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authorHarald Welte <laforge@gnumonks.org>2017-05-29 18:02:53 +0200
committerHarald Welte <laforge@gnumonks.org>2017-07-10 18:27:24 +0000
commit7cb44209eac4651d5fc65e07f74bc5325f110ea4 (patch)
treed2fc48651af868ecb09d4d60098fa465bed3a0b5 /openbsc/src/libmsc
parent94431bf7c32506aa99efd29e3617022270ff458d (diff)
Support for TS 04.14 conformance test commands
Diffstat (limited to 'openbsc/src/libmsc')
-rw-r--r--openbsc/src/libmsc/Makefile.am1
-rw-r--r--openbsc/src/libmsc/gsm_04_08.c4
-rw-r--r--openbsc/src/libmsc/gsm_04_14.c132
3 files changed, 137 insertions, 0 deletions
diff --git a/openbsc/src/libmsc/Makefile.am b/openbsc/src/libmsc/Makefile.am
index 9d966dbc1..c219a35d9 100644
--- a/openbsc/src/libmsc/Makefile.am
+++ b/openbsc/src/libmsc/Makefile.am
@@ -27,6 +27,7 @@ libmsc_a_SOURCES = \
db.c \
gsm_04_08.c \
gsm_04_11.c \
+ gsm_04_14.c \
gsm_04_80.c \
gsm_subscriber.c \
mncc.c \
diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c
index f92622334..9d19025cf 100644
--- a/openbsc/src/libmsc/gsm_04_08.c
+++ b/openbsc/src/libmsc/gsm_04_08.c
@@ -42,6 +42,7 @@
#include <openbsc/gsm_04_11.h>
#include <openbsc/gsm_04_08.h>
#include <openbsc/gsm_04_80.h>
+#include <openbsc/gsm_04_14.h>
#include <openbsc/abis_rsl.h>
#include <openbsc/chan_alloc.h>
#include <openbsc/paging.h>
@@ -4034,6 +4035,9 @@ int gsm0408_dispatch(struct gsm_subscriber_connection *conn, struct msgb *msg)
release_anchor(conn);
rc = handle_rcv_ussd(conn, msg);
break;
+ case GSM48_PDISC_TEST:
+ rc = gsm0414_rcv_test(conn, msg);
+ break;
default:
LOGP(DRLL, LOGL_NOTICE, "Unknown "
"GSM 04.08 discriminator 0x%02x\n", pdisc);
diff --git a/openbsc/src/libmsc/gsm_04_14.c b/openbsc/src/libmsc/gsm_04_14.c
new file mode 100644
index 000000000..23de23e27
--- /dev/null
+++ b/openbsc/src/libmsc/gsm_04_14.c
@@ -0,0 +1,132 @@
+/* GSM MS Testing Layer 3 messages
+ * 3GPP TS 44.014 / GSM TS 04.14 */
+
+/* (C) 2017 by Harald Welte <laforge@gnumonks.org>
+ *
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "bscconfig.h"
+
+#include <openbsc/debug.h>
+#include <openbsc/gsm_data.h>
+#include <openbsc/gsm_subscriber.h>
+#include <openbsc/gsm_04_08.h>
+#include <openbsc/bsc_api.h>
+
+#include <osmocom/gsm/gsm48.h>
+#include <osmocom/gsm/gsm_utils.h>
+#include <osmocom/gsm/protocol/gsm_04_14.h>
+#include <osmocom/gsm/tlv.h>
+#include <osmocom/core/msgb.h>
+#include <osmocom/core/talloc.h>
+#include <osmocom/core/utils.h>
+
+static struct msgb *create_gsm0414_msg(uint8_t msg_type)
+{
+ struct msgb *msg = gsm48_msgb_alloc_name("GSM 04.14");
+ struct gsm48_hdr *gh;
+
+ gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh) + 1);
+ gh->proto_discr = GSM48_PDISC_TEST;
+ gh->msg_type = msg_type;
+ return msg;
+}
+
+static int gsm0414_conn_sendmsg(struct gsm_subscriber_connection *conn, struct msgb *msg)
+{
+ return gsm0808_submit_dtap(conn, msg, 0, 0);
+}
+
+static int gsm0414_tx_simple(struct gsm_subscriber_connection *conn, uint8_t msg_type)
+{
+ struct msgb *msg = create_gsm0414_msg(msg_type);
+
+ return gsm0414_conn_sendmsg(conn, msg);
+}
+
+
+/* Send a CLOSE_TCH_LOOOP_CMD according to Section 8.1 */
+int gsm0414_tx_close_tch_loop_cmd(struct gsm_subscriber_connection *conn,
+ enum gsm414_tch_loop_mode loop_mode)
+{
+ struct msgb *msg = create_gsm0414_msg(GSM414_MT_CLOSE_TCH_LOOP_CMD);
+ uint8_t subch;
+
+ subch = (loop_mode << 1);
+ msgb_put_u8(msg, subch);
+
+ msg->lchan = conn->lchan;
+ return gsm0414_conn_sendmsg(conn, msg);
+}
+
+/* Send a OPEN_LOOP_CMD according to Section 8.3 */
+int gsm0414_tx_open_loop_cmd(struct gsm_subscriber_connection *conn)
+{
+ return gsm0414_tx_simple(conn, GSM414_MT_OPEN_LOOP_CMD);
+}
+
+/* Send a ACT_EMMI_CMD according to Section 8.8 */
+int gsm0414_tx_act_emmi_cmd(struct gsm_subscriber_connection *conn)
+{
+ return gsm0414_tx_simple(conn, GSM414_MT_ACT_EMMI_CMD);
+}
+
+/* Send a DEACT_EMMI_CMD according to Section 8.10 */
+int gsm0414_tx_deact_emmi_cmd(struct gsm_subscriber_connection *conn)
+{
+ return gsm0414_tx_simple(conn, GSM414_MT_DEACT_EMMI_CMD);
+}
+
+/* Send a TEST_INTERFACE according to Section 8.11 */
+int gsm0414_tx_test_interface(struct gsm_subscriber_connection *conn,
+ uint8_t tested_devs)
+{
+ struct msgb *msg = create_gsm0414_msg(GSM414_MT_TEST_INTERFACE);
+ msgb_put_u8(msg, tested_devs);
+ return gsm0414_conn_sendmsg(conn, msg);
+}
+
+/* Send a RESET_MS_POSITION_STORED according to Section 8.11 */
+int gsm0414_tx_reset_ms_pos_store(struct gsm_subscriber_connection *conn,
+ uint8_t technology)
+{
+ struct msgb *msg = create_gsm0414_msg(GSM414_MT_RESET_MS_POS_STORED);
+ msgb_put_u8(msg, technology);
+ return gsm0414_conn_sendmsg(conn, msg);
+}
+
+
+
+/* Entry point for incoming GSM48_PDISC_TEST received from MS */
+int gsm0414_rcv_test(struct gsm_subscriber_connection *conn,
+ struct msgb *msg)
+{
+ struct gsm48_hdr *gh = msgb_l3(msg);
+
+ if (msgb_l3len(msg) < sizeof(*gh))
+ return -1;
+
+ LOGP(DMM, LOGL_NOTICE, "%s: Received TEST class message '%s'\n", "FIXME",
+ get_value_string(gsm414_msgt_names, gh->msg_type));
+
+ return 0;
+}