diff options
Diffstat (limited to 'external/unbound/util/fptr_wlist.c')
| m--------- | external/unbound | 0 | ||||
| -rw-r--r-- | external/unbound/util/fptr_wlist.c | 532 |
2 files changed, 0 insertions, 532 deletions
diff --git a/external/unbound b/external/unbound new file mode 160000 +Subproject 193bdc4ee3fe2b0d17e547e86512528c2614483 diff --git a/external/unbound/util/fptr_wlist.c b/external/unbound/util/fptr_wlist.c deleted file mode 100644 index 03244a123..000000000 --- a/external/unbound/util/fptr_wlist.c +++ /dev/null @@ -1,532 +0,0 @@ -/* - * util/fptr_wlist.c - function pointer whitelists. - * - * Copyright (c) 2007, NLnet Labs. All rights reserved. - * - * This software is open source. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of the NLNET LABS nor the names of its contributors may - * be used to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED - * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/** - * \file - * - * This file contains functions that check function pointers. - * The functions contain a whitelist of known good callback values. - * Any other values lead to an error. - * - * Due to the listing nature, this file violates all the modularization - * boundaries in the program. - */ -#include "config.h" -#include "util/fptr_wlist.h" -#include "util/mini_event.h" -#include "services/outside_network.h" -#include "services/mesh.h" -#include "services/localzone.h" -#include "services/cache/infra.h" -#include "services/cache/rrset.h" -#include "services/view.h" -#include "dns64/dns64.h" -#include "iterator/iterator.h" -#include "iterator/iter_fwd.h" -#include "validator/validator.h" -#include "validator/val_anchor.h" -#include "validator/val_nsec3.h" -#include "validator/val_sigcrypt.h" -#include "validator/val_kentry.h" -#include "validator/val_neg.h" -#include "validator/autotrust.h" -#include "util/data/msgreply.h" -#include "util/data/packed_rrset.h" -#include "util/storage/slabhash.h" -#include "util/storage/dnstree.h" -#include "util/locks.h" -#include "libunbound/libworker.h" -#include "libunbound/context.h" -#include "libunbound/worker.h" -#include "util/tube.h" -#include "util/config_file.h" -#ifdef UB_ON_WINDOWS -#include "winrc/win_svc.h" -#endif -#include "respip/respip.h" - -#ifdef WITH_PYTHONMODULE -#include "pythonmod/pythonmod.h" -#endif -#ifdef USE_CACHEDB -#include "cachedb/cachedb.h" -#endif -#ifdef CLIENT_SUBNET -#include "edns-subnet/subnetmod.h" -#endif - -int -fptr_whitelist_comm_point(comm_point_callback_type *fptr) -{ - if(fptr == &worker_handle_request) return 1; - else if(fptr == &outnet_udp_cb) return 1; - else if(fptr == &outnet_tcp_cb) return 1; - else if(fptr == &tube_handle_listen) return 1; - return 0; -} - -int -fptr_whitelist_comm_point_raw(comm_point_callback_type *fptr) -{ - if(fptr == &tube_handle_listen) return 1; - else if(fptr == &tube_handle_write) return 1; - else if(fptr == &remote_accept_callback) return 1; - else if(fptr == &remote_control_callback) return 1; - return 0; -} - -int -fptr_whitelist_comm_timer(void (*fptr)(void*)) -{ - if(fptr == &pending_udp_timer_cb) return 1; - else if(fptr == &outnet_tcptimer) return 1; - else if(fptr == &pending_udp_timer_delay_cb) return 1; - else if(fptr == &worker_stat_timer_cb) return 1; - else if(fptr == &worker_probe_timer_cb) return 1; -#ifdef UB_ON_WINDOWS - else if(fptr == &wsvc_cron_cb) return 1; -#endif - return 0; -} - -int -fptr_whitelist_comm_signal(void (*fptr)(int, void*)) -{ - if(fptr == &worker_sighandler) return 1; - return 