#include "HexdumpWidget.h" #include "ui_HexdumpWidget.h" #include "DisassemblerGraphView.h" #include "MainWindow.h" #include "utils/Helpers.h" #include #include #include #include #include #include #include #include #include #include HexdumpWidget::HexdumpWidget(QWidget *parent, Qt::WindowFlags flags) : QDockWidget(parent, flags), ui(new Ui::HexdumpWidget), core(CutterCore::getInstance()) { ui->setupUi(this); this->hexOffsetText = ui->hexOffsetText_2; this->hexHexText = ui->hexHexText_2; this->hexASCIIText = ui->hexASCIIText_2; this->hexDisasTextEdit = ui->hexDisasTextEdit_2; //this->on_actionSettings_menu_1_triggered(); // Setup hex highlight //connect(ui->hexHexText, SIGNAL(cursorPositionChanged()), this, SLOT(highlightHexCurrentLine())); //highlightHexCurrentLine(); // Normalize fonts for other OS qhelpers::normalizeEditFont(this->hexOffsetText); qhelpers::normalizeEditFont(this->hexHexText); qhelpers::normalizeEditFont(this->hexASCIIText); // Popup menu on Settings toolbutton QMenu *memMenu = new QMenu(); ui->memSettingsButton_2->addAction(ui->actionSettings_menu_1); memMenu->addAction(ui->actionSettings_menu_1); ui->memSettingsButton_2->setMenu(memMenu); // Set hexdump context menu ui->hexHexText_2->setContextMenuPolicy(Qt::CustomContextMenu); connect(ui->hexHexText_2, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(showHexdumpContextMenu(const QPoint &))); ui->hexASCIIText_2->setContextMenuPolicy(Qt::CustomContextMenu); connect(ui->hexASCIIText_2, SIGNAL(customContextMenuRequested(const QPoint &)), this, SLOT(showHexASCIIContextMenu(const QPoint &))); // Syncronize hexdump scrolling connect(ui->hexOffsetText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexHexText_2->verticalScrollBar(), SLOT(setValue(int))); connect(ui->hexOffsetText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexASCIIText_2->verticalScrollBar(), SLOT(setValue(int))); connect(ui->hexHexText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexOffsetText_2->verticalScrollBar(), SLOT(setValue(int))); connect(ui->hexHexText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexASCIIText_2->verticalScrollBar(), SLOT(setValue(int))); connect(ui->hexASCIIText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexOffsetText_2->verticalScrollBar(), SLOT(setValue(int))); connect(ui->hexASCIIText_2->verticalScrollBar(), SIGNAL(valueChanged(int)), ui->hexHexText_2->verticalScrollBar(), SLOT(setValue(int))); // Control Disasm and Hex scroll to add more contents connect(this->hexASCIIText->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hexScrolled())); connect(core, SIGNAL(seekChanged(RVA)), this, SLOT(on_seekChanged(RVA))); connect(Core(), SIGNAL(raisePrioritizedMemoryWidget(CutterCore::MemoryWidgetType)), this, SLOT(raisePrioritizedMemoryWidget(CutterCore::MemoryWidgetType))); connect(this, &QDockWidget::visibilityChanged, this, [](bool visibility) { if (visibility) { Core()->setMemoryWidgetPriority(CutterCore::MemoryWidgetType::Hexdump); } }); fillPlugins(); } HexdumpWidget::HexdumpWidget(const QString &title, QWidget *parent, Qt::WindowFlags flags) : HexdumpWidget(parent, flags) { setWindowTitle(title); } void HexdumpWidget::on_seekChanged(RVA addr) { refresh(addr); } void HexdumpWidget::raisePrioritizedMemoryWidget(CutterCore::MemoryWidgetType type) { if (type == CutterCore::MemoryWidgetType::Hexdump) { raise(); } } HexdumpWidget::~HexdumpWidget() {} /* * Text highlight functions */ void HexdumpWidget::highlightHexCurrentLine() { QList extraSelections; if (!ui->hexHexText_2->isReadOnly()) { QTextEdit::ExtraSelection