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This commit is contained in:
Eishun Kondoh 2018-01-30 22:47:31 +09:00
parent 5fc01a9bec
commit 7635272fbd
150 changed files with 5055 additions and 4032 deletions
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29
lib/openflow/actions/nx_reg_load.ex
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@ -2,10 +2,10 @@ defmodule Openflow.Action.NxRegLoad do
import Bitwise
defstruct(
n_bits: 0,
offset: 0,
dst_field: nil,
value: nil
n_bits: 0,
offset: 0,
dst_field: nil,
value: nil
)
@experimenter 0x00002320
@ -19,36 +19,27 @@ defmodule Openflow.Action.NxRegLoad do
n_bits = Keyword.get(options, :n_bits, default_n_bits)
ofs = Keyword.get(options, :offset, 0)
value = Keyword.get(options, :value)
%NxRegLoad{n_bits: n_bits,
offset: ofs,
dst_field: dst_field,
value: value}
%NxRegLoad{n_bits: n_bits, offset: ofs, dst_field: dst_field, value: value}
end
def to_binary(%NxRegLoad{n_bits: n_bits,
offset: ofs,
dst_field: dst_field,
value: value}) do
def to_binary(%NxRegLoad{n_bits: n_bits, offset: ofs, dst_field: dst_field, value: value}) do
dst_field_bin = Openflow.Match.codec_header(dst_field)
value_bin0 = Openflow.Match.Field.codec(value, dst_field)
tmp_value = :binary.decode_unsigned(value_bin0, :big)
value_bin = <<tmp_value::64>>
ofs_nbits = (ofs <<< 6) ||| (n_bits - 1)
ofs_nbits = ofs <<< 6 ||| n_bits - 1
body = <<ofs_nbits::16, dst_field_bin::4-bytes, value_bin::bytes>>
exp_body = <<@experimenter::32, @nxast::16, body::bytes>>
exp_body_size = byte_size(exp_body)
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)>>
<<0xFFFF::16, length::16, exp_body::bytes, 0::size(padding_length)-unit(8)>>
end
def read(<<@experimenter::32, @nxast::16, body::bytes>>) do
<<ofs::10, n_bits::6, dst_field_bin::4-bytes, value_bin::bytes>> = body
dst_field = Openflow.Match.codec_header(dst_field_bin)
value = Openflow.Match.Field.codec(value_bin, dst_field)
%NxRegLoad{n_bits: n_bits + 1,
offset: ofs,
dst_field: dst_field,
value: value}
%NxRegLoad{n_bits: n_bits + 1, offset: ofs, dst_field: dst_field, value: value}
end
end