dolphin/Source/Core/DolphinQt/Debugger/MemoryWidget.cpp

868 lines
28 KiB
C++

// Copyright 2018 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include "DolphinQt/Debugger/MemoryWidget.h"
#include <limits>
#include <optional>
#include <string>
#include <fmt/printf.h>
#include <QButtonGroup>
#include <QCheckBox>
#include <QComboBox>
#include <QFileDialog>
#include <QGroupBox>
#include <QHBoxLayout>
#include <QLabel>
#include <QLineEdit>
#include <QMenuBar>
#include <QPushButton>
#include <QRegularExpression>
#include <QScrollArea>
#include <QSpacerItem>
#include <QSplitter>
#include <QTableWidget>
#include <QVBoxLayout>
#include "Common/BitUtils.h"
#include "Common/FileUtil.h"
#include "Common/IOFile.h"
#include "Core/ConfigManager.h"
#include "Core/Core.h"
#include "Core/HW/AddressSpace.h"
#include "DolphinQt/Debugger/MemoryViewWidget.h"
#include "DolphinQt/Host.h"
#include "DolphinQt/QtUtils/ModalMessageBox.h"
#include "DolphinQt/Settings.h"
using Type = MemoryViewWidget::Type;
MemoryWidget::MemoryWidget(QWidget* parent) : QDockWidget(parent)
{
setWindowTitle(tr("Memory"));
setObjectName(QStringLiteral("memory"));
setHidden(!Settings::Instance().IsMemoryVisible() || !Settings::Instance().IsDebugModeEnabled());
setAllowedAreas(Qt::AllDockWidgetAreas);
CreateWidgets();
QSettings& settings = Settings::GetQSettings();
restoreGeometry(settings.value(QStringLiteral("memorywidget/geometry")).toByteArray());
// macOS: setHidden() needs to be evaluated before setFloating() for proper window presentation
// according to Settings
setFloating(settings.value(QStringLiteral("memorywidget/floating")).toBool());
m_splitter->restoreState(settings.value(QStringLiteral("codewidget/splitter")).toByteArray());
connect(&Settings::Instance(), &Settings::MemoryVisibilityChanged, this,
[this](bool visible) { setHidden(!visible); });
connect(&Settings::Instance(), &Settings::DebugModeToggled, this,
[this](bool enabled) { setHidden(!enabled || !Settings::Instance().IsMemoryVisible()); });
connect(&Settings::Instance(), &Settings::EmulationStateChanged, this, &MemoryWidget::Update);
connect(Host::GetInstance(), &Host::UpdateDisasmDialog, this, &MemoryWidget::Update);
LoadSettings();
ConnectWidgets();
OnAddressSpaceChanged();
OnDisplayChanged();
}
MemoryWidget::~MemoryWidget()
{
QSettings& settings = Settings::GetQSettings();
settings.setValue(QStringLiteral("memorywidget/geometry"), saveGeometry());
settings.setValue(QStringLiteral("memorywidget/floating"), isFloating());
settings.setValue(QStringLiteral("memorywidget/splitter"), m_splitter->saveState());
SaveSettings();
}
void MemoryWidget::CreateWidgets()
{
auto* layout = new QHBoxLayout;
layout->setContentsMargins(2, 2, 2, 2);
layout->setSpacing(0);
//// Sidebar
// Search
auto* m_address_splitter = new QSplitter(Qt::Horizontal);
m_search_address = new QComboBox;
m_search_address->setInsertPolicy(QComboBox::InsertAtTop);
m_search_address->setDuplicatesEnabled(false);
m_search_address->setEditable(true);
m_search_address->setMaxVisibleItems(8);
m_search_offset = new QLineEdit;
m_search_offset->setMaxLength(9);
m_search_address->setPlaceholderText(tr("Search Address"));
m_search_offset->setPlaceholderText(tr("Offset"));
m_address_splitter->addWidget(m_search_address);
m_address_splitter->addWidget(m_search_offset);
m_address_splitter->setHandleWidth(1);
m_address_splitter->setCollapsible(0, false);
m_address_splitter->setStretchFactor(1, 2);
auto* input_layout = new QHBoxLayout;
m_data_edit = new QLineEdit;
m_base_check = new QCheckBox(tr("Hex"));
m_set_value = new QPushButton(tr("Set &Value"));
m_data_preview = new QLabel;
m_base_check->setLayoutDirection(Qt::RightToLeft);
m_data_edit->setPlaceholderText(tr("Value"));
m_data_preview->setBackgroundRole(QPalette::AlternateBase);
m_data_preview->setAutoFillBackground(true);
input_layout->addWidget(m_data_edit);
input_layout->addWidget(m_base_check);
// Input types
m_input_combo = new QComboBox;
m_input_combo->setMaxVisibleItems(20);
// Order here determines combo list order.
