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"
73 FW3_FLAG_SRC_ACCEPT
= 12,
74 FW3_FLAG_SRC_REJECT
= 13,
75 FW3_FLAG_SRC_DROP
= 14,
76 FW3_FLAG_CUSTOM_CHAINS
= 15,
77 FW3_FLAG_SYN_FLOOD
= 16,
78 FW3_FLAG_MTU_FIX
= 17,
79 FW3_FLAG_DROP_INVALID
= 18,
80 FW3_FLAG_HOTPLUG
= 19,
85 extern const char *fw3_flag_names
[__FW3_FLAG_MAX
];
90 FW3_LIMIT_UNIT_SECOND
= 0,
91 FW3_LIMIT_UNIT_MINUTE
= 1,
92 FW3_LIMIT_UNIT_HOUR
= 2,
93 FW3_LIMIT_UNIT_DAY
= 3,
98 FW3_IPSET_METHOD_UNSPEC
= 0,
99 FW3_IPSET_METHOD_BITMAP
= 1,
100 FW3_IPSET_METHOD_HASH
= 2,
101 FW3_IPSET_METHOD_LIST
= 3,
106 FW3_IPSET_TYPE_UNSPEC
= 0,
107 FW3_IPSET_TYPE_IP
= 1,
108 FW3_IPSET_TYPE_PORT
= 2,
109 FW3_IPSET_TYPE_MAC
= 3,
110 FW3_IPSET_TYPE_NET
= 4,
111 FW3_IPSET_TYPE_SET
= 5,
114 enum fw3_include_type
116 FW3_INC_TYPE_SCRIPT
= 0,
117 FW3_INC_TYPE_RESTORE
= 1,
120 enum fw3_reflection_source
122 FW3_REFLECTION_INTERNAL
= 0,
123 FW3_REFLECTION_EXTERNAL
= 1,
126 struct fw3_ipset_datatype
128 struct list_head list
;
129 enum fw3_ipset_type type
;
135 struct list_head list
;
141 struct fw3_device
*network
;
146 struct list_head list
;
151 enum fw3_family family
;
156 struct ether_addr mac
;
161 struct ether_addr mac
;
167 struct list_head list
;
171 struct ether_addr mac
;
176 struct list_head list
;
185 struct list_head list
;
195 struct list_head list
;
198 enum fw3_family family
;
212 enum fw3_limit_unit unit
;
222 uint32_t monthdays
; /* bit 0 is invert + 1 .. 31 */
223 uint8_t weekdays
; /* bit 0 is invert + 1 .. 7 */
228 enum fw3_flag policy_input
;
229 enum fw3_flag policy_output
;
230 enum fw3_flag policy_forward
;
235 struct fw3_limit syn_flood_rate
;
239 bool tcp_window_scaling
;
241 bool accept_redirects
;
242 bool accept_source_route
;
253 struct list_head list
;
254 struct list_head running_list
;
259 enum fw3_family family
;
261 enum fw3_flag policy_input
;
262 enum fw3_flag policy_output
;
263 enum fw3_flag policy_forward
;
265 struct list_head networks
;
266 struct list_head devices
;
267 struct list_head subnets
;
269 struct list_head running_networks
;
270 struct list_head running_devices
;
272 const char *extra_src
;
273 const char *extra_dest
;
276 struct list_head masq_src
;
277 struct list_head masq_dest
;
283 struct fw3_limit log_limit
;
292 struct list_head list
;
297 enum fw3_family family
;
299 struct fw3_zone
*_src
;
300 struct fw3_zone
*_dest
;
302 struct fw3_device src
;
303 struct fw3_device dest
;
305 struct fw3_ipset
*_ipset
;
306 struct fw3_device ipset
;
308 struct list_head proto
;
310 struct list_head ip_src
;
311 struct list_head mac_src
;
312 struct list_head port_src
;
314 struct list_head ip_dest
;
315 struct list_head port_dest
;
317 struct list_head icmp_type
;
319 struct fw3_limit limit
;
320 struct fw3_time time
;
322 enum fw3_flag target
;
329 struct list_head list
;
334 enum fw3_family family
;
336 struct fw3_zone
*_src
;
337 struct fw3_zone
*_dest
;
339 struct fw3_device src
;
340 struct fw3_device dest
;
342 struct fw3_ipset
*_ipset
;
343 struct fw3_device ipset
;
345 struct list_head proto
;
347 struct fw3_address ip_src
;
348 struct list_head mac_src
;
349 struct fw3_port port_src
;
351 struct fw3_address ip_dest
;
352 struct fw3_port port_dest
;
354 struct fw3_address ip_redir
;
355 struct fw3_port port_redir
;
357 struct fw3_time time
;
359 enum fw3_flag target
;
