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"
74 FW3_FLAG_SRC_ACCEPT = 13,
75 FW3_FLAG_SRC_REJECT = 14,
76 FW3_FLAG_SRC_DROP = 15,
77 FW3_FLAG_CUSTOM_CHAINS = 16,
78 FW3_FLAG_SYN_FLOOD = 17,
79 FW3_FLAG_MTU_FIX = 18,
80 FW3_FLAG_DROP_INVALID = 19,
81 FW3_FLAG_HOTPLUG = 20,
86 extern const char *fw3_flag_names[__FW3_FLAG_MAX];
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 extern const char *fw3_limit_units[__FW3_LIMIT_UNIT_MAX];
102 enum fw3_ipset_method
104 FW3_IPSET_METHOD_UNSPEC = 0,
105 FW3_IPSET_METHOD_BITMAP = 1,
106 FW3_IPSET_METHOD_HASH = 2,
107 FW3_IPSET_METHOD_LIST = 3,
109 __FW3_IPSET_METHOD_MAX
114 FW3_IPSET_TYPE_UNSPEC = 0,
115 FW3_IPSET_TYPE_IP = 1,
116 FW3_IPSET_TYPE_PORT = 2,
117 FW3_IPSET_TYPE_MAC = 3,
118 FW3_IPSET_TYPE_NET = 4,
119 FW3_IPSET_TYPE_SET = 5,
124 extern const char *fw3_ipset_method_names[__FW3_IPSET_METHOD_MAX];
125 extern const char *fw3_ipset_type_names[__FW3_IPSET_TYPE_MAX];
128 enum fw3_include_type
130 FW3_INC_TYPE_SCRIPT = 0,
131 FW3_INC_TYPE_RESTORE = 1,
134 enum fw3_reflection_source
136 FW3_REFLECTION_INTERNAL = 0,
137 FW3_REFLECTION_EXTERNAL = 1,
140 struct fw3_ipset_datatype
142 struct list_head list;
143 enum fw3_ipset_type type;
149 struct list_head list;
160 struct list_head list;
166 enum fw3_family family;
171 struct ether_addr mac;
176 struct ether_addr mac;
182 struct list_head list;
186 struct ether_addr mac;
191 struct list_head list;
200 struct list_head list;
210 struct list_head list;
213 enum fw3_family family;
227 enum fw3_limit_unit unit;
237 uint32_t monthdays; /* bit 0 is invert + 1 .. 31 */
238 uint8_t weekdays; /* bit 0 is invert + 1 .. 7 */
251 enum fw3_flag policy_input;
252 enum fw3_flag policy_output;
253 enum fw3_flag policy_forward;
258 struct fw3_limit syn_flood_rate;
262 bool tcp_window_scaling;
264 bool accept_redirects;
265 bool accept_source_route;
276 struct list_head list;
281 enum fw3_family family;
283 enum fw3_flag policy_input;
284 enum fw3_flag policy_output;
285 enum fw3_flag policy_forward;
287 struct list_head networks;
288 struct list_head devices;
289 struct list_head subnets;
291 const char *extra_src;
292 const char *extra_dest;
295 struct list_head masq_src;
296 struct list_head masq_dest;
302 struct fw3_limit log_limit;
311 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 list_head ip_src;
330 struct list_head mac_src;
331 struct list_head port_src;
333 struct list_head ip_dest;
334 struct list_head port_dest;
336 struct list_head icmp_type;
338 struct fw3_limit limit;
339 struct fw3_time time;
340 struct fw3_mark mark;
342 enum fw3_flag target;
343 struct fw3_mark set_mark;
344 struct fw3_mark set_xmark;
351 struct list_head list;
356 enum fw3_family family;
358 struct fw3_zone *_src;
359 struct fw3_zone *_dest;
361 struct fw3_device src;
362 struct fw3_device dest;
364 struct fw3_ipset *_ipset;
365 struct fw3_device ipset;
367 struct list_head proto;
369 struct fw3_address ip_src;
370 struct list_head mac_src;
371 struct fw3_port port_src;
373 struct fw3_address ip_dest;
374 struct fw3_port port_dest;
376 struct fw3_address ip_redir;
377 struct fw3_port port_redir;
379 struct fw3_time time;
380 struct fw3_mark mark;
382 enum fw3_flag target;
387 enum fw3_reflection_source reflection_src;
392 struct list_head list;
397 enum fw3_family family;
399 struct fw3_zone *_src;
400 struct fw3_zone *_dest;
402 struct fw3_device src;
403 struct fw3_device dest;
408 struct list_head list;
412 enum fw3_family family;
414 enum fw3_ipset_method method;
415 struct list_head datatypes;
417 struct fw3_address iprange;
418 struct fw3_port portrange;
426 const char *external;
433 struct list_head list;
437 enum fw3_family family;
440 enum fw3_include_type type;
447 struct uci_context *uci;
448 struct fw3_defaults defaults;
449 struct list_head zones;
450 struct list_head rules;
451 struct list_head redirects;
452 struct list_head forwards;
453 struct list_head ipsets;
454 struct list_head includes;
460 struct fw3_chain_spec {
471 bool (*parse)(void *, const char *, bool);
476 #define FW3_OPT(name, parse, structure, member) \
477 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
479 #define FW3_LIST(name, parse, structure, member) \
480 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
481 sizeof(struct fw3_##structure) }
483 bool fw3_parse_bool(void *ptr, const char *val, bool is_list);
484 bool fw3_parse_int(void *ptr, const char *val, bool is_list);
485 bool fw3_parse_string(void *ptr, const char *val, bool is_list);
486 bool fw3_parse_target(void *ptr, const char *val, bool is_list);
487 bool fw3_parse_limit(void *ptr, const char *val, bool is_list);
488 bool fw3_parse_device(void *ptr, const char *val, bool is_list);
489 bool fw3_parse_address(void *ptr, const char *val, bool is_list);
490 bool fw3_parse_network(void *ptr, const char *val, bool is_list);
491 bool fw3_parse_mac(void *ptr, const char *val, bool is_list);
492 bool fw3_parse_port(void *ptr, const char *val, bool is_list);
493 bool fw3_parse_family(void *ptr, const char *val, bool is_list);
494 bool fw3_parse_icmptype(void *ptr, const char *val, bool is_list);
495 bool fw3_parse_protocol(void *ptr, const char *val, bool is_list);
497 bool fw3_parse_ipset_method(void *ptr, const char *val, bool is_list);
498 bool fw3_parse_ipset_datatype(void *ptr, const char *val, bool is_list);
500 bool fw3_parse_include_type(void *ptr, const char *val, bool is_list);
501 bool fw3_parse_reflection_source(void *ptr, const char *val, bool is_list);
503 bool fw3_parse_date(void *ptr, const char *val, bool is_list);
504 bool fw3_parse_time(void *ptr, const char *val, bool is_list);
505 bool fw3_parse_weekdays(void *ptr, const char *val, bool is_list);
506 bool fw3_parse_monthdays(void *ptr, const char *val, bool is_list);
507 bool fw3_parse_mark(void *ptr, const char *val, bool is_list);
509 void fw3_parse_options(void *s, const struct fw3_option *opts,
510 struct uci_section *section);
512 const char * fw3_address_to_string(struct fw3_address *address,