UDP Lite support

[Xin Li]

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On 3/2/14, 10:42 AM, Joe Nosay wrote:
> On Thu, Feb 27, 2014 at 3:22 AM, Joe Nosay <superbisquit at gmail.com>
> wrote:
> 
>> 
>> 
>> 
>> On Wed, Feb 26, 2014 at 11:19 PM, Xin Li <delphij at delphij.net>
>> wrote:
>> 
> On 02/26/14 18:52, Joe Nosay wrote:
>>>>> On Wed, Feb 26, 2014 at 9:19 PM, Brooks Davis
>>>>> <brooks at freebsd.org> wrote:
>>>>> 
>>>>>> On Wed, Feb 26, 2014 at 07:36:29PM -0500, Joe Nosay
>>>>>> wrote:
>>>>>>> The last thread on this was in 2006. Has it ever been 
>>>>>>> reconsidered or is the likelihood of too many damaged
>>>>>>> packets the reason for not supporting? I'm not sure
>>>>>>> where to put this question. Apologies for the noise.
>>>>>> 
>>>>>> You've provided next to no context.  What is the
>>>>>> question?  What thread are you referring to?  If this is
>>>>>> the usual UDP then freebsd-net would be vastly more
>>>>>> appropriate than -current.
>>>>>> 
>>>>>> -- Brooks
>>>>>> 
>>>>> Thanks. I will ask kevlo and maybe bring it up on
>>>>> freebsd-net. It has to do with an implementation of the
>>>>> JACK server using UDP Lite for transferring data.
>>>>> 
>>>>> 
> http://freebsd.1045724.n5.nabble.com/UDP-lite-for-FreeBSD-td4010236.html
>
>  Looks
>>>>> 
> like nobody proposed a patch?
> 
> I think the concern was that this is not very useful in real-world 
> scenarios due to link layer error detection mechanism but that
> doesn't raise a red flag to me assuming this is sufficiently self
> contained feature as it would improve compatibility with other
> operating systems.
> 
> Cheers,
>>> 
>> 
>> https://github.com/torelizer/jack_trauma
>> 
>> Not my project;  but, I want to port it to FreeBSD. First is to
>> get it to build from source. Use  your raspberry pi with FreeBSD
>> to broadcast your tunes and all.
>> 
> 
> 
> Thanks for all of the input. The project is being reworked to
> improve the code.

Kevin Lo have a patchset but needs someone to do performance testing
(its impact on non-UDPLite applications), test with vimage, etc:

	http://people.freebsd.org/~kevlo/udplite.diff
	http://people.freebsd.org/~kevlo/udp-v.diff

Are you interested in working on these and report back?

Cheers,
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