int main(int argc, char**argv) { QCoreApplication app(argc, argv); // create it QAbstractSocketEngine *socketEngine = QAbstractSocketEngine::createSocketEngine(QAbstractSocket::TcpSocket, QNetworkProxy(QNetworkProxy::NoProxy), 0); if (!socketEngine) { qDebug() << "could not create engine"; exit(1); } // initialize it bool initialized = socketEngine->initialize(QAbstractSocket::TcpSocket, QAbstractSocket::IPv4Protocol); if (!initialized) { qDebug() << "not able to initialize engine"; exit(1); } // wait for connected int r = socketEngine->connectToHost(QHostAddress("74.125.77.99"), 80); // google bool readyToRead = false; bool readyToWrite = false; socketEngine->waitForReadOrWrite(&readyToRead, &readyToWrite, true, true, 10*1000); if (r <= 0) //timeout or error exit(1); if (readyToWrite) { // write the request QByteArray request("GET /robots.txt HTTP/1.0\r\n\r\n"); int ret = socketEngine->write(request.constData(), request.length()); if (ret == request.length()) { // read the response in a loop do { bool waitReadResult = socketEngine->waitForRead(10*1000); int available = socketEngine->bytesAvailable(); if (waitReadResult == true && available == 0) { // disconnected exit(0); } qFill(buf, buf + bufsize, 0); ret = socketEngine->read(buf, available); if (ret > 0) { printf("%s", buf); } else { // some failure when reading exit(1); } } while (1); } else { qDebug() << "failed writing"; } } else { qDebug() << "failed connecting"; } delete socketEngine; }
int main(int argc, char**argv) { QCoreApplication app(argc, argv); #ifdef Q_OS_SYMBIAN QNetworkConfigurationManager configurationManager; QNetworkConfiguration configuration = configurationManager.defaultConfiguration(); if (!configuration.isValid()) { qDebug() << "Got an invalid session configuration"; exit(1); } qDebug() << "Opening session..."; QNetworkSession *session = new QNetworkSession(configuration); // Does not work: // session->open(); // session->waitForOpened(); // works: QEventLoop loop; QObject::connect(session, SIGNAL(opened()), &loop, SLOT(quit()), Qt::QueuedConnection); QMetaObject::invokeMethod(session, "open", Qt::QueuedConnection); loop.exec(); if (session->isOpen()) { qDebug() << "session opened"; } else { qDebug() << "session could not be opened -" << session->errorString(); exit(1); } #endif // create it QAbstractSocketEngine *socketEngine = QAbstractSocketEngine::createSocketEngine(QAbstractSocket::TcpSocket, QNetworkProxy(QNetworkProxy::NoProxy), 0); if (!socketEngine) { qDebug() << "could not create engine"; exit(1); } // initialize it bool initialized = socketEngine->initialize(QAbstractSocket::TcpSocket, QAbstractSocket::IPv4Protocol); if (!initialized) { qDebug() << "not able to initialize engine"; exit(1); } // wait for connected int r = socketEngine->connectToHost(QHostAddress("74.125.77.99"), 80); // google bool readyToRead = false; bool readyToWrite = false; socketEngine->waitForReadOrWrite(&readyToRead, &readyToWrite, true, true, 10*1000); if (r <= 0) //timeout or error exit(1); if (readyToWrite) { // write the request QByteArray request("GET /robots.txt HTTP/1.0\r\n\r\n"); int ret = socketEngine->write(request.constData(), request.length()); if (ret == request.length()) { // read the response in a loop do { bool waitReadResult = socketEngine->waitForRead(10*1000); int available = socketEngine->bytesAvailable(); if (waitReadResult == true && available == 0) { // disconnected exit(0); } bzero(buf, bufsize); ret = socketEngine->read(buf, available); if (ret > 0) { #ifdef Q_OS_SYMBIAN qDebug() << buf; //printf goes only to screen, this goes to remote debug channel #else printf("%s", buf); #endif } else { // some failure when reading exit(1); } } while (1); } else { qDebug() << "failed writing"; } } else { qDebug() << "failed connecting"; } delete socketEngine; }