mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-10-01 01:26:06 -04:00
156 lines
2.8 KiB
C++
156 lines
2.8 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __TPMS_PACKET_H__
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#define __TPMS_PACKET_H__
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#include <cstdint>
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#include <cstddef>
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#include "optional.hpp"
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#include "units.hpp"
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using units::Temperature;
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using units::Pressure;
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#include "baseband_packet.hpp"
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#include "manchester.hpp"
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#include "field_reader.hpp"
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namespace tpms {
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enum SignalType : uint32_t {
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FLM = 1,
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Subaru = 2,
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GMC = 3,
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};
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class TransponderID {
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public:
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constexpr TransponderID(
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) : id_ { 0 }
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{
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}
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constexpr TransponderID(
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const uint32_t id
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) : id_ { id }
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{
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}
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constexpr uint32_t value() const {
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return id_;
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}
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private:
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uint32_t id_;
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};
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class Reading {
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public:
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enum Type {
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None = 0,
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FLM_64 = 1,
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FLM_72 = 2,
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FLM_80 = 3,
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SUB_35 = 4,
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GMC_96 = 5,
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};
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constexpr Reading(
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) : type_ { Type::None }
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{
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}
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constexpr Reading(
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Type type,
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TransponderID id
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) : type_ { type },
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id_ { id }
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{
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}
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constexpr Reading(
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Type type,
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TransponderID id,
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Optional<Pressure> pressure = { },
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Optional<Temperature> temperature = { }
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) : type_ { type },
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id_ { id },
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pressure_ { pressure },
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temperature_ { temperature }
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{
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}
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Type type() const {
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return type_;
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}
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TransponderID id() const {
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return id_;
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}
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Optional<Pressure> pressure() const {
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return pressure_;
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}
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Optional<Temperature> temperature() const {
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return temperature_;
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}
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private:
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Type type_ { Type::None };
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TransponderID id_ { 0 };
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Optional<Pressure> pressure_ { };
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Optional<Temperature> temperature_ { };
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};
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class Packet {
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public:
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constexpr Packet(
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const baseband::Packet& packet
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) : packet_ { packet },
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decoder_ { packet_, 0 },
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reader_ { decoder_ }
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{
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}
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Timestamp received_at() const;
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ManchesterFormatted symbols_formatted() const;
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Optional<Reading> reading(const SignalType signal_type) const;
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private:
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using Reader = FieldReader<ManchesterDecoder, BitRemapNone>;
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const baseband::Packet packet_;
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const ManchesterDecoder decoder_;
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const Reader reader_;
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size_t crc_valid_length() const;
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};
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} /* namespace tpms */
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#endif/*__TPMS_PACKET_H__*/
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