selection; QColor lineColor = QColor(190, 144, 212); selection.format.setBackground(lineColor); selection.format.setProperty(QTextFormat::FullWidthSelection, true); selection.cursor = ui->hexHexText_2->textCursor(); selection.cursor.clearSelection(); extraSelections.append(selection); } QTextCursor cursor = ui->hexHexText_2->textCursor(); cursor.select(QTextCursor::WordUnderCursor); QTextEdit::ExtraSelection currentWord; QColor blueColor = QColor(Qt::blue).lighter(160); currentWord.format.setBackground(blueColor); currentWord.cursor = cursor; extraSelections.append(currentWord); ui->hexHexText_2->setExtraSelections(extraSelections); highlightHexWords(cursor.selectedText()); } void HexdumpWidget::highlightHexWords(const QString &str) { QString searchString = str; QTextDocument *document = ui->hexHexText_2->document(); document->undo(); QTextCursor highlightCursor(document); QTextCursor cursor(document); cursor.beginEditBlock(); QColor blueColor = QColor(Qt::blue).lighter(160); QTextCharFormat plainFormat(highlightCursor.charFormat()); QTextCharFormat colorFormat = plainFormat; colorFormat.setBackground(blueColor); while (!highlightCursor.isNull() && !highlightCursor.atEnd()) { highlightCursor = document->find(searchString, highlightCursor, QTextDocument::FindWholeWords); if (!highlightCursor.isNull()) { highlightCursor.movePosition(QTextCursor::EndOfWord, QTextCursor::KeepAnchor); highlightCursor.mergeCharFormat(colorFormat); } } cursor.endEditBlock(); } void HexdumpWidget::refresh(RVA addr) { if (addr == RVA_INVALID) { addr = core->getOffset(); } RCoreLocked lcore = this->core->core(); // Prevent further scroll disconnect(this->hexASCIIText->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hexScrolled())); // Clear previous content to add new this->hexOffsetText->clear(); this->hexHexText->clear(); this->hexASCIIText->clear(); int hexdumpLength; int cols = lcore->print->cols; ut64 bsize = 128 * cols; if (hexdumpBottomOffset < bsize) { hexdumpBottomOffset = 0; hexdumpLength = bsize;//-hexdumpBottomOffset; } else { hexdumpLength = bsize; } //int size; //size = core->get_size(); QString s = ""; // Add first the hexdump at block size -- QList ret = this->get_hexdump(RAddressString(addr - hexdumpLength)); hexdumpBottomOffset = lcore->offset; this->hexOffsetText->setPlainText(ret[0]); this->hexHexText->setPlainText(ret[1]); this->hexASCIIText->setPlainText(ret[2]); this->resizeHexdump(); // Get address to move cursor to later s = this->normalize_addr(this->core->cmd("s")); ret = this->get_hexdump(RAddressString(addr)); hexdumpBottomOffset = lcore->offset; this->hexOffsetText->append(ret[0]); this->hexHexText->append(ret[1]); this->hexASCIIText->append(ret[2]); this->resizeHexdump(); // Move cursor to desired address QTextCursor cur = this->hexOffsetText->textCursor(); this->hexOffsetText->ensureCursorVisible(); this->hexHexText->ensureCursorVisible(); this->hexASCIIText->ensureCursorVisible(); this->hexOffsetText->moveCursor(QTextCursor::End); this->hexOffsetText->find(s, QTextDocument::FindBackward); this->hexOffsetText->moveCursor(QTextCursor::EndOfLine, QTextCursor::MoveAnchor); connect(this->hexASCIIText->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hexScrolled())); } /* * Content management functions */ void HexdumpWidget::fillPlugins() { // Fill the plugins combo for the hexdump sidebar ui->hexArchComboBox_2->insertItems(0, core->getAsmPluginNames()); } QList HexdumpWidget::get_hexdump(const QString &offset) { RCoreLocked lcore = this->core->core(); QList ret; QString hexdump; int hexdumpLength; int cols = lcore->print->cols; ut64 bsize = 128 * cols; if (hexdumpBottomOffset < bsize) { hexdumpBottomOffset = 0; hexdumpLength = bsize; //-hexdumpBottomOffset; } else { hexdumpLength = bsize; } //this->main->add_debug_output("BSize: " + this->core->itoa(hexdumpLength, 10)); if (offset.isEmpty()) { hexdump = this->core->cmd("px " + this->core->itoa(hexdumpLength, 10)); } else { hexdump = this->core->cmd("px " + this->core->itoa(hexdumpLength, 10) + " @ " + offset); } //QString hexdump = this->core->cmd ("px 0x" + this->core->itoa(size) + " @ 0x0"); // TODO: use pxl to simplify QString offsets; QString hex; QString ascii; int ln = 0; for (const QString line : hexdump.split("\n")) { if (ln++ == 0) { continue; } int wc = 0; for (const QString a : line.split(" ")) { switch (wc++) { case 0: offsets += a + "\n"; break; case 1: { hex += a.trimmed() + "\n"; } break; case 2: ascii += a + "\n"; break; } } } ret << offsets.trimmed(); ret << hex.trimmed(); ret << ascii.trimmed(); return ret; } void HexdumpWidget::resizeHexdump() { this->hexOffsetText->setMinimumWidth(this->hexOffsetText->document()->size().width()); this->hexHexText->setMinimumWidth(this->hexHexText->document()->size().width()); //this->hexASCIIText->setMinimumWidth(this->hexASCIIText->document()->size().width()); } void HexdumpWidget::hexScrolled() { RCoreLocked lcore = this->core->core(); QScrollBar *sb = this->hexASCIIText->verticalScrollBar(); if (sb->value() > sb->maximum() - 10) { //this->main->addDebugOutput("End is coming"); QTextCursor tc = this->hexOffsetText->textCursor(); tc.movePosition(QTextCursor::End); tc.select(QTextCursor::LineUnderCursor); QString lastline = tc.selectedText(); //this->main->add_debug_output("Last Offset/VA: " + lastline); //refreshHexdump(2); QList ret = this->get_hexdump(lastline); // To prevent recursive calls to hexScrolled (this function) blocks the // scroll bar signals auto appendTextWithoutSignals = [](QTextEdit * edit, const QString & text) { edit->verticalScrollBar()->blockSignals(true); edit->append(text); edit->verticalScrollBar()->blockSignals(false); }; appendTextWithoutSignals(hexOffsetText, ret[0]); appendTextWithoutSignals(hexHexText, ret[1]); appendTextWithoutSignals(hexASCIIText, ret[2]); this->resizeHexdump(); // Append more hex text here // ui->disasTextEdit->moveCursor(QTextCursor::Start); // ui->disasTextEdit->insertPlainText(core->cmd("pd@$$-100")); //... same for the other text (offset and hex text edits) } else if (sb->value() < sb->minimum() + 10) { //this->main->add_debug_output("Begining is coming"); QTextCursor tc = this->hexOffsetText->textCursor(); tc.movePosition(QTextCursor::Start); tc.select(QTextCursor::LineUnderCursor); QString firstline = tc.selectedText(); //disathis->main->add_debug_output("First Offset/VA: " + firstline); //refreshHexdump(1); //int cols = lcore->print->cols; // px bsize @ addr //int bsize = 128 * cols; int bsize = 800; QString s = QString::number(bsize); // s = 2048.. sigh... QString kk = this->core->cmd("? " + firstline + " - " + s); QString k = kk.split(" ")[1]; QList ret = this->get_hexdump(k); // Prevent further scroll disconnect(this->hexASCIIText->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hexScrolled())); // Get actual maximum scrolling value int b = this->hexASCIIText->verticalScrollBar()->maximum(); // Add new offset content QTextDocument *offset_document = this->hexOffsetText->document(); QTextCursor offset_cursor(offset_document); offset_cursor.movePosition(QTextCursor::Start, QTextCursor::MoveAnchor); offset_cursor.insertText(ret[0] + "\n"); // Add new hex