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      1 /*
      2  * testrecurse.c: C program to run libxml2 regression tests checking entities
      3  *            recursions
      4  *
      5  * To compile on Unixes:
      6  * cc -o testrecurse `xml2-config --cflags` testrecurse.c `xml2-config --libs` -lpthread
      7  *
      8  * See Copyright for the status of this software.
      9  *
     10  * daniel (at) veillard.com
     11  */
     12 
     13 #include "libxml.h"
     14 #include <stdio.h>
     15 
     16 #if !defined(_WIN32) || defined(__CYGWIN__)
     17 #include <unistd.h>
     18 #endif
     19 #include <string.h>
     20 #include <sys/types.h>
     21 #include <sys/stat.h>
     22 #include <fcntl.h>
     23 
     24 #include <libxml/parser.h>
     25 #include <libxml/tree.h>
     26 #include <libxml/uri.h>
     27 #ifdef LIBXML_READER_ENABLED
     28 #include <libxml/xmlreader.h>
     29 #endif
     30 
     31 /*
     32  * O_BINARY is just for Windows compatibility - if it isn't defined
     33  * on this system, avoid any compilation error
     34  */
     35 #ifdef	O_BINARY
     36 #define RD_FLAGS	O_RDONLY | O_BINARY
     37 #else
     38 #define	RD_FLAGS	O_RDONLY
     39 #endif
     40 
     41 typedef int (*functest) (const char *filename, const char *result,
     42                          const char *error, int options);
     43 
     44 typedef struct testDesc testDesc;
     45 typedef testDesc *testDescPtr;
     46 struct testDesc {
     47     const char *desc; /* descripton of the test */
     48     functest    func; /* function implementing the test */
     49     const char *in;   /* glob to path for input files */
     50     const char *out;  /* output directory */
     51     const char *suffix;/* suffix for output files */
     52     const char *err;  /* suffix for error output files */
     53     int     options;  /* parser options for the test */
     54 };
     55 
     56 static int checkTestFile(const char *filename);
     57 
     58 
     59 #if defined(_WIN32) && !defined(__CYGWIN__)
     60 
     61 #include <windows.h>
     62 #include <io.h>
     63 
     64 typedef struct
     65 {
     66       size_t gl_pathc;    /* Count of paths matched so far  */
     67       char **gl_pathv;    /* List of matched pathnames.  */
     68       size_t gl_offs;     /* Slots to reserve in 'gl_pathv'.  */
     69 } glob_t;
     70 
     71 #define GLOB_DOOFFS 0
     72 static int glob(const char *pattern, int flags,
     73                 int errfunc(const char *epath, int eerrno),
     74                 glob_t *pglob) {
     75     glob_t *ret;
     76     WIN32_FIND_DATA FindFileData;
     77     HANDLE hFind;
     78     unsigned int nb_paths = 0;
     79     char directory[500];
     80     int len;
     81 
     82     if ((pattern == NULL) || (pglob == NULL)) return(-1);
     83 
     84     strncpy(directory, pattern, 499);
     85     for (len = strlen(directory);len >= 0;len--) {
     86         if (directory[len] == '/') {
     87 	    len++;
     88 	    directory[len] = 0;
     89 	    break;
     90 	}
     91     }
     92     if (len <= 0)
     93         len = 0;
     94 
     95 
     96     ret = pglob;
     97     memset(ret, 0, sizeof(glob_t));
     98 
     99     hFind = FindFirstFileA(pattern, &FindFileData);
    100     if (hFind == INVALID_HANDLE_VALUE)
    101         return(0);
    102     nb_paths = 20;
    103     ret->gl_pathv = (char **) malloc(nb_paths * sizeof(char *));
    104     if (ret->gl_pathv == NULL) {
    105 	FindClose(hFind);
    106         return(-1);
    107     }
    108     strncpy(directory + len, FindFileData.cFileName, 499 - len);
    109     ret->gl_pathv[ret->gl_pathc] = strdup(directory);
    110     if (ret->gl_pathv[ret->gl_pathc] == NULL)
    111         goto done;
    112     ret->gl_pathc++;
    113     while(FindNextFileA(hFind, &FindFileData)) {
    114         if (FindFileData.cFileName[0] == '.')