364 enum fw3_reflection_source reflection_src
;
369 struct list_head list
;
374 enum fw3_family family
;
376 struct fw3_zone
*_src
;
377 struct fw3_zone
*_dest
;
379 struct fw3_device src
;
380 struct fw3_device dest
;
385 struct list_head list
;
386 struct list_head running_list
;
390 enum fw3_family family
;
392 enum fw3_ipset_method method
;
393 struct list_head datatypes
;
395 struct fw3_address iprange
;
396 struct fw3_port portrange
;
404 const char *external
;
411 struct list_head list
;
412 struct list_head running_list
;
416 enum fw3_family family
;
419 enum fw3_include_type type
;
426 struct uci_context
*uci
;
427 struct fw3_defaults defaults
;
428 struct list_head zones
;
429 struct list_head rules
;
430 struct list_head redirects
;
431 struct list_head forwards
;
432 struct list_head ipsets
;
433 struct list_head includes
;
435 struct list_head running_zones
;
436 struct list_head running_ipsets
;
446 bool (*parse
)(void *, const char *);
451 #define FW3_OPT(name, parse, structure, member) \
452 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
454 #define FW3_LIST(name, parse, structure, member) \
455 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
456 sizeof(struct fw3_##structure) }
459 bool fw3_parse_bool(void *ptr
, const char *val
);
460 bool fw3_parse_int(void *ptr
, const char *val
);
461 bool fw3_parse_string(void *ptr
, const char *val
);
462 bool fw3_parse_target(void *ptr
, const char *val
);
463 bool fw3_parse_limit(void *ptr
, const char *val
);
464 bool fw3_parse_device(void *ptr
, const char *val
);
465 bool fw3_parse_address(void *ptr
, const char *val
);
466 bool fw3_parse_network(void *ptr
, const char *val
);
467 bool fw3_parse_mac(void *ptr
, const char *val
);
468 bool fw3_parse_port(void *ptr
, const char *val
);
469 bool fw3_parse_family(void *ptr
, const char *val
);
470 bool fw3_parse_icmptype(void *ptr
, const char *val
);
471 bool fw3_parse_protocol(void *ptr
, const char *val
);
473 bool fw3_parse_ipset_method(void *ptr
, const char *val
);
474 bool fw3_parse_ipset_datatype(void *ptr
, const char *val
);
476 bool fw3_parse_include_type(void *ptr
, const char *val
);
477 bool fw3_parse_reflection_source(void *ptr
, const char *val
);
479 bool fw3_parse_date(void *ptr
, const char *val
);
480 bool fw3_parse_time(void *ptr
, const char *val
);
481 bool fw3_parse_weekdays(void *ptr
, const char *val
);
482 bool fw3_parse_monthdays(void *ptr
, const char *val
);
484 void fw3_parse_options(void *s
, const struct fw3_option
*opts
,
485 struct uci_section
*section
);
487 void fw3_format_in_out(struct fw3_device
*in
, struct fw3_device
*out
);
488 void fw3_format_src_dest(struct fw3_address
*src
, struct fw3_address
*dest
);
489 void fw3_format_sport_dport(struct fw3_port
*sp
, struct fw3_port
*dp
);
490 void fw3_format_mac(struct fw3_mac
*mac
);
491 void fw3_format_protocol(struct fw3_protocol
*proto
, enum fw3_family family
);
492 void fw3_format_icmptype(struct fw3_icmptype
*icmp
, enum fw3_family family
);
493 void fw3_format_limit(struct fw3_limit
*limit
);
494 void fw3_format_ipset(struct fw3_ipset
*ipset
, bool invert
);
495 void fw3_format_time(struct fw3_time
*time
);
497 void __fw3_format_comment(const char *comment
, ...);
498 #define fw3_format_comment(...) __fw3_format_comment(__VA_ARGS__, NULL)
500 void fw3_format_extra(const char *extra
);