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 "containerslistgetiteratorobj_fuzzer.h"
17
18 #include "ecmascript/containers/containers_list.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/js_tagged_value.h"
25 #include "ecmascript/napi/include/jsnapi.h"
26
27 using namespace panda;
28 using namespace panda::test;
29 using namespace panda::ecmascript;
30 using namespace panda::ecmascript::containers;
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 }
50
CreateEcmaRuntimeCallInfo(JSThread * thread,JSTaggedValue newTgt,uint32_t argvLength)51 EcmaRuntimeCallInfo* CreateEcmaRuntimeCallInfo(JSThread *thread, JSTaggedValue newTgt, uint32_t argvLength)
52 {
53 const uint8_t testDecodedSize = 2;
54 int32_t numActualArgs = argvLength / testDecodedSize + 1;
55 JSTaggedType *sp = const_cast<JSTaggedType *>(thread->GetCurrentSPFrame());
56
57 size_t frameSize = 0;
58 if (thread->IsAsmInterpreter()) {
59 frameSize = InterpretedEntryFrame::NumOfMembers() + numActualArgs;
60 } else {
61 frameSize = InterpretedFrame::NumOfMembers() + numActualArgs;
62 }
63 JSTaggedType *newSp = sp - frameSize; // NOLINT(cppcoreguidelines-pro-bounds-pointer-arithmetic)
64 for (int i = numActualArgs; i > 0; i--) {
65 newSp[i - 1] = JSTaggedValue::Undefined().GetRawData();
66 }
67 EcmaRuntimeCallInfo *ecmaRuntimeCallInfo = reinterpret_cast<EcmaRuntimeCallInfo *>(newSp - 2);
68 *(--newSp) = numActualArgs;
69 *(--newSp) = panda::ecmascript::ToUintPtr(thread);
70 ecmaRuntimeCallInfo->SetNewTarget(newTgt);
71 return ecmaRuntimeCallInfo;
72 }
73
InitializeContainersList(JSThread * thread)74 JSTaggedValue InitializeContainersList(JSThread *thread)
75 {
76 auto factory = thread->GetEcmaVM()->GetFactory();
77 JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
78 JSHandle<JSTaggedValue> globalObject = env->GetJSGlobalObject();
79 JSHandle<JSTaggedValue> key(factory->NewFromASCII("ArkPrivate"));
80 JSHandle<JSTaggedValue> value =
81 JSObject::GetProperty(thread, JSHandle<JSTaggedValue>(globalObject), key).GetValue();
82
83 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6); // 6 : means the argv length
84 objCallInfo->SetFunction(JSTaggedValue::Undefined());
85 objCallInfo->SetThis(value.GetTaggedValue());
86 objCallInfo->SetCallArg(0, JSTaggedValue(static_cast<int>(ContainerTag::List))); // 0 means the argument
87 JSTaggedValue result = ContainersPrivate::Load(objCallInfo);
88
89 return result;
90 }
91
CreateJSAPIList(JSThread * thread)92 JSHandle<JSAPIList> CreateJSAPIList(JSThread *thread)
93 {
94 JSHandle<JSFunction> newTarget(thread, InitializeContainersList(thread));
95 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 4); // 4 : means the argv length
96 objCallInfo->SetFunction(newTarget.GetTaggedValue());
97 objCallInfo->SetNewTarget(newTarget.GetTaggedValue());
98 objCallInfo->SetThis(JSTaggedValue::Undefined());
99 JSTaggedValue result = ContainersList::Add(objCallInfo);
100 JSHandle<JSAPIList> map(thread, result);
101 return map;
102 }
103
ContainerslistGetIteratorObjFuzzTest(const uint8_t * data,size_t size)104 void ContainerslistGetIteratorObjFuzzTest(const uint8_t* data, size_t size)
105 {
106 RuntimeOption option;
107 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
108 EcmaVM *vm = JSNApi::CreateJSVM(option);
109 auto thread = vm->GetAssociatedJSThread();
110
111 if (size <= 0) {
112 return;
113 }
114 double input = 0;
115 const double MAXBYTELEN = 8;
116 if (size > MAXBYTELEN) {
117 size = MAXBYTELEN;
118 }
119 if (JSTaggedValue::IsImpureNaN(input)) {
120 return;
121 }
122 if (memcpy_s(&input, MAXBYTELEN, data, size) != 0) {
123 std::cout << "memcpy_s failed!";
124 UNREACHABLE();
125 }
126 JSHandle<JSAPIList> list = CreateJSAPIList(thread);
127 auto callInfo = CreateEcmaRuntimeCallInfo(thread, 6); // 6 : means the argv length
128 callInfo->SetFunction(JSTaggedValue::Undefined());
129 callInfo->SetThis(list.GetTaggedValue());
130 callInfo->SetCallArg(0, JSTaggedValue(input));
131 callInfo->SetCallArg(1, JSTaggedValue(input));
132 ContainersList::Add(callInfo);
133 auto callInfo1 = CreateEcmaRuntimeCallInfo(thread, 6); // 6 : means the argv length
134 callInfo1->SetFunction(JSTaggedValue::Undefined());
135 callInfo1->SetThis(list.GetTaggedValue());
136 ContainersList::GetIteratorObj(callInfo1);
137 JSNApi::DestroyJSVM(vm);
138 }
139 }
140
141 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)142 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
143 {
144 // Run your code on data.
145 OHOS::ContainerslistGetIteratorObjFuzzTest(data, size);
146 return 0;
147 }