4 * Copyright (C) 2012 by Darren Reed.
6 * See the IPFILTER.LICENCE file for details on licencing.
8 * @(#)ipf.h 1.12 6/5/96
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"
83 #include "netinet/ip_dstlist.h"
101 # if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || \
103 typedef u_int32_t u_32_t;
105 # if defined(__alpha__) || defined(__alpha) || defined(_LP64)
106 typedef unsigned int u_32_t;
109 typedef uint32_t u_32_t;
111 typedef unsigned int u_32_t;
114 # endif /* __NetBSD__ || __OpenBSD__ || __FreeBSD__ || __sgi */
117 #ifndef MAXHOSTNAMELEN
118 # define MAXHOSTNAMELEN 256
121 #define MAX_ICMPCODE 16
122 #define MAX_ICMPTYPE 19
124 #define PRINTF (void)printf
125 #define FPRINTF (void)fprintf
136 typedef struct alist_s {
137 struct alist_s *al_next;
144 #define al_addr al_i6addr.in4_addr
145 #define al_mask al_i6mask.in4_addr
150 typedef struct plist_s {
151 struct plist_s *pl_next;
173 typedef struct wordtab {
179 typedef struct namelist {
180 struct namelist *na_next;
186 typedef struct proxyrule {
187 struct proxyrule *pr_next;
190 namelist_t *pr_names;
195 #if defined(__NetBSD__) || defined(__OpenBSD__) || \
196 (_BSDI_VERSION >= 199701) || (__FreeBSD_version >= 300000) || \
197 SOLARIS || defined(__sgi) || defined(__osf__) || defined(linux)
199 typedef int (* ioctlfunc_t) __P((int, ioctlcmd_t, ...));
201 typedef int (* ioctlfunc_t) __P((dev_t, ioctlcmd_t, void *));
203 typedef int (* addfunc_t) __P((int, ioctlfunc_t, void *));
204 typedef int (* copyfunc_t) __P((void *, void *, size_t));
210 #if defined(sun) && !defined(__SVR4) && !defined(__svr4__)
211 extern int ioctl __P((int, int, void *));
214 extern char thishost[];
215 extern char flagset[];
216 extern u_char flags[];
217 extern struct ipopt_names ionames[];
218 extern struct ipopt_names secclass[];
219 extern char *icmpcodes[MAX_ICMPCODE + 1];
220 extern char *icmptypes[MAX_ICMPTYPE + 1];
221 extern int use_inet6;
223 extern int debuglevel;
224 extern struct ipopt_names v6ionames[];
225 extern icmptype_t icmptypelist[];
226 extern wordtab_t statefields[];
227 extern wordtab_t natfields[];
228 extern wordtab_t poolfields[];
231 extern int addicmp __P((char ***, struct frentry *, int));
232 extern int addipopt __P((char *, struct ipopt_names *, int, char *));
233 extern int addkeep __P((char ***, struct frentry *, int));
234 extern alist_t *alist_new __P((int, char *));
235 extern void alist_free __P((alist_t *));
236 extern void assigndefined __P((char *));
237 extern void binprint __P((void *, size_t));
238 extern u_32_t buildopts __P((char *, char *, int));
239 extern int checkrev __P((char *));
240 extern int connecttcp __P((char *, int));
241 extern int count6bits __P((u_32_t *));
242 extern int count4bits __P((u_32_t));
243 extern char *fac_toname __P((int));
244 extern int fac_findname __P((char *));
245 extern const char *familyname __P((const int));
246 extern void fill6bits __P((int, u_int *));
247 extern wordtab_t *findword __P((wordtab_t *, char *));
248 extern int ftov __P((int));
249 extern char *ipf_geterror __P((int, ioctlfunc_t *));
250 extern int genmask __P((int, char *, i6addr_t *));
251 extern int gethost __P((int, char *, i6addr_t *));
252 extern int geticmptype __P((int, char *));
253 extern int getport __P((struct frentry *, char *, u_short *, char *));
254 extern int getportproto __P((char *, int));
255 extern int getproto __P((char *));
256 extern char *getnattype __P((struct nat *));
257 extern char *getsumd __P((u_32_t));
258 extern u_32_t getoptbyname __P((char *));
259 extern u_32_t getoptbyvalue __P((int));
