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 <fuzzer/FuzzedDataProvider.h>
17 #include "uint32arrayrefbytelength_fuzzer.h"
18 #include "ecmascript/ecma_string-inl.h"
19 #include "ecmascript/napi/include/jsnapi.h"
20
21 using namespace panda;
22 using namespace panda::ecmascript;
23
24 namespace OHOS {
Uint32ArrayRefByteLengthFuzzTest(const uint8_t * data,size_t size)25 void Uint32ArrayRefByteLengthFuzzTest(const uint8_t *data, size_t size)
26 {
27 RuntimeOption option;
28 option.SetLogLevel(common::LOG_LEVEL::ERROR);
29 EcmaVM *vm = JSNApi::CreateJSVM(option);
30 if (size <= 0) {
31 return;
32 }
33
34 FuzzedDataProvider fdp(data, size);
35 const int32_t bufferSize = fdp.ConsumeIntegralInRange<int32_t>(0, 1024);
36 const int32_t byteOffset = fdp.ConsumeIntegral<int32_t>();
37 const int32_t length = fdp.ConsumeIntegral<int32_t>();
38
39 Local<ArrayBufferRef> ref = ArrayBufferRef::New(vm, bufferSize);
40 Local<Uint32ArrayRef> typedArray = Uint32ArrayRef::New(vm, ref, byteOffset, length);
41 typedArray->ByteLength(vm);
42 JSNApi::DestroyJSVM(vm);
43 }
44 }
45
46 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)47 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
48 {
49 // Run your code on data.
50 OHOS::Uint32ArrayRefByteLengthFuzzTest(data, size);
51 return 0;
52 }