2
* EAP server/peer: EAP-GPSK shared routines
3
* Copyright (c) 2006-2007, Jouni Malinen <j@w1.fi>
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.
9
* Alternatively, this software may be distributed under the terms of BSD
12
* See README and COPYING for more details.
15
#ifndef EAP_GPSK_COMMON_H
16
#define EAP_GPSK_COMMON_H
18
#define EAP_GPSK_OPCODE_GPSK_1 1
19
#define EAP_GPSK_OPCODE_GPSK_2 2
20
#define EAP_GPSK_OPCODE_GPSK_3 3
21
#define EAP_GPSK_OPCODE_GPSK_4 4
22
#define EAP_GPSK_OPCODE_FAIL 5
23
#define EAP_GPSK_OPCODE_PROTECTED_FAIL 6
25
/* Failure-Code in GPSK-Fail and GPSK-Protected-Fail */
26
#define EAP_GPSK_FAIL_PSK_NOT_FOUND 0x00000001
27
#define EAP_GPSK_FAIL_AUTHENTICATION_FAILURE 0x00000002
28
#define EAP_GPSK_FAIL_AUTHORIZATION_FAILURE 0x00000003
30
#define EAP_GPSK_RAND_LEN 32
31
#define EAP_GPSK_MAX_SK_LEN 32
32
#define EAP_GPSK_MAX_PK_LEN 32
33
#define EAP_GPSK_MAX_MIC_LEN 32
35
#define EAP_GPSK_VENDOR_IETF 0x00000000
36
#define EAP_GPSK_CIPHER_RESERVED 0x000000
37
#define EAP_GPSK_CIPHER_AES 0x000001
38
#define EAP_GPSK_CIPHER_SHA256 0x000002
45
struct eap_gpsk_csuite {
54
int eap_gpsk_supported_ciphersuite(int vendor, int specifier);
55
int eap_gpsk_derive_keys(const u8 *psk, size_t psk_len, int vendor,
57
const u8 *rand_client, const u8 *rand_server,
58
const u8 *id_client, size_t id_client_len,
59
const u8 *id_server, size_t id_server_len,
60
u8 *msk, u8 *emsk, u8 *sk, size_t *sk_len,
61
u8 *pk, size_t *pk_len);
62
size_t eap_gpsk_mic_len(int vendor, int specifier);
63
int eap_gpsk_compute_mic(const u8 *sk, size_t sk_len, int vendor,
64
int specifier, const u8 *data, size_t len, u8 *mic);
66
#endif /* EAP_GPSK_COMMON_H */