Merge branch 'dev' into master

Proxmark3GUI.pro

@@ -16,6 +16,7 @@ DEFINES += QT_DEPRECATED_WARNINGS
 #DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
 
 SOURCES += \
+    common/myeventfilter.cpp \
     main.cpp \
     common/pm3process.cpp \
     common/util.cpp \
@@ -27,6 +28,7 @@ SOURCES += \
     ui/mf_attack_hardnesteddialog.cpp \
 
 HEADERS += \
+    common/myeventfilter.h \
     common/pm3process.h \
     common/util.h \
     module/mifare.h \

README.md

@@ -25,7 +25,7 @@ A GUI for [Proxmark3](https://github.com/Proxmark/proxmark3) client
 ## Preview
 ![preview](README/img/preview.png)  
 
-more previews [here](README/doc/previews.md)  
+[more previews](README/doc/previews.md)  
 
 ***
 

common/myeventfilter.cpp

@@ -0,0 +1,13 @@
+#include "myeventfilter.h"
+
+MyEventFilter::MyEventFilter(QEvent::Type filter)
+{
+    targetEventType = filter;
+}
+
+bool MyEventFilter::eventFilter(QObject *obj, QEvent *event)
+{
+    if(event->type() == targetEventType)
+        emit eventHappened(obj, *event);
+    return QObject::eventFilter(obj, event);
+}

common/myeventfilter.h

@@ -0,0 +1,22 @@
+#ifndef MYEVENTFILTER_H
+#define MYEVENTFILTER_H
+
+#include <QObject>
+#include <QKeyEvent>
+
+class MyEventFilter : public QObject
+{
+    Q_OBJECT
+
+public:
+    explicit MyEventFilter(QEvent::Type filter);
+protected:
+    bool eventFilter(QObject *obj, QEvent *event) override;
+
+signals:
+    void eventHappened(QObject* obj_addr, QEvent& event);
+private:
+    QEvent::Type targetEventType;
+};
+
+#endif // MYEVENTFILTER_H

common/pm3process.cpp

@@ -14,7 +14,7 @@ PM3Process::PM3Process(QThread* thread, QObject* parent): QProcess(parent)
     connect(this, &PM3Process::readyRead, this, &PM3Process::onReadyRead);
 }
 
-void PM3Process::connectPM3(const QString path, const QString port)
+void PM3Process::connectPM3(const QString& path, const QString& port)
 {
     QString result;
     Util::ClientType clientType = Util::CLIENTTYPE_OFFICIAL;
@@ -93,7 +93,6 @@ void PM3Process::testThread()
     qDebug() << "PM3:" << QThread::currentThread();
 }
 
-
 qint64 PM3Process::write(QString data)
 {
     return QProcess::write(data.toLatin1());

common/pm3process.h

@@ -21,8 +21,8 @@ public:
     void testThread();
 
 public slots:
-    void connectPM3(const QString path, const QString port);
-    void setSerialListener(const QString &name, bool state);
+    void connectPM3(const QString& path, const QString& port);
+    void setSerialListener(const QString& name, bool state);
     qint64 write(QString data);
 private slots:
     void onTimeout();
@@ -34,8 +34,8 @@ private:
     QTimer* serialListener;
     QSerialPortInfo* portInfo;
 signals:
-    void PM3StatedChanged(bool st, QString info = "");
-    void newOutput(QString output);
+    void PM3StatedChanged(bool st, const QString& info = "");
+    void newOutput(const QString& output);
     void changeClientType(Util::ClientType);
 };
 

common/util.cpp

@@ -9,7 +9,7 @@ Util::Util(QObject *parent) : QObject(parent)
     qRegisterMetaType<Util::ClientType>("Util::ClientType");
 }
 
-void Util::processOutput(QString output)
+void Util::processOutput(const QString& output)
 {
 //    qDebug() << "Util::processOutput:" << output;
     if(isRequiringOutput)
@@ -20,26 +20,45 @@ void Util::processOutput(QString output)
     emit refreshOutput(output);
 }
 
-void Util::execCMD(QString cmd)
+void Util::execCMD(const QString& cmd)
 {
     qDebug() << cmd;
-    emit write(cmd + "\r\n");
+    if(isRunning)
+        emit write(cmd + "\r\n");
 }
 
