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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
// Qt
#include <QByteArray>
#include <QCoreApplication>
#include <QDataStream>
#include <QTimer>
// Test
#include "Test.h"
//------------------------------------------------------------------------------
My4Socket::My4Socket(QObject *parent)
: QTcpSocket(parent), safeShutDown(false)
{
connect(this, SIGNAL(readyRead()), this, SLOT(read()));
connect(this, SIGNAL(disconnected()), this, SLOT(closed()));
}
//------------------------------------------------------------------------------
void My4Socket::read(void)
{
QDataStream in(this);
quint32 num = 0;
quint32 reply = 0;
while (bytesAvailable()) {
in >> num;
if (num == 42) {
safeShutDown = true;
qDebug("SUCCESS");
QCoreApplication::instance()->quit();
return;
}
reply = num + 1;
if (reply == 42)
++reply;
}
// Reply with a bigger number
sendTest(reply);
}
//------------------------------------------------------------------------------
void My4Socket::closed(void)
{
if (!safeShutDown)
qDebug("FAILED");
QCoreApplication::instance()->quit();
}
//------------------------------------------------------------------------------
void My4Socket::sendTest(quint32 num)
{
QByteArray block;
QDataStream out(&block, QIODevice::WriteOnly);
out << num;
write(block, block.size());
}
//------------------------------------------------------------------------------
My4Server::My4Server(QObject *parent)
: QTcpServer(parent)
{
if (listen(QHostAddress::Any, 7700))
qDebug("qt4server");
QTimer::singleShot(5000, this, SLOT(stopServer()));
}
//------------------------------------------------------------------------------
void My4Server::incomingConnection(qintptr socketId)
{
m_socket = new My4Socket(this);
m_socket->setSocketDescriptor(socketId);
}
//------------------------------------------------------------------------------
void My4Server::stopServer()
{
if (m_socket) {
qDebug("SUCCESS");
m_socket->safeShutDown = true;
m_socket->sendTest(42);
} else {
QCoreApplication::instance()->quit();
}
}
//------------------------------------------------------------------------------
Test::Test(Type type)
{
switch (type) {
case Qt4Client: {
qDebug("qt4client");
My4Socket *s = new My4Socket(this);
s->connectToHost("localhost", 7700);
s->sendTest(1);
break;
}
case Qt4Server: {
new My4Server(this);
break;
}
default:
break;
}
}
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