From 6ca92fa4edde1f665dde7ff84428b55dfcdebf83 Mon Sep 17 00:00:00 2001
From: iceman1001 <iceman@iuse.se>
Date: Thu, 27 Jul 2017 21:32:15 +0200
Subject: [PATCH] and the QT part of monstermerge..

---
 client/proxgui.cpp   |  23 +-
 client/proxgui.h     |  27 +-
 client/proxguiqt.cpp | 772 +++++++++++++++++++++++++++----------------
 client/proxguiqt.h   |  84 ++++-
 client/proxmark3.c   |  82 ++---
 client/proxmark3.h   |  16 +-
 6 files changed, 635 insertions(+), 369 deletions(-)

diff --git a/client/proxgui.cpp b/client/proxgui.cpp
index 12faab79c..338691ccb 100644
--- a/client/proxgui.cpp
+++ b/client/proxgui.cpp
@@ -10,8 +10,22 @@
 
 #include "proxgui.h"
 #include "proxguiqt.h"
+#include "proxmark3.h"
 
 static ProxGuiQT *gui = NULL;
+static WorkerThread *main_loop_thread = NULL;
+
+WorkerThread::WorkerThread(char *script_cmds_file, bool usb_present) : script_cmds_file(script_cmds_file), usb_present(usb_present)
+{
+}
+
+WorkerThread::~WorkerThread() 
+{
+}
+
+void WorkerThread::run() {
+	main_loop(script_cmds_file, usb_present);
+}
 
 extern "C" void ShowGraphWindow(void)
 {
@@ -42,10 +56,11 @@ extern "C" void MainGraphics(void)
   if (!gui)
     return;
 
+	main_loop_thread->start();
   gui->MainLoop();
 }
 
-extern "C" void InitGraphics(int argc, char **argv)
+extern "C" void InitGraphics(int argc, char **argv, char *script_cmds_file, bool usb_present)
 {
 #ifdef Q_WS_X11
   bool useGUI = getenv("DISPLAY") != 0;
@@ -56,13 +71,17 @@ extern "C" void InitGraphics(int argc, char **argv)
     return;
 
   gui = new ProxGuiQT(argc, argv);
+	main_loop_thread = new WorkerThread(script_cmds_file, usb_present);
+	QObject::connect(main_loop_thread, SIGNAL(finished()), main_loop_thread, SLOT(deleteLater()));
+	QObject::connect(main_loop_thread, SIGNAL(finished()), gui, SLOT(_Exit()));
 }
 
+
 extern "C" void ExitGraphics(void)
 {
   if (!gui)
     return;
 
-  delete gui;
+  gui->Exit();
   gui = NULL;
 }
diff --git a/client/proxgui.h b/client/proxgui.h
index 0ad1077b9..abc6d839c 100644
--- a/client/proxgui.h
+++ b/client/proxgui.h
@@ -12,21 +12,42 @@
 extern "C" {
 #endif
 
+#include <stdint.h>
+#include <string.h>
+
 void ShowGraphWindow(void);
 void HideGraphWindow(void);
 void RepaintGraphWindow(void);
 void MainGraphics(void);
-void InitGraphics(int argc, char **argv);
+void InitGraphics(int argc, char **argv, char *script_cmds_file, bool usb_present);
 void ExitGraphics(void);
 
 #define MAX_GRAPH_TRACE_LEN (40000 * 8)
 extern int GraphBuffer[MAX_GRAPH_TRACE_LEN];
 extern int GraphTraceLen;
+extern int s_Buff[MAX_GRAPH_TRACE_LEN];
+
 extern double CursorScaleFactor;
-extern int PlotGridX, PlotGridY, PlotGridXdefault, PlotGridYdefault, CursorCPos, CursorDPos;
-extern int PlotClock, PlockClockStartIndex;
+extern int PlotGridX, PlotGridY, PlotGridXdefault, PlotGridYdefault, CursorCPos, CursorDPos, GridOffset;
 extern int CommandFinished;
 extern int offline;
+extern bool GridLocked;
+
+//Operations defined in data_operations
+//extern int autoCorr(const int* in, int *out, size_t len, int window);
+extern int AskEdgeDetect(const int *in, int *out, int len, int threshold);
+extern int AutoCorrelate(const int *in, int *out, size_t len, int window, bool SaveGrph, bool verbose);
+extern int directionalThreshold(const int* in, int *out, size_t len, int8_t up, int8_t down);
+extern void save_restoreGB(uint8_t saveOpt);
+
+#define GRAPH_SAVE 1
+#define GRAPH_RESTORE 0
+#define MAX_DEMOD_BUF_LEN (1024*128)
+extern uint8_t DemodBuffer[MAX_DEMOD_BUF_LEN];
+extern size_t DemodBufferLen;
+extern size_t g_DemodStartIdx;
+extern bool showDemod;
+extern uint8_t g_debugMode;
 
 #ifdef __cplusplus
 }
diff --git a/client/proxguiqt.cpp b/client/proxguiqt.cpp
index b1e6b7a00..506b8138c 100644
--- a/client/proxguiqt.cpp
+++ b/client/proxguiqt.cpp
@@ -7,9 +7,10 @@
 //-----------------------------------------------------------------------------
 // GUI (QT)
 //-----------------------------------------------------------------------------
+#include "proxguiqt.h"
 
+#include <stdbool.h>
 #include <iostream>
-//#include <QT>
 #include <QPainterPath>
 #include <QBrush>
 #include <QPen>
@@ -20,13 +21,18 @@
 #include <math.h>
 #include <limits.h>
 #include <stdio.h>
-#include "proxguiqt.h"
+#include <QSlider>
+#include <QHBoxLayout>
+#include <string.h>
 #include "proxgui.h"
+#include <QtGui>
+//#include <ctime>
 
-int GridOffset= 0;
-bool GridLocked= 0;
+bool g_useOverlays = false;
+int g_absVMax = 0;
 int startMax;
 int PageWidth;
+int unlockStart = 0;
 
 void ProxGuiQT::ShowGraphWindow(void)
 {
@@ -43,6 +49,11 @@ void ProxGuiQT::HideGraphWindow(void)
 	emit HideGraphWindowSignal();
 }
 
+void ProxGuiQT::Exit(void)
+{
+	emit ExitSignal();
+}
+
 void ProxGuiQT::_ShowGraphWindow(void)
 {
 	if(!plotapp)
@@ -70,6 +81,10 @@ void ProxGuiQT::_HideGraphWindow(void)
 	plotwidget->hide();
 }
 
