Exemple #1
0
/* FUNCTIONS ******************************************************************/
void handle_isup_t35(void *userdata)
{
    SS7_FUNC_TRACE_ENTER(__FUNCTION__);

    sngss7_timer_data_t *timer = userdata;
    sngss7_chan_data_t  *sngss7_info = timer->sngss7_info;
    ftdm_channel_t      *ftdmchan = sngss7_info->ftdmchan;

    /* now that we have the right channel...put a lock on it so no-one else can use it */
    ftdm_mutex_lock(ftdmchan->mutex);

    SS7_ERROR("[Call-Control] Timer 35 expired on CIC = %d\n", sngss7_info->circuit->cic);

    /* set the flag to indicate this hangup is started from the local side */
    sngss7_set_ckt_flag(sngss7_info, FLAG_LOCAL_REL);

    /* hang up on timer expiry */
    ftdmchan->caller_data.hangup_cause = 28;

    /* end the call */
    ftdm_set_state_locked(ftdmchan, FTDM_CHANNEL_STATE_CANCEL);

    /*unlock*/
    ftdm_mutex_unlock(ftdmchan->mutex);

    SS7_FUNC_TRACE_EXIT(__FUNCTION__);
    return;
}
void ft_to_sngss7_grs (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_span_data_t 	*sngss7_span = ftdmchan->span->mod_data;
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	
	SiStaEvnt grs;
	
	memset (&grs, 0x0, sizeof(grs));
	
	grs.rangStat.eh.pres	= PRSNT_NODEF;
	grs.rangStat.range.pres	= PRSNT_NODEF;
	grs.rangStat.range.val	= sngss7_span->tx_grs.range;
	
	sng_cc_sta_request (1,
						0,
						0,
						sngss7_span->tx_grs.circuit,
						0,
						SIT_STA_GRSREQ,
						&grs);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx GRS (%d:%d)\n",
							sngss7_info->circuit->cic,
							sngss7_info->circuit->cic,
							(sngss7_info->circuit->cic + sngss7_span->tx_grs.range));
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
return;
}
void ft_to_sngss7_rel (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	SiRelEvnt rel;
	
	memset (&rel, 0x0, sizeof (rel));
	
	rel.causeDgn.eh.pres = PRSNT_NODEF;
	rel.causeDgn.location.pres = PRSNT_NODEF;
	rel.causeDgn.location.val = 0x01;
	rel.causeDgn.cdeStand.pres = PRSNT_NODEF;
	rel.causeDgn.cdeStand.val = 0x00;
	rel.causeDgn.recommend.pres = NOTPRSNT;
	rel.causeDgn.causeVal.pres = PRSNT_NODEF;
	rel.causeDgn.causeVal.val = (uint8_t) ftdmchan->caller_data.hangup_cause;
	rel.causeDgn.dgnVal.pres = NOTPRSNT;
	
	/* send the REL request to LibSngSS7 */
	sng_cc_rel_request (1,
						sngss7_info->suInstId,
						sngss7_info->spInstId, 
						sngss7_info->circuit->id, 
						&rel);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx REL cause=%d \n",
							sngss7_info->circuit->cic,
							ftdmchan->caller_data.hangup_cause );
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void ft_to_sngss7_grs (ftdm_channel_t *fchan)
{
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    sngss7_chan_data_t *cinfo = fchan->call_data;

    SiStaEvnt grs;

    ftdm_assert(sngss7_test_ckt_flag(cinfo, FLAG_GRP_RESET_TX) &&
                !sngss7_test_ckt_flag(cinfo, FLAG_GRP_RESET_SENT), "Incorrect flags\n");

    memset (&grs, 0x0, sizeof(grs));
    grs.rangStat.eh.pres    = PRSNT_NODEF;
    grs.rangStat.range.pres = PRSNT_NODEF;
    grs.rangStat.range.val  = cinfo->tx_grs.range;

    sng_cc_sta_request (1,
                        0,
                        0,
                        cinfo->tx_grs.circuit,
                        0,
                        SIT_STA_GRSREQ,
                        &grs);

    SS7_INFO_CHAN(fchan, "[CIC:%d]Tx GRS (%d:%d)\n",
                  cinfo->circuit->cic,
                  cinfo->circuit->cic,
                  (cinfo->circuit->cic + cinfo->tx_grs.range));

    memset(&cinfo->tx_grs, 0, sizeof(cinfo->tx_grs));

    sngss7_set_ckt_flag(cinfo, FLAG_GRP_RESET_SENT);

    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
}
/* French SPIROU send Charging Acknowledgement */
void ft_to_sngss7_txa (ftdm_channel_t * ftdmchan)
{
#ifndef SANGOMA_SPIROU
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);
    ftdm_log_chan_msg(ftdmchan, FTDM_LOG_CRIT, "TXA message not supported!, please update your libsng_ss7\n");
#else
    SiCnStEvnt txa;
    sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    memset (&txa, 0x0, sizeof(txa));

    sng_cc_con_status(1, sngss7_info->suInstId, sngss7_info->spInstId, sngss7_info->circuit->id, &txa, CHARGE_ACK);

    SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx TXA\n", sngss7_info->circuit->cic);
#endif
    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
    return;
}
/* No one calls this function yet, but it has been implemented to complement TXA messages */
void ft_to_sngss7_itx (ftdm_channel_t * ftdmchan)
{
#ifndef SANGOMA_SPIROU
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);
    ftdm_log_chan_msg(ftdmchan, FTDM_LOG_CRIT, "ITX message not supported!, please update your libsng_ss7\n");
#else
    const char* var = NULL;
    sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;
    SiCnStEvnt itx;

    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    memset (&itx, 0x0, sizeof (itx));

    itx.msgNum.eh.pres = PRSNT_NODEF;
    itx.msgNum.msgNum.pres = PRSNT_NODEF;
    var = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_itx_msg_num");
    if (!ftdm_strlen_zero(var)) {
        itx.msgNum.msgNum.val = atoi(var);
    } else {
        itx.msgNum.msgNum.val = 0x1;
    }

    itx.chargUnitNum.eh.pres = PRSNT_NODEF;
    itx.chargUnitNum.chargUnitNum.pres = PRSNT_NODEF;
    var = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_itx_charge_unit");
    if (!ftdm_strlen_zero(var)) {
        itx.chargUnitNum.chargUnitNum.val = atoi(var);
    } else {
        itx.chargUnitNum.chargUnitNum.val = 0x1;
    }

    ftdm_log_chan(ftdmchan, FTDM_LOG_INFO, "ITX Charging Unit:%d Msg Num:%d\n", itx.chargUnitNum.chargUnitNum.val, itx.msgNum.msgNum.val);
    sng_cc_con_status  (1, sngss7_info->suInstId, sngss7_info->spInstId, sngss7_info->circuit->id, &itx, CHARGE_UNIT);

    SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx ITX\n", sngss7_info->circuit->cic);
#endif
    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
    return;
}
void ft_to_sngss7_cgu(ftdm_channel_t * ftdmchan)
{
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    sngss7_span_data_t 	*sngss7_span = ftdmchan->span->signal_data;
    sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;
    SiStaEvnt 			cgu;
    int					x = 0;


    memset (&cgu, 0x0, sizeof(cgu));

    /* fill in the circuit group supervisory message */
    cgu.cgsmti.eh.pres			= PRSNT_NODEF;
    cgu.cgsmti.typeInd.pres		= PRSNT_NODEF;
    cgu.cgsmti.typeInd.val		= sngss7_span->tx_cgu.type;

    /* fill in the range */
    cgu.rangStat.eh.pres 		= PRSNT_NODEF;
    cgu.rangStat.range.pres		= PRSNT_NODEF;
    cgu.rangStat.range.val 		= sngss7_span->tx_cgu.range;

    /* fill in the status */
    cgu.rangStat.status.pres	= PRSNT_NODEF;
    cgu.rangStat.status.len 	= ((sngss7_span->tx_cgu.range + 1) >> 3) + (((sngss7_span->tx_cgu.range + 1) & 0x07) ? 1 : 0);
    for(x = 0; x < cgu.rangStat.status.len; x++) {
        cgu.rangStat.status.val[x] = sngss7_span->tx_cgu.status[x];
    }

    sng_cc_sta_request (1,
                        0,
                        0,
                        sngss7_span->tx_cgu.circuit,
                        0,
                        SIT_STA_CGUREQ,
                        &cgu);

    SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx CGU (%d:%d)\n",
                  sngss7_info->circuit->cic,
                  sngss7_info->circuit->cic,
                  (sngss7_info->circuit->cic + sngss7_span->tx_cgu.range));

    /* clean out the saved data */
    memset(&sngss7_span->tx_cgu, 0x0, sizeof(sngss7_group_data_t));


    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
    return;
}
void ft_to_sngss7_acm (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	SiCnStEvnt acm;
	
	memset (&acm, 0x0, sizeof (acm));
	
	/* fill in the needed information for the ACM */
	acm.bckCallInd.eh.pres 				= PRSNT_NODEF;
	acm.bckCallInd.chrgInd.pres			= PRSNT_NODEF;
	acm.bckCallInd.chrgInd.val			= CHRG_CHRG;
	acm.bckCallInd.cadPtyStatInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.cadPtyStatInd.val	= 0x01;
	acm.bckCallInd.cadPtyCatInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.cadPtyCatInd.val		= CADCAT_ORDSUBS;
	acm.bckCallInd.end2EndMethInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.end2EndMethInd.val	= E2EMTH_NOMETH;
	acm.bckCallInd.intInd.pres			= PRSNT_NODEF;
	acm.bckCallInd.intInd.val 			= INTIND_NOINTW;
	acm.bckCallInd.end2EndInfoInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.end2EndInfoInd.val	= E2EINF_NOINFO;
	acm.bckCallInd.isdnUsrPrtInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.isdnUsrPrtInd.val	= ISUP_USED;
	acm.bckCallInd.holdInd.pres			= PRSNT_NODEF;
	acm.bckCallInd.holdInd.val			= HOLD_NOTREQD;
	acm.bckCallInd.isdnAccInd.pres		= PRSNT_NODEF;
	acm.bckCallInd.isdnAccInd.val		= ISDNACC_NONISDN;
	acm.bckCallInd.echoCtrlDevInd.pres	= PRSNT_NODEF;
	acm.bckCallInd.echoCtrlDevInd.val	= 0x1;	/* ec device present */
	acm.bckCallInd.sccpMethInd.pres		= PRSNT_NODEF;
	acm.bckCallInd.sccpMethInd.val		= SCCPMTH_NOIND;
	
	/* send the ACM request to LibSngSS7 */
	sng_cc_con_status  (1,
						sngss7_info->suInstId,
						sngss7_info->spInstId,
						sngss7_info->circuit->id, 
						&acm, 
						ADDRCMPLT);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx ACM\n", sngss7_info->circuit->cic);
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void sngss7_resm_ind(uint32_t suInstId, uint32_t spInstId, uint32_t circuit, SiResmEvnt *siResmEvnt)
{
	SS7_FUNC_TRACE_ENTER(__FUNCTION__);

	sngss7_chan_data_t	*sngss7_info = NULL;
	ftdm_channel_t		*ftdmchan = NULL;
	sngss7_event_data_t	*sngss7_event = NULL;

	if (g_ftdm_sngss7_data.cfg.isupCkt[circuit].type != SNG_CKT_VOICE) {
		SS7_ERROR("Rx sig event on circuit that is not a voice CIC (%d)\n", circuit);
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}

	/* get the ftdmchan and ss7_chan_data from the circuit */
	if (extract_chan_data(circuit, &sngss7_info, &ftdmchan)) {
		SS7_ERROR("Failed to extract channel data for circuit = %d!\n", circuit);
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}

	/* initalize the sngss7_event */
	sngss7_event = ftdm_malloc(sizeof(*sngss7_event));
	if (sngss7_event == NULL) {
		SS7_ERROR("Failed to allocate memory for sngss7_event!\n");
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}
	memset(sngss7_event, 0x0, sizeof(*sngss7_event));

	/* fill in the sngss7_event struct */
	sngss7_event->spInstId	= spInstId;
	sngss7_event->suInstId	= suInstId;
	sngss7_event->circuit	= circuit;
	sngss7_event->event_id	= SNGSS7_RESM_IND_EVENT;
	if (siResmEvnt != NULL) {
		memcpy(&sngss7_event->event.siResmEvnt, siResmEvnt, sizeof(*siResmEvnt));
	}

	/* enqueue this event */
	ftdm_queue_enqueue(((sngss7_span_data_t*)sngss7_info->ftdmchan->span->signal_data)->event_queue, sngss7_event);

