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 #include "daemon/remote.h" 78 #ifdef UB_ON_WINDOWS 79 #include "winrc/win_svc.h" 80 #endif 81 #include "respip/respip.h" 82 83 #ifdef WITH_PYTHONMODULE 84 #include "pythonmod/pythonmod.h" 85 #endif 86 #ifdef WITH_DYNLIBMODULE 87 #include "dynlibmod/dynlibmod.h" 88 #endif 89 #ifdef USE_CACHEDB 90 #include "cachedb/cachedb.h" 91 #endif 92 #ifdef USE_IPSECMOD 93 #include "ipsecmod/ipsecmod.h" 94 #endif 95 #ifdef CLIENT_SUBNET 96 #include "edns-subnet/subnetmod.h" 97 #endif 98 #ifdef USE_IPSET 99 #include "ipset/ipset.h" 100 #endif 101 #ifdef USE_DNSTAP 102 #include "dnstap/dtstream.h" 103 #endif 104 105 int 106 fptr_whitelist_comm_point(comm_point_callback_type *fptr) 107 { 108 if(fptr == &worker_handle_request) return 1; 109 else if(fptr == &outnet_udp_cb) return 1; 110 else if(fptr == &outnet_tcp_cb) return 1; 111 else if(fptr == &tube_handle_listen) return 1; 112 else if(fptr == &auth_xfer_probe_udp_callback) return 1; 113 else if(fptr == &auth_xfer_transfer_tcp_callback) return 1; 114 else if(fptr == &auth_xfer_transfer_http_callback) return 1; 115 return 0; 116 } 117 118 int 119 fptr_whitelist_comm_point_raw(comm_point_callback_type *fptr) 120 { 121 if(fptr == &tube_handle_listen) return 1; 122 else if(fptr == &tube_handle_write) return 1; 123 else if(fptr == &remote_accept_callback) return 1; 124 else if(fptr == &remote_control_callback) return 1; 125 else if(fptr == &fast_reload_client_callback) return 1; 126 return 0; 127 } 128 129 int 130 fptr_whitelist_comm_timer(void (*fptr)(void*)) 131 { 132 if(fptr == &pending_udp_timer_cb) return 1; 133 else if(fptr == &outnet_tcptimer) return 1; 134 else if(fptr == &pending_udp_timer_delay_cb) return 1; 135 else if(fptr == &worker_stat_timer_cb) return 1; 136 else if(fptr == &worker_probe_timer_cb) return 1; 137 else if(fptr == &validate_suspend_timer_cb) return 1; 138 #ifdef HAVE_NGTCP2 139 else if(fptr == &doq_timer_cb) return 1; 140 #endif 141 #ifdef UB_ON_WINDOWS 142 else if(fptr == &wsvc_cron_cb) return 1; 143 #endif 144 else if(fptr == &auth_xfer_timer) return 1; 145 else if(fptr == &auth_xfer_probe_timer_callback) return 1; 146 else if(fptr == &auth_xfer_transfer_timer_callback) return 1; 147 else if(fptr == &mesh_serve_expired_callback) return 1; 148 else if(fptr == &serviced_timer_cb) return 1; 149 #ifdef USE_DNSTAP 150 else if(fptr == &mq_wakeup_cb) return 1; 151 #endif 152 return 0; 153 } 154 155 int 156 fptr_whitelist_comm_signal(void (*fptr)(int, void*)) 157 { 158 if(fptr == &worker_sighandler) return 1; 159 return 0; 160 } 161 162 int fptr_whitelist_start_accept(void (*fptr)(void*)) 163 { 164 if(fptr == &worker_start_accept) return 1; 165 return 0; 166 } 167 168 int fptr_whitelist_stop_accept(void (*fptr)(void*)) 169 { 170 if(fptr == &worker_stop_accept) return 1; 171 return 0; 172 } 173 174 int 175 fptr_whitelist_event(void (*fptr)(int, short, void *)) 176 { 177 if(fptr == &comm_point_udp_callback) return 1; 178 #if defined(AF_INET6) && defined(IPV6_PKTINFO) && defined(HAVE_RECVMSG) 179 else if(fptr == &comm_point_udp_ancil_callback) return 1; 180 #endif 181 else if(fptr == &comm_point_tcp_accept_callback) return 1; 182 else if(fptr == &comm_point_tcp_handle_callback) return 1; 183 else if(fptr == &comm_timer_callback) return 1; 184 else if(fptr == &comm_signal_callback) return 