From df78e48eb04c906fbee0a65d2f11d5f9069520c0 Mon Sep 17 00:00:00 2001
From: Philipp Maier <pmaier@sysmocom.de>
Date: Mon, 23 Oct 2017 11:36:50 +0200
Subject: [PATCH] log: log the sccp message type of messages sent

We already log the message type of sccp messages we receive, but
for transmitting the log output is missing.

Also log the message type for tramsitted sccp messages.

Change-Id: I6736f15ddc03e5f70c3504abffbae6cbf766c9d7
---
 src/osmo-bsc/osmo_bsc_sigtran.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/osmo-bsc/osmo_bsc_sigtran.c b/src/osmo-bsc/osmo_bsc_sigtran.c
index 48796c1fa..31a8cea4d 100644
--- a/src/osmo-bsc/osmo_bsc_sigtran.c
+++ b/src/osmo-bsc/osmo_bsc_sigtran.c
@@ -331,6 +331,22 @@ int osmo_bsc_sigtran_send(const struct osmo_bsc_sccp_con *conn, struct msgb *msg
 
 	msc = conn->msc;
 
+	/* Log the type of the message we are sending. This is just
+	 * informative, do not stop if detecting the type fails */
+	if (msg->len >= 3) {
+		switch (msg->data[0]) {
+		case BSSAP_MSG_BSS_MANAGEMENT:
+			LOGP(DMSC, LOGL_INFO, "Tx MSC %s\n", gsm0808_bssmap_name(msg->data[2]));
+			break;
+		case BSSAP_MSG_DTAP:
+			LOGP(DMSC, LOGL_INFO, "Tx MSC DTAP\n");
+			break;
+		default:
+			LOGP(DMSC, LOGL_ERROR, "Tx MSC (unknwon message type)\n");
+		}
+	} else
+		LOGP(DMSC, LOGL_ERROR, "Tx MSC (message too short)\n");
+
 	if (a_reset_conn_ready(msc->a.reset) == false) {
 		LOGP(DMSC, LOGL_ERROR, "MSC is not connected. Dropping.\n");
 		return -EINVAL;