From 270c73c11fa66171a9d85e22ce868b9669960c0b Mon Sep 17 00:00:00 2001
From: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Date: Mon, 4 Apr 2016 12:38:10 +0200
Subject: [PATCH] mncc: Reject hold requests for now

MNCC hold to sip has not been implemented, so let me reject the
request right now. A ticket (OS#1686) has been filed to track
implementing call holding.
---
 src/mncc.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/mncc.c b/src/mncc.c
index 9a6c483..47dd72b 100644
--- a/src/mncc.c
+++ b/src/mncc.c
@@ -577,6 +577,20 @@ static void check_alrt_ind(struct mncc_connection *conn, char *buf, int rc)
 	other_leg->ring_call(other_leg);
 }
 
+static void check_hold_ind(struct mncc_connection *conn, char *buf, int rc)
+{
+	struct gsm_mncc *data;
+	struct mncc_call_leg *leg;
+
+	leg = find_leg(conn, buf, rc, &data);
+	if (!leg)
+		return;
+
+	LOGP(DMNCC, LOGL_DEBUG,
+		"leg(%u) is req hold. rejecting.\n", leg->callref);
+	mncc_send(leg->conn, MNCC_HOLD_REJ, leg->callref);
+}
+
 static void check_stp_cnf(struct mncc_connection *conn, char *buf, int rc)
 {
 	struct gsm_mncc *data;
@@ -764,6 +778,9 @@ static int mncc_data(struct osmo_fd *fd, unsigned int what)
 	case MNCC_ALERT_IND:
 		check_alrt_ind(conn, buf, rc);
 		break;
+	case MNCC_HOLD_IND:
+		check_hold_ind(conn, buf, rc);
+		break;
 	default:
 		LOGP(DMNCC, LOGL_ERROR, "Unhandled message type %d/0x%x\n",
 			msg_type, msg_type);