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