xref: /freebsd/contrib/wpa/src/eap_common/eap_defs.h (revision 4c8945a06b01a5c8122cdeb402af36bb46a06acc)
1 /*
2  * EAP server/peer: Shared EAP definitions
3  * Copyright (c) 2004-2007, 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 EAP_DEFS_H
16 #define EAP_DEFS_H
17 
18 /* RFC 3748 - Extensible Authentication Protocol (EAP) */
19 
20 #ifdef _MSC_VER
21 #pragma pack(push, 1)
22 #endif /* _MSC_VER */
23 
24 struct eap_hdr {
25 	u8 code;
26 	u8 identifier;
27 	be16 length; /* including code and identifier; network byte order */
28 	/* followed by length-4 octets of data */
29 } STRUCT_PACKED;
30 
31 #ifdef _MSC_VER
32 #pragma pack(pop)
33 #endif /* _MSC_VER */
34 
35 enum { EAP_CODE_REQUEST = 1, EAP_CODE_RESPONSE = 2, EAP_CODE_SUCCESS = 3,
36        EAP_CODE_FAILURE = 4 };
37 
38 /* EAP Request and Response data begins with one octet Type. Success and
39  * Failure do not have additional data. */
40 
41 /*
42  * EAP Method Types as allocated by IANA:
43  * http://www.iana.org/assignments/eap-numbers
44  */
45 typedef enum {
46 	EAP_TYPE_NONE = 0,
47 	EAP_TYPE_IDENTITY = 1 /* RFC 3748 */,
48 	EAP_TYPE_NOTIFICATION = 2 /* RFC 3748 */,
49 	EAP_TYPE_NAK = 3 /* Response only, RFC 3748 */,
50 	EAP_TYPE_MD5 = 4, /* RFC 3748 */
51 	EAP_TYPE_OTP = 5 /* RFC 3748 */,
52 	EAP_TYPE_GTC = 6, /* RFC 3748 */
53 	EAP_TYPE_TLS = 13 /* RFC 2716 */,
54 	EAP_TYPE_LEAP = 17 /* Cisco proprietary */,
55 	EAP_TYPE_SIM = 18 /* RFC 4186 */,
56 	EAP_TYPE_TTLS = 21 /* RFC 5281 */,
57 	EAP_TYPE_AKA = 23 /* RFC 4187 */,
58 	EAP_TYPE_PEAP = 25 /* draft-josefsson-pppext-eap-tls-eap-06.txt */,
59 	EAP_TYPE_MSCHAPV2 = 26 /* draft-kamath-pppext-eap-mschapv2-00.txt */,
60 	EAP_TYPE_TLV = 33 /* draft-josefsson-pppext-eap-tls-eap-07.txt */,
61 	EAP_TYPE_TNC = 38 /* TNC IF-T v1.0-r3; note: tentative assignment;
62 			   * type 38 has previously been allocated for
63 			   * EAP-HTTP Digest, (funk.com) */,
64 	EAP_TYPE_FAST = 43 /* RFC 4851 */,
65 	EAP_TYPE_PAX = 46 /* RFC 4746 */,
66 	EAP_TYPE_PSK = 47 /* RFC 4764 */,
67 	EAP_TYPE_SAKE = 48 /* RFC 4763 */,
68 	EAP_TYPE_IKEV2 = 49 /* RFC 5106 */,
69 	EAP_TYPE_AKA_PRIME = 50 /* draft-arkko-eap-aka-kdf-10.txt */,
70 	EAP_TYPE_GPSK = 51 /* RFC 5433 */,
71 	EAP_TYPE_EXPANDED = 254 /* RFC 3748 */
72 } EapType;
73 
74 
75 /* SMI Network Management Private Enterprise Code for vendor specific types */
76 enum {
77 	EAP_VENDOR_IETF = 0,
78 	EAP_VENDOR_MICROSOFT = 0x000137 /* Microsoft */,
79 	EAP_VENDOR_WFA = 0x00372A /* Wi-Fi Alliance */
80 };
81 
82 #define EAP_MSK_LEN 64
83 #define EAP_EMSK_LEN 64
84 
85 #endif /* EAP_DEFS_H */
86