content QTextDocument *hex_document = this->hexHexText->document(); QTextCursor hex_cursor(hex_document); hex_cursor.movePosition(QTextCursor::Start, QTextCursor::MoveAnchor); hex_cursor.insertText(ret[1] + "\n"); // Add new ASCII content QTextDocument *ascii_document = this->hexASCIIText->document(); QTextCursor ascii_cursor(ascii_document); ascii_cursor.movePosition(QTextCursor::Start, QTextCursor::MoveAnchor); ascii_cursor.insertText(ret[2] + "\n"); // Get new maximum scroll value int c = this->hexASCIIText->verticalScrollBar()->maximum(); // Get size of new added content int z = c - b; // Get new slider position int a = this->hexASCIIText->verticalScrollBar()->sliderPosition(); // move to previous position this->hexASCIIText->verticalScrollBar()->setValue(a + z); this->resizeHexdump(); connect(this->hexASCIIText->verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(hexScrolled())); } } void HexdumpWidget::on_hexHexText_2_selectionChanged() { // Get selected partsing type QString parsing = ui->codeCombo_2->currentText(); // Get selected text QTextCursor cursor(this->hexHexText->textCursor()); QString sel_text = cursor.selectedText(); sel_text = sel_text.simplified().remove(" "); //eprintf ("-- (((%s))) --\n", sel_text.toUtf8().constData()); if (sel_text == "") { this->hexDisasTextEdit->setPlainText(""); ui->bytesEntropy->setText(""); ui->bytesMD5->setText(""); ui->bytesSHA1->setText(""); } else { if (parsing == "Dissasembly") { // Get selected combos QString arch = ui->hexArchComboBox_2->currentText(); QString bits = ui->hexBitsComboBox_2->currentText(); QString oarch = this->core->getConfig("asm.arch"); QString obits = this->core->getConfig("asm.bits"); this->core->setConfig("asm.arch", arch); this->core->setConfig("asm.bits", bits); QString str = this->core->cmd("pad " + sel_text); this->hexDisasTextEdit->setPlainText(str); this->core->setConfig("asm.arch", oarch); this->core->setConfig("asm.bits", obits); //qDebug() << "Selected Arch: " << arch; //qDebug() << "Selected Bits: " << bits; //qDebug() << "Selected Text: " << sel_text; } // TODO: update on selection changes.. use cmd("pc "+len+"@"+off) else if (parsing == "C byte array") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pc@x:" + sel_text)); } else if (parsing == "C dword array") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcw@x:" + sel_text)); } else if (parsing == "C qword array") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcq@x:" + sel_text)); } else if (parsing == "Assembler") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pca@x:" + sel_text)); } else if (parsing == "String") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcs@x:" + sel_text)); } else if (parsing == "JSON") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcj@x:" + sel_text)); } else if (parsing == "Javascript") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcJ@x:" + sel_text)); } else if (parsing == "Python") { this->hexDisasTextEdit->setPlainText(this->core->cmd("pcp@x:" + sel_text)); } // Fill the information tab hashes and entropy ui->bytesMD5->setText(this->core->cmd("ph md5@x:" + sel_text).trimmed()); ui->bytesSHA1->setText(this->core->cmd("ph sha1@x:" + sel_text).trimmed()); ui->bytesEntropy->setText(this->core->cmd("ph entropy@x:" + sel_text).trimmed()); ui->bytesMD5->setCursorPosition(0); ui->bytesSHA1->setCursorPosition(0); } } void HexdumpWidget::on_hexArchComboBox_2_currentTextChanged(const QString &/*arg1*/) { on_hexHexText_2_selectionChanged(); } void HexdumpWidget::on_hexBitsComboBox_2_currentTextChanged(const QString &/*arg1*/) { on_hexHexText_2_selectionChanged(); } /* * Context menu functions */ void HexdumpWidget::showHexdumpContextMenu(const QPoint &pt) { // Set Hexdump popup menu QMenu *menu = ui->hexHexText_2->createStandardContextMenu(); menu->clear(); menu->addAction(ui->actionHexCopy_Hexpair); menu->addAction(ui->actionHexCopy_ASCII); menu->addAction(ui->actionHexCopy_Text); menu->addSeparator(); QMenu *colSubmenu = menu->addMenu("Columns"); colSubmenu->addAction(ui->action4columns); colSubmenu->addAction(ui->action8columns); colSubmenu->addAction(ui->action16columns); colSubmenu->addAction(ui->action32columns); menu->addSeparator(); menu->addAction(ui->actionHexEdit); menu->addAction(ui->actionHexPaste); menu->addSeparator(); menu->addAction(ui->actionHexInsert_Hex); menu->addAction(ui->actionHexInsert_String); ui->hexHexText_2->setContextMenuPolicy(Qt::CustomContextMenu); menu->exec(ui->hexHexText_2->mapToGlobal(pt)); delete menu; } void HexdumpWidget::showHexASCIIContextMenu(const QPoint &pt) { // Set Hex ASCII popup menu QMenu *menu = ui->hexASCIIText_2->createStandardContextMenu(); menu->clear(); menu->addAction(ui->actionHexCopy_Hexpair); menu->addAction(ui->actionHexCopy_ASCII); menu->addAction(ui->actionHexCopy_Text); menu->addSeparator(); QMenu *colSubmenu = menu->addMenu("Columns"); colSubmenu->addAction(ui->action4columns); colSubmenu->addAction(ui->action8columns); colSubmenu->addAction(ui->action16columns); colSubmenu->addAction(ui->action32columns); menu->addSeparator(); menu->addAction(ui->actionHexEdit); menu->addAction(ui->actionHexPaste); menu->addSeparator(); menu->addAction(ui->actionHexInsert_Hex); menu->addAction(ui->actionHexInsert_String); ui->hexASCIIText_2->setContextMenuPolicy(Qt::CustomContextMenu); menu->exec(ui->hexASCIIText_2->mapToGlobal(pt)); delete menu; } /* * Actions callback functions */ void HexdumpWidget::on_actionSettings_menu_1_triggered() { bool ok = true; QFont font = QFont("Monospace", 8); // TODO Use global configuration //QFont font = QFontDialog::getFont(&ok, ui->disasTextEdit_2->font(), this); if (ok) { setFonts(font); emit fontChanged(font); } } void HexdumpWidget::setFonts(QFont font) { //ui->disasTextEdit_2->setFont(font); // the user clicked OK and font is set to the font the user selected //ui->disasTextEdit_2->setFont(font); ui->hexOffsetText_2->setFont(font); ui->hexHexText_2->setFont(font); ui->hexASCIIText_2->setFont(font); } void HexdumpWidget::on_actionHideHexdump_side_panel_triggered() { if (ui->hexSideTab_2->isVisible()) { ui->hexSideTab_2->hide(); } else { ui->hexSideTab_2->show(); } } /*void HexdumpWidget::on_actionSend_to_Notepad_triggered() { QTextCursor cursor = ui->disasTextEdit_2->textCursor(); QString text = cursor.selectedText(); // TODO // this->main->sendToNotepad(text); }*/ void HexdumpWidget::on_action8columns_triggered() { this->core->setConfig("hex.cols", 8); this->refresh(); } void HexdumpWidget::on_action16columns_triggered() { this->core->setConfig("hex.cols", 16); this->refresh(); } void HexdumpWidget::on_action4columns_triggered() { this->core->setConfig("hex.cols", 4); this->refresh(); } void HexdumpWidget::on_action32columns_triggered() { this->core->setConfig("hex.cols", 32); this->refresh(); } void HexdumpWidget::on_action64columns_triggered() { this->core->setConfig("hex.cols", 64); this->refresh(); } void HexdumpWidget::on_action2columns_triggered() { this->core->setConfig("hex.cols", 2); this->refresh(); } void HexdumpWidget::on_action1column_triggered() { this->core->setConfig("hex.cols", 1); this->refresh(); } void