1 /*
2 * Copyright (c) 2023 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 "jsnapitriggergc_fuzzer.h"
17 #include "ecmascript/ecma_string-inl.h"
18 #include "ecmascript/napi/include/jsnapi.h"
19
20 using namespace panda;
21 using namespace panda::ecmascript;
22
23 namespace OHOS {
24 constexpr size_t DEFAULT_THREAD_COUNT = 3;
25
JSNApiTriggerGCFuzztest(const uint8_t * data,size_t size)26 void JSNApiTriggerGCFuzztest([[maybe_unused]]const uint8_t *data, size_t size)
27 {
28 RuntimeOption option;
29 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
30 EcmaVM *vm = JSNApi::CreateJSVM(option);
31 if (size <= 0) {
32 LOG_ECMA(ERROR) << "illegal input!";
33 return;
34 }
35 if (size % DEFAULT_THREAD_COUNT == 0) {
36 JSNApi::TRIGGER_GC_TYPE gcType = JSNApi::TRIGGER_GC_TYPE::FULL_GC;
37 JSNApi::TriggerGC(vm, gcType);
38 } else if (size % DEFAULT_THREAD_COUNT == 1) {
39 JSNApi::TRIGGER_GC_TYPE gcType = JSNApi::TRIGGER_GC_TYPE::OLD_GC;
40 JSNApi::TriggerGC(vm, gcType);
41 } else {
42 JSNApi::TRIGGER_GC_TYPE gcType = JSNApi::TRIGGER_GC_TYPE::SEMI_GC;
43 JSNApi::TriggerGC(vm, gcType);
44 }
45 JSNApi::DestroyJSVM(vm);
46 }
47 }
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::JSNApiTriggerGCFuzztest(data, size);
54 return 0;
55 }