	SS7_FUNC_TRACE_EXIT(__FUNCTION__);

}
void ft_to_sngss7_lpa (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	
	sng_cc_sta_request (1,
						sngss7_info->suInstId,
						sngss7_info->spInstId,
						sngss7_info->circuit->id,
						sngss7_info->globalFlg, 
						SIT_STA_LOOPBACKACK, 
						NULL);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx LPA\n", sngss7_info->circuit->cic);
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
return;
}
void ft_to_sngss7_uba (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	
	sng_cc_sta_request (1,
						0,
						0,
						sngss7_info->circuit->id,
						sngss7_info->globalFlg, 
						SIT_STA_CIRUBLRSP, 
						NULL);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx UBA\n", sngss7_info->circuit->cic);
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void ft_to_sngss7_gra (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_span_data_t *sngss7_span = ftdmchan->span->signal_data;
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	SiStaEvnt	gra;
	
	/* clean out the gra struct */
	memset (&gra, 0x0, sizeof (gra));

	gra.rangStat.eh.pres = PRSNT_NODEF;

	/* fill in the range */	
	gra.rangStat.range.pres = PRSNT_NODEF;
	gra.rangStat.range.val = sngss7_span->rx_grs.range;

	/* fill in the status */
	gra.rangStat.status.pres = PRSNT_NODEF;
	gra.rangStat.status.len = ((sngss7_span->rx_grs.range + 1) >> 3) + (((sngss7_span->rx_grs.range + 1) & 0x07) ? 1 : 0); 
	
	/* the status field should be 1 if blocked for maintenace reasons 
	* and 0 is not blocked....since we memset the struct nothing to do
	*/
	
	/* send the GRA to LibSng-SS7 */
	sng_cc_sta_request (1,
						0,
						0,
						sngss7_span->rx_grs.circuit,
						0,
						SIT_STA_GRSRSP,
						&gra);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx GRA (%d:%d)\n",
							sngss7_info->circuit->cic,
							sngss7_info->circuit->cic,
							(sngss7_info->circuit->cic + sngss7_span->rx_grs.range));
	

	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void ft_to_sngss7_rlc (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	SiRelEvnt rlc;
	
	memset (&rlc, 0x0, sizeof (rlc));
	
	/* send the RLC request to LibSngSS7 */
	sng_cc_rel_response (1,
						sngss7_info->suInstId,
						sngss7_info->spInstId, 
						sngss7_info->circuit->id, 
						&rlc);
	
	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx RLC\n", sngss7_info->circuit->cic);
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void sngss7_ssp_sta_cfm(uint32_t infId)
{
	SS7_FUNC_TRACE_ENTER(__FUNCTION__);
#if 0
	sngss7_chan_data_t	*sngss7_info = NULL;
	ftdm_channel_t		*ftdmchan = NULL;
	sngss7_event_data_t	*sngss7_event = NULL;

	/* get the ftdmchan and ss7_chan_data from the circuit */
	if (extract_chan_data(circuit, &sngss7_info, &ftdmchan)) {
		SS7_ERROR("Failed to extract channel data for circuit = %d!\n", circuit);
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}

	/* initalize the sngss7_event */
	sngss7_event = ftdm_malloc(sizeof(*sngss7_event));
	if (sngss7_event == NULL) {
		SS7_ERROR("Failed to allocate memory for sngss7_event!\n");
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}
	memset(sngss7_event, 0x0, sizeof(*sngss7_event));

	/* fill in the sngss7_event struct */
	sngss7_event->spInstId	= spInstId;
	sngss7_event->suInstId	= suInstId;
	sngss7_event->circuit	= circuit;
	sngss7_event->event_id	= SNGSS7_RESM_IND_EVENT;
	if (siSuspEvnt != NULL) {
		memcpy(&sngss7_event->event.siResmEvnt, siResmEvnt, sizeof(*siResmEvnt));
	}

	/* enqueue this event */
	ftdm_queue_enqueue(((sngss7_span_data_t*)sngss7_info->ftdmchan->span->signal_data)->event_queue, sngss7_event);
#endif
	SS7_FUNC_TRACE_EXIT(__FUNCTION__);

}
void ft_to_sngss7_anm (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t *sngss7_info = ftdmchan->call_data;
	SiConEvnt anm;
	
	memset (&anm, 0x0, sizeof (anm));
	
	/* send the ANM request to LibSngSS7 */
	sng_cc_con_response(1,
						sngss7_info->suInstId,
						sngss7_info->spInstId,
						sngss7_info->circuit->id, 
						&anm, 
						5);

  SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx ANM\n", sngss7_info->circuit->cic);

  SS7_FUNC_TRACE_EXIT (__FUNCTION__);
  return;
}
/* FUNCTIONS ******************************************************************/
void ft_to_sngss7_iam (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;;
	const char			*clg_nadi = NULL;
	const char			*cld_nadi = NULL;
	const char			*clg_subAddr = NULL;
	const char			*cld_subAddr = NULL;
	char 				subAddrIE[MAX_SIZEOF_SUBADDR_IE];
	SiConEvnt 			iam;
	
	sngss7_info->suInstId 	= get_unique_id ();
	sngss7_info->spInstId 	= 0;
	sngss7_info->spId 		= 1;
	
	memset (&iam, 0x0, sizeof (iam));
	
	/* copy down the nature of connection indicators */
	iam.natConInd.eh.pres 				= PRSNT_NODEF;
	iam.natConInd.satInd.pres 			= PRSNT_NODEF;
	iam.natConInd.satInd.val 			= 0; /* no satellite circuit */
	iam.natConInd.contChkInd.pres 		= PRSNT_NODEF;
	iam.natConInd.contChkInd.val 		= CONTCHK_NOTREQ;
	iam.natConInd.echoCntrlDevInd.pres	= PRSNT_NODEF;
	iam.natConInd.echoCntrlDevInd.val 	= ECHOCDEV_INCL;
	
