1 /*
2 * util/fptr_wlist.c - function pointer whitelists.
3 *
4 * Copyright (c) 2007, NLnet Labs. All rights reserved.
5 *
6 * This software is open source.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 *
15 * Redistributions in binary form must reproduce the above copyright notice,
16 * this list of conditions and the following disclaimer in the documentation
17 * and/or other materials provided with the distribution.
18 *
19 * Neither the name of the NLNET LABS nor the names of its contributors may
20 * be used to endorse or promote products derived from this software without
21 * specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
26 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
29 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
30 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
31 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
32 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 */
35
36 /**
37 * \file
38 *
39 * This file contains functions that check function pointers.
40 * The functions contain a whitelist of known good callback values.
41 * Any other values lead to an error.
42 *
43 * Due to the listing nature, this file violates all the modularization
44 * boundaries in the program.
45 */
46 #include "config.h"
47 #include "util/fptr_wlist.h"
48 #include "util/mini_event.h"
49 #include "services/outside_network.h"
50 #include "services/mesh.h"
51 #include "services/localzone.h"
52 #include "services/authzone.h"
53 #include "services/cache/infra.h"
54 #include "services/cache/rrset.h"
55 #include "services/view.h"
56 #include "dns64/dns64.h"
57 #include "iterator/iterator.h"
58 #include "iterator/iter_fwd.h"
59 #include "validator/validator.h"
60 #include "validator/val_anchor.h"
61 #include "validator/val_nsec3.h"
62 #include "validator/val_sigcrypt.h"
63 #include "validator/val_kentry.h"
64 #include "validator/val_neg.h"
65 #include "validator/autotrust.h"
66 #include "util/data/msgreply.h"
67 #include "util/data/packed_rrset.h"
68 #include "util/storage/slabhash.h"
69 #include "util/storage/dnstree.h"
70 #include "util/locks.h"
71 #include "libunbound/libworker.h"
72 #include "libunbound/context.h"
73 #include "libunbound/worker.h"
74 #include "util/tube.h"
75 #include "util/config_file.h"
76 #ifdef UB_ON_WINDOWS
77 #include "winrc/win_svc.h"
78 #endif
79 #include "respip/respip.h"
80
81 #ifdef WITH_PYTHONMODULE
82 #include "pythonmod/pythonmod.h"
83 #endif
84 #ifdef WITH_DYNLIBMODULE
85 #include "dynlibmod/dynlibmod.h"
86 #endif
87 #ifdef USE_CACHEDB
88 #include "cachedb/cachedb.h"
89 #endif
90 #ifdef USE_IPSECMOD
91 #include "ipsecmod/ipsecmod.h"
92 #endif
93 #ifdef CLIENT_SUBNET
94 #include "edns-subnet/subnetmod.h"
95 #endif
96 #ifdef USE_IPSET
97 #include "ipset/ipset.h"
98 #endif
99 #ifdef USE_DNSTAP
100 #include "dnstap/dtstream.h"
101 #endif
102
103 int
fptr_whitelist_comm_point(comm_point_callback_type * fptr)104 fptr_whitelist_comm_point(comm_point_callback_type *fptr)
105 {
106 if(fptr == &worker_handle_request) return 1;
107 else if(fptr == &outnet_udp_cb) return 1;
108 else if(fptr == &outnet_tcp_cb) return 1;
109 else if(fptr == &tube_handle_listen) return 1;
110 else if(fptr == &auth_xfer_probe_udp_callback) return 1;
111 else if(fptr == &auth_xfer_transfer_tcp_callback) return 1;
112 else if(fptr == &auth_xfer_transfer_http_callback) return 1;
113 return 0;
114 }
115
116 int