1; 185 else if(fptr == &comm_point_local_handle_callback) return 1; 186 else if(fptr == &comm_point_raw_handle_callback) return 1; 187 else if(fptr == &tube_handle_signal) return 1; 188 else if(fptr == &comm_base_handle_slow_accept) return 1; 189 else if(fptr == &comm_point_http_handle_callback) return 1; 190 #ifdef HAVE_NGTCP2 191 else if(fptr == &comm_point_doq_callback) return 1; 192 #endif 193 else if(fptr == &fast_reload_service_cb) return 1; 194 #ifdef USE_DNSTAP 195 else if(fptr == &dtio_output_cb) return 1; 196 else if(fptr == &dtio_cmd_cb) return 1; 197 else if(fptr == &dtio_reconnect_timeout_cb) return 1; 198 else if(fptr == &dtio_stop_timer_cb) return 1; 199 else if(fptr == &dtio_stop_ev_cb) return 1; 200 else if(fptr == &dtio_tap_callback) return 1; 201 else if(fptr == &dtio_mainfdcallback) return 1; 202 #endif 203 #ifdef HAVE_NGTCP2 204 else if(fptr == &doq_client_event_cb) return 1; 205 else if(fptr == &doq_client_timer_cb) return 1; 206 #endif 207 #ifdef UB_ON_WINDOWS 208 else if(fptr == &worker_win_stop_cb) return 1; 209 #endif 210 return 0; 211 } 212 213 int 214 fptr_whitelist_pending_udp(comm_point_callback_type *fptr) 215 { 216 if(fptr == &serviced_udp_callback) return 1; 217 return 0; 218 } 219 220 int 221 fptr_whitelist_pending_tcp(comm_point_callback_type *fptr) 222 { 223 if(fptr == &serviced_tcp_callback) return 1; 224 return 0; 225 } 226 227 int 228 fptr_whitelist_serviced_query(comm_point_callback_type *fptr) 229 { 230 if(fptr == &worker_handle_service_reply) return 1; 231 else if(fptr == &libworker_handle_service_reply) return 1; 232 return 0; 233 } 234 235 int 236 fptr_whitelist_rbtree_cmp(int (*fptr) (const void *, const void *)) 237 { 238 if(fptr == &mesh_state_compare) return 1; 239 else if(fptr == &mesh_state_ref_compare) return 1; 240 else if(fptr == &addr_tree_compare) return 1; 241 else if(fptr == &addr_tree_addrport_compare) return 1; 242 else if(fptr == &local_zone_cmp) return 1; 243 else if(fptr == &local_data_cmp) return 1; 244 else if(fptr == &fwd_cmp) return 1; 245 else if(fptr == &pending_cmp) return 1; 246 else if(fptr == &serviced_cmp) return 1; 247 else if(fptr == &reuse_cmp) return 1; 248 else if(fptr == &reuse_id_cmp) return 1; 249 else if(fptr == &name_tree_compare) return 1; 250 else if(fptr == &order_lock_cmp) return 1; 251 else if(fptr == &codeline_cmp) return 1; 252 else if(fptr == &nsec3_hash_cmp) return 1; 253 else if(fptr == &mini_ev_cmp) return 1; 254 else if(fptr == &anchor_cmp) return 1; 255 else if(fptr == &canonical_tree_compare) return 1; 256 else if(fptr == &context_query_cmp) return 1; 257 else if(fptr == &val_neg_data_compare) return 1; 258 else if(fptr == &val_neg_zone_compare) return 1; 259 else if(fptr == &probetree_cmp) return 1; 260 else if(fptr == &replay_var_compare) return 1; 261 else if(fptr == &view_cmp) return 1; 262 else if(fptr == &auth_zone_cmp) return 1; 263 else if(fptr == &auth_data_cmp) return 1; 264 else if(fptr == &auth_xfer_cmp) return 1; 265 #ifdef HAVE_NGTCP2 266 else if(fptr == &doq_conn_cmp) return 1; 267 else if(fptr == &doq_conid_cmp) return 1; 268 else if(fptr == &doq_timer_cmp) return 1; 269 else if(fptr == &doq_stream_cmp) return 1; 270 #endif 271 return 0; 272 } 273 274 int 275 fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr) 276 { 277 if(fptr == &msgreply_sizefunc) return 1; 278 else if(fptr == &ub_rrset_sizefunc) return 1; 279 else if(fptr == &infra_sizefunc) return 1; 280 else if(fptr == &key_entry_sizefunc) return 1; 281 else if(fptr == &rate_sizefunc) return 1; 282 else if(fptr == &ip_rate_sizefunc) return 1; 283 else if(fptr == &test_slabhash_sizefunc) return 1; 284 #ifdef CLIENT_SUBNET 285 else if(fptr == &msg_cache_sizefunc) return 1; 286 #endif 287 #ifdef USE_DNSCRYPT 288 else if(fptr == &dnsc_shared_secrets_sizefunc) return 1; 289 else if(fptr == &dnsc_nonces_sizefunc) return 1; 290 #endif 291 return 0; 292 } 293 294 int 295 fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr) 296 { 297 if(fptr == &query_info_compare) return 1; 298 else if(fptr == &ub_rrset_compare) return 1; 299 else if(fptr == &infra_compfunc) return 1; 300 else if(fptr == &key_entry_compfunc) return 1; 301 else if(fptr == &rate_compfunc) return 1; 302 else if(fptr == &ip_rate_compfunc) return 1; 303 else if(fptr == &test_slabhash_compfunc) return 1; 304 #ifdef USE_DNSCRYPT 305 else if(fptr == &dnsc_shared_secrets_compfunc) return 1; 306 else if(fptr == &dnsc_nonces_compfunc) return 1; 307 #endif 308 return 0; 309 } 310 311 int 312 fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr) 313 { 314 if(fptr == &query_entry_delete) return 1; 315 else if(fptr == &ub_rrset_key_delete) return 1; 316 else if(fptr == &infra_delkeyfunc) return 1; 317 else if(fptr == &key_entry_delkeyfunc) return 1; 318 else if(fptr == &rate_delkeyfunc) return 1; 319 else if(fptr == &ip_rate_delkeyfunc) return 1; 320 else if(fptr == &test_slabhash_delkey) return 1; 321 #ifdef USE_DNSCRYPT 322 else if(fptr == &dnsc_shared_secrets_delkeyfunc) return 1; 323 else if(fptr == &dnsc_nonces_delkeyfunc) return 1; 324 #endif 325 return 0; 326 } 327 328 int 329 fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr) 330 { 331 if(fptr == &reply_info_delete) return 1; 332 else if(fptr == &rrset_data_delete) return 1; 333 else if(fptr == &infra_deldatafunc) return 1; 334 else if(fptr == &key_entry_deldatafunc) return 1; 335 else if(fptr == &rate_deldatafunc) return 1; 336 else if(fptr == &test_slabhash_deldata) return 1; 337 #ifdef CLIENT_SUBNET 338 else if(fptr == &subnet_data_delete) return 1; 339 #endif 340 #ifdef USE_DNSCRYPT 341 else if(fptr == &dnsc_shared_secrets_deldatafunc) return 1; 342 else if(fptr == &dnsc_nonces_deldatafunc) return 1; 343 #endif 344 return 0; 345 } 346 347 int 348 fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr) 349 { 350 if(fptr == NULL) return 1; 351 else if(fptr == &rrset_markdel) return 1; 352 #ifdef CLIENT_SUBNET 353 else if(fptr == &subnet_markdel) return 1; 354 #endif 355 return 0; 356 } 357 358 /** whitelist env->send_query callbacks */ 359 int 360 fptr_whitelist_modenv_send_query(struct outbound_entry* (*fptr)( 361 struct query_info* qinfo, uint16_t flags, int dnssec, int want_dnssec, 362 int nocaps, int check_ratelimit, struct sockaddr_storage* addr, 363 socklen_t addrlen, uint8_t* zone, size_t zonelen, int tcp_upstream, 364 int ssl_upstream, char* tls_auth_name, struct module_qstate* q, 365 int* was_ratelimited)) 366 { 367 if(fptr == &worker_send_query) return 1; 368 else if(fptr == &libworker_send_query) return 1; 369 return 0; 370 } 371 372 int 373 fptr_whitelist_modenv_detach_subs(void (*fptr)( 374 struct module_qstate* qstate)) 375 { 376 if(fptr == &mesh_detach_subs) return 1; 377 