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sdrangel/devices/plutosdr/deviceplutosdrscan.cpp

164 lines
5.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017, 2019 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2019 Sebastian Weiss <dl3yc@darc.de> //
// Copyright (C) 2021 Andreas Baulig <free.geronimo@hotmail.de> //
// //
// 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 as version 3 of the License, 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 V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <cstdio>
#include <cstring>
#include <regex>
#include <memory>
#include <iio.h>
#include <QtGlobal>
#include "deviceplutosdrbox.h"
#include "deviceplutosdrscan.h"
void DevicePlutoSDRScan::scan()
{
int i, num_contexts;
struct iio_scan_context *scan_ctx;
struct iio_context_info **info;
scan_ctx = iio_create_scan_context(0, 0);
if (!scan_ctx)
{
qCritical("PlutoSDRScan::scan: could not create scan context");
return;
}
num_contexts = iio_scan_context_get_info_list(scan_ctx, &info);
if (num_contexts < 0)
{
qCritical("PlutoSDRScan::scan: could not get contexts");
return;
}
m_scans.clear();
m_scans.reserve(num_contexts);
for (i = 0; i < num_contexts; i++)
{
const char *description = iio_context_info_get_description(info[i]);
const char *uri = iio_context_info_get_uri(info[i]);
if (!DevicePlutoSDRBox::probeURI(std::string(uri))) { // continue if not accessible
continue;
}
qDebug("PlutoSDRScan::scan: %d: %s [%s]", i, description, uri);
char *pch = strstr(const_cast<char*>(description), "PlutoSDR");
if (pch)
{
// As device scan is used across multiple vectors it's best to use a
// managed pointer, as to keep track of when it's safe to delete.
std::shared_ptr<DeviceScan> dev_scan = std::make_shared<DeviceScan>(
DeviceScan({
std::string(description),
std::string("TBD"),
std::string(uri)
}));
m_scans.push_back(dev_scan);
m_urilMap[m_scans.back()->m_uri] = m_scans.back();
std::regex desc_regex(".*serial=(.+)");
std::smatch desc_match;
std::regex_search(m_scans.back()->m_name, desc_match, desc_regex);
if (desc_match.size() == 2)
{
m_scans.back()->m_serial = desc_match[1];
m_serialMap[m_scans.back()->m_serial] = m_scans.back();
}
}
}
iio_context_info_list_free(info);
iio_scan_context_destroy(scan_ctx);
}
const std::string* DevicePlutoSDRScan::getURIAt(unsigned int index) const
{
if (index < m_scans.size()) {
return &(m_scans[index]->m_uri);
} else {
return 0;
}
}
const std::string* DevicePlutoSDRScan::getSerialAt(unsigned int index) const
{
if (index < m_scans.size()) {
return &(m_scans[index]->m_serial);
} else {
return 0;
}
}
const std::string* DevicePlutoSDRScan::getURIFromSerial(
const std::string& serial) const
{
std::map<std::string, std::shared_ptr<DeviceScan>>::const_iterator it = m_serialMap.find(serial);
if (it == m_serialMap.end()) {
return 0;
} else {
return &((it->second)->m_uri);
}
}
void DevicePlutoSDRScan::getSerials(std::vector<std::string>& serials) const
{
std::vector<std::shared_ptr<DeviceScan>>::const_iterator it = m_scans.begin();
serials.clear();
for (; it != m_scans.end(); ++it) {
serials.push_back((*it)->m_serial);
}
}
void DevicePlutoSDRScan::enumOriginDevices(const QString& hardwareId, PluginInterface::OriginDevices& originDevices)
{
scan();
std::vector<std::string> serials;
getSerials(serials);
std::vector<std::string>::const_iterator it = serials.begin();
int i;
for (i = 0; it != serials.end(); ++it, ++i)
{
QString serial_str = QString::fromLocal8Bit(it->c_str());
QString displayableName(QString("PlutoSDR[%1] %2").arg(i).arg(serial_str));
originDevices.append(PluginInterface::OriginDevice(
displayableName,
hardwareId,
serial_str,
i, // sequence
1, // Nb Rx
1 // Nb Tx
));
qDebug("DevicePlutoSDRScan::enumOriginDevices: enumerated PlutoSDR device #%d", i);
}
}