void sngisdn_set_span_sig_status(ftdm_span_t *span, ftdm_signaling_status_t status)
{
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *curr = NULL;
chaniter = ftdm_span_get_chan_iterator(span, NULL);
for (curr = chaniter; curr; curr = ftdm_iterator_next(curr)) {
sngisdn_set_chan_sig_status(((ftdm_channel_t*)ftdm_iterator_current(curr)), status);
}
ftdm_iterator_free(chaniter);
return;
}
ftdm_status_t sngisdn_set_span_avail_rate(ftdm_span_t *span, sngisdn_avail_t avail)
{
if (FTDM_SPAN_IS_BRI(span)) {
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *curr = NULL;
chaniter = ftdm_span_get_chan_iterator(span, NULL);
for (curr = chaniter; curr; curr = ftdm_iterator_next(curr)) {
ftdm_log_chan(((ftdm_channel_t*)ftdm_iterator_current(curr)), FTDM_LOG_DEBUG, "Setting availability rate to:%d\n", avail);
sngisdn_set_chan_avail_rate(((ftdm_channel_t*)ftdm_iterator_current(curr)), avail);
}
ftdm_iterator_free(chaniter);
}
return FTDM_SUCCESS;
}
static ftdm_status_t sngisdn_map_call(sngisdn_span_data_t *signal_data, sngisdn_frame_info_t frame_info, ftdm_channel_t **found)
{
sngisdn_chan_data_t *sngisdn_info;
ftdm_channel_t *ftdmchan = NULL;
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *curr = NULL;
ftdm_status_t status = FTDM_FAIL;
uint8_t outbound_call = 0;
if ((!frame_info.call_ref_flag && frame_info.dir == FTDM_TRACE_DIR_OUTGOING) ||
(frame_info.call_ref_flag && frame_info.dir == FTDM_TRACE_DIR_INCOMING)) {
/* If this is an outgoing frame and this frame was sent by the originating side
of the call (frame_info.call_ref_flag == 0), then this is an outbound call */
outbound_call = 1;
} else {
outbound_call = 0;
}
switch (frame_info.msgtype) {
case PROT_Q931_MSGTYPE_SETUP:
/* We initiated this outgoing call try to match the call reference with our internal call-id*/
if (!frame_info.bchan_no) {
/* We were not able to determine the bchannel on this call, so we will not be able to match it anyway */
status = FTDM_FAIL;
}
chaniter = ftdm_span_get_chan_iterator(signal_data->ftdm_span, NULL);
for (curr = chaniter; curr; curr = ftdm_iterator_next(curr)) {
ftdmchan = (ftdm_channel_t*)(ftdm_iterator_current(curr));
ftdm_channel_lock(ftdmchan);
if (outbound_call) {
sngisdn_info = (sngisdn_chan_data_t*)ftdmchan->call_data;
if (sngisdn_info && ftdm_test_flag(ftdmchan, FTDM_CHANNEL_OUTBOUND)) {
if (ftdmchan->caller_data.call_id && ftdmchan->physical_chan_id == frame_info.bchan_no) {
sngisdn_info->call_ref = frame_info.call_ref;
*found = ftdmchan;
status = FTDM_SUCCESS;
}
}
} else {
if (ftdmchan->physical_chan_id == frame_info.bchan_no) {
*found = ftdmchan;
status = FTDM_SUCCESS;
}
}
ftdm_channel_unlock(ftdmchan);
}
ftdm_iterator_free(chaniter);
break;
case PROT_Q931_MSGTYPE_ALERTING:
case PROT_Q931_MSGTYPE_PROCEEDING:
case PROT_Q931_MSGTYPE_PROGRESS:
case PROT_Q931_MSGTYPE_CONNECT:
case PROT_Q931_MSGTYPE_SETUP_ACK:
case PROT_Q931_MSGTYPE_CONNECT_ACK:
case PROT_Q931_MSGTYPE_USER_INFO:
case PROT_Q931_MSGTYPE_DISCONNECT:
case PROT_Q931_MSGTYPE_RELEASE:
case PROT_Q931_MSGTYPE_RELEASE_ACK:
case PROT_Q931_MSGTYPE_RELEASE_COMPLETE:
case PROT_Q931_MSGTYPE_FACILITY:
case PROT_Q931_MSGTYPE_NOTIFY:
case PROT_Q931_MSGTYPE_STATUS_ENQUIRY:
case PROT_Q931_MSGTYPE_INFORMATION:
case PROT_Q931_MSGTYPE_STATUS:
/* Look for an outbound call on that span and and try to match the call-id */
chaniter = ftdm_span_get_chan_iterator(signal_data->ftdm_span, NULL);
for (curr = chaniter; curr; curr = ftdm_iterator_next(curr)) {
ftdmchan = (ftdm_channel_t*)(ftdm_iterator_current(curr));
ftdm_channel_lock(ftdmchan);
sngisdn_info = (sngisdn_chan_data_t*)ftdmchan->call_data;
if (outbound_call) {
if (sngisdn_info && ftdm_test_flag(ftdmchan, FTDM_CHANNEL_OUTBOUND)) {
if (sngisdn_info->call_ref == frame_info.call_ref) {
*found = ftdmchan;
status = FTDM_SUCCESS;
}
}
} else {
if (sngisdn_info && !ftdm_test_flag(ftdmchan, FTDM_CHANNEL_OUTBOUND)) {
if (sngisdn_info->call_ref && sngisdn_info->call_ref == frame_info.call_ref) {
*found = ftdmchan;
status = FTDM_SUCCESS;
}
}
}
ftdm_channel_unlock(ftdmchan);
}
ftdm_iterator_free(chaniter);
break;
default:
/* This frame is not call specific, ignore */
break;
}
if (status == FTDM_SUCCESS) {
ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Mapped %s with Call Ref:%04x to call-id:%d\n", get_code_2_str(frame_info.msgtype, dcodQ931MsgTypeTable), frame_info.call_ref, (*found)->caller_data.call_id);
} else {
/* We could not map this frame to a call-id */
ftdm_log(FTDM_LOG_DEBUG, "Failed to map %s with Call Ref:%04x to local call\n",
get_code_2_str(frame_info.msgtype, dcodQ931MsgTypeTable), frame_info.call_ref);
}
return status;
}
static FIO_CONFIGURE_SPAN_SIGNALING_FUNCTION(ftdm_gsm_configure_span_signaling)
{
wat_span_config_t span_config;
ftdm_gsm_span_data_t *gsm_data = NULL;
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *citer = NULL;
ftdm_channel_t *ftdmchan = NULL;
ftdm_channel_t *dchan = NULL;
ftdm_channel_t *bchan = NULL;
unsigned paramindex = 0;
const char *var = NULL;
const char *val = NULL;
/* libwat is smart enough to set good default values for the timers if they are set to 0 */
memset(&span_config, 0, sizeof(span_config));
/* set some span defaults */
span_config.moduletype = WAT_MODULE_TELIT;
if (FTDM_SUCCESS != init_wat_lib()) {
return FTDM_FAIL;
}
if (!sig_cb) {
ftdm_log(FTDM_LOG_ERROR, "No signaling callback provided\n");
return FTDM_FAIL;
}
if (span->signal_type) {
ftdm_log(FTDM_LOG_ERROR, "Span %s is already configured for another signaling\n", span->name);
return FTDM_FAIL;
}
/* verify the span has one d-channel */
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;
}
citer = ftdm_span_get_chan_iterator(span, chaniter);
for ( ; citer; citer = ftdm_iterator_next(citer)) {
ftdmchan = ftdm_iterator_current(citer);
if ((NULL == dchan) && FTDM_IS_DCHAN(ftdmchan)) {
dchan = ftdmchan;
}
if ((NULL == bchan) && FTDM_IS_VOICE_CHANNEL(ftdmchan)) {
bchan = ftdmchan;
}
}
ftdm_iterator_free(chaniter);
if (!dchan) {
ftdm_log(FTDM_LOG_CRIT, "Could not find a d-channel for GSM span %s!\n", span->name);
return FTDM_FAIL;
}
if (!bchan) {
ftdm_log(FTDM_LOG_CRIT, "Could not find a b-channel for GSM span %s!\n", span->name);
return FTDM_FAIL;
}
gsm_data = ftdm_calloc(1, sizeof(*gsm_data));
if (!gsm_data) {
return FTDM_FAIL;
}
