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 "containershashsetforeach_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 {
JSObjectCreate(JSThread * thread)33 JSFunction *JSObjectCreate(JSThread *thread)
34 {
35 EcmaVM *ecmaVM = thread->GetEcmaVM();
36 JSHandle<GlobalEnv> globalEnv = ecmaVM->GetGlobalEnv();
37 return globalEnv->GetObjectFunction().GetObject<JSFunction>();
38 }
39
CreateEcmaRuntimeCallInfo(JSThread * thread,uint32_t numArgs)40 EcmaRuntimeCallInfo *CreateEcmaRuntimeCallInfo(JSThread *thread, uint32_t numArgs)
41 {
42 auto factory = thread->GetEcmaVM()->GetFactory();
43 JSHandle<JSTaggedValue> hclass(thread, JSObjectCreate(thread));
44 JSHandle<JSTaggedValue> callee(factory->NewJSObjectByConstructor(JSHandle<JSFunction>::Cast(hclass), hclass));
45 JSHandle<JSTaggedValue> undefined = thread->GlobalConstants()->GetHandledUndefined();
46 EcmaRuntimeCallInfo *objCallInfo =
47 EcmaInterpreter::NewRuntimeCallInfo(thread, undefined, callee, undefined, numArgs);
48 return objCallInfo;
49 }
InitializeHashSetConstructor(JSThread * thread)50 JSTaggedValue InitializeHashSetConstructor(JSThread *thread)
51 {
52 ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
53 JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
54
55 JSHandle<JSTaggedValue> globalObject = env->GetJSGlobalObject();
56 JSHandle<JSTaggedValue> key(factory->NewFromASCII("ArkPrivate"));
57 JSHandle<JSTaggedValue> value =
58 JSObject::GetProperty(thread, JSHandle<JSTaggedValue>(globalObject), key).GetValue();
59
60 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6);
61 objCallInfo->SetFunction(JSTaggedValue::Undefined());
62 objCallInfo->SetThis(value.GetTaggedValue());
63 objCallInfo->SetCallArg(0, JSTaggedValue(static_cast<int>(ContainerTag::HashSet)));
64 JSTaggedValue result = ContainersPrivate::Load(objCallInfo);
65 return result;
66 }
67
CreateJSAPIHashSet(JSThread * thread)68 JSHandle<JSAPIHashSet> CreateJSAPIHashSet(JSThread *thread)
69 {
70 JSHandle<JSFunction> newTarget(thread, InitializeHashSetConstructor(thread));
71 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 4);
72 objCallInfo->SetFunction(newTarget.GetTaggedValue());
73 objCallInfo->SetNewTarget(newTarget.GetTaggedValue());
74 objCallInfo->SetThis(JSTaggedValue::Undefined());
75
76 JSTaggedValue result = ContainersHashSet::HashSetConstructor(objCallInfo);
77 JSHandle<JSAPIHashSet> map(thread, result);
78 return map;
79 }
80
ContainersHashSetForEachFuzzTest(const uint8_t * data,size_t size)81 void ContainersHashSetForEachFuzzTest(const uint8_t* data, size_t size)
82 {
83 RuntimeOption option;
84 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
85 EcmaVM *vm = JSNApi::CreateJSVM(option);
86 {
87 JsiFastNativeScope scope(vm);
88 auto thread = vm->GetAssociatedJSThread();
89
90 uint32_t input;
91 if (size <= 0) {
92 return;
93 }
94 if (size > MAXBYTELEN) {
95 size = MAXBYTELEN;
96 }
97 if (memcpy_s(&input, MAXBYTELEN, data, size) != 0) {
98 std::cout << "memcpy_s failed!";
99 UNREACHABLE();
100 }
101
102 JSHandle<JSAPIHashSet> hashSet = CreateJSAPIHashSet(thread);
103 EcmaRuntimeCallInfo *callInfo = CreateEcmaRuntimeCallInfo(thread, 6);
104 callInfo->SetFunction(JSTaggedValue::Undefined());
105 callInfo->SetThis(hashSet.GetTaggedValue());
106 callInfo->SetCallArg(0, JSTaggedValue(input));
107 [[maybe_unused]] JSTaggedValue resultAdd = ContainersHashSet::Add(callInfo);
108
109 EcmaRuntimeCallInfo *callInfoValues = CreateEcmaRuntimeCallInfo(thread, 6);
110 callInfoValues->SetFunction(JSTaggedValue::Undefined());
111 callInfoValues->SetThis(hashSet.GetTaggedValue());
112 ContainersHashSet::ForEach(callInfoValues);
113 }
114 JSNApi::DestroyJSVM(vm);
115 }
116 }
117
118 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)119 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
120 {
121 // Run your code on data.
122 OHOS::ContainersHashSetForEachFuzzTest(data, size);
123 return 0;
124 }