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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 "arrayref_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 
21 using namespace panda;
22 using namespace panda::ecmascript;
23 
24 namespace OHOS {
ArrayRefNewFuzzerTest(const uint8_t * data,size_t size)25     void ArrayRefNewFuzzerTest([[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         ArrayRef::New(vm, (uint32_t)size);
35         JSNApi::DestroyJSVM(vm);
36     }
37 
ArrayRefGetValueAtFuzzerTest(const uint8_t * data,size_t size)38     void ArrayRefGetValueAtFuzzerTest([[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         Local<ObjectRef> globalObject = JSNApi::GetGlobalObject(vm);
44         Local<ArrayRef> property = ArrayRef::New(vm, (uint32_t)size);
45         if (size <= 0) {
46             LOG_ECMA(ERROR) << "illegal input!";
47             return;
48         }
49         [[maybe_unused]]Local<JSValueRef> value = property->GetValueAt(vm, globalObject, (uint32_t)size);
50         JSNApi::DestroyJSVM(vm);
51     }
52 
ArrayRefLengthFuzzerTest(const uint8_t * data,size_t size)53     void ArrayRefLengthFuzzerTest([[maybe_unused]]const uint8_t* data, size_t size)
54     {
55         RuntimeOption option;
56         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
57         EcmaVM *vm = JSNApi::CreateJSVM(option);
58         if (size <= 0) {
59             LOG_ECMA(ERROR) << "illegal input!";
60             return;
61         }
62         Local<ArrayRef> property = ArrayRef::New(vm, (uint32_t)size);
63         property->Length(vm);
64         JSNApi::DestroyJSVM(vm);
65     }
66 
ArrayRefSetValueAtFuzzerTest(const uint8_t * data,size_t size)67     void ArrayRefSetValueAtFuzzerTest([[maybe_unused]]const uint8_t* data, size_t size)
68     {
69         RuntimeOption option;
70         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
71         EcmaVM *vm = JSNApi::CreateJSVM(option);
72         if (size <= 0) {
73             LOG_ECMA(ERROR) << "illegal input!";
74             return;
75         }
76         Local<ObjectRef> globalObject = JSNApi::GetGlobalObject(vm);
77         Local<ArrayRef> property = ArrayRef::New(vm, (uint32_t)size);
78         Local<JSValueRef> value = ObjectRef::New(vm);
79         [[maybe_unused]]bool result = property->SetValueAt(vm, globalObject, (uint32_t)size, value);
80         JSNApi::DestroyJSVM(vm);
81     }
82 }
83 
84 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)85 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
86 {
87     // Run your code on data.
88     OHOS::ArrayRefNewFuzzerTest(data, size);
89     OHOS::ArrayRefGetValueAtFuzzerTest(data, size);
90     OHOS::ArrayRefLengthFuzzerTest(data, size);
91     OHOS::ArrayRefSetValueAtFuzzerTest(data, size);
92     return 0;
93 }