    115 	    continue;
    116         if (ret->gl_pathc + 2 > nb_paths) {
    117             char **tmp = realloc(ret->gl_pathv, nb_paths * 2 * sizeof(char *));
    118             if (tmp == NULL)
    119                 break;
    120             ret->gl_pathv = tmp;
    121             nb_paths *= 2;
    122 	}
    123 	strncpy(directory + len, FindFileData.cFileName, 499 - len);
    124 	ret->gl_pathv[ret->gl_pathc] = strdup(directory);
    125         if (ret->gl_pathv[ret->gl_pathc] == NULL)
    126             break;
    127         ret->gl_pathc++;
    128     }
    129     ret->gl_pathv[ret->gl_pathc] = NULL;
    130 
    131 done:
    132     FindClose(hFind);
    133     return(0);
    134 }
    135 
    136 
    137 
    138 static void globfree(glob_t *pglob) {
    139     unsigned int i;
    140     if (pglob == NULL)
    141         return;
    142 
    143     for (i = 0;i < pglob->gl_pathc;i++) {
    144          if (pglob->gl_pathv[i] != NULL)
    145              free(pglob->gl_pathv[i]);
    146     }
    147 }
    148 
    149 #else
    150 #include <glob.h>
    151 #endif
    152 
    153 /************************************************************************
    154  *									*
    155  *		Huge document generator					*
    156  *									*
    157  ************************************************************************/
    158 
    159 #include <libxml/xmlIO.h>
    160 
    161 
    162 static const char *start = "<!DOCTYPE foo [\
    163 <!ENTITY f 'some internal data'> \
    164 <!ENTITY e '&f;&f;'> \
    165 <!ENTITY d '&e;&e;'> \
    166 ]> \
    167 <foo>";
    168 
    169 static const char *segment = "  <bar>&e; &f; &d;</bar>\n";
    170 static const char *finish = "</foo>";
    171 
    172 static int curseg = 0;
    173 static const char *current;
    174 static int rlen;
    175 
    176 /**
    177  * hugeMatch:
    178  * @URI: an URI to test
    179  *
    180  * Check for an huge: query
    181  *
    182  * Returns 1 if yes and 0 if another Input module should be used
    183  */
    184 static int
    185 hugeMatch(const char * URI) {
    186     if ((URI != NULL) && (!strncmp(URI, "huge:", 4)))
    187         return(1);
    188     return(0);
    189 }
    190 
    191 /**
    192  * hugeOpen:
    193  * @URI: an URI to test
    194  *
    195  * Return a pointer to the huge: query handler, in this example simply
    196  * the current pointer...
    197  *
    198  * Returns an Input context or NULL in case or error
    199  */
    200 static void *
    201 hugeOpen(const char * URI) {
    202     if ((URI == NULL) || (strncmp(URI, "huge:", 4)))
    203         return(NULL);
    204     rlen = strlen(start);
    205     current = start;
    206     return((void *) current);
    207 }
    208 
    209 /**
    210  * hugeClose:
    211  * @context: the read context
    212  *
    213  * Close the huge: query handler
    214  *
    215  * Returns 0 or -1 in case of error
    216  */
    217 static int
    218 hugeClose(void * context) {
    219     if (context == NULL) return(-1);
    220     return(0);
    221 }
    222 
    223 #define MAX_NODES 1000000
    224 
    225 /**
    226  * hugeRead:
    227  * @context: the read context
    228  * @buffer: where to store data
    229  * @len: number of bytes to read
    230  *
    231  * Implement an huge: query read.
