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author | ru <ru@FreeBSD.org> | 2001-06-18 15:54:04 +0000 |
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committer | ru <ru@FreeBSD.org> | 2001-06-18 15:54:04 +0000 |
commit | 227ce6056bd3de96b51fd863a66296fc54c951b4 (patch) | |
tree | e8fc4082f747ca16466b1b6882edd1603261c931 /contrib/ipfilter/ip_fil.h | |
parent | 9d7cdee0caf49f464694398c5b692df5cb6eb3b1 (diff) | |
download | FreeBSD-src-227ce6056bd3de96b51fd863a66296fc54c951b4.zip FreeBSD-src-227ce6056bd3de96b51fd863a66296fc54c951b4.tar.gz |
Removed duplicate copies of files already present in sys/contrib/ipfilter.
Not objected to by: -arch
Diffstat (limited to 'contrib/ipfilter/ip_fil.h')
-rw-r--r-- | contrib/ipfilter/ip_fil.h | 631 |
1 files changed, 0 insertions, 631 deletions
diff --git a/contrib/ipfilter/ip_fil.h b/contrib/ipfilter/ip_fil.h deleted file mode 100644 index 9dd75f0..0000000 --- a/contrib/ipfilter/ip_fil.h +++ /dev/null @@ -1,631 +0,0 @@ -/* - * Copyright (C) 1993-2000 by Darren Reed. - * - * Redistribution and use in source and binary forms are permitted - * provided that this notice is preserved and due credit is given - * to the original author and the contributors. - * - * @(#)ip_fil.h 1.35 6/5/96 - * $FreeBSD$ - */ - -#ifndef __IP_FIL_H__ -#define __IP_FIL_H__ - -/* - * Pathnames for various IP Filter control devices. Used by LKM - * and userland, so defined here. - */ -#define IPNAT_NAME "/dev/ipnat" -#define IPSTATE_NAME "/dev/ipstate" -#define IPAUTH_NAME "/dev/ipauth" - -#ifndef SOLARIS -# define SOLARIS (defined(sun) && (defined(__svr4__) || defined(__SVR4))) -#endif - -#if defined(KERNEL) && !defined(_KERNEL) -# define _KERNEL -#endif - -#ifndef __P -# ifdef __STDC__ -# define __P(x) x -# else -# define __P(x) () -# endif -#endif - -#if defined(__STDC__) || defined(__GNUC__) -# define SIOCADAFR _IOW('r', 60, struct frentry *) -# define SIOCRMAFR _IOW('r', 61, struct frentry *) -# define SIOCSETFF _IOW('r', 62, u_int) -# define SIOCGETFF _IOR('r', 63, u_int) -# define SIOCGETFS _IOWR('r', 64, struct friostat *) -# define SIOCIPFFL _IOWR('r', 65, int) -# define SIOCIPFFB _IOR('r', 66, int) -# define SIOCADIFR _IOW('r', 67, struct frentry *) -# define SIOCRMIFR _IOW('r', 68, struct frentry *) -# define SIOCSWAPA _IOR('r', 69, u_int) -# define SIOCINAFR _IOW('r', 70, struct frentry *) -# define SIOCINIFR _IOW('r', 71, struct frentry *) -# define SIOCFRENB _IOW('r', 72, u_int) -# define SIOCFRSYN _IOW('r', 73, u_int) -# define SIOCFRZST _IOWR('r', 74, struct friostat *) -# define SIOCZRLST _IOWR('r', 75, struct frentry *) -# define SIOCAUTHW _IOWR('r', 76, struct fr_info *) -# define SIOCAUTHR _IOWR('r', 77, struct fr_info *) -# define SIOCATHST _IOWR('r', 78, struct fr_authstat *) -# define SIOCSTLCK _IOWR('r', 79, u_int) -# define SIOCSTPUT _IOWR('r', 80, struct ipstate_save *) -# define SIOCSTGET _IOWR('r', 81, struct ipstate_save *) -# define SIOCSTGSZ _IOWR('r', 82, struct natget *) -# define SIOCGFRST _IOWR('r', 83, struct ipfrstat *) -#else -# define SIOCADAFR _IOW(r, 60, struct frentry *) -# define SIOCRMAFR _IOW(r, 61, struct frentry *) -# define SIOCSETFF _IOW(r, 62, u_int) -# define SIOCGETFF _IOR(r, 63, u_int) -# define