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/listen_dnsport.h"
51 #include "services/mesh.h"
52 #include "services/localzone.h"
53 #include "services/authzone.h"
54 #include "services/cache/infra.h"
55 #include "services/cache/rrset.h"
56 #include "services/view.h"
57 #include "dns64/dns64.h"
58 #include "iterator/iterator.h"
59 #include "iterator/iter_fwd.h"
60 #include "validator/validator.h"
61 #include "validator/val_anchor.h"
62 #include "validator/val_nsec3.h"
63 #include "validator/val_sigcrypt.h"
64 #include "validator/val_kentry.h"
65 #include "validator/val_neg.h"
66 #include "validator/autotrust.h"
67 #include "util/data/msgreply.h"
68 #include "util/data/packed_rrset.h"
69 #include "util/storage/slabhash.h"
70 #include "util/storage/dnstree.h"
71 #include "util/locks.h"
72 #include "libunbound/libworker.h"
73 #include "libunbound/context.h"
74 #include "libunbound/worker.h"
75 #include "util/tube.h"
76 #include "util/config_file.h"
77 #ifdef UB_ON_WINDOWS
78 #include "winrc/win_svc.h"
79 #endif
80 #include "respip/respip.h"
81
82 #ifdef WITH_PYTHONMODULE
83 #include "pythonmod/pythonmod.h"
84 #endif
85 #ifdef WITH_DYNLIBMODULE
86 #include "dynlibmod/dynlibmod.h"
87 #endif
88 #ifdef USE_CACHEDB
89 #include "cachedb/cachedb.h"
90 #endif
91 #ifdef USE_IPSECMOD
92 #include "ipsecmod/ipsecmod.h"
93 #endif
94 #ifdef CLIENT_SUBNET
95 #include "edns-subnet/subnetmod.h"
96 #endif
97 #ifdef USE_IPSET
98 #include "ipset/ipset.h"
99 #endif
100 #ifdef USE_DNSTAP
101 #include "dnstap/dtstream.h"
102 #endif
103
104 int
fptr_whitelist_comm_point(comm_point_callback_type * fptr)105 fptr_whitelist_comm_point(comm_point_callback_type *fptr)
106 {
107 if(fptr == &worker_handle_request) return 1;
108 else if(fptr == &outnet_udp_cb) return 1;
109 else if(fptr == &outnet_tcp_cb) return 1;
110 else if(fptr == &tube_handle_listen) return 1;
111 else if(fptr == &auth_xfer_probe_udp_callback) return 1;
112 else if(fptr == &auth_xfer_transfer_tcp_callback) return 1;
113 else if(fptr == &auth_xfer_transfer_http_callback) return 1;
114 return 0;
115 }
116
117 int
fptr_whitelist_comm_point_raw(comm_point_callback_type * fptr)118 fptr_whitelist_comm_point_raw(comm_point_callback_type *fptr)
119 {
120 if(fptr == &tube_handle_listen) return 1;
121 else if(fptr == &tube_handle_write) return 1;
122 else if(fptr == &remote_accept_callback) return 1;
123 else if(fptr == &remote_control_callback) return 1;
124 return 0;
125 }
126
127 int
fptr_whitelist_comm_timer(void (* fptr)(void *))128 fptr_whitelist_comm_timer(void (*fptr)(void*))
129 {
130 if(fptr == &pending_udp_timer_cb) return 1;
131 else if(fptr == &outnet_tcptimer) return 1;
132 else if(fptr == &pending_udp_timer_delay_cb) return 1;
133 else if(fptr == &worker_stat_timer_cb) return 1;
134 else if(fptr == &worker_probe_timer_cb) return 1;
135 else if(fptr == &validate_suspend_timer_cb) return 1;
136 #ifdef HAVE_NGTCP2
137 else if(fptr == &doq_timer_cb) return 1;
138 #endif
139 #ifdef UB_ON_WINDOWS
140 else if(fptr == &wsvc_cron_cb) return 1;
141 #endif
142 else if(fptr == &auth_xfer_timer) return 1;
143 else if(fptr == &auth_xfer_probe_timer_callback) return 1;
144 else if(fptr == &auth_xfer_transfer_timer_callback) return 1;
145 else if(fptr == &mesh_serve_expired_callback) return 1;
146 else if(fptr == &serviced_timer_cb) return 1;
147 #ifdef USE_DNSTAP
