Preston_PLB/freeswitch
1
0
Fork 0
forked from Mirrors/freeswitch
Code Pull Requests Activity

Allow setting/getting signaling status from E&M channels

Browse Source
This commit is contained in:
Moises Silva 2013-10-06 19:08:45 -04:00
parent 96b66ad015
commit 21b129e940
2 changed files with 113 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
libs/freetdm/mod_freetdm/mod_freetdm.c
View File

@ -2294,7 +2294,6 @@ static FIO_SIGNAL_CB_FUNCTION(on_fxo_signal)
}
}
break;
case FTDM_SIGEVENT_SIGSTATUS_CHANGED:
case FTDM_SIGEVENT_COLLECTED_DIGIT: /* Analog E&M */
{
int span_id = ftdm_channel_get_span_id(sigmsg->channel);
@ -2336,6 +2335,9 @@ static FIO_SIGNAL_CB_FUNCTION(on_fxo_signal)
}
}
break;
case FTDM_SIGEVENT_SIGSTATUS_CHANGED:
/* span signaling status changed ... nothing to do here .. */
break;
default:
{
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Unhandled msg type %d for channel %d:%d\n",

115
libs/freetdm/src/ftmod/ftmod_analog_em/ftmod_analog_em.c
View File

@ -196,6 +196,23 @@ static ftdm_status_t ftdm_analog_em_start(ftdm_span_t *span)
return ftdm_thread_create_detached(ftdm_analog_em_run, span);
}
static void ftdm_analog_set_chan_sig_status(ftdm_channel_t *ftdmchan, ftdm_signaling_status_t status)
{
ftdm_sigmsg_t sig;
ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Signalling link status changed to %s\n", ftdm_signaling_status2str(status));
memset(&sig, 0, sizeof(sig));
sig.chan_id = ftdmchan->chan_id;
sig.span_id = ftdmchan->span_id;
sig.channel = ftdmchan;
sig.event_id = FTDM_SIGEVENT_SIGSTATUS_CHANGED;
sig.ev_data.sigstatus.status = status;
if (ftdm_span_send_signal(ftdmchan->span, &sig) != FTDM_SUCCESS) {
ftdm_log_chan(ftdmchan, FTDM_LOG_ERROR, "Failed to change channel status to %s\n", ftdm_signaling_status2str(status));
}
return;
}
/**
* \brief Stops EM span thread (monitor)
* \param span Span to monitor
@ -215,10 +232,16 @@ static ftdm_status_t ftdm_analog_em_stop(ftdm_span_t *span)
* \param status Pointer to set signalling status
* \return Success or failure
*/
static FIO_CHANNEL_GET_SIG_STATUS_FUNCTION(analog_em_get_channel_sig_status)
{
ftdm_unused_arg(ftdmchan);
if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_IN_ALARM)) {
*status = FTDM_SIG_STATE_DOWN;
return FTDM_SUCCESS;
}
if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_SUSPENDED)) {
*status = FTDM_SIG_STATE_SUSPENDED;
return FTDM_SUCCESS;
}
*status = FTDM_SIG_STATE_UP;
return FTDM_SUCCESS;
}
@ -229,11 +252,82 @@ static FIO_CHANNEL_GET_SIG_STATUS_FUNCTION(analog_em_get_channel_sig_status)
* \param status Pointer to set signalling status
* \return Success or failure
*/
static FIO_SPAN_GET_SIG_STATUS_FUNCTION(analog_em_get_span_sig_status)
{
ftdm_unused_arg(span);
*status = FTDM_SIG_STATE_UP;
ftdm_iterator_t *citer = NULL;
ftdm_iterator_t *chaniter = ftdm_span_get_chan_iterator(span, NULL);
if (!chaniter) {
ftdm_log(FTDM_LOG_CRIT, "Failed to allocate channel iterator for span %s!\n", span->name);
return FTDM_FAIL;
}
/* if ALL channels are in alarm, report DOWN, UP otherwise. */
*status = FTDM_SIG_STATE_DOWN;
for (citer = chaniter; citer; citer = ftdm_iterator_next(citer)) {
ftdm_channel_t *fchan = ftdm_iterator_current(citer);
ftdm_channel_lock(fchan);
if (!ftdm_test_flag(fchan, FTDM_CHANNEL_IN_ALARM)) {
if (!ftdm_test_flag(fchan, FTDM_CHANNEL_SUSPENDED)) {
