int connectForGet(const char *ipaddr)
{
int servfd;
struct sockaddr_in servaddr;
#ifdef OS_WIN
WSADATA wsadata;
WSAStartup(MAKEWORD(2,2), &wsadata);
#endif
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons(PORTNO);
memset(&servaddr.sin_zero, '\0', 8);
servaddr.sin_addr.s_addr = inet_addr(ipaddr);
bumerang_info("Trying to connection");
if ((servfd = socket(AF_INET, SOCK_STREAM, 0)) == SOCKET_ERROR)
connectError("socket");
if (connect(servfd, (struct sockaddr *)&servaddr, sizeof(servaddr)) == SOCKET_ERROR)
connectError("connect");
bumerang_info("Connection successfull");
bumerang_info("Waiting the file");
return servfd;
}
int connectForSend(void)
{
int servfd;
int clientfd;
int yes = 1;
struct sockaddr_in servaddr, clientaddr;
char ipaddr[100];
#ifdef OS_WIN
WSADATA wsadata;
int addr_len;
WSAStartup(MAKEWORD(2,2), &wsadata);
#else
socklen_t addr_len;
#endif
bumerang_info("Trying to connection");
#ifdef OS_WIN
getIpAddressForNT(ipaddr);
#else
getIpAddressForPosix(ipaddr);
#endif
servaddr.sin_family = AF_INET;
servaddr.sin_port = htons(PORTNO);
memset(&servaddr.sin_zero, '\0', 8);
servaddr.sin_addr.s_addr = inet_addr(ipaddr);
if ((servfd = socket(AF_INET, SOCK_STREAM, 0)) == SOCKET_ERROR)
connectError("socket");
if (setsockopt(servfd, SOL_SOCKET, SO_REUSEADDR, (char *)&yes, sizeof (int)) == SOCKET_ERROR)
connectError("setsockopt");
if (bind(servfd, (struct sockaddr *) &servaddr, sizeof (servaddr)) == SOCKET_ERROR)
connectError("bind");
if (listen(servfd, BACKLOG) == SOCKET_ERROR)
connectError("listen");
bumerang_info("Connection successfull");
bumerang_info("Waiting the client");
addr_len = sizeof (clientaddr);
if ((clientfd = accept(servfd, (struct sockaddr *) &clientaddr, &addr_len)) == SOCKET_ERROR)
connectError("accept");
return clientfd;
}
void TCPStream::connect(const char *target, unsigned mss)
{
char namebuf[128];
char *cp;
struct servent *svc;
tpport_t port;
snprintf(namebuf, sizeof(namebuf), "%s", target);
cp = strrchr(namebuf, '/');
if(!cp)
cp = strrchr(namebuf, ':');
if(!cp) {
endStream();
connectError();
return;
}
*(cp++) = 0;
if(isdigit(*cp))
port = atoi(cp);
else {
mutex.enter();
svc = getservbyname(cp, "tcp");
if(svc)
port = ntohs(svc->s_port);
mutex.leave();
if(!svc) {
endStream();
connectError();
return;
}
}
switch(family) {
case IPV4:
connect(IPV4Host(namebuf), port, mss);
break;
#ifdef CCXX_IPV6
case IPV6:
connect(IPV6Host(namebuf), port, mss);
break;
#endif
default:
endStream();
connectError();
}
}
Socket::Error SocketPort::connect(const IPV4Address &ia, tpport_t port)
{
struct sockaddr_in addr;
Error rtn = errSuccess;
memset(&addr, 0, sizeof(addr));
addr.sin_family = AF_INET;
addr.sin_addr = getaddress(ia);
addr.sin_port = htons(port);
#ifndef WIN32
long opts = fcntl(so, F_GETFL);
fcntl(so, F_SETFL, opts | O_NDELAY);
#else
u_long opts = 1;
ioctlsocket(so,FIONBIO,&opts);
#endif
// Win32 will crash if you try to connect to INADDR_ANY.
if ( INADDR_ANY == addr.sin_addr.s_addr )
addr.sin_addr.s_addr = INADDR_LOOPBACK;
if(::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr)))
rtn = connectError();
#ifndef WIN32
fcntl(so, F_SETFL, opts);
#else
opts = 0;
ioctlsocket(so,FIONBIO,&opts);
#endif
return rtn;
}
//I'm the existing device, a new device is kindly introducing itself.
