Ivan Grokhotkov
3b3802923e
Co-authored-by: Maksim Naumenko <maksim.naumenko@espressif.com> Co-authored-by: Harshal Patil <harshal.patil@espressif.com>
53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
/*
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* HMAC-SHA-224/256/384/512 implementation
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* Last update: 06/15/2005
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* Issue date: 06/15/2005
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*
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* Copyright (C) 2005 Olivier Gay <olivier.gay@a3.epfl.ch>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef HMAC256_I_H
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#define HMAC256_I_H
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#include "qemu/osdep.h"
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#include "sha256_i.h"
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#define SHA256_DIGEST_SIZE 32
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#define SHA256_BLOCK_SIZE 64
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struct hmac_sha256_ctx {
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struct sha256_state ctx_inside;
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struct sha256_state ctx_outside;
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};
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void hmac_sha256_init(struct hmac_sha256_ctx *ctx, const uint8_t *key, unsigned int key_size);
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void hmac_sha256_update(struct hmac_sha256_ctx *ctx, uint8_t *message);
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void hmac_sha256_final(struct hmac_sha256_ctx *ctx, uint8_t *mac, unsigned int mac_size);
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#endif /* HMAC256_I_H */
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