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/provider.h>
14 #include <openssl/params.h>
15 #include <openssl/opensslv.h>
16 #include "crypto/cryptlib.h"
17 #include "internal/nelem.h"
18 #include "internal/thread_once.h"
19 #include "internal/provider.h"
20 #include "internal/refcount.h"
21 #include "provider_local.h"
23 # include <openssl/self_test.h>
26 static OSSL_PROVIDER
*provider_new(const char *name
,
27 OSSL_provider_init_fn
*init_function
);
30 * Provider Object structure
31 * =========================
38 DEFINE_STACK_OF(INFOPAIR
)
40 struct provider_store_st
; /* Forward declaration */
42 struct ossl_provider_st
{
44 unsigned int flag_initialized
:1;
45 unsigned int flag_fallback
:1;
47 /* OpenSSL library side data */
48 CRYPTO_REF_COUNT refcnt
;
49 CRYPTO_RWLOCK
*refcnt_lock
; /* For the ref counter */
53 OSSL_provider_init_fn
*init_function
;
54 STACK_OF(INFOPAIR
) *parameters
;
55 OPENSSL_CTX
*libctx
; /* The library context this instance is in */
56 struct provider_store_st
*store
; /* The store this instance belongs to */
59 * In the FIPS module inner provider, this isn't needed, since the
60 * error upcalls are always direct calls to the outer provider.
62 int error_lib
; /* ERR library number, one for each provider */
63 # ifndef OPENSSL_NO_ERR
64 ERR_STRING_DATA
*error_strings
; /* Copy of what the provider gives us */
68 /* Provider side functions */
69 OSSL_provider_teardown_fn
*teardown
;
70 OSSL_provider_gettable_params_fn
*gettable_params
;
71 OSSL_provider_get_params_fn
*get_params
;
72 OSSL_provider_query_operation_fn
*query_operation
;
74 /* Provider side data */
77 DEFINE_STACK_OF(OSSL_PROVIDER
)
79 static int ossl_provider_cmp(const OSSL_PROVIDER
* const *a
,
80 const OSSL_PROVIDER
* const *b
)
82 return strcmp((*a
)->name
, (*b
)->name
);
86 * Provider Object store
87 * =====================
89 * The Provider Object store is a library context object, and therefore needs
93 struct provider_store_st
{
94 STACK_OF(OSSL_PROVIDER
) *providers
;
97 unsigned int use_fallbacks
:1;
100 static void provider_store_free(void *vstore
)
102 struct provider_store_st
*store
= vstore
;
106 OPENSSL_free(store
->default_path
);
107 sk_OSSL_PROVIDER_pop_free(store
->providers
, ossl_provider_free
);
108 CRYPTO_THREAD_lock_free(store
->lock
);
112 static void *provider_store_new(OPENSSL_CTX
*ctx
)
114 struct provider_store_st
*store
= OPENSSL_zalloc(sizeof(*store
));
115 const struct predefined_providers_st
*p
= NULL
;
118 || (store
->providers
= sk_OSSL_PROVIDER_new(ossl_provider_cmp
)) == NULL
119 || (store
->lock
= CRYPTO_THREAD_lock_new()) == NULL
) {
120 provider_store_free(store
);
123 store
->use_fallbacks
= 1;
125 for (p
= predefined_providers
; p
->name
!= NULL
; p
++) {
126 OSSL_PROVIDER
*prov
= NULL
;
129 * We use the internal constructor directly here,
130 * otherwise we get a call loop
132 prov
= provider_new(p
->name
, p
->init
);
135 || sk_OSSL_PROVIDER_push(store
->providers
, prov
) == 0) {
136 ossl_provider_free(prov
);
137 provider_store_free(store
);
138 CRYPTOerr(CRYPTO_F_PROVIDER_STORE_NEW
, ERR_R_INTERNAL_ERROR
);
144 prov
->error_lib
= ERR_get_next_error_library();
