[GPRS] LLC: Add VTY interface for LLC

1 files changed, 81 insertions, 0 deletions

diff --git a/openbsc/src/gprs/gprs_llc_vty.c b/openbsc/src/gprs/gprs_llc_vty.c
new file mode 100644
index 000000000..510ef64f0
--- /dev/null
+++ b/openbsc/src/gprs/gprs_llc_vty.c
@@ -0,0 +1,81 @@
+/* VTY interface for our GPRS LLC implementation */
+
+/* (C) 2010 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 General Public License as published by
+ * the Free Software Foundation; either version 2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <stdint.h>
+
+#include <arpa/inet.h>
+
+#include <openbsc/gsm_data.h>
+#include <osmocore/msgb.h>
+#include <osmocore/tlv.h>
+#include <osmocore/talloc.h>
+#include <osmocore/select.h>
+#include <osmocore/rate_ctr.h>
+#include <openbsc/debug.h>
+#include <openbsc/signal.h>
+#include <openbsc/gprs_llc.h>
+
+#include <vty/vty.h>
+#include <vty/command.h>
+
+struct value_string gprs_llc_state_strs[] = {
+	{ GPRS_LLS_UNASSIGNED, 		"TLLI Unassigned" },
+	{ GPRS_LLS_ASSIGNED_ADM,	"Assigned" },
+	{ GPRS_LLS_LOCAL_EST,		"Local Establishment" },
+	{ GPRS_LLS_REMOTE_EST,		"Remote Establishment" },
+	{ GPRS_LLS_ABM,			"Asynchronous Balanced Mode" },
+	{ GPRS_LLS_LOCAL_REL,		"Local Release" },
+	{ GPRS_LLS_TIMER_REC,		"Timer Recovery" },
+};
+
+static void vty_dump_lle(struct vty *vty, struct gprs_llc_lle *lle)
+{
+	vty_out(vty, "TLLI 0x%08x SAPI %u BVCI=%u NSEI=%u: State %s%s",
+		lle->tlli, lle->sapi, lle->bvci, lle->nsei,
+		get_value_string(gprs_llc_state_strs, lle->state), VTY_NEWLINE);
+	vty_out(vty, " Vsent=%u Vack=%u Vrecv=%u, N200=%u, Retrans Ctr=%u%s",
+		lle->v_sent, lle->v_ack, lle->v_recv, lle->n200,
+		lle->retrans_ctr, VTY_NEWLINE);
+}
+
+DEFUN(show_llc, show_llc_cmd,
+	"show llc",
+	SHOW_STR "Display information about the LLC protocol")
+{
+	struct gprs_llc_lle *lle;
+
+	vty_out(vty, "State of LLC Entities%s", VTY_NEWLINE);
+	llist_for_each_entry(lle, &gprs_llc_lles, list) {
+		vty_dump_lle(vty, lle);
+	}
+	return CMD_SUCCESS;
+}
+
+int gprs_llc_vty_init(void)
+{
+	install_element_ve(&show_llc_cmd);
+
+	return 0;
+}