+struct _LttEventPosition{
+ unsigned block_num; //block which contains the event
+ unsigned event_num; //event index in the block
+ unsigned event_offset; //event position in the block
+ LttTime event_time; //the time of the event
+ LttCycleCount event_cycle_count; //the cycle count of the event
+ unsigned heart_beat_number; //current number of heart beats
+ LttTracefile *tf; //tracefile containing the event
+ gboolean old_position; //flag to show if it is the position
+ //being remembered
+};