From 1f6aad1c042f3040ac62696fc38c65a875862b6a Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Sat, 15 Aug 2015 19:51:45 +0200
Subject: Add G-RNTI derived TLLI types defined in 23.003

---
 include/osmocom/gsm/gsm_utils.h | 2 ++
 src/gsm/gsm_utils.c             | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/include/osmocom/gsm/gsm_utils.h b/include/osmocom/gsm/gsm_utils.h
index c3085c04..64318662 100644
--- a/include/osmocom/gsm/gsm_utils.h
+++ b/include/osmocom/gsm/gsm_utils.h
@@ -160,6 +160,8 @@ enum gprs_tlli_type {
 	TLLI_RANDOM,
 	TLLI_AUXILIARY,
 	TLLI_RESERVED,
+	TLLI_G_RNTI,
+	TLLI_RAND_G_RNTI,
 };
 
 /* TS 03.03 Chapter 2.6 */
diff --git a/src/gsm/gsm_utils.c b/src/gsm/gsm_utils.c
index 198ec698..fad59bc1 100644
--- a/src/gsm/gsm_utils.c
+++ b/src/gsm/gsm_utils.c
@@ -647,7 +647,7 @@ uint32_t gsm_gsmtime2fn(struct gsm_time *time)
 	return (51 * ((time->t3 - time->t2 + 26) % 26) + time->t3 + (26 * 51 * time->t1));
 }
 
-/* TS 03.03 Chapter 2.6 */
+/* TS 23.003 Chapter 2.6 */
 int gprs_tlli_type(uint32_t tlli)
 {
 	if ((tlli & 0xc0000000) == 0xc0000000)
@@ -658,6 +658,10 @@ int gprs_tlli_type(uint32_t tlli)
 		return TLLI_RANDOM;
 	else if ((tlli & 0xf8000000) == 0x70000000)
 		return TLLI_AUXILIARY;
+	else if ((tlli & 0xf0000000) == 0x00000000)
+		return TLLI_G_RNTI;
+	else if ((tlli & 0xf0000000) == 0x10000000)
+		return TLLI_RAND_G_RNTI;
 
 	return TLLI_RESERVED;
 }
-- 
cgit v1.2.3