[Freeswitch-users] FS -How to identify the A-leg or B-leg inside the source code

[fieldpeak]

Hi Avi,

Thanks your valuable info, and i will try later, Thanks.

BR,
Charles

2011/10/16 Avi Marcus <avi at avimarcus.net>

> Looking at the a_ prefix from mod_xml_cdr.c, it seems like it's this:
>>
>> is_b = channel && switch_channel_get_originator_caller_profile(channel);
>
>
> Feel free to check freeswitch/src/mod/xml_int/mod_xml_cdr/mod_xml_cdr.c
>
> -Avi
>
>
> On Sun, Oct 16, 2011 at 5:41 AM, fieldpeak <fieldpeak at gmail.com> wrote:
>
>> Hi Friends,
>>
>> i'm using mod_nibblebill for billing on FS, i bundled event processing
>> fucntions when status change,
>> e.g. /* on_routing */ check_billing_before_routing,
>> and * on_hangup */ process_hangup, as below,
>> however, i found it excuted the processing function on both A-leg and
>> B-leg, what i want is that either only A-leg or only B-leg (i can
>> select by coding), how can i realize it?
>>
>> P.S. is it possible that i identify the Legs (A or B) inside the
>> processing function (e.g. check_billing_before_routing,) by intput
>> parameter *sessionsession?
>>
>>
>> source codes as below,
>>
>> switch_state_handler_table_t nibble_state_handler = {
>>        /* on_init */ NULL,
>>        /* on_routing */ check_billing_before_routing, /* Need to add a
>> check
>> here for anything in their account before routing */
>>        /* on_execute */ sched_billing,         /* Turn on heartbeat for
>> this
>> session and do an initial account check */
>>        /* on_hangup */ process_hangup,         /* On hangup - most
>> important place
>> to go bill */
>>        /* on_exch_media */ NULL,
>>        /* on_soft_exec */ NULL,
>>        /* on_consume_med */ NULL,
>>        /* on_hibernate */ NULL,
>>        /* on_reset */ NULL,
>>        /* on_park */ NULL,
>>        /* on_reporting */ NULL,
>>        /* on_destroy */ NULL
>> };
>>
>>
>> static switch_status_t
>> check_billing_before_routing(switch_core_session_t *session)
>> {
>>        //is it possible to identify the legs (A or B) here?
>>        ...
>> }
>>
>>        static switch_status_t process_hangup(switch_core_session_t
>> *session)
>> {
>>        ...
>> }
>>
>> BR,
>> Charles
>>
>>
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>
>
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-- 
Regards,
Charles
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