[Devel] exporting pseudo variables

Daniel-Constantin Mierla daniel at voice-system.ro
Tue May 2 12:15:00 CEST 2006


Hello Klaus,

On 05/02/2006 01:03 PM, Klaus Darilion wrote:
> Hi Daniel!
>
> Is it possible to do the parsing of the pseudo variable in the module? 
> E.g. for tls there will be similar paramters, for the peer certificate 
> and the local certificate. Is it possible to register only a prefix, 
> e.g. $tls_ and parse the latter in the module itself?
no, the parsing is done by core. The modules can add new specifiers, but 
must be the full name, so they are visible in other modules as well.. 
You can add many specifiers with the same callback function and 
different values of the parameter.

Cheers,
Daniel

>
>
> regards
> klaus
>
>
> Daniel-Constantin Mierla wrote:
>> Hello,
>>
>> On 04/28/2006 12:05 PM, Klaus Darilion wrote:
>>
>>> Hi!
>>>
>>> I'm studying how to export pseudo variables.
>>>
>>> In tm.c there is this code:
>>>
>>>         if(xl_add_extra("T_branch_idx", it_get_tm_branch_idx, 100 )!=0)
>>>         {
>>>                 LOG(L_ERR,"ERROR:tm:mod_init: failed to register pvar "
>>>                         "[T_branch_idx]\n");
>>>                 return -1;
>>>         }
>>>
>>> Thus I guess the exported pseudo variable is called $T_branch_idx, 
>>> but the README says:
>>>
>>> $T_branch_index - the index (starting with 1 for the first branch)...
>>>            ^^^^
>>>
>>> Is guess there is a typo.
>>
>> indeed.
>>
>>>
>>> Further, do we have a schema how to name the exported pseudo variables?
>>
>> There is none, but the name should be suggestive as much as possible. 
>> Somehow, we should find one to avoid duplicates.
>>
>> Cheers,
>> Daniel
>>
>>>
>>> regards
>>> klaus
>>>
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>>>
>
>



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