-QString Util::execCMDWithOutput(QString cmd, unsigned long waitTime)
+QString Util::execCMDWithOutput(const QString& cmd, ReturnTrigger trigger)
 {
+    bool isResultFound = false;
+    QRegularExpression re;
+    re.setPatternOptions(QRegularExpression::DotMatchesEverythingOption);
+
+    if(!isRunning)
+        return "";
     QTime currTime = QTime::currentTime();
-    QTime targetTime = QTime::currentTime().addMSecs(waitTime);
+    QTime targetTime = QTime::currentTime().addMSecs(trigger.waitTime);
     isRequiringOutput = true;
     requiredOutput->clear();
     execCMD(cmd);
     while(QTime::currentTime() < targetTime)
     {
         QApplication::processEvents();
+        for(QString otpt : trigger.expectedOutputs)
+        {
+            re.setPattern(otpt);
+            isResultFound = re.match(*requiredOutput).hasMatch();
+            if(requiredOutput->contains(otpt))
+                break;
+        }
+        if(isResultFound)
+        {
+            delay(200);
+            break;
+        }
         if(timeStamp > currTime)
         {
             currTime = timeStamp;
-            targetTime = timeStamp.addMSecs(waitTime);
+            targetTime = timeStamp.addMSecs(trigger.waitTime);
         }
     }
     isRequiringOutput = false;
@@ -61,3 +80,8 @@ void Util::setClientType(Util::ClientType clientType)
 {
     this->clientType = clientType;
 }
+
+void Util::setRunningState(bool st)
+{
+    this->isRunning = st;
+}

common/util.h

@@ -9,6 +9,7 @@
 #include <QTime>
 #include <QTimer>
 #include <QMetaType>
+#include <QRegularExpression>
 
 class Util : public QObject
 {
@@ -20,26 +21,49 @@ public:
         CLIENTTYPE_ICEMAN,
     };
 
+    struct ReturnTrigger
+    {
+        unsigned long waitTime;
+        QStringList expectedOutputs;
+        ReturnTrigger(unsigned long time)
+        {
+            waitTime = time;
+            expectedOutputs = QStringList();
+        }
+        ReturnTrigger(const QStringList& outputs)
+        {
+            waitTime = 10000;
+            expectedOutputs = outputs;
+        }
+        ReturnTrigger(unsigned long time, const QStringList& outputs)
+        {
+            waitTime = time;
+            expectedOutputs = outputs;
+        }
+    };
+
     Q_ENUM(Util::ClientType)
 
     explicit Util(QObject *parent = nullptr);
 
-    void execCMD(QString cmd);
-    QString execCMDWithOutput(QString cmd, unsigned long waitTime = 2000);
+    void execCMD(const QString& cmd);
+    QString execCMDWithOutput(const QString& cmd, ReturnTrigger trigger = 10000);
     void delay(unsigned int msec);
     ClientType getClientType();
 public slots:
-    void processOutput(QString output);
+    void processOutput(const QString& output);
     void setClientType(Util::ClientType clientType);
+    void setRunningState(bool st);
 
 private:
     bool isRequiringOutput;
+    bool isRunning;
     QString* requiredOutput;
     QTime timeStamp;
     ClientType clientType;
 signals:
     void refreshOutput(const QString& output);
-    void write(QString data);
+    void write(QString data); // connected to PM3Process::write(QString data);
 };
 
 #endif // UTIL_H

module/mifare.cpp

@@ -119,7 +119,7 @@ void Mifare::chk()
                          "hf mf chk *"
                          + QString::number(cardType.type)
                          + " ?",
-                         1000 + cardType.type * 1000);
+                         Util::ReturnTrigger(1000 + cardType.sector_size * 200, {"No valid", "\\|---\\|----------------\\|----------------\\|"}));
     qDebug() << result;
 
     int offset = 0;
@@ -183,7 +183,8 @@ void Mifare::nested()
         result = util->execCMDWithOutput(
                      "hf mf nested "
                      + QString::number(cardType.type)
-                     + " *", 10000);
+                     + " *",
+                     Util::ReturnTrigger(10000, {"Can't found", "\\|000\\|"}));
     }
     else if(util->getClientType() == Util::CLIENTTYPE_ICEMAN)
     {
@@ -273,7 +274,7 @@ QString Mifare::_readblk(int blockId, KeyType keyType, const QString& key, Targe
 {
     QString data;
     QString result;
-    bool isKeyBlock = (blockId < 128 && ((blockId + 1) % 4 == 0)) || ((blockId + 1) % 16 == 0);
+    bool isTrailerBlock = (blockId < 128 && ((blockId + 1) % 4 == 0)) || ((blockId + 1) % 16 == 0);
 