147 ossl_provider_set_fallback(prov
);
153 static const OPENSSL_CTX_METHOD provider_store_method
= {
158 static struct provider_store_st
*get_provider_store(OPENSSL_CTX
*libctx
)
160 struct provider_store_st
*store
= NULL
;
162 store
= openssl_ctx_get_data(libctx
, OPENSSL_CTX_PROVIDER_STORE_INDEX
,
163 &provider_store_method
);
165 CRYPTOerr(CRYPTO_F_GET_PROVIDER_STORE
, ERR_R_INTERNAL_ERROR
);
169 OSSL_PROVIDER
*ossl_provider_find(OPENSSL_CTX
*libctx
, const char *name
,
172 struct provider_store_st
*store
= NULL
;
173 OSSL_PROVIDER
*prov
= NULL
;
175 if ((store
= get_provider_store(libctx
)) != NULL
) {
176 OSSL_PROVIDER tmpl
= { 0, };
181 * Make sure any providers are loaded from config before we try to find
185 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG
, NULL
);
188 tmpl
.name
= (char *)name
;
189 CRYPTO_THREAD_write_lock(store
->lock
);
190 if ((i
= sk_OSSL_PROVIDER_find(store
->providers
, &tmpl
)) == -1
191 || (prov
= sk_OSSL_PROVIDER_value(store
->providers
, i
)) == NULL
192 || !ossl_provider_up_ref(prov
))
194 CRYPTO_THREAD_unlock(store
->lock
);
201 * Provider Object methods
202 * =======================
205 static OSSL_PROVIDER
*provider_new(const char *name
,
206 OSSL_provider_init_fn
*init_function
)
208 OSSL_PROVIDER
*prov
= NULL
;
210 if ((prov
= OPENSSL_zalloc(sizeof(*prov
))) == NULL
212 || (prov
->refcnt_lock
= CRYPTO_THREAD_lock_new()) == NULL
214 || !ossl_provider_up_ref(prov
) /* +1 One reference to be returned */
215 || (prov
->name
= OPENSSL_strdup(name
)) == NULL
) {
216 ossl_provider_free(prov
);
217 CRYPTOerr(CRYPTO_F_PROVIDER_NEW
, ERR_R_MALLOC_FAILURE
);
221 prov
->init_function
= init_function
;
225 int ossl_provider_up_ref(OSSL_PROVIDER
*prov
)
229 if (CRYPTO_UP_REF(&prov
->refcnt
, &ref
, prov
->refcnt_lock
) <= 0)
234 OSSL_PROVIDER
*ossl_provider_new(OPENSSL_CTX
*libctx
, const char *name
,
235 OSSL_provider_init_fn
*init_function
,
238 struct provider_store_st
*store
= NULL
;
239 OSSL_PROVIDER
*prov
= NULL
;
241 if ((store
= get_provider_store(libctx
)) == NULL
)
244 if ((prov
= ossl_provider_find(libctx
, name
,
245 noconfig
)) != NULL
) { /* refcount +1 */
246 ossl_provider_free(prov
); /* refcount -1 */
247 ERR_raise_data(ERR_LIB_CRYPTO
, CRYPTO_R_PROVIDER_ALREADY_EXISTS
, NULL
,
252 /* provider_new() generates an error, so no need here */
253 if ((prov
= provider_new(name
, init_function
)) == NULL
)
256 CRYPTO_THREAD_write_lock(store
->lock
);
257 if (!ossl_provider_up_ref(prov
)) { /* +1 One reference for the store */
258 ossl_provider_free(prov
); /* -1 Reference that was to be returned */
260 } else if (sk_OSSL_PROVIDER_push(store
->providers
, prov
) == 0) {
261 ossl_provider_free(prov
); /* -1 Store reference */
262 ossl_provider_free(prov
); /* -1 Reference that was to be returned */
265 prov
->libctx
= libctx
;
268 prov
->error_lib
= ERR_get_next_error_library();
271 CRYPTO_THREAD_unlock(store
->lock
);
274 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_NEW
, ERR_R_MALLOC_FAILURE
);
277 * At this point, the provider is only partially "loaded". To be
278 * fully "loaded", ossl_provider_activate() must also be called.
