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Diffstat (limited to 'src/runonphone/symbianutils/bluetoothlistener.cpp')
| -rw-r--r-- | src/runonphone/symbianutils/bluetoothlistener.cpp | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/src/runonphone/symbianutils/bluetoothlistener.cpp b/src/runonphone/symbianutils/bluetoothlistener.cpp new file mode 100644 index 000000000..be232db04 --- /dev/null +++ b/src/runonphone/symbianutils/bluetoothlistener.cpp @@ -0,0 +1,224 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the tools applications of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "bluetoothlistener.h" +#include "trkdevice.h" + +#include <QtCore/QDebug> + +#ifdef Q_OS_UNIX +# include <unistd.h> +# include <signal.h> +#else +# include <windows.h> +#endif + +// Process id helpers. +#ifdef Q_OS_WIN +inline DWORD processId(const QProcess &p) +{ + if (const Q_PID processInfoStruct = p.pid()) + return processInfoStruct->dwProcessId; + return 0; +} +#else +inline Q_PID processId(const QProcess &p) +{ + return p.pid(); +} +#endif + + +enum { debug = 0 }; + +namespace trk { + +struct BluetoothListenerPrivate { + BluetoothListenerPrivate(); + QString device; + QProcess process; +#ifdef Q_OS_WIN + DWORD pid; +#else + Q_PID pid; +#endif + bool printConsoleMessages; + BluetoothListener::Mode mode; +}; + +BluetoothListenerPrivate::BluetoothListenerPrivate() : + pid(0), + printConsoleMessages(false), + mode(BluetoothListener::Listen) +{ +} + +BluetoothListener::BluetoothListener(QObject *parent) : + QObject(parent), + d(new BluetoothListenerPrivate) +{ + d->process.setProcessChannelMode(QProcess::MergedChannels); + + connect(&d->process, SIGNAL(readyReadStandardError()), + this, SLOT(slotStdError())); + connect(&d->process, SIGNAL(readyReadStandardOutput()), + this, SLOT(slotStdOutput())); + connect(&d->process, SIGNAL(finished(int, QProcess::ExitStatus)), + this, SLOT(slotProcessFinished(int,QProcess::ExitStatus))); + connect(&d->process, SIGNAL(error(QProcess::ProcessError)), + this, SLOT(slotProcessError(QProcess::ProcessError))); +} + +BluetoothListener::~BluetoothListener() +{ + const int trc = terminateProcess(); + if (debug) + qDebug() << "~BluetoothListener: terminated" << trc; + delete d; +} + +BluetoothListener::Mode BluetoothListener::mode() const +{ + return d->mode; +} + +void BluetoothListener::setMode(Mode m) +{ + d->mode = m; +} + +bool BluetoothListener::printConsoleMessages() const +{ + return d->printConsoleMessages; +} + +void BluetoothListener::setPrintConsoleMessages(bool p) +{ + d->printConsoleMessages = p; +} + +int BluetoothListener::terminateProcess() +{ + enum { TimeOutMS = 200 }; + if (debug) + qDebug() << "terminateProcess" << d->process.pid() << d->process.state(); + if (d->process.state() == QProcess::NotRunning) + return -1; + emitMessage(tr("%1: Stopping listener %2...").arg(d->device).arg(processId(d->process))); + // When listening, the process should terminate by itself after closing the connection + if (mode() == Listen && d->process.waitForFinished(TimeOutMS)) + return 0; +#ifdef Q_OS_UNIX + kill(d->process.pid(), SIGHUP); // Listens for SIGHUP + if (d->process.waitForFinished(TimeOutMS)) + return 1; +#endif + d->process.terminate(); + if (d->process.waitForFinished(TimeOutMS)) + return 2; + d->process.kill(); + return 3; +} + +bool BluetoothListener::start(const QString &device, QString *errorMessage) +{ + if (d->process.state() != QProcess::NotRunning) { + *errorMessage = QLatin1String("Internal error: Still running."); + return false; + } + d->device = device; + const QString binary = QLatin1String("rfcomm"); + QStringList arguments; + arguments << QLatin1String("-r") + << (d->mode == Listen ? QLatin1String("listen") : QLatin1String("watch")) + << device << QString(QLatin1Char('1')); + if (debug) + qDebug() << binary << arguments; + emitMessage(tr("%1: Starting Bluetooth listener %2...").arg(device, binary)); + d->pid = 0; + d->process.start(binary, arguments); + if (!d->process.waitForStarted()) { + *errorMessage = tr("Unable to run '%1': %2").arg(binary, d->process.errorString()); + return false; + } + d->pid = processId(d->process); // Forgets it after crash/termination + emitMessage(tr("%1: Bluetooth listener running (%2).").arg(device).arg(processId(d->process))); + return true; +} + +void BluetoothListener::slotStdOutput() +{ + emitMessage(QString::fromLocal8Bit(d->process.readAllStandardOutput())); +} + +void BluetoothListener::emitMessage(const QString &m) +{ + if (d->printConsoleMessages || debug) + qDebug("%s\n", qPrintable(m)); + emit message(m); +} + +void BluetoothListener::slotStdError() +{ + emitMessage(QString::fromLocal8Bit(d->process.readAllStandardError())); +} + +void BluetoothListener::slotProcessFinished(int ex, QProcess::ExitStatus state) +{ + switch (state) { + case QProcess::NormalExit: + emitMessage(tr("%1: Process %2 terminated with exit code %3.") + .arg(d->device).arg(d->pid).arg(ex)); + break; + case QProcess::CrashExit: + emitMessage(tr("%1: Process %2 crashed.").arg(d->device).arg(d->pid)); + break; + } + emit terminated(); +} + +void BluetoothListener::slotProcessError(QProcess::ProcessError error) +{ + emitMessage(tr("%1: Process error %2: %3") + .arg(d->device).arg(error).arg(d->process.errorString())); +} + +} // namespace trk |