1 /*
2  * Copyright (c) 2021-2024 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 "version_manager.h"
17 
18 #include "anonymous_string.h"
19 #include "component_loader.h"
20 #include "dh_context.h"
21 #include "dh_utils_tool.h"
22 #include "distributed_hardware_log.h"
23 
24 namespace OHOS {
25 namespace DistributedHardware {
26 #undef DH_LOG_TAG
27 #define DH_LOG_TAG "VersionManager"
28 IMPLEMENT_SINGLE_INSTANCE(VersionManager);
29 
Init()30 int32_t VersionManager::Init()
31 {
32     DHLOGI("start");
33     DHVersion dhVersion;
34     int32_t ret = ComponentLoader::GetInstance().GetLocalDHVersion(dhVersion);
35     if (ret != DH_FWK_SUCCESS) {
36         DHLOGE("GetLocalDHVersion fail");
37         return ret;
38     }
39     dhVersion.dhVersion = GetLocalDeviceVersion();
40     ShowLocalVersion(dhVersion);
41     std::string strUUID = DHContext::GetInstance().GetDeviceInfo().uuid;
42     AddDHVersion(strUUID, dhVersion);
43     return DH_FWK_SUCCESS;
44 }
45 
UnInit()46 void VersionManager::UnInit()
47 {
48     DHLOGI("start");
49     dhVersions_.clear();
50 }
51 
ShowLocalVersion(const DHVersion & dhVersion) const52 void VersionManager::ShowLocalVersion(const DHVersion &dhVersion) const
53 {
54     for (const auto &item : dhVersion.compVersions) {
55         DHLOGI("LocalDHVersion = %{public}s, DHtype = %{public}#X, handlerVersion = %{public}s, "
56             "sourceVersion = %{public}s, sinkVersion = %{public}s",
57             dhVersion.dhVersion.c_str(), item.first, item.second.handlerVersion.c_str(),
58             item.second.sourceVersion.c_str(), item.second.sinkVersion.c_str());
59     }
60 }
61 
AddDHVersion(const std::string & uuid,const DHVersion & dhVersion)62 int32_t VersionManager::AddDHVersion(const std::string &uuid, const DHVersion &dhVersion)
63 {
64     if (!IsIdLengthValid(uuid)) {
65         return ERR_DH_FWK_PARA_INVALID;
66     }
67     DHLOGI("addDHVersion uuid: %{public}s", GetAnonyString(uuid).c_str());
68     std::lock_guard<std::mutex> lock(versionMutex_);
69     dhVersions_[uuid] = dhVersion;
70     return DH_FWK_SUCCESS;
71 }
72 
RemoveDHVersion(const std::string & uuid)73 int32_t VersionManager::RemoveDHVersion(const std::string &uuid)
74 {
75     if (!IsIdLengthValid(uuid)) {
76         return ERR_DH_FWK_PARA_INVALID;
77     }
78     DHLOGI("uuid: %{public}s", GetAnonyString(uuid).c_str());
79     std::lock_guard<std::mutex> lock(versionMutex_);
80     std::unordered_map<std::string, DHVersion>::iterator iter = dhVersions_.find(uuid);
81     if (iter == dhVersions_.end()) {
82         DHLOGE("there is no uuid: %{public}s, remove fail", GetAnonyString(uuid).c_str());
83         return ERR_DH_FWK_VERSION_DEVICE_ID_NOT_EXIST;
84     }
85     dhVersions_.erase(iter);
86     return DH_FWK_SUCCESS;
87 }
88 
GetDHVersion(const std::string & uuid,DHVersion & dhVersion)89 int32_t VersionManager::GetDHVersion(const std::string &uuid, DHVersion &dhVersion)
90 {
91     if (!IsIdLengthValid(uuid)) {
92         return ERR_DH_FWK_PARA_INVALID;
93     }
94     DHLOGI("uuid: %{public}s", GetAnonyString(uuid).c_str());
95     std::lock_guard<std::mutex> lock(versionMutex_);
96     std::unordered_map<std::string, DHVersion>::iterator iter = dhVersions_.find(uuid);
97     if (iter == dhVersions_.end()) {
98         DHLOGE("there is no uuid: %{public}s, get version fail", GetAnonyString(uuid).c_str());
99         return ERR_DH_FWK_VERSION_DEVICE_ID_NOT_EXIST;
100     } else {
101         dhVersion = dhVersions_[uuid];
102         return DH_FWK_SUCCESS;
103     }
104 }
105 
GetCompVersion(const std::string & uuid,const DHType dhType,CompVersion & compVersion)106 int32_t VersionManager::GetCompVersion(const std::string &uuid, const DHType dhType, CompVersion &compVersion)
107 {
108     if (!IsIdLengthValid(uuid)) {
109         return ERR_DH_FWK_PARA_INVALID;
110     }
111     DHVersion dhVersion;
112     int32_t ret = GetDHVersion(uuid, dhVersion);
113     if (ret != DH_FWK_SUCCESS) {
114         DHLOGE("GetDHVersion fail, uuid: %{public}s", GetAnonyString(uuid).c_str());
115         return ret;
116     }
117     if (dhVersion.compVersions.find(dhType) == dhVersion.compVersions.end()) {
118         DHLOGE("not find dhType: %{public}#X", dhType);
119         return ERR_DH_FWK_TYPE_NOT_EXIST;
120     }
121 
122     DHLOGI("GetCompVersion success, uuid: %{public}s, dhType: %{public}#X", GetAnonyString(uuid).c_str(), dhType);
123     compVersion = dhVersion.compVersions[dhType];
124     return DH_FWK_SUCCESS;
125 }
126 
GetLocalDeviceVersion()127 std::string VersionManager::GetLocalDeviceVersion()
128 {
129     return DH_LOCAL_VERSION;
130 }
131 } // namespace DistributedHardware
132 } // namespace OHOS
133