contrib/wpa_supplicant-0.5.8/sha1.h

   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 */