1 /* Copyright (c) 2016-2022. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SIMGRID_MC_CHECKER_HPP
7 #define SIMGRID_MC_CHECKER_HPP
9 #include "src/mc/api.hpp"
11 namespace simgrid::mc {
13 /** A model-checking exploration algorithm
15 * This is an abstract base class used to group the data, state, configuration
16 * of a model-checking algorithm.
18 * Implementing this interface will probably not be really mandatory,
19 * you might be able to write your model-checking algorithm as plain
20 * imperative code instead.
22 * It is expected to interact with the model-checked application through the
23 * `RemoteApp` interface (that is currently not perfectly sufficient to that extend). */
25 class Exploration : public xbt::Extendable<Exploration> {
26 RemoteApp* remote_app_;
29 explicit Exploration(RemoteApp* remote_app) : remote_app_(remote_app) {}
32 Exploration(Exploration const&) = delete;
33 Exploration& operator=(Exploration const&) = delete;
35 virtual ~Exploration() = default;
37 /** Main function of this algorithm */
38 virtual void run() = 0;
40 /* These methods are callbacks called by the model-checking engine
41 * to get and display information about the current state of the
42 * model-checking algorithm: */
44 /** Show the current trace/stack
46 * Could this be handled in the Session/ModelChecker instead? */
47 virtual RecordTrace get_record_trace() = 0;
49 /** Generate a textual execution trace of the simulated application */
50 virtual std::vector<std::string> get_textual_trace() = 0;
52 /** Log additional information about the state of the model-checker */
53 virtual void log_state() = 0;
55 RemoteApp& get_remote_app() { return *remote_app_; }
58 // External constructors so that the types (and the types of their content) remain hidden
59 XBT_PUBLIC Exploration* create_liveness_checker(RemoteApp* remote_app);
60 XBT_PUBLIC Exploration* create_dfs_exploration(RemoteApp* remote_app);
61 XBT_PUBLIC Exploration* create_communication_determinism_checker(RemoteApp* remote_app);
62 XBT_PUBLIC Exploration* create_udpor_checker(RemoteApp* remote_app);
64 } // namespace simgrid::mc