1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "methoddataaccessor_fuzzer.h"
17 #include "libpandafile/file.h"
18 #include "libpandafile/method_data_accessor.h"
19 #include "libpandafile/class_data_accessor-inl.h"
20
21 namespace OHOS {
MethodDataAccessorFuzzTest(const uint8_t * data,size_t size)22 void MethodDataAccessorFuzzTest(const uint8_t *data, size_t size)
23 {
24 try {
25 auto pf = panda::panda_file::OpenPandaFileFromMemory(data, size);
26 if (pf == nullptr) {
27 return;
28 }
29 const auto &panda_file = *pf;
30 for (const auto &header : panda_file.GetIndexHeaders()) {
31 const auto &methods = panda_file.GetMethodIndex(&header);
32 for (const auto &id : methods) {
33 panda::panda_file::MethodDataAccessor mda(panda_file, id);
34 }
35 }
36 } catch (panda::panda_file::helpers::FileAccessException &e) {
37 // Known exception, no need exposing
38 }
39 }
40 } // namespace OHOS
41
42 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)43 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
44 {
45 /* Run your code on data */
46 OHOS::MethodDataAccessorFuzzTest(data, size);
47 return 0;
48 }
49