-void MC_dfs_init(xbt_automaton_t a);
-void MC_dfs(xbt_automaton_t automaton, int search_cycle, int restore);
-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);
+mc_pair_stateless_t new_pair_stateless(mc_state_t sg, xbt_state_t st);
+void MC_ddfs_stateless_init(xbt_automaton_t a);
+void MC_ddfs_stateless(xbt_automaton_t a, int search_cycle, int replay);
+void MC_show_stack_liveness_stateless(xbt_fifo_t stack);
+void MC_dump_stack_liveness_stateless(xbt_fifo_t stack);
+void MC_pair_stateless_delete(mc_pair_stateless_t pair);
+
+/********************************** DPOR for safety (stateless) **************************************/
+void MC_dpor_init(void);
+void MC_dpor(void);
+void MC_dpor_exit(void);
+
+/***** DPOR for safety (stateful) **** */
+
+typedef struct s_mc_state_with_snapshot{
+ mc_snapshot_t system_state;
+ mc_state_t graph_state;
+}s_mc_state_ws_t, *mc_state_ws_t;
+
+extern xbt_fifo_t mc_stack_safety_stateful;