public override void OnPacketInbound(Packet pPacket)
{
if (pPacket.Length == 0)
{
return;
}
StartLogging();
try
{
byte header = pPacket.ReadByte();
if (IsConnectedAsClient)
{
if (header == (byte)ServerMessages.PING)
{
SendPong();
}
}
else
{
if (header == (byte)ClientMessages.PONG)
{
gotPong = true;
PingMS = (int)(MasterThread.CurrentTime - pingSentDateTime);
}
else if (header == (byte)ClientMessages.__CUSTOM_DC_ME__)
{
ScheduleDisconnect();
return;
}
else if (MEMORY_CRC_ENABLED)
{
// Check for expected CRC packet
if ((BitConverter.ToUInt16(previousDecryptIV, 0) % 31) == 0)
{
bool disconnect = true;
if (header == (byte)ClientMessages.CLIENT_HASH)
{
var mode = pPacket.ReadByte();
if (mode == 1)
{
var clientCRC = pPacket.ReadUInt();
if (ValidateCRC(clientCRC))
{
disconnect = false;
}
else
{
log.Error($"Disconnecting client because CRC didnt match {clientCRC}");
}
}
else
{
log.Error($"Disconnecting client because unexpected mode: {mode}");
}
}
else
{
log.Error(
$"Disconnecting client because expected CLIENT_HASH packet, but got {header} instead");
}
if (disconnect)
{
Disconnect();
return;
}
}
}
}
pPacket.Reset(0);
AC_OnPacketInbound(pPacket);
}
catch (Exception ex)
{
log.Error(ex);
}
finally
{
EndLogging();
}
}
