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/* Code used by both libbsc and libmsc (common_cs means "BSC or MSC").
 *
 * (C) 2016 by sysmocom s.m.f.c. <info@sysmocom.de>
 * (C) 2008-2010 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 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 <openbsc/gsm_data.h>

static struct gsm_network *vty_global_gsm_network = NULL;

/* initialize VTY elements used in both BSC and MSC */
int common_cs_vty_init(struct gsm_network *network)
{
	OSMO_ASSERT(vty_global_gsm_network == NULL);
	vty_global_gsm_network = network;
}

struct gsm_network *gsmnet_from_vty(struct vty *v)
{
	/* It can't hurt to force callers to continue to pass the vty instance
	 * to this function, in case we'd like to retrieve the global
	 * gsm_network instance from the vty at some point in the future. But
	 * until then, just return the global pointer, which should have been
	 * initialized by common_cs_vty_init().
	 */
	OSMO_ASSERT(vty_global_gsm_network);
	return vty_global_gsm_network;
}