fptr_whitelist_comm_point_raw(comm_point_callback_type * fptr)117 fptr_whitelist_comm_point_raw(comm_point_callback_type *fptr)
118 {
119 if(fptr == &tube_handle_listen) return 1;
120 else if(fptr == &tube_handle_write) return 1;
121 else if(fptr == &remote_accept_callback) return 1;
122 else if(fptr == &remote_control_callback) return 1;
123 return 0;
124 }
125
126 int
fptr_whitelist_comm_timer(void (* fptr)(void *))127 fptr_whitelist_comm_timer(void (*fptr)(void*))
128 {
129 if(fptr == &pending_udp_timer_cb) return 1;
130 else if(fptr == &outnet_tcptimer) return 1;
131 else if(fptr == &pending_udp_timer_delay_cb) return 1;
132 else if(fptr == &worker_stat_timer_cb) return 1;
133 else if(fptr == &worker_probe_timer_cb) return 1;
134 else if(fptr == &validate_suspend_timer_cb) return 1;
135 #ifdef UB_ON_WINDOWS
136 else if(fptr == &wsvc_cron_cb) return 1;
137 #endif
138 else if(fptr == &auth_xfer_timer) return 1;
139 else if(fptr == &auth_xfer_probe_timer_callback) return 1;
140 else if(fptr == &auth_xfer_transfer_timer_callback) return 1;
141 else if(fptr == &mesh_serve_expired_callback) return 1;
142 else if(fptr == &serviced_timer_cb) return 1;
143 #ifdef USE_DNSTAP
144 else if(fptr == &mq_wakeup_cb) return 1;
145 #endif
146 return 0;
147 }
148
149 int
fptr_whitelist_comm_signal(void (* fptr)(int,void *))150 fptr_whitelist_comm_signal(void (*fptr)(int, void*))
151 {
152 if(fptr == &worker_sighandler) return 1;
153 return 0;
154 }
155
fptr_whitelist_start_accept(void (* fptr)(void *))156 int fptr_whitelist_start_accept(void (*fptr)(void*))
157 {
158 if(fptr == &worker_start_accept) return 1;
159 return 0;
160 }
161
fptr_whitelist_stop_accept(void (* fptr)(void *))162 int fptr_whitelist_stop_accept(void (*fptr)(void*))
163 {
164 if(fptr == &worker_stop_accept) return 1;
165 return 0;
166 }
167
168 int
fptr_whitelist_event(void (* fptr)(int,short,void *))169 fptr_whitelist_event(void (*fptr)(int, short, void *))
170 {
171 if(fptr == &comm_point_udp_callback) return 1;
172 #if defined(AF_INET6) && defined(IPV6_PKTINFO) && defined(HAVE_RECVMSG)
173 else if(fptr == &comm_point_udp_ancil_callback) return 1;
174 #endif
175 else if(fptr == &comm_point_tcp_accept_callback) return 1;
176 else if(fptr == &comm_point_tcp_handle_callback) return 1;
177 else if(fptr == &comm_timer_callback) return 1;
178 else if(fptr == &comm_signal_callback) return 1;
179 else if(fptr == &comm_point_local_handle_callback) return 1;
180 else if(fptr == &comm_point_raw_handle_callback) return 1;
181 else if(fptr == &tube_handle_signal) return 1;
182 else if(fptr == &comm_base_handle_slow_accept) return 1;
183 else if(fptr == &comm_point_http_handle_callback) return 1;
184 #ifdef USE_DNSTAP
185 else if(fptr == &dtio_output_cb) return 1;
186 else if(fptr == &dtio_cmd_cb) return 1;
187 else if(fptr == &dtio_reconnect_timeout_cb) return 1;
188 else if(fptr == &dtio_stop_timer_cb) return 1;
189 else if(fptr == &dtio_stop_ev_cb) return 1;
190 else if(fptr == &dtio_tap_callback) return 1;
191 else if(fptr == &dtio_mainfdcallback) return 1;
192 #endif
193 #ifdef UB_ON_WINDOWS
194 else if(fptr == &worker_win_stop_cb) return 1;
195 #endif
196 return 0;
197 }
198
199 int
fptr_whitelist_pending_udp(comm_point_callback_type * fptr)200 fptr_whitelist_pending_udp(comm_point_callback_type *fptr)
201 {
202 if(fptr == &serviced_udp_callback) return 1;
203 return 0;
204 }
205
206 int
fptr_whitelist_pending_tcp(comm_point_callback_type * fptr)207 fptr_whitelist_pending_tcp(comm_point_callback_type *fptr)
208 {
