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testrecurse.c
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testrecurse.c
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/*
* testrecurse.c: C program to run libxml2 regression tests checking entities
* recursions
*
* To compile on Unixes:
* cc -o testrecurse `xml2-config --cflags` testrecurse.c `xml2-config --libs` -lpthread
*
* See Copyright for the status of this software.
*
*/
#include "libxml.h"
#include <stdio.h>
#include <string.h>
#include <sys/stat.h>
#include <libxml/parser.h>
#include <libxml/parserInternals.h>
#include <libxml/tree.h>
#include <libxml/uri.h>
/*
* O_BINARY is just for Windows compatibility - if it isn't defined
* on this system, avoid any compilation error
*/
#ifdef O_BINARY
#define RD_FLAGS O_RDONLY | O_BINARY
#else
#define RD_FLAGS O_RDONLY
#endif
#define OPT_SAX (1<<0)
#define OPT_NO_SUBST (1<<1)
typedef int (*functest) (const char *filename, const char *result,
const char *error, int options);
typedef struct testDesc testDesc;
typedef testDesc *testDescPtr;
struct testDesc {
const char *desc; /* description of the test */
functest func; /* function implementing the test */
const char *in; /* glob to path for input files */
const char *out; /* output directory */
const char *suffix;/* suffix for output files */
const char *err; /* suffix for error output files */
int options; /* parser options for the test */
};
static int checkTestFile(const char *filename);
#if defined(_WIN32)
#include <windows.h>
typedef struct
{
size_t gl_pathc; /* Count of paths matched so far */
char **gl_pathv; /* List of matched pathnames. */
size_t gl_offs; /* Slots to reserve in 'gl_pathv'. */
} glob_t;
#define GLOB_DOOFFS 0
static int glob(const char *pattern, ATTRIBUTE_UNUSED int flags,
ATTRIBUTE_UNUSED int errfunc(const char *epath, int eerrno),
glob_t *pglob) {
glob_t *ret;
WIN32_FIND_DATA FindFileData;
HANDLE hFind;
unsigned int nb_paths = 0;
char directory[500];
int len;
if ((pattern == NULL) || (pglob == NULL)) return(-1);
strncpy(directory, pattern, 499);
for (len = strlen(directory);len >= 0;len--) {
if (directory[len] == '/') {
len++;
directory[len] = 0;
break;
}
}
if (len <= 0)
len = 0;
ret = pglob;
memset(ret, 0, sizeof(glob_t));
hFind = FindFirstFileA(pattern, &FindFileData);
if (hFind == INVALID_HANDLE_VALUE)
return(0);
nb_paths = 20;
ret->gl_pathv = (char **) malloc(nb_paths * sizeof(char *));
if (ret->gl_pathv == NULL) {
FindClose(hFind);
return(-1);
}
strncpy(directory + len, FindFileData.cFileName, 499 - len);
ret->gl_pathv[ret->gl_pathc] = strdup(directory);
if (ret->gl_pathv[ret->gl_pathc] == NULL)
goto done;
ret->gl_pathc++;
while(FindNextFileA(hFind, &FindFileData)) {
if (FindFileData.cFileName[0] == '.')