m_input_combo->addItem(tr("Hex Byte String"), int(Type::HexString));
m_input_combo->addItem(tr("ASCII"), int(Type::ASCII));
m_input_combo->addItem(tr("Float"), int(Type::Float32));
m_input_combo->addItem(tr("Double"), int(Type::Double));
m_input_combo->addItem(tr("Unsigned 8"), int(Type::Unsigned8));
m_input_combo->addItem(tr("Unsigned 16"), int(Type::Unsigned16));
m_input_combo->addItem(tr("Unsigned 32"), int(Type::Unsigned32));
m_input_combo->addItem(tr("Signed 8"), int(Type::Signed8));
m_input_combo->addItem(tr("Signed 16"), int(Type::Signed16));
m_input_combo->addItem(tr("Signed 32"), int(Type::Signed32));
// Search Options
auto* search_group = new QGroupBox(tr("Search"));
auto* search_layout = new QVBoxLayout;
search_group->setLayout(search_layout);
m_find_next = new QPushButton(tr("Find &Next"));
m_find_previous = new QPushButton(tr("Find &Previous"));
m_result_label = new QLabel;
search_layout->addWidget(m_find_next);
search_layout->addWidget(m_find_previous);
search_layout->addWidget(m_result_label);
search_layout->setSpacing(1);
// Address Space
auto* address_space_group = new QGroupBox(tr("Address Space"));
auto* address_space_layout = new QVBoxLayout;
address_space_group->setLayout(address_space_layout);
// i18n: One of the options shown below "Address Space". "Effective" addresses are the addresses
// used directly by the CPU and may be subject to translation via the MMU to physical addresses.
m_address_space_effective = new QRadioButton(tr("Effective"));
// i18n: One of the options shown below "Address Space". "Auxiliary" is the address space of ARAM
// (Auxiliary RAM).
m_address_space_auxiliary = new QRadioButton(tr("Auxiliary"));
// i18n: One of the options shown below "Address Space". "Physical" is the address space that
// reflects how devices (e.g. RAM) is physically wired up.
