private static TerrPacket Parse(byte[] data, int expectedLength, ushort packetProvidedLength, LogManager log)
{
if (expectedLength != packetProvidedLength)
{
if (GetType(data) == TerrPacketType.SendSection)
{
log.Critical("Dropped send section in Parse");
return null;
}
/*
if we hit expectedLength > packetProvidedLength
that probably means there are more packets then one in the buffer,
go into a while loop like the one we see in netbuffer
if its the opposite
probably means incomplete packet, not sure if this even happens
*/
log.Critical($"Expected != provided: {expectedLength} != {packetProvidedLength} in Parse");
return null;
}
if (packetProvidedLength == 0)
{
log.Critical($"Received 0 length data buffer in Parse.");
return null;
}
//if the lenght of the data array isin't the same as the one we got from the array data then it's probably a malformed packet.
TerrPacket retval = new TerrPacket
{
Length = packetProvidedLength,
Type = GetType(data)
};
//extract payload
byte[] payloadBuffer = new byte[packetProvidedLength - Index_Payload];
Buffer.BlockCopy(data, Index_Payload, payloadBuffer, 0, payloadBuffer.Length);
retval.Payload = payloadBuffer;
return retval;
}
public PacketReceivedEventArgs(TerrPacket packet)
{
Packet = packet;
}
internal void OnPacketReceived(TerrPacket packet)
{
if (TerrPacket.IsValidType(packet.Type))
PacketReceived(this, new PacketReceivedEventArgs(packet));
}