2 * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #include <openssl/core.h>
11 #include <openssl/core_numbers.h>
12 #include <openssl/core_names.h>
13 #include <openssl/params.h>
14 #include <openssl/opensslv.h>
15 #include "crypto/cryptlib.h"
16 #include "internal/nelem.h"
17 #include "internal/thread_once.h"
18 #include "internal/provider.h"
19 #include "internal/refcount.h"
20 #include "provider_local.h"
22 # include <openssl/self_test.h>
25 static OSSL_PROVIDER *provider_new(const char *name,
26 OSSL_provider_init_fn *init_function);
29 * Provider Object structure
30 * =========================
37 DEFINE_STACK_OF(INFOPAIR)
39 struct provider_store_st; /* Forward declaration */
41 struct ossl_provider_st {
43 unsigned int flag_initialized:1;
44 unsigned int flag_fallback:1;
46 /* OpenSSL library side data */
47 CRYPTO_REF_COUNT refcnt;
48 CRYPTO_RWLOCK *refcnt_lock; /* For the ref counter */
52 OSSL_provider_init_fn *init_function;
53 STACK_OF(INFOPAIR) *parameters;
54 OPENSSL_CTX *libctx; /* The library context this instance is in */
55 struct provider_store_st *store; /* The store this instance belongs to */
58 * In the FIPS module inner provider, this isn't needed, since the
59 * error upcalls are always direct calls to the outer provider.
61 int error_lib; /* ERR library number, one for each provider */
62 # ifndef OPENSSL_NO_ERR
63 ERR_STRING_DATA *error_strings; /* Copy of what the provider gives us */
67 /* Provider side functions */
68 OSSL_provider_teardown_fn *teardown;
69 OSSL_provider_gettable_params_fn *gettable_params;
70 OSSL_provider_get_params_fn *get_params;
71 OSSL_provider_query_operation_fn *query_operation;
73 /* Provider side data */
76 DEFINE_STACK_OF(OSSL_PROVIDER)
78 static int ossl_provider_cmp(const OSSL_PROVIDER * const *a,
79 const OSSL_PROVIDER * const *b)
81 return strcmp((*a)->name, (*b)->name);
85 * Provider Object store
86 * =====================
88 * The Provider Object store is a library context object, and therefore needs
92 struct provider_store_st {
93 STACK_OF(OSSL_PROVIDER) *providers;
95 unsigned int use_fallbacks:1;
98 static void provider_store_free(void *vstore)
100 struct provider_store_st *store = vstore;
104 sk_OSSL_PROVIDER_pop_free(store->providers, ossl_provider_free);
105 CRYPTO_THREAD_lock_free(store->lock);
109 static void *provider_store_new(OPENSSL_CTX *ctx)
111 struct provider_store_st *store = OPENSSL_zalloc(sizeof(*store));
112 const struct predefined_providers_st *p = NULL;
115 || (store->providers = sk_OSSL_PROVIDER_new(ossl_provider_cmp)) == NULL
116 || (store->lock = CRYPTO_THREAD_lock_new()) == NULL) {
117 provider_store_free(store);
120 store->use_fallbacks = 1;
122 for (p = predefined_providers; p->name != NULL; p++) {
123 OSSL_PROVIDER *prov = NULL;
126 * We use the internal constructor directly here,
127 * otherwise we get a call loop
129 prov = provider_new(p->name, p->init);
132 || sk_OSSL_PROVIDER_push(store->providers, prov) == 0) {
133 ossl_provider_free(prov);
134 provider_store_free(store);
135 CRYPTOerr(CRYPTO_F_PROVIDER_STORE_NEW, ERR_R_INTERNAL_ERROR);
