/* Outgoing typing indication callback.
* (used to reauthenticate request)
*/
static void typing_callback(void *token, pjsip_event *e)
{
pjsua_im_data *im_data = (pjsua_im_data*) token;
pjsua_inst_id inst_id = im_data->inst_id;
if (e->type == PJSIP_EVENT_TSX_STATE) {
pjsip_transaction *tsx = e->body.tsx_state.tsx;
/* Ignore provisional response, if any */
if (tsx->status_code < 200)
return;
/* Handle authentication challenges */
if (e->body.tsx_state.type == PJSIP_EVENT_RX_MSG &&
(tsx->status_code == 401 || tsx->status_code == 407))
{
pjsip_rx_data *rdata = e->body.tsx_state.src.rdata;
pjsip_tx_data *tdata;
pjsip_auth_clt_sess auth;
pj_status_t status;
PJ_LOG(4,(THIS_FILE, "Resending IM with authentication"));
/* Create temporary authentication session */
pjsip_auth_clt_init(&auth,pjsua_var[inst_id].endpt,rdata->tp_info.pool, 0);
pjsip_auth_clt_set_credentials(&auth,
pjsua_var[inst_id].acc[im_data->acc_id].cred_cnt,
pjsua_var[inst_id].acc[im_data->acc_id].cred);
pjsip_auth_clt_set_prefs(&auth,
&pjsua_var[inst_id].acc[im_data->acc_id].cfg.auth_pref);
status = pjsip_auth_clt_reinit_req(&auth, rdata, tsx->last_tx,
&tdata);
if (status == PJ_SUCCESS) {
pjsua_im_data *im_data2;
/* Must duplicate im_data */
im_data2 = pjsua_im_data_dup(tdata->pool, im_data);
/* Increment CSeq */
PJSIP_MSG_CSEQ_HDR(tdata->msg)->cseq++;
/* Re-send request */
status = pjsip_endpt_send_request( pjsua_var[inst_id].endpt, tdata, -1,
im_data2, &typing_callback);
if (status == PJ_SUCCESS) {
/* Done */
return;
}
}
}
}
}
static pj_status_t process_on_tx_msg(pjsip_tx_data* tdata)
{
if ((health_checker != NULL) &&
(PJSIP_MSG_CSEQ_HDR(tdata->msg)->method.id == PJSIP_INVITE_METHOD) &&
(tdata->msg->line.status.code == 200))
{
// 200 OK to an INVITE - meets S-CSCF health check criteria
health_checker->health_check_passed();
}
// Do logging.
local_log_tx_msg(tdata);
sas_log_tx_msg(tdata);
// Return success so the message gets transmitted.
return PJ_SUCCESS;
}
void SessionExpiresHelper::process_response(pjsip_msg* rsp,
pj_pool_t* pool,
SAS::TrailId trail)
{
// Session expires is only allowed on INVITE and UPDATE methods.
pjsip_method* method = &PJSIP_MSG_CSEQ_HDR(rsp)->method;
if ((pjsip_method_cmp(method, pjsip_get_invite_method()) != 0) &&
(pjsip_method_cmp(method, &METHOD_UPDATE) != 0))
{
return;
}
// We only need to process successful final responses.
if (!PJSIP_IS_STATUS_IN_CLASS(rsp->line.status.code, 200))
{
return;
}
pjsip_session_expires_hdr* se_hdr = (pjsip_session_expires_hdr*)
pjsip_msg_find_hdr_by_name(rsp, &STR_SESSION_EXPIRES, NULL);
if (se_hdr == NULL)
{
// There is no session-expires header. This means we are most downstream
// device that supports session timers, and in particular the UAS does not
// support them.
//
// If the UAC does not support session timers, there's nothing more we can
// do - session timers will not be used for this dialog.
