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
12 #include <openssl/core.h>
13 #include <openssl/core_numbers.h>
14 #include <openssl/core_names.h>
15 #include <openssl/params.h>
17 /* Functions provided by the core */
18 static OSSL_core_get_param_types_fn *c_get_param_types = NULL;
19 static OSSL_core_get_params_fn *c_get_params = NULL;
21 /* Parameters we provide to the core */
22 static const OSSL_ITEM deflt_param_types[] = {
23 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_NAME },
24 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_VERSION },
25 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_BUILDINFO },
29 static const OSSL_ITEM *deflt_get_param_types(const OSSL_PROVIDER *prov)
31 return deflt_param_types;
34 static int deflt_get_params(const OSSL_PROVIDER *prov,
35 const OSSL_PARAM params[])
39 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_NAME);
40 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "OpenSSL Default Provider"))
42 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_VERSION);
43 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR))
45 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_BUILDINFO);
46 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_FULL_VERSION_STR))
52 extern const OSSL_DISPATCH sha256_functions[];
54 static const OSSL_ALGORITHM deflt_digests[] = {
55 { "SHA256", "default=yes", sha256_functions },
59 static const OSSL_ALGORITHM *deflt_query(OSSL_PROVIDER *prov,
64 switch (operation_id) {
71 /* Functions we provide to the core */
72 static const OSSL_DISPATCH deflt_dispatch_table[] = {
73 { OSSL_FUNC_PROVIDER_GET_PARAM_TYPES, (void (*)(void))deflt_get_param_types },
74 { OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))deflt_get_params },
75 { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))deflt_query },
79 OSSL_provider_init_fn ossl_default_provider_init;
81 int ossl_default_provider_init(const OSSL_PROVIDER *provider,
82 const OSSL_DISPATCH *in,
83 const OSSL_DISPATCH **out)
85 for (; in->function_id != 0; in++) {
86 switch (in->function_id) {
87 case OSSL_FUNC_CORE_GET_PARAM_TYPES:
88 c_get_param_types = OSSL_get_core_get_param_types(in);
90 case OSSL_FUNC_CORE_GET_PARAMS:
91 c_get_params = OSSL_get_core_get_params(in);
94 /* Just ignore anything we don't understand */
99 *out = deflt_dispatch_table;