/// <summary>
/// Process an incoming packet.
/// </summary>
bool ProcessPacket(Buffer buffer, TcpProtocol tc)
{
BinaryReader reader = buffer.BeginReading();
Packet request = (Packet)reader.ReadByte();
// TCP connections must be verified first to ensure that they are using the correct protocol
if (tc.stage == TcpProtocol.Stage.Verifying)
{
if (tc.VerifyRequestID(request, reader, false)) return true;
#if STANDALONE
Console.WriteLine(tc.address + " has failed the verification step");
#endif
return false;
}
switch (request)
{
case Packet.RequestServerList:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
tc.data = (long)0;
return true;
}
case Packet.RequestAddServer:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
ServerList.Entry ent = new ServerList.Entry();
ent.ReadFrom(reader);
if (ent.externalAddress.Address.Equals(IPAddress.None))
ent.externalAddress = tc.tcpEndPoint;
mList.Add(ent, mTime).data = tc;
mLastChange = mTime;
#if STANDALONE
Console.WriteLine(tc.address + " added a server (" + ent.internalAddress + ", " + ent.externalAddress + ")");
#endif
return true;
}
case Packet.RequestRemoveServer:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
IPEndPoint internalAddress, externalAddress;
Tools.Serialize(reader, out internalAddress);
Tools.Serialize(reader, out externalAddress);
if (externalAddress.Address.Equals(IPAddress.None))
externalAddress = tc.tcpEndPoint;
RemoveServer(internalAddress, externalAddress);
#if STANDALONE
Console.WriteLine(tc.address + " removed a server (" + internalAddress + ", " + externalAddress + ")");
#endif
return true;
}
case Packet.Disconnect:
{
#if STANDALONE
if (RemoveServer(tc)) Console.WriteLine(tc.address + " has disconnected");
#else
RemoveServer(tc);
#endif
mTcp.Remove(tc);
return true;
}
case Packet.RequestSaveFile:
{
string fileName = reader.ReadString();
byte[] data = reader.ReadBytes(reader.ReadInt32());
SaveFile(fileName, data);
break;
}
case Packet.RequestLoadFile:
{
string fn = reader.ReadString();
byte[] data = LoadFile(fn);
BinaryWriter writer = BeginSend(Packet.ResponseLoadFile);
writer.Write(fn);
if (data != null)
{
writer.Write(data.Length);
writer.Write(data);
}
else writer.Write(0);
EndSend(tc);
break;
}
case Packet.RequestDeleteFile:
{
DeleteFile(reader.ReadString());
break;
}
case Packet.Error:
{
#if STANDALONE
Console.WriteLine(tc.address + " error: " + reader.ReadString());
#endif
return false;
}
}
#if STANDALONE
Console.WriteLine(tc.address + " sent a packet not handled by the lobby server: " + request);
#endif
return false;
}
/// <summary>
/// Process an incoming packet.
/// </summary>
bool ProcessPacket(Buffer buffer, IPEndPoint ip)
{
BinaryReader reader = buffer.BeginReading();
Packet request = (Packet)reader.ReadByte();
switch (request)
{
case Packet.RequestPing:
{
BeginSend(Packet.ResponsePing);
EndSend(ip);
break;
}
case Packet.RequestAddServer:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
ServerList.Entry ent = new ServerList.Entry();
ent.ReadFrom(reader);
if (ent.externalAddress.Address.Equals(IPAddress.None))
{
ent.externalAddress = ip;
}
mList.Add(ent, mTime);
#if STANDALONE
Tools.Print(ip + " added a server (" + ent.internalAddress + ", " + ent.externalAddress + ")");
#endif
return(true);
}
case Packet.RequestRemoveServer:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
IPEndPoint internalAddress, externalAddress;
Tools.Serialize(reader, out internalAddress);
Tools.Serialize(reader, out externalAddress);
if (externalAddress.Address.Equals(IPAddress.None))
{
externalAddress = ip;
}
RemoveServer(internalAddress, externalAddress);
#if STANDALONE
Tools.Print(ip + " removed a server (" + internalAddress + ", " + externalAddress + ")");
#endif
return(true);
}
case Packet.RequestServerList:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
mList.WriteTo(BeginSend(Packet.ResponseServerList));
EndSend(ip);
return(true);
}
}
return(false);
}
/// <summary>
/// Process an incoming packet.
/// </summary>
bool ProcessPacket(Buffer buffer, IPEndPoint ip)
{
BinaryReader reader = buffer.BeginReading();
Packet request = (Packet)reader.ReadByte();
switch (request)
{
case Packet.RequestAddServer:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
ServerList.Entry ent = new ServerList.Entry();
ent.ReadFrom(reader);
if (ent.externalAddress.Address.Equals(IPAddress.None))
ent.externalAddress = ip;
mList.Add(ent, mTime);
#if STANDALONE
Console.WriteLine(ip + " added a server (" + ent.internalAddress + ", " + ent.externalAddress + ")");
#endif
return true;
}
case Packet.RequestRemoveServer:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
IPEndPoint internalAddress, externalAddress;
Tools.Serialize(reader, out internalAddress);
Tools.Serialize(reader, out externalAddress);
if (externalAddress.Address.Equals(IPAddress.None))
externalAddress = ip;
RemoveServer(internalAddress, externalAddress);
#if STANDALONE
Console.WriteLine(ip + " removed a server (" + internalAddress + ", " + externalAddress + ")");
#endif
return true;
}
case Packet.RequestServerList:
{
if (reader.ReadUInt16() != GameServer.gameID) return false;
mList.WriteTo(BeginSend(Packet.ResponseServerList));
EndSend(ip);
return true;
}
}
return false;
}
/// <summary>
/// Process an incoming packet.
/// </summary>
bool ProcessPacket(Buffer buffer, IPEndPoint ip)
{
if (mBan.Count != 0 && mBan.Contains(ip.Address.ToString()))
{
return(false);
}
var reader = buffer.BeginReading();
var request = (Packet)reader.ReadByte();
switch (request)
{
case Packet.RequestPing:
{
var writer = BeginSend(Packet.ResponsePing);
writer.Write(mTime);
writer.Write((ushort)mList.list.size);
EndSend(ip);
break;
}
case Packet.RequestAddServer:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
var ent = new ServerList.Entry();
ent.ReadFrom(reader);
if (mBan.Count != 0 && (mBan.Contains(ent.externalAddress.Address.ToString()) || IsBanned(ent.name)))
{
return(false);
}
if (ent.externalAddress.Address.Equals(IPAddress.None) ||
ent.externalAddress.Address.Equals(IPAddress.IPv6None))
{
ent.externalAddress = ip;
}
mList.Add(ent, mTime);
#if STANDALONE
Tools.Print(ip + " added a server (" + ent.internalAddress + ", " + ent.externalAddress + ")");
#endif
return(true);
}
case Packet.RequestRemoveServer:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
IPEndPoint internalAddress, externalAddress;
Tools.Serialize(reader, out internalAddress);
Tools.Serialize(reader, out externalAddress);
if (externalAddress.Address.Equals(IPAddress.None) ||
externalAddress.Address.Equals(IPAddress.IPv6None))
{
externalAddress = ip;
}
RemoveServer(internalAddress, externalAddress);
#if STANDALONE
Tools.Print(ip + " removed a server (" + internalAddress + ", " + externalAddress + ")");
#endif
return(true);
}
case Packet.RequestServerList:
{
if (reader.ReadUInt16() != GameServer.gameID)
{
return(false);
}
mList.WriteTo(BeginSend(Packet.ResponseServerList));
EndSend(ip);
return(true);
}
}
return(false);
}
