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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "perfprofilertracefile.h"
#include "perftimelinemodelmanager.h"
#include <utils/temporaryfile.h>
#include <QProcess>
#include <QQueue>
namespace ProjectExplorer {
class Kit;
class RunControl;
} // ProjectExplorer
namespace PerfProfiler {
namespace Internal {
class PerfDataReader : public PerfProfilerTraceFile
{
Q_OBJECT
public:
explicit PerfDataReader(QObject *parent = nullptr);
~PerfDataReader() override;
void loadFromFile(const QString &filePath, const QString &executableDirPath,
ProjectExplorer::Kit *kit);
void createParser(const QStringList &arguments);
void startParser();
void stopParser();
QStringList findTargetArguments(const ProjectExplorer::RunControl *runControl) const;
void clear();
bool feedParser(const QByteArray &input);
// Trigger after delay has passed
void triggerRecordingStateChange(bool recording);
// Immediate forced change
void setRecording(bool recording);
signals:
void starting();
void started();
void finishing();
void finished();
void updateTimestamps(qint64 duration, qint64 delay);
void processStarted();
void processFinished();
void processFailed(const QString &msg);
protected:
void timerEvent(QTimerEvent *) override;
qint64 adjustTimestamp(qint64 timestamp) override;
bool acceptsSamples() const override;
private:
static const int s_maxBufferSize = 1 << 29;
QStringList collectArguments(const QString &executableDirPath,
const ProjectExplorer::Kit *kit) const;
void writeChunk();
bool m_recording;
bool m_dataFinished;
QProcess m_input;
QQueue<Utils::TemporaryFile *> m_buffer;
qint64 m_localProcessStart;
qint64 m_localRecordingEnd;
qint64 m_localRecordingStart;
qint64 m_remoteProcessStart;
qint64 m_lastRemoteTimestamp;
static QString findPerfParser();
qint64 delay(qint64 currentTime);
};
} // namespace Internal
} // namespace PerfProfiler
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