141 prov->error_lib = ERR_get_next_error_library();
144 ossl_provider_set_fallback(prov);
150 static const OPENSSL_CTX_METHOD provider_store_method = {
155 static struct provider_store_st *get_provider_store(OPENSSL_CTX *libctx)
157 struct provider_store_st *store = NULL;
159 store = openssl_ctx_get_data(libctx, OPENSSL_CTX_PROVIDER_STORE_INDEX,
160 &provider_store_method);
162 CRYPTOerr(CRYPTO_F_GET_PROVIDER_STORE, ERR_R_INTERNAL_ERROR);
166 OSSL_PROVIDER *ossl_provider_find(OPENSSL_CTX *libctx, const char *name,
169 struct provider_store_st *store = NULL;
170 OSSL_PROVIDER *prov = NULL;
172 if ((store = get_provider_store(libctx)) != NULL) {
173 OSSL_PROVIDER tmpl = { 0, };
178 * Make sure any providers are loaded from config before we try to find
182 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
185 tmpl.name = (char *)name;
186 CRYPTO_THREAD_write_lock(store->lock);
187 if ((i = sk_OSSL_PROVIDER_find(store->providers, &tmpl)) == -1
188 || (prov = sk_OSSL_PROVIDER_value(store->providers, i)) == NULL
189 || !ossl_provider_up_ref(prov))
191 CRYPTO_THREAD_unlock(store->lock);
198 * Provider Object methods
199 * =======================
202 static OSSL_PROVIDER *provider_new(const char *name,
203 OSSL_provider_init_fn *init_function)
205 OSSL_PROVIDER *prov = NULL;
207 if ((prov = OPENSSL_zalloc(sizeof(*prov))) == NULL
209 || (prov->refcnt_lock = CRYPTO_THREAD_lock_new()) == NULL
211 || !ossl_provider_up_ref(prov) /* +1 One reference to be returned */
212 || (prov->name = OPENSSL_strdup(name)) == NULL) {
213 ossl_provider_free(prov);
214 CRYPTOerr(CRYPTO_F_PROVIDER_NEW, ERR_R_MALLOC_FAILURE);
218 prov->init_function = init_function;
222 int ossl_provider_up_ref(OSSL_PROVIDER *prov)
226 if (CRYPTO_UP_REF(&prov->refcnt, &ref, prov->refcnt_lock) <= 0)
231 OSSL_PROVIDER *ossl_provider_new(OPENSSL_CTX *libctx, const char *name,
232 OSSL_provider_init_fn *init_function,
235 struct provider_store_st *store = NULL;
236 OSSL_PROVIDER *prov = NULL;
238 if ((store = get_provider_store(libctx)) == NULL)
241 if ((prov = ossl_provider_find(libctx, name,
242 noconfig)) != NULL) { /* refcount +1 */
243 ossl_provider_free(prov); /* refcount -1 */
244 ERR_raise_data(ERR_LIB_CRYPTO, CRYPTO_R_PROVIDER_ALREADY_EXISTS, NULL,
249 /* provider_new() generates an error, so no need here */
250 if ((prov = provider_new(name, init_function)) == NULL)
253 CRYPTO_THREAD_write_lock(store->lock);
254 if (!ossl_provider_up_ref(prov)) { /* +1 One reference for the store */
255 ossl_provider_free(prov); /* -1 Reference that was to be returned */
257 } else if (sk_OSSL_PROVIDER_push(store->providers, prov) == 0) {
258 ossl_provider_free(prov); /* -1 Store reference */
259 ossl_provider_free(prov); /* -1 Reference that was to be returned */
262 prov->libctx = libctx;
265 prov->error_lib = ERR_get_next_error_library();
268 CRYPTO_THREAD_unlock(store->lock);
271 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_NEW, ERR_R_MALLOC_FAILURE);
274 * At this point, the provider is only partially "loaded". To be
275 * fully "loaded", ossl_provider_activate() must also be called.
