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43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
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// Copyright (c) 2021 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_IPC_PROCESS_H
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#define BITCOIN_IPC_PROCESS_H
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#include <memory>
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#include <string>
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namespace ipc {
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class Protocol;
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//! IPC process interface for spawning bitcoin processes and serving requests
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//! in processes that have been spawned.
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//!
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//! There will be different implementations of this interface depending on the
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//! platform (e.g. unix, windows).
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class Process
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{
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public:
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virtual ~Process() = default;
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//! Spawn process and return socket file descriptor for communicating with
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//! it.
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virtual int spawn(const std::string& new_exe_name, const fs::path& argv0_path, int& pid) = 0;
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//! Wait for spawned process to exit and return its exit code.
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virtual int waitSpawned(int pid) = 0;
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//! Parse command line and determine if current process is a spawned child
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//! process. If so, return true and a file descriptor for communicating
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//! with the parent process.
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virtual bool checkSpawned(int argc, char* argv[], int& fd) = 0;
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};
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//! Constructor for Process interface. Implementation will vary depending on
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//! the platform (unix or windows).
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std::unique_ptr<Process> MakeProcess();
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} // namespace ipc
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#endif // BITCOIN_IPC_PROCESS_H
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