public object Deserialize(byte[] serializedData)
{
if (serializedData.Length == 0)
{
return(null);
}
return(ObjectSerializer.GetObjects(0, 0, serializedData, GetValueType())[0]);
}
internal override void Receive(Identity id, byte[] packet, int size, int channel)
{
base.Receive(id, packet, size, channel);
EPacket parsedPacket = (EPacket)packet[0];
StripPacketByte(ref packet, ref size);
if (parsedPacket.IsUpdate())
{
foreach (Channel ch in Receivers.Where(ch => ch.ID == channel))
{
ch.Receive(id, packet, 0, size);
}
return;
}
if (id != ServerID)
{
return;
}
switch (parsedPacket)
{
case EPacket.WORKSHOP:
//todo
break;
case EPacket.TICK:
{
var data = ObjectSerializer.GetBytes(0, Time.realtimeSinceStartup);
Send(ServerID, EPacket.TIME, data, 0);
break;
}
case EPacket.TIME:
{
object[] args = ObjectSerializer.GetObjects(0, 0, packet, typeof(float));
LastNet = Time.realtimeSinceStartup;
OffsetNet = ((float)args[0]) + ((Time.realtimeSinceStartup - LastPing) / 2f);
Lag(Time.realtimeSinceStartup - LastPing);
break;
}
case EPacket.SHUTDOWN:
Disconnect();
break;
case EPacket.CONNECTED:
{
{
Type[] argTypes =
{
//[0] id, [1] name, [2] group, [3] position, [4], angle, [5] channel
typeof(Identity), typeof(string), typeof(ulong), typeof(Vector3), typeof(Vector3),
typeof(int), typeof(bool)
};
object[] args = ObjectSerializer.GetObjects(0, 0, packet, argTypes);
if (IsSinglePlayer)
{
return;
}
if (World.Loaded)
{
AddPlayer(Provider.Deserialilze((Identity)args[0]), (string)args[1], (ulong)args[2],
(Vector3)args[3], (Vector3)args[4], (int)args[5], (bool)args[6]);
}
else
{
QueuePlayer(Provider.Deserialilze((Identity)args[0]), (string)args[1], (ulong)args[2],
(Vector3)args[3], (Vector3)args[4], (int)args[5], (bool)args[6]);
}
break;
}
}
case EPacket.VERIFY:
LogUtils.Debug("Opening ticket");
byte[] ticket = ((ClientMultiplayerProvider)Provider).OpenTicket();
if (ticket == null)
{
LogUtils.Debug("ticket equals null");
Disconnect();
break;
}
Send(ServerID, EPacket.AUTHENTICATE, ticket, ticket.Length, 0);
break;
case EPacket.DISCONNECTED:
{
//If singleplayer (local server) we will already do this at ServerConnection
if (IsSinglePlayer)
{
return;
}
object[] args = ObjectSerializer.GetObjects(0, 0, packet, typeof(byte));
var index = (byte)args[0];
var user = GetUser(index);
PlayerQuitEvent @event = new PlayerQuitEvent(user.Player);
EventManager.Instance.CallEvent(@event);
RemovePlayer(index);
break;
}
case EPacket.REJECTED:
case EPacket.KICKED:
Disconnect();
break;
case EPacket.ACCEPTED:
{
object[] args = ObjectSerializer.GetObjects(0, 0, packet, typeof(ulong), typeof(int));
LogUtils.Debug("Setting MainPlayer channel to: " + (int)args[1]);
((ClientMultiplayerProvider)Provider).SetIdentity((ulong)args[0]);
((ClientMultiplayerProvider)Provider).AdvertiseGame(ServerID, _currentIp, _currentPort);
((ClientMultiplayerProvider)Provider).SetConnectInfo(_currentIp, _currentPort);
IsFavoritedServer = ((ClientMultiplayerProvider)Provider).IsFavoritedServer(_currentIp, _currentPort);
((ClientMultiplayerProvider)Provider).FavoriteServer(_currentIp, _currentPort);
break;
}
case EPacket.UPDATE_CHANNELS:
{
object[] args = ObjectSerializer.GetObjects(0, 0, packet, ChannelCount.GetType());
ChannelCount = (int)args[0];
break;
}
default:
LogUtils.LogWarning("Couldn't handle packet: " + parsedPacket);
break;
}
}
internal override void Receive(Identity source, byte[] packet, int size, int channel)
{
base.Receive(source, packet, size, channel);
var net = ((OffsetNet + Time.realtimeSinceStartup) - LastNet);
EPacket parsedPacket = (EPacket)packet[0];
StripPacketByte(ref packet, ref size);
if (parsedPacket.IsUpdate())
{
if (source == ServerID)
{
foreach (Channel ch in Receivers)
{
ch.Receive(source, packet, 0, size);
}
}
else
{
if (Clients.All(client => client.Identity != source))
{
return;
}
foreach (Channel ch in Receivers.Where(ch => ch.ID == channel))
{
ch.Receive(source, packet, 0, size);
}
}
return;
}
PendingUser currentPending;
switch (parsedPacket)
{
case EPacket.WORKSHOP:
{
//workshop list {none for now}
List <ulong> workshoplist = new List <ulong>();
byte[] args = new byte[1 + (workshoplist.Count * 8)];
args[0] = (byte)workshoplist.Count;
for (byte i = 0; i < workshoplist.Count; i = (byte)(i + 1))
{
BitConverter.GetBytes(workshoplist[i]).CopyTo(args, (1 + (i * 8)));
}
