portapack-mayhem/firmware/application/ui_jammer.cpp
2017-05-18 21:56:55 +01:00

306 lines
7.8 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* 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.
*/
#include "ui_jammer.hpp"
#include "ui_receiver.hpp"
#include "baseband_api.hpp"
#include "string_format.hpp"
#include "portapack_shared_memory.hpp"
#include "portapack_persistent_memory.hpp"
#include <cstring>
#include <stdio.h>
using namespace portapack;
using namespace jammer;
namespace ui {
void JammerView::focus() {
options_preset.focus();
}
JammerView::~JammerView() {
transmitter_model.disable();
baseband::shutdown();
}
void JammerView::update_range(const uint32_t n) {
std::string label;
jammer_range_t * range_ptr;
rf::Frequency center, bw_khz;
range_ptr = &frequency_range[n];
center = (range_ptr->min + range_ptr->max) / 2;
bw_khz = abs(range_ptr->max - range_ptr->min) / 1000;
label = "C:" + to_string_short_freq(center) + "M W:";
if (bw_khz < 1000) {
label += to_string_dec_int(bw_khz, 3) + "kHz";
} else {
bw_khz /= 1000;
label += to_string_dec_int(bw_khz, 3) + "MHz";
}
while (label.length() < 23)
label += " ";
texts_info[n].set(label);
}
void JammerView::update_button(const uint32_t id) {
std::string label;
rf::Frequency f;
if (id & 1)
f = frequency_range[id / 2].max;
else
f = frequency_range[id / 2].min;
auto f_mhz = to_string_dec_int(f / 1000000, 4);
auto f_hz100 = to_string_dec_int((f / 1000) % 1000, 3, '0');
label = f_mhz + "." + f_hz100 + "M";
buttons_freq[id].set_text(label);
}
void JammerView::on_retune(const rf::Frequency freq, const uint32_t range) {
if (freq) {
transmitter_model.set_tuning_frequency(freq);
text_range_number.set(to_string_dec_uint(range, 2));
}
}
JammerView::JammerView(NavigationView& nav) {
size_t n;
baseband::run_image(portapack::spi_flash::image_tag_jammer);
static constexpr Style style_val {
.font = font::fixed_8x16,
.background = Color::black(),
.foreground = Color::green(),
};
static constexpr Style style_cancel {
.font = font::fixed_8x16,
.background = Color::black(),
.foreground = Color::red(),
};
static constexpr Style style_info {
.font = font::fixed_8x16,
.background = Color::black(),
.foreground = Color::grey(),
};
JammerChannel * jammer_channels = (JammerChannel*)shared_memory.bb_data.data;
add_children({
&labels,
&options_type,
&text_range_number,
&text_range_total,
&options_speed,
&options_preset,
&options_hop,
&button_transmit
});
const auto button_freq_fn = [this, &nav](Button& button) {
rf::Frequency * value_ptr;
uint32_t id = button.id;
if (id & 1)
value_ptr = &frequency_range[id >> 1].max;
else
value_ptr = &frequency_range[id >> 1].min;
auto new_view = nav.push<FrequencyKeypadView>(*value_ptr);
new_view->on_changed = [this, value_ptr, id](rf::Frequency f) {
*value_ptr = f;
update_button(id);
update_range(id >> 1);
};
update_button(id);
};
const auto checkbox_fn = [this](Checkbox& checkbox, bool v) {
frequency_range[checkbox.id].enabled = v;
};
n = 0;
for (auto& button : buttons_freq) {
button.on_select = button_freq_fn;
button.set_parent_rect({
static_cast<Coord>(13 * 8),
static_cast<Coord>(76 + ((n >> 1) * 58) + (20 * (n & 1))),
96, 20
});
button.id = n;
add_child(&button);
n++;
}
n = 0;
for (auto& checkbox : checkboxes) {
checkbox.on_select = checkbox_fn;
checkbox.set_parent_rect({
