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 #ifndef MDNS_MANDGER_H
17 #define MDNS_MANDGER_H
18 
19 #include <cstdint>
20 #include <map>
21 #include <string>
22 
23 #include "parcel.h"
24 
25 #include "i_mdns_event.h"
26 #include "mdns_common.h"
27 #include "mdns_protocol_impl.h"
28 #include "mdns_service_info.h"
29 
30 namespace OHOS {
31 namespace NetManagerStandard {
32 
33 class MDnsManager {
34 public:
35     static MDnsManager &GetInstance();
36 
37     void RestartMDnsProtocolImpl();
38 
39     int32_t RegisterService(const MDnsServiceInfo &serviceInfo, const sptr<IRegistrationCallback> &cb);
40     int32_t UnRegisterService(const sptr<IRegistrationCallback> &cb);
41 
42     int32_t StartDiscoverService(const std::string &serviceType, const sptr<IDiscoveryCallback> &cb);
43     int32_t StopDiscoverService(const sptr<IDiscoveryCallback> &cb);
44 
45     int32_t ResolveService(const MDnsServiceInfo &serviceInfo, const sptr<IResolveCallback> &cb);
46 
47     void GetDumpMessage(std::string &message);
48     bool IsAvailableCallback(const sptr<IDiscoveryCallback> &cb);
49     bool IsAvailableCallback(const sptr<IResolveCallback> &cb);
50     bool IsSupportIpV6();
51 
52 private:
53     MDnsManager();
54     ~MDnsManager() = default;
55 
56     struct CompareSmartPointer {
operator ()OHOS::NetManagerStandard::MDnsManager::CompareSmartPointer57         bool operator()(const sptr<IRemoteBroker> &lhs, const sptr<IRemoteBroker> &rhs) const
58         {
59             return lhs->AsObject().GetRefPtr() < rhs->AsObject().GetRefPtr();
60         }
61     };
62     void RestartDiscoverService();
63 
64     MDnsProtocolImpl impl;
65     std::map<sptr<IRegistrationCallback>, std::string, CompareSmartPointer> registerMap_;
66     std::map<sptr<IDiscoveryCallback>, std::string, CompareSmartPointer> discoveryMap_;
67     std::recursive_mutex registerMutex_;
68     std::recursive_mutex discoveryMutex_;
69 };
70 
71 } // namespace NetManagerStandard
72 } // namespace OHOS
73 
74 #endif