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 HCCL_CCU_CTX_SIGNATURE_H
      12              : #define HCCL_CCU_CTX_SIGNATURE_H
      13              : 
      14              : #include <sstream>
      15              : #include <iostream>
      16              : #include <string>
      17              : #include <ios>
      18              : #include "hash_utils.h"
      19              : #include "string_util.h"
      20              : 
      21              : namespace Hccl {
      22              : 
      23              : class CcuCtxSignature {
      24              : public:
      25          104 :     CcuCtxSignature() = default;
      26          124 :     ~CcuCtxSignature() = default;
      27           20 :     CcuCtxSignature(const CcuCtxSignature& other)
      28           20 :     {
      29              :         // 实现复制构造函数
      30           20 :         data << other.data.str();
      31           20 :     }
      32              : 
      33            8 :     void operator=(const CcuCtxSignature& other)
      34              :     {
      35              :         // 实现赋值操作
      36            8 :         data << other.data.str();
      37            8 :     }
      38              : 
      39           20 :     bool operator==(const CcuCtxSignature& rhs) const { return this == &rhs || data.str() == rhs.data.str(); }
      40              : 
      41              :     // 用法Append<T>(t)
      42              :     template <typename T>
      43          114 :     void Append(T t)
      44              :     {
      45          114 :         data << t;
      46          114 :     }
      47              : 
      48            2 :     void Append(const CcuCtxSignature& other) { data << other.data.str(); }
      49              : 
      50           49 :     std::string Describe() const { return StringFormat("CcuCtxSignature[data=%s]", data.str().c_str()); }
      51              : 
      52              :     // 下掉CcuContext GetSignatrue
      53           73 :     std::string GetData() const { return data.str(); }
      54              : 
      55              :     friend class std::hash<Hccl::CcuCtxSignature>;
      56              : 
      57              : private:
      58              :     std::ostringstream data;
      59              : };
      60              : 
      61              : } // namespace Hccl
      62              : 
      63              : namespace std {
      64              : 
      65              : template <>
      66              : class hash<Hccl::CcuCtxSignature> {
      67              : public:
      68           24 :     size_t operator()(const Hccl::CcuCtxSignature& signature) const
      69              :     {
      70           24 :         auto dataHash = hash<string>{}(signature.GetData());
      71           24 :         return Hccl::HashCombine({dataHash});
      72              :     }
      73              : };
      74              : 
      75              : } // namespace std
      76              : 
      77              : #endif // HCCL_CCU_CTX_SIGNATURE_H