mirror of
https://github.com/eried/portapack-mayhem.git
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31e8019642
* WIP Refactoring * WordExtractor building * Fix buffer sizes and squelch execute * Move impls to cpp file * Baud indicator * WIP new bit extractor * New approach for bit extraction. * Code fit and finish * Fix case on button * Cleanup * Adjust rate miss threshold * Fix count bits error calculation.
107 lines
2.3 KiB
C++
107 lines
2.3 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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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 __POCSAG_PACKET_H__
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#define __POCSAG_PACKET_H__
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#include <cstdint>
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#include <cstddef>
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#include <array>
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#include "baseband.hpp"
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namespace pocsag {
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enum BitRate : uint32_t {
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UNKNOWN,
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FSK512 = 512,
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FSK1200 = 1200,
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FSK2400 = 2400,
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FSK3200 = 3200
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};
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enum PacketFlag : uint32_t {
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NORMAL,
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TIMED_OUT,
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TOO_LONG
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};
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/* Number of codewords in a batch. */
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constexpr uint8_t batch_size = 16;
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using batch_t = std::array<uint32_t, batch_size>;
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class POCSAGPacket {
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public:
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void set_timestamp(const Timestamp& value) {
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timestamp_ = value;
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}
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Timestamp timestamp() const {
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return timestamp_;
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}
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void set(size_t index, uint32_t data) {
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if (index < batch_size)
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codewords[index] = data;
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}
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void set(const batch_t& batch) {
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codewords = batch;
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}
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uint32_t operator[](size_t index) const {
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return (index < batch_size) ? codewords[index] : 0;
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}
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void set_bitrate(uint16_t bitrate) {
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bitrate_ = bitrate;
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}
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uint16_t bitrate() const {
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return bitrate_;
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}
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void set_flag(PacketFlag flag) {
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flag_ = flag;
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}
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PacketFlag flag() const {
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return flag_;
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}
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void clear() {
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codewords.fill(0);
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bitrate_ = 0u;
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flag_ = NORMAL;
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}
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private:
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uint16_t bitrate_{0};
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PacketFlag flag_{NORMAL};
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batch_t codewords{};
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Timestamp timestamp_{};
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};
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} /* namespace pocsag */
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#endif /*__POCSAG_PACKET_H__*/
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