SIOCGETFS _IOWR(r, 64, struct friostat *) -# define SIOCIPFFL _IOWR(r, 65, int) -# define SIOCIPFFB _IOR(r, 66, int) -# define SIOCADIFR _IOW(r, 67, struct frentry *) -# define SIOCRMIFR _IOW(r, 68, struct frentry *) -# define SIOCSWAPA _IOR(r, 69, u_int) -# define SIOCINAFR _IOW(r, 70, struct frentry *) -# define SIOCINIFR _IOW(r, 71, struct frentry *) -# define SIOCFRENB _IOW(r, 72, u_int) -# define SIOCFRSYN _IOW(r, 73, u_int) -# define SIOCFRZST _IOWR(r, 74, struct friostat *) -# define SIOCZRLST _IOWR(r, 75, struct frentry *) -# define SIOCAUTHW _IOWR(r, 76, struct fr_info *) -# define SIOCAUTHR _IOWR(r, 77, struct fr_info *) -# define SIOCATHST _IOWR(r, 78, struct fr_authstat *) -# define SIOCSTLCK _IOWR(r, 79, u_int) -# define SIOCSTPUT _IOWR(r, 80, struct ipstate_save *) -# define SIOCSTGET _IOWR(r, 81, struct ipstate_save *) -# define SIOCSTGSZ _IOWR(r, 82, struct natget *) -# define SIOCGFRST _IOWR(r, 83, struct ipfrstat *) -#endif -#define SIOCADDFR SIOCADAFR -#define SIOCDELFR SIOCRMAFR -#define SIOCINSFR SIOCINAFR - - -typedef struct fr_ip { - u_32_t fi_v:4; /* IP version */ - u_32_t fi_fl:4; /* packet flags */ - u_32_t fi_tos:8; /* IP packet TOS */ - u_32_t fi_ttl:8; /* IP packet TTL */ - u_32_t fi_p:8; /* IP packet protocol */ - union i6addr fi_src; /* source address from packet */ - union i6addr fi_dst; /* destination address from packet */ - u_32_t fi_optmsk; /* bitmask composed from IP options */ - u_short fi_secmsk; /* bitmask composed from IP security options */ - u_short fi_auth; /* authentication code from IP sec. options */ -} fr_ip_t; - -#define FI_OPTIONS (FF_OPTIONS >> 24) -#define FI_TCPUDP (FF_TCPUDP >> 24) /* TCP/UCP implied comparison*/ -#define FI_FRAG (FF_FRAG >> 24) -#define FI_SHORT (FF_SHORT >> 24) -#define FI_CMP (FI_OPTIONS|FI_TCPUDP|FI_SHORT) - -#define fi_saddr fi_src.in4.s_addr -#define fi_daddr fi_dst.in4.s_addr - - -/* - * These are both used by the state and NAT code to indicate that one port or - * the other should be treated as a wildcard. - */ -#define FI_W_SPORT 0x00000100 -#define FI_W_DPORT 0x00000200 -#define FI_WILDP (FI_W_SPORT|FI_W_DPORT) -#define FI_W_SADDR 0x00000400 -#define FI_W_DADDR 0x00000800 -#define FI_WILDA (FI_W_SADDR|FI_W_DADDR) -#define FI_NEWFR 0x00001000 - -typedef struct fr_info { - void *fin_ifp; /* interface packet is `on' */ - struct fr_ip fin_fi; /* IP Packet summary */ - u_short fin_data[2]; /* TCP/UDP ports, ICMP code/type */ - u_char fin_out; /* in or out ? 1 == out, 0 == in */ - u_char fin_rev; /* state only: 1 = reverse */ - u_short fin_hlen; /* length of IP header in bytes */ - u_char fin_tcpf; /* TCP header flags (SYN, ACK, etc) */ - /* From here on is packet specific */ - u_char fin_icode; /* ICMP error to return */ - u_short fin_rule; /* rule # last matched */ - u_32_t fin_group; /* group number, -1 for none */ - struct frentry *fin_fr; /* last matching rule */ - char *fin_dp; /* start of data past IP header */ - u_short fin_dlen; /* length of data portion of packet */ - u_short fin_id; /* IP packet id field */ - void *fin_mp; /* pointer to pointer to mbuf */ -#if SOLARIS - void *fin_qfm; /* pointer to mblk where pkt starts */ - void *fin_qif; -#endif - u_short fin_plen; - u_short