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 "dcameraconfigurestreams_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 }
DcameraConfigureStreamsFuzzTest(const uint8_t * data,size_t size)37 void DcameraConfigureStreamsFuzzTest(const uint8_t* data, size_t size)
38 {
39 if ((data == nullptr) || (size < sizeof(int))) {
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<DCStreamInfo> streamInfos;
49 DCStreamInfo streamInfo;
50 streamInfo.streamId_ = *(reinterpret_cast<const int*>(data));
51 streamInfo.width_ = *(reinterpret_cast<const int*>(data));
52 streamInfo.height_ = *(reinterpret_cast<const int*>(data));
53 streamInfo.stride_ = *(reinterpret_cast<const int*>(data));
54 streamInfo.format_ = *(reinterpret_cast<const int*>(data));
55 streamInfo.dataspace_ = *(reinterpret_cast<const int*>(data));
56 streamInfo.encodeType_ = encodeType[data[0] % DC_ENCODE_SIZE];
57 streamInfo.type_ = streamType[data[0] % DC_STREAM_SIZE];
58 streamInfos.push_back(streamInfo);
59 DCameraProvider::GetInstance()->ConfigureStreams(dhBase, streamInfos);
60 }
61 }
62 }
63
64 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)65 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
66 {
67 /* Run your code on data */
68 OHOS::DistributedHardware::DcameraConfigureStreamsFuzzTest(data, size);
69 return 0;
70 }
71
72