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,
73 FW3_TARGET_CUSTOM_CNS_V4
= 12,
74 FW3_TARGET_CUSTOM_CNS_V6
= 13,
79 FW3_DEFAULT_UNSPEC
= 0,
80 FW3_DEFAULT_CUSTOM_CHAINS
= 14,
81 FW3_DEFAULT_SYN_FLOOD
= 15,
82 FW3_DEFAULT_MTU_FIX
= 16,
83 FW3_DEFAULT_DROP_INVALID
= 17,
86 extern const char *fw3_flag_names
[FW3_DEFAULT_DROP_INVALID
+ 1];
91 FW3_LIMIT_UNIT_SECOND
= 0,
92 FW3_LIMIT_UNIT_MINUTE
= 1,
93 FW3_LIMIT_UNIT_HOUR
= 2,
94 FW3_LIMIT_UNIT_DAY
= 3,
99 FW3_IPSET_METHOD_UNSPEC
= 0,
100 FW3_IPSET_METHOD_BITMAP
= 1,
101 FW3_IPSET_METHOD_HASH
= 2,
102 FW3_IPSET_METHOD_LIST
= 3,
107 FW3_IPSET_TYPE_UNSPEC
= 0,
108 FW3_IPSET_TYPE_IP
= 1,
109 FW3_IPSET_TYPE_PORT
= 2,
110 FW3_IPSET_TYPE_MAC
= 3,
111 FW3_IPSET_TYPE_NET
= 4,
112 FW3_IPSET_TYPE_SET
= 5,
115 enum fw3_include_type
117 FW3_INC_TYPE_SCRIPT
= 0,
118 FW3_INC_TYPE_RESTORE
= 1,
121 struct fw3_ipset_datatype
123 struct list_head list
;
124 enum fw3_ipset_type type
;
130 struct list_head list
;
140 struct list_head list
;
145 enum fw3_family family
;
150 struct ether_addr mac
;
155 struct ether_addr mac
;
161 struct list_head list
;
165 struct ether_addr mac
;
170 struct list_head list
;
179 struct list_head list
;
189 struct list_head list
;
192 enum fw3_family family
;
206 enum fw3_limit_unit unit
;
216 uint32_t monthdays
; /* bit 0 is invert + 1 .. 31 */
217 uint8_t weekdays
; /* bit 0 is invert + 1 .. 7 */
222 enum fw3_target policy_input
;
223 enum fw3_target policy_output
;
224 enum fw3_target policy_forward
;
229 struct fw3_limit syn_flood_rate
;
233 bool tcp_window_scaling
;
235 bool accept_redirects
;
236 bool accept_source_route
;
247 struct list_head list
;
248 struct list_head running_list
;
253 enum fw3_family family
;
255 enum fw3_target policy_input
;
256 enum fw3_target policy_output
;
257 enum fw3_target policy_forward
;
259 struct list_head networks
;
260 struct list_head devices
;
261 struct list_head subnets
;
263 const char *extra_src
;
264 const char *extra_dest
;
267 struct list_head masq_src
;
268 struct list_head masq_dest
;
274 struct fw3_limit log_limit
;
281 uint32_t running_src_flags
;
282 uint32_t running_dst_flags
;
287 struct list_head list
;
292 enum fw3_family family
;
294 struct fw3_zone
*_src
;
295 struct fw3_zone
*_dest
;
297 struct fw3_device src
;
298 struct fw3_device dest
;
300 struct fw3_ipset
*_ipset
;
301 struct fw3_device ipset
;
303 struct list_head proto
;
305 struct list_head ip_src
;
306 struct list_head mac_src
;
307 struct list_head port_src
;
309 struct list_head ip_dest
;
310 struct list_head port_dest
;
312 struct list_head icmp_type
;
314 struct fw3_limit limit
;
315 struct fw3_time time
;
317 enum fw3_target target
;
324 struct list_head list
;
329 enum fw3_family family
;
331 struct fw3_zone
*_src
;
332 struct fw3_zone
*_dest
;
334 struct fw3_device src
;
335 struct fw3_device dest
;
337 struct fw3_ipset
*_ipset
;
338 struct fw3_device ipset
;
340 struct list_head proto
;
342 struct fw3_address ip_src
;
343 struct list_head mac_src
;
344 struct fw3_port port_src
;
346 struct fw3_address ip_dest
;
347 struct fw3_port port_dest
;
349 struct fw3_address ip_redir
;
350 struct fw3_port port_redir
;
352 struct fw3_time time
;
354 enum fw3_target target
;
