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Refactored nicira extended actions

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This commit is contained in:
Eishun Kondoh 2019-03-18 13:31:36 +09:00
parent efd08cf6dd
commit ffcba91395
51 changed files with 1015 additions and 819 deletions
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45
lib/openflow/actions/nx_reg_move.ex
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@ -11,42 +11,35 @@ defmodule Openflow.Action.NxRegMove do
@nxast 6
alias __MODULE__
alias Openflow.Action.Experimenter
def new(options) do
src_field = Keyword.get(options, :src_field)
dst_field = Keyword.get(options, :dst_field)
def new(options \\ []) do
src_field = options[:src_field] || raise "src_field must be specified"
dst_field = options[:dst_field] || raise "dst_field must be specified"
default_n_bits = Openflow.Match.Field.n_bits_of(dst_field)
n_bits = Keyword.get(options, :n_bits, default_n_bits)
src_ofs = Keyword.get(options, :src_offset, 0)
dst_ofs = Keyword.get(options, :dst_offset, 0)
%NxRegMove{
n_bits: n_bits,
src_offset: src_ofs,
dst_offset: dst_ofs,
n_bits: options[:n_bits] || default_n_bits,
src_offset: options[:src_offset] || 0,
dst_offset: options[:dst_offset] || 0,
src_field: src_field,
dst_field: dst_field
}
end
def to_binary(%NxRegMove{
n_bits: n_bits,
src_offset: src_ofs,
dst_offset: dst_ofs,
src_field: src_field,
dst_field: dst_field
}) do
src_field_bin = Openflow.Match.codec_header(src_field)
dst_field_bin = Openflow.Match.codec_header(dst_field)
def to_binary(%NxRegMove{} = move) do
src_field_bin = Openflow.Match.codec_header(move.src_field)
dst_field_bin = Openflow.Match.codec_header(move.dst_field)
body =
<<n_bits::16, src_ofs::16, dst_ofs::16, src_field_bin::4-bytes, dst_field_bin::4-bytes>>
exp_body = <<@experimenter::32, @nxast::16, body::bytes>>
exp_body_size = byte_size(exp_body)
padding_length = Openflow.Utils.padding(4 + exp_body_size, 8)
length = 4 + exp_body_size + padding_length
<<0xFFFF::16, length::16, exp_body::bytes, 0::size(padding_length)-unit(8)>>
Experimenter.pack_exp_header(<<
@experimenter::32,
@nxast::16,
move.n_bits::16,
move.src_offset::16,
move.dst_offset::16,
src_field_bin::4-bytes,
dst_field_bin::4-bytes
>>)
end
def read(<<@experimenter::32, @nxast::16, body::bytes>>) do