From 3058854535f08e12f6d8dd4f35490ecef40b3040 Mon Sep 17 00:00:00 2001
From: Andreas Eversberg <jolly@eversberg.eu>
Date: Thu, 23 Jan 2014 15:32:22 +0100
Subject: handover: Implement generating HANDOVER DETECTION in rsl_tx_hando_det

---
 src/common/rsl.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'src/common')

diff --git a/src/common/rsl.c b/src/common/rsl.c
index 6c1af2ec..c97dd8a3 100644
--- a/src/common/rsl.c
+++ b/src/common/rsl.c
@@ -545,6 +545,28 @@ int rsl_tx_chan_act_ack(struct gsm_lchan *lchan, struct gsm_time *gtime)
 	return abis_bts_rsl_sendmsg(msg);
 }
 
+/* 8.4.7 sending HANDOver DETection */
+int rsl_tx_hando_det(struct gsm_lchan *lchan, uint8_t *ho_delay)
+{
+	struct msgb *msg;
+	uint8_t chan_nr = gsm_lchan2chan_nr(lchan);
+
+	LOGP(DRSL, LOGL_INFO, "Sending HANDOver DETect\n");
+
+	msg = rsl_msgb_alloc(sizeof(struct abis_rsl_dchan_hdr));
+	if (!msg)
+		return -ENOMEM;
+
+	/* 9.3.17 Access Delay */
+	if (ho_delay)
+		msgb_tv_put(msg, RSL_IE_ACCESS_DELAY, *ho_delay);
+
+	rsl_dch_push_hdr(msg, RSL_MT_HANDO_DET, chan_nr);
+	msg->trx = lchan->ts->trx;
+
+	return abis_bts_rsl_sendmsg(msg);
+}
+
 /* 8.4.3 sending CHANnel ACTIVation Negative ACK */
 int rsl_tx_chan_act_nack(struct gsm_lchan *lchan, uint8_t cause)
 {
-- 
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