[Freeswitch-dev] [Freeswitch-users] MPL Confusion

Brian West brian at freeswitch.org
Fri Jun 12 07:44:54 PDT 2009

On Jun 11, 2009, at 11:45 PM, Muhammad Shahzad wrote:

> Hi,
> I have some confusion about FreeSWITCH's Mozilla Public License 1.1.  
> I do understand that me or any one can change provided code  
> according to our customization needs and we are not bound to share  
> our changes as long as we are not distributing it, right?

Not 100% true.

> Now, i have been doing R&D on MSN and Yahoo voice chat services, I  
> have now completed by research and now would like to write up FS  
> modules to communicate with these servers. But as you all know both  
> MSN and Yahoo provide SIP based VOIP services, however they are not  
> using standard SIP stack and have their own versions of customized  
> SIP stack. So, in order to write an endpoint for these servers,  
> instead of writing everything from scretch, i can using existing  
> mod_sofia endpoint and customize it to make it compatible with MSN  
> and Yahoo SIP stack. So here are my questions,
> 1. Is it possible under MPL, that i make a copy of mod_sofia as say  
> mod_msn and develop it to work with MSN, similarly mod_yahoo for  
> Yahoo voice chat service?

Chances are they can be integrated as optional behaviors into  
mod_sofia.   Its best to join #freeswitch and talk to us to see if  
maybe we can provide you guidance on this process.

> 2. If yes, how can i mention my role in these modules development,  
> i.e. as developer or as contributor?

Adding your name to the top of the files is usually the best way.

> Also i wish to include my work, once completed, in FreeSWITCH, can  
> you provide me the guidelines and / or eligibility criteria to do  
> so, any link on FS site etc.?

You post your work to our issue tracker http://jira.freeswitch.org

> Thank you.

Brian West
brian at freeswitch.org

-- Meet us at ClueCon!  http://www.cluecon.com

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