m_address_space_physical = new QRadioButton(tr("Physical"));
address_space_layout->addWidget(m_address_space_effective);
address_space_layout->addWidget(m_address_space_auxiliary);
address_space_layout->addWidget(m_address_space_physical);
address_space_layout->setSpacing(1);
// Data Type
auto* displaytype_group = new QGroupBox(tr("Display Type"));
auto* displaytype_layout = new QVBoxLayout;
displaytype_group->setLayout(displaytype_layout);
m_display_combo = new QComboBox;
m_display_combo->setMaxVisibleItems(20);
m_display_combo->addItem(tr("Hex 8"), int(Type::Hex8));
m_display_combo->addItem(tr("Hex 16"), int(Type::Hex16));
m_display_combo->addItem(tr("Hex 32"), int(Type::Hex32));
m_display_combo->addItem(tr("Unsigned 8"), int(Type::Unsigned8));
m_display_combo->addItem(tr("Unsigned 16"), int(Type::Unsigned16));
m_display_combo->addItem(tr("Unsigned 32"), int(Type::Unsigned32));
m_display_combo->addItem(tr("Signed 8"), int(Type::Signed8));
m_display_combo->addItem(tr("Signed 16"), int(Type::Signed16));
m_display_combo->addItem(tr("Signed 32"), int(Type::Signed32));
m_display_combo->addItem(tr("ASCII"), int(Type::ASCII));
m_display_combo->addItem(tr("Float"), int(Type::Float32));
m_display_combo->addItem(tr("Double"), int(Type::Double));
m_align_combo = new QComboBox;
m_align_combo->addItem(tr("Fixed Alignment"));
m_align_combo->addItem(tr("Type-based Alignment"), 0);
m_align_combo->addItem(tr("No Alignment"), 1);
m_row_length_combo = new QComboBox;
m_row_length_combo->addItem(tr("4 Bytes"), 4);
m_row_length_combo->addItem(tr("8 Bytes"), 8);
m_row_length_combo->addItem(tr("16 Bytes"), 16);
m_row_length_combo->setCurrentIndex(2);
m_dual_check = new QCheckBox(tr("Dual View"));
displaytype_layout->addWidget(m_display_combo);
displaytype_layout->addWidget(m_align_combo);
displaytype_layout->addWidget(m_row_length_combo);
displaytype_layout->addWidget(m_dual_check);
// MBP options
auto* bp_group = new QGroupBox(tr("Memory breakpoint options"));
auto* bp_layout = new QVBoxLayout;
bp_group->setLayout(bp_layout);
// i18n: This string is used for a radio button that represents the type of
// memory breakpoint that gets triggered when a read operation or write operation occurs.
// The string is not a command to read and write something or to allow reading and writing.
m_bp_read_write = new QRadioButton(tr("Read and write"));
// i18n: This string is used for a radio button that represents the type of
// memory breakpoint that gets triggered when a read operation occurs.
// The string does not mean "read-only" in the sense that something cannot be written to.
m_bp_read_only = new QRadioButton(tr("Read only"));
// i18n: This string is used for a radio button that represents the type of
// memory breakpoint that gets triggered when a write operation occurs.
// The string does not mean "write-only" in the sense that something cannot be read from.
m_bp_write_only = new QRadioButton(tr("Write only"));
m_bp_log_check = new QCheckBox(tr("Log"));
bp_layout->addWidget(m_bp_read_write);
bp_layout->addWidget(m_bp_read_only);
bp_layout->addWidget(m_bp_write_only);
bp_layout->addWidget(m_bp_log_check);
bp_layout->setSpacing(1);
// Sidebar
auto* sidebar = new QWidget;
auto* sidebar_layout = new QVBoxLayout;
// Sidebar top menu
QMenuBar* menubar = new QMenuBar(sidebar);
menubar->setNativeMenuBar(false);
QMenu* menu_import = new QMenu(tr("&Import"));
menu_import->addAction(tr("&Load file to current address"), this,
&MemoryWidget::OnSetValueFromFile);
menubar->addMenu(menu_import);
QMenu* menu_export = new QMenu(tr("&Export"));
