You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
102 lines
2.8 KiB
102 lines
2.8 KiB
/* |
|
* Unofficial Qt Serial Port Library |
|
* |
|
* Copyright (c) 2010 Inbiza Systems Inc. All rights reserved. |
|
* |
|
* This program is free software: you can redistribute it and/or modify it |
|
* under the terms of the GNU Lesser General Public License as published by the |
|
* Free Software Foundation, either version 3 of the License, or (at your |
|
* option) any later version. |
|
* |
|
* This program is distributed in the hope that it will be useful, but WITHOUT |
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
|
* more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public License |
|
* along with this program. If not, see <http://www.gnu.org/licenses/> |
|
* |
|
* author labs@inbiza.com |
|
*/ |
|
|
|
#include <iostream> |
|
#include <QTcpSocket> |
|
#include <QTcpServer> |
|
#include <QSerialPort> |
|
#include "host.h" |
|
|
|
Host::Host(const QString &serPort, int tcpPort, QObject *parent) |
|
: QObject(parent), tcpPort_(tcpPort), tcpSocket_(NULL) |
|
{ |
|
using TNX::QSerialPort; |
|
|
|
serialPort_ = new QSerialPort(serPort, "9600,8,N,1", this); |
|
tcpServer_ = new QTcpServer(this); |
|
} |
|
|
|
Host::~Host() |
|
{ |
|
stop(); |
|
} |
|
|
|
int Host::start() |
|
{ |
|
// deal with serial port |
|
|
|
if ( serialPort_->open() ) { |
|
serialPort_->flushInBuffer(); |
|
serialPort_->flushOutBuffer(); |
|
} |
|
else { |
|
qFatal("Cannot open serial port: \"%s\". Giving up.", qPrintable(serialPort_->errorString())); |
|
return -1; |
|
} |
|
connect(serialPort_, SIGNAL(readyRead()), SLOT(onDataReceivedSerial())); |
|
|
|
// deal with tcp port |
|
|
|
std::cout << "Waiting for connection on tcp port " << tcpPort_ << std::endl; |
|
|
|
if ( tcpServer_->listen(QHostAddress::Any, tcpPort_) ) { |
|
std::cout << "Listening on " << qPrintable(tcpServer_->serverAddress().toString()) << ":" << tcpServer_->serverPort() << std::endl; |
|
connect(tcpServer_, SIGNAL(newConnection()), SLOT(onNewTcpConnection())); |
|
} |
|
else { |
|
qFatal("Cannot listening tcp port: \"%s\". Giving up.", qPrintable(tcpServer_->errorString())); |
|
return -1; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
int Host::stop() |
|
{ |
|
serialPort_->close(); |
|
disconnect(serialPort_, SIGNAL(readyRead()), this, SLOT(onDataReceivedSerial())); |
|
|
|
tcpServer_->close(); |
|
disconnect(tcpServer_, SIGNAL(newConnection()), this, SLOT(onNewTcpConnection())); |
|
|
|
return 0; |
|
} |
|
|
|
void Host::onDataReceivedNetwork() |
|
{ |
|
serialPort_->write(tcpSocket_->read(2048)); |
|
} |
|
|
|
void Host::onDataReceivedSerial() |
|
{ |
|
if ( tcpSocket_->state() == QAbstractSocket::ConnectedState ) { |
|
tcpSocket_->write(serialPort_->read(2048)); |
|
} |
|
} |
|
|
|
void Host::onNewTcpConnection() |
|
{ |
|
tcpSocket_ = tcpServer_->nextPendingConnection(); |
|
|
|
connect(tcpSocket_, SIGNAL(readyRead()), SLOT(onDataReceivedNetwork())); |
|
|
|
std::cout << "Connection is established with " << qPrintable(tcpSocket_->peerAddress().toString()) << std::endl; |
|
}
|
|
|