public Task <bool> DisconnectAsync(uint data = 0)
{
NativeMethods.EnetPeerDisconnect(this.peerPtr, data);
// EnetPeerDisconnect会reset Peer,这里设置为0,防止再次Dispose
this.PeerPtr = IntPtr.Zero;
var tcs = new TaskCompletionSource <bool>();
this.Disconnect = eEvent => tcs.TrySetResult(true);
return(tcs.Task);
}