menu_export->addAction(tr("Dump &MRAM"), this, &MemoryWidget::OnDumpMRAM);
menu_export->addAction(tr("Dump &ExRAM"), this, &MemoryWidget::OnDumpExRAM);
menu_export->addAction(tr("Dump &ARAM"), this, &MemoryWidget::OnDumpARAM);
menu_export->addAction(tr("Dump &FakeVMEM"), this, &MemoryWidget::OnDumpFakeVMEM);
menubar->addMenu(menu_export);
sidebar_layout->setSpacing(1);
sidebar->setLayout(sidebar_layout);
sidebar_layout->addItem(new QSpacerItem(1, 20));
sidebar_layout->addWidget(m_address_splitter);
sidebar_layout->addLayout(input_layout);
sidebar_layout->addWidget(m_input_combo);
sidebar_layout->addItem(new QSpacerItem(1, 10));
sidebar_layout->addWidget(m_data_preview);
sidebar_layout->addWidget(m_set_value);
sidebar_layout->addItem(new QSpacerItem(1, 10));
sidebar_layout->addWidget(search_group);
sidebar_layout->addItem(new QSpacerItem(1, 10));
sidebar_layout->addWidget(displaytype_group);
sidebar_layout->addItem(new QSpacerItem(1, 10));
sidebar_layout->addWidget(address_space_group);
sidebar_layout->addItem(new QSpacerItem(1, 10));
sidebar_layout->addWidget(bp_group);
sidebar_layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding, QSizePolicy::Expanding));
// Splitter
m_splitter = new QSplitter(Qt::Horizontal);
auto* sidebar_scroll = new QScrollArea;
sidebar_scroll->setWidget(sidebar);
sidebar_scroll->setWidgetResizable(true);
m_memory_view = new MemoryViewWidget(this);
m_splitter->addWidget(m_memory_view);
m_splitter->addWidget(sidebar_scroll);
m_splitter->setStretchFactor(0, 3);
m_splitter->setStretchFactor(1, 1);
layout->addWidget(m_splitter);
auto* widget = new QWidget;
widget->setLayout(layout);
setWidget(widget);
}
void MemoryWidget::ConnectWidgets()
{
connect(m_search_address, &QComboBox::currentTextChanged, this, &MemoryWidget::OnSearchAddress);
connect(m_search_offset, &QLineEdit::textChanged, this, &MemoryWidget::OnSearchAddress);
connect(m_data_edit, &QLineEdit::textChanged, this, &MemoryWidget::ValidateAndPreviewInputValue);
connect(m_input_combo, qOverload<int>(&QComboBox::currentIndexChanged), this,
&MemoryWidget::ValidateAndPreviewInputValue);
connect(m_set_value, &QPushButton::clicked, this, &MemoryWidget::OnSetValue);
connect(m_find_next, &QPushButton::clicked, this, &MemoryWidget::OnFindNextValue);
connect(m_find_previous, &QPushButton::clicked, this, &MemoryWidget::OnFindPreviousValue);
for (auto* radio :
{m_address_space_effective, m_address_space_auxiliary, m_address_space_physical})
{
connect(radio, &QRadioButton::toggled, this, &MemoryWidget::OnAddressSpaceChanged);
}
for (auto* combo : {m_display_combo, m_align_combo, m_row_length_combo})
{
connect(combo, qOverload<int>(&QComboBox::currentIndexChanged), this,
&MemoryWidget::OnDisplayChanged);
}
connect(m_dual_check, &QCheckBox::toggled, this, &MemoryWidget::OnDisplayChanged);
for (auto* radio : {m_bp_read_write, m_bp_read_only, m_bp_write_only})
connect(radio, &QRadioButton::toggled, this, &MemoryWidget::OnBPTypeChanged);
connect(m_base_check, &QCheckBox::toggled, this, &MemoryWidget::ValidateAndPreviewInputValue);
connect(m_bp_log_check, &QCheckBox::toggled, this, &MemoryWidget::OnBPLogChanged);
connect(m_memory_view, &MemoryViewWidget::BreakpointsChanged, this,
&MemoryWidget::BreakpointsChanged);
connect(m_memory_view, &MemoryViewWidget::ShowCode, this, &MemoryWidget::ShowCode);
connect(m_memory_view, &MemoryViewWidget::RequestWatch, this, &MemoryWidget::RequestWatch);
}
void MemoryWidget::closeEvent(QCloseEvent*)
{
Settings::Instance().SetMemoryVisible(false);
}
void MemoryWidget::showEvent(QShowEvent* event)
