1 /*
2 * Copyright (c) 2023 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 "get_device_info_fuzzer.h"
17
18 #include "device_manager_impl.h"
19
20 namespace OHOS {
21 namespace DistributedHardware {
22
GetDeviceInfoFuzzTest(const uint8_t * data,size_t size)23 void GetDeviceInfoFuzzTest(const uint8_t* data, size_t size)
24 {
25 if ((data == nullptr) || (size < sizeof(uint16_t)) || (size > DM_MAX_DEVICE_ID_LEN)) {
26 return;
27 }
28
29 std::string pkgName(reinterpret_cast<const char*>(data), size);
30 std::string networkId(reinterpret_cast<const char*>(data), size);
31 DmDeviceInfo deviceInfo;
32 deviceInfo.authForm = DmAuthForm::ACROSS_ACCOUNT;
33 int32_t ret = memcpy_s(deviceInfo.deviceId, DM_MAX_DEVICE_ID_LEN, (reinterpret_cast<const char *>(data)), size);
34 if (ret != EOK) {
35 return;
36 }
37 ret = memcpy_s(deviceInfo.deviceName, DM_MAX_DEVICE_NAME_LEN, (reinterpret_cast<const char *>(data)), size);
38 if (ret != EOK) {
39 return;
40 }
41
42 DeviceManagerImpl::GetInstance().GetDeviceInfo(pkgName, networkId, deviceInfo);
43 std::string deviceName;
44 DeviceManagerImpl::GetInstance().GetDeviceName(pkgName, networkId, deviceName);
45 int32_t deviceTypeId = 1;
46 DeviceManagerImpl::GetInstance().GetDeviceType(pkgName, networkId, deviceTypeId);
47 }
48 }
49 }
50
51 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)52 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
53 {
54 /* Run your code on data */
55 OHOS::DistributedHardware::GetDeviceInfoFuzzTest(data, size);
56
57 return 0;
58 }
59