1 /*
2  * Copyright (c) 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 "device_manager_util.h"
17 
18 #include "device_manager.h"
19 #include "parameter.h"
20 
21 #include "iam_check.h"
22 
23 #define LOG_TAG "USER_AUTH_SA"
24 namespace OHOS {
25 namespace UserIam {
26 namespace UserAuth {
27 using DeviceManager = OHOS::DistributedHardware::DeviceManager;
28 namespace {
29 static const std::string USER_AUTH_PACKAGE_NAME = "ohos.useriam";
30 }
31 
GetInstance()32 DeviceManagerUtil &DeviceManagerUtil::GetInstance()
33 {
34     static DeviceManagerUtil instance;
35     return instance;
36 }
37 
GetUdidByNetworkId(const std::string & networkId,std::string & udid)38 bool DeviceManagerUtil::GetUdidByNetworkId(const std::string &networkId, std::string &udid)
39 {
40     int32_t ret = DeviceManager::GetInstance().GetUdidByNetworkId(USER_AUTH_PACKAGE_NAME, networkId, udid);
41     IF_FALSE_LOGE_AND_RETURN_VAL(ret == 0, false);
42     IF_FALSE_LOGE_AND_RETURN_VAL(!udid.empty(), false);
43 
44     return true;
45 }
46 
GetLocalDeviceNetWorkId(std::string & networkId)47 bool DeviceManagerUtil::GetLocalDeviceNetWorkId(std::string &networkId)
48 {
49     int32_t ret = DeviceManager::GetInstance().GetLocalDeviceNetWorkId(USER_AUTH_PACKAGE_NAME, networkId);
50     IF_FALSE_LOGE_AND_RETURN_VAL(ret == 0, false);
51     IF_FALSE_LOGE_AND_RETURN_VAL(!networkId.empty(), false);
52 
53     return true;
54 }
55 
GetLocalDeviceUdid(std::string & udid)56 bool DeviceManagerUtil::GetLocalDeviceUdid(std::string &udid)
57 {
58     std::lock_guard<std::recursive_mutex> lock(mutex_);
59 
60     if (localUdid_.has_value()) {
61         udid = localUdid_.value();
62         return true;
63     }
64 
65     constexpr uint32_t MAX_UDID_STR_LEN = 65;
66     char udidStr[MAX_UDID_STR_LEN] = { 0 };
67     if (GetDevUdid(udidStr, MAX_UDID_STR_LEN) != 0) {
68         IAM_LOGE("GetDevUdid failed");
69         return false;
70     }
71     udid = udidStr;
72     localUdid_ = udid;
73 
74     return true;
75 }
76 
GetNetworkIdByUdid(const std::string & udid,std::string & networkId)77 bool DeviceManagerUtil::GetNetworkIdByUdid(const std::string &udid, std::string &networkId)
78 {
79     std::vector<DistributedHardware::DmDeviceInfo> deviceList;
80     int32_t ret = DeviceManager::GetInstance().GetTrustedDeviceList(USER_AUTH_PACKAGE_NAME, "", deviceList);
81     IF_FALSE_LOGE_AND_RETURN_VAL(ret == 0, false);
82 
83     networkId = "";
84     for (auto &device : deviceList) {
85         std::string deviceUdid(device.deviceId);
86         if (deviceUdid == udid) {
87             networkId = std::string(device.networkId);
88             break;
89         }
90     }
91     if (networkId.empty()) {
92         IAM_LOGE("networkId not found");
93         return false;
94     }
95     return true;
96 }
97 } // namespace UserAuth
98 } // namespace UserIam
99 } // namespace OHOS