HexdumpWidget::on_codeCombo_2_currentTextChanged(const QString &arg1) { if (arg1 == "Dissasembly") { ui->hexSideFrame_2->show(); ui->hexDisasTextEdit_2->setPlainText(";; Select some bytes on the left\n;; to see them disassembled"); } else { ui->hexSideFrame_2->hide(); ui->hexDisasTextEdit_2->setPlainText(";; Select some bytes on the left\n;; to see them parsed here"); } } QString HexdumpWidget::normalize_addr(QString addr) { QString base = this->core->cmd("s").split("0x")[1].trimmed(); int len = base.length(); if (len < 8) { int padding = 8 - len; QString zero = "0"; QString zeroes = zero.repeated(padding); QString s = "0x" + zeroes + base; return s; } else { return addr.trimmed(); } } QString HexdumpWidget::normalizeAddr(QString addr) { QString base = addr.split("0x")[1].trimmed(); int len = base.length(); if (len < 8) { int padding = 8 - len; QString zero = "0"; QString zeroes = zero.repeated(padding); QString s = "0x" + zeroes + base; return s; } else { return addr; } } void HexdumpWidget::on_hexSideTab_2_currentChanged(int /*index*/) { /* if (index == 2) { // Add data to HTML Polar functions graph QFile html(":/html/bar.html"); if(!html.open(QIODevice::ReadOnly)) { QMessageBox::information(0,"error",html.errorString()); } QString code = html.readAll(); html.close(); this->histoWebView->setHtml(code); this->histoWebView->show(); } else { this->histoWebView->hide(); } */ } void HexdumpWidget::on_memSideToolButton_clicked() { if (ui->memSideToolButton->isChecked()) { ui->hexSideTab_2->hide(); ui->memSideToolButton->setIcon(QIcon(":/img/icons/left_light.svg")); } else { ui->hexSideTab_2->show(); ui->memSideToolButton->setIcon(QIcon(":/img/icons/right_light.svg")); } } void HexdumpWidget::resizeEvent(QResizeEvent *event) { // FIXME /* if (main->responsive && isVisible()) { if (event->size().width() <= 1150) { ui->frame_3->setVisible(false); ui->memPreviewTab->setVisible(false); ui->previewToolButton_2->setChecked(false); if (event->size().width() <= 950) { ui->memSideTabWidget_2->hide(); ui->hexSideTab_2->hide(); ui->memSideToolButton->setChecked(true); } else { ui->memSideTabWidget_2->show(); ui->hexSideTab_2->show(); ui->memSideToolButton->setChecked(false); } } else { ui->frame_3->setVisible(true); ui->memPreviewTab->setVisible(true); ui->previewToolButton_2->setChecked(true); } } */ QDockWidget::resizeEvent(event); } void HexdumpWidget::on_copyMD5_clicked() { QString md5 = ui->bytesMD5->text(); QClipboard *clipboard = QApplication::clipboard(); clipboard->setText(md5); // FIXME // this->main->addOutput("MD5 copied to clipboard: " + md5); } void HexdumpWidget::on_copySHA1_clicked() { QString sha1 = ui->bytesSHA1->text(); QClipboard *clipboard = QApplication::clipboard(); clipboard->setText(sha1); // FIXME // this->main->addOutput("SHA1 copied to clipboard: " + sha1); } void HexdumpWidget::selectHexPreview() { // Pre-select arch and bits in the hexdump sidebar QString arch = this->core->cmd("e asm.arch").trimmed(); QString bits = this->core->cmd("e asm.bits").trimmed(); //int arch_index = ui->hexArchComboBox_2->findText(arch); if (ui->hexArchComboBox_2->findText(arch) != -1) { ui->hexArchComboBox_2->setCurrentIndex(ui->hexArchComboBox_2->findText(arch)); } //int bits_index = ui->hexBitsComboBox_2->findText(bits); if (ui->hexBitsComboBox_2->findText(bits) != -1) { ui->hexBitsComboBox_2->setCurrentIndex(ui->hexBitsComboBox_2->findText(bits)); } } void HexdumpWidget::showOffsets(bool show) { if (show) { this->hexOffsetText->show(); core->setConfig("asm.offset", 1); } else { this->hexOffsetText->hide(); core->setConfig("asm.offset", 0); } }