281 static void free_infopair(INFOPAIR *pair)
283 OPENSSL_free(pair->name);
284 OPENSSL_free(pair->value);
288 void ossl_provider_free(OSSL_PROVIDER *prov)
293 CRYPTO_DOWN_REF(&prov->refcnt, &ref, prov->refcnt_lock);
296 * When the refcount drops below two, the store is the only
297 * possible reference, or it has already been taken away from
298 * the store (this may happen if a provider was activated
299 * because it's a fallback, but isn't currently used)
300 * When that happens, the provider is inactivated.
302 if (ref < 2 && prov->flag_initialized) {
304 ossl_init_thread_deregister(prov);
306 if (prov->teardown != NULL)
307 prov->teardown(prov->provctx);
308 #ifndef OPENSSL_NO_ERR
310 if (prov->error_strings != NULL) {
311 ERR_unload_strings(prov->error_lib, prov->error_strings);
312 OPENSSL_free(prov->error_strings);
313 prov->error_strings = NULL;
317 prov->flag_initialized = 0;
321 * When the refcount drops to zero, it has been taken out of
322 * the store. All we have to do here is clean it out.
326 DSO_free(prov->module);
328 OPENSSL_free(prov->name);
329 OPENSSL_free(prov->path);
330 sk_INFOPAIR_pop_free(prov->parameters, free_infopair);
332 CRYPTO_THREAD_lock_free(prov->refcnt_lock);
340 int ossl_provider_set_module_path(OSSL_PROVIDER *prov, const char *module_path)
342 OPENSSL_free(prov->path);
343 if (module_path == NULL)
345 if ((prov->path = OPENSSL_strdup(module_path)) != NULL)
347 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_SET_MODULE_PATH, ERR_R_MALLOC_FAILURE);
351 int ossl_provider_add_parameter(OSSL_PROVIDER *prov,
352 const char *name, const char *value)
354 INFOPAIR *pair = NULL;
356 if ((pair = OPENSSL_zalloc(sizeof(*pair))) != NULL
357 && (prov->parameters != NULL
358 || (prov->parameters = sk_INFOPAIR_new_null()) != NULL)
359 && (pair->name = OPENSSL_strdup(name)) != NULL
360 && (pair->value = OPENSSL_strdup(value)) != NULL
361 && sk_INFOPAIR_push(prov->parameters, pair) > 0)
365 OPENSSL_free(pair->name);
366 OPENSSL_free(pair->value);
369 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_ADD_PARAMETER, ERR_R_MALLOC_FAILURE);
374 * Provider activation.
376 * What "activation" means depends on the provider form; for built in
377 * providers (in the library or the application alike), the provider
378 * can already be considered to be loaded, all that's needed is to
379 * initialize it. However, for dynamically loadable provider modules,
380 * we must first load that module.
382 * Built in modules are distinguished from dynamically loaded modules
383 * with an already assigned init function.
385 static const OSSL_DISPATCH *core_dispatch; /* Define further down */
388 * Internal version that doesn't affect the store flags, and thereby avoid
389 * locking. Direct callers must remember to set the store flags when
392 static int provider_activate(OSSL_PROVIDER *prov)
394 const OSSL_DISPATCH *provider_dispatch = NULL;
395 #ifndef OPENSSL_NO_ERR
397 OSSL_provider_get_reason_strings_fn *p_get_reason_strings = NULL;
401 if (prov->flag_initialized)
405 * If the init function isn't set, it indicates that this provider is
408 if (prov->init_function == NULL) {
412 if (prov->module == NULL) {
413 char *allocated_path = NULL;
414 const char *module_path = NULL;
415 char *merged_path = NULL;
416 const char *load_dir = ossl_safe_getenv("OPENSSL_MODULES");
418 if ((prov->module = DSO_new()) == NULL) {
419 /* DSO_new() generates an error already */
423 if (load_dir == NULL)
424 load_dir = MODULESDIR;
426 DSO_ctrl(prov->module, DSO_CTRL_SET_FLAGS,
427 DSO_FLAG_NAME_TRANSLATION_EXT_ONLY, NULL);
429 module_path = prov->path;
430 if (module_path == NULL)
431 module_path = allocated_path =
