The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netpfil/ipfilter/netinet/ip_auth.h

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    1 /*      $FreeBSD$       */
    2 
    3 /*
    4  * Copyright (C) 2012 by Darren Reed.
    5  *
    6  * See the IPFILTER.LICENCE file for details on licencing.
    7  *
    8  * $FreeBSD$
    9  * Id: ip_auth.h,v 2.16.2.2 2006/03/16 06:45:49 darrenr Exp $
   10  *
   11  */
   12 #ifndef __IP_AUTH_H__
   13 #define __IP_AUTH_H__
   14 
   15 #define FR_NUMAUTH      32
   16 
   17 typedef struct  frauth {
   18         int     fra_age;
   19         int     fra_len;
   20         int     fra_index;
   21         u_32_t  fra_pass;
   22         fr_info_t       fra_info;
   23         char    *fra_buf;
   24         u_32_t  fra_flx;
   25 #if SOLARIS
   26         queue_t *fra_q;
   27         mb_t    *fra_m;
   28 #endif
   29 } frauth_t;
   30 
   31 typedef struct  frauthent  {
   32         struct  frentry fae_fr;
   33         struct  frauthent       *fae_next;
   34         struct  frauthent       **fae_pnext;
   35         u_long  fae_age;
   36         int     fae_ref;
   37 } frauthent_t;
   38 
   39 typedef struct  ipf_authstat {
   40         U_QUAD_T        fas_hits;
   41         U_QUAD_T        fas_miss;
   42         u_long          fas_nospace;
   43         u_long          fas_added;
   44         u_long          fas_sendfail;
   45         u_long          fas_sendok;
   46         u_long          fas_queok;
   47         u_long          fas_quefail;
   48         u_long          fas_expire;
   49         frauthent_t     *fas_faelist;
   50 } ipf_authstat_t;
   51 
   52 typedef struct ipf_auth_softc_s {
   53         ipfrwlock_t     ipf_authlk;
   54         ipfmutex_t      ipf_auth_mx;
   55         int             ipf_auth_size;
   56         int             ipf_auth_used;
   57         int             ipf_auth_replies;
   58         int             ipf_auth_defaultage;
   59         int             ipf_auth_lock;
   60         ipf_authstat_t  ipf_auth_stats;
   61         frauth_t        *ipf_auth;
   62         mb_t            **ipf_auth_pkts;
   63         int             ipf_auth_start;
   64         int             ipf_auth_end;
   65         int             ipf_auth_next;
   66         frauthent_t     *ipf_auth_entries;
   67         frentry_t       *ipf_auth_ip;
   68         frentry_t       *ipf_auth_rules;
   69 } ipf_auth_softc_t;
   70 
   71 extern  frentry_t *ipf_auth_check(fr_info_t *, u_32_t *);
   72 extern  void    ipf_auth_expire(ipf_main_softc_t *);
   73 extern  int     ipf_auth_ioctl(ipf_main_softc_t *, caddr_t, ioctlcmd_t,
   74                                     int, int, void *);
   75 extern  int     ipf_auth_init(void);
   76 extern  int     ipf_auth_main_load(void);
   77 extern  int     ipf_auth_main_unload(void);
   78 extern  void    ipf_auth_soft_destroy(ipf_main_softc_t *, void *);
   79 extern  void    *ipf_auth_soft_create(ipf_main_softc_t *);
   80 extern  int     ipf_auth_new(mb_t *, fr_info_t *);
   81 extern  int     ipf_auth_precmd(ipf_main_softc_t *, ioctlcmd_t,
   82                                      frentry_t *, frentry_t **);
   83 extern  void    ipf_auth_unload(ipf_main_softc_t *);
   84 extern  int     ipf_auth_waiting(ipf_main_softc_t *);
   85 extern  void    ipf_auth_setlock(void *, int);
   86 extern  int     ipf_auth_soft_init(ipf_main_softc_t *, void *);
   87 extern  int     ipf_auth_soft_fini(ipf_main_softc_t *, void *);
   88 extern  u_32_t  ipf_auth_pre_scanlist(ipf_main_softc_t *, fr_info_t *,
   89                                            u_32_t);
   90 extern  frentry_t **ipf_auth_rulehead(ipf_main_softc_t *);
   91 
   92 #endif  /* __IP_AUTH_H__ */

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