/* @BANNER@ */

/**
 * @file    lcx_cmac.h
 * @brief   CMAC (Cipher-based Message Authentication Code).
 */

#ifdef HAVE_CMAC

#ifndef LCX_CMAC_H
#define LCX_CMAC_H

#include "lcx_cipher.h"
#include "cx_errors.h"

cx_err_t cx_cmac_start(cx_cipher_context_t *ctx,
                       const uint8_t *key,
                       size_t key_bitlen);

cx_err_t cx_cmac_update(cx_cipher_context_t *ctx,
                        const uint8_t *input,
                        size_t in_len);

cx_err_t cx_cmac_finish(cx_cipher_context_t *ctx,
                        uint8_t *output);

cx_err_t cx_cmac(const cx_cipher_id_t type,
                 const uint8_t *key,
                 size_t key_bitlen,
                 const uint8_t *input,
                 size_t in_len,
                 uint8_t *output);

#endif /* LCX_CMAC_H */

#endif // HAVE_CMAC