284 static void free_infopair(INFOPAIR
*pair
)
286 OPENSSL_free(pair
->name
);
287 OPENSSL_free(pair
->value
);
291 void ossl_provider_free(OSSL_PROVIDER
*prov
)
296 CRYPTO_DOWN_REF(&prov
->refcnt
, &ref
, prov
->refcnt_lock
);
299 * When the refcount drops below two, the store is the only
300 * possible reference, or it has already been taken away from
301 * the store (this may happen if a provider was activated
302 * because it's a fallback, but isn't currently used)
303 * When that happens, the provider is inactivated.
305 if (ref
< 2 && prov
->flag_initialized
) {
307 ossl_init_thread_deregister(prov
);
309 if (prov
->teardown
!= NULL
)
310 prov
->teardown(prov
->provctx
);
311 #ifndef OPENSSL_NO_ERR
313 if (prov
->error_strings
!= NULL
) {
314 ERR_unload_strings(prov
->error_lib
, prov
->error_strings
);
315 OPENSSL_free(prov
->error_strings
);
316 prov
->error_strings
= NULL
;
320 prov
->flag_initialized
= 0;
324 * When the refcount drops to zero, it has been taken out of
325 * the store. All we have to do here is clean it out.
329 DSO_free(prov
->module
);
331 OPENSSL_free(prov
->name
);
332 OPENSSL_free(prov
->path
);
333 sk_INFOPAIR_pop_free(prov
->parameters
, free_infopair
);
335 CRYPTO_THREAD_lock_free(prov
->refcnt_lock
);
343 int ossl_provider_set_module_path(OSSL_PROVIDER
*prov
, const char *module_path
)
345 OPENSSL_free(prov
->path
);
346 if (module_path
== NULL
)
348 if ((prov
->path
= OPENSSL_strdup(module_path
)) != NULL
)
350 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_SET_MODULE_PATH
, ERR_R_MALLOC_FAILURE
);
354 int ossl_provider_add_parameter(OSSL_PROVIDER
*prov
,
355 const char *name
, const char *value
)
357 INFOPAIR
*pair
= NULL
;
359 if ((pair
= OPENSSL_zalloc(sizeof(*pair
))) != NULL
360 && (prov
->parameters
!= NULL
361 || (prov
->parameters
= sk_INFOPAIR_new_null()) != NULL
)
362 && (pair
->name
= OPENSSL_strdup(name
)) != NULL
363 && (pair
->value
= OPENSSL_strdup(value
)) != NULL
364 && sk_INFOPAIR_push(prov
->parameters
, pair
) > 0)
368 OPENSSL_free(pair
->name
);
369 OPENSSL_free(pair
->value
);
372 CRYPTOerr(CRYPTO_F_OSSL_PROVIDER_ADD_PARAMETER
, ERR_R_MALLOC_FAILURE
);
377 * Provider activation.
379 * What "activation" means depends on the provider form; for built in
380 * providers (in the library or the application alike), the provider
381 * can already be considered to be loaded, all that's needed is to
382 * initialize it. However, for dynamically loadable provider modules,
383 * we must first load that module.
385 * Built in modules are distinguished from dynamically loaded modules
386 * with an already assigned init function.