//
// If the UAC *does* support session timers, re-add a session-expires header
// that instructs the UAC to be the refresher.
if (_uac_supports_timer)
{
se_hdr = pjsip_session_expires_hdr_create(pool);
pjsip_msg_add_hdr(rsp, (pjsip_hdr*)se_hdr);
se_hdr->expires = _se_on_req;
se_hdr->refresher = SESSION_REFRESHER_UAC;
// Also update (or add) the require header to force the UAC to do session
// refreshes.
pjsip_require_hdr* require_hdr = (pjsip_require_hdr*)
pjsip_msg_find_hdr(rsp, PJSIP_H_REQUIRE, NULL);
if (require_hdr == NULL)
{
require_hdr = (pjsip_require_hdr*)pjsip_require_hdr_create(pool);
pjsip_msg_add_hdr(rsp, (pjsip_hdr*)require_hdr);
}
pj_strdup(pool, &require_hdr->values[require_hdr->count], &STR_TIMER);
require_hdr->count++;
}
}
if (_initial_request)
{
if (se_hdr == NULL)
{
SAS::Event event(trail, SASEvent::SESS_TIMER_NO_UA_SUPPORT, 0);
SAS::report_event(event);
}
else if (se_hdr->expires > _target_se)
{
SAS::Event event(trail, SASEvent::SESS_TIMER_INTERVAL_TOO_LONG, 0);
event.add_static_param(_target_se);
event.add_static_param(se_hdr->expires);
SAS::report_event(event);
}
}
}
/* Outgoing IM callback. */
static void im_callback(void *token, pjsip_event *e)
{
pjsua_im_data *im_data = (pjsua_im_data*) token;
if (e->type == PJSIP_EVENT_TSX_STATE) {
pjsip_transaction *tsx = e->body.tsx_state.tsx;
/* Ignore provisional response, if any */
if (tsx->status_code < 200)
return;
/* Handle authentication challenges */
if (e->body.tsx_state.type == PJSIP_EVENT_RX_MSG &&
(tsx->status_code == 401 || tsx->status_code == 407))
{
pjsip_rx_data *rdata = e->body.tsx_state.src.rdata;
pjsip_tx_data *tdata;
pjsip_auth_clt_sess auth;
pj_status_t status;
PJ_LOG(4,(THIS_FILE, "Resending IM with authentication"));
/* Create temporary authentication session */
pjsip_auth_clt_init(&auth,pjsua_var.endpt,rdata->tp_info.pool, 0);
pjsip_auth_clt_set_credentials(&auth,
pjsua_var.acc[im_data->acc_id].cred_cnt,
pjsua_var.acc[im_data->acc_id].cred);
pjsip_auth_clt_set_prefs(&auth,
&pjsua_var.acc[im_data->acc_id].cfg.auth_pref);
status = pjsip_auth_clt_reinit_req(&auth, rdata, tsx->last_tx,
&tdata);
if (status == PJ_SUCCESS) {
pjsua_im_data *im_data2;
/* Must duplicate im_data */
im_data2 = pjsua_im_data_dup(tdata->pool, im_data);
/* Increment CSeq */
PJSIP_MSG_CSEQ_HDR(tdata->msg)->cseq++;
/* Re-send request */
status = pjsip_endpt_send_request( pjsua_var.endpt, tdata, -1,
im_data2, &im_callback);
if (status == PJ_SUCCESS) {
/* Done */
return;
}
}
}
if (tsx->status_code/100 == 2) {
PJ_LOG(4,(THIS_FILE,
"Message \'%s\' delivered successfully",
im_data->body.ptr));
} else {
PJ_LOG(3,(THIS_FILE,
"Failed to deliver message \'%s\': %d/%.*s",
im_data->body.ptr,
tsx->status_code,
(int)tsx->status_text.slen,
tsx->status_text.ptr));
}
if (pjsua_var.ua_cfg.cb.on_pager_status) {
pjsua_var.ua_cfg.cb.on_pager_status(im_data->call_id,
&im_data->to,
&im_data->body,
im_data->user_data,
(pjsip_status_code)
tsx->status_code,
&tsx->status_text);
}
if (pjsua_var.ua_cfg.cb.on_pager_status2) {
pjsip_rx_data *rdata;
if (e->body.tsx_state.type == PJSIP_EVENT_RX_MSG)
rdata = e->body.tsx_state.src.rdata;
else
rdata = NULL;
pjsua_var.ua_cfg.cb.on_pager_status2(im_data->call_id,
&im_data->to,
&im_data->body,
im_data->user_data,
(pjsip_status_code)
tsx->status_code,
&tsx->status_text,
tsx->last_tx,
rdata, im_data->acc_id);
}
}
}