fin_off; -} fr_info_t; - -#define fin_v fin_fi.fi_v - -/* - * Size for compares on fr_info structures - */ -#define FI_CSIZE offsetof(fr_info_t, fin_icode) - -/* - * Size for copying cache fr_info structure - */ -#define FI_COPYSIZE offsetof(fr_info_t, fin_dp) - -typedef struct frdest { - void *fd_ifp; - struct in_addr fd_ip; - char fd_ifname[IFNAMSIZ]; -} frdest_t; - -typedef struct frpcmp { - int frp_cmp; /* data for port comparisons */ - u_short frp_port; /* top port for <> and >< */ - u_short frp_top; /* top port for <> and >< */ -} frpcmp_t; - -typedef struct frtuc { - u_char ftu_tcpfm; /* tcp flags mask */ - u_char ftu_tcpf; /* tcp flags */ - frpcmp_t ftu_src; - frpcmp_t ftu_dst; -} frtuc_t; - -#define ftu_scmp ftu_src.frp_cmp -#define ftu_dcmp ftu_dst.frp_cmp -#define ftu_sport ftu_src.frp_port -#define ftu_dport ftu_dst.frp_port -#define ftu_stop ftu_src.frp_top -#define ftu_dtop ftu_dst.frp_top - -typedef struct frentry { - struct frentry *fr_next; - u_32_t fr_group; /* group to which this rule belongs */ - u_32_t fr_grhead; /* group # which this rule starts */ - struct frentry *fr_grp; - int fr_ref; /* reference count - for grouping */ - void *fr_ifa; -#if BSD >= 199306 - void *fr_oifa; -#endif - /* - * These are only incremented when a packet matches this rule and - * it is the last match - */ - U_QUAD_T fr_hits; - U_QUAD_T fr_bytes; - /* - * Fields after this may not change whilst in the kernel. - */ - struct fr_ip fr_ip; - struct fr_ip fr_mip; /* mask structure */ - - - u_short fr_icmpm; /* data for ICMP packets (mask) */ - u_short fr_icmp; - - frtuc_t fr_tuc; - u_32_t fr_flags; /* per-rule flags && options (see below) */ - u_int fr_skip; /* # of rules to skip */ - u_int fr_loglevel; /* syslog log facility + priority */ - int (*fr_func) __P((int, ip_t *, fr_info_t *)); /* call this function */ - int fr_sap; /* For solaris only */ - u_char fr_icode; /* return ICMP code */ - char fr_ifname[IFNAMSIZ]; -#if BSD >= 199306 - char fr_oifname[IFNAMSIZ]; -#endif - struct frdest fr_tif; /* "to" interface */ - struct frdest fr_dif; /* duplicate packet interfaces */ - u_int fr_cksum; /* checksum on filter rules for performance */ -} frentry_t; - -#define fr_v fr_ip.fi_v -#define fr_proto fr_ip.fi_p -#define fr_ttl fr_ip.fi_ttl -#define fr_tos fr_ip.fi_tos -#define fr_tcpfm fr_tuc.ftu_tcpfm -#define fr_tcpf fr_tuc.ftu_tcpf -#define fr_scmp fr_tuc.ftu_scmp -#define fr_dcmp fr_tuc.ftu_dcmp -#define fr_dport fr_tuc.ftu_dport -#define fr_sport fr_tuc.ftu_sport -#define fr_stop fr_tuc.ftu_stop -#define fr_dtop fr_tuc.ftu_dtop -#define fr_dst fr_ip.fi_dst.in4 -#define fr_src fr_ip.fi_src.in4 -#define fr_dmsk fr_mip.fi_dst.in4 -#define fr_smsk fr_mip.fi_src.in4 - -#ifndef offsetof -#define offsetof(t,m) (int)((&((t *)0L)->m)) -#endif -#define FR_CMPSIZ (sizeof(struct frentry) - offsetof(frentry_t, fr_ip)) - -/* - * fr_flags - */ -#define FR_BLOCK 0x00001 /* do not allow packet to pass */ -#define FR_PASS 0x00002 /* allow packet to pass */ -#define FR_OUTQUE 0x00004 /* outgoing packets */ -#define FR_INQUE 0x00008 /* ingoing packets */ -#define FR_LOG 0x00010 /* Log */ -#define FR_LOGB 0x00011 /* Log-fail */ -#define FR_LOGP 0x00012 /* Log-pass */ -#define