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Trk: Add device class.

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This commit is contained in:
Friedemann Kleint
2009-08-20 15:58:20 +02:00
parent c75aa74362
commit fdf6120d17
9 changed files with 474 additions and 207 deletions
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7
tests/manual/trk/adapter.cpp
View File

@@ -1059,7 +1059,7 @@ void Adapter::tryTrkRead()
while (TryReadFile(m_winComDevice, buffer, BUFFERSIZE, &charsRead, NULL)) { while (TryReadFile(m_winComDevice, buffer, BUFFERSIZE, &charsRead, NULL)) {
m_trkReadQueue.append(buffer, charsRead); m_trkReadQueue.append(buffer, charsRead);
totalCharsRead += charsRead; totalCharsRead += charsRead;
if (isValidTrkResult(m_trkReadQueue)) if (isValidTrkResult(m_trkReadQueue, m_serialFrame))
break; break;
} }
if (!totalCharsRead) if (!totalCharsRead)
@@ -1074,8 +1074,9 @@ void Adapter::tryTrkRead()
return; return;
} }
while (!m_trkReadQueue.isEmpty()) TrkResult r;
handleResult(extractResult(&m_trkReadQueue, m_serialFrame)); while (extractResult(&m_trkReadQueue, m_serialFrame, &r))
handleResult(r);
m_trkWriteBusy = false; m_trkWriteBusy = false;
} }