+void ProxGuiQT::_Exit(void) {
+	delete this;
+}
+
 void ProxGuiQT::MainLoop()
 {
 	plotapp = new QApplication(argc, argv);
@@ -77,288 +92,492 @@ void ProxGuiQT::MainLoop()
 	connect(this, SIGNAL(ShowGraphWindowSignal()), this, SLOT(_ShowGraphWindow()));
 	connect(this, SIGNAL(RepaintGraphWindowSignal()), this, SLOT(_RepaintGraphWindow()));
 	connect(this, SIGNAL(HideGraphWindowSignal()), this, SLOT(_HideGraphWindow()));
+	connect(this, SIGNAL(ExitSignal()), this, SLOT(_Exit()));
 
 	plotapp->exec();
 }
 
-ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL), argc(argc), argv(argv) {}
+ProxGuiQT::ProxGuiQT(int argc, char **argv) : plotapp(NULL), plotwidget(NULL),
+	argc(argc), argv(argv)
+{
+}
 
 ProxGuiQT::~ProxGuiQT(void)
 {
-	if (plotwidget) {
-		delete plotwidget;
-		plotwidget = NULL;
-	}
-
+	//if (plotwidget) {
+		//plotwidget->destroy(true,true);
+	//	delete plotwidget;
+	//	plotwidget = NULL;
+	//}
 	if (plotapp) {
 		plotapp->quit();
-		delete plotapp;
+		// delete plotapp;
 		plotapp = NULL;
 	}
 }
 
-// solid colors
-#define QT_ORANGE QColor(255, 153, 0)
-#define QT_WHITE QColor(255, 255, 255)
-#define QT_YELLOW QColor(255, 255, 0)
-#define QT_MAGENTA QColor(255, 0, 255)
-#define QT_LIGHTBLUE QColor(0, 0, 205)
-#define QT_LIGHTGREEN QColor(100, 255, 100)
-#define QT_GRAY QColor(100,100,100)
-#define QT_BLACK QColor(0,0,0)
-// transparent colors
-#define QT_ORANGE_TS QColor(255, 153, 0, 96)
-#define QT_RED_TS QColor(255, 0, 0, 64)
-#define QT_BLACK_TS QColor(0,0,0,0)
-	
-void ProxWidget::paintEvent(QPaintEvent *event)
+//--------------------
+void ProxWidget::applyOperation()
 {
-	QPainter painter(this);
-	QPainterPath penPath, whitePath, greyPath, lightgreyPath, cursorAPath, cursorBPath, cursorCPath, cursorDPath;
-	QRect r;
-	QBrush brush(QT_LIGHTGREEN);
-	QPen pen(QT_LIGHTGREEN);
+	//printf("ApplyOperation()");
+	save_restoreGB(GRAPH_SAVE);
+	memcpy(GraphBuffer, s_Buff, sizeof(int) * GraphTraceLen);
+	RepaintGraphWindow();
+}
+void ProxWidget::stickOperation()
+{
+	save_restoreGB(GRAPH_RESTORE);
+	//printf("stickOperation()");
+}
+void ProxWidget::vchange_autocorr(int v)
+{
+	int ans;
+	ans = AutoCorrelate(GraphBuffer, s_Buff, GraphTraceLen, v, true, false);
+	if (g_debugMode) printf("vchange_autocorr(w:%d): %d\n", v, ans);
+	g_useOverlays = true;
+	RepaintGraphWindow();
+}
+void ProxWidget::vchange_askedge(int v)
+{
+	int ans;
+	//extern int AskEdgeDetect(const int *in, int *out, int len, int threshold);
+	ans = AskEdgeDetect(GraphBuffer, s_Buff, GraphTraceLen, v);
+	if (g_debugMode) printf("vchange_askedge(w:%d)%d\n", v, ans);
+	g_useOverlays = true;
+	RepaintGraphWindow();
+}
+void ProxWidget::vchange_dthr_up(int v)
+{
+	int down = opsController->horizontalSlider_dirthr_down->value();
+	directionalThreshold(GraphBuffer, s_Buff, GraphTraceLen, v, down);
+	//printf("vchange_dthr_up(%d)", v);
+	g_useOverlays = true;
+	RepaintGraphWindow();
+}
+void ProxWidget::vchange_dthr_down(int v)
+{
+	//printf("vchange_dthr_down(%d)", v);
+	int up = opsController->horizontalSlider_dirthr_up->value();
+	directionalThreshold(GraphBuffer,s_Buff, GraphTraceLen, v, up);
+	g_useOverlays = true;
+	RepaintGraphWindow();
+}
+ProxWidget::ProxWidget(QWidget *parent, ProxGuiQT *master) : QWidget(parent)
+{
+	this->master = master;
+	resize(800,500);
 
-	painter.setFont(QFont("Arial", 10));
+	/** Setup the controller widget **/
 
-	if(GraphStart < 0) 
-		GraphStart = 0;
+	controlWidget = new QWidget();
+	opsController = new Ui::Form();
+	opsController->setupUi(controlWidget);
+	//Due to quirks in QT Designer, we need to fiddle a bit
+	opsController->horizontalSlider_dirthr_down->setMinimum(-128);
+	opsController->horizontalSlider_dirthr_down->setMaximum(0);
+	opsController->horizontalSlider_dirthr_down->setValue(-20);
+	opsController->horizontalSlider_dirthr_up->setMinimum(-40);
+	opsController->horizontalSlider_dirthr_up->setMaximum(128);
+	opsController->horizontalSlider_dirthr_up->setValue(20);
+	opsController->horizontalSlider_askedge->setValue(25);
+	opsController->horizontalSlider_window->setValue(4000);
 
-	if (CursorAPos > GraphTraceLen) CursorAPos = 0;
-	if (CursorBPos > GraphTraceLen) CursorBPos = 0;
-	if (CursorCPos > GraphTraceLen) CursorCPos = 0;
-	if (CursorDPos > GraphTraceLen) CursorDPos = 0;
 
-	r = rect();
-	painter.fillRect(r, QT_BLACK);
-	
-	whitePath.moveTo(r.left() + 40, r.top());
-	whitePath.lineTo(r.left() + 40, r.bottom());
+	QObject::connect(opsController->pushButton_apply, SIGNAL(clicked()), this, SLOT(applyOperation()));
+	QObject::connect(opsController->pushButton_sticky, SIGNAL(clicked()), this, SLOT(stickOperation()));
+	QObject::connect(opsController->horizontalSlider_window, SIGNAL(valueChanged(int)), this, SLOT(vchange_autocorr(int)));
+	QObject::connect(opsController->horizontalSlider_dirthr_up, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_up(int)));
+	QObject::connect(opsController->horizontalSlider_dirthr_down, SIGNAL(valueChanged(int)), this, SLOT(vchange_dthr_down(int)));
+	QObject::connect(opsController->horizontalSlider_askedge, SIGNAL(valueChanged(int)), this, SLOT(vchange_askedge(int)));
 
-	int zeroHeight = r.top() + (r.bottom() - r.top()) / 2;
+	controlWidget->show();
 
