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 "setnativepointerfieldcount_fuzzer.h"
17
18 #include "ecmascript/base/string_helper.h"
19 #include "ecmascript/napi/include/jsnapi.h"
20
21 using namespace panda;
22 using namespace panda::ecmascript;
23
24 namespace OHOS {
SetNativePointerFieldCountFuzzTest(const uint8_t * data,size_t size)25 void SetNativePointerFieldCountFuzzTest(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 (size <= 0) {
31 return;
32 }
33 int32_t key = 0;
34 size_t maxByteLen = 4;
35 if (size > maxByteLen) {
36 size = maxByteLen;
37 }
38 if (memcpy_s(&key, maxByteLen, data, size) != EOK) {
39 std::cout << "memcpy_s failed!";
40 UNREACHABLE();
41 }
42 if (key <= 0 || key > 1024) { // 1024 : 1M in size
43 key = 1024; // 1024 : 1M in size
44 }
45 Local<ObjectRef> object = ObjectRef::New(vm);
46 object->SetNativePointerFieldCount(vm, key);
47 JSNApi::DestroyJSVM(vm);
48 }
49 }
50
51 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)52 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53 {
54 // Run your code on data.
55 OHOS::SetNativePointerFieldCountFuzzTest(data, size);
56 return 0;
57 }