148 else if(fptr == &mq_wakeup_cb) return 1;
149 #endif
150 return 0;
151 }
152
153 int
fptr_whitelist_comm_signal(void (* fptr)(int,void *))154 fptr_whitelist_comm_signal(void (*fptr)(int, void*))
155 {
156 if(fptr == &worker_sighandler) return 1;
157 return 0;
158 }
159
fptr_whitelist_start_accept(void (* fptr)(void *))160 int fptr_whitelist_start_accept(void (*fptr)(void*))
161 {
162 if(fptr == &worker_start_accept) return 1;
163 return 0;
164 }
165
fptr_whitelist_stop_accept(void (* fptr)(void *))166 int fptr_whitelist_stop_accept(void (*fptr)(void*))
167 {
168 if(fptr == &worker_stop_accept) return 1;
169 return 0;
170 }
171
172 int
fptr_whitelist_event(void (* fptr)(int,short,void *))173 fptr_whitelist_event(void (*fptr)(int, short, void *))
174 {
175 if(fptr == &comm_point_udp_callback) return 1;
176 #if defined(AF_INET6) && defined(IPV6_PKTINFO) && defined(HAVE_RECVMSG)
177 else if(fptr == &comm_point_udp_ancil_callback) return 1;
178 #endif
179 else if(fptr == &comm_point_tcp_accept_callback) return 1;
180 else if(fptr == &comm_point_tcp_handle_callback) return 1;
181 else if(fptr == &comm_timer_callback) return 1;
182 else if(fptr == &comm_signal_callback) return 1;
183 else if(fptr == &comm_point_local_handle_callback) return 1;
184 else if(fptr == &comm_point_raw_handle_callback) return 1;
185 else if(fptr == &tube_handle_signal) return 1;
186 else if(fptr == &comm_base_handle_slow_accept) return 1;
187 else if(fptr == &comm_point_http_handle_callback) return 1;
188 #ifdef HAVE_NGTCP2
189 else if(fptr == &comm_point_doq_callback) return 1;
190 #endif
191 #ifdef USE_DNSTAP
192 else if(fptr == &dtio_output_cb) return 1;
193 else if(fptr == &dtio_cmd_cb) return 1;
194 else if(fptr == &dtio_reconnect_timeout_cb) return 1;
195 else if(fptr == &dtio_stop_timer_cb) return 1;
196 else if(fptr == &dtio_stop_ev_cb) return 1;
197 else if(fptr == &dtio_tap_callback) return 1;
198 else if(fptr == &dtio_mainfdcallback) return 1;
199 #endif
200 #ifdef HAVE_NGTCP2
201 else if(fptr == &doq_client_event_cb) return 1;
202 else if(fptr == &doq_client_timer_cb) return 1;
203 #endif
204 #ifdef UB_ON_WINDOWS
205 else if(fptr == &worker_win_stop_cb) return 1;
206 #endif
207 return 0;
208 }
209
210 int
fptr_whitelist_pending_udp(comm_point_callback_type * fptr)211 fptr_whitelist_pending_udp(comm_point_callback_type *fptr)
212 {
213 if(fptr == &serviced_udp_callback) return 1;
214 return 0;
215 }
216
217 int
fptr_whitelist_pending_tcp(comm_point_callback_type * fptr)218 fptr_whitelist_pending_tcp(comm_point_callback_type *fptr)
219 {
220 if(fptr == &serviced_tcp_callback) return 1;
221 return 0;
222 }
223
224 int
fptr_whitelist_serviced_query(comm_point_callback_type * fptr)225 fptr_whitelist_serviced_query(comm_point_callback_type *fptr)
226 {
227 if(fptr == &worker_handle_service_reply) return 1;
228 else if(fptr == &libworker_handle_service_reply) return 1;
229 return 0;
230 }
231
232 int
fptr_whitelist_rbtree_cmp(int (* fptr)(const void *,const void *))233 fptr_whitelist_rbtree_cmp(int (*fptr) (const void *, const void *))
234 {
235 if(fptr == &mesh_state_compare) return 1;
236 else if(fptr == &mesh_state_ref_compare) return 1;
237 else if(fptr == &addr_tree_compare) return 1;
238 else if(fptr == &addr_tree_addrport_compare) return 1;
239 else if(fptr == &local_zone_cmp) return 1;
240 else if(fptr == &local_data_cmp) return 1;