388 static const OSSL_DISPATCH
*core_dispatch
; /* Define further down */
390 int OSSL_PROVIDER_set_default_search_path(OPENSSL_CTX
*libctx
, const char *path
)
392 struct provider_store_st
*store
;
396 p
= OPENSSL_strdup(path
);
398 CRYPTOerr(0, ERR_R_MALLOC_FAILURE
);
402 if ((store
= get_provider_store(libctx
)) != NULL
403 && CRYPTO_THREAD_write_lock(store
->lock
)) {
404 OPENSSL_free(store
->default_path
);
405 store
->default_path
= p
;
406 CRYPTO_THREAD_unlock(store
->lock
);
414 * Internal version that doesn't affect the store flags, and thereby avoid
415 * locking. Direct callers must remember to set the store flags when
418 static int provider_activate(OSSL_PROVIDER
*prov
)
420 const OSSL_DISPATCH
*provider_dispatch
= NULL
;
421 #ifndef OPENSSL_NO_ERR
423 OSSL_provider_get_reason_strings_fn
*p_get_reason_strings
= NULL
;
427 if (prov
->flag_initialized
)
431 * If the init function isn't set, it indicates that this provider is
434 if (prov
->init_function
== NULL
) {
438 if (prov
->module
== NULL
) {
439 char *allocated_path
= NULL
;
440 const char *module_path
= NULL
;
441 char *merged_path
= NULL
;
442 const char *load_dir
= NULL
;
443 struct provider_store_st
*store
;
445 if ((prov
->module
= DSO_new()) == NULL
) {
446 /* DSO_new() generates an error already */
450 if ((store
= get_provider_store(prov
->libctx
)) == NULL
451 || !CRYPTO_THREAD_read_lock(store
->lock
))
453 load_dir
= store
->default_path
;
455 if (load_dir
== NULL
) {
456 load_dir
= ossl_safe_getenv("OPENSSL_MODULES");
457 if (load_dir
== NULL
)
458 load_dir
= MODULESDIR
;
461 DSO_ctrl(prov
->module
, DSO_CTRL_SET_FLAGS
,
462 DSO_FLAG_NAME_TRANSLATION_EXT_ONLY
, NULL
);
464 module_path
= prov
->path
;
465 if (module_path
== NULL
)
466 module_path
= allocated_path
=
467 DSO_convert_filename(prov
->module
, prov
->name
);
468 if (module_path
!= NULL
)
469 merged_path
= DSO_merge(prov
->module
, module_path
, load_dir
);
470 CRYPTO_THREAD_unlock(store
->lock
);
472 if (merged_path
== NULL
473 || (DSO_load(prov
->module
, merged_path
, NULL
, 0)) == NULL
) {
474 DSO_free(prov
->module
);
478 OPENSSL_free(merged_path
);
479 OPENSSL_free(allocated_path
);
482 if (prov
->module
!= NULL
)
483 prov
->init_function
= (OSSL_provider_init_fn
*)
484 DSO_bind_func(prov
->module
, "OSSL_provider_init");
488 /* Call the initialise function for the provider. */
489 if (prov
->init_function
== NULL
490 || !prov
->init_function(prov
, core_dispatch
, &provider_dispatch
,
492 ERR_raise_data(ERR_LIB_CRYPTO
, ERR_R_INIT_FAIL
, NULL
,
493 "name=%s", prov
->name
);
495 DSO_free(prov
->module
);
501 for (; provider_dispatch
->function_id
!= 0; provider_dispatch
++) {
502 switch (provider_dispatch
->function_id
) {
503 case OSSL_FUNC_PROVIDER_TEARDOWN
:
505 OSSL_get_provider_teardown(provider_dispatch
);
507 case OSSL_FUNC_PROVIDER_GETTABLE_PARAMS
:
508 prov
->gettable_params
=
509 OSSL_get_provider_gettable_params(provider_dispatch
);
511 case OSSL_FUNC_PROVIDER_GET_PARAMS
:
513 OSSL_get_provider_get_params(provider_dispatch
);
515 case OSSL_FUNC_PROVIDER_QUERY_OPERATION
:
516 prov
->query_operation
=
517 OSSL_get_provider_query_operation(provider_dispatch
);
519 #ifndef OPENSSL_NO_ERR
521 case OSSL_FUNC_PROVIDER_GET_REASON_STRINGS
:
522 p_get_reason_strings
=
523 OSSL_get_provider_get_reason_strings(provider_dispatch
);
530 #ifndef OPENSSL_NO_ERR
532 if (p_get_reason_strings
!= NULL
) {
533 const OSSL_ITEM
*reasonstrings
= p_get_reason_strings(prov
->provctx
);
537 * ERR_load_strings() handles ERR_STRING_DATA rather than OSSL_ITEM,
538 * although they are essentially the same type.
