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,
82 FW3_FLAG_DELETED = 21,
87 extern const char *fw3_flag_names[__FW3_FLAG_MAX];
92 FW3_LIMIT_UNIT_SECOND = 0,
93 FW3_LIMIT_UNIT_MINUTE = 1,
94 FW3_LIMIT_UNIT_HOUR = 2,
95 FW3_LIMIT_UNIT_DAY = 3,
100 FW3_IPSET_METHOD_UNSPEC = 0,
101 FW3_IPSET_METHOD_BITMAP = 1,
102 FW3_IPSET_METHOD_HASH = 2,
103 FW3_IPSET_METHOD_LIST = 3,
108 FW3_IPSET_TYPE_UNSPEC = 0,
109 FW3_IPSET_TYPE_IP = 1,
110 FW3_IPSET_TYPE_PORT = 2,
111 FW3_IPSET_TYPE_MAC = 3,
112 FW3_IPSET_TYPE_NET = 4,
113 FW3_IPSET_TYPE_SET = 5,
116 enum fw3_include_type
118 FW3_INC_TYPE_SCRIPT = 0,
119 FW3_INC_TYPE_RESTORE = 1,
122 enum fw3_reflection_source
124 FW3_REFLECTION_INTERNAL = 0,
125 FW3_REFLECTION_EXTERNAL = 1,
128 struct fw3_ipset_datatype
130 struct list_head list;
131 enum fw3_ipset_type type;
137 struct list_head list;
143 struct fw3_device *network;
148 struct list_head list;
153 enum fw3_family family;
158 struct ether_addr mac;
163 struct ether_addr mac;
169 struct list_head list;
173 struct ether_addr mac;
178 struct list_head list;
187 struct list_head list;
197 struct list_head list;
200 enum fw3_family family;
214 enum fw3_limit_unit unit;
224 uint32_t monthdays; /* bit 0 is invert + 1 .. 31 */
225 uint8_t weekdays; /* bit 0 is invert + 1 .. 7 */
238 enum fw3_flag policy_input;
239 enum fw3_flag policy_output;
240 enum fw3_flag policy_forward;
245 struct fw3_limit syn_flood_rate;
249 bool tcp_window_scaling;
251 bool accept_redirects;
252 bool accept_source_route;
263 struct list_head list;
264 struct list_head running_list;
269 enum fw3_family family;
271 enum fw3_flag policy_input;
272 enum fw3_flag policy_output;
273 enum fw3_flag policy_forward;
275 struct list_head networks;
276 struct list_head devices;
277 struct list_head subnets;
279 struct list_head running_networks;
280 struct list_head running_devices;
282 const char *extra_src;
283 const char *extra_dest;
286 struct list_head masq_src;
287 struct list_head masq_dest;
293 struct fw3_limit log_limit;
302 struct list_head list;
307 enum fw3_family family;
309 struct fw3_zone *_src;
310 struct fw3_zone *_dest;
312 struct fw3_device src;
313 struct fw3_device dest;
315 struct fw3_ipset *_ipset;
316 struct fw3_device ipset;
318 struct list_head proto;
320 struct list_head ip_src;
321 struct list_head mac_src;
322 struct list_head port_src;
324 struct list_head ip_dest;
325 struct list_head port_dest;
327 struct list_head icmp_type;
329 struct fw3_limit limit;
330 struct fw3_time time;
331 struct fw3_mark mark;
333 enum fw3_flag target;
334 struct fw3_mark set_mark;
335 struct fw3_mark set_xmark;
342 struct list_head list;
347 enum fw3_family family;
349 struct fw3_zone *_src;
350 struct fw3_zone *_dest;
352 struct fw3_device src;
353 struct fw3_device dest;
355 struct fw3_ipset *_ipset;
356 struct fw3_device ipset;
358 struct list_head proto;
360 struct fw3_address ip_src;
361 struct list_head mac_src;
362 struct fw3_port port_src;
364 struct fw3_address ip_dest;
365 struct fw3_port port_dest;
367 struct fw3_address ip_redir;
368 struct fw3_port port_redir;
370 struct fw3_time time;
371 struct fw3_mark mark;
373 enum fw3_flag target;
378 enum fw3_reflection_source reflection_src;
383 struct list_head list;
388 enum fw3_family family;
390 struct fw3_zone *_src;
391 struct fw3_zone *_dest;
393 struct fw3_device src;
394 struct fw3_device dest;
399 struct list_head list;
