Re: [PATCH] ip.7: Add not supported by SOCK_STREAM to socket options
From: Peter Seiderer
Date: Sun Mar 17 2024 - 07:32:02 EST
On Wed, 6 Mar 2024 14:12:23 +0100, Alejandro Colomar <alx@xxxxxxxxxx> wrote:
> On Wed, Mar 06, 2024 at 08:02:10AM -0500, Oliver Crumrine wrote:
> > Hi Alex,
>
> Hi Oliver,
>
> > Type into netcat, not the program I sent.
> > My program is the server and prints out whatever it recieves,
> > along with some other stuff that lets you know which options
> > are supported.
>
> Nothing either.
>
> $ date; nc localhost 8888 -u | ts
> Wed Mar 6 14:09:38 CET 2024
> foo
> $ echo $?
> 0
Same here, but with nc forced to IPv4
$ nc localhost 8888 -u -4
a
And in the other window:
$ ./a.out
cmsg recieved
data read: a
byte = 02
Regards,
Peter
>
>
> $ cc testDgramSocketServer.c
> $ date; ./a.out | ts
> Wed Mar 6 14:09:05 CET 2024
> ^C
> $
>
>
> Have a lovely day!
> Alex
>