241 else if(fptr == &fwd_cmp) return 1;
242 else if(fptr == &pending_cmp) return 1;
243 else if(fptr == &serviced_cmp) return 1;
244 else if(fptr == &reuse_cmp) return 1;
245 else if(fptr == &reuse_id_cmp) return 1;
246 else if(fptr == &name_tree_compare) return 1;
247 else if(fptr == &order_lock_cmp) return 1;
248 else if(fptr == &codeline_cmp) return 1;
249 else if(fptr == &nsec3_hash_cmp) return 1;
250 else if(fptr == &mini_ev_cmp) return 1;
251 else if(fptr == &anchor_cmp) return 1;
252 else if(fptr == &canonical_tree_compare) return 1;
253 else if(fptr == &context_query_cmp) return 1;
254 else if(fptr == &val_neg_data_compare) return 1;
255 else if(fptr == &val_neg_zone_compare) return 1;
256 else if(fptr == &probetree_cmp) return 1;
257 else if(fptr == &replay_var_compare) return 1;
258 else if(fptr == &view_cmp) return 1;
259 else if(fptr == &auth_zone_cmp) return 1;
260 else if(fptr == &auth_data_cmp) return 1;
261 else if(fptr == &auth_xfer_cmp) return 1;
262 #ifdef HAVE_NGTCP2
263 else if(fptr == &doq_conn_cmp) return 1;
264 else if(fptr == &doq_conid_cmp) return 1;
265 else if(fptr == &doq_timer_cmp) return 1;
266 else if(fptr == &doq_stream_cmp) return 1;
267 #endif
268 return 0;
269 }
270
271 int
fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)272 fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)
273 {
274 if(fptr == &msgreply_sizefunc) return 1;
275 else if(fptr == &ub_rrset_sizefunc) return 1;
276 else if(fptr == &infra_sizefunc) return 1;
277 else if(fptr == &key_entry_sizefunc) return 1;
278 else if(fptr == &rate_sizefunc) return 1;
279 else if(fptr == &ip_rate_sizefunc) return 1;
280 else if(fptr == &test_slabhash_sizefunc) return 1;
281 #ifdef CLIENT_SUBNET
282 else if(fptr == &msg_cache_sizefunc) return 1;
283 #endif
284 #ifdef USE_DNSCRYPT
285 else if(fptr == &dnsc_shared_secrets_sizefunc) return 1;
286 else if(fptr == &dnsc_nonces_sizefunc) return 1;
287 #endif
288 return 0;
289 }
290
291 int
fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)292 fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)
293 {
294 if(fptr == &query_info_compare) return 1;
295 else if(fptr == &ub_rrset_compare) return 1;
296 else if(fptr == &infra_compfunc) return 1;
297 else if(fptr == &key_entry_compfunc) return 1;
298 else if(fptr == &rate_compfunc) return 1;
299 else if(fptr == &ip_rate_compfunc) return 1;
300 else if(fptr == &test_slabhash_compfunc) return 1;
301 #ifdef USE_DNSCRYPT
302 else if(fptr == &dnsc_shared_secrets_compfunc) return 1;
303 else if(fptr == &dnsc_nonces_compfunc) return 1;
304 #endif
305 return 0;
306 }
307
308 int
fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)309 fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)
310 {
311 if(fptr == &query_entry_delete) return 1;
312 else if(fptr == &ub_rrset_key_delete) return 1;
313 else if(fptr == &infra_delkeyfunc) return 1;
314 else if(fptr == &key_entry_delkeyfunc) return 1;
315 else if(fptr == &rate_delkeyfunc) return 1;
316 else if(fptr == &ip_rate_delkeyfunc) return 1;
317 else if(fptr == &test_slabhash_delkey) return 1;
318 #ifdef USE_DNSCRYPT
319 else if(fptr == &dnsc_shared_secrets_delkeyfunc) return 1;
320 else if(fptr == &dnsc_nonces_delkeyfunc) return 1;
321 #endif
322 return 0;
323 }
324
325 int
fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)326 fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)
