66 lines
2.1 KiB
Elixir
66 lines
2.1 KiB
Elixir
defmodule Openflow.MeterMod do
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defstruct(
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version: 4,
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xid: 0,
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datapath_id: "",
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aux_id: 0,
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command: :add,
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flags: [],
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meter_id: 0,
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bands: []
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)
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alias __MODULE__
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@type command :: :add | :modify | :delete
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@type t :: %MeterMod{
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version: 4,
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xid: 0..0xFFFFFFFF,
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datapath_id: String.t() | nil,
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aux_id: 0..0xFF | nil,
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command: command(),
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flags: [:kbps | :pktps | :burst | :stats],
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bands: [Openflow.MeterBand.Drop.t() | Openflow.MeterBand.Remark.t()]
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}
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@spec ofp_type() :: 29
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def ofp_type, do: 29
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@spec new(
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version: 4,
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xid: 0..0xFFFFFFFF,
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datapath_id: String.t() | nil,
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aux_id: 0..0xFF | nil,
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command: command(),
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flags: [:kbps | :pktps | :burst | :stats],
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bands: [Openflow.MeterBand.Drop.t() | Openflow.MeterBand.Remark.t()]
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) :: t()
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def new(options \\ []) do
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%MeterMod{
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xid: options[:xid] || 0,
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command: options[:command] || :add,
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flags: options[:flags] || [],
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meter_id: options[:meter_id] || 0,
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bands: options[:bands] || []
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}
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end
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@spec read(<<_::64, _::_*128>>) :: t()
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def read(<<command_int::16, flags_int::16, meter_id_int::32, bands_bin::bytes>>) do
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command = Openflow.Enums.to_atom(command_int, :meter_mod_command)
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flags = Openflow.Enums.int_to_flags(flags_int, :meter_flags)
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meter_id = Openflow.Utils.get_enum(meter_id_int, :meter_id)
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bands = Openflow.MeterBand.read(bands_bin)
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%MeterMod{command: command, flags: flags, meter_id: meter_id, bands: bands}
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end
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@spec to_binary(t()) :: <<_::64, _::_*128>>
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def to_binary(%MeterMod{command: command, flags: flags, meter_id: meter_id, bands: bands}) do
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command_int = Openflow.Enums.to_int(command, :meter_mod_command)
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flags_int = Openflow.Enums.flags_to_int(flags, :meter_flags)
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meter_id_int = Openflow.Utils.get_enum(meter_id, :meter_id)
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bands_bin = Openflow.MeterBand.to_binary(bands)
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<<command_int::16, flags_int::16, meter_id_int::32, bands_bin::bytes>>
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end
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end
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