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 USE_CACHEDB
85 #include "cachedb/cachedb.h"
86 #endif
87 #ifdef USE_IPSECMOD
88 #include "ipsecmod/ipsecmod.h"
89 #endif
90 #ifdef CLIENT_SUBNET
91 #include "edns-subnet/subnetmod.h"
92 #endif
93 #ifdef USE_IPSET
94 #include "ipset/ipset.h"
95 #endif
96
97 int
fptr_whitelist_comm_point(comm_point_callback_type * fptr)98 fptr_whitelist_comm_point(comm_point_callback_type *fptr)
99 {
100 if(fptr == &worker_handle_request) return 1;
101 else if(fptr == &outnet_udp_cb) return 1;
102 else if(fptr == &outnet_tcp_cb) return 1;
103 else if(fptr == &tube_handle_listen) return 1;
104 else if(fptr == &auth_xfer_probe_udp_callback) return 1;
105 else if(fptr == &auth_xfer_transfer_tcp_callback) return 1;
106 else if(fptr == &auth_xfer_transfer_http_callback) return 1;
107 return 0;
108 }
109
110 int
fptr_whitelist_comm_point_raw(comm_point_callback_type * fptr)111 fptr_whitelist_comm_point_raw(comm_point_callback_type *fptr)
112 {
113 if(fptr == &tube_handle_listen) return 1;
114 else if(fptr == &tube_handle_write) return 1;
115 else if(fptr == &remote_accept_callback) return 1;
116 else if(fptr == &remote_control_callback) return 1;
117 return 0;
118 }
119
120 int
fptr_whitelist_comm_timer(void (* fptr)(void *))121 fptr_whitelist_comm_timer(void (*fptr)(void*))
122 {
123 if(fptr == &pending_udp_timer_cb) return 1;
124 else if(fptr == &outnet_tcptimer) return 1;
125 else if(fptr == &pending_udp_timer_delay_cb) return 1;
126 else if(fptr == &worker_stat_timer_cb) return 1;
127 else if(fptr == &worker_probe_timer_cb) return 1;
128 #ifdef UB_ON_WINDOWS
129 else if(fptr == &wsvc_cron_cb) return 1;
130 #endif
131 else if(fptr == &auth_xfer_timer) return 1;
132 else if(fptr == &auth_xfer_probe_timer_callback) return 1;
133 else if(fptr == &auth_xfer_transfer_timer_callback) return 1;
134 else if(fptr == &mesh_serve_expired_callback) return 1;
135 return 0;
136 }
137
138 int
fptr_whitelist_comm_signal(void (* fptr)(int,void *))139 fptr_whitelist_comm_signal(void (*fptr)(int, void*))
140 {
141 if(fptr == &worker_sighandler) return 1;
142 return 0;
143 }
144
fptr_whitelist_start_accept(void (* fptr)(void *))145 int fptr_whitelist_start_accept(void (*fptr)(void*))
146 {
147 if(fptr == &worker_start_accept) return 1;
148 return 0;
149 }
150
fptr_whitelist_stop_accept(void (* fptr)(void *))151 int fptr_whitelist_stop_accept(void (*fptr)(void*))
152 {
153 if(fptr == &worker_stop_accept) return 1;
154 return 0;
155 }
156
157 int
fptr_whitelist_event(void (* fptr)(int,short,void *))158 fptr_whitelist_event(void (*fptr)(int, short, void *))
159 {
160 if(fptr == &comm_point_udp_callback) return 1;
161 else if(fptr == &comm_point_udp_ancil_callback) return 1;
162 else if(fptr == &comm_point_tcp_accept_callback) return 1;
163 else if(fptr == &comm_point_tcp_handle_callback) return 1;
164 else if(fptr == &comm_timer_callback) return 1;
165 else if(fptr == &comm_signal_callback) return 1;
166 else if(fptr == &comm_point_local_handle_callback) return 1;
167 else if(fptr == &comm_point_raw_handle_callback) return 1;
168 else if(fptr == &tube_handle_signal) return 1;
169 else if(fptr == &comm_base_handle_slow_accept) return 1;
