public static Room DecodeHashlink(String hashlink)
{
Room room = new Room();
hashlink = hashlink.Trim();
if (hashlink.StartsWith("arlnk://"))
{
hashlink = hashlink.Substring(8);
}
try
{
if (hashlink.ToUpper().StartsWith("CHATROOM:")) // not encrypted
{
hashlink = hashlink.Substring(9);
int split = hashlink.IndexOf(":");
room.IP = IPAddress.Parse(hashlink.Substring(0, split));
hashlink = hashlink.Substring(split + 1);
split = hashlink.IndexOf("|");
room.Port = ushort.Parse(hashlink.Substring(0, split));
room.Name = hashlink.Substring(split + 1);
return(room);
}
else // encrypted
{
byte[] buf = Convert.FromBase64String(hashlink);
buf = d67(buf, 28435);
buf = Zip.Decompress(buf);
TCPPacketReader packet = new TCPPacketReader(buf);
packet.SkipBytes(32);
room.IP = packet;
room.Port = packet;
packet.SkipBytes(4);
room.Name = packet.ReadString();
return(room);
}
}
catch // badly formed hashlink
{
return(null);
}
}
private void ServiceAresSockets(ulong time)
{
foreach (AresClient client in UserPool.AUsers)
{
if (!String.IsNullOrEmpty(client.DNS))
{
if (client.IsHTML)
{
if (Settings.Get <bool>("enabled", "web"))
{
UserPool.CreateIb0tClient(client, time);
}
else
{
client.Disconnect();
}
break;
}
if (client.IsWebWorker)
{
UserPool.CreateWW(client);
client.Disconnect();
break;
}
TCPPacket packet = null;
while ((packet = client.NextReceivedPacket) != null && client.SocketConnected)
{
if (packet.Msg == TCPMsg.MSG_CHAT_CLIENTCOMPRESSED)
{
client.InsertUnzippedData(Zip.Decompress(packet.Packet.ToArray()));
}
else
{
try
{
TCPProcessor.Eval(client, packet, time);
if (client.IsLeaf)
{
break;
}
}
catch (Exception e)
{
client.Disconnect();
if (packet.Msg != TCPMsg.MSG_CHAT_ADVANCED_FEATURES_PROTOCOL)
{
Log("packet read fail from " + client.ExternalIP + " " + packet.Msg, e);
}
else if (packet.Packet.ToArray().Length >= 3)
{
Log(
"packet read fail from " + client.ExternalIP + " " +
(TCPMsg)packet.Packet.ToArray()[2], e);
}
else
{
Log("packet read fail from " + client.ExternalIP + " (Advanced Protocol Exploit)", e);
}
break;
}
}
}
if (client.IsLeaf)
{
continue;
}
client.SendReceive();
if (client.SocketConnected)
{
client.EnforceRules(time);
}
}
}
UserPool.AUsers.ForEachWhere(x => x.Disconnect(), x => !x.SocketConnected);
UserPool.AUsers.RemoveAll(x => !x.SocketConnected || x.IsLeaf);
}