215
tests/manual/trk/launcher.cpp
View File

@@ -29,6 +29,7 @@
#include "launcher.h" #include "launcher.h"
#include "trkutils.h" #include "trkutils.h"
#include "trkdevice.h"
#include <QtCore/QTimer> #include <QtCore/QTimer>
#include <QtCore/QDateTime> #include <QtCore/QDateTime>
@@ -37,60 +38,6 @@
#include <QtCore/QQueue> #include <QtCore/QQueue>
#include <QtCore/QFile> #include <QtCore/QFile>
#ifdef Q_OS_WIN
# include <windows.h>
#else
# include <stdio.h>
# include <sys/ioctl.h>
# include <termios.h>
# include <errno.h>
# include <string.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)
{
QString rc = QString::fromLatin1("#%1: ").arg(error);
ushort *lpMsgBuf;
const int len = FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPTSTR)&lpMsgBuf, 0, NULL);
if (len) {
rc = QString::fromUtf16(lpMsgBuf, len);
LocalFree(lpMsgBuf);
} else {
rc += QString::fromLatin1("<unknown error>");
}
return rc;
}
// Non-blocking replacement for win-api ReadFile function
BOOL WINAPI TryReadFile(HANDLE hFile,
LPVOID lpBuffer,
DWORD nNumberOfBytesToRead,
LPDWORD lpNumberOfBytesRead,
LPOVERLAPPED lpOverlapped)
{
COMSTAT comStat;
if (!ClearCommError(hFile, NULL, &comStat)){
qDebug() << "ClearCommError() failed";
return FALSE;
}
if (comStat.cbInQue == 0) {
*lpNumberOfBytesRead = 0;
return FALSE;
}
return ReadFile(hFile,
lpBuffer,
qMin(comStat.cbInQue, nNumberOfBytesToRead),
lpNumberOfBytesRead,
lpOverlapped);
}
#endif
namespace trk { namespace trk {
struct TrkMessage { struct TrkMessage {
@@ -104,12 +51,7 @@ struct TrkMessage {
struct LauncherPrivate { struct LauncherPrivate {
LauncherPrivate(); LauncherPrivate();
#ifdef Q_OS_WIN TrkDevice m_device;
HANDLE m_hdevice;
#else
QFile m_file;
#endif
QString m_trkServerName; QString m_trkServerName;
QByteArray m_trkReadBuffer; QByteArray m_trkReadBuffer;
@@ -128,18 +70,13 @@ struct LauncherPrivate {
QString m_copySrcFileName; QString m_copySrcFileName;
QString m_copyDstFileName; QString m_copyDstFileName;
QString m_installFileName; QString m_installFileName;
bool m_serialFrame;
int m_verbose; int m_verbose;
}; };
LauncherPrivate::LauncherPrivate() : LauncherPrivate::LauncherPrivate() :
#ifdef Q_OS_WIN
m_hdevice(0),
#endif
m_trkWriteToken(0), m_trkWriteToken(0),
m_trkWriteBusy(false), m_trkWriteBusy(false),
m_timerId(-1), m_timerId(-1),
m_serialFrame(true),
m_verbose(0) m_verbose(0)
{ {
} }
@@ -149,6 +86,7 @@ LauncherPrivate::LauncherPrivate() :
Launcher::Launcher() : Launcher::Launcher() :
d(new LauncherPrivate) d(new LauncherPrivate)
{ {
connect(&d->m_device, SIGNAL(messageReceived(TrkResult)), this, SLOT(handleResult(TrkResult)));
} }
Launcher::~Launcher() Launcher::~Launcher()
@@ -180,7 +118,12 @@ void Launcher::setInstallFileName(const QString &name)
void Launcher::setSerialFrame(bool b) void Launcher::setSerialFrame(bool b)
{ {
d->m_serialFrame = b; d->m_device.setSerialFrame(b);
}
bool Launcher::serialFrame() const
{
return d->m_device.serialFrame();
} }
bool Launcher::startServer(QString *errorMessage) bool Launcher::startServer(QString *errorMessage)
@@ -190,7 +133,7 @@ bool Launcher::startServer(QString *errorMessage)
.arg(d->m_trkServerName, d->m_fileName, d->m_copySrcFileName, d->m_copyDstFileName, d->m_installFileName); .arg(d->m_trkServerName, d->m_fileName, d->m_copySrcFileName, d->m_copyDstFileName, d->m_installFileName);
logMessage(msg); logMessage(msg);
} }
if (!openTrkPort(d->m_trkServerName, errorMessage)) if (!d->m_device.open(d->m_trkServerName, errorMessage))
return false; return false;
d->m_timerId = startTimer(100); d->m_timerId = startTimer(100);
sendTrkInitialPing(); sendTrkInitialPing();
@@ -210,6 +153,7 @@ bool Launcher::startServer(QString *errorMessage)
void Launcher::setVerbose(int v) void Launcher::setVerbose(int v)
{ {
d->m_verbose = v; d->m_verbose = v;
d->m_device.setVerbose(v > 1);
} }
void Launcher::installAndRun() void Launcher::installAndRun()
@@ -226,60 +170,11 @@ void Launcher::logMessage(const QString &msg)
qDebug() << "ADAPTER: " << qPrintable(msg); qDebug() << "ADAPTER: " << qPrintable(msg);
} }
bool Launcher::openTrkPort(const QString &port, QString *errorMessage)
{
#ifdef Q_OS_WIN
d->m_hdevice = CreateFile(port.toStdWString().c_str(),
GENERIC_READ | GENERIC_WRITE,
0,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (INVALID_HANDLE_VALUE == d->m_hdevice){
*errorMessage = QString::fromLatin1("Could not open device '%1': %2").arg(port, winErrorMessage(GetLastError()));
logMessage(*errorMessage);
return false;
}
return true;
#else
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;
}
struct termios termInfo;
