-/* Copyright (c) 2007-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2023. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#ifndef SIMGRID_MC_REMOTE_EVENTLOOP_HPP
#define SIMGRID_MC_REMOTE_EVENTLOOP_HPP
+#include "src/mc/mc_forward.hpp"
#include "src/mc/remote/Channel.hpp"
#include <event2/event.h>
#include <functional>
+#include <memory>
-namespace simgrid {
-namespace mc {
+namespace simgrid::mc {
-class CheckerSide {
- struct event_base* base_ = nullptr;
- struct event* socket_event_ = nullptr;
- struct event* signal_event_ = nullptr;
+/* CheckerSide: All what the checker needs to interact with a given application process */
+class CheckerSide {
+ std::unique_ptr<event_base, decltype(&event_base_free)> base_{nullptr, &event_base_free};
+ std::unique_ptr<event, decltype(&event_free)> socket_event_{nullptr, &event_free};
+ std::unique_ptr<event, decltype(&event_free)> signal_event_{nullptr, &event_free};
+ std::unique_ptr<RemoteProcessMemory> remote_memory_;
Channel channel_;
+ bool running_ = false;
+ pid_t pid_;
+
public:
- explicit CheckerSide(int sockfd) : channel_(sockfd) {}
- ~CheckerSide();
+ explicit CheckerSide(int sockfd, pid_t pid);
// No copy:
CheckerSide(CheckerSide const&) = delete;
CheckerSide& operator=(CheckerSide const&) = delete;
CheckerSide& operator=(CheckerSide&&) = delete;
+ /* Communicating with the application */
Channel const& get_channel() const { return channel_; }
Channel& get_channel() { return channel_; }
- void start(void (*handler)(int, short, void*));
- void dispatch();
- void break_loop();
+ bool handle_message(const char* buffer, ssize_t size);
+ void dispatch_events() const;
+ void break_loop() const;
+
+ /* Interacting with the application process */
+ pid_t get_pid() const { return pid_; }
+ bool running() const { return running_; }
+ void terminate() { running_ = false; }
+ void handle_waitpid();
+ RemoteProcessMemory& get_remote_memory() { return *remote_memory_.get(); }
+ void clear_memory_cache();
};
-} // namespace mc
-} // namespace simgrid
+} // namespace simgrid::mc
#endif