//I will create a TcpSocket and try to connect. This can result in either connected() or connectError().
void LanLinkProvider::newUdpConnection()
{
while (mUdpServer->hasPendingDatagrams()) {
QByteArray datagram;
datagram.resize(mUdpServer->pendingDatagramSize());
QHostAddress sender;
mUdpServer->readDatagram(datagram.data(), datagram.size(), &sender);
NetworkPackage* receivedPackage = new NetworkPackage("");
bool success = NetworkPackage::unserialize(datagram, receivedPackage);
if (!success || receivedPackage->type() != PACKAGE_TYPE_IDENTITY) {
delete receivedPackage;
continue;
}
if (receivedPackage->get<QString>("deviceId") == KdeConnectConfig::instance()->deviceId()) {
//qCDebug(KDECONNECT_CORE) << "Ignoring my own broadcast";
delete receivedPackage;
continue;
}
int tcpPort = receivedPackage->get<int>("tcpPort", port);
//qCDebug(KDECONNECT_CORE) << "Received Udp identity package from" << sender << " asking for a tcp connection on port " << tcpPort;
QTcpSocket* socket = new QTcpSocket(this);
receivedIdentityPackages[socket].np = receivedPackage;
receivedIdentityPackages[socket].sender = sender;
connect(socket, SIGNAL(connected()), this, SLOT(connected()));
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
socket->connectToHost(sender, tcpPort);
}
}
void TcpThread::run()
{
/**
* 内存泄漏检查
*/
//_CrtDumpMemoryLeaks();
//
TotalBytes = 0;
bytesReceived = 0;
fileNameSize = 0;
blockSize = 0;
loadSize = 4*1024;
bytesToWrite = 0;
bytesWritten = 0;
blFileOpen = false;
blerror = false;
upload_AND_download_Path = "G:\\TEEData\\";
m_searchPath = "G:\\TEEData_Build\\";
tcpServerConnection = new QTcpSocket;
if (!tcpServerConnection->setSocketDescriptor(socketDescriptor)) {
emit error(tcpServerConnection->error());
return;
}
connect(tcpServerConnection, SIGNAL(readyRead()), this, SLOT(receiveData()),Qt::DirectConnection);
connect(tcpServerConnection, SIGNAL(error(QAbstractSocket::SocketError)), this,SLOT(displayError(QAbstractSocket::SocketError)), Qt::DirectConnection);
connect(tcpServerConnection, SIGNAL(connectionClosed()), this, SLOT(connectError()), Qt::DirectConnection);
exec();
}
//We received a UDP package and answered by connecting to them by TCP. This gets called on a succesful connection.
void LanLinkProvider::connected()
{
qCDebug(KDECONNECT_CORE) << "Socket connected";
QSslSocket* socket = qobject_cast<QSslSocket*>(sender());
if (!socket) return;
disconnect(socket, &QAbstractSocket::connected, this, &LanLinkProvider::connected);
disconnect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
configureSocket(socket);
// If socket disconnects due to any reason after connection, link on ssl faliure
connect(socket, &QAbstractSocket::disconnected, socket, &QObject::deleteLater);
NetworkPackage* receivedPackage = receivedIdentityPackages[socket].np;
const QString& deviceId = receivedPackage->get<QString>(QStringLiteral("deviceId"));
//qCDebug(KDECONNECT_CORE) << "Connected" << socket->isWritable();
// If network is on ssl, do not believe when they are connected, believe when handshake is completed
NetworkPackage np2(QLatin1String(""));
NetworkPackage::createIdentityPackage(&np2);
socket->write(np2.serialize());
bool success = socket->waitForBytesWritten();
if (success) {
qCDebug(KDECONNECT_CORE) << "TCP connection done (i'm the existing device)";
// if ssl supported
if (receivedPackage->get<int>(QStringLiteral("protocolVersion")) >= MIN_VERSION_WITH_SSL_SUPPORT) {
bool isDeviceTrusted = KdeConnectConfig::instance()->trustedDevices().contains(deviceId);
configureSslSocket(socket, deviceId, isDeviceTrusted);
qCDebug(KDECONNECT_CORE) << "Starting server ssl (I'm the client TCP socket)";
connect(socket, &QSslSocket::encrypted, this, &LanLinkProvider::encrypted);
if (isDeviceTrusted) {
connect(socket, SIGNAL(sslErrors(QList<QSslError>)), this, SLOT(sslErrors(QList<QSslError>)));
}
socket->startServerEncryption();
return; // Return statement prevents from deleting received package, needed in slot "encrypted"
} else {
qWarning() << receivedPackage->get<QString>(QStringLiteral("deviceName")) << "uses an old protocol version, this won't work";
//addLink(deviceId, socket, receivedPackage, LanDeviceLink::Remotely);
}
} else {
//I think this will never happen, but if it happens the deviceLink
//(or the socket that is now inside it) might not be valid. Delete them.
