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 #ifndef OSSL_INTERNAL_PROVIDER_H
11 # define OSSL_INTERNAL_PROVIDER_H
13 # include <openssl/core.h>
14 # include "internal/dso.h"
15 # include "internal/symhacks.h"
24 * ossl_provider_ Provider Object internal API
25 * OSSL_PROVIDER Provider Object
28 /* Provider Object finder, constructor and destructor */
29 OSSL_PROVIDER *ossl_provider_find(OPENSSL_CTX *libctx, const char *name);
30 OSSL_PROVIDER *ossl_provider_new(OPENSSL_CTX *libctx, const char *name,
31 OSSL_provider_init_fn *init_function);
32 int ossl_provider_upref(OSSL_PROVIDER *prov);
33 void ossl_provider_free(OSSL_PROVIDER *prov);
36 int ossl_provider_set_fallback(OSSL_PROVIDER *prov);
37 int ossl_provider_set_module_path(OSSL_PROVIDER *prov, const char *module_path);
38 int ossl_provider_add_parameter(OSSL_PROVIDER *prov, const char *name,
42 * Activate the Provider
43 * If the Provider is a module, the module will be loaded
44 * Inactivation is done by freeing the Provider
46 int ossl_provider_activate(OSSL_PROVIDER *prov);
48 /* Iterate over all loaded providers */
49 int ossl_provider_forall_loaded(OPENSSL_CTX *,
50 int (*cb)(OSSL_PROVIDER *provider,
54 /* Getters for other library functions */
55 const char *ossl_provider_name(OSSL_PROVIDER *prov);
56 const DSO *ossl_provider_dso(OSSL_PROVIDER *prov);
57 const char *ossl_provider_module_name(OSSL_PROVIDER *prov);
58 const char *ossl_provider_module_path(OSSL_PROVIDER *prov);
60 /* Thin wrappers around calls to the provider */
61 void ossl_provider_teardown(const OSSL_PROVIDER *prov);
62 const OSSL_ITEM *ossl_provider_get_param_types(const OSSL_PROVIDER *prov);
63 int ossl_provider_get_params(const OSSL_PROVIDER *prov,
64 const OSSL_PARAM params[]);
65 const OSSL_ALGORITHM *ossl_provider_query_operation(const OSSL_PROVIDER *prov,