctxt;
1398 
1399     if (output == NULL) return;
1400     xmlCtxtDumpInitCtxt(&ctxt);
1401     ctxt.output = output;
1402     xmlCtxtDumpEntities(&ctxt, doc);
1403     xmlCtxtDumpCleanCtxt(&ctxt);
1404 }
1405 
1406 /**
1407  * xmlDebugDumpAttrList:
1408  * @output:  the FILE * for the output
1409  * @attr:  the attribute list
1410  * @depth:  the indentation level.
1411  *
1412  * Dumps debug information for the attribute list
1413  */
1414 void
xmlDebugDumpAttrList(FILE * output,xmlAttrPtr attr,int depth)1415 xmlDebugDumpAttrList(FILE * output, xmlAttrPtr attr, int depth)
1416 {
1417     xmlDebugCtxt ctxt;
1418 
1419     if (output == NULL) return;
1420     xmlCtxtDumpInitCtxt(&ctxt);
1421     ctxt.output = output;
1422     ctxt.depth = depth;
1423     xmlCtxtDumpAttrList(&ctxt, attr);
1424     xmlCtxtDumpCleanCtxt(&ctxt);
1425 }
1426 
1427 /**
1428  * xmlDebugDumpOneNode:
1429  * @output:  the FILE * for the output
1430  * @node:  the node
1431  * @depth:  the indentation level.
1432  *
1433  * Dumps debug information for the element node, it is not recursive
1434  */
1435 void
xmlDebugDumpOneNode(FILE * output,xmlNodePtr node,int depth)1436 xmlDebugDumpOneNode(FILE * output, xmlNodePtr node, int depth)
1437 {
1438     xmlDebugCtxt ctxt;
1439 
1440     if (output == NULL) return;
1441     xmlCtxtDumpInitCtxt(&ctxt);
1442     ctxt.output = output;
1443     ctxt.depth = depth;
1444     xmlCtxtDumpOneNode(&ctxt, node);
1445     xmlCtxtDumpCleanCtxt(&ctxt);
1446 }
1447 
1448 /**
1449  * xmlDebugDumpNode:
1450  * @output:  the FILE * for the output
1451  * @node:  the node
1452  * @depth:  the indentation level.
1453  *
1454  * Dumps debug information for the element node, it is recursive
1455  */
1456 void
xmlDebugDumpNode(FILE * output,xmlNodePtr node,int depth)1457 xmlDebugDumpNode(FILE * output, xmlNodePtr node, int depth)
1458 {
1459     xmlDebugCtxt ctxt;
1460 
1461     if (output == NULL)
1462 	output = stdout;
1463     xmlCtxtDumpInitCtxt(&ctxt);
1464     ctxt.output = output;
1465     ctxt.depth = depth;
1466     xmlCtxtDumpNode(&ctxt, node);
1467     xmlCtxtDumpCleanCtxt(&ctxt);
1468 }
1469 
1470 /**
1471  * xmlDebugDumpNodeList:
1472  * @output:  the FILE * for the output
1473  * @node:  the node list
1474  * @depth:  the indentation level.
1475  *
1476  * Dumps debug information for the list of element node, it is recursive
1477  */
1478 void
xmlDebugDumpNodeList(FILE * output,xmlNodePtr node,int depth)1479 xmlDebugDumpNodeList(FILE * output, xmlNodePtr node, int depth)
1480 {
1481     xmlDebugCtxt ctxt;
1482 
1483     if (output == NULL)
1484 	output = stdout;
1485     xmlCtxtDumpInitCtxt(&ctxt);
1486     ctxt.output = output;
1487     ctxt.depth = depth;
1488     xmlCtxtDumpNodeList(&ctxt, node);
1489     xmlCtxtDumpCleanCtxt(&ctxt);
1490 }
1491 
1492 /**
1493  * xmlDebugDumpDocumentHead:
1494  * @output:  the FILE * for the output
1495  * @doc:  the document
1496  *
1497  * Dumps debug information cncerning the document, not recursive
1498  */
1499 void
xmlDebugDumpDocumentHead(FILE * output,xmlDocPtr doc)1500 xmlDebugDumpDocumentHead(FILE * output, xmlDocPtr doc)
1501 {
1502     xmlDebugCtxt ctxt;
1503 
1504     if (output == NULL)
1505 	output = stdout;
1506     xmlCtxtDumpInitCtxt(&ctxt);
1507     ctxt.options |= DUMP_TEXT_TYPE;
1508     ctxt.output = output;
1509     xmlCtxtDumpDocumentHead(&ctxt, doc);
1510     xmlCtxtDumpCleanCtxt(&ctxt);
1511 }
1512 
1513 /**
1514  * xmlDebugDumpDocument:
1515  * @output:  the FILE * for the output
1516  * @doc:  the document
1517  *
1518  * Dumps debug information for the document, it's recursive
1519  */
1520 void
xmlDebugDumpDocument(FILE * output,xmlDocPtr doc)1521 xmlDebugDumpDocument(FILE * output, xmlDocPtr doc)
1522 {
1523     xmlDebugCtxt ctxt;
1524 
1525     if (output == NULL)
1526 	output = stdout;
1527     xmlCtxtDumpInitCtxt(&ctxt);
1528     ctxt.options |= DUMP_TEXT_TYPE;
1529     ctxt.output = output;
1530     xmlCtxtDumpDocument(&ctxt, doc);
1531     xmlCtxtDumpCleanCtxt(&ctxt);
1532 }
1533 
1534 /**
1535  * xmlDebugDumpDTD:
1536  * @output:  the FILE * for the output
1537  * @dtd:  the DTD
1538  *
1539  * Dumps debug information for the DTD
1540  */
1541 void
xmlDebugDumpDTD(FILE * output,xmlDtdPtr dtd)1542 xmlDebugDumpDTD(FILE * output, xmlDtdPtr dtd)
1543 {
1544     xmlDebugCtxt ctxt;
1545 
1546     if (output == NULL)
1547 	output = stdout;
1548     xmlCtxtDumpInitCtxt(&ctxt);
1549     ctxt.options |= DUMP_TEXT_TYPE;
1550     ctxt.output = output;
1551     xmlCtxtDumpDTD(&ctxt, dtd);
1552     xmlCtxtDumpCleanCtxt(&ctxt);
1553 }
1554 
1555 /************************************************************************
1556  *									*
1557  *			Public entry points for checkings		*
1558  *									*
1559  ************************************************************************/
1560 
1561 /**
1562  * xmlDebugCheckDocument:
1563  * @output:  the FILE * for the output
1564  * @doc:  the document
1565  *
1566  * Check the document for potential content problems, and output
1567  * the errors to @output
1568  *
1569  * Returns the number of errors found
1570  */
1571 int
xmlDebugCheckDocument(FILE * output,xmlDocPtr doc)1572 xmlDebugCheckDocument(FILE * output, xmlDocPtr doc)
1573 {
1574     xmlDebugCtxt ctxt;
1575 
1576     if (output == NULL)
1577 	output = stdout;
1578     xmlCtxtDumpInitCtxt(&ctxt);
1579     ctxt.output = output;
1580     ctxt.check = 1;
1581     xmlCtxtDumpDocument(&ctxt, doc);
1582     xmlCtxtDumpCleanCtxt(&ctxt);
1583     return(ctxt.errors);
1584 }
1585 
1586 /************************************************************************
1587  *									*
1588  *			Helpers for Shell				*
1589  *									*
1590  ************************************************************************/
1591 
1592 /**
1593  * xmlLsCountNode:
1594  * @node:  the node to count
1595  *
1596  * Count the children of @node.
1597  *
1598  * Returns the number of children of @node.
1599  */
1600 int
xmlLsCountNode(xmlNodePtr node)1601 xmlLsCountNode(xmlNodePtr node) {
1602     int ret = 0;
1603     xmlNodePtr list = NULL;
1604 
1605     if (node == NULL)
1606 	return(0);
1607 
1608     switch (node->type) {
1609 	case XML_ELEMENT_NODE:
1610 	    list = node->children;
1611 	    break;
1612 	case XML_DOCUMENT_NODE:
1613 	case XML_HTML_DOCUMENT_NODE:
1614 #ifdef LIBXML_DOCB_ENABLED
1615 	case XML_DOCB_DOCUMENT_NODE:
1616 #endif
1617 	    list = ((xmlDocPtr) node)->children;
1618 	    break;
1619 	case XML_ATTRIBUTE_NODE:
1620 	    list = ((xmlAttrPtr) node)->children;
1621 	    break;
1622 	case XML_TEXT_NODE:
1623 	case XML_CDATA_SECTION_NODE:
1624 	case XML_PI_NODE:
1625 	case XML_COMMENT_NODE:
1626 	    if (node->content != NULL) {
1627 		ret = xmlStrlen(node->content);
1628             }
1629 	    break;
1630 	case XML_ENTITY_REF_NODE:
1631 	case XML_DOCUMENT_TYPE_NODE:
1632 	case XML_ENTITY_NODE:
1633 	case XML_DOCUMENT_FRAG_NODE:
1634 	case XML_NOTATION_NODE:
1635 	case XML_DTD_NODE:
1636         case XML_ELEMENT_DECL:
1637         case XML_ATTRIBUTE_DECL:
1638         case XML_ENTITY_DECL:
1639 	case XML_NAMESPACE_DECL:
1640 	case XML_XINCLUDE_START:
1641 	case XML_XINCLUDE_END:
1642 	    ret = 1;
1643 	    break;
1644     }
1645     for (;list != NULL;ret++)
1646         list = list->next;
1647     return(ret);
1648 }
1649 
1650 /**
1651  * xmlLsOneNode:
1652  * @output:  the FILE * for the output
1653  * @node:  the node to dump
1654  *
1655  * Dump to @output the type and name of @node.