continue;
if (ret->gl_pathc + 2 > nb_paths) {
char **tmp = realloc(ret->gl_pathv, nb_paths * 2 * sizeof(char *));
if (tmp == NULL)
break;
ret->gl_pathv = tmp;
nb_paths *= 2;
}
strncpy(directory + len, FindFileData.cFileName, 499 - len);
ret->gl_pathv[ret->gl_pathc] = strdup(directory);
if (ret->gl_pathv[ret->gl_pathc] == NULL)
break;
ret->gl_pathc++;
}
ret->gl_pathv[ret->gl_pathc] = NULL;
done:
FindClose(hFind);
return(0);
}
static void globfree(glob_t *pglob) {
unsigned int i;
if (pglob == NULL)
return;
for (i = 0;i < pglob->gl_pathc;i++) {
if (pglob->gl_pathv[i] != NULL)
free(pglob->gl_pathv[i]);
}
}
#else
#include <glob.h>
#endif
/************************************************************************
* *
* Huge document generator *
* *
************************************************************************/
#include <libxml/xmlIO.h>
typedef struct {
const char *URL;
const char *start;
const char *segment;
const char *finish;
} xmlHugeDocParts;
static const xmlHugeDocParts hugeDocTable[] = {
{
"test/recurse/huge.xml",
"<!DOCTYPE foo ["
"<!ELEMENT foo (bar*)> "
"<!ELEMENT bar (#PCDATA)> "
"<!ATTLIST bar attr CDATA #IMPLIED> "
"<!ENTITY a SYSTEM 'ga.ent'> "
"<!ENTITY b SYSTEM 'gb.ent'> "
"<!ENTITY c SYSTEM 'gc.ent'> "
"<!ENTITY f 'some internal data'> "
"<!ENTITY e '&f;&f;'> "
"<!ENTITY d '&e;&e;'> "
"]> "
"<foo>",
" <bar attr='&e; &f; &d;'>&a; &b; &c; &e; &f; &d;</bar>\n"
" <bar>_123456789_123456789_123456789_123456789</bar>\n"
" <bar>_123456789_123456789_123456789_123456789</bar>\n"
" <bar>_123456789_123456789_123456789_123456789</bar>\n"
" <bar>_123456789_123456789_123456789_123456789</bar>\n",
"</foo>"
},
{
"test/recurse/huge_dtd.dtd",
"<!ELEMENT foo (#PCDATA)>\n"
"<!ENTITY ent 'success'>\n"
"<!ENTITY % a SYSTEM 'pa.ent'>\n"
"<!ENTITY % b SYSTEM 'pb.ent'>\n"
"<!ENTITY % c SYSTEM 'pc.ent'>\n"
"<!ENTITY % d '<!-- comment -->'>\n"
"<!ENTITY % e '%d;%d;'>\n"
"<!ENTITY % f '%e;%e;'>\n",
"<!ENTITY ent '%a; %b; %c; %d; %e; %f;'>\n"
"%a; %b; %c; %d; %e; %f;\n"
"<!-- _123456789_123456789_123456789_123456789 -->\n"
"<!-- _123456789_123456789_123456789_123456789 -->\n"
"<!-- _123456789_123456789_123456789_123456789 -->\n",
""
},
{ NULL, NULL, NULL, NULL }
};
static const xmlHugeDocParts *hugeDocParts;
static int curseg = 0;
static const char *current;
static int rlen;
/**
* hugeMatch:
* @URI: an URI to test
*
* Check for a huge query
*
* Returns 1 if yes and 0 if another Input module should be used
*/
static int
hugeMatch(const char * URI) {
int i;
if (URI == NULL)
return(0);
for (i = 0; hugeDocTable[i].URL; i++) {
if (strcmp(URI, hugeDocTable[i].URL) == 0)
return(1);
}
return(0);
}
/**
* hugeOpen:
* @URI: an URI to test
*
* Return a pointer to the huge query handler, in this example simply
* the current pointer...
*
* Returns an Input context or NULL in case or error
*/
static void *
hugeOpen(const char * URI) {
int i;
if (URI == NULL)
return(NULL);
for (i = 0; hugeDocTable[i].URL; i++) {
if (strcmp(URI, hugeDocTable[i].URL) == 0) {
hugeDocParts = hugeDocTable + i;
curseg = 0;
current = hugeDocParts->start;
rlen = strlen(current);
return((void *) current);
}
}
return(NULL);
}
/**
* hugeClose:
* @context: the read context
*
* Close the huge query handler
*
* Returns 0 or -1 in case of error
*/
static int
hugeClose(void * context) {
if (context == NULL) return(-1);
return(0);
}
#define MAX_NODES 1000
/**
* hugeRead:
* @context: the read context
* @buffer: where to store data
* @len: number of bytes to read
*
* Implement an huge query read.
