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 "stringrefwriteutf8_fuzzer.h"
17
18 #include "ecmascript/base/string_helper.h"
19 #include "ecmascript/base/utf_helper.h"
20 #include "ecmascript/napi/include/jsnapi.h"
21
22 using namespace panda;
23 using namespace panda::ecmascript;
24 using namespace panda::ecmascript::base::utf_helper;
25
26 bool createstatus = true;
27 namespace OHOS {
StringRefWriteUtf8FuzzTest(const uint8_t * data,size_t size)28 void StringRefWriteUtf8FuzzTest(const uint8_t* data, size_t size)
29 {
30 RuntimeOption option;
31 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
32 EcmaVM *vm = JSNApi::CreateJSVM(option);
33 if (size <= 0) {
34 return;
35 }
36 Local<StringRef> res = StringRef::StringRef::NewFromUtf8(vm, (char*)data, (int)size);
37 char *value = new char[size]();
38 if (memcpy_s(value, size, data, size) != EOK) {
39 std::cout << "memcpy_s failed!";
40 UNREACHABLE();
41 }
42 res->WriteUtf8(value, (int)size);
43 delete[] value;
44 value = nullptr;
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::StringRefWriteUtf8FuzzTest(data, size);
54 return 0;
55 }