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 "batteryevent_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
25 namespace OHOS {
26 namespace {
27 class EmptyCallback : public WebBatteryEventCallback {
28 public:
29 EmptyCallback() = default;
30
31 private:
BatteryInfoChanged(std::shared_ptr<WebBatteryInfo>)32 void BatteryInfoChanged(std::shared_ptr<WebBatteryInfo>) {}
33 };
34 } // namespace
BatteryEventFuzzTest(const uint8_t * data,size_t size)35 bool BatteryEventFuzzTest(const uint8_t* data, size_t size)
36 {
37 if ((data == nullptr) || (size == 0)) {
38 return false;
39 }
40 size_t callCount = data[0] % 10;
41 for (size_t i = 0; i < callCount; i++) {
42 BatteryMgrClientAdapterImpl battery;
43 std::shared_ptr<WebBatteryEventCallback> callback = std::make_shared<EmptyCallback>();
44 battery.RegBatteryEvent(callback);
45 }
46 BatteryMgrClientAdapterImpl battery;
47 std::shared_ptr<WebBatteryEventCallback> callback = std::make_shared<EmptyCallback>();
48 battery.RegBatteryEvent(callback);
49 return true;
50 }
51 } // namespace OHOS
52
53 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)54 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
55 {
56 /* Run your code on data */
57 OHOS::BatteryEventFuzzTest(data, size);
58 return 0;
59 }
60