bool ServerThread::handShake(StreamSocket* socket, UserNetworkIdentification* otherID, UInt32& tag) {
NetMessage message;
bool success;
UInt32 tempTag;
printd(INFO, "ServerThread::handShake(): receiving ID of client!\n");
// ID exchange
try {
Network::receiveNetMessage(socket, &message);
message.getUInt32(tempTag);
tag = tempTag;
internalNetwork->decodeId(otherID, &message);
} // try
catch (...) {
printd(ERROR, "ServerThread::handShake(): error at receiving client's ID!\n");
return false;
} // catch
printd(INFO, "ServerThread::handShake(): client has ip %s and userId %u\n",
internalNetwork->ipAddressToString(otherID->netId.address.ipAddress).c_str(),
otherID->userId);
// Check if client is already connected, send connectionDenied-Message if so
if (internalNetwork->checkClientConnected(&otherID->netId)) {
printd(WARNING, "ServerThread::handShake(): Client already connected!\n");
message.clear();
message.putUInt32(internalNetwork->connectionRequestDenyTag);
try {
Network::sendNetMessage(socket, &message);
} catch (...) {
}
return false;
} // if
if (tag != internalNetwork->quickConnectTag)
success = handleNormalConnect(socket, message);
else
success = handleQuickConnect(socket, message, otherID);
if (!success)
return false;
// internalNetwork->mapUserToNetworkId[otherID->userId] = otherID->netId;
return true;
} // handShake
// ----------------------------------------------------------------------------
void ConnectToServer::asynchronousUpdate()
{
switch(m_state)
{
case NONE:
{
Log::info("ConnectToServer", "Protocol starting");
// This protocol will write the public address of this
// instance to STKHost.
m_current_protocol = new GetPublicAddress(this);
m_current_protocol->requestStart();
// This protocol will be unpaused in the callback from
// GetPublicAddress
requestPause();
m_state = GETTING_SELF_ADDRESS;
break;
}
case GETTING_SELF_ADDRESS:
{
delete m_current_protocol; // delete GetPublicAddress
m_current_protocol = NULL;
registerWithSTKServer(); // Register us with STK server
if (m_quick_join)
{
handleQuickConnect();
// Quick connect will give us the server details,
// so we can immediately try to connect to the server
m_state = REQUESTING_CONNECTION;
}
else
{
m_state = GOT_SERVER_ADDRESS;
}
}
break;
case GOT_SERVER_ADDRESS:
{
assert(!m_quick_join);
delete m_current_protocol;
m_current_protocol = NULL;
Log::info("ConnectToServer", "Server's address known");
// we're in the same lan (same public ip address) !!
if (m_server_address.getIP() ==
NetworkConfig::get()->getMyAddress().getIP())
{
Log::info("ConnectToServer",
"Server appears to be in the same LAN.");
}
m_state = REQUESTING_CONNECTION;
m_current_protocol = new RequestConnection(m_server_id);
m_current_protocol->requestStart();
break;
}
case REQUESTING_CONNECTION:
// In case of a LAN server, m_crrent_protocol is NULL
if (!m_current_protocol ||
m_current_protocol->getState() == PROTOCOL_STATE_TERMINATED)
{
delete m_current_protocol;
m_current_protocol = NULL;
// Server knows we want to connect
Log::info("ConnectToServer", "Connection request made");
if (m_server_address.getIP() == 0 ||
m_server_address.getPort() == 0 )
{
// server data not correct, hide address and stop
m_state = HIDING_ADDRESS;
Log::error("ConnectToServer", "Server address is %s",
m_server_address.toString().c_str());
m_current_protocol = new HidePublicAddress();
m_current_protocol->requestStart();
return;
}
if (m_server_address.getIP()
== NetworkConfig::get()->getMyAddress().getIP() ||
NetworkConfig::get()->isLAN())
{
// We're in the same lan (same public ip address).
// The state will change to CONNECTING
handleSameLAN();
}
else
{
m_state = CONNECTING;
m_current_protocol = new PingProtocol(m_server_address, 2.0);
m_current_protocol->requestStart();
}
}
break;
case CONNECTING: // waiting the server to answer our connection
{
static double timer = 0;
if (StkTime::getRealTime() > timer+5.0) // every 5 seconds
{
STKHost::get()->connect(m_server_address);
timer = StkTime::getRealTime();
Log::info("ConnectToServer", "Trying to connect to %s",
m_server_address.toString().c_str());
}
break;
}
case CONNECTED:
{
Log::info("ConnectToServer", "Connected");
if(m_current_protocol)
{
// Kill the ping protocol because we're connected
m_current_protocol->requestTerminate();
}
delete m_current_protocol;
m_current_protocol = NULL;
// LAN networking does not use the stk server tables.
if(NetworkConfig::get()->isWAN())
{
m_current_protocol = new HidePublicAddress();
m_current_protocol->requestStart();
}
m_state = HIDING_ADDRESS;
break;
}
case HIDING_ADDRESS:
// Wait till we have hidden our address
if (!m_current_protocol ||
m_current_protocol->getState() == PROTOCOL_STATE_TERMINATED)
{
if(m_current_protocol)
{
delete m_current_protocol;
m_current_protocol = NULL;
Log::info("ConnectToServer", "Address hidden");
}
m_state = DONE;
// lobby room protocol if we're connected only
if(STKHost::get()->getPeers()[0]->isConnected())
{
Protocol *p = new ClientLobbyRoomProtocol(m_server_address);
p->requestStart();
}
}
break;
case DONE:
requestTerminate();
m_state = EXITING;
break;
case EXITING:
break;
}
} // asynchronousUpdate