327 {
328 if(fptr == &reply_info_delete) return 1;
329 else if(fptr == &rrset_data_delete) return 1;
330 else if(fptr == &infra_deldatafunc) return 1;
331 else if(fptr == &key_entry_deldatafunc) return 1;
332 else if(fptr == &rate_deldatafunc) return 1;
333 else if(fptr == &test_slabhash_deldata) return 1;
334 #ifdef CLIENT_SUBNET
335 else if(fptr == &subnet_data_delete) return 1;
336 #endif
337 #ifdef USE_DNSCRYPT
338 else if(fptr == &dnsc_shared_secrets_deldatafunc) return 1;
339 else if(fptr == &dnsc_nonces_deldatafunc) return 1;
340 #endif
341 return 0;
342 }
343
344 int
fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)345 fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)
346 {
347 if(fptr == NULL) return 1;
348 else if(fptr == &rrset_markdel) return 1;
349 #ifdef CLIENT_SUBNET
350 else if(fptr == &subnet_markdel) return 1;
351 #endif
352 return 0;
353 }
354
355 /** whitelist env->send_query callbacks */
356 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))357 fptr_whitelist_modenv_send_query(struct outbound_entry* (*fptr)(
358 struct query_info* qinfo, uint16_t flags, int dnssec, int want_dnssec,
359 int nocaps, int check_ratelimit, struct sockaddr_storage* addr,
360 socklen_t addrlen, uint8_t* zone, size_t zonelen, int tcp_upstream,
361 int ssl_upstream, char* tls_auth_name, struct module_qstate* q,
362 int* was_ratelimited))
363 {
364 if(fptr == &worker_send_query) return 1;
365 else if(fptr == &libworker_send_query) return 1;
366 return 0;
367 }
368
369 int
fptr_whitelist_modenv_detach_subs(void (* fptr)(struct module_qstate * qstate))370 fptr_whitelist_modenv_detach_subs(void (*fptr)(
371 struct module_qstate* qstate))
372 {
373 if(fptr == &mesh_detach_subs) return 1;
374 return 0;
375 }
376
377 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))378 fptr_whitelist_modenv_attach_sub(int (*fptr)(
379 struct module_qstate* qstate, struct query_info* qinfo,
380 uint16_t qflags, int prime, int valrec, struct module_qstate** newq))
381 {
382 if(fptr == &mesh_attach_sub) return 1;
383 return 0;
384 }
385
386 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))387 fptr_whitelist_modenv_add_sub(int (*fptr)(
388 struct module_qstate* qstate, struct query_info* qinfo,
389 uint16_t qflags, int prime, int valrec, struct module_qstate** newq,
390 struct mesh_state** sub))
391 {
392 if(fptr == &mesh_add_sub) return 1;
393 return 0;
394 }
395
396 int
fptr_whitelist_modenv_kill_sub(void (* fptr)(struct module_qstate * newq))397 fptr_whitelist_modenv_kill_sub(void (*fptr)(struct module_qstate* newq))
398 {
399 if(fptr == &mesh_state_delete) return 1;
400 return 0;
401 }
402
403 int
fptr_whitelist_modenv_detect_cycle(int (* fptr)(struct module_qstate * qstate,struct query_info * qinfo,uint16_t flags,int prime,int valrec))404 fptr_whitelist_modenv_detect_cycle(int (*fptr)(
405 struct module_qstate* qstate, struct query_info* qinfo,
406 uint16_t flags, int prime, int valrec))
407 {
408 if(fptr == &mesh_detect_cycle) return 1;
409 return 0;
410 }
411
412 int
fptr_whitelist_mod_init(int (* fptr)(struct module_env * env,int id))413 fptr_whitelist_mod_init(int (*fptr)(struct module_env* env, int id))
414 {
415 if(fptr == &iter_init) return 1;
416 else if(fptr == &val_init) return 1;
417 else if(fptr == &dns64_init) return 1;
418 else if(fptr == &respip_init) return 1;
