Move ERT, AIS packet code to common/.

firmware/common/ert_packet.hpp

@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __ERT_PACKET_H__
+#define __ERT_PACKET_H__
+
+#include <cstdint>
+#include <cstddef>
+
+#include "field_reader.hpp"
+#include "baseband_packet.hpp"
+#include "manchester.hpp"
+#include "message.hpp"
+
+#include "lpc43xx_cpp.hpp"
+using namespace lpc43xx;
+
+namespace ert {
+
+using ID = uint32_t;
+using Consumption = uint32_t;
+
+class Packet {
+public:
+	Packet(
+		const rtc::RTC& received_at,
+		const ERTPacketMessage::Type type,
+		const baseband::Packet& packet
+	) : packet_ { packet },
+		received_at_ { received_at },
+		decoder_ { packet_ },
+		reader_ { decoder_ },
+		type_ { type }
+	{
+	}
+
+	size_t length() const;
+	
+	bool is_valid() const;
+
+	rtc::RTC received_at() const;
+
+	ERTPacketMessage::Type type() const;
+	ID id() const;
+	Consumption consumption() const;
+
+	ManchesterFormatted symbols_formatted() const;
+
+	bool crc_ok() const;
+
+private:
+	using Reader = FieldReader<ManchesterDecoder, BitRemapNone>;
+
+	const baseband::Packet packet_;
+	const rtc::RTC received_at_;
+	const ManchesterDecoder decoder_;
+	const Reader reader_;
+	const ERTPacketMessage::Type type_;
+
+	const ID invalid_id = 0;
+	const Consumption invalid_consumption = 0;
+
+	bool crc_ok_idm() const;
+	bool crc_ok_scm() const;
+};
+
+} /* namespace ert */
+
+#endif/*__ERT_PACKET_H__*/