170 else if(fptr == &comm_point_http_handle_callback) return 1;
171 #ifdef UB_ON_WINDOWS
172 else if(fptr == &worker_win_stop_cb) return 1;
173 #endif
174 return 0;
175 }
176
177 int
fptr_whitelist_pending_udp(comm_point_callback_type * fptr)178 fptr_whitelist_pending_udp(comm_point_callback_type *fptr)
179 {
180 if(fptr == &serviced_udp_callback) return 1;
181 else if(fptr == &worker_handle_reply) return 1;
182 else if(fptr == &libworker_handle_reply) return 1;
183 return 0;
184 }
185
186 int
fptr_whitelist_pending_tcp(comm_point_callback_type * fptr)187 fptr_whitelist_pending_tcp(comm_point_callback_type *fptr)
188 {
189 if(fptr == &serviced_tcp_callback) return 1;
190 else if(fptr == &worker_handle_reply) return 1;
191 else if(fptr == &libworker_handle_reply) return 1;
192 return 0;
193 }
194
195 int
fptr_whitelist_serviced_query(comm_point_callback_type * fptr)196 fptr_whitelist_serviced_query(comm_point_callback_type *fptr)
197 {
198 if(fptr == &worker_handle_service_reply) return 1;
199 else if(fptr == &libworker_handle_service_reply) return 1;
200 return 0;
201 }
202
203 int
fptr_whitelist_rbtree_cmp(int (* fptr)(const void *,const void *))204 fptr_whitelist_rbtree_cmp(int (*fptr) (const void *, const void *))
205 {
206 if(fptr == &mesh_state_compare) return 1;
207 else if(fptr == &mesh_state_ref_compare) return 1;
208 else if(fptr == &addr_tree_compare) return 1;
209 else if(fptr == &local_zone_cmp) return 1;
210 else if(fptr == &local_data_cmp) return 1;
211 else if(fptr == &fwd_cmp) return 1;
212 else if(fptr == &pending_cmp) return 1;
213 else if(fptr == &serviced_cmp) return 1;
214 else if(fptr == &name_tree_compare) return 1;
215 else if(fptr == &order_lock_cmp) return 1;
216 else if(fptr == &codeline_cmp) return 1;
217 else if(fptr == &nsec3_hash_cmp) return 1;
218 else if(fptr == &mini_ev_cmp) return 1;
219 else if(fptr == &anchor_cmp) return 1;
220 else if(fptr == &canonical_tree_compare) return 1;
221 else if(fptr == &context_query_cmp) return 1;
222 else if(fptr == &val_neg_data_compare) return 1;
223 else if(fptr == &val_neg_zone_compare) return 1;
224 else if(fptr == &probetree_cmp) return 1;
225 else if(fptr == &replay_var_compare) return 1;
226 else if(fptr == &view_cmp) return 1;
227 else if(fptr == &auth_zone_cmp) return 1;
228 else if(fptr == &auth_data_cmp) return 1;
229 else if(fptr == &auth_xfer_cmp) return 1;
230 return 0;
231 }
232
233 int
fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)234 fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr)
235 {
236 if(fptr == &msgreply_sizefunc) return 1;
237 else if(fptr == &ub_rrset_sizefunc) return 1;
238 else if(fptr == &infra_sizefunc) return 1;
239 else if(fptr == &key_entry_sizefunc) return 1;
240 else if(fptr == &rate_sizefunc) return 1;
241 else if(fptr == &ip_rate_sizefunc) return 1;
242 else if(fptr == &test_slabhash_sizefunc) return 1;
243 #ifdef CLIENT_SUBNET
244 else if(fptr == &msg_cache_sizefunc) return 1;
245 #endif
246 #ifdef USE_DNSCRYPT
247 else if(fptr == &dnsc_shared_secrets_sizefunc) return 1;
248 else if(fptr == &dnsc_nonces_sizefunc) return 1;
249 #endif
250 return 0;
251 }
252
253 int
fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)254 fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr)
