/* $FreeBSD$ */ /* * Copyright (C) 1993-2001, 2003 by Darren Reed. * * See the IPFILTER.LICENCE file for details on licencing. * * @(#)ipf.h 1.12 6/5/96 * $Id: ipf.h,v 2.71.2.8 2005/12/30 07:03:21 darrenr Exp $ */ #ifndef __IPF_H__ #define __IPF_H__ #if defined(__osf__) # define radix_mask ipf_radix_mask # define radix_node ipf_radix_node # define radix_node_head ipf_radix_node_head #endif #include #include #include /* * This is a workaround for troubles on FreeBSD, HPUX, OpenBSD. * Needed here because on some systems gets included by things * like */ #ifndef _KERNEL # define ADD_KERNEL # define _KERNEL # define KERNEL #endif #ifdef __OpenBSD__ struct file; #endif #include #ifdef ADD_KERNEL # undef _KERNEL # undef KERNEL #endif #include #include #include #if __FreeBSD_version >= 300000 # include #endif #include #include #include #include #ifndef TCP_PAWS_IDLE /* IRIX */ # include #endif #include #include #include #include #include #include #include #include #if !defined(__SVR4) && !defined(__svr4__) && defined(sun) # include #endif #include #include #include "netinet/ip_compat.h" #include "netinet/ip_fil.h" #include "netinet/ip_nat.h" #include "netinet/ip_frag.h" #include "netinet/ip_state.h" #include "netinet/ip_proxy.h" #include "netinet/ip_auth.h" #include "netinet/ip_lookup.h" #include "netinet/ip_pool.h" #include "netinet/ip_scan.h" #include "netinet/ip_htable.h" #include "netinet/ip_sync.h" #include "opts.h" #ifndef __P # ifdef __STDC__ # define __P(x) x # else # define __P(x) () # endif #endif #ifndef __STDC__ # undef const # define const #endif #ifndef U_32_T # define U_32_T 1 # if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \ defined(__sgi) typedef u_int32_t u_32_t; # else # if defined(__alpha__) || defined(__alpha) || defined(_LP64) typedef unsigned int u_32_t; # else # if SOLARIS2 >= 6 typedef uint32_t u_32_t; # else typedef unsigned int u_32_t; # endif # endif # endif /* __NetBSD__ || __OpenBSD__ || __FreeBSD__ || __sgi */ #endif /* U_32_T */ #ifndef MAXHOSTNAMELEN # define MAXHOSTNAMELEN 256 #endif #define MAX_ICMPCODE 16 #define MAX_ICMPTYPE 19 struct ipopt_names { int on_value; int on_bit; int on_siz; char *on_name; }; typedef struct alist_s { struct alist_s *al_next; int al_not; i6addr_t al_i6addr; i6addr_t al_i6mask; } alist_t; #define al_addr al_i6addr.in4_addr #define al_mask al_i6mask.in4_addr #define al_1 al_addr #define al_2 al_mask typedef struct { u_short fb_c; u_char fb_t; u_char fb_f; u_32_t fb_k; } fakebpf_t; #if defined(__NetBSD__) || defined(__OpenBSD__) || \ (_BSDI_VERSION >= 199701) || (__FreeBSD_version >= 300000) || \ SOLARIS || defined(__sgi) || defined(__osf__) || defined(linux) # include typedef int (* ioctlfunc_t) __P((int, ioctlcmd_t, ...)); #else typedef int (* ioctlfunc_t) __P((dev_t, ioctlcmd_t, void *)); #endif typedef void (* addfunc_t) __P((int, ioctlfunc_t, void *)); typedef int (* copyfunc_t) __P((void *, void *, size_t)); /* * SunOS4 */ #if defined(sun) && !defined(__SVR4) && !defined(__svr4__) extern int ioctl __P((int, int, void *)); #endif extern char thishost[]; extern char flagset[]; extern u_char flags[]; extern struct ipopt_names ionames[]; extern struct ipopt_names secclass[]; extern char *icmpcodes[MAX_ICMPCODE + 1]; extern char *icmptypes[MAX_ICMPTYPE + 1]; extern int use_inet6; extern int lineNum; extern struct ipopt_names v6ionames[]; extern int addicmp __P((char ***, struct frentry *, int)); extern int addipopt __P((char *, struct ipopt_names *, int, char *)); extern int addkeep __P((char ***, struct frentry *, int)); extern void binprint __P((void *, size_t)); extern void initparse __P((void)); extern u_32_t buildopts __P((char *, char *, int)); extern int checkrev __P((char *)); extern int count6bits __P((u_32_t *)); extern int count4bits __P((u_32_t)); extern int extras __P((char ***, struct frentry *, int)); extern char *fac_toname __P((int)); extern int fac_findname __P((char *)); extern void fill6bits __P((int, u_int *)); extern int gethost __P((char *, u_32_t *)); extern int getport __P((struct frentry *, char *, u_short *)); extern int getportproto __P((char *, int)); extern int getproto __P((char *)); extern char *getline __P((char *, size_t, FILE *, int *)); extern int genmask __P((char *, u_32_t *)); extern char *getnattype __P((struct ipnat *)); extern char *getsumd __P((u_32_t)); extern u_32_t getoptbyname __P((char *)); extern u_32_t getoptbyvalue __P((int)); extern u_32_t getv6optbyname __P((char *)); extern u_32_t getv6optbyvalue __P((int)); extern void hexdump __P((FILE *, void *, int, int)); extern int hostmask __P((char ***, char *, char *, u_32_t *, u_32_t *, int)); extern int hostnum __P((u_32_t *, char *, int, char *)); extern int icmpcode __P((char *)); extern int icmpidnum __P((char *, u_short *, int)); extern void initparse __P((void)); extern void ipf_dotuning __P((int, char *, ioctlfunc_t)); extern void ipf_addrule __P((int, ioctlfunc_t, void *)); extern int ipf_parsefile __P((int, addfunc_t, ioctlfunc_t *, char *)); extern int ipf_parsesome __P((int, addfunc_t, ioctlfunc_t *, FILE *)); extern int ipmon_parsefile __P((char *)); extern int ipmon_parsesome __P((FILE *)); extern void ipnat_addrule __P((int, ioctlfunc_t, void *)); extern int ipnat_parsefile __P((int, addfunc_t, ioctlfunc_t, char *)); extern int ipnat_parsesome __P((int, addfunc_t, ioctlfunc_t, FILE *)); extern int ippool_parsefile __P((int, char *, ioctlfunc_t)); extern int ippool_parsesome __P((int, FILE *, ioctlfunc_t)); extern int kmemcpywrap __P((void *, void *, size_t)); extern char *kvatoname __P((ipfunc_t, ioctlfunc_t)); extern int load_hash __P((struct iphtable_s *, struct iphtent_s *, ioctlfunc_t)); extern int load_hashnode __P((int, char *, struct iphtent_s *, ioctlfunc_t)); extern int load_pool __P((struct ip_pool_s *list, ioctlfunc_t)); extern int load_poolnode __P((int, char *, ip_pool_node_t *, ioctlfunc_t)); extern int loglevel __P((char **, u_int *, int)); extern alist_t *make_range __P((int, struct in_addr, struct in_addr)); extern ipfunc_t nametokva __P((char *, ioctlfunc_t)); extern ipnat_t *natparse __P((char *, int)); extern void natparsefile __P((int, char *, int)); extern void nat_setgroupmap __P((struct ipnat *)); extern int ntomask __P((int, int, u_32_t *)); extern u_32_t optname __P((char ***, u_short *, int)); extern struct frentry *parse __P((char *, int)); extern char *portname __P((int, int)); extern int portnum __P((char *, char *, u_short *, int)); extern int ports __P((char ***, char *, u_short *, int *, u_short *, int)); extern int pri_findname __P((char *)); extern char *pri_toname __P((int)); extern void print_toif __P((char *, struct frdest *)); extern void printaps __P((ap_session_t *, int)); extern void printbuf __P((char *, int, int)); extern void printfr __P((struct frentry *, ioctlfunc_t)); extern void printtunable __P((ipftune_t *)); extern struct iphtable_s *printhash __P((struct iphtable_s *, copyfunc_t, char *, int)); extern struct iphtent_s *printhashnode __P((struct iphtable_s *, struct iphtent_s *, copyfunc_t, int)); extern void printhostmask __P((int, u_32_t *, u_32_t *)); extern void printip __P((u_32_t *)); extern void printlog __P((struct frentry *)); extern void printlookup __P((i6addr_t *addr, i6addr_t *mask)); extern void printmask __P((u_32_t *)); extern void printpacket __P((struct ip *)); extern void printpacket6 __P((struct ip *)); extern struct ip_pool_s *printpool __P((struct ip_pool_s *, copyfunc_t, char *, int)); extern struct ip_pool_node *printpoolnode __P((struct ip_pool_node *, int)); extern void printproto __P((struct protoent *, int, struct ipnat *)); extern void printportcmp __P((int, struct frpcmp *)); extern void optprint __P((u_short *, u_long, u_long)); #ifdef USE_INET6 extern void optprintv6 __P((u_short *, u_long, u_long)); #endif extern int ratoi __P((char *, int *, int, int)); extern int ratoui __P((char *, u_int *, u_int, u_int)); extern int remove_hash __P((struct iphtable_s *, ioctlfunc_t)); extern int remove_hashnode __P((int, char *, struct iphtent_s *, ioctlfunc_t)); extern int remove_pool __P((ip_pool_t *, ioctlfunc_t)); extern int remove_poolnode __P((int, char *, ip_pool_node_t *, ioctlfunc_t)); extern u_char tcp_flags __P((char *, u_char *, int)); extern u_char tcpflags __P((char *)); extern int to_interface __P((struct frdest *, char *, int)); extern void printc __P((struct frentry *)); extern void printC __P((int)); extern void emit __P((int, int, void *, struct frentry *)); extern u_char secbit __P((int)); extern u_char seclevel __P((char *)); extern void printfraginfo __P((char *, struct ipfr *)); extern void printifname __P((char *, char *, void *)); extern char *hostname __P((int, void *)); extern struct ipstate *printstate __P((struct ipstate *, int, u_long)); extern void printsbuf __P((char *)); extern void printnat __P((struct ipnat *, int)); extern void printactivenat __P((struct nat *, int)); extern void printhostmap __P((struct hostmap *, u_int)); extern void printpacket __P((struct ip *)); extern void set_variable __P((char *, char *)); extern char *get_variable __P((char *, char **, int)); extern void resetlexer __P((void)); #if SOLARIS extern int gethostname __P((char *, int )); extern void sync __P((void)); #endif #endif /* __IPF_H__ */