| /* |
| * Copyright 2019-2021 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| /* |
| * MDC2 low level APIs are deprecated for public use, but still ok for |
| * internal use. |
| */ |
| #include "internal/deprecated.h" |
| |
| #include <openssl/crypto.h> |
| #include <openssl/params.h> |
| #include <openssl/mdc2.h> |
| #include <openssl/core_names.h> |
| #include <openssl/err.h> |
| #include <openssl/proverr.h> |
| #include "prov/digestcommon.h" |
| #include "prov/implementations.h" |
| |
| static OSSL_FUNC_digest_set_ctx_params_fn mdc2_set_ctx_params; |
| static OSSL_FUNC_digest_settable_ctx_params_fn mdc2_settable_ctx_params; |
| |
| static const OSSL_PARAM known_mdc2_settable_ctx_params[] = { |
| OSSL_PARAM_uint(OSSL_DIGEST_PARAM_PAD_TYPE, NULL), |
| OSSL_PARAM_END |
| }; |
| |
| static const OSSL_PARAM *mdc2_settable_ctx_params(ossl_unused void *ctx, |
| ossl_unused void *provctx) |
| { |
| return known_mdc2_settable_ctx_params; |
| } |
| |
| static int mdc2_set_ctx_params(void *vctx, const OSSL_PARAM params[]) |
| { |
| const OSSL_PARAM *p; |
| MDC2_CTX *ctx = (MDC2_CTX *)vctx; |
| |
| if (ctx == NULL) |
| return 0; |
| if (params == NULL) |
| return 1; |
| |
| p = OSSL_PARAM_locate_const(params, OSSL_DIGEST_PARAM_PAD_TYPE); |
| if (p != NULL && !OSSL_PARAM_get_uint(p, &ctx->pad_type)) { |
| ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER); |
| return 0; |
| } |
| return 1; |
| } |
| |
| /* ossl_mdc2_functions */ |
| IMPLEMENT_digest_functions_with_settable_ctx( |
| mdc2, MDC2_CTX, MDC2_BLOCK, MDC2_DIGEST_LENGTH, 0, |
| MDC2_Init, MDC2_Update, MDC2_Final, |
| mdc2_settable_ctx_params, mdc2_set_ctx_params) |