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