kdeconnect-kde/kded/backends/lan/socketlinereader.cpp

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/**
* Copyright 2013 Albert Vaca <albertvaka@gmail.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License or (at your option) version 3 or any later version
* accepted by the membership of KDE e.V. (or its successor approved
* by the membership of KDE e.V.), which shall act as a proxy
* defined in Section 14 of version 3 of the license.
*
* 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 General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "socketlinereader.h"
SocketLineReader::SocketLineReader(QTcpSocket* socket, QObject* parent)
: QObject(parent)
, mSocket(socket)
{
connect(mSocket, SIGNAL(disconnected()),
this, SIGNAL(disconnected()));
connect(mSocket, SIGNAL(readyRead()),
this, SLOT(dataReceived()));
}
void SocketLineReader::dataReceived()
{
QByteArray data = lastChunk + mSocket->readAll();
int parsedLength = 0;
int packageLength = 0;
Q_FOREACH(char c, data) {
packageLength++;
if (c == '\n') {
QByteArray package = data.mid(parsedLength,packageLength);
parsedLength += packageLength;
packageLength = 0;
if(package.length() > 1) { //Ignore single newlines
mPackages.enqueue(package);
}
}
}
lastChunk = data.mid(parsedLength);
if (mPackages.length() > 0) {
Q_EMIT readyRead();
} else {
qDebug() << "Received incomplete chunk of data, waiting for more";
}
if (mSocket->bytesAvailable() > 0) {
QMetaObject::invokeMethod(this, "dataReceived", Qt::QueuedConnection);
}
}