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 "containersstackforeach_fuzzer.h"
17 #include "ecmascript/containers/containers_stack.h"
18 #include "ecmascript/containers/containers_private.h"
19 #include "ecmascript/ecma_string-inl.h"
20 #include "ecmascript/ecma_vm.h"
21 #include "ecmascript/global_env.h"
22 #include "ecmascript/js_handle.h"
23 #include "ecmascript/napi/include/jsnapi.h"
24
25 using namespace panda;
26 using namespace panda::test;
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 }
50
InitializeStackConstructor(JSThread * thread)51 JSTaggedValue InitializeStackConstructor(JSThread *thread)
52 {
53 auto factory = thread->GetEcmaVM()->GetFactory();
54 JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
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 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6); // 6 : means the argv length
60 objCallInfo->SetFunction(JSTaggedValue::Undefined());
61 objCallInfo->SetThis(value.GetTaggedValue());
62 objCallInfo->SetCallArg(0, JSTaggedValue(static_cast<int>(ContainerTag::Stack)));
63 JSTaggedValue result = ContainersPrivate::Load(objCallInfo);
64 return result;
65 }
66
TestForEachFunc(EcmaRuntimeCallInfo * argv)67 JSTaggedValue TestForEachFunc([[maybe_unused]] EcmaRuntimeCallInfo *argv)
68 {
69 return JSTaggedValue::True();
70 }
71
CreateJSAPIStack(JSThread * thread,JSTaggedValue compare=JSTaggedValue::Undefined ())72 JSHandle<JSAPIStack> CreateJSAPIStack(JSThread *thread, JSTaggedValue compare = JSTaggedValue::Undefined())
73 {
74 JSHandle<JSTaggedValue> compareHandle(thread, compare);
75 JSHandle<JSFunction> newTarget(thread, InitializeStackConstructor(thread));
76 auto objCallInfo = CreateEcmaRuntimeCallInfo(thread, 6); // 6 : means the argv length
77 objCallInfo->SetFunction(newTarget.GetTaggedValue());
78 objCallInfo->SetNewTarget(newTarget.GetTaggedValue());
79 objCallInfo->SetThis(JSTaggedValue::Undefined());
80 objCallInfo->SetCallArg(0, compareHandle.GetTaggedValue());
81 JSTaggedValue result = ContainersStack::StackConstructor(objCallInfo);
82 JSHandle<JSAPIStack> stack(thread, result);
83 return stack;
84 }
85
ContainersStackForEachFuzzTest(const uint8_t * data,size_t size)86 void ContainersStackForEachFuzzTest(const uint8_t* data, size_t size)
87 {
88 RuntimeOption option;
89 option.SetLogLevel(RuntimeOption::LOG_LEVEL::ERROR);
90 EcmaVM *vm = JSNApi::CreateJSVM(option);
91 auto thread = vm->GetAssociatedJSThread();
92
93 if (size <= 0) {
94 return;
95 }
96 double input = 0;
97 if (size > MAXBYTELEN) {
98 size = MAXBYTELEN;
99 }
100 if (memcpy_s(&input, MAXBYTELEN, data, size) != 0) {
101 std::cout << "memcpy_s failed!";
102 UNREACHABLE();
103 }
104
105 JSHandle<JSAPIStack> stack = CreateJSAPIStack(thread);
106 {
107 EcmaRuntimeCallInfo *callInfo = CreateEcmaRuntimeCallInfo(thread, 8); // 8 : means the argv length
108 callInfo->SetFunction(JSTaggedValue::Undefined());
109 callInfo->SetThis(stack.GetTaggedValue());
110 callInfo->SetCallArg(0, JSTaggedValue(input));
111 ContainersStack::Push(callInfo);
112 }
113
114 ObjectFactory *factory = thread->GetEcmaVM()->GetFactory();
115 JSHandle<JSAPIStack> dlist = CreateJSAPIStack(thread);
116 {
117 JSHandle<GlobalEnv> env = thread->GetEcmaVM()->GetGlobalEnv();
118 JSHandle<JSFunction> func = factory->NewJSFunction(env, reinterpret_cast<void *>(TestForEachFunc));
119 EcmaRuntimeCallInfo *callInfo = CreateEcmaRuntimeCallInfo(thread, 8); // 8 : means the argv length
120 callInfo->SetFunction(JSTaggedValue::Undefined());
121 callInfo->SetThis(stack.GetTaggedValue());
122 callInfo->SetCallArg(0, func.GetTaggedValue());
123 callInfo->SetCallArg(1, dlist.GetTaggedValue());
124 ContainersStack::ForEach(callInfo);
125 }
126 JSNApi::DestroyJSVM(vm);
127 }
128 }
129
130 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)131 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
132 {
133 // Run your code on data.
134 OHOS::ContainersStackForEachFuzzTest(data, size);
135 return 0;
136 }