11cb0ef41Sopenharmony_ci/*
21cb0ef41Sopenharmony_ci * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
31cb0ef41Sopenharmony_ci *
41cb0ef41Sopenharmony_ci * Licensed under the Apache License 2.0 (the "License").  You may not use
51cb0ef41Sopenharmony_ci * this file except in compliance with the License.  You can obtain a copy
61cb0ef41Sopenharmony_ci * in the file LICENSE in the source distribution or at
71cb0ef41Sopenharmony_ci * https://www.openssl.org/source/license.html
81cb0ef41Sopenharmony_ci */
91cb0ef41Sopenharmony_ci
101cb0ef41Sopenharmony_ci#ifndef OSSL_CRYPTO_HMAC_LOCAL_H
111cb0ef41Sopenharmony_ci# define OSSL_CRYPTO_HMAC_LOCAL_H
121cb0ef41Sopenharmony_ci
131cb0ef41Sopenharmony_ci/* The current largest case is for SHA3-224 */
141cb0ef41Sopenharmony_ci#define HMAC_MAX_MD_CBLOCK_SIZE     144
151cb0ef41Sopenharmony_ci
161cb0ef41Sopenharmony_cistruct hmac_ctx_st {
171cb0ef41Sopenharmony_ci    const EVP_MD *md;
181cb0ef41Sopenharmony_ci    EVP_MD_CTX *md_ctx;
191cb0ef41Sopenharmony_ci    EVP_MD_CTX *i_ctx;
201cb0ef41Sopenharmony_ci    EVP_MD_CTX *o_ctx;
211cb0ef41Sopenharmony_ci};
221cb0ef41Sopenharmony_ci
231cb0ef41Sopenharmony_ci#endif
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