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("Binaries") + " (*." +
  60                                                                         manager->getInterpreter("GUILE")->fileExtension().c_str() + ")");
  61                         std::stringstream a, b;
  62                         std::string c;
  63                         manager->getInterpreter("GUILE")->loadFile(fileName.toStdString(), a, b, c);
  64                 });
  65
  66         listWidget = new QTreeWidget();
  67         listWidget->setColumnCount(1);
  68         listWidget->setDragDropMode(QAbstractItemView::InternalMove);
  69         listWidget->setContextMenuPolicy(Qt::CustomContextMenu);
  70         connect(listWidget, SIGNAL(customContextMenuRequested(const QPoint&)),
  71                 this, SLOT(showListContextMenu(const QPoint&)));
  72
  73         stackedWidget = new QStackedWidget();
  74         dockWidget = new QDockWidget(tr("Functions"), this);
  75         dockWidget->setAllowedAreas(Qt::LeftDockWidgetArea |
  76                                     Qt::RightDockWidgetArea);
  77         dockWidget->setWidget(listWidget);
  78         addDockWidget(Qt::LeftDockWidgetArea, dockWidget);
  79         setCentralWidget(stackedWidget);
  80
  81         connect(listWidget, &QTreeWidget::currentItemChanged,
  82                 [=] (QTreeWidgetItem* current, QTreeWidgetItem*) {
  83                         switchMainPlane(current);
  84                 });
  85
  86         setWindowTitle(tr("FRIDA"));
  87
  88         QTreeWidgetItem * external = new QTreeWidgetItem(listWidget, QStringList("External Functions"));
  89         external->setChildIndicatorPolicy(QTreeWidgetItem::ShowIndicator);
  90         external->setBackground(0, QBrush(QColor(0xff, 0xdd, 0xdd)));
  91         mgr->registerNewFunctionEvent([=] (NewFunctionEvent* event) {
  92                         std::string name = event->function->getName();
  93                         if (event->function->isDynamic()) {
  94                                 auto item = new QTreeWidgetItem(external, QStringList(name.c_str()));
  95                                 item->setBackground(0, QBrush(QColor(0xff, 0xdd, 0xdd)));
  96                         } else {
  97                                 addFunction(event->function);
  98                         }
  99                 });
 100         mgr->registerRenameFunctionEvent([&](RenameFunctionEvent* event) {
 101                         if (objects_list_by_address.find(event->address) == objects_list_by_address.end())
 102                                 return;
 103                         auto item = objects_list_by_address[event->address];
 104                         if (item) item->setText(0, event->new_name.c_str());
 105                 });
 106         setGlobalHotkeys();
 107 }
 108
 109 void Mainwindow::setGlobalHotkeys() {
 110         QShortcut *shortcut = new QShortcut(QKeySequence("f"), this);
 111         connect(shortcut, &QShortcut::activated, this, &Mainwindow::requestNewFunction);
 112
 113         shortcut = new QShortcut(QKeySequence("r"), listWidget);
 114         connect(shortcut, &QShortcut::activated, [=]() {
 115                         QTreeWidgetItem * item = listWidget->currentItem();
 116                         if (item) renameFunction(objects_list[item]->getFunction());
 117                 });
 118 }
 119
 120 void Mainwindow::quit()
 121 {
 122         QMessageBox messageBox;
 123         messageBox.setWindowTitle(tr("Frida"));
 124         messageBox.setText(tr("Do you really want to quit?"));
 125         messageBox.setStandardButtons(QMessageBox::Yes | QMessageBox::No);
 126         messageBox.setDefaultButton(QMessageBox::No);
 127         if (messageBox.exec() == QMessageBox::Yes)
 128                 qApp->quit();
 129 }
 130
 131 void Mainwindow::open() {
 132         QString fileName = QFileDialog::getOpenFileName(this, tr("Open File"), "",
 133                                                         tr("Binaries (*)"));
 134         manager->reset(fileName.toStdString());
 135 }
 136
 137 void Mainwindow::load() {
 138         QString fileName = QFileDialog::getOpenFileName(this, tr("Open File"), "",
 139                                                         tr("Frida Archives (*.frida)"));
 140         manager->load(fileName.toStdString());
 141 }
 142
 143 void Mainwindow::save() {
 144         QString filename = QFileDialog::getSaveFileName(this, tr("Save File"), "", tr("Frida Archives (*.frida)"));
 145         manager->save(filename.toStdString());
 146 }
 147
 148 void Mainwindow::switchMainPlaneToAddress(uint64_t address) {
 149         if (objects_list_by_address.find(address) != objects_list_by_address.end()) {
 150                 LOG4CXX_DEBUG(logger, "Switching to function " << std::hex << address);
 151                 QTreeWidgetItem * item = objects_list_by_address[address];
 152                 listWidget->setCurrentItem(item);
 153                 stackedWidget->setCurrentWidget(objects_list[item]);
 154         } else {
