LF: support read LF config

pull/33/head
wh201906 4 years ago
parent 019afed198
commit 466cd0ecc1

@ -6,6 +6,7 @@ LF::LF(Ui::MainWindow *ui, Util *addr, QWidget *parent): QObject(parent)
util = addr;
this->ui = ui;
configPattern = new QRegularExpression("(\\d+)|Yes|No");
}
void LF::read()
@ -45,3 +46,89 @@ void LF::tune()
util->execCMD("lf tune"); // TODO: if freq is set, append it as a parameter
Util::gotoRawTab();
}
void LF::getConfig()
{
QRegularExpressionMatch reMatch;
QString result;
QStringList resultList;
QStringList symbolList =
{
"divisor",
"bps",
"bits per sample",
"decimation",
"averaging",
"trigger threshold",
"samples to skip"
};
int offset;
QStringList configList = {"", "", "", "", "", "", ""};
result = util->execCMDWithOutput("hw status", 400); // not all output from "hw status will be processed".
result = result.right(result.length() - result.indexOf("LF Sampling config"));
offset = result.indexOf("samples to skip");
offset = result.indexOf("\r\n", offset);
result = result.mid(0, offset + 2);
qDebug() << "LF CONFIG GET\n" << result;
resultList = result.split("\r\n");
for(int i = 0; i < resultList.length(); i++)
{
for(int j = 0; j < symbolList.length(); j++)
{
if(!configList[j].isEmpty())
continue;
offset = resultList[i].indexOf(symbolList[j]);
if(offset != -1)
{
reMatch = configPattern->match(resultList[i]);
qDebug() << "finded: " << resultList[i];
if(!reMatch.hasMatch())
continue;
qDebug() << "captured: " << reMatch.captured();
configList[j] = reMatch.captured();
break;
}
}
}
qDebug() << "configList: " << configList;
currConfig.divisor = configList[0].toUInt();
currConfig.decimation = configList[3].toUInt();
currConfig.triggerThreshold = configList[5].toUInt();
currConfig.samplesToSkip = configList[6].toUInt();
if(Util::getClientType() == Util::CLIENTTYPE_OFFICIAL)
{
currConfig.bitPerSample = configList[1].toUInt();
currConfig.averaging = (configList[4] == "1");
}
else if(Util::getClientType() == Util::CLIENTTYPE_ICEMAN)
{
currConfig.bitPerSample = configList[2].toUInt();
currConfig.averaging = (configList[4] == "Yes");
}
syncWithUI();
}
void LF::setConfig()
{
}
float LF::divisor2Freq(uint8_t divisor)
{
return (12000.0 / (divisor + 1.0));
}
uint8_t LF::freq2Divisor(float freq)
{
return ((uint16_t)(12000.0 / freq + 0.5) - 1); // uint16_t for (divisor + 1) = 256
}
void LF::syncWithUI()
{
ui->LF_Conf_freqDivisorBox->setValue(currConfig.divisor);
ui->LF_Conf_bitPerSampleBox->setValue(currConfig.bitPerSample);
ui->LF_Conf_decimationBox->setValue(currConfig.decimation);
ui->LF_Conf_averagingBox->setChecked(currConfig.averaging);
ui->LF_Conf_thresholdBox->setValue(currConfig.triggerThreshold);
ui->LF_Conf_skipsBox->setValue(currConfig.samplesToSkip);
}

@ -12,15 +12,31 @@ class LF : public QObject
public:
explicit LF(Ui::MainWindow *ui, Util *addr, QWidget *parent = nullptr);
struct Config
{
uint8_t divisor;
uint8_t bitPerSample;
uint8_t decimation;
bool averaging;
uint8_t triggerThreshold;
uint16_t samplesToSkip;
};
void read();
void sniff();
void search();
void tune();
void getConfig();
void setConfig();
static float divisor2Freq(uint8_t divisor);
static uint8_t freq2Divisor(float freq);
private:
QWidget* parent;
Ui::MainWindow *ui;
Util* util;
Config currConfig;
QRegularExpression* configPattern;
void syncWithUI();
signals:
};

@ -1251,7 +1251,7 @@ void MainWindow::onLFfreqConfChanged(int value, bool isCustomized)
if(isCustomized)
ui->LF_Conf_freqOtherButton->setChecked(true);
ui->LF_Conf_freqLabel->setText(QString("Actural Freq: %1kHz").arg(12000.0 / (value + 1.0), 0, 'f', 3));
ui->LF_Conf_freqLabel->setText(QString("Actural Freq: %1kHz").arg(LF::divisor2Freq(value), 0, 'f', 3));
ui->LF_Conf_freqDivisorBox->setValue(value);
ui->LF_Conf_freqSlider->setValue(value);
@ -1334,3 +1334,8 @@ void MainWindow::contextMenuEvent(QContextMenuEvent *event)
{
contextMenu->exec(event->globalPos());
}
void MainWindow::on_LF_Conf_getButton_clicked()
{
lf->getConfig();
}

@ -197,6 +197,8 @@ private slots:
void on_LF_Op_sniffButton_clicked();
void on_LF_Conf_getButton_clicked();
private:
Ui::MainWindow* ui;
QButtonGroup* MFCardTypeBtnGroup;

@ -136,7 +136,7 @@
</sizepolicy>
</property>
<property name="currentIndex">
<number>0</number>
<number>1</number>
</property>
<widget class="QWidget" name="mifareTab">
<attribute name="title">
@ -1442,10 +1442,14 @@ You might need a modified LF antenna if the freq is not 125k/134k.</string>
</widget>
</item>
<item row="4" column="1">
<widget class="QSpinBox" name="LF_Conf_skipsBox"/>
<widget class="QSpinBox" name="LF_Conf_skipsBox">
<property name="maximum">
<number>65535</number>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QSpinBox" name="LF_Conf_bitRateBox">
<widget class="QSpinBox" name="LF_Conf_bitPerSampleBox">
<property name="minimum">
<number>1</number>
</property>
@ -1689,7 +1693,7 @@ On Iceman/RRG repo, press the button on PM3 to stop measuring</string>
<item>
<widget class="QLabel" name="label_27">
<property name="text">
<string>Sniff low frequency signal wit LF field OFF.
<string>Sniff low frequency signal with LF field OFF.
Use this to get raw data from a reader
or the communication between a tag and a reader.</string>
</property>

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