zf

zenflows testing
git clone https://s.sonu.ch/~srfsh/zf.git
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inet.ex (1346B)

      1 defmodule Postgrex.Extensions.INET do
      2   @moduledoc false
      3 
      4   import Postgrex.BinaryUtils, warn: false
      5   use Postgrex.BinaryExtension, send: "cidr_send", send: "inet_send"
      6 
      7   def encode(_) do
      8     quote location: :keep do
      9       %Postgrex.INET{address: {a, b, c, d}, netmask: nil} ->
     10         <<8::int32(), 2, 32, 0, 4, a, b, c, d>>
     11 
     12       %Postgrex.INET{address: {a, b, c, d}, netmask: n} ->
     13         <<8::int32(), 2, n, 1, 4, a, b, c, d>>
     14 
     15       %Postgrex.INET{address: {a, b, c, d, e, f, g, h}, netmask: nil} ->
     16         <<20::int32(), 3, 128, 0, 16, a::16, b::16, c::16, d::16, e::16, f::16, g::16, h::16>>
     17 
     18       %Postgrex.INET{address: {a, b, c, d, e, f, g, h}, netmask: n} ->
     19         <<20::int32(), 3, n, 1, 16, a::16, b::16, c::16, d::16, e::16, f::16, g::16, h::16>>
     20 
     21       other ->
     22         raise DBConnection.EncodeError, Postgrex.Utils.encode_msg(other, Postgrex.INET)
     23     end
     24   end
     25 
     26   def decode(_) do
     27     quote location: :keep do
     28       <<8::int32(), 2, n, cidr?, 4, a, b, c, d>> ->
     29         n = if(cidr? == 1 or n != 32, do: n, else: nil)
     30         %Postgrex.INET{address: {a, b, c, d}, netmask: n}
     31 
     32       <<20::int32(), 3, n, cidr?, 16, a::16, b::16, c::16, d::16, e::16, f::16, g::16, h::16>> ->
     33         n = if(cidr? == 1 or n != 128, do: n, else: nil)
     34         %Postgrex.INET{address: {a, b, c, d, e, f, g, h}, netmask: n}
     35     end
     36   end
     37 end