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