2016-08-23 02:45:33 -04:00
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/*
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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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#include "pocsag_app.hpp"
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#include "baseband_api.hpp"
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2017-02-05 15:57:20 -05:00
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#include "audio.hpp"
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2016-08-23 02:45:33 -04:00
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#include "portapack.hpp"
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2016-08-23 05:27:10 -04:00
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#include "portapack_persistent_memory.hpp"
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using namespace portapack;
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using namespace pocsag;
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#include "pocsag.hpp"
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#include "string_format.hpp"
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#include "utility.hpp"
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2016-08-23 05:27:10 -04:00
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void POCSAGLogger::on_packet(const pocsag::POCSAGPacket& packet, const uint32_t frequency) {
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std::string entry = to_string_dec_uint(frequency) + "Hz " + pocsag::bitrate_str(packet.bitrate()) + " RAW: ";
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// Raw hex dump of all the codewords
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for (size_t c = 0; c < 16; c++)
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entry += to_string_hex(packet[c], 8) + " ";
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log_file.write_entry(packet.timestamp(), entry);
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}
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void POCSAGLogger::on_decoded(
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const pocsag::POCSAGPacket& packet,
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const std::string text) {
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log_file.write_entry(packet.timestamp(), text);
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2016-08-23 08:35:14 -04:00
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}
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2016-08-23 02:45:33 -04:00
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namespace ui {
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void POCSAGAppView::update_freq(rf::Frequency f) {
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options_freq.set_selected_index(0); // "Entered"
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set_target_frequency(f);
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portapack::persistent_memory::set_tuned_frequency(f); // Maybe not ?
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2016-08-23 08:35:14 -04:00
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auto mhz = to_string_dec_int(f / 1000000, 4);
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auto hz100 = to_string_dec_int((f / 100) % 10000, 4, '0');
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this->button_setfreq.set_text(mhz + "." + hz100);
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}
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POCSAGAppView::POCSAGAppView(NavigationView& nav) {
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baseband::run_image(portapack::spi_flash::image_tag_pocsag);
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add_children({
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&rssi,
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&channel,
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&options_freq,
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&field_rf_amp,
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&field_lna,
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&field_vga,
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&button_setfreq,
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&options_bitrate,
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&check_log,
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&console
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});
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receiver_model.set_sampling_rate(3072000);
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receiver_model.set_baseband_bandwidth(1750000);
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receiver_model.enable();
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check_log.set_value(logging);
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check_log.on_select = [this](Checkbox&, bool v) {
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logging = v;
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};
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options_bitrate.on_change = [this](size_t, OptionsField::value_t v) {
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this->on_bitrate_changed(v);
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};
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options_bitrate.set_selected_index(1); // 1200bps
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options_freq.on_change = [this](size_t, OptionsField::value_t v) {
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this->on_band_changed(v);
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};
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options_freq.set_by_value(target_frequency());
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button_setfreq.on_select = [this,&nav](Button&) {
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auto new_view = nav.push<FrequencyKeypadView>(target_frequency_);
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new_view->on_changed = [this](rf::Frequency f) {
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update_freq(f);
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};
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};
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logger = std::make_unique<POCSAGLogger>();
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if (logger) logger->append("pocsag.txt");
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/*const auto new_volume = volume_t::decibel(60 - 99) + audio::headphone::volume_range().max;
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receiver_model.set_headphone_volume(new_volume);
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audio::output::start();*/
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}
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POCSAGAppView::~POCSAGAppView() {
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//audio::output::stop();
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receiver_model.disable();
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baseband::shutdown();
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}
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void POCSAGAppView::focus() {
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options_freq.focus();
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}
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// Useless ?
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void POCSAGAppView::set_parent_rect(const Rect new_parent_rect) {
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View::set_parent_rect(new_parent_rect);
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}
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void POCSAGAppView::on_packet(const POCSAGPacketMessage * message) {
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std::string alphanum_text = "";
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// Log raw data whatever it contains
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if (logger && logging)
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logger->on_packet(message->packet, target_frequency());
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if (message->packet.flag() != NORMAL) {
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console.writeln(
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"RX ERROR: " + pocsag::flag_str(message->packet.flag()) +
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" Codewords: " + to_string_dec_uint(message->packet[0])
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);
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}
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bool result = pocsag_decode_batch(message->packet, &pocsag_state);
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if (result) {
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std::string console_info;
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console_info = to_string_time(message->packet.timestamp()) + " ";
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console_info += pocsag::bitrate_str(message->packet.bitrate());
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console_info += " ADDR:" + to_string_dec_uint(pocsag_state.address);
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console_info += " F" + to_string_dec_uint(pocsag_state.function);
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portapack::persistent_memory::set_pocsag_address(pocsag_state.address);
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if (pocsag_state.out_type == ADDRESS) {
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// Address only
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console.writeln(console_info);
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if (logger && logging)
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logger->on_decoded(message->packet, console_info);
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last_address = pocsag_state.address;
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} else if (pocsag_state.out_type == MESSAGE) {
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if (pocsag_state.address != last_address) {
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// New message
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console.writeln(console_info);
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console.writeln("Alpha:" + pocsag_state.output);
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if (logger && logging) {
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logger->on_decoded(message->packet, console_info);
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logger->on_decoded(message->packet, pocsag_state.output);
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}
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last_address = pocsag_state.address;
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} else {
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// Message continues...
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console.writeln(pocsag_state.output);
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if (logger && logging)
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logger->on_decoded(message->packet, pocsag_state.output);
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}
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}
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}
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}
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2017-01-16 08:36:28 -05:00
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void POCSAGAppView::on_bitrate_changed(const uint32_t new_bitrate) {
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baseband::set_pocsag(pocsag_bitrates[new_bitrate]);
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}
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void POCSAGAppView::on_band_changed(const uint32_t new_band_frequency) {
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if (new_band_frequency) set_target_frequency(new_band_frequency);
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}
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void POCSAGAppView::set_target_frequency(const uint32_t new_value) {
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target_frequency_ = new_value;
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receiver_model.set_tuning_frequency(new_value);
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}
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uint32_t POCSAGAppView::target_frequency() const {
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return target_frequency_;
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}
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} /* namespace ui */
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