419 #ifdef WITH_PYTHONMODULE
420 else if(fptr == &pythonmod_init) return 1;
421 #endif
422 #ifdef WITH_DYNLIBMODULE
423 else if(fptr == &dynlibmod_init) return 1;
424 #endif
425 #ifdef USE_CACHEDB
426 else if(fptr == &cachedb_init) return 1;
427 #endif
428 #ifdef USE_IPSECMOD
429 else if(fptr == &ipsecmod_init) return 1;
430 #endif
431 #ifdef CLIENT_SUBNET
432 else if(fptr == &subnetmod_init) return 1;
433 #endif
434 #ifdef USE_IPSET
435 else if(fptr == &ipset_init) return 1;
436 #endif
437 return 0;
438 }
439
440 int
fptr_whitelist_mod_deinit(void (* fptr)(struct module_env * env,int id))441 fptr_whitelist_mod_deinit(void (*fptr)(struct module_env* env, int id))
442 {
443 if(fptr == &iter_deinit) return 1;
444 else if(fptr == &val_deinit) return 1;
445 else if(fptr == &dns64_deinit) return 1;
446 else if(fptr == &respip_deinit) return 1;
447 #ifdef WITH_PYTHONMODULE
448 else if(fptr == &pythonmod_deinit) return 1;
449 #endif
450 #ifdef WITH_DYNLIBMODULE
451 else if(fptr == &dynlibmod_deinit) return 1;
452 #endif
453 #ifdef USE_CACHEDB
454 else if(fptr == &cachedb_deinit) return 1;
455 #endif
456 #ifdef USE_IPSECMOD
457 else if(fptr == &ipsecmod_deinit) return 1;
458 #endif
459 #ifdef CLIENT_SUBNET
460 else if(fptr == &subnetmod_deinit) return 1;
461 #endif
462 #ifdef USE_IPSET
463 else if(fptr == &ipset_deinit) return 1;
464 #endif
465 return 0;
466 }
467
468 int
fptr_whitelist_mod_startup(int (* fptr)(struct module_env * env,int id))469 fptr_whitelist_mod_startup(int (*fptr)(struct module_env* env, int id))
470 {
471 #ifdef USE_IPSET
472 if(fptr == &ipset_startup) return 1;
473 #else
474 (void)fptr;
475 #endif
476 return 0;
477 }
478
479 int
fptr_whitelist_mod_destartup(void (* fptr)(struct module_env * env,int id))480 fptr_whitelist_mod_destartup(void (*fptr)(struct module_env* env, int id))
481 {
482 #ifdef USE_IPSET
483 if(fptr == &ipset_destartup) return 1;
484 #else
485 (void)fptr;
486 #endif
487 return 0;
488 }
489
490 int
fptr_whitelist_mod_operate(void (* fptr)(struct module_qstate * qstate,enum module_ev event,int id,struct outbound_entry * outbound))491 fptr_whitelist_mod_operate(void (*fptr)(struct module_qstate* qstate,
492 enum module_ev event, int id, struct outbound_entry* outbound))
493 {
494 if(fptr == &iter_operate) return 1;
495 else if(fptr == &val_operate) return 1;
496 else if(fptr == &dns64_operate) return 1;
497 else if(fptr == &respip_operate) return 1;
498 #ifdef WITH_PYTHONMODULE
499 else if(fptr == &pythonmod_operate) return 1;
500 #endif
501 #ifdef WITH_DYNLIBMODULE
502 else if(fptr == &dynlibmod_operate) return 1;
503 #endif
504 #ifdef USE_CACHEDB
505 else if(fptr == &cachedb_operate) return 1;
506 #endif
507 #ifdef USE_IPSECMOD
508 else if(fptr == &ipsecmod_operate) return 1;
509 #endif
510 #ifdef CLIENT_SUBNET
511 else if(fptr == &subnetmod_operate) return 1;
512 #endif
513 #ifdef USE_IPSET
514 else if(fptr == &ipset_operate) return 1;
515 #endif
516 return 0;
517 }
518
519 int
fptr_whitelist_mod_inform_super(void (* fptr)(struct module_qstate * qstate,int id,struct module_qstate * super))520 fptr_whitelist_mod_inform_super(void (*fptr)(
521 struct module_qstate* qstate, int id, struct module_qstate* super))
522 {
523 if(fptr == &iter_inform_super) return 1;
524 else if(fptr == &val_inform_super) return 1;
525 else if(fptr == &dns64_inform_super) return 1;