1656  */
1657 void
xmlLsOneNode(FILE * output,xmlNodePtr node)1658 xmlLsOneNode(FILE *output, xmlNodePtr node) {
1659     if (output == NULL) return;
1660     if (node == NULL) {
1661 	fprintf(output, "NULL\n");
1662 	return;
1663     }
1664     switch (node->type) {
1665 	case XML_ELEMENT_NODE:
1666 	    fprintf(output, "-");
1667 	    break;
1668 	case XML_ATTRIBUTE_NODE:
1669 	    fprintf(output, "a");
1670 	    break;
1671 	case XML_TEXT_NODE:
1672 	    fprintf(output, "t");
1673 	    break;
1674 	case XML_CDATA_SECTION_NODE:
1675 	    fprintf(output, "C");
1676 	    break;
1677 	case XML_ENTITY_REF_NODE:
1678 	    fprintf(output, "e");
1679 	    break;
1680 	case XML_ENTITY_NODE:
1681 	    fprintf(output, "E");
1682 	    break;
1683 	case XML_PI_NODE:
1684 	    fprintf(output, "p");
1685 	    break;
1686 	case XML_COMMENT_NODE:
1687 	    fprintf(output, "c");
1688 	    break;
1689 	case XML_DOCUMENT_NODE:
1690 	    fprintf(output, "d");
1691 	    break;
1692 	case XML_HTML_DOCUMENT_NODE:
1693 	    fprintf(output, "h");
1694 	    break;
1695 	case XML_DOCUMENT_TYPE_NODE:
1696 	    fprintf(output, "T");
1697 	    break;
1698 	case XML_DOCUMENT_FRAG_NODE:
1699 	    fprintf(output, "F");
1700 	    break;
1701 	case XML_NOTATION_NODE:
1702 	    fprintf(output, "N");
1703 	    break;
1704 	case XML_NAMESPACE_DECL:
1705 	    fprintf(output, "n");
1706 	    break;
1707 	default:
1708 	    fprintf(output, "?");
1709     }
1710     if (node->type != XML_NAMESPACE_DECL) {
1711 	if (node->properties != NULL)
1712 	    fprintf(output, "a");
1713 	else
1714 	    fprintf(output, "-");
1715 	if (node->nsDef != NULL)
1716 	    fprintf(output, "n");
1717 	else
1718 	    fprintf(output, "-");
1719     }
1720 
1721     fprintf(output, " %8d ", xmlLsCountNode(node));
1722 
1723     switch (node->type) {
1724 	case XML_ELEMENT_NODE:
1725 	    if (node->name != NULL)
1726 		fprintf(output, "%s", (const char *) node->name);
1727 	    break;
1728 	case XML_ATTRIBUTE_NODE:
1729 	    if (node->name != NULL)
1730 		fprintf(output, "%s", (const char *) node->name);
1731 	    break;
1732 	case XML_TEXT_NODE:
1733 	    if (node->content != NULL) {
1734 		xmlDebugDumpString(output, node->content);
1735             }
1736 	    break;
1737 	case XML_CDATA_SECTION_NODE:
1738 	    break;
1739 	case XML_ENTITY_REF_NODE:
1740 	    if (node->name != NULL)
1741 		fprintf(output, "%s", (const char *) node->name);
1742 	    break;
1743 	case XML_ENTITY_NODE:
1744 	    if (node->name != NULL)
1745 		fprintf(output, "%s", (const char *) node->name);
1746 	    break;
1747 	case XML_PI_NODE:
1748 	    if (node->name != NULL)
1749 		fprintf(output, "%s", (const char *) node->name);
1750 	    break;
1751 	case XML_COMMENT_NODE:
1752 	    break;
1753 	case XML_DOCUMENT_NODE:
1754 	    break;
1755 	case XML_HTML_DOCUMENT_NODE:
1756 	    break;
1757 	case XML_DOCUMENT_TYPE_NODE:
1758 	    break;
1759 	case XML_DOCUMENT_FRAG_NODE:
1760 	    break;
1761 	case XML_NOTATION_NODE:
1762 	    break;
1763 	case XML_NAMESPACE_DECL: {
1764 	    xmlNsPtr ns = (xmlNsPtr) node;
1765 
1766 	    if (ns->prefix == NULL)
1767 		fprintf(output, "default -> %s", (char *)ns->href);
1768 	    else
1769 		fprintf(output, "%s -> %s", (char *)ns->prefix,
1770 			(char *)ns->href);
1771 	    break;
1772 	}
1773 	default:
1774 	    if (node->name != NULL)
1775 		fprintf(output, "%s", (const char *) node->name);
1776     }
1777     fprintf(output, "\n");
1778 }
1779 
1780 /**
1781  * xmlBoolToText:
1782  * @boolval: a bool to turn into text
1783  *
1784  * Convenient way to turn bool into text
1785  *
1786  * Returns a pointer to either "True" or "False"
1787  */
1788 const char *
xmlBoolToText(int boolval)1789 xmlBoolToText(int boolval)
1790 {
1791     if (boolval)
1792         return("True");
1793     else
1794         return("False");
1795 }
1796 
1797 #ifdef LIBXML_XPATH_ENABLED
1798 /****************************************************************
1799  *								*
1800  *	 	The XML shell related functions			*
1801  *								*
1802  ****************************************************************/
1803 
1804 
1805 
1806 /*
1807  * TODO: Improvement/cleanups for the XML shell
1808  *     - allow to shell out an editor on a subpart
1809  *     - cleanup function registrations (with help) and calling
1810  *     - provide registration routines
1811  */
1812 
1813 /**
1814  * xmlShellPrintXPathError:
1815  * @errorType: valid xpath error id
1816  * @arg: the argument that cause xpath to fail
1817  *
1818  * Print the xpath error to libxml default error channel
1819  */
1820 void
xmlShellPrintXPathError(int errorType,const char * arg)1821 xmlShellPrintXPathError(int errorType, const char *arg)
1822 {
1823     const char *default_arg = "Result";
1824 
1825     if (!arg)
1826         arg = default_arg;
1827 
1828     switch (errorType) {
1829         case XPATH_UNDEFINED:
1830             xmlGenericError(xmlGenericErrorContext,
1831                             "%s: no such node\n", arg);
1832             break;
1833 
1834         case XPATH_BOOLEAN:
1835             xmlGenericError(xmlGenericErrorContext,
1836                             "%s is a Boolean\n", arg);
1837             break;
1838         case XPATH_NUMBER:
1839             xmlGenericError(xmlGenericErrorContext,
1840                             "%s is a number\n", arg);
1841             break;
1842         case XPATH_STRING:
1843             xmlGenericError(xmlGenericErrorContext,
1844                             "%s is a string\n", arg);
1845             break;
1846         case XPATH_POINT:
1847             xmlGenericError(xmlGenericErrorContext,
1848                             "%s is a point\n", arg);
1849             break;
1850         case XPATH_RANGE:
1851             xmlGenericError(xmlGenericErrorContext,
1852                             "%s is a range\n", arg);
1853             break;
1854         case XPATH_LOCATIONSET:
1855             xmlGenericError(xmlGenericErrorContext,
1856                             "%s is a range\n", arg);
1857             break;
1858         case XPATH_USERS:
1859             xmlGenericError(xmlGenericErrorContext,
1860                             "%s is user-defined\n", arg);
1861             break;
1862         case XPATH_XSLT_TREE:
1863             xmlGenericError(xmlGenericErrorContext,
1864                             "%s is an XSLT value tree\n", arg);
1865             break;
1866     }
1867 #if 0
1868     xmlGenericError(xmlGenericErrorContext,
1869                     "Try casting the result string function (xpath builtin)\n",
1870                     arg);
1871 #endif
1872 }
1873 
1874 
1875 #ifdef LIBXML_OUTPUT_ENABLED
1876 /**
1877  * xmlShellPrintNodeCtxt:
1878  * @ctxt : a non-null shell context
1879  * @node : a non-null node to print to the output FILE
1880  *
1881  * Print node to the output FILE
1882  */
1883 static void
xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)1884 xmlShellPrintNodeCtxt(xmlShellCtxtPtr ctxt,xmlNodePtr node)
1885 {
1886     FILE *fp;
1887 
1888     if (!node)
1889         return;
1890     if (ctxt == NULL)
1891 	fp = stdout;
1892     else
1893 	fp = ctxt->output;
1894 
1895     if (node->type == XML_DOCUMENT_NODE)
1896         xmlDocDump(fp, (xmlDocPtr) node);
1897     else if (node->type == XML_ATTRIBUTE_NODE)
1898         xmlDebugDumpAttrList(fp, (xmlAttrPtr) node, 0);
1899     else
1900         xmlElemDump(fp, node->doc, node);
1901 
1902     fprintf(fp, "\n");
1903 }
1904 
1905 /**
1906  * xmlShellPrintNode:
1907  * @node : a non-null node to print to the output FILE
1908  *
1909  * Print node to the output FILE
1910  */
1911 void
xmlShellPrintNode(xmlNodePtr node)1912 xmlShellPrintNode(xmlNodePtr node)
1913 {