if (tcgetattr(d->m_file.handle(), &termInfo) < 0) {
*errorMessage = QString::fromLatin1("Unable to retrieve terminal settings: %1 %2").arg(errno).arg(QString::fromAscii(strerror(errno)));
return false;
}
// Turn off terminal echo as not get messages back, among other things
termInfo.c_cflag|=CREAD|CLOCAL;
termInfo.c_lflag&=(~(ICANON|ECHO|ECHOE|ECHOK|ECHONL|ISIG));
termInfo.c_iflag&=(~(INPCK|IGNPAR|PARMRK|ISTRIP|ICRNL|IXANY));
termInfo.c_oflag&=(~OPOST);
termInfo.c_cc[VMIN]=0;
termInfo.c_cc[VINTR] = _POSIX_VDISABLE;
termInfo.c_cc[VQUIT] = _POSIX_VDISABLE;
termInfo.c_cc[VSTART] = _POSIX_VDISABLE;
termInfo.c_cc[VSTOP] = _POSIX_VDISABLE;
termInfo.c_cc[VSUSP] = _POSIX_VDISABLE;
if (tcsetattr(d->m_file.handle(), TCSAFLUSH, &termInfo) < 0) {
*errorMessage = QString::fromLatin1("Unable to apply terminal settings: %1 %2").arg(errno).arg(QString::fromAscii(strerror(errno)));
return false;
}
return true;
#endif
}
void Launcher::timerEvent(QTimerEvent *) void Launcher::timerEvent(QTimerEvent *)
{ {
if (d->m_verbose>1) if (d->m_verbose>1)
qDebug("."); qDebug(".");
tryTrkWrite(); tryTrkWrite();
tryTrkRead();
} }
byte Launcher::nextTrkWriteToken() byte Launcher::nextTrkWriteToken()
@@ -333,7 +228,7 @@ void Launcher::sendTrkAck(byte token)
msg.data.append('\0'); msg.data.append('\0');
// The acknowledgement must not be queued! // The acknowledgement must not be queued!
//queueMessage(msg); //queueMessage(msg);
trkWrite(msg); trkWriteRawMessage(msg);
// 01 90 00 07 7e 80 01 00 7d 5e 7e // 01 90 00 07 7e 80 01 00 7d 5e 7e
} }
@@ -353,80 +248,25 @@ void Launcher::tryTrkWrite()
trkWrite(msg); trkWrite(msg);
} }
void Launcher::trkWriteRawMessage(const TrkMessage &msg)
{
const QByteArray ba = frameMessage(msg.code, msg.token, msg.data, serialFrame());
logMessage("WRITE: " + stringFromArray(ba));
QString errorMessage;
if (!d->m_device.write(ba, &errorMessage))
logMessage(errorMessage);
}
void Launcher::trkWrite(const TrkMessage &msg) void Launcher::trkWrite(const TrkMessage &msg)
{ {
QByteArray ba = frameMessage(msg.code, msg.token, msg.data, d->m_serialFrame);
d->m_writtenTrkMessages.insert(msg.token, msg); d->m_writtenTrkMessages.insert(msg.token, msg);
d->m_trkWriteBusy = true; d->m_trkWriteBusy = true;
trkWriteRawMessage(msg);
logMessage("WRITE: " + stringFromArray(ba));
#ifdef Q_OS_WIN
DWORD charsWritten;
if (!WriteFile(d->m_hdevice, ba.data(), ba.size(), &charsWritten, NULL))
logMessage("WRITE ERROR: ");
//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
const DWORD BUFFERSIZE = 1024;
char buffer[BUFFERSIZE];
DWORD charsRead;
while (TryReadFile(d->m_hdevice, buffer, BUFFERSIZE, &charsRead, NULL)) {
d->m_trkReadQueue.append(buffer, charsRead);
if (isValidTrkResult(d->m_trkReadQueue, d->m_serialFrame))
break;
}
const ushort len = isValidTrkResult(d->m_trkReadQueue, d->m_serialFrame);
if (!len) {
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);
const ushort len = isValidTrkResult(d->m_trkReadQueue, d->m_serialFrame);
if (!len) {
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(QString::fromLatin1("READ: %1 bytes %2").arg(len).arg(stringFromArray(d->m_trkReadQueue)));
handleResult(extractResult(&d->m_trkReadQueue, d->m_serialFrame));
d->m_trkWriteBusy = false;
}
void Launcher::handleResult(const TrkResult &result) void Launcher::handleResult(const TrkResult &result)
{ {
d->m_trkWriteBusy = false;
QByteArray prefix = "READ BUF: "; QByteArray prefix = "READ BUF: ";
QByteArray str = result.toString().toUtf8(); QByteArray str = result.toString().toUtf8();
if (result.isDebugOutput) { // handle application output if (result.isDebugOutput) { // handle application output
@@ -518,10 +358,13 @@ void Launcher::handleResult(const TrkResult &result)
break; break;
} }
case TrkNotifyDeleted: { // NotifyDeleted case TrkNotifyDeleted: { // NotifyDeleted
logMessage(prefix + "NOTE: LIBRARY UNLOAD: " + str); const ushort itemType = (unsigned char)result.data.at(1);
const ushort len = result.data.size() > 12 ? extractShort(result.data.data() + 10) : ushort(0);
const QString name = len ? QString::fromAscii(result.data.mid(13, len)) : QString();
logMessage(QString::fromLatin1("%1 %2 UNLOAD: %3").
arg(QString::fromAscii(prefix)).arg(itemType ? QLatin1String("LIB") : QLatin1String("PROCESS")).
arg(name));
sendTrkAck(result.token); sendTrkAck(result.token);
const char *data = result.data.data();
ushort itemType = extractShort(data);
if (itemType == 0) { // process if (itemType == 0) { // process
sendTrkMessage(TrkDisconnect, CB(waitForTrkFinished)); sendTrkMessage(TrkDisconnect, CB(waitForTrkFinished));
} }

