mirror of https://github.com/google/oss-fuzz.git
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
// Copyright 2020 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 <stddef.h>
|
|
#include <stdint.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
|
|
#include "ext2fs/ext2fs.h"
|
|
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
|
|
static const char* fname = "/tmp/ext2_test_file";
|
|
|
|
// Write our data to a temp file.
|
|
int fd = open(fname, O_RDWR|O_CREAT|O_TRUNC);
|
|
write(fd, data, size);
|
|
close(fd);
|
|
|
|
ext2_filsys fs;
|
|
errcode_t retval = ext2fs_open(
|
|
fname,
|
|
EXT2_FLAG_IGNORE_CSUM_ERRORS, 0, 0,
|
|
unix_io_manager,
|
|
&fs);
|
|
|
|
if (!retval) {
|
|
retval = ext2fs_check_directory(fs, EXT2_ROOT_INO);
|
|
ext2fs_close(fs);
|
|
}
|
|
|
|
return 0;
|
|
}
|