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 "dcameraupdatesettings_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_TYPE_SIZE = 7;
28 const DCSettingsType dcTypeFuzz[DC_TYPE_SIZE] = {
29 DCSettingsType::UPDATE_METADATA, DCSettingsType::ENABLE_METADATA, DCSettingsType::DISABLE_METADATA,
30 DCSettingsType::METADATA_RESULT, DCSettingsType::SET_FLASH_LIGHT, DCSettingsType::FPS_RANGE,
31 DCSettingsType::UPDATE_FRAME_METADATA
32 };
33 }
DcameraUpdateSettingsFuzzTest(const uint8_t * data,size_t size)34 void DcameraUpdateSettingsFuzzTest(const uint8_t* data, size_t size)
35 {
36 if ((data == nullptr) || (size == 0)) {
37 return;
38 }
39
40 std::string deviceId(reinterpret_cast<const char*>(data), size);
41 std::string dhId(reinterpret_cast<const char*>(data), size);
42 DHBase dhBase;
43 dhBase.deviceId_ = deviceId;
44 dhBase.dhId_ = dhId;
45 std::vector<DCameraSettings> settings;
46 DCameraSettings setting;
47 setting.type_ = dcTypeFuzz[data[0] % DC_TYPE_SIZE];
48 setting.value_ = std::string(reinterpret_cast<const char*>(data), size);
49 settings.push_back(setting);
50
51 DCameraProvider::GetInstance()->UpdateSettings(dhBase, settings);
52 }
53 }
54 }
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
58 {
59 /* Run your code on data */
60 OHOS::DistributedHardware::DcameraUpdateSettingsFuzzTest(data, size);
61 return 0;
62 }
63
64