socat with IP6 support?

Fri May 9 08:47:00 GMT 2014

On May 8 22:05, Andrew Schulman wrote:
> > On May 8 15:23, Andrew Schulman wrote:
> > > > On Jan 20 03:45, Andrew Schulman wrote:
> > > > > Cygwin doesn't seem to
> > > > > define IPV6_DSTOPTS. In Ubuntu, it's defined in
> > > > > /usr/include/linux/in6.h (value 59), along with a whole bunch of other
> > > > > IPv6 socket options.
> > > > > 
> > > > > I'm not sure what the best solution is here. I could define it locally,
> > > > > but would it be better for Cygwin to bring in the missing definitions?
> > > > 
> > > > I don't think so. I checked the available options on Windows again,
> > > > and IPV6_DSTOPTS is not supported. I applied a small patch a few
> > > > minutes ago to add a few socket options our headers were missing,
> > > > but there are still a lot of Linux socket options not supported on
> > > > Windows which hinders CYgwin to support them.
> > > > 
> > > > Any chance you could tweak this piece of code to be built only
> > > > if IPV6_DSTOPTS is defined?
> > > > 
> > > > Corinna
> > > 
> > > I finally got back to this. I seem to have worked around the problem in
> > > socat v2. I've uploaded new packages for 1.7 and 2 that have IPv6 support,
> > > but that will need to be tested. Andrew
> > 
> > I can do that in my local IPv6 setup, if you give me an easy example...
> > 
> > Corinna
>> To copy file1 to file2 on the localhost, run:
>> 	socat tcp6-listen:7777 file2
>> to set up a listener, and:
>> 	socat tcp6:[::1]:7777 file1
>> to connect to the listener and transfer the file.
>> If you have two hosts, you could try the same, running the first command
> on the server, and the second command substituting the ipv6 address of
> the server in place of ::1.

Testing this on 64 bit, with socat 1.7.2.4, and a Linux peer in both
directions works fine.
Do you need a test of the 2.0 test version as well?
Corinna
-- 
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
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