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 "containerstreesetgetlowervalue_fuzzer.h"
17
18 #include "ecmascript/containers/containers_private.h"
19 #include "ecmascript/containers/containers_treeset.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 namespace OHOS {
31
JSObjectCreate(JSThread * thread)32 JSFunction *JSObjectCreate(JSThread *thread)
33 {
34 EcmaVM *ecmaVM = thread->GetEcmaVM();
35 JSHandle<GlobalEnv> globalEnv = ecmaVM->GetGlobalEnv();
36 return globalEnv->GetObjectFunction().GetObject<JSFunction>();
37 }
38
CreateEcmaRuntimeCallInfo(JSThread * thread,uint32_t numArgs)39 EcmaRuntimeCallInfo *CreateEcmaRuntimeCallInfo(JSThread *thread, uint32_t numArgs)
40 {
41 auto factory = thread->GetEcmaVM()->GetFactory();
42 JSHandle<JSTaggedValue> hclass(thread, JSObjectCreate(thread));
43 JSHandle<JSTaggedValue> callee(factory->NewJSObjectByConstructor(JSHandle<JSFunction>::Cast(hclass), hclass));
44 JSHandle<JSTaggedValue> undefined = thread->GlobalConstants()->GetHandledUndefined();
45 EcmaRuntimeCallInfo *objCallInfo =
46 EcmaInterpreter::NewRuntimeCallInfo(thread, undefined, callee, undefined, numArgs);
47 return objCallInfo;
48 }
49
InitializeTreeSetConstructor(JSThread * thread)50 JSTaggedValue InitializeTreeSetConstructor(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::TreeSet)));
64 JSTaggedValue result = ContainersPrivate::Load(objCallInfo);
65 return result;
66 }
67
CreateJSAPITreeSet(JSThread * thread)68 JSHandle<JSAPITreeSet> CreateJSAPITreeSet(JSThread *thread)
69 {
70 JSHandle<JSFunction> newTarget(thread, InitializeTreeSetConstructor(thread));
71 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6);
72 objCallInfo->SetFunction(newTarget.GetTaggedValue());
73 objCallInfo->SetNewTarget(newTarget.GetTaggedValue());
74 objCallInfo->SetThis(JSTaggedValue::Undefined());
75
76 JSTaggedValue result = ContainersTreeSet::TreeSetConstructor(objCallInfo);
77 JSHandle<JSAPITreeSet> set(thread, result);
78 return set;
79 }
80
ContainersTreeSetGetLowerValueFuzzTest(const uint8_t * data,size_t size)81 void ContainersTreeSetGetLowerValueFuzzTest(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 JSThread *thread = vm->GetJSThread();
87 if (size <= 0) {
88 return;
89 }
90 int32_t key = 0;
91 size_t maxByteLen = 4;
92 if (size > maxByteLen) {
93 size = maxByteLen;
94 }
95 if (memcpy_s(&key, maxByteLen, data, size) != EOK) {
96 std::cout << "memcpy_s failed!";
97 UNREACHABLE();
98 }
99
100 JSHandle<JSAPITreeSet> tset = CreateJSAPITreeSet(thread);
101 auto callInfo = CreateEcmaRuntimeCallInfo(thread, 6);
102 callInfo->SetFunction(JSTaggedValue::Undefined());
103 callInfo->SetThis(tset.GetTaggedValue());
104 callInfo->SetCallArg(0, JSTaggedValue(key));
105 ContainersTreeSet::Add(callInfo);
106
107 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6);
108 objCallInfo->SetFunction(JSTaggedValue::Undefined());
109 objCallInfo->SetThis(tset.GetTaggedValue());
110 objCallInfo->SetCallArg(0, JSTaggedValue(key));
111 ContainersTreeSet::GetLowerValue(objCallInfo);
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::ContainersTreeSetGetLowerValueFuzzTest(data, size);
122 return 0;
123 }