 155                 LOG4CXX_DEBUG(logger, "No function at " << std::hex << address
 156                               << " -- it's probably an imported Symbol");
 157         }
 158 }
 159
 160 void Mainwindow::switchMainPlane(QTreeWidgetItem* to) {
 161         if (objects_list.end() != objects_list.find(to))
 162                 stackedWidget->setCurrentWidget(objects_list[to]);
 163 }
 164
 165 void Mainwindow::showListContextMenu(const QPoint& point) {
 166         QAction * act;
 167         QTreeWidgetItem * item = listWidget->itemAt(point);
 168         QMenu menu(this);
 169
 170         act = menu.addAction("Add Function");
 171         connect(act, &QAction::triggered, this, &Mainwindow::requestNewFunction);
 172
 173         act = menu.addAction("Add Group");
 174         connect(act, &QAction::triggered, this, &Mainwindow::requestNewGroup);
 175
 176         if (item) {
 177                 if (objects_list.find(item) != objects_list.end()) {
 178                         act = menu.addAction("Rename Function");
 179                         connect(act, &QAction::triggered, [=]() {this->renameFunction(objects_list[item]->getFunction());});
 180                 } else {
 181                         act = menu.addAction("Rename Group");
 182                         connect(act, &QAction::triggered, [=]() {renameGroup(item);});
 183                 }
 184
 185
 186                 QMenu* submenu = menu.addMenu("Move to group");
 187
 188                 for (QTreeWidgetItem* groupitem : group_list) {
 189                         act = submenu->addAction(groupitem->text(0));
 190                         connect(act, &QAction::triggered,
 191                                 [=] () {
 192                                         listWidget->invisibleRootItem()->removeChild(item);
 193                                         groupitem->addChild(item);
 194                                 });
 195                 }
 196         }
 197
 198         menu.exec(listWidget->mapToGlobal(point));
 199 }
 200
 201 void Mainwindow::requestNewFunction() {
 202         NewFunctionDialog dialog;
 203         int result = dialog.exec();
 204         if (QDialog::Accepted == result) {
 205                 requestNewFunctionByAddress(dialog.result());
 206         } else {
 207                 LOG4CXX_DEBUG(logger, "requestNewFunction aborted");
 208         }
 209 }
 210
 211 void Mainwindow::requestNewGroup() {
 212         SimpleStringDialog dialog("New Group");
 213         int result = dialog.exec();
 214         if (QDialog::Accepted == result) {
 215                 QTreeWidgetItem * external = new QTreeWidgetItem(listWidget, QStringList(dialog.result()));
 216                 external->setChildIndicatorPolicy(QTreeWidgetItem::ShowIndicator);
 217                 group_list.push_back(external);
 218         } else {
 219                 LOG4CXX_DEBUG(logger, "requestNewGroup aborted");
 220         }
 221 }
 222
 223 void Mainwindow::requestNewFunctionByAddress(uint64_t address) {
 224         LOG4CXX_DEBUG(logger, "requesting Function at " << std::hex << address);
 225         manager->getDisassembler()->disassembleFunctionAt(address);
 226         switchMainPlaneToAddress(address);
 227 }
 228
 229 void Mainwindow::renameFunction(Function* function) {
 230         SimpleStringDialog dialog("New name");
 231         int result = dialog.exec();
 232         if (QDialog::Accepted == result) {
 233                 LOG4CXX_DEBUG(logger, "renaming Function " << function->getName()
 234                               << " to " << dialog.result().toStdString());
 235                 function->setName(dialog.result().toStdString());
 236         } else {
 237                 LOG4CXX_DEBUG(logger, "renameFunction aborted");
 238         }
 239 }
 240
 241 void Mainwindow::renameGroup(QTreeWidgetItem* item) {
 242         SimpleStringDialog dialog("New name");
 243         int result = dialog.exec();
 244         if (QDialog::Accepted == result) {
 245                 LOG4CXX_DEBUG(logger, "renaming group " << item->text(0).toStdString()
 246                               << " to " << dialog.result().toStdString());
 247                 item->setText(0, dialog.result());
 248         } else {
 249                 LOG4CXX_DEBUG(logger, "renameFunction aborted");
 250         }
 251 }
 252
 253 void Mainwindow::addFunction(Function* fun) {
 254         if (functions.find(fun->getStartAddress()) != functions.end())
 255                 return;
 256
 257         functions.insert(std::make_pair(fun->getStartAddress(), fun));
 258
 259         FunctionWidget * w = new FunctionWidget(fun, this);
 260
 261         QTreeWidgetItem * item = new QTreeWidgetItem(listWidget, QStringList(fun->getName().c_str()));
 262         stackedWidget->addWidget(w);
 263         objects_list.insert(std::make_pair(item, w));
 264         LOG4CXX_DEBUG(logger, "Adding function widget at " << std::hex
 265                       << fun->getStartAddress());
 266         objects_list_by_address.insert(std::make_pair(fun->getStartAddress(), item));
 267 }