	/* copy down the forward call indicators */
	iam.fwdCallInd.eh.pres 				= PRSNT_NODEF;
	iam.fwdCallInd.natIntCallInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.natIntCallInd.val 	= 0x00;
	iam.fwdCallInd.end2EndMethInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.end2EndMethInd.val 	= E2EMTH_NOMETH;
	iam.fwdCallInd.intInd.pres 			= PRSNT_NODEF;
	iam.fwdCallInd.intInd.val 			= INTIND_NOINTW;
	iam.fwdCallInd.end2EndInfoInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.end2EndInfoInd.val 	= E2EINF_NOINFO;
	iam.fwdCallInd.isdnUsrPrtInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.isdnUsrPrtInd.val 	= ISUP_USED;
	iam.fwdCallInd.isdnUsrPrtPrfInd.pres = PRSNT_NODEF;
	iam.fwdCallInd.isdnUsrPrtPrfInd.val = PREF_PREFAW;
	iam.fwdCallInd.isdnAccInd.pres 		= PRSNT_NODEF;
	iam.fwdCallInd.isdnAccInd.val 		= ISDNACC_ISDN;
	iam.fwdCallInd.sccpMethInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.sccpMethInd.val 		= SCCPMTH_NOIND;
	
	/* copy down the calling number information */
	iam.cgPtyCat.eh.pres 				= PRSNT_NODEF;
	iam.cgPtyCat.cgPtyCat.pres 			= PRSNT_NODEF;
	iam.cgPtyCat.cgPtyCat.val 			= CAT_ORD;	/* ordinary suscriber */
	
	/* copy down the transmission medium requirements */
	iam.txMedReq.eh.pres 				= PRSNT_NODEF;
	iam.txMedReq.trMedReq.pres 			= PRSNT_NODEF;
	iam.txMedReq.trMedReq.val 			= ftdmchan->caller_data.bearer_capability;

	if ((g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].switchType == LSI_SW_ANS88) ||
		(g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].switchType == LSI_SW_ANS92) ||
		(g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].switchType == LSI_SW_ANS95)) {

		/* include only if we're running ANSI */
		iam.fwdCallInd.transCallNInd.pres   = PRSNT_NODEF;
		iam.fwdCallInd.transCallNInd.val    = 0x0;

		iam.usrServInfoA.eh.pres				= PRSNT_NODEF;

		iam.usrServInfoA.infoTranCap.pres		= PRSNT_NODEF;
		switch (ftdmchan->caller_data.bearer_capability) {
		/**********************************************************************/
		case (FTDM_BEARER_CAP_SPEECH):
			iam.usrServInfoA.infoTranCap.val	= 0x0;			/* speech as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		case (FTDM_BEARER_CAP_64K_UNRESTRICTED):
			iam.usrServInfoA.infoTranCap.val	= 0x8;			/* unrestricted digital as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		case (FTDM_BEARER_CAP_3_1KHZ_AUDIO):
			iam.usrServInfoA.infoTranCap.val	= 0x10;			/* 3.1kHz audio as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		default:
			SS7_ERROR_CHAN(ftdmchan, "Unknown Bearer capability falling back to speech%s\n", " ");
			iam.usrServInfoA.infoTranCap.val	= 0x0;			/* speech as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		} /* switch (ftdmchan->caller_data.bearer_capability) */

		iam.usrServInfoA.cdeStand.pres			= PRSNT_NODEF;
		iam.usrServInfoA.cdeStand.val			= 0x0;				/* ITU-T standardized coding */
		iam.usrServInfoA.tranMode.pres			= PRSNT_NODEF;
		iam.usrServInfoA.tranMode.val			= 0x0;				/* circuit mode */
		iam.usrServInfoA.infoTranRate0.pres		= PRSNT_NODEF;
		iam.usrServInfoA.infoTranRate0.val		= 0x10;				/* 64kbps origination to destination */
		iam.usrServInfoA.infoTranRate1.pres		= PRSNT_NODEF;
		iam.usrServInfoA.infoTranRate1.val		= 0x10;				/* 64kbps destination to origination */
		iam.usrServInfoA.chanStruct.pres		= PRSNT_NODEF;
		iam.usrServInfoA.chanStruct.val			= 0x1;				/* 8kHz integrity */
		iam.usrServInfoA.config.pres			= PRSNT_NODEF;
		iam.usrServInfoA.config.val				= 0x0;				/* point to point configuration */
		iam.usrServInfoA.establish.pres			= PRSNT_NODEF;
		iam.usrServInfoA.establish.val			= 0x0;				/* on demand */
		iam.usrServInfoA.symmetry.pres			= PRSNT_NODEF;
		iam.usrServInfoA.symmetry.val			= 0x0;				/* bi-directional symmetric */
		iam.usrServInfoA.usrInfLyr1Prot.pres	= PRSNT_NODEF;
		iam.usrServInfoA.usrInfLyr1Prot.val		= 0x2;				/* G.711 ulaw */
		iam.usrServInfoA.rateMultiplier.pres	= PRSNT_NODEF;
		iam.usrServInfoA.rateMultiplier.val		= 0x1;				/* 1x rate multipler */
	} /* if ANSI */

	/* copy down the called number information */
	copy_cdPtyNum_to_sngss7 (&ftdmchan->caller_data, &iam.cdPtyNum);
	
	/* copy down the calling number information */
	
	copy_cgPtyNum_to_sngss7 (&ftdmchan->caller_data, &iam.cgPtyNum);

	/* check if the user would like a custom NADI value for the calling Pty Num */
	clg_nadi = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_clg_nadi");
	if ((clg_nadi != NULL) && (*clg_nadi)) {
		SS7_DEBUG_CHAN(ftdmchan,"Found user supplied Calling NADI value \"%s\"\n", clg_nadi);
		iam.cgPtyNum.natAddrInd.val	= atoi(clg_nadi);
	} else {
		iam.cgPtyNum.natAddrInd.val	= g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].clg_nadi;
		SS7_DEBUG_CHAN(ftdmchan,"No user supplied NADI value found for CLG, using \"%d\"\n", iam.cgPtyNum.natAddrInd.val);
	}

	cld_nadi = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_cld_nadi");
	if ((cld_nadi != NULL) && (*cld_nadi)) {
		SS7_DEBUG_CHAN(ftdmchan,"Found user supplied Called NADI value \"%s\"\n", cld_nadi);
		iam.cdPtyNum.natAddrInd.val	= atoi(cld_nadi);
	} else {
		iam.cdPtyNum.natAddrInd.val	= g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].cld_nadi;
		SS7_DEBUG_CHAN(ftdmchan,"No user supplied NADI value found for CLD, using \"%d\"\n", iam.cdPtyNum.natAddrInd.val);
	}

	/* check if the user would like us to send a clg_sub-address */
	clg_subAddr = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_clg_subaddr");
	if ((clg_subAddr != NULL) && (*clg_subAddr)) {
		SS7_DEBUG_CHAN(ftdmchan,"Found user supplied Calling Sub-Address value \"%s\"\n", clg_subAddr);
		