-	greyPath.moveTo(r.left(), zeroHeight);
-	greyPath.lineTo(r.right(), zeroHeight);
-	painter.setPen(QT_GRAY);
-	painter.drawPath(greyPath);
+	// Set up the plot widget, which does the actual plotting
 
-	PageWidth = (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint);
-	
-	// plot X and Y grid lines
-	int i;
-	if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
-		for(i = 40 + (GridOffset * GraphPixelsPerPoint); i < r.right(); i += (int)(PlotGridX * GraphPixelsPerPoint)) {
-			//SelectObject(hdc, GreyPenLite);
-			//MoveToEx(hdc, r.left + i, r.top, NULL);
-			//LineTo(hdc, r.left + i, r.bottom);
-			lightgreyPath.moveTo(r.left()+i,r.top());
-			lightgreyPath.lineTo(r.left()+i,r.bottom());
-			painter.drawPath(lightgreyPath);
-		} 
-	} 
-	if ((PlotGridY > 0) && ((PlotGridY * GraphPixelsPerPoint) > 1)){
-		for(i = 0; i < ((r.top() + r.bottom())>>1); i += (int)(PlotGridY * GraphPixelsPerPoint)) {
-			lightgreyPath.moveTo(r.left() + 40,zeroHeight + i);
-			lightgreyPath.lineTo(r.right(),zeroHeight + i);
-			painter.drawPath(lightgreyPath);
-			lightgreyPath.moveTo(r.left() + 40,zeroHeight - i);
-			lightgreyPath.lineTo(r.right(),zeroHeight - i);
-			painter.drawPath(lightgreyPath);
-		}
-	}
-
-	startMax = (GraphTraceLen - (int)((r.right() - r.left() - 40) / GraphPixelsPerPoint));
-	
-	if(startMax < 0) 
-		startMax = 0;
-	
-	if(GraphStart > startMax) 
-		GraphStart = startMax;
-
-	int absYMax = 1;
-
-	for(i = GraphStart; ;i++) {
-
-		if(i >= GraphTraceLen) break;
-		
-		if (fabs((double)GraphBuffer[i]) > absYMax)
-			absYMax = (int)fabs((double)GraphBuffer[i]);
-		
-		int x = 40 + (int)((i - GraphStart)*GraphPixelsPerPoint);
-
-		if(x > r.right()) break;
-	}
-
-	absYMax = (int)(absYMax*1.2 + 1);
-	
-	// number of points that will be plotted
-	int span = (int)((r.right() - r.left()) / GraphPixelsPerPoint);
-	
-	// one label every 100 pixels, let us say
-	int labels = (r.right() - r.left() - 40) / 100;
-	if(labels <= 0) labels = 1;
-	
-	int pointsPerLabel = span / labels;
-	if(pointsPerLabel <= 0) pointsPerLabel = 1;
-
-	int yMin = INT_MAX;
-	int yMax = INT_MIN;
-	int yMean = 0;
-	int n = 0;
-	//int stt_x1 = 0, stt_x2 = 0;
-
-	for(i = GraphStart; ; i++) {
-		if(i >= GraphTraceLen) break;
-
-		// x == pixel pos.
-		int x = 40 + (int)((i - GraphStart) * GraphPixelsPerPoint);
-
-		// if x reaches end of box, stop loop
-		if(x > r.right() + GraphPixelsPerPoint) break;
-
-		int y = GraphBuffer[i];
-		if(y < yMin)
-			yMin = y;
-
-		if(y > yMax)
-			yMax = y;
-
-		yMean += y;
-		n++;
-
-		y = (y * (r.top() - r.bottom()) / (2*absYMax)) + zeroHeight;
-		
-		if(i == GraphStart)
-			penPath.moveTo(x, y);
-		else
-			penPath.lineTo(x, y);
-		
-
-		// small white boxes (the dots on the signal)
-		if(GraphPixelsPerPoint > 10) {
-			QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
-			painter.fillRect(f, brush);
-		}
-
-		if(((i - GraphStart) % pointsPerLabel == 0) && i != GraphStart) {
-			whitePath.moveTo(x, zeroHeight - 3);
-			whitePath.lineTo(x, zeroHeight + 3);
-
-			char str[100];
-			sprintf(str, "+%d", (i - GraphStart));
-
-			painter.setPen( QT_WHITE );
-			QRect size;
-			QFontMetrics metrics(painter.font());
-			size = metrics.boundingRect(str);
-			painter.drawText(x - (size.right() - size.left()), zeroHeight + 9, str);
-
-			penPath.moveTo(x,y);
-		}
-
-		if(i == CursorAPos || i == CursorBPos || i == CursorCPos || i == CursorDPos) {
-			QPainterPath *cursorPath;
-
-			if ( i == CursorAPos ) 
-				cursorPath = &cursorAPath;
-			else if ( i == CursorBPos ) 
-				cursorPath = &cursorBPath;
-			else if ( i == CursorCPos ) 
-				cursorPath = &cursorCPath;
-			else 
-				cursorPath = &cursorDPath;
-			
-			cursorPath->moveTo(x, r.top());
-			cursorPath->lineTo(x, r.bottom());
-			penPath.moveTo(x, y);		
-		}
-	}
-	
-	// Mark STT block in signal
-	if ( CursorCPos > 0 ){
-		int foo = 40 + (int)((CursorCPos - GraphStart) * GraphPixelsPerPoint);	
-		int bar = 40 + ((CursorDPos - GraphStart) * GraphPixelsPerPoint);	
-		QRect r_stt(foo, r.top(), bar-foo, r.bottom() );
-		QBrush b_stt( QBrush( QT_ORANGE_TS ));
-		b_stt.setStyle(Qt::Dense1Pattern);
-		painter.setPen(Qt::NoPen);
-		painter.fillRect(r_stt, b_stt);
-	}
-	
-	// Mark Clock pulse
-	//extern int PlotClock, PlockClockStartIndex;
-	if ( PlotClock > 0){
-		for(int i = PlockClockStartIndex; ; i += PlotClock * 2) {
-
-			if(i >= GraphTraceLen ) break;
-			if ((CursorCPos > 0) && (i >= CursorCPos)) break;
-			
-			int foo = 40 + (int)((i - GraphStart) * GraphPixelsPerPoint);	
-			int bar = 40 + ((i + PlotClock - GraphStart) * GraphPixelsPerPoint);	
-			QRect r_clock(foo, r.top(), bar-foo, r.bottom() );
-			
-			QBrush b_clk( QBrush( QT_RED_TS ));
-			b_clk.setStyle(Qt::Dense1Pattern);
-			painter.setPen(Qt::NoPen);
-			painter.fillRect(r_clock, b_clk);
-		}
-	}
-	
-	if(n != 0)
-		yMean /= n;
-
-	painter.setPen( QT_WHITE ); painter.drawPath(whitePath);
-	painter.setPen(pen); painter.drawPath(penPath);
-	painter.setPen( QT_YELLOW ); painter.drawPath(cursorAPath);
-	painter.setPen( QT_MAGENTA ); painter.drawPath(cursorBPath);
-	//painter.setPen( QT_ORANGE ); painter.drawPath(cursorCPath);
-	//painter.setPen( QT_LIGHTBLUE ); painter.drawPath(cursorDPath);
-
-	char str[200];
-	sprintf(str, "@%d   max=%d min=%d mean=%d n=%d/%d    dt=%d [%.3f] zoom=%.3f CursorA=%d [%d] CursorB=%d [%d]  GridX=%d GridY=%d (%s)  [Clock RF/%d]",
-			GraphStart, yMax, yMin, yMean, n, GraphTraceLen,
-			CursorBPos - CursorAPos,
-			(CursorBPos - CursorAPos)/CursorScaleFactor,
-			GraphPixelsPerPoint,
-			CursorAPos,
-			GraphBuffer[CursorAPos],
-			CursorBPos,
-			GraphBuffer[CursorBPos],
-			PlotGridXdefault,
-			PlotGridYdefault,
-			GridLocked ? "Locked" : "Unlocked",
-			PlotClock
-		);
-
-	painter.setPen( QT_WHITE );
-	painter.drawText(50, r.bottom() - 10, str);
+	plot = new Plot(this);
+	/*
+	QSlider* slider = new QSlider(Qt::Horizontal);
+	slider->setFocusPolicy(Qt::StrongFocus);
+	slider->setTickPosition(QSlider::TicksBothSides);
+	slider->setTickInterval(10);
+	slider->setSingleStep(1);
+	*/
+	QVBoxLayout *layout = new QVBoxLayout;
+	//layout->addWidget(slider);
+	layout->addWidget(plot);
+	setLayout(layout);
+	//printf("Proxwidget Constructor just set layout\r\n");
 }
 
