1 /*
2  * Copyright (c) 2022-2023 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 "dm_discovery_manager.h"
17 #include "dm_device_info.h"
18 #include "dm_publish_info.h"
19 #include "dm_subscribe_info.h"
20 #include "dm_constants.h"
21 #include "dm_anonymous.h"
22 #include "device_manager_service_listener.h"
23 #include "ipc_server_listener.h"
24 #include "softbus_bus_center.h"
25 #include "softbus_connector.h"
26 #include "dm_discovery_manager_fuzzer.h"
27 
28 namespace OHOS {
29 namespace DistributedHardware {
30 
DmDiscoveryManagerFuzzTest(const uint8_t * data,size_t size)31 void DmDiscoveryManagerFuzzTest(const uint8_t* data, size_t size)
32 {
33     if ((data == nullptr) || (size < sizeof(uint16_t))) {
34         return;
35     }
36 
37     std::shared_ptr<SoftbusConnector> softbusConnector = std::make_shared<SoftbusConnector>();
38     std::shared_ptr<DeviceManagerServiceListener> listener = std::make_shared<DeviceManagerServiceListener>();
39     std::shared_ptr<HiChainConnector> hiChainConnector = std::make_shared<HiChainConnector>();
40     std::shared_ptr<DmDiscoveryManager> dmDiscoveryManager =
41         std::make_shared<DmDiscoveryManager>(softbusConnector, listener, hiChainConnector);
42     std::string pkgName(reinterpret_cast<const char*>(data), size);
43     DmSubscribeInfo subscribeInfo;
44     std::string extra(reinterpret_cast<const char*>(data), size);
45     uint16_t subscribeId = *(reinterpret_cast<const uint16_t*>(data));
46     DmDeviceInfo info;
47     DmDeviceBasicInfo basicInfo;
48     bool isOnline = true;
49     int32_t range = 1;
50 
51     dmDiscoveryManager->StartDeviceDiscovery(pkgName, subscribeInfo, extra);
52     dmDiscoveryManager->StartDeviceDiscovery(pkgName, subscribeId, extra);
53     dmDiscoveryManager->StopDeviceDiscovery(pkgName, subscribeId);
54     dmDiscoveryManager->OnDeviceFound(pkgName, info, isOnline);
55     dmDiscoveryManager->OnDeviceFound(pkgName, basicInfo, range, isOnline);
56 }
57 }
58 }
59 
60 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)61 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
62 {
63     /* Run your code on data */
64     OHOS::DistributedHardware::DmDiscoveryManagerFuzzTest(data, size);
65 
66     return 0;
67 }
68