539 * Furthermore, ERR_load_strings() patches the array's error number
540 * with the error library number, so we need to make a copy of that
543 cnt
= 1; /* One for the terminating item */
544 while (reasonstrings
[cnt
].id
!= 0) {
545 if (ERR_GET_LIB(reasonstrings
[cnt
].id
) != 0)
550 /* Allocate one extra item for the "library" name */
551 prov
->error_strings
=
552 OPENSSL_zalloc(sizeof(ERR_STRING_DATA
) * (cnt
+ 1));
553 if (prov
->error_strings
== NULL
)
557 * Set the "library" name.
559 prov
->error_strings
[0].error
= ERR_PACK(prov
->error_lib
, 0, 0);
560 prov
->error_strings
[0].string
= prov
->name
;
562 * Copy reasonstrings item 0..cnt-1 to prov->error_trings positions
565 for (cnt2
= 1; cnt2
<= cnt
; cnt2
++) {
566 prov
->error_strings
[cnt2
].error
= (int)reasonstrings
[cnt2
-1].id
;
567 prov
->error_strings
[cnt2
].string
= reasonstrings
[cnt2
-1].ptr
;
570 ERR_load_strings(prov
->error_lib
, prov
->error_strings
);
575 /* With this flag set, this provider has become fully "loaded". */
576 prov
->flag_initialized
= 1;
581 int ossl_provider_activate(OSSL_PROVIDER
*prov
)
583 if (provider_activate(prov
)) {
584 CRYPTO_THREAD_write_lock(prov
->store
->lock
);
585 prov
->store
->use_fallbacks
= 0;
586 CRYPTO_THREAD_unlock(prov
->store
->lock
);
593 void *ossl_provider_ctx(const OSSL_PROVIDER
*prov
)
595 return prov
->provctx
;
599 static int provider_forall_loaded(struct provider_store_st
*store
,
600 int *found_activated
,
601 int (*cb
)(OSSL_PROVIDER
*provider
,
609 num_provs
= sk_OSSL_PROVIDER_num(store
->providers
);
611 if (found_activated
!= NULL
)
612 *found_activated
= 0;
613 for (i
= 0; i
< num_provs
; i
++) {
614 OSSL_PROVIDER
*prov
=
615 sk_OSSL_PROVIDER_value(store
->providers
, i
);
617 if (prov
->flag_initialized
) {
618 if (found_activated
!= NULL
)
619 *found_activated
= 1;
620 if (!(ret
= cb(prov
, cbdata
)))
629 * This function only does something once when store->use_fallbacks == 1,
630 * and then sets store->use_fallbacks = 0, so the second call and so on is
631 * effectively a no-op.
633 static void provider_activate_fallbacks(struct provider_store_st
*store
)
635 if (store
->use_fallbacks
) {
636 int num_provs
= sk_OSSL_PROVIDER_num(store
->providers
);
637 int activated_fallback_count
= 0;
640 for (i
= 0; i
< num_provs
; i
++) {
641 OSSL_PROVIDER
*prov
= sk_OSSL_PROVIDER_value(store
->providers
, i
);
644 * Note that we don't care if the activation succeeds or not.
645 * If it doesn't succeed, then any attempt to use any of the
646 * fallback providers will fail anyway.
