/**************************************************************************** ** ** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ** Contact: http://www.qt-project.org/legal ** ** This file is part of the test suite of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** Commercial License Usage ** Licensees holding valid commercial Qt licenses may use this file in ** accordance with the commercial license agreement provided with the ** Software or, alternatively, in accordance with the terms contained in ** a written agreement between you and Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/contact-us. ** ** 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, Digia gives you certain additional ** rights. These rights are described in the Digia 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. ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include #include #include #include #include #include #include #include #include #include #include #include #include #include const int bufsize = 16*1024; char buf[bufsize]; 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; }