0; -} - -int fptr_whitelist_start_accept(void (*fptr)(void*)) -{ - if(fptr == &worker_start_accept) return 1; - return 0; -} - -int fptr_whitelist_stop_accept(void (*fptr)(void*)) -{ - if(fptr == &worker_stop_accept) return 1; - return 0; -} - -int -fptr_whitelist_event(void (*fptr)(int, short, void *)) -{ - if(fptr == &comm_point_udp_callback) return 1; - else if(fptr == &comm_point_udp_ancil_callback) return 1; - else if(fptr == &comm_point_tcp_accept_callback) return 1; - else if(fptr == &comm_point_tcp_handle_callback) return 1; - else if(fptr == &comm_timer_callback) return 1; - else if(fptr == &comm_signal_callback) return 1; - else if(fptr == &comm_point_local_handle_callback) return 1; - else if(fptr == &comm_point_raw_handle_callback) return 1; - else if(fptr == &tube_handle_signal) return 1; - else if(fptr == &comm_base_handle_slow_accept) return 1; -#ifdef UB_ON_WINDOWS - else if(fptr == &worker_win_stop_cb) return 1; -#endif - return 0; -} - -int -fptr_whitelist_pending_udp(comm_point_callback_type *fptr) -{ - if(fptr == &serviced_udp_callback) return 1; - else if(fptr == &worker_handle_reply) return 1; - else if(fptr == &libworker_handle_reply) return 1; - return 0; -} - -int -fptr_whitelist_pending_tcp(comm_point_callback_type *fptr) -{ - if(fptr == &serviced_tcp_callback) return 1; - else if(fptr == &worker_handle_reply) return 1; - else if(fptr == &libworker_handle_reply) return 1; - return 0; -} - -int -fptr_whitelist_serviced_query(comm_point_callback_type *fptr) -{ - if(fptr == &worker_handle_service_reply) return 1; - else if(fptr == &libworker_handle_service_reply) return 1; - return 0; -} - -int -fptr_whitelist_rbtree_cmp(int (*fptr) (const void *, const void *)) -{ - if(fptr == &mesh_state_compare) return 1; - else if(fptr == &mesh_state_ref_compare) return 1; - else if(fptr == &addr_tree_compare) return 1; - else if(fptr == &local_zone_cmp) return 1; - else if(fptr == &local_data_cmp) return 1; - else if(fptr == &fwd_cmp) return 1; - else if(fptr == &pending_cmp) return 1; - else if(fptr == &serviced_cmp) return 1; - else if(fptr == &name_tree_compare) return 1; - else if(fptr == &order_lock_cmp) return 1; - else if(fptr == &codeline_cmp) return 1; - else if(fptr == &nsec3_hash_cmp) return 1; - else if(fptr == &mini_ev_cmp) return 1; - else if(fptr == &anchor_cmp) return 1; - else if(fptr == &canonical_tree_compare) return 1; - else if(fptr == &context_query_cmp) return 1; - else if(fptr == &val_neg_data_compare) return 1; - else if(fptr == &val_neg_zone_compare) return 1; - else if(fptr == &probetree_cmp) return 1; - else if(fptr == &replay_var_compare) return 1; - else if(fptr == &view_cmp) return 1; - return 0; -} - -int -fptr_whitelist_hash_sizefunc(lruhash_sizefunc_type fptr) -{ - if(fptr == &msgreply_sizefunc) return 1; - else if(fptr == &ub_rrset_sizefunc) return 1; - else if(fptr == &infra_sizefunc) return 1; - else if(fptr == &key_entry_sizefunc) return 1; - else if(fptr == &rate_sizefunc) return 1; - else if(fptr == &ip_rate_sizefunc) return 1; - else if(fptr == &test_slabhash_sizefunc) return 1; -#ifdef CLIENT_SUBNET - else if(fptr == &msg_cache_sizefunc) return 1; -#endif - return 0; -} - -int -fptr_whitelist_hash_compfunc(lruhash_compfunc_type fptr) -{ - if(fptr == &query_info_compare) return 1; - else if(fptr == &ub_rrset_compare) return 1; - else if(fptr == &infra_compfunc) return 1; - else if(fptr == &key_entry_compfunc) return 1; - else if(fptr == &rate_compfunc) return 1; - else if(fptr == &ip_rate_compfunc) return 