public static void BeginReadPacket(Socket skt, ClientProcessor psr, Action <Packet> callback, Action failure)
{
byte[] n = new byte[5];
skt.BeginReceive(n, 0, 5, 0, ar =>
{
try
{
byte[] x = (byte[])ar.AsyncState;
int len = IPAddress.NetworkToHostOrder(BitConverter.ToInt32(x, 0));
if (len == 0)
{
failure();
return;
}
len -= 5;
byte id = x[4];
Packet packet = Packets[(PacketID)id].CreateInstance();
byte[] content = new byte[len];
if (len > 0)
{
skt.Receive(content);
}
packet.Read(psr, new NReader(new MemoryStream(packet.Crypt(psr, content))));
callback(packet);
}
catch { failure(); }
}, n);
}
public static Packet ReadPacket(NReader rdr, ClientProcessor psr)
{
int len = rdr.ReadInt32() - 5;
byte id = rdr.ReadByte();
Packet packet = Packets[(PacketID)id].CreateInstance();
byte[] content = rdr.ReadBytes(len);
packet.Read(psr, new NReader(new MemoryStream(packet.Crypt(psr, content))));
return(packet);
}
public static void WritePacket(NWriter wtr, Packet pkt, ClientProcessor psr)
{
MemoryStream s = new MemoryStream();
pkt.Write(psr, new NWriter(s));
byte[] content = s.ToArray();
content = pkt.Crypt(psr, content);
wtr.Write(content.Length + 5);
wtr.Write((byte)pkt.ID);
wtr.Write(content);
}
public static void WritePacket(NWriter wtr, Packet pkt, ClientProcessor psr)
{
MemoryStream s = new MemoryStream();
pkt.Write(psr, new NWriter(s));
byte[] content = s.ToArray();
content = pkt.Crypt(psr, content);
wtr.Write(content.Length + 5);
wtr.Write((byte)pkt.ID);
wtr.Write(content);
}