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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd
** All rights reserved.
** For any questions to The Qt Company, please use contact form at http://www.qt.io/contact-us
**
** This file is part of the Qt Enterprise Perf Profiler Add-on.
**
** GNU General Public License Usage
** This file may be used under the terms of the GNU General Public License
** version 3 as published by the Free Software Foundation and appearing in
** the file LICENSE.GPLv3 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.html.
**
** If you have questions regarding the use of this file, please use
** contact form at http://www.qt.io/contact-us
**
****************************************************************************/
#ifndef PERFELFMAP_H
#define PERFELFMAP_H
#include <QFileInfo>
#include <QVector>
class PerfElfMap
{
public:
struct ElfInfo {
ElfInfo(const QFileInfo &file = QFileInfo(), quint64 addr = 0, quint64 length = 0,
quint64 pgoff = 0, quint64 timeAdded = 0,
quint64 timeOverwritten = std::numeric_limits<quint64>::max()) :
file(file), addr(addr), length(length), pgoff(pgoff), timeAdded(timeAdded),
timeOverwritten(timeOverwritten), found(file.isFile()) {}
bool isValid() const
{
return length > 0;
}
bool operator==(const ElfInfo& rhs) const
{
return found == rhs.found
&& (!found || file == rhs.file)
&& addr == rhs.addr
&& length == rhs.length
&& pgoff == rhs.pgoff
&& timeAdded == rhs.timeAdded
&& timeOverwritten == rhs.timeOverwritten;
}
QFileInfo file;
quint64 addr;
quint64 length;
quint64 pgoff;
quint64 timeAdded;
quint64 timeOverwritten;
bool found;
};
using Map = QVector<ElfInfo>;
using ConstIterator = Map::ConstIterator;
bool registerElf(quint64 addr, quint64 len, quint64 pgoff, quint64 time,
const QFileInfo &fullPath);
ElfInfo findElf(quint64 ip, quint64 timestamp) const;
bool isEmpty() const
{
return m_elfs.isEmpty();
}
ConstIterator begin() const
{
return m_elfs.constBegin();
}
ConstIterator end() const
{
return m_elfs.constEnd();
}
bool isAddressInRange(quint64 addr) const;
private:
// elf sorted by start address
QVector<ElfInfo> m_elfs;
};
Q_DECLARE_TYPEINFO(PerfElfMap::ElfInfo, Q_MOVABLE_TYPE);
QDebug operator<<(QDebug stream, const PerfElfMap::ElfInfo& info);
#endif
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