1914     xmlShellPrintNodeCtxt(NULL, node);
1915 }
1916 #endif /* LIBXML_OUTPUT_ENABLED */
1917 
1918 /**
1919  * xmlShellPrintXPathResultCtxt:
1920  * @ctxt: a valid shell context
1921  * @list: a valid result generated by an xpath evaluation
1922  *
1923  * Prints result to the output FILE
1924  */
1925 static void
xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)1926 xmlShellPrintXPathResultCtxt(xmlShellCtxtPtr ctxt,xmlXPathObjectPtr list)
1927 {
1928     if (!ctxt)
1929        return;
1930 
1931     if (list != NULL) {
1932         switch (list->type) {
1933             case XPATH_NODESET:{
1934 #ifdef LIBXML_OUTPUT_ENABLED
1935                     int indx;
1936 
1937                     if (list->nodesetval) {
1938                         for (indx = 0; indx < list->nodesetval->nodeNr;
1939                              indx++) {
1940                             xmlShellPrintNodeCtxt(ctxt,
1941 				    list->nodesetval->nodeTab[indx]);
1942                         }
1943                     } else {
1944                         xmlGenericError(xmlGenericErrorContext,
1945                                         "Empty node set\n");
1946                     }
1947                     break;
1948 #else
1949 		    xmlGenericError(xmlGenericErrorContext,
1950 				    "Node set\n");
1951 #endif /* LIBXML_OUTPUT_ENABLED */
1952                 }
1953             case XPATH_BOOLEAN:
1954                 xmlGenericError(xmlGenericErrorContext,
1955                                 "Is a Boolean:%s\n",
1956                                 xmlBoolToText(list->boolval));
1957                 break;
1958             case XPATH_NUMBER:
1959                 xmlGenericError(xmlGenericErrorContext,
1960                                 "Is a number:%0g\n", list->floatval);
1961                 break;
1962             case XPATH_STRING:
1963                 xmlGenericError(xmlGenericErrorContext,
1964                                 "Is a string:%s\n", list->stringval);
1965                 break;
1966 
1967             default:
1968                 xmlShellPrintXPathError(list->type, NULL);
1969         }
1970     }
1971 }
1972 
1973 /**
1974  * xmlShellPrintXPathResult:
1975  * @list: a valid result generated by an xpath evaluation
1976  *
1977  * Prints result to the output FILE
1978  */
1979 void
xmlShellPrintXPathResult(xmlXPathObjectPtr list)1980 xmlShellPrintXPathResult(xmlXPathObjectPtr list)
1981 {
1982     xmlShellPrintXPathResultCtxt(NULL, list);
1983 }
1984 
1985 /**
1986  * xmlShellList:
1987  * @ctxt:  the shell context
1988  * @arg:  unused
1989  * @node:  a node
1990  * @node2:  unused
1991  *
1992  * Implements the XML shell function "ls"
1993  * Does an Unix like listing of the given node (like a directory)
1994  *
1995  * Returns 0
1996  */
1997 int
xmlShellList(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)1998 xmlShellList(xmlShellCtxtPtr ctxt,
1999              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2000              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2001 {
2002     xmlNodePtr cur;
2003     if (!ctxt)
2004         return (0);
2005     if (node == NULL) {
2006 	fprintf(ctxt->output, "NULL\n");
2007 	return (0);
2008     }
2009     if ((node->type == XML_DOCUMENT_NODE) ||
2010         (node->type == XML_HTML_DOCUMENT_NODE)) {
2011         cur = ((xmlDocPtr) node)->children;
2012     } else if (node->type == XML_NAMESPACE_DECL) {
2013         xmlLsOneNode(ctxt->output, node);
2014         return (0);
2015     } else if (node->children != NULL) {
2016         cur = node->children;
2017     } else {
2018         xmlLsOneNode(ctxt->output, node);
2019         return (0);
2020     }
2021     while (cur != NULL) {
2022         xmlLsOneNode(ctxt->output, cur);
2023         cur = cur->next;
2024     }
2025     return (0);
2026 }
2027 
2028 /**
2029  * xmlShellBase:
2030  * @ctxt:  the shell context
2031  * @arg:  unused
2032  * @node:  a node
2033  * @node2:  unused
2034  *
2035  * Implements the XML shell function "base"
2036  * dumps the current XML base of the node
2037  *
2038  * Returns 0
2039  */
2040 int
xmlShellBase(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2041 xmlShellBase(xmlShellCtxtPtr ctxt,
2042              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2043              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2044 {
2045     xmlChar *base;
2046     if (!ctxt)
2047         return 0;
2048     if (node == NULL) {
2049 	fprintf(ctxt->output, "NULL\n");
2050 	return (0);
2051     }
2052 
2053     base = xmlNodeGetBase(node->doc, node);
2054 
2055     if (base == NULL) {
2056         fprintf(ctxt->output, " No base found !!!\n");
2057     } else {
2058         fprintf(ctxt->output, "%s\n", base);
2059         xmlFree(base);
2060     }
2061     return (0);
2062 }
2063 
2064 #ifdef LIBXML_TREE_ENABLED
2065 /**
2066  * xmlShellSetBase:
2067  * @ctxt:  the shell context
2068  * @arg:  the new base
2069  * @node:  a node
2070  * @node2:  unused
2071  *
2072  * Implements the XML shell function "setbase"
2073  * change the current XML base of the node
2074  *
2075  * Returns 0
2076  */
2077 static int
xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2078 xmlShellSetBase(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2079              char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2080              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2081 {
2082     xmlNodeSetBase(node, (xmlChar*) arg);
2083     return (0);
2084 }
2085 #endif
2086 
2087 #ifdef LIBXML_XPATH_ENABLED
2088 /**
2089  * xmlShellRegisterNamespace:
2090  * @ctxt:  the shell context
2091  * @arg:  a string in prefix=nsuri format
2092  * @node:  unused
2093  * @node2:  unused
2094  *
2095  * Implements the XML shell function "setns"
2096  * register/unregister a prefix=namespace pair
2097  * on the XPath context
2098  *
2099  * Returns 0 on success and a negative value otherwise.
2100  */
2101 static int
xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt,char * arg,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2102 xmlShellRegisterNamespace(xmlShellCtxtPtr ctxt, char *arg,
2103       xmlNodePtr node ATTRIBUTE_UNUSED, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2104 {
2105     xmlChar* nsListDup;
2106     xmlChar* prefix;
2107     xmlChar* href;
2108     xmlChar* next;
2109 
2110     nsListDup = xmlStrdup((xmlChar *) arg);
2111     next = nsListDup;
2112     while(next != NULL) {
2113 	/* skip spaces */
2114 	/*while((*next) == ' ') next++;*/
2115 	if((*next) == '\0') break;
2116 
2117 	/* find prefix */
2118 	prefix = next;
2119 	next = (xmlChar*)xmlStrchr(next, '=');
2120 	if(next == NULL) {
2121 	    fprintf(ctxt->output, "setns: prefix=[nsuri] required\n");
2122 	    xmlFree(nsListDup);
2123 	    return(-1);
2124 	}
2125 	*(next++) = '\0';
2126 
2127 	/* find href */
2128 	href = next;
2129 	next = (xmlChar*)xmlStrchr(next, ' ');
2130 	if(next != NULL) {
2131 	    *(next++) = '\0';
2132 	}
2133 
2134 	/* do register namespace */
2135 	if(xmlXPathRegisterNs(ctxt->pctxt, prefix, href) != 0) {
2136 	    fprintf(ctxt->output,"Error: unable to register NS with prefix=\"%s\" and href=\"%s\"\n", prefix, href);
2137 	    xmlFree(nsListDup);
2138 	    return(-1);
2139 	}
2140     }
2141 
2142     xmlFree(nsListDup);
2143     return(0);
2144 }
2145 /**
2146  * xmlShellRegisterRootNamespaces:
2147  * @ctxt:  the shell context
2148  * @arg:  unused
2149  * @node:  the root element
2150  * @node2:  unused
2151  *
2152  * Implements the XML shell function "setrootns"
2153  * which registers all namespaces declarations found on the root element.
2154  *
2155  * Returns 0 on success and a negative value otherwise.
