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/*
* regexp.c: a libFuzzer target to test the regexp module.
*
* See Copyright for the status of this software.
*/
#include <stdio.h>
#include <stdlib.h>
#include <libxml/xmlregexp.h>
#include "fuzz.h"
int
LLVMFuzzerInitialize(int *argc ATTRIBUTE_UNUSED,
char ***argv ATTRIBUTE_UNUSED) {
xmlFuzzMemSetup();
return 0;
}
int
LLVMFuzzerTestOneInput(const char *data, size_t size) {
xmlRegexpPtr regexp;
size_t failurePos;
const char *str1;
if (size > 200)
return(0);
xmlFuzzDataInit(data, size);
failurePos = xmlFuzzReadInt(4) % (size * 8 + 100);
str1 = xmlFuzzReadString(NULL);
xmlFuzzInjectFailure(failurePos);
regexp = xmlRegexpCompile(BAD_CAST str1);
if (xmlFuzzMallocFailed() && regexp != NULL) {
fprintf(stderr, "malloc failure not reported\n");
abort();
}
/* xmlRegexpExec has pathological performance in too many cases. */
#if 0
xmlRegexpExec(regexp, BAD_CAST str2);
#endif
xmlRegFreeRegexp(regexp);
xmlFuzzInjectFailure(0);
xmlFuzzDataCleanup();
xmlResetLastError();
return 0;
}
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