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/* ipt_geoip.h header file for libipt_geoip.c and ipt_geoip.c
*
* 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.
*
* Copyright (c) 2004 Cookinglinux
*/
#ifndef _IPT_GEOIP_H
#define _IPT_GEOIP_H
#define IPT_GEOIP_SRC 0x01 /* Perform check on Source IP */
#define IPT_GEOIP_DST 0x02 /* Perform check on Destination IP */
#define IPT_GEOIP_INV 0x04 /* Negate the condition */
#define IPT_GEOIP_MAX 15 /* Maximum of countries */
struct geoip_subnet {
u_int32_t begin;
u_int32_t end;
};
struct geoip_info {
struct geoip_subnet *subnets;
u_int32_t count;
u_int32_t ref;
u_int16_t cc;
struct geoip_info *next;
struct geoip_info *prev;
};
struct ipt_geoip_info {
u_int8_t flags;
u_int8_t count;
u_int16_t cc[IPT_GEOIP_MAX];
/* Used internally by the kernel */
struct geoip_info *mem[IPT_GEOIP_MAX];
u_int8_t *refcount;
/* not implemented yet:
void *fini;
*/
};
#define COUNTRY(cc) (cc >> 8), (cc & 0x00FF)
#endif
/* End of ipt_geoip.h */
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