     if(util->getClientType() == Util::CLIENTTYPE_OFFICIAL || util->getClientType() == Util::CLIENTTYPE_ICEMAN)
     {
@@ -298,7 +299,7 @@ QString Mifare::_readblk(int blockId, KeyType keyType, const QString& key, Targe
                 data.remove(" ");
                 // when the target block is a key block and the given key type is KeyA, try to check whether the KeyB is valid(by Access Bits)
                 // if the given key type is KeyB, it will never get the KeyA from the key block
-                if(isKeyBlock && keyType == KEY_A) // in this case, the Access Bits is always accessible
+                if(isTrailerBlock && keyType == KEY_A) // in this case, the Access Bits is always accessible
                 {
                     data.replace(0, 12, key);
                     QList<quint8> ACBits = data_getACBits(data.mid(12, 8));
@@ -307,7 +308,7 @@ QString Mifare::_readblk(int blockId, KeyType keyType, const QString& key, Targe
                         data.replace(20, 12, "????????????");
                     }
                 }
-                else if(isKeyBlock && keyType == KEY_B)
+                else if(isTrailerBlock && keyType == KEY_B)
                 {
                     data.replace(20, 12, key);;
                     data.replace(0, 12, "????????????"); // fill the keyA part with ?
@@ -536,8 +537,8 @@ bool Mifare::_writeblk(int blockId, KeyType keyType, const QString& key, const Q
 {
     QString result;
     QString input = data.toUpper();
-    input.remove(" ");
 
+    input.remove(" ");
     if(data_isDataValid(input) != DATA_NOSPACE)
         return false;
 
@@ -601,6 +602,8 @@ void Mifare::writeSelected(TargetType targetType)
 {
     QList<int> failedBlocks;
     QList<int> selectedBlocks;
+    bool yes2All = false, no2All = false;
+
     for(int i = 0; i < cardType.block_size; i++)
     {
         if(ui->MF_dataWidget->item(i, 1)->checkState() == Qt::Checked)
@@ -609,6 +612,29 @@ void Mifare::writeSelected(TargetType targetType)
     for(int item : selectedBlocks)
     {
         bool result = false;
+        bool isTrailerBlock = (item < 128 && ((item + 1) % 4 == 0)) || ((item + 1) % 16 == 0);
+
+        if(isTrailerBlock && !data_isACBitsValid(dataList->at(item).mid(12, 8))) // trailer block is invalid
+        {
+            if(!yes2All && !no2All)
+            {
+                QMessageBox::StandardButton choice = QMessageBox::information(parent, tr("Info"),
+                                                     tr("The Access Bits is invalid!\nIt could make the whole sector blocked irreversibly!\nContinue to write?"),
+                                                     QMessageBox::Yes | QMessageBox::YesToAll | QMessageBox::No | QMessageBox::NoToAll);
+                if(choice == QMessageBox::No)
+                    continue;
+                else if(choice == QMessageBox::YesToAll)
+                    yes2All = true;
+                else if(choice == QMessageBox::NoToAll)
+                {
+                    no2All = true;
+                    continue;
+                }
+            }
+            else if(no2All)
+                continue;
+        }
+
         if(targetType == TARGET_MIFARE)
         {
             result = _writeblk(item, KEY_A, keyAList->at(data_b2s(item)), dataList->at(item), TARGET_MIFARE);
@@ -846,7 +872,7 @@ void Mifare::data_clearKey(bool clearAll)
     }
 }
 
-bool Mifare::data_isKeyValid(const QString &key)
+bool Mifare::data_isKeyValid(const QString& key)
 {
     if(key.length() != 12)
         return false;
@@ -912,7 +938,7 @@ void Mifare::setCardType(int type)
     }
 }
 
-bool Mifare::data_loadDataFile(const QString &filename)
+bool Mifare::data_loadDataFile(const QString& filename)
 {
     QFile file(filename, this);
     if(file.open(QIODevice::ReadOnly))
@@ -959,7 +985,7 @@ bool Mifare::data_loadDataFile(const QString &filename)
     }
 }
 
-bool Mifare::data_loadKeyFile(const QString &filename)
+bool Mifare::data_loadKeyFile(const QString& filename)
 {
     QFile file(filename, this);
     if(file.open(QIODevice::ReadOnly))
@@ -996,7 +1022,7 @@ bool Mifare::data_loadKeyFile(const QString &filename)
     }
 }
 
-QString Mifare::bin2text(const QByteArray &buff, int i, int length)
+QString Mifare::bin2text(const QByteArray& buff, int i, int length)
 {
     QString ret = "";
     char LByte, RByte;
@@ -1014,7 +1040,7 @@ QString Mifare::bin2text(const QByteArray &buff, int i, int length)
     return ret;
 }
 
