2 * Copyright 2019-2021 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
11 * MDC2 low level APIs are deprecated for public use, but still ok for
14 #include "internal/deprecated.h"
16 #include <openssl/crypto.h>
17 #include <openssl/params.h>
18 #include <openssl/mdc2.h>
19 #include <openssl/core_names.h>
20 #include <openssl/err.h>
21 #include <openssl/proverr.h>
22 #include "prov/digestcommon.h"
23 #include "prov/implementations.h"
25 static OSSL_FUNC_digest_set_ctx_params_fn mdc2_set_ctx_params;
26 static OSSL_FUNC_digest_settable_ctx_params_fn mdc2_settable_ctx_params;
28 static const OSSL_PARAM known_mdc2_settable_ctx_params[] = {
29 OSSL_PARAM_uint(OSSL_DIGEST_PARAM_PAD_TYPE, NULL),
33 static const OSSL_PARAM *mdc2_settable_ctx_params(ossl_unused void *ctx,
34 ossl_unused void *provctx)
36 return known_mdc2_settable_ctx_params;
39 static int mdc2_set_ctx_params(void *vctx, const OSSL_PARAM params[])
42 MDC2_CTX *ctx = (MDC2_CTX *)vctx;
44 if (ctx != NULL && params != NULL) {
45 p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_PAD_TYPE);
46 if (p != NULL && !OSSL_PARAM_get_uint(p, &ctx->pad_type)) {
47 ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER);
52 return 0; /* Null Parameter */
55 /* ossl_mdc2_functions */
56 IMPLEMENT_digest_functions_with_settable_ctx(
57 mdc2, MDC2_CTX, MDC2_BLOCK, MDC2_DIGEST_LENGTH, 0,
58 MDC2_Init, MDC2_Update, MDC2_Final,
59 mdc2_settable_ctx_params, mdc2_set_ctx_params)