/*
 * Copyright (C) 1993-2001, 2003 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 *
 * $Id: ip_pool.h,v 2.26.2.3 2005/06/12 07:18:27 darrenr Exp $
 *
 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
 */

#ifndef __IP_POOL_H__
#define __IP_POOL_H__

#if defined(_KERNEL) && !defined(__osf__) && !defined(__hpux) && \
    !defined(linux) && !defined(sun) && !defined(AIX)
# include <net/radix.h>
extern void rn_freehead __P((struct radix_node_head *));
# define FreeS(p, z)            KFREES(p, z)
extern int max_keylen;
#else
# if defined(__osf__) || defined(__hpux)
#  include "radix_ipf_local.h"
#  define radix_mask ipf_radix_mask
#  define radix_node ipf_radix_node
#  define radix_node_head ipf_radix_node_head
# else
#  include "radix_ipf.h"
# endif
#endif
#include "netinet/ip_lookup.h"

#define IP_POOL_NOMATCH         0
#define IP_POOL_POSITIVE        1

typedef struct ip_pool_node {
        struct  radix_node      ipn_nodes[2];
        addrfamily_t            ipn_addr;
        addrfamily_t            ipn_mask;
        int                     ipn_info;
        int                     ipn_ref;
        char                    ipn_name[FR_GROUPLEN];
        U_QUAD_T                ipn_hits;
        U_QUAD_T                ipn_bytes;
        struct ip_pool_node     *ipn_next, **ipn_pnext;
} ip_pool_node_t;


typedef struct ip_pool_s {
        struct ip_pool_s        *ipo_next;
        struct ip_pool_s        **ipo_pnext;
        struct radix_node_head  *ipo_head;
        ip_pool_node_t  *ipo_list;
        U_QUAD_T        ipo_hits;
        int             ipo_unit;
        int             ipo_flags;
        int             ipo_ref;
        char            ipo_name[FR_GROUPLEN];
} ip_pool_t;

#define IPOOL_ANON      0x80000000


typedef struct  ip_pool_stat    {
        u_long          ipls_pools;
        u_long          ipls_tables;
        u_long          ipls_nodes;
        ip_pool_t       *ipls_list[IPL_LOGSIZE];
} ip_pool_stat_t;

extern  int     ip_pool_search __P((void *, int, void *, fr_info_t *, ipf_stack_t *));
extern  int     ip_pool_init __P((ipf_stack_t *));
extern  void    ip_pool_fini __P((ipf_stack_t *));
extern  int     ip_pool_create __P((iplookupop_t *, ipf_stack_t *));
extern  int     ip_pool_insert __P((ip_pool_t *, addrfamily_t *,
                                    addrfamily_t *, int, ipf_stack_t *));
extern  int     ip_pool_remove __P((ip_pool_t *, ip_pool_node_t *,
                                    ipf_stack_t *));
extern  int     ip_pool_destroy __P((iplookupop_t *, ipf_stack_t *));
extern  void    ip_pool_free __P((ip_pool_t *, ipf_stack_t *));
extern  void    ip_pool_deref __P((ip_pool_t *, ipf_stack_t *));
extern  void    *ip_pool_find __P((int, char *, ipf_stack_t *));
extern  ip_pool_node_t *ip_pool_findeq __P((ip_pool_t *,
                                          addrfamily_t *, addrfamily_t *));
extern  int     ip_pool_flush __P((iplookupflush_t *, ipf_stack_t *));
extern  int     ip_pool_statistics __P((iplookupop_t *, ipf_stack_t *));
extern  int     ip_pool_getnext __P((ipftoken_t *, ipflookupiter_t *, ipf_stack_t *));
extern  void    ip_pool_iterderef __P((u_int, int, void *, ipf_stack_t *));
#endif /* __IP_POOL_H__ */