-bool Mifare::data_saveDataFile(const QString &filename, bool isBin)
+bool Mifare::data_saveDataFile(const QString& filename, bool isBin)
 {
     QFile file(filename, this);
     if(file.open(QIODevice::WriteOnly))
@@ -1058,7 +1084,7 @@ bool Mifare::data_saveDataFile(const QString &filename, bool isBin)
     }
 }
 
-bool Mifare::data_saveKeyFile(const QString &filename, bool isBin)
+bool Mifare::data_saveKeyFile(const QString& filename, bool isBin)
 {
     QFile file(filename, this);
     if(file.open(QIODevice::WriteOnly))
@@ -1153,12 +1179,12 @@ void Mifare::data_data2Key()
     }
 }
 
-void Mifare::data_setData(int block, const QString &data)
+void Mifare::data_setData(int block, const QString& data)
 {
     dataList->replace(block, data);
 }
 
-void Mifare::data_setKey(int sector, KeyType keyType, const QString &key)
+void Mifare::data_setKey(int sector, KeyType keyType, const QString& key)
 {
     if(keyType == KEY_A)
         keyAList->replace(sector, key);
@@ -1192,24 +1218,36 @@ int Mifare::data_b2s(int block)
         return -1;
 }
 
-QList<quint8> Mifare::data_getACBits(const QString& text) //return empty QList if the text is invalid
+bool Mifare::data_isACBitsValid(const QString& text, QList<quint8>* returnHalfBytes)
 {
     QString input = text;
-    QList<quint8> result;
     input.remove(" ");
     if(input.length() < 6)
     {
-        return result;
+        return false;
     }
     input = input.left(6);
     quint32 val = input.toUInt(nullptr, 16);
-    quint8 halfBytes[6];
+    QList<quint8> halfBytes;
     for(int i = 0; i < 6; i++)
     {
-        halfBytes[i] = (val >> ((5 - i) * 4)) & 0xf;
+        halfBytes.append((val >> ((5 - i) * 4)) & 0xf);
     }
     qDebug() << val;
     if((~halfBytes[0] & 0xf) == halfBytes[5] && (~halfBytes[1] & 0xf) == halfBytes[2] && (~halfBytes[3] & 0xf) == halfBytes[4])
+    {
+        if(returnHalfBytes != nullptr)
+            *returnHalfBytes = halfBytes;
+        return true;
+    }
+    else
+        return false;
+}
+
+QList<quint8> Mifare::data_getACBits(const QString& text) //return empty QList if the text is invalid
+{
+    QList<quint8> halfBytes, result;
+    if(data_isACBitsValid(text, &halfBytes))
     {
         for(int i = 0; i < 4; i++)
         {

module/mifare.h

@@ -106,8 +106,9 @@ public:
     void saveSniff(const QString& file);
     void data_fillKeys();
 
-    static QList<quint8> data_getACBits(const QString &text);
+    static QList<quint8> data_getACBits(const QString& text);
     static int data_b2s(int block);
+    static bool data_isACBitsValid(const QString& text, QList<quint8> *returnHalfBytes = nullptr);
 public slots:
 signals:
 
@@ -124,9 +125,9 @@ private:
     QRegularExpression* keyPattern;
     QString bin2text(const QByteArray& buff, int start, int length);
 
-    QString _readblk(int blockId, KeyType keyType, const QString &key, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
-    QStringList _readsec(int sectorId, KeyType keyType, const QString &key, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
-    bool _writeblk(int blockId, KeyType keyType, const QString &key, const QString &data, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
+    QString _readblk(int blockId, KeyType keyType, const QString& key, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
+    QStringList _readsec(int sectorId, KeyType keyType, const QString& key, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
+    bool _writeblk(int blockId, KeyType keyType, const QString& key, const QString& data, TargetType targetType = TARGET_MIFARE, int waitTime = 300);
 };
 
 #endif // MIFARE_H

ui/mainwindow.cpp

@@ -29,6 +29,7 @@ MainWindow::MainWindow(QWidget *parent):
     util = new Util(this);
     mifare = new Mifare(ui, util, this);
 
+    keyEventFilter = new MyEventFilter(QEvent::KeyRelease);
 }
 
 MainWindow::~MainWindow()
@@ -86,7 +87,7 @@ void MainWindow::on_PM3_connectButton_clicked()
     }
 }
 
