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 "debuginfodataaccessor_fuzzer.h"
17
18 #include "libpandafile/class_data_accessor-inl.h"
19 #include "libpandafile/debug_data_accessor-inl.h"
20 #include "libpandafile/method_data_accessor-inl.h"
21
22 namespace OHOS {
DebugInfoDataAccessorFuzzTest(const uint8_t * data,size_t size)23 void DebugInfoDataAccessorFuzzTest(const uint8_t* data, size_t size)
24 {
25 try {
26 auto pf = panda::panda_file::OpenPandaFileFromMemory(data, size);
27 if (pf == nullptr) {
28 return;
29 }
30 const auto &panda_file = *pf;
31 for (const auto &header : panda_file.GetIndexHeaders()) {
32 const auto &methods = panda_file.GetMethodIndex(&header);
33 for (const auto &id : methods) {
34 panda::panda_file::MethodDataAccessor mda(panda_file, id);
35 auto value = mda.GetCodeId();
36 if (value.has_value()) {
37 panda::panda_file::DebugInfoDataAccessor dda(panda_file, value.value());
38 }
39 }
40 }
41 } catch (panda::panda_file::helpers::FileAccessException &e) {
42 // Known exception, no need exposing
43 }
44 }
45 } // namespace OHOS
46
47 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)48 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
49 {
50 /* Run your code on data */
51 OHOS::DebugInfoDataAccessorFuzzTest(data, size);
52 return 0;
53 }
54