2 * firewall3 - 3rd OpenWrt UCI firewall implementation
4 * Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19 #ifndef __FW3_OPTIONS_H
20 #define __FW3_OPTIONS_H
33 #include <arpa/inet.h>
34 #include <sys/socket.h>
35 #include <netinet/in.h>
36 #include <netinet/ether.h>
42 #include <libubox/list.h>
43 #include <libubox/utils.h>
45 #include "icmp_codes.h"
66 FW3_TARGET_UNSPEC
= 0,
67 FW3_TARGET_ACCEPT
= 6,
68 FW3_TARGET_REJECT
= 7,
70 FW3_TARGET_NOTRACK
= 9,
77 FW3_DEFAULT_UNSPEC
= 0,
78 FW3_DEFAULT_CUSTOM_CHAINS
= 12,
79 FW3_DEFAULT_SYN_FLOOD
= 13,
80 FW3_DEFAULT_MTU_FIX
= 14,
81 FW3_DEFAULT_DROP_INVALID
= 15,
84 extern const char *fw3_flag_names
[FW3_DEFAULT_DROP_INVALID
+ 1];
89 FW3_LIMIT_UNIT_SECOND
= 0,
90 FW3_LIMIT_UNIT_MINUTE
= 1,
91 FW3_LIMIT_UNIT_HOUR
= 2,
92 FW3_LIMIT_UNIT_DAY
= 3,
97 FW3_IPSET_METHOD_UNSPEC
= 0,
98 FW3_IPSET_METHOD_BITMAP
= 1,
99 FW3_IPSET_METHOD_HASH
= 2,
100 FW3_IPSET_METHOD_LIST
= 3,
105 FW3_IPSET_TYPE_UNSPEC
= 0,
106 FW3_IPSET_TYPE_IP
= 1,
107 FW3_IPSET_TYPE_PORT
= 2,
108 FW3_IPSET_TYPE_MAC
= 3,
109 FW3_IPSET_TYPE_NET
= 4,
110 FW3_IPSET_TYPE_SET
= 5,
113 struct fw3_ipset_datatype
115 struct list_head list
;
116 enum fw3_ipset_type type
;
122 struct list_head list
;
132 struct list_head list
;
137 enum fw3_family family
;
142 struct ether_addr mac
;
147 struct ether_addr mac
;
153 struct list_head list
;
157 struct ether_addr mac
;
162 struct list_head list
;
171 struct list_head list
;
181 struct list_head list
;
184 enum fw3_family family
;
198 enum fw3_limit_unit unit
;
208 uint32_t monthdays
; /* bit 0 is invert + 1 .. 31 */
209 uint8_t weekdays
; /* bit 0 is invert + 1 .. 7 */
214 enum fw3_target policy_input
;
215 enum fw3_target policy_output
;
216 enum fw3_target policy_forward
;
221 struct fw3_limit syn_flood_rate
;
226 bool tcp_window_scaling
;
228 bool accept_redirects
;
229 bool accept_source_route
;
240 struct list_head list
;
241 struct list_head running_list
;
245 enum fw3_family family
;
247 enum fw3_target policy_input
;
248 enum fw3_target policy_output
;
249 enum fw3_target policy_forward
;
251 struct list_head networks
;
252 struct list_head devices
;
253 struct list_head subnets
;
255 const char *extra_src
;
256 const char *extra_dest
;
259 struct list_head masq_src
;
260 struct list_head masq_dest
;
266 struct fw3_limit log_limit
;
276 struct list_head list
;
280 enum fw3_family family
;
282 struct fw3_zone
*_src
;
283 struct fw3_zone
*_dest
;
285 struct fw3_device src
;
286 struct fw3_device dest
;
288 struct fw3_ipset
*_ipset
;
289 struct fw3_device ipset
;
291 struct list_head proto
;
293 struct list_head ip_src
;
294 struct list_head mac_src
;
295 struct list_head port_src
;
297 struct list_head ip_dest
;
298 struct list_head port_dest
;
300 struct list_head icmp_type
;
302 struct fw3_limit limit
;
303 struct fw3_time time
;
305 enum fw3_target target
;
312 struct list_head list
;
316 enum fw3_family family
;
318 struct fw3_zone
*_src
;
319 struct fw3_zone
*_dest
;
321 struct fw3_device src
;
322 struct fw3_device dest
;
324 struct fw3_ipset
*_ipset
;
325 struct fw3_device ipset
;
327 struct list_head proto
;
329 struct fw3_address ip_src
;
330 struct list_head mac_src
;
331 struct fw3_port port_src
