/// <summary>
/// 读取指定字节数据
/// </summary>
/// <param name="buffer"></param>
/// <param name="pos"></param>
/// <param name="size"></param>
private void AsyncRead(IoBuffer buffer, int pos, int size)
{
if (_isFree)
{
return;
}
_readSize = pos;
_waitReadSize = size;
try
{
NetworkStream stream = _tcp.GetStream();
stream.BeginRead(buffer.array, _readSize, _waitReadSize - _readSize, new AsyncCallback(DoAsyncRead), buffer);
}
catch (Exception ex)
{
OnException(ex);
}
}
public NetSession()
{
_headBuf = new IoBuffer(32);
}
private void init(int size)
{
int n = size / IoBuffer.BLOCK_SIZE + ((size % IoBuffer.BLOCK_SIZE > 0) ? 1 : 0);
_buffer = new IoBuffer(n * IoBuffer.BLOCK_SIZE);
}