-ProxWidget::ProxWidget(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
+// not 100% sure what i need in this block
+// feel free to fix - marshmellow...
+ProxWidget::~ProxWidget(void)
 {
-	resize(600, 300);
+	if (controlWidget) {
+		controlWidget->close();
+		delete controlWidget;
+		controlWidget = NULL;
+	}
 
-	QPalette palette( QT_BLACK_TS );
-	palette.setColor(QPalette::WindowText, QT_WHITE );
-	palette.setColor(QPalette::Text, QT_WHITE );
-	palette.setColor(QPalette::Button, QT_GRAY );
-	setPalette(palette);
-	setAutoFillBackground(true);
-	CursorAPos = 0;
-	CursorBPos = 0;
-	PlotClock = 0;
+	if (opsController) {
+		delete opsController;
+		opsController = NULL;
+	}
+
+	if (plot) {
+		plot->close();
+		delete plot;
+		plot = NULL;
+	}
 }
-
 void ProxWidget::closeEvent(QCloseEvent *event)
 {
 	event->ignore();
 	this->hide();
+	g_useOverlays = false;
+}
+void ProxWidget::hideEvent(QHideEvent *event) {
+	controlWidget->hide();
+	plot->hide();
+}
+void ProxWidget::showEvent(QShowEvent *event) {
+	controlWidget->show();
+	plot->show();
 }
 
