osmo-msc/openbsc/include/openbsc/nat_rewrite_trie.h

45 lines
1.3 KiB
C

/*
* (C) 2013 by On-Waves
* (C) 2013 by Holger Hans Peter Freyther <zecke@selfish.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/>.
*
*/
#ifndef NAT_REWRITE_FILE_H
#define NAT_REWRITE_FILE_H
#include <osmocom/core/linuxrbtree.h>
struct nat_rewrite_rule {
/* For digits 0-9 and + */
struct nat_rewrite_rule *rules[11];
char empty;
char prefix[14];
char rewrite[4];
};
struct nat_rewrite {
struct nat_rewrite_rule rule;
size_t prefixes;
};
struct nat_rewrite *nat_rewrite_parse(void *ctx, const char *filename);
struct nat_rewrite_rule *nat_rewrite_lookup(struct nat_rewrite *, const char *prefix);
void nat_rewrite_dump(struct nat_rewrite *rewr);
#endif