{
Update();
}
void MemoryWidget::Update()
{
if (!isVisible())
return;
m_memory_view->Update();
update();
}
void MemoryWidget::LoadSettings()
{
QSettings& settings = Settings::GetQSettings();
const int combo_index = settings.value(QStringLiteral("memorywidget/inputcombo"), 1).toInt();
m_input_combo->setCurrentIndex(combo_index);
const bool address_space_effective =
settings.value(QStringLiteral("memorywidget/addrspace_effective"), true).toBool();
const bool address_space_auxiliary =
settings.value(QStringLiteral("memorywidget/addrspace_auxiliary"), false).toBool();
const bool address_space_physical =
settings.value(QStringLiteral("memorywidget/addrspace_physical"), false).toBool();
m_address_space_effective->setChecked(address_space_effective);
m_address_space_auxiliary->setChecked(address_space_auxiliary);
m_address_space_physical->setChecked(address_space_physical);
const int display_index = settings.value(QStringLiteral("memorywidget/display_type"), 1).toInt();
m_display_combo->setCurrentIndex(display_index);
bool bp_rw = settings.value(QStringLiteral("memorywidget/bpreadwrite"), true).toBool();
bool bp_r = settings.value(QStringLiteral("memorywidget/bpread"), false).toBool();
bool bp_w = settings.value(QStringLiteral("memorywidget/bpwrite"), false).toBool();
bool bp_log = settings.value(QStringLiteral("memorywidget/bplog"), true).toBool();
if (bp_rw)
m_memory_view->SetBPType(MemoryViewWidget::BPType::ReadWrite);
else if (bp_r)
m_memory_view->SetBPType(MemoryViewWidget::BPType::ReadOnly);
else
m_memory_view->SetBPType(MemoryViewWidget::BPType::WriteOnly);
m_bp_read_write->setChecked(bp_rw);
m_bp_read_only->setChecked(bp_r);
m_bp_write_only->setChecked(bp_w);
m_bp_log_check->setChecked(bp_log);
}
void MemoryWidget::SaveSettings()
{
QSettings& settings = Settings::GetQSettings();
settings.setValue(QStringLiteral("memorywidget/inputcombo"), m_input_combo->currentIndex());
settings.setValue(QStringLiteral("memorywidget/addrspace_effective"),
m_address_space_effective->isChecked());
settings.setValue(QStringLiteral("memorywidget/addrspace_auxiliary"),
m_address_space_auxiliary->isChecked());
settings.setValue(QStringLiteral("memorywidget/addrspace_physical"),
m_address_space_physical->isChecked());
settings.setValue(QStringLiteral("memorywidget/display_type"), m_display_combo->currentIndex());
settings.setValue(QStringLiteral("memorywidget/bpreadwrite"), m_bp_read_write->isChecked());
settings.setValue(QStringLiteral("memorywidget/bpread"), m_bp_read_only->isChecked());
settings.setValue(QStringLiteral("memorywidget/bpwrite"), m_bp_write_only->isChecked());
settings.setValue(QStringLiteral("memorywidget/bplog"), m_bp_log_check->isChecked());
}
void MemoryWidget::OnAddressSpaceChanged()
{
AddressSpace::Type space;
if (m_address_space_effective->isChecked())
space = AddressSpace::Type::Effective;
else if (m_address_space_auxiliary->isChecked())
space = AddressSpace::Type::Auxiliary;
else
space = AddressSpace::Type::Physical;
m_memory_view->SetAddressSpace(space);
SaveSettings();
}
void MemoryWidget::OnDisplayChanged()
{
const auto type = static_cast<Type>(m_display_combo->currentData().toInt());
int bytes_per_row = m_row_length_combo->currentData().toInt();
int alignment;
bool dual_view = m_dual_check->isChecked();
if (type == Type::Double && bytes_per_row == 4)
bytes_per_row = 8;
// Alignment: First (fixed) option equals bytes per row. 'currentData' is correct for other
// options. Type-based must be calculated in memoryviewwidget and is left at 0. "No alignment" is
// equivalent to a value of 1.
