void SocksConnection::StartUdpAssociate(const QString &, quint16)
{
_udp_socket = QSharedPointer<QUdpSocket>(new QUdpSocket());
if(!_udp_socket->bind(_socket->localAddress(), 0)) {
EstablishFail(SocksReply_GeneralServerFailure);
return;
}
connect(_udp_socket.data(), SIGNAL(readyRead()), this, SLOT(UdpReadFromSocket()));
connect(_udp_socket.data(), SIGNAL(disconnected()), this, SLOT(Close()));
connect(_udp_socket.data(), SIGNAL(error(QAbstractSocket::SocketError)),
SLOT(UdpHandleError(QAbstractSocket::SocketError)));
QByteArray verif_bytes = _verif_key->GetByteArray();
_conn_id = Hash().ComputeHash(verif_bytes);
emit ProxyConnected();
_state = ConnState_Connected;
TunnelPacket packet = TunnelPacket::BuildUdpStart(GetConnectionId(),
verif_bytes);
SendUpstreamPacket(packet.GetPacket());
qDebug() << "SOCKS UDP Addr" << _udp_socket->localAddress() << _udp_socket->localPort();
WriteSocksReply(SocksReply_Succeeded, _udp_socket->localAddress(),
_udp_socket->localPort());
}
void SocksConnection::StartConnect(const QString &host, quint16 port)
{
QByteArray verif_bytes = _verif_key->GetByteArray();
_conn_id = Hash().ComputeHash(verif_bytes);
emit ProxyConnected();
_state = ConnState_Connected;
TunnelPacket packet = TunnelPacket::BuildTcpStart(GetConnectionId(),
host, port, verif_bytes);
SendUpstreamPacket(packet.GetPacket());
WriteSocksReply(SocksReply_Succeeded, _socket->localAddress(),
_socket->localPort());
}
void SocksConnection::StartConnect(const SocksHostAddress &dest_host)
{
QByteArray verif_bytes = _verif_key->GetByteArray();
QByteArray packet = TcpStartPacket(verif_bytes, dest_host).ToByteArray();
// Start the connection
_conn_id = _hash_algo->ComputeHash(verif_bytes);
emit ProxyConnected();
_state = ConnState_Connected;
SendUpstreamPacket(packet);
WriteSocksReply(SocksReply_Succeeded, QHostAddress(), 8888);
ReadFromSocket();
}
void SocksConnection::StartUdpAssociate(const SocksHostAddress &peer_host)
{
if(!peer_host.IsHostName()
&& peer_host.GetPort()
&& peer_host.GetAddress() != QHostAddress::Any
&& peer_host.GetAddress() != QHostAddress::AnyIPv6) {
_udp_peer = peer_host.GetAddress();
_udp_peer_port = peer_host.GetPort();
}
_udp_socket = QSharedPointer<QUdpSocket>(new QUdpSocket());
// Bind to some accessible port on the same address as the
// SOCKS TCP server
_udp_socket->bind(_socket->localAddress(), 0);
if(_udp_socket->state() != QAbstractSocket::BoundState) {
return EstablishFail(SocksReply_GeneralServerFailure);
}
// Connect to methods here
connect(_udp_socket.data(), SIGNAL(readyRead()), this, SLOT(UdpReadFromSocket()));
connect(_udp_socket.data(), SIGNAL(disconnected()), this, SLOT(Close()));
connect(_udp_socket.data(), SIGNAL(error(QAbstractSocket::SocketError)),
SLOT(UdpHandleError(QAbstractSocket::SocketError)));
QByteArray verif_bytes = _verif_key->GetByteArray();
QByteArray packet = UdpStartPacket(verif_bytes).ToByteArray();
// Start the connection
_conn_id = _hash_algo->ComputeHash(verif_bytes);
emit ProxyConnected();
_state = ConnState_Connected;
SendUpstreamPacket(packet);
qDebug() << "SOCKS UDP Addr" << _udp_socket->localAddress() << _udp_socket->localPort();
SocksConnection::WriteSocksReply(SocksReply_Succeeded, _udp_socket->localAddress(), _udp_socket->localPort());
}