*
* Returns the number of bytes read or -1 in case of error
*/
static int
hugeRead(void *context, char *buffer, int len)
{
if ((context == NULL) || (buffer == NULL) || (len < 0))
return (-1);
if (len >= rlen) {
if (curseg >= MAX_NODES + 1) {
rlen = 0;
return(0);
}
len = rlen;
rlen = 0;
memcpy(buffer, current, len);
curseg ++;
if (curseg == MAX_NODES) {
current = hugeDocParts->finish;
} else {
current = hugeDocParts->segment;
}
rlen = strlen(current);
} else {
memcpy(buffer, current, len);
rlen -= len;
current += len;
}
return (len);
}
/************************************************************************
* *
* Libxml2 specific routines *
* *
************************************************************************/
static int nb_tests = 0;
static int nb_errors = 0;
static int nb_leaks = 0;
static int extraMemoryFromResolver = 0;
static int
fatalError(void) {
fprintf(stderr, "Exitting tests on fatal error\n");
exit(1);
}
/*
* We need to trap calls to the resolver to not account memory for the catalog
* which is shared to the current running test. We also don't want to have
* network downloads modifying tests.
*/
static xmlParserInputPtr
testExternalEntityLoader(const char *URL, const char *ID,
xmlParserCtxtPtr ctxt) {
xmlParserInputPtr ret;
if (checkTestFile(URL)) {
ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
} else {
int memused = xmlMemUsed();
ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
extraMemoryFromResolver += xmlMemUsed() - memused;
}
return(ret);
}
/*
* Trapping the error messages at the generic level to grab the equivalent of
* stderr messages on CLI tools.
*/
static char testErrors[32769];
static int testErrorsSize = 0;
static void
channel(void *ctx ATTRIBUTE_UNUSED, const char *msg, ...) {
va_list args;
int res;
if (testErrorsSize >= 32768)
return;
va_start(args, msg);
res = vsnprintf(&testErrors[testErrorsSize],
32768 - testErrorsSize,
msg, args);
va_end(args);
if (testErrorsSize + res >= 32768) {
/* buffer is full */
testErrorsSize = 32768;
testErrors[testErrorsSize] = 0;
} else {
testErrorsSize += res;
}
testErrors[testErrorsSize] = 0;
}
/**
* xmlParserPrintFileContext:
* @input: an xmlParserInputPtr input
*
* Displays current context within the input content for error tracking
*/
static void
xmlParserPrintFileContextInternal(xmlParserInputPtr input ,
xmlGenericErrorFunc chanl, void *data ) {
const xmlChar *cur, *base;
unsigned int n, col; /* GCC warns if signed, because compared with sizeof() */
xmlChar content[81]; /* space for 80 chars + line terminator */
xmlChar *ctnt;
if (input == NULL) return;
cur = input->cur;
base = input->base;
/* skip backwards over any end-of-lines */
while ((cur > base) && ((*(cur) == '\n') || (*(cur) == '\r'))) {
cur--;
}
n = 0;
/* search backwards for beginning-of-line (to max buff size) */
while ((n++ < (sizeof(content)-1)) && (cur > base) &&
(*(cur) != '\n') && (*(cur) != '\r'))
cur--;
if ((*(cur) == '\n') || (*(cur) == '\r')) cur++;
/* calculate the error position in terms of the current position */
col = input->cur - cur;
/* search forward for end-of-line (to max buff size) */
n = 0;
ctnt = content;
/* copy selected text to our buffer */
while ((*cur != 0) && (*(cur) != '\n') &&
(*(cur) != '\r') && (n < sizeof(content)-1)) {
*ctnt++ = *cur++;
n++;
}
*ctnt = 0;
/* print out the selected text */
chanl(data ,"%s\n", content);
/* create blank line with problem pointer */
n = 0;
ctnt = content;