*status = FTDM_SIG_STATE_UP;
ftdm_channel_unlock(fchan);
break;
} else {
*status = FTDM_SIG_STATE_SUSPENDED;
}
}
ftdm_channel_unlock(fchan);
}
ftdm_iterator_free(chaniter);
return FTDM_SUCCESS;
}
static FIO_CHANNEL_SET_SIG_STATUS_FUNCTION(analog_em_set_channel_sig_status)
{
switch (status) {
case FTDM_SIG_STATE_DOWN:
ftdm_log_chan(ftdmchan, FTDM_LOG_WARNING, "Cannot bring channel down, perhaps you want to try '%s'\n", ftdm_signaling_status2str(FTDM_SIG_STATE_SUSPENDED));
return FTDM_FAIL;
case FTDM_SIG_STATE_SUSPENDED:
if (!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_SUSPENDED)) {
ftdm_set_flag(ftdmchan, FTDM_CHANNEL_SUSPENDED);
ftdm_analog_set_chan_sig_status(ftdmchan, FTDM_SIG_STATE_SUSPENDED);
}
break;
case FTDM_SIG_STATE_UP:
if (ftdm_test_flag(ftdmchan, FTDM_CHANNEL_SUSPENDED)) {
ftdm_clear_flag(ftdmchan, FTDM_CHANNEL_SUSPENDED);
if (!ftdm_test_flag(ftdmchan, FTDM_CHANNEL_IN_ALARM)) {
ftdm_analog_set_chan_sig_status(ftdmchan, FTDM_SIG_STATE_UP);
}
}
break;
default:
ftdm_log_chan(ftdmchan, FTDM_LOG_WARNING, "Cannot set signaling status to unknown value '%d'\n", status);
return FTDM_FAIL;
}
return FTDM_SUCCESS;
}
static FIO_SPAN_SET_SIG_STATUS_FUNCTION(analog_em_set_span_sig_status)
{
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *citer = NULL;
chaniter = ftdm_span_get_chan_iterator(span, NULL);
if (!chaniter) {
ftdm_log(FTDM_LOG_CRIT, "Failed to allocate channel iterator for span %s!\n", span->name);
return FTDM_FAIL;
}
/* iterate over all channels, setting them to the requested state */
for (citer = chaniter; citer; citer = ftdm_iterator_next(citer)) {
ftdm_channel_t *fchan = ftdm_iterator_current(citer);
/* we set channel's state through analog_em_set_channel_sig_status(), since it already takes care of notifying the user when appropriate */
ftdm_channel_lock(fchan);
if ((analog_em_set_channel_sig_status(fchan, status)) != FTDM_SUCCESS) {
ftdm_log_chan(fchan, FTDM_LOG_ERROR, "Failed to set signaling status to %s\n", ftdm_signaling_status2str(status));
}
ftdm_channel_unlock(fchan);
}
ftdm_iterator_free(chaniter);
return FTDM_SUCCESS;
}
@ -334,6 +428,8 @@ static FIO_SIG_CONFIGURE_FUNCTION(ftdm_analog_em_configure_span)
span->outgoing_call = analog_em_outgoing_call;
span->get_channel_sig_status = analog_em_get_channel_sig_status;
span->get_span_sig_status = analog_em_get_span_sig_status;
span->set_channel_sig_status = analog_em_set_channel_sig_status;
span->set_span_sig_status = analog_em_set_span_sig_status;
ftdm_span_load_tones(span, tonemap);
if (immediate_ringback || !ftdm_strlen_zero(ringback_file)) {
analog_data->immediate_ringback = FTDM_TRUE;
@ -859,6 +955,12 @@ static __inline__ ftdm_status_t process_event(ftdm_span_t *span, ftdm_event_t *e
ftdm_mutex_lock(event->channel->mutex);
locked++;
if (ftdm_test_flag(event->channel, FTDM_CHANNEL_SUSPENDED)) {
ftdm_log(FTDM_LOG_WARNING, "Ignoring event %s on channel %d:%d in state %s, channel is suspended\n",
ftdm_oob_event2str(event->enum_id), event->channel->span_id, event->channel->chan_id, ftdm_channel_state2str(event->channel->state));
goto done;
}
switch(event->enum_id) {
case FTDM_OOB_ONHOOK:
{
@ -893,6 +995,9 @@ static __inline__ ftdm_status_t process_event(ftdm_span_t *span, ftdm_event_t *e
}
break;
}
done:
if (locked) {
ftdm_mutex_unlock(event->channel->mutex);
}