    232  *
    233  * Returns the number of bytes read or -1 in case of error
    234  */
    235 static int
    236 hugeRead(void *context, char *buffer, int len)
    237 {
    238     if ((context == NULL) || (buffer == NULL) || (len < 0))
    239         return (-1);
    240 
    241     if (len >= rlen) {
    242         if (curseg >= MAX_NODES + 1) {
    243             rlen = 0;
    244             return(0);
    245         }
    246         len = rlen;
    247         rlen = 0;
    248 	memcpy(buffer, current, len);
    249         curseg ++;
    250         if (curseg == MAX_NODES) {
    251 	    fprintf(stderr, "\n");
    252             rlen = strlen(finish);
    253             current = finish;
    254 	} else {
    255 	    if (curseg % (MAX_NODES / 10) == 0)
    256 	        fprintf(stderr, ".");
    257             rlen = strlen(segment);
    258             current = segment;
    259 	}
    260     } else {
    261 	memcpy(buffer, current, len);
    262 	rlen -= len;
    263         current += len;
    264     }
    265     return (len);
    266 }
    267 
    268 /************************************************************************
    269  *									*
    270  *		Libxml2 specific routines				*
    271  *									*
    272  ************************************************************************/
    273 
    274 static int nb_tests = 0;
    275 static int nb_errors = 0;
    276 static int nb_leaks = 0;
    277 static int extraMemoryFromResolver = 0;
    278 
    279 static int
    280 fatalError(void) {
    281     fprintf(stderr, "Exitting tests on fatal error\n");
    282     exit(1);
    283 }
    284 
    285 /*
    286  * We need to trap calls to the resolver to not account memory for the catalog
    287  * which is shared to the current running test. We also don't want to have
    288  * network downloads modifying tests.
    289  */
    290 static xmlParserInputPtr
    291 testExternalEntityLoader(const char *URL, const char *ID,
    292 			 xmlParserCtxtPtr ctxt) {
    293     xmlParserInputPtr ret;
    294 
    295     if (checkTestFile(URL)) {
    296 	ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
    297     } else {
    298 	int memused = xmlMemUsed();
    299 	ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
    300 	extraMemoryFromResolver += xmlMemUsed() - memused;
    301     }
    302 
    303     return(ret);
    304 }
    305 
    306 /*
    307  * Trapping the error messages at the generic level to grab the equivalent of
    308  * stderr messages on CLI tools.
    309  */
    310 static char testErrors[32769];
    311 static int testErrorsSize = 0;
    312 
    313 static void XMLCDECL
    314 channel(void *ctx  ATTRIBUTE_UNUSED, const char *msg, ...) {
    315     va_list args;
    316     int res;
    317 
    318     if (testErrorsSize >= 32768)
    319         return;
    320     va_start(args, msg);
    321     res = vsnprintf(&testErrors[testErrorsSize],
    322                     32768 - testErrorsSize,
    323 		    msg, args);
    324     va_end(args);
    325     if (testErrorsSize + res >= 32768) {
    326         /* buffer is full */
    327 	testErrorsSize = 32768;
    328 	testErrors[testErrorsSize] = 0;
    329     } else {
    330         testErrorsSize += res;
    331     }
    332     testErrors[testErrorsSize] = 0;
    333 }
    334 
    335 /**
    336  * xmlParserPrintFileContext:
    337  * @input:  an xmlParserInputPtr input
    338  *
    339  * Displays current context within the input content for error tracking
    340  */
    341 
    342 static void
    343 xmlParserPrintFileContextInternal(xmlParserInputPtr input ,
    344 		xmlGenericErrorFunc chanl, void *data ) {
    345     const xmlChar *cur, *base;
    346     unsigned int n, col;	/* GCC warns if signed, because compared with sizeof() */
    347     xmlChar  content[81]; /* space for 80 chars + line terminator */
    348     xmlChar *ctnt;
    349 
    350     if (input == NULL) return;
    351     cur = input->cur;
    352     base = input->base;
    353     /* skip backwards over any end-of-lines */
    354     while ((cur > base) && ((*(cur) == '\n') || (*(cur) == '\r'))) {
    355 	cur--;
    356     }
    357     n = 0;
    358     /* search backwards for beginning-of-line (to max buff size) */
    359     while ((n++ < (sizeof(content)-1)) && (cur > base) &&
    360    (*(cur) != '\n') && (*(cur) != '\r'))
    361         cur--;
    362     if ((*(cur) == '\n') || (*(cur) == '\r')) cur++;
    363     /* calculate the error position in terms of the current position */
    364     col = input->cur - cur;
    365     /* search forward for end-of-line (to max buff size) */
    366     n = 0;
    367     ctnt = content;
