openzap: disable loop on call start

This commit is contained in:
Moises Silva 2010-05-25 12:56:39 -04:00
parent 7256232af2
commit 76e62feadc
1 changed files with 23 additions and 9 deletions

View File

@ -775,6 +775,7 @@ static void handle_call_answer(zap_span_t *span, sangomabc_connection_t *mcon, s
}
static __inline__ void advance_chan_states(zap_channel_t *zchan);
static __inline__ void stop_loop(zap_channel_t *zchan);
/**
* \brief Handler for call start event
@ -786,6 +787,9 @@ static void handle_call_start(zap_span_t *span, sangomabc_connection_t *mcon, sa
{
zap_channel_t *zchan;
int hangup_cause = ZAP_CAUSE_CALL_REJECTED;
int retry = 1;
tryagain:
if (!(zchan = find_zchan(span, (sangomabc_short_event_t*)event, 0))) {
if ((zchan = find_zchan(span, (sangomabc_short_event_t*)event, 1))) {
@ -807,7 +811,12 @@ static void handle_call_start(zap_span_t *span, sangomabc_connection_t *mcon, sa
zap_log(ZAP_LOG_CRIT, "ZCHAN CALL STATE HANGUP -> Changed to HANGUP %d:%d\n", event->span+1,event->chan+1);
zap_set_state_r(zchan, ZAP_CHANNEL_STATE_HANGUP_COMPLETE, 0, r);
/* Do nothing because outgoing STOP will generaate a stop ack */
} else if (zchan->state == ZAP_CHANNEL_STATE_IN_LOOP && retry) {
/* workaround ss7box sending us call start without sending first a loop stop */
stop_loop(zchan);
advance_chan_states(zchan);
retry = 0;
goto tryagain;
} else {
zap_log(ZAP_LOG_CRIT, "ZCHAN CALL ACK STATE INVALID %s s%dc%d\n",
zap_channel_state2str(zchan->state),event->span+1,event->chan+1);
@ -912,10 +921,21 @@ static void handle_call_loop_start(zap_span_t *span, sangomabc_connection_t *mco
zap_channel_command(zchan, ZAP_COMMAND_ENABLE_LOOP, NULL);
}
static __inline__ void stop_loop(zap_channel_t *zchan)
{
zap_status_t res = ZAP_FAIL;
zap_channel_command(zchan, ZAP_COMMAND_DISABLE_LOOP, NULL);
/* even when we did not sent a msg we set this flag to avoid sending call stop in the DOWN state handler */
zap_set_flag(zchan, SFLAG_SENT_FINAL_MSG);
zap_set_state_r(zchan, ZAP_CHANNEL_STATE_DOWN, 0, res);
if (res != ZAP_STATE_CHANGE_SUCCESS) {
zap_log(ZAP_LOG_CRIT, "yay, could not set the state of the channel from IN_LOOP to DOWN\n");
}
}
static void handle_call_loop_stop(zap_span_t *span, sangomabc_connection_t *mcon, sangomabc_short_event_t *event)
{
zap_channel_t *zchan;
zap_status_t res = ZAP_FAIL;
if (!(zchan = find_zchan(span, (sangomabc_short_event_t*)event, 1))) {
zap_log(ZAP_LOG_CRIT, "CANNOT STOP LOOP, INVALID CHAN REQUESTED %d:%d\n", event->span+1,event->chan+1);
return;
@ -924,13 +944,7 @@ static void handle_call_loop_stop(zap_span_t *span, sangomabc_connection_t *mcon
zap_log(ZAP_LOG_ERROR, "Got stop loop request in a channel that is not in loop, ignoring ...\n");
return;
}
zap_channel_command(zchan, ZAP_COMMAND_DISABLE_LOOP, NULL);
/* even when we did not sent a msg we set this flag to avoid sending call stop in the DOWN state handler */
zap_set_flag(zchan, SFLAG_SENT_FINAL_MSG);
zap_set_state_r(zchan, ZAP_CHANNEL_STATE_DOWN, 0, res);
if (res != ZAP_STATE_CHANGE_SUCCESS) {
zap_log(ZAP_LOG_CRIT, "yay, could not set the state of the channel from IN_LOOP to DOWN\n");
}
stop_loop(zchan);
}
/**