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 "jsnapiexception_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 {
JSNApiThrowExceptionFuzztest(const uint8_t * data,size_t size)24 void JSNApiThrowExceptionFuzztest(const uint8_t *data, size_t size)
25 {
26 RuntimeOption option;
27 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
28 EcmaVM *vm = JSNApi::CreateJSVM(option);
29 if (data == nullptr || size <= 0) {
30 LOG_ECMA(ERROR) << "illegal input!";
31 return;
32 }
33 Local<StringRef> message = StringRef::NewFromUtf8(vm, (char *)data, (int)size);
34 Local<JSValueRef> error = Exception::Error(vm, message);
35 JSNApi::ThrowException(vm, error); // Throwing anomalies
36 JSNApi::PrintExceptionInfo(vm); // Abnormal printing
37 JSNApi::GetUncaughtException(vm); // Get uncaught exceptions
38 JSNApi::HasPendingException(vm); // There are pending exceptions
39 TryCatch tryCatch(vm); // Capture exceptions
40 JSNApi::DestroyJSVM(vm);
41 }
42 }
43
44 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)45 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
46 {
47 // Run your code on data.
48 OHOS::JSNApiThrowExceptionFuzztest(data, size);
49 return 0;
50 }