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       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 HCCLV2_RMA_DEV_NET_CONNECTION_H
      12              : #define HCCLV2_RMA_DEV_NET_CONNECTION_H
      13              : 
      14              : #include "rma_connection.h"
      15              : #include "op_mode.h"
      16              : #include "orion_adapter_hccp.h"
      17              : #include "socket.h"
      18              : #include "task.h"
      19              : namespace Hccl {
      20              : 
      21              : class DevRdmaConnection : public RmaConnection {
      22              : public:
      23              :     DevRdmaConnection(Socket* socket, RdmaHandle rdmaHandle, OpMode opMode);
      24              :     void Connect() override;
      25              :     RmaConnStatus GetStatus() override;
      26              :     QpHandle GetHandle();
      27              : 
      28              :     unique_ptr<BaseTask>
      29              :     PrepareWrite(const MemoryBuffer& remoteMemBuf, const MemoryBuffer& localMemBuf, const SqeConfig& config) override;
      30              : 
      31              :     ~DevRdmaConnection() override;
      32              : 
      33              :     string Describe() const override;
      34              : 
      35              : private:
      36              :     QpHandle qpHandle{nullptr};
      37              :     void CheckQpStatus(QpHandle handle);
      38              : 
      39           20 :     MAKE_ENUM(RdmaConnStatus, INIT, CONNECTING, SOCKET_TIMEOUT)
      40              :     RdmaConnStatus rdmaConnStatus{RdmaConnStatus::INIT};
      41              : 
      42              :     unique_ptr<BaseTask> PrepareOneRdmaSendForWrite(
      43              :         const MemoryBuffer& remoteMemBuf, const MemoryBuffer& localMemBuf, u64 offset, u32 size) const;
      44              : };
      45              : 
      46              : } // namespace Hccl
      47              : 
      48              : #endif // HCCL_RMA_DEV_NET_CONNECTION_H