From 112bc1469a463e4164d76a6f2be5a893a1cb1865 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Sun, 17 Jan 2021 11:10:30 +0100
Subject: [PATCH] Osmocom_Gb_Types: Extend RADIO-STATUS templates

RADIO-STATUS can occur with TLLI, but also with P-TMSI or IMSI.
Update our templates accordingly while keeping backwards compatibility.

Related: OS#4951
Change-Id: I1119e50e457b02d52e7c2c26a8b8039bf2118296
---
 library/Osmocom_Gb_Types.ttcn | 51 +++++++++++++++++++++++++++++------
 1 file changed, 43 insertions(+), 8 deletions(-)

diff --git a/library/Osmocom_Gb_Types.ttcn b/library/Osmocom_Gb_Types.ttcn
index b82ca3279..589108fb9 100644
--- a/library/Osmocom_Gb_Types.ttcn
+++ b/library/Osmocom_Gb_Types.ttcn
@@ -897,6 +897,22 @@ octetstring sdu) := {
 		},
 		tLLI_Value := tlli
 	}
+	private function f_ts_BSSGP_TLLI(template (omit) GprsTlli tlli) return template (omit) TLLI_BSSGP {
+		if (istemplatekind(tlli, "omit")) {
+			return omit;
+		} else {
+			return ts_BSSGP_TLLI(valueof(tlli));
+		}
+	}
+	private function f_tr_BSSGP_TLLI(template GprsTlli tlli) return template TLLI_BSSGP {
+		if (istemplatekind(tlli, "omit")) {
+			return omit;
+		} else if (istemplatekind(tlli, "*")) {
+			return *;
+		} else {
+			return tr_BSSGP_TLLI(valueof(tlli));
+		}
+	}
 
 	template (value) Suspend_Reference_Number ts_BSSGP_SUSP_REF(template (value) OCT1 susp_ref) := {
 		iEI := '1D'O,
@@ -932,6 +948,22 @@ octetstring sdu) := {
 		oddevenIndicator := f_hex_is_odd_length(imsi),
 		digits := imsi
 	}
+	private function f_ts_BSSGP_IMSI(template (omit) hexstring imsi) return template (omit) IMSI_BSSGP {
+		if (istemplatekind(imsi, "omit")) {
+			return omit;
+		} else {
+			return ts_BSSGP_IMSI(valueof(imsi));
+		}
+	}
+	private function f_tr_BSSGP_IMSI(template hexstring imsi) return template IMSI_BSSGP {
+		if (istemplatekind(imsi, "omit")) {
+			return omit;
+		} else if (istemplatekind(imsi, "*")) {
+			return *;
+		} else {
+			return tr_BSSGP_IMSI(imsi);
+		}
+	}
 
 	template (present) TMSI_BSSGP tr_BSSGP_TMSI(GsmTmsi tmsi) := {
 		iEI := '20'O,
@@ -2324,22 +2356,25 @@ octetstring sdu) := {
 
 	/* 10.3.5 */
 	template (value) PDU_BSSGP
-	ts_BSSGP_RADIO_STATUS(GprsTlli tlli, template (value) BssgpRadioCause cause) := {
+	ts_BSSGP_RADIO_STATUS(template (omit) GprsTlli tlli, template (value) BssgpRadioCause cause,
+			      template (omit) GsmTmsi tmsi := omit,
+			      template (omit) hexstring imsi := omit) := {
 		pDU_BSSGP_RADIO_STATUS := {
 			bssgpPduType := '0a'O,
-			tLLI := ts_BSSGP_TLLI(tlli),
-			tMSI := omit,
-			iMSI := omit,
+			tLLI := f_ts_BSSGP_TLLI(tlli),
+			tMSI := f_ts_BSSGP_TMSI(tmsi),
+			iMSI := f_ts_BSSGP_IMSI(imsi),
 			radio_Cause := ts_BSSGP_RADIO_CAUSE(cause)
 		}
 	}
 	template (present) PDU_BSSGP
-	tr_BSSGP_RADIO_STATUS(template (present) GprsTlli tlli, template (present) BssgpRadioCause cause) := {
+	tr_BSSGP_RADIO_STATUS(template GprsTlli tlli, template (present) BssgpRadioCause cause,
+			      template GsmTmsi tmsi := *, template hexstring imsi := *) := {
 		pDU_BSSGP_RADIO_STATUS := {
 			bssgpPduType := '0a'O,
-			tLLI := ts_BSSGP_TLLI(tlli),
-			tMSI := omit,
-			iMSI := omit,
+			tLLI := f_tr_BSSGP_TLLI(tlli),
+			tMSI := f_tr_BSSGP_TMSI(tmsi),
+			iMSI := f_tr_BSSGP_IMSI(imsi),
 			radio_Cause := tr_BSSGP_RADIO_CAUSE(cause)
 		}
 	}