[asterisk-dev] "Sending Complete" IE status availability ?

[Timo Teras]

Hi,

On Fri, 25 May 2012 06:24:56 +0200 Pavel Troller <patrol at sinus.cz>
wrote:

> > >   I would like to ask, whether it is possible to query the
> > > "Sending Complete"
> > > flag status received by the PRI DAHDI channel (in Asterisk 1.8 and
> > > above).
> > >   Let's explain better: A SETUP message comes to Asterisk with
> > > Called Party
> > > Number digits = 12345. This message MAY contain the Sending
> > > Complete IE,
> > > telling, that no more dialling will come, or MAY NOT contain it,
> > > in which case
> > > more digits in the overlap mode can be received.
> > >   Is there a chance to query the status of the Sending Complete IE
> > >   presence
> > > from the dialplan ?
> > 
> > No.  The sending complete flag is not saved and is not made
> > available to the dialplan.
> 
> Thank you for your response.
> Because I need it in the dialplan to know, whether the dialling is
> finished for sure or not, I've written a simple patch, which adds
> parameter called "sending_complete_received" to the CHANNEL() core
> function, so for example the following is now working for me:
> 
> [macro-pri-sethashed]
> 
> exten => s,1,GotoIf($["${CHANNEL(channeltype)}" != "DAHDI"]?nodahdi)
> exten => s,n,GotoIf($["${CHANNEL(dahdi_type)}" != "pri"]?nodahdi)
> exten => s,n,GotoIf($["${CHANNEL(sending_complete_received)}" =
> "0"]?nodahdi) exten => s,n,Log(WARNING,"Setting HASHED")
> exten => s,n,Set(HASHED="y")
> exten => s,n(nodahdi),MacroExit()
> 
> Thanks to this, the variable HASHED may be set in the dialplan. This
> variable is used generally through the dialplan to determine, whether
> the dial string is to be considered complete (for example, in my
> handling of SS7 calls it is being set if the number ends with a "F"
> digit, which has also the meaning of "Sending Complete" status).
> 
> Do you think this extension could be merged into the official
> Asterisk sources ? If yes, I will improve it a bit (for example, the
> new parameter is not yet mentioned in the help text) and post the
> patch to the review board. Now it's just 7 lines added.

Pavel can you point me to the asterisk bug with the patch, or send me
the patch privately? This is a feature I would like to have as well,
and I am willing to test it.

Thanks,
 Timo