diff options
author | Russell Yanofsky <russ@yanofsky.org> | 2017-12-05 15:57:12 -0500 |
---|---|---|
committer | Russell Yanofsky <russ@yanofsky.org> | 2021-04-23 03:02:50 -0500 |
commit | 10afdf0280fa93bfffb0a7665c60dc155cd84514 (patch) | |
tree | 52512c1d233e30778833b525944ee1935514dc44 /src/ipc/process.h | |
parent | 745c9cebd50fea1664efef571dc1ee1bddc96102 (diff) | |
download | bitcoin-10afdf0280fa93bfffb0a7665c60dc155cd84514.tar.xz |
multiprocess: Add Ipc interface implementation
Diffstat (limited to 'src/ipc/process.h')
-rw-r--r-- | src/ipc/process.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/ipc/process.h b/src/ipc/process.h new file mode 100644 index 0000000000..4bb2930d9c --- /dev/null +++ b/src/ipc/process.h @@ -0,0 +1,42 @@ +// Copyright (c) 2021 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_IPC_PROCESS_H +#define BITCOIN_IPC_PROCESS_H + +#include <memory> +#include <string> + +namespace ipc { +class Protocol; + +//! IPC process interface for spawning bitcoin processes and serving requests +//! in processes that have been spawned. +//! +//! There will be different implementations of this interface depending on the +//! platform (e.g. unix, windows). +class Process +{ +public: + virtual ~Process() = default; + + //! Spawn process and return socket file descriptor for communicating with + //! it. + virtual int spawn(const std::string& new_exe_name, const fs::path& argv0_path, int& pid) = 0; + + //! Wait for spawned process to exit and return its exit code. + virtual int waitSpawned(int pid) = 0; + + //! Parse command line and determine if current process is a spawned child + //! process. If so, return true and a file descriptor for communicating + //! with the parent process. + virtual bool checkSpawned(int argc, char* argv[], int& fd) = 0; +}; + +//! Constructor for Process interface. Implementation will vary depending on +//! the platform (unix or windows). +std::unique_ptr<Process> MakeProcess(); +} // namespace ipc + +#endif // BITCOIN_IPC_PROCESS_H |