-void MainWindow::onPM3StateChanged(bool st, QString info)
+void MainWindow::onPM3StateChanged(bool st, const QString& info)
 {
     pm3state = st;
     setState(st);
@@ -118,13 +119,10 @@ void MainWindow::refreshOutput(const QString& output)
     ui->Raw_outputEdit->moveCursor(QTextCursor::End);
 }
 
-void MainWindow::refreshCMD(const QString& cmd)
+void MainWindow::on_stopButton_clicked()
 {
-    ui->Raw_CMDEdit->setText(cmd);
-    if(cmd != "" && (ui->Raw_CMDHistoryWidget->count() == 0 || ui->Raw_CMDHistoryWidget->item(ui->Raw_CMDHistoryWidget->count() - 1)->text() != cmd))
-        ui->Raw_CMDHistoryWidget->addItem(cmd);
-}
 
+}
 // *********************************************************
 
 // ******************** raw command ********************
@@ -173,6 +171,48 @@ void MainWindow::sendMSG() // send command when pressing Enter
         on_Raw_sendCMDButton_clicked();
 }
 
+
+void MainWindow::refreshCMD(const QString& cmd)
+{
+    ui->Raw_CMDEdit->blockSignals(true);
+    ui->Raw_CMDEdit->setText(cmd);
+    if(cmd != "" && (ui->Raw_CMDHistoryWidget->count() == 0 || ui->Raw_CMDHistoryWidget->item(ui->Raw_CMDHistoryWidget->count() - 1)->text() != cmd))
+        ui->Raw_CMDHistoryWidget->addItem(cmd);
+    stashedCMDEditText = cmd;
+    stashedIndex = -1;
+    ui->Raw_CMDEdit->blockSignals(false);
+}
+
+void MainWindow::on_Raw_CMDEdit_keyPressed(QObject* obj_addr, QEvent& event)
+{
+    if(obj_addr == ui->Raw_CMDEdit && event.type() == QEvent::KeyRelease)
+    {
+        QKeyEvent& keyEvent = static_cast<QKeyEvent&>(event);
+        if(keyEvent.key() == Qt::Key_Up)
+        {
+            if(stashedIndex > 0)
+                stashedIndex--;
+            else if(stashedIndex == -1)
+                stashedIndex = ui->Raw_CMDHistoryWidget->count() - 1;
+        }
+        else if(keyEvent.key() == Qt::Key_Down)
+        {
+            if(stashedIndex < ui->Raw_CMDHistoryWidget->count() - 1 && stashedIndex != -1)
+                stashedIndex++;
+            else if(stashedIndex == ui->Raw_CMDHistoryWidget->count() - 1)
+                stashedIndex = -1;
+        }
+        if(keyEvent.key() == Qt::Key_Up || keyEvent.key() == Qt::Key_Down)
+        {
+            ui->Raw_CMDEdit->blockSignals(true);
+            if(stashedIndex == -1)
+                ui->Raw_CMDEdit->setText(stashedCMDEditText);
+            else
+                ui->Raw_CMDEdit->setText(ui->Raw_CMDHistoryWidget->item(stashedIndex)->text());
+            ui->Raw_CMDEdit->blockSignals(false);
+        }
+    }
+}
 // *****************************************************
 
 // ******************** mifare ********************
@@ -794,16 +834,21 @@ void MainWindow::MF_widgetReset()
 void MainWindow::uiInit()
 {
     connect(ui->Raw_CMDEdit, &QLineEdit::editingFinished, this, &MainWindow::sendMSG);
+    ui->Raw_CMDEdit->installEventFilter(keyEventFilter);
+    connect(keyEventFilter, &MyEventFilter::eventHappened, this, &MainWindow::on_Raw_CMDEdit_keyPressed);
 
     connectStatusBar = new QLabel(this);
     programStatusBar = new QLabel(this);
     PM3VersionBar = new QLabel(this);
+    stopButton = new QPushButton(this);
     setStatusBar(connectStatusBar, tr("Not Connected"));
     setStatusBar(programStatusBar, tr("Idle"));
     setStatusBar(PM3VersionBar, "");
+    stopButton->setText(tr("Stop"));
     ui->statusbar->addPermanentWidget(PM3VersionBar, 1);
     ui->statusbar->addPermanentWidget(connectStatusBar, 1);
     ui->statusbar->addPermanentWidget(programStatusBar, 1);
+    ui->statusbar->addPermanentWidget(stopButton);
 
