* spot/ltsmin/ltsmin.hh, spot/ltsmin/ltsmin.cc: Expose more of the ltsmin interface. * python/spot/ltsmin.i: Add some helper functions on top of this new interface. * tests/python/ltsmin.ipynb: Test them. * NEWS: Mention it.
95 lines
3.5 KiB
C++
95 lines
3.5 KiB
C++
// -*- coding: utf-8 -*-
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// Copyright (C) 2011, 2013, 2014, 2015, 2016 Laboratoire de Recherche et
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// Developpement de l'Epita (LRDE)
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include <spot/kripke/kripke.hh>
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#include <spot/tl/apcollect.hh>
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namespace spot
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{
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struct spins_interface;
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class SPOT_API ltsmin_model final
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{
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public:
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~ltsmin_model();
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// \brief Load an ltsmin model, either from divine or promela.
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//
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// The filename given can be either a *.pm/*.pml/*.prom promela
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// source or a *.spins dynamic library compiled with "spins file".
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// If a promela source is supplied, this function will call spins to
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// update the *.spins library only if it is not newer.
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//
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// Similarly the divine models can be specified as *.dve source or
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// *.dve or *.dve2C libraries.
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//
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static ltsmin_model load(const std::string& file);
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// \brief Generate a Kripke structure on-the-fly
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//
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// The dead parameter is used to control the behavior of the model
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// on dead states (i.e. the final states of finite sequences).
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// If DEAD is "false", it means we are not
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// interested in finite sequences of the system, and dead state
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// will have no successor. If DEAD is
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// "true", we want to check finite sequences as well as infinite
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// sequences, but do not need to distinguish them. In that case
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// dead state will have a loop labeled by true. If DEAD is any
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// other string, this is the name a property that should be true
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// when looping on a dead state, and false otherwise.
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//
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// This function returns 0 on error.
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//
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// \a to_observe the list of atomic propositions that should be observed
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// in the model
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// \a dict the BDD dictionary to use
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// \a dead an atomic proposition or constant to use for looping on
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// dead states
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// \a compress whether to compress the states. Use 0 to disable, 1
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// to enable compression, 2 to enable a faster compression that only
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// work if all variables are smaller than 2^28.
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kripke_ptr kripke(const atomic_prop_set* to_observe,
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bdd_dict_ptr dict,
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formula dead = formula::tt(),
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int compress = 0) const;
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/// Number of variables in a state
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int state_size() const;
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/// Name of each variable
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const char* state_variable_name(int var) const;
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/// Type of each variable
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int state_variable_type(int var) const;
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/// Number of different types
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int type_count() const;
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/// Name of each type
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const char* type_name(int type) const;
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/// Count of enumerated values for a type
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int type_value_count(int type);
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/// Name of each enumerated value for a type
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const char* type_value_name(int type, int val);
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private:
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ltsmin_model(std::shared_ptr<const spins_interface> iface) : iface(iface)
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{
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}
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std::shared_ptr<const spins_interface> iface;
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};
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}
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