df0c262998
I had to keep the old kDebug code in kdebugnamespace because other parts of the code are using it. Will be removed as soon as all code using it is ported as well.
114 lines
3.8 KiB
C++
114 lines
3.8 KiB
C++
/**
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* Copyright 2013 Albert Vaca <albertvaka@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License or (at your option) version 3 or any later version
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* accepted by the membership of KDE e.V. (or its successor approved
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* by the membership of KDE e.V.), which shall act as a proxy
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* defined in Section 14 of version 3 of the license.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "landevicelink.h"
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <netdb.h>
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#include "../linkprovider.h"
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#include "uploadjob.h"
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#include "downloadjob.h"
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#include "socketlinereader.h"
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LanDeviceLink::LanDeviceLink(const QString& d, LinkProvider* a, QTcpSocket* socket)
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: DeviceLink(d, a)
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, mSocketLineReader(new SocketLineReader(socket, a))
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{
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connect(mSocketLineReader, SIGNAL(disconnected()),
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this, SLOT(deleteLater()));
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connect(mSocketLineReader, SIGNAL(readyRead()),
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this, SLOT(dataReceived()));
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}
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bool LanDeviceLink::sendPackageEncrypted(QCA::PublicKey& key, NetworkPackage& np)
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{
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if (np.hasPayload()) {
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UploadJob* job = new UploadJob(np.payload());
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job->start();
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np.setPayloadTransferInfo(job->getTransferInfo());
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}
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np.encrypt(key);
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int written = mSocketLineReader->write(np.serialize());
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//TODO: Actually detect if a package is received or not, now we keep TCP
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//"ESTABLISHED" connections that look legit (return true when we use them),
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//but that are actually broken
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return (written != -1);
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}
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bool LanDeviceLink::sendPackage(NetworkPackage& np)
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{
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if (np.hasPayload()) {
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UploadJob* job = new UploadJob(np.payload());
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job->start();
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np.setPayloadTransferInfo(job->getTransferInfo());
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}
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int written = mSocketLineReader->write(np.serialize());
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//TODO: Actually detect if a package is received or not, now we keep TCP
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//"ESTABLISHED" connections that look legit (return true when we use them),
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//but that are actually broken
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return (written != -1);
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}
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void LanDeviceLink::dataReceived()
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{
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if (mSocketLineReader->bytesAvailable() == 0) return;
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const QByteArray package = mSocketLineReader->readLine();
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//qCDebug(KDECONNECT_CORE) << "LanDeviceLink dataReceived" << package;
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NetworkPackage unserialized(QString::null);
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NetworkPackage::unserialize(package, &unserialized);
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if (unserialized.isEncrypted()) {
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//mPrivateKey should always be set when device link is added to device, no null-checking done here
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NetworkPackage decrypted(QString::null);
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unserialized.decrypt(mPrivateKey, &decrypted);
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if (decrypted.hasPayloadTransferInfo()) {
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qCDebug(KDECONNECT_CORE) << "HasPayloadTransferInfo";
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DownloadJob* job = new DownloadJob(mSocketLineReader->peerAddress(), decrypted.payloadTransferInfo());
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job->start();
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decrypted.setPayload(job->getPayload(), decrypted.payloadSize());
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}
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Q_EMIT receivedPackage(decrypted);
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} else {
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if (unserialized.hasPayloadTransferInfo()) {
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qWarning() << "Ignoring unencrypted payload";
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}
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Q_EMIT receivedPackage(unserialized);
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}
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if (mSocketLineReader->bytesAvailable() > 0) {
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QMetaObject::invokeMethod(this, "dataReceived", Qt::QueuedConnection);
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}
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}
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