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sdrangel/devices/plutosdr/deviceplutosdrscan.h
Andreas Baulig 94ab1bb438
Use shared_ptr to keep track of DeviceScan across multiple collections
Fixes #681.

Relying on memory allocated by `std::vector` via direct pointers is dangerous,
as vectors may move buffers during resize. This fix puts the `DeviceScan`
allocation into a `str::shared_ptr`, which 1) allocates the memory on heap and
2) keeps track of the memory through reference counting. Thus it is safe to
store the `shared_ptr` across different vectors/maps.
2021-05-30 09:34:46 +00:00

58 lines
2.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 Edouard Griffiths, F4EXB //
// //
// 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef DEVICES_PLUTOSDR_DEVICEPLUTOSDRSCAN_H_
#define DEVICES_PLUTOSDR_DEVICEPLUTOSDRSCAN_H_
#include <QString>
#include <string>
#include <vector>
#include <map>
#include <memory>
#include "plugin/plugininterface.h"
#include "export.h"
class DEVICES_API DevicePlutoSDRScan
{
public:
struct DeviceScan
{
std::string m_name;
std::string m_serial;
std::string m_uri;
};
void scan();
int getNbDevices() const { return m_scans.size(); }
const std::string* getURIAt(unsigned int index) const;
const std::string* getSerialAt(unsigned int index) const ;
const std::string* getURIFromSerial(const std::string& serial) const;
void getSerials(std::vector<std::string>& serials) const;
void enumOriginDevices(const QString& hardwareId, PluginInterface::OriginDevices& originDevices);
private:
std::vector<std::shared_ptr<DeviceScan>> m_scans;
std::map<std::string, std::shared_ptr<DeviceScan>> m_serialMap;
std::map<std::string, std::shared_ptr<DeviceScan>> m_urilMap;
};
#endif /* DEVICES_PLUTOSDR_DEVICEPLUTOSDRSCAN_H_ */