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ms_funcs.h

ms_funcs.h 2.5 KB
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  1. /*
    2. 

  2.  * WPA Supplicant / shared MSCHAPV2 helper functions / RFC 2433 / RFC 2759
    3. 

  3.  * Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
    4. 

  4.  *
    5. 

  5.  * This program is free software; you can redistribute it and/or modify
    6. 

  6.  * it under the terms of the GNU General Public License version 2 as
    7. 

  7.  * published by the Free Software Foundation.
    8. 

  8.  *
    9. 

  9.  * Alternatively, this software may be distributed under the terms of BSD
    10. 

  10.  * license.
    11. 

  11.  *
    12. 

  12.  * See README and COPYING for more details.
    13. 

  13.  */
    14. 

  14. 

  15. #ifndef MS_FUNCS_H
    16. 

  16. #define MS_FUNCS_H
    17. 

  17. 

  18. int generate_nt_response(const u8 *auth_challenge, const u8 *peer_challenge,
    19. 

  19. 			 const u8 *username, size_t username_len,
    20. 

  20. 			 const u8 *password, size_t password_len,
    21. 

  21. 			 u8 *response);
    22. 

  22. int generate_nt_response_pwhash(const u8 *auth_challenge,
    23. 

  23. 				const u8 *peer_challenge,
    24. 

  24. 				const u8 *username, size_t username_len,
    25. 

  25. 				const u8 *password_hash,
    26. 

  26. 				u8 *response);
    27. 

  27. int generate_authenticator_response(const u8 *password, size_t password_len,
    28. 

  28. 				    const u8 *peer_challenge,
    29. 

  29. 				    const u8 *auth_challenge,
    30. 

  30. 				    const u8 *username, size_t username_len,
    31. 

  31. 				    const u8 *nt_response, u8 *response);
    32. 

  32. int generate_authenticator_response_pwhash(
    33. 

  33. 	const u8 *password_hash,
    34. 

  34. 	const u8 *peer_challenge, const u8 *auth_challenge,
    35. 

  35. 	const u8 *username, size_t username_len,
    36. 

  36. 	const u8 *nt_response, u8 *response);
    37. 

  37. int nt_challenge_response(const u8 *challenge, const u8 *password,
    38. 

  38. 			  size_t password_len, u8 *response);
    39. 

  39. 

  40. void challenge_response(const u8 *challenge, const u8 *password_hash,
    41. 

  41. 			u8 *response);
    42. 

  42. int nt_password_hash(const u8 *password, size_t password_len,
    43. 

  43. 		     u8 *password_hash);
    44. 

  44. int hash_nt_password_hash(const u8 *password_hash, u8 *password_hash_hash);
    45. 

  45. int get_master_key(const u8 *password_hash_hash, const u8 *nt_response,
    46. 

  46. 		   u8 *master_key);
    47. 

  47. int get_asymetric_start_key(const u8 *master_key, u8 *session_key,
    48. 

  48. 			    size_t session_key_len, int is_send,
    49. 

  49. 			    int is_server);
    50. 

  50. int __must_check encrypt_pw_block_with_password_hash(
    51. 

  51. 	const u8 *password, size_t password_len,
    52. 

  52. 	const u8 *password_hash, u8 *pw_block);
    53. 

  53. int __must_check new_password_encrypted_with_old_nt_password_hash(
    54. 

  54. 	const u8 *new_password, size_t new_password_len,
    55. 

  55. 	const u8 *old_password, size_t old_password_len,
    56. 

  56. 	u8 *encrypted_pw_block);
    57. 

  57. void nt_password_hash_encrypted_with_block(const u8 *password_hash,
    58. 

  58. 					   const u8 *block, u8 *cypher);
    59. 

  59. int old_nt_password_hash_encrypted_with_new_nt_password_hash(
    60. 

  60. 	const u8 *new_password, size_t new_password_len,
    61. 

  61. 	const u8 *old_password, size_t old_password_len,
    62. 

  62. 	u8 *encrypted_password_hash);
    63. 

  63. 

  64. #endif /* MS_FUNCS_H */
    65.