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Holger Hans Peter Freyther6a97b8d2010-06-15 18:45:26 +08001/* BSC Multiplexer/NAT */
2
3/*
4 * (C) 2010 by Holger Hans Peter Freyther <zecke@selfish.org>
5 * (C) 2010 by on-waves.com
6 * All Rights Reserved
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 *
22 */
23
24#include <openbsc/bsc_nat.h>
25#include <openbsc/ipaccess.h>
26
27int bsc_nat_filter_ipa(struct msgb *msg)
28{
29 struct ipaccess_head *hh;
30
31 /* handle base message handling */
32 hh = (struct ipaccess_head *) msg->data;
33 return hh->proto == IPAC_PROTO_IPACCESS;
34}