rtlsdrsettings.cpp

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// Copyright (C) 2015 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/>.          //

#include <QtGlobal>
#include "util/simpleserializer.h"
#include "rtlsdrsettings.h"

RTLSDRSettings::RTLSDRSettings()
{
    resetToDefaults();
}

void RTLSDRSettings::resetToDefaults()
{
    m_devSampleRate = 1024*1000;
    m_lowSampleRate = false;
    m_centerFrequency = 435000*1000;
    m_gain = 0;
    m_loPpmCorrection = 0;
    m_log2Decim = 4;
    m_fcPos = FC_POS_CENTER;
    m_dcBlock = false;
    m_iqImbalance = false;
    m_agc = false;
    m_noModMode = false;
    m_transverterMode = false;
    m_transverterDeltaFrequency = 0;
    m_rfBandwidth = 2500 * 1000; // Hz
    m_fileRecordName = "";
    m_offsetTuning = false;
    m_useReverseAPI = false;
    m_reverseAPIAddress = "127.0.0.1";
    m_reverseAPIPort = 8888;
    m_reverseAPIDeviceIndex = 0;
}

QByteArray RTLSDRSettings::serialize() const
{
    SimpleSerializer s(1);

    s.writeS32(2, m_gain);
    s.writeS32(3, m_loPpmCorrection);
    s.writeU32(4, m_log2Decim);
    s.writeBool(5, m_dcBlock);
    s.writeBool(6, m_iqImbalance);
    s.writeS32(7, (int) m_fcPos);
    s.writeS32(8, m_devSampleRate);
    s.writeBool(9, m_lowSampleRate);
    s.writeBool(10, m_agc);
    s.writeBool(11, m_noModMode);
    s.writeBool(12, m_transverterMode);
    s.writeS64(13, m_transverterDeltaFrequency);
    s.writeU32(14, m_rfBandwidth);
    s.writeBool(15, m_offsetTuning);
    s.writeBool(16, m_useReverseAPI);
    s.writeString(17, m_reverseAPIAddress);
    s.writeU32(18, m_reverseAPIPort);
    s.writeU32(19, m_reverseAPIDeviceIndex);

    return s.final();
}

bool RTLSDRSettings::deserialize(const QByteArray& data)
{
    SimpleDeserializer d(data);

    if (!d.isValid())
    {
        resetToDefaults();
        return false;
    }

    if (d.getVersion() == 1)
    {
        int intval;
        uint32_t utmp;

        d.readS32(2, &m_gain, 0);
        d.readS32(3, &m_loPpmCorrection, 0);
        d.readU32(4, &m_log2Decim, 4);
        d.readBool(5, &m_dcBlock, false);
        d.readBool(6, &m_iqImbalance, false);
        d.readS32(7, &intval, 0);
        m_fcPos = (fcPos_t) intval;
        d.readS32(8, &m_devSampleRate, 1024*1000);
        d.readBool(9, &m_lowSampleRate, false);
        d.readBool(10, &m_agc, false);
        d.readBool(11, &m_noModMode, false);
        d.readBool(12, &m_transverterMode, false);
        d.readS64(13, &m_transverterDeltaFrequency, 0);
        d.readU32(4, &m_rfBandwidth, 2500 * 1000);
        d.readBool(15, &m_offsetTuning, false);
        d.readBool(16, &m_useReverseAPI, false);
        d.readString(17, &m_reverseAPIAddress, "127.0.0.1");
        d.readU32(18, &utmp, 0);

        if ((utmp > 1023) && (utmp < 65535)) {
            m_reverseAPIPort = utmp;
        } else {
            m_reverseAPIPort = 8888;
        }

        d.readU32(19, &utmp, 0);
        m_reverseAPIDeviceIndex = utmp > 99 ? 99 : utmp;

        return true;
    }
    else
    {
        resetToDefaults();
        return false;
    }
}