    368     /* copy selected text to our buffer */
    369     while ((*cur != 0) && (*(cur) != '\n') &&
    370    (*(cur) != '\r') && (n < sizeof(content)-1)) {
    371 		*ctnt++ = *cur++;
    372 	n++;
    373     }
    374     *ctnt = 0;
    375     /* print out the selected text */
    376     chanl(data ,"%s\n", content);
    377     /* create blank line with problem pointer */
    378     n = 0;
    379     ctnt = content;
    380     /* (leave buffer space for pointer + line terminator) */
    381     while ((n<col) && (n++ < sizeof(content)-2) && (*ctnt != 0)) {
    382 	if (*(ctnt) != '\t')
    383 	    *(ctnt) = ' ';
    384 	ctnt++;
    385     }
    386     *ctnt++ = '^';
    387     *ctnt = 0;
    388     chanl(data ,"%s\n", content);
    389 }
    390 
    391 static void
    392 testStructuredErrorHandler(void *ctx  ATTRIBUTE_UNUSED, xmlErrorPtr err) {
    393     char *file = NULL;
    394     int line = 0;
    395     int code = -1;
    396     int domain;
    397     void *data = NULL;
    398     const char *str;
    399     const xmlChar *name = NULL;
    400     xmlNodePtr node;
    401     xmlErrorLevel level;
    402     xmlParserInputPtr input = NULL;
    403     xmlParserInputPtr cur = NULL;
    404     xmlParserCtxtPtr ctxt = NULL;
    405 
    406     if (err == NULL)
    407         return;
    408 
    409     file = err->file;
    410     line = err->line;
    411     code = err->code;
    412     domain = err->domain;
    413     level = err->level;
    414     node = err->node;
    415     if ((domain == XML_FROM_PARSER) || (domain == XML_FROM_HTML) ||
    416         (domain == XML_FROM_DTD) || (domain == XML_FROM_NAMESPACE) ||
    417 	(domain == XML_FROM_IO) || (domain == XML_FROM_VALID)) {
    418 	ctxt = err->ctxt;
    419     }
    420     str = err->message;
    421 
    422     if (code == XML_ERR_OK)
    423         return;
    424 
    425     if ((node != NULL) && (node->type == XML_ELEMENT_NODE))
    426         name = node->name;
    427 
    428     /*
    429      * Maintain the compatibility with the legacy error handling
    430      */
    431     if (ctxt != NULL) {
    432         input = ctxt->input;
    433         if ((input != NULL) && (input->filename == NULL) &&
    434             (ctxt->inputNr > 1)) {
    435             cur = input;
    436             input = ctxt->inputTab[ctxt->inputNr - 2];
    437         }
    438         if (input != NULL) {
    439             if (input->filename)
    440                 channel(data, "%s:%d: ", input->filename, input->line);
    441             else if ((line != 0) && (domain == XML_FROM_PARSER))
    442                 channel(data, "Entity: line %d: ", input->line);
    443         }
    444     } else {
    445         if (file != NULL)
    446             channel(data, "%s:%d: ", file, line);
    447         else if ((line != 0) && (domain == XML_FROM_PARSER))
    448             channel(data, "Entity: line %d: ", line);
    449     }
    450     if (name != NULL) {
    451         channel(data, "element %s: ", name);
    452     }
    453     if (code == XML_ERR_OK)
    454         return;
    455     switch (domain) {
    456         case XML_FROM_PARSER:
    457             channel(data, "parser ");
    458             break;
    459         case XML_FROM_NAMESPACE:
    460             channel(data, "namespace ");
    461             break;
    462         case XML_FROM_DTD:
    463         case XML_FROM_VALID:
    464             channel(data, "validity ");
    465             break;
    466         case XML_FROM_HTML:
    467             channel(data, "HTML parser ");
    468             break;
    469         case XML_FROM_MEMORY:
    470             channel(data, "memory ");
    471             break;
    472         case XML_FROM_OUTPUT:
    473             channel(data, "output ");
    474             break;
    475         case XML_FROM_IO:
    476             channel(data, "I/O ");
    477             break;
    478         case XML_FROM_XINCLUDE:
    479             channel(data, "XInclude ");
    480             break;
    481         case XML_FROM_XPATH:
    482             channel(data, "XPath ");
    483             break;
    484         case XML_FROM_XPOINTER:
    485             channel(data, "parser ");
    486             break;
    487         case XML_FROM_REGEXP:
    488             channel(data, "regexp ");
    489             break;
    490         case XML_FROM_MODULE:
    491             channel(data, "module ");
    492             break;
    493         case XML_FROM_SCHEMASV:
    494             channel(data, "Schemas validity ");
    495             break;
    496         case XML_FROM_SCHEMASP:
    497             channel(data, "Schemas parser ");