260 extern u_32_t getv6optbyname __P((char *));
261 extern u_32_t getv6optbyvalue __P((int));
262 extern char *icmptypename __P((int, int));
263 extern void initparse __P((void));
264 extern void ipf_dotuning __P((int, char *, ioctlfunc_t));
265 extern int ipf_addrule __P((int, ioctlfunc_t, void *));
266 extern void ipf_mutex_clean __P((void));
267 extern int ipf_parsefile __P((int, addfunc_t, ioctlfunc_t *, char *));
268 extern int ipf_parsesome __P((int, addfunc_t, ioctlfunc_t *, FILE *));
269 extern void ipf_perror __P((int, char *));
270 extern int ipf_perror_fd __P(( int, ioctlfunc_t, char *));
271 extern void ipf_rwlock_clean __P((void));
272 extern char *ipf_strerror __P((int));
273 extern void ipferror __P((int, char *));
274 extern int ipmon_parsefile __P((char *));
275 extern int ipmon_parsesome __P((FILE *));
276 extern int ipnat_addrule __P((int, ioctlfunc_t, void *));
277 extern int ipnat_parsefile __P((int, addfunc_t, ioctlfunc_t, char *));
278 extern int ipnat_parsesome __P((int, addfunc_t, ioctlfunc_t, FILE *));
279 extern int ippool_parsefile __P((int, char *, ioctlfunc_t));
280 extern int ippool_parsesome __P((int, FILE *, ioctlfunc_t));
281 extern int kmemcpywrap __P((void *, void *, size_t));
282 extern char *kvatoname __P((ipfunc_t, ioctlfunc_t));
283 extern int load_dstlist __P((struct ippool_dst *, ioctlfunc_t,
285 extern int load_dstlistnode __P((int, char *, struct ipf_dstnode *,
287 extern alist_t *load_file __P((char *));
288 extern int load_hash __P((struct iphtable_s *, struct iphtent_s *,
290 extern int load_hashnode __P((int, char *, struct iphtent_s *, int,
292 extern alist_t *load_http __P((char *));
293 extern int load_pool __P((struct ip_pool_s *list, ioctlfunc_t));
294 extern int load_poolnode __P((int, char *, ip_pool_node_t *, int, ioctlfunc_t));
295 extern alist_t *load_url __P((char *));
296 extern alist_t *make_range __P((int, struct in_addr, struct in_addr));
297 extern void mb_hexdump __P((mb_t *, FILE *));
298 extern ipfunc_t nametokva __P((char *, ioctlfunc_t));
299 extern void nat_setgroupmap __P((struct ipnat *));
300 extern int ntomask __P((int, int, u_32_t *));
301 extern u_32_t optname __P((char ***, u_short *, int));
302 extern wordtab_t *parsefields __P((wordtab_t *, char *));
303 extern int *parseipfexpr __P((char *, char **));
304 extern int parsewhoisline __P((char *, addrfamily_t *, addrfamily_t *));
305 extern void pool_close __P((void));
306 extern int pool_fd __P((void));
307 extern int pool_ioctl __P((ioctlfunc_t, ioctlcmd_t, void *));
308 extern int pool_open __P((void));
309 extern char *portname __P((int, int));
310 extern int pri_findname __P((char *));
311 extern char *pri_toname __P((int));
312 extern void print_toif __P((int, char *, char *, struct frdest *));
313 extern void printaps __P((ap_session_t *, int, int));
314 extern void printaddr __P((int, int, char *, int, u_32_t *, u_32_t *));
315 extern void printbuf __P((char *, int, int));
316 extern void printfieldhdr __P((wordtab_t *, wordtab_t *));
317 extern void printfr __P((struct frentry *, ioctlfunc_t));
318 extern struct iphtable_s *printhash __P((struct iphtable_s *, copyfunc_t,
319 char *, int, wordtab_t *));
320 extern struct iphtable_s *printhash_live __P((iphtable_t *, int, char *,
322 extern ippool_dst_t *printdstl_live __P((ippool_dst_t *, int, char *,
324 extern void printhashdata __P((iphtable_t *, int));
325 extern struct iphtent_s *printhashnode __P((struct iphtable_s *,
327 copyfunc_t, int, wordtab_t *));
328 extern void printhost __P((int, u_32_t *));
329 extern void printhostmask __P((int, u_32_t *, u_32_t *));
