32 lines
914 B
Elixir
32 lines
914 B
Elixir
defmodule Openflow.Action.NxFlowSpecOutput do
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defstruct(
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n_bits: 0,
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src: nil,
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src_offset: 0
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)
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@learn_src_field 0
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@learn_dst 2
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alias __MODULE__
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def new(options) do
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src = options[:src]
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n_bits = options[:n_bits] || Openflow.Match.Field.n_bits_of(src)
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%NxFlowSpecOutput{n_bits: n_bits, src: src, src_offset: options[:src_offset] || 0}
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end
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def to_binary(%NxFlowSpecOutput{n_bits: n_bits, src: src, src_offset: src_ofs}) do
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src_bin = Openflow.Match.codec_header(src)
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<<0::2, @learn_src_field::1, @learn_dst::2, n_bits::11, src_bin::4-bytes, src_ofs::16>>
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end
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def read(
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<<0::2, @learn_src_field::1, @learn_dst::2, n_bits::11, src_bin::4-bytes, src_ofs::16,
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rest::bitstring>>
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) do
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src = Openflow.Match.codec_header(src_bin)
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flow_spec = %NxFlowSpecOutput{n_bits: n_bits, src: src, src_offset: src_ofs}
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{flow_spec, rest}
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end
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end
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