public void FormatRow(OLVListItem r, PacketInfo.Daemon src, PacketInfo.Daemon dst)
{
var p = Pairs[new Key(src, dst)];
r.ForeColor = p.Item1;
r.BackColor = p.Item2;
}
public PacketClass(TcpDatagram tcp, bool inc, PacketInfo.Daemon daemon, ushort port)
{
Tcp = tcp;
IsIncoming = inc;
Daemon = daemon;
Port = port;
}
void AddPacket(TcpDatagram tcp, bool inc, PacketInfo.Daemon daemon, ushort port)
{
foreach (var p in packets)
{
if (p.Tcp.SequenceNumber == tcp.SequenceNumber)
{
#if DEBUG
Console.WriteLine("Dropping duplicate packet...");
#endif
return;
}
}
packets.Enqueue(new PacketClass(tcp, inc, daemon, port));
if (packets.Count > 10)
{
var p = packets.Dequeue();
var data = p.Tcp.Payload.ToMemoryStream();
ProcessPacket(data.ToArray(), p.IsIncoming, p.Daemon, p.Port);
}
}
public PacketClass(TcpDatagram tcp, bool inc, PacketInfo.Daemon daemon, ushort port) {
Tcp = tcp;
IsIncoming = inc;
Daemon = daemon;
Port = port;
}
void ProcessPacket(byte[] data, bool inc, PacketInfo.Daemon daemon, ushort port)
{
int s;
byte[] tmp;
if (inc)
{
switch (daemon)
{
case PacketInfo.Daemon.Login:
if (partil == null)
{
break;
}
s = partil.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partil, 0, tmp, 0, partil.Length);
Array.ConstrainedCopy(data, 0, tmp, partil.Length, data.Length);
data = tmp;
partil = null;
break;
case PacketInfo.Daemon.World:
if (partiw == null)
{
break;
}
s = partiw.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partiw, 0, tmp, 0, partiw.Length);
Array.ConstrainedCopy(data, 0, tmp, partiw.Length, data.Length);
data = tmp;
partiw = null;
break;
case PacketInfo.Daemon.Chat:
if (partic == null)
{
break;
}
s = partic.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partic, 0, tmp, 0, partic.Length);
Array.ConstrainedCopy(data, 0, tmp, partic.Length, data.Length);
data = tmp;
partic = null;
break;
case PacketInfo.Daemon.Auction:
if (partia == null)
{
break;
}
s = partia.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partia, 0, tmp, 0, partia.Length);
Array.ConstrainedCopy(data, 0, tmp, partia.Length, data.Length);
data = tmp;
partia = null;
break;
}
}
else
{
switch (daemon)
{
case PacketInfo.Daemon.Login:
if (partol == null)
{
break;
}
s = partol.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partol, 0, tmp, 0, partol.Length);
Array.ConstrainedCopy(data, 0, tmp, partol.Length, data.Length);
data = tmp;
partol = null;
break;
case PacketInfo.Daemon.World:
if (partow == null)
{
break;
}
s = partow.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partow, 0, tmp, 0, partow.Length);
Array.ConstrainedCopy(data, 0, tmp, partow.Length, data.Length);
data = tmp;
partow = null;
break;
case PacketInfo.Daemon.Chat:
if (partoc == null)
{
break;
}
s = partoc.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partoc, 0, tmp, 0, partoc.Length);
Array.ConstrainedCopy(data, 0, tmp, partoc.Length, data.Length);
data = tmp;
partoc = null;
break;
case PacketInfo.Daemon.Auction:
if (partoa == null)
{
break;
}
s = partoa.Length + data.Length;
tmp = new byte[s];
Array.ConstrainedCopy(partoa, 0, tmp, 0, partoa.Length);
Array.ConstrainedCopy(data, 0, tmp, partoa.Length, data.Length);
data = tmp;
partoa = null;
break;
}
}
var size = (inc)
? serverCrypt[port].GetPacketSize(data)
: clientCrypt[port].GetPacketSize(data);
if (size > data.Length)
{
#if DEBUG
//Console.WriteLine("Found partial packet. Storing...");
#endif
if (inc)
{
if (daemon == PacketInfo.Daemon.Login)
{
partil = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partil, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.World)
{
partiw = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partiw, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.Chat)
{
partic = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partic, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.Auction)
{
partia = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partia, 0, data.Length);
}
}
else
{
if (daemon == PacketInfo.Daemon.Login)
{
partol = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partol, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.World)
{
partow = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partow, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.Chat)
{
partoc = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partoc, 0, data.Length);
}
else if (daemon == PacketInfo.Daemon.Auction)
{
partoa = new byte[data.Length];
Array.ConstrainedCopy(data, 0, partoa, 0, data.Length);
}
}
return;
}
if (size < data.Length)
{
// Process the first subpacket
var sub = new byte[size];
Array.ConstrainedCopy(data, 0, sub, 0, size);
ProcessPacket(sub, inc, daemon, port);
// Process the rest of the data. May contain further subpackets, or a partial packet. We don't care
sub = new byte[data.Length - size];
Array.ConstrainedCopy(data, size, sub, 0, data.Length - size);
ProcessPacket(sub, inc, daemon, port);
return;
}
if (inc)
{
serverCrypt[port].Decrypt(data);
}
else
{
clientCrypt[port].Decrypt(data);
}
var ppkt = new PacketInfo(data, DateTime.Now, inc, daemon);
if (inc && ((ppkt.Opcode == 101 && daemon == PacketInfo.Daemon.Login) ||
(ppkt.Opcode == 140 && daemon == PacketInfo.Daemon.World) ||
(ppkt.Opcode == 401 && daemon == PacketInfo.Daemon.Chat) ||
(ppkt.Opcode == 101 && daemon == PacketInfo.Daemon.Auction)))
{
unsafe
{
fixed(byte *pp = data)
{
var key = *(uint *)&pp[6];
var step = *(ushort *)&pp[16];
serverCrypt[port].ChangeKey(key, step);
clientCrypt[port].ChangeKey(key, step);
}
}
}
if (!paused)
{
if (flvPackets.InvokeRequired)
{
this.Invoke(new AddPacketDel(AddPacket), new object[] { ppkt });
}
else
{
AddPacket(ppkt);
}
}
}
