kdeconnect-kde/core/backends/lan/uploadjob.cpp
Albert Vaca 90d2b0ad69 Changing TLS version to what is used in LanLinkProvider.
Android<16 doesn't support TLS>1.0
2016-02-12 09:02:56 -08:00

117 lines
3.6 KiB
C++

/*
* 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 "uploadjob.h"
#include <qalgorithms.h>
#include <QtGlobal>
#include <kdeconnectconfig.h>
#include "core_debug.h"
UploadJob::UploadJob(const QSharedPointer<QIODevice>& source, const QString& deviceId): KJob()
{
// TODO: initialize in constructor
mInput = source;
mServer = new Server(this);
mSocket = nullptr;
mPort = 0;
// We will use this info if link is on ssl, to send encrypted payload
this->mDeviceId = deviceId;
connect(mInput.data(), SIGNAL(readyRead()), this, SLOT(readyRead()));
connect(mInput.data(), SIGNAL(aboutToClose()), this, SLOT(aboutToClose()));
}
void UploadJob::start()
{
mPort = 1739;
while (!mServer->listen(QHostAddress::Any, mPort)) {
mPort++;
if (mPort > 1764) { //No ports available?
qCWarning(KDECONNECT_CORE) << "Error opening a port in range 1739-1764 for file transfer";
mPort = 0;
return;
}
}
connect(mServer, SIGNAL(newConnection()), this, SLOT(newConnection()));
}
void UploadJob::newConnection()
{
if (!mInput->open(QIODevice::ReadOnly)) {
qCWarning(KDECONNECT_CORE) << "error when opening the input to upload";
return; //TODO: Handle error, clean up...
}
Server* server = qobject_cast<Server*>(sender());
// FIXME : It is called again when payload sending is finished. Unsolved mystery :(
disconnect(mServer, SIGNAL(newConnection()), this, SLOT(newConnection()));
mSocket = server->nextPendingConnection();
connect(mSocket, SIGNAL(disconnected()), mSocket, SLOT(deleteLater()));
mSocket->setLocalCertificate(KdeConnectConfig::instance()->certificate());
mSocket->setPrivateKey(KdeConnectConfig::instance()->privateKeyPath());
mSocket->setProtocol(QSsl::TlsV1_0);
mSocket->setPeerVerifyName(mDeviceId);
mSocket->addCaCertificate(QSslCertificate(KdeConnectConfig::instance()->getDeviceProperty(mDeviceId, "certificate", QString()).toLatin1()));
mSocket->startServerEncryption();
mSocket->waitForEncrypted();
readyRead();
}
void UploadJob::readyRead()
{
while ( mInput->bytesAvailable() > 0 )
{
qint64 bytes = qMin(mInput->bytesAvailable(), (qint64)4096);
int w = mSocket->write(mInput->read(bytes));
if (w<0) {
qCWarning(KDECONNECT_CORE) << "error when writing data to upload" << bytes << mInput->bytesAvailable();
break;
}
else
{
while ( mSocket->flush() );
}
}
mInput->close();
}
void UploadJob::aboutToClose()
{
mSocket->disconnectFromHost();
mSocket->close();
emitResult();
}
QVariantMap UploadJob::transferInfo()
{
Q_ASSERT(mPort != 0);
QVariantMap ret;
ret["port"] = mPort;
return ret;
}