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 "stringrefwritelatin1_fuzzer.h"
17 #include "ecmascript/base/utf_helper.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 using namespace panda::ecmascript::base::utf_helper;
24
25 namespace OHOS {
StringRefWriteLatin1FuzzTest(const uint8_t * data,size_t size)26 void StringRefWriteLatin1FuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
27 {
28 RuntimeOption option;
29 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
30 EcmaVM *vm = JSNApi::CreateJSVM(option);
31 if (size <= 0) {
32 LOG_ECMA(ERROR) << "illegal input!";
33 return;
34 }
35 Local<StringRef> res = StringRef::StringRef::NewFromUtf8(vm, (char*)data, (int)size);
36 char *value = new char[size]();
37 if (memcpy_s(value, size, data, size) != EOK) {
38 LOG_ECMA(ERROR) << "memcpy_s failed!";
39 UNREACHABLE();
40 }
41 res->WriteLatin1(value, (int)size);
42 delete[] value;
43 value = nullptr;
44 JSNApi::DestroyJSVM(vm);
45 }
46 }
47
48 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)49 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
50 {
51 // Run your code on data.
52 OHOS::StringRefWriteLatin1FuzzTest(data, size);
53 return 0;
54 }