2019-03-13 20:02:55 +08:00
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/*
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* Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <string.h>
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#include <stdio.h>
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#include <openssl/core.h>
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#include <openssl/core_numbers.h>
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#include <openssl/core_names.h>
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#include <openssl/params.h>
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2019-04-03 23:39:34 +08:00
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#include "internal/provider_algs.h"
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2019-03-13 20:02:55 +08:00
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/* Functions provided by the core */
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static OSSL_core_get_param_types_fn *c_get_param_types = NULL;
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static OSSL_core_get_params_fn *c_get_params = NULL;
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/* Parameters we provide to the core */
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static const OSSL_ITEM deflt_param_types[] = {
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{ OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_NAME },
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{ OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_VERSION },
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{ OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_BUILDINFO },
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{ 0, NULL }
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};
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static const OSSL_ITEM *deflt_get_param_types(const OSSL_PROVIDER *prov)
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{
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return deflt_param_types;
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}
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static int deflt_get_params(const OSSL_PROVIDER *prov,
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const OSSL_PARAM params[])
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{
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const OSSL_PARAM *p;
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p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_NAME);
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if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "OpenSSL Default Provider"))
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return 0;
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p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_VERSION);
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if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR))
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return 0;
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p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_BUILDINFO);
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if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_FULL_VERSION_STR))
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return 0;
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return 1;
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}
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2019-03-14 01:26:17 +08:00
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static const OSSL_ALGORITHM deflt_digests[] = {
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{ "SHA256", "default=yes", sha256_functions },
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{ NULL, NULL, NULL }
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};
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2019-04-03 22:34:08 +08:00
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static const OSSL_ALGORITHM deflt_ciphers[] = {
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{ "AES-256-ECB", "default=yes", aes256ecb_functions },
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2019-04-03 23:53:22 +08:00
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{ "AES-192-ECB", "default=yes", aes192ecb_functions },
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{ "AES-128-ECB", "default=yes", aes128ecb_functions },
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2019-04-04 01:01:21 +08:00
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{ "AES-256-CBC", "default=yes", aes256cbc_functions },
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{ "AES-192-CBC", "default=yes", aes192cbc_functions },
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{ "AES-128-CBC", "default=yes", aes128cbc_functions },
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2019-04-08 23:55:34 +08:00
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{ "AES-256-OFB", "default=yes", aes256ofb_functions },
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{ "AES-192-OFB", "default=yes", aes192ofb_functions },
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{ "AES-128-OFB", "default=yes", aes128ofb_functions },
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2019-04-03 22:34:08 +08:00
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{ NULL, NULL, NULL }
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};
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2019-03-14 01:26:17 +08:00
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static const OSSL_ALGORITHM *deflt_query(OSSL_PROVIDER *prov,
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int operation_id,
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int *no_cache)
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{
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*no_cache = 0;
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switch (operation_id) {
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case OSSL_OP_DIGEST:
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return deflt_digests;
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2019-04-03 22:34:08 +08:00
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case OSSL_OP_CIPHER:
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return deflt_ciphers;
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2019-03-14 01:26:17 +08:00
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}
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return NULL;
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}
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2019-03-13 20:02:55 +08:00
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/* Functions we provide to the core */
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static const OSSL_DISPATCH deflt_dispatch_table[] = {
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{ OSSL_FUNC_PROVIDER_GET_PARAM_TYPES, (void (*)(void))deflt_get_param_types },
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{ OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))deflt_get_params },
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2019-03-14 01:26:17 +08:00
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{ OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))deflt_query },
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2019-03-13 20:02:55 +08:00
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{ 0, NULL }
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};
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OSSL_provider_init_fn ossl_default_provider_init;
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int ossl_default_provider_init(const OSSL_PROVIDER *provider,
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const OSSL_DISPATCH *in,
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const OSSL_DISPATCH **out)
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{
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for (; in->function_id != 0; in++) {
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switch (in->function_id) {
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case OSSL_FUNC_CORE_GET_PARAM_TYPES:
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c_get_param_types = OSSL_get_core_get_param_types(in);
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break;
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case OSSL_FUNC_CORE_GET_PARAMS:
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c_get_params = OSSL_get_core_get_params(in);
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break;
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default:
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/* Just ignore anything we don't understand */
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break;
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}
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}
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*out = deflt_dispatch_table;
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return 1;
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}
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