Re: [lwip-users] Closing connections

[Kieran Mansley]

On Wed, 15 Oct 2003, Chris WIlliams wrote:

> I am working up an implementation of Lwip for the hitachi H8.
> To get a feel for the software I have built a simple application on
> MSDOS using
> a packet driver. I have a simple 2 way Telnet server running quite well.
> HOWEVER: I can't detect the remote end closing. I assumed that the
> err_func callback in tcp_err(tcp,err_func) would be called, but it
> does not seem to be.

You should get the same callback that you receive when data have been
delivered, but with a NULL buffer to indicate EOF.

Kieran