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-rw-r--r--src/gb/gprs_bssgp.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/src/gb/gprs_bssgp.c b/src/gb/gprs_bssgp.c
index 8b8d534e..f3103eec 100644
--- a/src/gb/gprs_bssgp.c
+++ b/src/gb/gprs_bssgp.c
@@ -41,6 +41,7 @@
#include <osmocom/gprs/gprs_ns.h>
#include "common_vty.h"
+#include "osmocom/gsm/gsm48.h"
void *bssgp_tall_ctx = NULL;
@@ -92,6 +93,33 @@ struct bssgp_bvc_ctx *btsctx_by_raid_cid(const struct gprs_ra_id *raid, uint16_t
return NULL;
}
+/*! Transmit a BVC-RESET message (Chapter 10.4.12) */
+int bssgp_tx_bvc_reset3(uint16_t nsei, uint16_t bvci, enum gprs_bssgp_cause cause, const struct gprs_ra_id *ra_id, uint16_t cell_id)
+{
+ struct msgb *msg = bssgp_msgb_alloc();
+ struct bssgp_normal_hdr *bgph =
+ (struct bssgp_normal_hdr *) msgb_put(msg, sizeof(*bgph));
+ uint16_t _bvci = osmo_htons(bvci);
+
+ msgb_nsei(msg) = nsei;
+ msgb_bvci(msg) = 0; /* Signalling */
+ bgph->pdu_type = BSSGP_PDUT_BVC_RESET;
+ LOGP(DBSSGP, LOGL_NOTICE, "BSSGP (BVCI=%u) Tx BVC-RESET "
+ "CAUSE=%s\n", bvci, bssgp_cause_str(cause));
+
+ msgb_tvlv_put(msg, BSSGP_IE_BVCI, 2, (uint8_t *) &_bvci);
+ msgb_tvlv_put(msg, BSSGP_IE_CAUSE, 1, (uint8_t *) &cause);
+ if (ra_id) {
+ uint8_t bssgp_cid[8];
+ bssgp_create_cell_id(bssgp_cid, ra_id, cell_id);
+ msgb_tvlv_put(msg, BSSGP_IE_CELL_ID, sizeof(bssgp_cid), bssgp_cid);
+ }
+
+ /* Optional: Feature Bitmap */
+
+ return bssgp_ns_send(bssgp_ns_send_data, msg);
+}
+
/*! Initiate reset procedure for all PTP BVC on a given NSEI.
*
* This function initiates reset procedure for all PTP BVC with a given cause.