;
333 struct fw3_address ip_dest
;
334 struct fw3_port port_dest
;
336 struct fw3_address ip_redir
;
337 struct fw3_port port_redir
;
339 struct fw3_time time
;
341 enum fw3_target target
;
350 struct list_head list
;
354 enum fw3_family family
;
356 struct fw3_zone
*_src
;
357 struct fw3_zone
*_dest
;
359 struct fw3_device src
;
360 struct fw3_device dest
;
365 struct list_head list
;
366 struct list_head running_list
;
369 enum fw3_family family
;
371 enum fw3_ipset_method method
;
372 struct list_head datatypes
;
374 struct fw3_address iprange
;
375 struct fw3_port portrange
;
383 const char *external
;
390 struct uci_context
*uci
;
391 struct fw3_defaults defaults
;
392 struct list_head zones
;
393 struct list_head rules
;
394 struct list_head redirects
;
395 struct list_head forwards
;
396 struct list_head ipsets
;
398 struct fw3_defaults running_defaults
;
399 struct list_head running_zones
;
400 struct list_head running_ipsets
;
410 bool (*parse
)(void *, const char *);
415 #define FW3_OPT(name, parse, structure, member) \
416 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
418 #define FW3_LIST(name, parse, structure, member) \
419 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
420 sizeof(struct fw3_##structure) }
423 bool fw3_parse_bool(void *ptr
, const char *val
);
424 bool fw3_parse_int(void *ptr
, const char *val
);
425 bool fw3_parse_string(void *ptr
, const char *val
);
426 bool fw3_parse_target(void *ptr
, const char *val
);
427 bool fw3_parse_limit(void *ptr
, const char *val
);
428 bool fw3_parse_device(void *ptr
, const char *val
);
429 bool fw3_parse_address(void *ptr
, const char *val
);
430 bool fw3_parse_mac(void *ptr
, const char *val
);
431 bool fw3_parse_port(void *ptr
, const char *val
);
432 bool fw3_parse_family(void *ptr
, const char *val
);
433 bool fw3_parse_icmptype(void *ptr
, const char *val
);
434 bool fw3_parse_protocol(void *ptr
, const char *val
);
436 bool fw3_parse_ipset_method(void *ptr
, const char *val
);
437 bool fw3_parse_ipset_datatype(void *ptr
, const char *val
);
439 bool fw3_parse_date(void *ptr
, const char *val
);
440 bool fw3_parse_time(void *ptr
, const char *val
);
441 bool fw3_parse_weekdays(void *ptr
, const char *val
);
442 bool fw3_parse_monthdays(void *ptr
, const char *val
);
444 void fw3_parse_options(void *s
, const struct fw3_option
*opts
,
445 struct uci_section
*section
);
447 void fw3_format_in_out(struct fw3_device
*in
, struct fw3_device
*out
);
448 void fw3_format_src_dest(struct fw3_address
*src
, struct fw3_address
*dest
);
449 void fw3_format_sport_dport(struct fw3_port
*sp
, struct fw3_port
*dp
);
450 void fw3_format_mac(struct fw3_mac
*mac
);
451 void fw3_format_protocol(struct fw3_protocol
*proto
, enum fw3_family family
);
452 void fw3_format_icmptype(struct fw3_icmptype
*icmp
, enum fw3_family family
);
453 void fw3_format_limit(struct fw3_limit
*limit
);
454 void fw3_format_ipset(struct fw3_ipset
*ipset
, bool invert
);
455 void fw3_format_time(struct fw3_time
*time
);
457 void __fw3_format_comment(const char *comment
, ...);
458 #define fw3_format_comment(...) __fw3_format_comment(__VA_ARGS__, NULL)
460 void fw3_format_extra(const char *extra
);