-void ProxWidget::mouseMoveEvent(QMouseEvent *event)
+//----------- Plotting
+
+int Plot::xCoordOf(int i, QRect r )
+{
+	return r.left() + (int)((i - GraphStart)*GraphPixelsPerPoint);
+}
+
+int Plot::yCoordOf(int v, QRect r, int maxVal)
+{
+	int z = (r.bottom() - r.top())/2;
+	return -(z * v) / maxVal + z;
+}
+
+int Plot::valueOf_yCoord(int y, QRect r, int maxVal)
+{
+	int z = (r.bottom() - r.top())/2;
+	return (y-z) * maxVal / z;
+}
+static const QColor GREEN = QColor(100,255,100);
+static const QColor RED   = QColor(255,100,100);
+static const QColor BLUE  = QColor(100,100,255);
+static const QColor GRAY = QColor(240,240,240);
+
+QColor Plot::getColor(int graphNum)
+{
+	switch (graphNum) {
+	case 0: return GREEN;  //Green
+	case 1: return RED;    //Red
+	case 2: return BLUE;   //Blue
+	default: return GRAY;  //Gray
+	}
+}
+
+void Plot::setMaxAndStart(int *buffer, int len, QRect plotRect)
+{
+	if (len == 0) return;
+	startMax = (len - (int)((plotRect.right() - plotRect.left() - 40) / GraphPixelsPerPoint));
+	if(startMax < 0) {
+		startMax = 0;
+	}
+	if(GraphStart > startMax) {
+		GraphStart = startMax;
+	}
+	if (GraphStart > len) return;
+	int vMin = INT_MAX, vMax = INT_MIN, v = 0;
+	int sample_index = GraphStart ;
+	for( ; sample_index < len && xCoordOf(sample_index,plotRect) < plotRect.right() ; sample_index++) {
+
+		v = buffer[sample_index];
+		if(v < vMin) vMin = v;
+		if(v > vMax) vMax = v;
+	}
+
+	g_absVMax = 0;
+	if(fabs( (double) vMin) > g_absVMax) g_absVMax = (int)fabs( (double) vMin);
+	if(fabs( (double) vMax) > g_absVMax) g_absVMax = (int)fabs( (double) vMax);
+	g_absVMax = (int)(g_absVMax*1.25 + 1);
+}
+
+void Plot::PlotDemod(uint8_t *buffer, size_t len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum, int plotOffset)
+{
+	if (len == 0 || PlotGridX <= 0) return;
+	//clock_t begin = clock();
+	QPainterPath penPath;
+
+	int grid_delta_x = PlotGridX;
+	int first_delta_x = grid_delta_x; //(plotOffset > 0) ? PlotGridX : (PlotGridX +);
+	if (GraphStart > plotOffset) first_delta_x -= (GraphStart-plotOffset);
+	int DemodStart = GraphStart;
+	if (plotOffset > GraphStart) DemodStart = plotOffset;
+
+	int BitStart = 0;
+	// round down
+	if (DemodStart-plotOffset > 0) BitStart = (int)(((DemodStart-plotOffset)+(PlotGridX-1))/PlotGridX)-1;
+	first_delta_x += BitStart * PlotGridX;
+	if (BitStart > (int)len) return;
+	int delta_x = 0;
+	int v = 0;
+	//printf("first_delta_x %i, grid_delta_x %i, DemodStart %i, BitStart %i\n",first_delta_x,grid_delta_x,DemodStart, BitStart);
+
+	painter->setPen(getColor(graphNum));
+	char str[5];
+  int absVMax = (int)(100*1.05+1);
+	int x = xCoordOf(DemodStart, plotRect);
+	int y = yCoordOf((buffer[BitStart]*200-100)*-1,plotRect,absVMax);
+	penPath.moveTo(x, y);
+	delta_x = 0;
+	int clk = first_delta_x;
+	for(int i = BitStart; i < (int)len && xCoordOf(delta_x+DemodStart, plotRect) < plotRect.right(); i++) {
+		for (int ii = 0; ii < (clk) && i < (int)len && xCoordOf(DemodStart+delta_x+ii, plotRect) < plotRect.right() ; ii++ ) {
+			x = xCoordOf(DemodStart+delta_x+ii, plotRect);
+			v = buffer[i]*200-100;
+
+			y = yCoordOf( v, plotRect, absVMax);
+
+			penPath.lineTo(x, y);
+
+			if(GraphPixelsPerPoint > 10) {
+				QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
+				painter->fillRect(f, QColor(100, 255, 100));
+			}
+			if (ii == (int)clk/2) {
+				//print label
+				sprintf(str, "%u",buffer[i]);
+				painter->drawText(x-8, y + ((buffer[i] > 0) ? 18 : -6), str);
+			}
+		}
+		delta_x += clk;
+		clk = grid_delta_x;
+	}
+
+	//Graph annotations
+	painter->drawPath(penPath);
+}
+
+void Plot::PlotGraph(int *buffer, int len, QRect plotRect, QRect annotationRect, QPainter *painter, int graphNum)
+{
+	if (len == 0) return;
+	//clock_t begin = clock();
+	QPainterPath penPath;
+	int vMin = INT_MAX, vMax = INT_MIN, vMean = 0, v = 0, i = 0;
+	int x = xCoordOf(GraphStart, plotRect);
+	int y = yCoordOf(buffer[GraphStart],plotRect,g_absVMax);
+	penPath.moveTo(x, y);
+	for(i = GraphStart; i < len && xCoordOf(i, plotRect) < plotRect.right(); i++) {
+
+		x = xCoordOf(i, plotRect);
+		v = buffer[i];
+
+		y = yCoordOf( v, plotRect, g_absVMax);
+
+		penPath.lineTo(x, y);
+
+		if(GraphPixelsPerPoint > 10) {
+			QRect f(QPoint(x - 3, y - 3),QPoint(x + 3, y + 3));
+			painter->fillRect(f, QColor(100, 255, 100));
+		}
+		//catch stats
+		if(v < vMin) vMin = v;
+		if(v > vMax) vMax = v;
+		vMean += v;
+	}
+	vMean /= (i - GraphStart);
+
+	painter->setPen(getColor(graphNum));
+
+	//Draw y-axis
+	int xo = 5+(graphNum*40);
+	painter->drawLine(xo, plotRect.top(),xo, plotRect.bottom());
+
+	int vMarkers = (g_absVMax - (g_absVMax % 10)) / 5;
+	int minYDist = 40; //Minimum pixel-distance between markers
+
+	char yLbl[20];
+
+	int n = 0;
+	int lasty0 = 65535;
+
+	for(v = vMarkers; yCoordOf(v,plotRect,g_absVMax) > plotRect.top() && n < 20; v+= vMarkers ,n++)
+	{
+		int y0 = yCoordOf(v,plotRect,g_absVMax);
+		int y1 = yCoordOf(-v,plotRect,g_absVMax);
+
+		if(lasty0 - y0 < minYDist) continue;
+
+		painter->drawLine(xo-5,y0, xo+5, y0);
+
+		sprintf(yLbl, "%d", v);
+		painter->drawText(xo+8,y0+7,yLbl);
+
+		painter->drawLine(xo-5, y1, xo+5, y1);
+		sprintf(yLbl, "%d",-v);
+		painter->drawText(xo+8, y1+5 , yLbl);
+		lasty0 = y0;
+	}
+
+	//Graph annotations
+	painter->drawPath(penPath);
+	char str[200];
+	sprintf(str, "max=%d  min=%d  mean=%d  n=%d/%d  CursorAVal=[%d]  CursorBVal=[%d]",