255 {
256 if(fptr == &query_info_compare) return 1;
257 else if(fptr == &ub_rrset_compare) return 1;
258 else if(fptr == &infra_compfunc) return 1;
259 else if(fptr == &key_entry_compfunc) return 1;
260 else if(fptr == &rate_compfunc) return 1;
261 else if(fptr == &ip_rate_compfunc) return 1;
262 else if(fptr == &test_slabhash_compfunc) return 1;
263 #ifdef USE_DNSCRYPT
264 else if(fptr == &dnsc_shared_secrets_compfunc) return 1;
265 else if(fptr == &dnsc_nonces_compfunc) return 1;
266 #endif
267 return 0;
268 }
269
270 int
fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)271 fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr)
272 {
273 if(fptr == &query_entry_delete) return 1;
274 else if(fptr == &ub_rrset_key_delete) return 1;
275 else if(fptr == &infra_delkeyfunc) return 1;
276 else if(fptr == &key_entry_delkeyfunc) return 1;
277 else if(fptr == &rate_delkeyfunc) return 1;
278 else if(fptr == &ip_rate_delkeyfunc) return 1;
279 else if(fptr == &test_slabhash_delkey) return 1;
280 #ifdef USE_DNSCRYPT
281 else if(fptr == &dnsc_shared_secrets_delkeyfunc) return 1;
282 else if(fptr == &dnsc_nonces_delkeyfunc) return 1;
283 #endif
284 return 0;
285 }
286
287 int
fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)288 fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr)
289 {
290 if(fptr == &reply_info_delete) return 1;
291 else if(fptr == &rrset_data_delete) return 1;
292 else if(fptr == &infra_deldatafunc) return 1;
293 else if(fptr == &key_entry_deldatafunc) return 1;
294 else if(fptr == &rate_deldatafunc) return 1;
295 else if(fptr == &test_slabhash_deldata) return 1;
296 #ifdef CLIENT_SUBNET
297 else if(fptr == &subnet_data_delete) return 1;
298 #endif
299 #ifdef USE_DNSCRYPT
300 else if(fptr == &dnsc_shared_secrets_deldatafunc) return 1;
301 else if(fptr == &dnsc_nonces_deldatafunc) return 1;
302 #endif
303 return 0;
304 }
305
306 int
fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)307 fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr)
308 {
309 if(fptr == NULL) return 1;
310 else if(fptr == &rrset_markdel) return 1;
311 #ifdef CLIENT_SUBNET
312 else if(fptr == &subnet_markdel) return 1;
313 #endif
314 return 0;
315 }
316
317 /** whitelist env->send_query callbacks */
318 int
fptr_whitelist_modenv_send_query(struct outbound_entry * (* fptr)(struct query_info * qinfo,uint16_t flags,int dnssec,int want_dnssec,int nocaps,struct sockaddr_storage * addr,socklen_t addrlen,uint8_t * zone,size_t zonelen,int ssl_upstream,char * tls_auth_name,struct module_qstate * q))319 fptr_whitelist_modenv_send_query(struct outbound_entry* (*fptr)(
320 struct query_info* qinfo, uint16_t flags, int dnssec, int want_dnssec,
321 int nocaps, struct sockaddr_storage* addr, socklen_t addrlen,
322 uint8_t* zone, size_t zonelen, int ssl_upstream, char* tls_auth_name,
323 struct module_qstate* q))
324 {
325 if(fptr == &worker_send_query) return 1;
326 else if(fptr == &libworker_send_query) return 1;
327 return 0;
328 }
329
330 int
fptr_whitelist_modenv_detach_subs(void (* fptr)(struct module_qstate * qstate))331 fptr_whitelist_modenv_detach_subs(void (*fptr)(
332 struct module_qstate* qstate))
