diff options
Diffstat (limited to 'src/corelib/tools/qelapsedtimer_symbian.cpp')
-rw-r--r-- | src/corelib/tools/qelapsedtimer_symbian.cpp | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/corelib/tools/qelapsedtimer_symbian.cpp b/src/corelib/tools/qelapsedtimer_symbian.cpp deleted file mode 100644 index de515b3d69..0000000000 --- a/src/corelib/tools/qelapsedtimer_symbian.cpp +++ /dev/null @@ -1,131 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qelapsedtimer.h" -#include "qpair.h" -#include <e32std.h> -#include <sys/time.h> -#include <hal.h> - -QT_BEGIN_NAMESPACE - -// return quint64 to avoid sign-extension -static quint64 getMicrosecondFromTick() -{ - static TInt nanokernel_tick_period; - if (!nanokernel_tick_period) - HAL::Get(HAL::ENanoTickPeriod, nanokernel_tick_period); - - static quint32 highdword = 0; - static quint32 lastval = 0; - quint32 val = User::NTickCount(); - if (val < lastval) - ++highdword; - lastval = val; - - return nanokernel_tick_period * (val | (quint64(highdword) << 32)); -} - -timeval qt_gettime() -{ - timeval tv; - quint64 now = getMicrosecondFromTick(); - tv.tv_sec = now / 1000000; - tv.tv_usec = now % 1000000; - - return tv; -} - -QElapsedTimer::ClockType QElapsedTimer::clockType() -{ - return TickCounter; -} - -bool QElapsedTimer::isMonotonic() -{ - return true; -} - -void QElapsedTimer::start() -{ - t1 = getMicrosecondFromTick(); - t2 = 0; -} - -qint64 QElapsedTimer::restart() -{ - qint64 oldt1 = t1; - t1 = getMicrosecondFromTick(); - t2 = 0; - return (t1 - oldt1) / 1000; -} - -qint64 QElapsedTimer::nsecsElapsed() const -{ - return (getMicrosecondFromTick() - t1) * 1000; -} - -qint64 QElapsedTimer::elapsed() const -{ - return (getMicrosecondFromTick() - t1) / 1000; -} - -qint64 QElapsedTimer::msecsSinceReference() const -{ - return t1 / 1000; -} - -qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const -{ - return (other.t1 - t1) / 1000; -} - -qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const -{ - return msecsTo(other) / 1000000; -} - -bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) -{ - return (v1.t1 - v2.t1) < 0; -} - -QT_END_NAMESPACE |