8
tests/manual/trk/launcher.h
View File

@@ -53,6 +53,7 @@ public:
bool startServer(QString *errorMessage); bool startServer(QString *errorMessage);
void setVerbose(int v); void setVerbose(int v);
void setSerialFrame(bool b); void setSerialFrame(bool b);
bool serialFrame() const;
signals: signals:
void copyingStarted(); void copyingStarted();
@@ -65,8 +66,10 @@ signals:
public slots: public slots:
void terminate(); void terminate();
private slots:
void handleResult(const TrkResult &data);
private: private:
bool openTrkPort(const QString &port, QString *errorMessage); // or server name for local server
void sendTrkMessage(unsigned char code, void sendTrkMessage(unsigned char code,
TrkCallBack callBack = 0, TrkCallBack callBack = 0,
const QByteArray &data = QByteArray(), const QByteArray &data = QByteArray(),
@@ -77,6 +80,7 @@ private:
void tryTrkRead(); void tryTrkRead();
// actually writes a message to the device // actually writes a message to the device
void trkWrite(const TrkMessage &msg); void trkWrite(const TrkMessage &msg);
void trkWriteRawMessage(const TrkMessage &msg);
// convienience messages // convienience messages
void sendTrkInitialPing(); void sendTrkInitialPing();
void sendTrkAck(unsigned char token); void sendTrkAck(unsigned char token);
@@ -99,8 +103,6 @@ private:
void waitForTrkFinished(const TrkResult &data); void waitForTrkFinished(const TrkResult &data);
void handleAndReportCreateProcess(const TrkResult &result); void handleAndReportCreateProcess(const TrkResult &result);
void handleResult(const TrkResult &data);
void copyFileToRemote(); void copyFileToRemote();
void installRemotePackageSilently(const QString &filename); void installRemotePackageSilently(const QString &filename);
void installAndRun(); void installAndRun();

