Log cn_disconnect.ind cause

Change-Id: I64cd596e55b102924f39264cd2eae7a41f5f3212
---
M TODO-RELEASE
M src/osmo-hnbgw/hnbgw_cn.c
2 files changed, 6 insertions(+), 2 deletions(-)


git pull ssh://gerrit.osmocom.org:29418/osmo-hnbgw refs/changes/63/38563/1

diff --git a/TODO-RELEASE b/TODO-RELEASE
index 0ed7189..8cc6151 100644
--- a/TODO-RELEASE
+++ b/TODO-RELEASE
@@ -7,3 +7,4 @@
 # If any interfaces have been added since the last public release: c:r:a + 1.
 # If any interfaces have been removed or changed since the last public release: c:r:0.
 #library	what			description / commit summary line
+libosmo-sigtran >2.0.0  use API osmo_sua_sccp_cause_name()
\ No newline at end of file
diff --git a/src/osmo-hnbgw/hnbgw_cn.c b/src/osmo-hnbgw/hnbgw_cn.c
index 6618fb9..b984a8e 100644
--- a/src/osmo-hnbgw/hnbgw_cn.c
+++ b/src/osmo-hnbgw/hnbgw_cn.c
@@ -33,6 +33,7 @@
 #include <osmocom/gsm/gsm23236.h>
 
 #include <osmocom/sigtran/protocol/m3ua.h>
+#include <osmocom/sigtran/protocol/sua.h>
 #include <osmocom/sigtran/sccp_sap.h>
 #include <osmocom/sigtran/sccp_helpers.h>
 
@@ -508,14 +509,16 @@
 			      struct osmo_prim_hdr *oph)
 {
 	struct hnbgw_context_map *map;
+	char cause_buf[128];
 
 	map = map_from_conn_id(hsu, param->conn_id, oph);
 	if (!map || !map->cnlink)
 		return -ENOENT;
 
-	LOGP(DCN, LOGL_DEBUG, "handle_cn_disc_ind() conn_id=%u responding_addr=%s\n",
+	LOGP(DCN, LOGL_DEBUG, "handle_cn_disc_ind() conn_id=%u responding_addr=%s cause=%s\n",
 	     param->conn_id,
-	     cnlink_sccp_addr_to_str(map->cnlink, &param->responding_addr));
+	     cnlink_sccp_addr_to_str(map->cnlink, &param->responding_addr),
+	     osmo_sua_sccp_cause_name(param->cause, cause_buf, sizeof(cause_buf)));
 
 	return map_sccp_dispatch(map, MAP_SCCP_EV_RX_RELEASED, oph->msg);
 }

