OVMS3-idf/components/wpa_supplicant/src/crypto/aes_wrap.h
Nachiket Kukade f2e37c4ca8 wpa_supplicant: Support WPA3 4-way handshake, add config option
1. Add changes in 4-way handshake path to allow SAE key mgmt.
2. Support for configuring WAP3 at init time, added Kconfig option.
3. Handle and propagate error conditions properly.
4. Link changes from WiFi library.
2019-11-26 10:59:55 +05:30

52 lines
2.1 KiB
C

/*
* AES-based functions
*
* - AES Key Wrap Algorithm (128-bit KEK) (RFC3394)
* - One-Key CBC MAC (OMAC1) hash with AES-128
* - AES-128 CTR mode encryption
* - AES-128 EAX mode encryption/decryption
* - AES-128 CBC
*
* Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* Alternatively, this software may be distributed under the terms of BSD
* license.
*
* See README and COPYING for more details.
*/
#ifndef AES_WRAP_H
#define AES_WRAP_H
int __must_check aes_wrap(const u8 *kek, int n, const u8 *plain, u8 *cipher);
int __must_check aes_unwrap(const u8 *kek, int n, const u8 *cipher, u8 *plain);
int __must_check omac1_aes_vector(const u8 *key, size_t key_len,
size_t num_elem, const u8 *addr[],
const size_t *len, u8 *mac);
int __must_check omac1_aes_128_vector(const u8 *key, size_t num_elem,
const u8 *addr[], const size_t *len,
u8 *mac);
int __must_check omac1_aes_128(const u8 *key, const u8 *data, size_t data_len,
u8 *mac);
int __must_check omac1_aes_256(const u8 *key, const u8 *data, size_t data_len,
u8 *mac);
int __must_check aes_128_encrypt_block(const u8 *key, const u8 *in, u8 *out);
int __must_check aes_128_ctr_encrypt(const u8 *key, const u8 *nonce,
u8 *data, size_t data_len);
int __must_check aes_128_eax_encrypt(const u8 *key,
const u8 *nonce, size_t nonce_len,
const u8 *hdr, size_t hdr_len,
u8 *data, size_t data_len, u8 *tag);
int __must_check aes_128_eax_decrypt(const u8 *key,
const u8 *nonce, size_t nonce_len,
const u8 *hdr, size_t hdr_len,
u8 *data, size_t data_len, const u8 *tag);
int __must_check aes_128_cbc_encrypt(const u8 *key, const u8 *iv, u8 *data,
size_t data_len);
int __must_check aes_128_cbc_decrypt(const u8 *key, const u8 *iv, u8 *data,
size_t data_len);
#endif /* AES_WRAP_H */