def METHOD_NAME(self, addr):
    self.msgh_bits = unpack("<L", self.ql.mem.read(addr, 0x4))[0]
    self.msgh_size = unpack("<L", self.ql.mem.read(addr + 0x4, 0x4))[0]
    self.msgh_remote_port = unpack("<L", self.ql.mem.read(addr + 0x8, 0x4))[0]
    self.msgh_local_port = unpack("<L", self.ql.mem.read(addr + 0xc, 0x4))[0]
    self.msgh_voucher_port = unpack("<L", self.ql.mem.read(addr + 0x10, 0x4))[0]
    self.msgh_id = unpack("<L", self.ql.mem.read(addr + 0x14, 0x4))[0]
    # print("size !!!!! {}".format(self.msgh_size))