2 * firewall3 - 3rd OpenWrt UCI firewall implementation
4 * Copyright (C) 2013-2014 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>
44 #include <libubox/blobmsg.h>
46 #include "icmp_codes.h"
75 FW3_FLAG_MASQUERADE
= 13,
76 FW3_FLAG_SRC_ACCEPT
= 14,
77 FW3_FLAG_SRC_REJECT
= 15,
78 FW3_FLAG_SRC_DROP
= 16,
79 FW3_FLAG_CUSTOM_CHAINS
= 17,
80 FW3_FLAG_SYN_FLOOD
= 18,
81 FW3_FLAG_MTU_FIX
= 19,
82 FW3_FLAG_DROP_INVALID
= 20,
83 FW3_FLAG_HOTPLUG
= 21,
88 extern const char *fw3_flag_names
[__FW3_FLAG_MAX
];
93 FW3_LIMIT_UNIT_SECOND
= 0,
94 FW3_LIMIT_UNIT_MINUTE
= 1,
95 FW3_LIMIT_UNIT_HOUR
= 2,
96 FW3_LIMIT_UNIT_DAY
= 3,
101 extern const char *fw3_limit_units
[__FW3_LIMIT_UNIT_MAX
];
104 enum fw3_ipset_method
106 FW3_IPSET_METHOD_UNSPEC
= 0,
107 FW3_IPSET_METHOD_BITMAP
= 1,
108 FW3_IPSET_METHOD_HASH
= 2,
109 FW3_IPSET_METHOD_LIST
= 3,
111 __FW3_IPSET_METHOD_MAX
116 FW3_IPSET_TYPE_UNSPEC
= 0,
117 FW3_IPSET_TYPE_IP
= 1,
118 FW3_IPSET_TYPE_PORT
= 2,
119 FW3_IPSET_TYPE_MAC
= 3,
120 FW3_IPSET_TYPE_NET
= 4,
121 FW3_IPSET_TYPE_SET
= 5,
126 extern const char *fw3_ipset_method_names
[__FW3_IPSET_METHOD_MAX
];
127 extern const char *fw3_ipset_type_names
[__FW3_IPSET_TYPE_MAX
];
130 enum fw3_include_type
132 FW3_INC_TYPE_SCRIPT
= 0,
133 FW3_INC_TYPE_RESTORE
= 1,
136 enum fw3_reflection_source
138 FW3_REFLECTION_INTERNAL
= 0,
139 FW3_REFLECTION_EXTERNAL
= 1,
142 struct fw3_ipset_datatype
144 struct list_head list
;
145 enum fw3_ipset_type type
;
155 struct fw3_ipset
*ptr
;
160 struct list_head list
;
171 struct list_head list
;
177 enum fw3_family family
;
182 struct ether_addr mac
;
187 struct ether_addr mac
;
193 struct list_head list
;
197 struct ether_addr mac
;
202 struct list_head list
;
211 struct list_head list
;
221 struct list_head list
;
224 enum fw3_family family
;
238 enum fw3_limit_unit unit
;
248 uint32_t monthdays
; /* bit 0 is invert + 1 .. 31 */
249 uint8_t weekdays
; /* bit 0 is invert + 1 .. 7 */
262 enum fw3_flag policy_input
;
263 enum fw3_flag policy_output
;
264 enum fw3_flag policy_forward
;
269 struct fw3_limit syn_flood_rate
;
273 bool tcp_window_scaling
;
275 bool accept_redirects
;
276 bool accept_source_route
;
287 struct list_head list
;
292 enum fw3_family family
;
294 enum fw3_flag policy_input
;
295 enum fw3_flag policy_output
;
296 enum fw3_flag policy_forward
;
298 struct list_head networks
;
299 struct list_head devices
;
300 struct list_head subnets
;
302 const char *extra_src
;
303 const char *extra_dest
;
306 struct list_head masq_src
;
307 struct list_head masq_dest
;
313 struct fw3_limit log_limit
;
322 struct list_head list
;
327 enum fw3_family family
;
329 struct fw3_zone
*_src
;
330 struct fw3_zone
*_dest
;
335 struct fw3_device src
;
336 struct fw3_device dest
;
337 struct fw3_setmatch ipset
;
339 struct list_head proto
;
341 struct list_head ip_src
;
342 struct list_head mac_src
;
343 struct list_head port_src
;
345 struct list_head ip_dest
;
346 struct list_head port_dest
;
348 struct list_head icmp_type
;
350 struct fw3_limit limit
;
351 struct fw3_time time
;
352 struct fw3_mark mark
;
354 enum fw3_flag target
;
355 struct fw3_mark set_mark
;
356 struct fw3_mark set_xmark
;
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
;
375 struct fw3_setmatch ipset
;
377 struct list_head proto
;
379 struct fw3_address ip_src
;
380 struct list_head mac_src
;
381 struct fw3_port port_src
;
383 struct fw3_address ip_dest
;
384 struct fw3_port port_dest
;
386 struct fw3_address ip_redir
;
387 struct fw3_port port_redir
;
389 struct fw3_limit limit
;
390 struct fw3_time time
;
391 struct fw3_mark mark
;
393 enum fw3_flag target
;
399 enum fw3_reflection_source reflection_src
