4 * Copyright (C) 1993-2001, 2003 by Darren Reed.
6 * See the IPFILTER.LICENCE file for details on licencing.
8 * @(#)ipf.h 1.12 6/5/96
9 * Id: ipf.h,v 2.71.2.6 2005/02/21 05:05:29 darrenr Exp
16 # define radix_mask ipf_radix_mask
17 # define radix_node ipf_radix_node
18 # define radix_node_head ipf_radix_node_head
21 #include <sys/param.h>
22 #include <sys/types.h>
25 * This is a workaround for <sys/uio.h> troubles on FreeBSD, HPUX, OpenBSD.
26 * Needed here because on some systems <sys/uio.h> gets included by things
43 #include <sys/socket.h>
45 #if __FreeBSD_version >= 300000
46 # include <net/if_var.h>
48 #include <netinet/in.h>
49 #include <netinet/in_systm.h>
50 #include <netinet/ip.h>
51 #include <netinet/ip_icmp.h>
52 #ifndef TCP_PAWS_IDLE /* IRIX */
53 # include <netinet/tcp.h>
55 #include <netinet/udp.h>
57 #include <arpa/inet.h>
65 #if !defined(__SVR4) && !defined(__svr4__) && defined(sun)
71 #include "netinet/ip_compat.h"
72 #include "netinet/ip_fil.h"
73 #include "netinet/ip_nat.h"
74 #include "netinet/ip_frag.h"
75 #include "netinet/ip_state.h"
76 #include "netinet/ip_proxy.h"
77 #include "netinet/ip_auth.h"
78 #include "netinet/ip_lookup.h"
79 #include "netinet/ip_pool.h"
80 #include "netinet/ip_scan.h"
81 #include "netinet/ip_htable.h"
82 #include "netinet/ip_sync.h"
100 # if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \
102 typedef u_int32_t u_32_t;
104 # if defined(__alpha__) || defined(__alpha) || defined(_LP64)
105 typedef unsigned int u_32_t;
108 typedef uint32_t u_32_t;
110 typedef unsigned int u_32_t;
113 # endif /* __NetBSD__ || __OpenBSD__ || __FreeBSD__ || __sgi */
116 #ifndef MAXHOSTNAMELEN
117 # define MAXHOSTNAMELEN 256
120 #define MAX_ICMPCODE 16
121 #define MAX_ICMPTYPE 19
132 typedef struct alist_s {
133 struct alist_s *al_next;
139 #define al_addr al_i6addr.in4_addr
140 #define al_mask al_i6mask.in4_addr
153 #if defined(__NetBSD__) || defined(__OpenBSD__) || \
154 (_BSDI_VERSION >= 199701) || (__FreeBSD_version >= 300000) || \
155 SOLARIS || defined(__sgi) || defined(__osf__) || defined(linux)
157 typedef int (* ioctlfunc_t) __P((int, ioctlcmd_t, ...));
159 typedef int (* ioctlfunc_t) __P((dev_t, ioctlcmd_t, void *));
161 typedef void (* addfunc_t) __P((int, ioctlfunc_t, void *));
162 typedef int (* copyfunc_t) __P((void *, void *, size_t));
168 #if defined(sun) && !defined(__SVR4) && !defined(__svr4__)
169 extern int ioctl __P((int, int, void *));
172 extern char thishost[];
173 extern char flagset[];
174 extern u_char flags[];
175 extern struct ipopt_names ionames[];
176 extern struct ipopt_names secclass[];
177 extern char *icmpcodes[MAX_ICMPCODE + 1];
178 extern char *icmptypes[MAX_ICMPTYPE + 1];
179 extern int use_inet6;
181 extern struct ipopt_names v6ionames[];
184 extern int addicmp __P((char ***, struct frentry *, int));
185 extern int addipopt __P((char *, struct ipopt_names *, int, char *));
186 extern int addkeep __P((char ***, struct frentry *, int));
187 extern int bcopywrap __P((void *, void *, size_t));
188 extern void binprint __P((void *, size_t));
189 extern void initparse __P((void));
190 extern u_32_t buildopts __P((char *, char *, int));
191 extern int checkrev __P((char *));
192 extern int count6bits __P((u_32_t *));
193 extern int count4bits __P((u_32_t));
194 extern int extras __P((char ***, struct frentry *, int));
195 extern char *fac_toname __P((int));
196 extern int fac_findname __P((char *));
197 extern void fill6bits __P((int, u_int *));
198 extern int gethost __P((char *, u_32_t *));
199 extern int getport __P((struct frentry *, char *, u_short *));
200 extern int getportproto __P((char *, int));
201 extern int getproto __P((char *));
202 extern char *getline __P((char *, size_t, FILE *, int *));
203 extern int genmask __P((char *, u_32_t *));
204 extern char *getnattype __P((struct ipnat *));
205 extern char *getsumd __P((u_32_t));
206 extern u_32_t getoptbyname __P((char *));
207 extern u_32_t getoptbyvalue __P((int));
208 extern u_32_t getv6optbyname __P((char *));
209 extern u_32_t getv6optbyvalue __P((int));
210 extern void hexdump __P((FILE *, void *, int, int));
211 extern int hostmask __P((char ***, char *, char *, u_32_t *, u_32_t *, int));
212 extern int hostnum __P((u_32_t *, char *, int, char *));
213 extern int icmpcode __P((char *));
214 extern int icmpidnum __P((char *, u_short *, int));
215 extern void initparse __P((void));
216 extern void ipf_dotuning __P((int, char *, ioctlfunc_t));
