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 "dcameraisstreamssupported_fuzzer.h"
17
18 #include <cstddef>
19 #include <cstdint>
20 #include <fuzzer/FuzzedDataProvider.h>
21
22 #include "dstream_operator.h"
23 #include "v1_1/dcamera_types.h"
24
25 namespace OHOS {
26 namespace DistributedHardware {
27 namespace {
28 const uint32_t DC_ENCODE_SIZE = 4;
29 const EncodeType encodeType[DC_ENCODE_SIZE] = {
30 EncodeType::ENCODE_TYPE_NULL, EncodeType::ENCODE_TYPE_H264, EncodeType::ENCODE_TYPE_H265,
31 EncodeType::ENCODE_TYPE_JPEG
32 };
33 const uint32_t DC_STREAMINTENT_SIZE = 6;
34 const StreamIntent streamIntentType[DC_STREAMINTENT_SIZE] = {
35 StreamIntent::PREVIEW, StreamIntent::VIDEO, StreamIntent::STILL_CAPTURE, StreamIntent::POST_VIEW,
36 StreamIntent::ANALYZE, StreamIntent::CUSTOM
37 };
38 const uint32_t DC_STREAM_TYPE_SIZE = 3;
39 const StreamSupportType dcStreamType[DC_STREAM_TYPE_SIZE] = {
40 StreamSupportType::DYNAMIC_SUPPORTED, StreamSupportType::RE_CONFIGURED_REQUIRED,
41 StreamSupportType::NOT_SUPPORTED
42 };
43 const uint32_t DC_TUNNELED_MODE = 2;
44 const uint8_t MAX_STRING_LENGTH = 255;
45 }
DcameraIsStreamsSupportedFuzzTest(const uint8_t * data,size_t size)46 void DcameraIsStreamsSupportedFuzzTest(const uint8_t* data, size_t size)
47 {
48 if ((data == nullptr) || (size < sizeof(int32_t))) {
49 return;
50 }
51
52 FuzzedDataProvider fdp(data, size);
53 OperationMode mode = NORMAL;
54 std::vector<uint8_t> modeSetting;
55 modeSetting.push_back(*data);
56 std::vector<StreamInfo> infos;
57 StreamInfo info;
58 info.streamId_ = fdp.ConsumeIntegral<int>();
59 info.width_ = fdp.ConsumeIntegral<int>();
60 info.height_ = fdp.ConsumeIntegral<int>();
61 info.format_ = fdp.ConsumeIntegral<int>();
62 info.dataspace_ = fdp.ConsumeIntegral<int>();
63 info.intent_ = streamIntentType[data[0] % DC_STREAMINTENT_SIZE];
64 info.tunneledMode_ = fdp.ConsumeIntegral<int>() % DC_TUNNELED_MODE;
65 info.bufferQueue_ = sptr<BufferProducerSequenceable>(new BufferProducerSequenceable());
66 info.encodeType_ = encodeType[data[0] % DC_ENCODE_SIZE];
67 infos.push_back(info);
68 StreamSupportType type = dcStreamType[data[0] % DC_STREAM_TYPE_SIZE];
69
70 std::string sinkAbilityInfo(fdp.ConsumeRandomLengthString(MAX_STRING_LENGTH));
71 std::shared_ptr<DMetadataProcessor> dMetadataProcessor = std::make_shared<DMetadataProcessor>();
72 dMetadataProcessor->InitDCameraAbility(sinkAbilityInfo);
73 OHOS::sptr<DStreamOperator> dCameraStreamOperator(new (std::nothrow) DStreamOperator(dMetadataProcessor));
74
75 dCameraStreamOperator->IsStreamsSupported(mode, modeSetting, infos, type);
76 }
77 }
78 }
79
80 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)81 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
82 {
83 /* Run your code on data */
84 OHOS::DistributedHardware::DcameraIsStreamsSupportedFuzzTest(data, size);
85 return 0;
86 }
87
88