I did once have a use for this in an o/s of mine, in a sort of network pipe to servers, but it was so variably implemented by other systems (data was flushed, or not) I gave it up as not particularly useful in practice, except between two known systems that did what you wanted.
On 4 February 2017 at 09:58, Charles Forsyth <charles.fors...@gmail.com> wrote: > > On 4 February 2017 at 01:56, Skip Tavakkolian <skip.tavakkol...@gmail.com> > wrote: > >> Shutting down the write-end (i.e. 'shut_wr'), should send FIN, and >> transition to Finwait1. > > > i'd make it a "read" or "write" parameter to the existing "hangup" > message. older implementations that don't accept the parameter will give an > error on the request because the current tcp.c doesn't accept a parameter >
