oss-fuzz/projects/sleuthkit/sleuthkit_fls_apfs_fuzzer.cc

61 lines
1.6 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 <stddef.h>
#include <stdint.h>
#include "sleuthkit/tsk/tsk_tools_i.h"
#include "sleuthkit/tsk/fs/tsk_fs.h"
#include "sleuthkit/tsk/pool/tsk_pool.h"
#include "sleuthkit_mem_img.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
TSK_IMG_INFO* img;
TSK_IMG_INFO* pool_img;
TSK_FS_INFO* fs;
const TSK_POOL_INFO* pool;
img = mem_open(data, size);
if (img == nullptr) {
return 0;
}
pool = tsk_pool_open_img_sing(img, 0, TSK_POOL_TYPE_APFS);
if (pool == nullptr) {
goto out_img;
}
// Pool start block is APFS container specific and is hard coded for now
pool_img = pool->get_img_info(pool, (TSK_DADDR_T) 106);
if (pool_img == nullptr) {
goto out_pool;
}
fs = tsk_fs_open_img_decrypt(pool_img, 0, TSK_FS_TYPE_APFS_DETECT, "");
if (fs != nullptr) {
tsk_fs_fls(fs, TSK_FS_FLS_FULL, fs->root_inum, TSK_FS_DIR_WALK_FLAG_RECURSE, nullptr, 0);
fs->close(fs);
}
tsk_img_close(pool_img);
out_pool:
tsk_pool_close(pool);
out_img:
tsk_img_close(img);
return 0;
}