public static ByteStream GetSetFieldCommand(string _FieldName, object _Value)
{
ByteStream stream = new ByteStream();
stream.Write(2);
Converter.Write(_FieldName, stream);
Converter.Write(_Value, stream);
return stream;
}
public static void Write(object _Object, ByteStream _TargetStream)
{
Initialize();
Type t = _Object.GetType();
if (Converters.ContainsKey(t))
{
Converters[typeof(string)].WriteObject(t.FullName, _TargetStream);
Converters[t].WriteObject(_Object, _TargetStream);
}
else
Log.Write("Converter", "Cant find converter for Type {0}", t.Name);
}
public static ByteStream GetInvokeCommand(string _Name, params object[] _Parameters)
{
ByteStream stream = new ByteStream();
stream.Write(1);
Converter.Write(_Name, stream);
Converter.Write((ushort)_Parameters.Length, stream);
foreach (object o in _Parameters)
{
Converter.Write(o, stream);
}
return stream;
}
public static object Read(ByteStream _Stream)
{
Initialize();
if (_Stream.Length > 0)
{
string typename = (string)Converters[typeof(string)].ReadObject(_Stream);
Type t = Type.GetType(typename);
if (t != null)
{
if (Converters.ContainsKey(t)) return Converters[t].ReadObject(_Stream);
}
else { Log.Write("Converter", "Cant find Type {0}", typename); }
}
else { Log.Write("Converter", "Cant read from stream, stream is empty"); }
return null;
}
public virtual void Send(ByteStream _RawData)
{
}
public void RequestNetworkMap()
{
Log.Write("Networking", "NetworkMap request received");
//send connections
foreach (Connection connection in NetworkManager.LocalNode.Connections)
{
SendToAll("MapConnection", NetworkManager.LocalNode.NodeID, connection.RemoteNodeID);
}
//send classes
foreach (NetworkClassMaster networkclass in NetworkManager.LocalNode.NetworkClasses.Values)
{
SendToAll("MapClass", NetworkManager.LocalNode.NodeID, networkclass.Name, networkclass.TypeName);
//send methods
foreach (string methodname in networkclass.GetNetworkMethods())
{
string parameters = "";
foreach (ParameterInfo i in networkclass.GetNetworkMethodInfo(methodname).GetParameters())
parameters += i.Name + " ";
SendToAll("MapClassMethod", NetworkManager.LocalNode.NodeID, networkclass.Name, methodname, parameters);
}
//send fields
foreach (string fieldname in networkclass.GetNetworkFields())
{
FieldInfo info = networkclass.GetNetworkFieldInfo(fieldname);
object value = networkclass.GetField(fieldname);
if (value != null)
{
ByteStream valuestream = new ByteStream();
Converter.Write(value, valuestream);
SendToAll("MapClassField", NetworkManager.LocalNode.NodeID, networkclass.Name, fieldname, info.FieldType.FullName, valuestream);
}
else { Log.Write("Networking", Log.Line.Type.Error, "cant send field : {0}", fieldname); }
}
}
}
public void ExecuteRemoteCommand(string _TargetClass, ByteStream _Command)
{
bool found = false;
foreach (NetworkNodeRemote node in NetworkManager.RemoteNodes.Values)
{
foreach (NetworkClassSlave clas in node.LocalDevices.Values)
{
if (clas.Name == _TargetClass)
{
clas.EnqueueCommand(_Command);
found = true;
}
}
}
if (!found) Log.Write("Networking", Log.Line.Type.Warning, "not NetworkClassSlave found with name {0}, try to refresh network map", _TargetClass);
}
public void ExecuteLocalCommand(string _TargetClass, ByteStream _Command)
{
if (NetworkManager.LocalNode.NetworkClasses.ContainsKey(_TargetClass))
NetworkManager.LocalNode.NetworkClasses[_TargetClass].EnqueueCommand(_Command);
else