333 {
334 if(fptr == &mesh_detach_subs) return 1;
335 return 0;
336 }
337
338 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))339 fptr_whitelist_modenv_attach_sub(int (*fptr)(
340 struct module_qstate* qstate, struct query_info* qinfo,
341 uint16_t qflags, int prime, int valrec, struct module_qstate** newq))
342 {
343 if(fptr == &mesh_attach_sub) return 1;
344 return 0;
345 }
346
347 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))348 fptr_whitelist_modenv_add_sub(int (*fptr)(
349 struct module_qstate* qstate, struct query_info* qinfo,
350 uint16_t qflags, int prime, int valrec, struct module_qstate** newq,
351 struct mesh_state** sub))
352 {
353 if(fptr == &mesh_add_sub) return 1;
354 return 0;
355 }
356
357 int
fptr_whitelist_modenv_kill_sub(void (* fptr)(struct module_qstate * newq))358 fptr_whitelist_modenv_kill_sub(void (*fptr)(struct module_qstate* newq))
359 {
360 if(fptr == &mesh_state_delete) return 1;
361 return 0;
362 }
363
364 int
fptr_whitelist_modenv_detect_cycle(int (* fptr)(struct module_qstate * qstate,struct query_info * qinfo,uint16_t flags,int prime,int valrec))365 fptr_whitelist_modenv_detect_cycle(int (*fptr)(
366 struct module_qstate* qstate, struct query_info* qinfo,
367 uint16_t flags, int prime, int valrec))
368 {
369 if(fptr == &mesh_detect_cycle) return 1;
370 return 0;
371 }
372
373 int
fptr_whitelist_mod_init(int (* fptr)(struct module_env * env,int id))374 fptr_whitelist_mod_init(int (*fptr)(struct module_env* env, int id))
375 {
376 if(fptr == &iter_init) return 1;
377 else if(fptr == &val_init) return 1;
378 else if(fptr == &dns64_init) return 1;
379 else if(fptr == &respip_init) return 1;
380 #ifdef WITH_PYTHONMODULE
381 else if(fptr == &pythonmod_init) return 1;
382 #endif
383 #ifdef USE_CACHEDB
384 else if(fptr == &cachedb_init) return 1;
385 #endif
386 #ifdef USE_IPSECMOD
387 else if(fptr == &ipsecmod_init) return 1;
388 #endif
389 #ifdef CLIENT_SUBNET
390 else if(fptr == &subnetmod_init) return 1;
391 #endif
392 #ifdef USE_IPSET
393 else if(fptr == &ipset_init) return 1;
394 #endif
395 return 0;
396 }
397
398 int
fptr_whitelist_mod_deinit(void (* fptr)(struct module_env * env,int id))399 fptr_whitelist_mod_deinit(void (*fptr)(struct module_env* env, int id))
400 {
401 if(fptr == &iter_deinit) return 1;
402 else if(fptr == &val_deinit) return 1;
403 else if(fptr == &dns64_deinit) return 1;
404 else if(fptr == &respip_deinit) return 1;
405 #ifdef WITH_PYTHONMODULE
406 else if(fptr == &pythonmod_deinit) return 1;
407 #endif
408 #ifdef USE_CACHEDB
409 else if(fptr == &cachedb_deinit) return 1;
410 #endif
411 #ifdef USE_IPSECMOD
412 else if(fptr == &ipsecmod_deinit) return 1;
413 #endif
414 #ifdef CLIENT_SUBNET
415 else if(fptr == &subnetmod_deinit) return 1;
416 #endif
417 #ifdef USE_IPSET
418 else if(fptr == &ipset_deinit) return 1;
419 #endif
420 return 0;
421 }
422
423 int
fptr_whitelist_mod_operate(void (* fptr)(struct module_qstate * qstate,enum module_ev event,int id,struct outbound_entry * outbound))424 fptr_whitelist_mod_operate(void (*fptr)(struct module_qstate* qstate,
425 enum module_ev event, int id, struct outbound_entry* outbound))
426 {
427 if(fptr == &iter_operate) return 1;
