-void TRACE_surf_update_action_state (void *surf_action, smx_action_t smx_action, double value, const char *stateValue, double now, double delta);
-void TRACE_surf_update_action_state_net_resource (const char *name, smx_action_t smx_action, double value, double now, double delta);
-void TRACE_surf_update_action_state_cpu_resource (const char *name, smx_action_t smx_action, double value, double now, double delta);
-void TRACE_surf_net_link_new (char *name, double bw, double lat);
-void TRACE_surf_cpu_new (char *name, double power);
-void TRACE_surf_cpu_set_power (double date, char *resource, double power);
+void TRACE_surf_host_declaration (char *name, double power);
+void TRACE_surf_host_set_power (double date, char *resource, double power);
+void TRACE_surf_host_set_utilization (const char *name, smx_action_t smx_action, double value, double now, double delta);
+void TRACE_surf_host_define_id (const char *name, int host_id);
+void TRACE_surf_host_vivaldi_parse (char *host, double x, double y, double h);
+void TRACE_surf_link_declaration (char *name, double bw, double lat);