qCDebug(KDECONNECT_CORE) << "Fallback (2), try reverse connection (send udp packet)";
mUdpSocket.writeDatagram(np2.serialize(), receivedIdentityPackages[socket].sender, PORT);
}
delete receivedIdentityPackages.take(socket).np;
//We don't delete the socket because now it's owned by the LanDeviceLink
}
Socket::Error SocketPort::connect(const IPV6Address &ia, tpport_t port)
{
struct sockaddr_in6 addr;
Error rtn = errSuccess;
memset(&addr, 0, sizeof(addr));
addr.sin6_family = AF_INET6;
addr.sin6_addr = getaddress(ia);
addr.sin6_port = htons(port);
#ifndef WIN32
long opts = fcntl(so, F_GETFL);
fcntl(so, F_SETFL, opts | O_NDELAY);
#else
u_long opts = 1;
ioctlsocket(so,FIONBIO,&opts);
#endif
// Win32 will crash if you try to connect to INADDR_ANY.
if(!memcmp(&addr.sin6_addr, &in6addr_any, sizeof(in6addr_any)))
memcpy(&addr.sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback));
if(::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr)))
rtn = connectError();
#ifndef WIN32
fcntl(so, F_SETFL, opts);
#else
opts = 0;
ioctlsocket(so,FIONBIO,&opts);
#endif
return rtn;
}
Socket::Error UDPTransmit::connect(const ucommon::Socket::address &host)
{
peer = host;
if(peer.isAny())
peer.setLoopback();
if(::connect(so, peer, peer.getLength()))
return connectError();
return errSuccess;
}
void NonNativeIrcEngine::connectToHost(QString host, int port) {
sock->connectToHost(host, port);
if (!sock->waitForConnected(10000)) {
QMessageBox::critical(NULL, "Erreur de connexion",
"Impossible de se connecter.");
emit connectError();
}
else connected = true;
}
void MeeTv::_initHtsp()
{
m_htsp = MeeTvHtsp::instance();
m_dvrEntriesModel = new MeeTvDvrEntryModel(m_htsp->dvrEntries());
m_eventModel = new MeeTvEventModel(m_htsp->events());
m_tagModel = new MeeTvTagModel(m_htsp->tags());
connect(&m_idleTimer, SIGNAL(timeout()), m_htsp, SLOT(disconnectIdle()));
connect(m_htsp, SIGNAL(connectError()), this, SLOT(_connectError()));
}
Socket::Error UDPReceive::connect(const ucommon::Socket::address &ia)
{
ucommon::Socket::address host = ia;
setPeer(host);
// Win32 will crash if you try to connect to INADDR_ANY.
if(host.isAny())
host.setLoopback();
if(::connect(so, host, host.getLength()))
return connectError();
return errSuccess;
}
Socket::Error UDPReceive::connect(const IPV6Host &ia, tpport_t port)
{
int len = sizeof(peer.ipv6);
peer.ipv6.sin6_family = AF_INET6;
peer.ipv6.sin6_addr = getaddress(ia);
peer.ipv6.sin6_port = htons(port);
// Win32 will crash if you try to connect to INADDR_ANY.
if(!memcmp(&peer.ipv6.sin6_addr, &in6addr_any, sizeof(in6addr_any)))
memcpy(&peer.ipv6.sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback));
if(::connect(so, (sockaddr *)&peer.ipv6, len))
return connectError();
return errSuccess;
}
Socket::Error UDPTransmit::cConnect(const IPV4Address &ia, tpport_t port)
{
int len = sizeof(peer.ipv4);
peer.ipv4.sin_family = AF_INET;
peer.ipv4.sin_addr = getaddress(ia);
peer.ipv4.sin_port = htons(port);
// Win32 will crash if you try to connect to INADDR_ANY.
