Hi;
NTA may have only one transaction ??
The restore process need to restore the whole user agent, including Dialogs and
transactions.
Regards
On Feb 10, 2010, at 2:07 PM, Aleksander Morgado wrote:
> Hi Inca,
>
> Developing SIP stack for over 10 years now I came across the need to be able
> to save and restore a SIP stack state.
> The scenarios are multiple but the most important one was to be able to do
> fail over
> of a call to a different server while serializing the stack state to a
> different machine.
>
> We are using Sofia SIP stack on some of our projects including a custom
> iPhone application.
> If I'm in a middle of a SIP call and a GSM call enters the iPhone, my
> application will stop, but
> I have the chance to "store" the current state when I get a callback signal
> from the iPhone that my application will be interrupted.
> On this callback I will need to store my call state to be able to retrieve
> the call after the GSM call is over.
>
> Any help on where to start looking ?
>
>
> My god, I would love to have that feature... Maybe a weird idea, but maybe
> it's possible to duplicate the home memory of the NTA object, pass the stream
> of bytes via a su_msg_t to another place, and restore the home memory as a
> duplicated NTA object which includes the whole stack?
>
> -Aleksander
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