     ui->MF_dataWidget->setColumnCount(3);
     ui->MF_dataWidget->setHorizontalHeaderItem(0, new QTableWidgetItem(tr("Sec")));
@@ -812,7 +857,7 @@ void MainWindow::uiInit()
     ui->MF_dataWidget->verticalHeader()->setVisible(false);
     ui->MF_dataWidget->setColumnWidth(0, 55);
     ui->MF_dataWidget->setColumnWidth(1, 55);
-    ui->MF_dataWidget->setColumnWidth(2, 430);
+    ui->MF_dataWidget->setColumnWidth(2, 450);
 
     ui->MF_keyWidget->setColumnCount(3);
     ui->MF_keyWidget->setHorizontalHeaderItem(0, new QTableWidgetItem(tr("Sec")));
@@ -820,8 +865,8 @@ void MainWindow::uiInit()
     ui->MF_keyWidget->setHorizontalHeaderItem(2, new QTableWidgetItem(tr("KeyB")));
     ui->MF_keyWidget->verticalHeader()->setVisible(false);
     ui->MF_keyWidget->setColumnWidth(0, 35);
-    ui->MF_keyWidget->setColumnWidth(1, 115);
-    ui->MF_keyWidget->setColumnWidth(2, 115);
+    ui->MF_keyWidget->setColumnWidth(1, 125);
+    ui->MF_keyWidget->setColumnWidth(2, 125);
 
     MF_widgetReset();
     typeBtnGroup = new QButtonGroup(this);
@@ -875,6 +920,7 @@ void MainWindow::signalInit()
 
     connect(this, &MainWindow::connectPM3, pm3, &PM3Process::connectPM3);
     connect(pm3, &PM3Process::PM3StatedChanged, this, &MainWindow::onPM3StateChanged);
+    connect(pm3, &PM3Process::PM3StatedChanged, util, &Util::setRunningState);
     connect(this, &MainWindow::killPM3, pm3, &PM3Process::kill);
 
     connect(util, &Util::write, pm3, &PM3Process::write);
@@ -886,9 +932,11 @@ void MainWindow::signalInit()
     connect(ui->MF_UIDGroupBox, &QGroupBox::clicked, this, &MainWindow::on_GroupBox_clicked);
     connect(ui->MF_simGroupBox, &QGroupBox::clicked, this, &MainWindow::on_GroupBox_clicked);
     connect(ui->MF_sniffGroupBox, &QGroupBox::clicked, this, &MainWindow::on_GroupBox_clicked);
+
+    connect(stopButton, &QPushButton::clicked, this, &MainWindow::on_stopButton_clicked);
 }
 
-void MainWindow::setStatusBar(QLabel * target, const QString & text)
+void MainWindow::setStatusBar(QLabel * target, const QString& text)
 {
     if(target == PM3VersionBar)
         target->setText(tr("HW Version:") + text);
@@ -898,7 +946,7 @@ void MainWindow::setStatusBar(QLabel * target, const QString & text)
         target->setText(tr("State:") + text);
 }
 
-void MainWindow::setTableItem(QTableWidget * widget, int row, int column, const QString & text)
+void MainWindow::setTableItem(QTableWidget * widget, int row, int column, const QString& text)
 {
     if(widget->item(row, column) == nullptr)
         widget->setItem(row, column, new QTableWidgetItem());
@@ -983,10 +1031,15 @@ void MainWindow::on_GroupBox_clicked(bool checked)
     settings->endGroup();
 }
 
-void MainWindow::saveClientPath(const QString & path)
+void MainWindow::saveClientPath(const QString& path)
 {
     settings->beginGroup("Client_Path");
     settings->setValue("path", path);
     settings->endGroup();
 }
 // ***********************************************
+
+void MainWindow::on_Raw_CMDEdit_textChanged(const QString &arg1)
+{
+    stashedCMDEditText = arg1;
+}

ui/mainwindow.h

@@ -19,7 +19,9 @@
 #include <QGroupBox>
 #include <QSizePolicy>
 #include <QSettings>
+#include <QPushButton>
 
+#include "common/myeventfilter.h"
 #include "common/pm3process.h"
 #include "module/mifare.h"
 #include "common/util.h"
@@ -43,11 +45,12 @@ public:
     void initUI();
     bool eventFilter(QObject *watched, QEvent *event);
 public slots:
-    void refreshOutput(const QString &output);
-    void refreshCMD(const QString &cmd);
-    void setStatusBar(QLabel* target, const QString & text);
-    void onPM3StateChanged(bool st, QString info);
+    void refreshOutput(const QString& output);
+    void refreshCMD(const QString& cmd);
+    void setStatusBar(QLabel* target, const QString& text);
+    void onPM3StateChanged(bool st, const QString& info);
     void MF_onTypeChanged(int id, bool st);
+    void on_Raw_CMDEdit_keyPressed(QObject *obj_addr, QEvent &event);
 private slots:
 
     void on_PM3_connectButton_clicked();
@@ -148,15 +151,23 @@ private slots:
 
     void on_MF_selectTrailerBox_stateChanged(int arg1);
 