    498             break;
    499         case XML_FROM_RELAXNGP:
    500             channel(data, "Relax-NG parser ");
    501             break;
    502         case XML_FROM_RELAXNGV:
    503             channel(data, "Relax-NG validity ");
    504             break;
    505         case XML_FROM_CATALOG:
    506             channel(data, "Catalog ");
    507             break;
    508         case XML_FROM_C14N:
    509             channel(data, "C14N ");
    510             break;
    511         case XML_FROM_XSLT:
    512             channel(data, "XSLT ");
    513             break;
    514         default:
    515             break;
    516     }
    517     if (code == XML_ERR_OK)
    518         return;
    519     switch (level) {
    520         case XML_ERR_NONE:
    521             channel(data, ": ");
    522             break;
    523         case XML_ERR_WARNING:
    524             channel(data, "warning : ");
    525             break;
    526         case XML_ERR_ERROR:
    527             channel(data, "error : ");
    528             break;
    529         case XML_ERR_FATAL:
    530             channel(data, "error : ");
    531             break;
    532     }
    533     if (code == XML_ERR_OK)
    534         return;
    535     if (str != NULL) {
    536         int len;
    537 	len = xmlStrlen((const xmlChar *)str);
    538 	if ((len > 0) && (str[len - 1] != '\n'))
    539 	    channel(data, "%s\n", str);
    540 	else
    541 	    channel(data, "%s", str);
    542     } else {
    543         channel(data, "%s\n", "out of memory error");
    544     }
    545     if (code == XML_ERR_OK)
    546         return;
    547 
    548     if (ctxt != NULL) {
    549         xmlParserPrintFileContextInternal(input, channel, data);
    550         if (cur != NULL) {
    551             if (cur->filename)
    552                 channel(data, "%s:%d: \n", cur->filename, cur->line);
    553             else if ((line != 0) && (domain == XML_FROM_PARSER))
    554                 channel(data, "Entity: line %d: \n", cur->line);
    555             xmlParserPrintFileContextInternal(cur, channel, data);
    556         }
    557     }
    558     if ((domain == XML_FROM_XPATH) && (err->str1 != NULL) &&
    559         (err->int1 < 100) &&
    560 	(err->int1 < xmlStrlen((const xmlChar *)err->str1))) {
    561 	xmlChar buf[150];
    562 	int i;
    563 
    564 	channel(data, "%s\n", err->str1);
    565 	for (i=0;i < err->int1;i++)
    566 	     buf[i] = ' ';
    567 	buf[i++] = '^';
    568 	buf[i] = 0;
    569 	channel(data, "%s\n", buf);
    570     }
    571 }
    572 
    573 static void
    574 initializeLibxml2(void) {
    575     xmlGetWarningsDefaultValue = 0;
    576     xmlPedanticParserDefault(0);
    577 
    578     xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
    579     xmlInitParser();
    580     xmlSetExternalEntityLoader(testExternalEntityLoader);
    581     xmlSetStructuredErrorFunc(NULL, testStructuredErrorHandler);
    582     /*
    583      * register the new I/O handlers
    584      */
    585     if (xmlRegisterInputCallbacks(hugeMatch, hugeOpen,
    586                                   hugeRead, hugeClose) < 0) {
    587         fprintf(stderr, "failed to register Huge handler\n");
    588 	exit(1);
    589     }
    590 }
    591 
    592 /************************************************************************
    593  *									*
    594  *		File name and path utilities				*
    595  *									*
    596  ************************************************************************/
    597 
    598 static const char *baseFilename(const char *filename) {
    599     const char *cur;
    600     if (filename == NULL)
    601         return(NULL);
    602     cur = &filename[strlen(filename)];
    603     while ((cur > filename) && (*cur != '/'))
    604         cur--;
    605     if (*cur == '/')
    606         return(cur + 1);
    607     return(cur);
    608 }
    609 
    610 static char *resultFilename(const char *filename, const char *out,
    611                             const char *suffix) {
    612     const char *base;
    613     char res[500];
    614     char suffixbuff[500];
    615 
    616 /*************
    617     if ((filename[0] == 't') && (filename[1] == 'e') &&
    618         (filename[2] == 's') && (filename[3] == 't') &&
    619 	(filename[4] == '/'))
    620 	filename = &filename[5];
    621  *************/
    622 
    623     base = baseFilename(filename);
    624     if (suffix == NULL)
    625         suffix = ".tmp";
    626     if (out == NULL)
    627         out = "";
    628 
    629     strncpy(suffixbuff,suffix,499);
    630 #ifdef VMS
    631     if(strstr(base,".") && suffixbuff[0]=='.')