323
tests/manual/trk/trkdevice.cpp Normal file
View File

@@ -0,0 +1,323 @@
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#include "trkdevice.h"
#include "trkutils.h"
#include <QtCore/QString>
#include <QtCore/QDebug>
#ifdef Q_OS_WIN
# include <windows.h>
#else
# include <QtCore/QFile>
# include <stdio.h>
# include <sys/ioctl.h>
# include <termios.h>
# include <errno.h>
# include <string.h>
#endif
enum { TimerInterval = 100 };
#ifdef Q_OS_WIN
// Format windows error from GetLastError() value: TODO: Use the one provided by the utisl lib.
QString winErrorMessage(unsigned long error)
{
QString rc = QString::fromLatin1("#%1: ").arg(error);
ushort *lpMsgBuf;
const int len = FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPTSTR)&lpMsgBuf, 0, NULL);
if (len) {
rc = QString::fromUtf16(lpMsgBuf, len);
LocalFree(lpMsgBuf);
} else {
rc += QString::fromLatin1("<unknown error>");
}
return rc;
}
// Non-blocking replacement for win-api ReadFile function
BOOL WINAPI TryReadFile(HANDLE hFile,
LPVOID lpBuffer,
DWORD nNumberOfBytesToRead,
LPDWORD lpNumberOfBytesRead,
LPOVERLAPPED lpOverlapped)
{
COMSTAT comStat;
if (!ClearCommError(hFile, NULL, &comStat)){
qDebug() << "ClearCommError() failed";
return FALSE;
}
if (comStat.cbInQue == 0) {
*lpNumberOfBytesRead = 0;
return FALSE;
}
return ReadFile(hFile,
lpBuffer,
qMin(comStat.cbInQue, nNumberOfBytesToRead),
lpNumberOfBytesRead,
lpOverlapped);
}
#endif
namespace trk {
struct TrkDevicePrivate {
TrkDevicePrivate();
#ifdef Q_OS_WIN
HANDLE hdevice;
#else
QFile file;
#endif
QByteArray trkReadBuffer;
bool trkWriteBusy;
int timerId;
bool serialFrame;
bool verbose;
QString errorString;
};
TrkDevicePrivate::TrkDevicePrivate() :
#ifdef Q_OS_WIN
hdevice(INVALID_HANDLE_VALUE),
#endif
trkWriteBusy(false),
timerId(-1),
serialFrame(true),
verbose(false)
{
}
TrkDevice::TrkDevice(QObject *parent) :
QObject(parent),
d(new TrkDevicePrivate)
{
}
bool TrkDevice::open(const QString &port, QString *errorMessage)
{
close();
#ifdef Q_OS_WIN
d->hdevice = CreateFile(port.toStdWString().c_str(),
GENERIC_READ | GENERIC_WRITE,
0,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (INVALID_HANDLE_VALUE == d->hdevice) {
*errorMessage = QString::fromLatin1("Could not open device '%1': %2").arg(port, winErrorMessage(GetLastError()));
return false;
}
d->timerId = startTimer(TimerInterval);
return true;
#else
d->file.setFileName(port);
if (!d->file.open(QIODevice::ReadWrite|QIODevice::Unbuffered)) {
*errorMessage = QString::fromLatin1("Cannot open %1: %2").arg(port, d->file.errorString());
return false;
}
struct termios termInfo;
if (tcgetattr(d->file.handle(), &termInfo) < 0) {
*errorMessage = QString::fromLatin1("Unable to retrieve terminal settings: %1 %2").arg(errno).arg(QString::fromAscii(strerror(errno)));
return false;
}
// Turn off terminal echo as not get messages back, among other things
termInfo.c_cflag|=CREAD|CLOCAL;
termInfo.c_lflag&=(~(ICANON|ECHO|ECHOE|ECHOK|ECHONL|ISIG));
termInfo.c_iflag&=(~(INPCK|IGNPAR|PARMRK|ISTRIP|ICRNL|IXANY));
termInfo.c_oflag&=(~OPOST);
termInfo.c_cc[VMIN]=0;
termInfo.c_cc[VINTR] = _POSIX_VDISABLE;
termInfo.c_cc[VQUIT] = _POSIX_VDISABLE;
termInfo.c_cc[VSTART] = _POSIX_VDISABLE;
