SDRPlusPlus/source_modules/hackrf_source/src/main.cpp

436 wiersze
13 KiB
C++

#include <spdlog/spdlog.h>
#include <module.h>
#include <gui/gui.h>
#include <signal_path/signal_path.h>
#include <core.h>
#include <gui/style.h>
#include <config.h>
#include <gui/widgets/stepped_slider.h>
#include <options.h>
#include <gui/smgui.h>
#ifndef __ANDROID__
#include <libhackrf/hackrf.h>
#else
#include <android_backend.h>
#include <spdlog/sinks/android_sink.h>
#include <hackrf.h>
#endif
#define CONCAT(a, b) ((std::string(a) + b).c_str())
SDRPP_MOD_INFO{
/* Name: */ "hackrf_source",
/* Description: */ "HackRF source module for SDR++",
/* Author: */ "Ryzerth",
/* Version: */ 0, 1, 0,
/* Max instances */ 1
};
ConfigManager config;
const char* AGG_MODES_STR = "Off\0Low\0High\0";
const char* sampleRatesTxt = "20MHz\00016MHz\00010MHz\0008MHz\0005MHz\0004MHz\0002MHz\000";
const int sampleRates[] = {
20000000,
16000000,
10000000,
8000000,
5000000,
4000000,
2000000,
};
const int bandwidths[] = {
1750000,
2500000,
3500000,
5000000,
5500000,
6000000,
7000000,
8000000,
9000000,
10000000,
12000000,
14000000,
15000000,
20000000,
24000000,
28000000,
};
const char* bandwidthsTxt = "1.75MHz\0"
"2.5MHz\0"
"3.5MHz\0"
"5MHz\0"
"5.5MHz\0"
"6MHz\0"
"7MHz\0"
"8MHz\0"
"9MHz\0"
"10MHz\0"
"12MHz\0"
"14MHz\0"
"15MHz\0"
"20MHz\0"
"24MHz\0"
"28MHz\0"
"Auto\0";
class HackRFSourceModule : public ModuleManager::Instance {
public:
HackRFSourceModule(std::string name) {
this->name = name;
hackrf_init();
// Select the last samplerate option
sampleRate = 2000000;
srId = 6;
handler.ctx = this;
handler.selectHandler = menuSelected;
handler.deselectHandler = menuDeselected;
handler.menuHandler = menuHandler;
handler.startHandler = start;
handler.stopHandler = stop;
handler.tuneHandler = tune;
handler.stream = &stream;
refresh();
config.acquire();
std::string confSerial = config.conf["device"];
config.release();
selectBySerial(confSerial);
sigpath::sourceManager.registerSource("HackRF", &handler);
}
~HackRFSourceModule() {
stop(this);
hackrf_exit();
sigpath::sourceManager.unregisterSource("HackRF");
}
void postInit() {}
void enable() {
enabled = true;
}
void disable() {
enabled = false;
}
bool isEnabled() {
return enabled;
}
void refresh() {
devList.clear();
devListTxt = "";
#ifndef __ANDROID__
uint64_t serials[256];
hackrf_device_list_t* _devList = hackrf_device_list();
for (int i = 0; i < _devList->devicecount; i++) {
devList.push_back(_devList->serial_numbers[i]);
devListTxt += (char*)(_devList->serial_numbers[i] + 16);
devListTxt += '\0';
}
hackrf_device_list_free(_devList);
#else
int vid, pid;
devFd = backend::getDeviceFD(vid, pid, backend::HACKRF_VIDPIDS);
if (devFd < 0) { return; }
std::string fakeName = "HackRF USB";
devList.push_back("fake_serial");
devListTxt += fakeName;
devListTxt += '\0';
#endif
}
void selectFirst() {
if (devList.size() != 0) {
selectBySerial(devList[0]);
return;
}
selectedSerial = "";
}
void selectBySerial(std::string serial) {
if (std::find(devList.begin(), devList.end(), serial) == devList.end()) {
selectFirst();
return;
}
bool created = false;
config.acquire();
if (!config.conf["devices"].contains(serial)) {
config.conf["devices"][serial]["sampleRate"] = 2000000;
config.conf["devices"][serial]["biasT"] = false;
config.conf["devices"][serial]["amp"] = false;
config.conf["devices"][serial]["lnaGain"] = 0;
config.conf["devices"][serial]["vgaGain"] = 0;
config.conf["devices"][serial]["bandwidth"] = 16;
}
config.release(created);
// Set default values
srId = 0;
sampleRate = 2000000;
biasT = false;
amp = false;
lna = 0;
vga = 0;