/* (leave buffer space for pointer + line terminator) */
while ((n<col) && (n++ < sizeof(content)-2) && (*ctnt != 0)) {
if (*(ctnt) != '\t')
*(ctnt) = ' ';
ctnt++;
}
*ctnt++ = '^';
*ctnt = 0;
chanl(data ,"%s\n", content);
}
static void
testStructuredErrorHandler(void *ctx ATTRIBUTE_UNUSED, xmlErrorPtr err) {
char *file = NULL;
int line = 0;
int code = -1;
int domain;
void *data = NULL;
const char *str;
const xmlChar *name = NULL;
xmlNodePtr node;
xmlErrorLevel level;
xmlParserInputPtr input = NULL;
xmlParserInputPtr cur = NULL;
xmlParserCtxtPtr ctxt = NULL;
if (err == NULL)
return;
file = err->file;
line = err->line;
code = err->code;
domain = err->domain;
level = err->level;
node = err->node;
if ((domain == XML_FROM_PARSER) || (domain == XML_FROM_HTML) ||
(domain == XML_FROM_DTD) || (domain == XML_FROM_NAMESPACE) ||
(domain == XML_FROM_IO) || (domain == XML_FROM_VALID)) {
ctxt = err->ctxt;
}
str = err->message;
if (code == XML_ERR_OK)
return;
if ((node != NULL) && (node->type == XML_ELEMENT_NODE))
name = node->name;
/*
* Maintain the compatibility with the legacy error handling
*/
if (ctxt != NULL) {
input = ctxt->input;
if ((input != NULL) && (input->filename == NULL) &&
(ctxt->inputNr > 1)) {
cur = input;
input = ctxt->inputTab[ctxt->inputNr - 2];
}
if (input != NULL) {
if (input->filename)
channel(data, "%s:%d: ", input->filename, input->line);
else if ((line != 0) && (domain == XML_FROM_PARSER))
channel(data, "Entity: line %d: ", input->line);
}
} else {
if (file != NULL)
channel(data, "%s:%d: ", file, line);
else if ((line != 0) && (domain == XML_FROM_PARSER))
channel(data, "Entity: line %d: ", line);
}
if (name != NULL) {
channel(data, "element %s: ", name);
}
if (code == XML_ERR_OK)
return;
switch (domain) {
case XML_FROM_PARSER:
channel(data, "parser ");
break;
case XML_FROM_NAMESPACE:
channel(data, "namespace ");
break;
case XML_FROM_DTD:
case XML_FROM_VALID:
channel(data, "validity ");
break;
case XML_FROM_HTML:
channel(data, "HTML parser ");
break;
case XML_FROM_MEMORY:
channel(data, "memory ");
break;
case XML_FROM_OUTPUT:
channel(data, "output ");
break;
case XML_FROM_IO:
channel(data, "I/O ");
break;
case XML_FROM_XINCLUDE:
channel(data, "XInclude ");
break;
case XML_FROM_XPATH:
channel(data, "XPath ");
break;
case XML_FROM_XPOINTER:
channel(data, "parser ");
break;
case XML_FROM_REGEXP:
channel(data, "regexp ");
break;
case XML_FROM_MODULE:
channel(data, "module ");
break;
case XML_FROM_SCHEMASV:
channel(data, "Schemas validity ");
break;
case XML_FROM_SCHEMASP:
channel(data, "Schemas parser ");
break;
case XML_FROM_RELAXNGP:
channel(data, "Relax-NG parser ");
break;
case XML_FROM_RELAXNGV:
channel(data, "Relax-NG validity ");
break;
case XML_FROM_CATALOG:
channel(data, "Catalog ");
break;
case XML_FROM_C14N:
channel(data, "C14N ");
break;
case XML_FROM_XSLT:
channel(data, "XSLT ");
break;
default:
break;
}
if (code == XML_ERR_OK)
return;
switch (level) {
case XML_ERR_NONE:
channel(data, ": ");
break;
case XML_ERR_WARNING:
channel(data, "warning : ");
break;
case XML_ERR_ERROR:
channel(data, "error : ");
break;
case XML_ERR_FATAL:
channel(data, "error : ");
break;
}
if (code == XML_ERR_OK)
return;
if (str != NULL) {
int len;
len = xmlStrlen((const xmlChar *)str);
if ((len > 0) && (str[len - 1] != '\n'))
channel(data, "%s\n", str);
else
channel(data, "%s", str);
} else {
channel(data, "%s\n", "out of memory error");
}
if (code == XML_ERR_OK)