if (m_align_combo->currentIndex() == 0)
alignment = bytes_per_row;
else
alignment = m_align_combo->currentData().toInt();
m_memory_view->SetDisplay(type, bytes_per_row, alignment, dual_view);
SaveSettings();
}
void MemoryWidget::OnBPLogChanged()
{
m_memory_view->SetBPLoggingEnabled(m_bp_log_check->isChecked());
SaveSettings();
}
void MemoryWidget::OnBPTypeChanged()
{
bool read_write = m_bp_read_write->isChecked();
bool read_only = m_bp_read_only->isChecked();
MemoryViewWidget::BPType type;
if (read_write)
type = MemoryViewWidget::BPType::ReadWrite;
else if (read_only)
type = MemoryViewWidget::BPType::ReadOnly;
else
type = MemoryViewWidget::BPType::WriteOnly;
m_memory_view->SetBPType(type);
SaveSettings();
}
void MemoryWidget::SetAddress(u32 address)
{
// Store current and target address in combo box
const QSignalBlocker blocker(m_search_address);
const QString current_text = m_search_address->currentText();
const QString target_addr = QString::number(address, 16);
bool good;
const u32 current_addr = current_text.toUInt(&good, 16);
if (good)
{
AddressSpace::Accessors* accessors =
AddressSpace::GetAccessors(m_memory_view->GetAddressSpace());
Core::CPUThreadGuard guard;
good = accessors->IsValidAddress(guard, current_addr);
}
if (m_search_address->findText(current_text) == -1 && good)
m_search_address->insertItem(0, current_text);
if (m_search_address->findText(target_addr) == -1)
m_search_address->insertItem(0, target_addr);
m_search_address->setCurrentText(target_addr);
m_memory_view->SetAddress(address);
Settings::Instance().SetMemoryVisible(true);
raise();
m_memory_view->setFocus();
}
void MemoryWidget::OnSearchAddress()
{
const auto target_addr = GetTargetAddress();
if (target_addr.is_good_address && target_addr.is_good_offset)
m_memory_view->SetAddress(target_addr.address);
QFont addr_font, offset_font;
QPalette addr_palette, offset_palette;
if (!target_addr.is_good_address)
{
addr_font.setBold(true);
addr_palette.setColor(QPalette::Text, Qt::red);
}
if (!target_addr.is_good_offset)
{
offset_font.setBold(true);
offset_palette.setColor(QPalette::Text, Qt::red);
}
m_search_address->setFont(addr_font);
m_search_address->setPalette(addr_palette);
m_search_offset->setFont(offset_font);
m_search_offset->setPalette(offset_palette);
}
void MemoryWidget::ValidateAndPreviewInputValue()
{
m_data_preview->clear();
QString input_text = m_data_edit->text();
const auto input_type = static_cast<Type>(m_input_combo->currentData().toInt());
m_base_check->setEnabled(input_type == Type::Unsigned32 || input_type == Type::Signed32 ||
input_type == Type::Unsigned16 || input_type == Type::Signed16 ||
input_type == Type::Unsigned8 || input_type == Type::Signed8);
if (input_text.isEmpty())
return;
// Remove any spaces
if (input_type != Type::ASCII)
input_text.remove(QLatin1Char(' '));
if (m_base_check->isChecked())
{
if (input_text.startsWith(QLatin1Char('-')))
input_text.insert(1, QStringLiteral("0x"));
else
input_text.prepend(QStringLiteral("0x"));
}
QFont font;
QPalette palette;
std::vector<u8> bytes = m_memory_view->ConvertTextToBytes(input_type, input_text);
if (!bytes.empty())
{
QString hex_string;
std::string s;
for (const u8 c : bytes)
s.append(fmt::format("{:02x}", c));
hex_string = QString::fromStdString(s);
int output_length = hex_string.length();
if (output_length > 16)
{
hex_string.truncate(16);
output_length = hex_string.length();
hex_string.append(QStringLiteral("..."));
}
for (int i = 2; i < output_length; i += 2)
hex_string.insert(output_length - i, QLatin1Char{' '});
m_data_preview->setText(hex_string);
}
else
{
font.setBold(true);
palette.setColor(QPalette::Text, Qt::red);
}
m_data_edit->setFont(font);
m_data_edit->setPalette(palette);
}
QByteArray MemoryWidget::GetInputData() const
{
// Empty or invalid input data returns an empty array.