return 0; 378 } 379 380 int 381 fptr_whitelist_modenv_attach_sub(int (*fptr)( 382 struct module_qstate* qstate, struct query_info* qinfo, 383 uint16_t qflags, int prime, int valrec, struct module_qstate** newq)) 384 { 385 if(fptr == &mesh_attach_sub) return 1; 386 return 0; 387 } 388 389 int 390 fptr_whitelist_modenv_add_sub(int (*fptr)( 391 struct module_qstate* qstate, struct query_info* qinfo, 392 uint16_t qflags, int prime, int valrec, struct module_qstate** newq, 393 struct mesh_state** sub)) 394 { 395 if(fptr == &mesh_add_sub) return 1; 396 return 0; 397 } 398 399 int 400 fptr_whitelist_modenv_kill_sub(void (*fptr)(struct module_qstate* newq)) 401 { 402 if(fptr == &mesh_state_delete) return 1; 403 return 0; 404 } 405 406 int 407 fptr_whitelist_modenv_detect_cycle(int (*fptr)( 408 struct module_qstate* qstate, struct query_info* qinfo, 409 uint16_t flags, int prime, int valrec)) 410 { 411 if(fptr == &mesh_detect_cycle) return 1; 412 return 0; 413 } 414 415 int 416 fptr_whitelist_mod_init(int (*fptr)(struct module_env* env, int id)) 417 { 418 if(fptr == &iter_init) return 1; 419 else if(fptr == &val_init) return 1; 420 else if(fptr == &dns64_init) return 1; 421 else if(fptr == &respip_init) return 1; 422 #ifdef WITH_PYTHONMODULE 423 else if(fptr == &pythonmod_init) return 1; 424 #endif 425 #ifdef WITH_DYNLIBMODULE 426 else if(fptr == &dynlibmod_init) return 1; 427 #endif 428 #ifdef USE_CACHEDB 429 else if(fptr == &cachedb_init) return 1; 430 #endif 431 #ifdef USE_IPSECMOD 432 else if(fptr == &ipsecmod_init) return 1; 433 #endif 434 #ifdef CLIENT_SUBNET 435 else if(fptr == &subnetmod_init) return 1; 436 #endif 437 #ifdef USE_IPSET 438 else if(fptr == &ipset_init) return 1; 439 #endif 440 return 0; 441 } 442 443 int 444 fptr_whitelist_mod_deinit(void (*fptr)(struct module_env* env, int id)) 445 { 446 if(fptr == &iter_deinit) return 1; 447 else if(fptr == &val_deinit) return 1; 448 else if(fptr == &dns64_deinit) return 1; 449 else if(fptr == &respip_deinit) return 1; 450 #ifdef WITH_PYTHONMODULE 451 else if(fptr == &pythonmod_deinit) return 1; 452 #endif 453 #ifdef WITH_DYNLIBMODULE 454 else if(fptr == &dynlibmod_deinit) return 1; 455 #endif 456 #ifdef USE_CACHEDB 457 else if(fptr == &cachedb_deinit) return 1; 458 #endif 459 #ifdef USE_IPSECMOD 460 else if(fptr == &ipsecmod_deinit) return 1; 461 #endif 462 #ifdef CLIENT_SUBNET 463 else if(fptr == &subnetmod_deinit) return 1; 464 #endif 465 #ifdef USE_IPSET 466 else if(fptr == &ipset_deinit) return 1; 467 #endif 468 return 0; 469 } 470 471 int 472 fptr_whitelist_mod_startup(int (*fptr)(struct module_env* env, int id)) 473 { 474 #ifdef USE_IPSET 475 if(fptr == &ipset_startup) return 1; 476 #else 477 (void)fptr; 478 #endif 479 return 0; 480 } 481 482 int 483 fptr_whitelist_mod_destartup(void (*fptr)(struct module_env* env, int id)) 484 { 485 #ifdef USE_IPSET 486 if(fptr == &ipset_destartup) return 1; 487 #else 488 (void)fptr; 489 #endif 490 return 0; 491 } 492 493 int 494 fptr_whitelist_mod_operate(void (*fptr)(struct module_qstate* qstate, 495 enum module_ev event, int id, struct outbound_entry* outbound)) 496 { 497 if(fptr == &iter_operate) return 1; 498 else if(fptr == &val_operate) return 1; 499 else if(fptr == &dns64_operate) return 1; 500 else if(fptr == &respip_operate) return 1; 501 #ifdef WITH_PYTHONMODULE 502 else if(fptr == &pythonmod_operate) return 1; 503 #endif 504 #ifdef WITH_DYNLIBMODULE 505 else if(fptr == &dynlibmod_operate) return 1; 506 #endif 507 #ifdef USE_CACHEDB 508 else if(fptr == &cachedb_operate) return 1; 509 #endif 510 #ifdef USE_IPSECMOD 511 else if(fptr == &ipsecmod_operate) return 1; 512 #endif 513 #ifdef CLIENT_SUBNET 514 else if(fptr == &subnetmod_operate) return 1; 515 #endif 516 #ifdef USE_IPSET 517 else if(fptr == &ipset_operate) return 1; 518 #endif 519 return 0; 520 } 521 522 int 523 fptr_whitelist_mod_inform_super(void (*fptr)( 524 struct module_qstate* qstate, int id, struct module_qstate* super)) 525 { 526 if(fptr == &iter_inform_super) return 1; 527 else if(fptr == &val_inform_super) return 1; 528 else if(fptr == &dns64_inform_super) return 1; 529 else if(fptr == &respip_inform_super) return 1; 530 #ifdef WITH_PYTHONMODULE 531 else if(fptr == &pythonmod_inform_super) return 1; 532 #endif 533 #ifdef WITH_DYNLIBMODULE 534 else if(fptr == &dynlibmod_inform_super) return 1; 535 #endif 536 #ifdef USE_CACHEDB 537 else if(fptr == &cachedb_inform_super) return 1; 538 #endif 539 #ifdef USE_IPSECMOD 540 else if(fptr == &ipsecmod_inform_super) return 1; 541 #endif 542 #ifdef CLIENT_SUBNET 543 else if(fptr == &subnetmod_inform_super) return 1; 544 #endif 545 #ifdef USE_IPSET 546 else if(fptr == &ipset_inform_super) return 1; 547 #endif 548 return 0; 549 } 550 551 int 552 fptr_whitelist_mod_clear(void (*fptr)(struct module_qstate* qstate, 553 int id)) 554 { 555 if(fptr == &iter_clear) return 1; 556 else if(fptr == &val_clear) return 1; 557 else if(fptr == &dns64_clear) return 1; 558 else if(fptr == &respip_clear) return 1; 559 #ifdef WITH_PYTHONMODULE 560 else if(fptr == &pythonmod_clear) return 1; 561 #endif 562 #ifdef WITH_DYNLIBMODULE 563 else if(fptr == &dynlibmod_clear) return 1; 564 #endif 565 #ifdef USE_CACHEDB 566 else if(fptr == &cachedb_clear) return 1; 567 #endif 568 #ifdef USE_IPSECMOD 569 else if(fptr == &ipsecmod_clear) return 1; 570 #endif 571 #ifdef CLIENT_SUBNET 572 else if(fptr == &subnetmod_clear) return 1; 573 #endif 574 #ifdef USE_IPSET 575 else if(fptr == &ipset_clear) return 1; 576 #endif 577 return 0; 578 } 579 580 int 581 fptr_whitelist_mod_get_mem(size_t (*fptr)(struct module_env* env, int id)) 582 { 583 if(fptr == &iter_get_mem) return 1; 584 else if(fptr == &val_get_mem) return 1; 585 else if(fptr == &dns64_get_mem) return 1; 586 else if(fptr == &respip_get_mem) return 1; 587 #ifdef WITH_PYTHONMODULE 588 else if(fptr == &pythonmod_get_mem) return 1; 589 #endif 590 #ifdef WITH_DYNLIBMODULE 591 else if(fptr == &dynlibmod_get_mem) return 1; 592 #endif 593 #ifdef USE_CACHEDB 594 else if(fptr == &cachedb_get_mem) return 1; 595 #endif 596 #ifdef USE_IPSECMOD 597 else if(fptr == &ipsecmod_get_mem) return 1; 598 #endif 599 #ifdef CLIENT_SUBNET 600 else if(fptr == &subnetmod_get_mem) return 1; 601 #endif 602 #ifdef USE_IPSET 603 else if(fptr == &ipset_get_mem) return 1; 604 #endif 605 return 0; 606 } 607 608 int 609 fptr_whitelist_alloc_cleanup(void (*fptr)(void*)) 610 { 611 if(fptr == &worker_alloc_cleanup) return 1; 612 return 0; 613 } 614 615 int fptr_whitelist_tube_listen(tube_callback_type* fptr) 616 { 617 if(fptr == &worker_handle_control_cmd) return 1; 618 else if(fptr == &libworker_handle_control_cmd) return 1; 619 return 0; 620 } 621 622 int fptr_whitelist_mesh_cb(mesh_cb_func_type