648 if (prov
->flag_fallback
) {
649 activated_fallback_count
++;
650 provider_activate(prov
);
655 * We assume that all fallbacks have been added to the store before
656 * any fallback is activated.
657 * TODO: We may have to reconsider this, IF we find ourselves adding
658 * fallbacks after any previous fallback has been activated.
660 if (activated_fallback_count
> 0)
661 store
->use_fallbacks
= 0;
665 int ossl_provider_forall_loaded(OPENSSL_CTX
*ctx
,
666 int (*cb
)(OSSL_PROVIDER
*provider
,
671 struct provider_store_st
*store
= get_provider_store(ctx
);
675 * Make sure any providers are loaded from config before we try to use
678 OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG
, NULL
);
682 CRYPTO_THREAD_read_lock(store
->lock
);
684 provider_activate_fallbacks(store
);
687 * Now, we sweep through all providers
689 ret
= provider_forall_loaded(store
, NULL
, cb
, cbdata
);
691 CRYPTO_THREAD_unlock(store
->lock
);
697 int ossl_provider_available(OSSL_PROVIDER
*prov
)
700 CRYPTO_THREAD_read_lock(prov
->store
->lock
);
701 provider_activate_fallbacks(prov
->store
);
702 CRYPTO_THREAD_unlock(prov
->store
->lock
);
704 return prov
->flag_initialized
;
709 /* Setters of Provider Object data */
710 int ossl_provider_set_fallback(OSSL_PROVIDER
*prov
)
715 prov
->flag_fallback
= 1;
719 /* Getters of Provider Object data */
720 const char *ossl_provider_name(const OSSL_PROVIDER
*prov
)
725 const DSO
*ossl_provider_dso(const OSSL_PROVIDER
*prov
)
730 const char *ossl_provider_module_name(const OSSL_PROVIDER
*prov
)
735 return DSO_get_filename(prov
->module
);
739 const char *ossl_provider_module_path(const OSSL_PROVIDER
*prov
)
744 /* FIXME: Ensure it's a full path */
745 return DSO_get_filename(prov
->module
);
749 OPENSSL_CTX
*ossl_provider_library_context(const OSSL_PROVIDER
*prov
)
751 /* TODO(3.0) just: return prov->libctx; */
752 return prov
!= NULL
? prov
->libctx
: NULL
;
755 /* Wrappers around calls to the provider */
756 void ossl_provider_teardown(const OSSL_PROVIDER
*prov
)
758 if (prov
->teardown
!= NULL
)
759 prov
->teardown(prov
->provctx
);
762 const OSSL_PARAM
*ossl_provider_gettable_params(const OSSL_PROVIDER
*prov
)
764 return prov
->gettable_params
== NULL
765 ? NULL
: prov
->gettable_params(prov
->provctx
);
768 int ossl_provider_get_params(const OSSL_PROVIDER
*prov
, OSSL_PARAM params
[])
770 return prov
->get_params
== NULL
771 ? 0 : prov
->get_params(prov
->provctx
, params
);
775 const OSSL_ALGORITHM
*ossl_provider_query_operation(const OSSL_PROVIDER
*prov
,
779 return prov
->query_operation(prov
->provctx
, operation_id
, no_cache
);
783 * Core functions for the provider
784 * ===============================
786 * This is the set of functions that the core makes available to the provider
790 * This returns a list of Provider Object parameters with their types, for
791 * discovery. We do not expect that many providers will use this, but one
794 static const OSSL_PARAM param_types
[] = {
795 OSSL_PARAM_DEFN("openssl-version", OSSL_PARAM_UTF8_PTR
, NULL
, 0),
796 OSSL_PARAM_DEFN("provider-name", OSSL_PARAM_UTF8_PTR
, NULL
, 0),
801 * Forward declare all the functions that are provided aa dispatch.
802 * This ensures that the compiler will complain if they aren't defined
803 * with the correct signature.
