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1 /*
2  * Copyright (c) 2024 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 "video_strategy_center_fuzzer.h"
17 #include "camera_log.h"
18 #include "message_parcel.h"
19 #include "ipc_file_descriptor.h"
20 #include "securec.h"
21 
22 namespace OHOS {
23 namespace CameraStandard {
24 using namespace DeferredProcessing;
25 std::shared_ptr<VideoStrategyCenter> VideoStrategyCenterFuzzer::fuzz_ { nullptr };
26 const size_t MAX_LENGTH_STRING = 64;
27 const size_t THRESHOLD = MAX_LENGTH_STRING + 24;
28 
VideoStrategyCenterFuzzTest(FuzzedDataProvider & fdp)29 void VideoStrategyCenterFuzzer::VideoStrategyCenterFuzzTest(FuzzedDataProvider& fdp)
30 {
31     auto userId = fdp.ConsumeIntegral<int32_t>();
32     auto repository = std::make_shared<VideoJobRepository>(userId);
33     CHECK_RETURN_ELOG(!repository, "Create repository Error");
34     std::string videoId(fdp.ConsumeRandomLengthString(MAX_LENGTH_STRING));
35     repository->SetJobPending(videoId);
36     repository->SetJobRunning(videoId);
37     repository->SetJobCompleted(videoId);
38     repository->SetJobFailed(videoId);
39     repository->SetJobPause(videoId);
40     repository->SetJobError(videoId);
41 
42     fuzz_ = std::make_shared<DeferredProcessing::VideoStrategyCenter>(repository);
43     CHECK_RETURN_ELOG(!fuzz_, "Create fuzz_ Error");
44     fuzz_->GetWork();
45     fuzz_->GetJob();
46     fuzz_->GetExecutionMode();
47     {
48         auto value = fdp.ConsumeIntegral<int32_t>();
49         fuzz_->HandleCameraEvent(value);
50     }
51     {
52         auto value = fdp.ConsumeIntegral<int32_t>();
53         fuzz_->HandleMedialLibraryEvent(value);
54     }
55     {
56         auto value = fdp.ConsumeIntegral<int32_t>();
57         fuzz_->HandleScreenEvent(value);
58     }
59     {
60         auto value = fdp.ConsumeIntegral<int32_t>();
61         fuzz_->HandleChargingEvent(value);
62     }
63     {
64         auto value = fdp.ConsumeIntegral<int32_t>();
65         fuzz_->HandleBatteryEvent(value);
66     }
67 }
68 
Test(uint8_t * data,size_t size)69 void Test(uint8_t* data, size_t size)
70 {
71     FuzzedDataProvider fdp(data, size);
72     auto VideoStrategyCenter = std::make_unique<VideoStrategyCenterFuzzer>();
73     if (VideoStrategyCenter == nullptr) {
74         MEDIA_INFO_LOG("VideoStrategyCenter is null");
75         return;
76     }
77     VideoStrategyCenter->VideoStrategyCenterFuzzTest(fdp);
78 }
79 
80 } // namespace CameraStandard
81 } // namespace OHOS
82 
83 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(uint8_t * data,size_t size)84 extern "C" int LLVMFuzzerTestOneInput(uint8_t* data, size_t size)
85 {
86     if (size < OHOS::CameraStandard::THRESHOLD) {
87         return 0;
88     }
89 
90     OHOS::CameraStandard::Test(data, size);
91     return 0;
92 }