428 else if(fptr == &val_operate) return 1;
429 else if(fptr == &dns64_operate) return 1;
430 else if(fptr == &respip_operate) return 1;
431 #ifdef WITH_PYTHONMODULE
432 else if(fptr == &pythonmod_operate) return 1;
433 #endif
434 #ifdef USE_CACHEDB
435 else if(fptr == &cachedb_operate) return 1;
436 #endif
437 #ifdef USE_IPSECMOD
438 else if(fptr == &ipsecmod_operate) return 1;
439 #endif
440 #ifdef CLIENT_SUBNET
441 else if(fptr == &subnetmod_operate) return 1;
442 #endif
443 #ifdef USE_IPSET
444 else if(fptr == &ipset_operate) return 1;
445 #endif
446 return 0;
447 }
448
449 int
fptr_whitelist_mod_inform_super(void (* fptr)(struct module_qstate * qstate,int id,struct module_qstate * super))450 fptr_whitelist_mod_inform_super(void (*fptr)(
451 struct module_qstate* qstate, int id, struct module_qstate* super))
452 {
453 if(fptr == &iter_inform_super) return 1;
454 else if(fptr == &val_inform_super) return 1;
455 else if(fptr == &dns64_inform_super) return 1;
456 else if(fptr == &respip_inform_super) return 1;
457 #ifdef WITH_PYTHONMODULE
458 else if(fptr == &pythonmod_inform_super) return 1;
459 #endif
460 #ifdef USE_CACHEDB
461 else if(fptr == &cachedb_inform_super) return 1;
462 #endif
463 #ifdef USE_IPSECMOD
464 else if(fptr == &ipsecmod_inform_super) return 1;
465 #endif
466 #ifdef CLIENT_SUBNET
467 else if(fptr == &subnetmod_inform_super) return 1;
468 #endif
469 #ifdef USE_IPSET
470 else if(fptr == &ipset_inform_super) return 1;
471 #endif
472 return 0;
473 }
474
475 int
fptr_whitelist_mod_clear(void (* fptr)(struct module_qstate * qstate,int id))476 fptr_whitelist_mod_clear(void (*fptr)(struct module_qstate* qstate,
477 int id))
478 {
479 if(fptr == &iter_clear) return 1;
480 else if(fptr == &val_clear) return 1;
481 else if(fptr == &dns64_clear) return 1;
482 else if(fptr == &respip_clear) return 1;
483 #ifdef WITH_PYTHONMODULE
484 else if(fptr == &pythonmod_clear) return 1;
485 #endif
486 #ifdef USE_CACHEDB
487 else if(fptr == &cachedb_clear) return 1;
488 #endif
489 #ifdef USE_IPSECMOD
490 else if(fptr == &ipsecmod_clear) return 1;
491 #endif
492 #ifdef CLIENT_SUBNET
493 else if(fptr == &subnetmod_clear) return 1;
494 #endif
495 #ifdef USE_IPSET
496 else if(fptr == &ipset_clear) return 1;
497 #endif
498 return 0;
499 }
500
501 int
fptr_whitelist_mod_get_mem(size_t (* fptr)(struct module_env * env,int id))502 fptr_whitelist_mod_get_mem(size_t (*fptr)(struct module_env* env, int id))
503 {
504 if(fptr == &iter_get_mem) return 1;
505 else if(fptr == &val_get_mem) return 1;
506 else if(fptr == &dns64_get_mem) return 1;
507 else if(fptr == &respip_get_mem) return 1;
508 #ifdef WITH_PYTHONMODULE
509 else if(fptr == &pythonmod_get_mem) return 1;
510 #endif
511 #ifdef USE_CACHEDB
512 else if(fptr == &cachedb_get_mem) return 1;
513 #endif
514 #ifdef USE_IPSECMOD
515 else if(fptr == &ipsecmod_get_mem) return 1;
516 #endif
517 #ifdef CLIENT_SUBNET
518 else if(fptr == &subnetmod_get_mem) return 1;
519 #endif
520 #ifdef USE_IPSET
521 else if(fptr == &ipset_get_mem) return 1;
522 #endif
523 return 0;
524 }
525
526 int
fptr_whitelist_alloc_cleanup(void (* fptr)(void *))527 fptr_whitelist_alloc_cleanup(void (*fptr)(void*))
528 {
529 if(fptr == &worker_alloc_cleanup) return 1;