bwId = 16;
// Load from config if available and validate
if (config.conf["devices"][serial].contains("sampleRate")) {
int psr = config.conf["devices"][serial]["sampleRate"];
for (int i = 0; i < 7; i++) {
if (sampleRates[i] == psr) {
sampleRate = psr;
srId = i;
}
}
}
if (config.conf["devices"][serial].contains("biasT")) {
biasT = config.conf["devices"][serial]["biasT"];
}
if (config.conf["devices"][serial].contains("amp")) {
amp = config.conf["devices"][serial]["amp"];
}
if (config.conf["devices"][serial].contains("lnaGain")) {
lna = config.conf["devices"][serial]["lnaGain"];
}
if (config.conf["devices"][serial].contains("vgaGain")) {
vga = config.conf["devices"][serial]["vgaGain"];
}
if (config.conf["devices"][serial].contains("bandwidth")) {
bwId = config.conf["devices"][serial]["bandwidth"];
bwId = std::clamp<int>(bwId, 0, 16);
}
selectedSerial = serial;
}
private:
static void menuSelected(void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
core::setInputSampleRate(_this->sampleRate);
spdlog::info("HackRFSourceModule '{0}': Menu Select!", _this->name);
}
static void menuDeselected(void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
spdlog::info("HackRFSourceModule '{0}': Menu Deselect!", _this->name);
}
int bandwidthIdToBw(int id) {
if (id == 16) { return hackrf_compute_baseband_filter_bw(sampleRate); }
return bandwidths[id];
}
static void start(void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
if (_this->running) { return; }
if (_this->selectedSerial == "") {
spdlog::error("Tried to start HackRF source with empty serial");
return;
}
#ifndef __ANDROID__
hackrf_error err = (hackrf_error)hackrf_open_by_serial(_this->selectedSerial.c_str(), &_this->openDev);
#else
hackrf_error err = (hackrf_error)hackrf_open_by_fd(&_this->openDev, _this->devFd);
#endif
if (err != HACKRF_SUCCESS) {
spdlog::error("Could not open HackRF {0}: {1}", _this->selectedSerial, hackrf_error_name(err));
return;
}
hackrf_set_sample_rate(_this->openDev, _this->sampleRate);
hackrf_set_baseband_filter_bandwidth(_this->openDev, _this->bandwidthIdToBw(_this->bwId));
hackrf_set_freq(_this->openDev, _this->freq);
hackrf_set_antenna_enable(_this->openDev, _this->biasT);
hackrf_set_amp_enable(_this->openDev, _this->amp);
hackrf_set_lna_gain(_this->openDev, _this->lna);
hackrf_set_vga_gain(_this->openDev, _this->vga);
hackrf_start_rx(_this->openDev, callback, _this);
_this->running = true;
spdlog::info("HackRFSourceModule '{0}': Start!", _this->name);
}
static void stop(void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
if (!_this->running) { return; }
_this->running = false;
_this->stream.stopWriter();
// TODO: Stream stop
hackrf_error err = (hackrf_error)hackrf_close(_this->openDev);
if (err != HACKRF_SUCCESS) {
spdlog::error("Could not close HackRF {0}: {1}", _this->selectedSerial, hackrf_error_name(err));
}
_this->stream.clearWriteStop();
spdlog::info("HackRFSourceModule '{0}': Stop!", _this->name);
}
static void tune(double freq, void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
if (_this->running) {
hackrf_set_freq(_this->openDev, freq);
}
_this->freq = freq;
spdlog::info("HackRFSourceModule '{0}': Tune: {1}!", _this->name, freq);
}
static void menuHandler(void* ctx) {
HackRFSourceModule* _this = (HackRFSourceModule*)ctx;
if (_this->running) { SmGui::BeginDisabled(); }
SmGui::FillWidth();
SmGui::ForceSync();
if (SmGui::Combo(CONCAT("##_hackrf_dev_sel_", _this->name), &_this->devId, _this->devListTxt.c_str())) {
_this->selectBySerial(_this->devList[_this->devId]);
config.acquire();
