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Fix for Q.921 not always recovering

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This commit is contained in:
David Yat Sin 2012-09-27 23:48:18 -04:00
parent 06a3266360
commit 15ef8925c3
2 changed files with 23 additions and 4 deletions
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16
libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_stack_out.c
View File

@ -475,8 +475,16 @@ void sngisdn_snd_restart(ftdm_channel_t *ftdmchan)
void sngisdn_snd_data(ftdm_channel_t *dchan, uint8_t *data, ftdm_size_t len)
{
sng_l1_frame_t l1_frame;
ftdm_alarm_flag_t alarmbits = 0;
sngisdn_span_data_t *signal_data = (sngisdn_span_data_t*) dchan->span->signal_data;
ftdm_channel_get_alarms(dchan, &alarmbits);
if (alarmbits) {
ftdm_log_chan_msg(dchan, FTDM_LOG_WARNING, "Dropping incoming data due to L1 alarm\n");
return;
}
if (len > sizeof(l1_frame.data)) {
ftdm_log_chan(dchan, FTDM_LOG_ERROR, "Received frame of %"FTDM_SIZE_FMT" bytes, exceeding max size of %"FTDM_SIZE_FMT" bytes\n",
len, sizeof(l1_frame.data));
@ -548,9 +556,11 @@ void sngisdn_snd_event(sngisdn_span_data_t *signal_data, ftdm_oob_event_t event)
case FTDM_OOB_ALARM_CLEAR:
l1_event.type = SNG_L1EVENT_ALARM_OFF;
sng_isdn_event_ind(signal_data->link_id, &l1_event);
ftdm_sched_timer(signal_data->sched, "delayed_dl_req", 8000, sngisdn_delayed_dl_req, (void*) signal_data, NULL);
signal_data->dl_request_pending = 1;
if (!signal_data->dl_request_pending) {
signal_data->dl_request_pending = 1;
ftdm_sched_timer(signal_data->sched, "delayed_dl_req", 8000, sngisdn_delayed_dl_req, (void*) signal_data, NULL);
}
break;
case FTDM_OOB_ALARM_TRAP:
l1_event.type = SNG_L1EVENT_ALARM_ON;

11
libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_support.c
View File

@ -1214,14 +1214,23 @@ void sngisdn_t3_timeout(void *p_sngisdn_info)
void sngisdn_delayed_dl_req(void *p_signal_data)
{
ftdm_signaling_status_t sigstatus = FTDM_SIG_STATE_DOWN;
sngisdn_span_data_t *signal_data = (sngisdn_span_data_t *)p_signal_data;
ftdm_span_t *span = signal_data->ftdm_span;
if (!signal_data->dl_request_pending) {
return;
}
signal_data->dl_request_pending = 0;
ftdm_span_get_sig_status(span, &sigstatus);
if (sigstatus == FTDM_SIG_STATE_UP) {
signal_data->dl_request_pending = 0;
return;
}
sngisdn_snd_dl_req(span->channels[1]);
ftdm_sched_timer(signal_data->sched, "delayed_dl_req", 4000, sngisdn_delayed_dl_req, (void*) signal_data, NULL);
return;
}