return;
if (ctxt != NULL) {
xmlParserPrintFileContextInternal(input, channel, data);
if (cur != NULL) {
if (cur->filename)
channel(data, "%s:%d: \n", cur->filename, cur->line);
else if ((line != 0) && (domain == XML_FROM_PARSER))
channel(data, "Entity: line %d: \n", cur->line);
xmlParserPrintFileContextInternal(cur, channel, data);
}
}
if ((domain == XML_FROM_XPATH) && (err->str1 != NULL) &&
(err->int1 < 100) &&
(err->int1 < xmlStrlen((const xmlChar *)err->str1))) {
xmlChar buf[150];
int i;
channel(data, "%s\n", err->str1);
for (i=0;i < err->int1;i++)
buf[i] = ' ';
buf[i++] = '^';
buf[i] = 0;
channel(data, "%s\n", buf);
}
}
static void
initializeLibxml2(void) {
xmlGetWarningsDefaultValue = 0;
xmlPedanticParserDefault(0);
xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
xmlInitParser();
xmlSetExternalEntityLoader(testExternalEntityLoader);
xmlSetStructuredErrorFunc(NULL, testStructuredErrorHandler);
/*
* register the new I/O handlers
*/
if (xmlRegisterInputCallbacks(hugeMatch, hugeOpen,
hugeRead, hugeClose) < 0) {
fprintf(stderr, "failed to register Huge handler\n");
exit(1);
}
}
static void
initSAX(xmlParserCtxtPtr ctxt) {
ctxt->sax->startElementNs = NULL;
ctxt->sax->endElementNs = NULL;
ctxt->sax->characters = NULL;
ctxt->sax->cdataBlock = NULL;
ctxt->sax->ignorableWhitespace = NULL;
ctxt->sax->processingInstruction = NULL;
ctxt->sax->comment = NULL;
}
/************************************************************************
* *
* File name and path utilities *
* *
************************************************************************/
static const char *baseFilename(const char *filename) {
const char *cur;
if (filename == NULL)
return(NULL);
cur = &filename[strlen(filename)];
while ((cur > filename) && (*cur != '/'))
cur--;
if (*cur == '/')
return(cur + 1);
return(cur);
}
static char *resultFilename(const char *filename, const char *out,
const char *suffix) {
const char *base;
char res[500];
char suffixbuff[500];
/*************
if ((filename[0] == 't') && (filename[1] == 'e') &&
(filename[2] == 's') && (filename[3] == 't') &&
(filename[4] == '/'))
filename = &filename[5];
*************/
base = baseFilename(filename);
if (suffix == NULL)
suffix = ".tmp";
if (out == NULL)
out = "";
strncpy(suffixbuff,suffix,499);
#ifdef VMS
if(strstr(base,".") && suffixbuff[0]=='.')
suffixbuff[0]='_';
#endif
if (snprintf(res, 499, "%s%s%s", out, base, suffixbuff) >= 499)
res[499] = 0;
return(strdup(res));
}
static int checkTestFile(const char *filename) {
struct stat buf;
if (stat(filename, &buf) == -1)
return(0);
#if defined(_WIN32)
if (!(buf.st_mode & _S_IFREG))
return(0);
#else
if (!S_ISREG(buf.st_mode))
return(0);
#endif
return(1);
}
/************************************************************************
* *
* Test to detect or not recursive entities *
* *
************************************************************************/
/**
* recursiveDetectTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a file loading DTD and replacing entities check it fails for
* lol cases
*
* Returns 0 in case of success, an error code otherwise
*/
static int
recursiveDetectTest(const char *filename,
const char *result ATTRIBUTE_UNUSED,
const char *err ATTRIBUTE_UNUSED,
int options) {
xmlDocPtr doc;
xmlParserCtxtPtr ctxt;
int res = 0;
/*
* XML_PARSE_DTDVALID is the only way to load external entities
* without XML_PARSE_NOENT. The validation result doesn't matter
* anyway.