530 return 0;
531 }
532
fptr_whitelist_tube_listen(tube_callback_type * fptr)533 int fptr_whitelist_tube_listen(tube_callback_type* fptr)
534 {
535 if(fptr == &worker_handle_control_cmd) return 1;
536 else if(fptr == &libworker_handle_control_cmd) return 1;
537 return 0;
538 }
539
fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)540 int fptr_whitelist_mesh_cb(mesh_cb_func_type fptr)
541 {
542 if(fptr == &libworker_fg_done_cb) return 1;
543 else if(fptr == &libworker_bg_done_cb) return 1;
544 else if(fptr == &libworker_event_done_cb) return 1;
545 else if(fptr == &probe_answer_cb) return 1;
546 else if(fptr == &auth_xfer_probe_lookup_callback) return 1;
547 else if(fptr == &auth_xfer_transfer_lookup_callback) return 1;
548 return 0;
549 }
550
fptr_whitelist_print_func(void (* fptr)(char *,void *))551 int fptr_whitelist_print_func(void (*fptr)(char*,void*))
552 {
553 if(fptr == &config_print_func) return 1;
554 else if(fptr == &config_collate_func) return 1;
555 else if(fptr == &remote_get_opt_ssl) return 1;
556 return 0;
557 }
558
fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type * fptr,enum inplace_cb_list_type type)559 int fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type* fptr,
560 enum inplace_cb_list_type type)
561 {
562 #ifndef WITH_PYTHONMODULE
563 (void)fptr;
564 #endif
565 if(type == inplace_cb_reply) {
566 #ifdef WITH_PYTHONMODULE
567 if(fptr == &python_inplace_cb_reply_generic) return 1;
568 #endif
569 } else if(type == inplace_cb_reply_cache) {
570 #ifdef WITH_PYTHONMODULE
571 if(fptr == &python_inplace_cb_reply_generic) return 1;
572 #endif
573 } else if(type == inplace_cb_reply_local) {
574 #ifdef WITH_PYTHONMODULE
575 if(fptr == &python_inplace_cb_reply_generic) return 1;
576 #endif
577 } else if(type == inplace_cb_reply_servfail) {
578 #ifdef WITH_PYTHONMODULE
579 if(fptr == &python_inplace_cb_reply_generic) return 1;
580 #endif
581 }
582 return 0;
583 }
584
fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type * fptr)585 int fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type* fptr)
586 {
587 #ifdef CLIENT_SUBNET
588 if(fptr == &ecs_whitelist_check)
589 return 1;
590 #endif
591 #ifdef WITH_PYTHONMODULE
592 if(fptr == &python_inplace_cb_query_generic)
593 return 1;
594 #endif
595 (void)fptr;
596 return 0;
597 }
598
fptr_whitelist_inplace_cb_edns_back_parsed(inplace_cb_edns_back_parsed_func_type * fptr)599 int fptr_whitelist_inplace_cb_edns_back_parsed(
600 inplace_cb_edns_back_parsed_func_type* fptr)
601 {
602 #ifdef CLIENT_SUBNET
603 if(fptr == &ecs_edns_back_parsed)
604 return 1;
605 #else
606 (void)fptr;
607 #endif
608 return 0;
609 }
610
fptr_whitelist_inplace_cb_query_response(inplace_cb_query_response_func_type * fptr)611 int fptr_whitelist_inplace_cb_query_response(
612 inplace_cb_query_response_func_type* fptr)
613 {
614 #ifdef CLIENT_SUBNET
615 if(fptr == &ecs_query_response)
616 return 1;
617 #else
618 (void)fptr;
619 #endif
620 return 0;
621 }
622
fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type * fptr)623 int fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type* fptr)
624 {
625 if(fptr == &mesh_serve_expired_lookup)
626 return 1;
627 return 0;
628 }
629