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proxmark3/client/proxguiqt.cpp

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//-----------------------------------------------------------------------------
// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
//
// This code is licensed to you under the terms of the GNU GPL, version 2 or,
// at your option, any later version. See the LICENSE.txt file for the text of
// the license.
//-----------------------------------------------------------------------------
// GUI (QT)
//-----------------------------------------------------------------------------
#include "proxguiqt.h"
#include <stdbool.h>
#include <iostream>
#include <QPainterPath>
#include <QBrush>
#include <QPen>
#include <QTimer>
#include <QCloseEvent>
#include <QMouseEvent>
#include <QKeyEvent>
#include <math.h>
#include <limits.h>
#include <stdio.h>
#include <QSlider>
#include <QHBoxLayout>
#include <string.h>
#include "proxgui.h"
#include <QtGui>
bool g_useOverlays = false;
int g_absVMax = 0;
int startMax;
int PageWidth;
int unlockStart = 0;
void ProxGuiQT::ShowGraphWindow(void) {
emit ShowGraphWindowSignal();
}
void ProxGuiQT::RepaintGraphWindow(void) {
emit RepaintGraphWindowSignal();
}
void ProxGuiQT::HideGraphWindow(void) {
emit HideGraphWindowSignal();
}
void ProxGuiQT::Exit(void) {
emit ExitSignal();
}
void ProxGuiQT::_ShowGraphWindow(void) {
if(!plotapp)
return;
if (!plotwidget)
plotwidget = new ProxWidget();
plotwidget->show();
}
void ProxGuiQT::_RepaintGraphWindow(void) {
if (!plotapp || !plotwidget)
return;
plotwidget->update();
}
void ProxGuiQT::_HideGraphWindow(void) {
if (!plotapp || !plotwidget)
return;
plotwidget->hide();
}
void ProxGuiQT::_Exit(void) {
delete this;
}
void ProxGuiQT::_StartProxmarkThread(void) {
if (!proxmarkThread)
return;
// if thread finished delete self and delete application
QObject::connect(proxmarkThread, SIGNAL(finished()), proxmarkThread, SLOT(deleteLater()));
QObject::connect(proxmarkThread, SIGNAL(finished()), this, SLOT(_Exit()));
// start proxmark thread
proxmarkThread->start();
}
void ProxGuiQT::MainLoop()
{
plotapp = new QApplication(argc, argv);
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()));
//start proxmark thread after starting event loop
QTimer::singleShot(200, this, SLOT(_StartProxmarkThread()));
plotapp->exec();
}
ProxGuiQT::ProxGuiQT(int argc, char **argv, WorkerThread *wthread) : plotapp(NULL), plotwidget(NULL),
argc(argc), argv(argv), proxmarkThread(wthread)
{
}
ProxGuiQT::~ProxGuiQT(void) {
if (plotapp) {
plotapp->quit();
plotapp = NULL;
}
}
//--------------------
void ProxWidget::applyOperation() {
//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 = 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) {
//extern int AskEdgeDetect(const int *in, int *out, int len, int threshold);
int 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);
/** Setup the controller widget **/
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);
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)));
controlWidget->show();
// Set up the plot widget, which does the actual plotting
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");
}
// not 100% sure what i need in this block
// feel free to fix - marshmellow...
ProxWidget::~ProxWidget(void) {
if (controlWidget) {
controlWidget->close();
delete controlWidget;
controlWidget = NULL;
}
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();
}
//----------- 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;
if ( maxVal == 0 ) ++maxVal;
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) {
// line above mid
painter->drawLine( r.left(), yCoordOf(i, r, g_absVMax), r.right(), yCoordOf(i, r, g_absVMax) );
// line below mid
painter->drawLine( r.left(), yCoordOf(-i, r, g_absVMax), r.right(), yCoordOf(-i, 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"));
master = parent;
}
void Plot::closeEvent(QCloseEvent *event)
{
event->ignore();
this->hide();
g_useOverlays = false;
}
void Plot::mouseMoveEvent(QMouseEvent *event)
{
int x = event->x();
x -= WIDTH_AXES;
x = (int)(x / GraphPixelsPerPoint);
x += GraphStart;
if ((event->buttons() & Qt::LeftButton)) {
CursorAPos = x;
} else if (event->buttons() & Qt::RightButton) {
CursorBPos = x;
}
this->update();
}
void Plot::keyPressEvent(QKeyEvent *event)
{
int offset;
if (event->modifiers() & Qt::ShiftModifier) {
if (PlotGridX)
offset = PageWidth - (PageWidth % PlotGridX);
else
offset = PageWidth;
} else {
if (event->modifiers() & Qt::ControlModifier)
offset = 1;
else
offset = (int)(20 / GraphPixelsPerPoint);
}
switch(event->key()) {
case Qt::Key_Down:
if (GraphPixelsPerPoint <= 50) {
GraphPixelsPerPoint *= 2;
}
break;
case Qt::Key_Up:
if (GraphPixelsPerPoint >= 0.02) {
GraphPixelsPerPoint /= 2;
}
break;
case Qt::Key_Right:
if (GraphPixelsPerPoint < 20) {
GraphStart += offset;
} else {
GraphStart++;
}
break;
case Qt::Key_Left:
if (GraphPixelsPerPoint < 20) {
GraphStart -= offset;
} else {
GraphStart--;
}
break;
case Qt::Key_G:
if (PlotGridX || PlotGridY) {
PlotGridX = 0;
PlotGridY = 0;
} else {
if ( PlotGridXdefault < 0 )
PlotGridXdefault = 64;
if ( PlotGridYdefault < 0 )
PlotGridYdefault = 0;
PlotGridX = PlotGridXdefault;
PlotGridY = PlotGridYdefault;
}
break;
case Qt::Key_H:
puts("\n-----------------------------------------------------------------------");
puts("PLOT window keystrokes");
puts("\tKey Action");
puts("-----------------------------------------------------------------------");
puts("\tUP Zoom out");
puts("\tDOWN Zoom in");
puts("\tG Toggle grid display");
puts("\tH Show help");
puts("\tL Toggle lock grid relative to samples");
puts("\tQ Hide window");
puts("\tLEFT Move left");
puts("\t<CTLR> LEFT Move left 1 sample");
puts("\t<SHIFT> LEFT Page left");
puts("\tLEFT MOUSE CLICK Set yellow cursor");
puts("\tRIGHT Move right");
puts("\t<CTLR> RIGHT Move right 1 sample");
puts("\t<SHIFT> RIGHT Page right");
puts("\tRIGHT MOUSE CLICK Set purple cursor");
puts("-----------------------------------------------------------------------");
break;
case Qt::Key_L:
GridLocked = !GridLocked;
if (GridLocked)
GridOffset += (GraphStart - unlockStart);
else
unlockStart = GraphStart;
break;
case Qt::Key_Q:
master->hide();
break;
default:
QWidget::keyPressEvent(event);
return;
break;
}
this->update();
}
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