1; - else if(fptr == &test_slabhash_compfunc) return 1; - return 0; -} - -int -fptr_whitelist_hash_delkeyfunc(lruhash_delkeyfunc_type fptr) -{ - if(fptr == &query_entry_delete) return 1; - else if(fptr == &ub_rrset_key_delete) return 1; - else if(fptr == &infra_delkeyfunc) return 1; - else if(fptr == &key_entry_delkeyfunc) return 1; - else if(fptr == &rate_delkeyfunc) return 1; - else if(fptr == &ip_rate_delkeyfunc) return 1; - else if(fptr == &test_slabhash_delkey) return 1; - return 0; -} - -int -fptr_whitelist_hash_deldatafunc(lruhash_deldatafunc_type fptr) -{ - if(fptr == &reply_info_delete) return 1; - else if(fptr == &rrset_data_delete) return 1; - else if(fptr == &infra_deldatafunc) return 1; - else if(fptr == &key_entry_deldatafunc) return 1; - else if(fptr == &rate_deldatafunc) return 1; - else if(fptr == &test_slabhash_deldata) return 1; -#ifdef CLIENT_SUBNET - else if(fptr == &subnet_data_delete) return 1; -#endif - return 0; -} - -int -fptr_whitelist_hash_markdelfunc(lruhash_markdelfunc_type fptr) -{ - if(fptr == NULL) return 1; - else if(fptr == &rrset_markdel) return 1; - return 0; -} - -/** whitelist env->send_query callbacks */ -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, struct module_qstate* q)) -{ - if(fptr == &worker_send_query) return 1; - else if(fptr == &libworker_send_query) return 1; - return 0; -} - -int -fptr_whitelist_modenv_detach_subs(void (*fptr)( - struct module_qstate* qstate)) -{ - if(fptr == &mesh_detach_subs) return 1; - return 0; -} - -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)) -{ - if(fptr == &mesh_attach_sub) return 1; - return 0; -} - -int -fptr_whitelist_modenv_kill_sub(void (*fptr)(struct module_qstate* newq)) -{ - if(fptr == &mesh_state_delete) return 1; - return 0; -} - -int -fptr_whitelist_modenv_detect_cycle(int (*fptr)( - struct module_qstate* qstate, struct query_info* qinfo, - uint16_t flags, int prime, int valrec)) -{ - if(fptr == &mesh_detect_cycle) return 1; - return 0; -} - -int -fptr_whitelist_mod_init(int (*fptr)(struct module_env* env, int id)) -{ - if(fptr == &iter_init) return 1; - else if(fptr == &val_init) return 1; - else if(fptr == &dns64_init) return 1; - else if(fptr == &respip_init) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_init) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_init) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_init) return 1; -#endif - return 0; -} - -int -fptr_whitelist_mod_deinit(void (*fptr)(struct module_env* env, int id)) -{ - if(fptr == &iter_deinit) return 1; - else if(fptr == &val_deinit) return 1; - else if(fptr == &dns64_deinit) return 1; - else if(fptr == &respip_deinit) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_deinit) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_deinit) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_deinit) return 1; -#endif - return 0; -} - -int -fptr_whitelist_mod_operate(void (*fptr)(struct module_qstate* qstate, - enum module_ev event, int id, struct outbound_entry* outbound)) -{ - if(fptr == &iter_operate) return 1; - else if(fptr == &val_operate) return 1; - else if(fptr == &dns64_operate) return 1; - else if(fptr == &respip_operate) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_operate) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_operate) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_operate) return 1; -#endif - return 0; -} - -int -fptr_whitelist_mod_inform_super(void (*fptr)( - struct module_qstate* qstate, int id, struct module_qstate* super)) -{ - if(fptr == &iter_inform_super) return 1; - else if(fptr == &val_inform_super) return 1; - else if(fptr == &dns64_inform_super) return 1; - else if(fptr == &respip_inform_super) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_inform_super) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_inform_super) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_inform_super) return 1; -#endif - return 0; -} - -int -fptr_whitelist_mod_clear(void (*fptr)(struct module_qstate* qstate, - int id)) -{ - if(fptr == &iter_clear) return 1; - else if(fptr == &val_clear) return 1; - else if(fptr == &dns64_clear) return 1; - else if(fptr == &respip_clear) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_clear) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_clear) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_clear) return 1; -#endif - return 0; -} - -int -fptr_whitelist_mod_get_mem(size_t (*fptr)(struct module_env* env, int id)) -{ - if(fptr == &iter_get_mem) return 1; - else if(fptr == &val_get_mem) return 1; - else if(fptr == &dns64_get_mem) return 1; - else if(fptr == &respip_get_mem) return 1; -#ifdef WITH_PYTHONMODULE - else if(fptr == &pythonmod_get_mem) return 1; -#endif -#ifdef USE_CACHEDB - else if(fptr == &cachedb_get_mem) return 1; -#endif -#ifdef CLIENT_SUBNET - else if(fptr == &subnetmod_get_mem) return 1; -#endif - return 0; -} - -int -fptr_whitelist_alloc_cleanup(void (*fptr)(void*)) -{ - if(fptr == &worker_alloc_cleanup) return 1; - return 0; -} - -int fptr_whitelist_tube_listen(tube_callback_type* fptr) -{ - if(fptr == &worker_handle_control_cmd) return 1; - else if(fptr == &libworker_handle_control_cmd) return 1; - return 0; -} - -int fptr_whitelist_mesh_cb(mesh_cb_func_type fptr) -{ - if(fptr == &libworker_fg_done_cb) return 1; - else if(fptr == &libworker_bg_done_cb) return 1; - else if(fptr == &libworker_event_done_cb) return 1; - else if(fptr == &probe_answer_cb) return 1; - return 0; -} - -int fptr_whitelist_print_func(void (*fptr)(char*,void*)) -{ - if(fptr == &config_print_func) return 1; - else if(fptr == &config_collate_func) return 1; - else if(fptr == &remote_get_opt_ssl) return 1; - return 0; -} - -int fptr_whitelist_inplace_cb_reply_generic(inplace_cb_reply_func_type* fptr, - enum inplace_cb_list_type type) -{ -#ifndef WITH_PYTHONMODULE - (void)fptr; -#endif - if(type == inplace_cb_reply) { -#ifdef WITH_PYTHONMODULE - if(fptr == &python_inplace_cb_reply_generic) return 1; -#endif - } else if(type == inplace_cb_reply_cache) { -#ifdef WITH_PYTHONMODULE - if(fptr == &python_inplace_cb_reply_generic) return 1; -#endif - } else if(type == inplace_cb_reply_local) { -#ifdef WITH_PYTHONMODULE - if(fptr == &python_inplace_cb_reply_generic) return 1; -#endif - } else if(type == inplace_cb_reply_servfail) { -#ifdef WITH_PYTHONMODULE - if(fptr == &python_inplace_cb_reply_generic) return 1; -#endif - } - return 0; -} - -int fptr_whitelist_inplace_cb_query(inplace_cb_query_func_type* fptr) -{ -#ifdef CLIENT_SUBNET - if(fptr == &ecs_whitelist_check) - return 1; -#else - (void)fptr; -#endif - return 0; -} - -int fptr_whitelist_inplace_cb_edns_back_parsed( - inplace_cb_edns_back_parsed_func_type* fptr) -{ -#ifdef CLIENT_SUBNET - if(fptr == &ecs_edns_back_parsed) - return 1; -#else - (void)fptr; -#endif - return 0; -} - -int fptr_whitelist_inplace_cb_query_response( - inplace_cb_query_response_func_type* fptr) -{ -#ifdef CLIENT_SUBNET - if(fptr == &ecs_query_response) - return 1; -#else - (void)fptr; -#endif - return 0; -} |