Log.Write("Networking", Log.Line.Type.Warning, "Network class {0} not found", _TargetClass);
}
internal virtual void ExecuteCommand(ByteStream _Stream)
{
byte command = _Stream.Read();
switch (command)
{
case 1://invoke method
{
string methodname = (string)Converter.Read(_Stream);
MethodInfo info = GetNetworkMethodInfo(methodname);
if (info != null)
{
int paramcount = (ushort)Converter.Read(_Stream);
object[] parameters = new object[paramcount];
for (int i = 0; i < paramcount; i++)
parameters[i] = Converter.Read(_Stream);
InvokeMethod(methodname, parameters);
}
else Log.Write("NetworkClass", Log.Line.Type.Error, "Cant find method with name {0}", methodname);
}
break;
case 2://set field
{
string fieldname = (string)Converter.Read(_Stream);
FieldInfo info = GetNetworkFieldInfo(fieldname);
if (info != null)
{
object value = Converter.Read(_Stream);
SetField(fieldname, value);
}
else Log.Write("NetworkClass", Log.Line.Type.Error, "Cant find field with name {0}", fieldname);
}
break;
}
}
public override void Update()
{
while (true)
{
if (currentpacketsize == 0)
{
//read new packetype
if (ReceiveBuffer.Length < 2) return; //there is no data available so we cant read any
currentpacketsize = BitConverter.ToUInt16(ReceiveBuffer.Read(2), 0);
}
if (currentpacketsize != 0)
{
if (ReceiveBuffer.Length >= currentpacketsize)
{
byte[] buffer = ReceiveBuffer.Read(currentpacketsize);
ByteStream packet = new ByteStream(buffer);
bool broadcast = packet.Read() != 0;
uint action = (uint)Converter.Read(packet);
if (!NetworkManager.ActionBlackList.Contains(action))
{
NetworkManager.ActionBlackList.Add(action);
if (broadcast)
{
foreach (Connection c in NetworkManager.LocalNode.Connections)
{
if (c != this) c.Send(new ByteStream(buffer));
}
}
methods.ExecuteCommand(packet);
}
currentpacketsize = 0;
}
else return;
}
}
}
public override void Send(ByteStream _RawData)
{
byte[] data = _RawData.ReadAll();
mutex.WaitOne();
SendBuffer.Write(BitConverter.GetBytes((ushort)data.Length));
SendBuffer.Write(data);
mutex.ReleaseMutex();
}
public override void Send(bool _BroadCast, uint _ActionID, string _FunctionName, params object[] _Parameters)
{
ByteStream s = new ByteStream();
s.Write((byte)(_BroadCast ? 255 : 0));
Converter.Write(_ActionID, s);
s.Write(NetworkClassMaster.GetInvokeCommand(_FunctionName, _Parameters));
Send(s);
}
public void Write(ByteStream _Stream)
{
Write(_Stream.ReadAll());
}
public abstract object ReadObject(ByteStream _Stream);
public void AddClassField(string _NodeID, string _ClassName, string _FieldName, string _FieldType, ByteStream _Value)
{
NetworkManager.AddRemoteNode(_NodeID);
NetworkNodeRemote node = NetworkManager.RemoteNodes[_NodeID];
if (node.LocalDevices.ContainsKey(_ClassName))
{
NetworkClassSlave parent = node.LocalDevices[_ClassName];
if (!parent.Fields.ContainsKey(_FieldName))
{
object value = Converter.Read(_Value);
NetworkClassSlave.Field field = new NetworkClassSlave.Field(_FieldName, parent, value);
parent.Fields.Add(_FieldName, field);
Log.Write("Networking", "Network field added {0}", field.ToString());
}
else Log.Write("Networking", Log.Line.Type.Warning, "{0} already has a field : {1}", _ClassName, _FieldName);
}
else Log.Write("Networking", Log.Line.Type.Warning, "Cant find NetworkClass {0}", _ClassName);
}
public abstract void WriteObject(object _Object, ByteStream _TargetStream);
internal void EnqueueCommand(ByteStream _Stream)
{
lock (CommandQueue)
{
CommandQueue.Enqueue(_Stream);
}
}
