portapack-mayhem/firmware/application/ui_jammer.cpp

273 lines
7.0 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;
namespace ui {
void JammerView::focus() {
options_preset.focus();
}
JammerView::~JammerView() {
transmitter_model.disable();
baseband::shutdown();
}
void JammerView::update_text(uint8_t id, rf::Frequency f) {
char finalstr[25] = {0};
rf::Frequency center;
std::string bw;
uint8_t c;
/*
auto mhz = to_string_dec_int(f / 1000000, 3);
auto hz100 = to_string_dec_int((f / 100) % 10000, 4, '0');
strcat(finalstr, mhz.c_str());
strcat(finalstr, ".");
strcat(finalstr, hz100.c_str());
strcat(finalstr, "M");
while (strlen(finalstr) < 10)
strcat(finalstr, " ");
buttons_freq[id].set_text(finalstr);
*/
for (c = 0; c < 3; c++) {
center = (frequency_range[c].min + frequency_range[c].max) / 2;
bw = to_string_dec_int(abs(frequency_range[c].max - frequency_range[c].min) / 1000, 5);
auto center_mhz = to_string_dec_int(center / 1000000, 4);
auto center_hz100 = to_string_dec_int((center / 100) % 10000, 4, '0');
strcpy(finalstr, "C:");
strcat(finalstr, center_mhz.c_str());
strcat(finalstr, ".");
strcat(finalstr, center_hz100.c_str());
strcat(finalstr, "M W:");
strcat(finalstr, bw.c_str());
strcat(finalstr, "kHz");
while (strlen(finalstr) < 23)
strcat(finalstr, " ");
if (c == 0) text_info1.set(finalstr);
if (c == 1) text_info2.set(finalstr);
if (c == 2) text_info3.set(finalstr);
}
}
void JammerView::on_retune(const rf::Frequency freq) {
if (freq > 0)
transmitter_model.set_tuning_frequency(freq);
}
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::green(),
.foreground = Color::black(),
};
static constexpr Style style_cancel {
.font = font::fixed_8x16,
.background = Color::red(),
.foreground = Color::black(),
};
static constexpr Style style_info {
.font = font::fixed_8x16,
.background = Color::black(),
.foreground = Color::grey(),
};
JammerRange * jammer_ranges = (JammerRange*)shared_memory.bb_data.data;
add_children({
&text_type,
&options_modulation,
&text_sweep,
&options_sweep,
&text_preset,
&options_preset,
&text_hop,
&options_hop,
&checkbox_range1,
&checkbox_range2,
&checkbox_range3,
&text_info1,
&text_info2,
&text_info3,
&button_transmit,
&button_exit
});
const auto button_freq_fn = [this, &nav](Button& button) {
rf::Frequency * value_ptr;
if (button.id & 1)
value_ptr = &frequency_range[id].max;
else
value_ptr = &frequency_range[id].min;
auto new_view = nav.push<FrequencyKeypadView>(*value_ptr);
new_view->on_changed = [this, value_ptr](rf::Frequency f) {
*value_ptr = f;
};
};
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>(((n >> 1) * 52) + 90 + (18 * (n & 1))),
88, 18
});
button.id = n;
button.set_text("----.----M");
add_child(&button);
n++;
}
button_transmit.set_style(&style_val);
text_info1.set_style(&style_info);
text_info2.set_style(&style_info);
text_info3.set_style(&style_info);
options_preset.on_change = [this](size_t, OptionsField::value_t v) {
for (uint32_t c = 0; c < 3; c++) {
frequency_range[c].min = range_presets[v][c].min;
frequency_range[c].max = range_presets[v][c].max;
}
checkbox_range1.set_value(range_presets[v][0].enabled);
checkbox_range2.set_value(range_presets[v][1].enabled);
checkbox_range3.set_value(range_presets[v][2].enabled);
update_text(0, 0);
};
options_preset.set_selected_index(8);
button_transmit.on_select = [this, &nav, jammer_ranges](Button&) {
uint8_t c, i = 0;
size_t num_ranges;
rf::Frequency start_freq, range_bw, ch_width;
bool out_of_ranges = false;
// Disable all ranges by default
for (i = 0; i < 9; i++)
jammer_ranges[i].enabled = false;
// Generate jamming "channels", maximum: 9
// Convert ranges min/max to center/bw
for (c = 0; c < 3; c++) {
range_bw = abs(frequency_range[c].max - frequency_range[c].min); // Total bw for range
if (frequency_range[c].min < frequency_range[c].max)
start_freq = frequency_range[c].min;
else
start_freq = frequency_range[c].max;
if (range_bw > 500000) {
// Example: 600kHz
// int(600000 / 500000) = 2
// CH-BW = 600000 / 2 = 300000
// Center-A = min + CH-BW / 2 = 150000
// BW-A = CH-BW = 300000
// Center-B = min + CH-BW + Center-A = 450000
// BW-B = CH-BW = 300000
num_ranges = 0;
while (range_bw > 500000) {
range_bw -= 500000;
num_ranges++;
}
ch_width = range_bw / num_ranges;
for (c = 0; c < num_ranges; c++) {
if (i >= 9) {
out_of_ranges = true;
break;
}
jammer_ranges[i].enabled = true;
jammer_ranges[i].width = ch_width;
jammer_ranges[i].center = start_freq + (ch_width / 2) + (ch_width * c);
jammer_ranges[i].duration = 2280000 / 10; // ?
i++;
}
} else {
if (i >= 9) {
out_of_ranges = true;
} else {
jammer_ranges[i].enabled = true;
jammer_ranges[i].width = range_bw;
jammer_ranges[i].center = start_freq + (range_bw / 2);
jammer_ranges[i].duration = 2280000 / 10; // ?
i++;
}
}
if (!out_of_ranges) {
if (jamming == true) {
jamming = false;
button_transmit.set_style(&style_val);
button_transmit.set_text("START");
radio::disable();
} else {
jamming = true;
button_transmit.set_style(&style_cancel);
button_transmit.set_text("STOP");
//transmitter_model.set_tuning_frequency(433920000); // TODO
transmitter_model.set_sampling_rate(1536000U);
transmitter_model.set_rf_amp(true);
transmitter_model.set_baseband_bandwidth(1750000);
transmitter_model.enable();
}
} else {
nav.display_modal("Error", "Jamming bandwidth too large.");
}
}
};
button_exit.on_select = [&nav](Button&){
nav.pop();
};
}
} /* namespace ui */