;
404 struct list_head list
;
409 enum fw3_family family
;
411 struct fw3_zone
*_src
;
413 struct fw3_device src
;
414 struct fw3_setmatch ipset
;
417 struct list_head proto
;
419 struct fw3_address ip_src
;
420 struct fw3_port port_src
;
422 struct fw3_address ip_dest
;
423 struct fw3_port port_dest
;
425 struct fw3_address ip_snat
;
426 struct fw3_port port_snat
;
428 struct fw3_limit limit
;
429 struct fw3_time time
;
430 struct fw3_mark mark
;
431 bool connlimit_ports
;
433 enum fw3_flag target
;
440 struct list_head list
;
445 enum fw3_family family
;
447 struct fw3_zone
*_src
;
448 struct fw3_zone
*_dest
;
450 struct fw3_device src
;
451 struct fw3_device dest
;
456 struct list_head list
;
460 enum fw3_family family
;
462 enum fw3_ipset_method method
;
463 struct list_head datatypes
;
465 struct fw3_address iprange
;
466 struct fw3_port portrange
;
474 const char *external
;
481 struct list_head list
;
485 enum fw3_family family
;
488 enum fw3_include_type type
;
495 struct uci_context
*uci
;
496 struct fw3_defaults defaults
;
497 struct list_head zones
;
498 struct list_head rules
;
499 struct list_head redirects
;
500 struct list_head snats
;
501 struct list_head forwards
;
502 struct list_head ipsets
;
503 struct list_head includes
;
509 struct fw3_chain_spec
{
520 bool (*parse
)(void *, const char *, bool);
525 #define FW3_OPT(name, parse, structure, member) \
526 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member) }
528 #define FW3_LIST(name, parse, structure, member) \
529 { name, fw3_parse_##parse, offsetof(struct fw3_##structure, member), \
530 sizeof(struct fw3_##structure) }
532 bool fw3_parse_bool(void *ptr
, const char *val
, bool is_list
);
533 bool fw3_parse_int(void *ptr
, const char *val
, bool is_list
);
534 bool fw3_parse_string(void *ptr
, const char *val
, bool is_list
);
535 bool fw3_parse_target(void *ptr
, const char *val
, bool is_list
);
536 bool fw3_parse_limit(void *ptr
, const char *val
, bool is_list
);
537 bool fw3_parse_device(void *ptr
, const char *val
, bool is_list
);
538 bool fw3_parse_address(void *ptr
, const char *val
, bool is_list
);
539 bool fw3_parse_network(void *ptr
, const char *val
, bool is_list
);
540 bool fw3_parse_mac(void *ptr
, const char *val
, bool is_list
);
541 bool fw3_parse_port(void *ptr
, const char *val
, bool is_list
);
542 bool fw3_parse_family(void *ptr
, const char *val
, bool is_list
);
543 bool fw3_parse_icmptype(void *ptr
, const char *val
, bool is_list
);
544 bool fw3_parse_protocol(void *ptr
, const char *val
, bool is_list
);
546 bool fw3_parse_ipset_method(void *ptr
, const char *val
, bool is_list
);
547 bool fw3_parse_ipset_datatype(void *ptr
, const char *val
, bool is_list
);
549 bool fw3_parse_include_type(void *ptr
, const char *val
, bool is_list
);
550 bool fw3_parse_reflection_source(void *ptr
, const char *val
, bool is_list
);
552 bool fw3_parse_date(void *ptr
, const char *val
, bool is_list
);
553 bool fw3_parse_time(void *ptr
, const char *val
, bool is_list
);
554 bool fw3_parse_weekdays(void *ptr
, const char *val
, bool is_list
);
555 bool fw3_parse_monthdays(void *ptr
, const char *val
, bool is_list
);
556 bool fw3_parse_mark(void *ptr
, const char *val
, bool is_list
);
557 bool fw3_parse_setmatch(void *ptr
, const char *val
, bool is_list
);
558 bool fw3_parse_direction(void *ptr
, const char *val
, bool is_list
);
560 bool fw3_parse_options(void *s
, const struct fw3_option
*opts
,
561 struct uci_section
*section
);
562 bool fw3_parse_blob_options(void *s
, const struct fw3_option
*opts
,
563 struct blob_attr
*a
);
565 const char * fw3_address_to_string(struct fw3_address
*address
,