53 lines
1.5 KiB
Elixir
53 lines
1.5 KiB
Elixir
defmodule Openflow.ErrorMsg do
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@moduledoc "OpenFlow Error codec module"
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defstruct(
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version: 4,
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xid: 0,
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type: nil,
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code: nil,
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data: "",
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exp_type: nil,
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experimenter: nil,
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datapath_id: nil, # virtual field
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aux_id: 0 # virtual field
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)
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alias __MODULE__
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def ofp_type, do: 1
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def read(<<0xffff::16, exp_type::16, experimenter::32, data::bytes>>) do
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error_type = Openflow.Enums.to_atom(0xffff, :error_type)
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%ErrorMsg{
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type: error_type,
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exp_type: exp_type,
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experimenter: experimenter,
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data: data
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}
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end
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def read(<<type::16, code::16, data::bytes>>) do
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error_type = Openflow.Enums.to_atom(type, :error_type)
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error_code = Openflow.Enums.to_atom(code, error_type)
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%ErrorMsg{
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type: error_type,
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code: error_code,
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data: data
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}
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end
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def to_binary(%ErrorMsg{type: :experimenter,
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exp_type: exp_type,
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experimenter: experimenter,
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data: data}) do
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error_type = Openflow.Enums.to_int(:experimenter, :error_type)
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<<error_type::16, exp_type::16, experimenter::32, data::bytes>>
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end
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def to_binary(%ErrorMsg{type: type,
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code: code,
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data: data}) do
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error_type = Openflow.Enums.to_int(type, :error_type)
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error_code = Openflow.Enums.to_int(code, type)
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<<error_type::16, error_code::16, data::bytes>>
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end
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end
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