src/gui/Mainwindow.cxx

   1 #include "Mainwindow.hxx"
   2 #include "qt.hxx"
   3 #include "bindings/Guile.hxx"
   4 #include "disassembler/llvm/LLVMDisassembler.hxx"
   5 #include "core/Function.hxx"
   6 #include "core/BasicBlock.hxx"
   7 #include "core/InformationManager.hxx"
   8 #include "core/events/RenameFunctionEvent.hxx"
   9 #include "core/events/NewFunctionEvent.hxx"
  10
  11 #include "widgets/FridaDock.hxx"
  12 #include "widgets/LogDock.hxx"
  13 #include "widgets/ScriptingDock.hxx"
  14 #include "widgets/CFGScene.hxx"
  15 #include "widgets/FunctionWidget.hxx"
  16 #include "dialogs/NewFunctionDialog.hxx"
  17 #include "dialogs/SimpleStringDialog.hxx"
  18
  19 #include <sstream>
  20
  21 Mainwindow::Mainwindow(InformationManager* mgr)
  22         : manager(mgr)
  23         , logger(log4cxx::Logger::getLogger("gui.Mainwindow")) {
  24         openAction = new QAction(tr("&Open"), this);
  25         loadAction = new QAction(tr("&Load"), this);
  26         saveAction = new QAction(tr("&Save"), this);
  27         exitAction = new QAction(tr("E&xit"), this);
  28
  29         connect(openAction, &QAction::triggered,
  30                 this, &Mainwindow::open);
  31         connect(loadAction, &QAction::triggered,
  32                 this, &Mainwindow::load);
  33         connect(saveAction, &QAction::triggered,
  34                 this, &Mainwindow::save);
  35         connect(exitAction, &QAction::triggered,
  36                 qApp, &QApplication::quit);
  37
  38         fileMenu = menuBar()->addMenu(tr("&File"));
  39         fileMenu->addAction(openAction);
  40         fileMenu->addAction(loadAction);
  41         fileMenu->addAction(saveAction);
  42         fileMenu->addSeparator();
  43         fileMenu->addAction(exitAction);
  44
  45         QMenu* interpretermenu = menuBar()->addMenu(tr("&Interpreter"));
  46
  47         fdock = new FridaDock(tr("Frida Dock"), this);
  48
  49         fdock->addTab(new LogDock(fdock), "Log");
  50
  51         fdock->addTab(new ScriptingDock(manager->getInterpreter("GUILE"), fdock), "guile");
  52         fdock->setAllowedAreas(Qt::BottomDockWidgetArea);
  53         addDockWidget(Qt::BottomDockWidgetArea, fdock);
  54         QAction* guileLoad = new QAction(tr("&GUILE"), this);
  55         interpretermenu->addAction(guileLoad);
  56         connect(guileLoad, &QAction::triggered,
  57                 [&]() {
  58                         QString fileName = QFileDialog::getOpenFileName(this, tr("Open Script"), "",
  59                                                                         tr("Scripts") + " (*." +
  60                                                                         manager->getInterpreter("GUILE")->fileExtension().c_str() + ")");
  61                         if(! fileName.isNull()) {
  62                                 std::stringstream a, b;
  63                                 std::string c;
  64                                 manager->getInterpreter("GUILE")->loadFile(fileName.toStdString(), a, b, c);
  65                         }
  66                 });
  67
  68         listWidget = new QTreeWidget();
  69         listWidget->setColumnCount(1);
  70         listWidget->setDragDropMode(QAbstractItemView::InternalMove);
  71         listWidget->setContextMenuPolicy(Qt::CustomContextMenu);
  72         connect(listWidget, SIGNAL(customContextMenuRequested(const QPoint&)),
  73                 this, SLOT(showListContextMenu(const QPoint&)));
  74
  75         stackedWidget = new QStackedWidget();
  76         dockWidget = new QDockWidget(tr("Functions"), this);
  77         dockWidget->setAllowedAreas(Qt::LeftDockWidgetArea |
  78                                     Qt::RightDockWidgetArea);
  79         dockWidget->setWidget(listWidget);
  80         addDockWidget(Qt::LeftDockWidgetArea, dockWidget);
  81         setCentralWidget(stackedWidget);
  82
  83         connect(listWidget, &QTreeWidget::currentItemChanged,
  84                 [=] (QTreeWidgetItem* current, QTreeWidgetItem*) {
  85                         switchMainPlane(current);
  86                 });
  87
  88         setWindowTitle(tr("FRIDA"));
  89
  90         QTreeWidgetItem * external = new QTreeWidgetItem(listWidget, QStringList("External Functions"));
  91         external->setChildIndicatorPolicy(QTreeWidgetItem::ShowIndicator);
  92         external->setBackground(0, QBrush(QColor(0xff, 0xdd, 0xdd)));
