void NetInterface::handleConnectAccept(const Address &address, BitStream *stream)
{
   Nonce nonce, serverNonce;

   nonce.read(stream);
   serverNonce.read(stream);

   U32 decryptPos = stream->getBytePosition();
   stream->setBytePosition(decryptPos);

   // Make sure we're actually waiting for a connection.  If not, then there's something wrong, and we bail.
   NetConnection *conn = findPendingConnection(address);
   if(!conn || conn->getConnectionState() != NetConnection::AwaitingConnectResponse)
      return;

   ConnectionParameters &theParams = conn->getConnectionParameters();

   if(theParams.mNonce != nonce || theParams.mServerNonce != serverNonce)
      return;

   if(theParams.mUsingCrypto)
   {
      SymmetricCipher theCipher(theParams.mSharedSecret);
      if(!stream->decryptAndCheckHash(NetConnection::MessageSignatureBytes, decryptPos, &theCipher))
         return;
   }
   U32 recvSequence;
   stream->read(&recvSequence);
   conn->setInitialRecvSequence(recvSequence);

   NetConnection::TerminationReason reason;
   if(!conn->readConnectAccept(stream, reason))
   {
      removePendingConnection(conn);
      return;
   }

   if(theParams.mUsingCrypto)
   {
      stream->read(SymmetricCipher::KeySize, theParams.mInitVector);
      conn->setSymmetricCipher(new SymmetricCipher(theParams.mSymmetricKey, theParams.mInitVector));
   }

   addConnection(conn);           // First, add it as a regular connection,
   removePendingConnection(conn); // then remove it from the pending connection list

   conn->setConnectionState(NetConnection::Connected);
   conn->onConnectionEstablished(); // notify the connection that it has been established
   logprintf(LogConsumer::LogNetInterface, "Received Connect Accept - connection established.");
}
Ejemplo n.º 2
0
void NetInterface::handleConnectAccept(const Address &address, BitStream *stream)
{
   Nonce nonce, serverNonce;

   nonce.read(stream);
   serverNonce.read(stream);
   U32 decryptPos = stream->getBytePosition();
   stream->setBytePosition(decryptPos);

   NetConnection *conn = findPendingConnection(address);
   if(!conn || conn->getConnectionState() != NetConnection::AwaitingConnectResponse)
      return;

   ConnectionParameters &theParams = conn->getConnectionParameters();

   if(theParams.mNonce != nonce || theParams.mServerNonce != serverNonce)
      return;

   if(theParams.mUsingCrypto)
   {
      SymmetricCipher theCipher(theParams.mSharedSecret);
      if(!stream->decryptAndCheckHash(NetConnection::MessageSignatureBytes, decryptPos, &theCipher))
         return;
   }
   U32 recvSequence;
   stream->read(&recvSequence);
   conn->setInitialRecvSequence(recvSequence);

   const char *errorString = NULL;
   if(!conn->readConnectAccept(stream, &errorString))
   {
      removePendingConnection(conn);
      return;
   }
   if(theParams.mUsingCrypto)
   {
      stream->read(SymmetricCipher::KeySize, theParams.mInitVector);
      conn->setSymmetricCipher(new SymmetricCipher(theParams.mSymmetricKey, theParams.mInitVector));
   }

   addConnection(conn); // first, add it as a regular connection
   removePendingConnection(conn); // remove from the pending connection list

   conn->setConnectionState(NetConnection::Connected);
   conn->onConnectionEstablished(); // notify the connection that it has been established
   TNLLogMessageV(LogNetInterface, ("Received Connect Accept - connection established."));
}
Ejemplo n.º 3
0
void NetInterface::handleConnectAccept(const NetAddress *address, BitStream *stream)
{
   U32 connectSequence;
   stream->read(&connectSequence);
   NetConnection *conn = findPendingConnection(address, connectSequence);
   if(!conn || conn->getConnectionState() != NetConnection::AwaitingConnectResponse)
      return;
   const char *errorString = NULL;
   if(!conn->readConnectAccept(stream, &errorString))
   {
      conn->handleStartupError(errorString);
      removePendingConnection(conn);
      conn->deleteObject();
      return;
   }

   removePendingConnection(conn); // remove from the pending connection list
   conn->setNetworkConnection(true);
   conn->onConnectionEstablished(true); // notify the connection that it has been established
   conn->setEstablished(); // installs the connection in the connection table, and causes pings/timeouts to happen
   conn->setConnectSequence(connectSequence);
}