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 "common_event_proxy.h"
17 #include "common_event_listener.h"
18 #include "commoneventproxy_fuzzer.h"
19 #include "fuzz_common_base.h"
20 
21 namespace OHOS {
22 namespace {
23     constexpr size_t U32_AT_SIZE = 4;
24 }
DoSomethingInterestingWithMyAPI(FuzzData fuzzData)25 bool DoSomethingInterestingWithMyAPI(FuzzData fuzzData)
26 {
27     sptr<IRemoteObject> object = nullptr;
28     EventFwk::CommonEventProxy commonEventProxy(object);
29     commonEventProxy.UnsubscribeCommonEvent(object);
30     std::shared_ptr<EventFwk::CommonEventSubscriber> commonEventSubscriber = nullptr;
31     EventFwk::CommonEventListener commonEventListener(commonEventSubscriber);
32     commonEventListener.Stop();
33     return true;
34 }
35 }
36 
37 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)38 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
39 {
40     /* Run your code on data */
41     if (data == nullptr) {
42         return 0;
43     }
44 
45     if (size < OHOS::U32_AT_SIZE) {
46         return 0;
47     }
48     OHOS::FuzzData fuzzData(data, size);
49     OHOS::DoSomethingInterestingWithMyAPI(fuzzData);
50     return 0;
51 }
52