1 /*
2  * Copyright (c) 2023-2024 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 "jsnapiinformation_fuzzer.h"
17 #include "ecmascript/base/string_helper.h"
18 #include "ecmascript/js_runtime_options.h"
19 #include "ecmascript/napi/include/jsnapi.h"
20 #include "ecmascript/napi/include/dfx_jsnapi.h"
21 
22 using namespace panda;
23 using namespace panda::ecmascript;
24 
25 namespace OHOS {
JSNApiCreateEcmaVMFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)26 void JSNApiCreateEcmaVMFuzzTest([[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         return;
33     }
34     JSRuntimeOptions runtimeOptions;
35     EcmaVM *workerVm = JSNApi::CreateEcmaVM(runtimeOptions);
36     JSNApi::DestroyJSVM(workerVm);
37     JSNApi::DestroyJSVM(vm);
38 }
39 
JSNApiEnableUserUncaughtErrorHandlerFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)40 void JSNApiEnableUserUncaughtErrorHandlerFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)
41 {
42     RuntimeOption option;
43     option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
44     EcmaVM *vm = JSNApi::CreateJSVM(option);
45     if (size <= 0) {
46         return;
47     }
48     JSNApi::EnableUserUncaughtErrorHandler(vm);
49     JSNApi::DestroyJSVM(vm);
50 }
51 
JSNApiFunctionFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)52 void JSNApiFunctionFuzzTest([[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         return;
59     }
60     std::function<bool(std::string dirPath, uint8_t * *buff, size_t * buffSize)> cb = [](const std::string &inputPath,
61         uint8_t **buff, size_t *buffSize) -> bool {
62         if (inputPath.empty() || buff == nullptr || buffSize == nullptr) {
63             return false;
64         }
65         return false;
66     };
67     JSNApi::DestroyJSVM(vm);
68 }
69 
JSNApiIsMixedDebugEnabledFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)70 void JSNApiIsMixedDebugEnabledFuzzTest([[maybe_unused]]const uint8_t *data, size_t size)
71 {
72     RuntimeOption option;
73     option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
74     EcmaVM *vm = JSNApi::CreateJSVM(option);
75     if (size <= 0) {
76         return;
77     }
78     JSNApi::IsMixedDebugEnabled(vm);
79     JSNApi::DestroyJSVM(vm);
80 }
81 
JSNApiNotifyNativeCallingFuzzTest(const uint8_t *data, size_t size)82 void JSNApiNotifyNativeCallingFuzzTest(const uint8_t *data, size_t size)
83 {
84     RuntimeOption option;
85     option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
86     EcmaVM *vm = JSNApi::CreateJSVM(option);
87     if (data == nullptr || size <= 0) {
88         LOG_ECMA(ERROR) << "illegal input!";
89         return;
90     }
91     JSNApi::NotifyNativeCalling(vm, (void *)data);
92     JSNApi::DestroyJSVM(vm);
93 }
94 }
95 
96 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)97 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
98 {
99     // Run your code on data.
100     OHOS::JSNApiCreateEcmaVMFuzzTest(data, size);
101     OHOS::JSNApiEnableUserUncaughtErrorHandlerFuzzTest(data, size);
102     OHOS::JSNApiFunctionFuzzTest(data, size);
103     OHOS::JSNApiIsMixedDebugEnabledFuzzTest(data, size);
104     OHOS::JSNApiNotifyNativeCallingFuzzTest(data, size);
105     return 0;
106 }