gsm_data->dchan = dchan;
gsm_data->bchan = bchan;
//sprintf(gsm_data->dchan->chan_name, "%s\t\n", "GSM dchan");
//sprintf(gsm_data->bchan->chan_name, "%s\r\n", "GSM bchan");
for (paramindex = 0; ftdm_parameters[paramindex].var; paramindex++) {
var = ftdm_parameters[paramindex].var;
val = ftdm_parameters[paramindex].val;
if (!ftdm_strlen_zero_buf(val)) {
ftdm_log(FTDM_LOG_WARNING, "Ignoring empty GSM parameter %s for span %s\n", var, span->name);
continue;
}
ftdm_log(FTDM_LOG_DEBUG, "Reading GSM parameter %s=%s for span %s\n", var, val, span->name);
if (!strcasecmp(var, "moduletype")) {
span_config.moduletype = wat_str2wat_moduletype(val);
if (span_config.moduletype == WAT_MODULE_INVALID) {
ftdm_log(FTDM_LOG_DEBUG, "Unknown GSM module type %s for span %s\n", val, span->name);
continue;
}
ftdm_log(FTDM_LOG_DEBUG, "Configuring GSM span %s with moduletype %s\n", span->name, val);
} else {
ftdm_log(FTDM_LOG_ERROR, "Ignoring unknown GSM parameter '%s'", var);
}
}
/* Bind function pointers for control operations */
span->start = ftdm_gsm_start;
span->stop = ftdm_gsm_stop;
span->sig_read = NULL;
span->sig_write = NULL;
span->signal_cb = sig_cb;
span->signal_type = FTDM_SIGTYPE_GSM;
span->signal_data = gsm_data; /* Gideon, plz fill me with gsm span specific data (you allocate and free) */
span->outgoing_call = gsm_outgoing_call;
span->get_span_sig_status = ftdm_gsm_get_span_sig_status;
span->set_span_sig_status = ftdm_gsm_set_span_sig_status;
span->get_channel_sig_status = ftdm_gsm_get_channel_sig_status;
span->set_channel_sig_status = ftdm_gsm_set_channel_sig_status;
//printf("\r\nspan->state_map = &gsm_state_map;\r\n");
span->state_map = &gsm_state_map;
span->state_processor = ftdm_gsm_state_advance;
/* use signals queue */
ftdm_set_flag(span, FTDM_SPAN_USE_SIGNALS_QUEUE);
ftdm_set_flag(span, FTDM_SPAN_USE_CHAN_QUEUE);
/* we can skip states (going straight from RING to UP) */
ftdm_set_flag(span, FTDM_SPAN_USE_SKIP_STATES);
gsm_data->span = span;
#if 0
/* setup the scheduler (create if needed) */
snprintf(schedname, sizeof(schedname), "ftmod_r2_%s", span->name);
ftdm_assert(ftdm_sched_create(&r2data->sched, schedname) == FTDM_SUCCESS, "Failed to create schedule!\n");
spanpvt->sched = r2data->sched;
#endif
fprintf(stdout, "Configuring wat span %d %s \r\n", span->span_id, span->name);
if (wat_span_config(span->span_id, &span_config)) {
ftdm_log(FTDM_LOG_ERROR, "Failed to configure span %s for GSM signaling!!\n", span->name);
return FTDM_FAIL;
}
{
int codec = FTDM_CODEC_SLIN;
int interval = 20;
ftdm_channel_command(gsm_data->bchan, FTDM_COMMAND_SET_NATIVE_CODEC, &codec);
ftdm_channel_command(gsm_data->bchan, FTDM_COMMAND_SET_CODEC, &codec);
ftdm_channel_command(gsm_data->bchan, FTDM_COMMAND_SET_INTERVAL, &interval);
}
return FTDM_SUCCESS;
}
static ftdm_status_t parse_switchtype(const char* switch_name, ftdm_span_t *span)
{
unsigned i;
ftdm_iterator_t *chaniter = NULL;
ftdm_iterator_t *curr = NULL;
//sngisdn_dchan_data_t *dchan_data;
sngisdn_span_data_t *signal_data = (sngisdn_span_data_t*) span->signal_data;
switch(span->trunk_type) {
case FTDM_TRUNK_T1:
if (!strcasecmp(switch_name, "ni2") ||
