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 "trycatch_fuzzer.h"
17#include "ecmascript/base/string_helper.h"
18#include "ecmascript/napi/include/dfx_jsnapi.h"
19#include "ecmascript/napi/include/jsnapi.h"
20
21using namespace panda;
22using namespace panda::ecmascript;
23
24namespace OHOS {
25    void TryCatchNewFuzzerTest([[maybe_unused]]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            LOG_ECMA(ERROR) << "illegal input!";
32            return;
33        }
34        TryCatch trycatch(vm);
35        JSNApi::DestroyJSVM(vm);
36    }
37
38    void TryCatchHasCaughtFuzzerTest([[maybe_unused]]const uint8_t* data, size_t size)
39    {
40        RuntimeOption option;
41        option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
42        EcmaVM *vm = JSNApi::CreateJSVM(option);
43        if (size <= 0) {
44            LOG_ECMA(ERROR) << "illegal input!";
45            return;
46        }
47        TryCatch trycatch(vm);
48        trycatch.HasCaught();
49        JSNApi::DestroyJSVM(vm);
50    }
51
52    void TryCatchRethrowFuzzerTest([[maybe_unused]]const uint8_t* data, size_t size)
53    {
54        RuntimeOption option;
55        option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
56        EcmaVM *vm = JSNApi::CreateJSVM(option);
57        if (size <= 0) {
58            LOG_ECMA(ERROR) << "illegal input!";
59            return;
60        }
61        TryCatch trycatch(vm);
62        trycatch.Rethrow();
63        JSNApi::DestroyJSVM(vm);
64    }
65
66    void GetAndClearExceptionFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
67    {
68        RuntimeOption option;
69        option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
70        EcmaVM *vm = JSNApi::CreateJSVM(option);
71        if (size <= 0) {
72            LOG_ECMA(ERROR) << "illegal input!";
73            return;
74        }
75        TryCatch trycatch(vm);
76        trycatch.GetAndClearException();
77        JSNApi::DestroyJSVM(vm);
78    }
79}
80
81// Fuzzer entry point.
82extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
83{
84    // Run your code on data.
85    OHOS::TryCatchNewFuzzerTest(data, size);
86    OHOS::TryCatchHasCaughtFuzzerTest(data, size);
87    OHOS::TryCatchRethrowFuzzerTest(data, size);
88    OHOS::GetAndClearExceptionFuzzTest(data, size);
89    return 0;
90}