hmac.h

Go to the documentation of this file.

/*
 * Copyright (C) 2022 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 ASCON_HMAC_H
#define ASCON_HMAC_H
 
#include <ascon/hash.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define ASCON_HMAC_SIZE ASCON_HASH_SIZE
 
#define ASCON_HMACA_SIZE ASCON_HASHA_SIZE
 
typedef struct
{
    ascon_hash_state_t hash;    
} ascon_hmac_state_t;
 
typedef struct
{
    ascon_hasha_state_t hash;   
} ascon_hmaca_state_t;
 
void ascon_hmac
    (unsigned char *out,
     const unsigned char *key, size_t keylen,
     const unsigned char *in, size_t inlen);
 
void ascon_hmac_init
    (ascon_hmac_state_t *state, const unsigned char *key, size_t keylen);
 
void ascon_hmac_reinit
    (ascon_hmac_state_t *state, const unsigned char *key, size_t keylen);
 
void ascon_hmac_free(ascon_hmac_state_t *state);
 
void ascon_hmac_update
    (ascon_hmac_state_t *state, const unsigned char *in, size_t inlen);
 
void ascon_hmac_finalize
    (ascon_hmac_state_t *state, const unsigned char *key, size_t keylen,
     unsigned char *out);
 
void ascon_hmaca
    (unsigned char *out,
     const unsigned char *key, size_t keylen,
     const unsigned char *in, size_t inlen);
 
void ascon_hmaca_init
    (ascon_hmaca_state_t *state, const unsigned char *key, size_t keylen);
 
void ascon_hmaca_reinit
    (ascon_hmaca_state_t *state, const unsigned char *key, size_t keylen);
 
void ascon_hmaca_free(ascon_hmaca_state_t *state);
 
void ascon_hmaca_update
    (ascon_hmaca_state_t *state, const unsigned char *in, size_t inlen);
 
void ascon_hmaca_finalize
    (ascon_hmaca_state_t *state, const unsigned char *key, size_t keylen,
     unsigned char *out);
 
#ifdef __cplusplus
}
#endif
 
#endif