526 else if(fptr == &respip_inform_super) return 1;
527 #ifdef WITH_PYTHONMODULE
528 else if(fptr == &pythonmod_inform_super) return 1;
529 #endif
530 #ifdef WITH_DYNLIBMODULE
531 else if(fptr == &dynlibmod_inform_super) return 1;
532 #endif
533 #ifdef USE_CACHEDB
534 else if(fptr == &cachedb_inform_super) return 1;
535 #endif
536 #ifdef USE_IPSECMOD
537 else if(fptr == &ipsecmod_inform_super) return 1;
538 #endif
539 #ifdef CLIENT_SUBNET
540 else if(fptr == &subnetmod_inform_super) return 1;
541 #endif
542 #ifdef USE_IPSET
543 else if(fptr == &ipset_inform_super) return 1;
544 #endif
545 return 0;
546 }
547
548 int
fptr_whitelist_mod_clear(void (* fptr)(struct module_qstate * qstate,int id))549 fptr_whitelist_mod_clear(void (*fptr)(struct module_qstate* qstate,
550 int id))
551 {
552 if(fptr == &iter_clear) return 1;
553 else if(fptr == &val_clear) return 1;
554 else if(fptr == &dns64_clear) return 1;
555 else if(fptr == &respip_clear) return 1;
556 #ifdef WITH_PYTHONMODULE
557 else if(fptr == &pythonmod_clear) return 1;
558 #endif
559 #ifdef WITH_DYNLIBMODULE
560 else if(fptr == &dynlibmod_clear) return 1;
561 #endif
562 #ifdef USE_CACHEDB
563 else if(fptr == &cachedb_clear) return 1;
564 #endif
565 #ifdef USE_IPSECMOD
566 else if(fptr == &ipsecmod_clear) return 1;
567 #endif
568 #ifdef CLIENT_SUBNET
569 else if(fptr == &subnetmod_clear) return 1;
570 #endif
571 #ifdef USE_IPSET
572 else if(fptr == &ipset_clear) return 1;
573 #endif
574 return 0;
575 }
576
577 int
fptr_whitelist_mod_get_mem(size_t (* fptr)(struct module_env * env,int id))578 fptr_whitelist_mod_get_mem(size_t (*fptr)(struct module_env* env, int id))
579 {
580 if(fptr == &iter_get_mem) return 1;
581 else if(fptr == &val_get_mem) return 1;
582 else if(fptr == &dns64_get_mem) return 1;
583 else if(fptr == &respip_get_mem) return 1;
584 #ifdef WITH_PYTHONMODULE
585 else if(fptr == &pythonmod_get_mem) return 1;
586 #endif
587 #ifdef WITH_DYNLIBMODULE
588 else if(fptr == &dynlibmod_get_mem) return 1;
589 #endif
590 #ifdef USE_CACHEDB
591 else if(fptr == &cachedb_get_mem) return 1;
592 #endif
593 #ifdef USE_IPSECMOD
594 else if(fptr == &ipsecmod_get_mem) return 1;
595 #endif
596 #ifdef CLIENT_SUBNET
597 else if(fptr == &subnetmod_get_mem) return 1;
598 #endif
599 #ifdef USE_IPSET
600 else if(fptr == &ipset_get_mem) return 1;
601 #endif
602 return 0;
603 }
604
605 int
fptr_whitelist_alloc_cleanup(void (* fptr)(void *))606 fptr_whitelist_alloc_cleanup(void (*fptr)(void*))
607 {
608 if(fptr == &worker_alloc_cleanup) return 1;
609 return 0;
610 }
611
fptr_whitelist_tube_listen(tube_callback_type * fptr)612 int fptr_whitelist_tube_listen(tube_callback_type* fptr)
613 {
614 if(fptr == &worker_handle_control_cmd) return 1;
615 else if(fptr == &libworker_handle_control_cmd) return 1;
616 return 0;
617 }
618
fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)619 int fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)
620 {
621 if(fptr == &libworker_fg_done_cb) return 1;
622 else if(fptr == &libworker_bg_done_cb) return 1;
623 else if(fptr == &libworker_event_done_cb) return 1;
624 else if(fptr == &probe_answer_cb) return 1;
625 else if(fptr == &auth_xfer_probe_lookup_callback) return 1;
626 else if(fptr == &auth_xfer_transfer_lookup_callback) return 1;
627 else if(fptr == &auth_zonemd_dnskey_lookup_callback) return 1;
628 return 0;