FR_LOGBODY 0x00020 /* Log the body */ -#define FR_LOGFIRST 0x00040 /* Log the first byte if state held */ -#define FR_RETRST 0x00080 /* Return TCP RST packet - reset connection */ -#define FR_RETICMP 0x00100 /* Return ICMP unreachable packet */ -#define FR_FAKEICMP 0x00180 /* Return ICMP unreachable with fake source */ -#define FR_NOMATCH 0x00200 /* no match occured */ -#define FR_ACCOUNT 0x00400 /* count packet bytes */ -#define FR_KEEPFRAG 0x00800 /* keep fragment information */ -#define FR_KEEPSTATE 0x01000 /* keep `connection' state information */ -#define FR_INACTIVE 0x02000 -#define FR_QUICK 0x04000 /* match & stop processing list */ -#define FR_FASTROUTE 0x08000 /* bypass normal routing */ -#define FR_CALLNOW 0x10000 /* call another function (fr_func) if matches */ -#define FR_DUP 0x20000 /* duplicate packet */ -#define FR_LOGORBLOCK 0x40000 /* block the packet if it can't be logged */ -#define FR_NOTSRCIP 0x80000 /* not the src IP# */ -#define FR_NOTDSTIP 0x100000 /* not the dst IP# */ -#define FR_AUTH 0x200000 /* use authentication */ -#define FR_PREAUTH 0x400000 /* require preauthentication */ -#define FR_DONTCACHE 0x800000 /* don't cache the result */ - -#define FR_LOGMASK (FR_LOG|FR_LOGP|FR_LOGB) -#define FR_RETMASK (FR_RETICMP|FR_RETRST|FR_FAKEICMP) - -/* - * These correspond to #define's for FI_* and are stored in fr_flags - */ -#define FF_OPTIONS 0x01000000 -#define FF_TCPUDP 0x02000000 -#define FF_FRAG 0x04000000 -#define FF_SHORT 0x08000000 -/* - * recognized flags for SIOCGETFF and SIOCSETFF, and get put in fr_flags - */ -#define FF_LOGPASS 0x10000000 -#define FF_LOGBLOCK 0x20000000 -#define FF_LOGNOMATCH 0x40000000 -#define FF_LOGGING (FF_LOGPASS|FF_LOGBLOCK|FF_LOGNOMATCH) -#define FF_BLOCKNONIP 0x80000000 /* Solaris2 Only */ - -#define FR_NONE 0 -#define FR_EQUAL 1 -#define FR_NEQUAL 2 -#define FR_LESST 3 -#define FR_GREATERT 4 -#define FR_LESSTE 5 -#define FR_GREATERTE 6 -#define FR_OUTRANGE 7 -#define FR_INRANGE 8 - -typedef struct filterstats { - u_long fr_pass; /* packets allowed */ - u_long fr_block; /* packets denied */ - u_long fr_nom; /* packets which don't match any rule */ - u_long fr_short; /* packets which are short */ - u_long fr_ppkl; /* packets allowed and logged */ - u_long fr_bpkl; /* packets denied and logged */ - u_long fr_npkl; /* packets unmatched and logged */ - u_long fr_pkl; /* packets logged */ - u_long fr_skip; /* packets to be logged but buffer full */ - u_long fr_ret; /* packets for which a return is sent */ - u_long fr_acct; /* packets for which counting was performed */ - u_long fr_bnfr; /* bad attempts to allocate fragment state */ - u_long fr_nfr; /* new fragment state kept */ - u_long fr_cfr; /* add new fragment state but complete pkt */ - u_long fr_bads; /* bad attempts to allocate packet state */ - u_long fr_ads; /* new packet state kept */ - u_long fr_chit; /* cached hit */ - u_long fr_tcpbad; /* TCP checksum check failures */ - u_long fr_pull[2]; /* good and bad pullup attempts */ - u_long fr_badsrc; /* source received doesn't match route */ - u_long fr_badttl; /* TTL in packet doesn't reach minimum */ -#if SOLARIS - u_long fr_notdata; /* PROTO/PCPROTO that have no data */ - u_long fr_nodata; /* mblks that