  93         connect(mgr, &InformationManager::resetEvent,
  94                 [this,mgr]() {
  95                         connect(this, SIGNAL(requestNewFunctionByAddress(uint64_t)),
  96                                 mgr->getDisassembler(), SLOT(disassembleFunctionAt(uint64_t)));
  97                 });
  98         connect(mgr, &InformationManager::newFunctionEvent,
  99                 [=] (NewFunctionEvent* event) {
 100                         std::string name = event->function->getName();
 101                         if (event->function->isDynamic()) {
 102                                 auto item = new QTreeWidgetItem(external, QStringList(name.c_str()));
 103                                 item->setBackground(0, QBrush(QColor(0xff, 0xdd, 0xdd)));
 104                         } else {
 105                                 addFunction(event->function);
 106                         }
 107                 });
 108         connect(mgr, &InformationManager::renameFunctionEvent,
 109                 [&](RenameFunctionEvent* event) {
 110                         if (objects_list_by_address.find(event->address) == objects_list_by_address.end())
 111                                 return;
 112                         auto item = objects_list_by_address[event->address];
 113                         if (item) item->setText(0, event->new_name.c_str());
 114                 });
 115         setGlobalHotkeys();
 116 }
 117
 118 void Mainwindow::setGlobalHotkeys() {
 119         QShortcut *shortcut = new QShortcut(QKeySequence("f"), this);
 120         connect(shortcut, &QShortcut::activated, this, &Mainwindow::requestNewFunction);
 121
 122         shortcut = new QShortcut(QKeySequence("r"), listWidget);
 123         connect(shortcut, &QShortcut::activated, [=]() {
 124                         QTreeWidgetItem * item = listWidget->currentItem();
 125                         if (item) renameFunction(objects_list[item]->getFunction());
 126                 });
 127 }
 128
 129 void Mainwindow::quit()
 130 {
 131         QMessageBox messageBox;
 132         messageBox.setWindowTitle(tr("Frida"));
 133         messageBox.setText(tr("Do you really want to quit?"));
 134         messageBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
 135         messageBox.setDefaultButton(QMessageBox::No);
 136         if (messageBox.exec() == QMessageBox::Yes)
 137                 qApp->quit();
 138 }
 139
 140 void Mainwindow::open() {
 141         QFileDialog dialog(this, tr("Open bianry"), "", tr("Binaries (*)"));
 142
 143         if (dialog.exec()) {
 144                 QStringList files = dialog.selectedFiles();
 145                 if(1 != files.size()) {
 146                         LOG4CXX_ERROR(logger, "Needs exactly one file name")
 147                 } else {
 148                         manager->reset(files[0].toStdString());
 149                 }
 150         }
 151 }
 152
 153 void Mainwindow::load() {
 154         QFileDialog dialog(this, tr("Open saved FrIDa file"), "", tr("Frida Archives (*.frida)"));
 155
 156         if (dialog.exec()) {
 157                 QStringList files = dialog.selectedFiles();
 158                 if(1 != files.size()) {
 159                         LOG4CXX_ERROR(logger, "Needs exactly one file name")
 160                 } else {
 161                         manager->load(files[0].toStdString());
 162                 }
 163         }
 164 }
 165
 166 void Mainwindow::save() {
 167         QString filename = QFileDialog::getSaveFileName(this, tr("Save File"), "", tr("Frida Archives (*.frida)"));
 168         manager->save(filename.toStdString());
 169 }
 170
 171 void Mainwindow::switchMainPlaneToAddress(uint64_t address) {
 172         if (objects_list_by_address.find(address) != objects_list_by_address.end()) {
 173                 LOG4CXX_DEBUG(logger, "Switching to function " << std::hex << address);
 174                 QTreeWidgetItem * item = objects_list_by_address[address];
 175                 listWidget->setCurrentItem(item);
 176                 stackedWidget->setCurrentWidget(objects_list[item]);
 177         } else {
 178                 LOG4CXX_DEBUG(logger, "No function at " << std::hex << address
 179                               << " -- it's probably an imported Symbol");
 180         }
 181 }
 182
 183 void Mainwindow::switchMainPlane(QTreeWidgetItem* to) {
 184         if (objects_list.end() != objects_list.find(to))
