int FetchBufferData(byte[] buffer, int offset, int size)
{
int length = _recvBuffer.Size;
if (length <= 0)
{
return(0);
}
if (offset < 0)
{
offset = 0;
}
if (size < 0)
{
size = buffer.Length;
}
int num = (length > size)?size:length;
Array.Copy(_recvBuffer.Data, 0, buffer, offset, num);
_recvBuffer.CutHead(num);
return(num);
}