void surf_action_state_set(surf_action_t action,
e_surf_action_state_t state);
void surf_action_data_set(surf_action_t action, void *data); /* cannot declare inline since we use a pointer to it */
+
+void surf_action_lmm_update_index_heap(void *action, int i); /* callback for heap management shared by cpu and net models */
+void surf_action_lmm_heap_insert(xbt_heap_t heap, surf_action_lmm_t action,
+ double key, enum heap_action_type hat);
+void surf_action_lmm_heap_remove(xbt_heap_t heap,surf_action_lmm_t action);
+
+
FILE *surf_fopen(const char *name, const char *mode);
extern tmgr_history_t history;