2156  */
2157 static int
xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr root,xmlNodePtr node2 ATTRIBUTE_UNUSED)2158 xmlShellRegisterRootNamespaces(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
2159       xmlNodePtr root, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2160 {
2161     xmlNsPtr ns;
2162 
2163     if ((root == NULL) || (root->type != XML_ELEMENT_NODE) ||
2164         (root->nsDef == NULL) || (ctxt == NULL) || (ctxt->pctxt == NULL))
2165 	return(-1);
2166     ns = root->nsDef;
2167     while (ns != NULL) {
2168         if (ns->prefix == NULL)
2169 	    xmlXPathRegisterNs(ctxt->pctxt, BAD_CAST "defaultns", ns->href);
2170 	else
2171 	    xmlXPathRegisterNs(ctxt->pctxt, ns->prefix, ns->href);
2172         ns = ns->next;
2173     }
2174     return(0);
2175 }
2176 #endif
2177 
2178 /**
2179  * xmlShellGrep:
2180  * @ctxt:  the shell context
2181  * @arg:  the string or regular expression to find
2182  * @node:  a node
2183  * @node2:  unused
2184  *
2185  * Implements the XML shell function "grep"
2186  * dumps informations about the node (namespace, attributes, content).
2187  *
2188  * Returns 0
2189  */
2190 static int
xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2191 xmlShellGrep(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2192             char *arg, xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2193 {
2194     if (!ctxt)
2195         return (0);
2196     if (node == NULL)
2197 	return (0);
2198     if (arg == NULL)
2199 	return (0);
2200 #ifdef LIBXML_REGEXP_ENABLED
2201     if ((xmlStrchr((xmlChar *) arg, '?')) ||
2202 	(xmlStrchr((xmlChar *) arg, '*')) ||
2203 	(xmlStrchr((xmlChar *) arg, '.')) ||
2204 	(xmlStrchr((xmlChar *) arg, '['))) {
2205     }
2206 #endif
2207     while (node != NULL) {
2208         if (node->type == XML_COMMENT_NODE) {
2209 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
2210 
2211 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node));
2212                 xmlShellList(ctxt, NULL, node, NULL);
2213 	    }
2214         } else if (node->type == XML_TEXT_NODE) {
2215 	    if (xmlStrstr(node->content, (xmlChar *) arg)) {
2216 
2217 		fprintf(ctxt->output, "%s : ", xmlGetNodePath(node->parent));
2218                 xmlShellList(ctxt, NULL, node->parent, NULL);
2219 	    }
2220         }
2221 
2222         /*
2223          * Browse the full subtree, deep first
2224          */
2225 
2226         if ((node->type == XML_DOCUMENT_NODE) ||
2227             (node->type == XML_HTML_DOCUMENT_NODE)) {
2228             node = ((xmlDocPtr) node)->children;
2229         } else if ((node->children != NULL)
2230                    && (node->type != XML_ENTITY_REF_NODE)) {
2231             /* deep first */
2232             node = node->children;
2233         } else if (node->next != NULL) {
2234             /* then siblings */
2235             node = node->next;
2236         } else {
2237             /* go up to parents->next if needed */
2238             while (node != NULL) {
2239                 if (node->parent != NULL) {
2240                     node = node->parent;
2241                 }
2242                 if (node->next != NULL) {
2243                     node = node->next;
2244                     break;
2245                 }
2246                 if (node->parent == NULL) {
2247                     node = NULL;
2248                     break;
2249                 }
2250             }
2251 	}
2252     }
2253     return (0);
2254 }
2255 
2256 /**
2257  * xmlShellDir:
2258  * @ctxt:  the shell context
2259  * @arg:  unused
2260  * @node:  a node
2261  * @node2:  unused
2262  *
2263  * Implements the XML shell function "dir"
2264  * dumps informations about the node (namespace, attributes, content).
2265  *
2266  * Returns 0
2267  */
2268 int
xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2269 xmlShellDir(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2270             char *arg ATTRIBUTE_UNUSED, xmlNodePtr node,
2271             xmlNodePtr node2 ATTRIBUTE_UNUSED)
2272 {
2273     if (!ctxt)
2274         return (0);
2275     if (node == NULL) {
2276 	fprintf(ctxt->output, "NULL\n");
2277 	return (0);
2278     }
2279     if ((node->type == XML_DOCUMENT_NODE) ||
2280         (node->type == XML_HTML_DOCUMENT_NODE)) {
2281         xmlDebugDumpDocumentHead(ctxt->output, (xmlDocPtr) node);
2282     } else if (node->type == XML_ATTRIBUTE_NODE) {
2283         xmlDebugDumpAttr(ctxt->output, (xmlAttrPtr) node, 0);
2284     } else {
2285         xmlDebugDumpOneNode(ctxt->output, node, 0);
2286     }
2287     return (0);
2288 }
2289 
2290 /**
2291  * xmlShellSetContent:
2292  * @ctxt:  the shell context
2293  * @value:  the content as a string
2294  * @node:  a node
2295  * @node2:  unused
2296  *
2297  * Implements the XML shell function "dir"
2298  * dumps informations about the node (namespace, attributes, content).
2299  *
2300  * Returns 0
2301  */
2302 static int
xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * value,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2303 xmlShellSetContent(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,
2304             char *value, xmlNodePtr node,
2305             xmlNodePtr node2 ATTRIBUTE_UNUSED)
2306 {
2307     xmlNodePtr results;
2308     xmlParserErrors ret;
2309 
2310     if (!ctxt)
2311         return (0);
2312     if (node == NULL) {
2313 	fprintf(ctxt->output, "NULL\n");
2314 	return (0);
2315     }
2316     if (value == NULL) {
2317         fprintf(ctxt->output, "NULL\n");
2318 	return (0);
2319     }
2320 
2321     ret = xmlParseInNodeContext(node, value, strlen(value), 0, &results);
2322     if (ret == XML_ERR_OK) {
2323 	if (node->children != NULL) {
2324 	    xmlFreeNodeList(node->children);
2325 	    node->children = NULL;
2326 	    node->last = NULL;
2327 	}
2328 	xmlAddChildList(node, results);
2329     } else {
2330         fprintf(ctxt->output, "failed to parse content\n");
2331     }
2332     return (0);
2333 }
2334 
2335 #ifdef LIBXML_SCHEMAS_ENABLED
2336 /**
2337  * xmlShellRNGValidate:
2338  * @ctxt:  the shell context
2339  * @schemas:  the path to the Relax-NG schemas
2340  * @node:  a node
2341  * @node2:  unused
2342  *
2343  * Implements the XML shell function "relaxng"
2344  * validating the instance against a Relax-NG schemas
2345  *
2346  * Returns 0
2347  */
2348 static int
xmlShellRNGValidate(xmlShellCtxtPtr sctxt,char * schemas,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2349 xmlShellRNGValidate(xmlShellCtxtPtr sctxt, char *schemas,
2350             xmlNodePtr node ATTRIBUTE_UNUSED,
2351 	    xmlNodePtr node2 ATTRIBUTE_UNUSED)
2352 {
2353     xmlRelaxNGPtr relaxngschemas;
2354     xmlRelaxNGParserCtxtPtr ctxt;
2355     xmlRelaxNGValidCtxtPtr vctxt;
2356     int ret;
2357 
2358     ctxt = xmlRelaxNGNewParserCtxt(schemas);
2359     xmlRelaxNGSetParserErrors(ctxt,
2360 	    (xmlRelaxNGValidityErrorFunc) fprintf,
2361 	    (xmlRelaxNGValidityWarningFunc) fprintf,
2362 	    stderr);
2363     relaxngschemas = xmlRelaxNGParse(ctxt);
2364     xmlRelaxNGFreeParserCtxt(ctxt);
2365     if (relaxngschemas == NULL) {
2366 	xmlGenericError(xmlGenericErrorContext,
2367 		"Relax-NG schema %s failed to compile\n", schemas);
2368 	return(-1);
2369     }
2370     vctxt = xmlRelaxNGNewValidCtxt(relaxngschemas);
2371     xmlRelaxNGSetValidErrors(vctxt,
2372 	    (xmlRelaxNGValidityErrorFunc) fprintf,
2373 	    (xmlRelaxNGValidityWarningFunc) fprintf,
2374 	    stderr);
2375     ret = xmlRelaxNGValidateDoc(vctxt, sctxt->doc);
2376     if (ret == 0) {
2377 	fprintf(stderr, "%s validates\n", sctxt->filename);
2378     } else if (ret > 0) {
2379 	fprintf(stderr, "%s fails to validate\n", sctxt->filename);
2380     } else {
2381 	fprintf(stderr, "%s validation generated an internal error\n",
2382 	       sctxt->filename);
2383     }
2384     xmlRelaxNGFreeValidCtxt(vctxt);
2385     if (relaxngschemas != NULL)
2386 	xmlRelaxNGFree(relaxngschemas);
2387     return(0);
2388 }
2389 #endif
2390 
2391 #ifdef LIBXML_OUTPUT_ENABLED
2392 /**
2393  * xmlShellCat:
2394  * @ctxt:  the shell context
2395  * @arg:  unused
2396  * @node:  a node
2397  * @node2:  unused
2398  *
2399  * Implements the XML shell function "cat"
2400  * dumps the serialization node content (XML or HTML).
