Openflow parser

lib/openflow/multipart/group_features/reply.ex

@@ -0,0 +1,44 @@
+defmodule Openflow.Multipart.GroupFeatures.Reply do
+  defstruct(
+    version:      4,
+    xid:          0,
+    datapath_id:  nil, # virtual field
+    flags:        [],
+    types:        0,
+    capabilities: [],
+    max_groups_for_all:           0,
+    max_groups_for_select:        0,
+    max_groups_for_indirect:      0,
+    max_groups_for_fast_failover: 0,
+    actions_for_all:              0,
+    actions_for_select:           0,
+    actions_for_indirect:         0,
+    actions_for_fast_failover:    0
+  )
+
+  alias __MODULE__
+
+  def ofp_type, do: 18
+
+  def read(<<types_int::32, capabilities_int::32,
+             max_groups_for_all_int::32,
+             max_groups_for_select_int::32,
+             max_groups_for_indirect_int::32,
+             max_groups_for_fast_failover_int::32,
+             actions_for_all_int::32,
+             actions_for_select_int::32,
+             actions_for_indirect_int::32,
+             actions_for_fast_failover_int::32>>) do
+    capabilities = Openflow.Enums.int_to_flags(capabilities_int, :group_capabilities)
+    %Reply{types: types_int,
+           capabilities: capabilities,
+           max_groups_for_all: max_groups_for_all_int,
+           max_groups_for_select: max_groups_for_select_int,
+           max_groups_for_indirect: max_groups_for_indirect_int,
+           max_groups_for_fast_failover: max_groups_for_fast_failover_int,
+           actions_for_all: actions_for_all_int,
+           actions_for_select: actions_for_select_int,
+           actions_for_indirect: actions_for_indirect_int,
+           actions_for_fast_failover: actions_for_fast_failover_int}
+  end
+end

lib/openflow/multipart/group_features/request.ex

@@ -0,0 +1,24 @@
+defmodule Openflow.Multipart.GroupFeatures.Request do
+  defstruct(
+    version:      4,
+    xid:          0,
+    datapath_id:  nil, # virtual field
+    flags: []
+  )
+
+  alias __MODULE__
+
+  def ofp_type, do: 18
+
+  def new do
+    %Request{}
+  end
+
+  def read("") do
+    %Request{}
+  end
+
+  def to_binary(%Request{} = msg) do
+    Openflow.Multipart.Request.header(msg)
+  end
+end