    632       suffixbuff[0]='_';
    633 #endif
    634 
    635     snprintf(res, 499, "%s%s%s", out, base, suffixbuff);
    636     res[499] = 0;
    637     return(strdup(res));
    638 }
    639 
    640 static int checkTestFile(const char *filename) {
    641     struct stat buf;
    642 
    643     if (stat(filename, &buf) == -1)
    644         return(0);
    645 
    646 #if defined(_WIN32) && !defined(__CYGWIN__)
    647     if (!(buf.st_mode & _S_IFREG))
    648         return(0);
    649 #else
    650     if (!S_ISREG(buf.st_mode))
    651         return(0);
    652 #endif
    653 
    654     return(1);
    655 }
    656 
    657 
    658 
    659 /************************************************************************
    660  *									*
    661  *		Test to detect or not recursive entities		*
    662  *									*
    663  ************************************************************************/
    664 /**
    665  * recursiveDetectTest:
    666  * @filename: the file to parse
    667  * @result: the file with expected result
    668  * @err: the file with error messages: unused
    669  *
    670  * Parse a file loading DTD and replacing entities check it fails for
    671  * lol cases
    672  *
    673  * Returns 0 in case of success, an error code otherwise
    674  */
    675 static int
    676 recursiveDetectTest(const char *filename,
    677              const char *result ATTRIBUTE_UNUSED,
    678              const char *err ATTRIBUTE_UNUSED,
    679 	     int options ATTRIBUTE_UNUSED) {
    680     xmlDocPtr doc;
    681     xmlParserCtxtPtr ctxt;
    682     int res = 0;
    683 
    684     nb_tests++;
    685 
    686     ctxt = xmlNewParserCtxt();
    687     /*
    688      * base of the test, parse with the old API
    689      */
    690     doc = xmlCtxtReadFile(ctxt, filename, NULL,
    691                           XML_PARSE_NOENT | XML_PARSE_DTDLOAD);
    692     if ((doc != NULL) || (ctxt->lastError.code != XML_ERR_ENTITY_LOOP)) {
    693         fprintf(stderr, "Failed to detect recursion in %s\n", filename);
    694 	xmlFreeParserCtxt(ctxt);
    695 	xmlFreeDoc(doc);
    696         return(1);
    697     }
    698     xmlFreeParserCtxt(ctxt);
    699 
    700     return(res);
    701 }
    702 
    703 /**
    704  * notRecursiveDetectTest:
    705  * @filename: the file to parse
    706  * @result: the file with expected result
    707  * @err: the file with error messages: unused
    708  *
    709  * Parse a file loading DTD and replacing entities check it works for
    710  * good cases
    711  *
    712  * Returns 0 in case of success, an error code otherwise
    713  */
    714 static int
    715 notRecursiveDetectTest(const char *filename,
    716              const char *result ATTRIBUTE_UNUSED,
    717              const char *err ATTRIBUTE_UNUSED,
    718 	     int options ATTRIBUTE_UNUSED) {
    719     xmlDocPtr doc;
    720     xmlParserCtxtPtr ctxt;
    721     int res = 0;
    722 
    723     nb_tests++;
    724 
    725     ctxt = xmlNewParserCtxt();
    726     /*
    727      * base of the test, parse with the old API
    728      */
    729     doc = xmlCtxtReadFile(ctxt, filename, NULL,
    730                           XML_PARSE_NOENT | XML_PARSE_DTDLOAD);
    731     if (doc == NULL) {
    732         fprintf(stderr, "Failed to parse correct file %s\n", filename);
    733 	xmlFreeParserCtxt(ctxt);
    734         return(1);
    735     }
    736     xmlFreeDoc(doc);
    737     xmlFreeParserCtxt(ctxt);
    738 
    739     return(res);
    740 }
    741 
    742 #ifdef LIBXML_READER_ENABLED
    743 /**
    744  * notRecursiveHugeTest:
