44 lines
1,011 B
Elixir
44 lines
1,011 B
Elixir
defmodule Openflow.Action.PushMpls do
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@moduledoc """
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Push a new MPLS label
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send_flow_mod_add(
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datapath_id,
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match: Match.new(),
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instruction: ApplyActions.new(PushMpls.new())
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)
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"""
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defstruct(ethertype: 0x8847)
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@eth_p_mpls_uc 0x8847
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alias __MODULE__
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@type t :: %PushMpls{ethertype: 0..0xFFFF}
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@spec ofpat() :: 19
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def ofpat, do: 19
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@doc """
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Create a new push_mpls action struct\\
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0x8847(ETH_P_MPLS_UC) as a default value.
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iex> %PushMpls{ethertype: 0x8847} = PushMpls.new()
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"""
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@spec new() :: t()
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@spec new(ethertype :: 0..0xFFFF) :: t()
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def new(ethertype \\ @eth_p_mpls_uc) do
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%PushMpls{ethertype: ethertype}
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end
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@spec to_binary(t()) :: <<_::16, _::_*8>>
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def to_binary(%PushMpls{ethertype: ethertype}) do
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<<19::16, 8::16, ethertype::16, 0::size(2)-unit(8)>>
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end
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@spec read(<<_::16, _::_*8>>) :: t()
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def read(<<19::16, 8::16, ethertype::16, 0::size(2)-unit(8)>>) do
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%PushMpls{ethertype: ethertype}
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end
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end
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