		/* clean out the subAddrIE */
		memset(subAddrIE, 0x0, sizeof(subAddrIE));

		/* check the first character in the sub-address to see what type of encoding to use */
		switch (clg_subAddr[0]) {
		case '0':						/* NSAP */
			encode_subAddrIE_nsap(&clg_subAddr[1], subAddrIE, SNG_CALLING);
			break;
		case '1':						/* national variant */
			encode_subAddrIE_nat(&clg_subAddr[1], subAddrIE, SNG_CALLING);
			break;
		default:
			SS7_ERROR_CHAN(ftdmchan,"Invalid Calling Sub-Address encoding requested: %c\n", clg_subAddr[0]);
			break;
		} /* switch (cld_subAddr[0]) */


		/* if subaddIE is still empty don't copy it in */
		if (subAddrIE[0] != '0') {
			/* check if the clg_subAddr has already been added */
			if (iam.accTrnspt.eh.pres == PRSNT_NODEF) {
				/* append the subAddrIE */
				memcpy(&iam.accTrnspt.infoElmts.val[iam.accTrnspt.infoElmts.len], subAddrIE, (subAddrIE[1] + 2));
				iam.accTrnspt.infoElmts.len		= iam.accTrnspt.infoElmts.len +subAddrIE[1] + 2;
			} else {
				/* fill in from the beginning */
				iam.accTrnspt.eh.pres			= PRSNT_NODEF;
				iam.accTrnspt.infoElmts.pres	= PRSNT_NODEF;
				memcpy(iam.accTrnspt.infoElmts.val, subAddrIE, (subAddrIE[1] + 2));
				iam.accTrnspt.infoElmts.len		= subAddrIE[1] + 2;
			} /* if (iam.accTrnspt.eh.pres */
		} /* if (subAddrIE[0] != '0') */
	}

	/* check if the user would like us to send a cld_sub-address */
	cld_subAddr = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "ss7_cld_subaddr");
	if ((cld_subAddr != NULL) && (*cld_subAddr)) {
		SS7_DEBUG_CHAN(ftdmchan,"Found user supplied Called Sub-Address value \"%s\"\n", cld_subAddr);
		
		/* clean out the subAddrIE */
		memset(subAddrIE, 0x0, sizeof(subAddrIE));

		/* check the first character in the sub-address to see what type of encoding to use */
		switch (cld_subAddr[0]) {
		case '0':						/* NSAP */
			encode_subAddrIE_nsap(&cld_subAddr[1], subAddrIE, SNG_CALLED);
			break;
		case '1':						/* national variant */
			encode_subAddrIE_nat(&cld_subAddr[1], subAddrIE, SNG_CALLED);
			break;
		default:
			SS7_ERROR_CHAN(ftdmchan,"Invalid Called Sub-Address encoding requested: %c\n", cld_subAddr[0]);
			break;
		} /* switch (cld_subAddr[0]) */

		/* if subaddIE is still empty don't copy it in */
		if (subAddrIE[0] != '0') {
			/* check if the cld_subAddr has already been added */
			if (iam.accTrnspt.eh.pres == PRSNT_NODEF) {
				/* append the subAddrIE */
				memcpy(&iam.accTrnspt.infoElmts.val[iam.accTrnspt.infoElmts.len], subAddrIE, (subAddrIE[1] + 2));
				iam.accTrnspt.infoElmts.len		= iam.accTrnspt.infoElmts.len +subAddrIE[1] + 2;
			} else {
				/* fill in from the beginning */
				iam.accTrnspt.eh.pres			= PRSNT_NODEF;
				iam.accTrnspt.infoElmts.pres	= PRSNT_NODEF;
				memcpy(iam.accTrnspt.infoElmts.val, subAddrIE, (subAddrIE[1] + 2));
				iam.accTrnspt.infoElmts.len		= subAddrIE[1] + 2;
			} /* if (iam.accTrnspt.eh.pres */
		} /* if (subAddrIE[0] != '0') */
	} /* if ((cld_subAddr != NULL) && (*cld_subAddr)) */

	sng_cc_con_request (sngss7_info->spId,
						sngss7_info->suInstId,
						sngss7_info->spInstId,
						sngss7_info->circuit->id, 
						&iam, 
						0);

	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx IAM clg = \"%s\" (NADI=%d), cld = \"%s\" (NADI=%d)\n",
							sngss7_info->circuit->cic,
							ftdmchan->caller_data.cid_num.digits,
							iam.cgPtyNum.natAddrInd.val,
							ftdmchan->caller_data.dnis.digits,
							iam.cdPtyNum.natAddrInd.val);


	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
void ft_to_sngss7_acm (ftdm_channel_t * ftdmchan)
{
    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;
    SiCnStEvnt acm;

    memset (&acm, 0x0, sizeof (acm));

    /* fill in the needed information for the ACM */
    acm.bckCallInd.eh.pres 				= PRSNT_NODEF;
    acm.bckCallInd.chrgInd.pres			= PRSNT_NODEF;
    acm.bckCallInd.chrgInd.val			= CHRG_CHRG;
    acm.bckCallInd.cadPtyStatInd.pres	= PRSNT_NODEF;
    acm.bckCallInd.cadPtyStatInd.val	= 0x01;
    acm.bckCallInd.cadPtyCatInd.pres	= PRSNT_NODEF;
    acm.bckCallInd.cadPtyCatInd.val		= CADCAT_ORDSUBS;
    acm.bckCallInd.end2EndMethInd.pres	= PRSNT_NODEF;
    acm.bckCallInd.end2EndMethInd.val	= E2EMTH_NOMETH;
    acm.bckCallInd.intInd.pres			= PRSNT_NODEF;
    acm.bckCallInd.intInd.val 			= INTIND_NOINTW;
    acm.bckCallInd.end2EndInfoInd.pres	= PRSNT_NODEF;
    acm.bckCallInd.end2EndInfoInd.val	= E2EINF_NOINFO;
    acm.bckCallInd.isdnUsrPrtInd.pres	= PRSNT_NODEF;
    acm.bckCallInd.isdnUsrPrtInd.val	= ISUP_USED;
    acm.bckCallInd.holdInd.pres			= PRSNT_NODEF;
    acm.bckCallInd.holdInd.val			= HOLD_NOTREQD;
    acm.bckCallInd.isdnAccInd.pres		= PRSNT_NODEF;
    acm.bckCallInd.isdnAccInd.val		= ISDNACC_NONISDN;
    acm.bckCallInd.echoCtrlDevInd.pres	= PRSNT_NODEF;
    switch (ftdmchan->caller_data.bearer_capability) {
    /**********************************************************************/
    case (FTDM_BEARER_CAP_SPEECH):
        acm.bckCallInd.echoCtrlDevInd.val	= 0x1;
        break;
    /**********************************************************************/
    case (FTDM_BEARER_CAP_UNRESTRICTED):
        acm.bckCallInd.echoCtrlDevInd.val	= 0x0;
        break;
    /**********************************************************************/
    case (FTDM_BEARER_CAP_3_1KHZ_AUDIO):
        acm.bckCallInd.echoCtrlDevInd.val	= 0x1;
        break;
    /**********************************************************************/
    default:
        SS7_ERROR_CHAN(ftdmchan, "Unknown Bearer capability falling back to speech%s\n", " ");
        acm.bckCallInd.echoCtrlDevInd.val	= 0x1;
        break;
        /**********************************************************************/
    } /* switch (ftdmchan->caller_data.bearer_capability) */
    acm.bckCallInd.sccpMethInd.pres		= PRSNT_NODEF;
    acm.bckCallInd.sccpMethInd.val		= SCCPMTH_NOIND;

