Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** 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, version 3.

**

** 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 <https://www.gnu.org/licenses/>.

**/

​

#ifndef ZABBIX_IP_H

#define ZABBIX_IP_H

​

#include "zbxtypes.h"

​

int zbx_is_ip4(const char *ip);

int zbx_is_ip6(const char *ip);

int zbx_is_supported_ip(const char *ip);

int zbx_is_ip(const char *ip);

​

int zbx_ip_in_list(const char *list, const char *ip);

​

int zbx_parse_serveractive_element(const char *str, char **host, unsigned short *port,

        unsigned short port_default);

​

#define ZBX_IPRANGE_V4  0

#define ZBX_IPRANGE_V6  1

​

#define ZBX_IPRANGE_GROUPS_V4   4

#define ZBX_IPRANGE_GROUPS_V6   8

​

#define ZBX_PORTRANGE_INIT_PORT -1

​

typedef struct

{

    int from;

    int to;

}

zbx_range_t;

​

typedef struct

{

    /* contains groups of ranges for either ZBX_IPRANGE_V4 or ZBX_IPRANGE_V6 */

    /* ex. 127-127.0-0.0-0.2-254 (from-to.from-to.from-to.from-to)           */

    /*                                  0       1       2       3            */

    zbx_range_t range[ZBX_IPRANGE_GROUPS_V6];

​

    /* range type - ZBX_IPRANGE_V4 or ZBX_IPRANGE_V6 */

    unsigned char   type;

​

    /* 1 if the range was defined with network mask, 0 otherwise */

    unsigned char   mask;

}

zbx_iprange_t;

​

int zbx_iprange_parse(zbx_iprange_t *iprange, const char *address);

void    zbx_iprange_first(const zbx_iprange_t *iprange, int *address);

int zbx_iprange_next(const zbx_iprange_t *iprange, int *address);

int zbx_iprange_uniq_next(const zbx_iprange_t *ipranges, const int num, char *ip, const size_t len);