sparkle-hmac.h

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/*
 * Copyright (C) 2021 Southern Storm Software, Pty Ltd.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#ifndef LWCRYPTO_SPARKLE_HMAC_H
#define LWCRYPTO_SPARKLE_HMAC_H

#include "sparkle-hash.h"
#include <stddef.h>

#ifdef __cplusplus
extern "C" {
#endif

#define ESCH_256_HMAC_SIZE ESCH_256_HASH_SIZE

#define ESCH_384_HMAC_SIZE ESCH_384_HASH_SIZE

typedef esch_256_hash_state_t esch_256_hmac_state_t;

typedef esch_384_hash_state_t esch_384_hmac_state_t;

void esch_256_hmac
    (unsigned char *out,
     const unsigned char *key, size_t keylen,
     const unsigned char *in, size_t inlen);

void esch_256_hmac_init
    (esch_256_hmac_state_t *state, const unsigned char *key, size_t keylen);

void esch_256_hmac_update
    (esch_256_hmac_state_t *state, const unsigned char *in, size_t inlen);

void esch_256_hmac_finalize
    (esch_256_hmac_state_t *state, const unsigned char *key, size_t keylen,
     unsigned char *out);

void esch_384_hmac
    (unsigned char *out,
     const unsigned char *key, size_t keylen,
     const unsigned char *in, size_t inlen);

void esch_384_hmac_init
    (esch_384_hmac_state_t *state, const unsigned char *key, size_t keylen);

void esch_384_hmac_update
    (esch_384_hmac_state_t *state, const unsigned char *in, size_t inlen);

void esch_384_hmac_finalize
    (esch_384_hmac_state_t *state, const unsigned char *key, size_t keylen,
     unsigned char *out);

#ifdef __cplusplus
}
#endif

#endif