2401  *
2402  * Returns 0
2403  */
2404 int
xmlShellCat(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2405 xmlShellCat(xmlShellCtxtPtr ctxt, char *arg ATTRIBUTE_UNUSED,
2406             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2407 {
2408     if (!ctxt)
2409         return (0);
2410     if (node == NULL) {
2411 	fprintf(ctxt->output, "NULL\n");
2412 	return (0);
2413     }
2414     if (ctxt->doc->type == XML_HTML_DOCUMENT_NODE) {
2415 #ifdef LIBXML_HTML_ENABLED
2416         if (node->type == XML_HTML_DOCUMENT_NODE)
2417             htmlDocDump(ctxt->output, (htmlDocPtr) node);
2418         else
2419             htmlNodeDumpFile(ctxt->output, ctxt->doc, node);
2420 #else
2421         if (node->type == XML_DOCUMENT_NODE)
2422             xmlDocDump(ctxt->output, (xmlDocPtr) node);
2423         else
2424             xmlElemDump(ctxt->output, ctxt->doc, node);
2425 #endif /* LIBXML_HTML_ENABLED */
2426     } else {
2427         if (node->type == XML_DOCUMENT_NODE)
2428             xmlDocDump(ctxt->output, (xmlDocPtr) node);
2429         else
2430             xmlElemDump(ctxt->output, ctxt->doc, node);
2431     }
2432     fprintf(ctxt->output, "\n");
2433     return (0);
2434 }
2435 #endif /* LIBXML_OUTPUT_ENABLED */
2436 
2437 /**
2438  * xmlShellLoad:
2439  * @ctxt:  the shell context
2440  * @filename:  the file name
2441  * @node:  unused
2442  * @node2:  unused
2443  *
2444  * Implements the XML shell function "load"
2445  * loads a new document specified by the filename
2446  *
2447  * Returns 0 or -1 if loading failed
2448  */
2449 int
xmlShellLoad(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2450 xmlShellLoad(xmlShellCtxtPtr ctxt, char *filename,
2451              xmlNodePtr node ATTRIBUTE_UNUSED,
2452              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2453 {
2454     xmlDocPtr doc;
2455     int html = 0;
2456 
2457     if ((ctxt == NULL) || (filename == NULL)) return(-1);
2458     if (ctxt->doc != NULL)
2459         html = (ctxt->doc->type == XML_HTML_DOCUMENT_NODE);
2460 
2461     if (html) {
2462 #ifdef LIBXML_HTML_ENABLED
2463         doc = htmlParseFile(filename, NULL);
2464 #else
2465         fprintf(ctxt->output, "HTML support not compiled in\n");
2466         doc = NULL;
2467 #endif /* LIBXML_HTML_ENABLED */
2468     } else {
2469         doc = xmlReadFile(filename,NULL,0);
2470     }
2471     if (doc != NULL) {
2472         if (ctxt->loaded == 1) {
2473             xmlFreeDoc(ctxt->doc);
2474         }
2475         ctxt->loaded = 1;
2476 #ifdef LIBXML_XPATH_ENABLED
2477         xmlXPathFreeContext(ctxt->pctxt);
2478 #endif /* LIBXML_XPATH_ENABLED */
2479         xmlFree(ctxt->filename);
2480         ctxt->doc = doc;
2481         ctxt->node = (xmlNodePtr) doc;
2482 #ifdef LIBXML_XPATH_ENABLED
2483         ctxt->pctxt = xmlXPathNewContext(doc);
2484 #endif /* LIBXML_XPATH_ENABLED */
2485         ctxt->filename = (char *) xmlCanonicPath((xmlChar *) filename);
2486     } else
2487         return (-1);
2488     return (0);
2489 }
2490 
2491 #ifdef LIBXML_OUTPUT_ENABLED
2492 /**
2493  * xmlShellWrite:
2494  * @ctxt:  the shell context
2495  * @filename:  the file name
2496  * @node:  a node in the tree
2497  * @node2:  unused
2498  *
2499  * Implements the XML shell function "write"
2500  * Write the current node to the filename, it saves the serialization
2501  * of the subtree under the @node specified
2502  *
2503  * Returns 0 or -1 in case of error
2504  */
2505 int
xmlShellWrite(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2506 xmlShellWrite(xmlShellCtxtPtr ctxt, char *filename, xmlNodePtr node,
2507               xmlNodePtr node2 ATTRIBUTE_UNUSED)
2508 {
2509     if (node == NULL)
2510         return (-1);
2511     if ((filename == NULL) || (filename[0] == 0)) {
2512         return (-1);
2513     }
2514 #ifdef W_OK
2515     if (access((char *) filename, W_OK)) {
2516         xmlGenericError(xmlGenericErrorContext,
2517                         "Cannot write to %s\n", filename);
2518         return (-1);
2519     }
2520 #endif
2521     switch (node->type) {
2522         case XML_DOCUMENT_NODE:
2523             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
2524                 xmlGenericError(xmlGenericErrorContext,
2525                                 "Failed to write to %s\n", filename);
2526                 return (-1);
2527             }
2528             break;
2529         case XML_HTML_DOCUMENT_NODE:
2530 #ifdef LIBXML_HTML_ENABLED
2531             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
2532                 xmlGenericError(xmlGenericErrorContext,
2533                                 "Failed to write to %s\n", filename);
2534                 return (-1);
2535             }
2536 #else
2537             if (xmlSaveFile((char *) filename, ctxt->doc) < -1) {
2538                 xmlGenericError(xmlGenericErrorContext,
2539                                 "Failed to write to %s\n", filename);
2540                 return (-1);
2541             }
2542 #endif /* LIBXML_HTML_ENABLED */
2543             break;
2544         default:{
2545                 FILE *f;
2546 
2547                 f = fopen((char *) filename, "w");
2548                 if (f == NULL) {
2549                     xmlGenericError(xmlGenericErrorContext,
2550                                     "Failed to write to %s\n", filename);
2551                     return (-1);
2552                 }
2553                 xmlElemDump(f, ctxt->doc, node);
2554                 fclose(f);
2555             }
2556     }
2557     return (0);
2558 }
2559 
2560 /**
2561  * xmlShellSave:
2562  * @ctxt:  the shell context
2563  * @filename:  the file name (optional)
2564  * @node:  unused
2565  * @node2:  unused
2566  *
2567  * Implements the XML shell function "save"
2568  * Write the current document to the filename, or it's original name
2569  *
2570  * Returns 0 or -1 in case of error
2571  */
2572 int
xmlShellSave(xmlShellCtxtPtr ctxt,char * filename,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2573 xmlShellSave(xmlShellCtxtPtr ctxt, char *filename,
2574              xmlNodePtr node ATTRIBUTE_UNUSED,
2575              xmlNodePtr node2 ATTRIBUTE_UNUSED)
2576 {
2577     if ((ctxt == NULL) || (ctxt->doc == NULL))
2578         return (-1);
2579     if ((filename == NULL) || (filename[0] == 0))
2580         filename = ctxt->filename;
2581     if (filename == NULL)
2582         return (-1);
2583 #ifdef W_OK
2584     if (access((char *) filename, W_OK)) {
2585         xmlGenericError(xmlGenericErrorContext,
2586                         "Cannot save to %s\n", filename);
2587         return (-1);
2588     }
2589 #endif
2590     switch (ctxt->doc->type) {
2591         case XML_DOCUMENT_NODE:
2592             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
2593                 xmlGenericError(xmlGenericErrorContext,
2594                                 "Failed to save to %s\n", filename);
2595             }
2596             break;
2597         case XML_HTML_DOCUMENT_NODE:
2598 #ifdef LIBXML_HTML_ENABLED
2599             if (htmlSaveFile((char *) filename, ctxt->doc) < 0) {
2600                 xmlGenericError(xmlGenericErrorContext,
2601                                 "Failed to save to %s\n", filename);
2602             }
2603 #else
2604             if (xmlSaveFile((char *) filename, ctxt->doc) < 0) {
2605                 xmlGenericError(xmlGenericErrorContext,
2606                                 "Failed to save to %s\n", filename);
2607             }
2608 #endif /* LIBXML_HTML_ENABLED */
2609             break;
2610         default:
2611             xmlGenericError(xmlGenericErrorContext,
2612 	    "To save to subparts of a document use the 'write' command\n");
2613             return (-1);
2614 
2615     }
2616     return (0);
2617 }
2618 #endif /* LIBXML_OUTPUT_ENABLED */
2619 
2620 #ifdef LIBXML_VALID_ENABLED
2621 /**
2622  * xmlShellValidate:
2623  * @ctxt:  the shell context
2624  * @dtd:  the DTD URI (optional)
2625  * @node:  unused
2626  * @node2:  unused
2627  *
2628  * Implements the XML shell function "validate"
2629  * Validate the document, if a DTD path is provided, then the validation
2630  * is done against the given DTD.