have no data */ - u_long fr_bad; /* bad IP packets to the filter */ - u_long fr_notip; /* packets passed through no on ip queue */ - u_long fr_drop; /* packets dropped - no info for them! */ - u_long fr_copy; /* messages copied due to db_ref > 1 */ -#endif - u_long fr_ipv6[2]; /* IPv6 packets in/out */ -} filterstats_t; - -/* - * For SIOCGETFS - */ -typedef struct friostat { - struct filterstats f_st[2]; - struct frentry *f_fin[2]; - struct frentry *f_fout[2]; - struct frentry *f_acctin[2]; - struct frentry *f_acctout[2]; - struct frentry *f_fin6[2]; - struct frentry *f_fout6[2]; - struct frentry *f_acctin6[2]; - struct frentry *f_acctout6[2]; - struct frentry *f_auth; - struct frgroup *f_groups[3][2]; - u_long f_froute[2]; - int f_defpass; /* default pass - from fr_pass */ - char f_active; /* 1 or 0 - active rule set */ - char f_running; /* 1 if running, else 0 */ - char f_logging; /* 1 if enabled, else 0 */ - char f_version[32]; /* version string */ - int f_locks[4]; -} friostat_t; - -typedef struct optlist { - u_short ol_val; - int ol_bit; -} optlist_t; - - -/* - * Group list structure. - */ -typedef struct frgroup { - u_32_t fg_num; - struct frgroup *fg_next; - struct frentry *fg_head; - struct frentry **fg_start; -} frgroup_t; - - -/* - * Log structure. Each packet header logged is prepended by one of these. - * Following this in the log records read from the device will be an ipflog - * structure which is then followed by any packet data. - */ -typedef struct iplog { - u_32_t ipl_magic; - u_int ipl_count; - u_long ipl_sec; - u_long ipl_usec; - size_t ipl_dsize; - struct iplog *ipl_next; -} iplog_t; - -#define IPL_MAGIC 0x49504c4d /* 'IPLM' */ - -typedef struct ipflog { -#if (defined(NetBSD) && (NetBSD <= 1991011) && (NetBSD >= 199603)) || \ - (defined(OpenBSD) && (OpenBSD >= 199603)) - u_char fl_ifname[IFNAMSIZ]; -#else - u_int fl_unit; - u_char fl_ifname[4]; -#endif - u_char fl_plen; /* extra data after hlen */ - u_char fl_hlen; /* length of IP headers saved */ - u_short fl_loglevel; /* syslog log level */ - u_32_t fl_rule; - u_32_t fl_group; - u_32_t fl_flags; - u_32_t fl_lflags; -} ipflog_t; - - -#ifndef ICMP_UNREACH_FILTER -# define ICMP_UNREACH_FILTER 13 -#endif - -#ifndef IPF_LOGGING -# define IPF_LOGGING 0 -#endif -#ifndef IPF_DEFAULT_PASS -# define IPF_DEFAULT_PASS FR_PASS -#endif - -#define IPMINLEN(i, h) ((i)->ip_len >= ((i)->ip_hl * 4 + sizeof(struct h))) -#define IPLLOGSIZE 8192 - -/* - * Device filenames for reading log information. Use ipf on Solaris2 because - * ipl is already a name used by something else. - */ -#ifndef IPL_NAME -# if SOLARIS -# define IPL_NAME "/dev/ipf" -# else -# define IPL_NAME "/dev/ipl" -# endif -#endif -#define IPL_NAT IPNAT_NAME -#define IPL_STATE IPSTATE_NAME -#define IPL_AUTH IPAUTH_NAME - -#define IPL_LOGIPF 0 /* Minor device #'s for accessing logs */ -#define IPL_LOGNAT 1 -#define IPL_LOGSTATE 2 -#define IPL_LOGAUTH 3 -#define IPL_LOGMAX 3 - -#if !defined(CDEV_MAJOR) && defined (__FreeBSD_version) && \ - (__FreeBSD_version >= 220000) -# define CDEV_MAJOR 79 -#endif - -/* - * Post NetBSD 1.2 has the PFIL interface for packet filters. This turns - * on those hooks. We don't need any special mods in non-IP Filter