217 extern void ipf_addrule __P((int, ioctlfunc_t, void *));
218 extern int ipf_parsefile __P((int, addfunc_t, ioctlfunc_t *, char *));
219 extern int ipf_parsesome __P((int, addfunc_t, ioctlfunc_t *, FILE *));
220 extern int ipmon_parsefile __P((char *));
221 extern int ipmon_parsesome __P((FILE *));
222 extern void ipnat_addrule __P((int, ioctlfunc_t, void *));
223 extern int ipnat_parsefile __P((int, addfunc_t, ioctlfunc_t, char *));
224 extern int ipnat_parsesome __P((int, addfunc_t, ioctlfunc_t, FILE *));
225 extern int ippool_parsefile __P((int, char *, ioctlfunc_t));
226 extern int ippool_parsesome __P((int, FILE *, ioctlfunc_t));
227 extern int kmemcpywrap __P((void *, void *, size_t));
228 extern char *kvatoname __P((ipfunc_t, ioctlfunc_t));
229 extern int load_hash __P((struct iphtable_s *, struct iphtent_s *,
231 extern int load_hashnode __P((int, char *, struct iphtent_s *, ioctlfunc_t));
232 extern int load_pool __P((struct ip_pool_s *list, ioctlfunc_t));
233 extern int load_poolnode __P((int, char *, ip_pool_node_t *, ioctlfunc_t));
234 extern int loglevel __P((char **, u_int *, int));
235 extern alist_t *make_range __P((int, struct in_addr, struct in_addr));
236 extern ipfunc_t nametokva __P((char *, ioctlfunc_t));
237 extern ipnat_t *natparse __P((char *, int));
238 extern void natparsefile __P((int, char *, int));
239 extern void nat_setgroupmap __P((struct ipnat *));
240 extern int ntomask __P((int, int, u_32_t *));
241 extern u_32_t optname __P((char ***, u_short *, int));
242 extern struct frentry *parse __P((char *, int));
243 extern char *portname __P((int, int));
244 extern int portnum __P((char *, char *, u_short *, int));
245 extern int ports __P((char ***, char *, u_short *, int *, u_short *, int));
246 extern int pri_findname __P((char *));
247 extern char *pri_toname __P((int));
248 extern void print_toif __P((char *, struct frdest *));
249 extern void printaps __P((ap_session_t *, int));
250 extern void printbuf __P((char *, int, int));
251 extern void printfr __P((struct frentry *, ioctlfunc_t));
252 extern void printtunable __P((ipftune_t *));
253 extern struct iphtable_s *printhash __P((struct iphtable_s *, copyfunc_t,
255 extern struct iphtent_s *printhashnode __P((struct iphtable_s *,
258 extern void printhostmask __P((int, u_32_t *, u_32_t *));
259 extern void printip __P((u_32_t *));
260 extern void printlog __P((struct frentry *));
261 extern void printlookup __P((i6addr_t *addr, i6addr_t *mask));
262 extern void printmask __P((u_32_t *));
263 extern void printpacket __P((struct ip *));
264 extern void printpacket6 __P((struct ip *));
265 extern struct ip_pool_s *printpool __P((struct ip_pool_s *, copyfunc_t,
267 extern struct ip_pool_node *printpoolnode __P((struct ip_pool_node *, int));
268 extern void printportcmp __P((int, struct frpcmp *));
269 extern void optprint __P((u_short *, u_long, u_long));
271 extern void optprintv6 __P((u_short *, u_long, u_long));
273 extern int ratoi __P((char *, int *, int, int));
274 extern int ratoui __P((char *, u_int *, u_int, u_int));
275 extern int remove_hash __P((struct iphtable_s *, ioctlfunc_t));
276 extern int remove_hashnode __P((int, char *, struct iphtent_s *, ioctlfunc_t));
277 extern int remove_pool __P((ip_pool_t *, ioctlfunc_t));
278 extern int remove_poolnode __P((int, char *, ip_pool_node_t *, ioctlfunc_t));
279 extern u_char tcp_flags __P((char *, u_char *, int));
280 extern u_char tcpflags __P((char *));
281 extern int to_interface __P((struct frdest *, char *, int));
282 extern void printc __P((struct frentry *));
283 extern void printC __P((int));
284 extern void emit __P((int, int, void *, struct frentry *));
285 extern u_char secbit __P((int));
286 extern u_char seclevel __P((char *));
287 extern void printfraginfo __P((char *, struct ipfr *));
288 extern void printifname __P((char *, char *, void *));
289 extern char *hostname __P((int, void *));
290 extern struct ipstate *printstate __P((struct ipstate *, int, u_long));
291 extern void printsbuf __P((char *));
292 extern void printnat __P((struct ipnat *, int));
293 extern void printactivenat __P((struct nat *, int));
294 extern void printhostmap __P((struct hostmap *, u_int));
295 extern void printpacket __P((struct ip *));
297 extern void set_variable __P((char *, char *));
298 extern char *get_variable __P((char *, char **, int));
299 extern void resetlexer __P((void));
302 extern int gethostname __P((char *, int ));
303 extern void sync __P((void));
306 #endif /* __IPF_H__ */