/*
 * Copyright (C) 2012 by Darren Reed.
 *
 * See the IPFILTER.LICENCE file for details on licencing.
 * Id: ip_auth.h,v 2.16.2.2 2006/03/16 06:45:49 darrenr Exp $
 *
 */
#ifndef __IP_AUTH_H__
#define __IP_AUTH_H__

#define FR_NUMAUTH      32

typedef struct  frauth {
        int     fra_age;
        int     fra_len;
        int     fra_index;
        u_32_t  fra_pass;
        fr_info_t       fra_info;
        char    *fra_buf;
        u_32_t  fra_flx;
#if SOLARIS
        queue_t *fra_q;
        mb_t    *fra_m;
#endif
} frauth_t;

typedef struct  frauthent  {
        struct  frentry fae_fr;
        struct  frauthent       *fae_next;
        struct  frauthent       **fae_pnext;
        u_long  fae_age;
        int     fae_ref;
} frauthent_t;

typedef struct  ipf_authstat {
        U_QUAD_T        fas_hits;
        U_QUAD_T        fas_miss;
        u_long          fas_nospace;
        u_long          fas_added;
        u_long          fas_sendfail;
        u_long          fas_sendok;
        u_long          fas_queok;
        u_long          fas_quefail;
        u_long          fas_expire;
        frauthent_t     *fas_faelist;
} ipf_authstat_t;

typedef struct ipf_auth_softc_s {
        ipfrwlock_t     ipf_authlk;
        ipfmutex_t      ipf_auth_mx;
        int             ipf_auth_size;
        int             ipf_auth_used;
        int             ipf_auth_replies;
        int             ipf_auth_defaultage;
        int             ipf_auth_lock;
        ipf_authstat_t  ipf_auth_stats;
        frauth_t        *ipf_auth;
        mb_t            **ipf_auth_pkts;
        int             ipf_auth_start;
        int             ipf_auth_end;
        int             ipf_auth_next;
        frauthent_t     *ipf_auth_entries;
        frentry_t       *ipf_auth_ip;
        frentry_t       *ipf_auth_rules;
} ipf_auth_softc_t;

extern  frentry_t *ipf_auth_check(fr_info_t *, u_32_t *);
extern  void    ipf_auth_expire(ipf_main_softc_t *);
extern  int     ipf_auth_ioctl(ipf_main_softc_t *, caddr_t, ioctlcmd_t,
                                    int, int, void *);
extern  int     ipf_auth_init(void);
extern  int     ipf_auth_main_load(void);
extern  int     ipf_auth_main_unload(void);
extern  void    ipf_auth_soft_destroy(ipf_main_softc_t *, void *);
extern  void    *ipf_auth_soft_create(ipf_main_softc_t *);
extern  int     ipf_auth_new(mb_t *, fr_info_t *);
extern  int     ipf_auth_precmd(ipf_main_softc_t *, ioctlcmd_t,
                                     frentry_t *, frentry_t **);
extern  void    ipf_auth_unload(ipf_main_softc_t *);
extern  int     ipf_auth_waiting(ipf_main_softc_t *);
extern  void    ipf_auth_setlock(void *, int);
extern  int     ipf_auth_soft_init(ipf_main_softc_t *, void *);
extern  int     ipf_auth_soft_fini(ipf_main_softc_t *, void *);
extern  u_32_t  ipf_auth_pre_scanlist(ipf_main_softc_t *, fr_info_t *,
                                           u_32_t);
extern  frentry_t **ipf_auth_rulehead(ipf_main_softc_t *);

#endif  /* __IP_AUTH_H__ */