config.conf["device"] = _this->selectedSerial;
config.release(true);
}
if (SmGui::Combo(CONCAT("##_hackrf_sr_sel_", _this->name), &_this->srId, sampleRatesTxt)) {
_this->sampleRate = sampleRates[_this->srId];
core::setInputSampleRate(_this->sampleRate);
config.acquire();
config.conf["devices"][_this->selectedSerial]["sampleRate"] = _this->sampleRate;
config.release(true);
}
SmGui::SameLine();
SmGui::FillWidth();
SmGui::ForceSync();
if (SmGui::Button(CONCAT("Refresh##_hackrf_refr_", _this->name))) {
_this->refresh();
_this->selectBySerial(_this->selectedSerial);
core::setInputSampleRate(_this->sampleRate);
}
if (_this->running) { SmGui::EndDisabled(); }
SmGui::LeftLabel("Bandwidth");
SmGui::FillWidth();
if (SmGui::Combo(CONCAT("##_hackrf_bw_sel_", _this->name), &_this->bwId, bandwidthsTxt)) {
if (_this->running) {
hackrf_set_baseband_filter_bandwidth(_this->openDev, _this->bandwidthIdToBw(_this->bwId));
}
config.acquire();
config.conf["devices"][_this->selectedSerial]["bandwidth"] = _this->bwId;
config.release(true);
}
SmGui::LeftLabel("LNA Gain");
SmGui::FillWidth();
if (SmGui::SliderFloatWithSteps(CONCAT("##_hackrf_lna_", _this->name), &_this->lna, 0, 40, 8, SmGui::FMT_STR_FLOAT_DB_NO_DECIMAL)) {
if (_this->running) {
hackrf_set_lna_gain(_this->openDev, _this->lna);
}
config.acquire();
config.conf["devices"][_this->selectedSerial]["lnaGain"] = (int)_this->lna;
config.release(true);
}
SmGui::LeftLabel("VGA Gain");
SmGui::FillWidth();
if (SmGui::SliderFloatWithSteps(CONCAT("##_hackrf_vga_", _this->name), &_this->vga, 0, 62, 2, SmGui::FMT_STR_FLOAT_DB_NO_DECIMAL)) {
if (_this->running) {
hackrf_set_vga_gain(_this->openDev, _this->vga);
}
config.acquire();
config.conf["devices"][_this->selectedSerial]["vgaGain"] = (int)_this->vga;
config.release(true);
}
if (SmGui::Checkbox(CONCAT("Bias-T##_hackrf_bt_", _this->name), &_this->biasT)) {
if (_this->running) {
hackrf_set_antenna_enable(_this->openDev, _this->biasT);
}
config.acquire();
config.conf["devices"][_this->selectedSerial]["biasT"] = _this->biasT;
config.release(true);
}
if (SmGui::Checkbox(CONCAT("Amp Enabled##_hackrf_amp_", _this->name), &_this->amp)) {
if (_this->running) {
hackrf_set_amp_enable(_this->openDev, _this->amp);
}
config.acquire();
config.conf["devices"][_this->selectedSerial]["amp"] = _this->amp;
config.release(true);
}
}
static int callback(hackrf_transfer* transfer) {
HackRFSourceModule* _this = (HackRFSourceModule*)transfer->rx_ctx;
int count = transfer->valid_length / 2;
int8_t* buffer = (int8_t*)transfer->buffer;
volk_8i_s32f_convert_32f((float*)_this->stream.writeBuf, buffer, 128.0f, count * 2);
if (!_this->stream.swap(count)) { return -1; }
return 0;
}
std::string name;
hackrf_device* openDev;
bool enabled = true;
dsp::stream<dsp::complex_t> stream;
int sampleRate;
SourceManager::SourceHandler handler;
bool running = false;
double freq;
std::string selectedSerial = "";
int devId = 0;
int srId = 0;
int bwId = 16;
bool biasT = false;
bool amp = false;
float lna = 0;
float vga = 0;
#ifdef __ANDROID__
int devFd = -1;
#endif
std::vector<std::string> devList;
std::string devListTxt;
};
MOD_EXPORT void _INIT_() {
json def = json({});
def["devices"] = json({});
def["device"] = "";
config.setPath(options::opts.root + "/hackrf_config.json");
config.load(def);
config.enableAutoSave();
}
MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
return new HackRFSourceModule(name);
}
MOD_EXPORT void _DELETE_INSTANCE_(ModuleManager::Instance* instance) {
delete (HackRFSourceModule*)instance;
}
MOD_EXPORT void _END_() {
config.disableAutoSave();
config.save();
}