1 /*
2 * Copyright (c) 2023 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 <fuzzer/FuzzedDataProvider.h>
17 #include "setrefgetsize_fuzzer.h"
18 #include "ecmascript/base/string_helper.h"
19 #include "ecmascript/ecma_vm.h"
20 #include "ecmascript/global_env.h"
21 #include "ecmascript/js_handle.h"
22 #include "ecmascript/js_set.h"
23 #include "ecmascript/js_tagged_value.h"
24 #include "ecmascript/linked_hash_table.h"
25 #include "ecmascript/napi/include/jsnapi.h"
26 #include "ecmascript/napi/jsnapi_helper.h"
27 #include "ecmascript/object_factory.h"
28
29 using namespace panda;
30 using namespace panda::ecmascript;
31
32 namespace OHOS {
SetRefGetSizeFuzztest(const uint8_t * data,size_t size)33 void SetRefGetSizeFuzztest(const uint8_t *data, size_t size)
34 {
35 RuntimeOption option;
36 option.SetLogLevel(common::LOG_LEVEL::ERROR);
37 EcmaVM *vm = JSNApi::CreateJSVM(option);
38 {
39 JsiFastNativeScope scope(vm);
40 if (size <= 0) {
41 LOG_ECMA(ERROR) << "illegal input!";
42 return;
43 }
44 ObjectFactory *factory = vm->GetFactory();
45 JSHandle<GlobalEnv> env = vm->GetGlobalEnv();
46 JSHandle<JSTaggedValue> constructor = env->GetBuiltinsSetFunction();
47 JSHandle<JSSet> jsSet =
48 JSHandle<JSSet>::Cast(factory->NewJSObjectByConstructor(JSHandle<JSFunction>(constructor), constructor));
49 JSHandle<LinkedHashSet> hashSet = LinkedHashSet::Create(vm->GetJSThread());
50 jsSet->SetLinkedSet(vm->GetJSThread(), hashSet);
51 JSHandle<JSTaggedValue> setTag = JSHandle<JSTaggedValue>::Cast(jsSet);
52 Local<SetRef> set = JSNApiHelper::ToLocal<SetRef>(setTag);
53 FuzzedDataProvider fdp(data, size);
54 std::string str = fdp.ConsumeRandomLengthString(1024);
55 JSHandle<JSTaggedValue> firstValue(factory->NewFromStdString(str));
56 JSSet::Add(vm->GetJSThread(), jsSet, firstValue);
57 set->GetSize(vm);
58 }
59 JSNApi::DestroyJSVM(vm);
60 }
61 }
62
63 // Fuzzer entry point.
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)64 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
65 {
66 // Run your code on data.
67 OHOS::SetRefGetSizeFuzztest(data, size);
68 return 0;
69 }