if (m_data_preview->text().isEmpty())
return QByteArray();
const auto input_type = static_cast<Type>(m_input_combo->currentData().toInt());
// Ascii might be truncated, pull from data edit box.
if (input_type == Type::ASCII)
return QByteArray(m_data_edit->text().toUtf8());
// If we are doing a large array of hex bytes
if (input_type == Type::HexString)
return QByteArray::fromHex(m_data_edit->text().toUtf8());
// Data preview has exactly what we want to input, so pull it from there.
return QByteArray::fromHex(m_data_preview->text().toUtf8());
}
void MemoryWidget::OnSetValue()
{
if (!Core::IsRunning())
return;
auto target_addr = GetTargetAddress();
if (!target_addr.is_good_address)
{
ModalMessageBox::critical(this, tr("Error"), tr("Bad address provided."));
return;
}
if (!target_addr.is_good_offset)
{
ModalMessageBox::critical(this, tr("Error"), tr("Bad offset provided."));
return;
}
const QByteArray bytes = GetInputData();
// Invalid input will give an empty array.
if (bytes.isEmpty())
{
ModalMessageBox::critical(this, tr("Error"), tr("Bad value provided."));
return;
}
Core::CPUThreadGuard guard;
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(m_memory_view->GetAddressSpace());
u32 end_address = target_addr.address + static_cast<u32>(bytes.size()) - 1;
if (!accessors->IsValidAddress(guard, target_addr.address) ||
!accessors->IsValidAddress(guard, end_address))
{
ModalMessageBox::critical(this, tr("Error"), tr("Target address range is invalid."));
return;
}
for (const char c : bytes)
accessors->WriteU8(guard, target_addr.address++, static_cast<u8>(c));
Update();
}
void MemoryWidget::OnSetValueFromFile()
{
if (!Core::IsRunning())
return;
auto target_addr = GetTargetAddress();
if (!target_addr.is_good_address)
{
ModalMessageBox::critical(this, tr("Error"), tr("Bad address provided."));
return;
}
if (!target_addr.is_good_offset)
{
ModalMessageBox::critical(this, tr("Error"), tr("Bad offset provided."));
return;
}
QString path = QFileDialog::getOpenFileName(this, tr("Select a file"), QDir::currentPath(),
tr("All files (*)"));
if (path.isNull())
{
return;
}
File::IOFile f(path.toStdString(), "rb");
if (!f)
{
ModalMessageBox::critical(this, tr("Error"), tr("Unable to open file."));
return;
}
const u64 file_length = f.GetSize();
std::vector<u8> file_contents(file_length);
if (!f.ReadBytes(file_contents.data(), file_length))
{
ModalMessageBox::critical(this, tr("Error"), tr("Unable to read file."));
return;
}
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(m_memory_view->GetAddressSpace());
Core::CPUThreadGuard guard;
for (u8 b : file_contents)
accessors->WriteU8(guard, target_addr.address++, b);
Update();
}
static void DumpArray(const std::string& filename, const u8* data, size_t length)
{
if (!data)
return;
File::IOFile f(filename, "wb");
if (!f)
{
ModalMessageBox::critical(
nullptr, QObject::tr("Error"),
QObject::tr("Failed to dump %1: Can't open file").arg(QString::fromStdString(filename)));
return;
}
if (!f.WriteBytes(data, length))
{
ModalMessageBox::critical(nullptr, QObject::tr("Error"),
QObject::tr("Failed to dump %1: Failed to write to file")
.arg(QString::fromStdString(filename)));
}
}