+    void on_stopButton_clicked();
+    void on_Raw_CMDEdit_textChanged(const QString &arg1);
+
 private:
     Ui::MainWindow* ui;
     QButtonGroup* typeBtnGroup;
     QLabel* connectStatusBar;
     QLabel* programStatusBar;
     QLabel* PM3VersionBar;
+    QPushButton* stopButton;
     QAction* myInfo;
     QAction* checkUpdate;
     QSettings* settings;
+    MyEventFilter* keyEventFilter;
+
+    QString stashedCMDEditText;
+    int stashedIndex = -1;
 
     void uiInit();
 
@@ -172,12 +183,12 @@ private:
 
     void signalInit();
     void MF_widgetReset();
-    void setTableItem(QTableWidget *widget, int row, int column, const QString &text);
+    void setTableItem(QTableWidget *widget, int row, int column, const QString& text);
     void setState(bool st);
-    void saveClientPath(const QString &path);
+    void saveClientPath(const QString& path);
 signals:
-    void connectPM3(const QString path, const QString port);
+    void connectPM3(const QString& path, const QString& port);
     void killPM3();
-    void setSerialListener(const QString &name, bool state);
+    void setSerialListener(const QString& name, bool state);
 };
 #endif // MAINWINDOW_H

ui/mainwindow.ui

@@ -120,7 +120,7 @@
        </sizepolicy>
       </property>
       <property name="currentIndex">
-       <number>0</number>
+       <number>1</number>
       </property>
       <widget class="QWidget" name="mifareTab">
        <attribute name="title">
@@ -1168,6 +1168,219 @@
         </item>
        </layout>
       </widget>
+      <widget class="QWidget" name="lfTab">
+       <attribute name="title">
+        <string>LF/Data</string>
+       </attribute>
+       <widget class="QGroupBox" name="LF_configGroupBox">
+        <property name="geometry">
+         <rect>
+          <x>10</x>
+          <y>10</y>
+          <width>121</width>
+          <height>211</height>
+         </rect>
+        </property>
+        <property name="title">
+         <string>LF Config</string>
+        </property>
+        <layout class="QVBoxLayout" name="verticalLayout_9">
+         <property name="spacing">
+          <number>2</number>
+         </property>
+         <property name="leftMargin">
+          <number>2</number>
+         </property>
+         <property name="topMargin">
+          <number>5</number>
+         </property>
+         <property name="rightMargin">
+          <number>2</number>
+         </property>
+         <property name="bottomMargin">
+          <number>2</number>
+         </property>
+         <item>
+          <widget class="QGroupBox" name="LF_Conf_freqGroupBox">
+           <property name="title">
+            <string>Frequency</string>
+           </property>
+           <layout class="QHBoxLayout" name="horizontalLayout_13">
+            <property name="spacing">
+             <number>5</number>
+            </property>
+            <property name="leftMargin">
+             <number>2</number>
+            </property>
+            <property name="topMargin">
+             <number>5</number>
+            </property>
+            <property name="rightMargin">
+             <number>2</number>
+            </property>
+            <property name="bottomMargin">
+             <number>2</number>
+            </property>
+            <item>
+             <widget class="QRadioButton" name="LF_Conf_freq125kButton">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="text">
+               <string>125k</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QRadioButton" name="LF_Conf_freq134kButton">
+              <property name="sizePolicy">
+               <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+                <horstretch>0</horstretch>
+                <verstretch>0</verstretch>
+               </sizepolicy>
+              </property>
+              <property name="text">
+               <string>134k</string>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+         </item>
+         <item>
+          <layout class="QFormLayout" name="formLayout">
+           <item row="0" column="0">
+            <widget class="QLabel" name="label_6">
+             <property name="text">
+              <string>BitRate:</string>
+             </property>
+            </widget>
+           </item>
+           <item row="1" column="0">
+            <widget class="QLabel" name="label_7">
+             <property name="text">
+              <string>Decimation:</string>
+             </property>
+            </widget>
+           </item>
+           <item row="1" column="1">
+            <widget class="QSpinBox" name="LF_Conf_decimationBox"/>
+           </item>
+           <item row="2" column="0">
+            <widget class="QLabel" name="label_8">
