40 lines
1.4 KiB
Elixir
40 lines
1.4 KiB
Elixir
defmodule Openflow.Action.NxRegLoad2 do
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defstruct(
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dst_field: nil,
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value: nil
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)
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@experimenter 0x00002320
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@nxast 33
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alias __MODULE__
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def new(options) do
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dst_field = Keyword.get(options, :dst_field)
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value = Keyword.get(options, :value)
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%NxRegLoad2{dst_field: dst_field, value: value}
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end
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def to_binary(%NxRegLoad2{dst_field: dst_field, value: value}) do
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match_bin =
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[{dst_field, value}]
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|> Openflow.Match.new
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|> Openflow.Match.to_binary
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<<1::16, _length::16, padded_field::bytes>> = match_bin
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patial_len = 4 + 4 + 2 + 6 + byte_size(padded_field)
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padding = Openflow.Utils.padding(patial_len, 8)
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exp_body = <<@experimenter::32, @nxast::16, 0::48, padded_field::bytes, 0::size(padding)-unit(8)>>
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exp_body_size = byte_size(exp_body)
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padding_length = Openflow.Utils.padding(4 + exp_body_size, 8)
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length = 4 + exp_body_size + padding_length
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<<0xffff::16, length::16, exp_body::bytes, 0::size(padding_length)-unit(8)>>
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end
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def read(<<@experimenter::32, @nxast::16, _::48, match_field_bin::bytes>>) do
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<<_class::16, _field::7, _hm::1, flen::8, _rest::bytes>> = match_field_bin
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match_len = 4 + 4 + flen
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match_bin = <<1::16, match_len::16, match_field_bin::bytes, 0::size(4)-unit(8)>>
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{[{dst_field, value}|_], _rest} = Openflow.Match.read(match_bin)
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%NxRegLoad2{dst_field: dst_field, value: value}
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end
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end
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