432 DSO_convert_filename(prov->module, prov->name);
433 if (module_path != NULL)
434 merged_path = DSO_merge(prov->module, module_path, load_dir);
436 if (merged_path == NULL
437 || (DSO_load(prov->module, merged_path, NULL, 0)) == NULL) {
438 DSO_free(prov->module);
442 OPENSSL_free(merged_path);
443 OPENSSL_free(allocated_path);
446 if (prov->module != NULL)
447 prov->init_function = (OSSL_provider_init_fn *)
448 DSO_bind_func(prov->module, "OSSL_provider_init");
452 /* Call the initialise function for the provider. */
453 if (prov->init_function == NULL
454 || !prov->init_function(prov, core_dispatch, &provider_dispatch,
456 ERR_raise_data(ERR_LIB_CRYPTO, ERR_R_INIT_FAIL, NULL,
457 "name=%s", prov->name);
459 DSO_free(prov->module);
465 for (; provider_dispatch->function_id != 0; provider_dispatch++) {
466 switch (provider_dispatch->function_id) {
467 case OSSL_FUNC_PROVIDER_TEARDOWN:
469 OSSL_get_provider_teardown(provider_dispatch);
471 case OSSL_FUNC_PROVIDER_GETTABLE_PARAMS:
472 prov->gettable_params =
473 OSSL_get_provider_gettable_params(provider_dispatch);
475 case OSSL_FUNC_PROVIDER_GET_PARAMS:
477 OSSL_get_provider_get_params(provider_dispatch);
479 case OSSL_FUNC_PROVIDER_QUERY_OPERATION:
480 prov->query_operation =
481 OSSL_get_provider_query_operation(provider_dispatch);
483 #ifndef OPENSSL_NO_ERR
485 case OSSL_FUNC_PROVIDER_GET_REASON_STRINGS:
486 p_get_reason_strings =
487 OSSL_get_provider_get_reason_strings(provider_dispatch);
494 #ifndef OPENSSL_NO_ERR
496 if (p_get_reason_strings != NULL) {
497 const OSSL_ITEM *reasonstrings = p_get_reason_strings(prov->provctx);
501 * ERR_load_strings() handles ERR_STRING_DATA rather than OSSL_ITEM,
502 * although they are essentially the same type.
503 * Furthermore, ERR_load_strings() patches the array's error number
504 * with the error library number, so we need to make a copy of that
507 cnt = 1; /* One for the terminating item */
508 while (reasonstrings[cnt].id != 0) {
509 if (ERR_GET_LIB(reasonstrings[cnt].id) != 0)
514 /* Allocate one extra item for the "library" name */
515 prov->error_strings =
516 OPENSSL_zalloc(sizeof(ERR_STRING_DATA) * (cnt + 1));
517 if (prov->error_strings == NULL)
521 * Set the "library" name.
523 prov->error_strings[0].error = ERR_PACK(prov->error_lib, 0, 0);
524 prov->error_strings[0].string = prov->name;
526 * Copy reasonstrings item 0..cnt-1 to prov->error_trings positions
529 for (cnt2 = 1; cnt2 <= cnt; cnt2++) {
530 prov->error_strings[cnt2].error = (int)reasonstrings[cnt2-1].id;
531 prov->error_strings[cnt2].string = reasonstrings[cnt2-1].ptr;
534 ERR_load_strings(prov->error_lib, prov->error_strings);
539 /* With this flag set, this provider has become fully "loaded". */
540 prov->flag_initialized = 1;
545 int ossl_provider_activate(OSSL_PROVIDER *prov)
547 if (provider_activate(prov)) {
548 CRYPTO_THREAD_write_lock(prov->store->lock);
549 prov->store->use_fallbacks = 0;
550 CRYPTO_THREAD_unlock(prov->store->lock);
557 void *ossl_provider_ctx(const OSSL_PROVIDER *prov)
559 return prov->provctx;
563 static int provider_forall_loaded(struct provider_store_st *store,
564 int *found_activated,
565 int (*cb)(OSSL_PROVIDER *provider,
573 num_provs = sk_OSSL_PROVIDER_num(store->providers);
575 if (found_activated != NULL)
576 *found_activated = 0;
577 for (i = 0; i < num_provs; i++) {
578 OSSL_PROVIDER *prov =
579 sk_OSSL_PROVIDER_value(store->providers, i);
581 if (prov->flag_initialized) {
582 if (found_activated != NULL)
583 *found_activated = 1;
584 if (!(ret = cb(prov, cbdata)))
593 * This function only does something once when store->use_fallbacks == 1,
594 * and then sets store->use_fallbacks = 0, so the second call and so on is
595 * effectively a no-op.
