eap_tlv_common.h revision 8d520ff1dc2da35cdca849e982051b86468016d8 
1/*
2 * EAP-TLV definitions (draft-josefsson-pppext-eap-tls-eap-10.txt)
3 * Copyright (c) 2004-2008, 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_TLV_COMMON_H
16#define EAP_TLV_COMMON_H
17
18/* EAP-TLV TLVs (draft-josefsson-ppext-eap-tls-eap-10.txt) */
19#define EAP_TLV_RESULT_TLV 3 /* Acknowledged Result */
20#define EAP_TLV_NAK_TLV 4
21#define EAP_TLV_ERROR_CODE_TLV 5
22#define EAP_TLV_CONNECTION_BINDING_TLV 6
23#define EAP_TLV_VENDOR_SPECIFIC_TLV 7
24#define EAP_TLV_URI_TLV 8
25#define EAP_TLV_EAP_PAYLOAD_TLV 9
26#define EAP_TLV_INTERMEDIATE_RESULT_TLV 10
27#define EAP_TLV_PAC_TLV 11 /* RFC 5422, Section 4.2 */
28#define EAP_TLV_CRYPTO_BINDING_TLV 12
29#define EAP_TLV_CALLING_STATION_ID_TLV 13
30#define EAP_TLV_CALLED_STATION_ID_TLV 14
31#define EAP_TLV_NAS_PORT_TYPE_TLV 15
32#define EAP_TLV_SERVER_IDENTIFIER_TLV 16
33#define EAP_TLV_IDENTITY_TYPE_TLV 17
34#define EAP_TLV_SERVER_TRUSTED_ROOT_TLV 18
35#define EAP_TLV_REQUEST_ACTION_TLV 19
36#define EAP_TLV_PKCS7_TLV 20
37
38#define EAP_TLV_RESULT_SUCCESS 1
39#define EAP_TLV_RESULT_FAILURE 2
40
41#define EAP_TLV_TYPE_MANDATORY 0x8000
42#define EAP_TLV_TYPE_MASK 0x3fff
43
44#ifdef _MSC_VER
45#pragma pack(push, 1)
46#endif /* _MSC_VER */
47
48struct eap_tlv_hdr {
49	be16 tlv_type;
50	be16 length;
51} STRUCT_PACKED;
52
53struct eap_tlv_nak_tlv {
54	be16 tlv_type;
55	be16 length;
56	be32 vendor_id;
57	be16 nak_type;
58} STRUCT_PACKED;
59
60struct eap_tlv_result_tlv {
61	be16 tlv_type;
62	be16 length;
63	be16 status;
64} STRUCT_PACKED;
65
66/* RFC 4851, Section 4.2.7 - Intermediate-Result TLV */
67struct eap_tlv_intermediate_result_tlv {
68	be16 tlv_type;
69	be16 length;
70	be16 status;
71	/* Followed by optional TLVs */
72} STRUCT_PACKED;
73
74/* RFC 4851, Section 4.2.8 - Crypto-Binding TLV */
75struct eap_tlv_crypto_binding_tlv {
76	be16 tlv_type;
77	be16 length;
78	u8 reserved;
79	u8 version;
80	u8 received_version;
81	u8 subtype;
82	u8 nonce[32];
83	u8 compound_mac[20];
84} STRUCT_PACKED;
85
86struct eap_tlv_pac_ack_tlv {
87	be16 tlv_type;
88	be16 length;
89	be16 pac_type;
90	be16 pac_len;
91	be16 result;
92} STRUCT_PACKED;
93
94/* RFC 4851, Section 4.2.9 - Request-Action TLV */
95struct eap_tlv_request_action_tlv {
96	be16 tlv_type;
97	be16 length;
98	be16 action;
99} STRUCT_PACKED;
100
101/* RFC 5422, Section 4.2.6 - PAC-Type TLV */
102struct eap_tlv_pac_type_tlv {
103	be16 tlv_type; /* PAC_TYPE_PAC_TYPE */
104	be16 length;
105	be16 pac_type;
106} STRUCT_PACKED;
107
108#ifdef _MSC_VER
109#pragma pack(pop)
110#endif /* _MSC_VER */
111
112#define EAP_TLV_CRYPTO_BINDING_SUBTYPE_REQUEST 0
113#define EAP_TLV_CRYPTO_BINDING_SUBTYPE_RESPONSE 1
114
115#define EAP_TLV_ACTION_PROCESS_TLV 1
116#define EAP_TLV_ACTION_NEGOTIATE_EAP 2
117
118#endif /* EAP_TLV_COMMON_H */
119