    /* fill in any optional parameters */
    if (sngss7_test_options(&g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id], SNGSS7_ACM_OBCI_BITA)) {
        SS7_DEBUG_CHAN(ftdmchan, "Found ACM_OBCI_BITA flag:0x%X\n", g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].options);
        acm.optBckCalInd.eh.pres				= PRSNT_NODEF;
        acm.optBckCalInd.inbndInfoInd.pres		= PRSNT_NODEF;
        acm.optBckCalInd.inbndInfoInd.val		= 0x1;
        acm.optBckCalInd.caFwdMayOcc.pres		= PRSNT_DEF;
        acm.optBckCalInd.simpleSegmInd.pres		= PRSNT_DEF;
        acm.optBckCalInd.mlppUserInd.pres		= PRSNT_DEF;
        acm.optBckCalInd.usrNetIneractInd.pres	= PRSNT_DEF;
    } /* if (sngss7_test_options(isup_intf, SNGSS7_ACM_OBCI_BITA)) */

    /* send the ACM request to LibSngSS7 */
    sng_cc_con_status  (1,
                        sngss7_info->suInstId,
                        sngss7_info->spInstId,
                        sngss7_info->circuit->id,
                        &acm,
                        ADDRCMPLT);

    SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx ACM\n", sngss7_info->circuit->cic);

    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
    return;
}
/* FUNCTIONS ******************************************************************/
void ft_to_sngss7_iam (ftdm_channel_t * ftdmchan)
{
    SiConEvnt 			iam;
    sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;;

    SS7_FUNC_TRACE_ENTER (__FUNCTION__);

    sngss7_info->suInstId 	= get_unique_id ();
    sngss7_info->spInstId 	= 0;
    sngss7_info->spId 		= 1;

    memset (&iam, 0x0, sizeof (iam));

    if (sngss7_info->circuit->transparent_iam &&
            sngss7_retrieve_iam(ftdmchan, &iam) == FTDM_SUCCESS) {
        SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx IAM (Transparent)\n", sngss7_info->circuit->cic);
    } else {
        /* Nature of Connection Indicators */
        copy_natConInd_to_sngss7(ftdmchan, &iam.natConInd);

        /* Forward Call Indicators */
        copy_fwdCallInd_to_sngss7(ftdmchan, &iam.fwdCallInd);

        /* Transmission medium requirements */
        copy_txMedReq_to_sngss7(ftdmchan, &iam.txMedReq);

        if (SNGSS7_SWITCHTYPE_ANSI(g_ftdm_sngss7_data.cfg.isupCkt[sngss7_info->circuit->id].switchType)) {
            /* User Service Info A */
            copy_usrServInfoA_to_sngss7(ftdmchan, &iam.usrServInfoA);
        }

        /* Called Number information */
        copy_cdPtyNum_to_sngss7(ftdmchan, &iam.cdPtyNum);

        /* Calling Number information */
        copy_cgPtyNum_to_sngss7(ftdmchan, &iam.cgPtyNum);

        /* Generic Number information */
        copy_genNmb_to_sngss7(ftdmchan, &iam.genNmb);

        /* Calling Party's Category */
        copy_cgPtyCat_to_sngss7(ftdmchan, &iam.cgPtyCat);

        /* Redirecting Number */
        copy_redirgNum_to_sngss7(ftdmchan, &iam.redirgNum);

        /* Access Transport */
        copy_accTrnspt_to_sngss7(ftdmchan, &iam.accTrnspt);

        SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx IAM clg = \"%s\" (NADI=%d), cld = \"%s\" (NADI=%d)\n",
                      sngss7_info->circuit->cic,
                      ftdmchan->caller_data.cid_num.digits,
                      iam.cgPtyNum.natAddrInd.val,
                      ftdmchan->caller_data.dnis.digits,
                      iam.cdPtyNum.natAddrInd.val);
    }

    sng_cc_con_request (sngss7_info->spId,
                        sngss7_info->suInstId,
                        sngss7_info->spInstId,
                        sngss7_info->circuit->id,
                        &iam,
                        0);

    SS7_FUNC_TRACE_EXIT (__FUNCTION__);
    return;
}
/* FUNCTIONS ******************************************************************/
void ft_to_sngss7_iam (ftdm_channel_t * ftdmchan)
{
	SS7_FUNC_TRACE_ENTER (__FUNCTION__);
	
	sngss7_chan_data_t	*sngss7_info = ftdmchan->call_data;;
	const char			*nadi = NULL;
	SiConEvnt 			iam;
	
	sngss7_info->suInstId 	= get_unique_id ();
	sngss7_info->spInstId 	= 0;
	sngss7_info->spId 		= 1;
	
	memset (&iam, 0x0, sizeof (iam));
	