 185                 stackedWidget->setCurrentWidget(objects_list[to]);
 186 }
 187
 188 void Mainwindow::showListContextMenu(const QPoint& point) {
 189         QAction * act;
 190         QTreeWidgetItem * item = listWidget->itemAt(point);
 191         QMenu menu(this);
 192
 193         act = menu.addAction("Add Function");
 194         connect(act, &QAction::triggered, this, &Mainwindow::requestNewFunction);
 195
 196         act = menu.addAction("Add Group");
 197         connect(act, &QAction::triggered, this, &Mainwindow::requestNewGroup);
 198
 199         if (item) {
 200                 if (objects_list.find(item) != objects_list.end()) {
 201                         act = menu.addAction("Rename Function");
 202                         connect(act, &QAction::triggered, [=]() {this->renameFunction(objects_list[item]->getFunction());});
 203                 } else {
 204                         act = menu.addAction("Rename Group");
 205                         connect(act, &QAction::triggered, [=]() {renameGroup(item);});
 206                 }
 207
 208
 209                 QMenu* submenu = menu.addMenu("Move to group");
 210
 211                 for (QTreeWidgetItem* groupitem : group_list) {
 212                         act = submenu->addAction(groupitem->text(0));
 213                         connect(act, &QAction::triggered,
 214                                 [=] () {
 215                                         listWidget->invisibleRootItem()->removeChild(item);
 216                                         groupitem->addChild(item);
 217                                 });
 218                 }
 219         }
 220
 221         menu.exec(listWidget->mapToGlobal(point));
 222 }
 223
 224 void Mainwindow::requestNewFunction() {
 225         NewFunctionDialog dialog;
 226         int result = dialog.exec();
 227         if (QDialog::Accepted == result) {
 228                 emit requestNewFunctionByAddress(dialog.result());
 229         } else {
 230                 LOG4CXX_DEBUG(logger, "requestNewFunction aborted");
 231         }
 232 }
 233
 234 void Mainwindow::requestNewGroup() {
 235         SimpleStringDialog dialog("New Group");
 236         int result = dialog.exec();
 237         if (QDialog::Accepted == result) {
 238                 QTreeWidgetItem * external = new QTreeWidgetItem(listWidget, QStringList(dialog.result()));
 239                 external->setChildIndicatorPolicy(QTreeWidgetItem::ShowIndicator);
 240                 group_list.push_back(external);
 241         } else {
 242                 LOG4CXX_DEBUG(logger, "requestNewGroup aborted");
 243         }
 244 }
 245
 246 void Mainwindow::renameFunction(Function* function) {
 247         SimpleStringDialog dialog("New name");
 248         int result = dialog.exec();
 249         if (QDialog::Accepted == result) {
 250                 LOG4CXX_DEBUG(logger, "renaming Function " << function->getName()
 251                               << " to " << dialog.result().toStdString());
 252                 function->setName(dialog.result().toStdString());
 253         } else {
 254                 LOG4CXX_DEBUG(logger, "renameFunction aborted");
 255         }
 256 }
 257
 258 void Mainwindow::renameGroup(QTreeWidgetItem* item) {
 259         SimpleStringDialog dialog("New name");
 260         int result = dialog.exec();
 261         if (QDialog::Accepted == result) {
 262                 LOG4CXX_DEBUG(logger, "renaming group " << item->text(0).toStdString()
 263                               << " to " << dialog.result().toStdString());
 264                 item->setText(0, dialog.result());
 265         } else {
 266                 LOG4CXX_DEBUG(logger, "renameFunction aborted");
 267         }
 268 }
 269
 270 void Mainwindow::addFunction(Function* fun) {
 271         if (functions.find(fun->getStartAddress()) != functions.end())
 272                 return;
 273
 274         functions.insert(std::make_pair(fun->getStartAddress(), fun));
 275
 276         FunctionWidget * w = new FunctionWidget(fun, this);
 277
 278         QTreeWidgetItem * item = new QTreeWidgetItem(listWidget, QStringList(fun->getName().c_str()));
 279         stackedWidget->addWidget(w);
 280         objects_list.insert(std::make_pair(item, w));
 281         LOG4CXX_DEBUG(logger, "Adding function widget at " << std::hex
 282                       << fun->getStartAddress());
 283         objects_list_by_address.insert(std::make_pair(fun->getStartAddress(), item));
 284 }