597 static void provider_activate_fallbacks(struct provider_store_st *store)
599 if (store->use_fallbacks) {
600 int num_provs = sk_OSSL_PROVIDER_num(store->providers);
601 int activated_fallback_count = 0;
604 for (i = 0; i < num_provs; i++) {
605 OSSL_PROVIDER *prov = sk_OSSL_PROVIDER_value(store->providers, i);
608 * Note that we don't care if the activation succeeds or not.
609 * If it doesn't succeed, then any attempt to use any of the
610 * fallback providers will fail anyway.
612 if (prov->flag_fallback) {
613 activated_fallback_count++;
614 provider_activate(prov);
619 * We assume that all fallbacks have been added to the store before
620 * any fallback is activated.
621 * TODO: We may have to reconsider this, IF we find ourselves adding
622 * fallbacks after any previous fallback has been activated.
624 if (activated_fallback_count > 0)
625 store->use_fallbacks = 0;
629 int ossl_provider_forall_loaded(OPENSSL_CTX *ctx,
630 int (*cb)(OSSL_PROVIDER *provider,
635 struct provider_store_st *store = get_provider_store(ctx);
639 * Make sure any providers are loaded from config before we try to use
642 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
646 CRYPTO_THREAD_read_lock(store->lock);
648 provider_activate_fallbacks(store);
651 * Now, we sweep through all providers
653 ret = provider_forall_loaded(store, NULL, cb, cbdata);
655 CRYPTO_THREAD_unlock(store->lock);
661 int ossl_provider_available(OSSL_PROVIDER *prov)
664 CRYPTO_THREAD_read_lock(prov->store->lock);
665 provider_activate_fallbacks(prov->store);
666 CRYPTO_THREAD_unlock(prov->store->lock);
668 return prov->flag_initialized;
673 /* Setters of Provider Object data */
674 int ossl_provider_set_fallback(OSSL_PROVIDER *prov)
679 prov->flag_fallback = 1;
683 /* Getters of Provider Object data */
684 const char *ossl_provider_name(const OSSL_PROVIDER *prov)
689 const DSO *ossl_provider_dso(const OSSL_PROVIDER *prov)
694 const char *ossl_provider_module_name(const OSSL_PROVIDER *prov)
699 return DSO_get_filename(prov->module);
703 const char *ossl_provider_module_path(const OSSL_PROVIDER *prov)
708 /* FIXME: Ensure it's a full path */
709 return DSO_get_filename(prov->module);
713 OPENSSL_CTX *ossl_provider_library_context(const OSSL_PROVIDER *prov)
715 /* TODO(3.0) just: return prov->libctx; */
716 return prov != NULL ? prov->libctx : NULL;
719 /* Wrappers around calls to the provider */
720 void ossl_provider_teardown(const OSSL_PROVIDER *prov)
722 if (prov->teardown != NULL)
723 prov->teardown(prov->provctx);
726 const OSSL_PARAM *ossl_provider_gettable_params(const OSSL_PROVIDER *prov)
728 return prov->gettable_params == NULL
729 ? NULL : prov->gettable_params(prov->provctx);
732 int ossl_provider_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[])
734 return prov->get_params == NULL
735 ? 0 : prov->get_params(prov->provctx, params);
739 const OSSL_ALGORITHM *ossl_provider_query_operation(const OSSL_PROVIDER *prov,
743 return prov->query_operation(prov->provctx, operation_id, no_cache);
747 * Core functions for the provider
748 * ===============================
750 * This is the set of functions that the core makes available to the provider
754 * This returns a list of Provider Object parameters with their types, for
755 * discovery. We do not expect that many providers will use this, but one
758 static const OSSL_PARAM param_types[] = {
759 OSSL_PARAM_DEFN("openssl-version", OSSL_PARAM_UTF8_PTR, NULL, 0),
760 OSSL_PARAM_DEFN("provider-name", OSSL_PARAM_UTF8_PTR, NULL, 0),
765 * Forward declare all the functions that are provided aa dispatch.
