+mc_pair_t new_pair(mc_snapshot_t sn, mc_state_t sg, xbt_state_t st);
+
+int reached(mc_pair_t p);
+void set_pair_reached(mc_pair_t p);
+void MC_show_stack_liveness_stateful(xbt_fifo_t stack);
+void MC_dump_stack_liveness_stateful(xbt_fifo_t stack);
+void MC_pair_delete(mc_pair_t pair);
+void MC_exit_liveness(void);
+mc_state_t MC_state_pair_new(void);
+
+/* **** Double-DFS stateful without visited state **** */
+
+void MC_ddfs_stateful_init(xbt_automaton_t a);
+void MC_ddfs_stateful(xbt_automaton_t a, int search_cycle, int restore);
+
+/* **** Double-DFS stateful with visited state **** */
+
+typedef struct s_mc_visited_pair{
+ mc_pair_t pair;
+ int search_cycle;
+}s_mc_visited_pair_t, *mc_visited_pair_t;
+
+void MC_vddfs_stateful_init(xbt_automaton_t a);
+void MC_vddfs_stateful(xbt_automaton_t automaton, int search_cycle, int restore);
+void set_pair_visited(mc_pair_t p, int search_cycle);
+int visited(mc_pair_t p, int search_cycle);
+
+/* **** Double-DFS stateless **** */
+
+typedef struct s_mc_pair_stateless{
+ mc_state_t graph_state;
+ xbt_state_t automaton_state;
+}s_mc_pair_stateless_t, *mc_pair_stateless_t;
+
+extern xbt_fifo_t mc_stack_liveness_stateless;
+
+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);
+int reached_stateless(mc_pair_stateless_t p);
+void set_pair_stateless_reached(mc_pair_stateless_t p);
+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 Cristian 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;
+
+void MC_init_stateful(void);
+void MC_modelcheck_stateful(void);
+mc_state_ws_t new_state_ws(mc_snapshot_t s, mc_state_t gs);
+void MC_dpor_stateful_init(void);
+void MC_dpor_stateful(void);
+void MC_exit_stateful(void);
+
+/* **** DPOR 2 (invisible and independant transitions) **** */
+
+typedef struct s_mc_prop_ato{
+ char *id;
+ int value;
+}s_mc_prop_ato_t, *mc_prop_ato_t;
+
+typedef struct s_mc_pair_prop{
+ mc_snapshot_t system_state;
+ mc_state_t graph_state;
+ xbt_state_t automaton_state;
+ int num;
+ xbt_dynar_t propositions;
+ int fully_expanded;
+ int interleave;
+}s_mc_pair_prop_t, *mc_pair_prop_t;
+
+mc_prop_ato_t new_proposition(char* id, int value);
+mc_pair_prop_t new_pair_prop(mc_snapshot_t sn, mc_state_t sg, xbt_state_t st);
+int reached_prop(mc_pair_prop_t pair);
+void set_pair_prop_reached(mc_pair_prop_t pair);
+void MC_dpor2_init(xbt_automaton_t a);
+void MC_dpor2(xbt_automaton_t a, int search_cycle);
+int invisible(mc_pair_prop_t p, mc_pair_prop_t np);
+void set_fully_expanded(mc_pair_prop_t pair);
+
+/* **** DPOR 3 (invisible and independant transitions with coloration of pairs) **** */
+
+typedef enum {
+ GREEN=0,
+ ORANGE,
+ RED
+} e_mc_color_pair_t;
+
+typedef struct s_mc_pair_prop_col{
+ mc_snapshot_t system_state;
+ mc_state_t graph_state;
+ xbt_state_t automaton_state;
+ int num;
+ xbt_dynar_t propositions;
+ int fully_expanded;
+ int interleave;
+ e_mc_color_pair_t color;
+ int expanded;
+}s_mc_pair_prop_col_t, *mc_pair_prop_col_t;
+
+typedef struct s_mc_visited_pair_prop_col{
+ mc_pair_prop_col_t pair;
+ int search_cycle;
+}s_mc_visited_pair_prop_col_t, *mc_visited_pair_prop_col_t;
+
+void MC_dpor3_init(xbt_automaton_t a);
+void MC_dpor3(xbt_automaton_t a, int search_cycle);
+mc_pair_prop_col_t new_pair_prop_col(mc_snapshot_t sn, mc_state_t sg, xbt_state_t st);
+void set_expanded(mc_pair_prop_col_t pair);
+int reached_prop_col(mc_pair_prop_col_t pair);
+void set_pair_prop_col_reached(mc_pair_prop_col_t pair);
+int invisible_col(mc_pair_prop_col_t p, mc_pair_prop_col_t np);
+void set_fully_expanded_col(mc_pair_prop_col_t pair);
+void set_pair_prop_col_visited(mc_pair_prop_col_t pair, int sc);
+int visited_pair_prop_col(mc_pair_prop_col_t pair, int sc);