if ( INADDR_ANY == peer.ipv4.sin_addr.s_addr )
peer.ipv4.sin_addr.s_addr = INADDR_LOOPBACK;
if(::connect(so, (sockaddr *)&peer.ipv4, len))
return connectError();
return errSuccess;
}
int Client::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QThread::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
switch (_id) {
case 0: dataReceived((*reinterpret_cast< QString(*)>(_a[1]))); break;
case 1: connectError(); break;
default: ;
}
_id -= 2;
}
return _id;
}
void ClientThread::run() {
memset(&client, 0, sizeof(struct sockaddr));
client.sin_family = AF_INET;
client.sin_addr.s_addr = INADDR_ANY;
client.sin_port = 0;
sock = socket(PF_INET, SOCK_DGRAM, 0);
setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval));
if(gethostbyname_r(addr.toStdString().c_str(), &he, buf, sizeof(buf), &ip_addr, &status) || !ip_addr || sock < 0 || bind(sock, (struct sockaddr*)&client, sizeof(struct sockaddr)) < 0) {
emit connectError();
::close(sock);
}
else {
memset(&server, 0, sizeof(struct sockaddr));
memcpy(&server.sin_addr.s_addr, ip_addr->h_addr, ip_addr->h_length);
server.sin_family = AF_INET;
server.sin_port = htons(port.toInt());
sendto(sock, "new0"+name.toUtf8(), name.toUtf8().length()+4, 0, (struct sockaddr*)&server, sizeof(struct sockaddr));
buf_size = recvfrom(sock, buf, 2048, 0, (struct sockaddr*)&server, &size);
id = QString::fromUtf8(buf, buf_size);
emit connectSuccess(id);
while (true) {
buf_size = recvfrom(sock, buf, 2048, 0, (struct sockaddr*)&consultant, &size);
if(QString::fromUtf8(buf, 4) == "exit") {
talk = false;
emit newSysMessage("Rozmowa została zakończona.");
sendto(sock, "exit"+id.toUtf8(), id.toUtf8().length()+4, 0, (struct sockaddr*)&server, sizeof(struct sockaddr));
emit exitTalk();
break;
}
else if(!talk && QString::fromUtf8(buf, 3) == "con") {
talk = true;
emit newSysMessage("Właśnie połączył się z Tobą konsultant "+QString::fromUtf8(buf, buf_size).mid(3,buf_size-3)+".");
emit startTalk();
}
else if(talk && QString::fromUtf8(buf, 1) == ";") {
emit newMessage(QString::fromUtf8(buf, buf_size).mid(1,buf_size-1));
}
}
}
}
SocketPort::SocketPort(SocketService *svc, const IPV6Host &ih, tpport_t port) :
Socket(AF_INET6, SOCK_STREAM, 0)
{
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
next = prev = NULL;
service = NULL;
addr.sin6_family = AF_INET6;
addr.sin6_addr = getaddress(ih);
addr.sin6_port = htons(port);
detect_pending = true;
detect_disconnect = true;
long opts = fcntl(so, F_GETFL);
fcntl(so, F_SETFL, opts | O_NDELAY);
int rtn = ::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr));
if(!rtn)
{
state = CONNECTED;
}
else
{
if(errno == EINPROGRESS)
{
state = CONNECTING;
}
else
{
endSocket();
connectError();
return;
}
}
fcntl(so, F_SETFL, opts);
setError(false);
detect_output = (state == CONNECTING);
if(svc)
svc->attach(this);
// if(state == CONNECTING)
// setDetectOutput(true);
}
void LanLinkProvider::connectError()
{
QSslSocket* socket = qobject_cast<QSslSocket*>(sender());
if (!socket) return;
disconnect(socket, SIGNAL(connected()), this, SLOT(connected()));
disconnect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
qCDebug(KDECONNECT_CORE) << "Fallback (1), try reverse connection (send udp packet)" << socket->errorString();
NetworkPackage np("");
NetworkPackage::createIdentityPackage(&np);
np.set("tcpPort", mTcpPort);
mUdpSocket.writeDatagram(np.serialize(), receivedIdentityPackages[socket].sender, port);
//The socket we created didn't work, and we didn't manage
//to create a LanDeviceLink from it, deleting everything.
delete receivedIdentityPackages.take(socket).np;
delete socket;
}
//I'm the existing device, a new device is kindly introducing itself.
