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 "integerrefnewvalue_fuzzer.h"
17#include "ecmascript/base/string_helper.h"
18#include "ecmascript/ecma_string-inl.h"
19#include "ecmascript/napi/include/jsnapi.h"
20
21using namespace panda;
22using namespace panda::ecmascript;
23
24#define MAXBYTELEN sizeof(uint32_t)
25#define MAXBYTELENS sizeof(int32_t)
26
27namespace OHOS {
28void IntegerRefNewValueFuzzTest(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    unsigned int number = 123;
34    if (data == nullptr || size <= 0) {
35        std::cout << "illegal input!";
36        return;
37    }
38    if (size > MAXBYTELEN) {
39        size = MAXBYTELEN;
40    }
41    if (memcpy_s(&number, MAXBYTELEN, data, size) != 0) {
42        std::cout << "memcpy_s failed!";
43        UNREACHABLE();
44    }
45    Local<JSValueRef> targetUInt = IntegerRef::NewFromUnsigned(vm, number);
46    targetUInt->Uint32Value(vm);
47
48    int value = 0;
49    if (memcpy_s(&value, MAXBYTELENS, data, size) != 0) {
50        std::cout << "memcpy_s failed!";
51        UNREACHABLE();
52    }
53    Local<IntegerRef> res = IntegerRef::New(vm, value);
54    res->Value();
55    JSNApi::DestroyJSVM(vm);
56}
57}
58
59// Fuzzer entry point.
60extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
61{
62    // Run your code on data.
63    OHOS::IntegerRefNewValueFuzzTest(data, size);
64    return 0;
65}