209 if(fptr == &serviced_tcp_callback) return 1;
210 return 0;
211 }
212
213 int
fptr_whitelist_serviced_query(comm_point_callback_type * fptr)214 fptr_whitelist_serviced_query(comm_point_callback_type *fptr)
215 {
216 if(fptr == &worker_handle_service_reply) return 1;
217 else if(fptr == &libworker_handle_service_reply) return 1;
218 return 0;
219 }
220
221 int
fptr_whitelist_rbtree_cmp(int (* fptr)(const void *,const void *))222 fptr_whitelist_rbtree_cmp(int (*fptr) (const void *, const void *))
223 {
224 if(fptr == &mesh_state_compare) return 1;
225 else if(fptr == &mesh_state_ref_compare) return 1;
226 else if(fptr == &addr_tree_compare) return 1;
227 else if(fptr == &addr_tree_addrport_compare) return 1;
228 else if(fptr == &local_zone_cmp) return 1;
229 else if(fptr == &local_data_cmp) return 1;
230 else if(fptr == &fwd_cmp) return 1;
231 else if(fptr == &pending_cmp) return 1;
232 else if(fptr == &serviced_cmp) return 1;
233 else if(fptr == &reuse_cmp) return 1;
234 else if(fptr == &reuse_id_cmp) return 1;
235 else if(fptr == &name_tree_compare) return 1;
236 else if(fptr == &order_lock_cmp) return 1;
237 else if(fptr == &codeline_cmp) return 1;
238 else if(fptr == &nsec3_hash_cmp) return 1;
239 else if(fptr == &mini_ev_cmp) return 1;
240 else if(fptr == &anchor_cmp) return 1;
241 else if(fptr == &canonical_tree_compare) return 1;
242 else if(fptr == &context_query_cmp) return 1;
243 else if(fptr == &val_neg_data_compare) return 1;
244 else if(fptr == &val_neg_zone_compare) return 1;
245 else if(fptr == &probetree_cmp) return 1;
246 else if(fptr == &replay_var_compare) return 1;
247 else if(fptr == &view_cmp) return 1;
248 else if(fptr == &auth_zone_cmp) return 1;
249 else if(fptr == &auth_data_cmp) return 1;
250 else if(fptr == &auth_xfer_cmp) return 1;
251 return 0;
252 }
253
254 int
fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)255 fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)
256 {
257 if(fptr == &msgreply_sizefunc) return 1;
258 else if(fptr == &ub_rrset_sizefunc) return 1;
259 else if(fptr == &infra_sizefunc) return 1;
260 else if(fptr == &key_entry_sizefunc) return 1;
261 else if(fptr == &rate_sizefunc) return 1;
262 else if(fptr == &ip_rate_sizefunc) return 1;
263 else if(fptr == &test_slabhash_sizefunc) return 1;
264 #ifdef CLIENT_SUBNET
265 else if(fptr == &msg_cache_sizefunc) return 1;
266 #endif
267 #ifdef USE_DNSCRYPT
268 else if(fptr == &dnsc_shared_secrets_sizefunc) return 1;
269 else if(fptr == &dnsc_nonces_sizefunc) return 1;
270 #endif
271 return 0;
272 }
273
274 int
fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)275 fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)
276 {
277 if(fptr == &query_info_compare) return 1;
278 else if(fptr == &ub_rrset_compare) return 1;
279 else if(fptr == &infra_compfunc) return 1;
280 else if(fptr == &key_entry_compfunc) return 1;
281 else if(fptr == &rate_compfunc) return 1;
282 else if(fptr == &ip_rate_compfunc) return 1;
283 else if(fptr == &test_slabhash_compfunc) return 1;
284 #ifdef USE_DNSCRYPT
285 else if(fptr == &dnsc_shared_secrets_compfunc) return 1;
286 else if(fptr == &dnsc_nonces_compfunc) return 1;
287 #endif
288 return 0;
289 }
290
291 int
fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)292 fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)
293 {
294 if(fptr == &query_entry_delete) return 1;
295 else if(fptr == &ub_rrset_key_delete) return 1;
296 else if(fptr == &infra_delkeyfunc) return 1;