2631  *
2632  * Returns 0 or -1 in case of error
2633  */
2634 int
xmlShellValidate(xmlShellCtxtPtr ctxt,char * dtd,xmlNodePtr node ATTRIBUTE_UNUSED,xmlNodePtr node2 ATTRIBUTE_UNUSED)2635 xmlShellValidate(xmlShellCtxtPtr ctxt, char *dtd,
2636                  xmlNodePtr node ATTRIBUTE_UNUSED,
2637                  xmlNodePtr node2 ATTRIBUTE_UNUSED)
2638 {
2639     xmlValidCtxt vctxt;
2640     int res = -1;
2641 
2642     if ((ctxt == NULL) || (ctxt->doc == NULL)) return(-1);
2643     vctxt.userData = stderr;
2644     vctxt.error = (xmlValidityErrorFunc) fprintf;
2645     vctxt.warning = (xmlValidityWarningFunc) fprintf;
2646 
2647     if ((dtd == NULL) || (dtd[0] == 0)) {
2648         res = xmlValidateDocument(&vctxt, ctxt->doc);
2649     } else {
2650         xmlDtdPtr subset;
2651 
2652         subset = xmlParseDTD(NULL, (xmlChar *) dtd);
2653         if (subset != NULL) {
2654             res = xmlValidateDtd(&vctxt, ctxt->doc, subset);
2655 
2656             xmlFreeDtd(subset);
2657         }
2658     }
2659     return (res);
2660 }
2661 #endif /* LIBXML_VALID_ENABLED */
2662 
2663 /**
2664  * xmlShellDu:
2665  * @ctxt:  the shell context
2666  * @arg:  unused
2667  * @tree:  a node defining a subtree
2668  * @node2:  unused
2669  *
2670  * Implements the XML shell function "du"
2671  * show the structure of the subtree under node @tree
2672  * If @tree is null, the command works on the current node.
2673  *
2674  * Returns 0 or -1 in case of error
2675  */
2676 int
xmlShellDu(xmlShellCtxtPtr ctxt,char * arg ATTRIBUTE_UNUSED,xmlNodePtr tree,xmlNodePtr node2 ATTRIBUTE_UNUSED)2677 xmlShellDu(xmlShellCtxtPtr ctxt,
2678            char *arg ATTRIBUTE_UNUSED, xmlNodePtr tree,
2679            xmlNodePtr node2 ATTRIBUTE_UNUSED)
2680 {
2681     xmlNodePtr node;
2682     int indent = 0, i;
2683 
2684     if (!ctxt)
2685 	return (-1);
2686 
2687     if (tree == NULL)
2688         return (-1);
2689     node = tree;
2690     while (node != NULL) {
2691         if ((node->type == XML_DOCUMENT_NODE) ||
2692             (node->type == XML_HTML_DOCUMENT_NODE)) {
2693             fprintf(ctxt->output, "/\n");
2694         } else if (node->type == XML_ELEMENT_NODE) {
2695             for (i = 0; i < indent; i++)
2696                 fprintf(ctxt->output, "  ");
2697             fprintf(ctxt->output, "%s\n", node->name);
2698         } else {
2699         }
2700 
2701         /*
2702          * Browse the full subtree, deep first
2703          */
2704 
2705         if ((node->type == XML_DOCUMENT_NODE) ||
2706             (node->type == XML_HTML_DOCUMENT_NODE)) {
2707             node = ((xmlDocPtr) node)->children;
2708         } else if ((node->children != NULL)
2709                    && (node->type != XML_ENTITY_REF_NODE)) {
2710             /* deep first */
2711             node = node->children;
2712             indent++;
2713         } else if ((node != tree) && (node->next != NULL)) {
2714             /* then siblings */
2715             node = node->next;
2716         } else if (node != tree) {
2717             /* go up to parents->next if needed */
2718             while (node != tree) {
2719                 if (node->parent != NULL) {
2720                     node = node->parent;
2721                     indent--;
2722                 }
2723                 if ((node != tree) && (node->next != NULL)) {
2724                     node = node->next;
2725                     break;
2726                 }
2727                 if (node->parent == NULL) {
2728                     node = NULL;
2729                     break;
2730                 }
2731                 if (node == tree) {
2732                     node = NULL;
2733                     break;
2734                 }
2735             }
2736             /* exit condition */
2737             if (node == tree)
2738                 node = NULL;
2739         } else
2740             node = NULL;
2741     }
2742     return (0);
2743 }
2744 
2745 /**
2746  * xmlShellPwd:
2747  * @ctxt:  the shell context
2748  * @buffer:  the output buffer
2749  * @node:  a node
2750  * @node2:  unused
2751  *
2752  * Implements the XML shell function "pwd"
2753  * Show the full path from the root to the node, if needed building
2754  * thumblers when similar elements exists at a given ancestor level.
2755  * The output is compatible with XPath commands.
2756  *
2757  * Returns 0 or -1 in case of error
2758  */
2759 int
xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED,char * buffer,xmlNodePtr node,xmlNodePtr node2 ATTRIBUTE_UNUSED)2760 xmlShellPwd(xmlShellCtxtPtr ctxt ATTRIBUTE_UNUSED, char *buffer,
2761             xmlNodePtr node, xmlNodePtr node2 ATTRIBUTE_UNUSED)
2762 {
2763     xmlChar *path;
2764 
2765     if ((node == NULL) || (buffer == NULL))
2766         return (-1);
2767 
2768     path = xmlGetNodePath(node);
2769     if (path == NULL)
2770 	return (-1);
2771 
2772     /*
2773      * This test prevents buffer overflow, because this routine
2774      * is only called by xmlShell, in which the second argument is
2775      * 500 chars long.
2776      * It is a dirty hack before a cleaner solution is found.
2777      * Documentation should mention that the second argument must
2778      * be at least 500 chars long, and could be stripped if too long.
2779      */
2780     snprintf(buffer, 499, "%s", path);
2781     buffer[499] = '0';
2782     xmlFree(path);
2783 
2784     return (0);
2785 }
2786 
2787 /**
2788  * xmlShell:
2789  * @doc:  the initial document
2790  * @filename:  the output buffer
2791  * @input:  the line reading function
2792  * @output:  the output FILE*, defaults to stdout if NULL
2793  *
2794  * Implements the XML shell
2795  * This allow to load, validate, view, modify and save a document
2796  * using a environment similar to a UNIX commandline.