Send(source, EPacket.WORKSHOP, args, args.Length, 0);
return;
}
case EPacket.TICK:
{
object[] objects = { net };
byte[] buffer2 = ObjectSerializer.GetBytes(0, objects);
Send(source, EPacket.TIME, buffer2, 0);
return;
}
case EPacket.TIME:
foreach (User c in Clients.Where(c => c.Identity == source))
{
if (!(c.LastPing > 0f))
{
return;
}
c.LastNet = Time.realtimeSinceStartup;
c.Lag(Time.realtimeSinceStartup - c.LastPing);
c.LastPing = -1f;
return;
}
return;
case EPacket.CONNECT:
{
if (_pendingPlayers.Any(p => p.Identity == source))
{
Reject(source, ERejectionReason.ALREADY_PENDING);
return;
}
if (Clients.Any(c => c.Identity == source))
{
Reject(source, ERejectionReason.ALREADY_CONNECTED);
return;
}
Type[] argTypes =
{
// [0] name, [1] group, [2] version, [3] ping
typeof(string), typeof(ulong), typeof(string), typeof(float)
};
var args = ObjectSerializer.GetObjects(0, 0, packet, argTypes);
var playerName = (string)args[0];
var group = (ulong)args[1];
var version = (string)args[2];
var ping = (float)args[3];
LogUtils.Log("Player connecting: " + playerName);
if (version != GameInfo.VERSION)
{
Reject(source, ERejectionReason.WRONG_VERSION);
return;
}
if ((Clients.Count + 1) > MultiplayerProvider.MultiplayerProvider.MAX_PLAYERS)
{
Reject(source, ERejectionReason.SERVER_FULL);
return;
}
var pendingPlayer = new PendingUser(source, playerName, group, ping);
_pendingPlayers.Add(pendingPlayer);
if (Provider.SupportsAuthentification)
{
Send(source, EPacket.VERIFY, new byte[] { }, 0, 0);
return;
}
pendingPlayer.HasAuthentication = true;
Accept(pendingPlayer);
return;
}
default:
if (parsedPacket != EPacket.AUTHENTICATE)
{
LogUtils.LogError("Failed to handle message: " + parsedPacket);
return;
}
currentPending = _pendingPlayers.FirstOrDefault(p => p.Identity == source);
break;
}
if (currentPending == null)
{
Reject(source, ERejectionReason.NOT_PENDING);
}
else if ((Clients.Count + 1) > MultiplayerProvider.MultiplayerProvider.MAX_PLAYERS)
{
Reject(source, ERejectionReason.SERVER_FULL);
}
else
{
object[] args = ObjectSerializer.GetObjects(0, 0, packet, typeof(byte[]));
if (!((ServerMultiplayerProvider)Provider).VerifyTicket(source, (byte[])args[0]))
{
Reject(source, ERejectionReason.AUTH_VERIFICATION);
}
}
}
public void Receive(Identity ident, byte[] packet, int start, int end)
{
LogUtils.LogNetwork(nameof(Receive) + "; ident: " + ident);
if (end < sizeof(byte) * 2)
{
return; // we need at least 2 bytes
}
if (ident.GetUser() == null)
{
ident = Connection.Provider.GetServerIdent();
}
int index = packet[start + 1];
if ((index < 0) || (index >= Calls.Count))
{
return;
}
EPacket packet2 = (EPacket)packet[start];
var call = Calls[index];
var networkCall = (NetworkCallAttribute)call.Method.GetCustomAttributes(typeof(NetworkCallAttribute), true)[0];
if (networkCall.ValidateOwner && networkCall.ValidateServer)
{
if (!ValidateOwner(ident, false) && !ValidateServer(ident, false))
{
throw new Exception("Couldn't validate owner/server");
}
}
else if (networkCall.ValidateOwner)
{
ValidateOwner(ident);
}
else if (networkCall.ValidateServer)
{
ValidateServer(ident);
}
if (networkCall.ConnectionEnd != ConnectionEnd.BOTH)
{
switch (networkCall.ConnectionEnd)
{
case ConnectionEnd.CLIENT:
if (!Connection.IsClient())
{
throw new Exception(Calls[index].Method.Name + " is not supposed to run on this connection end");
}
break;
case ConnectionEnd.SERVER:
if (!Connection.IsServer())
{
throw new Exception(Calls[index].Method.Name + " is not supposed to run on this connection end");
}
break;
}
}
if ((packet2 == EPacket.UPDATE_VOICE) && (end < 4))
{
return;
}
if ((packet2 == EPacket.UPDATE_UNRELIABLE_CHUNK_BUFFER) ||
(packet2 == EPacket.UPDATE_RELIABLE_CHUNK_BUFFER))
{
Buffer.Reset(start + 2, packet);
object[] parameters = { ident };
Calls[index].Method.Invoke(Calls[index].Component, parameters);
}
else if (Calls[index].Types.Length > 0)
{
if (packet2 == EPacket.UPDATE_VOICE)
{
Voice[0] = ident;
Voice[1] = packet;
Voice[2] = BitConverter.ToUInt16(packet, start + 2);
Calls[index].Method.Invoke(Calls[index].Component, Voice);
return;
}
object[] objArray = ObjectSerializer.GetObjects(ident, start, 2, packet, true,
Calls[index].Types);
if (objArray != null)
{
Calls[index].Method.Invoke(Calls[index].Component, objArray);
}
return;
}
Calls[index].Method.Invoke(Calls[index].Component, null);
}