805 static OSSL_core_gettable_params_fn core_gettable_params
;
806 static OSSL_core_get_params_fn core_get_params
;
807 static OSSL_core_thread_start_fn core_thread_start
;
808 static OSSL_core_get_library_context_fn core_get_libctx
;
810 static OSSL_core_new_error_fn core_new_error
;
811 static OSSL_core_set_error_debug_fn core_set_error_debug
;
812 static OSSL_core_vset_error_fn core_vset_error
;
813 static OSSL_core_set_error_mark_fn core_set_error_mark
;
814 static OSSL_core_clear_last_error_mark_fn core_clear_last_error_mark
;
815 static OSSL_core_pop_error_to_mark_fn core_pop_error_to_mark
;
818 static const OSSL_PARAM
*core_gettable_params(const OSSL_PROVIDER
*prov
)
823 static int core_get_params(const OSSL_PROVIDER
*prov
, OSSL_PARAM params
[])
828 if ((p
= OSSL_PARAM_locate(params
, "openssl-version")) != NULL
)
829 OSSL_PARAM_set_utf8_ptr(p
, OPENSSL_VERSION_STR
);
830 if ((p
= OSSL_PARAM_locate(params
, "provider-name")) != NULL
)
831 OSSL_PARAM_set_utf8_ptr(p
, prov
->name
);
834 if ((p
= OSSL_PARAM_locate(params
, OSSL_PROV_PARAM_MODULE_FILENAME
)) != NULL
)
835 OSSL_PARAM_set_utf8_ptr(p
, ossl_provider_module_path(prov
));
838 if (prov
->parameters
== NULL
)
841 for (i
= 0; i
< sk_INFOPAIR_num(prov
->parameters
); i
++) {
842 INFOPAIR
*pair
= sk_INFOPAIR_value(prov
->parameters
, i
);
844 if ((p
= OSSL_PARAM_locate(params
, pair
->name
)) != NULL
)
845 OSSL_PARAM_set_utf8_ptr(p
, pair
->value
);
850 static OPENSSL_CTX
*core_get_libctx(const OSSL_PROVIDER
*prov
)
852 return ossl_provider_library_context(prov
);
855 static int core_thread_start(const OSSL_PROVIDER
*prov
,
856 OSSL_thread_stop_handler_fn handfn
)
858 return ossl_init_thread_start(prov
, prov
->provctx
, handfn
);
862 * The FIPS module inner provider doesn't implement these. They aren't
863 * needed there, since the FIPS module upcalls are always the outer provider
868 * TODO(3.0) These error functions should use |prov| to select the proper
869 * library context to report in the correct error stack, at least if error
870 * stacks become tied to the library context.
871 * We cannot currently do that since there's no support for it in the
874 static void core_new_error(const OSSL_PROVIDER
*prov
)
879 static void core_set_error_debug(const OSSL_PROVIDER
*prov
,
880 const char *file
, int line
, const char *func
)
882 ERR_set_debug(file
, line
, func
);
885 static void core_vset_error(const OSSL_PROVIDER
*prov
,
886 uint32_t reason
, const char *fmt
, va_list args
)
889 * If the uppermost 8 bits are non-zero, it's an OpenSSL library
890 * error and will be treated as such. Otherwise, it's a new style
891 * provider error and will be treated as such.