2797  */
2798 void
xmlShell(xmlDocPtr doc,char * filename,xmlShellReadlineFunc input,FILE * output)2799 xmlShell(xmlDocPtr doc, char *filename, xmlShellReadlineFunc input,
2800          FILE * output)
2801 {
2802     char prompt[500] = "/ > ";
2803     char *cmdline = NULL, *cur;
2804     int nbargs;
2805     char command[100];
2806     char arg[400];
2807     int i;
2808     xmlShellCtxtPtr ctxt;
2809     xmlXPathObjectPtr list;
2810 
2811     if (doc == NULL)
2812         return;
2813     if (filename == NULL)
2814         return;
2815     if (input == NULL)
2816         return;
2817     if (output == NULL)
2818         output = stdout;
2819     ctxt = (xmlShellCtxtPtr) xmlMalloc(sizeof(xmlShellCtxt));
2820     if (ctxt == NULL)
2821         return;
2822     ctxt->loaded = 0;
2823     ctxt->doc = doc;
2824     ctxt->input = input;
2825     ctxt->output = output;
2826     ctxt->filename = (char *) xmlStrdup((xmlChar *) filename);
2827     ctxt->node = (xmlNodePtr) ctxt->doc;
2828 
2829 #ifdef LIBXML_XPATH_ENABLED
2830     ctxt->pctxt = xmlXPathNewContext(ctxt->doc);
2831     if (ctxt->pctxt == NULL) {
2832         xmlFree(ctxt);
2833         return;
2834     }
2835 #endif /* LIBXML_XPATH_ENABLED */
2836     while (1) {
2837         if (ctxt->node == (xmlNodePtr) ctxt->doc)
2838             snprintf(prompt, sizeof(prompt), "%s > ", "/");
2839         else if ((ctxt->node != NULL) && (ctxt->node->name))
2840             snprintf(prompt, sizeof(prompt), "%s > ", ctxt->node->name);
2841         else
2842             snprintf(prompt, sizeof(prompt), "? > ");
2843         prompt[sizeof(prompt) - 1] = 0;
2844 
2845         /*
2846          * Get a new command line
2847          */
2848         cmdline = ctxt->input(prompt);
2849         if (cmdline == NULL)
2850             break;
2851 
2852         /*
2853          * Parse the command itself
2854          */
2855         cur = cmdline;
2856         nbargs = 0;
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         nbargs++;
2870 
2871         /*
2872          * Parse the argument
2873          */
2874         while ((*cur == ' ') || (*cur == '\t'))
2875             cur++;
2876         i = 0;
2877         while ((*cur != '\n') && (*cur != '\r') && (*cur != 0)) {
2878             if (*cur == 0)
2879                 break;
2880             arg[i++] = *cur++;
2881         }
2882         arg[i] = 0;
2883         if (i != 0)
2884             nbargs++;
2885 
2886         /*
2887          * start interpreting the command
2888          */
2889         if (!strcmp(command, "exit"))
2890             break;
2891         if (!strcmp(command, "quit"))
2892             break;
2893         if (!strcmp(command, "bye"))
2894             break;
2895 		if (!strcmp(command, "help")) {
2896 		  fprintf(ctxt->output, "\tbase         display XML base of the node\n");
2897 		  fprintf(ctxt->output, "\tsetbase URI  change the XML base of the node\n");
2898 		  fprintf(ctxt->output, "\tbye          leave shell\n");
2899 		  fprintf(ctxt->output, "\tcat [node]   display node or current node\n");
2900 		  fprintf(ctxt->output, "\tcd [path]    change directory to path or to root\n");
2901 		  fprintf(ctxt->output, "\tdir [path]   dumps informations about the node (namespace, attributes, content)\n");
2902 		  fprintf(ctxt->output, "\tdu [path]    show the structure of the subtree under path or the current node\n");
2903 		  fprintf(ctxt->output, "\texit         leave shell\n");
2904 		  fprintf(ctxt->output, "\thelp         display this help\n");
2905 		  fprintf(ctxt->output, "\tfree         display memory usage\n");
2906 		  fprintf(ctxt->output, "\tload [name]  load a new document with name\n");
2907 		  fprintf(ctxt->output, "\tls [path]    list contents of path or the current directory\n");
2908 		  fprintf(ctxt->output, "\tset xml_fragment replace the current node content with the fragment parsed in context\n");
2909 #ifdef LIBXML_XPATH_ENABLED
2910 		  fprintf(ctxt->output, "\txpath expr   evaluate the XPath expression in that context and print the result\n");
2911 		  fprintf(ctxt->output, "\tsetns nsreg  register a namespace to a prefix in the XPath evaluation context\n");
2912 		  fprintf(ctxt->output, "\t             format for nsreg is: prefix=[nsuri] (i.e. prefix= unsets a prefix)\n");
2913 		  fprintf(ctxt->output, "\tsetrootns    register all namespace found on the root element\n");
2914 		  fprintf(ctxt->output, "\t             the default namespace if any uses 'defaultns' prefix\n");
2915 #endif /* LIBXML_XPATH_ENABLED */
2916 		  fprintf(ctxt->output, "\tpwd          display current working directory\n");
2917 		  fprintf(ctxt->output, "\tquit         leave shell\n");
2918 #ifdef LIBXML_OUTPUT_ENABLED
2919 		  fprintf(ctxt->output, "\tsave [name]  save this document to name or the original name\n");
2920 		  fprintf(ctxt->output, "\twrite [name] write the current node to the filename\n");
2921 #endif /* LIBXML_OUTPUT_ENABLED */
2922 #ifdef LIBXML_VALID_ENABLED
2923 		  fprintf(ctxt->output, "\tvalidate     check the document for errors\n");
2924 #endif /* LIBXML_VALID_ENABLED */
2925 #ifdef LIBXML_SCHEMAS_ENABLED
2926 		  fprintf(ctxt->output, "\trelaxng rng  validate the document agaisnt the Relax-NG schemas\n");
2927 #endif
2928 		  fprintf(ctxt->output, "\tgrep string  search for a string in the subtree\n");
2929 #ifdef LIBXML_VALID_ENABLED
2930         } else if (!strcmp(command, "validate")) {
2931             xmlShellValidate(ctxt, arg, NULL, NULL);
2932 #endif /* LIBXML_VALID_ENABLED */
2933         } else if (!strcmp(command, "load")) {
2934             xmlShellLoad(ctxt, arg, NULL, NULL);
2935 #ifdef LIBXML_SCHEMAS_ENABLED
2936         } else if (!strcmp(command, "relaxng")) {
2937             xmlShellRNGValidate(ctxt, arg, NULL, NULL);
2938 #endif
2939 #ifdef LIBXML_OUTPUT_ENABLED
2940         } else if (!strcmp(command, "save")) {
2941             xmlShellSave(ctxt, arg, NULL, NULL);
2942         } else if (!strcmp(command, "write")) {
2943 	    if ((arg == NULL) || (arg[0] == 0))
2944 		xmlGenericError(xmlGenericErrorContext,
2945                         "Write command requires a filename argument\n");
2946 	    else
2947 		xmlShellWrite(ctxt, arg, NULL, NULL);
2948 #endif /* LIBXML_OUTPUT_ENABLED */
2949         } else if (!strcmp(command, "grep")) {
2950             xmlShellGrep(ctxt, arg, ctxt->node, NULL);
2951         } else if (!strcmp(command, "free")) {
2952             if (arg[0] == 0) {
2953                 xmlMemShow(ctxt->output, 0);
2954             } else {
2955                 int len = 0;
2956 
2957                 sscanf(arg, "%d", &len);
2958                 xmlMemShow(ctxt->output, len);
2959             }
2960         } else if (!strcmp(command, "pwd")) {
2961             char dir[500];
2962 
2963             if (!xmlShellPwd(ctxt, dir, ctxt->node, NULL))
2964                 fprintf(ctxt->output, "%s\n", dir);
2965         } else if (!strcmp(command, "du")) {
2966             xmlShellDu(ctxt, NULL, ctxt->node, NULL);
2967         } else if (!strcmp(command, "base")) {
2968             xmlShellBase(ctxt, NULL, ctxt->node, NULL);
2969         } else if (!strcmp(command, "set")) {
2970 	    xmlShellSetContent(ctxt, arg, ctxt->node, NULL);
2971 #ifdef LIBXML_XPATH_ENABLED
2972         } else if (!strcmp(command, "setns")) {
2973             if (arg[0] == 0) {
2974 		xmlGenericError(xmlGenericErrorContext,
2975 				"setns: prefix=[nsuri] required\n");
2976             } else {
2977                 xmlShellRegisterNamespace(ctxt, arg, NULL, NULL);
2978             }
2979         } else if (!strcmp(command, "setrootns")) {
2980 	    xmlNodePtr root;
2981 
2982 	    root = xmlDocGetRootElement(ctxt->doc);
2983 	    xmlShellRegisterRootNamespaces(ctxt, NULL, root, NULL);
2984         } else if (!strcmp(command, "xpath")) {
2985             if (arg[0] == 0) {
2986 		xmlGenericError(xmlGenericErrorContext,
2987 				"xpath: expression required\n");
2988 	    } else {
2989                 ctxt->pctxt->node = ctxt->node;
2990                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
2991 		xmlXPathDebugDumpObject(ctxt->output, list, 0);
2992 		xmlXPathFreeObject(list);
2993 	    }
2994 #endif /* LIBXML_XPATH_ENABLED */
2995 #ifdef LIBXML_TREE_ENABLED
2996         } else if (!strcmp(command, "setbase")) {
2997             xmlShellSetBase(ctxt, arg, ctxt->node, NULL);
2998 #endif
2999         } else if ((!strcmp(command, "ls")) || (!strcmp(command, "dir"))) {
3000             int dir = (!strcmp(command, "dir"));
3001 
3002             if (arg[0] == 0) {
3003                 if (dir)
3004                     xmlShellDir(ctxt, NULL, ctxt->node, NULL);
3005                 else
3006                     xmlShellList(ctxt, NULL, ctxt->node, NULL);
3007             } else {
3008                 ctxt->pctxt->node = ctxt->node;
3009 #ifdef LIBXML_XPATH_ENABLED
3010                 ctxt->pctxt->node = ctxt->node;
3011                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3012 #else
3013                 list = NULL;
3014 #endif /* LIBXML_XPATH_ENABLED */
3015                 if (list != NULL) {
3016                     switch (list->type) {
3017                         case XPATH_UNDEFINED:
3018                             xmlGenericError(xmlGenericErrorContext,
3019                                             "%s: no such node\n", arg);
3020                             break;
3021                         case XPATH_NODESET:{
3022                                 int indx;
3023 
3024 				if (list->nodesetval == NULL)
3025 				    break;
3026 
3027                                 for (indx = 0;
3028                                      indx < list->nodesetval->nodeNr;
3029                                      indx++) {
3030                                     if (dir)
3031                                         xmlShellDir(ctxt, NULL,
3032                                                     list->nodesetval->
3033                                                     nodeTab[indx], NULL);
3034                                     else
3035                                         xmlShellList(ctxt, NULL,
3036                                                      list->nodesetval->
3037                                                      nodeTab[indx], NULL);
3038                                 }
3039                                 break;
3040                             }
3041                         case XPATH_BOOLEAN:
3042                             xmlGenericError(xmlGenericErrorContext,
3043                                             "%s is a Boolean\n", arg);
3044                             break;
3045                         case XPATH_NUMBER:
3046                             xmlGenericError(xmlGenericErrorContext,
