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 "jsnapiexceptions_fuzzer.h"
17 #include "ecmascript/base/string_helper.h"
18 #include "ecmascript/napi/include/dfx_jsnapi.h"
19 #include "ecmascript/napi/include/jsnapi.h"
20
21 using namespace panda;
22 using namespace panda::ecmascript;
23
24 namespace OHOS {
JSNApiGetAndClearUncaughtExceptionFuzzTest(const uint8_t * data,size_t size)25 void JSNApiGetAndClearUncaughtExceptionFuzzTest(const uint8_t *data, size_t size)
26 {
27 RuntimeOption option;
28 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
29 EcmaVM *vm = JSNApi::CreateJSVM(option);
30 if (data == nullptr || size <= 0) {
31 LOG_ECMA(ERROR) << "illegal input!";
32 return;
33 }
34 Local<StringRef> message = StringRef::NewFromUtf8(vm, (char *)data, (int)size);
35 Local<JSValueRef> error = Exception::Error(vm, message);
36 JSNApi::ThrowException(vm, error);
37 JSNApi::GetAndClearUncaughtException(vm);
38 JSNApi::DestroyJSVM(vm);
39 }
40
JSNApiPrintExceptionInfoFuzzTest(const uint8_t * data,size_t size)41 void JSNApiPrintExceptionInfoFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)
42 {
43 RuntimeOption option;
44 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
45 EcmaVM *vm = JSNApi::CreateJSVM(option);
46 if (size <= 0) {
47 return;
48 }
49 JSNApi::PrintExceptionInfo(vm);
50 JSNApi::DestroyJSVM(vm);
51 }
52
JSNApiThrowExceptionFuzzTest(const uint8_t * data,size_t size)53 void JSNApiThrowExceptionFuzzTest(const uint8_t *data, size_t size)
54 {
55 RuntimeOption option;
56 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
57 EcmaVM *vm = JSNApi::CreateJSVM(option);
58 if (data == nullptr || size <= 0) {
59 LOG_ECMA(ERROR) << "illegal input!";
60 return;
61 }
62 Local<StringRef> message = StringRef::NewFromUtf8(vm, (char *)data, (int)size);
63 Local<JSValueRef> error = Exception::Error(vm, message);
64 JSNApi::ThrowException(vm, error);
65 JSNApi::DestroyJSVM(vm);
66 }
67 }
68
69 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)70 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
71 {
72 // Run your code on data.
73 OHOS::JSNApiGetAndClearUncaughtExceptionFuzzTest(data, size);
74 OHOS::JSNApiPrintExceptionInfoFuzzTest(data, size);
75 OHOS::JSNApiThrowExceptionFuzzTest(data, size);
76 return 0;
77 }