freetdm: ISDN - allow reception of NOTIFY msg

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_stack_hndl.c

@@ -361,8 +361,9 @@ void sngisdn_process_cnst_ind (sngisdn_event_data_t *sngisdn_event)
 													(evntType == MI_CALLPROC)?"PROCEED":
 													(evntType == MI_PROGRESS)?"PROGRESS":
 													(evntType == MI_SETUPACK)?"SETUP ACK":
-															(evntType == MI_INFO)?"INFO":"UNKNOWN",
-															suId, suInstId, spInstId, ces);
+													(evntType == MI_NOTIFY)?"NOTIFY":
+													(evntType == MI_INFO)?"INFO":"UNKNOWN",
+													suId, suInstId, spInstId, ces);
 	
 	switch(evntType) {
 		case MI_CALLPROC:			
@@ -493,7 +494,10 @@ void sngisdn_process_cnst_ind (sngisdn_event_data_t *sngisdn_event)
 						break;
 				}
 			}
-
+			break;
+		case MI_NOTIFY:
+			ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Processing NOTIFY (suId:%u suInstId:%u spInstId:%u)\n", suId, suInstId, spInstId);
+			/* Do nothing */
 			break;
 		default:
 			ftdm_log_chan_msg(ftdmchan, FTDM_LOG_WARNING, "Unhandled STATUS event\n");

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_stack_rcv.c

@@ -168,7 +168,8 @@ void sngisdn_rcv_cnst_ind (int16_t suId, uint32_t suInstId, uint32_t spInstId, C
 													(evntType == MI_CALLPROC)?"PROCEED":
 													(evntType == MI_PROGRESS)?"PROGRESS":
 													(evntType == MI_SETUPACK)?"SETUP ACK":
-															(evntType == MI_INFO)?"INFO":"UNKNOWN",
+													(evntType == MI_NOTIFY)?"NOTIFY":
+													(evntType == MI_INFO)?"INFO":"UNKNOWN",
 															suId, suInstId, spInstId, ces);
 
 	sngisdn_event = ftdm_malloc(sizeof(*sngisdn_event));

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_trace.c

@@ -737,8 +737,16 @@ uint32_t sngisdn_decode_ie(char *str, uint32_t *str_len, uint8_t current_codeset
 														calling_subaddr_string, (j-1), get_code_2_str(type, dcodQ931TypeOfSubaddressTable), type);
 			}
 			break;
-		case PROT_Q931_IE_REDIRECTION_NUMBER:
 		case PROT_Q931_IE_NOTIFICATION_IND:
+			{
+				uint8_t desc;
+
+				desc = get_bits(OCTET(3),1,7);
+				*str_len += sprintf(&str[*str_len], "%s (%d)\n",
+														get_code_2_str(desc, dcodQ931NotificationIndTable), desc);
+			}
+			break;
+		case PROT_Q931_IE_REDIRECTION_NUMBER:		
 		case PROT_Q931_IE_DATE_TIME:
 		case PROT_Q931_IE_INFORMATION_REQUEST:
 		case PROT_Q931_IE_SIGNAL:

libs/freetdm/src/ftmod/ftmod_sangoma_isdn/ftmod_sangoma_isdn_trace.h

@@ -591,4 +591,9 @@ struct code2str dcodQ931AssocInfoTable[] = {
 	{ -1,   "Invalid"},
 };
 
+
+struct code2str dcodQ931NotificationIndTable[] = {
+	{ 0x71, "Call Information/event"},
+	{ -1,   "Invalid"},
+};
 #endif /* __FTMOD_SANGOMA_ISDN_TRACE_H__ */