mac.h

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#ifndef MAGMA_MAC_H
#define MAGMA_MAC_H
 
#include <stddef.h>
#include <stdint.h>
#include "core/keys.h"
#include "core/crypt.h"
#include "core/utils.h"

MagmaResult magma_mac(
    const unsigned char keys[ITER_KEYS_COUNT][ITER_KEY_LEN],
    const size_t mac_size,
    const unsigned char *input,
    unsigned char *mac,
    const size_t length
);

MagmaResult magma_mac_verify(
    const unsigned char keys[ITER_KEYS_COUNT][ITER_KEY_LEN],
    const size_t mac_size,
    const unsigned char *input,
    const unsigned char *mac,
    const size_t length,
    int *result
);

MagmaResult calc_additional_keys(
    unsigned char K1_output[MAGMA_BLOCK_SIZE],
    unsigned char K2_output[MAGMA_BLOCK_SIZE],
    const unsigned char keys[ITER_KEYS_COUNT][ITER_KEY_LEN]
);
 
#endif