Add ReadWhiteListSize HCI command

lib/blue_heron/hci/commands/le_controller/read_white_list_size.ex

@@ -0,0 +1,29 @@
+defmodule BlueHeron.HCI.Command.LEController.ReadWhiteListSize do
+  use BlueHeron.HCI.Command.LEController, ocf: 0x000F
+
+  defparameters []
+
+  defimpl BlueHeron.HCI.Serializable do
+    def serialize(%{opcode: opcode}) do
+      <<opcode::binary, 0x00>>
+    end
+  end
+
+  @impl BlueHeron.HCI.Command
+  def deserialize(<<@opcode::binary, 0x00>>) do
+    new()
+  end
+
+  @impl BlueHeron.HCI.Command
+  def deserialize_return_parameters(<<status, white_list_size>>) do
+    %{
+      status: status,
+      white_list_size: white_list_size
+    }
+  end
+
+  @impl BlueHeron.HCI.Command
+  def serialize_return_parameters(%{status: status, white_list_size: white_list_size}) do
+    <<BlueHeron.ErrorCode.to_code!(status), white_list_size>>
+  end
+end

lib/blue_heron/hci/transport.ex

@@ -39,7 +39,7 @@ defmodule BlueHeron.HCI.Transport do
     <<0x5B, 0x0C, 0x01, 0x01>>,
     <<0x02, 0x20, 0x00>>,
     <<0x6D, 0x0C, 0x02, 0x01, 0x00>>,
-    <<0x0F, 0x20, 0x00>>,
+    %LEController.ReadWhiteListSize{},
     %LEController.SetScanParameters{
       le_scan_type: 0x01,
       le_scan_interval: 0x0030,