-void TRACE_paje_start(void);
-void TRACE_paje_end(void);
-void TRACE_paje_dump_buffer (int force);
-XBT_PUBLIC(void) new_pajeDefineContainerType(type_t type);
-XBT_PUBLIC(void) new_pajeDefineVariableType(type_t type);
-XBT_PUBLIC(void) new_pajeDefineStateType(type_t type);
-XBT_PUBLIC(void) new_pajeDefineEventType(type_t type);
-XBT_PUBLIC(void) new_pajeDefineLinkType(type_t type, type_t source, type_t dest);
-XBT_PUBLIC(void) new_pajeDefineEntityValue (val_t type);
-XBT_PUBLIC(void) new_pajeCreateContainer (container_t container);
-XBT_PUBLIC(void) new_pajeDestroyContainer (container_t container);
-XBT_PUBLIC(void) new_pajeSetVariable (double timestamp, container_t container, type_t type, double value);
-XBT_PUBLIC(void) new_pajeAddVariable (double timestamp, container_t container, type_t type, double value);
-XBT_PUBLIC(void) new_pajeSubVariable (double timestamp, container_t container, type_t type, double value);
-XBT_PUBLIC(void) new_pajeSetState (double timestamp, container_t container, type_t type, val_t value);
-XBT_PUBLIC(void) new_pajePushState (double timestamp, container_t container, type_t type, val_t value);
-XBT_PUBLIC(void) new_pajePushStateWithSize (double timestamp, container_t container, type_t type, val_t value, int size);
-XBT_PUBLIC(void) new_pajePopState (double timestamp, container_t container, type_t type);
-XBT_PUBLIC(void) new_pajeResetState (double timestamp, container_t container, type_t type);
-XBT_PUBLIC(void) new_pajeStartLink (double timestamp, container_t container, type_t type, container_t sourceContainer, const char *value, const char *key);
-XBT_PUBLIC(void) new_pajeStartLinkWithSize (double timestamp, container_t container, type_t type, container_t sourceContainer, const char *value, const char *key, int size);
-XBT_PUBLIC(void) new_pajeEndLink (double timestamp, container_t container, type_t type, container_t destContainer, const char *value, const char *key);
-XBT_PUBLIC(void) new_pajeNewEvent (double timestamp, container_t container, type_t type, val_t value);
-
-//for tracing gtnets
-void TRACE_surf_gtnets_communicate(void *action, void *src, void *dst);