| 1 | /*
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| 2 | * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef OSSL_CRYPTO_HMAC_LOCAL_H
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| 11 | # define OSSL_CRYPTO_HMAC_LOCAL_H
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| 12 |
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| 13 | /* The current largest case is for SHA3-224 */
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| 14 | #define HMAC_MAX_MD_CBLOCK_SIZE 144
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| 15 |
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| 16 | struct hmac_ctx_st {
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| 17 | const EVP_MD *md;
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| 18 | EVP_MD_CTX *md_ctx;
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| 19 | EVP_MD_CTX *i_ctx;
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| 20 | EVP_MD_CTX *o_ctx;
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| 21 | };
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| 22 |
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| 23 | #endif
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