fptr) 623 { 624 if(fptr == &libworker_fg_done_cb) return 1; 625 else if(fptr == &libworker_bg_done_cb) return 1; 626 else if(fptr == &libworker_event_done_cb) return 1; 627 else if(fptr == &probe_answer_cb) return 1; 628 else if(fptr == &auth_xfer_probe_lookup_callback) return 1; 629 else if(fptr == &auth_xfer_transfer_lookup_callback) return 1; 630 else if(fptr == &auth_zonemd_dnskey_lookup_callback) return 1; 631 return 0; 632 } 633 634 int fptr_whitelist_print_func(void (*fptr)(char*,void*)) 635 { 636 if(fptr == &config_print_func) return 1; 637 else if(fptr == &config_collate_func) return 1; 638 else if(fptr == &remote_get_opt_ssl) return 1; 639 return 0; 640 } 641 642 int fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type* fptr, 643 enum inplace_cb_list_type type) 644 { 645 #ifndef WITH_PYTHONMODULE 646 (void)fptr; 647 #endif 648 if(type == inplace_cb_reply) { 649 #ifdef WITH_PYTHONMODULE 650 if(fptr == &python_inplace_cb_reply_generic) return 1; 651 #endif 652 #ifdef WITH_DYNLIBMODULE 653 if(fptr == &dynlib_inplace_cb_reply_generic) return 1; 654 #endif 655 } else if(type == inplace_cb_reply_cache) { 656 #ifdef WITH_PYTHONMODULE 657 if(fptr == &python_inplace_cb_reply_generic) return 1; 658 #endif 659 #ifdef WITH_DYNLIBMODULE 660 if(fptr == &dynlib_inplace_cb_reply_generic) return 1; 661 #endif 662 } else if(type == inplace_cb_reply_local) { 663 #ifdef WITH_PYTHONMODULE 664 if(fptr == &python_inplace_cb_reply_generic) return 1; 665 #endif 666 #ifdef WITH_DYNLIBMODULE 667 if(fptr == &dynlib_inplace_cb_reply_generic) return 1; 668 #endif 669 } else if(type == inplace_cb_reply_servfail) { 670 #ifdef WITH_PYTHONMODULE 671 if(fptr == &python_inplace_cb_reply_generic) return 1; 672 #endif 673 #ifdef WITH_DYNLIBMODULE 674 if(fptr == &dynlib_inplace_cb_reply_generic) return 1; 675 #endif 676 } 677 return 0; 678 } 679 680 int fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type* fptr) 681 { 682 #ifdef CLIENT_SUBNET 683 if(fptr == &ecs_whitelist_check) 684 return 1; 685 #endif 686 #ifdef WITH_PYTHONMODULE 687 if(fptr == &python_inplace_cb_query_generic) 688 return 1; 689 #endif 690 #ifdef WITH_DYNLIBMODULE 691 if(fptr == &dynlib_inplace_cb_query_generic) 692 return 1; 693 #endif 694 (void)fptr; 695 return 0; 696 } 697 698 int fptr_whitelist_inplace_cb_edns_back_parsed( 699 inplace_cb_edns_back_parsed_func_type* fptr) 700 { 701 #ifdef CLIENT_SUBNET 702 if(fptr == &ecs_edns_back_parsed) 703 return 1; 704 #else 705 (void)fptr; 706 #endif 707 #ifdef WITH_PYTHONMODULE 708 if(fptr == &python_inplace_cb_edns_back_parsed_call) 709 return 1; 710 #endif 711 #ifdef WITH_DYNLIBMODULE 712 if(fptr == &dynlib_inplace_cb_edns_back_parsed) 713 return 1; 714 #endif 715 return 0; 716 } 717 718 int fptr_whitelist_inplace_cb_query_response( 719 inplace_cb_query_response_func_type* fptr) 720 { 721 #ifdef CLIENT_SUBNET 722 if(fptr == &ecs_query_response) 723 return 1; 724 #else 725 (void)fptr; 726 #endif 727 #ifdef WITH_PYTHONMODULE 728 if(fptr == &python_inplace_cb_query_response) 729 return 1; 730 #endif 731 #ifdef WITH_DYNLIBMODULE 732 if(fptr == &dynlib_inplace_cb_query_response) 733 return 1; 734 #endif 735 return 0; 736 } 737 738 int fptr_whitelist_serve_expired_lookup(serve_expired_lookup_func_type* fptr) 739 { 740 if(fptr == &mesh_serve_expired_lookup) 741 return 1; 742 return 0; 743 } 744