*/
int parserOptions = XML_PARSE_DTDVALID;
nb_tests++;
ctxt = xmlNewParserCtxt();
if (options & OPT_SAX)
initSAX(ctxt);
if ((options & OPT_NO_SUBST) == 0)
parserOptions |= XML_PARSE_NOENT;
/*
* base of the test, parse with the old API
*/
doc = xmlCtxtReadFile(ctxt, filename, NULL, parserOptions);
if ((doc != NULL) || (ctxt->lastError.code != XML_ERR_ENTITY_LOOP)) {
fprintf(stderr, "Failed to detect recursion in %s\n", filename);
xmlFreeParserCtxt(ctxt);
xmlFreeDoc(doc);
return(1);
}
xmlFreeParserCtxt(ctxt);
return(res);
}
/**
* notRecursiveDetectTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a file loading DTD and replacing entities check it works for
* good cases
*
* Returns 0 in case of success, an error code otherwise
*/
static int
notRecursiveDetectTest(const char *filename,
const char *result ATTRIBUTE_UNUSED,
const char *err ATTRIBUTE_UNUSED,
int options) {
xmlDocPtr doc;
xmlParserCtxtPtr ctxt;
int res = 0;
int parserOptions = XML_PARSE_DTDLOAD;
nb_tests++;
ctxt = xmlNewParserCtxt();
if (options & OPT_SAX)
initSAX(ctxt);
if ((options & OPT_NO_SUBST) == 0)
parserOptions |= XML_PARSE_NOENT;
/*
* base of the test, parse with the old API
*/
doc = xmlCtxtReadFile(ctxt, filename, NULL, parserOptions);
if (doc == NULL) {
fprintf(stderr, "Failed to parse correct file %s\n", filename);
xmlFreeParserCtxt(ctxt);
return(1);
}
xmlFreeDoc(doc);
xmlFreeParserCtxt(ctxt);
return(res);
}
/**
* notRecursiveHugeTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a memory generated file
* good cases
*
* Returns 0 in case of success, an error code otherwise
*/
static int
notRecursiveHugeTest(const char *filename ATTRIBUTE_UNUSED,
const char *result ATTRIBUTE_UNUSED,
const char *err ATTRIBUTE_UNUSED,
int options) {
xmlParserCtxtPtr ctxt;
xmlDocPtr doc;
int res = 0;
int parserOptions = XML_PARSE_DTDVALID;
nb_tests++;
ctxt = xmlNewParserCtxt();
if (options & OPT_SAX)
initSAX(ctxt);
if ((options & OPT_NO_SUBST) == 0)
parserOptions |= XML_PARSE_NOENT;
doc = xmlCtxtReadFile(ctxt, "test/recurse/huge.xml", NULL, parserOptions);
if (doc == NULL) {
fprintf(stderr, "Failed to parse huge.xml\n");
res = 1;
} else {
xmlEntityPtr ent;
unsigned long fixed_cost = 20;
unsigned long allowed_expansion = 1000000;
unsigned long f_size = xmlStrlen(BAD_CAST "some internal data");
unsigned long e_size;
unsigned long d_size;
unsigned long total_size;
ent = xmlGetDocEntity(doc, BAD_CAST "e");
e_size = f_size * 2 +
xmlStrlen(BAD_CAST "&f;") * 2 +
fixed_cost * 2;
if (ent->expandedSize != e_size) {
fprintf(stderr, "Wrong size for entity e: %lu (expected %lu)\n",
ent->expandedSize, e_size);
res = 1;
}
ent = xmlGetDocEntity(doc, BAD_CAST "b");
if (ent->expandedSize != e_size) {
fprintf(stderr, "Wrong size for entity b: %lu (expected %lu)\n",
ent->expandedSize, e_size);
res = 1;
}
ent = xmlGetDocEntity(doc, BAD_CAST "d");
d_size = e_size * 2 +
xmlStrlen(BAD_CAST "&e;") * 2 +
fixed_cost * 2;
if (ent->expandedSize != d_size) {
