1 /*
2 * Copyright (c) 2022 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 "dcamerastartcapture_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20
21 #include "dcamera_provider.h"
22 #include "v1_1/dcamera_types.h"
23
24 namespace OHOS {
25 namespace DistributedHardware {
26 namespace {
27 const uint32_t DC_ENCODE_SIZE = 4;
28 const DCEncodeType encodeType[DC_ENCODE_SIZE] = {
29 DCEncodeType::ENCODE_TYPE_NULL, DCEncodeType::ENCODE_TYPE_H264, DCEncodeType::ENCODE_TYPE_H265,
30 DCEncodeType::ENCODE_TYPE_JPEG
31 };
32 const uint32_t DC_STREAM_SIZE = 2;
33 const DCStreamType streamType[DC_STREAM_SIZE] = {
34 DCStreamType::CONTINUOUS_FRAME, DCStreamType::SNAPSHOT_FRAME
35 };
36 }
DcameraStartCaptureFuzzTest(const uint8_t * data,size_t size)37 void DcameraStartCaptureFuzzTest(const uint8_t* data, size_t size)
38 {
39 if ((data == nullptr) || (size < sizeof(int32_t))) {
40 return;
41 }
42
43 std::string deviceId(reinterpret_cast<const char*>(data), size);
44 std::string dhId(reinterpret_cast<const char*>(data), size);
45 DHBase dhBase;
46 dhBase.deviceId_ = deviceId;
47 dhBase.dhId_ = dhId;
48 std::vector<DCCaptureInfo> captureInfos;
49 DCCaptureInfo captureInfo;
50 captureInfo.streamIds_.push_back(*(reinterpret_cast<const int32_t*>(data)));
51 captureInfo.width_ = *(reinterpret_cast<const int32_t*>(data));
52 captureInfo.height_ = *(reinterpret_cast<const int32_t*>(data));
53 captureInfo.stride_ = *(reinterpret_cast<const int32_t*>(data));
54 captureInfo.format_ = *(reinterpret_cast<const int32_t*>(data));
55 captureInfo.dataspace_ = *(reinterpret_cast<const int32_t*>(data));
56 captureInfo.isCapture_ = *(reinterpret_cast<const bool*>(data));
57 captureInfo.encodeType_ = encodeType[data[0] % DC_ENCODE_SIZE];
58 captureInfo.type_ = streamType[data[0] % DC_STREAM_SIZE];
59 captureInfos.push_back(captureInfo);
60
61 DCameraProvider::GetInstance()->StartCapture(dhBase, captureInfos);
62 }
63 }
64 }
65
66 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
68 {
69 /* Run your code on data */
70 OHOS::DistributedHardware::DcameraStartCaptureFuzzTest(data, size);
71 return 0;
72 }
73
74