    745  * @filename: the file to parse
    746  * @result: the file with expected result
    747  * @err: the file with error messages: unused
    748  *
    749  * Parse a memory generated file
    750  * good cases
    751  *
    752  * Returns 0 in case of success, an error code otherwise
    753  */
    754 static int
    755 notRecursiveHugeTest(const char *filename ATTRIBUTE_UNUSED,
    756              const char *result ATTRIBUTE_UNUSED,
    757              const char *err ATTRIBUTE_UNUSED,
    758 	     int options ATTRIBUTE_UNUSED) {
    759     xmlTextReaderPtr reader;
    760     int res = 0;
    761     int ret;
    762 
    763     nb_tests++;
    764 
    765     reader = xmlReaderForFile("huge:test" , NULL,
    766                               XML_PARSE_NOENT | XML_PARSE_DTDLOAD);
    767     if (reader == NULL) {
    768         fprintf(stderr, "Failed to open huge:test\n");
    769 	return(1);
    770     }
    771     ret = xmlTextReaderRead(reader);
    772     while (ret == 1) {
    773         ret = xmlTextReaderRead(reader);
    774     }
    775     if (ret != 0) {
    776         fprintf(stderr, "Failed to parser huge:test with entities\n");
    777 	res = 1;
    778     }
    779     xmlFreeTextReader(reader);
    780 
    781     return(res);
    782 }
    783 #endif
    784 
    785 /************************************************************************
    786  *									*
    787  *			Tests Descriptions				*
    788  *									*
    789  ************************************************************************/
    790 
    791 static
    792 testDesc testDescriptions[] = {
    793     { "Parsing recursive test cases" ,
    794       recursiveDetectTest, "./test/recurse/lol*.xml", NULL, NULL, NULL,
    795       0 },
    796     { "Parsing non-recursive test cases" ,
    797       notRecursiveDetectTest, "./test/recurse/good*.xml", NULL, NULL, NULL,
    798       0 },
    799 #ifdef LIBXML_READER_ENABLED
    800     { "Parsing non-recursive huge case" ,
    801       notRecursiveHugeTest, NULL, NULL, NULL, NULL,
    802       0 },
    803 #endif
    804     {NULL, NULL, NULL, NULL, NULL, NULL, 0}
    805 };
    806 
    807 /************************************************************************
    808  *									*
    809  *		The main code driving the tests				*
    810  *									*
    811  ************************************************************************/
    812 
    813 static int
    814 launchTests(testDescPtr tst) {
    815     int res = 0, err = 0;
    816     size_t i;
    817     char *result;
    818     char *error;
    819     int mem;
    820 
    821     if (tst == NULL) return(-1);
    822     if (tst->in != NULL) {
    823 	glob_t globbuf;
    824 
    825 	globbuf.gl_offs = 0;
    826 	glob(tst->in, GLOB_DOOFFS, NULL, &globbuf);
    827 	for (i = 0;i < globbuf.gl_pathc;i++) {
    828 	    if (!checkTestFile(globbuf.gl_pathv[i]))
    829 	        continue;
    830 	    if (tst->suffix != NULL) {
    831 		result = resultFilename(globbuf.gl_pathv[i], tst->out,
    832 					tst->suffix);
    833 		if (result == NULL) {
    834 		    fprintf(stderr, "Out of memory !\n");
    835 		    fatalError();
    836 		}
    837 	    } else {
    838 	        result = NULL;
    839 	    }
    840 	    if (tst->err != NULL) {
    841 		error = resultFilename(globbuf.gl_pathv[i], tst->out,
    842 		                        tst->err);
    843 		if (error == NULL) {
    844 		    fprintf(stderr, "Out of memory !\n");
    845 		    fatalError();
    846 		}
    847 	    } else {
    848 	        error = NULL;
    849 	    }
    850 	    if ((result) &&(!checkTestFile(result))) {
