LF: support read(), sniff(), search() and tune()

Proxmark3GUI.pro

@@ -20,6 +20,7 @@ SOURCES += \
     main.cpp \
     common/pm3process.cpp \
     common/util.cpp \
+    module/lf.cpp \
     module/mifare.cpp \
     ui/mf_trailerdecoderdialog.cpp \
     ui/mf_sim_simdialog.cpp \
@@ -31,6 +32,7 @@ HEADERS += \
     common/myeventfilter.h \
     common/pm3process.h \
     common/util.h \
+    module/lf.h \
     module/mifare.h \
     ui/mf_trailerdecoderdialog.h \
     ui/mf_sim_simdialog.h \

common/util.h

@@ -53,7 +53,7 @@ public:
     QString execCMDWithOutput(const QString& cmd, ReturnTrigger trigger = 10000);
     void delay(unsigned int msec);
     static ClientType getClientType();
-    static const int rawTabIndex = 1;
+    static const int rawTabIndex = 2;
     static bool chooseLanguage(QSettings *guiSettings, QMainWindow *window);
 public slots:
     void processOutput(const QString& output);

module/lf.cpp

@@ -0,0 +1,47 @@
+#include "lf.h"
+
+LF::LF(Ui::MainWindow *ui, Util *addr, QWidget *parent): QObject(parent)
+{
+    this->parent = parent;
+    util = addr;
+    this->ui = ui;
+
+}
+
+void LF::read()
+{
+    if(Util::getClientType() == Util::CLIENTTYPE_OFFICIAL)
+        util->execCMD("lf read");
+    else if(Util::getClientType() == Util::CLIENTTYPE_ICEMAN)
+        util->execCMD("lf read -v");
+    ui->funcTab->setCurrentIndex(Util::rawTabIndex);
+    util->execCMD("data plot");
+}
+
+void LF::sniff()
+{
+    if(Util::getClientType() == Util::CLIENTTYPE_OFFICIAL)
+        util->execCMD("lf snoop");
+    else if(Util::getClientType() == Util::CLIENTTYPE_ICEMAN)
+        util->execCMD("lf sniff -v");
+    ui->funcTab->setCurrentIndex(Util::rawTabIndex);
+    util->execCMD("data plot");
+}
+
+void LF::search()
+{
+    if(Util::getClientType() == Util::CLIENTTYPE_OFFICIAL)
+        util->execCMD("lf search u");
+    else if(Util::getClientType() == Util::CLIENTTYPE_ICEMAN)
+        util->execCMD("lf search -u");
+    ui->funcTab->setCurrentIndex(Util::rawTabIndex);
+}
+
+void LF::tune()
+{
+    if(Util::getClientType() == Util::CLIENTTYPE_OFFICIAL)
+        util->execCMD("hw tune l");
+    else if(Util::getClientType() == Util::CLIENTTYPE_ICEMAN)
+        util->execCMD("lf tune"); // TODO: if freq is set, append it as a parameter
+    ui->funcTab->setCurrentIndex(Util::rawTabIndex);
+}

module/lf.h

@@ -0,0 +1,28 @@
+#ifndef LF_H
+#define LF_H
+
+#include <QObject>
+
+#include "common/util.h"
+#include "ui_mainwindow.h"
+
+class LF : public QObject
+{
+    Q_OBJECT
+public:
+    explicit LF(Ui::MainWindow *ui, Util *addr, QWidget *parent = nullptr);
+
+    void read();
+    void sniff();
+    void search();
+    void tune();
+private:
+    QWidget* parent;
+    Ui::MainWindow *ui;
+    Util* util;
+
+signals:
+
+};
+
+#endif // LF_H

ui/mainwindow.cpp

@@ -32,13 +32,14 @@ MainWindow::MainWindow(QWidget *parent):
 
     util = new Util(this);
     mifare = new Mifare(ui, util, this);
+    lf = new LF(ui, util, this);
 
     keyEventFilter = new MyEventFilter(QEvent::KeyPress);
     resizeEventFilter = new MyEventFilter(QEvent::Resize);
 
