ProtocolRequestBase IReceiveFilter <ProtocolRequestBase> .Filter(byte[] readBuffer, int offset, int length, bool toBeCopied, out int rest)
{
#if KCP
rest = 0;
session.pushData(readBuffer);
// ProtocolRequestBase msg = new ProtocolRequestBase();
return(null);
#else
int readOffset = offset - m_OffsetDelta;
//分割消息
int msgLength = (int)readBuffer[readOffset] << 8;
msgLength += (int)readBuffer[readOffset + 1];
msgLength += 2;
rest = length + m_ParsedLength - msgLength;
if (rest < 0)
{
m_ParsedLength += length;
m_OffsetDelta = m_ParsedLength;
rest = 0;
Debug.Log("不完整的消息 " + length + " msgLength " + msgLength);
var expectedOffset = offset + length;
var newOffset = m_OrigOffset + m_OffsetDelta;
if (newOffset < expectedOffset)
{
Buffer.BlockCopy(readBuffer, offset - m_ParsedLength + length, readBuffer, m_OrigOffset, m_ParsedLength);
}
return(null);
}
try
{
ByteArray ba = new ByteArray();
for (int i = readOffset; i < readOffset + msgLength; i++)
{
ba.Add(readBuffer[i]);
}
InternalReset();
return(Analysis(ba));
}
catch (Exception e)
{
Debug.LogError(e.ToString());
return(null);
}
#endif
}