[asterisk-dev] Setting the context in a SIP channel

[Marc Haisenko]

BUMP ! Could some Asterisk developer please post his opinion on this ?
Thanks,
	Marc

On Tuesday 24 January 2006 12:48, Marc Haisenko wrote:
> Hi folks,
> I've got a problem that seemed trivial to me at first but which I currently
> can't solve.
>
> I'm writing an application which creates a SIP channel. It should mimic
> another original channel as that on is hung up. By "mimic" I mean that
> channel should get the same context, extension, priority.
>
> This works fine by setting the appropiate channel variables, and when I
> call ast_pbx_start it works as expected.
>
> However SIP transfers don't work any more because it seems sip_pvt has its
> own context and exten variables and uses these ones in the transfer.
>
> So I thought, "well, I just need to set those variables", but there doesn't
> seem to be a way to do this: there doesn't seem to be a callback that I can
> use to do this and since chan_sip.c is just one monolithic C file with no
> header file I can't set that variable directly as I can't get the layout of
> struct sip_pvt.
>
> Have I missed something so far ?
>
> If not, I see two ways of overcoming this problem: the first would be to
> implement setting the context/exten from the outside, the second would be
> to use the context/exten of the owning channel.
>
> So what's the reason for sip_pvt to include the context and exten variables
> ? Why not use the ones from the owning channel ?
>
> C'ya,
> 	Marc

-- 
Marc Haisenko
Comdasys AG

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