mayhem-firmware/firmware/application/tpms_app.hpp
Jared Boone 9a41961aeb Store TPMS "packet type".
For now, completely dumb CRC-OK packet length, since I only handle three packet types, which differ in length.
2016-01-18 22:18:49 -08:00

172 lines
3.2 KiB
C++

/*
* 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 __TPMS_APP_H__
#define __TPMS_APP_H__
#include "ui_console.hpp"
#include "field_reader.hpp"
#include "baseband_packet.hpp"
#include "manchester.hpp"
#include "log_file.hpp"
namespace tpms {
template<typename T>
class Optional {
public:
constexpr Optional() : value_ { }, valid_ { false } { };
constexpr Optional(const T& value) : value_ { value }, valid_ { true } { };
constexpr Optional(T&& value) : value_ { std::move(value) }, valid_ { true } { };
bool is_valid() const { return valid_; };
T value() const { return value_; };
private:
const T value_;
const bool valid_;
};
class Reading {
public:
constexpr Reading(
) : type_ { 0 },
id_ { 0 },
value_1_ { 0 },
value_2_ { 0 },
value_3_ { 0 }
{
}
constexpr Reading(
uint32_t type,
uint32_t id,
uint16_t value_1
) : type_ { type },
id_ { id },
value_1_ { value_1 },
value_2_ { },
value_3_ { }
{
}
constexpr Reading(
uint32_t type,
uint32_t id,
uint16_t value_1,
uint16_t value_2,
uint16_t value_3
) : type_ { type },
id_ { id },
value_1_ { value_1 },
value_2_ { value_2 },
value_3_ { value_3 }
{
}
uint32_t type() const {
return type_;
}
uint32_t id() const {
return id_;
}
uint16_t value_1() const {
return value_1_;
}
Optional<uint16_t> value_2() const {
return value_2_;
}
Optional<uint16_t> value_3() const {
return value_3_;
}
private:
uint32_t type_;
uint32_t id_;
uint16_t value_1_;
Optional<uint16_t> value_2_;
Optional<uint16_t> value_3_;
};
class Packet {
public:
constexpr Packet(
const baseband::Packet& packet
) : packet_ { packet },
decoder_ { packet_, 1 },
reader_ { decoder_ }
{
}
Timestamp received_at() const;
ManchesterFormatted symbols_formatted() const;
Optional<Reading> reading() const;
private:
using Reader = FieldReader<ManchesterDecoder, BitRemapNone>;
const baseband::Packet packet_;
const ManchesterDecoder decoder_;
const Reader reader_;
size_t crc_valid_length() const;
};
} /* namespace tpms */
class TPMSLogger {
public:
void on_packet(const tpms::Packet& packet);
private:
LogFile log_file { "tpms.txt" };
};
namespace ui {
class TPMSAppView : public View {
public:
TPMSAppView();
~TPMSAppView();
void set_parent_rect(const Rect new_parent_rect) override;
private:
TPMSLogger logger;
Console console;
void on_packet(const tpms::Packet& packet);
void draw(const tpms::Packet& packet);
};
} /* namespace ui */
#endif/*__TPMS_APP_H__*/