1 /* 2 * SHA1 hash implementation and interface functions 3 * Copyright (c) 2003-2005, Jouni Malinen <j@w1.fi> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 * 9 * Alternatively, this software may be distributed under the terms of BSD 10 * license. 11 * 12 * See README and COPYING for more details. 13 */ 14 15 #ifndef SHA1_H 16 #define SHA1_H 17 18 #define SHA1_MAC_LEN 20 19 20 void hmac_sha1_vector(const u8 *key, size_t key_len, size_t num_elem, 21 const u8 *addr[], const size_t *len, u8 *mac); 22 void hmac_sha1(const u8 *key, size_t key_len, const u8 *data, size_t data_len, 23 u8 *mac); 24 void sha1_prf(const u8 *key, size_t key_len, const char *label, 25 const u8 *data, size_t data_len, u8 *buf, size_t buf_len); 26 void sha1_t_prf(const u8 *key, size_t key_len, const char *label, 27 const u8 *seed, size_t seed_len, u8 *buf, size_t buf_len); 28 int tls_prf(const u8 *secret, size_t secret_len, const char *label, 29 const u8 *seed, size_t seed_len, u8 *out, size_t outlen); 30 void pbkdf2_sha1(const char *passphrase, const char *ssid, size_t ssid_len, 31 int iterations, u8 *buf, size_t buflen); 32 33 #ifdef CONFIG_CRYPTO_INTERNAL 34 struct SHA1Context; 35 36 void SHA1Init(struct SHA1Context *context); 37 void SHA1Update(struct SHA1Context *context, const void *data, u32 len); 38 void SHA1Final(unsigned char digest[20], struct SHA1Context *context); 39 #endif /* CONFIG_CRYPTO_INTERNAL */ 40 41 #endif /* SHA1_H */ 42