fprintf(stderr, "Wrong size for entity d: %lu (expected %lu)\n",
ent->expandedSize, d_size);
res = 1;
}
ent = xmlGetDocEntity(doc, BAD_CAST "c");
if (ent->expandedSize != d_size) {
fprintf(stderr, "Wrong size for entity c: %lu (expected %lu)\n",
ent->expandedSize, d_size);
res = 1;
}
if (ctxt->sizeentcopy < allowed_expansion) {
fprintf(stderr, "Total entity size too small: %lu\n",
ctxt->sizeentcopy);
res = 1;
}
total_size = (f_size + e_size + d_size + 3 * fixed_cost) *
(MAX_NODES - 1) * 3;
if (ctxt->sizeentcopy != total_size) {
fprintf(stderr, "Wrong total entity size: %lu (expected %lu)\n",
ctxt->sizeentcopy, total_size);
res = 1;
}
if (ctxt->sizeentities != 30) {
fprintf(stderr, "Wrong parsed entity size: %lu (expected %lu)\n",
ctxt->sizeentities, 30lu);
res = 1;
}
}
xmlFreeDoc(doc);
xmlFreeParserCtxt(ctxt);
return(res);
}
/**
* notRecursiveHugeTest:
* @filename: the file to parse
* @result: the file with expected result
* @err: the file with error messages: unused
*
* Parse a memory generated file
* good cases
*
* Returns 0 in case of success, an error code otherwise
*/
static int
hugeDtdTest(const char *filename ATTRIBUTE_UNUSED,
const char *result ATTRIBUTE_UNUSED,
const char *err ATTRIBUTE_UNUSED,
int options) {
xmlParserCtxtPtr ctxt;
xmlDocPtr doc;
int res = 0;
int parserOptions = XML_PARSE_DTDVALID;
nb_tests++;
ctxt = xmlNewParserCtxt();
if (options & OPT_SAX)
initSAX(ctxt);
if ((options & OPT_NO_SUBST) == 0)
parserOptions |= XML_PARSE_NOENT;
doc = xmlCtxtReadFile(ctxt, "test/recurse/huge_dtd.xml", NULL,
parserOptions);
if (doc == NULL) {
fprintf(stderr, "Failed to parse huge_dtd.xml\n");
res = 1;
} else {
unsigned long fixed_cost = 20;
unsigned long allowed_expansion = 1000000;
unsigned long a_size = xmlStrlen(BAD_CAST "<!-- comment -->");
unsigned long b_size;
unsigned long c_size;
unsigned long e_size;
unsigned long f_size;
unsigned long total_size;
if (ctxt->sizeentcopy < allowed_expansion) {
fprintf(stderr, "Total entity size too small: %lu\n",
ctxt->sizeentcopy);
res = 1;
}
b_size = (a_size + strlen("&a;") + fixed_cost) * 2;
c_size = (b_size + strlen("&b;") + fixed_cost) * 2;
/*
* Internal parameter entites are substitued eagerly and
* need different accounting.
*/
e_size = a_size * 2;
f_size = e_size * 2;
total_size = /* internal */
e_size + f_size + fixed_cost * 4 +
(a_size + e_size + f_size + fixed_cost * 3) *
(MAX_NODES - 1) * 2 +
/* external */
(a_size + b_size + c_size + fixed_cost * 3) *
(MAX_NODES - 1) * 2 +
/* final reference in main doc */
strlen("success") + fixed_cost;
if (ctxt->sizeentcopy != total_size) {
fprintf(stderr, "Wrong total entity size: %lu (expected %lu)\n",
ctxt->sizeentcopy, total_size);
res = 1;
}
total_size = strlen(hugeDocParts->start) +
strlen(hugeDocParts->segment) * (MAX_NODES - 1) +
strlen(hugeDocParts->finish) +
28;
if (ctxt->sizeentities != total_size) {
fprintf(stderr, "Wrong parsed entity size: %lu (expected %lu)\n",