	/* copy down the nature of connection indicators */
	iam.natConInd.eh.pres 				= PRSNT_NODEF;
	iam.natConInd.satInd.pres 			= PRSNT_NODEF;
	iam.natConInd.satInd.val 			= 0; /* no satellite circuit */
	iam.natConInd.contChkInd.pres 		= PRSNT_NODEF;
	iam.natConInd.contChkInd.val 		= CONTCHK_NOTREQ;
	iam.natConInd.echoCntrlDevInd.pres	= PRSNT_NODEF;
	iam.natConInd.echoCntrlDevInd.val 	= ECHOCDEV_INCL;
	
	/* copy down the forward call indicators */
	iam.fwdCallInd.eh.pres 				= PRSNT_NODEF;
	iam.fwdCallInd.natIntCallInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.natIntCallInd.val 	= 0x00;
	iam.fwdCallInd.end2EndMethInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.end2EndMethInd.val 	= E2EMTH_NOMETH;
	iam.fwdCallInd.intInd.pres 			= PRSNT_NODEF;
	iam.fwdCallInd.intInd.val 			= INTIND_NOINTW;
	iam.fwdCallInd.end2EndInfoInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.end2EndInfoInd.val 	= E2EINF_NOINFO;
	iam.fwdCallInd.isdnUsrPrtInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.isdnUsrPrtInd.val 	= ISUP_USED;
	iam.fwdCallInd.isdnUsrPrtPrfInd.pres = PRSNT_NODEF;
	iam.fwdCallInd.isdnUsrPrtPrfInd.val = PREF_PREFAW;
	iam.fwdCallInd.isdnAccInd.pres 		= PRSNT_NODEF;
	iam.fwdCallInd.isdnAccInd.val 		= ISDNACC_ISDN;
	iam.fwdCallInd.sccpMethInd.pres 	= PRSNT_NODEF;
	iam.fwdCallInd.sccpMethInd.val 		= SCCPMTH_NOIND;
	
	/* copy down the calling number information */
	iam.cgPtyCat.eh.pres 				= PRSNT_NODEF;
	iam.cgPtyCat.cgPtyCat.pres 			= PRSNT_NODEF;
	iam.cgPtyCat.cgPtyCat.val 			= CAT_ORD;	/* ordinary suscriber */
	
	/* copy down the transmission medium requirements */
	iam.txMedReq.eh.pres 				= PRSNT_NODEF;
	iam.txMedReq.trMedReq.pres 			= PRSNT_NODEF;
	iam.txMedReq.trMedReq.val 			= ftdmchan->caller_data.bearer_capability;

	if ((g_ftdm_sngss7_data.cfg.isupIntf[sngss7_info->circuit->infId].switchType == LSI_SW_ANS88) ||
		(g_ftdm_sngss7_data.cfg.isupIntf[sngss7_info->circuit->infId].switchType == LSI_SW_ANS92) ||
		(g_ftdm_sngss7_data.cfg.isupIntf[sngss7_info->circuit->infId].switchType == LSI_SW_ANS95)) {

		/* include only if we're running ANSI */
		iam.fwdCallInd.transCallNInd.pres   = PRSNT_NODEF;
		iam.fwdCallInd.transCallNInd.val    = 0x0;

		iam.usrServInfoA.eh.pres				= PRSNT_NODEF;

		iam.usrServInfoA.infoTranCap.pres		= PRSNT_NODEF;
		switch (ftdmchan->caller_data.bearer_capability) {
		/**********************************************************************/
		case (FTDM_BEARER_CAP_SPEECH):
			iam.usrServInfoA.infoTranCap.val	= 0x0;			/* speech as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		case (FTDM_BEARER_CAP_64K_UNRESTRICTED):
			iam.usrServInfoA.infoTranCap.val	= 0x8;			/* unrestricted digital as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		case (FTDM_BEARER_CAP_3_1KHZ_AUDIO):
			iam.usrServInfoA.infoTranCap.val	= 0x10;			/* 3.1kHz audio as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		default:
			SS7_ERROR_CHAN(ftdmchan, "Unknown Bearer capability falling back to speech%s\n", " ");
			iam.usrServInfoA.infoTranCap.val	= 0x0;			/* speech as per ATIS-1000113.3.2005 */
			break;
		/**********************************************************************/
		} /* switch (ftdmchan->caller_data.bearer_capability) */

		iam.usrServInfoA.cdeStand.pres			= PRSNT_NODEF;
		iam.usrServInfoA.cdeStand.val			= 0x0;				/* ITU-T standardized coding */
		iam.usrServInfoA.tranMode.pres			= PRSNT_NODEF;
		iam.usrServInfoA.tranMode.val			= 0x0;				/* circuit mode */
		iam.usrServInfoA.infoTranRate0.pres		= PRSNT_NODEF;
		iam.usrServInfoA.infoTranRate0.val		= 0x10;				/* 64kbps origination to destination */
		iam.usrServInfoA.infoTranRate1.pres		= PRSNT_NODEF;
		iam.usrServInfoA.infoTranRate1.val		= 0x10;				/* 64kbps destination to origination */
		iam.usrServInfoA.chanStruct.pres		= PRSNT_NODEF;
		iam.usrServInfoA.chanStruct.val			= 0x1;				/* 8kHz integrity */
		iam.usrServInfoA.config.pres			= PRSNT_NODEF;
		iam.usrServInfoA.config.val				= 0x0;				/* point to point configuration */
		iam.usrServInfoA.establish.pres			= PRSNT_NODEF;
		iam.usrServInfoA.establish.val			= 0x0;				/* on demand */
		iam.usrServInfoA.symmetry.pres			= PRSNT_NODEF;
		iam.usrServInfoA.symmetry.val			= 0x0;				/* bi-directional symmetric */
		iam.usrServInfoA.usrInfLyr1Prot.pres	= PRSNT_NODEF;
		iam.usrServInfoA.usrInfLyr1Prot.val		= 0x2;				/* G.711 ulaw */
		iam.usrServInfoA.rateMultiplier.pres	= PRSNT_NODEF;
		iam.usrServInfoA.rateMultiplier.val		= 0x1;				/* 1x rate multipler */
	} /* if ANSI */
	
	/* copy down the called number information */
	copy_cdPtyNum_to_sngss7 (&ftdmchan->caller_data, &iam.cdPtyNum);
	
	/* copy down the calling number information */
	
	copy_cgPtyNum_to_sngss7 (&ftdmchan->caller_data, &iam.cgPtyNum);