297 else if(fptr == &key_entry_delkeyfunc) return 1;
298 else if(fptr == &rate_delkeyfunc) return 1;
299 else if(fptr == &ip_rate_delkeyfunc) return 1;
300 else if(fptr == &test_slabhash_delkey) return 1;
301 #ifdef USE_DNSCRYPT
302 else if(fptr == &dnsc_shared_secrets_delkeyfunc) return 1;
303 else if(fptr == &dnsc_nonces_delkeyfunc) return 1;
304 #endif
305 return 0;
306 }
307
308 int
fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)309 fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)
310 {
311 if(fptr == &reply_info_delete) return 1;
312 else if(fptr == &rrset_data_delete) return 1;
313 else if(fptr == &infra_deldatafunc) return 1;
314 else if(fptr == &key_entry_deldatafunc) return 1;
315 else if(fptr == &rate_deldatafunc) return 1;
316 else if(fptr == &test_slabhash_deldata) return 1;
317 #ifdef CLIENT_SUBNET
318 else if(fptr == &subnet_data_delete) return 1;
319 #endif
320 #ifdef USE_DNSCRYPT
321 else if(fptr == &dnsc_shared_secrets_deldatafunc) return 1;
322 else if(fptr == &dnsc_nonces_deldatafunc) return 1;
323 #endif
324 return 0;
325 }
326
327 int
fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)328 fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)
329 {
330 if(fptr == NULL) return 1;
331 else if(fptr == &rrset_markdel) return 1;
332 #ifdef CLIENT_SUBNET
333 else if(fptr == &subnet_markdel) return 1;
334 #endif
335 return 0;
336 }
337
338 /** whitelist env->send_query callbacks */
339 int
fptr_whitelist_modenv_send_query(struct outbound_entry * (* fptr)(struct query_info * qinfo,uint16_t flags,int dnssec,int want_dnssec,int nocaps,int check_ratelimit,struct sockaddr_storage * addr,socklen_t addrlen,uint8_t * zone,size_t zonelen,int tcp_upstream,int ssl_upstream,char * tls_auth_name,struct module_qstate * q,int * was_ratelimited))340 fptr_whitelist_modenv_send_query(struct outbound_entry* (*fptr)(
341 struct query_info* qinfo, uint16_t flags, int dnssec, int want_dnssec,
342 int nocaps, int check_ratelimit, struct sockaddr_storage* addr,
343 socklen_t addrlen, uint8_t* zone, size_t zonelen, int tcp_upstream,
344 int ssl_upstream, char* tls_auth_name, struct module_qstate* q,
345 int* was_ratelimited))
346 {
347 if(fptr == &worker_send_query) return 1;
348 else if(fptr == &libworker_send_query) return 1;
349 return 0;
350 }
351
352 int
fptr_whitelist_modenv_detach_subs(void (* fptr)(struct module_qstate * qstate))353 fptr_whitelist_modenv_detach_subs(void (*fptr)(
354 struct module_qstate* qstate))
355 {
356 if(fptr == &mesh_detach_subs) return 1;
357 return 0;
358 }
359
360 int
fptr_whitelist_modenv_attach_sub(int (* fptr)(struct module_qstate * qstate,struct query_info * qinfo,uint16_t qflags,int prime,int valrec,struct module_qstate ** newq))361 fptr_whitelist_modenv_attach_sub(int (*fptr)(
362 struct module_qstate* qstate, struct query_info* qinfo,
363 uint16_t qflags, int prime, int valrec, struct module_qstate** newq))
364 {
365 if(fptr == &mesh_attach_sub) return 1;
366 return 0;
367 }
368
369 int
fptr_whitelist_modenv_add_sub(int (* fptr)(struct module_qstate * qstate,struct query_info * qinfo,uint16_t qflags,int prime,int valrec,struct module_qstate ** newq,struct mesh_state ** sub))370 fptr_whitelist_modenv_add_sub(int (*fptr)(
371 struct module_qstate* qstate, struct query_info* qinfo,
372 uint16_t qflags, int prime, int valrec, struct module_qstate** newq,
373 struct mesh_state** sub))
374 {
375 if(fptr == &mesh_add_sub) return 1;
376 return 0;
377 }
378
379 int
