Add config_diagnostics to our configuration files.
[openssl.git] / include / openssl / provider.h
1 /*
2  * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved.
3  *
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
8  */
9
10 #ifndef OPENSSL_PROVIDER_H
11 # define OPENSSL_PROVIDER_H
12 # pragma once
13
14 # include <openssl/core.h>
15
16 # ifdef __cplusplus
17 extern "C" {
18 # endif
19
20 /* Set the default provider search path */
21 int OSSL_PROVIDER_set_default_search_path(OSSL_LIB_CTX *, const char *path);
22
23 /* Load and unload a provider */
24 OSSL_PROVIDER *OSSL_PROVIDER_load(OSSL_LIB_CTX *, const char *name);
25 OSSL_PROVIDER *OSSL_PROVIDER_try_load(OSSL_LIB_CTX *, const char *name,
26                                       int retain_fallbacks);
27 int OSSL_PROVIDER_unload(OSSL_PROVIDER *prov);
28 int OSSL_PROVIDER_available(OSSL_LIB_CTX *, const char *name);
29 int OSSL_PROVIDER_do_all(OSSL_LIB_CTX *ctx,
30                          int (*cb)(OSSL_PROVIDER *provider, void *cbdata),
31                          void *cbdata);
32
33 const OSSL_PARAM *OSSL_PROVIDER_gettable_params(const OSSL_PROVIDER *prov);
34 int OSSL_PROVIDER_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[]);
35 int OSSL_PROVIDER_self_test(const OSSL_PROVIDER *prov);
36 int OSSL_PROVIDER_get_capabilities(const OSSL_PROVIDER *prov,
37                                    const char *capability,
38                                    OSSL_CALLBACK *cb,
39                                    void *arg);
40
41 const OSSL_ALGORITHM *OSSL_PROVIDER_query_operation(const OSSL_PROVIDER *prov,
42                                                     int operation_id,
43                                                     int *no_cache);
44 void OSSL_PROVIDER_unquery_operation(const OSSL_PROVIDER *prov,
45                                      int operation_id, const OSSL_ALGORITHM *algs);
46 void *OSSL_PROVIDER_get0_provider_ctx(const OSSL_PROVIDER *prov);
47 const OSSL_DISPATCH *OSSL_PROVIDER_get0_dispatch(const OSSL_PROVIDER *prov);
48
49 /* Add a built in providers */
50 int OSSL_PROVIDER_add_builtin(OSSL_LIB_CTX *, const char *name,
51                               OSSL_provider_init_fn *init_fn);
52
53 /* Information */
54 const char *OSSL_PROVIDER_get0_name(const OSSL_PROVIDER *prov);
55
56 # ifdef __cplusplus
57 }
58 # endif
59
60 #endif