code - * with this! - */ -#if (defined(NetBSD) && (NetBSD > 199609) && (NetBSD <= 1991011)) || \ - (defined(NetBSD1_2) && NetBSD1_2 > 1) -# if (NetBSD >= 199905) -# define PFIL_HOOKS -# endif -# ifdef PFIL_HOOKS -# define NETBSD_PF -# endif -#endif - - -#ifndef _KERNEL -extern int fr_check __P((ip_t *, int, void *, int, mb_t **)); -extern int (*fr_checkp) __P((ip_t *, int, void *, int, mb_t **)); -extern int send_reset __P((ip_t *, struct ifnet *)); -extern int icmp_error __P((ip_t *, struct ifnet *)); -extern int ipf_log __P((void)); -extern int ipfr_fastroute __P((ip_t *, fr_info_t *, frdest_t *)); -extern struct ifnet *get_unit __P((char *, int)); -# if defined(__NetBSD__) || defined(__OpenBSD__) || \ - (_BSDI_VERSION >= 199701) || (__FreeBSD_version >= 300000) -extern int iplioctl __P((dev_t, u_long, caddr_t, int)); -# else -extern int iplioctl __P((dev_t, int, caddr_t, int)); -# endif -extern int iplopen __P((dev_t, int)); -extern int iplclose __P((dev_t, int)); -#else /* #ifndef _KERNEL */ -# if defined(__NetBSD__) && defined(PFIL_HOOKS) -extern void ipfilterattach __P((int)); -# endif -extern int iplattach __P((void)); -extern int ipl_enable __P((void)); -extern int ipl_disable __P((void)); -extern void ipflog_init __P((void)); -extern int ipflog_clear __P((minor_t)); -extern int ipflog_read __P((minor_t, struct uio *)); -extern int ipflog __P((u_int, ip_t *, fr_info_t *, mb_t *)); -extern int ipllog __P((int, fr_info_t *, void **, size_t *, int *, int)); -extern int send_icmp_err __P((ip_t *, int, fr_info_t *, int)); -extern int send_reset __P((ip_t *, fr_info_t *)); -# if SOLARIS -extern int fr_check __P((ip_t *, int, void *, int, qif_t *, mb_t **)); -extern int (*fr_checkp) __P((ip_t *, int, void *, - int, qif_t *, mb_t **)); -# if SOLARIS2 >= 7 -extern int iplioctl __P((dev_t, int, intptr_t, int, cred_t *, int *)); -# else -extern int iplioctl __P((dev_t, int, int *, int, cred_t *, int *)); -# endif -extern int iplopen __P((dev_t *, int, int, cred_t *)); -extern int iplclose __P((dev_t, int, int, cred_t *)); -extern int ipfsync __P((void)); -extern int ipfr_fastroute __P((ip_t *, mblk_t *, mblk_t **, - fr_info_t *, frdest_t *)); -extern void copyin_mblk __P((mblk_t *, size_t, size_t, char *)); -extern void copyout_mblk __P((mblk_t *, size_t, size_t, char *)); -extern int fr_qin __P((queue_t *, mblk_t *)); -extern int fr_qout __P((queue_t *, mblk_t *)); -extern int iplread __P((dev_t, struct uio *, cred_t *)); -# else /* SOLARIS */ -extern int fr_check __P((ip_t *, int, void *, int, mb_t **)); -extern int (*fr_checkp) __P((ip_t *, int, void *, int, mb_t **)); -extern int ipfr_fastroute __P((mb_t *, fr_info_t *, frdest_t *)); -extern size_t mbufchainlen __P((mb_t *)); -# ifdef __sgi -# include <sys/cred.h> -extern int iplioctl __P((dev_t, int, caddr_t, int, cred_t *, int *)); -extern int iplopen __P((dev_t *, int, int, cred_t *)); -extern int iplclose __P((dev_t, int, int, cred_t *)); -extern int iplread __P((dev_t, struct uio *, cred_t *)); -extern int ipfsync __P((void)); -extern int ipfilter_sgi_attach __P((void)); -extern void ipfilter_sgi_detach __P((void)); -extern void ipfilter_sgi_intfsync __P((void)); -# else -# ifdef IPFILTER_LKM -extern