3047                                             "%s is a number\n", arg);
3048                             break;
3049                         case XPATH_STRING:
3050                             xmlGenericError(xmlGenericErrorContext,
3051                                             "%s is a string\n", arg);
3052                             break;
3053                         case XPATH_POINT:
3054                             xmlGenericError(xmlGenericErrorContext,
3055                                             "%s is a point\n", arg);
3056                             break;
3057                         case XPATH_RANGE:
3058                             xmlGenericError(xmlGenericErrorContext,
3059                                             "%s is a range\n", arg);
3060                             break;
3061                         case XPATH_LOCATIONSET:
3062                             xmlGenericError(xmlGenericErrorContext,
3063                                             "%s is a range\n", arg);
3064                             break;
3065                         case XPATH_USERS:
3066                             xmlGenericError(xmlGenericErrorContext,
3067                                             "%s is user-defined\n", arg);
3068                             break;
3069                         case XPATH_XSLT_TREE:
3070                             xmlGenericError(xmlGenericErrorContext,
3071                                             "%s is an XSLT value tree\n",
3072                                             arg);
3073                             break;
3074                     }
3075 #ifdef LIBXML_XPATH_ENABLED
3076                     xmlXPathFreeObject(list);
3077 #endif
3078                 } else {
3079                     xmlGenericError(xmlGenericErrorContext,
3080                                     "%s: no such node\n", arg);
3081                 }
3082                 ctxt->pctxt->node = NULL;
3083             }
3084         } else if (!strcmp(command, "cd")) {
3085             if (arg[0] == 0) {
3086                 ctxt->node = (xmlNodePtr) ctxt->doc;
3087             } else {
3088 #ifdef LIBXML_XPATH_ENABLED
3089                 ctxt->pctxt->node = ctxt->node;
3090                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3091 #else
3092                 list = NULL;
3093 #endif /* LIBXML_XPATH_ENABLED */
3094                 if (list != NULL) {
3095                     switch (list->type) {
3096                         case XPATH_UNDEFINED:
3097                             xmlGenericError(xmlGenericErrorContext,
3098                                             "%s: no such node\n", arg);
3099                             break;
3100                         case XPATH_NODESET:
3101                             if (list->nodesetval != NULL) {
3102 				if (list->nodesetval->nodeNr == 1) {
3103 				    ctxt->node = list->nodesetval->nodeTab[0];
3104 				    if ((ctxt->node != NULL) &&
3105 				        (ctxt->node->type ==
3106 					 XML_NAMESPACE_DECL)) {
3107 					xmlGenericError(xmlGenericErrorContext,
3108 						    "cannot cd to namespace\n");
3109 					ctxt->node = NULL;
3110 				    }
3111 				} else
3112 				    xmlGenericError(xmlGenericErrorContext,
3113 						    "%s is a %d Node Set\n",
3114 						    arg,
3115 						    list->nodesetval->nodeNr);
3116                             } else
3117                                 xmlGenericError(xmlGenericErrorContext,
3118                                                 "%s is an empty Node Set\n",
3119                                                 arg);
3120                             break;
3121                         case XPATH_BOOLEAN:
3122                             xmlGenericError(xmlGenericErrorContext,
3123                                             "%s is a Boolean\n", arg);
3124                             break;
3125                         case XPATH_NUMBER:
3126                             xmlGenericError(xmlGenericErrorContext,
3127                                             "%s is a number\n", arg);
3128                             break;
3129                         case XPATH_STRING:
3130                             xmlGenericError(xmlGenericErrorContext,
3131                                             "%s is a string\n", arg);
3132                             break;
3133                         case XPATH_POINT:
3134                             xmlGenericError(xmlGenericErrorContext,
3135                                             "%s is a point\n", arg);
3136                             break;
3137                         case XPATH_RANGE:
3138                             xmlGenericError(xmlGenericErrorContext,
3139                                             "%s is a range\n", arg);
3140                             break;
3141                         case XPATH_LOCATIONSET:
3142                             xmlGenericError(xmlGenericErrorContext,
3143                                             "%s is a range\n", arg);
3144                             break;
3145                         case XPATH_USERS:
3146                             xmlGenericError(xmlGenericErrorContext,
3147                                             "%s is user-defined\n", arg);
3148                             break;
3149                         case XPATH_XSLT_TREE:
3150                             xmlGenericError(xmlGenericErrorContext,
3151                                             "%s is an XSLT value tree\n",
3152                                             arg);
3153                             break;
3154                     }
3155 #ifdef LIBXML_XPATH_ENABLED
3156                     xmlXPathFreeObject(list);
3157 #endif
3158                 } else {
3159                     xmlGenericError(xmlGenericErrorContext,
3160                                     "%s: no such node\n", arg);
3161                 }
3162                 ctxt->pctxt->node = NULL;
3163             }
3164 #ifdef LIBXML_OUTPUT_ENABLED
3165         } else if (!strcmp(command, "cat")) {
3166             if (arg[0] == 0) {
3167                 xmlShellCat(ctxt, NULL, ctxt->node, NULL);
3168             } else {
3169                 ctxt->pctxt->node = ctxt->node;
3170 #ifdef LIBXML_XPATH_ENABLED
3171                 ctxt->pctxt->node = ctxt->node;
3172                 list = xmlXPathEval((xmlChar *) arg, ctxt->pctxt);
3173 #else
3174                 list = NULL;
3175 #endif /* LIBXML_XPATH_ENABLED */
3176                 if (list != NULL) {
3177                     switch (list->type) {
3178                         case XPATH_UNDEFINED:
3179                             xmlGenericError(xmlGenericErrorContext,
3180                                             "%s: no such node\n", arg);
3181                             break;
3182                         case XPATH_NODESET:{
3183                                 int indx;
3184 
3185 				if (list->nodesetval == NULL)
3186 				    break;
3187 
3188                                 for (indx = 0;
3189                                      indx < list->nodesetval->nodeNr;
3190                                      indx++) {
3191                                     if (i > 0)
3192                                         fprintf(ctxt->output, " -------\n");
3193                                     xmlShellCat(ctxt, NULL,
3194                                                 list->nodesetval->
3195                                                 nodeTab[indx], NULL);
3196                                 }
3197                                 break;
3198                             }
3199                         case XPATH_BOOLEAN:
3200                             xmlGenericError(xmlGenericErrorContext,
3201                                             "%s is a Boolean\n", arg);
3202                             break;
3203                         case XPATH_NUMBER:
3204                             xmlGenericError(xmlGenericErrorContext,
3205                                             "%s is a number\n", arg);
3206                             break;
3207                         case XPATH_STRING:
3208                             xmlGenericError(xmlGenericErrorContext,
3209                                             "%s is a string\n", arg);
3210                             break;
3211                         case XPATH_POINT:
3212                             xmlGenericError(xmlGenericErrorContext,
3213                                             "%s is a point\n", arg);
3214                             break;
3215                         case XPATH_RANGE:
3216                             xmlGenericError(xmlGenericErrorContext,
3217                                             "%s is a range\n", arg);
3218                             break;
3219                         case XPATH_LOCATIONSET:
3220                             xmlGenericError(xmlGenericErrorContext,
3221                                             "%s is a range\n", arg);
3222                             break;
3223                         case XPATH_USERS:
3224                             xmlGenericError(xmlGenericErrorContext,
3225                                             "%s is user-defined\n", arg);
3226                             break;
3227                         case XPATH_XSLT_TREE:
3228                             xmlGenericError(xmlGenericErrorContext,
3229                                             "%s is an XSLT value tree\n",
3230                                             arg);
3231                             break;
3232                     }
3233 #ifdef LIBXML_XPATH_ENABLED
3234                     xmlXPathFreeObject(list);
3235 #endif
3236                 } else {
3237                     xmlGenericError(xmlGenericErrorContext,
3238                                     "%s: no such node\n", arg);
3239                 }
3240                 ctxt->pctxt->node = NULL;
3241             }
3242 #endif /* LIBXML_OUTPUT_ENABLED */
3243         } else {
3244             xmlGenericError(xmlGenericErrorContext,
3245                             "Unknown command %s\n", command);
3246         }
3247         free(cmdline);          /* not xmlFree here ! */
3248 	cmdline = NULL;
3249     }
3250 #ifdef LIBXML_XPATH_ENABLED
3251     xmlXPathFreeContext(ctxt->pctxt);
3252 #endif /* LIBXML_XPATH_ENABLED */
3253     if (ctxt->loaded) {
3254         xmlFreeDoc(ctxt->doc);
3255     }
3256     if (ctxt->filename != NULL)
3257         xmlFree(ctxt->filename);
3258     xmlFree(ctxt);
3259     if (cmdline != NULL)
3260         free(cmdline);          /* not xmlFree here ! */
3261 }
3262 
3263 #endif /* LIBXML_XPATH_ENABLED */
3264 #define bottom_debugXML
3265 #include "elfgcchack.h"
3266 #endif /* LIBXML_DEBUG_ENABLED */
3267