766 * This ensures that the compiler will complain if they aren't defined
767 * with the correct signature.
769 static OSSL_core_gettable_params_fn core_gettable_params;
770 static OSSL_core_get_params_fn core_get_params;
771 static OSSL_core_thread_start_fn core_thread_start;
772 static OSSL_core_get_library_context_fn core_get_libctx;
774 static OSSL_core_new_error_fn core_new_error;
775 static OSSL_core_set_error_debug_fn core_set_error_debug;
776 static OSSL_core_vset_error_fn core_vset_error;
777 static OSSL_core_set_error_mark_fn core_set_error_mark;
778 static OSSL_core_clear_last_error_mark_fn core_clear_last_error_mark;
779 static OSSL_core_pop_error_to_mark_fn core_pop_error_to_mark;
782 static const OSSL_PARAM *core_gettable_params(const OSSL_PROVIDER *prov)
787 static int core_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[])
792 if ((p = OSSL_PARAM_locate(params, "openssl-version")) != NULL)
793 OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR);
794 if ((p = OSSL_PARAM_locate(params, "provider-name")) != NULL)
795 OSSL_PARAM_set_utf8_ptr(p, prov->name);
798 if ((p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_MODULE_FILENAME)) != NULL)
799 OSSL_PARAM_set_utf8_ptr(p, ossl_provider_module_path(prov));
802 if (prov->parameters == NULL)
805 for (i = 0; i < sk_INFOPAIR_num(prov->parameters); i++) {
806 INFOPAIR *pair = sk_INFOPAIR_value(prov->parameters, i);
808 if ((p = OSSL_PARAM_locate(params, pair->name)) != NULL)
809 OSSL_PARAM_set_utf8_ptr(p, pair->value);
814 static OPENSSL_CTX *core_get_libctx(const OSSL_PROVIDER *prov)
816 return ossl_provider_library_context(prov);
819 static int core_thread_start(const OSSL_PROVIDER *prov,
820 OSSL_thread_stop_handler_fn handfn)
822 return ossl_init_thread_start(prov, prov->provctx, handfn);
826 * The FIPS module inner provider doesn't implement these. They aren't
827 * needed there, since the FIPS module upcalls are always the outer provider
832 * TODO(3.0) These error functions should use |prov| to select the proper
833 * library context to report in the correct error stack, at least if error
834 * stacks become tied to the library context.
835 * We cannot currently do that since there's no support for it in the
838 static void core_new_error(const OSSL_PROVIDER *prov)
843 static void core_set_error_debug(const OSSL_PROVIDER *prov,
844 const char *file, int line, const char *func)
846 ERR_set_debug(file, line, func);
849 static void core_vset_error(const OSSL_PROVIDER *prov,
850 uint32_t reason, const char *fmt, va_list args)
853 * If the uppermost 8 bits are non-zero, it's an OpenSSL library
854 * error and will be treated as such. Otherwise, it's a new style
855 * provider error and will be treated as such.