    851 	        fprintf(stderr, "Missing result file %s\n", result);
    852 	    } else if ((error) &&(!checkTestFile(error))) {
    853 	        fprintf(stderr, "Missing error file %s\n", error);
    854 	    } else {
    855 		mem = xmlMemUsed();
    856 		extraMemoryFromResolver = 0;
    857 		testErrorsSize = 0;
    858 		testErrors[0] = 0;
    859 		res = tst->func(globbuf.gl_pathv[i], result, error,
    860 		                tst->options | XML_PARSE_COMPACT);
    861 		xmlResetLastError();
    862 		if (res != 0) {
    863 		    fprintf(stderr, "File %s generated an error\n",
    864 		            globbuf.gl_pathv[i]);
    865 		    nb_errors++;
    866 		    err++;
    867 		}
    868 		else if (xmlMemUsed() != mem) {
    869 		    if ((xmlMemUsed() != mem) &&
    870 		        (extraMemoryFromResolver == 0)) {
    871 			fprintf(stderr, "File %s leaked %d bytes\n",
    872 				globbuf.gl_pathv[i], xmlMemUsed() - mem);
    873 			nb_leaks++;
    874 			err++;
    875 		    }
    876 		}
    877 		testErrorsSize = 0;
    878 	    }
    879 	    if (result)
    880 		free(result);
    881 	    if (error)
    882 		free(error);
    883 	}
    884 	globfree(&globbuf);
    885     } else {
    886         testErrorsSize = 0;
    887 	testErrors[0] = 0;
    888 	extraMemoryFromResolver = 0;
    889         res = tst->func(NULL, NULL, NULL, tst->options);
    890 	if (res != 0) {
    891 	    nb_errors++;
    892 	    err++;
    893 	}
    894     }
    895     return(err);
    896 }
    897 
    898 static int verbose = 0;
    899 static int tests_quiet = 0;
    900 
    901 static int
    902 runtest(int i) {
    903     int ret = 0, res;
    904     int old_errors, old_tests, old_leaks;
    905 
    906     old_errors = nb_errors;
    907     old_tests = nb_tests;
    908     old_leaks = nb_leaks;
    909     if ((tests_quiet == 0) && (testDescriptions[i].desc != NULL))
    910 	printf("## %s\n", testDescriptions[i].desc);
    911     res = launchTests(&testDescriptions[i]);
    912     if (res != 0)
    913 	ret++;
    914     if (verbose) {
    915 	if ((nb_errors == old_errors) && (nb_leaks == old_leaks))
    916 	    printf("Ran %d tests, no errors\n", nb_tests - old_tests);
    917 	else
    918 	    printf("Ran %d tests, %d errors, %d leaks\n",
    919 		   nb_tests - old_tests,
    920 		   nb_errors - old_errors,
    921 		   nb_leaks - old_leaks);
    922     }
    923     return(ret);
    924 }
    925 
    926 int
    927 main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
    928     int i, a, ret = 0;
    929     int subset = 0;
    930 
    931     initializeLibxml2();
    932 
    933     for (a = 1; a < argc;a++) {
    934         if (!strcmp(argv[a], "-v"))
    935 	    verbose = 1;
    936         else if (!strcmp(argv[a], "-quiet"))
    937 	    tests_quiet = 1;
    938 	else {
    939 	    for (i = 0; testDescriptions[i].func != NULL; i++) {
    940 	        if (strstr(testDescriptions[i].desc, argv[a])) {
    941 		    ret += runtest(i);
    942 		    subset++;
    943 		}
    944 	    }
    945 	}
    946     }
    947     if (subset == 0) {
    948 	for (i = 0; testDescriptions[i].func != NULL; i++) {
    949 	    ret += runtest(i);
    950 	}
    951     }
    952     if ((nb_errors == 0) && (nb_leaks == 0)) {
    953         ret = 0;
    954 	printf("Total %d tests, no errors\n",
    955 	       nb_tests);
    956     } else {
    957         ret = 1;
    958 	printf("Total %d tests, %d errors, %d leaks\n",
    959 	       nb_tests, nb_errors, nb_leaks);
    960     }
    961     xmlCleanupParser();
    962     xmlMemoryDump();
    963 
    964     return(ret);
    965 }
    966