!strcasecmp(switch_name, "national")) {
signal_data->switchtype = SNGISDN_SWITCH_NI2;
} else if (!strcasecmp(switch_name, "5ess")) {
signal_data->switchtype = SNGISDN_SWITCH_5ESS;
} else if (!strcasecmp(switch_name, "4ess")) {
signal_data->switchtype = SNGISDN_SWITCH_4ESS;
} else if (!strcasecmp(switch_name, "dms100")) {
signal_data->switchtype = SNGISDN_SWITCH_DMS100;
} else if (!strcasecmp(switch_name, "qsig")) {
signal_data->switchtype = SNGISDN_SWITCH_QSIG;
} else {
ftdm_log(FTDM_LOG_ERROR, "%s:Unsupported switchtype %s for trunktype:%s\n", span->name, switch_name, ftdm_trunk_type2str(span->trunk_type));
return FTDM_FAIL;
}
break;
case FTDM_TRUNK_E1:
if (!strcasecmp(switch_name, "euroisdn") ||
!strcasecmp(switch_name, "etsi")) {
signal_data->switchtype = SNGISDN_SWITCH_EUROISDN;
} else if (!strcasecmp(switch_name, "qsig")) {
signal_data->switchtype = SNGISDN_SWITCH_QSIG;
} else {
ftdm_log(FTDM_LOG_ERROR, "%s:Unsupported switchtype %s for trunktype:%s\n", span->name, switch_name, ftdm_trunk_type2str(span->trunk_type));
return FTDM_FAIL;
}
break;
case FTDM_TRUNK_BRI:
case FTDM_TRUNK_BRI_PTMP:
if (!strcasecmp(switch_name, "euroisdn") ||
!strcasecmp(switch_name, "etsi")) {
signal_data->switchtype = SNGISDN_SWITCH_EUROISDN;
} else if (!strcasecmp(switch_name, "insnet") ||
!strcasecmp(switch_name, "ntt")) {
signal_data->switchtype = SNGISDN_SWITCH_INSNET;
} else {
ftdm_log(FTDM_LOG_ERROR, "%s:Unsupported switchtype %s for trunktype:%s\n", span->name, switch_name, ftdm_trunk_type2str(span->trunk_type));
return FTDM_FAIL;
}
ftdm_set_flag(span, FTDM_SPAN_USE_AV_RATE);
ftdm_set_flag(span, FTDM_SPAN_PWR_SAVING);
/* can be > 1 for some BRI variants */
break;
default:
ftdm_log(FTDM_LOG_ERROR, "%s:Unsupported trunktype:%s\n", span->name, ftdm_trunk_type2str(span->trunk_type));
return FTDM_FAIL;
}
/* see if we have profile with this switch_type already */
for (i = 1; i <= g_sngisdn_data.num_cc; i++) {
if (g_sngisdn_data.ccs[i].switchtype == signal_data->switchtype &&
g_sngisdn_data.ccs[i].trunktype == span->trunk_type) {
break;
}
}
/* need to create a new switch_type */
if (i > g_sngisdn_data.num_cc) {
g_sngisdn_data.num_cc++;
g_sngisdn_data.ccs[i].switchtype = signal_data->switchtype;
g_sngisdn_data.ccs[i].trunktype = span->trunk_type;
ftdm_log(FTDM_LOG_DEBUG, "%s: New switchtype:%s cc_id:%u\n", span->name, switch_name, i);
}
/* add this span to its ent_cc */
signal_data->cc_id = i;
g_sngisdn_data.spans[signal_data->link_id] = signal_data;
ftdm_log(FTDM_LOG_DEBUG, "%s: cc_id:%d link_id:%d\n", span->name, signal_data->cc_id, signal_data->link_id);
chaniter = ftdm_span_get_chan_iterator(span, NULL);
for (curr = chaniter; curr; curr = ftdm_iterator_next(curr)) {
int32_t chan_id;
ftdm_channel_t *ftdmchan = (ftdm_channel_t*)ftdm_iterator_current(curr);
if (ftdmchan->type == FTDM_CHAN_TYPE_DQ921) {
/* set the d-channel */
signal_data->dchan = ftdmchan;
} else {
/* Add the channels to the span */
chan_id = ftdmchan->physical_chan_id;
signal_data->channels[chan_id] = (sngisdn_chan_data_t*)ftdmchan->call_data;
signal_data->num_chans++;
}
}
ftdm_iterator_free(chaniter);
return FTDM_SUCCESS;
}