mirror of
https://github.com/LizardByte/Sunshine.git
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107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
//
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// Created by loki on 12/14/19.
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//
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#ifndef SUNSHINE_PROCESS_H
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#define SUNSHINE_PROCESS_H
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#ifndef __kernel_entry
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#define __kernel_entry
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#endif
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#include <optional>
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#include <unordered_map>
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#include <boost/process.hpp>
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#include "utility.h"
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namespace proc {
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using file_t = util::safe_ptr_v2<FILE, int, fclose>;
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struct cmd_t {
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cmd_t(std::string &&do_cmd, std::string &&undo_cmd) : do_cmd(std::move(do_cmd)), undo_cmd(std::move(undo_cmd)) {}
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explicit cmd_t(std::string &&do_cmd) : do_cmd(std::move(do_cmd)) {}
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std::string do_cmd;
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// Executed when proc_t has finished running, meant to reverse 'do_cmd' if applicable
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std::string undo_cmd;
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};
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/*
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* pre_cmds -- guaranteed to be executed unless any of the commands fail.
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* detached -- commands detached from Sunshine
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* cmd -- Runs indefinitely until:
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* No session is running and a different set of commands it to be executed
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* Command exits
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* starting_dir -- the process starting dir. This is required for some games to run properly.
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* cmd_output --
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* empty -- The output of the commands are appended to the output of sunshine
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* "null" -- The output of the commands are discarded
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* filename -- The output of the commands are appended to filename
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*/
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struct ctx_t {
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std::vector<cmd_t> prep_cmds;
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/**
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* Some applications, such as Steam,
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* either exit quickly, or keep running indefinitely.
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* Steam.exe is one such application.
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* That is why some applications need be run and forgotten about
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*/
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std::vector<std::string> detached;
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std::string name;
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std::string cmd;
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std::string starting_dir;
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std::string output;
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};
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class proc_t {
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public:
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KITTY_DEFAULT_CONSTR_MOVE_THROW(proc_t)
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proc_t(
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boost::process::environment &&env,
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std::vector<ctx_t> &&apps) : _app_id(-1),
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_env(std::move(env)),
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_apps(std::move(apps)) {}
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int execute(int app_id);
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/**
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* @return _app_id if a process is running, otherwise returns -1
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*/
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int running();
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~proc_t();
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const std::vector<ctx_t> &get_apps() const;
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std::vector<ctx_t> &get_apps();
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void terminate();
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private:
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int _app_id;
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boost::process::environment _env;
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std::vector<ctx_t> _apps;
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// If no command associated with _app_id, yet it's still running
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bool placebo {};
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boost::process::child _process;
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boost::process::group _process_handle;
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file_t _pipe;
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std::vector<cmd_t>::const_iterator _undo_it;
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std::vector<cmd_t>::const_iterator _undo_begin;
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};
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void refresh(const std::string &file_name);
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std::optional<proc::proc_t> parse(const std::string &file_name);
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extern proc_t proc;
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} // namespace proc
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#endif //SUNSHINE_PROCESS_H
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