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