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Return success/failure result from tls_prf_sha256()
[thirdparty/hostap.git] / src / crypto / ms_funcs.h
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1/*
2 * WPA Supplicant / shared MSCHAPV2 helper functions / RFC 2433 / RFC 2759
6d503f67 3 * Copyright (c) 2004-2009, Jouni Malinen <j@w1.fi>
6fc6879b 4 *
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5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
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7 */
8
9#ifndef MS_FUNCS_H
10#define MS_FUNCS_H
11
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12int generate_nt_response(const u8 *auth_challenge, const u8 *peer_challenge,
13 const u8 *username, size_t username_len,
14 const u8 *password, size_t password_len,
15 u8 *response);
16int generate_nt_response_pwhash(const u8 *auth_challenge,
17 const u8 *peer_challenge,
18 const u8 *username, size_t username_len,
19 const u8 *password_hash,
20 u8 *response);
21int generate_authenticator_response(const u8 *password, size_t password_len,
22 const u8 *peer_challenge,
23 const u8 *auth_challenge,
24 const u8 *username, size_t username_len,
25 const u8 *nt_response, u8 *response);
26int generate_authenticator_response_pwhash(
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27 const u8 *password_hash,
28 const u8 *peer_challenge, const u8 *auth_challenge,
29 const u8 *username, size_t username_len,
30 const u8 *nt_response, u8 *response);
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31int nt_challenge_response(const u8 *challenge, const u8 *password,
32 size_t password_len, u8 *response);
6fc6879b 33
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34int challenge_response(const u8 *challenge, const u8 *password_hash,
35 u8 *response);
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36int challenge_hash(const u8 *peer_challenge, const u8 *auth_challenge,
37 const u8 *username, size_t username_len, u8 *challenge);
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38int nt_password_hash(const u8 *password, size_t password_len,
39 u8 *password_hash);
40int hash_nt_password_hash(const u8 *password_hash, u8 *password_hash_hash);
41int get_master_key(const u8 *password_hash_hash, const u8 *nt_response,
42 u8 *master_key);
43int get_asymetric_start_key(const u8 *master_key, u8 *session_key,
44 size_t session_key_len, int is_send,
45 int is_server);
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46int __must_check encrypt_pw_block_with_password_hash(
47 const u8 *password, size_t password_len,
48 const u8 *password_hash, u8 *pw_block);
49int __must_check new_password_encrypted_with_old_nt_password_hash(
50 const u8 *new_password, size_t new_password_len,
51 const u8 *old_password, size_t old_password_len,
52 u8 *encrypted_pw_block);
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53int nt_password_hash_encrypted_with_block(const u8 *password_hash,
54 const u8 *block, u8 *cypher);
6d503f67 55int old_nt_password_hash_encrypted_with_new_nt_password_hash(
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56 const u8 *new_password, size_t new_password_len,
57 const u8 *old_password, size_t old_password_len,
58 u8 *encrypted_password_hash);
59
60#endif /* MS_FUNCS_H */