static_cast<Coord>(8),
static_cast<Coord>(86 + (n * 58)),
24, 24
});
checkbox.id = n;
checkbox.set_text("Range " + to_string_dec_uint(n + 1));
add_child(&checkbox);
n++;
}
n = 0;
for (auto& text : texts_info) {
text.set_parent_rect({
static_cast<Coord>(3 * 8),
static_cast<Coord>(116 + (n * 58)),
25 * 8, 16
});
text.set_style(&style_info);
add_child(&text);
n++;
}
options_preset.on_change = [this](size_t, OptionsField::value_t v) {
const jammer_range_t * preset_ptr;
uint32_t c;
for (c = 0; c < 3; c++) {
preset_ptr = &range_presets[v][c];
frequency_range[c].min = preset_ptr->min;
frequency_range[c].max = preset_ptr->max;
checkboxes[c].set_value(preset_ptr->enabled);
update_button(c * 2);
update_button(c * 2 + 1);
update_range(c);
}
};
options_type.set_selected_index(2); // Sweep
options_speed.set_selected_index(3); // 10kHz
options_preset.set_selected_index(8); // ISM 868
options_hop.set_selected_index(1); // 50ms
button_transmit.set_style(&style_val);
button_transmit.on_select = [this, &nav, jammer_channels](Button&) {
uint32_t c, i = 0;
size_t num_channels;
rf::Frequency start_freq, range_bw, range_bw_sub, ch_width;
bool out_of_ranges = false;
if (jamming) {
button_transmit.set_style(&style_val);
button_transmit.set_text("START");
transmitter_model.disable();
radio::disable();
baseband::set_jammer(false, JammerType::TYPE_FSK, 0);
jamming = false;
} else {
// Disable all ranges by default
for (c = 0; c < JAMMER_MAX_CH; c++)
jammer_channels[c].enabled = false;
// Generate jamming "channels", maximum: JAMMER_MAX_CH
// Convert ranges min/max to center/bw
for (size_t r = 0; r < 3; r++) {
if (frequency_range[r].enabled) {
range_bw = abs(frequency_range[r].max - frequency_range[r].min);
// Sort
if (frequency_range[r].min < frequency_range[r].max)
start_freq = frequency_range[r].min;
else
start_freq = frequency_range[r].max;
if (range_bw >= JAMMER_CH_WIDTH) {
num_channels = 0;
range_bw_sub = range_bw;
do {
range_bw_sub -= JAMMER_CH_WIDTH;
num_channels++;
} while (range_bw_sub >= JAMMER_CH_WIDTH);
ch_width = range_bw / num_channels;
for (c = 0; c < num_channels; c++) {
if (i >= JAMMER_MAX_CH) {
out_of_ranges = true;
break;
}
jammer_channels[i].enabled = true;
jammer_channels[i].width = (ch_width * 0xFFFFFFULL) / 1536000;
jammer_channels[i].center = start_freq + (ch_width / 2) + (ch_width * c);
jammer_channels[i].duration = 30720 * options_hop.selected_index_value();
i++;
}
} else {
if (i >= JAMMER_MAX_CH) {
out_of_ranges = true;
} else {
jammer_channels[i].enabled = true;
jammer_channels[i].width = (range_bw * 0xFFFFFFULL) / 1536000;
jammer_channels[i].center = start_freq + (range_bw / 2);
jammer_channels[i].duration = 30720 * options_hop.selected_index_value();
i++;
}
}
}
}
if (!out_of_ranges) {
text_range_total.set("/" + to_string_dec_uint(i, 2));
jamming = true;
button_transmit.set_style(&style_cancel);
button_transmit.set_text("STOP");
transmitter_model.set_sampling_rate(3072000U);
transmitter_model.set_rf_amp(true);
transmitter_model.set_baseband_bandwidth(3500000U);
transmitter_model.set_tx_gain(47);
transmitter_model.enable();
baseband::set_jammer(true, (JammerType)options_type.selected_index(), options_speed.selected_index_value());
} else {
nav.display_modal("Error", "Jamming bandwidth too large.\nMust be less than 24MHz.");
}
}
};
}
} /* namespace ui */