8 #ifndef SRC_PACK_STAT_HPP_ 
    9 #define SRC_PACK_STAT_HPP_ 
size_t getOffset()
Return the actual counter. 
 
size_t p_mark
marker used to remember some position 
 
void incReq()
Increment the request pointer. 
 
void addOffset(size_t off)
Increment the offset pointer by off. 
 
size_t reqPack()
return the actual request for packing 
 
size_t un_ele
packing offset 
 
size_t getMark()
Return the mark.