36 lines
944 B
Elixir
36 lines
944 B
Elixir
defmodule Openflow.Action.NxDecTtlCntIds do
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defstruct(ids: [])
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@experimenter 0x00002320
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@nxast 21
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alias __MODULE__
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alias Openflow.Action.Experimenter
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@type t :: %NxDecTtlCntIds{ids: [non_neg_integer()]}
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@spec new(ids :: [non_neg_integer()]) :: t()
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def new(ids) do
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%NxDecTtlCntIds{ids: ids}
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end
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def to_binary(%NxDecTtlCntIds{ids: ids}) do
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n_controllers = length(ids)
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ids_bin = Enum.reduce(ids, <<>>, fn id, acc -> <<acc::bytes, id::16>> end)
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Experimenter.pack_exp_header(<<
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@experimenter::32,
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@nxast::16,
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n_controllers::16,
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0::size(4)-unit(8),
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ids_bin::bytes
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>>)
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end
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def read(<<@experimenter::32, @nxast::16, n_controllers::16, body::bitstring>>) do
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n_controllers_len = n_controllers * 16
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<<0::size(4)-unit(8), ids_bin::size(n_controllers_len)-bits, _::bitstring>> = body
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ids = for <<id::16 <- ids_bin>>, do: id
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%NxDecTtlCntIds{ids: ids}
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end
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end
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