Line data    Source code

       1              : /**
       2              :  * Copyright (c) 2025 Huawei Technologies Co., Ltd.
       3              :  * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
       4              :  * CANN Open Software License Agreement Version 2.0 (the "License").
       5              :  * Please refer to the License for details. You may not use this file except in compliance with the License.
       6              :  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
       7              :  * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
       8              :  * See LICENSE in the root of the software repository for the full text of the License.
       9              :  */
      10              : 
      11              : #ifndef DGW_DATA_OBJ_MANAGER_H
      12              : #define DGW_DATA_OBJ_MANAGER_H
      13              : 
      14              : #include <unistd.h>
      15              : #include <list>
      16              : #include <memory>
      17              : #include <vector>
      18              : 
      19              : #include "fsm/state_define.h"
      20              : #include "driver/ascend_hal.h"
      21              : 
      22              : namespace dgw {
      23              : using EntityWeakPtr = std::weak_ptr<Entity>;
      24              : 
      25              : class DataObj {
      26              : public:
      27              :     explicit DataObj(Entity* const sendEntityPtr, const Mbuf* const mbufPtr);
      28              : 
      29           44 :     ~DataObj() = default;
      30              : 
      31              :     DataObj(const DataObj&) = delete;
      32              :     DataObj(const DataObj&&) = delete;
      33              :     DataObj& operator=(const DataObj&) = delete;
      34              :     DataObj& operator=(DataObj&&) = delete;
      35              : 
      36              :     inline bool CopRef() const { return copyRef_; }
      37              : 
      38           65 :     inline const Mbuf* GetMbuf() const { return mbuf_; }
      39              : 
      40          104 :     inline Entity* GetSendEntity() const { return sendEntity_; }
      41              : 
      42              :     void AddRecvEntity(Entity* const recvEntityPtr);
      43              : 
      44           67 :     inline size_t GetRecvEntitySize() { return recvEntities_.size(); }
      45              : 
      46            3 :     inline std::vector<Entity*>& GetRecvEntities() { return recvEntities_; }
      47              : 
      48              :     bool RemoveRecvEntity(const Entity* const recvEntityPtr);
      49              : 
      50              :     bool UpdateRecvEntities(const EntityPtr group, const EntityPtr elem);
      51              : 
      52           15 :     inline void MaintainMbuf() { maintainMbuf_ = true; }
      53              : 
      54            9 :     inline bool ShouldMaintainMbuf() const { return maintainMbuf_; }
      55              : 
      56              : private:
      57              :     Entity* sendEntity_;
      58              :     std::vector<Entity*> recvEntities_;
      59              :     const bool copyRef_ = false;
      60              :     const Mbuf* mbuf_ = nullptr;
      61              :     bool maintainMbuf_ = false;
      62              : };
      63              : 
      64              : using DataObjPtr = std::shared_ptr<DataObj>;
      65              : using DataObjList = std::list<DataObjPtr>;
      66              : 
      67              : class DataObjManager {
      68              : public:
      69              :     explicit DataObjManager() = default;
      70              : 
      71              :     ~DataObjManager() = default;
      72              : 
      73              :     DataObjManager(const DataObjManager&) = delete;
      74              :     DataObjManager(const DataObjManager&&) = delete;
      75              :     DataObjManager& operator=(const DataObjManager&) = delete;
      76              :     DataObjManager& operator=(DataObjManager&&) = delete;
      77              : 
      78              :     static DataObjManager& Instance();
      79              :     DataObjPtr CreateDataObj(Entity* const sendEntityPtr, const Mbuf* const mbufPtr) const;
      80              : };
      81              : } // namespace dgw
      82              : 
      83              : #endif