ocrypto_wpa3_sae_p256.h

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/*
 * Copyright (c) 2016 - 2025 Nordic Semiconductor ASA
 * Copyright (c) since 2013 Oberon microsystems AG
 *
 * SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
 */
 
 
 
#ifndef OCRYPTO_WPA3_SAE_P256_H
#define OCRYPTO_WPA3_SAE_P256_H
 
#include <stddef.h>
#include <stdint.h>
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
 
int ocrypto_wpa3_sae_p256_sswu_pt(
    uint8_t pt[64],
    const uint8_t u1[48],
    const uint8_t u2[48]);
 
int ocrypto_wpa3_sae_p256_h2e_pt(
    uint8_t pt[64],
    const uint8_t *pw, size_t pw_len,
    const uint8_t *pwid, size_t pwid_len,
    const uint8_t *ssid, size_t ssid_len);
 
int ocrypto_wpa3_sae_p256_check_pt(
    const uint8_t pt[64]);
 
void ocrypto_wpa3_sae_p256_h2e_pwe_from_scalar(
    uint8_t pwe[64],
    const uint8_t pt[64],
    const uint8_t val[32]);
 
void ocrypto_wpa3_sae_p256_h2e_pwe(
    uint8_t pwe[64],
    const uint8_t pt[64],
    const uint8_t mac_a[6],
    const uint8_t mac_b[6]);
 
int ocrypto_wpa3_sae_p256_get_pwe_from_x(
    uint8_t y[32],
    const uint8_t x[32],
    int sign);
 
int ocrypto_wpa3_sae_p256_pwe(
    uint8_t pwe[64],
    const uint8_t *pw, size_t pw_len,
    const uint8_t mac_a[6],
    const uint8_t mac_b[6]);
 
int ocrypto_wpa3_sae_p256_get_commit(
    uint8_t commit[96],
    const uint8_t rand[32],
    const uint8_t mask[32],
    const uint8_t pwe[64]);
 
int ocrypto_wpa3_sae_p256_check_commit(
    const uint8_t commit[96]);
 
int ocrypto_wpa3_sae_p256_secret_value(
    uint8_t k[32],
    uint8_t ctx[32],
    const uint8_t pwe[64],
    const uint8_t scalar[32],
    const uint8_t peer_scalar[32],
    const uint8_t peer_element[64],
    const uint8_t rand[32]);
 
int ocrypto_wpa3_sae_p256_keys(
    uint8_t kck[32],
    uint8_t pmk[32],
    uint8_t pmkid[16],
    const uint8_t pwe[64],
    const uint8_t rand[32],
    const uint8_t commit[96],
    const uint8_t peer_commit[96],
    const uint8_t *rej_list, size_t rej_len);
 
void ocrypto_wpa3_sae_p256_get_confirm(
    uint8_t confirm[34],
    const uint8_t kck[32],
    const uint8_t commit[96],
    const uint8_t peer_commit[96],
    uint16_t send_confirm);
 
int ocrypto_wpa3_sae_p256_check_confirm(
    const uint8_t confirm[34],
    const uint8_t kck[32],
    const uint8_t commit[96],
    const uint8_t peer_commit[96]);
 
 
#ifdef __cplusplus
}
#endif
 
#endif