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 "annotationdataaccessor_fuzzer.h"
17
18 #include "libpandafile/file.h"
19 #include "libpandafile/annotation_data_accessor.h"
20 #include "libpandafile/class_data_accessor-inl.h"
21
22 namespace OHOS {
AnnotationDataAccessorFuzzTest(const uint8_t * data,size_t size)23 void AnnotationDataAccessorFuzzTest(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 auto classes = pf->GetClasses();
31 const auto &panda_file = *pf;
32 for (size_t i = 0; i < classes.Size(); i++) {
33 panda::panda_file::File::EntityId id(classes[i]);
34 if (panda_file.IsExternal(id)) {
35 continue;
36 }
37
38 panda::panda_file::ClassDataAccessor cda(panda_file, id);
39 cda.EnumerateAnnotations([&](panda::panda_file::File::EntityId id) {
40 panda::panda_file::AnnotationDataAccessor ada(panda_file, id);
41 });
42 }
43 } catch (panda::panda_file::helpers::FileAccessException &e) {
44 // Known exception, no need exposing
45 }
46 }
47 } // namespace OHOS
48
49 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)50 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
51 {
52 /* Run your code on data */
53 OHOS::AnnotationDataAccessorFuzzTest(data, size);
54 return 0;
55 }
56