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Trk: Basic Linux device implementation in launcher.

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This commit is contained in:
Friedemann Kleint
2009-08-19 12:48:54 +02:00
parent a04d0978f8
commit 2bc577dfa3
1 changed files with 44 additions and 6 deletions
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48
tests/manual/trk/launcher.cpp
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@@ -38,7 +38,13 @@
#include <QtCore/QFile>
#ifdef Q_OS_WIN
#include <windows.h>
# include <windows.h>
#else
# include <stdio.h>
# include <sys/ioctl.h>
#endif
#ifdef Q_OS_WIN
// Format windows error from GetLastError() value: TODO: Use the one provided by the utisl lib.
QString winErrorMessage(unsigned long error)
@@ -97,6 +103,8 @@ struct LauncherPrivate {
LauncherPrivate();
#ifdef Q_OS_WIN
HANDLE m_hdevice;
#else
QFile m_file;
#endif
QString m_trkServerName;
@@ -226,16 +234,19 @@ bool Launcher::openTrkPort(const QString &port, QString *errorMessage)
}
return true;
#else
Q_UNUSED(port)
*errorMessage = QString::fromLatin1("Not implemented");
logMessage(*errorMessage);
d->m_file.setFileName(port);
if (!d->m_file.open(QIODevice::ReadWrite|QIODevice::Unbuffered)) {
*errorMessage = QString::fromLatin1("Cannot open %1: %2").arg(port, d->m_file.errorString());
return false;
}
return true;
#endif
}
void Launcher::timerEvent(QTimerEvent *)
{
//qDebug(".");
if (d->m_verbose>1)
qDebug(".");
tryTrkWrite();
tryTrkRead();
}
@@ -327,9 +338,23 @@ void Launcher::trkWrite(const TrkMessage &msg)
//logMessage("WRITE: " + stringFromArray(ba));
FlushFileBuffers(d->m_hdevice);
#else
if (d->m_file.write(ba) == -1 || !d->m_file.flush())
logMessage(QString::fromLatin1("Cannot write: %1").arg(d->m_file.errorString()));
#endif
}
#ifndef Q_OS_WIN
static inline int bytesAvailable(int fileNo)
{
int numBytes;
const int rc = ioctl(fileNo, FIONREAD, &numBytes);
if (rc < 0)
numBytes=0;
return numBytes;
}
#endif
void Launcher::tryTrkRead()
{
#ifdef Q_OS_WIN
@@ -346,6 +371,19 @@ void Launcher::tryTrkRead()
logMessage("Partial message: " + stringFromArray(d->m_trkReadQueue));
return;
}
#else
const int size = bytesAvailable(d->m_file.handle());
if (!size)
return;
const QByteArray data = d->m_file.read(size);
d->m_trkReadQueue.append(data);
if (!isValidTrkResult(d->m_trkReadQueue)) {
if (d->m_trkReadQueue.size() > 10) {
logMessage(QString::fromLatin1("Unable to extract message from '%1' '%2'").
arg(QLatin1String(d->m_trkReadQueue.toHex())).arg(QString::fromAscii(d->m_trkReadQueue)));
}
return;
}
#endif // Q_OS_WIN
logMessage("READ: " + stringFromArray(d->m_trkReadQueue));
handleResult(extractResult(&d->m_trkReadQueue));