fptr_whitelist_modenv_kill_sub(void (* fptr)(struct module_qstate * newq))380 fptr_whitelist_modenv_kill_sub(void (*fptr)(struct module_qstate* newq))
381 {
382 if(fptr == &mesh_state_delete) return 1;
383 return 0;
384 }
385
386 int
fptr_whitelist_modenv_detect_cycle(int (* fptr)(struct module_qstate * qstate,struct query_info * qinfo,uint16_t flags,int prime,int valrec))387 fptr_whitelist_modenv_detect_cycle(int (*fptr)(
388 struct module_qstate* qstate, struct query_info* qinfo,
389 uint16_t flags, int prime, int valrec))
390 {
391 if(fptr == &mesh_detect_cycle) return 1;
392 return 0;
393 }
394
395 int
fptr_whitelist_mod_init(int (* fptr)(struct module_env * env,int id))396 fptr_whitelist_mod_init(int (*fptr)(struct module_env* env, int id))
397 {
398 if(fptr == &iter_init) return 1;
399 else if(fptr == &val_init) return 1;
400 else if(fptr == &dns64_init) return 1;
401 else if(fptr == &respip_init) return 1;
402 #ifdef WITH_PYTHONMODULE
403 else if(fptr == &pythonmod_init) return 1;
404 #endif
405 #ifdef WITH_DYNLIBMODULE
406 else if(fptr == &dynlibmod_init) return 1;
407 #endif
408 #ifdef USE_CACHEDB
409 else if(fptr == &cachedb_init) return 1;
410 #endif
411 #ifdef USE_IPSECMOD
412 else if(fptr == &ipsecmod_init) return 1;
413 #endif
414 #ifdef CLIENT_SUBNET
415 else if(fptr == &subnetmod_init) return 1;
416 #endif
417 #ifdef USE_IPSET
418 else if(fptr == &ipset_init) return 1;
419 #endif
420 return 0;
421 }
422
423 int
fptr_whitelist_mod_deinit(void (* fptr)(struct module_env * env,int id))424 fptr_whitelist_mod_deinit(void (*fptr)(struct module_env* env, int id))
425 {
426 if(fptr == &iter_deinit) return 1;
427 else if(fptr == &val_deinit) return 1;
428 else if(fptr == &dns64_deinit) return 1;
429 else if(fptr == &respip_deinit) return 1;
430 #ifdef WITH_PYTHONMODULE
431 else if(fptr == &pythonmod_deinit) return 1;
432 #endif
433 #ifdef WITH_DYNLIBMODULE
434 else if(fptr == &dynlibmod_deinit) return 1;
435 #endif
436 #ifdef USE_CACHEDB
437 else if(fptr == &cachedb_deinit) return 1;
438 #endif
439 #ifdef USE_IPSECMOD
440 else if(fptr == &ipsecmod_deinit) return 1;
441 #endif
442 #ifdef CLIENT_SUBNET
443 else if(fptr == &subnetmod_deinit) return 1;
444 #endif
445 #ifdef USE_IPSET
446 else if(fptr == &ipset_deinit) return 1;
447 #endif
448 return 0;
449 }
450
451 int
fptr_whitelist_mod_operate(void (* fptr)(struct module_qstate * qstate,enum module_ev event,int id,struct outbound_entry * outbound))452 fptr_whitelist_mod_operate(void (*fptr)(struct module_qstate* qstate,
453 enum module_ev event, int id, struct outbound_entry* outbound))
454 {
455 if(fptr == &iter_operate) return 1;
456 else if(fptr == &val_operate) return 1;
457 else if(fptr == &dns64_operate) return 1;
458 else if(fptr == &respip_operate) return 1;
459 #ifdef WITH_PYTHONMODULE
460 else if(fptr == &pythonmod_operate) return 1;
461 #endif
462 #ifdef WITH_DYNLIBMODULE
463 else if(fptr == &dynlibmod_operate) return 1;
464 #endif
465 #ifdef USE_CACHEDB
466 else if(fptr == &cachedb_operate) return 1;
467 #endif
468 #ifdef USE_IPSECMOD
469 else if(fptr == &ipsecmod_operate) return 1;
470 #endif
471 #ifdef CLIENT_SUBNET
472 else if(fptr == &subnetmod_operate) return 1;
473 #endif
474 #ifdef USE_IPSET
475 else if(fptr == &ipset_operate) return 1;
476 #endif
477 return 0;
478 }
479
480 int
fptr_whitelist_mod_inform_super(void (* fptr)(struct module_qstate * qstate,int id,struct module_qstate * super))481 fptr_whitelist_mod_inform_super(void (*fptr)(
