Change in osmo-iuh[master]: iu_client: Implement transmission of ResetAcknowledge

Harald Welte gerrit-no-reply at lists.osmocom.org
Sat Apr 20 19:13:30 UTC 2019


Harald Welte has uploaded this change for review. ( https://gerrit.osmocom.org/13721


Change subject: iu_client: Implement transmission of ResetAcknowledge
......................................................................

iu_client: Implement transmission of ResetAcknowledge

When receiving an Iu Reset, respond with Iu ResetAcknowledge.

Closes: OS#3944
Change-Id: Ia09752983a7e2a952aa144635924edbffd894058
---
M src/iu_client.c
1 file changed, 19 insertions(+), 3 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-iuh refs/changes/21/13721/1

diff --git a/src/iu_client.c b/src/iu_client.c
index 4aecfec..92d25f5 100644
--- a/src/iu_client.c
+++ b/src/iu_client.c
@@ -603,8 +603,24 @@
 
 static int ranap_handle_cl_reset_req(void *ctx, RANAP_ResetIEs_t *ies)
 {
-	/* FIXME: send reset response */
-	return -1;
+	struct osmo_scu_prim *prim = (struct osmo_scu_prim *) ctx;
+	struct osmo_scu_unitdata_param *ud_prim = &prim->u.unitdata;
+	RANAP_GlobalRNC_ID_t *grnc_id = NULL;
+	struct msgb *resp;
+
+	OSMO_ASSERT(prim->oph.primitive == OSMO_SCU_PRIM_N_UNITDATA);
+
+	/* FIXME: verify ies.cN_DomainIndicator */
+
+	if (ies->presenceMask & RESETIES_RANAP_GLOBALRNC_ID_PRESENT)
+		grnc_id = &ies->globalRNC_ID;
+
+	/* send reset response */
+	resp = ranap_new_msg_reset_ack(ies->cN_DomainIndicator, grnc_id);
+	if (!resp)
+		return -ENOMEM;
+	resp->l2h = resp->data;
+	return osmo_sccp_tx_unitdata_msg(g_scu, &g_local_sccp_addr, &ud_prim->calling_addr, resp);
 }
 
 static int ranap_handle_cl_err_ind(void *ctx, RANAP_ErrorIndicationIEs_t *ies)
@@ -795,7 +811,7 @@
 		/* connection-less data received */
 		LOGPIU(LOGL_DEBUG, "N-UNITDATA.ind(%s)\n",
 		       osmo_hexdump(msgb_l2(oph->msg), msgb_l2len(oph->msg)));
-		rc = ranap_cn_rx_cl(cn_ranap_handle_cl, scu, msgb_l2(oph->msg), msgb_l2len(oph->msg));
+		rc = ranap_cn_rx_cl(cn_ranap_handle_cl, prim, msgb_l2(oph->msg), msgb_l2len(oph->msg));
 		break;
 	default:
 		rc = -1;

-- 
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Gerrit-Project: osmo-iuh
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Ia09752983a7e2a952aa144635924edbffd894058
Gerrit-Change-Number: 13721
Gerrit-PatchSet: 1
Gerrit-Owner: Harald Welte <laforge at gnumonks.org>
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