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 "removepasteboardchangedobserver_fuzzer.h"
17
18 #include <fuzzer/FuzzedDataProvider.h>
19
20 #include "pasteboard_client_adapter_impl.h"
21
22 using namespace OHOS::NWeb;
23 using namespace OHOS::MiscServices;
24 namespace OHOS {
25 constexpr int MAX_SET_NUMBER = 1000;
26 class MockPasteboardObserver : public PasteboardObserverAdapter {
27 public:
28 MockPasteboardObserver() = default;
OnPasteboardChanged()29 void OnPasteboardChanged() override {}
30 };
RemovePasteboardChangedObserverFuzzTest(const uint8_t * data,size_t size)31 bool RemovePasteboardChangedObserverFuzzTest(const uint8_t* data, size_t size)
32 {
33 if ((data == nullptr) || (size == 0)) {
34 return false;
35 }
36
37 FuzzedDataProvider dataProvider(data, size);
38 int32_t callbackId = dataProvider.ConsumeIntegralInRange<int32_t>(0, MAX_SET_NUMBER);
39 PasteBoardClientAdapterImpl::GetInstance().RemovePasteboardChangedObserver(callbackId);
40 return true;
41 }
42
AddPasteboardChangedObserverFuzzTest(const uint8_t * data,size_t size)43 bool AddPasteboardChangedObserverFuzzTest(const uint8_t* data, size_t size)
44 {
45 std::shared_ptr<MockPasteboardObserver> callback = std::make_shared<MockPasteboardObserver>();
46 int32_t callbackId = PasteBoardClientAdapterImpl::GetInstance().AddPasteboardChangedObserver(callback);
47 PasteBoardClientAdapterImpl::GetInstance().RemovePasteboardChangedObserver(callbackId);
48 return true;
49 }
50 } // namespace OHOS
51
52 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)53 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
54 {
55 /* Run your code on data */
56 OHOS::RemovePasteboardChangedObserverFuzzTest(data, size);
57 OHOS::AddPasteboardChangedObserverFuzzTest(data, size);
58 return 0;
59 }
60