2004-03-28 13:00:53 +04:00
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/* $NetBSD: ip_frag.h,v 1.19 2004/03/28 09:00:57 martti Exp $ */
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1997-01-06 00:32:18 +03:00
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1997-01-05 16:47:59 +03:00
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/*
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2002-01-24 11:21:30 +03:00
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* Copyright (C) 1993-2001 by Darren Reed.
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1997-01-05 16:47:59 +03:00
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*
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2002-01-24 11:21:30 +03:00
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* See the IPFILTER.LICENCE file for details on licencing.
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1997-01-05 16:47:59 +03:00
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*
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* @(#)ip_frag.h 1.5 3/24/96
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2004-03-28 13:00:53 +04:00
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* Id: ip_frag.h,v 2.23 2004/01/08 13:34:28 darrenr Exp
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1997-01-05 16:47:59 +03:00
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*/
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1998-02-10 04:26:19 +03:00
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#ifndef _NETINET_IP_FRAG_H_
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#define _NETINET_IP_FRAG_H_
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1997-01-05 16:47:59 +03:00
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#define IPFT_SIZE 257
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typedef struct ipfr {
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struct ipfr *ipfr_hnext, **ipfr_hprev;
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struct ipfr *ipfr_next, **ipfr_prev;
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1997-05-25 16:40:11 +04:00
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void *ipfr_data;
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void *ipfr_ifp;
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struct in_addr ipfr_src;
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struct in_addr ipfr_dst;
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u_32_t ipfr_optmsk;
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u_short ipfr_secmsk;
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u_short ipfr_auth;
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u_short ipfr_id;
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u_char ipfr_p;
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u_char ipfr_tos;
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u_32_t ipfr_pass;
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u_short ipfr_off;
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2001-04-06 19:32:40 +04:00
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u_char ipfr_ttl;
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u_char ipfr_seen0;
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1999-12-12 14:11:15 +03:00
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frentry_t *ipfr_rule;
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1997-01-05 16:47:59 +03:00
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} ipfr_t;
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typedef struct ipfrstat {
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u_long ifs_exists; /* add & already exists */
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u_long ifs_nomem;
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u_long ifs_new;
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u_long ifs_hits;
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u_long ifs_expire;
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u_long ifs_inuse;
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u_long ifs_retrans0;
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u_long ifs_short;
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struct ipfr **ifs_table;
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1997-05-25 16:40:11 +04:00
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struct ipfr **ifs_nattab;
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1997-01-05 16:47:59 +03:00
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} ipfrstat_t;
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#define IPFR_CMPSZ (offsetof(ipfr_t, ipfr_pass) - \
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offsetof(ipfr_t, ipfr_ifp))
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extern int ipfr_size;
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1997-07-05 09:38:14 +04:00
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extern int fr_ipfrttl;
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2000-05-03 15:12:03 +04:00
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extern int fr_frag_lock;
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extern int fr_fraginit __P((void));
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extern void fr_fragunload __P((void));
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extern ipfrstat_t *fr_fragstats __P((void));
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extern int fr_newfrag __P((fr_info_t *, u_32_t));
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extern frentry_t *fr_knownfrag __P((fr_info_t *, u_32_t *));
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extern int fr_nat_newfrag __P((fr_info_t *, u_32_t, struct nat *));
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extern nat_t *fr_nat_knownfrag __P((fr_info_t *));
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extern int fr_ipid_newfrag __P((fr_info_t *, u_32_t));
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extern u_32_t fr_ipid_knownfrag __P((fr_info_t *));
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extern void fr_forget __P((void *));
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extern void fr_forgetnat __P((void *));
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extern void fr_fragclear __P((void));
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extern void fr_fragexpire __P((void));
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1997-05-25 16:40:11 +04:00
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2004-03-28 13:00:53 +04:00
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#if defined(_KERNEL) && ((BSD >= 199306) || SOLARIS || defined(__sgi) \
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|| defined(__osf__) || (defined(__sgi) && (IRIX >= 60500)))
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# if defined(SOLARIS2) && (SOLARIS2 < 7)
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extern void fr_slowtimer __P((void));
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2002-01-24 11:21:30 +03:00
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# else
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extern void fr_slowtimer __P((void *));
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# endif
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#else
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extern int fr_slowtimer __P((void));
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#endif
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1998-02-10 04:26:19 +03:00
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#endif /* _NETINET_IP_FRAG_H_ */
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