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>
40 #include <libubox/list.h>
41 #include <libubox/utils.h>
43 #include "icmp_codes.h"
64 FW3_TARGET_UNSPEC
= 0,
65 FW3_TARGET_ACCEPT
= 1,
66 FW3_TARGET_REJECT
= 2,
68 FW3_TARGET_NOTRACK
= 4,
75 FW3_DEFAULT_UNSPEC
= 0,
76 FW3_DEFAULT_CUSTOM_CHAINS
= 1,
77 FW3_DEFAULT_SYN_FLOOD
= 2,
78 FW3_DEFAULT_MTU_FIX
= 3,
79 FW3_DEFAULT_DROP_INVALID
= 4,
80 FW3_DEFAULT_IPV4_LOADED
= 5,
81 FW3_DEFAULT_IPV6_LOADED
= 6,
86 FW3_LIMIT_UNIT_SECOND
= 0,
87 FW3_LIMIT_UNIT_MINUTE
= 1,
88 FW3_LIMIT_UNIT_HOUR
= 2,
89 FW3_LIMIT_UNIT_DAY
= 3,
94 FW3_IPSET_METHOD_UNSPEC
= 0,
95 FW3_IPSET_METHOD_BITMAP
= 1,
96 FW3_IPSET_METHOD_HASH
= 2,
97 FW3_IPSET_METHOD_LIST
= 3,
102 FW3_IPSET_TYPE_UNSPEC
= 0,
103 FW3_IPSET_TYPE_IP
= 1,
104 FW3_IPSET_TYPE_PORT
= 2,
105 FW3_IPSET_TYPE_MAC
= 3,
106 FW3_IPSET_TYPE_NET
= 4,
107 FW3_IPSET_TYPE_SET
= 5,
110 struct fw3_ipset_datatype
112 struct list_head list
;
113 enum fw3_ipset_type type
;
119 struct list_head list
;
129 struct list_head list
;
133 enum fw3_family family
;
138 struct ether_addr mac
;
144 struct list_head list
;
148 struct ether_addr mac
;
153 struct list_head list
;
162 struct list_head list
;
172 struct list_head list
;
175 enum fw3_family family
;
189 enum fw3_limit_unit unit
;
194 enum fw3_target policy_input
;
195 enum fw3_target policy_output
;
196 enum fw3_target policy_forward
;
201 struct fw3_limit syn_flood_rate
;
206 bool tcp_window_scaling
;
208 bool accept_redirects
;
209 bool accept_source_route
;
220 struct list_head list
;
224 enum fw3_family family
;
226 enum fw3_target policy_input
;
227 enum fw3_target policy_output
;
228 enum fw3_target policy_forward
;
230 struct list_head networks
;
231 struct list_head devices
;
232 struct list_head subnets
;
234 const char *extra_src
;
235 const char *extra_dest
;
238 struct list_head masq_src
;
239 struct list_head masq_dest
;
245 struct fw3_limit log_limit
;
255 struct list_head list
;
259 enum fw3_family family
;
261 struct fw3_zone
*_src
;
262 struct fw3_zone
*_dest
;
264 struct fw3_device src
;
265 struct fw3_device dest
;
267 struct fw3_ipset
*_ipset
;
268 struct fw3_device ipset
;
270 struct list_head proto
;
272 struct list_head ip_src
;
273 struct list_head mac_src
;
274 struct list_head port_src
;
276 struct list_head ip_dest
;
277 struct list_head port_dest
;
279 struct list_head icmp_type
;
281 enum fw3_target target
;
283 struct fw3_limit limit
;
290 struct list_head list
;
294 enum fw3_family family
;
296 struct fw3_zone
*_src
;
297 struct fw3_zone
*_dest
;
299 struct fw3_device src
;
300 struct fw3_device dest
;
302 struct fw3_ipset
*_ipset
;
303 struct fw3_device ipset
;
305 struct list_head proto
;
307 struct fw3_address ip_src
;
308 struct list_head mac_src
;
309 struct fw3_port port_src
;
311 struct fw3_address ip_dest
;
312 struct fw3_port port_dest
;
314 struct fw3_address ip_redir
;
315 struct fw3_port port_redir
;
317 enum fw3_target target
;
326 struct list_head list
;
330 enum fw3_family family
;
332 struct fw3_zone
*_src
;
333 struct fw3_zone
*_dest
;
335 struct fw3_device src
;
336 struct fw3_device dest
;
341 struct list_head list
;
344 enum fw3_family family
;
346 enum fw3_ipset_method method
;
347 struct list_head datatypes
;
349 struct list_head iprange
;
350 struct fw3_port portrange
;
358 const char *external
;
363 struct uci_context
*uci
;
364 struct fw3_defaults defaults
;
365 struct list_head zones
;
366 struct list_head rules
;
367 struct list_head redirects
;
368 struct list_head forwards
;
369 struct list_head ipsets
;
378 bool (*parse
)(void *, const char *);
383 #define FW3_OPT(name, parse, structure, member) \
384 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
386 #define FW3_LIST(name, parse, structure, member) \
387 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
388 sizeof(struct fw3_##structure) }
391 bool fw3_parse_bool(void *ptr
, const char *val
);
392 bool fw3_parse_int(void *ptr
, const char *val
);
393 bool fw3_parse_string(void *ptr
, const char *val
);
394 bool fw3_parse_target(void *ptr
, const char *val
);
395 bool fw3_parse_limit(void *ptr
, const char *val
);
396 bool fw3_parse_device(void *ptr
, const char *val
);
397 bool fw3_parse_address(void *ptr
, const char *val
);
398 bool fw3_parse_mac(void *ptr
, const char *val
);
399 bool fw3_parse_port(void *ptr
, const char *val
);
400 bool fw3_parse_family(void *ptr
, const char *val
);
401 bool fw3_parse_icmptype(void *ptr
, const char *val
);
402 bool fw3_parse_protocol(void *ptr
, const char *val
);
403 bool fw3_parse_ipset_method(void *ptr
, const char *val
);
404 bool fw3_parse_ipset_datatype(void *ptr
, const char *val
);
406 void fw3_parse_options(void *s
, struct fw3_option
*opts
, int n
,
407 struct uci_section
*section
);
409 void fw3_format_in_out(struct fw3_device
*in
, struct fw3_device
*out
);
410 void fw3_format_src_dest(struct fw3_address
*src
, struct fw3_address
*dest
);
411 void fw3_format_sport_dport(struct fw3_port
*sp
, struct fw3_port
*dp
);
412 void fw3_format_mac(struct fw3_mac
*mac
);
413 void fw3_format_protocol(struct fw3_protocol
*proto
, enum fw3_family family
);
414 void fw3_format_icmptype(struct fw3_icmptype
*icmp
, enum fw3_family family
);
415 void fw3_format_limit(struct fw3_limit
*limit
);
416 void fw3_format_ipset(struct fw3_ipset
*ipset
, bool invert
);
418 void __fw3_format_comment(const char *comment
, ...);
419 #define fw3_format_comment(...) __fw3_format_comment(__VA_ARGS__, NULL)
421 void fw3_format_extra(const char *extra
);