629 }
630
fptr_whitelist_print_func(void (* fptr)(char *,void *))631 int fptr_whitelist_print_func(void (*fptr)(char*,void*))
632 {
633 if(fptr == &config_print_func) return 1;
634 else if(fptr == &config_collate_func) return 1;
635 else if(fptr == &remote_get_opt_ssl) return 1;
636 return 0;
637 }
638
fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type * fptr,enum inplace_cb_list_type type)639 int fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type* fptr,
640 enum inplace_cb_list_type type)
641 {
642 #ifndef WITH_PYTHONMODULE
643 (void)fptr;
644 #endif
645 if(type == inplace_cb_reply) {
646 #ifdef WITH_PYTHONMODULE
647 if(fptr == &python_inplace_cb_reply_generic) return 1;
648 #endif
649 #ifdef WITH_DYNLIBMODULE
650 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
651 #endif
652 } else if(type == inplace_cb_reply_cache) {
653 #ifdef WITH_PYTHONMODULE
654 if(fptr == &python_inplace_cb_reply_generic) return 1;
655 #endif
656 #ifdef WITH_DYNLIBMODULE
657 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
658 #endif
659 } else if(type == inplace_cb_reply_local) {
660 #ifdef WITH_PYTHONMODULE
661 if(fptr == &python_inplace_cb_reply_generic) return 1;
662 #endif
663 #ifdef WITH_DYNLIBMODULE
664 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
665 #endif
666 } else if(type == inplace_cb_reply_servfail) {
667 #ifdef WITH_PYTHONMODULE
668 if(fptr == &python_inplace_cb_reply_generic) return 1;
669 #endif
670 #ifdef WITH_DYNLIBMODULE
671 if(fptr == &dynlib_inplace_cb_reply_generic) return 1;
672 #endif
673 }
674 return 0;
675 }
676
fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type * fptr)677 int fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type* fptr)
678 {
679 #ifdef CLIENT_SUBNET
680 if(fptr == &ecs_whitelist_check)
681 return 1;
682 #endif
683 #ifdef WITH_PYTHONMODULE
684 if(fptr == &python_inplace_cb_query_generic)
685 return 1;
686 #endif
687 #ifdef WITH_DYNLIBMODULE
688 if(fptr == &dynlib_inplace_cb_query_generic)
689 return 1;
690 #endif
691 (void)fptr;
692 return 0;
693 }
694
fptr_whitelist_inplace_cb_edns_back_parsed(inplace_cb_edns_back_parsed_func_type * fptr)695 int fptr_whitelist_inplace_cb_edns_back_parsed(
696 inplace_cb_edns_back_parsed_func_type* fptr)
697 {
698 #ifdef CLIENT_SUBNET
699 if(fptr == &ecs_edns_back_parsed)
700 return 1;
701 #else
702 (void)fptr;
703 #endif
704 #ifdef WITH_PYTHONMODULE
705 if(fptr == &python_inplace_cb_edns_back_parsed_call)
706 return 1;
707 #endif
708 #ifdef WITH_DYNLIBMODULE
709 if(fptr == &dynlib_inplace_cb_edns_back_parsed)
710 return 1;
711 #endif
712 return 0;
713 }
714
fptr_whitelist_inplace_cb_query_response(inplace_cb_query_response_func_type * fptr)715 int fptr_whitelist_inplace_cb_query_response(
716 inplace_cb_query_response_func_type* fptr)
717 {
718 #ifdef CLIENT_SUBNET
719 if(fptr == &ecs_query_response)
720 return 1;
721 #else
722 (void)fptr;
723 #endif
724 #ifdef WITH_PYTHONMODULE
725 if(fptr == &python_inplace_cb_query_response)
726 return 1;
727 #endif
728 #ifdef WITH_DYNLIBMODULE
729 if(fptr == &dynlib_inplace_cb_query_response)
730 return 1;
731 #endif
732 return 0;
733 }
734
fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type * fptr)735 int fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type* fptr)
736 {
737 if(fptr == &mesh_serve_expired_lookup)
738 return 1;
739 return 0;
740 }
741