termInfo.c_cc[VSTOP] = _POSIX_VDISABLE;
termInfo.c_cc[VSUSP] = _POSIX_VDISABLE;
if (tcsetattr(d->file.handle(), TCSAFLUSH, &termInfo) < 0) {
*errorMessage = QString::fromLatin1("Unable to apply terminal settings: %1 %2").arg(errno).arg(QString::fromAscii(strerror(errno)));
return false;
}
d->timerId = startTimer(TimerInterval);
return true;
#endif
}
TrkDevice::~TrkDevice()
{
close();
delete d;
}
void TrkDevice::close()
{
if (!isOpen())
return;
if (d->timerId != -1) {
killTimer(d->timerId);
d->timerId = -1;
}
#ifdef Q_OS_WIN
CloseHandle(d->hdevice);
#else
d->file.close();
#endif
if (d->verbose)
qDebug() << "Close";
}
bool TrkDevice::isOpen() const
{
#ifdef Q_OS_WIN
return d->hdevice != INVALID_HANDLE_VALUE;
#else
return d->file.isOpen();
#endif
}
QString TrkDevice::errorString() const
{
return d->errorString;
}
bool TrkDevice::serialFrame() const
{
return d->serialFrame;
}
void TrkDevice::setSerialFrame(bool f)
{
d->serialFrame = f;
}
bool TrkDevice::verbose() const
{
return d->verbose;
}
void TrkDevice::setVerbose(bool b)
{
d->verbose = b;
}
bool TrkDevice::write(const QByteArray &data, QString *errorMessage)
{
if (d->verbose)
qDebug() << ">WRITE" << data.toHex();
#ifdef Q_OS_WIN
DWORD charsWritten;
if (!WriteFile(d->hdevice, data.data(), data.size(), &charsWritten, NULL)) {
*errorMessage = QString::fromLatin1("Error writing data: %1").arg(winErrorMessage(GetLastError()));
return false;
}
FlushFileBuffers(d->hdevice);
return true;
#else
if (d->file.write(data) == -1 || !d->file.flush()) {
*errorMessage = QString::fromLatin1("Cannot write: %1").arg(d->file.errorString());
return false;
}
return true;
#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 TrkDevice::tryTrkRead()
{
#ifdef Q_OS_WIN
const DWORD BUFFERSIZE = 1024;
char buffer[BUFFERSIZE];
DWORD charsRead;
DWORD totalCharsRead = 0;
while (TryReadFile(d->hdevice, buffer, BUFFERSIZE, &charsRead, NULL)) {
totalCharsRead += charsRead;
d->trkReadBuffer.append(buffer, charsRead);
if (isValidTrkResult(d->trkReadBuffer, d->serialFrame))
break;
}
if (d->verbose && totalCharsRead)
qDebug() << "Read" << d->trkReadBuffer.toHex();
if (!totalCharsRead)
return;
const ushort len = isValidTrkResult(d->trkReadBuffer, d->serialFrame);
if (!len) {
d->errorString = QString::fromLatin1("Partial message: %1").arg(stringFromArray(d->trkReadBuffer));
qWarning("%s\n", qPrintable(d->errorString));
return;
}
#else
const int size = bytesAvailable(d->file.handle());
if (!size)
return;
const QByteArray data = d->file.read(size);
d->trkReadBuffer.append(data);
const ushort len = isValidTrkResult(d->trkReadBuffer, d->serialFrame);
if (!len) {
if (d->trkReadBuffer.size() > 10) {
d->errorString = QString::fromLatin1("Unable to extract message from '%1' '%2'").
arg(QLatin1String(d->trkReadBuffer.toHex())).arg(QString::fromAscii(d->trkReadBuffer));
qWarning("%s\n", qPrintable(d->errorString));
}
return;
}
#endif // Q_OS_WIN
TrkResult r;
while (extractResult(&d->trkReadBuffer, d->serialFrame, &r)) {
if (d->verbose)
qDebug() << "Read TrkResult " << r.data.toHex();
emit messageReceived(r);
}
}
void TrkDevice::timerEvent(QTimerEvent *)
{
tryTrkRead();
}
} // namespace trk