int iplidentify __P((char *)); -# endif -# if (_BSDI_VERSION >= 199510) || (__FreeBSD_version >= 220000) || \ - (NetBSD >= 199511) || defined(__OpenBSD__) -# if defined(__NetBSD__) || (_BSDI_VERSION >= 199701) || \ - defined(__OpenBSD__) || (__FreeBSD_version >= 300000) -extern int iplioctl __P((dev_t, u_long, caddr_t, int, struct proc *)); -# else -extern int iplioctl __P((dev_t, int, caddr_t, int, struct proc *)); -# endif -extern int iplopen __P((dev_t, int, int, struct proc *)); -extern int iplclose __P((dev_t, int, int, struct proc *)); -# else -# ifndef linux -extern int iplopen __P((dev_t, int)); -extern int iplclose __P((dev_t, int)); -extern int iplioctl __P((dev_t, int, caddr_t, int)); -# else -extern int iplioctl(struct inode *, struct file *, u_int, u_long); -extern int iplopen __P((struct inode *, struct file *)); -extern void iplclose __P((struct inode *, struct file *)); -# endif /* !linux */ -# endif /* (_BSDI_VERSION >= 199510) */ -# if BSD >= 199306 -extern int iplread __P((dev_t, struct uio *, int)); -# else -# ifndef linux -extern int iplread __P((dev_t, struct uio *)); -# else -extern int iplread(struct inode *, struct file *, char *, int); -# endif /* !linux */ -# endif /* BSD >= 199306 */ -# endif /* __ sgi */ -# endif /* SOLARIS */ -#endif /* #ifndef _KERNEL */ - -extern char *memstr __P((char *, char *, int, int)); -extern void fixskip __P((frentry_t **, frentry_t *, int)); -extern int countbits __P((u_32_t)); -extern int ipldetach __P((void)); -extern u_short ipf_cksum __P((u_short *, int)); -extern int ircopyptr __P((void *, void *, size_t)); -extern int iwcopyptr __P((void *, void *, size_t)); - -extern int frflush __P((minor_t, int)); -extern void frsync __P((void)); -extern frgroup_t *fr_addgroup __P((u_32_t, frentry_t *, minor_t, int)); -extern void fr_delgroup __P((u_32_t, u_32_t, minor_t, int)); -extern frgroup_t *fr_findgroup __P((u_32_t, u_32_t, minor_t, int, - frgroup_t ***)); - -extern int fr_copytolog __P((int, char *, int)); -extern void fr_forgetifp __P((void *)); -extern void fr_getstat __P((struct friostat *)); -extern int fr_ifpaddr __P((int, void *, struct in_addr *)); -extern int fr_lock __P((caddr_t, int *)); -extern void fr_makefrip __P((int, ip_t *, fr_info_t *)); -extern u_short fr_tcpsum __P((mb_t *, ip_t *, tcphdr_t *)); -extern int fr_scanlist __P((u_32_t, ip_t *, fr_info_t *, void *)); -extern int fr_tcpudpchk __P((frtuc_t *, fr_info_t *)); -extern int fr_verifysrc __P((struct in_addr, void *)); - -extern int ipl_unreach; -extern int fr_running; -extern u_long ipl_frouteok[2]; -extern int fr_pass; -extern int fr_flags; -extern int fr_active; -extern int fr_chksrc; -extern int fr_minttl; -extern int fr_minttllog; -extern fr_info_t frcache[2]; -extern char ipfilter_version[]; -extern iplog_t **iplh[IPL_LOGMAX+1], *iplt[IPL_LOGMAX+1]; -extern size_t iplused[IPL_LOGMAX + 1]; -extern struct frentry *ipfilter[2][2], *ipacct[2][2]; -#ifdef USE_INET6 -extern struct frentry *ipfilter6[2][2], *ipacct6[2][2]; -extern int icmptoicmp6types[ICMP_MAXTYPE+1]; -extern int icmptoicmp6unreach[ICMP_MAX_UNREACH]; -#endif -extern struct frgroup *ipfgroups[3][2]; -extern struct filterstats frstats[]; - -#endif /* __IP_FIL_H__ */ |