/root/bitcoin/src/interfaces/echo.h
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1 | | // Copyright (c) 2021 The Bitcoin Core developers |
2 | | // Distributed under the MIT software license, see the accompanying |
3 | | // file COPYING or http://www.opensource.org/licenses/mit-license.php. |
4 | | |
5 | | #ifndef BITCOIN_INTERFACES_ECHO_H |
6 | | #define BITCOIN_INTERFACES_ECHO_H |
7 | | |
8 | | #include <memory> |
9 | | #include <string> |
10 | | |
11 | | namespace interfaces { |
12 | | //! Simple string echoing interface for testing. |
13 | | class Echo |
14 | | { |
15 | | public: |
16 | 0 | virtual ~Echo() = default; |
17 | | |
18 | | //! Echo provided string. |
19 | | virtual std::string echo(const std::string& echo) = 0; |
20 | | }; |
21 | | |
22 | | //! Return implementation of Echo interface. |
23 | | std::unique_ptr<Echo> MakeEcho(); |
24 | | } // namespace interfaces |
25 | | |
26 | | #endif // BITCOIN_INTERFACES_ECHO_H |