//I will create a TcpSocket and try to connect. This can result in either connected() or connectError().
void LanLinkProvider::newUdpConnection() //udpBroadcastReceived
{
while (mUdpSocket.hasPendingDatagrams()) {
QByteArray datagram;
datagram.resize(mUdpSocket.pendingDatagramSize());
QHostAddress sender;
mUdpSocket.readDatagram(datagram.data(), datagram.size(), &sender);
if (sender.isLoopback() && !mTestMode)
continue;
NetworkPackage* receivedPackage = new NetworkPackage(QLatin1String(""));
bool success = NetworkPackage::unserialize(datagram, receivedPackage);
//qCDebug(KDECONNECT_CORE) << "udp connection from " << receivedPackage->;
//qCDebug(KDECONNECT_CORE) << "Datagram " << datagram.data() ;
if (!success || receivedPackage->type() != PACKAGE_TYPE_IDENTITY) {
delete receivedPackage;
continue;
}
if (receivedPackage->get<QString>(QStringLiteral("deviceId")) == KdeConnectConfig::instance()->deviceId()) {
//qCDebug(KDECONNECT_CORE) << "Ignoring my own broadcast";
delete receivedPackage;
continue;
}
int tcpPort = receivedPackage->get<int>(QStringLiteral("tcpPort"), PORT);
//qCDebug(KDECONNECT_CORE) << "Received Udp identity package from" << sender << " asking for a tcp connection on port " << tcpPort;
QSslSocket* socket = new QSslSocket(this);
receivedIdentityPackages[socket].np = receivedPackage;
receivedIdentityPackages[socket].sender = sender;
connect(socket, &QAbstractSocket::connected, this, &LanLinkProvider::connected);
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
socket->connectToHost(sender, tcpPort);
}
}
Socket::Error SocketPort::connect(const IPV6Address &ia, tpport_t port)
{
struct sockaddr_in6 addr;
Error rtn = errSuccess;
memset(&addr, 0, sizeof(addr));
addr.sin6_family = AF_INET6;
addr.sin6_addr = getaddress(ia);
addr.sin6_port = htons(port);
long opts = fcntl(so, F_GETFL);
fcntl(so, F_SETFL, opts | O_NDELAY);
if(!memcmp(&addr.sin6_addr, &in6addr_any, sizeof(in6addr_any)))
memcpy(&addr.sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback));
if(::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr)))
rtn = connectError();
fcntl(so, F_SETFL, opts);
return rtn;
}
void LanLinkProvider::connected()
{
QTcpSocket* socket = qobject_cast<QTcpSocket*>(sender());
if (!socket) return;
disconnect(socket, SIGNAL(connected()), this, SLOT(connected()));
disconnect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
configureSocket(socket);
NetworkPackage* receivedPackage = receivedIdentityPackages[socket].np;
const QString& deviceId = receivedPackage->get<QString>("deviceId");
//qCDebug(KDECONNECT_CORE) << "Connected" << socket->isWritable();
LanDeviceLink* deviceLink = new LanDeviceLink(deviceId, this, socket);
NetworkPackage np2("");
NetworkPackage::createIdentityPackage(&np2);
bool success = deviceLink->sendPackage(np2);
if (success) {
//qCDebug(KDECONNECT_CORE) << "Handshaking done (i'm the existing device)";
connect(deviceLink, SIGNAL(destroyed(QObject*)),
this, SLOT(deviceLinkDestroyed(QObject*)));
Q_EMIT onConnectionReceived(*receivedPackage, deviceLink);
//We kill any possible link from this same device
QMap< QString, DeviceLink* >::iterator oldLinkIterator = mLinks.find(deviceId);
if (oldLinkIterator != mLinks.end()) {
DeviceLink* oldLink = oldLinkIterator.value();
disconnect(oldLink, SIGNAL(destroyed(QObject*)),
this, SLOT(deviceLinkDestroyed(QObject*)));
oldLink->deleteLater();
mLinks.erase(oldLinkIterator);
}
mLinks[deviceId] = deviceLink;
} else {
Socket::Error UDPSocket::disconnect(void)
{
struct sockaddr_in addr;
int len = sizeof(addr);
if(so == INVALID_SOCKET)
return errSuccess;
Socket::state = BOUND;
memset(&addr, 0, len);
#ifndef _MSWINDOWS_
addr.sin_family = AF_UNSPEC;
#else
addr.sin_family = AF_INET;
memset(&addr.sin_addr, 0, sizeof(addr.sin_addr));
#endif
if(::connect(so, (sockaddr *)&addr, len))
return connectError();
return errSuccess;
}
/*!
* \fn int main(int argc, char **argv)
* Fonction principale
* \return Le code de fin d'execution de la main loop.
