/***************************************************************************************[minisat.h] Copyright (c) 2008-2011, Niklas Sorensson 2008, Koen Claessen Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. **************************************************************************************************/ #ifndef Minisat_C_Bindings_h #define Minisat_C_Bindings_h // SolverTypes: // typedef struct minisat_solver_t minisat_solver; #ifdef Minisat_Opaque #define opaque(x) struct { x f; } #else #define opaque(x) x #endif typedef opaque(int) minisat_Var; typedef opaque(int) minisat_Lit; typedef opaque(int) minisat_lbool; typedef opaque(int) minisat_bool; // Only for clarity in the declarations below (this is just a plain c-bool). #undef opaque // Constants: (can these be made inline-able?) // extern const minisat_lbool minisat_l_True; extern const minisat_lbool minisat_l_False; extern const minisat_lbool minisat_l_Undef; minisat_solver* minisat_new (void); void minisat_delete (minisat_solver* s); minisat_Var minisat_newVar (minisat_solver *s); minisat_Lit minisat_newLit (minisat_solver *s); minisat_Lit minisat_mkLit (minisat_Var x); minisat_Lit minisat_mkLit_args (minisat_Var x, int sign); minisat_Lit minisat_negate (minisat_Lit p); minisat_Var minisat_var (minisat_Lit p); minisat_bool minisat_sign (minisat_Lit p); minisat_bool minisat_addClause (minisat_solver *s, int len, minisat_Lit *ps); void minisat_addClause_begin (minisat_solver *s); void minisat_addClause_addLit(minisat_solver *s, minisat_Lit p); minisat_bool minisat_addClause_commit(minisat_solver *s); minisat_bool minisat_simplify (minisat_solver *s); minisat_bool minisat_solve (minisat_solver *s, int len, minisat_Lit *ps); minisat_lbool minisat_limited_solve (minisat_solver *s, int len, minisat_Lit *ps); void minisat_solve_begin (minisat_solver *s); void minisat_solve_addLit (minisat_solver *s, minisat_Lit p); minisat_bool minisat_solve_commit (minisat_solver *s); minisat_lbool minisat_limited_solve_commit (minisat_solver *s); minisat_bool minisat_okay (minisat_solver *s); void minisat_setPolarity (minisat_solver *s, minisat_Var v, int b); void minisat_setDecisionVar (minisat_solver *s, minisat_Var v, int b); minisat_lbool minisat_get_l_True (void); minisat_lbool minisat_get_l_False (void); minisat_lbool minisat_get_l_Undef (void); minisat_lbool minisat_value_Var (minisat_solver *s, minisat_Var x); minisat_lbool minisat_value_Lit (minisat_solver *s, minisat_Lit p); minisat_lbool minisat_modelValue_Var (minisat_solver *s, minisat_Var x); minisat_lbool minisat_modelValue_Lit (minisat_solver *s, minisat_Lit p); int minisat_num_assigns (minisat_solver *s); int minisat_num_clauses (minisat_solver *s); int minisat_num_learnts (minisat_solver *s); int minisat_num_vars (minisat_solver *s); int minisat_num_freeVars (minisat_solver *s); int minisat_conflict_len (minisat_solver *s); minisat_Lit minisat_conflict_nthLit (minisat_solver *s, int i); void minisat_set_conf_budget (minisat_solver* s, int x); void minisat_set_prop_budget (minisat_solver* s, int x); void minisat_no_budget (minisat_solver* s); // Resource constraints: void minisat_interrupt(minisat_solver* s); void minisat_clearInterrupt(minisat_solver* s); // SimpSolver methods: void minisat_setFrozen (minisat_solver* s, minisat_Var v, minisat_bool b); minisat_bool minisat_isEliminated (minisat_solver* s, minisat_Var v); minisat_bool minisat_eliminate (minisat_solver* s, minisat_bool turn_off_elim); // Setters: void minisat_set_verbosity (minisat_solver *s, int v); // Getters: int minisat_num_conflicts (minisat_solver *s); int minisat_num_decisions (minisat_solver *s); int minisat_num_restarts (minisat_solver *s); int minisat_num_propagations(minisat_solver *s); /* TODO // Mode of operation: // int verbosity; double var_decay; double clause_decay; double random_var_freq; double random_seed; double restart_luby_start; // The factor with which the values of the luby sequence is multiplied to get the restart (default 100) double restart_luby_inc; // The constant that the luby sequence uses powers of (default 2) bool expensive_ccmin; // FIXME: describe. bool rnd_pol; // FIXME: describe. int restart_first; // The initial restart limit. (default 100) double restart_inc; // The factor with which the restart limit is multiplied in each restart. (default 1.5) double learntsize_factor; // The intitial limit for learnt clauses is a factor of the original clauses. (default 1 / 3) double learntsize_inc; // The limit for learnt clauses is multiplied with this factor each restart. (default 1.1) int learntsize_adjust_start_confl; double learntsize_adjust_inc; // Statistics: (read-only member variable) // uint64_t starts, decisions, rnd_decisions, propagations, conflicts; uint64_t dec_vars, clauses_literals, learnts_literals, max_literals, tot_literals; */ #endif