src/eap_common/eap_tlv_common.h

   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
  48 struct eap_tlv_hdr {
  49         be16 tlv_type;
  50         be16 length;
  51 } STRUCT_PACKED;
  52
  53 struct eap_tlv_nak_tlv {
  54         be16 tlv_type;
  55         be16 length;
  56         be32 vendor_id;
  57         be16 nak_type;
  58 } STRUCT_PACKED;
  59
  60 struct 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 */
  67 struct 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 */
  75 struct 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
  86 struct 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 */
  95 struct 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 */
 102 struct 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 */