84
tests/manual/trk/trkdevice.h Normal file
View File

@@ -0,0 +1,84 @@
/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef TRKDEVICE_H
#define TRKDEVICE_H
#include <QtCore/QObject>
#include <QtCore/QVariant>
#include <QtCore/QByteArray>
namespace trk {
struct TrkResult;
struct TrkDevicePrivate;
/* TrkDevice: Implements a Windows COM or Linux device for
* Trk communications. Provides synchronous write and asynchronous
* read operation.
* The serialFrames property specifies whether packets are encapsulated in
* "0x90 <length>" frames, which is currently the case for serial ports. */
class TrkDevice : public QObject
{
Q_DISABLE_COPY(TrkDevice)
Q_OBJECT
Q_PROPERTY(bool serialFrame READ serialFrame WRITE setSerialFrame)
Q_PROPERTY(bool verbose READ verbose WRITE setVerbose)
public:
explicit TrkDevice(QObject *parent = 0);
virtual ~TrkDevice();
bool open(const QString &port, QString *errorMessage);
bool isOpen() const;
void close();
QString errorString() const;
bool serialFrame() const;
void setSerialFrame(bool f);
bool verbose() const;
void setVerbose(bool b);
bool write(const QByteArray &data, QString *errorMessage);
signals:
void messageReceived(const TrkResult&);
private:
void tryTrkRead();
virtual void timerEvent(QTimerEvent *ev);
TrkDevicePrivate *d;
};
} // namespace trk
#endif // TRKDEVICE_H

4
tests/manual/trk/trklauncher.pri
View File

@@ -1,6 +1,8 @@
DEFINES += DEBUG_TRK=0 DEFINES += DEBUG_TRK=0
INCLUDEPATH *= $$PWD INCLUDEPATH *= $$PWD
SOURCES += $$PWD/launcher.cpp \ SOURCES += $$PWD/launcher.cpp \
$$PWD/trkutils.cpp $$PWD/trkutils.cpp \
$$PWD/trkdevice.cpp
HEADERS += $$PWD/trkutils.h \ HEADERS += $$PWD/trkutils.h \
$$PWD/trkdevice.h \
$$PWD/launcher.h $$PWD/launcher.h

7
tests/manual/trk/trkserver.cpp
View File

@@ -298,8 +298,11 @@ void TrkServer::readFromAdapter()
if (packet != m_adapterReadBuffer) if (packet != m_adapterReadBuffer)
logMessage("buffer: " + stringFromArray(m_adapterReadBuffer)); logMessage("buffer: " + stringFromArray(m_adapterReadBuffer));
while (!m_adapterReadBuffer.isEmpty()) while (!m_adapterReadBuffer.isEmpty()) {
handleAdapterMessage(extractResult(&m_adapterReadBuffer, m_serialFrame)); TrkResult r;
while (extractResult(&m_adapterReadBuffer, m_serialFrame, &r))
handleAdapterMessage(r);
}
} }
void TrkServer::writeToAdapter(byte command, byte token, const QByteArray &data) void TrkServer::writeToAdapter(byte command, byte token, const QByteArray &data)