363 struct list_head list
;
368 enum fw3_family family
;
370 struct fw3_zone
*_src
;
371 struct fw3_zone
*_dest
;
373 struct fw3_device src
;
374 struct fw3_device dest
;
379 struct list_head list
;
380 struct list_head running_list
;
384 enum fw3_family family
;
386 enum fw3_ipset_method method
;
387 struct list_head datatypes
;
389 struct fw3_address iprange
;
390 struct fw3_port portrange
;
398 const char *external
;
405 struct list_head list
;
406 struct list_head running_list
;
410 enum fw3_family family
;
413 enum fw3_include_type type
;
418 struct uci_context
*uci
;
419 struct fw3_defaults defaults
;
420 struct list_head zones
;
421 struct list_head rules
;
422 struct list_head redirects
;
423 struct list_head forwards
;
424 struct list_head ipsets
;
425 struct list_head includes
;
427 struct fw3_defaults running_defaults
;
428 struct list_head running_zones
;
429 struct list_head running_ipsets
;
439 bool (*parse
)(void *, const char *);
444 #define FW3_OPT(name, parse, structure, member) \
445 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
447 #define FW3_LIST(name, parse, structure, member) \
448 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
449 sizeof(struct fw3_##structure) }
452 bool fw3_parse_bool(void *ptr
, const char *val
);
453 bool fw3_parse_int(void *ptr
, const char *val
);
454 bool fw3_parse_string(void *ptr
, const char *val
);
455 bool fw3_parse_target(void *ptr
, const char *val
);
456 bool fw3_parse_limit(void *ptr
, const char *val
);
457 bool fw3_parse_device(void *ptr
, const char *val
);
458 bool fw3_parse_address(void *ptr
, const char *val
);
459 bool fw3_parse_mac(void *ptr
, const char *val
);
460 bool fw3_parse_port(void *ptr
, const char *val
);
461 bool fw3_parse_family(void *ptr
, const char *val
);
462 bool fw3_parse_icmptype(void *ptr
, const char *val
);
463 bool fw3_parse_protocol(void *ptr
, const char *val
);
465 bool fw3_parse_ipset_method(void *ptr
, const char *val
);
466 bool fw3_parse_ipset_datatype(void *ptr
, const char *val
);
468 bool fw3_parse_include_type(void *ptr
, const char *val
);
470 bool fw3_parse_date(void *ptr
, const char *val
);
471 bool fw3_parse_time(void *ptr
, const char *val
);
472 bool fw3_parse_weekdays(void *ptr
, const char *val
);
473 bool fw3_parse_monthdays(void *ptr
, const char *val
);
475 void fw3_parse_options(void *s
, const struct fw3_option
*opts
,
476 struct uci_section
*section
);
478 void fw3_format_in_out(struct fw3_device
*in
, struct fw3_device
*out
);
479 void fw3_format_src_dest(struct fw3_address
*src
, struct fw3_address
*dest
);
480 void fw3_format_sport_dport(struct fw3_port
*sp
, struct fw3_port
*dp
);
481 void fw3_format_mac(struct fw3_mac
*mac
);
482 void fw3_format_protocol(struct fw3_protocol
*proto
, enum fw3_family family
);
483 void fw3_format_icmptype(struct fw3_icmptype
*icmp
, enum fw3_family family
);
484 void fw3_format_limit(struct fw3_limit
*limit
);
485 void fw3_format_ipset(struct fw3_ipset
*ipset
, bool invert
);
486 void fw3_format_time(struct fw3_time
*time
);
488 void __fw3_format_comment(const char *comment
, ...);
489 #define fw3_format_comment(...) __fw3_format_comment(__VA_ARGS__, NULL)
491 void fw3_format_extra(const char *extra
);