1 /*
2 * Copyright (c) 2022 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 "containershashsetisempty_fuzzer.h"
17
18 #include "ecmascript/containers/containers_hashset.h"
19 #include "ecmascript/containers/containers_private.h"
20 #include "ecmascript/ecma_string-inl.h"
21 #include "ecmascript/ecma_vm.h"
22 #include "ecmascript/global_env.h"
23 #include "ecmascript/js_handle.h"
24 #include "ecmascript/napi/include/jsnapi.h"
25
26 using namespace panda;
27 using namespace panda::ecmascript;
28 using namespace panda::ecmascript::containers;
29
30 #define MAXBYTELEN sizeof(uint32_t)
31
32 namespace OHOS {
33
JSObjectCreate(JSThread * thread)34 JSFunction *JSObjectCreate(JSThread *thread)
35 {
36 EcmaVM *ecmaVM = thread->GetEcmaVM();
37 JSHandle<GlobalEnv> globalEnv = ecmaVM->GetGlobalEnv();
38 return globalEnv->GetObjectFunction().GetObject<JSFunction>();
39 }
40
CreateEcmaRuntimeCallInfo(JSThread * thread,uint32_t numArgs)41 EcmaRuntimeCallInfo *CreateEcmaRuntimeCallInfo(JSThread *thread, uint32_t numArgs)
42 {
43 auto factory = thread->GetEcmaVM()->GetFactory();
44 JSHandle<JSTaggedValue> hclass(thread, JSObjectCreate(thread));
45 JSHandle<JSTaggedValue> callee(factory->NewJSObjectByConstructor(JSHandle<JSFunction>::Cast(hclass), hclass));
46 JSHandle<JSTaggedValue> undefined = thread->GlobalConstants()->GetHandledUndefined();
47 EcmaRuntimeCallInfo *objCallInfo =
48 EcmaInterpreter::NewRuntimeCallInfo(thread, undefined, callee, undefined, numArgs);
49 return objCallInfo;
50 }
InitializeHashSetConstructor(JSThread * thread)51 JSTaggedValue InitializeHashSetConstructor(JSThread *thread)
52 {
53 ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
54 JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
55
56 JSHandle<JSTaggedValue> globalObject = env->GetJSGlobalObject();
57 JSHandle<JSTaggedValue> key(factory->NewFromASCII("ArkPrivate"));
58 JSHandle<JSTaggedValue> value =
59 JSObject::GetProperty(thread, JSHandle<JSTaggedValue>(globalObject), key).GetValue();
60
61 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6);
62 objCallInfo->SetFunction(JSTaggedValue::Undefined());
63 objCallInfo->SetThis(value.GetTaggedValue());
64 objCallInfo->SetCallArg(0, JSTaggedValue(static_cast<int>(ContainerTag::HashSet)));
65 JSTaggedValue result = ContainersPrivate::Load(objCallInfo);
66 return result;
67 }
68
CreateJSAPIHashSet(JSThread * thread)69 JSHandle<JSAPIHashSet> CreateJSAPIHashSet(JSThread *thread)
70 {
71 JSHandle<JSFunction> newTarget(thread, InitializeHashSetConstructor(thread));
72 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 4);
73 objCallInfo->SetFunction(newTarget.GetTaggedValue());
74 objCallInfo->SetNewTarget(newTarget.GetTaggedValue());
75 objCallInfo->SetThis(JSTaggedValue::Undefined());
76
77 JSTaggedValue result = ContainersHashSet::HashSetConstructor(objCallInfo);
78 JSHandle<JSAPIHashSet> map(thread, result);
79 return map;
80 }
81
ContainersHashSetIsEmptyFuzzTest(const uint8_t * data,size_t size)82 void ContainersHashSetIsEmptyFuzzTest(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 auto thread = vm->GetAssociatedJSThread();
88
89 uint32_t input;
90 if (size <= 0) {
91 return;
92 }
93 if (size > MAXBYTELEN) {
94 size = MAXBYTELEN;
95 }
96 if (memcpy_s(&input, MAXBYTELEN, data, size) != 0) {
97 std::cout << "memcpy_s failed!";
98 UNREACHABLE();
99 }
100
101 JSHandle<JSAPIHashSet> hashSet = CreateJSAPIHashSet(thread);
102 EcmaRuntimeCallInfo *callInfo = CreateEcmaRuntimeCallInfo(thread, 6);
103 callInfo->SetFunction(JSTaggedValue::Undefined());
104 callInfo->SetThis(hashSet.GetTaggedValue());
105 callInfo->SetCallArg(0, JSTaggedValue(input));
106 [[maybe_unused]] JSTaggedValue resultAdd = ContainersHashSet::Add(callInfo);
107
108 EcmaRuntimeCallInfo *callInfoIsEmpty = CreateEcmaRuntimeCallInfo(thread, 6);
109 callInfoIsEmpty->SetFunction(JSTaggedValue::Undefined());
110 callInfoIsEmpty->SetThis(hashSet.GetTaggedValue());
111 [[maybe_unused]] JSTaggedValue resultIsEmpty = ContainersHashSet::IsEmpty(callInfoIsEmpty);
112
113 JSNApi::DestroyJSVM(vm);
114 }
115 }
116
117 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)118 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
119 {
120 // Run your code on data.
121 OHOS::ContainersHashSetIsEmptyFuzzTest(data, size);
122 return 0;
123 }