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 "receiveevent_fuzzer.h"
17
18 #include <cstring>
19 #include <securec.h>
20
21 #include "battery_mgr_client_adapter_impl.h"
22
23 using namespace OHOS::NWeb;
24 using namespace OHOS::EventFwk;
25
26 namespace OHOS {
27 namespace {
28 class EmptyCallback : public WebBatteryEventCallback {
29 public:
30 EmptyCallback() = default;
31
32 private:
BatteryInfoChanged(std::shared_ptr<WebBatteryInfo>)33 void BatteryInfoChanged(std::shared_ptr<WebBatteryInfo>) {}
34 };
35 } // namespace
ReceiveEventFuzzTest(const uint8_t * data,size_t size)36 bool ReceiveEventFuzzTest(const uint8_t* data, size_t size)
37 {
38 if ((data == nullptr) || (size == 0)) {
39 return false;
40 }
41 CommonEventSubscribeInfo subscribe;
42 std::shared_ptr<WebBatteryEventCallback> eventCallback = std::make_shared<EmptyCallback>();
43 NWebBatteryEventSubscriber batter(subscribe, eventCallback);
44 CommonEventData receive;
45 size_t callCount = data[0] % 10;
46 for (size_t i = 0; i < callCount; i++) {
47 batter.OnReceiveEvent(receive);
48 }
49 batter.OnReceiveEvent(receive);
50 return true;
51 }
52 } // namespace OHOS
53
54 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)55 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
56 {
57 /* Run your code on data */
58 OHOS::ReceiveEventFuzzTest(data, size);
59 return 0;
60 }
61