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1 /*
2  * Copyright (c) 2025 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 #include "finishreceiver_fuzzer.h"
16 
17 #include "common_event_data.h"
18 #include "common_event_listener.h"
19 #include "common_event_manager_service.h"
20 #include "common_event_subscriber.h"
21 #include "fuzz_common_base.h"
22 #include "refbase.h"
23 #include <fuzzer/FuzzedDataProvider.h>
24 #include <string>
25 
26 using namespace OHOS::EventFwk;
27 
28 namespace OHOS {
29 
30 class SubscriberTest : public CommonEventSubscriber {
31 public:
SubscriberTest(const CommonEventSubscribeInfo & sp)32     explicit SubscriberTest(const CommonEventSubscribeInfo &sp) : CommonEventSubscriber(sp)
33     {}
34 
~SubscriberTest()35     ~SubscriberTest()
36     {}
37 
OnReceiveEvent(const CommonEventData & data)38     virtual void OnReceiveEvent(const CommonEventData &data)
39     {}
40 };
41 
DoSomethingInterestingWithMyAPI(FuzzedDataProvider * fdp)42 bool DoSomethingInterestingWithMyAPI(FuzzedDataProvider *fdp)
43 {
44     sptr<CommonEventManagerService> service = CommonEventManagerService::GetInstance();
45     service->Init();
46 
47     MatchingSkills matchingSkills;
48     matchingSkills.AddEvent(fdp->ConsumeRandomLengthString());
49     CommonEventSubscribeInfo subscribeInfo(matchingSkills);
50     int32_t userId = fdp->ConsumeIntegralInRange<int32_t>(-3, 1000);
51     if (fdp->ConsumeBool()) {
52         subscribeInfo.SetUserId(userId);
53     }
54     subscribeInfo.SetPriority(fdp->ConsumeIntegral<int32_t>());
55     std::shared_ptr<CommonEventSubscriber> subscriber = std::make_shared<SubscriberTest>(subscribeInfo);
56     sptr<IRemoteObject> commonEventListener = new (std::nothrow) CommonEventListener(subscriber);
57 
58     bool funcResult1 = false;
59     service->FinishReceiver(commonEventListener, fdp->ConsumeIntegral<int32_t>(),
60         fdp->ConsumeRandomLengthString(), fdp->ConsumeBool(), funcResult1);
61     return true;
62 }
63 }
64 
65 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)66 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
67 {
68     /* Run your code on data */
69     FuzzedDataProvider fdp(data, size);
70     std::vector<std::string> permissions;
71     MockRandomToken(&fdp, permissions);
72     OHOS::DoSomethingInterestingWithMyAPI(&fdp);
73     return 0;
74 }
75