[asterisk-users] How to obtain SIPCHANINFO variables within custom application?

[Tilghman Lesher]

On Tuesday 25 March 2008 07:51:13 Mindaugas Kezys wrote:
> How can I get peerip, recvip, from, uri, useragent, peername,
> t38passthrough variables in (within) my custom Asterisk application?
>
> I can't use chan_sip.c internal structures (such as sip_pvt) in my custom
> application, because there's no chan_sip.h and I can't include it into my
> application (maybe there's other way?).
>
> I can do like this:
>
> exten => _X,1,Set(PEERIP=${SIPCHANINFO(peerip)})
> exten => _X,2,custom_app

char buf[80];
pbx_substitute_variables_helper(chan, "${SIPCHANINFO(peerip)}", buf, 
sizeof(buf));

BTW, this is exactly how res_config_curl works.

-- 
Tilghman