def __init__(self):
        vstruct.VStruct.__init__(self)
        self.Machine = v_uint16()
        self.NumberOfSections = v_uint16()
        self.TimeDateStamp = v_uint32()
        self.PointerToSymbolTable = v_uint32()
        self.NumberOfSymbols = v_uint32()
        self.SizeOfOptionalHeader = v_uint16()
        self.Characteristics = v_uint16()