-}s_mc_reached_pairs_t, *mc_reached_pairs_t;
-
-extern xbt_fifo_t mc_snapshot_stack;
-
-void MC_dfs_init(xbt_automaton_t a);
-void MC_dfs(xbt_automaton_t automaton, int search_cycle);
-int MC_automaton_evaluate_label(xbt_automaton_t a, xbt_exp_label_t l);
-mc_pairs_t new_pair(mc_snapshot_t sn, mc_state_t sg, xbt_state_t st);
-void set_pair_visited(mc_state_t gs, xbt_state_t as, int search_cycle);
-int visited(mc_state_t gs, xbt_state_t as, int search_cycle);
-int reached(mc_state_t gs, xbt_state_t as);
-void set_pair_reached(mc_state_t gs, xbt_state_t as);
-void MC_show_snapshot_stack(xbt_fifo_t stack);
-void MC_dump_snapshot_stack(xbt_fifo_t stack);
-void MC_pair_delete(mc_pairs_t pair);
-void MC_exit_with_automaton(void);
+ xbt_dynar_t prop_ato;
+ unsigned int *hash_regions;
+ int search_cycle;
+}s_mc_pair_visited_hash_t, *mc_pair_visited_hash_t;
+
+typedef struct s_mc_pair_reached_hash{
+ xbt_state_t automaton_state;
+ xbt_dynar_t prop_ato;
+ unsigned int *hash_regions;
+}s_mc_pair_reached_hash_t, *mc_pair_reached_hash_t;
+
+
+
+int MC_automaton_evaluate_label(xbt_exp_label_t l);
+mc_pair_t new_pair(mc_snapshot_t sn, mc_state_t sg, xbt_state_t st);
+
+int reached(xbt_state_t st);
+void set_pair_reached(xbt_state_t st);
+int reached_hash(xbt_state_t st);
+void set_pair_reached_hash(xbt_state_t st);
+int snapshot_compare(mc_snapshot_t s1, mc_snapshot_t s2);
+void MC_pair_delete(mc_pair_t pair);
+void MC_exit_liveness(void);