131 lines
4.4 KiB
C++
131 lines
4.4 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 "core_debug.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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#include "lanlinkprovider.h"
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LanDeviceLink::LanDeviceLink(const QString& deviceId, LinkProvider* parent, QSslSocket* socket, ConnectionStarted connectionSource)
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: DeviceLink(deviceId, parent, connectionSource)
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, mSocketLineReader(new SocketLineReader(socket))
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{
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connect(mSocketLineReader, SIGNAL(readyRead()),
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this, SLOT(dataReceived()));
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//We take ownership of the socket.
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//When the link provider distroys us,
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//the socket (and the reader) will be
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//destroyed as well
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connect(socket, SIGNAL(disconnected()),
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this, SLOT(deleteLater()));
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mSocketLineReader->setParent(this);
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socket->setParent(this);
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}
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QString LanDeviceLink::name()
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{
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return "LanLink"; // Should be same in both android and kde version
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}
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bool LanDeviceLink::sendPackageEncrypted(NetworkPackage& np)
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{
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if (np.hasPayload()) {
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np.setPayloadTransferInfo(sendPayload(np)->transferInfo());
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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 (until keepalive detects that they are down).
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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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np.setPayloadTransferInfo(sendPayload(np)->transferInfo());
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}
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int written = mSocketLineReader->write(np.serialize());
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return (written != -1);
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}
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UploadJob* LanDeviceLink::sendPayload(NetworkPackage& np)
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{
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QVariantMap transferInfo;
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//FIXME: The next two lines shouldn't be needed! Why are they here?
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transferInfo.insert("useSsl", true);
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transferInfo.insert("deviceId", deviceId());
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UploadJob* job = new UploadJob(np.payload(), deviceId());
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job->start();
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return job;
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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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// TODO : Check this with old device since package through ssl in unencrypted
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unserialized.decrypt(mPrivateKey, &unserialized);
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}
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if (unserialized.hasPayloadTransferInfo()) {
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//qCDebug(KDECONNECT_CORE) << "HasPayloadTransferInfo";
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QVariantMap transferInfo = unserialized.payloadTransferInfo();
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//FIXME: The next two lines shouldn't be needed! Why are they here?
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transferInfo.insert("useSsl", true);
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transferInfo.insert("deviceId", deviceId());
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DownloadJob* job = new DownloadJob(mSocketLineReader->peerAddress(), transferInfo);
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job->start();
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unserialized.setPayload(job->getPayload(), unserialized.payloadSize());
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}
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Q_EMIT receivedPackage(unserialized);
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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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void LanDeviceLink::requestPairing()
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{
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qobject_cast<LanLinkProvider*>(provider())->requestPairing(deviceId());
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}
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void LanDeviceLink::unpair()
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{
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setPairStatus(NotPaired);
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}
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