893 if (ERR_GET_LIB(reason
) != 0) {
894 ERR_vset_error(ERR_GET_LIB(reason
), ERR_GET_REASON(reason
), fmt
, args
);
896 ERR_vset_error(prov
->error_lib
, (int)reason
, fmt
, args
);
900 static int core_set_error_mark(const OSSL_PROVIDER
*prov
)
902 return ERR_set_mark();
905 static int core_clear_last_error_mark(const OSSL_PROVIDER
*prov
)
907 return ERR_clear_last_mark();
910 static int core_pop_error_to_mark(const OSSL_PROVIDER
*prov
)
912 return ERR_pop_to_mark();
914 #endif /* FIPS_MODE */
917 * Functions provided by the core. Blank line separates "families" of related
920 static const OSSL_DISPATCH core_dispatch_
[] = {
921 { OSSL_FUNC_CORE_GETTABLE_PARAMS
, (void (*)(void))core_gettable_params
},
922 { OSSL_FUNC_CORE_GET_PARAMS
, (void (*)(void))core_get_params
},
923 { OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT
, (void (*)(void))core_get_libctx
},
924 { OSSL_FUNC_CORE_THREAD_START
, (void (*)(void))core_thread_start
},
926 { OSSL_FUNC_CORE_NEW_ERROR
, (void (*)(void))core_new_error
},
927 { OSSL_FUNC_CORE_SET_ERROR_DEBUG
, (void (*)(void))core_set_error_debug
},
928 { OSSL_FUNC_CORE_VSET_ERROR
, (void (*)(void))core_vset_error
},
929 { OSSL_FUNC_CORE_SET_ERROR_MARK
, (void (*)(void))core_set_error_mark
},
930 { OSSL_FUNC_CORE_CLEAR_LAST_ERROR_MARK
,
931 (void (*)(void))core_clear_last_error_mark
},
932 { OSSL_FUNC_CORE_POP_ERROR_TO_MARK
, (void (*)(void))core_pop_error_to_mark
},
933 { OSSL_FUNC_BIO_NEW_FILE
, (void (*)(void))BIO_new_file
},
934 { OSSL_FUNC_BIO_NEW_MEMBUF
, (void (*)(void))BIO_new_mem_buf
},
935 { OSSL_FUNC_BIO_READ_EX
, (void (*)(void))BIO_read_ex
},
936 { OSSL_FUNC_BIO_FREE
, (void (*)(void))BIO_free
},
937 { OSSL_FUNC_BIO_VPRINTF
, (void (*)(void))BIO_vprintf
},
938 { OSSL_FUNC_BIO_VSNPRINTF
, (void (*)(void))BIO_vsnprintf
},
939 { OSSL_FUNC_SELF_TEST_CB
, (void (*)(void))OSSL_SELF_TEST_get_callback
},
941 { OSSL_FUNC_CRYPTO_MALLOC
, (void (*)(void))CRYPTO_malloc
},
942 { OSSL_FUNC_CRYPTO_ZALLOC
, (void (*)(void))CRYPTO_zalloc
},
943 { OSSL_FUNC_CRYPTO_FREE
, (void (*)(void))CRYPTO_free
},
944 { OSSL_FUNC_CRYPTO_CLEAR_FREE
, (void (*)(void))CRYPTO_clear_free
},
945 { OSSL_FUNC_CRYPTO_REALLOC
, (void (*)(void))CRYPTO_realloc
},
946 { OSSL_FUNC_CRYPTO_CLEAR_REALLOC
, (void (*)(void))CRYPTO_clear_realloc
},
947 { OSSL_FUNC_CRYPTO_SECURE_MALLOC
, (void (*)(void))CRYPTO_secure_malloc
},
948 { OSSL_FUNC_CRYPTO_SECURE_ZALLOC
, (void (*)(void))CRYPTO_secure_zalloc
},
949 { OSSL_FUNC_CRYPTO_SECURE_FREE
, (void (*)(void))CRYPTO_secure_free
},
950 { OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE
,
951 (void (*)(void))CRYPTO_secure_clear_free
},
952 { OSSL_FUNC_CRYPTO_SECURE_ALLOCATED
,
953 (void (*)(void))CRYPTO_secure_allocated
},
954 { OSSL_FUNC_OPENSSL_CLEANSE
, (void (*)(void))OPENSSL_cleanse
},
958 static const OSSL_DISPATCH
*core_dispatch
= core_dispatch_
;