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