/usr/include/qxt/QxtBerkeley/qxtbdb.h is in libqxt-dev 0.6.2-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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**
** Copyright (C) Qxt Foundation. Some rights reserved.
**
** This file is part of the QxtBerkeley module of the Qxt library.
**
** This library is free software; you can redistribute it and/or modify it
** under the terms of the Common Public License, version 1.0, as published
** by IBM, and/or under the terms of the GNU Lesser General Public License,
** version 2.1, as published by the Free Software Foundation.
**
** This file is provided "AS IS", without WARRANTIES OR CONDITIONS OF ANY
** KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT LIMITATION, ANY
** WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY OR
** FITNESS FOR A PARTICULAR PURPOSE.
**
** You should have received a copy of the CPL and the LGPL along with this
** file. See the LICENSE file and the cpl1.0.txt/lgpl-2.1.txt files
** included with the source distribution for more information.
** If you did not receive a copy of the licenses, contact the Qxt Foundation.
**
** <http://libqxt.org> <foundation@libqxt.org>
**
****************************************************************************/
/**************************************************************************
This is private API. it might change at any time without warning.
****************************************************************************/
#ifndef QxtBdb_H_kpasd
#define QxtBdb_H_kpasd
#include <QFlags>
#include <QBuffer>
#include <QDataStream>
#include <QMetaType>
#include <QString>
#include <qxtglobal.h>
#include <cstdlib>
#include <cstdio>
///its impossible to forward anyway,
namespace BerkeleyDB
{
extern "C"
{
#include <db.h>
}
/// aparantly MSVC and GCC have different understanding of what goes into a namespace and what not.
#ifndef Q_CC_MSVC
typedef quint32 u_int32_t;
#endif
}
class QXT_BERKELEY_EXPORT QxtBdb
{
public:
enum OpenFlag
{
CreateDatabase = 0x1,
ReadOnly = 0x2,
LockFree = 0x4
};
Q_DECLARE_FLAGS(OpenFlags, OpenFlag);
QxtBdb();
~QxtBdb();
bool get(void* key, int keytype, void* value, int valuetype, BerkeleyDB::u_int32_t flags = NULL, BerkeleyDB::DBC * cursor = 0) const ;
bool get(const void* key, int keytype, void* value, int valuetype, BerkeleyDB::u_int32_t flags = NULL, BerkeleyDB::DBC * cursor = 0) const ;
bool open(QString path, OpenFlags f = 0);
OpenFlags openFlags();
bool flush();
BerkeleyDB::DB * db;
bool isOpen;
static QString dbErrorCodeToString(int e);
template<class T>
static T qxtMetaLoad(const void * data, size_t size)
{
T t;
QByteArray b = QByteArray::fromRawData((const char*)data, size);
QBuffer buffer(&b);
buffer.open(QIODevice::ReadOnly);
QDataStream s(&buffer);
if (!QMetaType::load(s, qMetaTypeId<T>(), &t))
qCritical("QMetaType::load failed. is your type registered with the QMetaType?");
buffer.close();
return t;
}
static void * qxtMetaLoad(const void * data, size_t size, int type)
{
void *p = QMetaType::construct(type);
QByteArray b = QByteArray::fromRawData(static_cast<const char*>(data), size);
QBuffer buffer(&b);
buffer.open(QIODevice::ReadOnly);
QDataStream s(&buffer);
if (!QMetaType::load(s, type, p))
qCritical("QMetaType::load failed. is your type registered with the QMetaType?");
buffer.close();
return p;
}
template<class T>
static QByteArray qxtMetaSave(const T & t)
{
QByteArray d;
QBuffer buffer(&d);
buffer.open(QIODevice::WriteOnly);
QDataStream s(&buffer);
if (!QMetaType::save(s, qMetaTypeId<T>(), &t))
qCritical("QMetaType::save failed. is your type registered with the QMetaType?");
buffer.close();
return d;
}
static void * qxtMetaSave(size_t * size, void * t, int type)
{
QByteArray d;
QBuffer buffer(&d);
buffer.open(QIODevice::WriteOnly);
QDataStream s(&buffer);
if (!QMetaType::save(s, type, t))
qCritical("QMetaType::save failed. is your type registered with the QMetaType?");
buffer.close();
*size = d.size();
void *p = ::malloc(d.size());
::memcpy(p, d.data(), d.size());
return p;
}
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QxtBdb::OpenFlags);
#endif
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