1 /*
2  * Copyright (c) 2021-2023 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 #ifndef NET_STATS_SERVICE_H
17 #define NET_STATS_SERVICE_H
18 
19 #include "singleton.h"
20 #include "system_ability.h"
21 
22 #include "net_push_stats_info.h"
23 #include "net_stats_cached.h"
24 #include "net_stats_callback.h"
25 #include "net_stats_history.h"
26 #include "net_stats_info_sequence.h"
27 #include "net_stats_listener.h"
28 #include "net_stats_network.h"
29 #include "net_stats_service_stub.h"
30 #include "netlink_manager.h"
31 
32 namespace OHOS {
33 namespace NetManagerStandard {
34 class NetStatsService : public SystemAbility,
35                         public NetStatsServiceStub,
36                         public std::enable_shared_from_this<NetStatsService> {
37     DECLARE_DELAYED_SINGLETON(NetStatsService)
38     DECLARE_SYSTEM_ABILITY(NetStatsService)
39 
40 public:
41     void OnStart() override;
42     void OnStop() override;
43     void OnAddSystemAbility(int32_t systemAbilityId, const std::string &deviceId) override;
44     int32_t Dump(int32_t fd, const std::vector<std::u16string> &args) override;
45     int32_t GetIfaceRxBytes(uint64_t &stats, const std::string &interfaceName) override;
46     int32_t GetIfaceTxBytes(uint64_t &stats, const std::string &interfaceName) override;
47     int32_t GetCellularRxBytes(uint64_t &stats) override;
48     int32_t GetCellularTxBytes(uint64_t &stats) override;
49     int32_t GetAllRxBytes(uint64_t &stats) override;
50     int32_t GetAllTxBytes(uint64_t &stats) override;
51     int32_t GetUidRxBytes(uint64_t &stats, uint32_t uid) override;
52     int32_t GetUidTxBytes(uint64_t &stats, uint32_t uid) override;
53     int32_t GetAllStatsInfo(std::vector<NetStatsInfo> &infos) override;
54     int32_t GetAllSimStatsInfo(std::vector<NetStatsInfo> &infos) override;
55     int32_t GetTrafficStatsByNetwork(std::unordered_map<uint32_t, NetStatsInfo> &infos,
56                                      const sptr<NetStatsNetwork> &network) override;
57     int32_t GetTrafficStatsByUidNetwork(std::vector<NetStatsInfoSequence> &infos, uint32_t uid,
58                                         const sptr<NetStatsNetwork> &network) override;
59     int32_t SetAppStats(const PushStatsInfo &info) override;
60     int32_t RegisterNetStatsCallback(const sptr<INetStatsCallback> &callback) override;
61     int32_t UnregisterNetStatsCallback(const sptr<INetStatsCallback> &callback) override;
62     int32_t GetIfaceStatsDetail(const std::string &iface, uint64_t start, uint64_t end,
63                                 NetStatsInfo &statsInfo) override;
64     int32_t GetUidStatsDetail(const std::string &iface, uint32_t uid, uint64_t start, uint64_t end,
65                               NetStatsInfo &statsInfo) override;
66     int32_t UpdateIfacesStats(const std::string &iface, uint64_t start, uint64_t end,
67                               const NetStatsInfo &stats) override;
68     int32_t UpdateStatsData() override;
69     int32_t ResetFactory() override;
70     int32_t GetCookieRxBytes(uint64_t &stats, uint64_t cookie) override;
71     int32_t GetCookieTxBytes(uint64_t &stats, uint64_t cookie) override;
72 
73 private:
74     bool Init();
75     void GetDumpMessage(std::string &message);
76     void MergeTrafficStats(std::vector<NetStatsInfoSequence> &statsInfoSequences, const NetStatsInfo &info,
77                            uint32_t currentTime);
78     bool GetIfaceNamesFromManager(std::list<std::string> &ifaceNames);
79 
80 private:
81     enum ServiceRunningState {
82         STATE_STOPPED = 0,
83         STATE_RUNNING,
84     };
85 
86     bool registerToService_;
87     ServiceRunningState state_;
88     std::shared_ptr<NetStatsCallback> netStatsCallback_ = nullptr;
89     std::shared_ptr<NetStatsListener> subscriber_ = nullptr;
90     std::unique_ptr<NetStatsCached> netStatsCached_ = nullptr;
91 };
92 } // namespace NetManagerStandard
93 } // namespace OHOS
94 #endif // NET_STATS_SERVICE_H
95