void MemoryWidget::OnDumpMRAM()
{
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(AddressSpace::Type::Mem1);
DumpArray(File::GetUserPath(F_MEM1DUMP_IDX), accessors->begin(),
std::distance(accessors->begin(), accessors->end()));
}
void MemoryWidget::OnDumpExRAM()
{
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(AddressSpace::Type::Mem2);
DumpArray(File::GetUserPath(F_MEM2DUMP_IDX), accessors->begin(),
std::distance(accessors->begin(), accessors->end()));
}
void MemoryWidget::OnDumpARAM()
{
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(AddressSpace::Type::Auxiliary);
DumpArray(File::GetUserPath(F_ARAMDUMP_IDX), accessors->begin(),
std::distance(accessors->begin(), accessors->end()));
}
void MemoryWidget::OnDumpFakeVMEM()
{
AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(AddressSpace::Type::Fake);
DumpArray(File::GetUserPath(F_FAKEVMEMDUMP_IDX), accessors->begin(),
std::distance(accessors->begin(), accessors->end()));
}
MemoryWidget::TargetAddress MemoryWidget::GetTargetAddress() const
{
TargetAddress target;
// Returns 0 if conversion fails
const u32 addr = m_search_address->currentText().toUInt(&target.is_good_address, 16);
target.is_good_address |= m_search_address->currentText().isEmpty();
const s32 offset = m_search_offset->text().toInt(&target.is_good_offset, 16);
const u32 neg_offset = offset != std::numeric_limits<s32>::min() ?
-offset :
u32(std::numeric_limits<s32>::max()) + 1;
target.is_good_offset |= m_search_offset->text().isEmpty();
target.is_good_offset &= offset >= 0 || neg_offset <= addr;
target.is_good_offset &= offset <= 0 || (std::numeric_limits<u32>::max() - u32(offset)) >= addr;
if (!target.is_good_address || !target.is_good_offset)
return target;
if (offset < 0)
target.address = addr - neg_offset;
else
target.address = addr + u32(offset);
return target;
}
void MemoryWidget::FindValue(bool next)
{
auto target_addr = GetTargetAddress();
if (!target_addr.is_good_address)
{
m_result_label->setText(tr("Bad address provided."));
return;
}
if (!target_addr.is_good_offset)
{
m_result_label->setText(tr("Bad offset provided."));
return;
}
const QByteArray search_for = GetInputData();
if (search_for.isEmpty())
{
m_result_label->setText(tr("Bad Value Given"));
return;
}
if (!m_search_address->currentText().isEmpty())
{
// skip the quoted address so we don't potentially refind the last result
target_addr.address += next ? 1 : -1;
}
const std::optional<u32> found_addr = [&] {
AddressSpace::Accessors* accessors =
AddressSpace::GetAccessors(m_memory_view->GetAddressSpace());
Core::CPUThreadGuard guard;
return accessors->Search(guard, target_addr.address,
reinterpret_cast<const u8*>(search_for.data()),
static_cast<u32>(search_for.size()), next);
}();
if (found_addr.has_value())
{
m_result_label->setText(tr("Match Found"));
u32 offset = *found_addr;
m_search_address->setCurrentText(QStringLiteral("%1").arg(offset, 8, 16, QLatin1Char('0')));
m_search_offset->clear();
m_memory_view->SetAddress(offset);
return;
}
m_result_label->setText(tr("No Match"));
}
void MemoryWidget::OnFindNextValue()
{
FindValue(true);
}
void MemoryWidget::OnFindPreviousValue()
{
FindValue(false);
}