Openflow parser

lib/openflow/meter_mod.ex

@@ -0,0 +1,32 @@
+defmodule Openflow.MeterMod do
+  defstruct(
+    version: 4,
+    xid: 0,
+    datapath_id: "",
+    aux_id:      0,
+    command: :add,
+    flags: [],
+    meter_id: 0,
+    bands: []
+  )
+
+  alias __MODULE__
+
+  def ofp_type, do: 29
+
+  def read(<<command_int::16, flags_int::16, meter_id_int::32, bands_bin::bytes>>) do
+    command = Openflow.Enums.to_atom(command_int, :meter_mod_command)
+    flags = Openflow.Enums.int_to_flags(flags_int, :meter_flags)
+    meter_id = Openflow.Utils.get_enum(meter_id_int, :meter_id)
+    bands = Openflow.MeterBand.read(bands_bin)
+    %MeterMod{command: command, flags: flags, meter_id: meter_id, bands: bands}
+  end
+
+  def to_binary(%MeterMod{command: command, flags: flags, meter_id: meter_id, bands: bands}) do
+    command_int = Openflow.Enums.to_int(command, :meter_mod_command)
+    flags_int = Openflow.Enums.flags_to_int(flags, :meter_flags)
+    meter_id_int = Openflow.Utils.get_enum(meter_id, :meter_id)
+    bands_bin = Openflow.MeterBand.to_binary(bands)
+    <<command_int::16, flags_int::16, meter_id_int::32, bands_bin::bytes>>
+  end
+end