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:
25 108 : CcuCtxSignature() = default;
26 128 : ~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
40 : {
41 20 : return this == &rhs || data.str() == rhs.data.str();
42 : }
43 :
44 : // 用法Append<T>(t)
45 118 : template <typename T> void Append(T t)
46 : {
47 118 : data << t;
48 118 : }
49 :
50 2 : void Append(const CcuCtxSignature &other)
51 : {
52 2 : data << other.data.str();
53 2 : }
54 :
55 51 : std::string Describe() const
56 : {
57 51 : return StringFormat("CcuCtxSignature[data=%s]", data.str().c_str());
58 : }
59 :
60 : // 下掉CcuContext GetSignatrue
61 75 : std::string GetData() const
62 : {
63 75 : return data.str();
64 : }
65 :
66 : friend class std::hash<Hccl::CcuCtxSignature>;
67 :
68 : private:
69 : std::ostringstream data;
70 : };
71 :
72 : } // namespace Hccl
73 :
74 : namespace std {
75 :
76 : template <> class hash<Hccl::CcuCtxSignature> {
77 : public:
78 24 : size_t operator()(const Hccl::CcuCtxSignature &signature) const
79 : {
80 24 : auto dataHash = hash<string>{}(signature.GetData());
81 24 : return Hccl::HashCombine({dataHash});
82 : }
83 : };
84 :
85 : } // namespace std
86 :
87 : #endif // HCCL_CCU_CTX_SIGNATURE_H
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