+             <property name="text">
+              <string>Averaging:</string>
+             </property>
+            </widget>
+           </item>
+           <item row="2" column="1">
+            <widget class="QCheckBox" name="LF_Conf_averagingBox">
+             <property name="text">
+              <string/>
+             </property>
+            </widget>
+           </item>
+           <item row="3" column="0">
+            <widget class="QLabel" name="label_9">
+             <property name="text">
+              <string>Threshold:</string>
+             </property>
+            </widget>
+           </item>
+           <item row="3" column="1">
+            <widget class="QSpinBox" name="LF_Conf_thresholdBox"/>
+           </item>
+           <item row="4" column="0">
+            <widget class="QLabel" name="label_10">
+             <property name="text">
+              <string>Skips:</string>
+             </property>
+            </widget>
+           </item>
+           <item row="4" column="1">
+            <widget class="QSpinBox" name="LF_Conf_skipsBox"/>
+           </item>
+           <item row="0" column="1">
+            <widget class="QSpinBox" name="LF_Conf_bitRateBox"/>
+           </item>
+          </layout>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_14">
+           <item>
+            <widget class="QPushButton" name="LF_Conf_getButton">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+               <horstretch>0</horstretch>
+               <verstretch>0</verstretch>
+              </sizepolicy>
+             </property>
+             <property name="minimumSize">
+              <size>
+               <width>20</width>
+               <height>0</height>
+              </size>
+             </property>
+             <property name="text">
+              <string>Get</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_8">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+           <item>
+            <widget class="QPushButton" name="LF_Conf_setButton">
+             <property name="sizePolicy">
+              <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+               <horstretch>0</horstretch>
+               <verstretch>0</verstretch>
+              </sizepolicy>
+             </property>
+             <property name="minimumSize">
+              <size>
+               <width>20</width>
+               <height>0</height>
+              </size>
+             </property>
+             <property name="text">
+              <string>Set</string>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+        </layout>
+       </widget>
+      </widget>
+      <widget class="QWidget" name="t55xxTab">
+       <attribute name="title">
+        <string>T55xx</string>
+       </attribute>
+       <widget class="QTableWidget" name="T55_dataWidget">
+        <property name="geometry">
+         <rect>
+          <x>20</x>
+          <y>10</y>
+          <width>256</width>
+          <height>192</height>
+         </rect>
+        </property>
+       </widget>
+      </widget>
       <widget class="QWidget" name="rawTab">
        <attribute name="title">
         <string>RawCommand</string>
@@ -1198,6 +1411,9 @@
               <verstretch>0</verstretch>
              </sizepolicy>
             </property>
+            <property name="focusPolicy">
+             <enum>Qt::NoFocus</enum>
+            </property>
             <property name="verticalScrollBarPolicy">
              <enum>Qt::ScrollBarAlwaysOn</enum>
             </property>

ui/mf_attack_hardnesteddialog.h

@@ -3,7 +3,8 @@
 
 #include <QDialog>
 
-namespace Ui {
+namespace Ui
+{
 class MF_Attack_hardnestedDialog;
 }
 
@@ -19,7 +20,7 @@ public:
 private:
     Ui::MF_Attack_hardnestedDialog *ui;
 signals:
-    void sendCMD(QString cmd);
+    void sendCMD(const QString& cmd);
 private slots:
     void on_buttonBox_accepted();
 };

ui/mf_sim_simdialog.h

@@ -26,7 +26,7 @@ private:
     Ui::MF_Sim_simDialog *ui;
     int cardType;
 signals:
-    void sendCMD(QString cmd);
+    void sendCMD(const QString& cmd);
 private slots:
     void on_buttonBox_accepted();
 };

ui/mf_trailerdecoderdialog.h

@@ -23,7 +23,7 @@ public:
 
 private slots:
 
-    void on_accessBitsEdit_textChanged(const QString &arg1);
+    void on_accessBitsEdit_textChanged(const QString& arg1);
 
     void on_blockSizeChanged(int id, bool st);
 

ui/mf_uid_parameterdialog.h

@@ -3,7 +3,8 @@
 
 #include <QDialog>
 
-namespace Ui {
+namespace Ui
+{
 class MF_UID_parameterDialog;
 }
 
@@ -18,7 +19,7 @@ public:
 private:
     Ui::MF_UID_parameterDialog *ui;
 signals:
-    void sendCMD(QString cmd);
+    void sendCMD(const QString& cmd);
 private slots:
     void on_buttonBox_accepted();
 };