1 /* 2 * Copyright (c) 2025 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 MC_COMMAND_BASE_H 17 #define MC_COMMAND_BASE_H 18 19 #include "mc_data_buffer.h" 20 #include <vector> 21 #include <string> 22 #include <cstdint> 23 24 namespace OHOS { 25 namespace MechBodyController { 26 namespace { 27 constexpr int32_t MECHBODY_MSG_TIMEOUT = 10000; 28 } 29 using ResponseCallback = std::function<void()>; 30 using TimeoutCallback = std::function<void()>; 31 32 class CommandBase { 33 public: 34 virtual ~CommandBase() = default; 35 36 virtual std::shared_ptr<MechDataBuffer> Marshal() const = 0; 37 bool Unmarshal(std::shared_ptr<MechDataBuffer> data); 38 39 void SetResponseCallback(ResponseCallback cb); 40 void SetTimeoutCallback(TimeoutCallback cb); 41 virtual void TriggerResponse(std::shared_ptr<MechDataBuffer> data) = 0; 42 void TriggerTimeout() const; 43 44 uint8_t GetCmdSet() const; 45 uint8_t GetCmdId() const; 46 uint16_t GetCmdType() const; 47 uint16_t GetReqSize() const; 48 uint16_t GetRspSize() const; 49 uint32_t GetTimeoutMs() const; 50 int32_t GetRetryTimes() const; 51 52 bool NeedResponse() const; 53 54 protected: 55 uint8_t cmdSet_ = 0; 56 uint8_t cmdId_ = 0; 57 uint16_t reqSize_ = 0; 58 uint16_t rspSize_ = 0; 59 bool needResponse_ = 0; 60 int32_t retryTimes_ = 0; 61 uint32_t timeoutMs_ = MECHBODY_MSG_TIMEOUT; 62 ResponseCallback responseCb_; 63 TimeoutCallback timeoutCb_; 64 }; 65 } // namespace MechBodyController 66 } // namespace OHOS 67 68 #endif // MC_COMMAND_BASE_H 69