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1 /*
2  * Copyright (c) 2022-2025 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 
16 #include "dcameraopencamera_fuzzer.h"
17 
18 #include <cstddef>
19 #include <cstdint>
20 
21 #include "dcamera_host.h"
22 #include "v1_0/icamera_device_callback.h"
23 
24 namespace OHOS {
25 namespace DistributedHardware {
26 
27 class DemoCameraDeviceCallback : public ICameraDeviceCallback {
28 public:
29     DemoCameraDeviceCallback() = default;
30     virtual ~DemoCameraDeviceCallback() = default;
OnError(ErrorType type,int32_t errorCode)31     int32_t OnError(ErrorType type, int32_t errorCode)
32     {
33         return 0;
34     }
OnResult(uint64_t timestamp,const std::vector<uint8_t> & result)35     int32_t OnResult(uint64_t timestamp, const std::vector<uint8_t>& result)
36     {
37         return 0;
38     }
39 };
40 
DcameraOpenCameraFuzzTest(const uint8_t * data,size_t size)41 void DcameraOpenCameraFuzzTest(const uint8_t* data, size_t size)
42 {
43     if ((data == nullptr) || (size < sizeof(uint8_t))) {
44         return;
45     }
46     std::string deviceId = "1";
47     std::string dhId = "2";
48     std::string cameraId = "1__2";
49     sptr<ICameraDeviceCallback> callbackObj(new DemoCameraDeviceCallback());
50     sptr<HDI::Camera::V1_0::ICameraDevice> demoCameraDevice = nullptr;
51     DHBase dhBase;
52     dhBase.deviceId_ = deviceId;
53     dhBase.dhId_ = dhId;
54     std::string sinkAbilityInfo(reinterpret_cast<const char*>(data), size);
55     std::string sourceAbilityInfo(reinterpret_cast<const char*>(data), size);
56     OHOS::sptr<DCameraDevice> dcameraDevice(new (std::nothrow) DCameraDevice(dhBase, sinkAbilityInfo,
57         sourceAbilityInfo));
58     if (dcameraDevice != nullptr) {
59         DCameraHost::GetInstance()->dCameraDeviceMap_[cameraId] = dcameraDevice;
60     }
61     DCameraHost::GetInstance()->OpenCamera(cameraId, callbackObj, demoCameraDevice);
62     sptr<HDI::Camera::V1_1::ICameraDevice> demoCameraDevice_V1_1 = nullptr;
63     DCameraHost::GetInstance()->OpenCamera_V1_1(cameraId, callbackObj, demoCameraDevice_V1_1);
64     sptr<HDI::Camera::V1_2::ICameraDevice> demoCameraDevice_V1_2 = nullptr;
65     DCameraHost::GetInstance()->OpenCamera_V1_2(cameraId, callbackObj, demoCameraDevice_V1_2);
66     sptr<HDI::Camera::V1_3::ICameraDevice> demoCameraDevice_V1_3 = nullptr;
67     DCameraHost::GetInstance()->OpenCamera_V1_3(cameraId, callbackObj, demoCameraDevice_V1_3);
68     DCameraHost::GetInstance()->OpenSecureCamera(cameraId, callbackObj, demoCameraDevice_V1_3);
69     OHOS::HDI::Camera::V1_3::CameraDeviceResourceCost resourceCost;
70     DCameraHost::GetInstance()->GetResourceCost(cameraId, resourceCost);
71 }
72 }
73 }
74 
75 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)76 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
77 {
78     /* Run your code on data */
79     OHOS::DistributedHardware::DcameraOpenCameraFuzzTest(data, size);
80     return 0;
81 }
82 
83