330 extern void printip __P((int, u_32_t *));
331 extern void printlog __P((struct frentry *));
332 extern void printlookup __P((char *, i6addr_t *addr, i6addr_t *mask));
333 extern void printmask __P((int, u_32_t *));
334 extern void printnataddr __P((int, char *, nat_addr_t *, int));
335 extern void printnatfield __P((nat_t *, int));
336 extern void printnatside __P((char *, nat_stat_side_t *));
337 extern void printpacket __P((int, mb_t *));
338 extern void printpacket6 __P((int, mb_t *));
339 extern struct ippool_dst *printdstlist __P((struct ippool_dst *, copyfunc_t,
340 char *, int, ipf_dstnode_t *,
342 extern void printdstlistdata __P((ippool_dst_t *, int));
343 extern ipf_dstnode_t *printdstlistnode __P((ipf_dstnode_t *, copyfunc_t,
345 extern void printdstlistpolicy __P((ippool_policy_t));
346 extern struct ip_pool_s *printpool __P((struct ip_pool_s *, copyfunc_t,
347 char *, int, wordtab_t *));
348 extern struct ip_pool_s *printpool_live __P((struct ip_pool_s *, int,
349 char *, int, wordtab_t *));
350 extern void printpooldata __P((ip_pool_t *, int));
351 extern void printpoolfield __P((void *, int, int));
352 extern struct ip_pool_node *printpoolnode __P((struct ip_pool_node *,
354 extern void printproto __P((struct protoent *, int, struct ipnat *));
355 extern void printportcmp __P((int, struct frpcmp *));
356 extern void printstatefield __P((ipstate_t *, int));
357 extern void printtqtable __P((ipftq_t *));
358 extern void printtunable __P((ipftune_t *));
359 extern void printunit __P((int));
360 extern void optprint __P((u_short *, u_long, u_long));
362 extern void optprintv6 __P((u_short *, u_long, u_long));
364 extern int remove_hash __P((struct iphtable_s *, ioctlfunc_t));
365 extern int remove_hashnode __P((int, char *, struct iphtent_s *, ioctlfunc_t));
366 extern int remove_pool __P((ip_pool_t *, ioctlfunc_t));
367 extern int remove_poolnode __P((int, char *, ip_pool_node_t *, ioctlfunc_t));
368 extern u_char tcpflags __P((char *));
369 extern void printc __P((struct frentry *));
370 extern void printC __P((int));
371 extern void emit __P((int, int, void *, struct frentry *));
372 extern u_char secbit __P((int));
373 extern u_char seclevel __P((char *));
374 extern void printfraginfo __P((char *, struct ipfr *));
375 extern void printifname __P((char *, char *, void *));
376 extern char *hostname __P((int, void *));
377 extern struct ipstate *printstate __P((struct ipstate *, int, u_long));
378 extern void printsbuf __P((char *));
379 extern void printnat __P((struct ipnat *, int));
380 extern void printactiveaddress __P((int, char *, i6addr_t *, char *));
381 extern void printactivenat __P((struct nat *, int, u_long));
382 extern void printhostmap __P((struct hostmap *, u_int));
383 extern void printtcpflags __P((u_32_t, u_32_t));
384 extern void printipfexpr __P((int *));
385 extern void printstatefield __P((ipstate_t *, int));
386 extern void printstatefieldhdr __P((int));
387 extern int sendtrap_v1_0 __P((int, char *, char *, int, time_t));
388 extern int sendtrap_v2_0 __P((int, char *, char *, int));
389 extern int vtof __P((int));
391 extern void set_variable __P((char *, char *));
392 extern char *get_variable __P((char *, char **, int));
393 extern void resetlexer __P((void));
395 extern void debug __P((int, char *, ...));
396 extern void verbose __P((int, char *, ...));
397 extern void ipfkdebug __P((char *, ...));
398 extern void ipfkverbose __P((char *, ...));
401 extern int gethostname __P((char *, int ));
402 extern void sync __P((void));
405 #endif /* __IPF_H__ */