17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * Copyright (C) 1993-2001 by Darren Reed. 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * See the IPFILTER.LICENCE file for details on licencing. 57c478bd9Sstevel@tonic-gate * 67c478bd9Sstevel@tonic-gate * @(#)ip_frag.h 1.5 3/24/96 7*ab25eeb5Syz * $Id: ip_frag.h,v 2.23.2.2 2005/06/10 18:02:37 darrenr Exp $ 87663b816Sml * 9*ab25eeb5Syz * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 107663b816Sml * Use is subject to license terms. 117c478bd9Sstevel@tonic-gate */ 127c478bd9Sstevel@tonic-gate 137663b816Sml #pragma ident "%Z%%M% %I% %E% SMI" 147663b816Sml 157c478bd9Sstevel@tonic-gate #ifndef __IP_FRAG_H__ 167c478bd9Sstevel@tonic-gate #define __IP_FRAG_H__ 177c478bd9Sstevel@tonic-gate 187c478bd9Sstevel@tonic-gate #define IPFT_SIZE 257 197c478bd9Sstevel@tonic-gate 207c478bd9Sstevel@tonic-gate typedef struct ipfr { 217c478bd9Sstevel@tonic-gate struct ipfr *ipfr_hnext, **ipfr_hprev; 227c478bd9Sstevel@tonic-gate struct ipfr *ipfr_next, **ipfr_prev; 237c478bd9Sstevel@tonic-gate void *ipfr_data; 247c478bd9Sstevel@tonic-gate void *ipfr_ifp; 257663b816Sml i6addr_t ipfr_source; 267663b816Sml i6addr_t ipfr_dest; 277c478bd9Sstevel@tonic-gate u_32_t ipfr_optmsk; 287c478bd9Sstevel@tonic-gate u_short ipfr_secmsk; 297c478bd9Sstevel@tonic-gate u_short ipfr_auth; 307663b816Sml u_32_t ipfr_id; 317c478bd9Sstevel@tonic-gate u_char ipfr_p; 327c478bd9Sstevel@tonic-gate u_char ipfr_tos; 337c478bd9Sstevel@tonic-gate u_32_t ipfr_pass; 347c478bd9Sstevel@tonic-gate u_short ipfr_off; 357c478bd9Sstevel@tonic-gate u_char ipfr_ttl; 367c478bd9Sstevel@tonic-gate u_char ipfr_seen0; 377663b816Sml u_short ipfr_firstend; 387c478bd9Sstevel@tonic-gate frentry_t *ipfr_rule; 397c478bd9Sstevel@tonic-gate } ipfr_t; 407c478bd9Sstevel@tonic-gate 41*ab25eeb5Syz #define ipfr_src ipfr_source.in4 42*ab25eeb5Syz #define ipfr_dst ipfr_dest.in4 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate typedef struct ipfrstat { 457c478bd9Sstevel@tonic-gate u_long ifs_exists; /* add & already exists */ 467c478bd9Sstevel@tonic-gate u_long ifs_nomem; 477c478bd9Sstevel@tonic-gate u_long ifs_new; 487c478bd9Sstevel@tonic-gate u_long ifs_hits; 497c478bd9Sstevel@tonic-gate u_long ifs_expire; 507c478bd9Sstevel@tonic-gate u_long ifs_inuse; 517c478bd9Sstevel@tonic-gate u_long ifs_retrans0; 527c478bd9Sstevel@tonic-gate u_long ifs_short; 537c478bd9Sstevel@tonic-gate struct ipfr **ifs_table; 547c478bd9Sstevel@tonic-gate struct ipfr **ifs_nattab; 557c478bd9Sstevel@tonic-gate } ipfrstat_t; 567c478bd9Sstevel@tonic-gate 577663b816Sml #define IPFR_CMPSZ (offsetof(ipfr_t, ipfr_tos) - \ 587c478bd9Sstevel@tonic-gate offsetof(ipfr_t, ipfr_ifp)) 597c478bd9Sstevel@tonic-gate 607c478bd9Sstevel@tonic-gate extern int ipfr_size; 617c478bd9Sstevel@tonic-gate extern int fr_ipfrttl; 627c478bd9Sstevel@tonic-gate extern int fr_frag_lock; 637c478bd9Sstevel@tonic-gate extern int fr_fraginit __P((void)); 647c478bd9Sstevel@tonic-gate extern void fr_fragunload __P((void)); 657c478bd9Sstevel@tonic-gate extern ipfrstat_t *fr_fragstats __P((void)); 667c478bd9Sstevel@tonic-gate 677c478bd9Sstevel@tonic-gate extern int fr_newfrag __P((fr_info_t *, u_32_t)); 687c478bd9Sstevel@tonic-gate extern frentry_t *fr_knownfrag __P((fr_info_t *, u_32_t *)); 697c478bd9Sstevel@tonic-gate 707c478bd9Sstevel@tonic-gate extern int fr_nat_newfrag __P((fr_info_t *, u_32_t, struct nat *)); 717c478bd9Sstevel@tonic-gate extern nat_t *fr_nat_knownfrag __P((fr_info_t *)); 727c478bd9Sstevel@tonic-gate 737c478bd9Sstevel@tonic-gate extern int fr_ipid_newfrag __P((fr_info_t *, u_32_t)); 747c478bd9Sstevel@tonic-gate extern u_32_t fr_ipid_knownfrag __P((fr_info_t *)); 757c478bd9Sstevel@tonic-gate 767c478bd9Sstevel@tonic-gate extern void fr_forget __P((void *)); 777c478bd9Sstevel@tonic-gate extern void fr_forgetnat __P((void *)); 787c478bd9Sstevel@tonic-gate extern void fr_fragclear __P((void)); 797c478bd9Sstevel@tonic-gate extern void fr_fragexpire __P((void)); 807c478bd9Sstevel@tonic-gate 817c478bd9Sstevel@tonic-gate #if defined(_KERNEL) && ((BSD >= 199306) || SOLARIS || defined(__sgi) \ 82*ab25eeb5Syz || defined(__osf__) || (defined(__sgi) && (IRIX >= 60500))) 837c478bd9Sstevel@tonic-gate # if defined(SOLARIS2) && (SOLARIS2 < 7) 847c478bd9Sstevel@tonic-gate extern void fr_slowtimer __P((void)); 857c478bd9Sstevel@tonic-gate # else 867c478bd9Sstevel@tonic-gate extern void fr_slowtimer __P((void *)); 877c478bd9Sstevel@tonic-gate # endif 887c478bd9Sstevel@tonic-gate #else 89*ab25eeb5Syz # if defined(linux) && defined(_KERNEL) 90*ab25eeb5Syz extern void fr_slowtimer __P((long)); 91*ab25eeb5Syz # else 927c478bd9Sstevel@tonic-gate extern int fr_slowtimer __P((void)); 93*ab25eeb5Syz # endif 947c478bd9Sstevel@tonic-gate #endif 957c478bd9Sstevel@tonic-gate 967663b816Sml #endif /* __IP_FRAG_H__ */ 97