1 /*
2 * Copyright (c) 2022-2024 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 "dstreamchangetoofflinestream_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #include "dstream_operator.h"
22 #include "v1_1/dcamera_types.h"
23
24 namespace OHOS {
25 namespace DistributedHardware {
26 class MockDStreamOperatorCallback : public IStreamOperatorCallback {
27 public:
28 MockDStreamOperatorCallback() = default;
29
30 virtual ~MockDStreamOperatorCallback() = default;
31
OnCaptureStarted(int32_t captureId,const std::vector<int32_t> & streamIds)32 int32_t OnCaptureStarted(int32_t captureId, const std::vector<int32_t>& streamIds) override
33 {
34 return 0;
35 }
36
OnCaptureEnded(int32_t captureId,const std::vector<CaptureEndedInfo> & infos)37 int32_t OnCaptureEnded(int32_t captureId, const std::vector<CaptureEndedInfo>& infos) override
38 {
39 return 0;
40 }
41
OnCaptureError(int32_t captureId,const std::vector<CaptureErrorInfo> & infos)42 int32_t OnCaptureError(int32_t captureId, const std::vector<CaptureErrorInfo>& infos) override
43 {
44 return 0;
45 }
46
OnFrameShutter(int32_t captureId,const std::vector<int32_t> & streamIds,uint64_t timestamp)47 int32_t OnFrameShutter(int32_t captureId, const std::vector<int32_t>& streamIds, uint64_t timestamp) override
48 {
49 return 0;
50 }
51 };
DstreamChangeToOfflineStreamFuzzTest(const uint8_t * data,size_t size)52 void DstreamChangeToOfflineStreamFuzzTest(const uint8_t* data, size_t size)
53 {
54 if ((data == nullptr) || (size < sizeof(int32_t))) {
55 return;
56 }
57 int32_t streamId = *(reinterpret_cast<const int*>(data));
58 std::vector<int32_t> streamIds;
59 streamIds.push_back(streamId);
60 sptr<IStreamOperatorCallback> callbackObj(new (std::nothrow) MockDStreamOperatorCallback());
61 sptr<IOfflineStreamOperator> offlineOperator = nullptr;
62
63 std::string sinkAbilityInfo(reinterpret_cast<const char*>(data), size);
64 std::shared_ptr<DMetadataProcessor> dMetadataProcessor = std::make_shared<DMetadataProcessor>();
65 dMetadataProcessor->InitDCameraAbility(sinkAbilityInfo);
66 OHOS::sptr<DStreamOperator> dCameraStreamOperator(new (std::nothrow) DStreamOperator(dMetadataProcessor));
67
68 dCameraStreamOperator->ChangeToOfflineStream(streamIds, callbackObj, offlineOperator);
69 }
70 }
71 }
72
73 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)74 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
75 {
76 /* Run your code on data */
77 OHOS::DistributedHardware::DstreamChangeToOfflineStreamFuzzTest(data, size);
78 return 0;
79 }
80
81