public unsafe MarkupType SyncHeader(int received)
{
MarkupType noiseKind = MarkupType.None;
lock (binReceive)
{
int offset = 0, length = received;
bool inprogress = false;
if (SerialPacketSize == 0)
{
SerialPacketSize = *((int *)(headerBufferAddress + 4).ToPointer());
DeserialPacketId = *((int *)(headerBufferAddress + 12).ToPointer());
binReceive = new byte[SerialPacketSize];
GCHandle gc = GCHandle.Alloc(binReceive, GCHandleType.Pinned);
binReceiveHandler = GCHandle.ToIntPtr(gc);
binReceiveAddress = gc.AddrOfPinnedObject();
offset = SerialPacketOffset;
length -= SerialPacketOffset;
}
if (SerialPacketSize > 0)
{
inprogress = true;
}
SerialPacketSize -= length;
if (SerialPacketSize < 1)
{
long endPosition = length;
noiseKind = HeaderBuffer.SeekMarkup(out endPosition, SeekDirection.Backward);
}
int destid = (int)(binReceive.Length - (SerialPacketSize + length));
if (inprogress)
{
Extractor.CopyBlock(binReceiveAddress, destid, headerBufferAddress, offset, length);
}
}
return(noiseKind);
}