400 struct list_head running_list;
404 enum fw3_family family;
406 enum fw3_ipset_method method;
407 struct list_head datatypes;
409 struct fw3_address iprange;
410 struct fw3_port portrange;
418 const char *external;
425 struct list_head list;
426 struct list_head running_list;
430 enum fw3_family family;
433 enum fw3_include_type type;
440 struct uci_context *uci;
441 struct fw3_defaults defaults;
442 struct list_head zones;
443 struct list_head rules;
444 struct list_head redirects;
445 struct list_head forwards;
446 struct list_head ipsets;
447 struct list_head includes;
449 struct list_head running_zones;
450 struct list_head running_ipsets;
460 bool (*parse)(void *, const char *, bool);
465 #define FW3_OPT(name, parse, structure, member) \
466 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
468 #define FW3_LIST(name, parse, structure, member) \
469 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
470 sizeof(struct fw3_##structure) }
472 bool fw3_parse_bool(void *ptr, const char *val, bool is_list);
473 bool fw3_parse_int(void *ptr, const char *val, bool is_list);
474 bool fw3_parse_string(void *ptr, const char *val, bool is_list);
475 bool fw3_parse_target(void *ptr, const char *val, bool is_list);
476 bool fw3_parse_limit(void *ptr, const char *val, bool is_list);
477 bool fw3_parse_device(void *ptr, const char *val, bool is_list);
478 bool fw3_parse_address(void *ptr, const char *val, bool is_list);
479 bool fw3_parse_network(void *ptr, const char *val, bool is_list);
480 bool fw3_parse_mac(void *ptr, const char *val, bool is_list);
481 bool fw3_parse_port(void *ptr, const char *val, bool is_list);
482 bool fw3_parse_family(void *ptr, const char *val, bool is_list);
483 bool fw3_parse_icmptype(void *ptr, const char *val, bool is_list);
484 bool fw3_parse_protocol(void *ptr, const char *val, bool is_list);
486 bool fw3_parse_ipset_method(void *ptr, const char *val, bool is_list);
487 bool fw3_parse_ipset_datatype(void *ptr, const char *val, bool is_list);
489 bool fw3_parse_include_type(void *ptr, const char *val, bool is_list);
490 bool fw3_parse_reflection_source(void *ptr, const char *val, bool is_list);
492 bool fw3_parse_date(void *ptr, const char *val, bool is_list);
493 bool fw3_parse_time(void *ptr, const char *val, bool is_list);
494 bool fw3_parse_weekdays(void *ptr, const char *val, bool is_list);
495 bool fw3_parse_monthdays(void *ptr, const char *val, bool is_list);
496 bool fw3_parse_mark(void *ptr, const char *val, bool is_list);
498 void fw3_parse_options(void *s, const struct fw3_option *opts,
499 struct uci_section *section);
501 void fw3_format_in_out(struct fw3_device *in, struct fw3_device *out);
502 void fw3_format_src_dest(struct fw3_address *src, struct fw3_address *dest);
503 void fw3_format_sport_dport(struct fw3_port *sp, struct fw3_port *dp);
504 void fw3_format_mac(struct fw3_mac *mac);
505 void fw3_format_protocol(struct fw3_protocol *proto, enum fw3_family family);
506 void fw3_format_icmptype(struct fw3_icmptype *icmp, enum fw3_family family);
507 void fw3_format_limit(struct fw3_limit *limit);
508 void fw3_format_ipset(struct fw3_ipset *ipset, bool invert);
509 void fw3_format_time(struct fw3_time *time);
510 void fw3_format_mark(struct fw3_mark *mark);
512 void __fw3_format_comment(const char *comment, ...);
513 #define fw3_format_comment(...) __fw3_format_comment(__VA_ARGS__, NULL)
515 void fw3_format_extra(const char *extra);