+			vMax, vMin, vMean, i, len, buffer[CursorAPos], buffer[CursorBPos]);
+	painter->drawText(20, annotationRect.bottom() - 23 - 20 * graphNum, str);
+
+	//clock_t end = clock();
+	//double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
+	//printf("Plot time %f\n", elapsed_secs);
+}
+
+void Plot::plotGridLines(QPainter* painter,QRect r)
+{
+	// set GridOffset
+	if (PlotGridX <= 0) return;
+	int offset = GridOffset;
+	if (GridLocked && PlotGridX) {
+		offset = GridOffset + PlotGridX - (GraphStart % PlotGridX);
+	} else if (!GridLocked && GraphStart > 0 && PlotGridX) {
+		offset = PlotGridX-((GraphStart - offset) % PlotGridX) + GraphStart - unlockStart;
+	}
+	offset %= PlotGridX;
+	if (offset < 0) offset += PlotGridX;
+
+	int i;
+	int grid_delta_x = (int) (PlotGridX * GraphPixelsPerPoint);
+	int grid_delta_y = PlotGridY;
+	if ((PlotGridX > 0) && ((PlotGridX * GraphPixelsPerPoint) > 1)) {
+		for(i = (offset * GraphPixelsPerPoint); i < r.right(); i += grid_delta_x) {
+			painter->drawLine(r.left()+i, r.top(), r.left()+i, r.bottom());
+		} 
+	}
+	if (PlotGridY > 0) {
+		for(i = 0; yCoordOf(i,r,g_absVMax) > r.top(); i += grid_delta_y) {
+			painter->drawLine( r.left(), yCoordOf(i,r,g_absVMax), r.right(), yCoordOf(i,r,g_absVMax) );
+			painter->drawLine( r.left(), yCoordOf(i*-1,r,g_absVMax), r.right(), yCoordOf(i*-1,r,g_absVMax) );
+		}
+	}
+}
+
+#define HEIGHT_INFO 60
+#define WIDTH_AXES 80
+
+void Plot::paintEvent(QPaintEvent *event)
+{
+
+	QPainter painter(this);
+	QBrush brush(QColor(100, 255, 100));
+	QPen pen(QColor(100, 255, 100));
+
+	painter.setFont(QFont("Courier New", 10));
+
+	if(GraphStart < 0) {
+		GraphStart = 0;
+	}
+
+	if (CursorAPos > GraphTraceLen)
+		CursorAPos= 0;
+	if(CursorBPos > GraphTraceLen)
+		CursorBPos= 0;
+	if(CursorCPos > GraphTraceLen)
+		CursorCPos= 0;
+	if(CursorDPos > GraphTraceLen)
+		CursorDPos= 0;
+
+	QRect plotRect(WIDTH_AXES, 0, width()-WIDTH_AXES, height()-HEIGHT_INFO);
+	QRect infoRect(0, height()-HEIGHT_INFO, width(), HEIGHT_INFO);
+
+	//Grey background
+	painter.fillRect(rect(), QColor(60, 60, 60));
+	//Black foreground
+	painter.fillRect(plotRect, QColor(0, 0, 0));
+
+	//init graph variables
+	setMaxAndStart(GraphBuffer,GraphTraceLen,plotRect);
+
+	// center line
+	int zeroHeight = plotRect.top() + (plotRect.bottom() - plotRect.top()) / 2;
+	painter.setPen(QColor(100, 100, 100));
+	painter.drawLine(plotRect.left(), zeroHeight, plotRect.right(), zeroHeight);
+	// plot X and Y grid lines
+	plotGridLines(&painter, plotRect);
+
+	//Start painting graph
+	PlotGraph(GraphBuffer, GraphTraceLen,plotRect,infoRect,&painter,0);
+	if (showDemod && DemodBufferLen	> 8) {
+		PlotDemod(DemodBuffer, DemodBufferLen,plotRect,infoRect,&painter,2,g_DemodStartIdx);
+	}
+	if (g_useOverlays) {
+		//init graph variables
+		setMaxAndStart(s_Buff,GraphTraceLen,plotRect);
+		PlotGraph(s_Buff, GraphTraceLen,plotRect,infoRect,&painter,1);
+	}
+	// End graph drawing
+
+	//Draw the cursors
+	if(CursorAPos > GraphStart && xCoordOf(CursorAPos, plotRect) < plotRect.right())
+	{
+		painter.setPen(QColor(255, 255, 0));
+		painter.drawLine(xCoordOf(CursorAPos, plotRect),plotRect.top(),xCoordOf(CursorAPos, plotRect),plotRect.bottom());
+	}
+	if(CursorBPos > GraphStart && xCoordOf(CursorBPos, plotRect) < plotRect.right())
+	{
+		painter.setPen(QColor(255, 0, 255));
+		painter.drawLine(xCoordOf(CursorBPos, plotRect),plotRect.top(),xCoordOf(CursorBPos, plotRect),plotRect.bottom());
+	}
+	if(CursorCPos > GraphStart && xCoordOf(CursorCPos, plotRect) < plotRect.right())
+	{
+		painter.setPen(QColor(255, 153, 0)); //orange
+		painter.drawLine(xCoordOf(CursorCPos, plotRect),plotRect.top(),xCoordOf(CursorCPos, plotRect),plotRect.bottom());
+	}
+	if(CursorDPos > GraphStart && xCoordOf(CursorDPos, plotRect) < plotRect.right())
+	{
+		painter.setPen(QColor(0, 0, 205)); //light blue
+		painter.drawLine(xCoordOf(CursorDPos, plotRect),plotRect.top(),xCoordOf(CursorDPos, plotRect),plotRect.bottom());
+	}
+
+	//Draw annotations
+	char str[200];
+	sprintf(str, "@%d  dt=%d [%2.2f] zoom=%2.2f  CursorAPos=%d  CursorBPos=%d  GridX=%d  GridY=%d (%s) GridXoffset=%d",
+			GraphStart,	CursorBPos - CursorAPos, (CursorBPos - CursorAPos)/CursorScaleFactor,
+			GraphPixelsPerPoint,CursorAPos,CursorBPos,PlotGridXdefault,PlotGridYdefault,GridLocked?"Locked":"Unlocked",GridOffset);
+	painter.setPen(QColor(255, 255, 255));
+	painter.drawText(20, infoRect.bottom() - 3, str);
+
+}
+
+Plot::Plot(QWidget *parent) : QWidget(parent), GraphStart(0), GraphPixelsPerPoint(1)
+{
+	//Need to set this, otherwise we don't receive keypress events
+	setFocusPolicy( Qt::StrongFocus);
+	resize(600, 300);
+
+	QPalette palette(QColor(0,0,0,0));
+	palette.setColor(QPalette::WindowText, QColor(255,255,255));
+	palette.setColor(QPalette::Text, QColor(255,255,255));
+	palette.setColor(QPalette::Button, QColor(100, 100, 100));
+	setPalette(palette);
+	setAutoFillBackground(true);
+	CursorAPos = 0;
+	CursorBPos = 0;
+
+	setWindowTitle(tr("Sliders"));
+}
+
+void Plot::closeEvent(QCloseEvent *event)
+{
+	event->ignore();
+	this->hide();
+	g_useOverlays = false;
+}
+
+void Plot::mouseMoveEvent(QMouseEvent *event)
 {
 	int x = event->x();
-	x -= 40;
+	x -= WIDTH_AXES;
 	x = (int)(x / GraphPixelsPerPoint);
 	x += GraphStart;
 	if((event->buttons() & Qt::LeftButton)) {
@@ -367,15 +586,13 @@ void ProxWidget::mouseMoveEvent(QMouseEvent *event)
 		CursorBPos = x;
 	}
 
