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// Copyright (C) 2020 Denis Shienkov <denis.shienkov@gmail.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "uvtargetdrivermodel.h"
#include <QFile>
#include <QTextStream>
using namespace Utils;
namespace BareMetal {
namespace Internal {
namespace Uv {
constexpr char cpuDllKey[] = "CPUDLL";
constexpr char driverKey[] = "TDRV";
struct Dll
{
int index = -1;
QString mnemonic;
QString path;
QString content;
};
using Dlls = std::vector<Dll>;
// Parse the lines in a forms like:
// "CPUDLL0=SARM.DLL(TDRV16,TDRV17,TDRV18)"
// "TDRV1=BIN\ULP2CM3.DLL("ULINK Pro Cortex Debugger")"
static Dll extractDll(const QString &line, const QString &pattern)
{
const int equalIndex = line.indexOf('=');
const int leftBracketIndex = line.indexOf('(', equalIndex + 1);
const int rightBracketIndex = line.indexOf(')', leftBracketIndex + 1);
if (equalIndex < 0 || leftBracketIndex < 0 || rightBracketIndex < 0)
return {};
Dll dll;
dll.index = line.mid(pattern.size(), equalIndex - pattern.size()).toInt();
dll.mnemonic = line.mid(0, equalIndex).trimmed();
dll.path = line.mid(equalIndex + 1, leftBracketIndex - equalIndex - 1).trimmed();
dll.content = line.mid(leftBracketIndex + 1,
rightBracketIndex - leftBracketIndex - 1).trimmed();
return dll;
}
static bool collectCpuDllsAndDrivers(QIODevice *file, Dlls &allCpuDlls, Dlls &allDrivers)
{
QTextStream in(file);
bool armadsFound = false;
while (!in.atEnd()) {
const QString line = in.readLine().trimmed();
if (!armadsFound) {
if (line == "[ARMADS]")
armadsFound = true;
} else if (line.startsWith('[') && line.endsWith(']')) {
break;
} else if (line.startsWith(cpuDllKey)) {
const Dll dll = extractDll(line, cpuDllKey);
if (dll.index >= 0)
allCpuDlls.push_back(dll);
} else if (line.startsWith(driverKey)) {
const Dll dll = extractDll(line, driverKey);
if (dll.index >= 0)
allDrivers.push_back(dll);
}
}
return armadsFound;
}
// DriverSelectionItem
class DriverSelectionItem final : public TreeItem
{
public:
enum Column { PathColumn };
explicit DriverSelectionItem(int index = -1)
: m_index(index)
{}
DriverSelection toSelection() const
{
DriverSelection selection;
selection.index = m_index;
selection.dll = m_dll;
selection.name = m_name;
selection.cpuDlls = m_cpuDlls;
return selection;
}
QVariant data(int column, int role) const final
{
if (role == Qt::DisplayRole && column == PathColumn)
return m_name;
return {};
}
const int m_index;
QString m_name;
QString m_dll;
QStringList m_cpuDlls;
};
// DriverSelectionModel
DriverSelectionModel::DriverSelectionModel(QObject *parent)
: TreeModel<DriverSelectionItem>(parent)
{
setHeader({tr("Path")});
}
void DriverSelectionModel::fillDrivers(const FilePath &toolsIniFile,
const QStringList &supportedDrivers)
{
clear();
QFile f(toolsIniFile.toString());
if (!f.open(QIODevice::ReadOnly))
return;
Dlls allCpuDlls;
Dlls allDrivers;
if (!collectCpuDllsAndDrivers(&f, allCpuDlls, allDrivers))
return;
for (const Dll &dll : qAsConst(allDrivers)) {
if (!supportedDrivers.contains(dll.path))
continue;
const auto item = new DriverSelectionItem(dll.index);
item->m_dll = dll.path;
item->m_name = dll.content;
for (const Dll &cpu : qAsConst(allCpuDlls)) {
const QStringList mnemonics = cpu.content.split(',');
if (mnemonics.contains(dll.mnemonic))
item->m_cpuDlls.push_back(cpu.path);
}
rootItem()->appendChild(item);
}
}
// DriverSelectionView
DriverSelectionView::DriverSelectionView(QWidget *parent)
: TreeView(parent)
{
setRootIsDecorated(true);
setSelectionMode(QAbstractItemView::SingleSelection);
}
void DriverSelectionView::setCurrentSelection(const QString &driverDll)
{
const auto selectionModel = qobject_cast<DriverSelectionModel *>(model());
if (!selectionModel)
return;
const DriverSelectionItem *item = selectionModel->findNonRootItem(
[driverDll](const DriverSelectionItem *item) {
return item->m_dll == driverDll;
});
if (!item)
return;
const QModelIndex index = selectionModel->indexForItem(item);
setCurrentIndex(index);
}
void DriverSelectionView::currentChanged(const QModelIndex ¤t, const QModelIndex &previous)
{
Q_UNUSED(previous)
if (!current.isValid())
return;
const auto selectionModel = qobject_cast<DriverSelectionModel *>(model());
if (!selectionModel)
return;
const DriverSelectionItem *item = selectionModel->itemForIndex(current);
if (!item)
return;
const auto selection = item->toSelection();
if (selection.index >= 0)
emit driverSelected(selection);
}
} // namespace Uv
} // namespace Internal
} // namespace BareMetal
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