*/
int main (int argc,char **argv) {
QApplication app(argc,argv);
MainWindow *fen = new MainWindow(NULL);
IIrcEngine *engine = NonNativeIrcEngine::engine();
QObject::connect(fen,
SIGNAL(connectMe(const QString&, int, const QString&)),
engine,
SLOT(initiateConnection(const QString&, int, const QString&)));
QObject::connect(engine, SIGNAL(lineReceived(QString)), fen, SLOT(readServer(QString)));
QObject::connect(fen, SIGNAL(sendASCIIMessage(const QString&)), engine, SLOT(sendASCIIMessage(const QString&)));
/* La QMainWindow */
MainWindowView *mW = new MainWindowView(fen,NULL);
mW->show();
XmlConfManager *confMan = XmlConfManager::confManager();
/*confMan->addServer("test");
confMan->addNetwork("test", confMan->createNetwork("irc.fansub-irc.eu", "6667"));
confMan->changeUser("test", confMan->createUser("pierre", "pierreghost", "user", "real"));
confMan->changeFavChan("test", "#fsf,#Kyubi-Wolf");
confMan->changeCommand("test", "/ns identify albachat");
confMan->save();*/
confMan->read();
ServerList *serverList = new ServerList();
QObject::connect(serverList, SIGNAL(connectSignal(QString&, int, QString&)),
fen, SLOT(connexion(QString&, int, QString&)));
QObject::connect(engine, SIGNAL(connectError()),
serverList, SLOT(reconnect()));
serverList->show();
return app.exec();
}
SocketPort::SocketPort(SocketService *svc, const IPV6Host &ih, tpport_t port) :
Socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP)
{
#ifdef WIN32
// FIXME: error handling
event = CreateEvent(NULL,TRUE,FALSE,NULL);
#endif
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
next = prev = NULL;
service = NULL;
addr.sin6_family = AF_INET6;
addr.sin6_addr = getaddress(ih);
addr.sin6_port = htons(port);
detect_pending = true;
detect_disconnect = true;
#ifndef WIN32
long opts = fcntl(so, F_GETFL);
fcntl(so, F_SETFL, opts | O_NDELAY);
#else
u_long opts = 1;
ioctlsocket(so,FIONBIO,&opts);
#endif
int rtn = ::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr));
if(!rtn) {
state = CONNECTED;
}
else {
#ifndef WIN32
if(errno == EINPROGRESS)
#else
if(WSAGetLastError() == WSAEINPROGRESS || WSAGetLastError() == WSAEWOULDBLOCK)
#endif
{
state = CONNECTING;
}
else {
endSocket();
connectError();
return;
}
}
#ifndef WIN32
fcntl(so, F_SETFL, opts);
#else
opts = 0;
ioctlsocket(so,FIONBIO,&opts);
#endif
setError(false);
detect_output = (state == CONNECTING);
if(svc)
svc->attach(this);
// if(state == CONNECTING)
// setDetectOutput(true);
}
TCPStream::TCPStream(TCPSocket &server, bool throwflag, timeout_t to) :
streambuf(), Socket(accept(server.getSocket(), NULL, NULL)),
#ifdef OLD_IOSTREAM
iostream()
#else
iostream((streambuf *)this)
#endif
,bufsize(0)
,gbuf(NULL)
,pbuf(NULL) {
tpport_t port;
family = IPV4;
#ifdef OLD_IOSTREAM
init((streambuf *)this);
#endif
timeout = to;
setError(throwflag);
IPV4Host host = getPeer(&port);
if(!server.onAccept(host, port)) {
endSocket();
error(errConnectRejected);
iostream::clear(ios::failbit | rdstate());
return;
}
segmentBuffering(server.getSegmentSize());
Socket::state = CONNECTED;
}
#ifdef CCXX_IPV6
TCPStream::TCPStream(TCPV6Socket &server, bool throwflag, timeout_t to) :
