-/* 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. */
#define SIMGRID_MC_MODEL_CHECKER_HPP
#include "src/mc/remote/CheckerSide.hpp"
+#include "src/mc/remote/RemotePtr.hpp"
#include "src/mc/sosp/PageStore.hpp"
#include "xbt/base.h"
-#include "xbt/string.hpp"
#include <memory>
-#include <set>
-namespace simgrid {
-namespace mc {
+namespace simgrid::mc {
/** State of the model-checker (global variables for the model checker)
*/
class ModelChecker {
CheckerSide checker_side_;
- /** String pool for host names */
- std::set<xbt::string, std::less<>> hostnames_;
- // This is the parent snapshot of the current state:
- PageStore page_store_{500};
- std::unique_ptr<RemoteSimulation> remote_simulation_;
- Checker* checker_ = nullptr;
-
- // Expect MessageType::SIMCALL_TO_STRING or MessageType::SIMCALL_DOT_LABEL
- std::string simcall_to_string(MessageType type, int aid, int times_considered);
+ std::unique_ptr<RemoteProcessMemory> remote_process_memory_;
+ Exploration* exploration_ = nullptr;
public:
ModelChecker(ModelChecker const&) = delete;
ModelChecker& operator=(ModelChecker const&) = delete;
- explicit ModelChecker(std::unique_ptr<RemoteSimulation> remote_simulation, int sockfd);
-
- RemoteSimulation& get_remote_simulation() { return *remote_simulation_; }
- Channel& channel() { return checker_side_.get_channel(); }
- PageStore& page_store()
- {
- return page_store_;
- }
+ explicit ModelChecker(std::unique_ptr<RemoteProcessMemory> remote_simulation, int sockfd);
- xbt::string const& get_host_name(const char* hostname)
- {
- return *this->hostnames_.insert(xbt::string(hostname)).first;
- }
+ RemoteProcessMemory& get_remote_process_memory() { return *remote_process_memory_; }
+ Channel& get_channel() { return checker_side_.get_channel(); }
+ void channel_handle_events() { checker_side_.dispatch(); }
void start();
- void shutdown();
- void resume(simgrid::mc::RemoteSimulation& get_remote_simulation);
- void wait_for_requests();
- void handle_simcall(Transition const& transition);
-
- /* Interactions with the simcall observer */
- bool simcall_is_visible(int aid);
- std::string simcall_to_string(int aid, int times_considered);
- std::string simcall_dot_label(int aid, int times_considered);
- XBT_ATTRIB_NORETURN void exit(int status);
+ /** Let the application take a transition. A new Transition is created iff the last parameter is true */
+ Transition* handle_simcall(aid_t aid, int times_considered, bool new_transition);
- bool checkDeadlock();
-
- Checker* getChecker() const { return checker_; }
- void setChecker(Checker* checker) { checker_ = checker; }
+ Exploration* get_exploration() const { return exploration_; }
+ void set_exploration(Exploration* exploration) { exploration_ = exploration; }
private:
- void setup_ignore();
bool handle_message(const char* buffer, ssize_t size);
void handle_waitpid();
-
-public:
- unsigned long visited_states = 0;
- unsigned long executed_transitions = 0;
};
-}
-}
+} // namespace simgrid::mc
#endif
