public static void Serialize(MemoryStream output, params object[] objs)
{
long initialPosition = output.Position;
WriteSize(output, 0); // empty bytes
foreach (object m in objs)
{
long initialPos = output.Position;
WriteSize(output, 0); // empty bytes
SerializeOne(output, m);
long finalPos = output.Position;
long objectSize = finalPos - initialPos - SizeSize;
MyAssert.Assert(objectSize > 0);
output.Position = initialPos;
WriteSize(output, (int)objectSize);
output.Position = finalPos;
}
long finalPosition = output.Position;
long totalSize = finalPosition - initialPosition - SizeSize;
output.Position = initialPosition;
MyAssert.Assert(totalSize >= 0);
if (objs.Length > 0)
{
MyAssert.Assert(totalSize > 0);
}
WriteSize(output, (int)totalSize);
output.Position = finalPosition;
}
// questionable design choices for sake of smoother application
public void Respond(ref RemoteAction ra, Action <Response, Stream> followUp_)
{
followUp = followUp_;
MyAssert.Assert(ra == null);
ra = this;
}
public void TriggerOnEmpty(Action a)
{
MyAssert.Assert(onClear == null);
onClear = a;
EmptyCheck();
}
protected void MessageServer(MessageType mt, params object[] arg)
{
MyAssert.Assert(serverHost != null);
Host.TryConnectAsync(serverHost, ProcessServerDisconnect);
Host.SendMessage(serverHost, mt, arg);
}
public Node ConnectAsync(OverlayEndpoint theirInfo, Node.DisconnectProcessor dp)
{
dp = ProcessDisconnectWrap(dp);
Node targetNode = FindNode(theirInfo);
Handshake info = new Handshake(Address, theirInfo, extraHandshakeInfo);
bool newConnection = (targetNode == null);
if (newConnection)
{
targetNode = new Node(info, processQueue, dp);
AddNode(targetNode);
}
MyAssert.Assert(targetNode.readerStatus != Node.ReadStatus.DISCONNECTED);
MyAssert.Assert(targetNode.writerStatus != Node.WriteStatus.DISCONNECTED);
MyAssert.Assert(!targetNode.IsClosed);
if (targetNode.writerStatus == Node.WriteStatus.WRITING)
{
throw new NodeException("Already connected/connecting to " + targetNode.Address);
}
else
{
targetNode.ConnectAsync();
}
if (newConnection)
{
onNewConnectionHook.Invoke(targetNode);
}
return(targetNode);
}
public void SoftDisconnect(OverlayEndpoint theirInfo)
{
Node targetNode = FindNode(theirInfo);
MyAssert.Assert(targetNode != null);
targetNode.SoftDisconnect();
}
public void Remove(Guid id)
{
MyAssert.Assert(remotes.ContainsKey(id));
remotes.Remove(id);
EmptyCheck();
}
public void SendMessage(OverlayEndpoint remote, NetworkMessage nm)
{
Node n = FindNode(remote);
MyAssert.Assert(n != null);
n.SendMessage(nm);
}
public TimedAction(Action a, TimeSpan period)
{
MyAssert.Assert(period > TimeSpan.Zero);
this.a = a;
this.period = period;
this.timeLeft = period;
}
public override void NET_RemoveBlock(Point pos)
{
ITile t = this[pos];
MyAssert.Assert(t.IsEmpty());
MyAssert.Assert(walls[pos] != null);
UnityEngine.Object.Destroy(walls[pos]);
}
public void Close()
{
foreach (var n in GetAllNodes().ToArray())
{
DisconnectNode(n);
}
MyAssert.Assert(!nodes.Any());
}
void OnStopValidating(Node n)
{
IPEndPoint addr = n.info.remote.addr;
MyAssert.Assert(validatorPool.Contains(addr));
validatorPool.Remove(addr);
Log.Dump(n.info.remote);
}
public void Untrack()
{
--tracker;
MyAssert.Assert(tracker >= 0);
if (tracker == 0)
{
Unsubscribe();
}
}
public void Add(Action a)
{
lock (syncLock)
if (a != null && executeThreadId != null)
{
MyAssert.Assert(executeThreadId != Thread.CurrentThread.ManagedThreadId);
}
msgs.Add(a);
}
public void FinalizeVerifier()
{
MyAssert.Assert(finalizing == false);
finalizing = true;
if (locked == null)
{
OnFinalizedVerifier();
}
}
static public void Process(ref RemoteAction ra, Node n, Stream st)
{
Response r = Serializer.Deserialize <Response>(st);
Guid id = Serializer.Deserialize <Guid>(st);
MyAssert.Assert(ra.Id == id);
ra.FollowUp(n, st, r);
ra = null;
}
void FollowUp(Node n, Stream st, Response r)
{
MyAssert.Assert(n.info.remote == remoteHost);
if (l != null)
{
l.Unlock();
}
followUp.Invoke(r, st);
}
public void WorldAction(ForwardFunctionCall ffc, WorldInfo info)
{
if (!ValidateWorldInfo(info))
{
return;
}
MyAssert.Assert(world != null);
ffc.Apply(world);
ffc.Apply(worldHook);
}
public void Tick(TimeSpan tickPeriod)
