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 I_CLIENT_H 17 #define I_CLIENT_H 18 19 #include <functional> 20 21 #include "event_handler.h" 22 #include "msg_handler.h" 23 #include "net_packet.h" 24 #include "stream_client.h" 25 namespace OHOS { 26 namespace Msdp { 27 namespace DeviceStatus { 28 class IClient; 29 using IClientPtr = std::shared_ptr<IClient>; 30 using EventHandlerPtr = std::shared_ptr<AppExecFwk::EventHandler>; 31 typedef std::function<void()> ConnectCallback; 32 typedef std::function<int32_t(const StreamClient&, NetPacket&)> ClientMsgFun; 33 class IClient : public MsgHandler<MessageId, ClientMsgFun> { 34 public: 35 virtual IClientPtr GetSharedPtr() = 0; 36 virtual bool GetCurrentConnectedStatus() const = 0; 37 virtual bool Start() = 0; 38 virtual bool SendMessage(const NetPacket &pkt) const = 0; 39 virtual void RegisterConnectedFunction(ConnectCallback function) = 0; 40 virtual void RegisterDisconnectedFunction(ConnectCallback fun) = 0; 41 virtual void OnRecvMsg(const char *buf, size_t size) = 0; 42 virtual int32_t Reconnect() = 0; 43 virtual void OnDisconnect() = 0; 44 virtual void SetEventHandler(EventHandlerPtr eventHandler) = 0; 45 virtual void MarkIsEventHandlerChanged(EventHandlerPtr eventHandler) = 0; 46 virtual bool IsEventHandlerChanged() const = 0; 47 virtual bool CheckValidFd() const = 0; 48 }; 49 } // namespace DeviceStatus 50 } // namespace Msdp 51 } // namespace OHOS 52 #endif // I_CLIENT_H