oss-fuzz/projects/tidy-html5/tidy_parse_file_fuzzer.c

65 lines
1.5 KiB
C

/*
* Copyright 2021 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <sys/types.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <unistd.h>
#include "tidybuffio.h"
#include "tidy.h"
int TidyXhtml(const uint8_t* data, size_t size, TidyBuffer* output, TidyBuffer* errbuf) {
Bool ok;
TidyDoc tdoc = tidyCreate();
ok = tidyOptSetBool( tdoc, TidyXhtmlOut, yes );
if (ok) tidySetErrorBuffer(tdoc, errbuf);
char filename[256];
sprintf(filename, "/tmp/libfuzzer.%d", getpid());
FILE *fp = fopen(filename, "wb");
if (!fp) {
return 0;
}
fwrite(data, size, 1, fp);
fclose(fp);
tidyParseFile(tdoc, filename);
tidyRelease( tdoc );
unlink(filename);
return 0;
}
int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
TidyBuffer fuzz_toutput;
TidyBuffer fuzz_terror;
tidyBufInit(&fuzz_toutput);
tidyBufInit(&fuzz_terror);
TidyXhtml(data, size, &fuzz_toutput, &fuzz_terror);
tidyBufFree(&fuzz_toutput);
tidyBufFree(&fuzz_terror);
return 0;
}