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 "jsvaluerefobject_fuzzer.h"
17 #include "ecmascript/base/string_helper.h"
18 #include "ecmascript/js_function.h"
19 #include "ecmascript/napi/include/dfx_jsnapi.h"
20 #include "ecmascript/napi/include/jsnapi.h"
21 #include "ecmascript/napi/jsnapi_helper.h"
22 #include "ecmascript/object_factory.h"
23 
24 using namespace panda;
25 using namespace panda::ecmascript;
26 
27 namespace OHOS {
JSValueRefIsSymbolFuzzTest(const uint8_t* data, size_t size)28     void JSValueRefIsSymbolFuzzTest(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         if (data == nullptr || size <= 0) {
34             LOG_ECMA(ERROR) << "illegal input!";
35             return;
36         }
37         Local<StringRef> description = StringRef::NewFromUtf8(vm, (char*)data, size);
38         Local<SymbolRef> symbol = SymbolRef::New(vm, description);
39         symbol->IsSymbol(vm);
40         JSNApi::DestroyJSVM(vm);
41     }
42 
JSValueRefIsBigIntFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)43     void JSValueRefIsBigIntFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
44     {
45         RuntimeOption option;
46         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
47         EcmaVM *vm = JSNApi::CreateJSVM(option);
48         if (size <= 0) {
49             LOG_ECMA(ERROR) << "illegal input!";
50             return;
51         }
52         constexpr int input = 2147483646;
53         Local<IntegerRef> intValue = IntegerRef::New(vm, input);
54         [[maybe_unused]]bool res = intValue->IsBigInt(vm);
55         JSNApi::DestroyJSVM(vm);
56     }
57 
JSValueRefIsObjectFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)58     void JSValueRefIsObjectFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
59     {
60         RuntimeOption option;
61         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
62         EcmaVM *vm = JSNApi::CreateJSVM(option);
63         if (size <= 0) {
64             LOG_ECMA(ERROR) << "illegal input!";
65             return;
66         }
67         Local<JSValueRef> res = IntegerRef::New(vm, (int)size);
68         [[maybe_unused]]bool result = res->IsObject(vm);
69         JSNApi::DestroyJSVM(vm);
70     }
71 
IsArgumentsObjectFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)72     void IsArgumentsObjectFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
73     {
74         RuntimeOption option;
75         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
76         EcmaVM *vm = JSNApi::CreateJSVM(option);
77         {
78             JsiFastNativeScope scope(vm);
79             if (size <= 0) {
80                 LOG_ECMA(ERROR) << "illegal input!";
81                 return;
82             }
83             ObjectFactory *factory = vm->GetFactory();
84             JSHandle<JSArguments> obj = factory->NewJSArguments();
85             JSHandle<JSTaggedValue> argumentTag = JSHandle<JSTaggedValue>::Cast(obj);
86             JSNApiHelper::ToLocal<ObjectRef>(argumentTag)->IsArgumentsObject(vm);
87         }
88         JSNApi::DestroyJSVM(vm);
89     }
90 
IsJSPrimitiveBooleanFuzzTest(const uint8_t* data, size_t size)91     void IsJSPrimitiveBooleanFuzzTest(const uint8_t* data, size_t size)
92     {
93         RuntimeOption option;
94         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
95         EcmaVM *vm = JSNApi::CreateJSVM(option);
96         if (data == nullptr || size <= 0) {
97             LOG_ECMA(ERROR) << "illegal input!";
98             return;
99         }
100         int length = size / sizeof(char16_t);
101         Local<StringRef> obj =  StringRef::NewFromUtf16(vm, (char16_t*)data, length);
102         obj->IsJSPrimitiveBoolean(vm);
103         JSNApi::DestroyJSVM(vm);
104     }
105 
IsGeneratorFunctionFuzzTest(const uint8_t* data, size_t size)106     void IsGeneratorFunctionFuzzTest(const uint8_t* data, size_t size)
107     {
108         RuntimeOption option;
109         option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
110         EcmaVM *vm = JSNApi::CreateJSVM(option);
111         if (data == nullptr || size <= 0) {
112             LOG_ECMA(ERROR) << "illegal input!";
113             return;
114         }
115         int length = size / sizeof(char16_t);
116         Local<StringRef> obj = StringRef::NewFromUtf16(vm, (char16_t*)data, length);
117         obj->IsGeneratorFunction(vm);
118         JSNApi::DestroyJSVM(vm);
119     }
120 
IsMapIteratorFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)121     void IsMapIteratorFuzzTest([[maybe_unused]]const uint8_t* data, size_t size)
122     {
123         JSRuntimeOptions option;
124         EcmaVM *vm = JSNApi::CreateEcmaVM(option);
125         if (size <= 0) {
126             LOG_ECMA(ERROR) << "illegal input!";
127             return;
128         }
129         Local<JSValueRef> object = IntegerRef::New(vm, (int)size);
130         object->IsMapIterator(vm);
131         JSNApi::DestroyJSVM(vm);
132     }
133 }
134 
135 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)136 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
137 {
138     // Run your code on data.
139     OHOS::JSValueRefIsSymbolFuzzTest(data, size);
140     OHOS::JSValueRefIsBigIntFuzzTest(data, size);
141     OHOS::JSValueRefIsObjectFuzzTest(data, size);
142     OHOS::IsArgumentsObjectFuzzTest(data, size);
143     OHOS::IsJSPrimitiveBooleanFuzzTest(data, size);
144     OHOS::IsGeneratorFunctionFuzzTest(data, size);
145     OHOS::IsMapIteratorFuzzTest(data, size);
146     return 0;
147 }