857 if (ERR_GET_LIB(reason) != 0) {
858 ERR_vset_error(ERR_GET_LIB(reason), ERR_GET_REASON(reason), fmt, args);
860 ERR_vset_error(prov->error_lib, (int)reason, fmt, args);
864 static int core_set_error_mark(const OSSL_PROVIDER *prov)
866 return ERR_set_mark();
869 static int core_clear_last_error_mark(const OSSL_PROVIDER *prov)
871 return ERR_clear_last_mark();
874 static int core_pop_error_to_mark(const OSSL_PROVIDER *prov)
876 return ERR_pop_to_mark();
881 * Functions provided by the core. Blank line separates "families" of related
884 static const OSSL_DISPATCH core_dispatch_[] = {
885 { OSSL_FUNC_CORE_GETTABLE_PARAMS, (void (*)(void))core_gettable_params },
886 { OSSL_FUNC_CORE_GET_PARAMS, (void (*)(void))core_get_params },
887 { OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT, (void (*)(void))core_get_libctx },
888 { OSSL_FUNC_CORE_THREAD_START, (void (*)(void))core_thread_start },
890 { OSSL_FUNC_CORE_NEW_ERROR, (void (*)(void))core_new_error },
891 { OSSL_FUNC_CORE_SET_ERROR_DEBUG, (void (*)(void))core_set_error_debug },
892 { OSSL_FUNC_CORE_VSET_ERROR, (void (*)(void))core_vset_error },
893 { OSSL_FUNC_CORE_SET_ERROR_MARK, (void (*)(void))core_set_error_mark },
894 { OSSL_FUNC_CORE_CLEAR_LAST_ERROR_MARK,
895 (void (*)(void))core_clear_last_error_mark },
896 { OSSL_FUNC_CORE_POP_ERROR_TO_MARK,
897 (void (*)(void))core_pop_error_to_mark },
898 { OSSL_FUNC_BIO_NEW_FILE, (void (*)(void))BIO_new_file },
899 { OSSL_FUNC_BIO_NEW_MEMBUF, (void (*)(void))BIO_new_mem_buf },
900 { OSSL_FUNC_BIO_READ_EX, (void (*)(void))BIO_read_ex },
901 { OSSL_FUNC_BIO_FREE, (void (*)(void))BIO_free },
902 { OSSL_FUNC_BIO_VPRINTF, (void (*)(void))BIO_vprintf },
903 { OSSL_FUNC_SELF_TEST_CB, (void (*)(void))OSSL_SELF_TEST_get_callback },
905 { OSSL_FUNC_CRYPTO_MALLOC, (void (*)(void))CRYPTO_malloc },
906 { OSSL_FUNC_CRYPTO_ZALLOC, (void (*)(void))CRYPTO_zalloc },
907 { OSSL_FUNC_CRYPTO_FREE, (void (*)(void))CRYPTO_free },
908 { OSSL_FUNC_CRYPTO_CLEAR_FREE, (void (*)(void))CRYPTO_clear_free },
909 { OSSL_FUNC_CRYPTO_REALLOC, (void (*)(void))CRYPTO_realloc },
910 { OSSL_FUNC_CRYPTO_CLEAR_REALLOC, (void (*)(void))CRYPTO_clear_realloc },
911 { OSSL_FUNC_CRYPTO_SECURE_MALLOC, (void (*)(void))CRYPTO_secure_malloc },
912 { OSSL_FUNC_CRYPTO_SECURE_ZALLOC, (void (*)(void))CRYPTO_secure_zalloc },
913 { OSSL_FUNC_CRYPTO_SECURE_FREE, (void (*)(void))CRYPTO_secure_free },
914 { OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE,
915 (void (*)(void))CRYPTO_secure_clear_free },
916 { OSSL_FUNC_CRYPTO_SECURE_ALLOCATED,
917 (void (*)(void))CRYPTO_secure_allocated },
918 { OSSL_FUNC_OPENSSL_CLEANSE, (void (*)(void))OPENSSL_cleanse },
922 static const OSSL_DISPATCH *core_dispatch = core_dispatch_;