Port Frame object to C++

src/avclan/frame.hpp

@@ -0,0 +1,38 @@
+// copyright (C) 2006 Marcin Slonicki <marcin@softservice.com.pl>
+// copyright (C) 2007 Louis Frigon
+// Copyright (C) 2015 Allen Hill <allenofthehills@gmail.com>
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <cstdint>
+
+namespace avclan {
+struct Frame {
+  struct Print {
+    bool print : 1 = false;   // print at all
+    bool binary : 1 = false;  // if printing, format as binary instead of text
+    bool verbose : 1 = false; // include extra context in error reports
+  };
+  struct Error {
+    enum class Parse : uint8_t {
+      TOO_SHORT = 0x01,
+      MISMATCH_LENGTH,
+      LENGTH_TOO_BIG,
+    };
+  };
+  static constexpr int MAXLENGTH = 32;
+
+  Error::Parse parse(const uint8_t *bytes, uint8_t len);
+  void print(Print print) const;
+
+  uint8_t reaction;
+  uint8_t owning_device;
+  bool is_unicast;
+  uint16_t controller_addr; // formerly "master"
+  uint16_t peripheral_addr; // formerly "slave"
+  uint8_t control = 0xF;
+  uint8_t length;
+  uint8_t data[MAXLENGTH];
+};
+} // namespace avclan