111 lines
3.9 KiB
C
111 lines
3.9 KiB
C
/*
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*
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* Wireless daemon for Linux
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*
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* Copyright (C) 2013-2014 Intel Corporation. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <stddef.h>
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#include <stdbool.h>
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enum crypto_cipher {
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CRYPTO_CIPHER_WEP40 = 0x000fac01,
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CRYPTO_CIPHER_WEP104 = 0x000fac05,
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CRYPTO_CIPHER_TKIP = 0x000fac02,
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CRYPTO_CIPHER_CCMP = 0x000fac04,
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CRYPTO_CIPHER_BIP = 0x000fac06,
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};
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enum crypto_akm {
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CRYPTO_AKM_8021X = 0x000fac01,
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CRYPTO_AKM_PSK = 0x000fac02,
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CRYPTO_AKM_FT_OVER_8021X = 0x000fac03,
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CRYPTO_AKM_FT_USING_PSK = 0x000fac04,
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CRYPTO_AKM_8021X_SHA256 = 0x000fac05,
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CRYPTO_AKM_PSK_SHA256 = 0x000fac06,
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CRYPTO_AKM_TDLS = 0x000fac07,
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CRYPTO_AKM_SAE_SHA256 = 0x000fac08,
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CRYPTO_AKM_FT_OVER_SAE_SHA256 = 0x000fac09,
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};
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struct crypto_ptk {
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uint8_t kck[16];
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uint8_t kek[16];
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uint8_t tk[0];
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} __attribute__ ((packed));
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extern const unsigned char crypto_dh5_prime[];
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extern size_t crypto_dh5_prime_size;
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extern const unsigned char crypto_dh5_generator[];
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extern size_t crypto_dh5_generator_size;
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bool hmac_md5(const void *key, size_t key_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool hmac_sha1(const void *key, size_t key_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool hmac_sha256(const void *key, size_t key_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool cmac_aes(const void *key, size_t key_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool aes_unwrap(const uint8_t *kek, const uint8_t *in, size_t len,
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uint8_t *out);
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bool arc4_skip(const uint8_t *key, size_t key_len, size_t skip,
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const uint8_t *in, size_t len, uint8_t *out);
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int crypto_cipher_key_len(enum crypto_cipher cipher);
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int crypto_cipher_tk_bits(enum crypto_cipher cipher);
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bool pbkdf2_sha1(const void *password, size_t password_len,
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const void *salt, size_t salt_len,
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unsigned int iterations, void *output, size_t size);
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int crypto_psk_from_passphrase(const char *passphrase,
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const unsigned char *ssid, size_t ssid_len,
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unsigned char *out_psk);
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bool kdf_sha256(const void *key, size_t key_len,
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const void *prefix, size_t prefix_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool prf_sha1(const void *key, size_t key_len,
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const void *prefix, size_t prefix_len,
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const void *data, size_t data_len, void *output, size_t size);
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bool crypto_derive_pairwise_ptk(const uint8_t *pmk,
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const uint8_t *addr1, const uint8_t *addr2,
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const uint8_t *nonce1, const uint8_t *nonce2,
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struct crypto_ptk *out_ptk, size_t ptk_len,
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bool use_sha256);
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bool crypto_derive_pmk_r0(const uint8_t *xxkey,
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const uint8_t *ssid, size_t ssid_len,
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uint16_t mdid,
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const uint8_t *r0khid, size_t r0kh_len,
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const uint8_t *s0khid, uint8_t *out_pmk_r0,
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uint8_t *out_pmk_r0_name);
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bool crypto_derive_pmk_r1(const uint8_t *pmk_r0,
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const uint8_t *r1khid, const uint8_t *s1khid,
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const uint8_t *pmk_r0_name,
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uint8_t *out_pmk_r1,
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uint8_t *out_pmk_r1_name);
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bool crypto_derive_ft_ptk(const uint8_t *pmk_r1, const uint8_t *pmk_r1_name,
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const uint8_t *addr1, const uint8_t *addr2,
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const uint8_t *nonce1, const uint8_t *nonce2,
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struct crypto_ptk *out_ptk, size_t ptk_len,
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uint8_t *out_ptk_name);
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