contrib/wpa_supplicant-0.5.8/ms_funcs.h

   1 /*
   2  * WPA Supplicant / shared MSCHAPV2 helper functions / RFC 2433 / RFC 2759
   3  * Copyright (c) 2004-2005, 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 MS_FUNCS_H
  16 #define MS_FUNCS_H
  17
  18 void generate_nt_response(const u8 *auth_challenge, const u8 *peer_challenge,
  19                           const u8 *username, size_t username_len,
  20                           const u8 *password, size_t password_len,
  21                           u8 *response);
  22 void generate_nt_response_pwhash(const u8 *auth_challenge,
  23                                  const u8 *peer_challenge,
  24                                  const u8 *username, size_t username_len,
  25                                  const u8 *password_hash,
  26                                  u8 *response);
  27 void generate_authenticator_response(const u8 *password, size_t password_len,
  28                                      const u8 *peer_challenge,
  29                                      const u8 *auth_challenge,
  30                                      const u8 *username, size_t username_len,
  31                                      const u8 *nt_response, u8 *response);
  32 void generate_authenticator_response_pwhash(
  33         const u8 *password_hash,
  34         const u8 *peer_challenge, const u8 *auth_challenge,
  35         const u8 *username, size_t username_len,
  36         const u8 *nt_response, u8 *response);
  37 void nt_challenge_response(const u8 *challenge, const u8 *password,
  38                            size_t password_len, u8 *response);
  39
  40 void challenge_response(const u8 *challenge, const u8 *password_hash,
  41                         u8 *response);
  42 void nt_password_hash(const u8 *password, size_t password_len,
  43                       u8 *password_hash);
  44 void hash_nt_password_hash(const u8 *password_hash, u8 *password_hash_hash);
  45 void get_master_key(const u8 *password_hash_hash, const u8 *nt_response,
  46                     u8 *master_key);
  47 void get_asymetric_start_key(const u8 *master_key, u8 *session_key,
  48                              size_t session_key_len, int is_send,
  49                              int is_server);
  50 void new_password_encrypted_with_old_nt_password_hash(
  51         const u8 *new_password, size_t new_password_len,
  52         const u8 *old_password, size_t old_password_len,
  53         u8 *encrypted_pw_block);
  54 void old_nt_password_hash_encrypted_with_new_nt_password_hash(
  55         const u8 *new_password, size_t new_password_len,
  56         const u8 *old_password, size_t old_password_len,
  57         u8 *encrypted_password_hash);
  58
  59 #endif /* MS_FUNCS_H */