On Wed, Sep 17, 2008 at 11:33 AM, cedric leveque
<levequecedric at hotmail.com>wrote:
> By some test I see that PJSIP_EVENT_TX_MSG was not the good event.
> With PJSIP_EVENT_TSX_STATE I enter in the condition, but I have the same
> error.
>
>
You *probably* need to invalidate the transmit data so that the message is
re-printed to the message buffer. This can be done by using
pjsip_tx_data_invalidate_msg(tdata).
I don't normally use this callback to modify the message so I'm not sure if
this is the case, but you can try it yourself.
-benny
>
>
>
> ------------------------------
>
> From: levequecedric@xxxxxxxxxxx
> To: pjsip at lists.pjsip.org
> Date: Wed, 17 Sep 2008 12:04:30 +0200
> Subject: on_tsx_state_changed - Adding header.
>
>
> Hi,
>
> I'm trying to add some header on Transmit Data thanks to the callback
> call_on_tsx_state_changed from a module session invite, but when I see the
> trace of my SIP message, there aren't any modification : No Subject Header.
>
>
> static void call_on_tsx_state_changed( pjsip_inv_session *inv,
> pjsip_transaction *tsx,
> pjsip_event *e )
> {
> /*pjsip_tx_data *tdata;
> pjsip_generic_string_hdr *hsubject;
> pj_str_t name;
> pj_str_t value;
> name = pj_str("Subject");
> value = pj_str("PJSIP_UA");
> puts("Subject");
> puts("PJSIP_UA");
> if(e->type == PJSIP_EVENT_TX_MSG)
> {
> tdata = e->body.tx_msg.tdata;
> hsubject = pjsip_generic_string_hdr_create(tdata->pool, &name,
> &value);
> pjsip_msg_insert_first_hdr(tdata->msg, (pjsip_hdr*) hsubject);
> }*/
> }
>
> I have tried pjsip_msg_add_hdr too.
>
> I use simpleUA example and the following page to do my code.
>
> http://trac.pjsip.org/repos/wiki/SIP_Message_Buffer_Event#GettingtheSIPMessagefrompjsip_event
>
> May be there is a bug ?
>
> Thanks by advance for responses.
>
> C?dric.
>
>
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