cosmetic: regroup members of hnbgw_context_map

Change the order in the struct definition so that the items for RUA and
for SCCP are grouped together. Tweak comments.

Change-Id: I84424617996d8e1a6814aa122e63454c0666b724
---
M include/osmocom/hnbgw/context_map.h
1 file changed, 23 insertions(+), 8 deletions(-)

diff --git a/include/osmocom/hnbgw/context_map.h b/include/osmocom/hnbgw/context_map.h
index 97e1b09..7bcdf57 100644
--- a/include/osmocom/hnbgw/context_map.h
+++ b/include/osmocom/hnbgw/context_map.h
@@ -28,23 +28,26 @@
 struct hnbgw_context_map {
 	/* entry in the per-CN list of mappings */
 	struct llist_head cn_list;
-	/* entry in the per-HNB list of mappings */
+	/* entry in the per-HNB list of mappings. */
 	struct llist_head hnb_list;
-	/* pointer to HNB */
+
+	/* Pointer to HNB for this map, to transceive RUA. */
 	struct hnb_context *hnb_ctx;
-	/* pointer to CN */
-	struct hnbgw_cnlink *cn_link;
-	/* RUA contxt ID */
+	/* RUA context ID used in RUA messages to/from the hnb_gw. */
 	uint32_t rua_ctx_id;
-	/* False for CS, true for PS */
-	bool is_ps;
-	/* SCCP User SAP connection ID */
+
+	/* Pointer to CN, to transceive SCCP. */
+	struct hnbgw_cnlink *cn_link;
+	/* SCCP User SAP connection ID used in SCCP messages to/from the cn_link. */
 	uint32_t scu_conn_id;
 	/* Set to true on SCCP Conn Conf, set to false when an OSMO_SCU_PRIM_N_DISCONNECT has been sent for the SCCP
 	 * User SAP conn. Useful to avoid leaking SCCP connections: guarantee that an OSMO_SCU_PRIM_N_DISCONNECT gets
 	 * sent, even when RUA fails to gracefully disconnect. */
 	bool scu_conn_active;
 
+	/* False for CS, true for PS */
+	bool is_ps;
+
 	enum hnbgw_context_map_state state;
 
 	/* FSM instance for the MGW, handles the async MGCP communication necessary to intercept CS RAB Assignment and