{
MyAssert.Assert(a != null);
timeLeft -= tickPeriod;
if (timeLeft <= TimeSpan.Zero)
{
a.Invoke();
timeLeft = period;
}
}
static void WriteSize(Stream output, int size)
{
byte[] intBytes = BitConverter.GetBytes(size);
MyAssert.Assert(intBytes.Length == sizeof(int));
if (BitConverter.IsLittleEndian)
{
Array.Reverse(intBytes);
}
output.Write(intBytes, 0, intBytes.Length);
}
public bool TryCloseNode(OverlayEndpoint remote)
{
Node n = FindNode(remote);
if (n != null)
{
MyAssert.Assert(!n.IsClosed);
n.Disconnect();
return(true);
}
return(false);
}
public void Remove(Guid player)
{
MyAssert.Assert(playerPositions.ContainsKey(player));
Point prevPos = playerPositions[player];
foreach (Point p in Point.SymmetricRange(Point.One))
{
untrack.Invoke(prevPos + p);
}
playerPositions.Remove(player);
}
void OnFinalizedVerifier()
{
MyAssert.Assert(finalizing == true);
MyAssert.Assert(locked == null);
if (playerData.IsConnected)
{
MessageWorld(playerData.world.Value, MessageType.PLAYER_DISCONNECT);
OnDisconnect();
}
MessageServer(MessageType.PLAYER_HOST_DISCONNECT, playerData);
}
internal void NewIncomingConnection(Handshake info, Socket sck)
{
try
{
MyAssert.Assert(info.local.hostname == hostName);
MemoryStream remoteExtraInfo = info.ExtraInfo;
info.ExtraInfo = extraHandshakeInfo;
Node targetNode = FindNode(info.remote);
bool newConnection = (targetNode == null);
if (newConnection)
{
targetNode = new Node(info, processQueue, null);
AddNode(targetNode);
}
NodeProcessors proc = processorAssigner(targetNode, remoteExtraInfo);
proc.Message = ProcessMessageWrap(proc.Message);
proc.Disconnect = ProcessDisconnectWrap(proc.Disconnect);
targetNode.notifyDisonnect = proc.Disconnect;
MyAssert.Assert(targetNode.readerStatus != Node.ReadStatus.DISCONNECTED);
MyAssert.Assert(targetNode.writerStatus != Node.WriteStatus.DISCONNECTED);
MyAssert.Assert(!targetNode.IsClosed);
if (targetNode.readerStatus != Node.ReadStatus.READY)
{
Log.Console("New connection {0} rejected: node already connected", info.remote);
sck.Close();
return;
}
targetNode.AcceptReaderConnection(sck, proc.Message);
if (newConnection)
{
onNewConnectionHook.Invoke(targetNode);
}
//if (targetNode.writerStatus == Node.WriteStatus.READY)
// targetNode.ConnectAsync();
}
catch (NodeException) // FIXME
{
sck.Close();
throw;
}
}
static internal int ReadSize(Stream input)
{
byte[] intBytes = new byte[sizeof(int)];
int c = input.Read(intBytes, 0, intBytes.Length);
MyAssert.Assert(c == intBytes.Length);
if (BitConverter.IsLittleEndian)
{
Array.Reverse(intBytes);
}
return(BitConverter.ToInt32(intBytes, 0));
}
static private void Tick(Aggregator all)
{
foreach (var id in timings.Keys.ToArray())
{
timings[id]--;
if (timings[id] <= 0)
{
int timeout = PlayerAiMove(all, id);
MyAssert.Assert(timeout > 0 && timeout < 10);
timings[id] = timeout;
}
}
}
public OverlayHost NewHost(OverlayHostName hostName, OverlayHost.ProcessorAssigner messageProcessor, MemoryStream extraHandshakeInfo,
TimeSpan inactivityPeriod)
{
MyAssert.Assert(!hosts.ContainsKey(hostName));
OverlayHost host = new OverlayHost(hostName, MyAddress, processQueue, messageProcessor, extraHandshakeInfo,
tt, inactivityPeriod);
hosts.Add(hostName, host);
Log.EntryConsole(log, "New host: " + hostName);
return(host);
}
public void WorldInit(WorldInitializer init)
{
if (!ValidateWorldInfo(init.info))
{
return;
}
MyAssert.Assert(world == null);
world = data.generateWorld(init);
foreach (WorldInfo inf in world.GetKnownNeighbors())
{
data.recordWorldInfo(inf);
}
}
private void Unsubscribe()
{
if (isSubscribed)
{
isSubscribed = false;
MyAssert.Assert(Info != null);
data.unsubscribe(Info.Value);
//data.host.ConnectSendMessage(Info.Value.host, MessageType.UNSUBSCRIBE);
if (world != null)
{
world.Dispose();
world = null;
}
}
}
public override void NET_RemovePlayer(Guid player, bool teleporting)
{
base.NET_RemovePlayer(player, teleporting);
MyAssert.Assert(playerAvatars.ContainsKey(player));
GameObject avatar = playerAvatars.GetValue(player);
if (teleporting)
{
NewTeleportAnimation(avatar.transform.position, avatar.renderer.material.color);
}
UnityEngine.Object.Destroy(avatar);
playerAvatars.Remove(player);
}
