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proper message processing and avatar team data

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rafi1212122
2023-05-27 21:20:22 +07:00
parent aa6f0e08c9
commit ad02e1785a
2 changed files with 42 additions and 18 deletions
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38
GameServer/Session.cs
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@@ -28,9 +28,6 @@ namespace PemukulPaku.GameServer
{
NetworkStream stream = Client.GetStream();
byte[] packetMagic = { 0x01, 0x23, 0x45, 0x67 }; // Magic start pattern
byte[] packetEnd = { 0x89, 0xAB, 0xCD, 0xEF }; // Magic end pattern
byte[] msg = new byte[1 << 16];
while (Client.Connected)
@@ -38,28 +35,33 @@ namespace PemukulPaku.GameServer
Array.Clear(msg, 0, msg.Length);
int len = stream.Read(msg, 0, msg.Length);
if(len > 0)
if (len > 0)
{
List<byte[]> packets = new ();
string CursedMsg = BitConverter.ToString(msg).Replace("-", "");
string CursedMagic = BitConverter.ToString(packetMagic).Replace("-", "");
string CursedEnd = BitConverter.ToString(packetEnd).Replace("-", "");
ReadOnlySpan<byte> prefix = new byte[] { 0x01, 0x23, 0x45, 0x67 };
ReadOnlySpan<byte> suffix = new byte[] { 0x89, 0xAB, 0xCD, 0xEF };
int MagicIndex = 0;
int EndIndex = 0;
Span<byte> message = msg.AsSpan();
while ((MagicIndex = CursedMsg.IndexOf(CursedMagic, MagicIndex)) != -1 && (EndIndex = CursedMsg.IndexOf(CursedEnd, EndIndex)) != -1)
for (int offset = 0; offset < message.Length;)
{
EndIndex += 8;
byte[] packet = new byte[EndIndex / 2 - MagicIndex / 2];
Array.Copy(msg, MagicIndex / 2, packet, 0, EndIndex / 2 - MagicIndex / 2);
packets.Add(packet);
MagicIndex += MagicIndex;
EndIndex += EndIndex;
}
var segment = message[offset..];
int start = segment.IndexOf(prefix);
c.Debug($"Found {packets.Count} packet");
if (start == -1)
break;
int end = segment.IndexOf(suffix);
if (end == -1)
break;
end += suffix.Length;
packets.Add(segment[start..end].ToArray());
offset += end;
}
foreach (byte[] packet in packets)
{