	/* check if the user would like a custom NADI value for the calling Pty Num */
	nadi = ftdm_channel_get_var(ftdmchan, "ss7_nadi");
	if ((nadi != NULL) && (*nadi)) {
		SS7_DEBUG_CHAN(ftdmchan,"Found user supplied NADI value \"%s\"\n", nadi);
		iam.cgPtyNum.natAddrInd.val	= atoi(nadi);
	} else {
		SS7_DEBUG_CHAN(ftdmchan,"No user supplied NADI value found, using \"3\" %s\n", " ");
		iam.cgPtyNum.natAddrInd.val	= 0x03;
	}

	sng_cc_con_request (sngss7_info->spId,
						sngss7_info->suInstId,
						sngss7_info->spInstId,
						sngss7_info->circuit->id, 
						&iam, 
						0);

	SS7_INFO_CHAN(ftdmchan,"[CIC:%d]Tx IAM clg = \"%s\", cld = \"%s\"\n",
							sngss7_info->circuit->cic,
							ftdmchan->caller_data.cid_num.digits,
							ftdmchan->caller_data.dnis.digits);
	
	SS7_FUNC_TRACE_EXIT (__FUNCTION__);
	return;
}
/* GENERAL STATUS *************************************************************/
void sngss7_sta_ind(uint32_t suInstId, uint32_t spInstId, uint32_t circuit, uint8_t globalFlg, uint8_t evntType, SiStaEvnt *siStaEvnt)
{
	SS7_FUNC_TRACE_ENTER(__FUNCTION__);

	sngss7_chan_data_t	*sngss7_info = NULL;
	ftdm_channel_t		*ftdmchan = NULL;
	sngss7_event_data_t	*sngss7_event = NULL;
	uint32_t			intfId;
	int 				x;



	/* check if the eventType is a pause/resume */
	switch (evntType) {
	/**************************************************************************/
	case (SIT_STA_PAUSEIND):
	case (SIT_STA_RESUMEIND):
		/* the circuit may or may not be on the local system so we have to find 
		 * circuit with the same intfId.  The circuit specified might also be
		 * a non-voice cic so we also need to find the first voice cic on this 
		 * system with the same intfId.
		 */
		intfId = g_ftdm_sngss7_data.cfg.isupCkt[circuit].infId;

		if (g_ftdm_sngss7_data.cfg.isupCkt[circuit].type != SNG_CKT_VOICE) {
			SS7_DEBUG("Rx %s on circuit that is not a voice CIC (%d) finding a new circuit\n", 
						DECODE_LCC_EVENT(evntType),
						g_ftdm_sngss7_data.cfg.isupCkt[circuit].cic);
		}

		x = (g_ftdm_sngss7_data.cfg.procId * MAX_CIC_MAP_LENGTH) + 1;
		while ((g_ftdm_sngss7_data.cfg.isupCkt[x].id != 0) &&
			   (g_ftdm_sngss7_data.cfg.isupCkt[x].id < ((g_ftdm_sngss7_data.cfg.procId + 1) * MAX_CIC_MAP_LENGTH))) {
			/**********************************************************************/
			/* confirm this is a voice channel and not a gap/sig (no ftdmchan there) */
			if (g_ftdm_sngss7_data.cfg.isupCkt[x].type == SNG_CKT_VOICE) {
				/* compare the intfIds */
				if (g_ftdm_sngss7_data.cfg.isupCkt[x].infId == intfId) {
					/* we have a match, setup the pointers to the correct values */
					circuit = x;

					/* confirm that the circuit is active on our side otherwise move to the next circuit */
					if (!sngss7_test_flag(&g_ftdm_sngss7_data.cfg.isupCkt[circuit], SNGSS7_ACTIVE)) {
						SS7_DEBUG("[CIC:%d]Rx %s but circuit is not active yet, skipping!\n",
									g_ftdm_sngss7_data.cfg.isupCkt[circuit].cic,
									DECODE_LCC_EVENT(evntType));
						x++;
						continue;
					}

					if (extract_chan_data(circuit, &sngss7_info, &ftdmchan)) {
						SS7_ERROR("Failed to extract channel data for circuit = %d!\n", circuit);
						SS7_FUNC_TRACE_EXIT(__FUNCTION__);
						return;
					}

					/* bounce out of the loop */
					break;
				}
			}

			x++;
			/**********************************************************************/
		}

		/* check if we found any circuits that are on the intfId, drop the message
		 * if none are found */
		if (!ftdmchan) {
			SS7_FUNC_TRACE_EXIT(__FUNCTION__);
			return;
		}

		break;
	/**************************************************************************/
	default:
		if (g_ftdm_sngss7_data.cfg.isupCkt[circuit].type != SNG_CKT_VOICE) {
			ftdm_log(FTDM_LOG_DEBUG, "Rx %s on circuit that is not a voice CIC (%d) (circuit:%d)\n",
						DECODE_LCC_EVENT(evntType), g_ftdm_sngss7_data.cfg.isupCkt[circuit].cic, circuit);
			SS7_FUNC_TRACE_EXIT(__FUNCTION__);
			return;
		}

		/* get the ftdmchan and ss7_chan_data from the circuit */
		if (extract_chan_data(circuit, &sngss7_info, &ftdmchan)) {
			SS7_ERROR("Failed to extract channel data for circuit = %d!\n", circuit);
			SS7_FUNC_TRACE_EXIT(__FUNCTION__);
			return;
		}
		break;
	/**************************************************************************/
	} /* switch (evntType) */

	/* initalize the sngss7_event */
	sngss7_event = ftdm_malloc(sizeof(*sngss7_event));
	if (sngss7_event == NULL) {
		SS7_ERROR("Failed to allocate memory for sngss7_event!\n");
		SS7_FUNC_TRACE_EXIT(__FUNCTION__);
		return;
	}
	memset(sngss7_event, 0x0, sizeof(*sngss7_event));

	/* fill in the sngss7_event struct */
	sngss7_event->spInstId	= spInstId;
	sngss7_event->suInstId	= suInstId;
	sngss7_event->circuit	= circuit;
	sngss7_event->globalFlg	= globalFlg;
	sngss7_event->evntType	= evntType;
	sngss7_event->event_id	= SNGSS7_STA_IND_EVENT;
	if (siStaEvnt != NULL) {
		memcpy(&sngss7_event->event.siStaEvnt, siStaEvnt, sizeof(*siStaEvnt));
	}

	/* enqueue this event */
	ftdm_queue_enqueue(((sngss7_span_data_t*)sngss7_info->ftdmchan->span->signal_data)->event_queue, sngss7_event);
}