/usr/include/jreen/util.h is in libjreen-dev 1.1.1-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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**
** Jreen
**
** Copyright © 2011 Ruslan Nigmatullin <euroelessar@yandex.ru>
**
*****************************************************************************
**
** $JREEN_BEGIN_LICENSE$
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
** See the GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see http://www.gnu.org/licenses/.
** $JREEN_END_LICENSE$
**
****************************************************************************/
#ifndef UTIL_H
#define UTIL_H
#include "jreen.h"
#include <QDateTime>
#include <QXmlStreamWriter>
namespace Jreen
{
class JID;
namespace Util
{
JREEN_EXPORT QDateTime fromStamp(const QString &stamp);
JREEN_EXPORT QString toStamp(const QDate &date);
JREEN_EXPORT QString toStamp(const QDateTime &date_time);
JREEN_EXPORT QByteArray randomHash();
JREEN_EXPORT QString randomStringHash(int len);
inline int log2(register uint n)
{
register int pos = 0;
while(n > 1) { ++pos; n >>= 1; }
return (n == 0) ? (-1) : pos;
}
inline void writeAttribute(QXmlStreamWriter *writer,
const QLatin1String &name,const QString &value)
{
if(!value.isEmpty())
writer->writeAttribute(name,value);
}
inline void writeTextElement(QXmlStreamWriter *writer,
const QLatin1String &name,const QString &value)
{
if(!value.isEmpty())
writer->writeTextElement(name,value);
}
}
}
#endif // UTIL_H
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