streambuf(), Socket(accept(server.getSocket(), NULL, NULL)),
#ifdef OLD_IOSTREAM
iostream()
#else
iostream((streambuf *)this)
#endif
,bufsize(0)
,gbuf(NULL)
,pbuf(NULL) {
tpport_t port;
family = IPV6;
#ifdef OLD_IOSTREAM
init((streambuf *)this);
#endif
timeout = to;
setError(throwflag);
IPV6Host host = getIPV6Peer(&port);
if(!server.onAccept(host, port)) {
endSocket();
error(errConnectRejected);
iostream::clear(ios::failbit | rdstate());
return;
}
segmentBuffering(server.getSegmentSize());
Socket::state = CONNECTED;
}
#endif
TCPStream::TCPStream(const IPV4Host &host, tpport_t port, unsigned size, bool throwflag, timeout_t to) :
streambuf(), Socket(AF_INET, SOCK_STREAM, IPPROTO_TCP),
#ifdef OLD_IOSTREAM
iostream(),
#else
iostream((streambuf *)this),
#endif
bufsize(0),gbuf(NULL),pbuf(NULL) {
#ifdef OLD_IOSTREAM
init((streambuf *)this);
#endif
family = IPV4;
timeout = to;
setError(throwflag);
connect(host, port, size);
}
#ifdef CCXX_IPV6
TCPStream::TCPStream(const IPV6Host &host, tpport_t port, unsigned size, bool throwflag, timeout_t to) :
streambuf(), Socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP),
#ifdef OLD_IOSTREAM
iostream(),
#else
iostream((streambuf *)this),
#endif
bufsize(0),gbuf(NULL),pbuf(NULL) {
family = IPV6;
#ifdef OLD_IOSTREAM
init((streambuf *)this);
#endif
timeout = to;
setError(throwflag);
connect(host, port, size);
}
#endif
TCPStream::~TCPStream()
{
#ifdef CCXX_EXCEPTIONS
try { endStream(); }
catch( ... ) { if ( ! std::uncaught_exception()) throw;};
#else
endStream();
#endif
}
#ifdef HAVE_GETADDRINFO
void TCPStream::connect(const char *target, unsigned mss)
{
char namebuf[128];
char *cp;
struct addrinfo hint, *list = NULL, *next, *first;
bool connected = false;
snprintf(namebuf, sizeof(namebuf), "%s", target);
cp = strrchr(namebuf, '/');
if(!cp)
cp = strrchr(namebuf, ':');
if(!cp) {
endStream();
connectError();
return;
}
*(cp++) = 0;
memset(&hint, 0, sizeof(hint));
hint.ai_family = family;
hint.ai_socktype = SOCK_STREAM;
hint.ai_protocol = IPPROTO_TCP;
if(getaddrinfo(namebuf, cp, &hint, &list) || !list) {
endStream();
connectError();
return;
}
first = list;
#ifdef TCP_MAXSEG
if(mss)
setsockopt(so, IPPROTO_TCP, TCP_MAXSEG, (char *)&mss, sizeof(mss));
#endif
while(list) {
if(!::connect(so, list->ai_addr, (socklen_t)list->ai_addrlen)) {
connected = true;
break;
}
next = list->ai_next;
list = next;
}
freeaddrinfo(first);
if(!connected) {
endStream();
connectError();
return;
}
segmentBuffering(mss);
Socket::state = CONNECTED;
}
void TCPStream::connect(const IPV6Host &host, tpport_t port, unsigned mss)
{
size_t i;
fd_set fds;
struct timeval to;
bool connected = false;
int rtn;
int sockopt;
socklen_t len = sizeof(sockopt);
#ifdef TCP_MAXSEG
if(mss)
setsockopt(so, IPPROTO_TCP, TCP_MAXSEG, (char *)&mss, sizeof(mss));
#endif
for(i = 0 ; i < host.getAddressCount(); i++) {
struct sockaddr_in6 addr;
memset(&addr, 0, sizeof(addr));
addr.sin6_family = AF_INET6;
addr.sin6_addr = host.getAddress(i);
addr.sin6_port = htons(port);
if(timeout)
setCompletion(false);
// Win32 will crash if you try to connect to INADDR_ANY.