482 struct module_qstate* qstate, int id, struct module_qstate* super))
483 {
484 if(fptr == &iter_inform_super) return 1;
485 else if(fptr == &val_inform_super) return 1;
486 else if(fptr == &dns64_inform_super) return 1;
487 else if(fptr == &respip_inform_super) return 1;
488 #ifdef WITH_PYTHONMODULE
489 else if(fptr == &pythonmod_inform_super) return 1;
490 #endif
491 #ifdef WITH_DYNLIBMODULE
492 else if(fptr == &dynlibmod_inform_super) return 1;
493 #endif
494 #ifdef USE_CACHEDB
495 else if(fptr == &cachedb_inform_super) return 1;
496 #endif
497 #ifdef USE_IPSECMOD
498 else if(fptr == &ipsecmod_inform_super) return 1;
499 #endif
500 #ifdef CLIENT_SUBNET
501 else if(fptr == &subnetmod_inform_super) return 1;
502 #endif
503 #ifdef USE_IPSET
504 else if(fptr == &ipset_inform_super) return 1;
505 #endif
506 return 0;
507 }
508
509 int
fptr_whitelist_mod_clear(void (* fptr)(struct module_qstate * qstate,int id))510 fptr_whitelist_mod_clear(void (*fptr)(struct module_qstate* qstate,
511 int id))
512 {
513 if(fptr == &iter_clear) return 1;
514 else if(fptr == &val_clear) return 1;
515 else if(fptr == &dns64_clear) return 1;
516 else if(fptr == &respip_clear) return 1;
517 #ifdef WITH_PYTHONMODULE
518 else if(fptr == &pythonmod_clear) return 1;
519 #endif
520 #ifdef WITH_DYNLIBMODULE
521 else if(fptr == &dynlibmod_clear) return 1;
522 #endif
523 #ifdef USE_CACHEDB
524 else if(fptr == &cachedb_clear) return 1;
525 #endif
526 #ifdef USE_IPSECMOD
527 else if(fptr == &ipsecmod_clear) return 1;
528 #endif
529 #ifdef CLIENT_SUBNET
530 else if(fptr == &subnetmod_clear) return 1;
531 #endif
532 #ifdef USE_IPSET
533 else if(fptr == &ipset_clear) return 1;
534 #endif
535 return 0;
536 }
537
538 int
fptr_whitelist_mod_get_mem(size_t (* fptr)(struct module_env * env,int id))539 fptr_whitelist_mod_get_mem(size_t (*fptr)(struct module_env* env, int id))
540 {
541 if(fptr == &iter_get_mem) return 1;
542 else if(fptr == &val_get_mem) return 1;
543 else if(fptr == &dns64_get_mem) return 1;
544 else if(fptr == &respip_get_mem) return 1;
545 #ifdef WITH_PYTHONMODULE
546 else if(fptr == &pythonmod_get_mem) return 1;
547 #endif
548 #ifdef WITH_DYNLIBMODULE
549 else if(fptr == &dynlibmod_get_mem) return 1;
550 #endif
551 #ifdef USE_CACHEDB
552 else if(fptr == &cachedb_get_mem) return 1;
553 #endif
554 #ifdef USE_IPSECMOD
555 else if(fptr == &ipsecmod_get_mem) return 1;
556 #endif
557 #ifdef CLIENT_SUBNET
558 else if(fptr == &subnetmod_get_mem) return 1;
559 #endif
560 #ifdef USE_IPSET
561 else if(fptr == &ipset_get_mem) return 1;
562 #endif
563 return 0;
564 }
565
566 int
fptr_whitelist_alloc_cleanup(void (* fptr)(void *))567 fptr_whitelist_alloc_cleanup(void (*fptr)(void*))
568 {
569 if(fptr == &worker_alloc_cleanup) return 1;
570 return 0;
571 }
572
fptr_whitelist_tube_listen(tube_callback_type * fptr)573 int fptr_whitelist_tube_listen(tube_callback_type* fptr)
574 {
575 if(fptr == &worker_handle_control_cmd) return 1;
576 else if(fptr == &libworker_handle_control_cmd) return 1;
577 return 0;
578 }
579
fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)580 int fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)
581 {
582 if(fptr == &libworker_fg_done_cb) return 1;
583 else if(fptr == &libworker_bg_done_cb) return 1;
584 else if(fptr == &libworker_event_done_cb) return 1;
585 else if(fptr == &probe_answer_cb) return 1;
586 else if(fptr == &auth_xfer_probe_lookup_callback) return 1;
587 else if(fptr == &auth_xfer_transfer_lookup_callback) return 1;