     // hide unused tabs
-    ui->funcTab->removeTab(1);
+//    ui->funcTab->removeTab(1);
-    ui->funcTab->removeTab(1);
+    ui->funcTab->removeTab(2);
 
     portSearchTimer = new QTimer(this);
     portSearchTimer->setInterval(2000);
@@ -1224,3 +1225,66 @@ void MainWindow::on_Set_Client_keepClientActiveBox_stateChanged(int arg1)
     settings->endGroup();
     emit setSerialListener(!keepClientActive);
 }
+
+void MainWindow::on_LF_Conf_freqSlider_valueChanged(int value)
+{
+    onLFfreqConfChanged(value, true);
+}
+
+void MainWindow::onLFfreqConfChanged(int value, bool isCustomized)
+{
+    ui->LF_Conf_freqDivisorBox->blockSignals(true);
+    ui->LF_Conf_freqSlider->blockSignals(true);
+
+    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_freqDivisorBox->setValue(value);
+    ui->LF_Conf_freqSlider->setValue(value);
+
+    ui->LF_Conf_freqDivisorBox->blockSignals(false);
+    ui->LF_Conf_freqSlider->blockSignals(false);
+}
+
+void MainWindow::on_LF_Conf_freqDivisorBox_valueChanged(int arg1)
+{
+    onLFfreqConfChanged(arg1, true);
+}
+
+void MainWindow::on_LF_Conf_freq125kButton_clicked()
+{
+    onLFfreqConfChanged(95, false);
+}
+
+void MainWindow::on_LF_Conf_freq134kButton_clicked()
+{
+    onLFfreqConfChanged(88, false);
+}
+
+void MainWindow::on_LF_Op_searchButton_clicked()
+{
+    setState(false);
+    lf->search();
+    setState(true);
+}
+
+void MainWindow::on_LF_Op_readButton_clicked()
+{
+    setState(false);
+    lf->read();
+    setState(true);
+}
+
+void MainWindow::on_LF_Op_tuneButton_clicked()
+{
+    setState(false);
+    lf->tune();
+    setState(true);
+}
+
+void MainWindow::on_LF_Op_sniffButton_clicked()
+{
+    setState(false);
+    lf->sniff();
+    setState(true);
+}

ui/mainwindow.h

@@ -28,6 +28,7 @@
 #include "common/myeventfilter.h"
 #include "common/pm3process.h"
 #include "module/mifare.h"
+#include "module/lf.h"
 #include "common/util.h"
 #include "ui/mf_trailerdecoderdialog.h"
 
@@ -178,6 +179,22 @@ private slots:
 
     void on_Set_Client_keepClientActiveBox_stateChanged(int arg1);
 
+    void on_LF_Conf_freqSlider_valueChanged(int value);
+
+    void on_LF_Conf_freqDivisorBox_valueChanged(int arg1);
+
+    void on_LF_Conf_freq125kButton_clicked();
+
+    void on_LF_Conf_freq134kButton_clicked();
+
+    void on_LF_Op_searchButton_clicked();
+
+    void on_LF_Op_readButton_clicked();
+
+    void on_LF_Op_tuneButton_clicked();
+
+    void on_LF_Op_sniffButton_clicked();
+
 private:
     Ui::MainWindow* ui;
     QButtonGroup* MFCardTypeBtnGroup;
@@ -208,6 +225,7 @@ private:
     QDir* clientWorkingDir;
 
     Mifare* mifare;
+    LF* lf;
     Util* util;
 
     MF_trailerDecoderDialog* decDialog;
@@ -217,6 +235,7 @@ private:
     void setTableItem(QTableWidget *widget, int row, int column, const QString& text);
     void setState(bool st);
     void saveClientPath(const QString& path);
+    void onLFfreqConfChanged(int value, bool isCustomized);
 signals:
     void connectPM3(const QString& path, const QStringList args);
     void reconnectPM3();