30
tests/manual/trk/trkutils.cpp
View File

@@ -50,6 +50,14 @@ TrkResult::TrkResult() :
{ {
} }
void TrkResult::clear()
{
code = token= 0;
isDebugOutput = false;
data.clear();
cookie = QVariant();
}
QString TrkResult::toString() const QString TrkResult::toString() const
{ {
QString res = stringFromByte(code) + "[" + stringFromByte(token); QString res = stringFromByte(code) + "[" + stringFromByte(token);
@@ -114,20 +122,20 @@ ushort isValidTrkResult(const QByteArray &buffer, bool serialFrame)
return firstDelimiterPos != -1 ? firstDelimiterPos : buffer.size(); return firstDelimiterPos != -1 ? firstDelimiterPos : buffer.size();
} }
TrkResult extractResult(QByteArray *buffer, bool serialFrame) bool extractResult(QByteArray *buffer, bool serialFrame, TrkResult *result)
{ {
TrkResult result; result->clear();
const ushort len = isValidTrkResult(*buffer, serialFrame); const ushort len = isValidTrkResult(*buffer, serialFrame);
if (!len) if (!len)
return result; return false;
// handle receiving application output, which is not a regular command // handle receiving application output, which is not a regular command
const int delimiterPos = serialFrame ? 4 : 0; const int delimiterPos = serialFrame ? 4 : 0;
if (buffer->at(delimiterPos) != 0x7e) { if (buffer->at(delimiterPos) != 0x7e) {
result.isDebugOutput = true; result->isDebugOutput = true;
result.data = buffer->mid(delimiterPos, len); result->data = buffer->mid(delimiterPos, len);
result.data.replace("\r\n", "\n"); result->data.replace("\r\n", "\n");
*buffer->remove(0, delimiterPos + len); *buffer->remove(0, delimiterPos + len);
return result; return true;
} }
// FIXME: what happens if the length contains 0xfe? // FIXME: what happens if the length contains 0xfe?
// Assume for now that it passes unencoded! // Assume for now that it passes unencoded!
@@ -140,14 +148,14 @@ TrkResult extractResult(QByteArray *buffer, bool serialFrame)
if (sum != 0xff) if (sum != 0xff)
logMessage("*** CHECKSUM ERROR: " << byte(sum)); logMessage("*** CHECKSUM ERROR: " << byte(sum));
result.code = data.at(0); result->code = data.at(0);
result.token = data.at(1); result->token = data.at(1);
result.data = data.mid(2, data.size() - 3); result->data = data.mid(2, data.size() - 3);
//logMessage(" REST BUF: " << stringFromArray(*buffer)); //logMessage(" REST BUF: " << stringFromArray(*buffer));
//logMessage(" CURR DATA: " << stringFromArray(data)); //logMessage(" CURR DATA: " << stringFromArray(data));
//QByteArray prefix = "READ BUF: "; //QByteArray prefix = "READ BUF: ";
//logMessage((prefix + "HEADER: " + stringFromArray(header).toLatin1()).data()); //logMessage((prefix + "HEADER: " + stringFromArray(header).toLatin1()).data());
return result; return true;
} }
ushort extractShort(const char *data) ushort extractShort(const char *data)

3
tests/manual/trk/trkutils.h
View File

@@ -172,6 +172,7 @@ struct Breakpoint
struct TrkResult struct TrkResult
{ {
TrkResult(); TrkResult();
void clear();
QString toString() const; QString toString() const;
// 0 for no error. // 0 for no error.
int errorCode() const; int errorCode() const;
@@ -187,7 +188,7 @@ struct TrkResult
// the serial frame [0x01 0x90 <len>] and 0x7e encoded7d(ba) 0x7e // the serial frame [0x01 0x90 <len>] and 0x7e encoded7d(ba) 0x7e
QByteArray frameMessage(byte command, byte token, const QByteArray &data, bool serialFrame); QByteArray frameMessage(byte command, byte token, const QByteArray &data, bool serialFrame);
ushort isValidTrkResult(const QByteArray &buffer, bool serialFrame); ushort isValidTrkResult(const QByteArray &buffer, bool serialFrame);
TrkResult extractResult(QByteArray *buffer, bool serialFrame); bool extractResult(QByteArray *buffer, bool serialFrame, TrkResult *r);
QByteArray errorMessage(byte code); QByteArray errorMessage(byte code);
QByteArray hexNumber(uint n, int digits = 0); QByteArray hexNumber(uint n, int digits = 0);
uint swapEndian(uint in); uint swapEndian(uint in);