if ( !memcmp(&addr.sin6_addr, &in6addr_any, sizeof(in6addr_any)))
memcpy(&addr.sin6_addr, &in6addr_loopback, sizeof(in6addr_loopback));
rtn = ::connect(so, (struct sockaddr *)&addr, (socklen_t)sizeof(addr));
if(!rtn) {
connected = true;
break;
}
#ifndef _MSWINDOWS_
if(errno == EINPROGRESS)
#else
if(WSAGetLastError() == WSAEINPROGRESS)
#endif
{
FD_ZERO(&fds);
FD_SET(so, &fds);
to.tv_sec = timeout / 1000;
to.tv_usec = timeout % 1000 * 1000;
// timeout check for connect completion
if(::select((int)so + 1, NULL, &fds, NULL, &to) < 1)
continue;
getsockopt(so, SOL_SOCKET, SO_ERROR, (char *)&sockopt, &len);
if(!sockopt) {
connected = true;
break;
}
endSocket();
so = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
if(so == INVALID_SOCKET)
break;
}
}
setCompletion(true);
if(!connected) {
rtn = errno;
endStream();
errno = rtn;
connectError();
return;
}
segmentBuffering(mss);
Socket::state = CONNECTED;
}
void closeConnect(int socket)
{
shutdown(socket, 2);
if (close(socket) == SOCKET_ERROR)
connectError("close");
}
void LanLinkProvider::connected()
{
qCDebug(KDECONNECT_CORE) << "Socket connected";
QSslSocket* socket = qobject_cast<QSslSocket*>(sender());
if (!socket) return;
disconnect(socket, SIGNAL(connected()), this, SLOT(connected()));
disconnect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(connectError()));
configureSocket(socket);
// If socket disconnects due to any reason after connection, link on ssl faliure
connect(socket, SIGNAL(disconnected()), socket, SLOT(deleteLater()));
NetworkPackage* receivedPackage = receivedIdentityPackages[socket].np;
const QString& deviceId = receivedPackage->get<QString>("deviceId");
//qCDebug(KDECONNECT_CORE) << "Connected" << socket->isWritable();
// If network is on ssl, do not believe when they are connected, believe when handshake is completed
NetworkPackage np2("");
NetworkPackage::createIdentityPackage(&np2);
socket->write(np2.serialize());
bool success = socket->waitForBytesWritten();
if (success) {
qCDebug(KDECONNECT_CORE) << "Handshaking done (i'm the existing device)";
// if ssl supported
if (receivedPackage->get<int>("protocolVersion") >= NetworkPackage::ProtocolVersion) {
// since I support ssl and remote device support ssl
socket->setPeerVerifyName(deviceId);
QString certString = KdeConnectConfig::instance()->getDeviceProperty(deviceId, "certificate", QString());
if (!certString.isEmpty()) {
qCDebug(KDECONNECT_CORE) << "Device trusted";
socket->addCaCertificate(QSslCertificate(certString.toLatin1()));
socket->setPeerVerifyMode(QSslSocket::VerifyPeer);
connect(socket, SIGNAL(sslErrors(QList<QSslError>)), this, SLOT(sslErrors(QList<QSslError>)));
} else {
qCDebug(KDECONNECT_CORE) << "Device untrusted";
// Do not care about ssl errors here, socket will not be closed due to errors because of query peer
socket->setPeerVerifyMode(QSslSocket::QueryPeer);
connect(socket, SIGNAL(sslErrors(QList<QSslError>)), this, SLOT(sslErrorsLogButIgnore(QList<QSslError>)));
}
qCDebug(KDECONNECT_CORE) << "Starting server ssl (I'm the client TCP socket)";
connect(socket, SIGNAL(encrypted()), this, SLOT(encrypted()));
socket->startServerEncryption();
return; // Return statement prevents from deleting received package, needed in slot "encrypted"
} else {
qWarning() << "Incompatible protocol version, this won't work";
//addLink(deviceId, socket, receivedPackage, LanDeviceLink::Remotely);
}
} else {
//I think this will never happen, but if it happens the deviceLink
//(or the socket that is now inside it) might not be valid. Delete them.
qCDebug(KDECONNECT_CORE) << "Fallback (2), try reverse connection (send udp packet)";
mUdpSocket.writeDatagram(np2.serialize(), receivedIdentityPackages[socket].sender, port);
}
delete receivedIdentityPackages.take(socket).np;
//We don't delete the socket because now it's owned by the LanDeviceLink
}
void MainWindow::initConnection()
{
// Show connecting dialog
mConnectingDialog->show();
// Connection
QNetworkConfigurationManager manager;
const bool canStartIAP = (manager.capabilities() & QNetworkConfigurationManager::CanStartAndStopInterfaces);
QNetworkConfiguration cfg = manager.defaultConfiguration();
if (!cfg.isValid() || (!canStartIAP && cfg.state() != QNetworkConfiguration::Active)) return;
mNetworkSession = new QNetworkSession(cfg, this);
connect(mNetworkSession, SIGNAL(opened()), this, SLOT(connectOpened()));
connect(mNetworkSession, SIGNAL(error(QNetworkSession::SessionError)), this, SLOT(connectError(QNetworkSession::SessionError)));
mNetworkSession->open();
}
