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#pragma once
#include <stdint.h>
/* low-level functions */
int tuak_f1(const uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes, const uint8_t *_rand,
const uint8_t *sqn, const uint8_t *amf, uint8_t *mac_a, uint8_t mac_a_len_bytes,
unsigned int keccac_iterations);
int tuak_f1star(const uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes, const uint8_t *_rand,
const uint8_t *sqn, const uint8_t *amf, uint8_t *mac_s, uint8_t mac_s_len_bytes,
unsigned int keccac_iterations);
int tuak_f2345(const uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes,
const uint8_t *_rand, uint8_t *res, uint8_t res_len_bytes,
uint8_t *ck, uint8_t ck_len_bytes,
uint8_t *ik, uint8_t ik_len_bytes, uint8_t *ak, unsigned int keccac_iterations);
int tuak_f5star(const uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes,
const uint8_t *_rand, uint8_t *ak, unsigned int keccac_iterations);
/* high-level API */
void tuak_set_keccak_iterations(unsigned int i);
void tuak_generate(const uint8_t *opc, const uint8_t *amf, const uint8_t *k, uint8_t k_len_bytes,
const uint8_t *sqn, const uint8_t *_rand, uint8_t *autn, uint8_t *ik,
uint8_t *ck, uint8_t *res, size_t *res_len);
int tuak_auts(const uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes,
const uint8_t *_rand, const uint8_t *auts, uint8_t *sqn);
int tuak_opc_gen(uint8_t *opc, const uint8_t *k, uint8_t k_len_bytes, const uint8_t *op);
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