ui/mainwindow.ui

@@ -130,7 +130,7 @@
        </sizepolicy>
       </property>
       <property name="currentIndex">
-       <number>4</number>
+       <number>1</number>
       </property>
       <widget class="QWidget" name="mifareTab">
        <attribute name="title">
@@ -1212,8 +1212,8 @@
          <rect>
           <x>10</x>
           <y>10</y>
-          <width>121</width>
+          <width>431</width>
-          <height>211</height>
+          <height>341</height>
          </rect>
         </property>
         <property name="title">
@@ -1240,7 +1240,7 @@
            <property name="title">
             <string>Frequency</string>
            </property>
-           <layout class="QHBoxLayout" name="horizontalLayout_13">
+           <layout class="QVBoxLayout" name="verticalLayout_8">
             <property name="spacing">
              <number>5</number>
             </property>
@@ -1256,6 +1256,8 @@
             <property name="bottomMargin">
              <number>2</number>
             </property>
+            <item>
+             <layout class="QHBoxLayout" name="horizontalLayout_13">
               <item>
                <widget class="QRadioButton" name="LF_Conf_freq125kButton">
                 <property name="sizePolicy">
@@ -1267,6 +1269,9 @@
                 <property name="text">
                  <string>125k</string>
                 </property>
+                <property name="checked">
+                 <bool>true</bool>
+                </property>
                </widget>
               </item>
               <item>
@@ -1282,15 +1287,99 @@
                 </property>
                </widget>
               </item>
+              <item>
+               <widget class="QRadioButton" name="LF_Conf_freqOtherButton">
+                <property name="sizePolicy">
+                 <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
+                  <horstretch>0</horstretch>
+                  <verstretch>0</verstretch>
+                 </sizepolicy>
+                </property>
+                <property name="text">
+                 <string>other</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QLabel" name="label_23">
+                <property name="text">
+                 <string>Divisor:</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QSpinBox" name="LF_Conf_freqDivisorBox">
+                <property name="minimum">
+                 <number>19</number>
+                </property>
+                <property name="maximum">
+                 <number>255</number>
+                </property>
+                <property name="value">
+                 <number>95</number>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <widget class="QLabel" name="LF_Conf_freqLabel">
+                <property name="text">
+                 <string>Actural Freq: 125.000kHz</string>
+                </property>
+               </widget>
+              </item>
+              <item>
+               <spacer name="horizontalSpacer_11">
+                <property name="orientation">
+                 <enum>Qt::Horizontal</enum>
+                </property>
+                <property name="sizeHint" stdset="0">
+                 <size>
+                  <width>40</width>
+                  <height>20</height>
+                 </size>
+                </property>
+               </spacer>
+              </item>
              </layout>
+            </item>
+            <item>
+             <widget class="QSlider" name="LF_Conf_freqSlider">
+              <property name="minimum">
+               <number>19</number>
+              </property>
+              <property name="maximum">
+               <number>255</number>
+              </property>
+              <property name="value">
+               <number>95</number>
+              </property>
+              <property name="orientation">
+               <enum>Qt::Horizontal</enum>
+              </property>
              </widget>
             </item>
+            <item>
+             <widget class="QLabel" name="label_22">
+              <property name="text">
+               <string>Note:
+You might need a modified LF antenna if the freq is not 125k/134k.</string>
+              </property>
+              <property name="wordWrap">
+               <bool>true</bool>
+              </property>
+             </widget>
+            </item>
+           </layout>
+          </widget>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_20">
            <item>
             <layout class="QFormLayout" name="formLayout">
              <item row="0" column="0">
               <widget class="QLabel" name="label_6">
                <property name="text">
-              <string>BitRate:</string>
+                <string>Bit per sample:</string>
                </property>
               </widget>
              </item>
@@ -1302,7 +1391,14 @@
               </widget>
              </item>
              <item row="1" column="1">
-            <widget class="QSpinBox" name="LF_Conf_decimationBox"/>
+              <widget class="QSpinBox" name="LF_Conf_decimationBox">
+               <property name="minimum">
+                <number>1</number>
+               </property>
+               <property name="maximum">
+                <number>8</number>
+               </property>
+              </widget>
              </item>
              <item row="2" column="0">
               <widget class="QLabel" name="label_8">
@@ -1321,17 +1417,21 @@
              <item row="3" column="0">
