private protected override unsafe void PacketEvent(NetAddress address, Message msg)
{
fixed(byte *b = msg.Data)
{
if (msg.CurSize >= 4 && *(int *)b == -1)
{
msg.BeginReading(true);
msg.ReadLong();
string s = msg.ReadStringLineAsString();
var command = new Command(s);
string c = command.Argv(0);
if (string.Compare(c, "infoResponse", true) == 0)
{
this.ServerInfoPacket(address, msg);
}
else if (string.Compare(c, "statusResponse", true) == 0)
{
this.ServerStatusResponse(address, msg);
}
else if (string.Compare(c, 0, "getserversResponse", 0, 18, false) == 0)
{
this.ServersResponsePacket(address, msg);
}
}
}
}
public NetChannel(NetSystem net, NetAddress address, int qport, int maxMessageLength)
{
this.net = net;
this.Address = address;
this.qport = qport;
this.maxMessageLength = maxMessageLength;
this.fragmentBuffer = new byte[this.maxMessageLength];
this.unsentBuffer = new byte[this.maxMessageLength];
}
internal void OutOfBandPrint(NetAddress address, string data)
{
byte [] msg = new byte[Message.MaxMsgLen];
msg[0] = unchecked ((byte)-1);
msg[1] = unchecked ((byte)-1);
msg[2] = unchecked ((byte)-1);
msg[3] = unchecked ((byte)-1);
byte [] dataMsg = Common.Encoding.GetBytes(data);
dataMsg.CopyTo(msg, 4);
this.net.SendPacket(dataMsg.Length + 4, msg, address);
}
private void ServerStatusResponse(NetAddress address, Message msg)
{
var info = new InfoString(msg.ReadStringLineAsString());
if (this.globalServers.ContainsKey(address))
{
var serverInfo = this.globalServers[address];
this.BrowserHandler.HandleStatusResponse(serverInfo, info);
this.serverRefreshTimeout = Common.Milliseconds + ServerBrowser.RefreshTimeout;
}
}
private protected void GetPacket()
{
var netmsg = new Message(packetReceived, sizeof(byte) * Message.MaxMsgLen);
NetAddress address = null;
while (this.net.GetPacket(ref address, netmsg))
{
if ((uint)netmsg.CurSize <= netmsg.MaxSize)
{
this.PacketEvent(address, netmsg);
}
Common.MemSet(netmsg.Data, 0, sizeof(byte) * netmsg.MaxSize);
}
}
private void ServerStatusResponse(NetAddress address, Message msg)
{
var infoString = new InfoString(msg.ReadStringLineAsString());
if (this.globalServers.ContainsKey(address))
{
var serverInfo = this.globalServers[address];
if (infoString["version"].Contains("v1.03"))
{
serverInfo.Version = ClientVersion.JO_v1_03;
}
this.serverRefreshTimeout = Common.Milliseconds + ServerBrowser.RefreshTimeout;
}
}
private unsafe void ServersResponsePacket(NetAddress address, Message msg)
{
fixed(byte *b = msg.Data)
{
byte *buffptr = b;
byte *buffend = buffptr + msg.CurSize;
do
{
if (*buffptr == 92) //'\\'
{
break;
}
buffptr++;
} while (buffptr < buffend);
while (buffptr + 1 < buffend)
{
if (*buffptr != 92) //'\\'
{
break;
}
buffptr++;
byte [] ip = new byte[4];
if (buffend - buffptr < ip.Length + sizeof(ushort) + 1)
{
break;
}
for (int i = 0; i < ip.Length; i++)
{
ip[i] = *buffptr++;
}
int port = (*buffptr++) << 8;
port += *buffptr++;
var serverInfo = new ServerInfo()
{
Address = new NetAddress(ip, (ushort)port),
Start = Common.Milliseconds
};
this.globalServers[serverInfo.Address] = serverInfo;
this.OutOfBandPrint(serverInfo.Address, "getinfo xxx");
if (*buffptr != 92 && *buffptr != 47) //'\\' '/'
{
break;
}
}
}
}
internal void OutOfBandData(NetAddress address, string data, int length)
{
byte [] msg = new byte[this.NetHandler.MaxMessageLength * 2];
msg[0] = 0xff;
msg[1] = 0xff;
msg[2] = 0xff;
msg[3] = 0xff;
byte [] dataMsg = Common.Encoding.GetBytes(data);
dataMsg.CopyTo(msg, 4);
var mbuf = new Message(msg, msg.Length)
{
CurSize = length + 4
};
Huffman.Compress(mbuf, 12);
this.net.SendPacket(mbuf.CurSize, mbuf.Data, address);
}
private void ServerInfoPacket(NetAddress address, Message msg)
{
var infoString = new InfoString(msg.ReadStringAsString());
if (this.globalServers.ContainsKey(address))
{
var serverInfo = this.globalServers[address];
if (serverInfo.InfoSet)
{
return;
}
serverInfo.Ping = (int)(Common.Milliseconds - serverInfo.Start);
serverInfo.SetInfo(infoString);
if (serverInfo.Protocol == ProtocolVersion.Protocol15)
{
this.OutOfBandPrint(serverInfo.Address, "getstatus");
}
this.serverRefreshTimeout = Common.Milliseconds + ServerBrowser.RefreshTimeout;
}
}
public NetChannel(NetSystem net, NetAddress address, int qport)
{
this.net = net;
this.Address = address;
this.qport = qport;
}
private protected abstract void PacketEvent(NetAddress address, Message msg);
public NetAddress(NetAddress address)
{
this.IP = new byte[address.IP.Length];
Array.Copy(address.IP, this.IP, address.IP.Length);
this.Port = address.Port;
}