+
 	this->update();
 }
 
-void ProxWidget::keyPressEvent(QKeyEvent *event)
+void Plot::keyPressEvent(QKeyEvent *event)
 {
 	int	offset;
-	int	gridchanged;
-
-	gridchanged= 0;
 
 	if(event->modifiers() & Qt::ShiftModifier) {
 		if (PlotGridX)
@@ -403,53 +620,18 @@ void ProxWidget::keyPressEvent(QKeyEvent *event)
 
 		case Qt::Key_Right:
 			if(GraphPixelsPerPoint < 20) {
-				if (PlotGridX && GridLocked && GraphStart < startMax){
-					GridOffset -= offset;
-					GridOffset %= PlotGridX;
-					gridchanged= 1;
-				}
 				GraphStart += offset;
 			} else {
-				if (PlotGridX && GridLocked && GraphStart < startMax){
-					GridOffset--;
-					GridOffset %= PlotGridX;
-					gridchanged= 1;
-				}
 				GraphStart++;
 			}
-			if(GridOffset < 0) {
-				GridOffset += PlotGridX;
-			}
-			if (gridchanged)
-				if (GraphStart > startMax) {
-					GridOffset += (GraphStart - startMax);
-					GridOffset %= PlotGridX;
-				}
 			break;
 
 		case Qt::Key_Left:
 			if(GraphPixelsPerPoint < 20) {
-				if (PlotGridX && GridLocked && GraphStart > 0){
-					GridOffset += offset;
-					GridOffset %= PlotGridX;
-					gridchanged= 1;
-				}
 				GraphStart -= offset;
 			} else {
-				if (PlotGridX && GridLocked && GraphStart > 0){
-					GridOffset++;
-					GridOffset %= PlotGridX;
-					gridchanged= 1;
-				}
 				GraphStart--;
 			}
-			if (gridchanged){
-				if (GraphStart < 0)
-					GridOffset += GraphStart;
-				if(GridOffset < 0)
-					GridOffset += PlotGridX;
-			GridOffset %= PlotGridX;
-			}
 			break;
 
 		case Qt::Key_G:
@@ -459,7 +641,7 @@ void ProxWidget::keyPressEvent(QKeyEvent *event)
 			} else {
 				PlotGridX= PlotGridXdefault;
 				PlotGridY= PlotGridYdefault;
-				}
+			}
 			break;
 
 		case Qt::Key_H:
@@ -484,7 +666,11 @@ void ProxWidget::keyPressEvent(QKeyEvent *event)
 			break;
 
 		case Qt::Key_L:
-			GridLocked= !GridLocked;
+			GridLocked = !GridLocked;
+			if (GridLocked)
+				GridOffset += (GraphStart - unlockStart);
+			else
+				unlockStart = GraphStart;
 			break;
 
 		case Qt::Key_Q:
diff --git a/client/proxguiqt.h b/client/proxguiqt.h
index 155cacb10..fa927ee5d 100644
--- a/client/proxguiqt.h
+++ b/client/proxguiqt.h
@@ -8,26 +8,40 @@
 // GUI (QT)
 //-----------------------------------------------------------------------------
 
+#ifndef PROXGUI_QT
+#define PROXGUI_QT
+
+#include <stdint.h>
+#include <string.h>
+
 #include <QApplication>
 #include <QPushButton>
 #include <QObject>
 #include <QWidget>
 #include <QPainter>
+#include <QtGui>
 
-class ProxWidget : public QWidget
+#include "ui/ui_overlays.h"
+/**
+ * @brief The actual plot, black area were we paint the graph
+ */
+class Plot: public QWidget
 {
-	Q_OBJECT;
-
 	private:
 		int GraphStart;
 		double GraphPixelsPerPoint;
 		int CursorAPos;
 		int CursorBPos;
-		//int CursorCPos;
-		//int CursorDPos;
-
+	void PlotGraph(int *buffer, int len, QRect r,QRect r2, QPainter* painter, int graphNum);
+	void PlotDemod(uint8_t *buffer, size_t len, QRect r,QRect r2, QPainter* painter, int graphNum, int plotOffset);
+	void plotGridLines(QPainter* painter,QRect r);
+	int xCoordOf(int i, QRect r );
+	int yCoordOf(int v, QRect r, int maxVal);
+	int valueOf_yCoord(int y, QRect r, int maxVal);
+	void setMaxAndStart(int *buffer, int len, QRect plotRect);
+	QColor getColor(int graphNum);
 	public:
-		ProxWidget(QWidget *parent = 0);
+	Plot(QWidget *parent = 0);
 
 	protected:
 		void paintEvent(QPaintEvent *event);
@@ -35,6 +49,43 @@ class ProxWidget : public QWidget
 		void mouseMoveEvent(QMouseEvent *event);
 		void mousePressEvent(QMouseEvent *event) { mouseMoveEvent(event); }
 		void keyPressEvent(QKeyEvent *event);
+
+};
+class ProxGuiQT;
+
+/**
+ * The window with plot and controls
+ */
+class ProxWidget : public QWidget
+{
+	Q_OBJECT; //needed for slot/signal classes
+
+	private:
+		ProxGuiQT *master;
+		Plot *plot;
+		Ui::Form *opsController;
+		QWidget* controlWidget;
+
+	public:
+		ProxWidget(QWidget *parent = 0, ProxGuiQT *master = NULL);
+		~ProxWidget(void);
+		//OpsShow(void);
+
+	protected:
+	//	void paintEvent(QPaintEvent *event);
+		void closeEvent(QCloseEvent *event);
+		void showEvent(QShowEvent *event);
+		void hideEvent(QHideEvent *event);
+	//	void mouseMoveEvent(QMouseEvent *event);
+	//	void mousePressEvent(QMouseEvent *event) { mouseMoveEvent(event); }
+	//	void keyPressEvent(QKeyEvent *event);
+	public slots:
+		void applyOperation();
+		void stickOperation();
+		void vchange_autocorr(int v);
+		void vchange_askedge(int v);
+		void vchange_dthr_up(int v);
+		void vchange_dthr_down(int v);
 };
 
 class ProxGuiQT : public QObject
@@ -55,14 +106,29 @@ class ProxGuiQT : public QObject
 		void RepaintGraphWindow(void);
 		void HideGraphWindow(void);
 		void MainLoop(void);
-	
+		void Exit(void);
 	private slots:
 		void _ShowGraphWindow(void);
 		void _RepaintGraphWindow(void);
 		void _HideGraphWindow(void);
-
+		void _Exit(void);
 	signals:
 		void ShowGraphWindowSignal(void);
 		void RepaintGraphWindowSignal(void);
 		void HideGraphWindowSignal(void);
+		void ExitSignal(void);
 };
+
+
+class WorkerThread : public QThread {
+	Q_OBJECT;
+public:
+	WorkerThread(char*, bool);
+	~WorkerThread();
+	void run();
+private:
+	char *script_cmds_file = NULL;
+	bool usb_present;
+};
+
+#endif // PROXGUI_QT
diff --git a/client/proxmark3.c b/client/proxmark3.c
index b7bdb0b13..9cc1fd870 100644
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -22,12 +22,10 @@
 #include "cmdmain.h"
 #include "uart.h"
 #include "ui.h"
-#include "sleep.h"
 #include "cmdparser.h"
 #include "cmdhw.h"
 #include "whereami.h"
 
-
 // a global mutex to prevent interlaced printing from different threads
 pthread_mutex_t print_lock;
 
@@ -36,8 +34,10 @@ static UsbCommand txcmd;
 volatile static bool txcmd_pending = false;
 
 void SendCommand(UsbCommand *c) {
-	#if 0
+	#if 1
+	pthread_mutex_lock(&print_lock);
 	printf("Sending %d bytes\n", sizeof(UsbCommand));
+	pthread_mutex_unlock(&print_lock);
 	#endif
 
 	if (offline) {
@@ -59,12 +59,7 @@ struct receiver_arg {
 	int run;
 };
 
-struct main_loop_arg {
-	int usb_present;
-	char *script_cmds_file;
-};
-
-byte_t rx[0x1000000];
+byte_t rx[sizeof(UsbCommand)];
 byte_t* prx = rx;
 