               <widget class="QLabel" name="label_9">
                <property name="text">
-              <string>Threshold:</string>
+                <string>Trigger threshold:</string>
                </property>
               </widget>
              </item>
              <item row="3" column="1">
-            <widget class="QSpinBox" name="LF_Conf_thresholdBox"/>
+              <widget class="QSpinBox" name="LF_Conf_thresholdBox">
+               <property name="maximum">
+                <number>128</number>
+               </property>
+              </widget>
              </item>
              <item row="4" column="0">
               <widget class="QLabel" name="label_10">
                <property name="text">
-              <string>Skips:</string>
+                <string>Samples to skip:</string>
                </property>
               </widget>
              </item>
@@ -1339,7 +1439,32 @@
               <widget class="QSpinBox" name="LF_Conf_skipsBox"/>
              </item>
              <item row="0" column="1">
-            <widget class="QSpinBox" name="LF_Conf_bitRateBox"/>
+              <widget class="QSpinBox" name="LF_Conf_bitRateBox">
+               <property name="minimum">
+                <number>1</number>
+               </property>
+               <property name="maximum">
+                <number>8</number>
+               </property>
+               <property name="value">
+                <number>8</number>
+               </property>
+              </widget>
+             </item>
+            </layout>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_12">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
            </item>
           </layout>
          </item>
@@ -1398,6 +1523,188 @@
            </item>
           </layout>
          </item>
+         <item>
+          <spacer name="verticalSpacer_4">
+           <property name="orientation">
+            <enum>Qt::Vertical</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>20</width>
+             <height>40</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+        </layout>
+       </widget>
+       <widget class="QGroupBox" name="groupBox">
+        <property name="geometry">
+         <rect>
+          <x>500</x>
+          <y>30</y>
+          <width>311</width>
+          <height>361</height>
+         </rect>
+        </property>
+        <property name="title">
+         <string>LF Operation</string>
+        </property>
+        <layout class="QVBoxLayout" name="verticalLayout_13">
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_27">
+           <item>
+            <widget class="QPushButton" name="LF_Op_searchButton">
+             <property name="text">
+              <string>Search</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_16">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+         <item>
+          <widget class="QLabel" name="label_24">
+           <property name="text">
+            <string>Read and search for valid known tag.</string>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_21">
+           <item>
+            <widget class="QPushButton" name="LF_Op_readButton">
+             <property name="text">
+              <string>Read</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_13">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+         <item>
+          <widget class="QLabel" name="label_25">
+           <property name="text">
+            <string>Sniff low frequency signal with LF field ON.
+Use this to get raw data from a tag.</string>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_26">
+           <item>
+            <widget class="QPushButton" name="LF_Op_tuneButton">
+             <property name="text">
+              <string>Tune</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_15">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+         <item>
+          <widget class="QLabel" name="label_26">
+           <property name="text">
+            <string>Measure LF antenna tuning.
+If the antenna voltage has a obvious drop after putting card on the antenna, it is likely that the tag is a LF tag.
+On Iceman/RRG repo, press the button on PM3 to stop measuring</string>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <layout class="QHBoxLayout" name="horizontalLayout_25">
+           <item>
+            <widget class="QPushButton" name="LF_Op_sniffButton">
+             <property name="text">
+              <string>Sniff</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <spacer name="horizontalSpacer_14">
+             <property name="orientation">
+              <enum>Qt::Horizontal</enum>
+             </property>
+             <property name="sizeHint" stdset="0">
+              <size>
+               <width>40</width>
+               <height>20</height>
+              </size>
+             </property>
+            </spacer>
+           </item>
+          </layout>
+         </item>
+         <item>
+          <widget class="QLabel" name="label_27">
+           <property name="text">
+            <string>Sniff low frequency signal wit LF field OFF.
+Use this to get raw data from a reader 
+or the communication between a tag and a reader.</string>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="verticalSpacer_6">
+           <property name="orientation">
+            <enum>Qt::Vertical</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>20</width>
+             <height>40</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
         </layout>
        </widget>
       </widget>