588 else if(fptr == &auth_zonemd_dnskey_lookup_callback) return 1;
589 return 0;
590 }
591
fptr_whitelist_print_func(void (* fptr)(char *,void *))592 int fptr_whitelist_print_func(void (*fptr)(char*,void*))
593 {
594 if(fptr == &config_print_func) return 1;
595 else if(fptr == &config_collate_func) return 1;
596 else if(fptr == &remote_get_opt_ssl) return 1;
597 return 0;
598 }
599
fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type * fptr,enum inplace_cb_list_type type)600 int fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type* fptr,
601 enum inplace_cb_list_type type)
602 {
603 #ifndef WITH_PYTHONMODULE
604 (void)fptr;
605 #endif
606 if(type == inplace_cb_reply) {
607 #ifdef WITH_PYTHONMODULE
608 if(fptr == &python_inplace_cb_reply_generic) return 1;
609 #endif
610 #ifdef WITH_DYNLIBMODULE
611 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
612 #endif
613 } else if(type == inplace_cb_reply_cache) {
614 #ifdef WITH_PYTHONMODULE
615 if(fptr == &python_inplace_cb_reply_generic) return 1;
616 #endif
617 #ifdef WITH_DYNLIBMODULE
618 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
619 #endif
620 } else if(type == inplace_cb_reply_local) {
621 #ifdef WITH_PYTHONMODULE
622 if(fptr == &python_inplace_cb_reply_generic) return 1;
623 #endif
624 #ifdef WITH_DYNLIBMODULE
625 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
626 #endif
627 } else if(type == inplace_cb_reply_servfail) {
628 #ifdef WITH_PYTHONMODULE
629 if(fptr == &python_inplace_cb_reply_generic) return 1;
630 #endif
631 #ifdef WITH_DYNLIBMODULE
632 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
633 #endif
634 }
635 return 0;
636 }
637
fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type * fptr)638 int fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type* fptr)
639 {
640 #ifdef CLIENT_SUBNET
641 if(fptr == &ecs_whitelist_check)
642 return 1;
643 #endif
644 #ifdef WITH_PYTHONMODULE
645 if(fptr == &python_inplace_cb_query_generic)
646 return 1;
647 #endif
648 #ifdef WITH_DYNLIBMODULE
649 if(fptr == &dynlib_inplace_cb_query_generic)
650 return 1;
651 #endif
652 (void)fptr;
653 return 0;
654 }
655
fptr_whitelist_inplace_cb_edns_back_parsed(inplace_cb_edns_back_parsed_func_type * fptr)656 int fptr_whitelist_inplace_cb_edns_back_parsed(
657 inplace_cb_edns_back_parsed_func_type* fptr)
658 {
659 #ifdef CLIENT_SUBNET
660 if(fptr == &ecs_edns_back_parsed)
661 return 1;
662 #else
663 (void)fptr;
664 #endif
665 #ifdef WITH_PYTHONMODULE
666 if(fptr == &python_inplace_cb_edns_back_parsed_call)
667 return 1;
668 #endif
669 #ifdef WITH_DYNLIBMODULE
670 if(fptr == &dynlib_inplace_cb_edns_back_parsed)
671 return 1;
672 #endif
673 return 0;
674 }
675
fptr_whitelist_inplace_cb_query_response(inplace_cb_query_response_func_type * fptr)676 int fptr_whitelist_inplace_cb_query_response(
677 inplace_cb_query_response_func_type* fptr)
678 {
679 #ifdef CLIENT_SUBNET
680 if(fptr == &ecs_query_response)
681 return 1;
682 #else
683 (void)fptr;
684 #endif
685 #ifdef WITH_PYTHONMODULE
686 if(fptr == &python_inplace_cb_query_response)
687 return 1;
688 #endif
689 #ifdef WITH_DYNLIBMODULE
690 if(fptr == &dynlib_inplace_cb_query_response)
691 return 1;
692 #endif
693 return 0;
694 }
695
fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type * fptr)696 int fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type* fptr)
697 {
698 if(fptr == &mesh_serve_expired_lookup)
699 return 1;
700 return 0;
701 }
702