class DRb::DRbMessage

def load(soc) # :nodoc:

:nodoc: 
def load(soc)  # :nodoc:
  begin
    sz = soc.read(4)        # sizeof (N)
  rescue
    raise(DRbConnError, $!.message, $!.backtrace)
  end
  raise(DRbConnError, 'connection closed') if sz.nil?
  raise(DRbConnError, 'premature header') if sz.size < 4
  sz = sz.unpack('N')[0]
  raise(DRbConnError, "too large packet #{sz}") if @load_limit < sz
  begin
    str = soc.read(sz)
  rescue
    raise(DRbConnError, $!.message, $!.backtrace)
  end
  raise(DRbConnError, 'connection closed') if str.nil?
  raise(DRbConnError, 'premature marshal format(can\'t read)') if str.size < sz
  DRb.mutex.synchronize do
    begin
      Marshal::load(str)
    rescue NameError, ArgumentError
      DRbUnknown.new($!, str)
    end
  end
end