 // static void showBanner(void){
@@ -73,29 +68,23 @@ byte_t* prx = rx;
 	// printf("██████╔╝██╔████╔██║ ████╔╝\n");
 	// printf("██╔═══╝ ██║╚██╔╝██║   ══█║    iceman@icesql.net\n");
 	// printf("██║     ██║ ╚═╝ ██║ ████╔╝ https://github.com/iceman1001/proxmark3\n");
-	// printf("╚═╝     ╚═╝     ╚═╝ ╚═══╝v1.7.0\n");
+	// printf("╚═╝     ╚═╝     ╚═╝ ╚═══╝v1.7.2\n");
 // }
 
 
 static void *uart_receiver(void *targ) {
 	struct receiver_arg *arg = (struct receiver_arg*)targ;
 	size_t rxlen;
-	size_t cmd_count;
 
 	while (arg->run) {
-
-		rxlen = sizeof(UsbCommand);
-
-		if (uart_receive(sp, prx, &rxlen)) {
+		rxlen = 0;
+		if (uart_receive(sp, prx, sizeof(UsbCommand) - (prx-rx), &rxlen)) {
 			prx += rxlen;
-			if (((prx-rx) % sizeof(UsbCommand)) != 0)
+			if (prx-rx < sizeof(UsbCommand)) {
 				continue;
+			}
 			
-			cmd_count = (prx-rx) / sizeof(UsbCommand);
-
-			for (size_t i = 0; i < cmd_count; i++)
-				UsbCommandReceived((UsbCommand*)( rx + ( i * sizeof(UsbCommand))));
-
+			UsbCommandReceived((UsbCommand*)rx);
 		}
 		prx = rx;
 
@@ -111,13 +100,13 @@ static void *uart_receiver(void *targ) {
 	return NULL;
 }
 
-static void *main_loop(void *targ) {
-	struct main_loop_arg *arg = (struct main_loop_arg*)targ;
+
+void main_loop(char *script_cmds_file, bool usb_present) {
 	struct receiver_arg rarg;
 	char *cmd = NULL;
 	pthread_t reader_thread;
   
-	if (arg->usb_present == 1) {
+	if (usb_present) {
 		rarg.run = 1;
 		pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
 		// cache Version information now:
@@ -127,11 +116,11 @@ static void *main_loop(void *targ) {
 	FILE *script_file = NULL;
 	char script_cmd_buf[256] = {0x00};  // iceman, needs lua script the same file_path_buffer as the rest
 
-	if (arg->script_cmds_file) {
-		script_file = fopen(arg->script_cmds_file, "r");
+	if (script_cmds_file) {
+		script_file = fopen(script_cmds_file, "r");
 		
 		if (script_file)
-			printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
+			printf("using 'scripting' commands file %s\n", script_cmds_file);
 	}
 
 	read_history(".history");
@@ -159,7 +148,10 @@ static void *main_loop(void *targ) {
 				if ((cmd = (char*) malloc( newlen + 1)) != NULL) {
 					memset(cmd, 0x00, newlen);
 					strcpy(cmd, script_cmd_buf);
+					
+					pthread_mutex_lock(&print_lock);
 					printf("%s\n", cmd);
+					pthread_mutex_unlock(&print_lock);
 				}
 			}
 		} else {
@@ -185,7 +177,9 @@ static void *main_loop(void *targ) {
 			free(cmd);
 			cmd = 0;
 		} else {
+			pthread_mutex_lock(&print_lock);
 			printf("\n");
+			pthread_mutex_unlock(&print_lock);
 			break;
 		}
 	}
@@ -199,14 +193,11 @@ static void *main_loop(void *targ) {
 	free(cmd);
 	cmd = 0;
 			
-	if (arg->usb_present == 1) {
+	if (usb_present) {
 		rarg.run = 0;
 		pthread_join(reader_thread, NULL);
 	}
 
-	ExitGraphics();
-	pthread_exit(NULL);
-	return NULL;
 }
 
 static void dumpAllHelp(int markdown)
@@ -272,25 +263,20 @@ int main(int argc, char* argv[]) {
 
 	set_my_executable_path();
 	
-	// Make sure to initialize
-	struct main_loop_arg marg = {
-		.usb_present = 0,
-		.script_cmds_file = NULL
-	};
-	
-	pthread_t main_loop_threat;
+	bool usb_present = false;
+	char *script_cmds_file = NULL;
 
   	sp = uart_open(argv[1]);
 	if (sp == INVALID_SERIAL_PORT) {
 		printf("ERROR: invalid serial port\n");
-		marg.usb_present = 0;
+		usb_present = false;
 		offline = 1;
 	} else if (sp == CLAIMED_SERIAL_PORT) {
 		printf("ERROR: serial port is claimed by another process\n");
-		marg.usb_present = 0;
+		usb_present = false;
 		offline = 1;
 	} else {
-		marg.usb_present = 1;
+		usb_present = true;
 		offline = 0;
 	}
 
@@ -306,22 +292,22 @@ int main(int argc, char* argv[]) {
 			flushAfterWrite = 1;
 		}
 		else {
-			marg.script_cmds_file = argv[2];
+			script_cmds_file = argv[2];
 		}
 	}
 
 	// create a mutex to avoid interlacing print commands from our different threads
 	pthread_mutex_init(&print_lock, NULL);
 
-	pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
-	InitGraphics(argc, argv);
-
+#ifdef HAVE_GUI
+	InitGraphics(argc, argv, script_cmds_file, usb_present);
 	MainGraphics();
-
-	pthread_join(main_loop_threat, NULL);
+#else
+	main_loop(script_cmds_file, usb_present);
+#endif	
 
 	// Clean up the port
-	if (offline == 0)
+	if (usb_present)
 		uart_close(sp);
   
 	// clean up mutex
diff --git a/client/proxmark3.h b/client/proxmark3.h
index 389d234f7..28572b79f 100644
--- a/client/proxmark3.h
+++ b/client/proxmark3.h
@@ -8,23 +8,10 @@
 //-----------------------------------------------------------------------------
 // Main binary
 //-----------------------------------------------------------------------------
+
 #ifndef PROXMARK3_H__
 #define PROXMARK3_H__
 
-// Handle platform specific includes
-#ifdef _WIN32
-// for MINGW32 environments
-  #ifndef _USE_32BIT_TIME_T
-    #define _USE_32BIT_TIME_T 1
-  #endif  
-  #include <time.h>
-  #include <windows.h>
-#else
-  #include <sys/time.h>
-#endif
-
-#define __STDC_FORMAT_MACROS 1
-#include <inttypes.h>
 #include "usb_cmd.h"
 
 #define PROXPROMPT "pm3 --> "
@@ -35,6 +22,7 @@ extern "C" {
 void SendCommand(UsbCommand *c);
 const char *get_my_executable_path(void);
 const char *get_my_executable_directory(void);
+void main_loop(char *script_cmds_file, bool usb_present);
 
 #ifdef __cplusplus
 }